diff options
author | jsing <> | 2014-04-14 16:43:25 +0000 |
---|---|---|
committer | jsing <> | 2014-04-14 16:43:25 +0000 |
commit | 9ed612cec343ccff3513e7cf2e37938164df6b5b (patch) | |
tree | 5a919c79a7dcee39aad6ec4645d9dcecba40cfb0 | |
parent | 3779c39bff8e2ae1adcc6f1324eb388d0bd49a15 (diff) | |
download | openbsd-9ed612cec343ccff3513e7cf2e37938164df6b5b.tar.gz openbsd-9ed612cec343ccff3513e7cf2e37938164df6b5b.tar.bz2 openbsd-9ed612cec343ccff3513e7cf2e37938164df6b5b.zip |
First pass at applying KNF to the OpenSSL code, which almost makes it
readable. This pass is whitespace only and can readily be verified using
tr and md5.
-rw-r--r-- | src/lib/libssl/s3_clnt.c | 3329 | ||||
-rw-r--r-- | src/lib/libssl/s3_srvr.c | 3489 | ||||
-rw-r--r-- | src/lib/libssl/src/ssl/s3_clnt.c | 3329 | ||||
-rw-r--r-- | src/lib/libssl/src/ssl/s3_srvr.c | 3489 |
4 files changed, 6272 insertions, 7364 deletions
diff --git a/src/lib/libssl/s3_clnt.c b/src/lib/libssl/s3_clnt.c index 64e7be8d67..b9ca6b6f9b 100644 --- a/src/lib/libssl/s3_clnt.c +++ b/src/lib/libssl/s3_clnt.c | |||
@@ -168,62 +168,60 @@ | |||
168 | #endif | 168 | #endif |
169 | 169 | ||
170 | static const SSL_METHOD *ssl3_get_client_method(int ver); | 170 | static const SSL_METHOD *ssl3_get_client_method(int ver); |
171 | static int ca_dn_cmp(const X509_NAME * const *a,const X509_NAME * const *b); | 171 | static int ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b); |
172 | 172 | ||
173 | static const SSL_METHOD *ssl3_get_client_method(int ver) | 173 | static const SSL_METHOD |
174 | { | 174 | *ssl3_get_client_method(int ver) |
175 | { | ||
175 | if (ver == SSL3_VERSION) | 176 | if (ver == SSL3_VERSION) |
176 | return(SSLv3_client_method()); | 177 | return (SSLv3_client_method()); |
177 | else | 178 | else |
178 | return(NULL); | 179 | return (NULL); |
179 | } | 180 | } |
180 | 181 | ||
181 | IMPLEMENT_ssl3_meth_func(SSLv3_client_method, | 182 | IMPLEMENT_ssl3_meth_func(SSLv3_client_method, |
182 | ssl_undefined_function, | 183 | ssl_undefined_function, ssl3_connect, ssl3_get_client_method) |
183 | ssl3_connect, | ||
184 | ssl3_get_client_method) | ||
185 | 184 | ||
186 | int ssl3_connect(SSL *s) | 185 | int |
187 | { | 186 | ssl3_connect(SSL *s) |
188 | BUF_MEM *buf=NULL; | 187 | { |
189 | unsigned long Time=(unsigned long)time(NULL); | 188 | BUF_MEM *buf = NULL; |
190 | void (*cb)(const SSL *ssl,int type,int val)=NULL; | 189 | unsigned long Time = (unsigned long)time(NULL); |
191 | int ret= -1; | 190 | void (*cb)(const SSL *ssl, int type, int val) = NULL; |
192 | int new_state,state,skip=0; | 191 | int ret = -1; |
192 | int new_state, state, skip = 0; | ||
193 | 193 | ||
194 | RAND_add(&Time,sizeof(Time),0); | 194 | RAND_add(&Time, sizeof(Time), 0); |
195 | ERR_clear_error(); | 195 | ERR_clear_error(); |
196 | errno = 0; | 196 | errno = 0; |
197 | 197 | ||
198 | if (s->info_callback != NULL) | 198 | if (s->info_callback != NULL) |
199 | cb=s->info_callback; | 199 | cb = s->info_callback; |
200 | else if (s->ctx->info_callback != NULL) | 200 | else if (s->ctx->info_callback != NULL) |
201 | cb=s->ctx->info_callback; | 201 | cb = s->ctx->info_callback; |
202 | 202 | ||
203 | s->in_handshake++; | 203 | s->in_handshake++; |
204 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | 204 | if (!SSL_in_init(s) || SSL_in_before(s)) |
205 | SSL_clear(s); | ||
205 | 206 | ||
206 | #ifndef OPENSSL_NO_HEARTBEATS | 207 | #ifndef OPENSSL_NO_HEARTBEATS |
207 | /* If we're awaiting a HeartbeatResponse, pretend we | 208 | /* If we're awaiting a HeartbeatResponse, pretend we |
208 | * already got and don't await it anymore, because | 209 | * already got and don't await it anymore, because |
209 | * Heartbeats don't make sense during handshakes anyway. | 210 | * Heartbeats don't make sense during handshakes anyway. |
210 | */ | 211 | */ |
211 | if (s->tlsext_hb_pending) | 212 | if (s->tlsext_hb_pending) { |
212 | { | ||
213 | s->tlsext_hb_pending = 0; | 213 | s->tlsext_hb_pending = 0; |
214 | s->tlsext_hb_seq++; | 214 | s->tlsext_hb_seq++; |
215 | } | 215 | } |
216 | #endif | 216 | #endif |
217 | 217 | ||
218 | for (;;) | 218 | for (;;) { |
219 | { | 219 | state = s->state; |
220 | state=s->state; | ||
221 | 220 | ||
222 | switch(s->state) | 221 | switch (s->state) { |
223 | { | ||
224 | case SSL_ST_RENEGOTIATE: | 222 | case SSL_ST_RENEGOTIATE: |
225 | s->renegotiate=1; | 223 | s->renegotiate = 1; |
226 | s->state=SSL_ST_CONNECT; | 224 | s->state = SSL_ST_CONNECT; |
227 | s->ctx->stats.sess_connect_renegotiate++; | 225 | s->ctx->stats.sess_connect_renegotiate++; |
228 | /* break */ | 226 | /* break */ |
229 | case SSL_ST_BEFORE: | 227 | case SSL_ST_BEFORE: |
@@ -231,173 +229,172 @@ int ssl3_connect(SSL *s) | |||
231 | case SSL_ST_BEFORE|SSL_ST_CONNECT: | 229 | case SSL_ST_BEFORE|SSL_ST_CONNECT: |
232 | case SSL_ST_OK|SSL_ST_CONNECT: | 230 | case SSL_ST_OK|SSL_ST_CONNECT: |
233 | 231 | ||
234 | s->server=0; | 232 | s->server = 0; |
235 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); | 233 | if (cb != NULL) |
234 | cb(s, SSL_CB_HANDSHAKE_START, 1); | ||
236 | 235 | ||
237 | if ((s->version & 0xff00 ) != 0x0300) | 236 | if ((s->version & 0xff00 ) != 0x0300) { |
238 | { | ||
239 | SSLerr(SSL_F_SSL3_CONNECT, ERR_R_INTERNAL_ERROR); | 237 | SSLerr(SSL_F_SSL3_CONNECT, ERR_R_INTERNAL_ERROR); |
240 | ret = -1; | 238 | ret = -1; |
241 | goto end; | 239 | goto end; |
242 | } | 240 | } |
243 | 241 | ||
244 | /* s->version=SSL3_VERSION; */ | 242 | /* s->version=SSL3_VERSION; */ |
245 | s->type=SSL_ST_CONNECT; | 243 | s->type = SSL_ST_CONNECT; |
246 | 244 | ||
247 | if (s->init_buf == NULL) | 245 | if (s->init_buf == NULL) { |
248 | { | 246 | if ((buf = BUF_MEM_new()) == NULL) { |
249 | if ((buf=BUF_MEM_new()) == NULL) | 247 | ret = -1; |
250 | { | ||
251 | ret= -1; | ||
252 | goto end; | 248 | goto end; |
253 | } | 249 | } |
254 | if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH)) | 250 | if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) { |
255 | { | 251 | ret = -1; |
256 | ret= -1; | ||
257 | goto end; | 252 | goto end; |
258 | } | ||
259 | s->init_buf=buf; | ||
260 | buf=NULL; | ||
261 | } | 253 | } |
254 | s->init_buf = buf; | ||
255 | buf = NULL; | ||
256 | } | ||
262 | 257 | ||
263 | if (!ssl3_setup_buffers(s)) { ret= -1; goto end; } | 258 | if (!ssl3_setup_buffers(s)) { |
259 | ret = -1; | ||
260 | goto end; | ||
261 | } | ||
264 | 262 | ||
265 | /* setup buffing BIO */ | 263 | /* setup buffing BIO */ |
266 | if (!ssl_init_wbio_buffer(s,0)) { ret= -1; goto end; } | 264 | if (!ssl_init_wbio_buffer(s, 0)) { |
265 | ret = -1; | ||
266 | goto end; | ||
267 | } | ||
267 | 268 | ||
268 | /* don't push the buffering BIO quite yet */ | 269 | /* don't push the buffering BIO quite yet */ |
269 | 270 | ||
270 | ssl3_init_finished_mac(s); | 271 | ssl3_init_finished_mac(s); |
271 | 272 | ||
272 | s->state=SSL3_ST_CW_CLNT_HELLO_A; | 273 | s->state = SSL3_ST_CW_CLNT_HELLO_A; |
273 | s->ctx->stats.sess_connect++; | 274 | s->ctx->stats.sess_connect++; |
274 | s->init_num=0; | 275 | s->init_num = 0; |
275 | break; | 276 | break; |
276 | 277 | ||
277 | case SSL3_ST_CW_CLNT_HELLO_A: | 278 | case SSL3_ST_CW_CLNT_HELLO_A: |
278 | case SSL3_ST_CW_CLNT_HELLO_B: | 279 | case SSL3_ST_CW_CLNT_HELLO_B: |
279 | 280 | ||
280 | s->shutdown=0; | 281 | s->shutdown = 0; |
281 | ret=ssl3_client_hello(s); | 282 | ret = ssl3_client_hello(s); |
282 | if (ret <= 0) goto end; | 283 | if (ret <= 0) |
283 | s->state=SSL3_ST_CR_SRVR_HELLO_A; | 284 | goto end; |
284 | s->init_num=0; | 285 | s->state = SSL3_ST_CR_SRVR_HELLO_A; |
286 | s->init_num = 0; | ||
285 | 287 | ||
286 | /* turn on buffering for the next lot of output */ | 288 | /* turn on buffering for the next lot of output */ |
287 | if (s->bbio != s->wbio) | 289 | if (s->bbio != s->wbio) |
288 | s->wbio=BIO_push(s->bbio,s->wbio); | 290 | s->wbio = BIO_push(s->bbio, s->wbio); |
289 | 291 | ||
290 | break; | 292 | break; |
291 | 293 | ||
292 | case SSL3_ST_CR_SRVR_HELLO_A: | 294 | case SSL3_ST_CR_SRVR_HELLO_A: |
293 | case SSL3_ST_CR_SRVR_HELLO_B: | 295 | case SSL3_ST_CR_SRVR_HELLO_B: |
294 | ret=ssl3_get_server_hello(s); | 296 | ret = ssl3_get_server_hello(s); |
295 | if (ret <= 0) goto end; | 297 | if (ret <= 0) |
298 | goto end; | ||
296 | 299 | ||
297 | if (s->hit) | 300 | if (s->hit) { |
298 | { | 301 | s->state = SSL3_ST_CR_FINISHED_A; |
299 | s->state=SSL3_ST_CR_FINISHED_A; | ||
300 | #ifndef OPENSSL_NO_TLSEXT | 302 | #ifndef OPENSSL_NO_TLSEXT |
301 | if (s->tlsext_ticket_expected) | 303 | if (s->tlsext_ticket_expected) { |
302 | { | ||
303 | /* receive renewed session ticket */ | 304 | /* receive renewed session ticket */ |
304 | s->state=SSL3_ST_CR_SESSION_TICKET_A; | 305 | s->state = SSL3_ST_CR_SESSION_TICKET_A; |
305 | } | ||
306 | #endif | ||
307 | } | 306 | } |
308 | else | 307 | #endif |
309 | s->state=SSL3_ST_CR_CERT_A; | 308 | } else |
310 | s->init_num=0; | 309 | s->state = SSL3_ST_CR_CERT_A; |
310 | s->init_num = 0; | ||
311 | break; | 311 | break; |
312 | 312 | ||
313 | case SSL3_ST_CR_CERT_A: | 313 | case SSL3_ST_CR_CERT_A: |
314 | case SSL3_ST_CR_CERT_B: | 314 | case SSL3_ST_CR_CERT_B: |
315 | #ifndef OPENSSL_NO_TLSEXT | 315 | #ifndef OPENSSL_NO_TLSEXT |
316 | ret=ssl3_check_finished(s); | 316 | ret = ssl3_check_finished(s); |
317 | if (ret <= 0) goto end; | 317 | if (ret <= 0) |
318 | if (ret == 2) | 318 | goto end; |
319 | { | 319 | if (ret == 2) { |
320 | s->hit = 1; | 320 | s->hit = 1; |
321 | if (s->tlsext_ticket_expected) | 321 | if (s->tlsext_ticket_expected) |
322 | s->state=SSL3_ST_CR_SESSION_TICKET_A; | 322 | s->state = SSL3_ST_CR_SESSION_TICKET_A; |
323 | else | 323 | else |
324 | s->state=SSL3_ST_CR_FINISHED_A; | 324 | s->state = SSL3_ST_CR_FINISHED_A; |
325 | s->init_num=0; | 325 | s->init_num = 0; |
326 | break; | 326 | break; |
327 | } | 327 | } |
328 | #endif | 328 | #endif |
329 | /* Check if it is anon DH/ECDH */ | 329 | /* Check if it is anon DH/ECDH */ |
330 | /* or PSK */ | 330 | /* or PSK */ |
331 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && | 331 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
332 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 332 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
333 | { | 333 | ret = ssl3_get_server_certificate(s); |
334 | ret=ssl3_get_server_certificate(s); | 334 | if (ret <= 0) |
335 | if (ret <= 0) goto end; | 335 | goto end; |
336 | #ifndef OPENSSL_NO_TLSEXT | 336 | #ifndef OPENSSL_NO_TLSEXT |
337 | if (s->tlsext_status_expected) | 337 | if (s->tlsext_status_expected) |
338 | s->state=SSL3_ST_CR_CERT_STATUS_A; | 338 | s->state = SSL3_ST_CR_CERT_STATUS_A; |
339 | else | 339 | else |
340 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 340 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
341 | } | 341 | } else { |
342 | else | ||
343 | { | ||
344 | skip = 1; | 342 | skip = 1; |
345 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 343 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
346 | } | 344 | } |
347 | #else | 345 | #else |
348 | } | 346 | } else |
349 | else | 347 | skip = 1; |
350 | skip=1; | ||
351 | 348 | ||
352 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 349 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
353 | #endif | 350 | #endif |
354 | s->init_num=0; | 351 | s->init_num = 0; |
355 | break; | 352 | break; |
356 | 353 | ||
357 | case SSL3_ST_CR_KEY_EXCH_A: | 354 | case SSL3_ST_CR_KEY_EXCH_A: |
358 | case SSL3_ST_CR_KEY_EXCH_B: | 355 | case SSL3_ST_CR_KEY_EXCH_B: |
359 | ret=ssl3_get_key_exchange(s); | 356 | ret = ssl3_get_key_exchange(s); |
360 | if (ret <= 0) goto end; | 357 | if (ret <= 0) |
361 | s->state=SSL3_ST_CR_CERT_REQ_A; | 358 | goto end; |
362 | s->init_num=0; | 359 | s->state = SSL3_ST_CR_CERT_REQ_A; |
360 | s->init_num = 0; | ||
363 | 361 | ||
364 | /* at this point we check that we have the | 362 | /* at this point we check that we have the |
365 | * required stuff from the server */ | 363 | * required stuff from the server */ |
366 | if (!ssl3_check_cert_and_algorithm(s)) | 364 | if (!ssl3_check_cert_and_algorithm(s)) { |
367 | { | 365 | ret = -1; |
368 | ret= -1; | ||
369 | goto end; | 366 | goto end; |
370 | } | 367 | } |
371 | break; | 368 | break; |
372 | 369 | ||
373 | case SSL3_ST_CR_CERT_REQ_A: | 370 | case SSL3_ST_CR_CERT_REQ_A: |
374 | case SSL3_ST_CR_CERT_REQ_B: | 371 | case SSL3_ST_CR_CERT_REQ_B: |
375 | ret=ssl3_get_certificate_request(s); | 372 | ret = ssl3_get_certificate_request(s); |
376 | if (ret <= 0) goto end; | 373 | if (ret <= 0) |
377 | s->state=SSL3_ST_CR_SRVR_DONE_A; | 374 | goto end; |
378 | s->init_num=0; | 375 | s->state = SSL3_ST_CR_SRVR_DONE_A; |
376 | s->init_num = 0; | ||
379 | break; | 377 | break; |
380 | 378 | ||
381 | case SSL3_ST_CR_SRVR_DONE_A: | 379 | case SSL3_ST_CR_SRVR_DONE_A: |
382 | case SSL3_ST_CR_SRVR_DONE_B: | 380 | case SSL3_ST_CR_SRVR_DONE_B: |
383 | ret=ssl3_get_server_done(s); | 381 | ret = ssl3_get_server_done(s); |
384 | if (ret <= 0) goto end; | 382 | if (ret <= 0) |
383 | goto end; | ||
385 | #ifndef OPENSSL_NO_SRP | 384 | #ifndef OPENSSL_NO_SRP |
386 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) | 385 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) { |
387 | { | 386 | if ((ret = SRP_Calc_A_param(s)) <= 0) { |
388 | if ((ret = SRP_Calc_A_param(s))<=0) | 387 | SSLerr(SSL_F_SSL3_CONNECT, SSL_R_SRP_A_CALC); |
389 | { | 388 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); |
390 | SSLerr(SSL_F_SSL3_CONNECT,SSL_R_SRP_A_CALC); | ||
391 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_INTERNAL_ERROR); | ||
392 | goto end; | 389 | goto end; |
393 | } | ||
394 | } | 390 | } |
391 | } | ||
395 | #endif | 392 | #endif |
396 | if (s->s3->tmp.cert_req) | 393 | if (s->s3->tmp.cert_req) |
397 | s->state=SSL3_ST_CW_CERT_A; | 394 | s->state = SSL3_ST_CW_CERT_A; |
398 | else | 395 | else |
399 | s->state=SSL3_ST_CW_KEY_EXCH_A; | 396 | s->state = SSL3_ST_CW_KEY_EXCH_A; |
400 | s->init_num=0; | 397 | s->init_num = 0; |
401 | 398 | ||
402 | break; | 399 | break; |
403 | 400 | ||
@@ -405,16 +402,18 @@ int ssl3_connect(SSL *s) | |||
405 | case SSL3_ST_CW_CERT_B: | 402 | case SSL3_ST_CW_CERT_B: |
406 | case SSL3_ST_CW_CERT_C: | 403 | case SSL3_ST_CW_CERT_C: |
407 | case SSL3_ST_CW_CERT_D: | 404 | case SSL3_ST_CW_CERT_D: |
408 | ret=ssl3_send_client_certificate(s); | 405 | ret = ssl3_send_client_certificate(s); |
409 | if (ret <= 0) goto end; | 406 | if (ret <= 0) |
410 | s->state=SSL3_ST_CW_KEY_EXCH_A; | 407 | goto end; |
411 | s->init_num=0; | 408 | s->state = SSL3_ST_CW_KEY_EXCH_A; |
409 | s->init_num = 0; | ||
412 | break; | 410 | break; |
413 | 411 | ||
414 | case SSL3_ST_CW_KEY_EXCH_A: | 412 | case SSL3_ST_CW_KEY_EXCH_A: |
415 | case SSL3_ST_CW_KEY_EXCH_B: | 413 | case SSL3_ST_CW_KEY_EXCH_B: |
416 | ret=ssl3_send_client_key_exchange(s); | 414 | ret = ssl3_send_client_key_exchange(s); |
417 | if (ret <= 0) goto end; | 415 | if (ret <= 0) |
416 | goto end; | ||
418 | /* EAY EAY EAY need to check for DH fix cert | 417 | /* EAY EAY EAY need to check for DH fix cert |
419 | * sent back */ | 418 | * sent back */ |
420 | /* For TLS, cert_req is set to 2, so a cert chain | 419 | /* For TLS, cert_req is set to 2, so a cert chain |
@@ -426,170 +425,165 @@ int ssl3_connect(SSL *s) | |||
426 | * message when client's ECDH public key is sent | 425 | * message when client's ECDH public key is sent |
427 | * inside the client certificate. | 426 | * inside the client certificate. |
428 | */ | 427 | */ |
429 | if (s->s3->tmp.cert_req == 1) | 428 | if (s->s3->tmp.cert_req == 1) { |
430 | { | 429 | s->state = SSL3_ST_CW_CERT_VRFY_A; |
431 | s->state=SSL3_ST_CW_CERT_VRFY_A; | 430 | } else { |
432 | } | 431 | s->state = SSL3_ST_CW_CHANGE_A; |
433 | else | 432 | s->s3->change_cipher_spec = 0; |
434 | { | 433 | } |
435 | s->state=SSL3_ST_CW_CHANGE_A; | 434 | if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY) { |
436 | s->s3->change_cipher_spec=0; | 435 | s->state = SSL3_ST_CW_CHANGE_A; |
437 | } | 436 | s->s3->change_cipher_spec = 0; |
438 | if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY) | 437 | } |
439 | { | ||
440 | s->state=SSL3_ST_CW_CHANGE_A; | ||
441 | s->s3->change_cipher_spec=0; | ||
442 | } | ||
443 | 438 | ||
444 | s->init_num=0; | 439 | s->init_num = 0; |
445 | break; | 440 | break; |
446 | 441 | ||
447 | case SSL3_ST_CW_CERT_VRFY_A: | 442 | case SSL3_ST_CW_CERT_VRFY_A: |
448 | case SSL3_ST_CW_CERT_VRFY_B: | 443 | case SSL3_ST_CW_CERT_VRFY_B: |
449 | ret=ssl3_send_client_verify(s); | 444 | ret = ssl3_send_client_verify(s); |
450 | if (ret <= 0) goto end; | 445 | if (ret <= 0) |
451 | s->state=SSL3_ST_CW_CHANGE_A; | 446 | goto end; |
452 | s->init_num=0; | 447 | s->state = SSL3_ST_CW_CHANGE_A; |
453 | s->s3->change_cipher_spec=0; | 448 | s->init_num = 0; |
449 | s->s3->change_cipher_spec = 0; | ||
454 | break; | 450 | break; |
455 | 451 | ||
456 | case SSL3_ST_CW_CHANGE_A: | 452 | case SSL3_ST_CW_CHANGE_A: |
457 | case SSL3_ST_CW_CHANGE_B: | 453 | case SSL3_ST_CW_CHANGE_B: |
458 | ret=ssl3_send_change_cipher_spec(s, | 454 | ret = ssl3_send_change_cipher_spec(s, |
459 | SSL3_ST_CW_CHANGE_A,SSL3_ST_CW_CHANGE_B); | 455 | SSL3_ST_CW_CHANGE_A, SSL3_ST_CW_CHANGE_B); |
460 | if (ret <= 0) goto end; | 456 | if (ret <= 0) |
457 | goto end; | ||
461 | 458 | ||
462 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 459 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
463 | s->state=SSL3_ST_CW_FINISHED_A; | 460 | s->state = SSL3_ST_CW_FINISHED_A; |
464 | #else | 461 | #else |
465 | if (s->s3->next_proto_neg_seen) | 462 | if (s->s3->next_proto_neg_seen) |
466 | s->state=SSL3_ST_CW_NEXT_PROTO_A; | 463 | s->state = SSL3_ST_CW_NEXT_PROTO_A; |
467 | else | 464 | else |
468 | s->state=SSL3_ST_CW_FINISHED_A; | 465 | s->state = SSL3_ST_CW_FINISHED_A; |
469 | #endif | 466 | #endif |
470 | s->init_num=0; | 467 | s->init_num = 0; |
471 | 468 | ||
472 | s->session->cipher=s->s3->tmp.new_cipher; | 469 | s->session->cipher = s->s3->tmp.new_cipher; |
473 | #ifdef OPENSSL_NO_COMP | 470 | #ifdef OPENSSL_NO_COMP |
474 | s->session->compress_meth=0; | 471 | s->session->compress_meth = 0; |
475 | #else | 472 | #else |
476 | if (s->s3->tmp.new_compression == NULL) | 473 | if (s->s3->tmp.new_compression == NULL) |
477 | s->session->compress_meth=0; | 474 | s->session->compress_meth = 0; |
478 | else | 475 | else |
479 | s->session->compress_meth= | 476 | s->session->compress_meth = |
480 | s->s3->tmp.new_compression->id; | 477 | s->s3->tmp.new_compression->id; |
481 | #endif | 478 | #endif |
482 | if (!s->method->ssl3_enc->setup_key_block(s)) | 479 | if (!s->method->ssl3_enc->setup_key_block(s)) { |
483 | { | 480 | ret = -1; |
484 | ret= -1; | ||
485 | goto end; | 481 | goto end; |
486 | } | 482 | } |
487 | 483 | ||
488 | if (!s->method->ssl3_enc->change_cipher_state(s, | 484 | if (!s->method->ssl3_enc->change_cipher_state(s, |
489 | SSL3_CHANGE_CIPHER_CLIENT_WRITE)) | 485 | SSL3_CHANGE_CIPHER_CLIENT_WRITE)) { |
490 | { | 486 | ret = -1; |
491 | ret= -1; | ||
492 | goto end; | 487 | goto end; |
493 | } | 488 | } |
494 | 489 | ||
495 | break; | 490 | break; |
496 | 491 | ||
497 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 492 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
498 | case SSL3_ST_CW_NEXT_PROTO_A: | 493 | case SSL3_ST_CW_NEXT_PROTO_A: |
499 | case SSL3_ST_CW_NEXT_PROTO_B: | 494 | case SSL3_ST_CW_NEXT_PROTO_B: |
500 | ret=ssl3_send_next_proto(s); | 495 | ret = ssl3_send_next_proto(s); |
501 | if (ret <= 0) goto end; | 496 | if (ret <= 0) |
502 | s->state=SSL3_ST_CW_FINISHED_A; | 497 | goto end; |
498 | s->state = SSL3_ST_CW_FINISHED_A; | ||
503 | break; | 499 | break; |
504 | #endif | 500 | #endif |
505 | 501 | ||
506 | case SSL3_ST_CW_FINISHED_A: | 502 | case SSL3_ST_CW_FINISHED_A: |
507 | case SSL3_ST_CW_FINISHED_B: | 503 | case SSL3_ST_CW_FINISHED_B: |
508 | ret=ssl3_send_finished(s, | 504 | ret = ssl3_send_finished(s, |
509 | SSL3_ST_CW_FINISHED_A,SSL3_ST_CW_FINISHED_B, | 505 | SSL3_ST_CW_FINISHED_A, SSL3_ST_CW_FINISHED_B, |
510 | s->method->ssl3_enc->client_finished_label, | 506 | s->method->ssl3_enc->client_finished_label, |
511 | s->method->ssl3_enc->client_finished_label_len); | 507 | s->method->ssl3_enc->client_finished_label_len); |
512 | if (ret <= 0) goto end; | 508 | if (ret <= 0) |
513 | s->state=SSL3_ST_CW_FLUSH; | 509 | goto end; |
510 | s->state = SSL3_ST_CW_FLUSH; | ||
514 | 511 | ||
515 | /* clear flags */ | 512 | /* clear flags */ |
516 | s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER; | 513 | s->s3->flags &= ~SSL3_FLAGS_POP_BUFFER; |
517 | if (s->hit) | 514 | if (s->hit) { |
518 | { | 515 | s->s3->tmp.next_state = SSL_ST_OK; |
519 | s->s3->tmp.next_state=SSL_ST_OK; | 516 | if (s->s3->flags & SSL3_FLAGS_DELAY_CLIENT_FINISHED) { |
520 | if (s->s3->flags & SSL3_FLAGS_DELAY_CLIENT_FINISHED) | 517 | s->state = SSL_ST_OK; |
521 | { | ||
522 | s->state=SSL_ST_OK; | ||
523 | s->s3->flags|=SSL3_FLAGS_POP_BUFFER; | 518 | s->s3->flags|=SSL3_FLAGS_POP_BUFFER; |
524 | s->s3->delay_buf_pop_ret=0; | 519 | s->s3->delay_buf_pop_ret = 0; |
525 | } | ||
526 | } | 520 | } |
527 | else | 521 | } else { |
528 | { | ||
529 | #ifndef OPENSSL_NO_TLSEXT | 522 | #ifndef OPENSSL_NO_TLSEXT |
530 | /* Allow NewSessionTicket if ticket expected */ | 523 | /* Allow NewSessionTicket if ticket expected */ |
531 | if (s->tlsext_ticket_expected) | 524 | if (s->tlsext_ticket_expected) |
532 | s->s3->tmp.next_state=SSL3_ST_CR_SESSION_TICKET_A; | 525 | s->s3->tmp.next_state = SSL3_ST_CR_SESSION_TICKET_A; |
533 | else | 526 | else |
534 | #endif | 527 | #endif |
535 | 528 | ||
536 | s->s3->tmp.next_state=SSL3_ST_CR_FINISHED_A; | 529 | s->s3->tmp.next_state = SSL3_ST_CR_FINISHED_A; |
537 | } | 530 | } |
538 | s->init_num=0; | 531 | s->init_num = 0; |
539 | break; | 532 | break; |
540 | 533 | ||
541 | #ifndef OPENSSL_NO_TLSEXT | 534 | #ifndef OPENSSL_NO_TLSEXT |
542 | case SSL3_ST_CR_SESSION_TICKET_A: | 535 | case SSL3_ST_CR_SESSION_TICKET_A: |
543 | case SSL3_ST_CR_SESSION_TICKET_B: | 536 | case SSL3_ST_CR_SESSION_TICKET_B: |
544 | ret=ssl3_get_new_session_ticket(s); | 537 | ret = ssl3_get_new_session_ticket(s); |
545 | if (ret <= 0) goto end; | 538 | if (ret <= 0) |
546 | s->state=SSL3_ST_CR_FINISHED_A; | 539 | goto end; |
547 | s->init_num=0; | 540 | s->state = SSL3_ST_CR_FINISHED_A; |
548 | break; | 541 | s->init_num = 0; |
542 | break; | ||
549 | 543 | ||
550 | case SSL3_ST_CR_CERT_STATUS_A: | 544 | case SSL3_ST_CR_CERT_STATUS_A: |
551 | case SSL3_ST_CR_CERT_STATUS_B: | 545 | case SSL3_ST_CR_CERT_STATUS_B: |
552 | ret=ssl3_get_cert_status(s); | 546 | ret = ssl3_get_cert_status(s); |
553 | if (ret <= 0) goto end; | 547 | if (ret <= 0) |
554 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 548 | goto end; |
555 | s->init_num=0; | 549 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
556 | break; | 550 | s->init_num = 0; |
551 | break; | ||
557 | #endif | 552 | #endif |
558 | 553 | ||
559 | case SSL3_ST_CR_FINISHED_A: | 554 | case SSL3_ST_CR_FINISHED_A: |
560 | case SSL3_ST_CR_FINISHED_B: | 555 | case SSL3_ST_CR_FINISHED_B: |
561 | 556 | ||
562 | ret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A, | 557 | ret = ssl3_get_finished(s, SSL3_ST_CR_FINISHED_A, |
563 | SSL3_ST_CR_FINISHED_B); | 558 | SSL3_ST_CR_FINISHED_B); |
564 | if (ret <= 0) goto end; | 559 | if (ret <= 0) |
560 | goto end; | ||
565 | 561 | ||
566 | if (s->hit) | 562 | if (s->hit) |
567 | s->state=SSL3_ST_CW_CHANGE_A; | 563 | s->state = SSL3_ST_CW_CHANGE_A; |
568 | else | 564 | else |
569 | s->state=SSL_ST_OK; | 565 | s->state = SSL_ST_OK; |
570 | s->init_num=0; | 566 | s->init_num = 0; |
571 | break; | 567 | break; |
572 | 568 | ||
573 | case SSL3_ST_CW_FLUSH: | 569 | case SSL3_ST_CW_FLUSH: |
574 | s->rwstate=SSL_WRITING; | 570 | s->rwstate = SSL_WRITING; |
575 | if (BIO_flush(s->wbio) <= 0) | 571 | if (BIO_flush(s->wbio) <= 0) { |
576 | { | 572 | ret = -1; |
577 | ret= -1; | ||
578 | goto end; | 573 | goto end; |
579 | } | 574 | } |
580 | s->rwstate=SSL_NOTHING; | 575 | s->rwstate = SSL_NOTHING; |
581 | s->state=s->s3->tmp.next_state; | 576 | s->state = s->s3->tmp.next_state; |
582 | break; | 577 | break; |
583 | 578 | ||
584 | case SSL_ST_OK: | 579 | case SSL_ST_OK: |
585 | /* clean a few things up */ | 580 | /* clean a few things up */ |
586 | ssl3_cleanup_key_block(s); | 581 | ssl3_cleanup_key_block(s); |
587 | 582 | ||
588 | if (s->init_buf != NULL) | 583 | if (s->init_buf != NULL) { |
589 | { | ||
590 | BUF_MEM_free(s->init_buf); | 584 | BUF_MEM_free(s->init_buf); |
591 | s->init_buf=NULL; | 585 | s->init_buf = NULL; |
592 | } | 586 | } |
593 | 587 | ||
594 | /* If we are not 'joining' the last two packets, | 588 | /* If we are not 'joining' the last two packets, |
595 | * remove the buffering now */ | 589 | * remove the buffering now */ |
@@ -597,63 +591,63 @@ int ssl3_connect(SSL *s) | |||
597 | ssl_free_wbio_buffer(s); | 591 | ssl_free_wbio_buffer(s); |
598 | /* else do it later in ssl3_write */ | 592 | /* else do it later in ssl3_write */ |
599 | 593 | ||
600 | s->init_num=0; | 594 | s->init_num = 0; |
601 | s->renegotiate=0; | 595 | s->renegotiate = 0; |
602 | s->new_session=0; | 596 | s->new_session = 0; |
603 | 597 | ||
604 | ssl_update_cache(s,SSL_SESS_CACHE_CLIENT); | 598 | ssl_update_cache(s, SSL_SESS_CACHE_CLIENT); |
605 | if (s->hit) s->ctx->stats.sess_hit++; | 599 | if (s->hit) |
600 | s->ctx->stats.sess_hit++; | ||
606 | 601 | ||
607 | ret=1; | 602 | ret = 1; |
608 | /* s->server=0; */ | 603 | /* s->server=0; */ |
609 | s->handshake_func=ssl3_connect; | 604 | s->handshake_func = ssl3_connect; |
610 | s->ctx->stats.sess_connect_good++; | 605 | s->ctx->stats.sess_connect_good++; |
611 | 606 | ||
612 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1); | 607 | if (cb != NULL) |
608 | cb(s, SSL_CB_HANDSHAKE_DONE, 1); | ||
613 | 609 | ||
614 | goto end; | 610 | goto end; |
615 | /* break; */ | 611 | /* break; */ |
616 | 612 | ||
617 | default: | 613 | default: |
618 | SSLerr(SSL_F_SSL3_CONNECT,SSL_R_UNKNOWN_STATE); | 614 | SSLerr(SSL_F_SSL3_CONNECT, SSL_R_UNKNOWN_STATE); |
619 | ret= -1; | 615 | ret = -1; |
620 | goto end; | 616 | goto end; |
621 | /* break; */ | 617 | /* break; */ |
622 | } | 618 | } |
623 | 619 | ||
624 | /* did we do anything */ | 620 | /* did we do anything */ |
625 | if (!s->s3->tmp.reuse_message && !skip) | 621 | if (!s->s3->tmp.reuse_message && !skip) { |
626 | { | 622 | if (s->debug) { |
627 | if (s->debug) | 623 | if ((ret = BIO_flush(s->wbio)) <= 0) |
628 | { | ||
629 | if ((ret=BIO_flush(s->wbio)) <= 0) | ||
630 | goto end; | 624 | goto end; |
631 | } | 625 | } |
632 | 626 | ||
633 | if ((cb != NULL) && (s->state != state)) | 627 | if ((cb != NULL) && (s->state != state)) { |
634 | { | 628 | new_state = s->state; |
635 | new_state=s->state; | 629 | s->state = state; |
636 | s->state=state; | 630 | cb(s, SSL_CB_CONNECT_LOOP, 1); |
637 | cb(s,SSL_CB_CONNECT_LOOP,1); | 631 | s->state = new_state; |
638 | s->state=new_state; | ||
639 | } | ||
640 | } | 632 | } |
641 | skip=0; | ||
642 | } | 633 | } |
634 | skip = 0; | ||
635 | } | ||
643 | end: | 636 | end: |
644 | s->in_handshake--; | 637 | s->in_handshake--; |
645 | if (buf != NULL) | 638 | if (buf != NULL) |
646 | BUF_MEM_free(buf); | 639 | BUF_MEM_free(buf); |
647 | if (cb != NULL) | 640 | if (cb != NULL) |
648 | cb(s,SSL_CB_CONNECT_EXIT,ret); | 641 | cb(s, SSL_CB_CONNECT_EXIT, ret); |
649 | return(ret); | 642 | return (ret); |
650 | } | 643 | } |
651 | 644 | ||
652 | 645 | ||
653 | int ssl3_client_hello(SSL *s) | 646 | int |
654 | { | 647 | ssl3_client_hello(SSL *s) |
648 | { | ||
655 | unsigned char *buf; | 649 | unsigned char *buf; |
656 | unsigned char *p,*d; | 650 | unsigned char *p, *d; |
657 | int i; | 651 | int i; |
658 | unsigned long l; | 652 | unsigned long l; |
659 | #ifndef OPENSSL_NO_COMP | 653 | #ifndef OPENSSL_NO_COMP |
@@ -661,31 +655,29 @@ int ssl3_client_hello(SSL *s) | |||
661 | SSL_COMP *comp; | 655 | SSL_COMP *comp; |
662 | #endif | 656 | #endif |
663 | 657 | ||
664 | buf=(unsigned char *)s->init_buf->data; | 658 | buf = (unsigned char *)s->init_buf->data; |
665 | if (s->state == SSL3_ST_CW_CLNT_HELLO_A) | 659 | if (s->state == SSL3_ST_CW_CLNT_HELLO_A) { |
666 | { | ||
667 | SSL_SESSION *sess = s->session; | 660 | SSL_SESSION *sess = s->session; |
668 | if ((sess == NULL) || | 661 | if ((sess == NULL) || |
669 | (sess->ssl_version != s->version) || | 662 | (sess->ssl_version != s->version) || |
670 | #ifdef OPENSSL_NO_TLSEXT | 663 | #ifdef OPENSSL_NO_TLSEXT |
671 | !sess->session_id_length || | 664 | !sess->session_id_length || |
672 | #else | 665 | #else |
673 | (!sess->session_id_length && !sess->tlsext_tick) || | 666 | (!sess->session_id_length && !sess->tlsext_tick) || |
674 | #endif | 667 | #endif |
675 | (sess->not_resumable)) | 668 | (sess->not_resumable)) { |
676 | { | 669 | if (!ssl_get_new_session(s, 0)) |
677 | if (!ssl_get_new_session(s,0)) | ||
678 | goto err; | 670 | goto err; |
679 | } | 671 | } |
680 | /* else use the pre-loaded session */ | 672 | /* else use the pre-loaded session */ |
681 | 673 | ||
682 | p=s->s3->client_random; | 674 | p = s->s3->client_random; |
683 | 675 | ||
684 | if (ssl_fill_hello_random(s, 0, p, SSL3_RANDOM_SIZE) <= 0) | 676 | if (ssl_fill_hello_random(s, 0, p, SSL3_RANDOM_SIZE) <= 0) |
685 | goto err; | 677 | goto err; |
686 | 678 | ||
687 | /* Do the message type and length last */ | 679 | /* Do the message type and length last */ |
688 | d=p= &(buf[4]); | 680 | d = p= &(buf[4]); |
689 | 681 | ||
690 | /* version indicates the negotiated version: for example from | 682 | /* version indicates the negotiated version: for example from |
691 | * an SSLv2/v3 compatible client hello). The client_version | 683 | * an SSLv2/v3 compatible client hello). The client_version |
@@ -717,562 +709,510 @@ int ssl3_client_hello(SSL *s) | |||
717 | * the negotiated version. | 709 | * the negotiated version. |
718 | */ | 710 | */ |
719 | #if 0 | 711 | #if 0 |
720 | *(p++)=s->version>>8; | 712 | *(p++) = s->version >> 8; |
721 | *(p++)=s->version&0xff; | 713 | *(p++) = s->version&0xff; |
722 | s->client_version=s->version; | 714 | s->client_version = s->version; |
723 | #else | 715 | #else |
724 | *(p++)=s->client_version>>8; | 716 | *(p++) = s->client_version >> 8; |
725 | *(p++)=s->client_version&0xff; | 717 | *(p++) = s->client_version&0xff; |
726 | #endif | 718 | #endif |
727 | 719 | ||
728 | /* Random stuff */ | 720 | /* Random stuff */ |
729 | memcpy(p,s->s3->client_random,SSL3_RANDOM_SIZE); | 721 | memcpy(p, s->s3->client_random, SSL3_RANDOM_SIZE); |
730 | p+=SSL3_RANDOM_SIZE; | 722 | p += SSL3_RANDOM_SIZE; |
731 | 723 | ||
732 | /* Session ID */ | 724 | /* Session ID */ |
733 | if (s->new_session) | 725 | if (s->new_session) |
734 | i=0; | 726 | i = 0; |
735 | else | 727 | else |
736 | i=s->session->session_id_length; | 728 | i = s->session->session_id_length; |
737 | *(p++)=i; | 729 | *(p++) = i; |
738 | if (i != 0) | 730 | if (i != 0) { |
739 | { | 731 | if (i > (int)sizeof(s->session->session_id)) { |
740 | if (i > (int)sizeof(s->session->session_id)) | ||
741 | { | ||
742 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); | 732 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); |
743 | goto err; | 733 | goto err; |
744 | } | ||
745 | memcpy(p,s->session->session_id,i); | ||
746 | p+=i; | ||
747 | } | 734 | } |
748 | 735 | memcpy(p, s->session->session_id, i); | |
736 | p += i; | ||
737 | } | ||
738 | |||
749 | /* Ciphers supported */ | 739 | /* Ciphers supported */ |
750 | i=ssl_cipher_list_to_bytes(s,SSL_get_ciphers(s),&(p[2]),0); | 740 | i = ssl_cipher_list_to_bytes(s, SSL_get_ciphers(s), &(p[2]), 0); |
751 | if (i == 0) | 741 | if (i == 0) { |
752 | { | 742 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, SSL_R_NO_CIPHERS_AVAILABLE); |
753 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_NO_CIPHERS_AVAILABLE); | ||
754 | goto err; | 743 | goto err; |
755 | } | 744 | } |
756 | #ifdef OPENSSL_MAX_TLS1_2_CIPHER_LENGTH | 745 | #ifdef OPENSSL_MAX_TLS1_2_CIPHER_LENGTH |
757 | /* Some servers hang if client hello > 256 bytes | 746 | /* Some servers hang if client hello > 256 bytes |
758 | * as hack workaround chop number of supported ciphers | 747 | * as hack workaround chop number of supported ciphers |
759 | * to keep it well below this if we use TLS v1.2 | 748 | * to keep it well below this if we use TLS v1.2 |
760 | */ | 749 | */ |
761 | if (TLS1_get_version(s) >= TLS1_2_VERSION | 750 | if (TLS1_get_version(s) >= TLS1_2_VERSION && |
762 | && i > OPENSSL_MAX_TLS1_2_CIPHER_LENGTH) | 751 | i > OPENSSL_MAX_TLS1_2_CIPHER_LENGTH) |
763 | i = OPENSSL_MAX_TLS1_2_CIPHER_LENGTH & ~1; | 752 | i = OPENSSL_MAX_TLS1_2_CIPHER_LENGTH & ~1; |
764 | #endif | 753 | #endif |
765 | s2n(i,p); | 754 | s2n(i, p); |
766 | p+=i; | 755 | p += i; |
767 | 756 | ||
768 | /* COMPRESSION */ | 757 | /* COMPRESSION */ |
769 | #ifdef OPENSSL_NO_COMP | 758 | #ifdef OPENSSL_NO_COMP |
770 | *(p++)=1; | 759 | *(p++) = 1; |
771 | #else | 760 | #else |
772 | 761 | ||
773 | if ((s->options & SSL_OP_NO_COMPRESSION) | 762 | if ((s->options & SSL_OP_NO_COMPRESSION) || |
774 | || !s->ctx->comp_methods) | 763 | !s->ctx->comp_methods) |
775 | j=0; | 764 | j = 0; |
776 | else | 765 | else |
777 | j=sk_SSL_COMP_num(s->ctx->comp_methods); | 766 | j = sk_SSL_COMP_num(s->ctx->comp_methods); |
778 | *(p++)=1+j; | 767 | *(p++) = 1 + j; |
779 | for (i=0; i<j; i++) | 768 | for (i = 0; i < j; i++) { |
780 | { | 769 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, i); |
781 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,i); | 770 | *(p++) = comp->id; |
782 | *(p++)=comp->id; | 771 | } |
783 | } | ||
784 | #endif | 772 | #endif |
785 | *(p++)=0; /* Add the NULL method */ | 773 | *(p++) = 0; /* Add the NULL method */ |
786 | 774 | ||
787 | #ifndef OPENSSL_NO_TLSEXT | 775 | #ifndef OPENSSL_NO_TLSEXT |
788 | /* TLS extensions*/ | 776 | /* TLS extensions*/ |
789 | if (ssl_prepare_clienthello_tlsext(s) <= 0) | 777 | if (ssl_prepare_clienthello_tlsext(s) <= 0) { |
790 | { | 778 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); |
791 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT); | ||
792 | goto err; | 779 | goto err; |
793 | } | 780 | } |
794 | if ((p = ssl_add_clienthello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) | 781 | if ((p = ssl_add_clienthello_tlsext(s, p, buf + SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) { |
795 | { | 782 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); |
796 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,ERR_R_INTERNAL_ERROR); | ||
797 | goto err; | 783 | goto err; |
798 | } | 784 | } |
799 | #endif | 785 | #endif |
800 | |||
801 | l=(p-d); | ||
802 | d=buf; | ||
803 | *(d++)=SSL3_MT_CLIENT_HELLO; | ||
804 | l2n3(l,d); | ||
805 | 786 | ||
806 | s->state=SSL3_ST_CW_CLNT_HELLO_B; | 787 | l = (p - d); |
788 | d = buf; | ||
789 | *(d++) = SSL3_MT_CLIENT_HELLO; | ||
790 | l2n3(l, d); | ||
791 | |||
792 | s->state = SSL3_ST_CW_CLNT_HELLO_B; | ||
807 | /* number of bytes to write */ | 793 | /* number of bytes to write */ |
808 | s->init_num=p-buf; | 794 | s->init_num = p - buf; |
809 | s->init_off=0; | 795 | s->init_off = 0; |
810 | } | 796 | } |
811 | 797 | ||
812 | /* SSL3_ST_CW_CLNT_HELLO_B */ | 798 | /* SSL3_ST_CW_CLNT_HELLO_B */ |
813 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 799 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
814 | err: | 800 | err: |
815 | return(-1); | 801 | return (-1); |
816 | } | 802 | } |
817 | 803 | ||
818 | int ssl3_get_server_hello(SSL *s) | 804 | int |
819 | { | 805 | ssl3_get_server_hello(SSL *s) |
806 | { | ||
820 | STACK_OF(SSL_CIPHER) *sk; | 807 | STACK_OF(SSL_CIPHER) *sk; |
821 | const SSL_CIPHER *c; | 808 | const SSL_CIPHER *c; |
822 | unsigned char *p,*d; | 809 | unsigned char *p, *d; |
823 | int i,al,ok; | 810 | int i, al, ok; |
824 | unsigned int j; | 811 | unsigned int j; |
825 | long n; | 812 | long n; |
826 | #ifndef OPENSSL_NO_COMP | 813 | #ifndef OPENSSL_NO_COMP |
827 | SSL_COMP *comp; | 814 | SSL_COMP *comp; |
828 | #endif | 815 | #endif |
829 | 816 | ||
830 | n=s->method->ssl_get_message(s, | 817 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SRVR_HELLO_A, |
831 | SSL3_ST_CR_SRVR_HELLO_A, | 818 | SSL3_ST_CR_SRVR_HELLO_B, -1, 20000, /* ?? */ &ok); |
832 | SSL3_ST_CR_SRVR_HELLO_B, | ||
833 | -1, | ||
834 | 20000, /* ?? */ | ||
835 | &ok); | ||
836 | 819 | ||
837 | if (!ok) return((int)n); | 820 | if (!ok) |
821 | return ((int)n); | ||
838 | 822 | ||
839 | if ( SSL_version(s) == DTLS1_VERSION || SSL_version(s) == DTLS1_BAD_VER) | 823 | if (SSL_version(s) == DTLS1_VERSION || SSL_version(s) == DTLS1_BAD_VER) { |
840 | { | 824 | if (s->s3->tmp.message_type == DTLS1_MT_HELLO_VERIFY_REQUEST) { |
841 | if ( s->s3->tmp.message_type == DTLS1_MT_HELLO_VERIFY_REQUEST) | 825 | if (s->d1->send_cookie == 0) { |
842 | { | ||
843 | if ( s->d1->send_cookie == 0) | ||
844 | { | ||
845 | s->s3->tmp.reuse_message = 1; | 826 | s->s3->tmp.reuse_message = 1; |
846 | return 1; | 827 | return 1; |
847 | } | 828 | } |
848 | else /* already sent a cookie */ | 829 | else /* already sent a cookie */ |
849 | { | 830 | { |
850 | al=SSL_AD_UNEXPECTED_MESSAGE; | 831 | al = SSL_AD_UNEXPECTED_MESSAGE; |
851 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_MESSAGE_TYPE); | 832 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE); |
852 | goto f_err; | 833 | goto f_err; |
853 | } | ||
854 | } | 834 | } |
855 | } | 835 | } |
856 | 836 | } | |
857 | if ( s->s3->tmp.message_type != SSL3_MT_SERVER_HELLO) | 837 | |
858 | { | 838 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_HELLO) { |
859 | al=SSL_AD_UNEXPECTED_MESSAGE; | 839 | al = SSL_AD_UNEXPECTED_MESSAGE; |
860 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_MESSAGE_TYPE); | 840 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE); |
861 | goto f_err; | 841 | goto f_err; |
862 | } | 842 | } |
863 | 843 | ||
864 | d=p=(unsigned char *)s->init_msg; | 844 | d = p=(unsigned char *)s->init_msg; |
865 | 845 | ||
866 | if ((p[0] != (s->version>>8)) || (p[1] != (s->version&0xff))) | 846 | if ((p[0] != (s->version >> 8)) || (p[1] != (s->version & 0xff))) { |
867 | { | 847 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_SSL_VERSION); |
868 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_SSL_VERSION); | 848 | s->version = (s->version&0xff00)|p[1]; |
869 | s->version=(s->version&0xff00)|p[1]; | 849 | al = SSL_AD_PROTOCOL_VERSION; |
870 | al=SSL_AD_PROTOCOL_VERSION; | ||
871 | goto f_err; | 850 | goto f_err; |
872 | } | 851 | } |
873 | p+=2; | 852 | p += 2; |
874 | 853 | ||
875 | /* load the server hello data */ | 854 | /* load the server hello data */ |
876 | /* load the server random */ | 855 | /* load the server random */ |
877 | memcpy(s->s3->server_random,p,SSL3_RANDOM_SIZE); | 856 | memcpy(s->s3->server_random, p, SSL3_RANDOM_SIZE); |
878 | p+=SSL3_RANDOM_SIZE; | 857 | p += SSL3_RANDOM_SIZE; |
879 | 858 | ||
880 | /* get the session-id */ | 859 | /* get the session-id */ |
881 | j= *(p++); | 860 | j= *(p++); |
882 | 861 | ||
883 | if ((j > sizeof s->session->session_id) || (j > SSL3_SESSION_ID_SIZE)) | 862 | if ((j > sizeof s->session->session_id) || (j > SSL3_SESSION_ID_SIZE)) { |
884 | { | 863 | al = SSL_AD_ILLEGAL_PARAMETER; |
885 | al=SSL_AD_ILLEGAL_PARAMETER; | 864 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_SSL3_SESSION_ID_TOO_LONG); |
886 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_SSL3_SESSION_ID_TOO_LONG); | ||
887 | goto f_err; | 865 | goto f_err; |
888 | } | 866 | } |
889 | 867 | ||
890 | #ifndef OPENSSL_NO_TLSEXT | 868 | #ifndef OPENSSL_NO_TLSEXT |
891 | /* check if we want to resume the session based on external pre-shared secret */ | 869 | /* check if we want to resume the session based on external pre-shared secret */ |
892 | if (s->version >= TLS1_VERSION && s->tls_session_secret_cb) | 870 | if (s->version >= TLS1_VERSION && s->tls_session_secret_cb) { |
893 | { | 871 | SSL_CIPHER *pref_cipher = NULL; |
894 | SSL_CIPHER *pref_cipher=NULL; | 872 | s->session->master_key_length = sizeof(s->session->master_key); |
895 | s->session->master_key_length=sizeof(s->session->master_key); | ||
896 | if (s->tls_session_secret_cb(s, s->session->master_key, | 873 | if (s->tls_session_secret_cb(s, s->session->master_key, |
897 | &s->session->master_key_length, | 874 | &s->session->master_key_length, NULL, &pref_cipher, |
898 | NULL, &pref_cipher, | 875 | s->tls_session_secret_cb_arg)) { |
899 | s->tls_session_secret_cb_arg)) | ||
900 | { | ||
901 | s->session->cipher = pref_cipher ? | 876 | s->session->cipher = pref_cipher ? |
902 | pref_cipher : ssl_get_cipher_by_char(s, p+j); | 877 | pref_cipher : ssl_get_cipher_by_char(s, p + j); |
903 | } | ||
904 | } | 878 | } |
879 | } | ||
905 | #endif /* OPENSSL_NO_TLSEXT */ | 880 | #endif /* OPENSSL_NO_TLSEXT */ |
906 | 881 | ||
907 | if (j != 0 && j == s->session->session_id_length | 882 | if (j != 0 && j == s->session->session_id_length && |
908 | && memcmp(p,s->session->session_id,j) == 0) | 883 | memcmp(p, s->session->session_id, j) == 0) { |
909 | { | 884 | if (s->sid_ctx_length != s->session->sid_ctx_length || |
910 | if(s->sid_ctx_length != s->session->sid_ctx_length | 885 | memcmp(s->session->sid_ctx, s->sid_ctx, s->sid_ctx_length)) { |
911 | || memcmp(s->session->sid_ctx,s->sid_ctx,s->sid_ctx_length)) | 886 | /* actually a client application bug */ |
912 | { | 887 | al = SSL_AD_ILLEGAL_PARAMETER; |
913 | /* actually a client application bug */ | 888 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT); |
914 | al=SSL_AD_ILLEGAL_PARAMETER; | 889 | goto f_err; |
915 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT); | ||
916 | goto f_err; | ||
917 | } | 890 | } |
918 | s->hit=1; | 891 | s->hit = 1; |
919 | } | 892 | } |
920 | else /* a miss or crap from the other end */ | 893 | else /* a miss or crap from the other end */ |
921 | { | 894 | { |
922 | /* If we were trying for session-id reuse, make a new | 895 | /* If we were trying for session-id reuse, make a new |
923 | * SSL_SESSION so we don't stuff up other people */ | 896 | * SSL_SESSION so we don't stuff up other people */ |
924 | s->hit=0; | 897 | s->hit = 0; |
925 | if (s->session->session_id_length > 0) | 898 | if (s->session->session_id_length > 0) { |
926 | { | 899 | if (!ssl_get_new_session(s, 0)) { |
927 | if (!ssl_get_new_session(s,0)) | 900 | al = SSL_AD_INTERNAL_ERROR; |
928 | { | ||
929 | al=SSL_AD_INTERNAL_ERROR; | ||
930 | goto f_err; | 901 | goto f_err; |
931 | } | ||
932 | } | 902 | } |
933 | s->session->session_id_length=j; | ||
934 | memcpy(s->session->session_id,p,j); /* j could be 0 */ | ||
935 | } | 903 | } |
936 | p+=j; | 904 | s->session->session_id_length = j; |
937 | c=ssl_get_cipher_by_char(s,p); | 905 | memcpy(s->session->session_id,p,j); /* j could be 0 */ |
938 | if (c == NULL) | 906 | } |
939 | { | 907 | p += j; |
908 | c = ssl_get_cipher_by_char(s, p); | ||
909 | if (c == NULL) { | ||
940 | /* unknown cipher */ | 910 | /* unknown cipher */ |
941 | al=SSL_AD_ILLEGAL_PARAMETER; | 911 | al = SSL_AD_ILLEGAL_PARAMETER; |
942 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNKNOWN_CIPHER_RETURNED); | 912 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNKNOWN_CIPHER_RETURNED); |
943 | goto f_err; | 913 | goto f_err; |
944 | } | 914 | } |
945 | /* TLS v1.2 only ciphersuites require v1.2 or later */ | 915 | /* TLS v1.2 only ciphersuites require v1.2 or later */ |
946 | if ((c->algorithm_ssl & SSL_TLSV1_2) && | 916 | if ((c->algorithm_ssl & SSL_TLSV1_2) && |
947 | (TLS1_get_version(s) < TLS1_2_VERSION)) | 917 | (TLS1_get_version(s) < TLS1_2_VERSION)) { |
948 | { | 918 | al = SSL_AD_ILLEGAL_PARAMETER; |
949 | al=SSL_AD_ILLEGAL_PARAMETER; | 919 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_CIPHER_RETURNED); |
950 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_CIPHER_RETURNED); | ||
951 | goto f_err; | 920 | goto f_err; |
952 | } | 921 | } |
953 | p+=ssl_put_cipher_by_char(s,NULL,NULL); | 922 | p += ssl_put_cipher_by_char(s, NULL, NULL); |
954 | 923 | ||
955 | sk=ssl_get_ciphers_by_id(s); | 924 | sk = ssl_get_ciphers_by_id(s); |
956 | i=sk_SSL_CIPHER_find(sk,c); | 925 | i = sk_SSL_CIPHER_find(sk, c); |
957 | if (i < 0) | 926 | if (i < 0) { |
958 | { | ||
959 | /* we did not say we would use this cipher */ | 927 | /* we did not say we would use this cipher */ |
960 | al=SSL_AD_ILLEGAL_PARAMETER; | 928 | al = SSL_AD_ILLEGAL_PARAMETER; |
961 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_CIPHER_RETURNED); | 929 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_CIPHER_RETURNED); |
962 | goto f_err; | 930 | goto f_err; |
963 | } | 931 | } |
964 | 932 | ||
965 | /* Depending on the session caching (internal/external), the cipher | 933 | /* Depending on the session caching (internal/external), the cipher |
966 | and/or cipher_id values may not be set. Make sure that | 934 | and/or cipher_id values may not be set. Make sure that |
967 | cipher_id is set and use it for comparison. */ | 935 | cipher_id is set and use it for comparison. */ |
968 | if (s->session->cipher) | 936 | if (s->session->cipher) |
969 | s->session->cipher_id = s->session->cipher->id; | 937 | s->session->cipher_id = s->session->cipher->id; |
970 | if (s->hit && (s->session->cipher_id != c->id)) | 938 | if (s->hit && (s->session->cipher_id != c->id)) { |
971 | { | ||
972 | /* Workaround is now obsolete */ | 939 | /* Workaround is now obsolete */ |
973 | #if 0 | 940 | #if 0 |
974 | if (!(s->options & | 941 | if (!(s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG)) |
975 | SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG)) | ||
976 | #endif | 942 | #endif |
977 | { | 943 | { |
978 | al=SSL_AD_ILLEGAL_PARAMETER; | 944 | al = SSL_AD_ILLEGAL_PARAMETER; |
979 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); | 945 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); |
980 | goto f_err; | 946 | goto f_err; |
981 | } | ||
982 | } | 947 | } |
983 | s->s3->tmp.new_cipher=c; | 948 | } |
949 | s->s3->tmp.new_cipher = c; | ||
984 | /* Don't digest cached records if TLS v1.2: we may need them for | 950 | /* Don't digest cached records if TLS v1.2: we may need them for |
985 | * client authentication. | 951 | * client authentication. |
986 | */ | 952 | */ |
987 | if (TLS1_get_version(s) < TLS1_2_VERSION && !ssl3_digest_cached_records(s)) | 953 | if (TLS1_get_version(s) < TLS1_2_VERSION && !ssl3_digest_cached_records(s)) { |
988 | { | ||
989 | al = SSL_AD_INTERNAL_ERROR; | 954 | al = SSL_AD_INTERNAL_ERROR; |
990 | goto f_err; | 955 | goto f_err; |
991 | } | 956 | } |
992 | /* lets get the compression algorithm */ | 957 | /* lets get the compression algorithm */ |
993 | /* COMPRESSION */ | 958 | /* COMPRESSION */ |
994 | #ifdef OPENSSL_NO_COMP | 959 | #ifdef OPENSSL_NO_COMP |
995 | if (*(p++) != 0) | 960 | if (*(p++) != 0) { |
996 | { | 961 | al = SSL_AD_ILLEGAL_PARAMETER; |
997 | al=SSL_AD_ILLEGAL_PARAMETER; | 962 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); |
998 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); | ||
999 | goto f_err; | 963 | goto f_err; |
1000 | } | 964 | } |
1001 | /* If compression is disabled we'd better not try to resume a session | 965 | /* If compression is disabled we'd better not try to resume a session |
1002 | * using compression. | 966 | * using compression. |
1003 | */ | 967 | */ |
1004 | if (s->session->compress_meth != 0) | 968 | if (s->session->compress_meth != 0) { |
1005 | { | 969 | al = SSL_AD_INTERNAL_ERROR; |
1006 | al=SSL_AD_INTERNAL_ERROR; | 970 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1007 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1008 | goto f_err; | 971 | goto f_err; |
1009 | } | 972 | } |
1010 | #else | 973 | #else |
1011 | j= *(p++); | 974 | j= *(p++); |
1012 | if (s->hit && j != s->session->compress_meth) | 975 | if (s->hit && j != s->session->compress_meth) { |
1013 | { | 976 | al = SSL_AD_ILLEGAL_PARAMETER; |
1014 | al=SSL_AD_ILLEGAL_PARAMETER; | 977 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED); |
1015 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED); | ||
1016 | goto f_err; | 978 | goto f_err; |
1017 | } | 979 | } |
1018 | if (j == 0) | 980 | if (j == 0) |
1019 | comp=NULL; | 981 | comp = NULL; |
1020 | else if (s->options & SSL_OP_NO_COMPRESSION) | 982 | else if (s->options & SSL_OP_NO_COMPRESSION) { |
1021 | { | 983 | al = SSL_AD_ILLEGAL_PARAMETER; |
1022 | al=SSL_AD_ILLEGAL_PARAMETER; | 984 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_COMPRESSION_DISABLED); |
1023 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_COMPRESSION_DISABLED); | ||
1024 | goto f_err; | 985 | goto f_err; |
1025 | } | 986 | } else |
1026 | else | 987 | comp = ssl3_comp_find(s->ctx->comp_methods, j); |
1027 | comp=ssl3_comp_find(s->ctx->comp_methods,j); | 988 | |
1028 | 989 | if ((j != 0) && (comp == NULL)) { | |
1029 | if ((j != 0) && (comp == NULL)) | 990 | al = SSL_AD_ILLEGAL_PARAMETER; |
1030 | { | 991 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); |
1031 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
1032 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); | ||
1033 | goto f_err; | 992 | goto f_err; |
1034 | } | 993 | } else { |
1035 | else | 994 | s->s3->tmp.new_compression = comp; |
1036 | { | 995 | } |
1037 | s->s3->tmp.new_compression=comp; | ||
1038 | } | ||
1039 | #endif | 996 | #endif |
1040 | 997 | ||
1041 | #ifndef OPENSSL_NO_TLSEXT | 998 | #ifndef OPENSSL_NO_TLSEXT |
1042 | /* TLS extensions*/ | 999 | /* TLS extensions*/ |
1043 | if (s->version >= SSL3_VERSION) | 1000 | if (s->version >= SSL3_VERSION) { |
1044 | { | 1001 | if (!ssl_parse_serverhello_tlsext(s, &p, d, n, &al)) { |
1045 | if (!ssl_parse_serverhello_tlsext(s,&p,d,n, &al)) | ||
1046 | { | ||
1047 | /* 'al' set by ssl_parse_serverhello_tlsext */ | 1002 | /* 'al' set by ssl_parse_serverhello_tlsext */ |
1048 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_PARSE_TLSEXT); | 1003 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_PARSE_TLSEXT); |
1049 | goto f_err; | 1004 | goto f_err; |
1050 | } | 1005 | |
1051 | if (ssl_check_serverhello_tlsext(s) <= 0) | ||
1052 | { | ||
1053 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT); | ||
1054 | goto err; | ||
1055 | } | ||
1056 | } | 1006 | } |
1007 | if (ssl_check_serverhello_tlsext(s) <= 0) { | ||
1008 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_SERVERHELLO_TLSEXT); | ||
1009 | goto err; | ||
1010 | } | ||
1011 | } | ||
1057 | #endif | 1012 | #endif |
1058 | 1013 | ||
1059 | if (p != (d+n)) | 1014 | if (p != (d + n)) { |
1060 | { | ||
1061 | /* wrong packet length */ | 1015 | /* wrong packet length */ |
1062 | al=SSL_AD_DECODE_ERROR; | 1016 | al = SSL_AD_DECODE_ERROR; |
1063 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_PACKET_LENGTH); | 1017 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_PACKET_LENGTH); |
1064 | goto f_err; | 1018 | goto f_err; |
1065 | } | 1019 | } |
1066 | 1020 | ||
1067 | return(1); | 1021 | return (1); |
1068 | f_err: | 1022 | f_err: |
1069 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1023 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1070 | err: | 1024 | err: |
1071 | return(-1); | 1025 | return (-1); |
1072 | } | 1026 | } |
1073 | 1027 | ||
1074 | int ssl3_get_server_certificate(SSL *s) | 1028 | int |
1075 | { | 1029 | ssl3_get_server_certificate(SSL *s) |
1076 | int al,i,ok,ret= -1; | 1030 | { |
1077 | unsigned long n,nc,llen,l; | 1031 | int al, i, ok, ret = -1; |
1078 | X509 *x=NULL; | 1032 | unsigned long n, nc, llen, l; |
1079 | const unsigned char *q,*p; | 1033 | X509 *x = NULL; |
1034 | const unsigned char *q, *p; | ||
1080 | unsigned char *d; | 1035 | unsigned char *d; |
1081 | STACK_OF(X509) *sk=NULL; | 1036 | STACK_OF(X509) *sk = NULL; |
1082 | SESS_CERT *sc; | 1037 | SESS_CERT *sc; |
1083 | EVP_PKEY *pkey=NULL; | 1038 | EVP_PKEY *pkey = NULL; |
1084 | int need_cert = 1; /* VRS: 0=> will allow null cert if auth == KRB5 */ | 1039 | int need_cert = 1; /* VRS: 0=> will allow null cert if auth == KRB5 */ |
1085 | 1040 | ||
1086 | n=s->method->ssl_get_message(s, | 1041 | n = s->method->ssl_get_message(s, SSL3_ST_CR_CERT_A, |
1087 | SSL3_ST_CR_CERT_A, | 1042 | SSL3_ST_CR_CERT_B, -1, s->max_cert_list, &ok); |
1088 | SSL3_ST_CR_CERT_B, | ||
1089 | -1, | ||
1090 | s->max_cert_list, | ||
1091 | &ok); | ||
1092 | 1043 | ||
1093 | if (!ok) return((int)n); | 1044 | if (!ok) |
1045 | return ((int)n); | ||
1094 | 1046 | ||
1095 | if ((s->s3->tmp.message_type == SSL3_MT_SERVER_KEY_EXCHANGE) || | 1047 | if ((s->s3->tmp.message_type == SSL3_MT_SERVER_KEY_EXCHANGE) || |
1096 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) && | 1048 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) && |
1097 | (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE))) | 1049 | (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE))) { |
1098 | { | 1050 | s->s3->tmp.reuse_message = 1; |
1099 | s->s3->tmp.reuse_message=1; | 1051 | return (1); |
1100 | return(1); | 1052 | } |
1101 | } | ||
1102 | 1053 | ||
1103 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) | 1054 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) { |
1104 | { | 1055 | al = SSL_AD_UNEXPECTED_MESSAGE; |
1105 | al=SSL_AD_UNEXPECTED_MESSAGE; | 1056 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_BAD_MESSAGE_TYPE); |
1106 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_BAD_MESSAGE_TYPE); | ||
1107 | goto f_err; | 1057 | goto f_err; |
1108 | } | 1058 | } |
1109 | p=d=(unsigned char *)s->init_msg; | 1059 | p = d = (unsigned char *)s->init_msg; |
1110 | 1060 | ||
1111 | if ((sk=sk_X509_new_null()) == NULL) | 1061 | if ((sk = sk_X509_new_null()) == NULL) { |
1112 | { | 1062 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
1113 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
1114 | goto err; | 1063 | goto err; |
1115 | } | 1064 | } |
1116 | 1065 | ||
1117 | n2l3(p,llen); | 1066 | n2l3(p, llen); |
1118 | if (llen+3 != n) | 1067 | if (llen + 3 != n) { |
1119 | { | 1068 | al = SSL_AD_DECODE_ERROR; |
1120 | al=SSL_AD_DECODE_ERROR; | 1069 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_LENGTH_MISMATCH); |
1121 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_LENGTH_MISMATCH); | ||
1122 | goto f_err; | 1070 | goto f_err; |
1123 | } | 1071 | } |
1124 | for (nc=0; nc<llen; ) | 1072 | for (nc = 0; nc < llen; ) { |
1125 | { | 1073 | n2l3(p, l); |
1126 | n2l3(p,l); | 1074 | if ((l + nc + 3) > llen) { |
1127 | if ((l+nc+3) > llen) | 1075 | al = SSL_AD_DECODE_ERROR; |
1128 | { | 1076 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
1129 | al=SSL_AD_DECODE_ERROR; | ||
1130 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
1131 | goto f_err; | 1077 | goto f_err; |
1132 | } | 1078 | } |
1133 | 1079 | ||
1134 | q=p; | 1080 | q = p; |
1135 | x=d2i_X509(NULL,&q,l); | 1081 | x = d2i_X509(NULL, &q, l); |
1136 | if (x == NULL) | 1082 | if (x == NULL) { |
1137 | { | 1083 | al = SSL_AD_BAD_CERTIFICATE; |
1138 | al=SSL_AD_BAD_CERTIFICATE; | 1084 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_ASN1_LIB); |
1139 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_ASN1_LIB); | ||
1140 | goto f_err; | 1085 | goto f_err; |
1141 | } | 1086 | } |
1142 | if (q != (p+l)) | 1087 | if (q != (p + l)) { |
1143 | { | 1088 | al = SSL_AD_DECODE_ERROR; |
1144 | al=SSL_AD_DECODE_ERROR; | 1089 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
1145 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
1146 | goto f_err; | 1090 | goto f_err; |
1147 | } | 1091 | } |
1148 | if (!sk_X509_push(sk,x)) | 1092 | if (!sk_X509_push(sk, x)) { |
1149 | { | 1093 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
1150 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
1151 | goto err; | 1094 | goto err; |
1152 | } | ||
1153 | x=NULL; | ||
1154 | nc+=l+3; | ||
1155 | p=q; | ||
1156 | } | 1095 | } |
1096 | x = NULL; | ||
1097 | nc += l + 3; | ||
1098 | p = q; | ||
1099 | } | ||
1157 | 1100 | ||
1158 | i=ssl_verify_cert_chain(s,sk); | 1101 | i = ssl_verify_cert_chain(s, sk); |
1159 | if ((s->verify_mode != SSL_VERIFY_NONE) && (i <= 0) | 1102 | if ((s->verify_mode != SSL_VERIFY_NONE) && (i <= 0) |
1160 | #ifndef OPENSSL_NO_KRB5 | 1103 | #ifndef OPENSSL_NO_KRB5 |
1161 | && !((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && | 1104 | && !((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && |
1162 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 1105 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) |
1163 | #endif /* OPENSSL_NO_KRB5 */ | 1106 | #endif /* OPENSSL_NO_KRB5 */ |
1164 | ) | 1107 | ) { |
1165 | { | 1108 | al = ssl_verify_alarm_type(s->verify_result); |
1166 | al=ssl_verify_alarm_type(s->verify_result); | 1109 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERTIFICATE_VERIFY_FAILED); |
1167 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERTIFICATE_VERIFY_FAILED); | 1110 | goto f_err; |
1168 | goto f_err; | 1111 | |
1169 | } | 1112 | } |
1170 | ERR_clear_error(); /* but we keep s->verify_result */ | 1113 | ERR_clear_error(); /* but we keep s->verify_result */ |
1171 | 1114 | ||
1172 | sc=ssl_sess_cert_new(); | 1115 | sc = ssl_sess_cert_new(); |
1173 | if (sc == NULL) goto err; | 1116 | if (sc == NULL) |
1117 | goto err; | ||
1174 | 1118 | ||
1175 | if (s->session->sess_cert) ssl_sess_cert_free(s->session->sess_cert); | 1119 | if (s->session->sess_cert) |
1176 | s->session->sess_cert=sc; | 1120 | ssl_sess_cert_free(s->session->sess_cert); |
1121 | s->session->sess_cert = sc; | ||
1177 | 1122 | ||
1178 | sc->cert_chain=sk; | 1123 | sc->cert_chain = sk; |
1179 | /* Inconsistency alert: cert_chain does include the peer's | 1124 | /* Inconsistency alert: cert_chain does include the peer's |
1180 | * certificate, which we don't include in s3_srvr.c */ | 1125 | * certificate, which we don't include in s3_srvr.c */ |
1181 | x=sk_X509_value(sk,0); | 1126 | x = sk_X509_value(sk, 0); |
1182 | sk=NULL; | 1127 | sk = NULL; |
1183 | /* VRS 19990621: possible memory leak; sk=null ==> !sk_pop_free() @end*/ | 1128 | /* VRS 19990621: possible memory leak; sk=null ==> !sk_pop_free() @end*/ |
1184 | 1129 | ||
1185 | pkey=X509_get_pubkey(x); | 1130 | pkey = X509_get_pubkey(x); |
1186 | 1131 | ||
1187 | /* VRS: allow null cert if auth == KRB5 */ | 1132 | /* VRS: allow null cert if auth == KRB5 */ |
1188 | need_cert = ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && | 1133 | need_cert = ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && |
1189 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 1134 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) |
1190 | ? 0 : 1; | 1135 | ? 0 : 1; |
1191 | 1136 | ||
1192 | #ifdef KSSL_DEBUG | 1137 | #ifdef KSSL_DEBUG |
1193 | printf("pkey,x = %p, %p\n", pkey,x); | 1138 | printf("pkey, x = %p, %p\n", pkey, x); |
1194 | printf("ssl_cert_type(x,pkey) = %d\n", ssl_cert_type(x,pkey)); | 1139 | printf("ssl_cert_type(x, pkey) = %d\n", ssl_cert_type(x, pkey)); |
1195 | printf("cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name, | 1140 | printf("cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name, |
1196 | s->s3->tmp.new_cipher->algorithm_mkey, s->s3->tmp.new_cipher->algorithm_auth, need_cert); | 1141 | s->s3->tmp.new_cipher->algorithm_mkey, s->s3->tmp.new_cipher->algorithm_auth, need_cert); |
1197 | #endif /* KSSL_DEBUG */ | 1142 | #endif /* KSSL_DEBUG */ |
1198 | 1143 | ||
1199 | if (need_cert && ((pkey == NULL) || EVP_PKEY_missing_parameters(pkey))) | 1144 | if (need_cert && ((pkey == NULL) || EVP_PKEY_missing_parameters(pkey))) { |
1200 | { | 1145 | x = NULL; |
1201 | x=NULL; | 1146 | al = SSL3_AL_FATAL; |
1202 | al=SSL3_AL_FATAL; | ||
1203 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, | 1147 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, |
1204 | SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS); | 1148 | SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS); |
1205 | goto f_err; | 1149 | goto f_err; |
1206 | } | 1150 | } |
1207 | 1151 | ||
1208 | i=ssl_cert_type(x,pkey); | 1152 | i = ssl_cert_type(x, pkey); |
1209 | if (need_cert && i < 0) | 1153 | if (need_cert && i < 0) { |
1210 | { | 1154 | x = NULL; |
1211 | x=NULL; | 1155 | al = SSL3_AL_FATAL; |
1212 | al=SSL3_AL_FATAL; | ||
1213 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, | 1156 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, |
1214 | SSL_R_UNKNOWN_CERTIFICATE_TYPE); | 1157 | SSL_R_UNKNOWN_CERTIFICATE_TYPE); |
1215 | goto f_err; | 1158 | goto f_err; |
1216 | } | 1159 | } |
1217 | 1160 | ||
1218 | if (need_cert) | 1161 | if (need_cert) { |
1219 | { | 1162 | sc->peer_cert_type = i; |
1220 | sc->peer_cert_type=i; | 1163 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); |
1221 | CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509); | ||
1222 | /* Why would the following ever happen? | 1164 | /* Why would the following ever happen? |
1223 | * We just created sc a couple of lines ago. */ | 1165 | * We just created sc a couple of lines ago. */ |
1224 | if (sc->peer_pkeys[i].x509 != NULL) | 1166 | if (sc->peer_pkeys[i].x509 != NULL) |
1225 | X509_free(sc->peer_pkeys[i].x509); | 1167 | X509_free(sc->peer_pkeys[i].x509); |
1226 | sc->peer_pkeys[i].x509=x; | 1168 | sc->peer_pkeys[i].x509 = x; |
1227 | sc->peer_key= &(sc->peer_pkeys[i]); | 1169 | sc->peer_key = &(sc->peer_pkeys[i]); |
1228 | 1170 | ||
1229 | if (s->session->peer != NULL) | 1171 | if (s->session->peer != NULL) |
1230 | X509_free(s->session->peer); | 1172 | X509_free(s->session->peer); |
1231 | CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509); | 1173 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); |
1232 | s->session->peer=x; | 1174 | s->session->peer = x; |
1233 | } | 1175 | } else { |
1234 | else | 1176 | sc->peer_cert_type = i; |
1235 | { | 1177 | sc->peer_key = NULL; |
1236 | sc->peer_cert_type=i; | ||
1237 | sc->peer_key= NULL; | ||
1238 | 1178 | ||
1239 | if (s->session->peer != NULL) | 1179 | if (s->session->peer != NULL) |
1240 | X509_free(s->session->peer); | 1180 | X509_free(s->session->peer); |
1241 | s->session->peer=NULL; | 1181 | s->session->peer = NULL; |
1242 | } | 1182 | } |
1243 | s->session->verify_result = s->verify_result; | 1183 | s->session->verify_result = s->verify_result; |
1244 | 1184 | ||
1245 | x=NULL; | 1185 | x = NULL; |
1246 | ret=1; | 1186 | ret = 1; |
1247 | 1187 | ||
1248 | if (0) | 1188 | if (0) { |
1249 | { | ||
1250 | f_err: | 1189 | f_err: |
1251 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1190 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1252 | } | 1191 | } |
1253 | err: | 1192 | err: |
1254 | EVP_PKEY_free(pkey); | 1193 | EVP_PKEY_free(pkey); |
1255 | X509_free(x); | 1194 | X509_free(x); |
1256 | sk_X509_pop_free(sk,X509_free); | 1195 | sk_X509_pop_free(sk, X509_free); |
1257 | return(ret); | 1196 | return (ret); |
1258 | } | 1197 | } |
1259 | 1198 | ||
1260 | int ssl3_get_key_exchange(SSL *s) | 1199 | int |
1261 | { | 1200 | ssl3_get_key_exchange(SSL *s) |
1201 | { | ||
1262 | #ifndef OPENSSL_NO_RSA | 1202 | #ifndef OPENSSL_NO_RSA |
1263 | unsigned char *q,md_buf[EVP_MAX_MD_SIZE*2]; | 1203 | unsigned char *q, md_buf[EVP_MAX_MD_SIZE*2]; |
1264 | #endif | 1204 | #endif |
1265 | EVP_MD_CTX md_ctx; | 1205 | EVP_MD_CTX md_ctx; |
1266 | unsigned char *param,*p; | 1206 | unsigned char *param, *p; |
1267 | int al,i,j,param_len,ok; | 1207 | int al, i, j, param_len, ok; |
1268 | long n,alg_k,alg_a; | 1208 | long n, alg_k, alg_a; |
1269 | EVP_PKEY *pkey=NULL; | 1209 | EVP_PKEY *pkey = NULL; |
1270 | const EVP_MD *md = NULL; | 1210 | const EVP_MD *md = NULL; |
1271 | #ifndef OPENSSL_NO_RSA | 1211 | #ifndef OPENSSL_NO_RSA |
1272 | RSA *rsa=NULL; | 1212 | RSA *rsa = NULL; |
1273 | #endif | 1213 | #endif |
1274 | #ifndef OPENSSL_NO_DH | 1214 | #ifndef OPENSSL_NO_DH |
1275 | DH *dh=NULL; | 1215 | DH *dh = NULL; |
1276 | #endif | 1216 | #endif |
1277 | #ifndef OPENSSL_NO_ECDH | 1217 | #ifndef OPENSSL_NO_ECDH |
1278 | EC_KEY *ecdh = NULL; | 1218 | EC_KEY *ecdh = NULL; |
@@ -1284,336 +1224,291 @@ int ssl3_get_key_exchange(SSL *s) | |||
1284 | 1224 | ||
1285 | /* use same message size as in ssl3_get_certificate_request() | 1225 | /* use same message size as in ssl3_get_certificate_request() |
1286 | * as ServerKeyExchange message may be skipped */ | 1226 | * as ServerKeyExchange message may be skipped */ |
1287 | n=s->method->ssl_get_message(s, | 1227 | n = s->method->ssl_get_message(s, SSL3_ST_CR_KEY_EXCH_A, |
1288 | SSL3_ST_CR_KEY_EXCH_A, | 1228 | SSL3_ST_CR_KEY_EXCH_B, -1, s->max_cert_list, &ok); |
1289 | SSL3_ST_CR_KEY_EXCH_B, | 1229 | if (!ok) |
1290 | -1, | 1230 | return ((int)n); |
1291 | s->max_cert_list, | 1231 | |
1292 | &ok); | 1232 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_KEY_EXCHANGE) { |
1293 | if (!ok) return((int)n); | ||
1294 | |||
1295 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_KEY_EXCHANGE) | ||
1296 | { | ||
1297 | #ifndef OPENSSL_NO_PSK | 1233 | #ifndef OPENSSL_NO_PSK |
1298 | /* In plain PSK ciphersuite, ServerKeyExchange can be | 1234 | /* In plain PSK ciphersuite, ServerKeyExchange can be |
1299 | omitted if no identity hint is sent. Set | 1235 | omitted if no identity hint is sent. Set |
1300 | session->sess_cert anyway to avoid problems | 1236 | session->sess_cert anyway to avoid problems |
1301 | later.*/ | 1237 | later.*/ |
1302 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) | 1238 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) { |
1303 | { | 1239 | s->session->sess_cert = ssl_sess_cert_new(); |
1304 | s->session->sess_cert=ssl_sess_cert_new(); | ||
1305 | if (s->ctx->psk_identity_hint) | 1240 | if (s->ctx->psk_identity_hint) |
1306 | OPENSSL_free(s->ctx->psk_identity_hint); | 1241 | OPENSSL_free(s->ctx->psk_identity_hint); |
1307 | s->ctx->psk_identity_hint = NULL; | 1242 | s->ctx->psk_identity_hint = NULL; |
1308 | } | ||
1309 | #endif | ||
1310 | s->s3->tmp.reuse_message=1; | ||
1311 | return(1); | ||
1312 | } | 1243 | } |
1244 | #endif | ||
1245 | s->s3->tmp.reuse_message = 1; | ||
1246 | return (1); | ||
1247 | } | ||
1313 | 1248 | ||
1314 | param=p=(unsigned char *)s->init_msg; | 1249 | param = p = (unsigned char *)s->init_msg; |
1315 | if (s->session->sess_cert != NULL) | 1250 | if (s->session->sess_cert != NULL) { |
1316 | { | ||
1317 | #ifndef OPENSSL_NO_RSA | 1251 | #ifndef OPENSSL_NO_RSA |
1318 | if (s->session->sess_cert->peer_rsa_tmp != NULL) | 1252 | if (s->session->sess_cert->peer_rsa_tmp != NULL) { |
1319 | { | ||
1320 | RSA_free(s->session->sess_cert->peer_rsa_tmp); | 1253 | RSA_free(s->session->sess_cert->peer_rsa_tmp); |
1321 | s->session->sess_cert->peer_rsa_tmp=NULL; | 1254 | s->session->sess_cert->peer_rsa_tmp = NULL; |
1322 | } | 1255 | } |
1323 | #endif | 1256 | #endif |
1324 | #ifndef OPENSSL_NO_DH | 1257 | #ifndef OPENSSL_NO_DH |
1325 | if (s->session->sess_cert->peer_dh_tmp) | 1258 | if (s->session->sess_cert->peer_dh_tmp) { |
1326 | { | ||
1327 | DH_free(s->session->sess_cert->peer_dh_tmp); | 1259 | DH_free(s->session->sess_cert->peer_dh_tmp); |
1328 | s->session->sess_cert->peer_dh_tmp=NULL; | 1260 | s->session->sess_cert->peer_dh_tmp = NULL; |
1329 | } | 1261 | } |
1330 | #endif | 1262 | #endif |
1331 | #ifndef OPENSSL_NO_ECDH | 1263 | #ifndef OPENSSL_NO_ECDH |
1332 | if (s->session->sess_cert->peer_ecdh_tmp) | 1264 | if (s->session->sess_cert->peer_ecdh_tmp) { |
1333 | { | ||
1334 | EC_KEY_free(s->session->sess_cert->peer_ecdh_tmp); | 1265 | EC_KEY_free(s->session->sess_cert->peer_ecdh_tmp); |
1335 | s->session->sess_cert->peer_ecdh_tmp=NULL; | 1266 | s->session->sess_cert->peer_ecdh_tmp = NULL; |
1336 | } | ||
1337 | #endif | ||
1338 | } | ||
1339 | else | ||
1340 | { | ||
1341 | s->session->sess_cert=ssl_sess_cert_new(); | ||
1342 | } | 1267 | } |
1268 | #endif | ||
1269 | } else { | ||
1270 | s->session->sess_cert = ssl_sess_cert_new(); | ||
1271 | } | ||
1343 | 1272 | ||
1344 | param_len=0; | 1273 | param_len = 0; |
1345 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 1274 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
1346 | alg_a=s->s3->tmp.new_cipher->algorithm_auth; | 1275 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
1347 | EVP_MD_CTX_init(&md_ctx); | 1276 | EVP_MD_CTX_init(&md_ctx); |
1348 | 1277 | ||
1349 | #ifndef OPENSSL_NO_PSK | 1278 | #ifndef OPENSSL_NO_PSK |
1350 | if (alg_k & SSL_kPSK) | 1279 | if (alg_k & SSL_kPSK) { |
1351 | { | 1280 | char tmp_id_hint[PSK_MAX_IDENTITY_LEN + 1]; |
1352 | char tmp_id_hint[PSK_MAX_IDENTITY_LEN+1]; | ||
1353 | 1281 | ||
1354 | al=SSL_AD_HANDSHAKE_FAILURE; | 1282 | al = SSL_AD_HANDSHAKE_FAILURE; |
1355 | n2s(p,i); | 1283 | n2s(p, i); |
1356 | param_len=i+2; | 1284 | param_len = i + 2; |
1357 | /* Store PSK identity hint for later use, hint is used | 1285 | /* Store PSK identity hint for later use, hint is used |
1358 | * in ssl3_send_client_key_exchange. Assume that the | 1286 | * in ssl3_send_client_key_exchange. Assume that the |
1359 | * maximum length of a PSK identity hint can be as | 1287 | * maximum length of a PSK identity hint can be as |
1360 | * long as the maximum length of a PSK identity. */ | 1288 | * long as the maximum length of a PSK identity. */ |
1361 | if (i > PSK_MAX_IDENTITY_LEN) | 1289 | if (i > PSK_MAX_IDENTITY_LEN) { |
1362 | { | ||
1363 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, | 1290 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, |
1364 | SSL_R_DATA_LENGTH_TOO_LONG); | 1291 | SSL_R_DATA_LENGTH_TOO_LONG); |
1365 | goto f_err; | 1292 | goto f_err; |
1366 | } | 1293 | } |
1367 | if (param_len > n) | 1294 | if (param_len > n) { |
1368 | { | 1295 | al = SSL_AD_DECODE_ERROR; |
1369 | al=SSL_AD_DECODE_ERROR; | ||
1370 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, | 1296 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, |
1371 | SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH); | 1297 | SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH); |
1372 | goto f_err; | 1298 | goto f_err; |
1373 | } | 1299 | } |
1374 | /* If received PSK identity hint contains NULL | 1300 | /* If received PSK identity hint contains NULL |
1375 | * characters, the hint is truncated from the first | 1301 | * characters, the hint is truncated from the first |
1376 | * NULL. p may not be ending with NULL, so create a | 1302 | * NULL. p may not be ending with NULL, so create a |
1377 | * NULL-terminated string. */ | 1303 | * NULL-terminated string. */ |
1378 | memcpy(tmp_id_hint, p, i); | 1304 | memcpy(tmp_id_hint, p, i); |
1379 | memset(tmp_id_hint+i, 0, PSK_MAX_IDENTITY_LEN+1-i); | 1305 | memset(tmp_id_hint + i, 0, PSK_MAX_IDENTITY_LEN + 1 - i); |
1380 | if (s->ctx->psk_identity_hint != NULL) | 1306 | if (s->ctx->psk_identity_hint != NULL) |
1381 | OPENSSL_free(s->ctx->psk_identity_hint); | 1307 | OPENSSL_free(s->ctx->psk_identity_hint); |
1382 | s->ctx->psk_identity_hint = BUF_strdup(tmp_id_hint); | 1308 | s->ctx->psk_identity_hint = BUF_strdup(tmp_id_hint); |
1383 | if (s->ctx->psk_identity_hint == NULL) | 1309 | if (s->ctx->psk_identity_hint == NULL) { |
1384 | { | ||
1385 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); | 1310 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1386 | goto f_err; | 1311 | goto f_err; |
1387 | } | ||
1388 | |||
1389 | p+=i; | ||
1390 | n-=param_len; | ||
1391 | } | 1312 | } |
1392 | else | 1313 | |
1314 | p += i; | ||
1315 | n -= param_len; | ||
1316 | } else | ||
1393 | #endif /* !OPENSSL_NO_PSK */ | 1317 | #endif /* !OPENSSL_NO_PSK */ |
1394 | #ifndef OPENSSL_NO_SRP | 1318 | #ifndef OPENSSL_NO_SRP |
1395 | if (alg_k & SSL_kSRP) | 1319 | if (alg_k & SSL_kSRP) { |
1396 | { | 1320 | n2s(p, i); |
1397 | n2s(p,i); | 1321 | param_len = i + 2; |
1398 | param_len=i+2; | 1322 | if (param_len > n) { |
1399 | if (param_len > n) | 1323 | al = SSL_AD_DECODE_ERROR; |
1400 | { | 1324 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_N_LENGTH); |
1401 | al=SSL_AD_DECODE_ERROR; | ||
1402 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_N_LENGTH); | ||
1403 | goto f_err; | 1325 | goto f_err; |
1404 | } | 1326 | } |
1405 | if (!(s->srp_ctx.N=BN_bin2bn(p,i,NULL))) | 1327 | if (!(s->srp_ctx.N = BN_bin2bn(p, i, NULL))) { |
1406 | { | 1328 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1407 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1408 | goto err; | 1329 | goto err; |
1409 | } | 1330 | } |
1410 | p+=i; | 1331 | p += i; |
1411 | 1332 | ||
1412 | n2s(p,i); | 1333 | n2s(p, i); |
1413 | param_len+=i+2; | 1334 | param_len += i + 2; |
1414 | if (param_len > n) | 1335 | if (param_len > n) { |
1415 | { | 1336 | al = SSL_AD_DECODE_ERROR; |
1416 | al=SSL_AD_DECODE_ERROR; | 1337 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_G_LENGTH); |
1417 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_G_LENGTH); | ||
1418 | goto f_err; | 1338 | goto f_err; |
1419 | } | 1339 | } |
1420 | if (!(s->srp_ctx.g=BN_bin2bn(p,i,NULL))) | 1340 | if (!(s->srp_ctx.g = BN_bin2bn(p, i, NULL))) { |
1421 | { | 1341 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1422 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1423 | goto err; | 1342 | goto err; |
1424 | } | 1343 | } |
1425 | p+=i; | 1344 | p += i; |
1426 | 1345 | ||
1427 | i = (unsigned int)(p[0]); | 1346 | i = (unsigned int)(p[0]); |
1428 | p++; | 1347 | p++; |
1429 | param_len+=i+1; | 1348 | param_len += i + 1; |
1430 | if (param_len > n) | 1349 | if (param_len > n) { |
1431 | { | 1350 | al = SSL_AD_DECODE_ERROR; |
1432 | al=SSL_AD_DECODE_ERROR; | 1351 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_S_LENGTH); |
1433 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_S_LENGTH); | ||
1434 | goto f_err; | 1352 | goto f_err; |
1435 | } | 1353 | } |
1436 | if (!(s->srp_ctx.s=BN_bin2bn(p,i,NULL))) | 1354 | if (!(s->srp_ctx.s = BN_bin2bn(p, i, NULL))) { |
1437 | { | 1355 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1438 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1439 | goto err; | 1356 | goto err; |
1440 | } | 1357 | } |
1441 | p+=i; | 1358 | p += i; |
1442 | 1359 | ||
1443 | n2s(p,i); | 1360 | n2s(p, i); |
1444 | param_len+=i+2; | 1361 | param_len += i + 2; |
1445 | if (param_len > n) | 1362 | if (param_len > n) { |
1446 | { | 1363 | al = SSL_AD_DECODE_ERROR; |
1447 | al=SSL_AD_DECODE_ERROR; | 1364 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_B_LENGTH); |
1448 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_B_LENGTH); | ||
1449 | goto f_err; | 1365 | goto f_err; |
1450 | } | 1366 | } |
1451 | if (!(s->srp_ctx.B=BN_bin2bn(p,i,NULL))) | 1367 | if (!(s->srp_ctx.B = BN_bin2bn(p, i, NULL))) { |
1452 | { | 1368 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1453 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1454 | goto err; | 1369 | goto err; |
1455 | } | 1370 | } |
1456 | p+=i; | 1371 | p += i; |
1457 | n-=param_len; | 1372 | n -= param_len; |
1458 | 1373 | ||
1459 | /* We must check if there is a certificate */ | 1374 | /* We must check if there is a certificate */ |
1460 | #ifndef OPENSSL_NO_RSA | 1375 | #ifndef OPENSSL_NO_RSA |
1461 | if (alg_a & SSL_aRSA) | 1376 | if (alg_a & SSL_aRSA) |
1462 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1377 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1463 | #else | 1378 | #else |
1464 | if (0) | 1379 | if (0) |
1465 | ; | 1380 | ; |
1466 | #endif | 1381 | #endif |
1467 | #ifndef OPENSSL_NO_DSA | 1382 | #ifndef OPENSSL_NO_DSA |
1468 | else if (alg_a & SSL_aDSS) | 1383 | else if (alg_a & SSL_aDSS) |
1469 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); | 1384 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); |
1470 | #endif | 1385 | #endif |
1471 | } | 1386 | } else |
1472 | else | ||
1473 | #endif /* !OPENSSL_NO_SRP */ | 1387 | #endif /* !OPENSSL_NO_SRP */ |
1474 | #ifndef OPENSSL_NO_RSA | 1388 | #ifndef OPENSSL_NO_RSA |
1475 | if (alg_k & SSL_kRSA) | 1389 | if (alg_k & SSL_kRSA) { |
1476 | { | 1390 | if ((rsa = RSA_new()) == NULL) { |
1477 | if ((rsa=RSA_new()) == NULL) | 1391 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1478 | { | ||
1479 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1480 | goto err; | 1392 | goto err; |
1481 | } | 1393 | } |
1482 | n2s(p,i); | 1394 | n2s(p, i); |
1483 | param_len=i+2; | 1395 | param_len = i + 2; |
1484 | if (param_len > n) | 1396 | if (param_len > n) { |
1485 | { | 1397 | al = SSL_AD_DECODE_ERROR; |
1486 | al=SSL_AD_DECODE_ERROR; | 1398 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_MODULUS_LENGTH); |
1487 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_MODULUS_LENGTH); | ||
1488 | goto f_err; | 1399 | goto f_err; |
1489 | } | 1400 | } |
1490 | if (!(rsa->n=BN_bin2bn(p,i,rsa->n))) | 1401 | if (!(rsa->n = BN_bin2bn(p, i, rsa->n))) { |
1491 | { | 1402 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1492 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1493 | goto err; | 1403 | goto err; |
1494 | } | 1404 | } |
1495 | p+=i; | 1405 | p += i; |
1496 | 1406 | ||
1497 | n2s(p,i); | 1407 | n2s(p, i); |
1498 | param_len+=i+2; | 1408 | param_len += i + 2; |
1499 | if (param_len > n) | 1409 | if (param_len > n) { |
1500 | { | 1410 | al = SSL_AD_DECODE_ERROR; |
1501 | al=SSL_AD_DECODE_ERROR; | 1411 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_E_LENGTH); |
1502 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_E_LENGTH); | ||
1503 | goto f_err; | 1412 | goto f_err; |
1504 | } | 1413 | } |
1505 | if (!(rsa->e=BN_bin2bn(p,i,rsa->e))) | 1414 | if (!(rsa->e = BN_bin2bn(p, i, rsa->e))) { |
1506 | { | 1415 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1507 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1508 | goto err; | 1416 | goto err; |
1509 | } | 1417 | } |
1510 | p+=i; | 1418 | p += i; |
1511 | n-=param_len; | 1419 | n -= param_len; |
1512 | 1420 | ||
1513 | /* this should be because we are using an export cipher */ | 1421 | /* this should be because we are using an export cipher */ |
1514 | if (alg_a & SSL_aRSA) | 1422 | if (alg_a & SSL_aRSA) |
1515 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1423 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1516 | else | 1424 | else { |
1517 | { | 1425 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1518 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
1519 | goto err; | 1426 | goto err; |
1520 | } | ||
1521 | s->session->sess_cert->peer_rsa_tmp=rsa; | ||
1522 | rsa=NULL; | ||
1523 | } | 1427 | } |
1428 | s->session->sess_cert->peer_rsa_tmp = rsa; | ||
1429 | rsa = NULL; | ||
1430 | } | ||
1524 | #else /* OPENSSL_NO_RSA */ | 1431 | #else /* OPENSSL_NO_RSA */ |
1525 | if (0) | 1432 | if (0) |
1526 | ; | 1433 | ; |
1527 | #endif | 1434 | #endif |
1528 | #ifndef OPENSSL_NO_DH | 1435 | #ifndef OPENSSL_NO_DH |
1529 | else if (alg_k & SSL_kEDH) | 1436 | else if (alg_k & SSL_kEDH) { |
1530 | { | 1437 | if ((dh = DH_new()) == NULL) { |
1531 | if ((dh=DH_new()) == NULL) | 1438 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_DH_LIB); |
1532 | { | ||
1533 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1534 | goto err; | 1439 | goto err; |
1535 | } | 1440 | } |
1536 | n2s(p,i); | 1441 | n2s(p, i); |
1537 | param_len=i+2; | 1442 | param_len = i + 2; |
1538 | if (param_len > n) | 1443 | if (param_len > n) { |
1539 | { | 1444 | al = SSL_AD_DECODE_ERROR; |
1540 | al=SSL_AD_DECODE_ERROR; | 1445 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_P_LENGTH); |
1541 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_P_LENGTH); | ||
1542 | goto f_err; | 1446 | goto f_err; |
1543 | } | 1447 | } |
1544 | if (!(dh->p=BN_bin2bn(p,i,NULL))) | 1448 | if (!(dh->p = BN_bin2bn(p, i, NULL))) { |
1545 | { | 1449 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1546 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1547 | goto err; | 1450 | goto err; |
1548 | } | 1451 | } |
1549 | p+=i; | 1452 | p += i; |
1550 | 1453 | ||
1551 | n2s(p,i); | 1454 | n2s(p, i); |
1552 | param_len+=i+2; | 1455 | param_len += i + 2; |
1553 | if (param_len > n) | 1456 | if (param_len > n) { |
1554 | { | 1457 | al = SSL_AD_DECODE_ERROR; |
1555 | al=SSL_AD_DECODE_ERROR; | 1458 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_G_LENGTH); |
1556 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_G_LENGTH); | ||
1557 | goto f_err; | 1459 | goto f_err; |
1558 | } | 1460 | } |
1559 | if (!(dh->g=BN_bin2bn(p,i,NULL))) | 1461 | if (!(dh->g = BN_bin2bn(p, i, NULL))) { |
1560 | { | 1462 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1561 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1562 | goto err; | 1463 | goto err; |
1563 | } | 1464 | } |
1564 | p+=i; | 1465 | p += i; |
1565 | 1466 | ||
1566 | n2s(p,i); | 1467 | n2s(p, i); |
1567 | param_len+=i+2; | 1468 | param_len += i + 2; |
1568 | if (param_len > n) | 1469 | if (param_len > n) { |
1569 | { | 1470 | al = SSL_AD_DECODE_ERROR; |
1570 | al=SSL_AD_DECODE_ERROR; | 1471 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_PUB_KEY_LENGTH); |
1571 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_PUB_KEY_LENGTH); | ||
1572 | goto f_err; | 1472 | goto f_err; |
1573 | } | 1473 | } |
1574 | if (!(dh->pub_key=BN_bin2bn(p,i,NULL))) | 1474 | if (!(dh->pub_key = BN_bin2bn(p, i, NULL))) { |
1575 | { | 1475 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1576 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1577 | goto err; | 1476 | goto err; |
1578 | } | 1477 | } |
1579 | p+=i; | 1478 | p += i; |
1580 | n-=param_len; | 1479 | n -= param_len; |
1581 | 1480 | ||
1582 | #ifndef OPENSSL_NO_RSA | 1481 | #ifndef OPENSSL_NO_RSA |
1583 | if (alg_a & SSL_aRSA) | 1482 | if (alg_a & SSL_aRSA) |
1584 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1483 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1585 | #else | 1484 | #else |
1586 | if (0) | 1485 | if (0) |
1587 | ; | 1486 | ; |
1588 | #endif | 1487 | #endif |
1589 | #ifndef OPENSSL_NO_DSA | 1488 | #ifndef OPENSSL_NO_DSA |
1590 | else if (alg_a & SSL_aDSS) | 1489 | else if (alg_a & SSL_aDSS) |
1591 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); | 1490 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); |
1592 | #endif | 1491 | #endif |
1593 | /* else anonymous DH, so no certificate or pkey. */ | 1492 | /* else anonymous DH, so no certificate or pkey. */ |
1594 | 1493 | ||
1595 | s->session->sess_cert->peer_dh_tmp=dh; | 1494 | s->session->sess_cert->peer_dh_tmp = dh; |
1596 | dh=NULL; | 1495 | dh = NULL; |
1597 | } | 1496 | } else if ((alg_k & SSL_kDHr) || (alg_k & SSL_kDHd)) { |
1598 | else if ((alg_k & SSL_kDHr) || (alg_k & SSL_kDHd)) | 1497 | al = SSL_AD_ILLEGAL_PARAMETER; |
1599 | { | 1498 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER); |
1600 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
1601 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER); | ||
1602 | goto f_err; | 1499 | goto f_err; |
1603 | } | 1500 | } |
1604 | #endif /* !OPENSSL_NO_DH */ | 1501 | #endif /* !OPENSSL_NO_DH */ |
1605 | 1502 | ||
1606 | #ifndef OPENSSL_NO_ECDH | 1503 | #ifndef OPENSSL_NO_ECDH |
1607 | else if (alg_k & SSL_kEECDH) | 1504 | else if (alg_k & SSL_kEECDH) { |
1608 | { | ||
1609 | EC_GROUP *ngroup; | 1505 | EC_GROUP *ngroup; |
1610 | const EC_GROUP *group; | 1506 | const EC_GROUP *group; |
1611 | 1507 | ||
1612 | if ((ecdh=EC_KEY_new()) == NULL) | 1508 | if ((ecdh = EC_KEY_new()) == NULL) { |
1613 | { | 1509 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1614 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1615 | goto err; | 1510 | goto err; |
1616 | } | 1511 | } |
1617 | 1512 | ||
1618 | /* Extract elliptic curve parameters and the | 1513 | /* Extract elliptic curve parameters and the |
1619 | * server's ephemeral ECDH public key. | 1514 | * server's ephemeral ECDH public key. |
@@ -1624,217 +1519,194 @@ int ssl3_get_key_exchange(SSL *s) | |||
1624 | /* XXX: For now we only support named (not generic) curves | 1519 | /* XXX: For now we only support named (not generic) curves |
1625 | * and the ECParameters in this case is just three bytes. | 1520 | * and the ECParameters in this case is just three bytes. |
1626 | */ | 1521 | */ |
1627 | param_len=3; | 1522 | param_len = 3; |
1628 | if ((param_len > n) || | 1523 | if ((param_len > n) || |
1629 | (*p != NAMED_CURVE_TYPE) || | 1524 | (*p != NAMED_CURVE_TYPE) || |
1630 | ((curve_nid = tls1_ec_curve_id2nid(*(p + 2))) == 0)) | 1525 | ((curve_nid = tls1_ec_curve_id2nid(*(p + 2))) == 0)) { |
1631 | { | 1526 | al = SSL_AD_INTERNAL_ERROR; |
1632 | al=SSL_AD_INTERNAL_ERROR; | 1527 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS); |
1633 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS); | ||
1634 | goto f_err; | 1528 | goto f_err; |
1635 | } | 1529 | } |
1636 | 1530 | ||
1637 | ngroup = EC_GROUP_new_by_curve_name(curve_nid); | 1531 | ngroup = EC_GROUP_new_by_curve_name(curve_nid); |
1638 | if (ngroup == NULL) | 1532 | if (ngroup == NULL) { |
1639 | { | 1533 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_EC_LIB); |
1640 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
1641 | goto err; | 1534 | goto err; |
1642 | } | 1535 | } |
1643 | if (EC_KEY_set_group(ecdh, ngroup) == 0) | 1536 | if (EC_KEY_set_group(ecdh, ngroup) == 0) { |
1644 | { | 1537 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_EC_LIB); |
1645 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
1646 | goto err; | 1538 | goto err; |
1647 | } | 1539 | } |
1648 | EC_GROUP_free(ngroup); | 1540 | EC_GROUP_free(ngroup); |
1649 | 1541 | ||
1650 | group = EC_KEY_get0_group(ecdh); | 1542 | group = EC_KEY_get0_group(ecdh); |
1651 | 1543 | ||
1652 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && | 1544 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && |
1653 | (EC_GROUP_get_degree(group) > 163)) | 1545 | (EC_GROUP_get_degree(group) > 163)) { |
1654 | { | 1546 | al = SSL_AD_EXPORT_RESTRICTION; |
1655 | al=SSL_AD_EXPORT_RESTRICTION; | 1547 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); |
1656 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); | ||
1657 | goto f_err; | 1548 | goto f_err; |
1658 | } | 1549 | } |
1659 | 1550 | ||
1660 | p+=3; | 1551 | p += 3; |
1661 | 1552 | ||
1662 | /* Next, get the encoded ECPoint */ | 1553 | /* Next, get the encoded ECPoint */ |
1663 | if (((srvr_ecpoint = EC_POINT_new(group)) == NULL) || | 1554 | if (((srvr_ecpoint = EC_POINT_new(group)) == NULL) || |
1664 | ((bn_ctx = BN_CTX_new()) == NULL)) | 1555 | ((bn_ctx = BN_CTX_new()) == NULL)) { |
1665 | { | 1556 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1666 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1667 | goto err; | 1557 | goto err; |
1668 | } | 1558 | } |
1669 | 1559 | ||
1670 | encoded_pt_len = *p; /* length of encoded point */ | 1560 | encoded_pt_len = *p; |
1671 | p+=1; | 1561 | /* length of encoded point */ |
1562 | p += 1; | ||
1672 | param_len += (1 + encoded_pt_len); | 1563 | param_len += (1 + encoded_pt_len); |
1673 | if ((param_len > n) || | 1564 | if ((param_len > n) || |
1674 | (EC_POINT_oct2point(group, srvr_ecpoint, | 1565 | (EC_POINT_oct2point(group, srvr_ecpoint, |
1675 | p, encoded_pt_len, bn_ctx) == 0)) | 1566 | p, encoded_pt_len, bn_ctx) == 0)) { |
1676 | { | 1567 | al = SSL_AD_DECODE_ERROR; |
1677 | al=SSL_AD_DECODE_ERROR; | 1568 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_ECPOINT); |
1678 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_ECPOINT); | ||
1679 | goto f_err; | 1569 | goto f_err; |
1680 | } | 1570 | } |
1681 | 1571 | ||
1682 | n-=param_len; | 1572 | n -= param_len; |
1683 | p+=encoded_pt_len; | 1573 | p += encoded_pt_len; |
1684 | 1574 | ||
1685 | /* The ECC/TLS specification does not mention | 1575 | /* The ECC/TLS specification does not mention |
1686 | * the use of DSA to sign ECParameters in the server | 1576 | * the use of DSA to sign ECParameters in the server |
1687 | * key exchange message. We do support RSA and ECDSA. | 1577 | * key exchange message. We do support RSA and ECDSA. |
1688 | */ | 1578 | */ |
1689 | if (0) ; | 1579 | if (0); |
1690 | #ifndef OPENSSL_NO_RSA | 1580 | #ifndef OPENSSL_NO_RSA |
1691 | else if (alg_a & SSL_aRSA) | 1581 | else if (alg_a & SSL_aRSA) |
1692 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1582 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1693 | #endif | 1583 | #endif |
1694 | #ifndef OPENSSL_NO_ECDSA | 1584 | #ifndef OPENSSL_NO_ECDSA |
1695 | else if (alg_a & SSL_aECDSA) | 1585 | else if (alg_a & SSL_aECDSA) |
1696 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); | 1586 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); |
1697 | #endif | 1587 | #endif |
1698 | /* else anonymous ECDH, so no certificate or pkey. */ | 1588 | /* else anonymous ECDH, so no certificate or pkey. */ |
1699 | EC_KEY_set_public_key(ecdh, srvr_ecpoint); | 1589 | EC_KEY_set_public_key(ecdh, srvr_ecpoint); |
1700 | s->session->sess_cert->peer_ecdh_tmp=ecdh; | 1590 | s->session->sess_cert->peer_ecdh_tmp = ecdh; |
1701 | ecdh=NULL; | 1591 | ecdh = NULL; |
1702 | BN_CTX_free(bn_ctx); | 1592 | BN_CTX_free(bn_ctx); |
1703 | bn_ctx = NULL; | 1593 | bn_ctx = NULL; |
1704 | EC_POINT_free(srvr_ecpoint); | 1594 | EC_POINT_free(srvr_ecpoint); |
1705 | srvr_ecpoint = NULL; | 1595 | srvr_ecpoint = NULL; |
1706 | } | 1596 | } else if (alg_k) { |
1707 | else if (alg_k) | 1597 | al = SSL_AD_UNEXPECTED_MESSAGE; |
1708 | { | 1598 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE); |
1709 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
1710 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE); | ||
1711 | goto f_err; | 1599 | goto f_err; |
1712 | } | 1600 | } |
1713 | #endif /* !OPENSSL_NO_ECDH */ | 1601 | #endif /* !OPENSSL_NO_ECDH */ |
1714 | 1602 | ||
1715 | 1603 | ||
1716 | /* p points to the next byte, there are 'n' bytes left */ | 1604 | /* p points to the next byte, there are 'n' bytes left */ |
1717 | 1605 | ||
1718 | /* if it was signed, check the signature */ | 1606 | /* if it was signed, check the signature */ |
1719 | if (pkey != NULL) | 1607 | if (pkey != NULL) { |
1720 | { | 1608 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1721 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1722 | { | ||
1723 | int sigalg = tls12_get_sigid(pkey); | 1609 | int sigalg = tls12_get_sigid(pkey); |
1724 | /* Should never happen */ | 1610 | /* Should never happen */ |
1725 | if (sigalg == -1) | 1611 | if (sigalg == -1) { |
1726 | { | 1612 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1727 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
1728 | goto err; | 1613 | goto err; |
1729 | } | 1614 | } |
1730 | /* Check key type is consistent with signature */ | 1615 | /* Check key type is consistent with signature */ |
1731 | if (sigalg != (int)p[1]) | 1616 | if (sigalg != (int)p[1]) { |
1732 | { | 1617 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_WRONG_SIGNATURE_TYPE); |
1733 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_WRONG_SIGNATURE_TYPE); | 1618 | al = SSL_AD_DECODE_ERROR; |
1734 | al=SSL_AD_DECODE_ERROR; | ||
1735 | goto f_err; | 1619 | goto f_err; |
1736 | } | 1620 | } |
1737 | md = tls12_get_hash(p[0]); | 1621 | md = tls12_get_hash(p[0]); |
1738 | if (md == NULL) | 1622 | if (md == NULL) { |
1739 | { | 1623 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNKNOWN_DIGEST); |
1740 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNKNOWN_DIGEST); | 1624 | al = SSL_AD_DECODE_ERROR; |
1741 | al=SSL_AD_DECODE_ERROR; | ||
1742 | goto f_err; | 1625 | goto f_err; |
1743 | } | 1626 | } |
1744 | #ifdef SSL_DEBUG | 1627 | #ifdef SSL_DEBUG |
1745 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); | 1628 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); |
1746 | #endif | 1629 | #endif |
1747 | p += 2; | 1630 | p += 2; |
1748 | n -= 2; | 1631 | n -= 2; |
1749 | } | 1632 | } else |
1750 | else | ||
1751 | md = EVP_sha1(); | 1633 | md = EVP_sha1(); |
1752 | |||
1753 | n2s(p,i); | ||
1754 | n-=2; | ||
1755 | j=EVP_PKEY_size(pkey); | ||
1756 | 1634 | ||
1757 | if ((i != n) || (n > j) || (n <= 0)) | 1635 | n2s(p, i); |
1758 | { | 1636 | n -= 2; |
1637 | j = EVP_PKEY_size(pkey); | ||
1638 | |||
1639 | if ((i != n) || (n > j) || (n <= 0)) { | ||
1759 | /* wrong packet length */ | 1640 | /* wrong packet length */ |
1760 | al=SSL_AD_DECODE_ERROR; | 1641 | al = SSL_AD_DECODE_ERROR; |
1761 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_WRONG_SIGNATURE_LENGTH); | 1642 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_WRONG_SIGNATURE_LENGTH); |
1762 | goto f_err; | 1643 | goto f_err; |
1763 | } | 1644 | } |
1764 | 1645 | ||
1765 | #ifndef OPENSSL_NO_RSA | 1646 | #ifndef OPENSSL_NO_RSA |
1766 | if (pkey->type == EVP_PKEY_RSA && TLS1_get_version(s) < TLS1_2_VERSION) | 1647 | if (pkey->type == EVP_PKEY_RSA && TLS1_get_version(s) < TLS1_2_VERSION) { |
1767 | { | ||
1768 | int num; | 1648 | int num; |
1769 | 1649 | ||
1770 | j=0; | 1650 | j = 0; |
1771 | q=md_buf; | 1651 | q = md_buf; |
1772 | for (num=2; num > 0; num--) | 1652 | for (num = 2; num > 0; num--) { |
1773 | { | ||
1774 | EVP_MD_CTX_set_flags(&md_ctx, | 1653 | EVP_MD_CTX_set_flags(&md_ctx, |
1775 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); | 1654 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); |
1776 | EVP_DigestInit_ex(&md_ctx,(num == 2) | 1655 | EVP_DigestInit_ex(&md_ctx,(num == 2) |
1777 | ?s->ctx->md5:s->ctx->sha1, NULL); | 1656 | ?s->ctx->md5 : s->ctx->sha1, NULL); |
1778 | EVP_DigestUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1657 | EVP_DigestUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1779 | EVP_DigestUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1658 | EVP_DigestUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1780 | EVP_DigestUpdate(&md_ctx,param,param_len); | 1659 | EVP_DigestUpdate(&md_ctx, param, param_len); |
1781 | EVP_DigestFinal_ex(&md_ctx,q,(unsigned int *)&i); | 1660 | EVP_DigestFinal_ex(&md_ctx, q,(unsigned int *)&i); |
1782 | q+=i; | 1661 | q += i; |
1783 | j+=i; | 1662 | j += i; |
1784 | } | 1663 | } |
1785 | i=RSA_verify(NID_md5_sha1, md_buf, j, p, n, | 1664 | i = RSA_verify(NID_md5_sha1, md_buf, j, p, n, |
1786 | pkey->pkey.rsa); | 1665 | pkey->pkey.rsa); |
1787 | if (i < 0) | 1666 | if (i < 0) { |
1788 | { | 1667 | al = SSL_AD_DECRYPT_ERROR; |
1789 | al=SSL_AD_DECRYPT_ERROR; | 1668 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_DECRYPT); |
1790 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); | ||
1791 | goto f_err; | 1669 | goto f_err; |
1792 | } | 1670 | } |
1793 | if (i == 0) | 1671 | if (i == 0) { |
1794 | { | ||
1795 | /* bad signature */ | 1672 | /* bad signature */ |
1796 | al=SSL_AD_DECRYPT_ERROR; | 1673 | al = SSL_AD_DECRYPT_ERROR; |
1797 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SIGNATURE); | 1674 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SIGNATURE); |
1798 | goto f_err; | 1675 | goto f_err; |
1799 | } | ||
1800 | } | 1676 | } |
1801 | else | 1677 | } else |
1802 | #endif | 1678 | #endif |
1803 | { | 1679 | { |
1804 | EVP_VerifyInit_ex(&md_ctx, md, NULL); | 1680 | EVP_VerifyInit_ex(&md_ctx, md, NULL); |
1805 | EVP_VerifyUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1681 | EVP_VerifyUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1806 | EVP_VerifyUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1682 | EVP_VerifyUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1807 | EVP_VerifyUpdate(&md_ctx,param,param_len); | 1683 | EVP_VerifyUpdate(&md_ctx, param, param_len); |
1808 | if (EVP_VerifyFinal(&md_ctx,p,(int)n,pkey) <= 0) | 1684 | if (EVP_VerifyFinal(&md_ctx, p,(int)n, pkey) <= 0) { |
1809 | { | ||
1810 | /* bad signature */ | 1685 | /* bad signature */ |
1811 | al=SSL_AD_DECRYPT_ERROR; | 1686 | al = SSL_AD_DECRYPT_ERROR; |
1812 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SIGNATURE); | 1687 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SIGNATURE); |
1813 | goto f_err; | 1688 | goto f_err; |
1814 | } | ||
1815 | } | 1689 | } |
1816 | } | 1690 | } |
1817 | else | 1691 | } else { |
1818 | { | ||
1819 | if (!(alg_a & SSL_aNULL) && !(alg_k & SSL_kPSK)) | 1692 | if (!(alg_a & SSL_aNULL) && !(alg_k & SSL_kPSK)) |
1820 | /* aNULL or kPSK do not need public keys */ | 1693 | /* aNULL or kPSK do not need public keys */ |
1821 | { | 1694 | { |
1822 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 1695 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1823 | goto err; | 1696 | goto err; |
1824 | } | 1697 | } |
1825 | /* still data left over */ | 1698 | /* still data left over */ |
1826 | if (n != 0) | 1699 | if (n != 0) { |
1827 | { | 1700 | al = SSL_AD_DECODE_ERROR; |
1828 | al=SSL_AD_DECODE_ERROR; | 1701 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_EXTRA_DATA_IN_MESSAGE); |
1829 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_EXTRA_DATA_IN_MESSAGE); | ||
1830 | goto f_err; | 1702 | goto f_err; |
1831 | } | ||
1832 | } | 1703 | } |
1704 | } | ||
1833 | EVP_PKEY_free(pkey); | 1705 | EVP_PKEY_free(pkey); |
1834 | EVP_MD_CTX_cleanup(&md_ctx); | 1706 | EVP_MD_CTX_cleanup(&md_ctx); |
1835 | return(1); | 1707 | return (1); |
1836 | f_err: | 1708 | f_err: |
1837 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1709 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1838 | err: | 1710 | err: |
1839 | EVP_PKEY_free(pkey); | 1711 | EVP_PKEY_free(pkey); |
1840 | #ifndef OPENSSL_NO_RSA | 1712 | #ifndef OPENSSL_NO_RSA |
@@ -1852,241 +1724,219 @@ err: | |||
1852 | EC_KEY_free(ecdh); | 1724 | EC_KEY_free(ecdh); |
1853 | #endif | 1725 | #endif |
1854 | EVP_MD_CTX_cleanup(&md_ctx); | 1726 | EVP_MD_CTX_cleanup(&md_ctx); |
1855 | return(-1); | 1727 | return (-1); |
1856 | } | 1728 | } |
1857 | 1729 | ||
1858 | int ssl3_get_certificate_request(SSL *s) | 1730 | int |
1859 | { | 1731 | ssl3_get_certificate_request(SSL *s) |
1860 | int ok,ret=0; | 1732 | { |
1861 | unsigned long n,nc,l; | 1733 | int ok, ret = 0; |
1862 | unsigned int llen, ctype_num,i; | 1734 | unsigned long n, nc, l; |
1863 | X509_NAME *xn=NULL; | 1735 | unsigned int llen, ctype_num, i; |
1864 | const unsigned char *p,*q; | 1736 | X509_NAME *xn = NULL; |
1737 | const unsigned char *p, *q; | ||
1865 | unsigned char *d; | 1738 | unsigned char *d; |
1866 | STACK_OF(X509_NAME) *ca_sk=NULL; | 1739 | STACK_OF(X509_NAME) *ca_sk = NULL; |
1867 | 1740 | ||
1868 | n=s->method->ssl_get_message(s, | 1741 | n = s->method->ssl_get_message(s, |
1869 | SSL3_ST_CR_CERT_REQ_A, | 1742 | SSL3_ST_CR_CERT_REQ_A, |
1870 | SSL3_ST_CR_CERT_REQ_B, | 1743 | SSL3_ST_CR_CERT_REQ_B, |
1871 | -1, | 1744 | -1, |
1872 | s->max_cert_list, | 1745 | s->max_cert_list, |
1873 | &ok); | 1746 | &ok); |
1874 | 1747 | ||
1875 | if (!ok) return((int)n); | 1748 | if (!ok) |
1749 | return ((int)n); | ||
1876 | 1750 | ||
1877 | s->s3->tmp.cert_req=0; | 1751 | s->s3->tmp.cert_req = 0; |
1878 | 1752 | ||
1879 | if (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE) | 1753 | if (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE) { |
1880 | { | 1754 | s->s3->tmp.reuse_message = 1; |
1881 | s->s3->tmp.reuse_message=1; | ||
1882 | /* If we get here we don't need any cached handshake records | 1755 | /* If we get here we don't need any cached handshake records |
1883 | * as we wont be doing client auth. | 1756 | * as we wont be doing client auth. |
1884 | */ | 1757 | */ |
1885 | if (s->s3->handshake_buffer) | 1758 | if (s->s3->handshake_buffer) { |
1886 | { | ||
1887 | if (!ssl3_digest_cached_records(s)) | 1759 | if (!ssl3_digest_cached_records(s)) |
1888 | goto err; | 1760 | goto err; |
1889 | } | ||
1890 | return(1); | ||
1891 | } | 1761 | } |
1762 | return (1); | ||
1763 | } | ||
1892 | 1764 | ||
1893 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_REQUEST) | 1765 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_REQUEST) { |
1894 | { | 1766 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
1895 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | 1767 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_WRONG_MESSAGE_TYPE); |
1896 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_WRONG_MESSAGE_TYPE); | ||
1897 | goto err; | 1768 | goto err; |
1898 | } | 1769 | } |
1899 | 1770 | ||
1900 | /* TLS does not like anon-DH with client cert */ | 1771 | /* TLS does not like anon-DH with client cert */ |
1901 | if (s->version > SSL3_VERSION) | 1772 | if (s->version > SSL3_VERSION) { |
1902 | { | 1773 | if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) { |
1903 | if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 1774 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
1904 | { | 1775 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER); |
1905 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | ||
1906 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER); | ||
1907 | goto err; | 1776 | goto err; |
1908 | } | ||
1909 | } | 1777 | } |
1778 | } | ||
1910 | 1779 | ||
1911 | p=d=(unsigned char *)s->init_msg; | 1780 | p = d=(unsigned char *)s->init_msg; |
1912 | 1781 | ||
1913 | if ((ca_sk=sk_X509_NAME_new(ca_dn_cmp)) == NULL) | 1782 | if ((ca_sk = sk_X509_NAME_new(ca_dn_cmp)) == NULL) { |
1914 | { | 1783 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_MALLOC_FAILURE); |
1915 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_MALLOC_FAILURE); | ||
1916 | goto err; | 1784 | goto err; |
1917 | } | 1785 | } |
1918 | 1786 | ||
1919 | /* get the certificate types */ | 1787 | /* get the certificate types */ |
1920 | ctype_num= *(p++); | 1788 | ctype_num= *(p++); |
1921 | if (ctype_num > SSL3_CT_NUMBER) | 1789 | if (ctype_num > SSL3_CT_NUMBER) |
1922 | ctype_num=SSL3_CT_NUMBER; | 1790 | ctype_num = SSL3_CT_NUMBER; |
1923 | for (i=0; i<ctype_num; i++) | 1791 | for (i = 0; i < ctype_num; i++) |
1924 | s->s3->tmp.ctype[i]= p[i]; | 1792 | s->s3->tmp.ctype[i] = p[i]; |
1925 | p+=ctype_num; | 1793 | p += ctype_num; |
1926 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1794 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1927 | { | ||
1928 | n2s(p, llen); | 1795 | n2s(p, llen); |
1929 | /* Check we have enough room for signature algorithms and | 1796 | /* Check we have enough room for signature algorithms and |
1930 | * following length value. | 1797 | * following length value. |
1931 | */ | 1798 | */ |
1932 | if ((unsigned long)(p - d + llen + 2) > n) | 1799 | if ((unsigned long)(p - d + llen + 2) > n) { |
1933 | { | 1800 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1934 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1801 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_DATA_LENGTH_TOO_LONG); |
1935 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_DATA_LENGTH_TOO_LONG); | ||
1936 | goto err; | 1802 | goto err; |
1937 | } | 1803 | } |
1938 | if ((llen & 1) || !tls1_process_sigalgs(s, p, llen)) | 1804 | if ((llen & 1) || !tls1_process_sigalgs(s, p, llen)) { |
1939 | { | 1805 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1940 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1806 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_SIGNATURE_ALGORITHMS_ERROR); |
1941 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_SIGNATURE_ALGORITHMS_ERROR); | ||
1942 | goto err; | 1807 | goto err; |
1943 | } | ||
1944 | p += llen; | ||
1945 | } | 1808 | } |
1809 | p += llen; | ||
1810 | } | ||
1946 | 1811 | ||
1947 | /* get the CA RDNs */ | 1812 | /* get the CA RDNs */ |
1948 | n2s(p,llen); | 1813 | n2s(p, llen); |
1949 | #if 0 | 1814 | #if 0 |
1950 | { | 1815 | { |
1951 | FILE *out; | 1816 | FILE *out; |
1952 | out=fopen("/tmp/vsign.der","w"); | 1817 | out = fopen("/tmp/vsign.der", "w"); |
1953 | fwrite(p,1,llen,out); | 1818 | fwrite(p, 1, llen, out); |
1954 | fclose(out); | 1819 | fclose(out); |
1955 | } | 1820 | } |
1956 | #endif | 1821 | #endif |
1957 | 1822 | ||
1958 | if ((unsigned long)(p - d + llen) != n) | 1823 | if ((unsigned long)(p - d + llen) != n) { |
1959 | { | 1824 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1960 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1825 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_LENGTH_MISMATCH); |
1961 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_LENGTH_MISMATCH); | ||
1962 | goto err; | 1826 | goto err; |
1963 | } | 1827 | } |
1964 | 1828 | ||
1965 | for (nc=0; nc<llen; ) | 1829 | for (nc = 0; nc < llen; ) { |
1966 | { | 1830 | n2s(p, l); |
1967 | n2s(p,l); | 1831 | if ((l + nc + 2) > llen) { |
1968 | if ((l+nc+2) > llen) | ||
1969 | { | ||
1970 | if ((s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) | 1832 | if ((s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) |
1971 | goto cont; /* netscape bugs */ | 1833 | goto cont; /* netscape bugs */ |
1972 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1834 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1973 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_CA_DN_TOO_LONG); | 1835 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_CA_DN_TOO_LONG); |
1974 | goto err; | 1836 | goto err; |
1975 | } | 1837 | } |
1976 | 1838 | ||
1977 | q=p; | 1839 | q = p; |
1978 | 1840 | ||
1979 | if ((xn=d2i_X509_NAME(NULL,&q,l)) == NULL) | 1841 | if ((xn = d2i_X509_NAME(NULL, &q, l)) == NULL) { |
1980 | { | ||
1981 | /* If netscape tolerance is on, ignore errors */ | 1842 | /* If netscape tolerance is on, ignore errors */ |
1982 | if (s->options & SSL_OP_NETSCAPE_CA_DN_BUG) | 1843 | if (s->options & SSL_OP_NETSCAPE_CA_DN_BUG) |
1983 | goto cont; | 1844 | goto cont; |
1984 | else | 1845 | else { |
1985 | { | 1846 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1986 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1847 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_ASN1_LIB); |
1987 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_ASN1_LIB); | ||
1988 | goto err; | 1848 | goto err; |
1989 | } | ||
1990 | } | 1849 | } |
1850 | } | ||
1991 | 1851 | ||
1992 | if (q != (p+l)) | 1852 | if (q != (p + l)) { |
1993 | { | 1853 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1994 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1854 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_CA_DN_LENGTH_MISMATCH); |
1995 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_CA_DN_LENGTH_MISMATCH); | ||
1996 | goto err; | 1855 | goto err; |
1997 | } | 1856 | } |
1998 | if (!sk_X509_NAME_push(ca_sk,xn)) | 1857 | if (!sk_X509_NAME_push(ca_sk, xn)) { |
1999 | { | 1858 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_MALLOC_FAILURE); |
2000 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_MALLOC_FAILURE); | ||
2001 | goto err; | 1859 | goto err; |
2002 | } | ||
2003 | |||
2004 | p+=l; | ||
2005 | nc+=l+2; | ||
2006 | } | 1860 | } |
2007 | 1861 | ||
2008 | if (0) | 1862 | p += l; |
2009 | { | 1863 | nc += l + 2; |
1864 | } | ||
1865 | |||
1866 | if (0) { | ||
2010 | cont: | 1867 | cont: |
2011 | ERR_clear_error(); | 1868 | ERR_clear_error(); |
2012 | } | 1869 | } |
2013 | 1870 | ||
2014 | /* we should setup a certificate to return.... */ | 1871 | /* we should setup a certificate to return.... */ |
2015 | s->s3->tmp.cert_req=1; | 1872 | s->s3->tmp.cert_req = 1; |
2016 | s->s3->tmp.ctype_num=ctype_num; | 1873 | s->s3->tmp.ctype_num = ctype_num; |
2017 | if (s->s3->tmp.ca_names != NULL) | 1874 | if (s->s3->tmp.ca_names != NULL) |
2018 | sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); | 1875 | sk_X509_NAME_pop_free(s->s3->tmp.ca_names, X509_NAME_free); |
2019 | s->s3->tmp.ca_names=ca_sk; | 1876 | s->s3->tmp.ca_names = ca_sk; |
2020 | ca_sk=NULL; | 1877 | ca_sk = NULL; |
2021 | 1878 | ||
2022 | ret=1; | 1879 | ret = 1; |
2023 | err: | 1880 | err: |
2024 | if (ca_sk != NULL) sk_X509_NAME_pop_free(ca_sk,X509_NAME_free); | 1881 | if (ca_sk != NULL) |
2025 | return(ret); | 1882 | sk_X509_NAME_pop_free(ca_sk, X509_NAME_free); |
2026 | } | 1883 | return (ret); |
1884 | } | ||
1885 | |||
1886 | static int | ||
1887 | ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b) | ||
1888 | { | ||
1889 | return (X509_NAME_cmp(*a, *b)); | ||
1890 | } | ||
2027 | 1891 | ||
2028 | static int ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b) | ||
2029 | { | ||
2030 | return(X509_NAME_cmp(*a,*b)); | ||
2031 | } | ||
2032 | #ifndef OPENSSL_NO_TLSEXT | 1892 | #ifndef OPENSSL_NO_TLSEXT |
2033 | int ssl3_get_new_session_ticket(SSL *s) | 1893 | int |
2034 | { | 1894 | ssl3_get_new_session_ticket(SSL *s) |
2035 | int ok,al,ret=0, ticklen; | 1895 | { |
1896 | int ok, al, ret = 0, ticklen; | ||
2036 | long n; | 1897 | long n; |
2037 | const unsigned char *p; | 1898 | const unsigned char *p; |
2038 | unsigned char *d; | 1899 | unsigned char *d; |
2039 | 1900 | ||
2040 | n=s->method->ssl_get_message(s, | 1901 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SESSION_TICKET_A, |
2041 | SSL3_ST_CR_SESSION_TICKET_A, | 1902 | SSL3_ST_CR_SESSION_TICKET_B, -1, 16384, &ok); |
2042 | SSL3_ST_CR_SESSION_TICKET_B, | ||
2043 | -1, | ||
2044 | 16384, | ||
2045 | &ok); | ||
2046 | |||
2047 | if (!ok) | 1903 | if (!ok) |
2048 | return((int)n); | 1904 | return ((int)n); |
2049 | 1905 | ||
2050 | if (s->s3->tmp.message_type == SSL3_MT_FINISHED) | 1906 | if (s->s3->tmp.message_type == SSL3_MT_FINISHED) { |
2051 | { | 1907 | s->s3->tmp.reuse_message = 1; |
2052 | s->s3->tmp.reuse_message=1; | 1908 | return (1); |
2053 | return(1); | 1909 | } |
2054 | } | 1910 | if (s->s3->tmp.message_type != SSL3_MT_NEWSESSION_TICKET) { |
2055 | if (s->s3->tmp.message_type != SSL3_MT_NEWSESSION_TICKET) | 1911 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2056 | { | 1912 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_BAD_MESSAGE_TYPE); |
2057 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2058 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_BAD_MESSAGE_TYPE); | ||
2059 | goto f_err; | 1913 | goto f_err; |
2060 | } | 1914 | } |
2061 | if (n < 6) | 1915 | if (n < 6) { |
2062 | { | ||
2063 | /* need at least ticket_lifetime_hint + ticket length */ | 1916 | /* need at least ticket_lifetime_hint + ticket length */ |
2064 | al = SSL_AD_DECODE_ERROR; | 1917 | al = SSL_AD_DECODE_ERROR; |
2065 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_LENGTH_MISMATCH); | 1918 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_LENGTH_MISMATCH); |
2066 | goto f_err; | 1919 | goto f_err; |
2067 | } | 1920 | } |
2068 | 1921 | ||
2069 | p=d=(unsigned char *)s->init_msg; | 1922 | p = d = (unsigned char *)s->init_msg; |
2070 | n2l(p, s->session->tlsext_tick_lifetime_hint); | 1923 | n2l(p, s->session->tlsext_tick_lifetime_hint); |
2071 | n2s(p, ticklen); | 1924 | n2s(p, ticklen); |
2072 | /* ticket_lifetime_hint + ticket_length + ticket */ | 1925 | /* ticket_lifetime_hint + ticket_length + ticket */ |
2073 | if (ticklen + 6 != n) | 1926 | if (ticklen + 6 != n) { |
2074 | { | ||
2075 | al = SSL_AD_DECODE_ERROR; | 1927 | al = SSL_AD_DECODE_ERROR; |
2076 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_LENGTH_MISMATCH); | 1928 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_LENGTH_MISMATCH); |
2077 | goto f_err; | 1929 | goto f_err; |
2078 | } | 1930 | } |
2079 | if (s->session->tlsext_tick) | 1931 | if (s->session->tlsext_tick) { |
2080 | { | ||
2081 | OPENSSL_free(s->session->tlsext_tick); | 1932 | OPENSSL_free(s->session->tlsext_tick); |
2082 | s->session->tlsext_ticklen = 0; | 1933 | s->session->tlsext_ticklen = 0; |
2083 | } | 1934 | } |
2084 | s->session->tlsext_tick = OPENSSL_malloc(ticklen); | 1935 | s->session->tlsext_tick = OPENSSL_malloc(ticklen); |
2085 | if (!s->session->tlsext_tick) | 1936 | if (!s->session->tlsext_tick) { |
2086 | { | 1937 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, ERR_R_MALLOC_FAILURE); |
2087 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,ERR_R_MALLOC_FAILURE); | ||
2088 | goto err; | 1938 | goto err; |
2089 | } | 1939 | } |
2090 | memcpy(s->session->tlsext_tick, p, ticklen); | 1940 | memcpy(s->session->tlsext_tick, p, ticklen); |
2091 | s->session->tlsext_ticklen = ticklen; | 1941 | s->session->tlsext_ticklen = ticklen; |
2092 | /* There are two ways to detect a resumed ticket sesion. | 1942 | /* There are two ways to detect a resumed ticket sesion. |
@@ -2105,122 +1955,116 @@ int ssl3_get_new_session_ticket(SSL *s) | |||
2105 | * ticket. | 1955 | * ticket. |
2106 | */ | 1956 | */ |
2107 | EVP_Digest(p, ticklen, | 1957 | EVP_Digest(p, ticklen, |
2108 | s->session->session_id, &s->session->session_id_length, | 1958 | s->session->session_id, &s->session->session_id_length, |
2109 | #ifndef OPENSSL_NO_SHA256 | 1959 | #ifndef OPENSSL_NO_SHA256 |
2110 | EVP_sha256(), NULL); | 1960 | EVP_sha256(), NULL); |
2111 | #else | 1961 | #else |
2112 | EVP_sha1(), NULL); | 1962 | EVP_sha1(), NULL); |
2113 | #endif | 1963 | #endif |
2114 | ret=1; | 1964 | ret = 1; |
2115 | return(ret); | 1965 | return (ret); |
2116 | f_err: | 1966 | f_err: |
2117 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1967 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2118 | err: | 1968 | err: |
2119 | return(-1); | 1969 | return (-1); |
2120 | } | 1970 | } |
2121 | 1971 | ||
2122 | int ssl3_get_cert_status(SSL *s) | 1972 | int |
2123 | { | 1973 | ssl3_get_cert_status(SSL *s) |
1974 | { | ||
2124 | int ok, al; | 1975 | int ok, al; |
2125 | unsigned long resplen,n; | 1976 | unsigned long resplen, n; |
2126 | const unsigned char *p; | 1977 | const unsigned char *p; |
2127 | 1978 | ||
2128 | n=s->method->ssl_get_message(s, | 1979 | n = s->method->ssl_get_message(s, |
2129 | SSL3_ST_CR_CERT_STATUS_A, | 1980 | SSL3_ST_CR_CERT_STATUS_A, |
2130 | SSL3_ST_CR_CERT_STATUS_B, | 1981 | SSL3_ST_CR_CERT_STATUS_B, |
2131 | SSL3_MT_CERTIFICATE_STATUS, | 1982 | SSL3_MT_CERTIFICATE_STATUS, |
2132 | 16384, | 1983 | 16384, |
2133 | &ok); | 1984 | &ok); |
2134 | 1985 | ||
2135 | if (!ok) return((int)n); | 1986 | if (!ok) |
2136 | if (n < 4) | 1987 | return ((int)n); |
2137 | { | 1988 | if (n < 4) { |
2138 | /* need at least status type + length */ | 1989 | /* need at least status type + length */ |
2139 | al = SSL_AD_DECODE_ERROR; | 1990 | al = SSL_AD_DECODE_ERROR; |
2140 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_LENGTH_MISMATCH); | 1991 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_LENGTH_MISMATCH); |
2141 | goto f_err; | 1992 | goto f_err; |
2142 | } | 1993 | } |
2143 | p = (unsigned char *)s->init_msg; | 1994 | p = (unsigned char *)s->init_msg; |
2144 | if (*p++ != TLSEXT_STATUSTYPE_ocsp) | 1995 | if (*p++ != TLSEXT_STATUSTYPE_ocsp) { |
2145 | { | ||
2146 | al = SSL_AD_DECODE_ERROR; | 1996 | al = SSL_AD_DECODE_ERROR; |
2147 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_UNSUPPORTED_STATUS_TYPE); | 1997 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_UNSUPPORTED_STATUS_TYPE); |
2148 | goto f_err; | 1998 | goto f_err; |
2149 | } | 1999 | } |
2150 | n2l3(p, resplen); | 2000 | n2l3(p, resplen); |
2151 | if (resplen + 4 != n) | 2001 | if (resplen + 4 != n) { |
2152 | { | ||
2153 | al = SSL_AD_DECODE_ERROR; | 2002 | al = SSL_AD_DECODE_ERROR; |
2154 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_LENGTH_MISMATCH); | 2003 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_LENGTH_MISMATCH); |
2155 | goto f_err; | 2004 | goto f_err; |
2156 | } | 2005 | } |
2157 | if (s->tlsext_ocsp_resp) | 2006 | if (s->tlsext_ocsp_resp) |
2158 | OPENSSL_free(s->tlsext_ocsp_resp); | 2007 | OPENSSL_free(s->tlsext_ocsp_resp); |
2159 | s->tlsext_ocsp_resp = BUF_memdup(p, resplen); | 2008 | s->tlsext_ocsp_resp = BUF_memdup(p, resplen); |
2160 | if (!s->tlsext_ocsp_resp) | 2009 | if (!s->tlsext_ocsp_resp) { |
2161 | { | ||
2162 | al = SSL_AD_INTERNAL_ERROR; | 2010 | al = SSL_AD_INTERNAL_ERROR; |
2163 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,ERR_R_MALLOC_FAILURE); | 2011 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, ERR_R_MALLOC_FAILURE); |
2164 | goto f_err; | 2012 | goto f_err; |
2165 | } | 2013 | } |
2166 | s->tlsext_ocsp_resplen = resplen; | 2014 | s->tlsext_ocsp_resplen = resplen; |
2167 | if (s->ctx->tlsext_status_cb) | 2015 | if (s->ctx->tlsext_status_cb) { |
2168 | { | ||
2169 | int ret; | 2016 | int ret; |
2170 | ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg); | 2017 | ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg); |
2171 | if (ret == 0) | 2018 | if (ret == 0) { |
2172 | { | ||
2173 | al = SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE; | 2019 | al = SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE; |
2174 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_INVALID_STATUS_RESPONSE); | 2020 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_INVALID_STATUS_RESPONSE); |
2175 | goto f_err; | 2021 | goto f_err; |
2176 | } | 2022 | } |
2177 | if (ret < 0) | 2023 | if (ret < 0) { |
2178 | { | ||
2179 | al = SSL_AD_INTERNAL_ERROR; | 2024 | al = SSL_AD_INTERNAL_ERROR; |
2180 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,ERR_R_MALLOC_FAILURE); | 2025 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, ERR_R_MALLOC_FAILURE); |
2181 | goto f_err; | 2026 | goto f_err; |
2182 | } | ||
2183 | } | 2027 | } |
2028 | } | ||
2184 | return 1; | 2029 | return 1; |
2185 | f_err: | 2030 | f_err: |
2186 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2031 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2187 | return(-1); | 2032 | return (-1); |
2188 | } | 2033 | } |
2189 | #endif | 2034 | #endif |
2190 | 2035 | ||
2191 | int ssl3_get_server_done(SSL *s) | 2036 | int |
2192 | { | 2037 | ssl3_get_server_done(SSL *s) |
2193 | int ok,ret=0; | 2038 | { |
2039 | int ok, ret = 0; | ||
2194 | long n; | 2040 | long n; |
2195 | 2041 | ||
2196 | n=s->method->ssl_get_message(s, | 2042 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SRVR_DONE_A, |
2197 | SSL3_ST_CR_SRVR_DONE_A, | 2043 | SSL3_ST_CR_SRVR_DONE_B, SSL3_MT_SERVER_DONE, |
2198 | SSL3_ST_CR_SRVR_DONE_B, | 2044 | 30, /* should be very small, like 0 :-) */ &ok); |
2199 | SSL3_MT_SERVER_DONE, | ||
2200 | 30, /* should be very small, like 0 :-) */ | ||
2201 | &ok); | ||
2202 | 2045 | ||
2203 | if (!ok) return((int)n); | 2046 | if (!ok) |
2204 | if (n > 0) | 2047 | return ((int)n); |
2205 | { | 2048 | if (n > 0) { |
2206 | /* should contain no data */ | 2049 | /* should contain no data */ |
2207 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 2050 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
2208 | SSLerr(SSL_F_SSL3_GET_SERVER_DONE,SSL_R_LENGTH_MISMATCH); | 2051 | SSLerr(SSL_F_SSL3_GET_SERVER_DONE, SSL_R_LENGTH_MISMATCH); |
2209 | return -1; | 2052 | return -1; |
2210 | } | ||
2211 | ret=1; | ||
2212 | return(ret); | ||
2213 | } | 2053 | } |
2054 | ret = 1; | ||
2055 | return (ret); | ||
2056 | } | ||
2214 | 2057 | ||
2215 | 2058 | ||
2216 | int ssl3_send_client_key_exchange(SSL *s) | 2059 | int |
2217 | { | 2060 | ssl3_send_client_key_exchange(SSL *s) |
2218 | unsigned char *p,*d; | 2061 | { |
2062 | unsigned char *p, *d; | ||
2219 | int n; | 2063 | int n; |
2220 | unsigned long alg_k; | 2064 | unsigned long alg_k; |
2221 | #ifndef OPENSSL_NO_RSA | 2065 | #ifndef OPENSSL_NO_RSA |
2222 | unsigned char *q; | 2066 | unsigned char *q; |
2223 | EVP_PKEY *pkey=NULL; | 2067 | EVP_PKEY *pkey = NULL; |
2224 | #endif | 2068 | #endif |
2225 | #ifndef OPENSSL_NO_KRB5 | 2069 | #ifndef OPENSSL_NO_KRB5 |
2226 | KSSL_ERR kssl_err; | 2070 | KSSL_ERR kssl_err; |
@@ -2234,77 +2078,73 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2234 | BN_CTX * bn_ctx = NULL; | 2078 | BN_CTX * bn_ctx = NULL; |
2235 | #endif | 2079 | #endif |
2236 | 2080 | ||
2237 | if (s->state == SSL3_ST_CW_KEY_EXCH_A) | 2081 | if (s->state == SSL3_ST_CW_KEY_EXCH_A) { |
2238 | { | 2082 | d = (unsigned char *)s->init_buf->data; |
2239 | d=(unsigned char *)s->init_buf->data; | 2083 | p = &(d[4]); |
2240 | p= &(d[4]); | ||
2241 | 2084 | ||
2242 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2085 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
2243 | 2086 | ||
2244 | /* Fool emacs indentation */ | 2087 | /* Fool emacs indentation */ |
2245 | if (0) {} | 2088 | if (0) { |
2089 | } | ||
2246 | #ifndef OPENSSL_NO_RSA | 2090 | #ifndef OPENSSL_NO_RSA |
2247 | else if (alg_k & SSL_kRSA) | 2091 | else if (alg_k & SSL_kRSA) { |
2248 | { | ||
2249 | RSA *rsa; | 2092 | RSA *rsa; |
2250 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; | 2093 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; |
2251 | 2094 | ||
2252 | if (s->session->sess_cert->peer_rsa_tmp != NULL) | 2095 | if (s->session->sess_cert->peer_rsa_tmp != NULL) |
2253 | rsa=s->session->sess_cert->peer_rsa_tmp; | 2096 | rsa = s->session->sess_cert->peer_rsa_tmp; |
2254 | else | 2097 | else { |
2255 | { | 2098 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
2256 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | ||
2257 | if ((pkey == NULL) || | 2099 | if ((pkey == NULL) || |
2258 | (pkey->type != EVP_PKEY_RSA) || | 2100 | (pkey->type != EVP_PKEY_RSA) || |
2259 | (pkey->pkey.rsa == NULL)) | 2101 | (pkey->pkey.rsa == NULL)) { |
2260 | { | 2102 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2261 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2262 | goto err; | 2103 | goto err; |
2263 | } | ||
2264 | rsa=pkey->pkey.rsa; | ||
2265 | EVP_PKEY_free(pkey); | ||
2266 | } | 2104 | } |
2267 | 2105 | rsa = pkey->pkey.rsa; | |
2268 | tmp_buf[0]=s->client_version>>8; | 2106 | EVP_PKEY_free(pkey); |
2269 | tmp_buf[1]=s->client_version&0xff; | 2107 | } |
2270 | if (RAND_bytes(&(tmp_buf[2]),sizeof tmp_buf-2) <= 0) | 2108 | |
2271 | goto err; | 2109 | tmp_buf[0] = s->client_version >> 8; |
2110 | tmp_buf[1] = s->client_version & 0xff; | ||
2111 | if (RAND_bytes(&(tmp_buf[2]), sizeof tmp_buf - 2) <= 0) | ||
2112 | goto err; | ||
2272 | 2113 | ||
2273 | s->session->master_key_length=sizeof tmp_buf; | 2114 | s->session->master_key_length = sizeof tmp_buf; |
2274 | 2115 | ||
2275 | q=p; | 2116 | q = p; |
2276 | /* Fix buf for TLS and beyond */ | 2117 | /* Fix buf for TLS and beyond */ |
2277 | if (s->version > SSL3_VERSION) | 2118 | if (s->version > SSL3_VERSION) |
2278 | p+=2; | 2119 | p += 2; |
2279 | n=RSA_public_encrypt(sizeof tmp_buf, | 2120 | n = RSA_public_encrypt(sizeof tmp_buf, |
2280 | tmp_buf,p,rsa,RSA_PKCS1_PADDING); | 2121 | tmp_buf, p, rsa, RSA_PKCS1_PADDING); |
2281 | #ifdef PKCS1_CHECK | 2122 | #ifdef PKCS1_CHECK |
2282 | if (s->options & SSL_OP_PKCS1_CHECK_1) p[1]++; | 2123 | if (s->options & SSL_OP_PKCS1_CHECK_1) |
2283 | if (s->options & SSL_OP_PKCS1_CHECK_2) tmp_buf[0]=0x70; | 2124 | p[1]++; |
2125 | if (s->options & SSL_OP_PKCS1_CHECK_2) | ||
2126 | tmp_buf[0] = 0x70; | ||
2284 | #endif | 2127 | #endif |
2285 | if (n <= 0) | 2128 | if (n <= 0) { |
2286 | { | 2129 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_BAD_RSA_ENCRYPT); |
2287 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_ENCRYPT); | ||
2288 | goto err; | 2130 | goto err; |
2289 | } | 2131 | } |
2290 | 2132 | ||
2291 | /* Fix buf for TLS and beyond */ | 2133 | /* Fix buf for TLS and beyond */ |
2292 | if (s->version > SSL3_VERSION) | 2134 | if (s->version > SSL3_VERSION) { |
2293 | { | 2135 | s2n(n, q); |
2294 | s2n(n,q); | 2136 | n += 2; |
2295 | n+=2; | ||
2296 | } | ||
2297 | |||
2298 | s->session->master_key_length= | ||
2299 | s->method->ssl3_enc->generate_master_secret(s, | ||
2300 | s->session->master_key, | ||
2301 | tmp_buf,sizeof tmp_buf); | ||
2302 | OPENSSL_cleanse(tmp_buf,sizeof tmp_buf); | ||
2303 | } | 2137 | } |
2138 | |||
2139 | s->session->master_key_length = | ||
2140 | s->method->ssl3_enc->generate_master_secret( | ||
2141 | s, s->session->master_key, tmp_buf, | ||
2142 | sizeof tmp_buf); | ||
2143 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); | ||
2144 | } | ||
2304 | #endif | 2145 | #endif |
2305 | #ifndef OPENSSL_NO_KRB5 | 2146 | #ifndef OPENSSL_NO_KRB5 |
2306 | else if (alg_k & SSL_kKRB5) | 2147 | else if (alg_k & SSL_kKRB5) { |
2307 | { | ||
2308 | krb5_error_code krb5rc; | 2148 | krb5_error_code krb5rc; |
2309 | KSSL_CTX *kssl_ctx = s->kssl_ctx; | 2149 | KSSL_CTX *kssl_ctx = s->kssl_ctx; |
2310 | /* krb5_data krb5_ap_req; */ | 2150 | /* krb5_data krb5_ap_req; */ |
@@ -2314,43 +2154,43 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2314 | const EVP_CIPHER *enc = NULL; | 2154 | const EVP_CIPHER *enc = NULL; |
2315 | unsigned char iv[EVP_MAX_IV_LENGTH]; | 2155 | unsigned char iv[EVP_MAX_IV_LENGTH]; |
2316 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; | 2156 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; |
2317 | unsigned char epms[SSL_MAX_MASTER_KEY_LENGTH | 2157 | unsigned char epms[SSL_MAX_MASTER_KEY_LENGTH |
2318 | + EVP_MAX_IV_LENGTH]; | 2158 | + EVP_MAX_IV_LENGTH]; |
2319 | int padl, outl = sizeof(epms); | 2159 | int padl, outl = sizeof(epms); |
2320 | 2160 | ||
2321 | EVP_CIPHER_CTX_init(&ciph_ctx); | 2161 | EVP_CIPHER_CTX_init(&ciph_ctx); |
2322 | 2162 | ||
2323 | #ifdef KSSL_DEBUG | 2163 | #ifdef KSSL_DEBUG |
2324 | printf("ssl3_send_client_key_exchange(%lx & %lx)\n", | 2164 | printf("ssl3_send_client_key_exchange(%lx & %lx)\n", |
2325 | alg_k, SSL_kKRB5); | 2165 | alg_k, SSL_kKRB5); |
2326 | #endif /* KSSL_DEBUG */ | 2166 | #endif /* KSSL_DEBUG */ |
2327 | 2167 | ||
2328 | authp = NULL; | 2168 | authp = NULL; |
2329 | #ifdef KRB5SENDAUTH | 2169 | #ifdef KRB5SENDAUTH |
2330 | if (KRB5SENDAUTH) authp = &authenticator; | 2170 | if (KRB5SENDAUTH) |
2171 | authp = &authenticator; | ||
2331 | #endif /* KRB5SENDAUTH */ | 2172 | #endif /* KRB5SENDAUTH */ |
2332 | 2173 | ||
2333 | krb5rc = kssl_cget_tkt(kssl_ctx, &enc_ticket, authp, | 2174 | krb5rc = kssl_cget_tkt(kssl_ctx, &enc_ticket, |
2334 | &kssl_err); | 2175 | authp, &kssl_err); |
2335 | enc = kssl_map_enc(kssl_ctx->enctype); | 2176 | enc = kssl_map_enc(kssl_ctx->enctype); |
2336 | if (enc == NULL) | 2177 | if (enc == NULL) |
2337 | goto err; | 2178 | goto err; |
2338 | #ifdef KSSL_DEBUG | 2179 | #ifdef KSSL_DEBUG |
2339 | { | 2180 | { |
2340 | printf("kssl_cget_tkt rtn %d\n", krb5rc); | 2181 | printf("kssl_cget_tkt rtn %d\n", krb5rc); |
2341 | if (krb5rc && kssl_err.text) | 2182 | if (krb5rc && kssl_err.text) |
2342 | printf("kssl_cget_tkt kssl_err=%s\n", kssl_err.text); | 2183 | printf("kssl_cget_tkt kssl_err=%s\n", kssl_err.text); |
2343 | } | 2184 | } |
2344 | #endif /* KSSL_DEBUG */ | 2185 | #endif /* KSSL_DEBUG */ |
2345 | 2186 | ||
2346 | if (krb5rc) | 2187 | if (krb5rc) { |
2347 | { | 2188 | ssl3_send_alert(s, SSL3_AL_FATAL, |
2348 | ssl3_send_alert(s,SSL3_AL_FATAL, | 2189 | SSL_AD_HANDSHAKE_FAILURE); |
2349 | SSL_AD_HANDSHAKE_FAILURE); | ||
2350 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2190 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2351 | kssl_err.reason); | 2191 | kssl_err.reason); |
2352 | goto err; | 2192 | goto err; |
2353 | } | 2193 | } |
2354 | 2194 | ||
2355 | /* 20010406 VRS - Earlier versions used KRB5 AP_REQ | 2195 | /* 20010406 VRS - Earlier versions used KRB5 AP_REQ |
2356 | ** in place of RFC 2712 KerberosWrapper, as in: | 2196 | ** in place of RFC 2712 KerberosWrapper, as in: |
@@ -2372,32 +2212,29 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2372 | */ | 2212 | */ |
2373 | 2213 | ||
2374 | /* KerberosWrapper.Ticket */ | 2214 | /* KerberosWrapper.Ticket */ |
2375 | s2n(enc_ticket->length,p); | 2215 | s2n(enc_ticket->length, p); |
2376 | memcpy(p, enc_ticket->data, enc_ticket->length); | 2216 | memcpy(p, enc_ticket->data, enc_ticket->length); |
2377 | p+= enc_ticket->length; | 2217 | p += enc_ticket->length; |
2378 | n = enc_ticket->length + 2; | 2218 | n = enc_ticket->length + 2; |
2379 | 2219 | ||
2380 | /* KerberosWrapper.Authenticator */ | 2220 | /* KerberosWrapper.Authenticator */ |
2381 | if (authp && authp->length) | 2221 | if (authp && authp->length) { |
2382 | { | 2222 | s2n(authp->length, p); |
2383 | s2n(authp->length,p); | ||
2384 | memcpy(p, authp->data, authp->length); | 2223 | memcpy(p, authp->data, authp->length); |
2385 | p+= authp->length; | 2224 | p += authp->length; |
2386 | n+= authp->length + 2; | 2225 | n += authp->length + 2; |
2387 | 2226 | ||
2388 | free(authp->data); | 2227 | free(authp->data); |
2389 | authp->data = NULL; | 2228 | authp->data = NULL; |
2390 | authp->length = 0; | 2229 | authp->length = 0; |
2391 | } | 2230 | } else { |
2392 | else | ||
2393 | { | ||
2394 | s2n(0,p);/* null authenticator length */ | 2231 | s2n(0,p);/* null authenticator length */ |
2395 | n+=2; | 2232 | n += 2; |
2396 | } | 2233 | } |
2397 | 2234 | ||
2398 | tmp_buf[0]=s->client_version>>8; | 2235 | tmp_buf[0] = s->client_version >> 8; |
2399 | tmp_buf[1]=s->client_version&0xff; | 2236 | tmp_buf[1] = s->client_version&0xff; |
2400 | if (RAND_bytes(&(tmp_buf[2]),sizeof tmp_buf-2) <= 0) | 2237 | if (RAND_bytes(&(tmp_buf[2]), sizeof tmp_buf - 2) <= 0) |
2401 | goto err; | 2238 | goto err; |
2402 | 2239 | ||
2403 | /* 20010420 VRS. Tried it this way; failed. | 2240 | /* 20010420 VRS. Tried it this way; failed. |
@@ -2407,104 +2244,97 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2407 | ** EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv); | 2244 | ** EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv); |
2408 | */ | 2245 | */ |
2409 | 2246 | ||
2410 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ | 2247 | memset(iv, 0, sizeof iv); |
2411 | EVP_EncryptInit_ex(&ciph_ctx,enc, NULL, | 2248 | /* per RFC 1510 */ |
2412 | kssl_ctx->key,iv); | 2249 | EVP_EncryptInit_ex(&ciph_ctx, enc, NULL, |
2413 | EVP_EncryptUpdate(&ciph_ctx,epms,&outl,tmp_buf, | 2250 | kssl_ctx->key, iv); |
2414 | sizeof tmp_buf); | 2251 | EVP_EncryptUpdate(&ciph_ctx, epms, &outl, tmp_buf, |
2415 | EVP_EncryptFinal_ex(&ciph_ctx,&(epms[outl]),&padl); | 2252 | sizeof tmp_buf); |
2253 | EVP_EncryptFinal_ex(&ciph_ctx, &(epms[outl]), &padl); | ||
2416 | outl += padl; | 2254 | outl += padl; |
2417 | if (outl > (int)sizeof epms) | 2255 | if (outl > (int)sizeof epms) { |
2418 | { | ||
2419 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 2256 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2420 | goto err; | 2257 | goto err; |
2421 | } | 2258 | } |
2422 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); | 2259 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); |
2423 | 2260 | ||
2424 | /* KerberosWrapper.EncryptedPreMasterSecret */ | 2261 | /* KerberosWrapper.EncryptedPreMasterSecret */ |
2425 | s2n(outl,p); | 2262 | s2n(outl, p); |
2426 | memcpy(p, epms, outl); | 2263 | memcpy(p, epms, outl); |
2427 | p+=outl; | 2264 | p += outl; |
2428 | n+=outl + 2; | 2265 | n += outl + 2; |
2429 | 2266 | ||
2430 | s->session->master_key_length= | 2267 | s->session->master_key_length = |
2431 | s->method->ssl3_enc->generate_master_secret(s, | 2268 | s->method->ssl3_enc->generate_master_secret(s, |
2432 | s->session->master_key, | 2269 | s->session->master_key, |
2433 | tmp_buf, sizeof tmp_buf); | 2270 | tmp_buf, sizeof tmp_buf); |
2434 | 2271 | ||
2435 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); | 2272 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); |
2436 | OPENSSL_cleanse(epms, outl); | 2273 | OPENSSL_cleanse(epms, outl); |
2437 | } | 2274 | } |
2438 | #endif | 2275 | #endif |
2439 | #ifndef OPENSSL_NO_DH | 2276 | #ifndef OPENSSL_NO_DH |
2440 | else if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 2277 | else if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
2441 | { | 2278 | DH *dh_srvr, *dh_clnt; |
2442 | DH *dh_srvr,*dh_clnt; | ||
2443 | 2279 | ||
2444 | if (s->session->sess_cert == NULL) | 2280 | if (s->session->sess_cert == NULL) { |
2445 | { | 2281 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
2446 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | 2282 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE); |
2447 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE); | ||
2448 | goto err; | 2283 | goto err; |
2449 | } | 2284 | } |
2450 | 2285 | ||
2451 | if (s->session->sess_cert->peer_dh_tmp != NULL) | 2286 | if (s->session->sess_cert->peer_dh_tmp != NULL) |
2452 | dh_srvr=s->session->sess_cert->peer_dh_tmp; | 2287 | dh_srvr = s->session->sess_cert->peer_dh_tmp; |
2453 | else | 2288 | else { |
2454 | { | ||
2455 | /* we get them from the cert */ | 2289 | /* we get them from the cert */ |
2456 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 2290 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
2457 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNABLE_TO_FIND_DH_PARAMETERS); | 2291 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_UNABLE_TO_FIND_DH_PARAMETERS); |
2458 | goto err; | 2292 | goto err; |
2459 | } | 2293 | } |
2460 | 2294 | ||
2461 | /* generate a new random key */ | 2295 | /* generate a new random key */ |
2462 | if ((dh_clnt=DHparams_dup(dh_srvr)) == NULL) | 2296 | if ((dh_clnt = DHparams_dup(dh_srvr)) == NULL) { |
2463 | { | 2297 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2464 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2465 | goto err; | 2298 | goto err; |
2466 | } | 2299 | } |
2467 | if (!DH_generate_key(dh_clnt)) | 2300 | if (!DH_generate_key(dh_clnt)) { |
2468 | { | 2301 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2469 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2470 | DH_free(dh_clnt); | 2302 | DH_free(dh_clnt); |
2471 | goto err; | 2303 | goto err; |
2472 | } | 2304 | } |
2473 | 2305 | ||
2474 | /* use the 'p' output buffer for the DH key, but | 2306 | /* use the 'p' output buffer for the DH key, but |
2475 | * make sure to clear it out afterwards */ | 2307 | * make sure to clear it out afterwards */ |
2476 | 2308 | ||
2477 | n=DH_compute_key(p,dh_srvr->pub_key,dh_clnt); | 2309 | n = DH_compute_key(p, dh_srvr->pub_key, dh_clnt); |
2478 | 2310 | ||
2479 | if (n <= 0) | 2311 | if (n <= 0) { |
2480 | { | 2312 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2481 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2482 | DH_free(dh_clnt); | 2313 | DH_free(dh_clnt); |
2483 | goto err; | 2314 | goto err; |
2484 | } | 2315 | } |
2485 | 2316 | ||
2486 | /* generate master key from the result */ | 2317 | /* generate master key from the result */ |
2487 | s->session->master_key_length= | 2318 | s->session->master_key_length = |
2488 | s->method->ssl3_enc->generate_master_secret(s, | 2319 | s->method->ssl3_enc->generate_master_secret(s, |
2489 | s->session->master_key,p,n); | 2320 | s->session->master_key, p, n); |
2490 | /* clean up */ | 2321 | /* clean up */ |
2491 | memset(p,0,n); | 2322 | memset(p, 0, n); |
2492 | 2323 | ||
2493 | /* send off the data */ | 2324 | /* send off the data */ |
2494 | n=BN_num_bytes(dh_clnt->pub_key); | 2325 | n = BN_num_bytes(dh_clnt->pub_key); |
2495 | s2n(n,p); | 2326 | s2n(n, p); |
2496 | BN_bn2bin(dh_clnt->pub_key,p); | 2327 | BN_bn2bin(dh_clnt->pub_key, p); |
2497 | n+=2; | 2328 | n += 2; |
2498 | 2329 | ||
2499 | DH_free(dh_clnt); | 2330 | DH_free(dh_clnt); |
2500 | 2331 | ||
2501 | /* perhaps clean things up a bit EAY EAY EAY EAY*/ | 2332 | /* perhaps clean things up a bit EAY EAY EAY EAY*/ |
2502 | } | 2333 | } |
2503 | #endif | 2334 | #endif |
2504 | 2335 | ||
2505 | #ifndef OPENSSL_NO_ECDH | 2336 | #ifndef OPENSSL_NO_ECDH |
2506 | else if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) | 2337 | else if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) { |
2507 | { | ||
2508 | const EC_GROUP *srvr_group = NULL; | 2338 | const EC_GROUP *srvr_group = NULL; |
2509 | EC_KEY *tkey; | 2339 | EC_KEY *tkey; |
2510 | int ecdh_clnt_cert = 0; | 2340 | int ecdh_clnt_cert = 0; |
@@ -2515,8 +2345,7 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2515 | * computation as part of client certificate? | 2345 | * computation as part of client certificate? |
2516 | * If so, set ecdh_clnt_cert to 1. | 2346 | * If so, set ecdh_clnt_cert to 1. |
2517 | */ | 2347 | */ |
2518 | if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->cert != NULL)) | 2348 | if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->cert != NULL)) { |
2519 | { | ||
2520 | /* XXX: For now, we do not support client | 2349 | /* XXX: For now, we do not support client |
2521 | * authentication using ECDH certificates. | 2350 | * authentication using ECDH certificates. |
2522 | * To add such support, one needs to add | 2351 | * To add such support, one needs to add |
@@ -2536,52 +2365,44 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2536 | * EVP_PKEY_EC) && ...) | 2365 | * EVP_PKEY_EC) && ...) |
2537 | * ecdh_clnt_cert = 1; | 2366 | * ecdh_clnt_cert = 1; |
2538 | */ | 2367 | */ |
2539 | } | 2368 | } |
2540 | 2369 | ||
2541 | if (s->session->sess_cert->peer_ecdh_tmp != NULL) | 2370 | if (s->session->sess_cert->peer_ecdh_tmp != NULL) { |
2542 | { | ||
2543 | tkey = s->session->sess_cert->peer_ecdh_tmp; | 2371 | tkey = s->session->sess_cert->peer_ecdh_tmp; |
2544 | } | 2372 | } else { |
2545 | else | ||
2546 | { | ||
2547 | /* Get the Server Public Key from Cert */ | 2373 | /* Get the Server Public Key from Cert */ |
2548 | srvr_pub_pkey = X509_get_pubkey(s->session-> \ | 2374 | srvr_pub_pkey = X509_get_pubkey(s->session-> \ |
2549 | sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); | 2375 | sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); |
2550 | if ((srvr_pub_pkey == NULL) || | 2376 | if ((srvr_pub_pkey == NULL) || |
2551 | (srvr_pub_pkey->type != EVP_PKEY_EC) || | 2377 | (srvr_pub_pkey->type != EVP_PKEY_EC) || |
2552 | (srvr_pub_pkey->pkey.ec == NULL)) | 2378 | (srvr_pub_pkey->pkey.ec == NULL)) { |
2553 | { | ||
2554 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2379 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2555 | ERR_R_INTERNAL_ERROR); | 2380 | ERR_R_INTERNAL_ERROR); |
2556 | goto err; | 2381 | goto err; |
2557 | } | 2382 | } |
2558 | 2383 | ||
2559 | tkey = srvr_pub_pkey->pkey.ec; | 2384 | tkey = srvr_pub_pkey->pkey.ec; |
2560 | } | 2385 | } |
2561 | 2386 | ||
2562 | srvr_group = EC_KEY_get0_group(tkey); | 2387 | srvr_group = EC_KEY_get0_group(tkey); |
2563 | srvr_ecpoint = EC_KEY_get0_public_key(tkey); | 2388 | srvr_ecpoint = EC_KEY_get0_public_key(tkey); |
2564 | 2389 | ||
2565 | if ((srvr_group == NULL) || (srvr_ecpoint == NULL)) | 2390 | if ((srvr_group == NULL) || (srvr_ecpoint == NULL)) { |
2566 | { | ||
2567 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2391 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2568 | ERR_R_INTERNAL_ERROR); | 2392 | ERR_R_INTERNAL_ERROR); |
2569 | goto err; | 2393 | goto err; |
2570 | } | 2394 | } |
2571 | 2395 | ||
2572 | if ((clnt_ecdh=EC_KEY_new()) == NULL) | 2396 | if ((clnt_ecdh = EC_KEY_new()) == NULL) { |
2573 | { | 2397 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2574 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2575 | goto err; | 2398 | goto err; |
2576 | } | 2399 | } |
2577 | 2400 | ||
2578 | if (!EC_KEY_set_group(clnt_ecdh, srvr_group)) | 2401 | if (!EC_KEY_set_group(clnt_ecdh, srvr_group)) { |
2579 | { | 2402 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_EC_LIB); |
2580 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
2581 | goto err; | 2403 | goto err; |
2582 | } | 2404 | } |
2583 | if (ecdh_clnt_cert) | 2405 | if (ecdh_clnt_cert) { |
2584 | { | ||
2585 | /* Reuse key info from our certificate | 2406 | /* Reuse key info from our certificate |
2586 | * We only need our private key to perform | 2407 | * We only need our private key to perform |
2587 | * the ECDH computation. | 2408 | * the ECDH computation. |
@@ -2589,581 +2410,529 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2589 | const BIGNUM *priv_key; | 2410 | const BIGNUM *priv_key; |
2590 | tkey = s->cert->key->privatekey->pkey.ec; | 2411 | tkey = s->cert->key->privatekey->pkey.ec; |
2591 | priv_key = EC_KEY_get0_private_key(tkey); | 2412 | priv_key = EC_KEY_get0_private_key(tkey); |
2592 | if (priv_key == NULL) | 2413 | if (priv_key == NULL) { |
2593 | { | 2414 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2594 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2595 | goto err; | 2415 | goto err; |
2596 | } | 2416 | } |
2597 | if (!EC_KEY_set_private_key(clnt_ecdh, priv_key)) | 2417 | if (!EC_KEY_set_private_key(clnt_ecdh, priv_key)) { |
2598 | { | 2418 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_EC_LIB); |
2599 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
2600 | goto err; | 2419 | goto err; |
2601 | } | ||
2602 | } | 2420 | } |
2603 | else | 2421 | } else { |
2604 | { | ||
2605 | /* Generate a new ECDH key pair */ | 2422 | /* Generate a new ECDH key pair */ |
2606 | if (!(EC_KEY_generate_key(clnt_ecdh))) | 2423 | if (!(EC_KEY_generate_key(clnt_ecdh))) { |
2607 | { | ||
2608 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_ECDH_LIB); | 2424 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
2609 | goto err; | 2425 | goto err; |
2610 | } | ||
2611 | } | 2426 | } |
2427 | } | ||
2612 | 2428 | ||
2613 | /* use the 'p' output buffer for the ECDH key, but | 2429 | /* use the 'p' output buffer for the ECDH key, but |
2614 | * make sure to clear it out afterwards | 2430 | * make sure to clear it out afterwards |
2615 | */ | 2431 | */ |
2616 | 2432 | ||
2617 | field_size = EC_GROUP_get_degree(srvr_group); | 2433 | field_size = EC_GROUP_get_degree(srvr_group); |
2618 | if (field_size <= 0) | 2434 | if (field_size <= 0) { |
2619 | { | 2435 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2620 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2436 | ERR_R_ECDH_LIB); |
2621 | ERR_R_ECDH_LIB); | ||
2622 | goto err; | 2437 | goto err; |
2623 | } | 2438 | } |
2624 | n=ECDH_compute_key(p, (field_size+7)/8, srvr_ecpoint, clnt_ecdh, NULL); | 2439 | n = ECDH_compute_key(p, (field_size + 7)/8, srvr_ecpoint, clnt_ecdh, NULL); |
2625 | if (n <= 0) | 2440 | if (n <= 0) { |
2626 | { | 2441 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2627 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2442 | ERR_R_ECDH_LIB); |
2628 | ERR_R_ECDH_LIB); | ||
2629 | goto err; | 2443 | goto err; |
2630 | } | 2444 | } |
2631 | 2445 | ||
2632 | /* generate master key from the result */ | 2446 | /* generate master key from the result */ |
2633 | s->session->master_key_length = s->method->ssl3_enc \ | 2447 | s->session->master_key_length = s->method->ssl3_enc \ |
2634 | -> generate_master_secret(s, | 2448 | -> generate_master_secret(s, |
2635 | s->session->master_key, | 2449 | s->session->master_key, |
2636 | p, n); | 2450 | p, n); |
2637 | 2451 | ||
2638 | memset(p, 0, n); /* clean up */ | 2452 | memset(p, 0, n); /* clean up */ |
2639 | 2453 | ||
2640 | if (ecdh_clnt_cert) | 2454 | if (ecdh_clnt_cert) { |
2641 | { | ||
2642 | /* Send empty client key exch message */ | 2455 | /* Send empty client key exch message */ |
2643 | n = 0; | 2456 | n = 0; |
2644 | } | 2457 | } else { |
2645 | else | ||
2646 | { | ||
2647 | /* First check the size of encoding and | 2458 | /* First check the size of encoding and |
2648 | * allocate memory accordingly. | 2459 | * allocate memory accordingly. |
2649 | */ | 2460 | */ |
2650 | encoded_pt_len = | 2461 | encoded_pt_len = |
2651 | EC_POINT_point2oct(srvr_group, | 2462 | EC_POINT_point2oct(srvr_group, |
2652 | EC_KEY_get0_public_key(clnt_ecdh), | 2463 | EC_KEY_get0_public_key(clnt_ecdh), |
2653 | POINT_CONVERSION_UNCOMPRESSED, | 2464 | POINT_CONVERSION_UNCOMPRESSED, |
2654 | NULL, 0, NULL); | 2465 | NULL, 0, NULL); |
2655 | 2466 | ||
2656 | encodedPoint = (unsigned char *) | 2467 | encodedPoint = |
2657 | OPENSSL_malloc(encoded_pt_len * | 2468 | (unsigned char *)OPENSSL_malloc( |
2658 | sizeof(unsigned char)); | 2469 | encoded_pt_len * sizeof(unsigned char)); |
2470 | |||
2659 | bn_ctx = BN_CTX_new(); | 2471 | bn_ctx = BN_CTX_new(); |
2660 | if ((encodedPoint == NULL) || | 2472 | if ((encodedPoint == NULL) || |
2661 | (bn_ctx == NULL)) | 2473 | (bn_ctx == NULL)) { |
2662 | { | 2474 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2663 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2664 | goto err; | 2475 | goto err; |
2665 | } | 2476 | } |
2666 | 2477 | ||
2667 | /* Encode the public key */ | 2478 | /* Encode the public key */ |
2668 | n = EC_POINT_point2oct(srvr_group, | 2479 | n = EC_POINT_point2oct(srvr_group, |
2669 | EC_KEY_get0_public_key(clnt_ecdh), | 2480 | EC_KEY_get0_public_key(clnt_ecdh), |
2670 | POINT_CONVERSION_UNCOMPRESSED, | 2481 | POINT_CONVERSION_UNCOMPRESSED, |
2671 | encodedPoint, encoded_pt_len, bn_ctx); | 2482 | encodedPoint, encoded_pt_len, bn_ctx); |
2672 | 2483 | ||
2673 | *p = n; /* length of encoded point */ | 2484 | *p = n; /* length of encoded point */ |
2674 | /* Encoded point will be copied here */ | 2485 | /* Encoded point will be copied here */ |
2675 | p += 1; | 2486 | p += 1; |
2487 | |||
2676 | /* copy the point */ | 2488 | /* copy the point */ |
2677 | memcpy((unsigned char *)p, encodedPoint, n); | 2489 | memcpy((unsigned char *)p, encodedPoint, n); |
2678 | /* increment n to account for length field */ | 2490 | /* increment n to account for length field */ |
2679 | n += 1; | 2491 | n += 1; |
2680 | } | 2492 | |
2493 | } | ||
2681 | 2494 | ||
2682 | /* Free allocated memory */ | 2495 | /* Free allocated memory */ |
2683 | BN_CTX_free(bn_ctx); | 2496 | BN_CTX_free(bn_ctx); |
2684 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 2497 | if (encodedPoint != NULL) |
2685 | if (clnt_ecdh != NULL) | 2498 | OPENSSL_free(encodedPoint); |
2686 | EC_KEY_free(clnt_ecdh); | 2499 | if (clnt_ecdh != NULL) |
2500 | EC_KEY_free(clnt_ecdh); | ||
2687 | EVP_PKEY_free(srvr_pub_pkey); | 2501 | EVP_PKEY_free(srvr_pub_pkey); |
2688 | } | 2502 | } |
2689 | #endif /* !OPENSSL_NO_ECDH */ | 2503 | #endif /* !OPENSSL_NO_ECDH */ |
2690 | else if (alg_k & SSL_kGOST) | 2504 | else if (alg_k & SSL_kGOST) { |
2691 | { | ||
2692 | /* GOST key exchange message creation */ | 2505 | /* GOST key exchange message creation */ |
2693 | EVP_PKEY_CTX *pkey_ctx; | 2506 | EVP_PKEY_CTX *pkey_ctx; |
2694 | X509 *peer_cert; | 2507 | X509 *peer_cert; |
2508 | |||
2695 | size_t msglen; | 2509 | size_t msglen; |
2696 | unsigned int md_len; | 2510 | unsigned int md_len; |
2697 | int keytype; | 2511 | int keytype; |
2698 | unsigned char premaster_secret[32],shared_ukm[32], tmp[256]; | 2512 | unsigned char premaster_secret[32], shared_ukm[32], tmp[256]; |
2699 | EVP_MD_CTX *ukm_hash; | 2513 | EVP_MD_CTX *ukm_hash; |
2700 | EVP_PKEY *pub_key; | 2514 | EVP_PKEY *pub_key; |
2701 | 2515 | ||
2702 | /* Get server sertificate PKEY and create ctx from it */ | 2516 | /* Get server sertificate PKEY and create ctx from it */ |
2703 | peer_cert=s->session->sess_cert->peer_pkeys[(keytype=SSL_PKEY_GOST01)].x509; | 2517 | peer_cert = s->session->sess_cert->peer_pkeys[(keytype = SSL_PKEY_GOST01)].x509; |
2704 | if (!peer_cert) | 2518 | if (!peer_cert) |
2705 | peer_cert=s->session->sess_cert->peer_pkeys[(keytype=SSL_PKEY_GOST94)].x509; | 2519 | peer_cert = s->session->sess_cert->peer_pkeys[(keytype = SSL_PKEY_GOST94)].x509; |
2706 | if (!peer_cert) { | 2520 | if (!peer_cert) { |
2707 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER); | 2521 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER); |
2708 | goto err; | 2522 | goto err; |
2709 | } | 2523 | } |
2710 | 2524 | ||
2711 | pkey_ctx=EVP_PKEY_CTX_new(pub_key=X509_get_pubkey(peer_cert),NULL); | 2525 | pkey_ctx = EVP_PKEY_CTX_new(pub_key = X509_get_pubkey(peer_cert), NULL); |
2712 | /* If we have send a certificate, and certificate key | 2526 | /* If we have send a certificate, and certificate key |
2713 | 2527 | ||
2714 | * parameters match those of server certificate, use | 2528 | * parameters match those of server certificate, use |
2715 | * certificate key for key exchange | 2529 | * certificate key for key exchange |
2716 | */ | 2530 | */ |
2717 | 2531 | ||
2718 | /* Otherwise, generate ephemeral key pair */ | 2532 | /* Otherwise, generate ephemeral key pair */ |
2719 | 2533 | ||
2720 | EVP_PKEY_encrypt_init(pkey_ctx); | 2534 | EVP_PKEY_encrypt_init(pkey_ctx); |
2721 | /* Generate session key */ | 2535 | /* Generate session key */ |
2722 | RAND_bytes(premaster_secret,32); | 2536 | RAND_bytes(premaster_secret, 32); |
2723 | /* If we have client certificate, use its secret as peer key */ | 2537 | /* If we have client certificate, use its secret as peer key */ |
2724 | if (s->s3->tmp.cert_req && s->cert->key->privatekey) { | 2538 | if (s->s3->tmp.cert_req && s->cert->key->privatekey) { |
2725 | if (EVP_PKEY_derive_set_peer(pkey_ctx,s->cert->key->privatekey) <=0) { | 2539 | if (EVP_PKEY_derive_set_peer(pkey_ctx, s->cert->key->privatekey) <=0) { |
2726 | /* If there was an error - just ignore it. Ephemeral key | 2540 | /* If there was an error - just ignore it. Ephemeral key |
2727 | * would be used | 2541 | * would be used |
2728 | */ | 2542 | */ |
2729 | ERR_clear_error(); | 2543 | ERR_clear_error(); |
2730 | } | 2544 | } |
2731 | } | 2545 | } |
2732 | /* Compute shared IV and store it in algorithm-specific | 2546 | /* Compute shared IV and store it in algorithm-specific |
2733 | * context data */ | 2547 | * context data */ |
2734 | ukm_hash = EVP_MD_CTX_create(); | 2548 | ukm_hash = EVP_MD_CTX_create(); |
2735 | EVP_DigestInit(ukm_hash,EVP_get_digestbynid(NID_id_GostR3411_94)); | 2549 | EVP_DigestInit(ukm_hash, EVP_get_digestbynid(NID_id_GostR3411_94)); |
2736 | EVP_DigestUpdate(ukm_hash,s->s3->client_random,SSL3_RANDOM_SIZE); | 2550 | EVP_DigestUpdate(ukm_hash, s->s3->client_random, SSL3_RANDOM_SIZE); |
2737 | EVP_DigestUpdate(ukm_hash,s->s3->server_random,SSL3_RANDOM_SIZE); | 2551 | EVP_DigestUpdate(ukm_hash, s->s3->server_random, SSL3_RANDOM_SIZE); |
2738 | EVP_DigestFinal_ex(ukm_hash, shared_ukm, &md_len); | 2552 | EVP_DigestFinal_ex(ukm_hash, shared_ukm, &md_len); |
2739 | EVP_MD_CTX_destroy(ukm_hash); | 2553 | EVP_MD_CTX_destroy(ukm_hash); |
2740 | if (EVP_PKEY_CTX_ctrl(pkey_ctx,-1,EVP_PKEY_OP_ENCRYPT,EVP_PKEY_CTRL_SET_IV, | 2554 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_ENCRYPT, EVP_PKEY_CTRL_SET_IV, |
2741 | 8,shared_ukm)<0) { | 2555 | 8, shared_ukm) < 0) { |
2742 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2556 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2743 | SSL_R_LIBRARY_BUG); | 2557 | SSL_R_LIBRARY_BUG); |
2744 | goto err; | 2558 | goto err; |
2745 | } | 2559 | } |
2746 | /* Make GOST keytransport blob message */ | 2560 | /* Make GOST keytransport blob message */ |
2747 | /*Encapsulate it into sequence */ | 2561 | /*Encapsulate it into sequence */ |
2748 | *(p++)=V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED; | 2562 | *(p++) = V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED; |
2749 | msglen=255; | 2563 | msglen = 255; |
2750 | if (EVP_PKEY_encrypt(pkey_ctx,tmp,&msglen,premaster_secret,32)<0) { | 2564 | if (EVP_PKEY_encrypt(pkey_ctx, tmp, &msglen, premaster_secret, 32) < 0) { |
2751 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2565 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2752 | SSL_R_LIBRARY_BUG); | 2566 | SSL_R_LIBRARY_BUG); |
2753 | goto err; | 2567 | goto err; |
2754 | } | 2568 | } |
2755 | if (msglen >= 0x80) | 2569 | if (msglen >= 0x80) { |
2756 | { | 2570 | *(p++) = 0x81; |
2757 | *(p++)=0x81; | 2571 | *(p++) = msglen & 0xff; |
2758 | *(p++)= msglen & 0xff; | 2572 | n = msglen + 3; |
2759 | n=msglen+3; | 2573 | } else { |
2760 | } | 2574 | *(p++) = msglen & 0xff; |
2761 | else | 2575 | n = msglen + 2; |
2762 | { | 2576 | } |
2763 | *(p++)= msglen & 0xff; | ||
2764 | n=msglen+2; | ||
2765 | } | ||
2766 | memcpy(p, tmp, msglen); | 2577 | memcpy(p, tmp, msglen); |
2767 | /* Check if pubkey from client certificate was used */ | 2578 | /* Check if pubkey from client certificate was used */ |
2768 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) | 2579 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) { |
2769 | { | ||
2770 | /* Set flag "skip certificate verify" */ | 2580 | /* Set flag "skip certificate verify" */ |
2771 | s->s3->flags |= TLS1_FLAGS_SKIP_CERT_VERIFY; | 2581 | s->s3->flags |= TLS1_FLAGS_SKIP_CERT_VERIFY; |
2772 | } | 2582 | } |
2773 | EVP_PKEY_CTX_free(pkey_ctx); | 2583 | EVP_PKEY_CTX_free(pkey_ctx); |
2774 | s->session->master_key_length= | 2584 | s->session->master_key_length = |
2775 | s->method->ssl3_enc->generate_master_secret(s, | 2585 | s->method->ssl3_enc->generate_master_secret(s, |
2776 | s->session->master_key,premaster_secret,32); | 2586 | s->session->master_key, premaster_secret, 32); |
2777 | EVP_PKEY_free(pub_key); | 2587 | EVP_PKEY_free(pub_key); |
2778 | 2588 | ||
2779 | } | 2589 | } |
2780 | #ifndef OPENSSL_NO_SRP | 2590 | #ifndef OPENSSL_NO_SRP |
2781 | else if (alg_k & SSL_kSRP) | 2591 | else if (alg_k & SSL_kSRP) { |
2782 | { | 2592 | if (s->srp_ctx.A != NULL) { |
2783 | if (s->srp_ctx.A != NULL) | ||
2784 | { | ||
2785 | /* send off the data */ | 2593 | /* send off the data */ |
2786 | n=BN_num_bytes(s->srp_ctx.A); | 2594 | n = BN_num_bytes(s->srp_ctx.A); |
2787 | s2n(n,p); | 2595 | s2n(n, p); |
2788 | BN_bn2bin(s->srp_ctx.A,p); | 2596 | BN_bn2bin(s->srp_ctx.A, p); |
2789 | n+=2; | 2597 | n += 2; |
2790 | } | 2598 | } else { |
2791 | else | 2599 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2792 | { | ||
2793 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2794 | goto err; | 2600 | goto err; |
2795 | } | 2601 | } |
2796 | if (s->session->srp_username != NULL) | 2602 | if (s->session->srp_username != NULL) |
2797 | OPENSSL_free(s->session->srp_username); | 2603 | OPENSSL_free(s->session->srp_username); |
2798 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | 2604 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); |
2799 | if (s->session->srp_username == NULL) | 2605 | if (s->session->srp_username == NULL) { |
2800 | { | ||
2801 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2606 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2802 | ERR_R_MALLOC_FAILURE); | 2607 | ERR_R_MALLOC_FAILURE); |
2803 | goto err; | 2608 | goto err; |
2804 | } | 2609 | } |
2805 | 2610 | ||
2806 | if ((s->session->master_key_length = SRP_generate_client_master_secret(s,s->session->master_key))<0) | 2611 | if ((s->session->master_key_length = SRP_generate_client_master_secret(s, s->session->master_key)) < 0) { |
2807 | { | 2612 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2808 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2809 | goto err; | 2613 | goto err; |
2810 | } | ||
2811 | } | 2614 | } |
2615 | } | ||
2812 | #endif | 2616 | #endif |
2813 | #ifndef OPENSSL_NO_PSK | 2617 | #ifndef OPENSSL_NO_PSK |
2814 | else if (alg_k & SSL_kPSK) | 2618 | else if (alg_k & SSL_kPSK) { |
2815 | { | ||
2816 | char identity[PSK_MAX_IDENTITY_LEN]; | 2619 | char identity[PSK_MAX_IDENTITY_LEN]; |
2817 | unsigned char *t = NULL; | 2620 | unsigned char *t = NULL; |
2818 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2+4]; | 2621 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2 + 4]; |
2819 | unsigned int pre_ms_len = 0, psk_len = 0; | 2622 | unsigned int pre_ms_len = 0, psk_len = 0; |
2820 | int psk_err = 1; | 2623 | int psk_err = 1; |
2821 | 2624 | ||
2822 | n = 0; | 2625 | n = 0; |
2823 | if (s->psk_client_callback == NULL) | 2626 | if (s->psk_client_callback == NULL) { |
2824 | { | ||
2825 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2627 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2826 | SSL_R_PSK_NO_CLIENT_CB); | 2628 | SSL_R_PSK_NO_CLIENT_CB); |
2827 | goto err; | 2629 | goto err; |
2828 | } | 2630 | } |
2829 | 2631 | ||
2830 | psk_len = s->psk_client_callback(s, s->ctx->psk_identity_hint, | 2632 | psk_len = s->psk_client_callback(s, s->ctx->psk_identity_hint, |
2831 | identity, PSK_MAX_IDENTITY_LEN, | 2633 | identity, PSK_MAX_IDENTITY_LEN, |
2832 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2634 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2833 | if (psk_len > PSK_MAX_PSK_LEN) | 2635 | if (psk_len > PSK_MAX_PSK_LEN) { |
2834 | { | ||
2835 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2636 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2836 | ERR_R_INTERNAL_ERROR); | 2637 | ERR_R_INTERNAL_ERROR); |
2837 | goto psk_err; | 2638 | goto psk_err; |
2838 | } | 2639 | } else if (psk_len == 0) { |
2839 | else if (psk_len == 0) | ||
2840 | { | ||
2841 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2640 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2842 | SSL_R_PSK_IDENTITY_NOT_FOUND); | 2641 | SSL_R_PSK_IDENTITY_NOT_FOUND); |
2843 | goto psk_err; | 2642 | goto psk_err; |
2844 | } | 2643 | } |
2845 | 2644 | ||
2846 | /* create PSK pre_master_secret */ | 2645 | /* create PSK pre_master_secret */ |
2847 | pre_ms_len = 2+psk_len+2+psk_len; | 2646 | pre_ms_len = 2 + psk_len + 2 + psk_len; |
2848 | t = psk_or_pre_ms; | 2647 | t = psk_or_pre_ms; |
2849 | memmove(psk_or_pre_ms+psk_len+4, psk_or_pre_ms, psk_len); | 2648 | memmove(psk_or_pre_ms + psk_len + 4, psk_or_pre_ms, psk_len); |
2850 | s2n(psk_len, t); | 2649 | s2n(psk_len, t); |
2851 | memset(t, 0, psk_len); | 2650 | memset(t, 0, psk_len); |
2852 | t+=psk_len; | 2651 | t += psk_len; |
2853 | s2n(psk_len, t); | 2652 | s2n(psk_len, t); |
2854 | 2653 | ||
2855 | if (s->session->psk_identity_hint != NULL) | 2654 | if (s->session->psk_identity_hint != NULL) |
2856 | OPENSSL_free(s->session->psk_identity_hint); | 2655 | OPENSSL_free(s->session->psk_identity_hint); |
2857 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); | 2656 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); |
2858 | if (s->ctx->psk_identity_hint != NULL && | 2657 | if (s->ctx->psk_identity_hint != NULL && |
2859 | s->session->psk_identity_hint == NULL) | 2658 | s->session->psk_identity_hint == NULL) { |
2860 | { | ||
2861 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2659 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2862 | ERR_R_MALLOC_FAILURE); | 2660 | ERR_R_MALLOC_FAILURE); |
2863 | goto psk_err; | 2661 | goto psk_err; |
2864 | } | 2662 | } |
2865 | 2663 | ||
2866 | if (s->session->psk_identity != NULL) | 2664 | if (s->session->psk_identity != NULL) |
2867 | OPENSSL_free(s->session->psk_identity); | 2665 | OPENSSL_free(s->session->psk_identity); |
2868 | s->session->psk_identity = BUF_strdup(identity); | 2666 | s->session->psk_identity = BUF_strdup(identity); |
2869 | if (s->session->psk_identity == NULL) | 2667 | if (s->session->psk_identity == NULL) { |
2870 | { | ||
2871 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2668 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2872 | ERR_R_MALLOC_FAILURE); | 2669 | ERR_R_MALLOC_FAILURE); |
2873 | goto psk_err; | 2670 | goto psk_err; |
2874 | } | 2671 | } |
2875 | 2672 | ||
2876 | s->session->master_key_length = | 2673 | s->session->master_key_length = |
2877 | s->method->ssl3_enc->generate_master_secret(s, | 2674 | s->method->ssl3_enc->generate_master_secret( |
2878 | s->session->master_key, | 2675 | s, s->session->master_key, psk_or_pre_ms, |
2879 | psk_or_pre_ms, pre_ms_len); | 2676 | pre_ms_len); |
2677 | |||
2880 | n = strlen(identity); | 2678 | n = strlen(identity); |
2881 | s2n(n, p); | 2679 | s2n(n, p); |
2882 | memcpy(p, identity, n); | 2680 | memcpy(p, identity, n); |
2883 | n+=2; | 2681 | n += 2; |
2884 | psk_err = 0; | 2682 | psk_err = 0; |
2885 | psk_err: | 2683 | psk_err: |
2886 | OPENSSL_cleanse(identity, PSK_MAX_IDENTITY_LEN); | 2684 | OPENSSL_cleanse(identity, PSK_MAX_IDENTITY_LEN); |
2887 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2685 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2888 | if (psk_err != 0) | 2686 | if (psk_err != 0) { |
2889 | { | ||
2890 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); | 2687 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
2891 | goto err; | 2688 | goto err; |
2892 | } | ||
2893 | } | 2689 | } |
2690 | } | ||
2894 | #endif | 2691 | #endif |
2895 | else | 2692 | else { |
2896 | { | ||
2897 | ssl3_send_alert(s, SSL3_AL_FATAL, | 2693 | ssl3_send_alert(s, SSL3_AL_FATAL, |
2898 | SSL_AD_HANDSHAKE_FAILURE); | 2694 | SSL_AD_HANDSHAKE_FAILURE); |
2899 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2695 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2900 | ERR_R_INTERNAL_ERROR); | 2696 | ERR_R_INTERNAL_ERROR); |
2901 | goto err; | 2697 | goto err; |
2902 | } | 2698 | } |
2903 | |||
2904 | *(d++)=SSL3_MT_CLIENT_KEY_EXCHANGE; | ||
2905 | l2n3(n,d); | ||
2906 | 2699 | ||
2907 | s->state=SSL3_ST_CW_KEY_EXCH_B; | 2700 | *(d++) = SSL3_MT_CLIENT_KEY_EXCHANGE; |
2701 | l2n3(n, d); | ||
2702 | |||
2703 | s->state = SSL3_ST_CW_KEY_EXCH_B; | ||
2908 | /* number of bytes to write */ | 2704 | /* number of bytes to write */ |
2909 | s->init_num=n+4; | 2705 | s->init_num = n + 4; |
2910 | s->init_off=0; | 2706 | s->init_off = 0; |
2911 | } | 2707 | } |
2912 | 2708 | ||
2913 | /* SSL3_ST_CW_KEY_EXCH_B */ | 2709 | /* SSL3_ST_CW_KEY_EXCH_B */ |
2914 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 2710 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2915 | err: | 2711 | err: |
2916 | #ifndef OPENSSL_NO_ECDH | 2712 | #ifndef OPENSSL_NO_ECDH |
2917 | BN_CTX_free(bn_ctx); | 2713 | BN_CTX_free(bn_ctx); |
2918 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 2714 | if (encodedPoint != NULL) |
2919 | if (clnt_ecdh != NULL) | 2715 | OPENSSL_free(encodedPoint); |
2716 | if (clnt_ecdh != NULL) | ||
2920 | EC_KEY_free(clnt_ecdh); | 2717 | EC_KEY_free(clnt_ecdh); |
2921 | EVP_PKEY_free(srvr_pub_pkey); | 2718 | EVP_PKEY_free(srvr_pub_pkey); |
2922 | #endif | 2719 | #endif |
2923 | return(-1); | 2720 | return (-1); |
2924 | } | 2721 | } |
2925 | 2722 | ||
2926 | int ssl3_send_client_verify(SSL *s) | 2723 | int |
2927 | { | 2724 | ssl3_send_client_verify(SSL *s) |
2928 | unsigned char *p,*d; | 2725 | { |
2929 | unsigned char data[MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH]; | 2726 | unsigned char *p, *d; |
2727 | unsigned char data[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH]; | ||
2930 | EVP_PKEY *pkey; | 2728 | EVP_PKEY *pkey; |
2931 | EVP_PKEY_CTX *pctx=NULL; | 2729 | EVP_PKEY_CTX *pctx = NULL; |
2932 | EVP_MD_CTX mctx; | 2730 | EVP_MD_CTX mctx; |
2933 | unsigned u=0; | 2731 | unsigned u = 0; |
2934 | unsigned long n; | 2732 | unsigned long n; |
2935 | int j; | 2733 | int j; |
2936 | 2734 | ||
2937 | EVP_MD_CTX_init(&mctx); | 2735 | EVP_MD_CTX_init(&mctx); |
2938 | 2736 | ||
2939 | if (s->state == SSL3_ST_CW_CERT_VRFY_A) | 2737 | if (s->state == SSL3_ST_CW_CERT_VRFY_A) { |
2940 | { | 2738 | d = (unsigned char *)s->init_buf->data; |
2941 | d=(unsigned char *)s->init_buf->data; | 2739 | p = &(d[4]); |
2942 | p= &(d[4]); | 2740 | pkey = s->cert->key->privatekey; |
2943 | pkey=s->cert->key->privatekey; | ||
2944 | /* Create context from key and test if sha1 is allowed as digest */ | 2741 | /* Create context from key and test if sha1 is allowed as digest */ |
2945 | pctx = EVP_PKEY_CTX_new(pkey,NULL); | 2742 | pctx = EVP_PKEY_CTX_new(pkey, NULL); |
2946 | EVP_PKEY_sign_init(pctx); | 2743 | EVP_PKEY_sign_init(pctx); |
2947 | if (EVP_PKEY_CTX_set_signature_md(pctx, EVP_sha1())>0) | 2744 | if (EVP_PKEY_CTX_set_signature_md(pctx, EVP_sha1()) > 0) { |
2948 | { | ||
2949 | if (TLS1_get_version(s) < TLS1_2_VERSION) | 2745 | if (TLS1_get_version(s) < TLS1_2_VERSION) |
2950 | s->method->ssl3_enc->cert_verify_mac(s, | 2746 | s->method->ssl3_enc->cert_verify_mac(s, |
2951 | NID_sha1, | 2747 | NID_sha1, |
2952 | &(data[MD5_DIGEST_LENGTH])); | 2748 | &(data[MD5_DIGEST_LENGTH])); |
2953 | } | 2749 | } else { |
2954 | else | ||
2955 | { | ||
2956 | ERR_clear_error(); | 2750 | ERR_clear_error(); |
2957 | } | 2751 | } |
2958 | /* For TLS v1.2 send signature algorithm and signature | 2752 | /* For TLS v1.2 send signature algorithm and signature |
2959 | * using agreed digest and cached handshake records. | 2753 | * using agreed digest and cached handshake records. |
2960 | */ | 2754 | */ |
2961 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 2755 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2962 | { | ||
2963 | long hdatalen = 0; | 2756 | long hdatalen = 0; |
2964 | void *hdata; | 2757 | void *hdata; |
2965 | const EVP_MD *md = s->cert->key->digest; | 2758 | const EVP_MD *md = s->cert->key->digest; |
2966 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, | 2759 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, |
2967 | &hdata); | 2760 | &hdata); |
2968 | if (hdatalen <= 0 || !tls12_get_sigandhash(p, pkey, md)) | 2761 | if (hdatalen <= 0 || !tls12_get_sigandhash(p, pkey, md)) { |
2969 | { | ||
2970 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2762 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
2971 | ERR_R_INTERNAL_ERROR); | 2763 | ERR_R_INTERNAL_ERROR); |
2972 | goto err; | 2764 | goto err; |
2973 | } | 2765 | } |
2974 | p += 2; | 2766 | p += 2; |
2975 | #ifdef SSL_DEBUG | 2767 | #ifdef SSL_DEBUG |
2976 | fprintf(stderr, "Using TLS 1.2 with client alg %s\n", | 2768 | fprintf(stderr, "Using TLS 1.2 with client alg %s\n", |
2977 | EVP_MD_name(md)); | 2769 | EVP_MD_name(md)); |
2978 | #endif | 2770 | #endif |
2979 | if (!EVP_SignInit_ex(&mctx, md, NULL) | 2771 | if (!EVP_SignInit_ex(&mctx, md, NULL) || |
2980 | || !EVP_SignUpdate(&mctx, hdata, hdatalen) | 2772 | !EVP_SignUpdate(&mctx, hdata, hdatalen) || |
2981 | || !EVP_SignFinal(&mctx, p + 2, &u, pkey)) | 2773 | !EVP_SignFinal(&mctx, p + 2, &u, pkey)) { |
2982 | { | ||
2983 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2774 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
2984 | ERR_R_EVP_LIB); | 2775 | ERR_R_EVP_LIB); |
2985 | goto err; | 2776 | goto err; |
2986 | } | 2777 | } |
2987 | s2n(u,p); | 2778 | s2n(u, p); |
2988 | n = u + 4; | 2779 | n = u + 4; |
2989 | if (!ssl3_digest_cached_records(s)) | 2780 | if (!ssl3_digest_cached_records(s)) |
2990 | goto err; | 2781 | goto err; |
2991 | } | 2782 | } else |
2992 | else | ||
2993 | #ifndef OPENSSL_NO_RSA | 2783 | #ifndef OPENSSL_NO_RSA |
2994 | if (pkey->type == EVP_PKEY_RSA) | 2784 | if (pkey->type == EVP_PKEY_RSA) { |
2995 | { | 2785 | s->method->ssl3_enc->cert_verify_mac( |
2996 | s->method->ssl3_enc->cert_verify_mac(s, | 2786 | s, NID_md5, &(data[0])); |
2997 | NID_md5, | ||
2998 | &(data[0])); | ||
2999 | if (RSA_sign(NID_md5_sha1, data, | 2787 | if (RSA_sign(NID_md5_sha1, data, |
3000 | MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, | 2788 | MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH, &(p[2]), |
3001 | &(p[2]), &u, pkey->pkey.rsa) <= 0 ) | 2789 | &u, pkey->pkey.rsa) <= 0 ) { |
3002 | { | 2790 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_RSA_LIB); |
3003 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_RSA_LIB); | ||
3004 | goto err; | 2791 | goto err; |
3005 | } | ||
3006 | s2n(u,p); | ||
3007 | n=u+2; | ||
3008 | } | 2792 | } |
3009 | else | 2793 | s2n(u, p); |
2794 | n = u + 2; | ||
2795 | } else | ||
3010 | #endif | 2796 | #endif |
3011 | #ifndef OPENSSL_NO_DSA | 2797 | #ifndef OPENSSL_NO_DSA |
3012 | if (pkey->type == EVP_PKEY_DSA) | 2798 | if (pkey->type == EVP_PKEY_DSA) { |
3013 | { | ||
3014 | if (!DSA_sign(pkey->save_type, | 2799 | if (!DSA_sign(pkey->save_type, |
3015 | &(data[MD5_DIGEST_LENGTH]), | 2800 | &(data[MD5_DIGEST_LENGTH]), |
3016 | SHA_DIGEST_LENGTH,&(p[2]), | 2801 | SHA_DIGEST_LENGTH, &(p[2]), |
3017 | (unsigned int *)&j,pkey->pkey.dsa)) | 2802 | (unsigned int *)&j, pkey->pkey.dsa)) { |
3018 | { | 2803 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_DSA_LIB); |
3019 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_DSA_LIB); | ||
3020 | goto err; | 2804 | goto err; |
3021 | } | ||
3022 | s2n(j,p); | ||
3023 | n=j+2; | ||
3024 | } | 2805 | } |
3025 | else | 2806 | s2n(j, p); |
2807 | n = j + 2; | ||
2808 | } else | ||
3026 | #endif | 2809 | #endif |
3027 | #ifndef OPENSSL_NO_ECDSA | 2810 | #ifndef OPENSSL_NO_ECDSA |
3028 | if (pkey->type == EVP_PKEY_EC) | 2811 | if (pkey->type == EVP_PKEY_EC) { |
3029 | { | ||
3030 | if (!ECDSA_sign(pkey->save_type, | 2812 | if (!ECDSA_sign(pkey->save_type, |
3031 | &(data[MD5_DIGEST_LENGTH]), | 2813 | &(data[MD5_DIGEST_LENGTH]), |
3032 | SHA_DIGEST_LENGTH,&(p[2]), | 2814 | SHA_DIGEST_LENGTH, &(p[2]), |
3033 | (unsigned int *)&j,pkey->pkey.ec)) | 2815 | (unsigned int *)&j, pkey->pkey.ec)) { |
3034 | { | ||
3035 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2816 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
3036 | ERR_R_ECDSA_LIB); | 2817 | ERR_R_ECDSA_LIB); |
3037 | goto err; | 2818 | goto err; |
3038 | } | ||
3039 | s2n(j,p); | ||
3040 | n=j+2; | ||
3041 | } | 2819 | } |
3042 | else | 2820 | s2n(j, p); |
2821 | n = j + 2; | ||
2822 | } else | ||
3043 | #endif | 2823 | #endif |
3044 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) | 2824 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) { |
3045 | { | 2825 | unsigned char signbuf[64]; |
3046 | unsigned char signbuf[64]; | 2826 | int i; |
3047 | int i; | 2827 | size_t sigsize = 64; |
3048 | size_t sigsize=64; | 2828 | s->method->ssl3_enc->cert_verify_mac(s, |
3049 | s->method->ssl3_enc->cert_verify_mac(s, | ||
3050 | NID_id_GostR3411_94, | 2829 | NID_id_GostR3411_94, |
3051 | data); | 2830 | data); |
3052 | if (EVP_PKEY_sign(pctx, signbuf, &sigsize, data, 32) <= 0) { | 2831 | if (EVP_PKEY_sign(pctx, signbuf, &sigsize, data, 32) <= 0) { |
3053 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2832 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
3054 | ERR_R_INTERNAL_ERROR); | 2833 | ERR_R_INTERNAL_ERROR); |
3055 | goto err; | 2834 | goto err; |
3056 | } | 2835 | } |
3057 | for (i=63,j=0; i>=0; j++, i--) { | 2836 | for (i = 63, j = 0; i >= 0; j++, i--) { |
3058 | p[2+j]=signbuf[i]; | 2837 | p[2 + j] = signbuf[i]; |
3059 | } | 2838 | } |
3060 | s2n(j,p); | 2839 | s2n(j, p); |
3061 | n=j+2; | 2840 | n = j + 2; |
3062 | } | 2841 | } else { |
3063 | else | 2842 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_INTERNAL_ERROR); |
3064 | { | ||
3065 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_INTERNAL_ERROR); | ||
3066 | goto err; | 2843 | goto err; |
3067 | } | 2844 | } |
3068 | *(d++)=SSL3_MT_CERTIFICATE_VERIFY; | 2845 | *(d++) = SSL3_MT_CERTIFICATE_VERIFY; |
3069 | l2n3(n,d); | 2846 | l2n3(n, d); |
3070 | 2847 | ||
3071 | s->state=SSL3_ST_CW_CERT_VRFY_B; | 2848 | s->state = SSL3_ST_CW_CERT_VRFY_B; |
3072 | s->init_num=(int)n+4; | 2849 | s->init_num = (int)n + 4; |
3073 | s->init_off=0; | 2850 | s->init_off = 0; |
3074 | } | 2851 | } |
3075 | EVP_MD_CTX_cleanup(&mctx); | 2852 | EVP_MD_CTX_cleanup(&mctx); |
3076 | EVP_PKEY_CTX_free(pctx); | 2853 | EVP_PKEY_CTX_free(pctx); |
3077 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 2854 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3078 | err: | 2855 | err: |
3079 | EVP_MD_CTX_cleanup(&mctx); | 2856 | EVP_MD_CTX_cleanup(&mctx); |
3080 | EVP_PKEY_CTX_free(pctx); | 2857 | EVP_PKEY_CTX_free(pctx); |
3081 | return(-1); | 2858 | return (-1); |
3082 | } | 2859 | } |
3083 | 2860 | ||
3084 | int ssl3_send_client_certificate(SSL *s) | 2861 | int |
3085 | { | 2862 | ssl3_send_client_certificate(SSL *s) |
3086 | X509 *x509=NULL; | 2863 | { |
3087 | EVP_PKEY *pkey=NULL; | 2864 | X509 *x509 = NULL; |
2865 | EVP_PKEY *pkey = NULL; | ||
3088 | int i; | 2866 | int i; |
3089 | unsigned long l; | 2867 | unsigned long l; |
3090 | 2868 | ||
3091 | if (s->state == SSL3_ST_CW_CERT_A) | 2869 | if (s->state == SSL3_ST_CW_CERT_A) { |
3092 | { | 2870 | if ((s->cert == NULL) || (s->cert->key->x509 == NULL) || |
3093 | if ((s->cert == NULL) || | 2871 | (s->cert->key->privatekey == NULL)) |
3094 | (s->cert->key->x509 == NULL) || | 2872 | s->state = SSL3_ST_CW_CERT_B; |
3095 | (s->cert->key->privatekey == NULL)) | ||
3096 | s->state=SSL3_ST_CW_CERT_B; | ||
3097 | else | 2873 | else |
3098 | s->state=SSL3_ST_CW_CERT_C; | 2874 | s->state = SSL3_ST_CW_CERT_C; |
3099 | } | 2875 | } |
3100 | 2876 | ||
3101 | /* We need to get a client cert */ | 2877 | /* We need to get a client cert */ |
3102 | if (s->state == SSL3_ST_CW_CERT_B) | 2878 | if (s->state == SSL3_ST_CW_CERT_B) { |
3103 | { | ||
3104 | /* If we get an error, we need to | 2879 | /* If we get an error, we need to |
3105 | * ssl->rwstate=SSL_X509_LOOKUP; return(-1); | 2880 | * ssl->rwstate=SSL_X509_LOOKUP; return(-1); |
3106 | * We then get retied later */ | 2881 | * We then get retied later */ |
3107 | i=0; | 2882 | i = 0; |
3108 | i = ssl_do_client_cert_cb(s, &x509, &pkey); | 2883 | i = ssl_do_client_cert_cb(s, &x509, &pkey); |
3109 | if (i < 0) | 2884 | if (i < 0) { |
3110 | { | 2885 | s->rwstate = SSL_X509_LOOKUP; |
3111 | s->rwstate=SSL_X509_LOOKUP; | 2886 | return (-1); |
3112 | return(-1); | 2887 | } |
3113 | } | 2888 | s->rwstate = SSL_NOTHING; |
3114 | s->rwstate=SSL_NOTHING; | 2889 | if ((i == 1) && (pkey != NULL) && (x509 != NULL)) { |
3115 | if ((i == 1) && (pkey != NULL) && (x509 != NULL)) | 2890 | s->state = SSL3_ST_CW_CERT_B; |
3116 | { | 2891 | if (!SSL_use_certificate(s, x509) || |
3117 | s->state=SSL3_ST_CW_CERT_B; | 2892 | !SSL_use_PrivateKey(s, pkey)) |
3118 | if ( !SSL_use_certificate(s,x509) || | 2893 | i = 0; |
3119 | !SSL_use_PrivateKey(s,pkey)) | 2894 | } else if (i == 1) { |
3120 | i=0; | 2895 | i = 0; |
3121 | } | 2896 | SSLerr(SSL_F_SSL3_SEND_CLIENT_CERTIFICATE, SSL_R_BAD_DATA_RETURNED_BY_CALLBACK); |
3122 | else if (i == 1) | 2897 | } |
3123 | { | 2898 | |
3124 | i=0; | 2899 | if (x509 != NULL) |
3125 | SSLerr(SSL_F_SSL3_SEND_CLIENT_CERTIFICATE,SSL_R_BAD_DATA_RETURNED_BY_CALLBACK); | 2900 | X509_free(x509); |
3126 | } | 2901 | if (pkey != NULL) |
3127 | 2902 | EVP_PKEY_free(pkey); | |
3128 | if (x509 != NULL) X509_free(x509); | 2903 | if (i == 0) { |
3129 | if (pkey != NULL) EVP_PKEY_free(pkey); | 2904 | if (s->version == SSL3_VERSION) { |
3130 | if (i == 0) | 2905 | s->s3->tmp.cert_req = 0; |
3131 | { | 2906 | ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_NO_CERTIFICATE); |
3132 | if (s->version == SSL3_VERSION) | 2907 | return (1); |
3133 | { | 2908 | } else { |
3134 | s->s3->tmp.cert_req=0; | 2909 | s->s3->tmp.cert_req = 2; |
3135 | ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_NO_CERTIFICATE); | ||
3136 | return(1); | ||
3137 | } | ||
3138 | else | ||
3139 | { | ||
3140 | s->s3->tmp.cert_req=2; | ||
3141 | } | ||
3142 | } | 2910 | } |
2911 | } | ||
3143 | 2912 | ||
3144 | /* Ok, we have a cert */ | 2913 | /* Ok, we have a cert */ |
3145 | s->state=SSL3_ST_CW_CERT_C; | 2914 | s->state = SSL3_ST_CW_CERT_C; |
3146 | } | 2915 | } |
3147 | 2916 | ||
3148 | if (s->state == SSL3_ST_CW_CERT_C) | 2917 | if (s->state == SSL3_ST_CW_CERT_C) { |
3149 | { | 2918 | s->state = SSL3_ST_CW_CERT_D; |
3150 | s->state=SSL3_ST_CW_CERT_D; | 2919 | l = ssl3_output_cert_chain(s, |
3151 | l=ssl3_output_cert_chain(s, | 2920 | (s->s3->tmp.cert_req == 2) ? NULL : s->cert->key->x509); |
3152 | (s->s3->tmp.cert_req == 2)?NULL:s->cert->key->x509); | 2921 | s->init_num = (int)l; |
3153 | s->init_num=(int)l; | 2922 | s->init_off = 0; |
3154 | s->init_off=0; | ||
3155 | } | ||
3156 | /* SSL3_ST_CW_CERT_D */ | ||
3157 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | ||
3158 | } | 2923 | } |
2924 | /* SSL3_ST_CW_CERT_D */ | ||
2925 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); | ||
2926 | } | ||
3159 | 2927 | ||
3160 | #define has_bits(i,m) (((i)&(m)) == (m)) | 2928 | #define has_bits(i,m) (((i)&(m)) == (m)) |
3161 | 2929 | ||
3162 | int ssl3_check_cert_and_algorithm(SSL *s) | 2930 | int |
3163 | { | 2931 | ssl3_check_cert_and_algorithm(SSL *s) |
3164 | int i,idx; | 2932 | { |
3165 | long alg_k,alg_a; | 2933 | int i, idx; |
3166 | EVP_PKEY *pkey=NULL; | 2934 | long alg_k, alg_a; |
2935 | EVP_PKEY *pkey = NULL; | ||
3167 | SESS_CERT *sc; | 2936 | SESS_CERT *sc; |
3168 | #ifndef OPENSSL_NO_RSA | 2937 | #ifndef OPENSSL_NO_RSA |
3169 | RSA *rsa; | 2938 | RSA *rsa; |
@@ -3172,138 +2941,120 @@ int ssl3_check_cert_and_algorithm(SSL *s) | |||
3172 | DH *dh; | 2941 | DH *dh; |
3173 | #endif | 2942 | #endif |
3174 | 2943 | ||
3175 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2944 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
3176 | alg_a=s->s3->tmp.new_cipher->algorithm_auth; | 2945 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
3177 | 2946 | ||
3178 | /* we don't have a certificate */ | 2947 | /* we don't have a certificate */ |
3179 | if ((alg_a & (SSL_aDH|SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) | 2948 | if ((alg_a & (SSL_aDH|SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) |
3180 | return(1); | 2949 | return (1); |
3181 | 2950 | ||
3182 | sc=s->session->sess_cert; | 2951 | sc = s->session->sess_cert; |
3183 | if (sc == NULL) | 2952 | if (sc == NULL) { |
3184 | { | 2953 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, ERR_R_INTERNAL_ERROR); |
3185 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,ERR_R_INTERNAL_ERROR); | ||
3186 | goto err; | 2954 | goto err; |
3187 | } | 2955 | } |
3188 | 2956 | ||
3189 | #ifndef OPENSSL_NO_RSA | 2957 | #ifndef OPENSSL_NO_RSA |
3190 | rsa=s->session->sess_cert->peer_rsa_tmp; | 2958 | rsa = s->session->sess_cert->peer_rsa_tmp; |
3191 | #endif | 2959 | #endif |
3192 | #ifndef OPENSSL_NO_DH | 2960 | #ifndef OPENSSL_NO_DH |
3193 | dh=s->session->sess_cert->peer_dh_tmp; | 2961 | dh = s->session->sess_cert->peer_dh_tmp; |
3194 | #endif | 2962 | #endif |
3195 | 2963 | ||
3196 | /* This is the passed certificate */ | 2964 | /* This is the passed certificate */ |
3197 | 2965 | ||
3198 | idx=sc->peer_cert_type; | 2966 | idx = sc->peer_cert_type; |
3199 | #ifndef OPENSSL_NO_ECDH | 2967 | #ifndef OPENSSL_NO_ECDH |
3200 | if (idx == SSL_PKEY_ECC) | 2968 | if (idx == SSL_PKEY_ECC) { |
3201 | { | ||
3202 | if (ssl_check_srvr_ecc_cert_and_alg(sc->peer_pkeys[idx].x509, | 2969 | if (ssl_check_srvr_ecc_cert_and_alg(sc->peer_pkeys[idx].x509, |
3203 | s) == 0) | 2970 | s) == 0) |
3204 | { /* check failed */ | 2971 | { /* check failed */ |
3205 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_BAD_ECC_CERT); | 2972 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_BAD_ECC_CERT); |
3206 | goto f_err; | 2973 | goto f_err; |
3207 | } | 2974 | } else { |
3208 | else | ||
3209 | { | ||
3210 | return 1; | 2975 | return 1; |
3211 | } | ||
3212 | } | 2976 | } |
2977 | } | ||
3213 | #endif | 2978 | #endif |
3214 | pkey=X509_get_pubkey(sc->peer_pkeys[idx].x509); | 2979 | pkey = X509_get_pubkey(sc->peer_pkeys[idx].x509); |
3215 | i=X509_certificate_type(sc->peer_pkeys[idx].x509,pkey); | 2980 | i = X509_certificate_type(sc->peer_pkeys[idx].x509, pkey); |
3216 | EVP_PKEY_free(pkey); | 2981 | EVP_PKEY_free(pkey); |
3217 | 2982 | ||
3218 | 2983 | ||
3219 | /* Check that we have a certificate if we require one */ | 2984 | /* Check that we have a certificate if we require one */ |
3220 | if ((alg_a & SSL_aRSA) && !has_bits(i,EVP_PK_RSA|EVP_PKT_SIGN)) | 2985 | if ((alg_a & SSL_aRSA) && !has_bits(i, EVP_PK_RSA|EVP_PKT_SIGN)) { |
3221 | { | 2986 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_RSA_SIGNING_CERT); |
3222 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_RSA_SIGNING_CERT); | ||
3223 | goto f_err; | 2987 | goto f_err; |
3224 | } | 2988 | } |
3225 | #ifndef OPENSSL_NO_DSA | 2989 | #ifndef OPENSSL_NO_DSA |
3226 | else if ((alg_a & SSL_aDSS) && !has_bits(i,EVP_PK_DSA|EVP_PKT_SIGN)) | 2990 | else if ((alg_a & SSL_aDSS) && !has_bits(i, EVP_PK_DSA|EVP_PKT_SIGN)) { |
3227 | { | 2991 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DSA_SIGNING_CERT); |
3228 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DSA_SIGNING_CERT); | ||
3229 | goto f_err; | 2992 | goto f_err; |
3230 | } | 2993 | } |
3231 | #endif | 2994 | #endif |
3232 | #ifndef OPENSSL_NO_RSA | 2995 | #ifndef OPENSSL_NO_RSA |
3233 | if ((alg_k & SSL_kRSA) && | 2996 | if ((alg_k & SSL_kRSA) && |
3234 | !(has_bits(i,EVP_PK_RSA|EVP_PKT_ENC) || (rsa != NULL))) | 2997 | !(has_bits(i, EVP_PK_RSA|EVP_PKT_ENC) || (rsa != NULL))) { |
3235 | { | 2998 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_RSA_ENCRYPTING_CERT); |
3236 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_RSA_ENCRYPTING_CERT); | ||
3237 | goto f_err; | 2999 | goto f_err; |
3238 | } | 3000 | } |
3239 | #endif | 3001 | #endif |
3240 | #ifndef OPENSSL_NO_DH | 3002 | #ifndef OPENSSL_NO_DH |
3241 | if ((alg_k & SSL_kEDH) && | 3003 | if ((alg_k & SSL_kEDH) && |
3242 | !(has_bits(i,EVP_PK_DH|EVP_PKT_EXCH) || (dh != NULL))) | 3004 | !(has_bits(i, EVP_PK_DH|EVP_PKT_EXCH) || (dh != NULL))) { |
3243 | { | 3005 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_KEY); |
3244 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_KEY); | ||
3245 | goto f_err; | 3006 | goto f_err; |
3246 | } | 3007 | } else if ((alg_k & SSL_kDHr) && !has_bits(i, EVP_PK_DH|EVP_PKS_RSA)) { |
3247 | else if ((alg_k & SSL_kDHr) && !has_bits(i,EVP_PK_DH|EVP_PKS_RSA)) | 3008 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_RSA_CERT); |
3248 | { | ||
3249 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_RSA_CERT); | ||
3250 | goto f_err; | 3009 | goto f_err; |
3251 | } | 3010 | } |
3252 | #ifndef OPENSSL_NO_DSA | 3011 | #ifndef OPENSSL_NO_DSA |
3253 | else if ((alg_k & SSL_kDHd) && !has_bits(i,EVP_PK_DH|EVP_PKS_DSA)) | 3012 | else if ((alg_k & SSL_kDHd) && !has_bits(i, EVP_PK_DH|EVP_PKS_DSA)) { |
3254 | { | 3013 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_DSA_CERT); |
3255 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_DSA_CERT); | ||
3256 | goto f_err; | 3014 | goto f_err; |
3257 | } | 3015 | } |
3258 | #endif | 3016 | #endif |
3259 | #endif | 3017 | #endif |
3260 | 3018 | ||
3261 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && !has_bits(i,EVP_PKT_EXP)) | 3019 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && !has_bits(i, EVP_PKT_EXP)) { |
3262 | { | ||
3263 | #ifndef OPENSSL_NO_RSA | 3020 | #ifndef OPENSSL_NO_RSA |
3264 | if (alg_k & SSL_kRSA) | 3021 | if (alg_k & SSL_kRSA) { |
3265 | { | 3022 | if (rsa == NULL || |
3266 | if (rsa == NULL | 3023 | RSA_size(rsa) * 8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) { |
3267 | || RSA_size(rsa)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) | 3024 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_EXPORT_TMP_RSA_KEY); |
3268 | { | ||
3269 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_EXPORT_TMP_RSA_KEY); | ||
3270 | goto f_err; | 3025 | goto f_err; |
3271 | } | ||
3272 | } | 3026 | } |
3273 | else | 3027 | } else |
3274 | #endif | 3028 | #endif |
3275 | #ifndef OPENSSL_NO_DH | 3029 | #ifndef OPENSSL_NO_DH |
3276 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 3030 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
3277 | { | 3031 | if (dh == NULL || |
3278 | if (dh == NULL | 3032 | DH_size(dh) * 8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) { |
3279 | || DH_size(dh)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) | 3033 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_EXPORT_TMP_DH_KEY); |
3280 | { | ||
3281 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_EXPORT_TMP_DH_KEY); | ||
3282 | goto f_err; | 3034 | goto f_err; |
3283 | } | ||
3284 | } | 3035 | } |
3285 | else | 3036 | } else |
3286 | #endif | 3037 | #endif |
3287 | { | 3038 | { |
3288 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); | 3039 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); |
3289 | goto f_err; | 3040 | goto f_err; |
3290 | } | ||
3291 | } | 3041 | } |
3292 | return(1); | 3042 | } |
3043 | return (1); | ||
3293 | f_err: | 3044 | f_err: |
3294 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 3045 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
3295 | err: | 3046 | err: |
3296 | return(0); | 3047 | return (0); |
3297 | } | 3048 | } |
3298 | 3049 | ||
3299 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 3050 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
3300 | int ssl3_send_next_proto(SSL *s) | 3051 | int |
3301 | { | 3052 | ssl3_send_next_proto(SSL *s) |
3053 | { | ||
3302 | unsigned int len, padding_len; | 3054 | unsigned int len, padding_len; |
3303 | unsigned char *d; | 3055 | unsigned char *d; |
3304 | 3056 | ||
3305 | if (s->state == SSL3_ST_CW_NEXT_PROTO_A) | 3057 | if (s->state == SSL3_ST_CW_NEXT_PROTO_A) { |
3306 | { | ||
3307 | len = s->next_proto_negotiated_len; | 3058 | len = s->next_proto_negotiated_len; |
3308 | padding_len = 32 - ((len + 2) % 32); | 3059 | padding_len = 32 - ((len + 2) % 32); |
3309 | d = (unsigned char *)s->init_buf->data; | 3060 | d = (unsigned char *)s->init_buf->data; |
@@ -3311,12 +3062,12 @@ int ssl3_send_next_proto(SSL *s) | |||
3311 | memcpy(d + 5, s->next_proto_negotiated, len); | 3062 | memcpy(d + 5, s->next_proto_negotiated, len); |
3312 | d[5 + len] = padding_len; | 3063 | d[5 + len] = padding_len; |
3313 | memset(d + 6 + len, 0, padding_len); | 3064 | memset(d + 6 + len, 0, padding_len); |
3314 | *(d++)=SSL3_MT_NEXT_PROTO; | 3065 | *(d++) = SSL3_MT_NEXT_PROTO; |
3315 | l2n3(2 + len + padding_len, d); | 3066 | l2n3(2 + len + padding_len, d); |
3316 | s->state = SSL3_ST_CW_NEXT_PROTO_B; | 3067 | s->state = SSL3_ST_CW_NEXT_PROTO_B; |
3317 | s->init_num = 4 + 2 + len + padding_len; | 3068 | s->init_num = 4 + 2 + len + padding_len; |
3318 | s->init_off = 0; | 3069 | s->init_off = 0; |
3319 | } | 3070 | } |
3320 | 3071 | ||
3321 | return ssl3_do_write(s, SSL3_RT_HANDSHAKE); | 3072 | return ssl3_do_write(s, SSL3_RT_HANDSHAKE); |
3322 | } | 3073 | } |
@@ -3328,8 +3079,9 @@ int ssl3_send_next_proto(SSL *s) | |||
3328 | */ | 3079 | */ |
3329 | 3080 | ||
3330 | #ifndef OPENSSL_NO_TLSEXT | 3081 | #ifndef OPENSSL_NO_TLSEXT |
3331 | int ssl3_check_finished(SSL *s) | 3082 | int |
3332 | { | 3083 | ssl3_check_finished(SSL *s) |
3084 | { | ||
3333 | int ok; | 3085 | int ok; |
3334 | long n; | 3086 | long n; |
3335 | /* If we have no ticket it cannot be a resumed session. */ | 3087 | /* If we have no ticket it cannot be a resumed session. */ |
@@ -3337,36 +3089,33 @@ int ssl3_check_finished(SSL *s) | |||
3337 | return 1; | 3089 | return 1; |
3338 | /* this function is called when we really expect a Certificate | 3090 | /* this function is called when we really expect a Certificate |
3339 | * message, so permit appropriate message length */ | 3091 | * message, so permit appropriate message length */ |
3340 | n=s->method->ssl_get_message(s, | 3092 | n = s->method->ssl_get_message(s, SSL3_ST_CR_CERT_A, |
3341 | SSL3_ST_CR_CERT_A, | 3093 | SSL3_ST_CR_CERT_B, -1, s->max_cert_list, &ok); |
3342 | SSL3_ST_CR_CERT_B, | 3094 | if (!ok) |
3343 | -1, | 3095 | return ((int)n); |
3344 | s->max_cert_list, | ||
3345 | &ok); | ||
3346 | if (!ok) return((int)n); | ||
3347 | s->s3->tmp.reuse_message = 1; | 3096 | s->s3->tmp.reuse_message = 1; |
3348 | if ((s->s3->tmp.message_type == SSL3_MT_FINISHED) | 3097 | if ((s->s3->tmp.message_type == SSL3_MT_FINISHED) || |
3349 | || (s->s3->tmp.message_type == SSL3_MT_NEWSESSION_TICKET)) | 3098 | (s->s3->tmp.message_type == SSL3_MT_NEWSESSION_TICKET)) |
3350 | return 2; | 3099 | return 2; |
3351 | 3100 | ||
3352 | return 1; | 3101 | return 1; |
3353 | } | 3102 | } |
3354 | #endif | 3103 | #endif |
3355 | 3104 | ||
3356 | int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey) | 3105 | int |
3357 | { | 3106 | ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey) |
3107 | { | ||
3358 | int i = 0; | 3108 | int i = 0; |
3359 | #ifndef OPENSSL_NO_ENGINE | 3109 | #ifndef OPENSSL_NO_ENGINE |
3360 | if (s->ctx->client_cert_engine) | 3110 | if (s->ctx->client_cert_engine) { |
3361 | { | ||
3362 | i = ENGINE_load_ssl_client_cert(s->ctx->client_cert_engine, s, | 3111 | i = ENGINE_load_ssl_client_cert(s->ctx->client_cert_engine, s, |
3363 | SSL_get_client_CA_list(s), | 3112 | SSL_get_client_CA_list(s), |
3364 | px509, ppkey, NULL, NULL, NULL); | 3113 | px509, ppkey, NULL, NULL, NULL); |
3365 | if (i != 0) | 3114 | if (i != 0) |
3366 | return i; | 3115 | return i; |
3367 | } | 3116 | } |
3368 | #endif | 3117 | #endif |
3369 | if (s->ctx->client_cert_cb) | 3118 | if (s->ctx->client_cert_cb) |
3370 | i = s->ctx->client_cert_cb(s,px509,ppkey); | 3119 | i = s->ctx->client_cert_cb(s, px509, ppkey); |
3371 | return i; | 3120 | return i; |
3372 | } | 3121 | } |
diff --git a/src/lib/libssl/s3_srvr.c b/src/lib/libssl/s3_srvr.c index 518dfcd5e2..eeadb160d1 100644 --- a/src/lib/libssl/s3_srvr.c +++ b/src/lib/libssl/s3_srvr.c | |||
@@ -171,92 +171,86 @@ | |||
171 | 171 | ||
172 | static const SSL_METHOD *ssl3_get_server_method(int ver); | 172 | static const SSL_METHOD *ssl3_get_server_method(int ver); |
173 | 173 | ||
174 | static const SSL_METHOD *ssl3_get_server_method(int ver) | 174 | static const SSL_METHOD |
175 | { | 175 | *ssl3_get_server_method(int ver) |
176 | { | ||
176 | if (ver == SSL3_VERSION) | 177 | if (ver == SSL3_VERSION) |
177 | return(SSLv3_server_method()); | 178 | return (SSLv3_server_method()); |
178 | else | 179 | else |
179 | return(NULL); | 180 | return (NULL); |
180 | } | 181 | } |
181 | 182 | ||
182 | #ifndef OPENSSL_NO_SRP | 183 | #ifndef OPENSSL_NO_SRP |
183 | static int ssl_check_srp_ext_ClientHello(SSL *s, int *al) | 184 | static int |
184 | { | 185 | ssl_check_srp_ext_ClientHello(SSL *s, int *al) |
186 | { | ||
185 | int ret = SSL_ERROR_NONE; | 187 | int ret = SSL_ERROR_NONE; |
186 | 188 | ||
187 | *al = SSL_AD_UNRECOGNIZED_NAME; | 189 | *al = SSL_AD_UNRECOGNIZED_NAME; |
188 | 190 | ||
189 | if ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) && | 191 | if ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) && |
190 | (s->srp_ctx.TLS_ext_srp_username_callback != NULL)) | 192 | (s->srp_ctx.TLS_ext_srp_username_callback != NULL)) { |
191 | { | 193 | if (s->srp_ctx.login == NULL) { |
192 | if(s->srp_ctx.login == NULL) | ||
193 | { | ||
194 | /* RFC 5054 says SHOULD reject, | 194 | /* RFC 5054 says SHOULD reject, |
195 | we do so if There is no srp login name */ | 195 | we do so if There is no srp login name */ |
196 | ret = SSL3_AL_FATAL; | 196 | ret = SSL3_AL_FATAL; |
197 | *al = SSL_AD_UNKNOWN_PSK_IDENTITY; | 197 | *al = SSL_AD_UNKNOWN_PSK_IDENTITY; |
198 | } | 198 | } else { |
199 | else | 199 | ret = SSL_srp_server_param_with_username(s, al); |
200 | { | ||
201 | ret = SSL_srp_server_param_with_username(s,al); | ||
202 | } | ||
203 | } | 200 | } |
204 | return ret; | ||
205 | } | 201 | } |
202 | return ret; | ||
203 | } | ||
206 | #endif | 204 | #endif |
207 | 205 | ||
208 | IMPLEMENT_ssl3_meth_func(SSLv3_server_method, | 206 | IMPLEMENT_ssl3_meth_func(SSLv3_server_method, |
209 | ssl3_accept, | 207 | ssl3_accept, ssl_undefined_function, ssl3_get_server_method) |
210 | ssl_undefined_function, | ||
211 | ssl3_get_server_method) | ||
212 | 208 | ||
213 | int ssl3_accept(SSL *s) | 209 | int |
214 | { | 210 | ssl3_accept(SSL *s) |
211 | { | ||
215 | BUF_MEM *buf; | 212 | BUF_MEM *buf; |
216 | unsigned long alg_k,Time=(unsigned long)time(NULL); | 213 | unsigned long alg_k, Time = (unsigned long)time(NULL); |
217 | void (*cb)(const SSL *ssl,int type,int val)=NULL; | 214 | void (*cb)(const SSL *ssl, int type, int val) = NULL; |
218 | int ret= -1; | 215 | int ret = -1; |
219 | int new_state,state,skip=0; | 216 | int new_state, state, skip = 0; |
220 | 217 | ||
221 | RAND_add(&Time,sizeof(Time),0); | 218 | RAND_add(&Time, sizeof(Time), 0); |
222 | ERR_clear_error(); | 219 | ERR_clear_error(); |
223 | errno = 0; | 220 | errno = 0; |
224 | 221 | ||
225 | if (s->info_callback != NULL) | 222 | if (s->info_callback != NULL) |
226 | cb=s->info_callback; | 223 | cb = s->info_callback; |
227 | else if (s->ctx->info_callback != NULL) | 224 | else if (s->ctx->info_callback != NULL) |
228 | cb=s->ctx->info_callback; | 225 | cb = s->ctx->info_callback; |
229 | 226 | ||
230 | /* init things to blank */ | 227 | /* init things to blank */ |
231 | s->in_handshake++; | 228 | s->in_handshake++; |
232 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | 229 | if (!SSL_in_init(s) || SSL_in_before(s)) |
230 | SSL_clear(s); | ||
233 | 231 | ||
234 | if (s->cert == NULL) | 232 | if (s->cert == NULL) { |
235 | { | 233 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_NO_CERTIFICATE_SET); |
236 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_NO_CERTIFICATE_SET); | 234 | return (-1); |
237 | return(-1); | 235 | } |
238 | } | ||
239 | 236 | ||
240 | #ifndef OPENSSL_NO_HEARTBEATS | 237 | #ifndef OPENSSL_NO_HEARTBEATS |
241 | /* If we're awaiting a HeartbeatResponse, pretend we | 238 | /* If we're awaiting a HeartbeatResponse, pretend we |
242 | * already got and don't await it anymore, because | 239 | * already got and don't await it anymore, because |
243 | * Heartbeats don't make sense during handshakes anyway. | 240 | * Heartbeats don't make sense during handshakes anyway. |
244 | */ | 241 | */ |
245 | if (s->tlsext_hb_pending) | 242 | if (s->tlsext_hb_pending) { |
246 | { | ||
247 | s->tlsext_hb_pending = 0; | 243 | s->tlsext_hb_pending = 0; |
248 | s->tlsext_hb_seq++; | 244 | s->tlsext_hb_seq++; |
249 | } | 245 | } |
250 | #endif | 246 | #endif |
251 | 247 | ||
252 | for (;;) | 248 | for (;;) { |
253 | { | 249 | state = s->state; |
254 | state=s->state; | ||
255 | 250 | ||
256 | switch (s->state) | 251 | switch (s->state) { |
257 | { | ||
258 | case SSL_ST_RENEGOTIATE: | 252 | case SSL_ST_RENEGOTIATE: |
259 | s->renegotiate=1; | 253 | s->renegotiate = 1; |
260 | /* s->state=SSL_ST_ACCEPT; */ | 254 | /* s->state=SSL_ST_ACCEPT; */ |
261 | 255 | ||
262 | case SSL_ST_BEFORE: | 256 | case SSL_ST_BEFORE: |
@@ -264,146 +258,143 @@ int ssl3_accept(SSL *s) | |||
264 | case SSL_ST_BEFORE|SSL_ST_ACCEPT: | 258 | case SSL_ST_BEFORE|SSL_ST_ACCEPT: |
265 | case SSL_ST_OK|SSL_ST_ACCEPT: | 259 | case SSL_ST_OK|SSL_ST_ACCEPT: |
266 | 260 | ||
267 | s->server=1; | 261 | s->server = 1; |
268 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); | 262 | if (cb != NULL) |
263 | cb(s, SSL_CB_HANDSHAKE_START, 1); | ||
269 | 264 | ||
270 | if ((s->version>>8) != 3) | 265 | if ((s->version >> 8) != 3) { |
271 | { | ||
272 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); | 266 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); |
273 | return -1; | 267 | return -1; |
274 | } | 268 | } |
275 | s->type=SSL_ST_ACCEPT; | 269 | s->type = SSL_ST_ACCEPT; |
276 | 270 | ||
277 | if (s->init_buf == NULL) | 271 | if (s->init_buf == NULL) { |
278 | { | 272 | if ((buf = BUF_MEM_new()) == NULL) { |
279 | if ((buf=BUF_MEM_new()) == NULL) | 273 | ret = -1; |
280 | { | ||
281 | ret= -1; | ||
282 | goto end; | 274 | goto end; |
283 | } | 275 | } |
284 | if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH)) | 276 | if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) { |
285 | { | 277 | ret = -1; |
286 | ret= -1; | ||
287 | goto end; | 278 | goto end; |
288 | } | ||
289 | s->init_buf=buf; | ||
290 | } | 279 | } |
280 | s->init_buf = buf; | ||
281 | } | ||
291 | 282 | ||
292 | if (!ssl3_setup_buffers(s)) | 283 | if (!ssl3_setup_buffers(s)) { |
293 | { | 284 | ret = -1; |
294 | ret= -1; | ||
295 | goto end; | 285 | goto end; |
296 | } | 286 | } |
297 | 287 | ||
298 | s->init_num=0; | 288 | s->init_num = 0; |
299 | s->s3->flags &= ~SSL3_FLAGS_SGC_RESTART_DONE; | 289 | s->s3->flags &= ~SSL3_FLAGS_SGC_RESTART_DONE; |
300 | 290 | ||
301 | if (s->state != SSL_ST_RENEGOTIATE) | 291 | if (s->state != SSL_ST_RENEGOTIATE) { |
302 | { | ||
303 | /* Ok, we now need to push on a buffering BIO so that | 292 | /* Ok, we now need to push on a buffering BIO so that |
304 | * the output is sent in a way that TCP likes :-) | 293 | * the output is sent in a way that TCP likes :-) |
305 | */ | 294 | */ |
306 | if (!ssl_init_wbio_buffer(s,1)) { ret= -1; goto end; } | 295 | if (!ssl_init_wbio_buffer(s, 1)) { |
307 | 296 | ret = -1; | |
297 | goto end; | ||
298 | } | ||
299 | |||
308 | ssl3_init_finished_mac(s); | 300 | ssl3_init_finished_mac(s); |
309 | s->state=SSL3_ST_SR_CLNT_HELLO_A; | 301 | s->state = SSL3_ST_SR_CLNT_HELLO_A; |
310 | s->ctx->stats.sess_accept++; | 302 | s->ctx->stats.sess_accept++; |
311 | } | 303 | } else if (!s->s3->send_connection_binding && |
312 | else if (!s->s3->send_connection_binding && | 304 | !(s->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION)) { |
313 | !(s->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION)) | ||
314 | { | ||
315 | /* Server attempting to renegotiate with | 305 | /* Server attempting to renegotiate with |
316 | * client that doesn't support secure | 306 | * client that doesn't support secure |
317 | * renegotiation. | 307 | * renegotiation. |
318 | */ | 308 | */ |
319 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED); | 309 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED); |
320 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 310 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
321 | ret = -1; | 311 | ret = -1; |
322 | goto end; | 312 | goto end; |
323 | } | 313 | } else { |
324 | else | ||
325 | { | ||
326 | /* s->state == SSL_ST_RENEGOTIATE, | 314 | /* s->state == SSL_ST_RENEGOTIATE, |
327 | * we will just send a HelloRequest */ | 315 | * we will just send a HelloRequest */ |
328 | s->ctx->stats.sess_accept_renegotiate++; | 316 | s->ctx->stats.sess_accept_renegotiate++; |
329 | s->state=SSL3_ST_SW_HELLO_REQ_A; | 317 | s->state = SSL3_ST_SW_HELLO_REQ_A; |
330 | } | 318 | } |
331 | break; | 319 | break; |
332 | 320 | ||
333 | case SSL3_ST_SW_HELLO_REQ_A: | 321 | case SSL3_ST_SW_HELLO_REQ_A: |
334 | case SSL3_ST_SW_HELLO_REQ_B: | 322 | case SSL3_ST_SW_HELLO_REQ_B: |
335 | 323 | ||
336 | s->shutdown=0; | 324 | s->shutdown = 0; |
337 | ret=ssl3_send_hello_request(s); | 325 | ret = ssl3_send_hello_request(s); |
338 | if (ret <= 0) goto end; | 326 | if (ret <= 0) |
339 | s->s3->tmp.next_state=SSL3_ST_SW_HELLO_REQ_C; | 327 | goto end; |
340 | s->state=SSL3_ST_SW_FLUSH; | 328 | s->s3->tmp.next_state = SSL3_ST_SW_HELLO_REQ_C; |
341 | s->init_num=0; | 329 | s->state = SSL3_ST_SW_FLUSH; |
330 | s->init_num = 0; | ||
342 | 331 | ||
343 | ssl3_init_finished_mac(s); | 332 | ssl3_init_finished_mac(s); |
344 | break; | 333 | break; |
345 | 334 | ||
346 | case SSL3_ST_SW_HELLO_REQ_C: | 335 | case SSL3_ST_SW_HELLO_REQ_C: |
347 | s->state=SSL_ST_OK; | 336 | s->state = SSL_ST_OK; |
348 | break; | 337 | break; |
349 | 338 | ||
350 | case SSL3_ST_SR_CLNT_HELLO_A: | 339 | case SSL3_ST_SR_CLNT_HELLO_A: |
351 | case SSL3_ST_SR_CLNT_HELLO_B: | 340 | case SSL3_ST_SR_CLNT_HELLO_B: |
352 | case SSL3_ST_SR_CLNT_HELLO_C: | 341 | case SSL3_ST_SR_CLNT_HELLO_C: |
353 | 342 | ||
354 | s->shutdown=0; | 343 | s->shutdown = 0; |
355 | if (s->rwstate != SSL_X509_LOOKUP) | 344 | if (s->rwstate != SSL_X509_LOOKUP) { |
356 | { | 345 | ret = ssl3_get_client_hello(s); |
357 | ret=ssl3_get_client_hello(s); | 346 | if (ret <= 0) |
358 | if (ret <= 0) goto end; | 347 | goto end; |
359 | } | 348 | } |
360 | #ifndef OPENSSL_NO_SRP | 349 | #ifndef OPENSSL_NO_SRP |
361 | { | 350 | { |
362 | int al; | 351 | int al; |
363 | if ((ret = ssl_check_srp_ext_ClientHello(s,&al)) < 0) | 352 | if ((ret = ssl_check_srp_ext_ClientHello(s, &al)) < 0) { |
364 | { | ||
365 | /* callback indicates firther work to be done */ | 353 | /* callback indicates firther work to be done */ |
366 | s->rwstate=SSL_X509_LOOKUP; | 354 | s->rwstate = SSL_X509_LOOKUP; |
367 | goto end; | 355 | goto end; |
368 | } | 356 | } |
369 | if (ret != SSL_ERROR_NONE) | 357 | if (ret != SSL_ERROR_NONE) { |
370 | { | 358 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
371 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 359 | |
372 | /* This is not really an error but the only means to | 360 | /* This is not really an error but the only means to |
373 | for a client to detect whether srp is supported. */ | 361 | for a client to detect whether srp is supported. */ |
374 | if (al != TLS1_AD_UNKNOWN_PSK_IDENTITY) | 362 | if (al != TLS1_AD_UNKNOWN_PSK_IDENTITY) |
375 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_CLIENTHELLO_TLSEXT); | 363 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_CLIENTHELLO_TLSEXT); |
376 | ret = SSL_TLSEXT_ERR_ALERT_FATAL; | 364 | |
377 | ret= -1; | 365 | ret = SSL_TLSEXT_ERR_ALERT_FATAL; |
378 | goto end; | 366 | |
367 | ret = -1; | ||
368 | goto end; | ||
369 | |||
379 | } | 370 | } |
380 | } | 371 | } |
381 | #endif | 372 | #endif |
382 | 373 | ||
383 | s->renegotiate = 2; | 374 | s->renegotiate = 2; |
384 | s->state=SSL3_ST_SW_SRVR_HELLO_A; | 375 | s->state = SSL3_ST_SW_SRVR_HELLO_A; |
385 | s->init_num=0; | 376 | s->init_num = 0; |
386 | break; | 377 | break; |
387 | 378 | ||
388 | case SSL3_ST_SW_SRVR_HELLO_A: | 379 | case SSL3_ST_SW_SRVR_HELLO_A: |
389 | case SSL3_ST_SW_SRVR_HELLO_B: | 380 | case SSL3_ST_SW_SRVR_HELLO_B: |
390 | ret=ssl3_send_server_hello(s); | 381 | ret = ssl3_send_server_hello(s); |
391 | if (ret <= 0) goto end; | 382 | if (ret <= 0) |
383 | goto end; | ||
392 | #ifndef OPENSSL_NO_TLSEXT | 384 | #ifndef OPENSSL_NO_TLSEXT |
393 | if (s->hit) | 385 | if (s->hit) { |
394 | { | ||
395 | if (s->tlsext_ticket_expected) | 386 | if (s->tlsext_ticket_expected) |
396 | s->state=SSL3_ST_SW_SESSION_TICKET_A; | 387 | s->state = SSL3_ST_SW_SESSION_TICKET_A; |
397 | else | 388 | else |
398 | s->state=SSL3_ST_SW_CHANGE_A; | 389 | s->state = SSL3_ST_SW_CHANGE_A; |
399 | } | 390 | } |
400 | #else | 391 | #else |
401 | if (s->hit) | 392 | if (s->hit) |
402 | s->state=SSL3_ST_SW_CHANGE_A; | 393 | s->state = SSL3_ST_SW_CHANGE_A; |
403 | #endif | 394 | #endif |
404 | else | 395 | else |
405 | s->state=SSL3_ST_SW_CERT_A; | 396 | s->state = SSL3_ST_SW_CERT_A; |
406 | s->init_num=0; | 397 | s->init_num = 0; |
407 | break; | 398 | break; |
408 | 399 | ||
409 | case SSL3_ST_SW_CERT_A: | 400 | case SSL3_ST_SW_CERT_A: |
@@ -412,29 +403,26 @@ int ssl3_accept(SSL *s) | |||
412 | /* normal PSK or KRB5 or SRP */ | 403 | /* normal PSK or KRB5 or SRP */ |
413 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 404 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) |
414 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) | 405 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) |
415 | && !(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 406 | && !(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) { |
416 | { | 407 | ret = ssl3_send_server_certificate(s); |
417 | ret=ssl3_send_server_certificate(s); | 408 | if (ret <= 0) |
418 | if (ret <= 0) goto end; | 409 | goto end; |
419 | #ifndef OPENSSL_NO_TLSEXT | 410 | #ifndef OPENSSL_NO_TLSEXT |
420 | if (s->tlsext_status_expected) | 411 | if (s->tlsext_status_expected) |
421 | s->state=SSL3_ST_SW_CERT_STATUS_A; | 412 | s->state = SSL3_ST_SW_CERT_STATUS_A; |
422 | else | 413 | else |
423 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 414 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
424 | } | 415 | } else { |
425 | else | ||
426 | { | ||
427 | skip = 1; | 416 | skip = 1; |
428 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 417 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
429 | } | 418 | } |
430 | #else | 419 | #else |
431 | } | 420 | } else |
432 | else | 421 | skip = 1; |
433 | skip=1; | ||
434 | 422 | ||
435 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 423 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
436 | #endif | 424 | #endif |
437 | s->init_num=0; | 425 | s->init_num = 0; |
438 | break; | 426 | break; |
439 | 427 | ||
440 | case SSL3_ST_SW_KEY_EXCH_A: | 428 | case SSL3_ST_SW_KEY_EXCH_A: |
@@ -445,16 +433,16 @@ int ssl3_accept(SSL *s) | |||
445 | * send_server_key_exchange */ | 433 | * send_server_key_exchange */ |
446 | if ((s->options & SSL_OP_EPHEMERAL_RSA) | 434 | if ((s->options & SSL_OP_EPHEMERAL_RSA) |
447 | #ifndef OPENSSL_NO_KRB5 | 435 | #ifndef OPENSSL_NO_KRB5 |
448 | && !(alg_k & SSL_kKRB5) | 436 | && !(alg_k & SSL_kKRB5) |
449 | #endif /* OPENSSL_NO_KRB5 */ | 437 | #endif /* OPENSSL_NO_KRB5 */ |
450 | ) | 438 | ) |
451 | /* option SSL_OP_EPHEMERAL_RSA sends temporary RSA key | 439 | /* option SSL_OP_EPHEMERAL_RSA sends temporary RSA key |
452 | * even when forbidden by protocol specs | 440 | * even when forbidden by protocol specs |
453 | * (handshake may fail as clients are not required to | 441 | * (handshake may fail as clients are not required to |
454 | * be able to handle this) */ | 442 | * be able to handle this) */ |
455 | s->s3->tmp.use_rsa_tmp=1; | 443 | s->s3->tmp.use_rsa_tmp = 1; |
456 | else | 444 | else |
457 | s->s3->tmp.use_rsa_tmp=0; | 445 | s->s3->tmp.use_rsa_tmp = 0; |
458 | 446 | ||
459 | 447 | ||
460 | /* only send if a DH key exchange, fortezza or | 448 | /* only send if a DH key exchange, fortezza or |
@@ -475,83 +463,81 @@ int ssl3_accept(SSL *s) | |||
475 | || ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint) | 463 | || ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint) |
476 | #endif | 464 | #endif |
477 | #ifndef OPENSSL_NO_SRP | 465 | #ifndef OPENSSL_NO_SRP |
478 | /* SRP: send ServerKeyExchange */ | 466 | /* SRP: send ServerKeyExchange */ |
479 | || (alg_k & SSL_kSRP) | 467 | || (alg_k & SSL_kSRP) |
480 | #endif | 468 | #endif |
481 | || (alg_k & (SSL_kDHr|SSL_kDHd|SSL_kEDH)) | 469 | || (alg_k & (SSL_kDHr|SSL_kDHd|SSL_kEDH)) |
482 | || (alg_k & SSL_kEECDH) | 470 | || (alg_k & SSL_kEECDH) |
483 | || ((alg_k & SSL_kRSA) | 471 | || ((alg_k & SSL_kRSA) |
484 | && (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL | 472 | && (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL |
485 | || (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) | 473 | || (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) |
486 | && EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher) | 474 | && EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher) |
487 | ) | ||
488 | ) | ||
489 | ) | ||
490 | ) | 475 | ) |
491 | { | 476 | ) |
492 | ret=ssl3_send_server_key_exchange(s); | 477 | ) |
493 | if (ret <= 0) goto end; | 478 | ) { |
494 | } | 479 | ret = ssl3_send_server_key_exchange(s); |
495 | else | 480 | if (ret <= 0) |
496 | skip=1; | 481 | goto end; |
482 | } else | ||
483 | skip = 1; | ||
497 | 484 | ||
498 | s->state=SSL3_ST_SW_CERT_REQ_A; | 485 | s->state = SSL3_ST_SW_CERT_REQ_A; |
499 | s->init_num=0; | 486 | s->init_num = 0; |
500 | break; | 487 | break; |
501 | 488 | ||
502 | case SSL3_ST_SW_CERT_REQ_A: | 489 | case SSL3_ST_SW_CERT_REQ_A: |
503 | case SSL3_ST_SW_CERT_REQ_B: | 490 | case SSL3_ST_SW_CERT_REQ_B: |
504 | if (/* don't request cert unless asked for it: */ | 491 | if (/* don't request cert unless asked for it: */ |
505 | !(s->verify_mode & SSL_VERIFY_PEER) || | 492 | !(s->verify_mode & SSL_VERIFY_PEER) || |
506 | /* if SSL_VERIFY_CLIENT_ONCE is set, | 493 | /* if SSL_VERIFY_CLIENT_ONCE is set, |
507 | * don't request cert during re-negotiation: */ | 494 | * don't request cert during re-negotiation: */ |
508 | ((s->session->peer != NULL) && | 495 | ((s->session->peer != NULL) && |
509 | (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) || | 496 | (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) || |
510 | /* never request cert in anonymous ciphersuites | 497 | /* never request cert in anonymous ciphersuites |
511 | * (see section "Certificate request" in SSL 3 drafts | 498 | * (see section "Certificate request" in SSL 3 drafts |
512 | * and in RFC 2246): */ | 499 | * and in RFC 2246): */ |
513 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && | 500 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
514 | /* ... except when the application insists on verification | 501 | /* ... except when the application insists on verification |
515 | * (against the specs, but s3_clnt.c accepts this for SSL 3) */ | 502 | * (against the specs, but s3_clnt.c accepts this for SSL 3) */ |
516 | !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) || | 503 | !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) || |
517 | /* never request cert in Kerberos ciphersuites */ | 504 | /* never request cert in Kerberos ciphersuites */ |
518 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) | 505 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) |
519 | /* With normal PSK Certificates and | 506 | /* With normal PSK Certificates and |
520 | * Certificate Requests are omitted */ | 507 | * Certificate Requests are omitted */ |
521 | || (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 508 | || (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
522 | { | ||
523 | /* no cert request */ | 509 | /* no cert request */ |
524 | skip=1; | 510 | skip = 1; |
525 | s->s3->tmp.cert_request=0; | 511 | s->s3->tmp.cert_request = 0; |
526 | s->state=SSL3_ST_SW_SRVR_DONE_A; | 512 | s->state = SSL3_ST_SW_SRVR_DONE_A; |
527 | if (s->s3->handshake_buffer) | 513 | if (s->s3->handshake_buffer) |
528 | if (!ssl3_digest_cached_records(s)) | 514 | if (!ssl3_digest_cached_records(s)) |
529 | return -1; | 515 | return -1; |
530 | } | 516 | } else { |
531 | else | 517 | s->s3->tmp.cert_request = 1; |
532 | { | 518 | ret = ssl3_send_certificate_request(s); |
533 | s->s3->tmp.cert_request=1; | 519 | if (ret <= 0) |
534 | ret=ssl3_send_certificate_request(s); | 520 | goto end; |
535 | if (ret <= 0) goto end; | ||
536 | #ifndef NETSCAPE_HANG_BUG | 521 | #ifndef NETSCAPE_HANG_BUG |
537 | s->state=SSL3_ST_SW_SRVR_DONE_A; | 522 | s->state = SSL3_ST_SW_SRVR_DONE_A; |
538 | #else | 523 | #else |
539 | s->state=SSL3_ST_SW_FLUSH; | 524 | s->state = SSL3_ST_SW_FLUSH; |
540 | s->s3->tmp.next_state=SSL3_ST_SR_CERT_A; | 525 | s->s3->tmp.next_state = SSL3_ST_SR_CERT_A; |
541 | #endif | 526 | #endif |
542 | s->init_num=0; | 527 | s->init_num = 0; |
543 | } | 528 | } |
544 | break; | 529 | break; |
545 | 530 | ||
546 | case SSL3_ST_SW_SRVR_DONE_A: | 531 | case SSL3_ST_SW_SRVR_DONE_A: |
547 | case SSL3_ST_SW_SRVR_DONE_B: | 532 | case SSL3_ST_SW_SRVR_DONE_B: |
548 | ret=ssl3_send_server_done(s); | 533 | ret = ssl3_send_server_done(s); |
549 | if (ret <= 0) goto end; | 534 | if (ret <= 0) |
550 | s->s3->tmp.next_state=SSL3_ST_SR_CERT_A; | 535 | goto end; |
551 | s->state=SSL3_ST_SW_FLUSH; | 536 | s->s3->tmp.next_state = SSL3_ST_SR_CERT_A; |
552 | s->init_num=0; | 537 | s->state = SSL3_ST_SW_FLUSH; |
538 | s->init_num = 0; | ||
553 | break; | 539 | break; |
554 | 540 | ||
555 | case SSL3_ST_SW_FLUSH: | 541 | case SSL3_ST_SW_FLUSH: |
556 | 542 | ||
557 | /* This code originally checked to see if | 543 | /* This code originally checked to see if |
@@ -564,15 +550,14 @@ int ssl3_accept(SSL *s) | |||
564 | * unconditionally. | 550 | * unconditionally. |
565 | */ | 551 | */ |
566 | 552 | ||
567 | s->rwstate=SSL_WRITING; | 553 | s->rwstate = SSL_WRITING; |
568 | if (BIO_flush(s->wbio) <= 0) | 554 | if (BIO_flush(s->wbio) <= 0) { |
569 | { | 555 | ret = -1; |
570 | ret= -1; | ||
571 | goto end; | 556 | goto end; |
572 | } | 557 | } |
573 | s->rwstate=SSL_NOTHING; | 558 | s->rwstate = SSL_NOTHING; |
574 | 559 | ||
575 | s->state=s->s3->tmp.next_state; | 560 | s->state = s->s3->tmp.next_state; |
576 | break; | 561 | break; |
577 | 562 | ||
578 | case SSL3_ST_SR_CERT_A: | 563 | case SSL3_ST_SR_CERT_A: |
@@ -584,23 +569,22 @@ int ssl3_accept(SSL *s) | |||
584 | if (ret == 2) | 569 | if (ret == 2) |
585 | s->state = SSL3_ST_SR_CLNT_HELLO_C; | 570 | s->state = SSL3_ST_SR_CLNT_HELLO_C; |
586 | else { | 571 | else { |
587 | if (s->s3->tmp.cert_request) | 572 | if (s->s3->tmp.cert_request) { |
588 | { | 573 | ret = ssl3_get_client_certificate(s); |
589 | ret=ssl3_get_client_certificate(s); | 574 | if (ret <= 0) |
590 | if (ret <= 0) goto end; | 575 | goto end; |
591 | } | 576 | } |
592 | s->init_num=0; | 577 | s->init_num = 0; |
593 | s->state=SSL3_ST_SR_KEY_EXCH_A; | 578 | s->state = SSL3_ST_SR_KEY_EXCH_A; |
594 | } | 579 | } |
595 | break; | 580 | break; |
596 | 581 | ||
597 | case SSL3_ST_SR_KEY_EXCH_A: | 582 | case SSL3_ST_SR_KEY_EXCH_A: |
598 | case SSL3_ST_SR_KEY_EXCH_B: | 583 | case SSL3_ST_SR_KEY_EXCH_B: |
599 | ret=ssl3_get_client_key_exchange(s); | 584 | ret = ssl3_get_client_key_exchange(s); |
600 | if (ret <= 0) | 585 | if (ret <= 0) |
601 | goto end; | 586 | goto end; |
602 | if (ret == 2) | 587 | if (ret == 2) { |
603 | { | ||
604 | /* For the ECDH ciphersuites when | 588 | /* For the ECDH ciphersuites when |
605 | * the client sends its ECDH pub key in | 589 | * the client sends its ECDH pub key in |
606 | * a certificate, the CertificateVerify | 590 | * a certificate, the CertificateVerify |
@@ -610,40 +594,35 @@ int ssl3_accept(SSL *s) | |||
610 | * for key exchange. | 594 | * for key exchange. |
611 | */ | 595 | */ |
612 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 596 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
613 | s->state=SSL3_ST_SR_FINISHED_A; | 597 | s->state = SSL3_ST_SR_FINISHED_A; |
614 | #else | 598 | #else |
615 | if (s->s3->next_proto_neg_seen) | 599 | if (s->s3->next_proto_neg_seen) |
616 | s->state=SSL3_ST_SR_NEXT_PROTO_A; | 600 | s->state = SSL3_ST_SR_NEXT_PROTO_A; |
617 | else | 601 | else |
618 | s->state=SSL3_ST_SR_FINISHED_A; | 602 | s->state = SSL3_ST_SR_FINISHED_A; |
619 | #endif | 603 | #endif |
620 | s->init_num = 0; | 604 | s->init_num = 0; |
621 | } | 605 | } else if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
622 | else if (TLS1_get_version(s) >= TLS1_2_VERSION) | 606 | s->state = SSL3_ST_SR_CERT_VRFY_A; |
623 | { | 607 | s->init_num = 0; |
624 | s->state=SSL3_ST_SR_CERT_VRFY_A; | ||
625 | s->init_num=0; | ||
626 | if (!s->session->peer) | 608 | if (!s->session->peer) |
627 | break; | 609 | break; |
628 | /* For TLS v1.2 freeze the handshake buffer | 610 | /* For TLS v1.2 freeze the handshake buffer |
629 | * at this point and digest cached records. | 611 | * at this point and digest cached records. |
630 | */ | 612 | */ |
631 | if (!s->s3->handshake_buffer) | 613 | if (!s->s3->handshake_buffer) { |
632 | { | 614 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); |
633 | SSLerr(SSL_F_SSL3_ACCEPT,ERR_R_INTERNAL_ERROR); | ||
634 | return -1; | 615 | return -1; |
635 | } | 616 | } |
636 | s->s3->flags |= TLS1_FLAGS_KEEP_HANDSHAKE; | 617 | s->s3->flags |= TLS1_FLAGS_KEEP_HANDSHAKE; |
637 | if (!ssl3_digest_cached_records(s)) | 618 | if (!ssl3_digest_cached_records(s)) |
638 | return -1; | 619 | return -1; |
639 | } | 620 | } else { |
640 | else | 621 | int offset = 0; |
641 | { | ||
642 | int offset=0; | ||
643 | int dgst_num; | 622 | int dgst_num; |
644 | 623 | ||
645 | s->state=SSL3_ST_SR_CERT_VRFY_A; | 624 | s->state = SSL3_ST_SR_CERT_VRFY_A; |
646 | s->init_num=0; | 625 | s->init_num = 0; |
647 | 626 | ||
648 | /* We need to get hashes here so if there is | 627 | /* We need to get hashes here so if there is |
649 | * a client cert, it can be verified | 628 | * a client cert, it can be verified |
@@ -653,82 +632,85 @@ int ssl3_accept(SSL *s) | |||
653 | if (s->s3->handshake_buffer) | 632 | if (s->s3->handshake_buffer) |
654 | if (!ssl3_digest_cached_records(s)) | 633 | if (!ssl3_digest_cached_records(s)) |
655 | return -1; | 634 | return -1; |
656 | for (dgst_num=0; dgst_num<SSL_MAX_DIGEST;dgst_num++) | 635 | for (dgst_num = 0; dgst_num < SSL_MAX_DIGEST; dgst_num++) |
657 | if (s->s3->handshake_dgst[dgst_num]) | 636 | if (s->s3->handshake_dgst[dgst_num]) { |
658 | { | 637 | int dgst_size; |
659 | int dgst_size; | 638 | |
660 | 639 | s->method->ssl3_enc->cert_verify_mac(s, EVP_MD_CTX_type(s->s3->handshake_dgst[dgst_num]), &(s->s3->tmp.cert_verify_md[offset])); | |
661 | s->method->ssl3_enc->cert_verify_mac(s,EVP_MD_CTX_type(s->s3->handshake_dgst[dgst_num]),&(s->s3->tmp.cert_verify_md[offset])); | 640 | dgst_size = EVP_MD_CTX_size(s->s3->handshake_dgst[dgst_num]); |
662 | dgst_size=EVP_MD_CTX_size(s->s3->handshake_dgst[dgst_num]); | 641 | if (dgst_size < 0) { |
663 | if (dgst_size < 0) | 642 | ret = -1; |
664 | { | 643 | goto end; |
665 | ret = -1; | 644 | } |
666 | goto end; | 645 | offset += dgst_size; |
667 | } | ||
668 | offset+=dgst_size; | ||
669 | } | ||
670 | } | 646 | } |
647 | } | ||
671 | break; | 648 | break; |
672 | 649 | ||
673 | case SSL3_ST_SR_CERT_VRFY_A: | 650 | case SSL3_ST_SR_CERT_VRFY_A: |
674 | case SSL3_ST_SR_CERT_VRFY_B: | 651 | case SSL3_ST_SR_CERT_VRFY_B: |
675 | 652 | ||
676 | /* we should decide if we expected this one */ | 653 | /* we should decide if we expected this one */ |
677 | ret=ssl3_get_cert_verify(s); | 654 | ret = ssl3_get_cert_verify(s); |
678 | if (ret <= 0) goto end; | 655 | if (ret <= 0) |
656 | goto end; | ||
679 | 657 | ||
680 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 658 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
681 | s->state=SSL3_ST_SR_FINISHED_A; | 659 | s->state = SSL3_ST_SR_FINISHED_A; |
682 | #else | 660 | #else |
683 | if (s->s3->next_proto_neg_seen) | 661 | if (s->s3->next_proto_neg_seen) |
684 | s->state=SSL3_ST_SR_NEXT_PROTO_A; | 662 | s->state = SSL3_ST_SR_NEXT_PROTO_A; |
685 | else | 663 | else |
686 | s->state=SSL3_ST_SR_FINISHED_A; | 664 | s->state = SSL3_ST_SR_FINISHED_A; |
687 | #endif | 665 | #endif |
688 | s->init_num=0; | 666 | s->init_num = 0; |
689 | break; | 667 | break; |
690 | 668 | ||
691 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 669 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
692 | case SSL3_ST_SR_NEXT_PROTO_A: | 670 | case SSL3_ST_SR_NEXT_PROTO_A: |
693 | case SSL3_ST_SR_NEXT_PROTO_B: | 671 | case SSL3_ST_SR_NEXT_PROTO_B: |
694 | ret=ssl3_get_next_proto(s); | 672 | ret = ssl3_get_next_proto(s); |
695 | if (ret <= 0) goto end; | 673 | if (ret <= 0) |
674 | goto end; | ||
696 | s->init_num = 0; | 675 | s->init_num = 0; |
697 | s->state=SSL3_ST_SR_FINISHED_A; | 676 | s->state = SSL3_ST_SR_FINISHED_A; |
698 | break; | 677 | break; |
699 | #endif | 678 | #endif |
700 | 679 | ||
701 | case SSL3_ST_SR_FINISHED_A: | 680 | case SSL3_ST_SR_FINISHED_A: |
702 | case SSL3_ST_SR_FINISHED_B: | 681 | case SSL3_ST_SR_FINISHED_B: |
703 | ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A, | 682 | ret = ssl3_get_finished(s, SSL3_ST_SR_FINISHED_A, |
704 | SSL3_ST_SR_FINISHED_B); | 683 | SSL3_ST_SR_FINISHED_B); |
705 | if (ret <= 0) goto end; | 684 | if (ret <= 0) |
685 | goto end; | ||
706 | if (s->hit) | 686 | if (s->hit) |
707 | s->state=SSL_ST_OK; | 687 | s->state = SSL_ST_OK; |
708 | #ifndef OPENSSL_NO_TLSEXT | 688 | #ifndef OPENSSL_NO_TLSEXT |
709 | else if (s->tlsext_ticket_expected) | 689 | else if (s->tlsext_ticket_expected) |
710 | s->state=SSL3_ST_SW_SESSION_TICKET_A; | 690 | s->state = SSL3_ST_SW_SESSION_TICKET_A; |
711 | #endif | 691 | #endif |
712 | else | 692 | else |
713 | s->state=SSL3_ST_SW_CHANGE_A; | 693 | s->state = SSL3_ST_SW_CHANGE_A; |
714 | s->init_num=0; | 694 | s->init_num = 0; |
715 | break; | 695 | break; |
716 | 696 | ||
717 | #ifndef OPENSSL_NO_TLSEXT | 697 | #ifndef OPENSSL_NO_TLSEXT |
718 | case SSL3_ST_SW_SESSION_TICKET_A: | 698 | case SSL3_ST_SW_SESSION_TICKET_A: |
719 | case SSL3_ST_SW_SESSION_TICKET_B: | 699 | case SSL3_ST_SW_SESSION_TICKET_B: |
720 | ret=ssl3_send_newsession_ticket(s); | 700 | ret = ssl3_send_newsession_ticket(s); |
721 | if (ret <= 0) goto end; | 701 | if (ret <= 0) |
722 | s->state=SSL3_ST_SW_CHANGE_A; | 702 | goto end; |
723 | s->init_num=0; | 703 | s->state = SSL3_ST_SW_CHANGE_A; |
704 | s->init_num = 0; | ||
724 | break; | 705 | break; |
725 | 706 | ||
726 | case SSL3_ST_SW_CERT_STATUS_A: | 707 | case SSL3_ST_SW_CERT_STATUS_A: |
727 | case SSL3_ST_SW_CERT_STATUS_B: | 708 | case SSL3_ST_SW_CERT_STATUS_B: |
728 | ret=ssl3_send_cert_status(s); | 709 | ret = ssl3_send_cert_status(s); |
729 | if (ret <= 0) goto end; | 710 | if (ret <= 0) |
730 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 711 | goto end; |
731 | s->init_num=0; | 712 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
713 | s->init_num = 0; | ||
732 | break; | 714 | break; |
733 | 715 | ||
734 | #endif | 716 | #endif |
@@ -736,48 +718,49 @@ int ssl3_accept(SSL *s) | |||
736 | case SSL3_ST_SW_CHANGE_A: | 718 | case SSL3_ST_SW_CHANGE_A: |
737 | case SSL3_ST_SW_CHANGE_B: | 719 | case SSL3_ST_SW_CHANGE_B: |
738 | 720 | ||
739 | s->session->cipher=s->s3->tmp.new_cipher; | 721 | s->session->cipher = s->s3->tmp.new_cipher; |
740 | if (!s->method->ssl3_enc->setup_key_block(s)) | 722 | if (!s->method->ssl3_enc->setup_key_block(s)) { |
741 | { ret= -1; goto end; } | 723 | ret = -1; |
724 | goto end; | ||
725 | } | ||
742 | 726 | ||
743 | ret=ssl3_send_change_cipher_spec(s, | 727 | ret = ssl3_send_change_cipher_spec(s, |
744 | SSL3_ST_SW_CHANGE_A,SSL3_ST_SW_CHANGE_B); | 728 | SSL3_ST_SW_CHANGE_A, SSL3_ST_SW_CHANGE_B); |
745 | 729 | ||
746 | if (ret <= 0) goto end; | 730 | if (ret <= 0) |
747 | s->state=SSL3_ST_SW_FINISHED_A; | 731 | goto end; |
748 | s->init_num=0; | 732 | s->state = SSL3_ST_SW_FINISHED_A; |
733 | s->init_num = 0; | ||
749 | 734 | ||
750 | if (!s->method->ssl3_enc->change_cipher_state(s, | 735 | if (!s->method->ssl3_enc->change_cipher_state( |
751 | SSL3_CHANGE_CIPHER_SERVER_WRITE)) | 736 | s, SSL3_CHANGE_CIPHER_SERVER_WRITE)) { |
752 | { | 737 | ret = -1; |
753 | ret= -1; | ||
754 | goto end; | 738 | goto end; |
755 | } | 739 | } |
756 | 740 | ||
757 | break; | 741 | break; |
758 | 742 | ||
759 | case SSL3_ST_SW_FINISHED_A: | 743 | case SSL3_ST_SW_FINISHED_A: |
760 | case SSL3_ST_SW_FINISHED_B: | 744 | case SSL3_ST_SW_FINISHED_B: |
761 | ret=ssl3_send_finished(s, | 745 | ret = ssl3_send_finished(s, |
762 | SSL3_ST_SW_FINISHED_A,SSL3_ST_SW_FINISHED_B, | 746 | SSL3_ST_SW_FINISHED_A, SSL3_ST_SW_FINISHED_B, |
763 | s->method->ssl3_enc->server_finished_label, | 747 | s->method->ssl3_enc->server_finished_label, |
764 | s->method->ssl3_enc->server_finished_label_len); | 748 | s->method->ssl3_enc->server_finished_label_len); |
765 | if (ret <= 0) goto end; | 749 | if (ret <= 0) |
766 | s->state=SSL3_ST_SW_FLUSH; | 750 | goto end; |
767 | if (s->hit) | 751 | s->state = SSL3_ST_SW_FLUSH; |
768 | { | 752 | if (s->hit) { |
769 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 753 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
770 | s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A; | 754 | s->s3->tmp.next_state = SSL3_ST_SR_FINISHED_A; |
771 | #else | 755 | #else |
772 | if (s->s3->next_proto_neg_seen) | 756 | if (s->s3->next_proto_neg_seen) |
773 | s->s3->tmp.next_state=SSL3_ST_SR_NEXT_PROTO_A; | 757 | s->s3->tmp.next_state = SSL3_ST_SR_NEXT_PROTO_A; |
774 | else | 758 | else |
775 | s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A; | 759 | s->s3->tmp.next_state = SSL3_ST_SR_FINISHED_A; |
776 | #endif | 760 | #endif |
777 | } | 761 | } else |
778 | else | 762 | s->s3->tmp.next_state = SSL_ST_OK; |
779 | s->s3->tmp.next_state=SSL_ST_OK; | 763 | s->init_num = 0; |
780 | s->init_num=0; | ||
781 | break; | 764 | break; |
782 | 765 | ||
783 | case SSL_ST_OK: | 766 | case SSL_ST_OK: |
@@ -785,146 +768,143 @@ int ssl3_accept(SSL *s) | |||
785 | ssl3_cleanup_key_block(s); | 768 | ssl3_cleanup_key_block(s); |
786 | 769 | ||
787 | BUF_MEM_free(s->init_buf); | 770 | BUF_MEM_free(s->init_buf); |
788 | s->init_buf=NULL; | 771 | s->init_buf = NULL; |
789 | 772 | ||
790 | /* remove buffering on output */ | 773 | /* remove buffering on output */ |
791 | ssl_free_wbio_buffer(s); | 774 | ssl_free_wbio_buffer(s); |
792 | 775 | ||
793 | s->init_num=0; | 776 | s->init_num = 0; |
794 | 777 | ||
795 | if (s->renegotiate == 2) /* skipped if we just sent a HelloRequest */ | 778 | if (s->renegotiate == 2) /* skipped if we just sent a HelloRequest */ |
796 | { | 779 | { |
797 | s->renegotiate=0; | 780 | s->renegotiate = 0; |
798 | s->new_session=0; | 781 | s->new_session = 0; |
799 | 782 | ||
800 | ssl_update_cache(s,SSL_SESS_CACHE_SERVER); | 783 | ssl_update_cache(s, SSL_SESS_CACHE_SERVER); |
801 | 784 | ||
802 | s->ctx->stats.sess_accept_good++; | 785 | s->ctx->stats.sess_accept_good++; |
803 | /* s->server=1; */ | 786 | /* s->server=1; */ |
804 | s->handshake_func=ssl3_accept; | 787 | s->handshake_func = ssl3_accept; |
788 | |||
789 | if (cb != NULL) | ||
790 | cb(s, SSL_CB_HANDSHAKE_DONE, 1); | ||
791 | } | ||
805 | 792 | ||
806 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1); | ||
807 | } | ||
808 | |||
809 | ret = 1; | 793 | ret = 1; |
810 | goto end; | 794 | goto end; |
811 | /* break; */ | 795 | /* break; */ |
812 | 796 | ||
813 | default: | 797 | default: |
814 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_UNKNOWN_STATE); | 798 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNKNOWN_STATE); |
815 | ret= -1; | 799 | ret = -1; |
816 | goto end; | 800 | goto end; |
817 | /* break; */ | 801 | /* break; */ |
818 | } | 802 | } |
819 | 803 | ||
820 | if (!s->s3->tmp.reuse_message && !skip) | 804 | if (!s->s3->tmp.reuse_message && !skip) { |
821 | { | 805 | if (s->debug) { |
822 | if (s->debug) | 806 | if ((ret = BIO_flush(s->wbio)) <= 0) |
823 | { | ||
824 | if ((ret=BIO_flush(s->wbio)) <= 0) | ||
825 | goto end; | 807 | goto end; |
826 | } | 808 | } |
827 | 809 | ||
828 | 810 | ||
829 | if ((cb != NULL) && (s->state != state)) | 811 | if ((cb != NULL) && (s->state != state)) { |
830 | { | 812 | new_state = s->state; |
831 | new_state=s->state; | 813 | s->state = state; |
832 | s->state=state; | 814 | cb(s, SSL_CB_ACCEPT_LOOP, 1); |
833 | cb(s,SSL_CB_ACCEPT_LOOP,1); | 815 | s->state = new_state; |
834 | s->state=new_state; | ||
835 | } | ||
836 | } | 816 | } |
837 | skip=0; | ||
838 | } | 817 | } |
818 | skip = 0; | ||
819 | } | ||
839 | end: | 820 | end: |
840 | /* BIO_flush(s->wbio); */ | 821 | /* BIO_flush(s->wbio); */ |
841 | 822 | ||
842 | s->in_handshake--; | 823 | s->in_handshake--; |
843 | if (cb != NULL) | 824 | if (cb != NULL) |
844 | cb(s,SSL_CB_ACCEPT_EXIT,ret); | 825 | cb(s, SSL_CB_ACCEPT_EXIT, ret); |
845 | return(ret); | 826 | return (ret); |
846 | } | 827 | } |
847 | 828 | ||
848 | int ssl3_send_hello_request(SSL *s) | 829 | int |
849 | { | 830 | ssl3_send_hello_request(SSL *s) |
831 | { | ||
850 | unsigned char *p; | 832 | unsigned char *p; |
851 | 833 | ||
852 | if (s->state == SSL3_ST_SW_HELLO_REQ_A) | 834 | if (s->state == SSL3_ST_SW_HELLO_REQ_A) { |
853 | { | 835 | p = (unsigned char *)s->init_buf->data; |
854 | p=(unsigned char *)s->init_buf->data; | 836 | *(p++) = SSL3_MT_HELLO_REQUEST; |
855 | *(p++)=SSL3_MT_HELLO_REQUEST; | 837 | *(p++) = 0; |
856 | *(p++)=0; | 838 | *(p++) = 0; |
857 | *(p++)=0; | 839 | *(p++) = 0; |
858 | *(p++)=0; | ||
859 | 840 | ||
860 | s->state=SSL3_ST_SW_HELLO_REQ_B; | 841 | s->state = SSL3_ST_SW_HELLO_REQ_B; |
861 | /* number of bytes to write */ | 842 | /* number of bytes to write */ |
862 | s->init_num=4; | 843 | s->init_num = 4; |
863 | s->init_off=0; | 844 | s->init_off = 0; |
864 | } | 845 | } |
865 | 846 | ||
866 | /* SSL3_ST_SW_HELLO_REQ_B */ | 847 | /* SSL3_ST_SW_HELLO_REQ_B */ |
867 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 848 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
868 | } | 849 | } |
869 | 850 | ||
870 | int ssl3_check_client_hello(SSL *s) | 851 | int |
871 | { | 852 | ssl3_check_client_hello(SSL *s) |
853 | { | ||
872 | int ok; | 854 | int ok; |
873 | long n; | 855 | long n; |
874 | 856 | ||
875 | /* this function is called when we really expect a Certificate message, | 857 | /* this function is called when we really expect a Certificate message, |
876 | * so permit appropriate message length */ | 858 | * so permit appropriate message length */ |
877 | n=s->method->ssl_get_message(s, | 859 | n = s->method->ssl_get_message(s, |
878 | SSL3_ST_SR_CERT_A, | 860 | SSL3_ST_SR_CERT_A, |
879 | SSL3_ST_SR_CERT_B, | 861 | SSL3_ST_SR_CERT_B, |
880 | -1, | 862 | -1, |
881 | s->max_cert_list, | 863 | s->max_cert_list, |
882 | &ok); | 864 | &ok); |
883 | if (!ok) return((int)n); | 865 | if (!ok) |
866 | return ((int)n); | ||
884 | s->s3->tmp.reuse_message = 1; | 867 | s->s3->tmp.reuse_message = 1; |
885 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO) | 868 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO) { |
886 | { | ||
887 | /* We only allow the client to restart the handshake once per | 869 | /* We only allow the client to restart the handshake once per |
888 | * negotiation. */ | 870 | * negotiation. */ |
889 | if (s->s3->flags & SSL3_FLAGS_SGC_RESTART_DONE) | 871 | if (s->s3->flags & SSL3_FLAGS_SGC_RESTART_DONE) { |
890 | { | ||
891 | SSLerr(SSL_F_SSL3_CHECK_CLIENT_HELLO, SSL_R_MULTIPLE_SGC_RESTARTS); | 872 | SSLerr(SSL_F_SSL3_CHECK_CLIENT_HELLO, SSL_R_MULTIPLE_SGC_RESTARTS); |
892 | return -1; | 873 | return -1; |
893 | } | 874 | } |
894 | /* Throw away what we have done so far in the current handshake, | 875 | /* Throw away what we have done so far in the current handshake, |
895 | * which will now be aborted. (A full SSL_clear would be too much.) */ | 876 | * which will now be aborted. (A full SSL_clear would be too much.) */ |
896 | #ifndef OPENSSL_NO_DH | 877 | #ifndef OPENSSL_NO_DH |
897 | if (s->s3->tmp.dh != NULL) | 878 | if (s->s3->tmp.dh != NULL) { |
898 | { | ||
899 | DH_free(s->s3->tmp.dh); | 879 | DH_free(s->s3->tmp.dh); |
900 | s->s3->tmp.dh = NULL; | 880 | s->s3->tmp.dh = NULL; |
901 | } | 881 | } |
902 | #endif | 882 | #endif |
903 | #ifndef OPENSSL_NO_ECDH | 883 | #ifndef OPENSSL_NO_ECDH |
904 | if (s->s3->tmp.ecdh != NULL) | 884 | if (s->s3->tmp.ecdh != NULL) { |
905 | { | ||
906 | EC_KEY_free(s->s3->tmp.ecdh); | 885 | EC_KEY_free(s->s3->tmp.ecdh); |
907 | s->s3->tmp.ecdh = NULL; | 886 | s->s3->tmp.ecdh = NULL; |
908 | } | 887 | } |
909 | #endif | 888 | #endif |
910 | s->s3->flags |= SSL3_FLAGS_SGC_RESTART_DONE; | 889 | s->s3->flags |= SSL3_FLAGS_SGC_RESTART_DONE; |
911 | return 2; | 890 | return 2; |
912 | } | 891 | } |
913 | return 1; | 892 | return 1; |
914 | } | 893 | } |
915 | 894 | ||
916 | int ssl3_get_client_hello(SSL *s) | 895 | int |
917 | { | 896 | ssl3_get_client_hello(SSL *s) |
918 | int i,j,ok,al,ret= -1; | 897 | { |
898 | int i, j, ok, al, ret = -1; | ||
919 | unsigned int cookie_len; | 899 | unsigned int cookie_len; |
920 | long n; | 900 | long n; |
921 | unsigned long id; | 901 | unsigned long id; |
922 | unsigned char *p,*d,*q; | 902 | unsigned char *p, *d, *q; |
923 | SSL_CIPHER *c; | 903 | SSL_CIPHER *c; |
924 | #ifndef OPENSSL_NO_COMP | 904 | #ifndef OPENSSL_NO_COMP |
925 | SSL_COMP *comp=NULL; | 905 | SSL_COMP *comp = NULL; |
926 | #endif | 906 | #endif |
927 | STACK_OF(SSL_CIPHER) *ciphers=NULL; | 907 | STACK_OF(SSL_CIPHER) *ciphers = NULL; |
928 | 908 | ||
929 | /* We do this so that we will respond with our native type. | 909 | /* We do this so that we will respond with our native type. |
930 | * If we are TLSv1 and we get SSLv3, we will respond with TLSv1, | 910 | * If we are TLSv1 and we get SSLv3, we will respond with TLSv1, |
@@ -932,65 +912,61 @@ int ssl3_get_client_hello(SSL *s) | |||
932 | * If we are SSLv3, we will respond with SSLv3, even if prompted with | 912 | * If we are SSLv3, we will respond with SSLv3, even if prompted with |
933 | * TLSv1. | 913 | * TLSv1. |
934 | */ | 914 | */ |
935 | if (s->state == SSL3_ST_SR_CLNT_HELLO_A | 915 | if (s->state == SSL3_ST_SR_CLNT_HELLO_A) { |
936 | ) | 916 | s->state = SSL3_ST_SR_CLNT_HELLO_B; |
937 | { | 917 | } |
938 | s->state=SSL3_ST_SR_CLNT_HELLO_B; | 918 | s->first_packet = 1; |
939 | } | 919 | n = s->method->ssl_get_message(s, |
940 | s->first_packet=1; | 920 | SSL3_ST_SR_CLNT_HELLO_B, |
941 | n=s->method->ssl_get_message(s, | 921 | SSL3_ST_SR_CLNT_HELLO_C, |
942 | SSL3_ST_SR_CLNT_HELLO_B, | 922 | SSL3_MT_CLIENT_HELLO, |
943 | SSL3_ST_SR_CLNT_HELLO_C, | 923 | SSL3_RT_MAX_PLAIN_LENGTH, |
944 | SSL3_MT_CLIENT_HELLO, | 924 | &ok); |
945 | SSL3_RT_MAX_PLAIN_LENGTH, | ||
946 | &ok); | ||
947 | 925 | ||
948 | if (!ok) return((int)n); | 926 | if (!ok) |
949 | s->first_packet=0; | 927 | return ((int)n); |
950 | d=p=(unsigned char *)s->init_msg; | 928 | s->first_packet = 0; |
929 | d = p=(unsigned char *)s->init_msg; | ||
951 | 930 | ||
952 | /* use version from inside client hello, not from record header | 931 | /* use version from inside client hello, not from record header |
953 | * (may differ: see RFC 2246, Appendix E, second paragraph) */ | 932 | * (may differ: see RFC 2246, Appendix E, second paragraph) */ |
954 | s->client_version=(((int)p[0])<<8)|(int)p[1]; | 933 | s->client_version = (((int)p[0]) << 8)|(int)p[1]; |
955 | p+=2; | 934 | p += 2; |
956 | 935 | ||
957 | if ((s->version == DTLS1_VERSION && s->client_version > s->version) || | 936 | if ((s->version == DTLS1_VERSION && s->client_version > s->version) || |
958 | (s->version != DTLS1_VERSION && s->client_version < s->version)) | 937 | (s->version != DTLS1_VERSION && s->client_version < s->version)) { |
959 | { | ||
960 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_WRONG_VERSION_NUMBER); | 938 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_WRONG_VERSION_NUMBER); |
961 | if ((s->client_version>>8) == SSL3_VERSION_MAJOR && | 939 | if ((s->client_version >> 8) == SSL3_VERSION_MAJOR && |
962 | !s->enc_write_ctx && !s->write_hash) | 940 | !s->enc_write_ctx && !s->write_hash) { |
963 | { | ||
964 | /* similar to ssl3_get_record, send alert using remote version number */ | 941 | /* similar to ssl3_get_record, send alert using remote version number */ |
965 | s->version = s->client_version; | 942 | s->version = s->client_version; |
966 | } | 943 | } |
967 | al = SSL_AD_PROTOCOL_VERSION; | 944 | al = SSL_AD_PROTOCOL_VERSION; |
968 | goto f_err; | 945 | goto f_err; |
969 | } | 946 | } |
970 | 947 | ||
971 | /* If we require cookies and this ClientHello doesn't | 948 | /* If we require cookies and this ClientHello doesn't |
972 | * contain one, just return since we do not want to | 949 | * contain one, just return since we do not want to |
973 | * allocate any memory yet. So check cookie length... | 950 | * allocate any memory yet. So check cookie length... |
974 | */ | 951 | */ |
975 | if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) | 952 | if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) { |
976 | { | ||
977 | unsigned int session_length, cookie_length; | 953 | unsigned int session_length, cookie_length; |
978 | 954 | ||
979 | session_length = *(p + SSL3_RANDOM_SIZE); | 955 | session_length = *(p + SSL3_RANDOM_SIZE); |
980 | cookie_length = *(p + SSL3_RANDOM_SIZE + session_length + 1); | 956 | cookie_length = *(p + SSL3_RANDOM_SIZE + session_length + 1); |
981 | 957 | ||
982 | if (cookie_length == 0) | 958 | if (cookie_length == 0) |
983 | return 1; | 959 | return 1; |
984 | } | 960 | } |
985 | 961 | ||
986 | /* load the client random */ | 962 | /* load the client random */ |
987 | memcpy(s->s3->client_random,p,SSL3_RANDOM_SIZE); | 963 | memcpy(s->s3->client_random, p, SSL3_RANDOM_SIZE); |
988 | p+=SSL3_RANDOM_SIZE; | 964 | p += SSL3_RANDOM_SIZE; |
989 | 965 | ||
990 | /* get the session-id */ | 966 | /* get the session-id */ |
991 | j= *(p++); | 967 | j= *(p++); |
992 | 968 | ||
993 | s->hit=0; | 969 | s->hit = 0; |
994 | /* Versions before 0.9.7 always allow clients to resume sessions in renegotiation. | 970 | /* Versions before 0.9.7 always allow clients to resume sessions in renegotiation. |
995 | * 0.9.7 and later allow this by default, but optionally ignore resumption requests | 971 | * 0.9.7 and later allow this by default, but optionally ignore resumption requests |
996 | * with flag SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION (it's a new flag rather | 972 | * with flag SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION (it's a new flag rather |
@@ -1002,31 +978,26 @@ int ssl3_get_client_hello(SSL *s) | |||
1002 | * this essentially just means that the SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION | 978 | * this essentially just means that the SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION |
1003 | * setting will be ignored. | 979 | * setting will be ignored. |
1004 | */ | 980 | */ |
1005 | if ((s->new_session && (s->options & SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION))) | 981 | if ((s->new_session && (s->options & SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION))) { |
1006 | { | 982 | if (!ssl_get_new_session(s, 1)) |
1007 | if (!ssl_get_new_session(s,1)) | ||
1008 | goto err; | 983 | goto err; |
1009 | } | 984 | } else { |
1010 | else | 985 | i = ssl_get_prev_session(s, p, j, d + n); |
1011 | { | ||
1012 | i=ssl_get_prev_session(s, p, j, d + n); | ||
1013 | if (i == 1) | 986 | if (i == 1) |
1014 | { /* previous session */ | 987 | { /* previous session */ |
1015 | s->hit=1; | 988 | s->hit = 1; |
1016 | } | 989 | } else if (i == -1) |
1017 | else if (i == -1) | ||
1018 | goto err; | 990 | goto err; |
1019 | else /* i == 0 */ | 991 | else /* i == 0 */ |
1020 | { | 992 | { |
1021 | if (!ssl_get_new_session(s,1)) | 993 | if (!ssl_get_new_session(s, 1)) |
1022 | goto err; | 994 | goto err; |
1023 | } | ||
1024 | } | 995 | } |
996 | } | ||
1025 | 997 | ||
1026 | p+=j; | 998 | p += j; |
1027 | 999 | ||
1028 | if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) | 1000 | if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) { |
1029 | { | ||
1030 | /* cookie stuff */ | 1001 | /* cookie stuff */ |
1031 | cookie_len = *(p++); | 1002 | cookie_len = *(p++); |
1032 | 1003 | ||
@@ -1035,159 +1006,141 @@ int ssl3_get_client_hello(SSL *s) | |||
1035 | * HelloVerify message has not been sent--make sure that it | 1006 | * HelloVerify message has not been sent--make sure that it |
1036 | * does not cause an overflow. | 1007 | * does not cause an overflow. |
1037 | */ | 1008 | */ |
1038 | if ( cookie_len > sizeof(s->d1->rcvd_cookie)) | 1009 | if (cookie_len > sizeof(s->d1->rcvd_cookie)) { |
1039 | { | ||
1040 | /* too much data */ | 1010 | /* too much data */ |
1041 | al = SSL_AD_DECODE_ERROR; | 1011 | al = SSL_AD_DECODE_ERROR; |
1042 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH); | 1012 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH); |
1043 | goto f_err; | 1013 | goto f_err; |
1044 | } | 1014 | } |
1045 | 1015 | ||
1046 | /* verify the cookie if appropriate option is set. */ | 1016 | /* verify the cookie if appropriate option is set. */ |
1047 | if ((SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) && | 1017 | if ((SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) && |
1048 | cookie_len > 0) | 1018 | cookie_len > 0) { |
1049 | { | ||
1050 | memcpy(s->d1->rcvd_cookie, p, cookie_len); | 1019 | memcpy(s->d1->rcvd_cookie, p, cookie_len); |
1051 | 1020 | ||
1052 | if ( s->ctx->app_verify_cookie_cb != NULL) | 1021 | if (s->ctx->app_verify_cookie_cb != NULL) { |
1053 | { | 1022 | if (s->ctx->app_verify_cookie_cb(s, s->d1->rcvd_cookie, |
1054 | if ( s->ctx->app_verify_cookie_cb(s, s->d1->rcvd_cookie, | 1023 | cookie_len) == 0) { |
1055 | cookie_len) == 0) | 1024 | al = SSL_AD_HANDSHAKE_FAILURE; |
1056 | { | 1025 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, |
1057 | al=SSL_AD_HANDSHAKE_FAILURE; | 1026 | SSL_R_COOKIE_MISMATCH); |
1058 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1059 | SSL_R_COOKIE_MISMATCH); | ||
1060 | goto f_err; | ||
1061 | } | ||
1062 | /* else cookie verification succeeded */ | ||
1063 | } | ||
1064 | else if ( memcmp(s->d1->rcvd_cookie, s->d1->cookie, | ||
1065 | s->d1->cookie_len) != 0) /* default verification */ | ||
1066 | { | ||
1067 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1068 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1069 | SSL_R_COOKIE_MISMATCH); | ||
1070 | goto f_err; | 1027 | goto f_err; |
1071 | } | 1028 | } |
1029 | /* else cookie verification succeeded */ | ||
1030 | } else if (memcmp(s->d1->rcvd_cookie, s->d1->cookie, | ||
1031 | s->d1->cookie_len) != 0) /* default verification */ | ||
1032 | { | ||
1033 | al = SSL_AD_HANDSHAKE_FAILURE; | ||
1034 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1035 | SSL_R_COOKIE_MISMATCH); | ||
1036 | goto f_err; | ||
1037 | } | ||
1072 | 1038 | ||
1073 | ret = 2; | 1039 | ret = 2; |
1074 | } | 1040 | } |
1075 | 1041 | ||
1076 | p += cookie_len; | 1042 | p += cookie_len; |
1077 | } | 1043 | } |
1078 | 1044 | ||
1079 | n2s(p,i); | 1045 | n2s(p, i); |
1080 | if ((i == 0) && (j != 0)) | 1046 | if ((i == 0) && (j != 0)) { |
1081 | { | ||
1082 | /* we need a cipher if we are not resuming a session */ | 1047 | /* we need a cipher if we are not resuming a session */ |
1083 | al=SSL_AD_ILLEGAL_PARAMETER; | 1048 | al = SSL_AD_ILLEGAL_PARAMETER; |
1084 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_CIPHERS_SPECIFIED); | 1049 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_SPECIFIED); |
1085 | goto f_err; | 1050 | goto f_err; |
1086 | } | 1051 | } |
1087 | if ((p+i) >= (d+n)) | 1052 | if ((p + i) >= (d + n)) { |
1088 | { | ||
1089 | /* not enough data */ | 1053 | /* not enough data */ |
1090 | al=SSL_AD_DECODE_ERROR; | 1054 | al = SSL_AD_DECODE_ERROR; |
1091 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_LENGTH_MISMATCH); | 1055 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); |
1092 | goto f_err; | 1056 | goto f_err; |
1093 | } | 1057 | } |
1094 | if ((i > 0) && (ssl_bytes_to_cipher_list(s,p,i,&(ciphers)) | 1058 | if ((i > 0) && |
1095 | == NULL)) | 1059 | (ssl_bytes_to_cipher_list(s, p, i, &(ciphers)) == NULL)) { |
1096 | { | ||
1097 | goto err; | 1060 | goto err; |
1098 | } | 1061 | } |
1099 | p+=i; | 1062 | p += i; |
1100 | 1063 | ||
1101 | /* If it is a hit, check that the cipher is in the list */ | 1064 | /* If it is a hit, check that the cipher is in the list */ |
1102 | if ((s->hit) && (i > 0)) | 1065 | if ((s->hit) && (i > 0)) { |
1103 | { | 1066 | j = 0; |
1104 | j=0; | 1067 | id = s->session->cipher->id; |
1105 | id=s->session->cipher->id; | ||
1106 | 1068 | ||
1107 | #ifdef CIPHER_DEBUG | 1069 | #ifdef CIPHER_DEBUG |
1108 | printf("client sent %d ciphers\n",sk_num(ciphers)); | 1070 | printf("client sent %d ciphers\n", sk_num(ciphers)); |
1109 | #endif | 1071 | #endif |
1110 | for (i=0; i<sk_SSL_CIPHER_num(ciphers); i++) | 1072 | for (i = 0; i < sk_SSL_CIPHER_num(ciphers); i++) { |
1111 | { | 1073 | c = sk_SSL_CIPHER_value(ciphers, i); |
1112 | c=sk_SSL_CIPHER_value(ciphers,i); | ||
1113 | #ifdef CIPHER_DEBUG | 1074 | #ifdef CIPHER_DEBUG |
1114 | printf("client [%2d of %2d]:%s\n", | 1075 | printf("client [%2d of %2d]:%s\n", |
1115 | i,sk_num(ciphers),SSL_CIPHER_get_name(c)); | 1076 | i, sk_num(ciphers), SSL_CIPHER_get_name(c)); |
1116 | #endif | 1077 | #endif |
1117 | if (c->id == id) | 1078 | if (c->id == id) { |
1118 | { | 1079 | j = 1; |
1119 | j=1; | ||
1120 | break; | 1080 | break; |
1121 | } | ||
1122 | } | 1081 | } |
1082 | } | ||
1123 | /* Disabled because it can be used in a ciphersuite downgrade | 1083 | /* Disabled because it can be used in a ciphersuite downgrade |
1124 | * attack: CVE-2010-4180. | 1084 | * attack: CVE-2010-4180. |
1125 | */ | 1085 | */ |
1126 | #if 0 | 1086 | #if 0 |
1127 | if (j == 0 && (s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG) && (sk_SSL_CIPHER_num(ciphers) == 1)) | 1087 | if (j == 0 && (s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG) && (sk_SSL_CIPHER_num(ciphers) == 1)) { |
1128 | { | ||
1129 | /* Special case as client bug workaround: the previously used cipher may | 1088 | /* Special case as client bug workaround: the previously used cipher may |
1130 | * not be in the current list, the client instead might be trying to | 1089 | * not be in the current list, the client instead might be trying to |
1131 | * continue using a cipher that before wasn't chosen due to server | 1090 | * continue using a cipher that before wasn't chosen due to server |
1132 | * preferences. We'll have to reject the connection if the cipher is not | 1091 | * preferences. We'll have to reject the connection if the cipher is not |
1133 | * enabled, though. */ | 1092 | * enabled, though. */ |
1134 | c = sk_SSL_CIPHER_value(ciphers, 0); | 1093 | c = sk_SSL_CIPHER_value(ciphers, 0); |
1135 | if (sk_SSL_CIPHER_find(SSL_get_ciphers(s), c) >= 0) | 1094 | if (sk_SSL_CIPHER_find(SSL_get_ciphers(s), c) >= 0) { |
1136 | { | ||
1137 | s->session->cipher = c; | 1095 | s->session->cipher = c; |
1138 | j = 1; | 1096 | j = 1; |
1139 | } | ||
1140 | } | 1097 | } |
1098 | } | ||
1141 | #endif | 1099 | #endif |
1142 | if (j == 0) | 1100 | if (j == 0) { |
1143 | { | ||
1144 | /* we need to have the cipher in the cipher | 1101 | /* we need to have the cipher in the cipher |
1145 | * list if we are asked to reuse it */ | 1102 | * list if we are asked to reuse it */ |
1146 | al=SSL_AD_ILLEGAL_PARAMETER; | 1103 | al = SSL_AD_ILLEGAL_PARAMETER; |
1147 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_REQUIRED_CIPHER_MISSING); | 1104 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_REQUIRED_CIPHER_MISSING); |
1148 | goto f_err; | 1105 | goto f_err; |
1149 | } | ||
1150 | } | 1106 | } |
1107 | } | ||
1151 | 1108 | ||
1152 | /* compression */ | 1109 | /* compression */ |
1153 | i= *(p++); | 1110 | i= *(p++); |
1154 | if ((p+i) > (d+n)) | 1111 | if ((p + i) > (d + n)) { |
1155 | { | ||
1156 | /* not enough data */ | 1112 | /* not enough data */ |
1157 | al=SSL_AD_DECODE_ERROR; | 1113 | al = SSL_AD_DECODE_ERROR; |
1158 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_LENGTH_MISMATCH); | 1114 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); |
1159 | goto f_err; | 1115 | goto f_err; |
1160 | } | 1116 | } |
1161 | q=p; | 1117 | q = p; |
1162 | for (j=0; j<i; j++) | 1118 | for (j = 0; j < i; j++) { |
1163 | { | 1119 | if (p[j] == 0) |
1164 | if (p[j] == 0) break; | 1120 | break; |
1165 | } | 1121 | } |
1166 | 1122 | ||
1167 | p+=i; | 1123 | p += i; |
1168 | if (j >= i) | 1124 | if (j >= i) { |
1169 | { | ||
1170 | /* no compress */ | 1125 | /* no compress */ |
1171 | al=SSL_AD_DECODE_ERROR; | 1126 | al = SSL_AD_DECODE_ERROR; |
1172 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_COMPRESSION_SPECIFIED); | 1127 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_COMPRESSION_SPECIFIED); |
1173 | goto f_err; | 1128 | goto f_err; |
1174 | } | 1129 | } |
1175 | 1130 | ||
1176 | #ifndef OPENSSL_NO_TLSEXT | 1131 | #ifndef OPENSSL_NO_TLSEXT |
1177 | /* TLS extensions*/ | 1132 | /* TLS extensions*/ |
1178 | if (s->version >= SSL3_VERSION) | 1133 | if (s->version >= SSL3_VERSION) { |
1179 | { | 1134 | if (!ssl_parse_clienthello_tlsext(s, &p, d, n, &al)) { |
1180 | if (!ssl_parse_clienthello_tlsext(s,&p,d,n, &al)) | ||
1181 | { | ||
1182 | /* 'al' set by ssl_parse_clienthello_tlsext */ | 1135 | /* 'al' set by ssl_parse_clienthello_tlsext */ |
1183 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_PARSE_TLSEXT); | 1136 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_PARSE_TLSEXT); |
1184 | goto f_err; | 1137 | goto f_err; |
1185 | } | ||
1186 | } | ||
1187 | if (ssl_check_clienthello_tlsext_early(s) <= 0) { | ||
1188 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT); | ||
1189 | goto err; | ||
1190 | } | 1138 | } |
1139 | } | ||
1140 | if (ssl_check_clienthello_tlsext_early(s) <= 0) { | ||
1141 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); | ||
1142 | goto err; | ||
1143 | } | ||
1191 | 1144 | ||
1192 | /* Check if we want to use external pre-shared secret for this | 1145 | /* Check if we want to use external pre-shared secret for this |
1193 | * handshake for not reused session only. We need to generate | 1146 | * handshake for not reused session only. We need to generate |
@@ -1195,38 +1148,34 @@ int ssl3_get_client_hello(SSL *s) | |||
1195 | * SessionTicket processing to use it in key derivation. */ | 1148 | * SessionTicket processing to use it in key derivation. */ |
1196 | { | 1149 | { |
1197 | unsigned char *pos; | 1150 | unsigned char *pos; |
1198 | pos=s->s3->server_random; | 1151 | pos = s->s3->server_random; |
1199 | if (ssl_fill_hello_random(s, 1, pos, SSL3_RANDOM_SIZE) <= 0) | 1152 | if (ssl_fill_hello_random(s, 1, pos, SSL3_RANDOM_SIZE) <= 0) { |
1200 | { | 1153 | al = SSL_AD_INTERNAL_ERROR; |
1201 | al=SSL_AD_INTERNAL_ERROR; | ||
1202 | goto f_err; | 1154 | goto f_err; |
1203 | } | 1155 | } |
1204 | } | 1156 | } |
1205 | 1157 | ||
1206 | if (!s->hit && s->version >= TLS1_VERSION && s->tls_session_secret_cb) | 1158 | if (!s->hit && s->version >= TLS1_VERSION && s->tls_session_secret_cb) { |
1207 | { | 1159 | SSL_CIPHER *pref_cipher = NULL; |
1208 | SSL_CIPHER *pref_cipher=NULL; | ||
1209 | 1160 | ||
1210 | s->session->master_key_length=sizeof(s->session->master_key); | 1161 | s->session->master_key_length = sizeof(s->session->master_key); |
1211 | if(s->tls_session_secret_cb(s, s->session->master_key, &s->session->master_key_length, | 1162 | if (s->tls_session_secret_cb(s, s->session->master_key, &s->session->master_key_length, |
1212 | ciphers, &pref_cipher, s->tls_session_secret_cb_arg)) | 1163 | ciphers, &pref_cipher, s->tls_session_secret_cb_arg)) { |
1213 | { | 1164 | s->hit = 1; |
1214 | s->hit=1; | 1165 | s->session->ciphers = ciphers; |
1215 | s->session->ciphers=ciphers; | 1166 | s->session->verify_result = X509_V_OK; |
1216 | s->session->verify_result=X509_V_OK; | ||
1217 | 1167 | ||
1218 | ciphers=NULL; | 1168 | ciphers = NULL; |
1219 | 1169 | ||
1220 | /* check if some cipher was preferred by call back */ | 1170 | /* check if some cipher was preferred by call back */ |
1221 | pref_cipher=pref_cipher ? pref_cipher : ssl3_choose_cipher(s, s->session->ciphers, SSL_get_ciphers(s)); | 1171 | pref_cipher = pref_cipher ? pref_cipher : ssl3_choose_cipher(s, s->session->ciphers, SSL_get_ciphers(s)); |
1222 | if (pref_cipher == NULL) | 1172 | if (pref_cipher == NULL) { |
1223 | { | 1173 | al = SSL_AD_HANDSHAKE_FAILURE; |
1224 | al=SSL_AD_HANDSHAKE_FAILURE; | 1174 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_SHARED_CIPHER); |
1225 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_SHARED_CIPHER); | ||
1226 | goto f_err; | 1175 | goto f_err; |
1227 | } | 1176 | } |
1228 | 1177 | ||
1229 | s->session->cipher=pref_cipher; | 1178 | s->session->cipher = pref_cipher; |
1230 | 1179 | ||
1231 | if (s->cipher_list) | 1180 | if (s->cipher_list) |
1232 | sk_SSL_CIPHER_free(s->cipher_list); | 1181 | sk_SSL_CIPHER_free(s->cipher_list); |
@@ -1236,165 +1185,144 @@ int ssl3_get_client_hello(SSL *s) | |||
1236 | 1185 | ||
1237 | s->cipher_list = sk_SSL_CIPHER_dup(s->session->ciphers); | 1186 | s->cipher_list = sk_SSL_CIPHER_dup(s->session->ciphers); |
1238 | s->cipher_list_by_id = sk_SSL_CIPHER_dup(s->session->ciphers); | 1187 | s->cipher_list_by_id = sk_SSL_CIPHER_dup(s->session->ciphers); |
1239 | } | ||
1240 | } | 1188 | } |
1189 | } | ||
1241 | #endif | 1190 | #endif |
1242 | 1191 | ||
1243 | /* Worst case, we will use the NULL compression, but if we have other | 1192 | /* Worst case, we will use the NULL compression, but if we have other |
1244 | * options, we will now look for them. We have i-1 compression | 1193 | * options, we will now look for them. We have i-1 compression |
1245 | * algorithms from the client, starting at q. */ | 1194 | * algorithms from the client, starting at q. */ |
1246 | s->s3->tmp.new_compression=NULL; | 1195 | s->s3->tmp.new_compression = NULL; |
1247 | #ifndef OPENSSL_NO_COMP | 1196 | #ifndef OPENSSL_NO_COMP |
1248 | /* This only happens if we have a cache hit */ | 1197 | /* This only happens if we have a cache hit */ |
1249 | if (s->session->compress_meth != 0) | 1198 | if (s->session->compress_meth != 0) { |
1250 | { | ||
1251 | int m, comp_id = s->session->compress_meth; | 1199 | int m, comp_id = s->session->compress_meth; |
1252 | /* Perform sanity checks on resumed compression algorithm */ | 1200 | /* Perform sanity checks on resumed compression algorithm */ |
1253 | /* Can't disable compression */ | 1201 | /* Can't disable compression */ |
1254 | if (s->options & SSL_OP_NO_COMPRESSION) | 1202 | if (s->options & SSL_OP_NO_COMPRESSION) { |
1255 | { | 1203 | al = SSL_AD_INTERNAL_ERROR; |
1256 | al=SSL_AD_INTERNAL_ERROR; | 1204 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1257 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1258 | goto f_err; | 1205 | goto f_err; |
1259 | } | 1206 | } |
1260 | /* Look for resumed compression method */ | 1207 | /* Look for resumed compression method */ |
1261 | for (m = 0; m < sk_SSL_COMP_num(s->ctx->comp_methods); m++) | 1208 | for (m = 0; m < sk_SSL_COMP_num(s->ctx->comp_methods); m++) { |
1262 | { | 1209 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, m); |
1263 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,m); | 1210 | if (comp_id == comp->id) { |
1264 | if (comp_id == comp->id) | 1211 | s->s3->tmp.new_compression = comp; |
1265 | { | ||
1266 | s->s3->tmp.new_compression=comp; | ||
1267 | break; | 1212 | break; |
1268 | } | ||
1269 | } | 1213 | } |
1270 | if (s->s3->tmp.new_compression == NULL) | 1214 | } |
1271 | { | 1215 | if (s->s3->tmp.new_compression == NULL) { |
1272 | al=SSL_AD_INTERNAL_ERROR; | 1216 | al = SSL_AD_INTERNAL_ERROR; |
1273 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INVALID_COMPRESSION_ALGORITHM); | 1217 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INVALID_COMPRESSION_ALGORITHM); |
1274 | goto f_err; | 1218 | goto f_err; |
1275 | } | 1219 | } |
1276 | /* Look for resumed method in compression list */ | 1220 | /* Look for resumed method in compression list */ |
1277 | for (m = 0; m < i; m++) | 1221 | for (m = 0; m < i; m++) { |
1278 | { | ||
1279 | if (q[m] == comp_id) | 1222 | if (q[m] == comp_id) |
1280 | break; | 1223 | break; |
1281 | } | 1224 | } |
1282 | if (m >= i) | 1225 | if (m >= i) { |
1283 | { | 1226 | al = SSL_AD_ILLEGAL_PARAMETER; |
1284 | al=SSL_AD_ILLEGAL_PARAMETER; | 1227 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING); |
1285 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING); | ||
1286 | goto f_err; | 1228 | goto f_err; |
1287 | } | ||
1288 | } | 1229 | } |
1289 | else if (s->hit) | 1230 | } else if (s->hit) |
1290 | comp = NULL; | 1231 | comp = NULL; |
1291 | else if (!(s->options & SSL_OP_NO_COMPRESSION) && s->ctx->comp_methods) | 1232 | else if (!(s->options & SSL_OP_NO_COMPRESSION) && s->ctx->comp_methods) |
1292 | { /* See if we have a match */ | 1233 | { /* See if we have a match */ |
1293 | int m,nn,o,v,done=0; | 1234 | int m, nn, o, v, done = 0; |
1294 | 1235 | ||
1295 | nn=sk_SSL_COMP_num(s->ctx->comp_methods); | 1236 | nn = sk_SSL_COMP_num(s->ctx->comp_methods); |
1296 | for (m=0; m<nn; m++) | 1237 | for (m = 0; m < nn; m++) { |
1297 | { | 1238 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, m); |
1298 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,m); | 1239 | v = comp->id; |
1299 | v=comp->id; | 1240 | for (o = 0; o < i; o++) { |
1300 | for (o=0; o<i; o++) | 1241 | if (v == q[o]) { |
1301 | { | 1242 | done = 1; |
1302 | if (v == q[o]) | ||
1303 | { | ||
1304 | done=1; | ||
1305 | break; | 1243 | break; |
1306 | } | ||
1307 | } | 1244 | } |
1308 | if (done) break; | ||
1309 | } | 1245 | } |
1246 | if (done) | ||
1247 | break; | ||
1248 | } | ||
1310 | if (done) | 1249 | if (done) |
1311 | s->s3->tmp.new_compression=comp; | 1250 | s->s3->tmp.new_compression = comp; |
1312 | else | 1251 | else |
1313 | comp=NULL; | 1252 | comp = NULL; |
1314 | } | 1253 | } |
1315 | #else | 1254 | #else |
1316 | /* If compression is disabled we'd better not try to resume a session | 1255 | /* If compression is disabled we'd better not try to resume a session |
1317 | * using compression. | 1256 | * using compression. |
1318 | */ | 1257 | */ |
1319 | if (s->session->compress_meth != 0) | 1258 | if (s->session->compress_meth != 0) { |
1320 | { | 1259 | al = SSL_AD_INTERNAL_ERROR; |
1321 | al=SSL_AD_INTERNAL_ERROR; | 1260 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1322 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1323 | goto f_err; | 1261 | goto f_err; |
1324 | } | 1262 | } |
1325 | #endif | 1263 | #endif |
1326 | 1264 | ||
1327 | /* Given s->session->ciphers and SSL_get_ciphers, we must | 1265 | /* Given s->session->ciphers and SSL_get_ciphers, we must |
1328 | * pick a cipher */ | 1266 | * pick a cipher */ |
1329 | 1267 | ||
1330 | if (!s->hit) | 1268 | if (!s->hit) { |
1331 | { | ||
1332 | #ifdef OPENSSL_NO_COMP | 1269 | #ifdef OPENSSL_NO_COMP |
1333 | s->session->compress_meth=0; | 1270 | s->session->compress_meth = 0; |
1334 | #else | 1271 | #else |
1335 | s->session->compress_meth=(comp == NULL)?0:comp->id; | 1272 | s->session->compress_meth = (comp == NULL) ? 0 : comp->id; |
1336 | #endif | 1273 | #endif |
1337 | if (s->session->ciphers != NULL) | 1274 | if (s->session->ciphers != NULL) |
1338 | sk_SSL_CIPHER_free(s->session->ciphers); | 1275 | sk_SSL_CIPHER_free(s->session->ciphers); |
1339 | s->session->ciphers=ciphers; | 1276 | s->session->ciphers = ciphers; |
1340 | if (ciphers == NULL) | 1277 | if (ciphers == NULL) { |
1341 | { | 1278 | al = SSL_AD_ILLEGAL_PARAMETER; |
1342 | al=SSL_AD_ILLEGAL_PARAMETER; | 1279 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_PASSED); |
1343 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_CIPHERS_PASSED); | ||
1344 | goto f_err; | 1280 | goto f_err; |
1345 | } | 1281 | } |
1346 | ciphers=NULL; | 1282 | ciphers = NULL; |
1347 | c=ssl3_choose_cipher(s,s->session->ciphers, | 1283 | c = ssl3_choose_cipher(s, s->session->ciphers, |
1348 | SSL_get_ciphers(s)); | 1284 | SSL_get_ciphers(s)); |
1349 | 1285 | ||
1350 | if (c == NULL) | 1286 | if (c == NULL) { |
1351 | { | 1287 | al = SSL_AD_HANDSHAKE_FAILURE; |
1352 | al=SSL_AD_HANDSHAKE_FAILURE; | 1288 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_SHARED_CIPHER); |
1353 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_SHARED_CIPHER); | ||
1354 | goto f_err; | 1289 | goto f_err; |
1355 | } | ||
1356 | s->s3->tmp.new_cipher=c; | ||
1357 | } | 1290 | } |
1358 | else | 1291 | s->s3->tmp.new_cipher = c; |
1359 | { | 1292 | } else { |
1360 | /* Session-id reuse */ | 1293 | /* Session-id reuse */ |
1361 | #ifdef REUSE_CIPHER_BUG | 1294 | #ifdef REUSE_CIPHER_BUG |
1362 | STACK_OF(SSL_CIPHER) *sk; | 1295 | STACK_OF(SSL_CIPHER) *sk; |
1363 | SSL_CIPHER *nc=NULL; | 1296 | SSL_CIPHER *nc = NULL; |
1364 | SSL_CIPHER *ec=NULL; | 1297 | SSL_CIPHER *ec = NULL; |
1365 | 1298 | ||
1366 | if (s->options & SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG) | 1299 | if (s->options & SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG) { |
1367 | { | 1300 | sk = s->session->ciphers; |
1368 | sk=s->session->ciphers; | 1301 | for (i = 0; i < sk_SSL_CIPHER_num(sk); i++) { |
1369 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) | 1302 | c = sk_SSL_CIPHER_value(sk, i); |
1370 | { | ||
1371 | c=sk_SSL_CIPHER_value(sk,i); | ||
1372 | if (c->algorithm_enc & SSL_eNULL) | 1303 | if (c->algorithm_enc & SSL_eNULL) |
1373 | nc=c; | 1304 | nc = c; |
1374 | if (SSL_C_IS_EXPORT(c)) | 1305 | if (SSL_C_IS_EXPORT(c)) |
1375 | ec=c; | 1306 | ec = c; |
1376 | } | 1307 | } |
1377 | if (nc != NULL) | 1308 | if (nc != NULL) |
1378 | s->s3->tmp.new_cipher=nc; | 1309 | s->s3->tmp.new_cipher = nc; |
1379 | else if (ec != NULL) | 1310 | else if (ec != NULL) |
1380 | s->s3->tmp.new_cipher=ec; | 1311 | s->s3->tmp.new_cipher = ec; |
1381 | else | 1312 | else |
1382 | s->s3->tmp.new_cipher=s->session->cipher; | 1313 | s->s3->tmp.new_cipher = s->session->cipher; |
1383 | } | 1314 | } else |
1384 | else | ||
1385 | #endif | 1315 | #endif |
1386 | s->s3->tmp.new_cipher=s->session->cipher; | 1316 | s->s3->tmp.new_cipher = s->session->cipher; |
1387 | } | 1317 | } |
1388 | 1318 | ||
1389 | if (TLS1_get_version(s) < TLS1_2_VERSION || !(s->verify_mode & SSL_VERIFY_PEER)) | 1319 | if (TLS1_get_version(s) < TLS1_2_VERSION || !(s->verify_mode & SSL_VERIFY_PEER)) { |
1390 | { | 1320 | if (!ssl3_digest_cached_records(s)) { |
1391 | if (!ssl3_digest_cached_records(s)) | ||
1392 | { | ||
1393 | al = SSL_AD_INTERNAL_ERROR; | 1321 | al = SSL_AD_INTERNAL_ERROR; |
1394 | goto f_err; | 1322 | goto f_err; |
1395 | } | ||
1396 | } | 1323 | } |
1397 | 1324 | } | |
1325 | |||
1398 | /* we now have the following setup. | 1326 | /* we now have the following setup. |
1399 | * client_random | 1327 | * client_random |
1400 | * cipher_list - our prefered list of ciphers | 1328 | * cipher_list - our prefered list of ciphers |
@@ -1407,50 +1335,49 @@ int ssl3_get_client_hello(SSL *s) | |||
1407 | */ | 1335 | */ |
1408 | 1336 | ||
1409 | /* Handles TLS extensions that we couldn't check earlier */ | 1337 | /* Handles TLS extensions that we couldn't check earlier */ |
1410 | if (s->version >= SSL3_VERSION) | 1338 | if (s->version >= SSL3_VERSION) { |
1411 | { | 1339 | if (ssl_check_clienthello_tlsext_late(s) <= 0) { |
1412 | if (ssl_check_clienthello_tlsext_late(s) <= 0) | ||
1413 | { | ||
1414 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); | 1340 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); |
1415 | goto err; | 1341 | goto err; |
1416 | } | ||
1417 | } | 1342 | } |
1343 | } | ||
1418 | 1344 | ||
1419 | if (ret < 0) ret=1; | 1345 | if (ret < 0) |
1420 | if (0) | 1346 | ret = 1; |
1421 | { | 1347 | if (0) { |
1422 | f_err: | 1348 | f_err: |
1423 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1349 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1424 | } | ||
1425 | err: | ||
1426 | if (ciphers != NULL) sk_SSL_CIPHER_free(ciphers); | ||
1427 | return(ret); | ||
1428 | } | 1350 | } |
1351 | err: | ||
1352 | if (ciphers != NULL) | ||
1353 | sk_SSL_CIPHER_free(ciphers); | ||
1354 | return (ret); | ||
1355 | } | ||
1429 | 1356 | ||
1430 | int ssl3_send_server_hello(SSL *s) | 1357 | int |
1431 | { | 1358 | ssl3_send_server_hello(SSL *s) |
1359 | { | ||
1432 | unsigned char *buf; | 1360 | unsigned char *buf; |
1433 | unsigned char *p,*d; | 1361 | unsigned char *p, *d; |
1434 | int i,sl; | 1362 | int i, sl; |
1435 | unsigned long l; | 1363 | unsigned long l; |
1436 | 1364 | ||
1437 | if (s->state == SSL3_ST_SW_SRVR_HELLO_A) | 1365 | if (s->state == SSL3_ST_SW_SRVR_HELLO_A) { |
1438 | { | 1366 | buf = (unsigned char *)s->init_buf->data; |
1439 | buf=(unsigned char *)s->init_buf->data; | ||
1440 | #ifdef OPENSSL_NO_TLSEXT | 1367 | #ifdef OPENSSL_NO_TLSEXT |
1441 | p=s->s3->server_random; | 1368 | p = s->s3->server_random; |
1442 | if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0) | 1369 | if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0) |
1443 | return -1; | 1370 | return -1; |
1444 | #endif | 1371 | #endif |
1445 | /* Do the message type and length last */ | 1372 | /* Do the message type and length last */ |
1446 | d=p= &(buf[4]); | 1373 | d = p= &(buf[4]); |
1447 | 1374 | ||
1448 | *(p++)=s->version>>8; | 1375 | *(p++) = s->version >> 8; |
1449 | *(p++)=s->version&0xff; | 1376 | *(p++) = s->version&0xff; |
1450 | 1377 | ||
1451 | /* Random stuff */ | 1378 | /* Random stuff */ |
1452 | memcpy(p,s->s3->server_random,SSL3_RANDOM_SIZE); | 1379 | memcpy(p, s->s3->server_random, SSL3_RANDOM_SIZE); |
1453 | p+=SSL3_RANDOM_SIZE; | 1380 | p += SSL3_RANDOM_SIZE; |
1454 | 1381 | ||
1455 | /* There are several cases for the session ID to send | 1382 | /* There are several cases for the session ID to send |
1456 | * back in the server hello: | 1383 | * back in the server hello: |
@@ -1469,317 +1396,287 @@ int ssl3_send_server_hello(SSL *s) | |||
1469 | */ | 1396 | */ |
1470 | if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER) | 1397 | if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER) |
1471 | && !s->hit) | 1398 | && !s->hit) |
1472 | s->session->session_id_length=0; | 1399 | s->session->session_id_length = 0; |
1473 | 1400 | ||
1474 | sl=s->session->session_id_length; | 1401 | sl = s->session->session_id_length; |
1475 | if (sl > (int)sizeof(s->session->session_id)) | 1402 | if (sl > (int)sizeof(s->session->session_id)) { |
1476 | { | ||
1477 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); | 1403 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); |
1478 | return -1; | 1404 | return -1; |
1479 | } | 1405 | } |
1480 | *(p++)=sl; | 1406 | *(p++) = sl; |
1481 | memcpy(p,s->session->session_id,sl); | 1407 | memcpy(p, s->session->session_id, sl); |
1482 | p+=sl; | 1408 | p += sl; |
1483 | 1409 | ||
1484 | /* put the cipher */ | 1410 | /* put the cipher */ |
1485 | i=ssl3_put_cipher_by_char(s->s3->tmp.new_cipher,p); | 1411 | i = ssl3_put_cipher_by_char(s->s3->tmp.new_cipher, p); |
1486 | p+=i; | 1412 | p += i; |
1487 | 1413 | ||
1488 | /* put the compression method */ | 1414 | /* put the compression method */ |
1489 | #ifdef OPENSSL_NO_COMP | 1415 | #ifdef OPENSSL_NO_COMP |
1490 | *(p++)=0; | 1416 | *(p++) = 0; |
1491 | #else | 1417 | #else |
1492 | if (s->s3->tmp.new_compression == NULL) | 1418 | if (s->s3->tmp.new_compression == NULL) |
1493 | *(p++)=0; | 1419 | *(p++) = 0; |
1494 | else | 1420 | else |
1495 | *(p++)=s->s3->tmp.new_compression->id; | 1421 | *(p++) = s->s3->tmp.new_compression->id; |
1496 | #endif | 1422 | #endif |
1497 | #ifndef OPENSSL_NO_TLSEXT | 1423 | #ifndef OPENSSL_NO_TLSEXT |
1498 | if (ssl_prepare_serverhello_tlsext(s) <= 0) | 1424 | if (ssl_prepare_serverhello_tlsext(s) <= 0) { |
1499 | { | 1425 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, SSL_R_SERVERHELLO_TLSEXT); |
1500 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT); | ||
1501 | return -1; | 1426 | return -1; |
1502 | } | 1427 | } |
1503 | if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) | 1428 | if ((p = ssl_add_serverhello_tlsext(s, p, buf + SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) { |
1504 | { | 1429 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); |
1505 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,ERR_R_INTERNAL_ERROR); | ||
1506 | return -1; | 1430 | return -1; |
1507 | } | 1431 | } |
1508 | #endif | 1432 | #endif |
1509 | /* do the header */ | 1433 | /* do the header */ |
1510 | l=(p-d); | 1434 | l = (p - d); |
1511 | d=buf; | 1435 | d = buf; |
1512 | *(d++)=SSL3_MT_SERVER_HELLO; | 1436 | *(d++) = SSL3_MT_SERVER_HELLO; |
1513 | l2n3(l,d); | 1437 | l2n3(l, d); |
1514 | 1438 | ||
1515 | s->state=SSL3_ST_SW_SRVR_HELLO_B; | 1439 | s->state = SSL3_ST_SW_SRVR_HELLO_B; |
1516 | /* number of bytes to write */ | 1440 | /* number of bytes to write */ |
1517 | s->init_num=p-buf; | 1441 | s->init_num = p - buf; |
1518 | s->init_off=0; | 1442 | s->init_off = 0; |
1519 | } | 1443 | } |
1520 | 1444 | ||
1521 | /* SSL3_ST_SW_SRVR_HELLO_B */ | 1445 | /* SSL3_ST_SW_SRVR_HELLO_B */ |
1522 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1446 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
1523 | } | 1447 | } |
1524 | 1448 | ||
1525 | int ssl3_send_server_done(SSL *s) | 1449 | int |
1526 | { | 1450 | ssl3_send_server_done(SSL *s) |
1451 | { | ||
1527 | unsigned char *p; | 1452 | unsigned char *p; |
1528 | 1453 | ||
1529 | if (s->state == SSL3_ST_SW_SRVR_DONE_A) | 1454 | if (s->state == SSL3_ST_SW_SRVR_DONE_A) { |
1530 | { | 1455 | p = (unsigned char *)s->init_buf->data; |
1531 | p=(unsigned char *)s->init_buf->data; | ||
1532 | 1456 | ||
1533 | /* do the header */ | 1457 | /* do the header */ |
1534 | *(p++)=SSL3_MT_SERVER_DONE; | 1458 | *(p++) = SSL3_MT_SERVER_DONE; |
1535 | *(p++)=0; | 1459 | *(p++) = 0; |
1536 | *(p++)=0; | 1460 | *(p++) = 0; |
1537 | *(p++)=0; | 1461 | *(p++) = 0; |
1538 | 1462 | ||
1539 | s->state=SSL3_ST_SW_SRVR_DONE_B; | 1463 | s->state = SSL3_ST_SW_SRVR_DONE_B; |
1540 | /* number of bytes to write */ | 1464 | /* number of bytes to write */ |
1541 | s->init_num=4; | 1465 | s->init_num = 4; |
1542 | s->init_off=0; | 1466 | s->init_off = 0; |
1543 | } | 1467 | } |
1544 | 1468 | ||
1545 | /* SSL3_ST_SW_SRVR_DONE_B */ | 1469 | /* SSL3_ST_SW_SRVR_DONE_B */ |
1546 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1470 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
1547 | } | 1471 | } |
1548 | 1472 | ||
1549 | int ssl3_send_server_key_exchange(SSL *s) | 1473 | int |
1550 | { | 1474 | ssl3_send_server_key_exchange(SSL *s) |
1475 | { | ||
1551 | #ifndef OPENSSL_NO_RSA | 1476 | #ifndef OPENSSL_NO_RSA |
1552 | unsigned char *q; | 1477 | unsigned char *q; |
1553 | int j,num; | 1478 | int j, num; |
1554 | RSA *rsa; | 1479 | RSA *rsa; |
1555 | unsigned char md_buf[MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH]; | 1480 | unsigned char md_buf[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH]; |
1556 | unsigned int u; | 1481 | unsigned int u; |
1557 | #endif | 1482 | #endif |
1558 | #ifndef OPENSSL_NO_DH | 1483 | #ifndef OPENSSL_NO_DH |
1559 | DH *dh=NULL,*dhp; | 1484 | DH *dh = NULL, *dhp; |
1560 | #endif | 1485 | #endif |
1561 | #ifndef OPENSSL_NO_ECDH | 1486 | #ifndef OPENSSL_NO_ECDH |
1562 | EC_KEY *ecdh=NULL, *ecdhp; | 1487 | EC_KEY *ecdh = NULL, *ecdhp; |
1563 | unsigned char *encodedPoint = NULL; | 1488 | unsigned char *encodedPoint = NULL; |
1564 | int encodedlen = 0; | 1489 | int encodedlen = 0; |
1565 | int curve_id = 0; | 1490 | int curve_id = 0; |
1566 | BN_CTX *bn_ctx = NULL; | 1491 | BN_CTX *bn_ctx = NULL; |
1492 | |||
1567 | #endif | 1493 | #endif |
1568 | EVP_PKEY *pkey; | 1494 | EVP_PKEY *pkey; |
1569 | const EVP_MD *md = NULL; | 1495 | const EVP_MD *md = NULL; |
1570 | unsigned char *p,*d; | 1496 | unsigned char *p, *d; |
1571 | int al,i; | 1497 | int al, i; |
1572 | unsigned long type; | 1498 | unsigned long type; |
1573 | int n; | 1499 | int n; |
1574 | CERT *cert; | 1500 | CERT *cert; |
1575 | BIGNUM *r[4]; | 1501 | BIGNUM *r[4]; |
1576 | int nr[4],kn; | 1502 | int nr[4], kn; |
1577 | BUF_MEM *buf; | 1503 | BUF_MEM *buf; |
1578 | EVP_MD_CTX md_ctx; | 1504 | EVP_MD_CTX md_ctx; |
1579 | 1505 | ||
1580 | EVP_MD_CTX_init(&md_ctx); | 1506 | EVP_MD_CTX_init(&md_ctx); |
1581 | if (s->state == SSL3_ST_SW_KEY_EXCH_A) | 1507 | if (s->state == SSL3_ST_SW_KEY_EXCH_A) { |
1582 | { | 1508 | type = s->s3->tmp.new_cipher->algorithm_mkey; |
1583 | type=s->s3->tmp.new_cipher->algorithm_mkey; | 1509 | cert = s->cert; |
1584 | cert=s->cert; | ||
1585 | 1510 | ||
1586 | buf=s->init_buf; | 1511 | buf = s->init_buf; |
1587 | 1512 | ||
1588 | r[0]=r[1]=r[2]=r[3]=NULL; | 1513 | r[0] = r[1] = r[2] = r[3] = NULL; |
1589 | n=0; | 1514 | n = 0; |
1590 | #ifndef OPENSSL_NO_RSA | 1515 | #ifndef OPENSSL_NO_RSA |
1591 | if (type & SSL_kRSA) | 1516 | if (type & SSL_kRSA) { |
1592 | { | 1517 | rsa = cert->rsa_tmp; |
1593 | rsa=cert->rsa_tmp; | 1518 | if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL)) { |
1594 | if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL)) | 1519 | rsa = s->cert->rsa_tmp_cb(s, |
1595 | { | 1520 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1596 | rsa=s->cert->rsa_tmp_cb(s, | 1521 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1597 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1522 | if (rsa == NULL) { |
1598 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1523 | al = SSL_AD_HANDSHAKE_FAILURE; |
1599 | if(rsa == NULL) | 1524 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_ERROR_GENERATING_TMP_RSA_KEY); |
1600 | { | ||
1601 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1602 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_ERROR_GENERATING_TMP_RSA_KEY); | ||
1603 | goto f_err; | 1525 | goto f_err; |
1604 | } | 1526 | } |
1605 | RSA_up_ref(rsa); | 1527 | RSA_up_ref(rsa); |
1606 | cert->rsa_tmp=rsa; | 1528 | cert->rsa_tmp = rsa; |
1607 | } | 1529 | } |
1608 | if (rsa == NULL) | 1530 | if (rsa == NULL) { |
1609 | { | 1531 | al = SSL_AD_HANDSHAKE_FAILURE; |
1610 | al=SSL_AD_HANDSHAKE_FAILURE; | 1532 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_RSA_KEY); |
1611 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_RSA_KEY); | ||
1612 | goto f_err; | 1533 | goto f_err; |
1613 | } | ||
1614 | r[0]=rsa->n; | ||
1615 | r[1]=rsa->e; | ||
1616 | s->s3->tmp.use_rsa_tmp=1; | ||
1617 | } | 1534 | } |
1618 | else | 1535 | r[0] = rsa->n; |
1536 | r[1] = rsa->e; | ||
1537 | s->s3->tmp.use_rsa_tmp = 1; | ||
1538 | } else | ||
1619 | #endif | 1539 | #endif |
1620 | #ifndef OPENSSL_NO_DH | 1540 | #ifndef OPENSSL_NO_DH |
1621 | if (type & SSL_kEDH) | 1541 | if (type & SSL_kEDH) { |
1622 | { | 1542 | dhp = cert->dh_tmp; |
1623 | dhp=cert->dh_tmp; | ||
1624 | if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL)) | 1543 | if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL)) |
1625 | dhp=s->cert->dh_tmp_cb(s, | 1544 | dhp = s->cert->dh_tmp_cb(s, |
1626 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1545 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1627 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1546 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1628 | if (dhp == NULL) | 1547 | if (dhp == NULL) { |
1629 | { | 1548 | al = SSL_AD_HANDSHAKE_FAILURE; |
1630 | al=SSL_AD_HANDSHAKE_FAILURE; | 1549 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_DH_KEY); |
1631 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY); | ||
1632 | goto f_err; | 1550 | goto f_err; |
1633 | } | 1551 | } |
1634 | 1552 | ||
1635 | if (s->s3->tmp.dh != NULL) | 1553 | if (s->s3->tmp.dh != NULL) { |
1636 | { | ||
1637 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 1554 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1638 | goto err; | 1555 | goto err; |
1639 | } | 1556 | } |
1640 | 1557 | ||
1641 | if ((dh=DHparams_dup(dhp)) == NULL) | 1558 | if ((dh = DHparams_dup(dhp)) == NULL) { |
1642 | { | 1559 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB); |
1643 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1644 | goto err; | 1560 | goto err; |
1645 | } | 1561 | } |
1646 | 1562 | ||
1647 | s->s3->tmp.dh=dh; | 1563 | s->s3->tmp.dh = dh; |
1648 | if ((dhp->pub_key == NULL || | 1564 | if ((dhp->pub_key == NULL || dhp->priv_key == NULL || |
1649 | dhp->priv_key == NULL || | 1565 | (s->options & SSL_OP_SINGLE_DH_USE))) { |
1650 | (s->options & SSL_OP_SINGLE_DH_USE))) | 1566 | if (!DH_generate_key(dh)) { |
1651 | { | 1567 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, |
1652 | if(!DH_generate_key(dh)) | 1568 | ERR_R_DH_LIB); |
1653 | { | 1569 | goto err; |
1654 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, | ||
1655 | ERR_R_DH_LIB); | ||
1656 | goto err; | ||
1657 | } | ||
1658 | } | 1570 | } |
1659 | else | 1571 | } else { |
1660 | { | 1572 | dh->pub_key = BN_dup(dhp->pub_key); |
1661 | dh->pub_key=BN_dup(dhp->pub_key); | 1573 | dh->priv_key = BN_dup(dhp->priv_key); |
1662 | dh->priv_key=BN_dup(dhp->priv_key); | ||
1663 | if ((dh->pub_key == NULL) || | 1574 | if ((dh->pub_key == NULL) || |
1664 | (dh->priv_key == NULL)) | 1575 | (dh->priv_key == NULL)) { |
1665 | { | 1576 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB); |
1666 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1667 | goto err; | 1577 | goto err; |
1668 | } | ||
1669 | } | 1578 | } |
1670 | r[0]=dh->p; | ||
1671 | r[1]=dh->g; | ||
1672 | r[2]=dh->pub_key; | ||
1673 | } | 1579 | } |
1674 | else | 1580 | r[0] = dh->p; |
1581 | r[1] = dh->g; | ||
1582 | r[2] = dh->pub_key; | ||
1583 | } else | ||
1675 | #endif | 1584 | #endif |
1676 | #ifndef OPENSSL_NO_ECDH | 1585 | #ifndef OPENSSL_NO_ECDH |
1677 | if (type & SSL_kEECDH) | 1586 | if (type & SSL_kEECDH) { |
1678 | { | ||
1679 | const EC_GROUP *group; | 1587 | const EC_GROUP *group; |
1680 | 1588 | ||
1681 | ecdhp=cert->ecdh_tmp; | 1589 | ecdhp = cert->ecdh_tmp; |
1682 | if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL)) | 1590 | if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL)) { |
1683 | { | 1591 | ecdhp = s->cert->ecdh_tmp_cb( |
1684 | ecdhp=s->cert->ecdh_tmp_cb(s, | 1592 | s, SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1685 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1593 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1686 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1594 | } |
1687 | } | 1595 | if (ecdhp == NULL) { |
1688 | if (ecdhp == NULL) | 1596 | al = SSL_AD_HANDSHAKE_FAILURE; |
1689 | { | 1597 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_ECDH_KEY); |
1690 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1691 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_ECDH_KEY); | ||
1692 | goto f_err; | 1598 | goto f_err; |
1693 | } | 1599 | } |
1694 | 1600 | ||
1695 | if (s->s3->tmp.ecdh != NULL) | 1601 | if (s->s3->tmp.ecdh != NULL) { |
1696 | { | ||
1697 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 1602 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1698 | goto err; | 1603 | goto err; |
1699 | } | 1604 | } |
1700 | 1605 | ||
1701 | /* Duplicate the ECDH structure. */ | 1606 | /* Duplicate the ECDH structure. */ |
1702 | if (ecdhp == NULL) | 1607 | if (ecdhp == NULL) { |
1703 | { | 1608 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1704 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1705 | goto err; | 1609 | goto err; |
1706 | } | 1610 | } |
1707 | if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) | 1611 | if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) { |
1708 | { | 1612 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1709 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1710 | goto err; | 1613 | goto err; |
1711 | } | 1614 | } |
1712 | 1615 | ||
1713 | s->s3->tmp.ecdh=ecdh; | 1616 | s->s3->tmp.ecdh = ecdh; |
1714 | if ((EC_KEY_get0_public_key(ecdh) == NULL) || | 1617 | if ((EC_KEY_get0_public_key(ecdh) == NULL) || |
1715 | (EC_KEY_get0_private_key(ecdh) == NULL) || | 1618 | (EC_KEY_get0_private_key(ecdh) == NULL) || |
1716 | (s->options & SSL_OP_SINGLE_ECDH_USE)) | 1619 | (s->options & SSL_OP_SINGLE_ECDH_USE)) { |
1717 | { | 1620 | if (!EC_KEY_generate_key(ecdh)) { |
1718 | if(!EC_KEY_generate_key(ecdh)) | 1621 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1719 | { | 1622 | goto err; |
1720 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1721 | goto err; | ||
1722 | } | ||
1723 | } | 1623 | } |
1624 | } | ||
1724 | 1625 | ||
1725 | if (((group = EC_KEY_get0_group(ecdh)) == NULL) || | 1626 | if (((group = EC_KEY_get0_group(ecdh)) == NULL) || |
1726 | (EC_KEY_get0_public_key(ecdh) == NULL) || | 1627 | (EC_KEY_get0_public_key(ecdh) == NULL) || |
1727 | (EC_KEY_get0_private_key(ecdh) == NULL)) | 1628 | (EC_KEY_get0_private_key(ecdh) == NULL)) { |
1728 | { | 1629 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1729 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1730 | goto err; | 1630 | goto err; |
1731 | } | 1631 | } |
1732 | 1632 | ||
1733 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && | 1633 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && |
1734 | (EC_GROUP_get_degree(group) > 163)) | 1634 | (EC_GROUP_get_degree(group) > 163)) { |
1735 | { | 1635 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); |
1736 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); | ||
1737 | goto err; | 1636 | goto err; |
1738 | } | 1637 | } |
1739 | 1638 | ||
1740 | /* XXX: For now, we only support ephemeral ECDH | 1639 | /* XXX: For now, we only support ephemeral ECDH |
1741 | * keys over named (not generic) curves. For | 1640 | * keys over named (not generic) curves. For |
1742 | * supported named curves, curve_id is non-zero. | 1641 | * supported named curves, curve_id is non-zero. |
1743 | */ | 1642 | */ |
1744 | if ((curve_id = | 1643 | if ((curve_id = tls1_ec_nid2curve_id( |
1745 | tls1_ec_nid2curve_id(EC_GROUP_get_curve_name(group))) | 1644 | EC_GROUP_get_curve_name(group))) == 0) { |
1746 | == 0) | 1645 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNSUPPORTED_ELLIPTIC_CURVE); |
1747 | { | ||
1748 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNSUPPORTED_ELLIPTIC_CURVE); | ||
1749 | goto err; | 1646 | goto err; |
1750 | } | 1647 | } |
1751 | 1648 | ||
1752 | /* Encode the public key. | 1649 | /* Encode the public key. |
1753 | * First check the size of encoding and | 1650 | * First check the size of encoding and |
1754 | * allocate memory accordingly. | 1651 | * allocate memory accordingly. |
1755 | */ | 1652 | */ |
1756 | encodedlen = EC_POINT_point2oct(group, | 1653 | encodedlen = EC_POINT_point2oct(group, |
1757 | EC_KEY_get0_public_key(ecdh), | 1654 | EC_KEY_get0_public_key(ecdh), |
1758 | POINT_CONVERSION_UNCOMPRESSED, | 1655 | POINT_CONVERSION_UNCOMPRESSED, |
1759 | NULL, 0, NULL); | 1656 | NULL, 0, NULL); |
1657 | |||
1658 | encodedPoint = (unsigned char *) | ||
1659 | OPENSSL_malloc(encodedlen*sizeof(unsigned char)); | ||
1760 | 1660 | ||
1761 | encodedPoint = (unsigned char *) | ||
1762 | OPENSSL_malloc(encodedlen*sizeof(unsigned char)); | ||
1763 | bn_ctx = BN_CTX_new(); | 1661 | bn_ctx = BN_CTX_new(); |
1764 | if ((encodedPoint == NULL) || (bn_ctx == NULL)) | 1662 | if ((encodedPoint == NULL) || (bn_ctx == NULL)) { |
1765 | { | 1663 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1766 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1767 | goto err; | 1664 | goto err; |
1768 | } | 1665 | } |
1769 | 1666 | ||
1770 | 1667 | ||
1771 | encodedlen = EC_POINT_point2oct(group, | 1668 | encodedlen = EC_POINT_point2oct(group, |
1772 | EC_KEY_get0_public_key(ecdh), | 1669 | EC_KEY_get0_public_key(ecdh), |
1773 | POINT_CONVERSION_UNCOMPRESSED, | 1670 | POINT_CONVERSION_UNCOMPRESSED, |
1774 | encodedPoint, encodedlen, bn_ctx); | 1671 | encodedPoint, encodedlen, bn_ctx); |
1775 | 1672 | ||
1776 | if (encodedlen == 0) | 1673 | if (encodedlen == 0) { |
1777 | { | 1674 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1778 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1779 | goto err; | 1675 | goto err; |
1780 | } | 1676 | } |
1781 | 1677 | ||
1782 | BN_CTX_free(bn_ctx); bn_ctx=NULL; | 1678 | BN_CTX_free(bn_ctx); |
1679 | bn_ctx = NULL; | ||
1783 | 1680 | ||
1784 | /* XXX: For now, we only support named (not | 1681 | /* XXX: For now, we only support named (not |
1785 | * generic) curves in ECDH ephemeral key exchanges. | 1682 | * generic) curves in ECDH ephemeral key exchanges. |
@@ -1792,98 +1689,80 @@ int ssl3_send_server_key_exchange(SSL *s) | |||
1792 | /* We'll generate the serverKeyExchange message | 1689 | /* We'll generate the serverKeyExchange message |
1793 | * explicitly so we can set these to NULLs | 1690 | * explicitly so we can set these to NULLs |
1794 | */ | 1691 | */ |
1795 | r[0]=NULL; | 1692 | r[0] = NULL; |
1796 | r[1]=NULL; | 1693 | r[1] = NULL; |
1797 | r[2]=NULL; | 1694 | r[2] = NULL; |
1798 | r[3]=NULL; | 1695 | r[3] = NULL; |
1799 | } | 1696 | } else |
1800 | else | ||
1801 | #endif /* !OPENSSL_NO_ECDH */ | 1697 | #endif /* !OPENSSL_NO_ECDH */ |
1802 | #ifndef OPENSSL_NO_PSK | 1698 | #ifndef OPENSSL_NO_PSK |
1803 | if (type & SSL_kPSK) | 1699 | if (type & SSL_kPSK) { |
1804 | { | 1700 | /* reserve size for record length and PSK identity hint*/ |
1805 | /* reserve size for record length and PSK identity hint*/ | 1701 | n += 2 + strlen(s->ctx->psk_identity_hint); |
1806 | n+=2+strlen(s->ctx->psk_identity_hint); | 1702 | } else |
1807 | } | ||
1808 | else | ||
1809 | #endif /* !OPENSSL_NO_PSK */ | 1703 | #endif /* !OPENSSL_NO_PSK */ |
1810 | #ifndef OPENSSL_NO_SRP | 1704 | #ifndef OPENSSL_NO_SRP |
1811 | if (type & SSL_kSRP) | 1705 | if (type & SSL_kSRP) { |
1812 | { | 1706 | if ((s->srp_ctx.N == NULL) || (s->srp_ctx.g == NULL) || |
1813 | if ((s->srp_ctx.N == NULL) || | 1707 | (s->srp_ctx.s == NULL) || (s->srp_ctx.B == NULL)) { |
1814 | (s->srp_ctx.g == NULL) || | 1708 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_SRP_PARAM); |
1815 | (s->srp_ctx.s == NULL) || | ||
1816 | (s->srp_ctx.B == NULL)) | ||
1817 | { | ||
1818 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_SRP_PARAM); | ||
1819 | goto err; | 1709 | goto err; |
1820 | } | ||
1821 | r[0]=s->srp_ctx.N; | ||
1822 | r[1]=s->srp_ctx.g; | ||
1823 | r[2]=s->srp_ctx.s; | ||
1824 | r[3]=s->srp_ctx.B; | ||
1825 | } | 1710 | } |
1826 | else | 1711 | r[0] = s->srp_ctx.N; |
1712 | r[1] = s->srp_ctx.g; | ||
1713 | r[2] = s->srp_ctx.s; | ||
1714 | r[3] = s->srp_ctx.B; | ||
1715 | } else | ||
1827 | #endif | 1716 | #endif |
1828 | { | 1717 | { |
1829 | al=SSL_AD_HANDSHAKE_FAILURE; | 1718 | al = SSL_AD_HANDSHAKE_FAILURE; |
1830 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); | 1719 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); |
1831 | goto f_err; | 1720 | goto f_err; |
1832 | } | 1721 | } |
1833 | for (i=0; i < 4 && r[i] != NULL; i++) | 1722 | for (i = 0; i < 4 && r[i] != NULL; i++) { |
1834 | { | 1723 | nr[i] = BN_num_bytes(r[i]); |
1835 | nr[i]=BN_num_bytes(r[i]); | ||
1836 | #ifndef OPENSSL_NO_SRP | 1724 | #ifndef OPENSSL_NO_SRP |
1837 | if ((i == 2) && (type & SSL_kSRP)) | 1725 | if ((i == 2) && (type & SSL_kSRP)) |
1838 | n+=1+nr[i]; | 1726 | n += 1 + nr[i]; |
1839 | else | 1727 | else |
1840 | #endif | 1728 | #endif |
1841 | n+=2+nr[i]; | 1729 | n += 2 + nr[i]; |
1842 | } | 1730 | } |
1843 | 1731 | ||
1844 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 1732 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
1845 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 1733 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
1846 | { | 1734 | if ((pkey = ssl_get_sign_pkey( |
1847 | if ((pkey=ssl_get_sign_pkey(s,s->s3->tmp.new_cipher,&md)) | 1735 | s, s->s3->tmp.new_cipher, &md)) == NULL) { |
1848 | == NULL) | 1736 | al = SSL_AD_DECODE_ERROR; |
1849 | { | ||
1850 | al=SSL_AD_DECODE_ERROR; | ||
1851 | goto f_err; | 1737 | goto f_err; |
1852 | } | ||
1853 | kn=EVP_PKEY_size(pkey); | ||
1854 | } | ||
1855 | else | ||
1856 | { | ||
1857 | pkey=NULL; | ||
1858 | kn=0; | ||
1859 | } | 1738 | } |
1739 | kn = EVP_PKEY_size(pkey); | ||
1740 | } else { | ||
1741 | pkey = NULL; | ||
1742 | kn = 0; | ||
1743 | } | ||
1860 | 1744 | ||
1861 | if (!BUF_MEM_grow_clean(buf,n+4+kn)) | 1745 | if (!BUF_MEM_grow_clean(buf, n + 4 + kn)) { |
1862 | { | 1746 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_BUF); |
1863 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_BUF); | ||
1864 | goto err; | 1747 | goto err; |
1865 | } | 1748 | } |
1866 | d=(unsigned char *)s->init_buf->data; | 1749 | d = (unsigned char *)s->init_buf->data; |
1867 | p= &(d[4]); | 1750 | p = &(d[4]); |
1868 | 1751 | ||
1869 | for (i=0; i < 4 && r[i] != NULL; i++) | 1752 | for (i = 0; i < 4 && r[i] != NULL; i++) { |
1870 | { | ||
1871 | #ifndef OPENSSL_NO_SRP | 1753 | #ifndef OPENSSL_NO_SRP |
1872 | if ((i == 2) && (type & SSL_kSRP)) | 1754 | if ((i == 2) && (type & SSL_kSRP)) { |
1873 | { | ||
1874 | *p = nr[i]; | 1755 | *p = nr[i]; |
1875 | p++; | 1756 | p++; |
1876 | } | 1757 | } else |
1877 | else | ||
1878 | #endif | 1758 | #endif |
1879 | s2n(nr[i],p); | 1759 | s2n(nr[i], p); |
1880 | BN_bn2bin(r[i],p); | 1760 | BN_bn2bin(r[i], p); |
1881 | p+=nr[i]; | 1761 | p += nr[i]; |
1882 | } | 1762 | } |
1883 | 1763 | ||
1884 | #ifndef OPENSSL_NO_ECDH | 1764 | #ifndef OPENSSL_NO_ECDH |
1885 | if (type & SSL_kEECDH) | 1765 | if (type & SSL_kEECDH) { |
1886 | { | ||
1887 | /* XXX: For now, we only support named (not generic) curves. | 1766 | /* XXX: For now, we only support named (not generic) curves. |
1888 | * In this situation, the serverKeyExchange message has: | 1767 | * In this situation, the serverKeyExchange message has: |
1889 | * [1 byte CurveType], [2 byte CurveName] | 1768 | * [1 byte CurveType], [2 byte CurveName] |
@@ -1898,236 +1777,220 @@ int ssl3_send_server_key_exchange(SSL *s) | |||
1898 | p += 1; | 1777 | p += 1; |
1899 | *p = encodedlen; | 1778 | *p = encodedlen; |
1900 | p += 1; | 1779 | p += 1; |
1901 | memcpy((unsigned char*)p, | 1780 | memcpy((unsigned char*)p, |
1902 | (unsigned char *)encodedPoint, | 1781 | (unsigned char *)encodedPoint, encodedlen); |
1903 | encodedlen); | ||
1904 | OPENSSL_free(encodedPoint); | 1782 | OPENSSL_free(encodedPoint); |
1905 | encodedPoint = NULL; | 1783 | encodedPoint = NULL; |
1906 | p += encodedlen; | 1784 | p += encodedlen; |
1907 | } | 1785 | } |
1908 | #endif | 1786 | #endif |
1909 | 1787 | ||
1910 | #ifndef OPENSSL_NO_PSK | 1788 | #ifndef OPENSSL_NO_PSK |
1911 | if (type & SSL_kPSK) | 1789 | if (type & SSL_kPSK) { |
1912 | { | ||
1913 | /* copy PSK identity hint */ | 1790 | /* copy PSK identity hint */ |
1914 | s2n(strlen(s->ctx->psk_identity_hint), p); | 1791 | s2n(strlen(s->ctx->psk_identity_hint), p); |
1792 | |||
1915 | strncpy((char *)p, s->ctx->psk_identity_hint, strlen(s->ctx->psk_identity_hint)); | 1793 | strncpy((char *)p, s->ctx->psk_identity_hint, strlen(s->ctx->psk_identity_hint)); |
1916 | p+=strlen(s->ctx->psk_identity_hint); | 1794 | p += strlen(s->ctx->psk_identity_hint); |
1917 | } | 1795 | } |
1918 | #endif | 1796 | #endif |
1919 | 1797 | ||
1920 | /* not anonymous */ | 1798 | /* not anonymous */ |
1921 | if (pkey != NULL) | 1799 | if (pkey != NULL) { |
1922 | { | ||
1923 | /* n is the length of the params, they start at &(d[4]) | 1800 | /* n is the length of the params, they start at &(d[4]) |
1924 | * and p points to the space at the end. */ | 1801 | * and p points to the space at the end. */ |
1925 | #ifndef OPENSSL_NO_RSA | 1802 | #ifndef OPENSSL_NO_RSA |
1926 | if (pkey->type == EVP_PKEY_RSA | 1803 | if (pkey->type == EVP_PKEY_RSA |
1927 | && TLS1_get_version(s) < TLS1_2_VERSION) | 1804 | && TLS1_get_version(s) < TLS1_2_VERSION) { |
1928 | { | 1805 | q = md_buf; |
1929 | q=md_buf; | 1806 | j = 0; |
1930 | j=0; | 1807 | for (num = 2; num > 0; num--) { |
1931 | for (num=2; num > 0; num--) | ||
1932 | { | ||
1933 | EVP_MD_CTX_set_flags(&md_ctx, | 1808 | EVP_MD_CTX_set_flags(&md_ctx, |
1934 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); | 1809 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); |
1935 | EVP_DigestInit_ex(&md_ctx,(num == 2) | 1810 | EVP_DigestInit_ex(&md_ctx, |
1936 | ?s->ctx->md5:s->ctx->sha1, NULL); | 1811 | (num == 2) ? s->ctx->md5 : s->ctx->sha1, NULL); |
1937 | EVP_DigestUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1812 | EVP_DigestUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1938 | EVP_DigestUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1813 | EVP_DigestUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1939 | EVP_DigestUpdate(&md_ctx,&(d[4]),n); | 1814 | EVP_DigestUpdate(&md_ctx, &(d[4]), n); |
1940 | EVP_DigestFinal_ex(&md_ctx,q, | 1815 | EVP_DigestFinal_ex(&md_ctx, q, (unsigned int *)&i); |
1941 | (unsigned int *)&i); | 1816 | q += i; |
1942 | q+=i; | 1817 | j += i; |
1943 | j+=i; | 1818 | } |
1944 | } | ||
1945 | if (RSA_sign(NID_md5_sha1, md_buf, j, | 1819 | if (RSA_sign(NID_md5_sha1, md_buf, j, |
1946 | &(p[2]), &u, pkey->pkey.rsa) <= 0) | 1820 | &(p[2]), &u, pkey->pkey.rsa) <= 0) { |
1947 | { | 1821 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_RSA); |
1948 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_RSA); | ||
1949 | goto err; | 1822 | goto err; |
1950 | } | ||
1951 | s2n(u,p); | ||
1952 | n+=u+2; | ||
1953 | } | 1823 | } |
1954 | else | 1824 | s2n(u, p); |
1825 | n += u + 2; | ||
1826 | } else | ||
1955 | #endif | 1827 | #endif |
1956 | if (md) | 1828 | if (md) { |
1957 | { | ||
1958 | /* For TLS1.2 and later send signature | 1829 | /* For TLS1.2 and later send signature |
1959 | * algorithm */ | 1830 | * algorithm */ |
1960 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1831 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1961 | { | 1832 | if (!tls12_get_sigandhash(p, pkey, md)) { |
1962 | if (!tls12_get_sigandhash(p, pkey, md)) | ||
1963 | { | ||
1964 | /* Should never happen */ | 1833 | /* Should never happen */ |
1965 | al=SSL_AD_INTERNAL_ERROR; | 1834 | al = SSL_AD_INTERNAL_ERROR; |
1966 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 1835 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1967 | goto f_err; | 1836 | goto f_err; |
1968 | } | ||
1969 | p+=2; | ||
1970 | } | 1837 | } |
1838 | p += 2; | ||
1839 | } | ||
1971 | #ifdef SSL_DEBUG | 1840 | #ifdef SSL_DEBUG |
1972 | fprintf(stderr, "Using hash %s\n", | 1841 | fprintf(stderr, "Using hash %s\n", |
1973 | EVP_MD_name(md)); | 1842 | EVP_MD_name(md)); |
1974 | #endif | 1843 | #endif |
1975 | EVP_SignInit_ex(&md_ctx, md, NULL); | 1844 | EVP_SignInit_ex(&md_ctx, md, NULL); |
1976 | EVP_SignUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1845 | EVP_SignUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1977 | EVP_SignUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1846 | EVP_SignUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1978 | EVP_SignUpdate(&md_ctx,&(d[4]),n); | 1847 | EVP_SignUpdate(&md_ctx, &(d[4]), n); |
1979 | if (!EVP_SignFinal(&md_ctx,&(p[2]), | 1848 | if (!EVP_SignFinal(&md_ctx, &(p[2]), |
1980 | (unsigned int *)&i,pkey)) | 1849 | (unsigned int *)&i, pkey)) { |
1981 | { | 1850 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_EVP); |
1982 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_EVP); | ||
1983 | goto err; | 1851 | goto err; |
1984 | } | ||
1985 | s2n(i,p); | ||
1986 | n+=i+2; | ||
1987 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1988 | n+= 2; | ||
1989 | } | 1852 | } |
1990 | else | 1853 | s2n(i, p); |
1991 | { | 1854 | n += i + 2; |
1855 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1856 | n += 2; | ||
1857 | } else { | ||
1992 | /* Is this error check actually needed? */ | 1858 | /* Is this error check actually needed? */ |
1993 | al=SSL_AD_HANDSHAKE_FAILURE; | 1859 | al = SSL_AD_HANDSHAKE_FAILURE; |
1994 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_PKEY_TYPE); | 1860 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_PKEY_TYPE); |
1995 | goto f_err; | 1861 | goto f_err; |
1996 | } | ||
1997 | } | 1862 | } |
1863 | } | ||
1998 | 1864 | ||
1999 | *(d++)=SSL3_MT_SERVER_KEY_EXCHANGE; | 1865 | *(d++) = SSL3_MT_SERVER_KEY_EXCHANGE; |
2000 | l2n3(n,d); | 1866 | l2n3(n, d); |
2001 | 1867 | ||
2002 | /* we should now have things packed up, so lets send | 1868 | /* we should now have things packed up, so lets send |
2003 | * it off */ | 1869 | * it off */ |
2004 | s->init_num=n+4; | 1870 | s->init_num = n + 4; |
2005 | s->init_off=0; | 1871 | s->init_off = 0; |
2006 | } | 1872 | } |
2007 | 1873 | ||
2008 | s->state = SSL3_ST_SW_KEY_EXCH_B; | 1874 | s->state = SSL3_ST_SW_KEY_EXCH_B; |
2009 | EVP_MD_CTX_cleanup(&md_ctx); | 1875 | EVP_MD_CTX_cleanup(&md_ctx); |
2010 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1876 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2011 | f_err: | 1877 | f_err: |
2012 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1878 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2013 | err: | 1879 | err: |
2014 | #ifndef OPENSSL_NO_ECDH | 1880 | #ifndef OPENSSL_NO_ECDH |
2015 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 1881 | if (encodedPoint != NULL) |
1882 | OPENSSL_free(encodedPoint); | ||
2016 | BN_CTX_free(bn_ctx); | 1883 | BN_CTX_free(bn_ctx); |
2017 | #endif | 1884 | #endif |
2018 | EVP_MD_CTX_cleanup(&md_ctx); | 1885 | EVP_MD_CTX_cleanup(&md_ctx); |
2019 | return(-1); | 1886 | return (-1); |
2020 | } | 1887 | } |
2021 | 1888 | ||
2022 | int ssl3_send_certificate_request(SSL *s) | 1889 | int |
2023 | { | 1890 | ssl3_send_certificate_request(SSL *s) |
2024 | unsigned char *p,*d; | 1891 | { |
2025 | int i,j,nl,off,n; | 1892 | unsigned char *p, *d; |
2026 | STACK_OF(X509_NAME) *sk=NULL; | 1893 | int i, j, nl, off, n; |
1894 | STACK_OF(X509_NAME) *sk = NULL; | ||
2027 | X509_NAME *name; | 1895 | X509_NAME *name; |
2028 | BUF_MEM *buf; | 1896 | BUF_MEM *buf; |
2029 | 1897 | ||
2030 | if (s->state == SSL3_ST_SW_CERT_REQ_A) | 1898 | if (s->state == SSL3_ST_SW_CERT_REQ_A) { |
2031 | { | 1899 | buf = s->init_buf; |
2032 | buf=s->init_buf; | ||
2033 | 1900 | ||
2034 | d=p=(unsigned char *)&(buf->data[4]); | 1901 | d = p = (unsigned char *)&(buf->data[4]); |
2035 | 1902 | ||
2036 | /* get the list of acceptable cert types */ | 1903 | /* get the list of acceptable cert types */ |
2037 | p++; | 1904 | p++; |
2038 | n=ssl3_get_req_cert_type(s,p); | 1905 | n = ssl3_get_req_cert_type(s, p); |
2039 | d[0]=n; | 1906 | d[0] = n; |
2040 | p+=n; | 1907 | p += n; |
2041 | n++; | 1908 | n++; |
2042 | 1909 | ||
2043 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1910 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2044 | { | ||
2045 | nl = tls12_get_req_sig_algs(s, p + 2); | 1911 | nl = tls12_get_req_sig_algs(s, p + 2); |
2046 | s2n(nl, p); | 1912 | s2n(nl, p); |
2047 | p += nl + 2; | 1913 | p += nl + 2; |
2048 | n += nl + 2; | 1914 | n += nl + 2; |
2049 | } | 1915 | } |
2050 | |||
2051 | off=n; | ||
2052 | p+=2; | ||
2053 | n+=2; | ||
2054 | 1916 | ||
2055 | sk=SSL_get_client_CA_list(s); | 1917 | off = n; |
2056 | nl=0; | 1918 | p += 2; |
2057 | if (sk != NULL) | 1919 | n += 2; |
2058 | { | 1920 | |
2059 | for (i=0; i<sk_X509_NAME_num(sk); i++) | 1921 | sk = SSL_get_client_CA_list(s); |
2060 | { | 1922 | nl = 0; |
2061 | name=sk_X509_NAME_value(sk,i); | 1923 | if (sk != NULL) { |
2062 | j=i2d_X509_NAME(name,NULL); | 1924 | for (i = 0; i < sk_X509_NAME_num(sk); i++) { |
2063 | if (!BUF_MEM_grow_clean(buf,4+n+j+2)) | 1925 | name = sk_X509_NAME_value(sk, i); |
2064 | { | 1926 | j = i2d_X509_NAME(name, NULL); |
2065 | SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST,ERR_R_BUF_LIB); | 1927 | if (!BUF_MEM_grow_clean(buf, 4 + n + j + 2)) { |
1928 | SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST, ERR_R_BUF_LIB); | ||
2066 | goto err; | 1929 | goto err; |
2067 | } | 1930 | } |
2068 | p=(unsigned char *)&(buf->data[4+n]); | 1931 | p = (unsigned char *)&(buf->data[4 + n]); |
2069 | if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) | 1932 | if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) { |
2070 | { | 1933 | s2n(j, p); |
2071 | s2n(j,p); | 1934 | i2d_X509_NAME(name, &p); |
2072 | i2d_X509_NAME(name,&p); | 1935 | n += 2 + j; |
2073 | n+=2+j; | 1936 | nl += 2 + j; |
2074 | nl+=2+j; | 1937 | } else { |
2075 | } | 1938 | d = p; |
2076 | else | 1939 | i2d_X509_NAME(name, &p); |
2077 | { | 1940 | j -= 2; |
2078 | d=p; | 1941 | s2n(j, d); |
2079 | i2d_X509_NAME(name,&p); | 1942 | j += 2; |
2080 | j-=2; s2n(j,d); j+=2; | 1943 | n += j; |
2081 | n+=j; | 1944 | nl += j; |
2082 | nl+=j; | ||
2083 | } | ||
2084 | } | 1945 | } |
2085 | } | 1946 | } |
1947 | } | ||
2086 | /* else no CA names */ | 1948 | /* else no CA names */ |
2087 | p=(unsigned char *)&(buf->data[4+off]); | 1949 | p = (unsigned char *)&(buf->data[4 + off]); |
2088 | s2n(nl,p); | 1950 | s2n(nl, p); |
2089 | 1951 | ||
2090 | d=(unsigned char *)buf->data; | 1952 | d = (unsigned char *)buf->data; |
2091 | *(d++)=SSL3_MT_CERTIFICATE_REQUEST; | 1953 | *(d++) = SSL3_MT_CERTIFICATE_REQUEST; |
2092 | l2n3(n,d); | 1954 | l2n3(n, d); |
2093 | 1955 | ||
2094 | /* we should now have things packed up, so lets send | 1956 | /* we should now have things packed up, so lets send |
2095 | * it off */ | 1957 | * it off */ |
2096 | 1958 | ||
2097 | s->init_num=n+4; | 1959 | s->init_num = n + 4; |
2098 | s->init_off=0; | 1960 | s->init_off = 0; |
2099 | #ifdef NETSCAPE_HANG_BUG | 1961 | #ifdef NETSCAPE_HANG_BUG |
2100 | p=(unsigned char *)s->init_buf->data + s->init_num; | 1962 | p = (unsigned char *)s->init_buf->data + s->init_num; |
2101 | 1963 | ||
2102 | /* do the header */ | 1964 | /* do the header */ |
2103 | *(p++)=SSL3_MT_SERVER_DONE; | 1965 | *(p++) = SSL3_MT_SERVER_DONE; |
2104 | *(p++)=0; | 1966 | *(p++) = 0; |
2105 | *(p++)=0; | 1967 | *(p++) = 0; |
2106 | *(p++)=0; | 1968 | *(p++) = 0; |
2107 | s->init_num += 4; | 1969 | s->init_num += 4; |
2108 | #endif | 1970 | #endif |
2109 | 1971 | ||
2110 | s->state = SSL3_ST_SW_CERT_REQ_B; | 1972 | s->state = SSL3_ST_SW_CERT_REQ_B; |
2111 | } | 1973 | } |
2112 | 1974 | ||
2113 | /* SSL3_ST_SW_CERT_REQ_B */ | 1975 | /* SSL3_ST_SW_CERT_REQ_B */ |
2114 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1976 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2115 | err: | 1977 | err: |
2116 | return(-1); | 1978 | return (-1); |
2117 | } | 1979 | } |
2118 | 1980 | ||
2119 | int ssl3_get_client_key_exchange(SSL *s) | 1981 | int |
2120 | { | 1982 | ssl3_get_client_key_exchange(SSL *s) |
2121 | int i,al,ok; | 1983 | { |
1984 | int i, al, ok; | ||
2122 | long n; | 1985 | long n; |
2123 | unsigned long alg_k; | 1986 | unsigned long alg_k; |
2124 | unsigned char *p; | 1987 | unsigned char *p; |
2125 | #ifndef OPENSSL_NO_RSA | 1988 | #ifndef OPENSSL_NO_RSA |
2126 | RSA *rsa=NULL; | 1989 | RSA *rsa = NULL; |
2127 | EVP_PKEY *pkey=NULL; | 1990 | EVP_PKEY *pkey = NULL; |
2128 | #endif | 1991 | #endif |
2129 | #ifndef OPENSSL_NO_DH | 1992 | #ifndef OPENSSL_NO_DH |
2130 | BIGNUM *pub=NULL; | 1993 | BIGNUM *pub = NULL; |
2131 | DH *dh_srvr; | 1994 | DH *dh_srvr; |
2132 | #endif | 1995 | #endif |
2133 | #ifndef OPENSSL_NO_KRB5 | 1996 | #ifndef OPENSSL_NO_KRB5 |
@@ -2138,83 +2001,67 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2138 | EC_KEY *srvr_ecdh = NULL; | 2001 | EC_KEY *srvr_ecdh = NULL; |
2139 | EVP_PKEY *clnt_pub_pkey = NULL; | 2002 | EVP_PKEY *clnt_pub_pkey = NULL; |
2140 | EC_POINT *clnt_ecpoint = NULL; | 2003 | EC_POINT *clnt_ecpoint = NULL; |
2141 | BN_CTX *bn_ctx = NULL; | 2004 | BN_CTX *bn_ctx = NULL; |
2142 | #endif | ||
2143 | 2005 | ||
2144 | n=s->method->ssl_get_message(s, | 2006 | #endif |
2145 | SSL3_ST_SR_KEY_EXCH_A, | ||
2146 | SSL3_ST_SR_KEY_EXCH_B, | ||
2147 | SSL3_MT_CLIENT_KEY_EXCHANGE, | ||
2148 | 2048, /* ??? */ | ||
2149 | &ok); | ||
2150 | 2007 | ||
2151 | if (!ok) return((int)n); | 2008 | n = s->method->ssl_get_message(s, SSL3_ST_SR_KEY_EXCH_A, |
2152 | p=(unsigned char *)s->init_msg; | 2009 | SSL3_ST_SR_KEY_EXCH_B, SSL3_MT_CLIENT_KEY_EXCHANGE, |
2010 | 2048, /* ??? */ &ok); | ||
2011 | if (!ok) | ||
2012 | return ((int)n); | ||
2013 | p = (unsigned char *)s->init_msg; | ||
2153 | 2014 | ||
2154 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2015 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
2155 | 2016 | ||
2156 | #ifndef OPENSSL_NO_RSA | 2017 | #ifndef OPENSSL_NO_RSA |
2157 | if (alg_k & SSL_kRSA) | 2018 | if (alg_k & SSL_kRSA) { |
2158 | { | ||
2159 | /* FIX THIS UP EAY EAY EAY EAY */ | 2019 | /* FIX THIS UP EAY EAY EAY EAY */ |
2160 | if (s->s3->tmp.use_rsa_tmp) | 2020 | if (s->s3->tmp.use_rsa_tmp) { |
2161 | { | ||
2162 | if ((s->cert != NULL) && (s->cert->rsa_tmp != NULL)) | 2021 | if ((s->cert != NULL) && (s->cert->rsa_tmp != NULL)) |
2163 | rsa=s->cert->rsa_tmp; | 2022 | rsa = s->cert->rsa_tmp; |
2164 | /* Don't do a callback because rsa_tmp should | 2023 | /* Don't do a callback because rsa_tmp should |
2165 | * be sent already */ | 2024 | * be sent already */ |
2166 | if (rsa == NULL) | 2025 | if (rsa == NULL) { |
2167 | { | 2026 | al = SSL_AD_HANDSHAKE_FAILURE; |
2168 | al=SSL_AD_HANDSHAKE_FAILURE; | 2027 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_RSA_PKEY); |
2169 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_RSA_PKEY); | ||
2170 | goto f_err; | 2028 | goto f_err; |
2171 | 2029 | ||
2172 | } | ||
2173 | } | 2030 | } |
2174 | else | 2031 | } else { |
2175 | { | 2032 | pkey = s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey; |
2176 | pkey=s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey; | 2033 | if ((pkey == NULL) || (pkey->type != EVP_PKEY_RSA) || |
2177 | if ( (pkey == NULL) || | 2034 | (pkey->pkey.rsa == NULL)) { |
2178 | (pkey->type != EVP_PKEY_RSA) || | 2035 | al = SSL_AD_HANDSHAKE_FAILURE; |
2179 | (pkey->pkey.rsa == NULL)) | 2036 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_RSA_CERTIFICATE); |
2180 | { | ||
2181 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
2182 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_RSA_CERTIFICATE); | ||
2183 | goto f_err; | 2037 | goto f_err; |
2184 | } | ||
2185 | rsa=pkey->pkey.rsa; | ||
2186 | } | 2038 | } |
2039 | rsa = pkey->pkey.rsa; | ||
2040 | } | ||
2187 | 2041 | ||
2188 | /* TLS and [incidentally] DTLS{0xFEFF} */ | 2042 | /* TLS and [incidentally] DTLS{0xFEFF} */ |
2189 | if (s->version > SSL3_VERSION && s->version != DTLS1_BAD_VER) | 2043 | if (s->version > SSL3_VERSION && s->version != DTLS1_BAD_VER) { |
2190 | { | 2044 | n2s(p, i); |
2191 | n2s(p,i); | 2045 | if (n != i + 2) { |
2192 | if (n != i+2) | 2046 | if (!(s->options & SSL_OP_TLS_D5_BUG)) { |
2193 | { | 2047 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG); |
2194 | if (!(s->options & SSL_OP_TLS_D5_BUG)) | ||
2195 | { | ||
2196 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG); | ||
2197 | goto err; | 2048 | goto err; |
2198 | } | 2049 | } else |
2199 | else | 2050 | p -= 2; |
2200 | p-=2; | 2051 | } else |
2201 | } | 2052 | n = i; |
2202 | else | 2053 | } |
2203 | n=i; | ||
2204 | } | ||
2205 | 2054 | ||
2206 | i=RSA_private_decrypt((int)n,p,p,rsa,RSA_PKCS1_PADDING); | 2055 | i = RSA_private_decrypt((int)n, p, p, rsa, RSA_PKCS1_PADDING); |
2207 | 2056 | ||
2208 | al = -1; | 2057 | al = -1; |
2209 | 2058 | ||
2210 | if (i != SSL_MAX_MASTER_KEY_LENGTH) | 2059 | if (i != SSL_MAX_MASTER_KEY_LENGTH) { |
2211 | { | 2060 | al = SSL_AD_DECODE_ERROR; |
2212 | al=SSL_AD_DECODE_ERROR; | ||
2213 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); */ | 2061 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); */ |
2214 | } | 2062 | } |
2215 | 2063 | ||
2216 | if ((al == -1) && !((p[0] == (s->client_version>>8)) && (p[1] == (s->client_version & 0xff)))) | 2064 | if ((al == -1) && !((p[0] == (s->client_version >> 8)) && (p[1] == (s->client_version & 0xff)))) { |
2217 | { | ||
2218 | /* The premaster secret must contain the same version number as the | 2065 | /* The premaster secret must contain the same version number as the |
2219 | * ClientHello to detect version rollback attacks (strangely, the | 2066 | * ClientHello to detect version rollback attacks (strangely, the |
2220 | * protocol does not offer such protection for DH ciphersuites). | 2067 | * protocol does not offer such protection for DH ciphersuites). |
@@ -2223,9 +2070,8 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2223 | * protocol version. | 2070 | * protocol version. |
2224 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. */ | 2071 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. */ |
2225 | if (!((s->options & SSL_OP_TLS_ROLLBACK_BUG) && | 2072 | if (!((s->options & SSL_OP_TLS_ROLLBACK_BUG) && |
2226 | (p[0] == (s->version>>8)) && (p[1] == (s->version & 0xff)))) | 2073 | (p[0] == (s->version >> 8)) && (p[1] == (s->version & 0xff)))) { |
2227 | { | 2074 | al = SSL_AD_DECODE_ERROR; |
2228 | al=SSL_AD_DECODE_ERROR; | ||
2229 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_PROTOCOL_VERSION_NUMBER); */ | 2075 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_PROTOCOL_VERSION_NUMBER); */ |
2230 | 2076 | ||
2231 | /* The Klima-Pokorny-Rosa extension of Bleichenbacher's attack | 2077 | /* The Klima-Pokorny-Rosa extension of Bleichenbacher's attack |
@@ -2235,11 +2081,10 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2235 | * made up by the adversary is properly formatted except | 2081 | * made up by the adversary is properly formatted except |
2236 | * that the version number is wrong. To avoid such attacks, | 2082 | * that the version number is wrong. To avoid such attacks, |
2237 | * we should treat this just like any other decryption error. */ | 2083 | * we should treat this just like any other decryption error. */ |
2238 | } | ||
2239 | } | 2084 | } |
2085 | } | ||
2240 | 2086 | ||
2241 | if (al != -1) | 2087 | if (al != -1) { |
2242 | { | ||
2243 | /* Some decryption failure -- use random value instead as countermeasure | 2088 | /* Some decryption failure -- use random value instead as countermeasure |
2244 | * against Bleichenbacher's attack on PKCS #1 v1.5 RSA padding | 2089 | * against Bleichenbacher's attack on PKCS #1 v1.5 RSA padding |
2245 | * (see RFC 2246, section 7.4.7.1). */ | 2090 | * (see RFC 2246, section 7.4.7.1). */ |
@@ -2249,83 +2094,69 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2249 | p[1] = s->client_version & 0xff; | 2094 | p[1] = s->client_version & 0xff; |
2250 | if (RAND_pseudo_bytes(p+2, i-2) <= 0) /* should be RAND_bytes, but we cannot work around a failure */ | 2095 | if (RAND_pseudo_bytes(p+2, i-2) <= 0) /* should be RAND_bytes, but we cannot work around a failure */ |
2251 | goto err; | 2096 | goto err; |
2252 | } | ||
2253 | |||
2254 | s->session->master_key_length= | ||
2255 | s->method->ssl3_enc->generate_master_secret(s, | ||
2256 | s->session->master_key, | ||
2257 | p,i); | ||
2258 | OPENSSL_cleanse(p,i); | ||
2259 | } | 2097 | } |
2260 | else | 2098 | |
2099 | s->session->master_key_length = | ||
2100 | s->method->ssl3_enc->generate_master_secret(s, | ||
2101 | s->session->master_key, | ||
2102 | p, i); | ||
2103 | OPENSSL_cleanse(p, i); | ||
2104 | } else | ||
2261 | #endif | 2105 | #endif |
2262 | #ifndef OPENSSL_NO_DH | 2106 | #ifndef OPENSSL_NO_DH |
2263 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 2107 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
2264 | { | 2108 | n2s(p, i); |
2265 | n2s(p,i); | 2109 | if (n != i + 2) { |
2266 | if (n != i+2) | 2110 | if (!(s->options & SSL_OP_SSLEAY_080_CLIENT_DH_BUG)) { |
2267 | { | 2111 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG); |
2268 | if (!(s->options & SSL_OP_SSLEAY_080_CLIENT_DH_BUG)) | ||
2269 | { | ||
2270 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG); | ||
2271 | goto err; | 2112 | goto err; |
2272 | } | 2113 | } else { |
2273 | else | 2114 | p -= 2; |
2274 | { | 2115 | i = (int)n; |
2275 | p-=2; | ||
2276 | i=(int)n; | ||
2277 | } | ||
2278 | } | 2116 | } |
2117 | } | ||
2279 | 2118 | ||
2280 | if (n == 0L) /* the parameters are in the cert */ | 2119 | if (n == 0L) /* the parameters are in the cert */ |
2281 | { | 2120 | { |
2282 | al=SSL_AD_HANDSHAKE_FAILURE; | 2121 | al = SSL_AD_HANDSHAKE_FAILURE; |
2283 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_UNABLE_TO_DECODE_DH_CERTS); | 2122 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_UNABLE_TO_DECODE_DH_CERTS); |
2284 | goto f_err; | 2123 | goto f_err; |
2285 | } | 2124 | } else { |
2286 | else | 2125 | if (s->s3->tmp.dh == NULL) { |
2287 | { | 2126 | al = SSL_AD_HANDSHAKE_FAILURE; |
2288 | if (s->s3->tmp.dh == NULL) | 2127 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_DH_KEY); |
2289 | { | ||
2290 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
2291 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY); | ||
2292 | goto f_err; | 2128 | goto f_err; |
2293 | } | 2129 | } else |
2294 | else | 2130 | dh_srvr = s->s3->tmp.dh; |
2295 | dh_srvr=s->s3->tmp.dh; | 2131 | } |
2296 | } | ||
2297 | 2132 | ||
2298 | pub=BN_bin2bn(p,i,NULL); | 2133 | pub = BN_bin2bn(p, i, NULL); |
2299 | if (pub == NULL) | 2134 | if (pub == NULL) { |
2300 | { | 2135 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_BN_LIB); |
2301 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BN_LIB); | ||
2302 | goto err; | 2136 | goto err; |
2303 | } | 2137 | } |
2304 | 2138 | ||
2305 | i=DH_compute_key(p,pub,dh_srvr); | 2139 | i = DH_compute_key(p, pub, dh_srvr); |
2306 | 2140 | ||
2307 | if (i <= 0) | 2141 | if (i <= 0) { |
2308 | { | 2142 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2309 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2310 | BN_clear_free(pub); | 2143 | BN_clear_free(pub); |
2311 | goto err; | 2144 | goto err; |
2312 | } | 2145 | } |
2313 | 2146 | ||
2314 | DH_free(s->s3->tmp.dh); | 2147 | DH_free(s->s3->tmp.dh); |
2315 | s->s3->tmp.dh=NULL; | 2148 | s->s3->tmp.dh = NULL; |
2316 | 2149 | ||
2317 | BN_clear_free(pub); | 2150 | BN_clear_free(pub); |
2318 | pub=NULL; | 2151 | pub = NULL; |
2319 | s->session->master_key_length= | 2152 | s->session->master_key_length = |
2320 | s->method->ssl3_enc->generate_master_secret(s, | 2153 | s->method->ssl3_enc->generate_master_secret( |
2321 | s->session->master_key,p,i); | 2154 | s, s->session->master_key, p, i); |
2322 | OPENSSL_cleanse(p,i); | 2155 | OPENSSL_cleanse(p, i); |
2323 | } | 2156 | } else |
2324 | else | ||
2325 | #endif | 2157 | #endif |
2326 | #ifndef OPENSSL_NO_KRB5 | 2158 | #ifndef OPENSSL_NO_KRB5 |
2327 | if (alg_k & SSL_kKRB5) | 2159 | if (alg_k & SSL_kKRB5) { |
2328 | { | ||
2329 | krb5_error_code krb5rc; | 2160 | krb5_error_code krb5rc; |
2330 | krb5_data enc_ticket; | 2161 | krb5_data enc_ticket; |
2331 | krb5_data authenticator; | 2162 | krb5_data authenticator; |
@@ -2335,100 +2166,94 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2335 | const EVP_CIPHER *enc = NULL; | 2166 | const EVP_CIPHER *enc = NULL; |
2336 | unsigned char iv[EVP_MAX_IV_LENGTH]; | 2167 | unsigned char iv[EVP_MAX_IV_LENGTH]; |
2337 | unsigned char pms[SSL_MAX_MASTER_KEY_LENGTH | 2168 | unsigned char pms[SSL_MAX_MASTER_KEY_LENGTH |
2338 | + EVP_MAX_BLOCK_LENGTH]; | 2169 | + EVP_MAX_BLOCK_LENGTH]; |
2339 | int padl, outl; | 2170 | int padl, outl; |
2340 | krb5_timestamp authtime = 0; | 2171 | krb5_timestamp authtime = 0; |
2341 | krb5_ticket_times ttimes; | 2172 | krb5_ticket_times ttimes; |
2342 | 2173 | ||
2343 | EVP_CIPHER_CTX_init(&ciph_ctx); | 2174 | EVP_CIPHER_CTX_init(&ciph_ctx); |
2344 | 2175 | ||
2345 | if (!kssl_ctx) kssl_ctx = kssl_ctx_new(); | 2176 | if (!kssl_ctx) |
2177 | kssl_ctx = kssl_ctx_new(); | ||
2346 | 2178 | ||
2347 | n2s(p,i); | 2179 | n2s(p, i); |
2348 | enc_ticket.length = i; | 2180 | enc_ticket.length = i; |
2349 | 2181 | ||
2350 | if (n < (long)(enc_ticket.length + 6)) | 2182 | if (n < (long)(enc_ticket.length + 6)) { |
2351 | { | ||
2352 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2183 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2353 | SSL_R_DATA_LENGTH_TOO_LONG); | 2184 | SSL_R_DATA_LENGTH_TOO_LONG); |
2354 | goto err; | 2185 | goto err; |
2355 | } | 2186 | } |
2356 | 2187 | ||
2357 | enc_ticket.data = (char *)p; | 2188 | enc_ticket.data = (char *)p; |
2358 | p+=enc_ticket.length; | 2189 | p += enc_ticket.length; |
2359 | 2190 | ||
2360 | n2s(p,i); | 2191 | n2s(p, i); |
2361 | authenticator.length = i; | 2192 | authenticator.length = i; |
2362 | 2193 | ||
2363 | if (n < (long)(enc_ticket.length + authenticator.length + 6)) | 2194 | if (n < (long)(enc_ticket.length + authenticator.length + 6)) { |
2364 | { | ||
2365 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2195 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2366 | SSL_R_DATA_LENGTH_TOO_LONG); | 2196 | SSL_R_DATA_LENGTH_TOO_LONG); |
2367 | goto err; | 2197 | goto err; |
2368 | } | 2198 | } |
2369 | 2199 | ||
2370 | authenticator.data = (char *)p; | 2200 | authenticator.data = (char *)p; |
2371 | p+=authenticator.length; | 2201 | p += authenticator.length; |
2372 | 2202 | ||
2373 | n2s(p,i); | 2203 | n2s(p, i); |
2374 | enc_pms.length = i; | 2204 | enc_pms.length = i; |
2375 | enc_pms.data = (char *)p; | 2205 | enc_pms.data = (char *)p; |
2376 | p+=enc_pms.length; | 2206 | p += enc_pms.length; |
2377 | 2207 | ||
2378 | /* Note that the length is checked again below, | 2208 | /* Note that the length is checked again below, |
2379 | ** after decryption | 2209 | ** after decryption |
2380 | */ | 2210 | */ |
2381 | if(enc_pms.length > sizeof pms) | 2211 | if (enc_pms.length > sizeof pms) { |
2382 | { | ||
2383 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2212 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2384 | SSL_R_DATA_LENGTH_TOO_LONG); | 2213 | SSL_R_DATA_LENGTH_TOO_LONG); |
2385 | goto err; | 2214 | goto err; |
2386 | } | 2215 | } |
2387 | 2216 | ||
2388 | if (n != (long)(enc_ticket.length + authenticator.length + | 2217 | if (n != (long)(enc_ticket.length + authenticator.length + |
2389 | enc_pms.length + 6)) | 2218 | enc_pms.length + 6)) { |
2390 | { | ||
2391 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2219 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2392 | SSL_R_DATA_LENGTH_TOO_LONG); | 2220 | SSL_R_DATA_LENGTH_TOO_LONG); |
2393 | goto err; | 2221 | goto err; |
2394 | } | 2222 | } |
2395 | 2223 | ||
2396 | if ((krb5rc = kssl_sget_tkt(kssl_ctx, &enc_ticket, &ttimes, | 2224 | if ((krb5rc = kssl_sget_tkt(kssl_ctx, &enc_ticket, &ttimes, |
2397 | &kssl_err)) != 0) | 2225 | &kssl_err)) != 0) { |
2398 | { | ||
2399 | #ifdef KSSL_DEBUG | 2226 | #ifdef KSSL_DEBUG |
2400 | printf("kssl_sget_tkt rtn %d [%d]\n", | 2227 | printf("kssl_sget_tkt rtn %d [%d]\n", |
2401 | krb5rc, kssl_err.reason); | 2228 | krb5rc, kssl_err.reason); |
2402 | if (kssl_err.text) | 2229 | if (kssl_err.text) |
2403 | printf("kssl_err text= %s\n", kssl_err.text); | 2230 | printf("kssl_err text= %s\n", kssl_err.text); |
2404 | #endif /* KSSL_DEBUG */ | 2231 | #endif /* KSSL_DEBUG */ |
2405 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2232 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2406 | kssl_err.reason); | 2233 | kssl_err.reason); |
2407 | goto err; | 2234 | goto err; |
2408 | } | 2235 | } |
2409 | 2236 | ||
2410 | /* Note: no authenticator is not considered an error, | 2237 | /* Note: no authenticator is not considered an error, |
2411 | ** but will return authtime == 0. | 2238 | ** but will return authtime == 0. |
2412 | */ | 2239 | */ |
2413 | if ((krb5rc = kssl_check_authent(kssl_ctx, &authenticator, | 2240 | if ((krb5rc = kssl_check_authent(kssl_ctx, &authenticator, |
2414 | &authtime, &kssl_err)) != 0) | 2241 | &authtime, &kssl_err)) != 0) { |
2415 | { | ||
2416 | #ifdef KSSL_DEBUG | 2242 | #ifdef KSSL_DEBUG |
2417 | printf("kssl_check_authent rtn %d [%d]\n", | 2243 | printf("kssl_check_authent rtn %d [%d]\n", |
2418 | krb5rc, kssl_err.reason); | 2244 | krb5rc, kssl_err.reason); |
2419 | if (kssl_err.text) | 2245 | if (kssl_err.text) |
2420 | printf("kssl_err text= %s\n", kssl_err.text); | 2246 | printf("kssl_err text= %s\n", kssl_err.text); |
2421 | #endif /* KSSL_DEBUG */ | 2247 | #endif /* KSSL_DEBUG */ |
2422 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2248 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2423 | kssl_err.reason); | 2249 | kssl_err.reason); |
2424 | goto err; | 2250 | goto err; |
2425 | } | 2251 | } |
2426 | 2252 | ||
2427 | if ((krb5rc = kssl_validate_times(authtime, &ttimes)) != 0) | 2253 | if ((krb5rc = kssl_validate_times(authtime, &ttimes)) != 0) { |
2428 | { | ||
2429 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, krb5rc); | 2254 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, krb5rc); |
2430 | goto err; | 2255 | goto err; |
2431 | } | 2256 | } |
2432 | 2257 | ||
2433 | #ifdef KSSL_DEBUG | 2258 | #ifdef KSSL_DEBUG |
2434 | kssl_ctx_show(kssl_ctx); | 2259 | kssl_ctx_show(kssl_ctx); |
@@ -2436,44 +2261,38 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2436 | 2261 | ||
2437 | enc = kssl_map_enc(kssl_ctx->enctype); | 2262 | enc = kssl_map_enc(kssl_ctx->enctype); |
2438 | if (enc == NULL) | 2263 | if (enc == NULL) |
2439 | goto err; | 2264 | goto err; |
2440 | 2265 | ||
2441 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ | 2266 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ |
2442 | 2267 | ||
2443 | if (!EVP_DecryptInit_ex(&ciph_ctx,enc,NULL,kssl_ctx->key,iv)) | 2268 | if (!EVP_DecryptInit_ex(&ciph_ctx, enc, NULL, kssl_ctx->key, iv)) { |
2444 | { | ||
2445 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2269 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2446 | SSL_R_DECRYPTION_FAILED); | 2270 | SSL_R_DECRYPTION_FAILED); |
2447 | goto err; | 2271 | goto err; |
2448 | } | 2272 | } |
2449 | if (!EVP_DecryptUpdate(&ciph_ctx, pms,&outl, | 2273 | if (!EVP_DecryptUpdate(&ciph_ctx, pms, &outl, |
2450 | (unsigned char *)enc_pms.data, enc_pms.length)) | 2274 | (unsigned char *)enc_pms.data, enc_pms.length)) { |
2451 | { | ||
2452 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2275 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2453 | SSL_R_DECRYPTION_FAILED); | 2276 | SSL_R_DECRYPTION_FAILED); |
2454 | goto err; | 2277 | goto err; |
2455 | } | 2278 | } |
2456 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) | 2279 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) { |
2457 | { | ||
2458 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2280 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2459 | SSL_R_DATA_LENGTH_TOO_LONG); | 2281 | SSL_R_DATA_LENGTH_TOO_LONG); |
2460 | goto err; | 2282 | goto err; |
2461 | } | 2283 | } |
2462 | if (!EVP_DecryptFinal_ex(&ciph_ctx,&(pms[outl]),&padl)) | 2284 | if (!EVP_DecryptFinal_ex(&ciph_ctx, &(pms[outl]), &padl)) { |
2463 | { | ||
2464 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2285 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2465 | SSL_R_DECRYPTION_FAILED); | 2286 | SSL_R_DECRYPTION_FAILED); |
2466 | goto err; | 2287 | goto err; |
2467 | } | 2288 | } |
2468 | outl += padl; | 2289 | outl += padl; |
2469 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) | 2290 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) { |
2470 | { | ||
2471 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2291 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2472 | SSL_R_DATA_LENGTH_TOO_LONG); | 2292 | SSL_R_DATA_LENGTH_TOO_LONG); |
2473 | goto err; | 2293 | goto err; |
2474 | } | 2294 | } |
2475 | if (!((pms[0] == (s->client_version>>8)) && (pms[1] == (s->client_version & 0xff)))) | 2295 | if (!((pms[0] == (s->client_version >> 8)) && (pms[1] == (s->client_version & 0xff)))) { |
2476 | { | ||
2477 | /* The premaster secret must contain the same version number as the | 2296 | /* The premaster secret must contain the same version number as the |
2478 | * ClientHello to detect version rollback attacks (strangely, the | 2297 | * ClientHello to detect version rollback attacks (strangely, the |
2479 | * protocol does not offer such protection for DH ciphersuites). | 2298 | * protocol does not offer such protection for DH ciphersuites). |
@@ -2482,29 +2301,26 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2482 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. | 2301 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. |
2483 | * (Perhaps we should have a separate BUG value for the Kerberos cipher) | 2302 | * (Perhaps we should have a separate BUG value for the Kerberos cipher) |
2484 | */ | 2303 | */ |
2485 | if (!(s->options & SSL_OP_TLS_ROLLBACK_BUG)) | 2304 | if (!(s->options & SSL_OP_TLS_ROLLBACK_BUG)) { |
2486 | { | 2305 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2487 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2306 | SSL_AD_DECODE_ERROR); |
2488 | SSL_AD_DECODE_ERROR); | 2307 | goto err; |
2489 | goto err; | ||
2490 | } | 2308 | } |
2491 | } | 2309 | } |
2492 | 2310 | ||
2493 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); | 2311 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); |
2494 | 2312 | ||
2495 | s->session->master_key_length= | 2313 | s->session->master_key_length = |
2496 | s->method->ssl3_enc->generate_master_secret(s, | 2314 | s->method->ssl3_enc->generate_master_secret(s, |
2497 | s->session->master_key, pms, outl); | 2315 | s->session->master_key, pms, outl); |
2498 | 2316 | ||
2499 | if (kssl_ctx->client_princ) | 2317 | if (kssl_ctx->client_princ) { |
2500 | { | ||
2501 | size_t len = strlen(kssl_ctx->client_princ); | 2318 | size_t len = strlen(kssl_ctx->client_princ); |
2502 | if ( len < SSL_MAX_KRB5_PRINCIPAL_LENGTH ) | 2319 | if (len < SSL_MAX_KRB5_PRINCIPAL_LENGTH ) { |
2503 | { | ||
2504 | s->session->krb5_client_princ_len = len; | 2320 | s->session->krb5_client_princ_len = len; |
2505 | memcpy(s->session->krb5_client_princ,kssl_ctx->client_princ,len); | 2321 | memcpy(s->session->krb5_client_princ, kssl_ctx->client_princ, len); |
2506 | } | ||
2507 | } | 2322 | } |
2323 | } | ||
2508 | 2324 | ||
2509 | 2325 | ||
2510 | /* Was doing kssl_ctx_free() here, | 2326 | /* Was doing kssl_ctx_free() here, |
@@ -2512,13 +2328,11 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2512 | ** kssl_ctx = kssl_ctx_free(kssl_ctx); | 2328 | ** kssl_ctx = kssl_ctx_free(kssl_ctx); |
2513 | ** if (s->kssl_ctx) s->kssl_ctx = NULL; | 2329 | ** if (s->kssl_ctx) s->kssl_ctx = NULL; |
2514 | */ | 2330 | */ |
2515 | } | 2331 | } else |
2516 | else | ||
2517 | #endif /* OPENSSL_NO_KRB5 */ | 2332 | #endif /* OPENSSL_NO_KRB5 */ |
2518 | 2333 | ||
2519 | #ifndef OPENSSL_NO_ECDH | 2334 | #ifndef OPENSSL_NO_ECDH |
2520 | if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) | 2335 | if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) { |
2521 | { | ||
2522 | int ret = 1; | 2336 | int ret = 1; |
2523 | int field_size = 0; | 2337 | int field_size = 0; |
2524 | const EC_KEY *tkey; | 2338 | const EC_KEY *tkey; |
@@ -2526,60 +2340,51 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2526 | const BIGNUM *priv_key; | 2340 | const BIGNUM *priv_key; |
2527 | 2341 | ||
2528 | /* initialize structures for server's ECDH key pair */ | 2342 | /* initialize structures for server's ECDH key pair */ |
2529 | if ((srvr_ecdh = EC_KEY_new()) == NULL) | 2343 | if ((srvr_ecdh = EC_KEY_new()) == NULL) { |
2530 | { | ||
2531 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2344 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2532 | ERR_R_MALLOC_FAILURE); | 2345 | ERR_R_MALLOC_FAILURE); |
2533 | goto err; | 2346 | goto err; |
2534 | } | 2347 | } |
2535 | 2348 | ||
2536 | /* Let's get server private key and group information */ | 2349 | /* Let's get server private key and group information */ |
2537 | if (alg_k & (SSL_kECDHr|SSL_kECDHe)) | 2350 | if (alg_k & (SSL_kECDHr|SSL_kECDHe)) { |
2538 | { | ||
2539 | /* use the certificate */ | 2351 | /* use the certificate */ |
2540 | tkey = s->cert->pkeys[SSL_PKEY_ECC].privatekey->pkey.ec; | 2352 | tkey = s->cert->pkeys[SSL_PKEY_ECC].privatekey->pkey.ec; |
2541 | } | 2353 | } else { |
2542 | else | ||
2543 | { | ||
2544 | /* use the ephermeral values we saved when | 2354 | /* use the ephermeral values we saved when |
2545 | * generating the ServerKeyExchange msg. | 2355 | * generating the ServerKeyExchange msg. |
2546 | */ | 2356 | */ |
2547 | tkey = s->s3->tmp.ecdh; | 2357 | tkey = s->s3->tmp.ecdh; |
2548 | } | 2358 | } |
2549 | 2359 | ||
2550 | group = EC_KEY_get0_group(tkey); | 2360 | group = EC_KEY_get0_group(tkey); |
2551 | priv_key = EC_KEY_get0_private_key(tkey); | 2361 | priv_key = EC_KEY_get0_private_key(tkey); |
2552 | 2362 | ||
2553 | if (!EC_KEY_set_group(srvr_ecdh, group) || | 2363 | if (!EC_KEY_set_group(srvr_ecdh, group) || |
2554 | !EC_KEY_set_private_key(srvr_ecdh, priv_key)) | 2364 | !EC_KEY_set_private_key(srvr_ecdh, priv_key)) { |
2555 | { | ||
2556 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2365 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2557 | ERR_R_EC_LIB); | 2366 | ERR_R_EC_LIB); |
2558 | goto err; | 2367 | goto err; |
2559 | } | 2368 | } |
2560 | 2369 | ||
2561 | /* Let's get client's public key */ | 2370 | /* Let's get client's public key */ |
2562 | if ((clnt_ecpoint = EC_POINT_new(group)) == NULL) | 2371 | if ((clnt_ecpoint = EC_POINT_new(group)) == NULL) { |
2563 | { | ||
2564 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2372 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2565 | ERR_R_MALLOC_FAILURE); | 2373 | ERR_R_MALLOC_FAILURE); |
2566 | goto err; | 2374 | goto err; |
2567 | } | 2375 | } |
2568 | 2376 | ||
2569 | if (n == 0L) | 2377 | if (n == 0L) { |
2570 | { | ||
2571 | /* Client Publickey was in Client Certificate */ | 2378 | /* Client Publickey was in Client Certificate */ |
2572 | 2379 | ||
2573 | if (alg_k & SSL_kEECDH) | 2380 | if (alg_k & SSL_kEECDH) { |
2574 | { | 2381 | al = SSL_AD_HANDSHAKE_FAILURE; |
2575 | al=SSL_AD_HANDSHAKE_FAILURE; | 2382 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_ECDH_KEY); |
2576 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_ECDH_KEY); | 2383 | goto f_err; |
2577 | goto f_err; | 2384 | } |
2578 | } | 2385 | if (((clnt_pub_pkey = X509_get_pubkey( |
2579 | if (((clnt_pub_pkey=X509_get_pubkey(s->session->peer)) | 2386 | s->session->peer)) == NULL) || |
2580 | == NULL) || | 2387 | (clnt_pub_pkey->type != EVP_PKEY_EC)) { |
2581 | (clnt_pub_pkey->type != EVP_PKEY_EC)) | ||
2582 | { | ||
2583 | /* XXX: For now, we do not support client | 2388 | /* XXX: For now, we do not support client |
2584 | * authentication using ECDH certificates | 2389 | * authentication using ECDH certificates |
2585 | * so this branch (n == 0L) of the code is | 2390 | * so this branch (n == 0L) of the code is |
@@ -2591,771 +2396,680 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2591 | * the two ECDH shares are for the same | 2396 | * the two ECDH shares are for the same |
2592 | * group. | 2397 | * group. |
2593 | */ | 2398 | */ |
2594 | al=SSL_AD_HANDSHAKE_FAILURE; | 2399 | al = SSL_AD_HANDSHAKE_FAILURE; |
2595 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2400 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2596 | SSL_R_UNABLE_TO_DECODE_ECDH_CERTS); | 2401 | SSL_R_UNABLE_TO_DECODE_ECDH_CERTS); |
2597 | goto f_err; | 2402 | goto f_err; |
2598 | } | 2403 | } |
2599 | 2404 | ||
2600 | if (EC_POINT_copy(clnt_ecpoint, | 2405 | if (EC_POINT_copy(clnt_ecpoint, |
2601 | EC_KEY_get0_public_key(clnt_pub_pkey->pkey.ec)) == 0) | 2406 | EC_KEY_get0_public_key(clnt_pub_pkey->pkey.ec)) == 0) { |
2602 | { | ||
2603 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2407 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2604 | ERR_R_EC_LIB); | 2408 | ERR_R_EC_LIB); |
2605 | goto err; | 2409 | goto err; |
2606 | } | ||
2607 | ret = 2; /* Skip certificate verify processing */ | ||
2608 | } | 2410 | } |
2609 | else | 2411 | ret = 2; /* Skip certificate verify processing */ |
2610 | { | 2412 | } else { |
2611 | /* Get client's public key from encoded point | 2413 | /* Get client's public key from encoded point |
2612 | * in the ClientKeyExchange message. | 2414 | * in the ClientKeyExchange message. |
2613 | */ | 2415 | */ |
2614 | if ((bn_ctx = BN_CTX_new()) == NULL) | 2416 | if ((bn_ctx = BN_CTX_new()) == NULL) { |
2615 | { | ||
2616 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2417 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2617 | ERR_R_MALLOC_FAILURE); | 2418 | ERR_R_MALLOC_FAILURE); |
2618 | goto err; | 2419 | goto err; |
2619 | } | 2420 | } |
2620 | 2421 | ||
2621 | /* Get encoded point length */ | 2422 | /* Get encoded point length */ |
2622 | i = *p; | 2423 | i = *p; |
2424 | |||
2623 | p += 1; | 2425 | p += 1; |
2624 | if (n != 1 + i) | 2426 | if (n != 1 + i) { |
2625 | { | ||
2626 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2427 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2627 | ERR_R_EC_LIB); | 2428 | ERR_R_EC_LIB); |
2628 | goto err; | 2429 | goto err; |
2629 | } | 2430 | } |
2630 | if (EC_POINT_oct2point(group, | 2431 | if (EC_POINT_oct2point(group, |
2631 | clnt_ecpoint, p, i, bn_ctx) == 0) | 2432 | clnt_ecpoint, p, i, bn_ctx) == 0) { |
2632 | { | ||
2633 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2433 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2634 | ERR_R_EC_LIB); | 2434 | ERR_R_EC_LIB); |
2635 | goto err; | 2435 | goto err; |
2636 | } | 2436 | } |
2637 | /* p is pointing to somewhere in the buffer | 2437 | /* p is pointing to somewhere in the buffer |
2638 | * currently, so set it to the start | 2438 | * currently, so set it to the start |
2639 | */ | 2439 | */ |
2640 | p=(unsigned char *)s->init_buf->data; | 2440 | p = (unsigned char *)s->init_buf->data; |
2641 | } | 2441 | } |
2642 | 2442 | ||
2643 | /* Compute the shared pre-master secret */ | 2443 | /* Compute the shared pre-master secret */ |
2644 | field_size = EC_GROUP_get_degree(group); | 2444 | field_size = EC_GROUP_get_degree(group); |
2645 | if (field_size <= 0) | 2445 | if (field_size <= 0) { |
2646 | { | 2446 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2647 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2447 | ERR_R_ECDH_LIB); |
2648 | ERR_R_ECDH_LIB); | ||
2649 | goto err; | 2448 | goto err; |
2650 | } | 2449 | } |
2651 | i = ECDH_compute_key(p, (field_size+7)/8, clnt_ecpoint, srvr_ecdh, NULL); | 2450 | i = ECDH_compute_key(p, (field_size + 7)/8, clnt_ecpoint, srvr_ecdh, NULL); |
2652 | if (i <= 0) | 2451 | if (i <= 0) { |
2653 | { | ||
2654 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2452 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2655 | ERR_R_ECDH_LIB); | 2453 | ERR_R_ECDH_LIB); |
2656 | goto err; | 2454 | goto err; |
2657 | } | 2455 | } |
2658 | 2456 | ||
2659 | EVP_PKEY_free(clnt_pub_pkey); | 2457 | EVP_PKEY_free(clnt_pub_pkey); |
2660 | EC_POINT_free(clnt_ecpoint); | 2458 | EC_POINT_free(clnt_ecpoint); |
2661 | EC_KEY_free(srvr_ecdh); | 2459 | EC_KEY_free(srvr_ecdh); |
2662 | BN_CTX_free(bn_ctx); | 2460 | BN_CTX_free(bn_ctx); |
2663 | EC_KEY_free(s->s3->tmp.ecdh); | 2461 | EC_KEY_free(s->s3->tmp.ecdh); |
2664 | s->s3->tmp.ecdh = NULL; | 2462 | s->s3->tmp.ecdh = NULL; |
2463 | |||
2665 | 2464 | ||
2666 | /* Compute the master secret */ | 2465 | /* Compute the master secret */ |
2667 | s->session->master_key_length = s->method->ssl3_enc-> \ | 2466 | s->session->master_key_length = s->method->ssl3_enc-> \ |
2668 | generate_master_secret(s, s->session->master_key, p, i); | 2467 | generate_master_secret(s, s->session->master_key, p, i); |
2669 | 2468 | ||
2670 | OPENSSL_cleanse(p, i); | 2469 | OPENSSL_cleanse(p, i); |
2671 | return (ret); | 2470 | return (ret); |
2672 | } | 2471 | } else |
2673 | else | ||
2674 | #endif | 2472 | #endif |
2675 | #ifndef OPENSSL_NO_PSK | 2473 | #ifndef OPENSSL_NO_PSK |
2676 | if (alg_k & SSL_kPSK) | 2474 | if (alg_k & SSL_kPSK) { |
2677 | { | 2475 | unsigned char *t = NULL; |
2678 | unsigned char *t = NULL; | 2476 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2 + 4]; |
2679 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2+4]; | 2477 | unsigned int pre_ms_len = 0, psk_len = 0; |
2680 | unsigned int pre_ms_len = 0, psk_len = 0; | 2478 | int psk_err = 1; |
2681 | int psk_err = 1; | 2479 | char tmp_id[PSK_MAX_IDENTITY_LEN + 1]; |
2682 | char tmp_id[PSK_MAX_IDENTITY_LEN+1]; | ||
2683 | 2480 | ||
2684 | al=SSL_AD_HANDSHAKE_FAILURE; | 2481 | al = SSL_AD_HANDSHAKE_FAILURE; |
2685 | |||
2686 | n2s(p,i); | ||
2687 | if (n != i+2) | ||
2688 | { | ||
2689 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2690 | SSL_R_LENGTH_MISMATCH); | ||
2691 | goto psk_err; | ||
2692 | } | ||
2693 | if (i > PSK_MAX_IDENTITY_LEN) | ||
2694 | { | ||
2695 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2696 | SSL_R_DATA_LENGTH_TOO_LONG); | ||
2697 | goto psk_err; | ||
2698 | } | ||
2699 | if (s->psk_server_callback == NULL) | ||
2700 | { | ||
2701 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2702 | SSL_R_PSK_NO_SERVER_CB); | ||
2703 | goto psk_err; | ||
2704 | } | ||
2705 | 2482 | ||
2706 | /* Create guaranteed NULL-terminated identity | 2483 | n2s(p, i); |
2707 | * string for the callback */ | 2484 | if (n != i + 2) { |
2708 | memcpy(tmp_id, p, i); | 2485 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2709 | memset(tmp_id+i, 0, PSK_MAX_IDENTITY_LEN+1-i); | 2486 | SSL_R_LENGTH_MISMATCH); |
2710 | psk_len = s->psk_server_callback(s, tmp_id, | 2487 | goto psk_err; |
2711 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2488 | } |
2712 | OPENSSL_cleanse(tmp_id, PSK_MAX_IDENTITY_LEN+1); | 2489 | if (i > PSK_MAX_IDENTITY_LEN) { |
2490 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2491 | SSL_R_DATA_LENGTH_TOO_LONG); | ||
2492 | goto psk_err; | ||
2493 | } | ||
2494 | if (s->psk_server_callback == NULL) { | ||
2495 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2496 | SSL_R_PSK_NO_SERVER_CB); | ||
2497 | goto psk_err; | ||
2498 | } | ||
2713 | 2499 | ||
2714 | if (psk_len > PSK_MAX_PSK_LEN) | 2500 | /* Create guaranteed NULL-terminated identity |
2715 | { | 2501 | * string for the callback */ |
2716 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2502 | memcpy(tmp_id, p, i); |
2717 | ERR_R_INTERNAL_ERROR); | 2503 | memset(tmp_id + i, 0, PSK_MAX_IDENTITY_LEN + 1 - i); |
2718 | goto psk_err; | 2504 | psk_len = s->psk_server_callback(s, tmp_id, |
2719 | } | 2505 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2720 | else if (psk_len == 0) | 2506 | OPENSSL_cleanse(tmp_id, PSK_MAX_IDENTITY_LEN + 1); |
2721 | { | ||
2722 | /* PSK related to the given identity not found */ | ||
2723 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2724 | SSL_R_PSK_IDENTITY_NOT_FOUND); | ||
2725 | al=SSL_AD_UNKNOWN_PSK_IDENTITY; | ||
2726 | goto psk_err; | ||
2727 | } | ||
2728 | 2507 | ||
2729 | /* create PSK pre_master_secret */ | 2508 | if (psk_len > PSK_MAX_PSK_LEN) { |
2730 | pre_ms_len=2+psk_len+2+psk_len; | 2509 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2731 | t = psk_or_pre_ms; | 2510 | ERR_R_INTERNAL_ERROR); |
2732 | memmove(psk_or_pre_ms+psk_len+4, psk_or_pre_ms, psk_len); | 2511 | goto psk_err; |
2733 | s2n(psk_len, t); | 2512 | } else if (psk_len == 0) { |
2734 | memset(t, 0, psk_len); | 2513 | /* PSK related to the given identity not found */ |
2735 | t+=psk_len; | 2514 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2736 | s2n(psk_len, t); | 2515 | SSL_R_PSK_IDENTITY_NOT_FOUND); |
2737 | 2516 | al = SSL_AD_UNKNOWN_PSK_IDENTITY; | |
2738 | if (s->session->psk_identity != NULL) | 2517 | goto psk_err; |
2739 | OPENSSL_free(s->session->psk_identity); | 2518 | } |
2740 | s->session->psk_identity = BUF_strdup((char *)p); | 2519 | |
2741 | if (s->session->psk_identity == NULL) | 2520 | /* create PSK pre_master_secret */ |
2742 | { | 2521 | pre_ms_len = 2 + psk_len + 2 + psk_len; |
2743 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2522 | t = psk_or_pre_ms; |
2744 | ERR_R_MALLOC_FAILURE); | 2523 | memmove(psk_or_pre_ms + psk_len + 4, psk_or_pre_ms, psk_len); |
2745 | goto psk_err; | 2524 | s2n(psk_len, t); |
2746 | } | 2525 | memset(t, 0, psk_len); |
2526 | t += psk_len; | ||
2527 | s2n(psk_len, t); | ||
2528 | |||
2529 | if (s->session->psk_identity != NULL) | ||
2530 | OPENSSL_free(s->session->psk_identity); | ||
2531 | s->session->psk_identity = BUF_strdup((char *)p); | ||
2532 | if (s->session->psk_identity == NULL) { | ||
2533 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2534 | ERR_R_MALLOC_FAILURE); | ||
2535 | goto psk_err; | ||
2536 | } | ||
2747 | 2537 | ||
2748 | if (s->session->psk_identity_hint != NULL) | 2538 | if (s->session->psk_identity_hint != NULL) |
2749 | OPENSSL_free(s->session->psk_identity_hint); | 2539 | OPENSSL_free(s->session->psk_identity_hint); |
2750 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); | 2540 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); |
2751 | if (s->ctx->psk_identity_hint != NULL && | 2541 | if (s->ctx->psk_identity_hint != NULL && |
2752 | s->session->psk_identity_hint == NULL) | 2542 | s->session->psk_identity_hint == NULL) { |
2753 | { | 2543 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2754 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2544 | ERR_R_MALLOC_FAILURE); |
2755 | ERR_R_MALLOC_FAILURE); | 2545 | goto psk_err; |
2756 | goto psk_err; | 2546 | } |
2757 | } | ||
2758 | 2547 | ||
2759 | s->session->master_key_length= | 2548 | s->session->master_key_length = |
2760 | s->method->ssl3_enc->generate_master_secret(s, | 2549 | s->method->ssl3_enc->generate_master_secret( |
2761 | s->session->master_key, psk_or_pre_ms, pre_ms_len); | 2550 | s, s->session->master_key, psk_or_pre_ms, pre_ms_len); |
2762 | psk_err = 0; | 2551 | psk_err = 0; |
2763 | psk_err: | 2552 | psk_err: |
2764 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2553 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2765 | if (psk_err != 0) | 2554 | if (psk_err != 0) |
2766 | goto f_err; | 2555 | goto f_err; |
2767 | } | 2556 | } else |
2768 | else | ||
2769 | #endif | 2557 | #endif |
2770 | #ifndef OPENSSL_NO_SRP | 2558 | #ifndef OPENSSL_NO_SRP |
2771 | if (alg_k & SSL_kSRP) | 2559 | if (alg_k & SSL_kSRP) { |
2772 | { | 2560 | int param_len; |
2773 | int param_len; | ||
2774 | |||
2775 | n2s(p,i); | ||
2776 | param_len=i+2; | ||
2777 | if (param_len > n) | ||
2778 | { | ||
2779 | al=SSL_AD_DECODE_ERROR; | ||
2780 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_SRP_A_LENGTH); | ||
2781 | goto f_err; | ||
2782 | } | ||
2783 | if (!(s->srp_ctx.A=BN_bin2bn(p,i,NULL))) | ||
2784 | { | ||
2785 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
2786 | goto err; | ||
2787 | } | ||
2788 | if (s->session->srp_username != NULL) | ||
2789 | OPENSSL_free(s->session->srp_username); | ||
2790 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | ||
2791 | if (s->session->srp_username == NULL) | ||
2792 | { | ||
2793 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2794 | ERR_R_MALLOC_FAILURE); | ||
2795 | goto err; | ||
2796 | } | ||
2797 | 2561 | ||
2798 | if ((s->session->master_key_length = SRP_generate_server_master_secret(s,s->session->master_key))<0) | 2562 | n2s(p, i); |
2799 | { | 2563 | param_len = i + 2; |
2800 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 2564 | if (param_len > n) { |
2801 | goto err; | 2565 | al = SSL_AD_DECODE_ERROR; |
2802 | } | 2566 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_BAD_SRP_A_LENGTH); |
2567 | goto f_err; | ||
2568 | } | ||
2569 | if (!(s->srp_ctx.A = BN_bin2bn(p, i, NULL))) { | ||
2570 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_BN_LIB); | ||
2571 | goto err; | ||
2572 | } | ||
2573 | if (s->session->srp_username != NULL) | ||
2574 | OPENSSL_free(s->session->srp_username); | ||
2575 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | ||
2576 | if (s->session->srp_username == NULL) { | ||
2577 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2578 | ERR_R_MALLOC_FAILURE); | ||
2579 | goto err; | ||
2580 | } | ||
2803 | 2581 | ||
2804 | p+=i; | 2582 | if ((s->session->master_key_length = SRP_generate_server_master_secret(s, s->session->master_key)) < 0) { |
2805 | } | 2583 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2806 | else | 2584 | goto err; |
2585 | } | ||
2586 | |||
2587 | p += i; | ||
2588 | } else | ||
2807 | #endif /* OPENSSL_NO_SRP */ | 2589 | #endif /* OPENSSL_NO_SRP */ |
2808 | if (alg_k & SSL_kGOST) | 2590 | if (alg_k & SSL_kGOST) { |
2809 | { | 2591 | int ret = 0; |
2810 | int ret = 0; | 2592 | EVP_PKEY_CTX *pkey_ctx; |
2811 | EVP_PKEY_CTX *pkey_ctx; | 2593 | EVP_PKEY *client_pub_pkey = NULL, *pk = NULL; |
2812 | EVP_PKEY *client_pub_pkey = NULL, *pk = NULL; | 2594 | unsigned char premaster_secret[32], *start; |
2813 | unsigned char premaster_secret[32], *start; | 2595 | size_t outlen = 32, inlen; |
2814 | size_t outlen=32, inlen; | 2596 | unsigned long alg_a; |
2815 | unsigned long alg_a; | 2597 | |
2816 | 2598 | /* Get our certificate private key*/ | |
2817 | /* Get our certificate private key*/ | 2599 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
2818 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; | 2600 | if (alg_a & SSL_aGOST94) |
2819 | if (alg_a & SSL_aGOST94) | 2601 | pk = s->cert->pkeys[SSL_PKEY_GOST94].privatekey; |
2820 | pk = s->cert->pkeys[SSL_PKEY_GOST94].privatekey; | 2602 | else if (alg_a & SSL_aGOST01) |
2821 | else if (alg_a & SSL_aGOST01) | 2603 | pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey; |
2822 | pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey; | 2604 | |
2823 | 2605 | pkey_ctx = EVP_PKEY_CTX_new(pk, NULL); | |
2824 | pkey_ctx = EVP_PKEY_CTX_new(pk,NULL); | 2606 | EVP_PKEY_decrypt_init(pkey_ctx); |
2825 | EVP_PKEY_decrypt_init(pkey_ctx); | ||
2826 | /* If client certificate is present and is of the same type, maybe | 2607 | /* If client certificate is present and is of the same type, maybe |
2827 | * use it for key exchange. Don't mind errors from | 2608 | * use it for key exchange. Don't mind errors from |
2828 | * EVP_PKEY_derive_set_peer, because it is completely valid to use | 2609 | * EVP_PKEY_derive_set_peer, because it is completely valid to use |
2829 | * a client certificate for authorization only. */ | 2610 | * a client certificate for authorization only. */ |
2830 | client_pub_pkey = X509_get_pubkey(s->session->peer); | 2611 | client_pub_pkey = X509_get_pubkey(s->session->peer); |
2831 | if (client_pub_pkey) | 2612 | if (client_pub_pkey) { |
2832 | { | 2613 | if (EVP_PKEY_derive_set_peer(pkey_ctx, client_pub_pkey) <= 0) |
2833 | if (EVP_PKEY_derive_set_peer(pkey_ctx, client_pub_pkey) <= 0) | 2614 | ERR_clear_error(); |
2834 | ERR_clear_error(); | 2615 | } |
2835 | } | 2616 | /* Decrypt session key */ |
2836 | /* Decrypt session key */ | 2617 | if ((*p != ( V_ASN1_SEQUENCE| V_ASN1_CONSTRUCTED))) { |
2837 | if ((*p!=( V_ASN1_SEQUENCE| V_ASN1_CONSTRUCTED))) | 2618 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2838 | { | 2619 | goto gerr; |
2839 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2620 | } |
2840 | goto gerr; | 2621 | if (p[1] == 0x81) { |
2841 | } | 2622 | start = p + 3; |
2842 | if (p[1] == 0x81) | 2623 | inlen = p[2]; |
2843 | { | 2624 | } else if (p[1] < 0x80) { |
2844 | start = p+3; | 2625 | start = p + 2; |
2845 | inlen = p[2]; | 2626 | inlen = p[1]; |
2846 | } | 2627 | } else { |
2847 | else if (p[1] < 0x80) | 2628 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2848 | { | 2629 | goto gerr; |
2849 | start = p+2; | 2630 | } |
2850 | inlen = p[1]; | 2631 | if (EVP_PKEY_decrypt(pkey_ctx, premaster_secret, &outlen, start, inlen) <=0) |
2851 | } | 2632 | |
2852 | else | 2633 | { |
2853 | { | 2634 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2854 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2635 | goto gerr; |
2855 | goto gerr; | 2636 | } |
2856 | } | 2637 | /* Generate master secret */ |
2857 | if (EVP_PKEY_decrypt(pkey_ctx,premaster_secret,&outlen,start,inlen) <=0) | 2638 | s->session->master_key_length = |
2858 | 2639 | s->method->ssl3_enc->generate_master_secret( | |
2859 | { | 2640 | s, s->session->master_key, premaster_secret, 32); |
2860 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2641 | /* Check if pubkey from client certificate was used */ |
2861 | goto gerr; | 2642 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) |
2862 | } | 2643 | ret = 2; |
2863 | /* Generate master secret */ | 2644 | else |
2864 | s->session->master_key_length= | 2645 | ret = 1; |
2865 | s->method->ssl3_enc->generate_master_secret(s, | ||
2866 | s->session->master_key,premaster_secret,32); | ||
2867 | /* Check if pubkey from client certificate was used */ | ||
2868 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) | ||
2869 | ret = 2; | ||
2870 | else | ||
2871 | ret = 1; | ||
2872 | gerr: | 2646 | gerr: |
2873 | EVP_PKEY_free(client_pub_pkey); | 2647 | EVP_PKEY_free(client_pub_pkey); |
2874 | EVP_PKEY_CTX_free(pkey_ctx); | 2648 | EVP_PKEY_CTX_free(pkey_ctx); |
2875 | if (ret) | 2649 | if (ret) |
2876 | return ret; | 2650 | return ret; |
2877 | else | ||
2878 | goto err; | ||
2879 | } | ||
2880 | else | 2651 | else |
2881 | { | 2652 | goto err; |
2882 | al=SSL_AD_HANDSHAKE_FAILURE; | 2653 | } else { |
2654 | al = SSL_AD_HANDSHAKE_FAILURE; | ||
2883 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2655 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2884 | SSL_R_UNKNOWN_CIPHER_TYPE); | 2656 | SSL_R_UNKNOWN_CIPHER_TYPE); |
2885 | goto f_err; | 2657 | goto f_err; |
2886 | } | 2658 | } |
2887 | 2659 | ||
2888 | return(1); | 2660 | return (1); |
2889 | f_err: | 2661 | f_err: |
2890 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2662 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2891 | #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_ECDH) || defined(OPENSSL_NO_SRP) | 2663 | #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_ECDH) || defined(OPENSSL_NO_SRP) |
2892 | err: | 2664 | err: |
2893 | #endif | 2665 | #endif |
2894 | #ifndef OPENSSL_NO_ECDH | 2666 | #ifndef OPENSSL_NO_ECDH |
2895 | EVP_PKEY_free(clnt_pub_pkey); | 2667 | EVP_PKEY_free(clnt_pub_pkey); |
2896 | EC_POINT_free(clnt_ecpoint); | 2668 | EC_POINT_free(clnt_ecpoint); |
2897 | if (srvr_ecdh != NULL) | 2669 | if (srvr_ecdh != NULL) |
2898 | EC_KEY_free(srvr_ecdh); | 2670 | EC_KEY_free(srvr_ecdh); |
2899 | BN_CTX_free(bn_ctx); | 2671 | BN_CTX_free(bn_ctx); |
2900 | #endif | 2672 | #endif |
2901 | return(-1); | 2673 | return (-1); |
2902 | } | 2674 | } |
2903 | 2675 | ||
2904 | int ssl3_get_cert_verify(SSL *s) | 2676 | int |
2905 | { | 2677 | ssl3_get_cert_verify(SSL *s) |
2906 | EVP_PKEY *pkey=NULL; | 2678 | { |
2679 | EVP_PKEY *pkey = NULL; | ||
2907 | unsigned char *p; | 2680 | unsigned char *p; |
2908 | int al,ok,ret=0; | 2681 | int al, ok, ret = 0; |
2909 | long n; | 2682 | long n; |
2910 | int type=0,i,j; | 2683 | int type = 0, i, j; |
2911 | X509 *peer; | 2684 | X509 *peer; |
2912 | const EVP_MD *md = NULL; | 2685 | const EVP_MD *md = NULL; |
2913 | EVP_MD_CTX mctx; | 2686 | EVP_MD_CTX mctx; |
2914 | EVP_MD_CTX_init(&mctx); | 2687 | EVP_MD_CTX_init(&mctx); |
2915 | 2688 | ||
2916 | n=s->method->ssl_get_message(s, | 2689 | n = s->method->ssl_get_message(s, SSL3_ST_SR_CERT_VRFY_A, |
2917 | SSL3_ST_SR_CERT_VRFY_A, | 2690 | SSL3_ST_SR_CERT_VRFY_B, -1, |
2918 | SSL3_ST_SR_CERT_VRFY_B, | 2691 | 516, /* Enough for 4096 bit RSA key with TLS v1.2 */ &ok); |
2919 | -1, | 2692 | if (!ok) |
2920 | 516, /* Enough for 4096 bit RSA key with TLS v1.2 */ | 2693 | return ((int)n); |
2921 | &ok); | 2694 | |
2922 | 2695 | if (s->session->peer != NULL) { | |
2923 | if (!ok) return((int)n); | 2696 | peer = s->session->peer; |
2924 | 2697 | pkey = X509_get_pubkey(peer); | |
2925 | if (s->session->peer != NULL) | 2698 | type = X509_certificate_type(peer, pkey); |
2926 | { | 2699 | } else { |
2927 | peer=s->session->peer; | 2700 | peer = NULL; |
2928 | pkey=X509_get_pubkey(peer); | 2701 | pkey = NULL; |
2929 | type=X509_certificate_type(peer,pkey); | 2702 | } |
2930 | } | ||
2931 | else | ||
2932 | { | ||
2933 | peer=NULL; | ||
2934 | pkey=NULL; | ||
2935 | } | ||
2936 | 2703 | ||
2937 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY) | 2704 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY) { |
2938 | { | 2705 | s->s3->tmp.reuse_message = 1; |
2939 | s->s3->tmp.reuse_message=1; | 2706 | if ((peer != NULL) && (type & EVP_PKT_SIGN)) { |
2940 | if ((peer != NULL) && (type & EVP_PKT_SIGN)) | 2707 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2941 | { | 2708 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_MISSING_VERIFY_MESSAGE); |
2942 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2943 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_MISSING_VERIFY_MESSAGE); | ||
2944 | goto f_err; | 2709 | goto f_err; |
2945 | } | ||
2946 | ret=1; | ||
2947 | goto end; | ||
2948 | } | 2710 | } |
2711 | ret = 1; | ||
2712 | goto end; | ||
2713 | } | ||
2949 | 2714 | ||
2950 | if (peer == NULL) | 2715 | if (peer == NULL) { |
2951 | { | 2716 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_NO_CLIENT_CERT_RECEIVED); |
2952 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_NO_CLIENT_CERT_RECEIVED); | 2717 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2953 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2954 | goto f_err; | 2718 | goto f_err; |
2955 | } | 2719 | } |
2956 | 2720 | ||
2957 | if (!(type & EVP_PKT_SIGN)) | 2721 | if (!(type & EVP_PKT_SIGN)) { |
2958 | { | 2722 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE); |
2959 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE); | 2723 | al = SSL_AD_ILLEGAL_PARAMETER; |
2960 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
2961 | goto f_err; | 2724 | goto f_err; |
2962 | } | 2725 | } |
2963 | 2726 | ||
2964 | if (s->s3->change_cipher_spec) | 2727 | if (s->s3->change_cipher_spec) { |
2965 | { | 2728 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_CCS_RECEIVED_EARLY); |
2966 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_CCS_RECEIVED_EARLY); | 2729 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2967 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2968 | goto f_err; | 2730 | goto f_err; |
2969 | } | 2731 | } |
2970 | 2732 | ||
2971 | /* we now have a signature that we need to verify */ | 2733 | /* we now have a signature that we need to verify */ |
2972 | p=(unsigned char *)s->init_msg; | 2734 | p = (unsigned char *)s->init_msg; |
2973 | /* Check for broken implementations of GOST ciphersuites */ | 2735 | /* Check for broken implementations of GOST ciphersuites */ |
2974 | /* If key is GOST and n is exactly 64, it is bare | 2736 | /* If key is GOST and n is exactly 64, it is bare |
2975 | * signature without length field */ | 2737 | * signature without length field */ |
2976 | if (n==64 && (pkey->type==NID_id_GostR3410_94 || | 2738 | if (n == 64 && (pkey->type == NID_id_GostR3410_94 || |
2977 | pkey->type == NID_id_GostR3410_2001) ) | 2739 | pkey->type == NID_id_GostR3410_2001) ) { |
2978 | { | 2740 | i = 64; |
2979 | i=64; | 2741 | } else { |
2980 | } | 2742 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2981 | else | ||
2982 | { | ||
2983 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
2984 | { | ||
2985 | int sigalg = tls12_get_sigid(pkey); | 2743 | int sigalg = tls12_get_sigid(pkey); |
2986 | /* Should never happen */ | 2744 | /* Should never happen */ |
2987 | if (sigalg == -1) | 2745 | if (sigalg == -1) { |
2988 | { | 2746 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
2989 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,ERR_R_INTERNAL_ERROR); | 2747 | al = SSL_AD_INTERNAL_ERROR; |
2990 | al=SSL_AD_INTERNAL_ERROR; | ||
2991 | goto f_err; | 2748 | goto f_err; |
2992 | } | 2749 | } |
2993 | /* Check key type is consistent with signature */ | 2750 | /* Check key type is consistent with signature */ |
2994 | if (sigalg != (int)p[1]) | 2751 | if (sigalg != (int)p[1]) { |
2995 | { | 2752 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_WRONG_SIGNATURE_TYPE); |
2996 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_WRONG_SIGNATURE_TYPE); | 2753 | al = SSL_AD_DECODE_ERROR; |
2997 | al=SSL_AD_DECODE_ERROR; | ||
2998 | goto f_err; | 2754 | goto f_err; |
2999 | } | 2755 | } |
3000 | md = tls12_get_hash(p[0]); | 2756 | md = tls12_get_hash(p[0]); |
3001 | if (md == NULL) | 2757 | if (md == NULL) { |
3002 | { | 2758 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_UNKNOWN_DIGEST); |
3003 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_UNKNOWN_DIGEST); | 2759 | al = SSL_AD_DECODE_ERROR; |
3004 | al=SSL_AD_DECODE_ERROR; | ||
3005 | goto f_err; | 2760 | goto f_err; |
3006 | } | 2761 | } |
3007 | #ifdef SSL_DEBUG | 2762 | #ifdef SSL_DEBUG |
3008 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); | 2763 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); |
3009 | #endif | 2764 | #endif |
3010 | p += 2; | 2765 | p += 2; |
3011 | n -= 2; | 2766 | n -= 2; |
3012 | } | 2767 | } |
3013 | n2s(p,i); | 2768 | n2s(p, i); |
3014 | n-=2; | 2769 | n -= 2; |
3015 | if (i > n) | 2770 | if (i > n) { |
3016 | { | 2771 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_LENGTH_MISMATCH); |
3017 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_LENGTH_MISMATCH); | 2772 | al = SSL_AD_DECODE_ERROR; |
3018 | al=SSL_AD_DECODE_ERROR; | ||
3019 | goto f_err; | 2773 | goto f_err; |
3020 | } | ||
3021 | } | ||
3022 | j=EVP_PKEY_size(pkey); | ||
3023 | if ((i > j) || (n > j) || (n <= 0)) | ||
3024 | { | ||
3025 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_WRONG_SIGNATURE_SIZE); | ||
3026 | al=SSL_AD_DECODE_ERROR; | ||
3027 | goto f_err; | ||
3028 | } | 2774 | } |
2775 | } | ||
2776 | j = EVP_PKEY_size(pkey); | ||
2777 | if ((i > j) || (n > j) || (n <= 0)) { | ||
2778 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_WRONG_SIGNATURE_SIZE); | ||
2779 | al = SSL_AD_DECODE_ERROR; | ||
2780 | goto f_err; | ||
2781 | } | ||
3029 | 2782 | ||
3030 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 2783 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
3031 | { | ||
3032 | long hdatalen = 0; | 2784 | long hdatalen = 0; |
3033 | void *hdata; | 2785 | void *hdata; |
3034 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata); | 2786 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata); |
3035 | if (hdatalen <= 0) | 2787 | if (hdatalen <= 0) { |
3036 | { | ||
3037 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); | 2788 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
3038 | al=SSL_AD_INTERNAL_ERROR; | 2789 | al = SSL_AD_INTERNAL_ERROR; |
3039 | goto f_err; | 2790 | goto f_err; |
3040 | } | 2791 | } |
3041 | #ifdef SSL_DEBUG | 2792 | #ifdef SSL_DEBUG |
3042 | fprintf(stderr, "Using TLS 1.2 with client verify alg %s\n", | 2793 | fprintf(stderr, "Using TLS 1.2 with client verify alg %s\n", |
3043 | EVP_MD_name(md)); | 2794 | EVP_MD_name(md)); |
3044 | #endif | 2795 | #endif |
3045 | if (!EVP_VerifyInit_ex(&mctx, md, NULL) | 2796 | if (!EVP_VerifyInit_ex(&mctx, md, NULL) || |
3046 | || !EVP_VerifyUpdate(&mctx, hdata, hdatalen)) | 2797 | !EVP_VerifyUpdate(&mctx, hdata, hdatalen)) { |
3047 | { | ||
3048 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_EVP_LIB); | 2798 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_EVP_LIB); |
3049 | al=SSL_AD_INTERNAL_ERROR; | 2799 | al = SSL_AD_INTERNAL_ERROR; |
3050 | goto f_err; | 2800 | goto f_err; |
3051 | } | 2801 | } |
3052 | 2802 | ||
3053 | if (EVP_VerifyFinal(&mctx, p , i, pkey) <= 0) | 2803 | if (EVP_VerifyFinal(&mctx, p , i, pkey) <= 0) { |
3054 | { | 2804 | al = SSL_AD_DECRYPT_ERROR; |
3055 | al=SSL_AD_DECRYPT_ERROR; | 2805 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_SIGNATURE); |
3056 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_SIGNATURE); | ||
3057 | goto f_err; | 2806 | goto f_err; |
3058 | } | ||
3059 | } | 2807 | } |
3060 | else | 2808 | } else |
3061 | #ifndef OPENSSL_NO_RSA | 2809 | #ifndef OPENSSL_NO_RSA |
3062 | if (pkey->type == EVP_PKEY_RSA) | 2810 | if (pkey->type == EVP_PKEY_RSA) { |
3063 | { | 2811 | i = RSA_verify(NID_md5_sha1, s->s3->tmp.cert_verify_md, |
3064 | i=RSA_verify(NID_md5_sha1, s->s3->tmp.cert_verify_md, | 2812 | MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH, p, i, |
3065 | MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, p, i, | 2813 | pkey->pkey.rsa); |
3066 | pkey->pkey.rsa); | 2814 | if (i < 0) { |
3067 | if (i < 0) | 2815 | al = SSL_AD_DECRYPT_ERROR; |
3068 | { | 2816 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_RSA_DECRYPT); |
3069 | al=SSL_AD_DECRYPT_ERROR; | ||
3070 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_DECRYPT); | ||
3071 | goto f_err; | 2817 | goto f_err; |
3072 | } | 2818 | } |
3073 | if (i == 0) | 2819 | if (i == 0) { |
3074 | { | 2820 | al = SSL_AD_DECRYPT_ERROR; |
3075 | al=SSL_AD_DECRYPT_ERROR; | 2821 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_RSA_SIGNATURE); |
3076 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_SIGNATURE); | ||
3077 | goto f_err; | 2822 | goto f_err; |
3078 | } | ||
3079 | } | 2823 | } |
3080 | else | 2824 | } else |
3081 | #endif | 2825 | #endif |
3082 | #ifndef OPENSSL_NO_DSA | 2826 | #ifndef OPENSSL_NO_DSA |
3083 | if (pkey->type == EVP_PKEY_DSA) | 2827 | if (pkey->type == EVP_PKEY_DSA) { |
3084 | { | 2828 | j = DSA_verify(pkey->save_type, |
3085 | j=DSA_verify(pkey->save_type, | 2829 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), |
3086 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), | 2830 | SHA_DIGEST_LENGTH, p, i, pkey->pkey.dsa); |
3087 | SHA_DIGEST_LENGTH,p,i,pkey->pkey.dsa); | 2831 | if (j <= 0) { |
3088 | if (j <= 0) | ||
3089 | { | ||
3090 | /* bad signature */ | 2832 | /* bad signature */ |
3091 | al=SSL_AD_DECRYPT_ERROR; | 2833 | al = SSL_AD_DECRYPT_ERROR; |
3092 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_DSA_SIGNATURE); | 2834 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_DSA_SIGNATURE); |
3093 | goto f_err; | 2835 | goto f_err; |
3094 | } | ||
3095 | } | 2836 | } |
3096 | else | 2837 | } else |
3097 | #endif | 2838 | #endif |
3098 | #ifndef OPENSSL_NO_ECDSA | 2839 | #ifndef OPENSSL_NO_ECDSA |
3099 | if (pkey->type == EVP_PKEY_EC) | 2840 | if (pkey->type == EVP_PKEY_EC) { |
3100 | { | 2841 | j = ECDSA_verify(pkey->save_type, |
3101 | j=ECDSA_verify(pkey->save_type, | 2842 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), |
3102 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), | 2843 | SHA_DIGEST_LENGTH, p, i, pkey->pkey.ec); |
3103 | SHA_DIGEST_LENGTH,p,i,pkey->pkey.ec); | 2844 | if (j <= 0) { |
3104 | if (j <= 0) | ||
3105 | { | ||
3106 | /* bad signature */ | 2845 | /* bad signature */ |
3107 | al=SSL_AD_DECRYPT_ERROR; | 2846 | al = SSL_AD_DECRYPT_ERROR; |
3108 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, | 2847 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, |
3109 | SSL_R_BAD_ECDSA_SIGNATURE); | 2848 | SSL_R_BAD_ECDSA_SIGNATURE); |
3110 | goto f_err; | 2849 | goto f_err; |
3111 | } | ||
3112 | } | 2850 | } |
3113 | else | 2851 | } else |
3114 | #endif | 2852 | #endif |
3115 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) | 2853 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) { |
3116 | { unsigned char signature[64]; | 2854 | unsigned char signature[64]; |
3117 | int idx; | 2855 | int idx; |
3118 | EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new(pkey,NULL); | 2856 | EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new(pkey, NULL); |
3119 | EVP_PKEY_verify_init(pctx); | 2857 | EVP_PKEY_verify_init(pctx); |
3120 | if (i!=64) { | 2858 | if (i != 64) { |
3121 | fprintf(stderr,"GOST signature length is %d",i); | 2859 | fprintf(stderr, "GOST signature length is %d", i); |
3122 | } | 2860 | } |
3123 | for (idx=0;idx<64;idx++) { | 2861 | for (idx = 0; idx < 64; idx++) { |
3124 | signature[63-idx]=p[idx]; | 2862 | signature[63 - idx] = p[idx]; |
3125 | } | 2863 | } |
3126 | j=EVP_PKEY_verify(pctx,signature,64,s->s3->tmp.cert_verify_md,32); | 2864 | j = EVP_PKEY_verify(pctx, signature, 64, s->s3->tmp.cert_verify_md, 32); |
3127 | EVP_PKEY_CTX_free(pctx); | 2865 | EVP_PKEY_CTX_free(pctx); |
3128 | if (j<=0) | 2866 | if (j <= 0) { |
3129 | { | 2867 | al = SSL_AD_DECRYPT_ERROR; |
3130 | al=SSL_AD_DECRYPT_ERROR; | 2868 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, |
3131 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, | 2869 | SSL_R_BAD_ECDSA_SIGNATURE); |
3132 | SSL_R_BAD_ECDSA_SIGNATURE); | 2870 | goto f_err; |
3133 | goto f_err; | ||
3134 | } | ||
3135 | } | 2871 | } |
3136 | else | 2872 | } else { |
3137 | { | 2873 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
3138 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,ERR_R_INTERNAL_ERROR); | 2874 | al = SSL_AD_UNSUPPORTED_CERTIFICATE; |
3139 | al=SSL_AD_UNSUPPORTED_CERTIFICATE; | ||
3140 | goto f_err; | 2875 | goto f_err; |
3141 | } | 2876 | } |
3142 | 2877 | ||
3143 | 2878 | ||
3144 | ret=1; | 2879 | ret = 1; |
3145 | if (0) | 2880 | if (0) { |
3146 | { | ||
3147 | f_err: | 2881 | f_err: |
3148 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2882 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
3149 | } | 2883 | } |
3150 | end: | 2884 | end: |
3151 | if (s->s3->handshake_buffer) | 2885 | if (s->s3->handshake_buffer) { |
3152 | { | ||
3153 | BIO_free(s->s3->handshake_buffer); | 2886 | BIO_free(s->s3->handshake_buffer); |
3154 | s->s3->handshake_buffer = NULL; | 2887 | s->s3->handshake_buffer = NULL; |
3155 | s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE; | 2888 | s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE; |
3156 | } | 2889 | } |
3157 | EVP_MD_CTX_cleanup(&mctx); | 2890 | EVP_MD_CTX_cleanup(&mctx); |
3158 | EVP_PKEY_free(pkey); | 2891 | EVP_PKEY_free(pkey); |
3159 | return(ret); | 2892 | return (ret); |
3160 | } | 2893 | } |
3161 | 2894 | ||
3162 | int ssl3_get_client_certificate(SSL *s) | 2895 | int |
3163 | { | 2896 | ssl3_get_client_certificate(SSL *s) |
3164 | int i,ok,al,ret= -1; | 2897 | { |
3165 | X509 *x=NULL; | 2898 | int i, ok, al, ret = -1; |
3166 | unsigned long l,nc,llen,n; | 2899 | X509 *x = NULL; |
3167 | const unsigned char *p,*q; | 2900 | unsigned long l, nc, llen, n; |
2901 | const unsigned char *p, *q; | ||
3168 | unsigned char *d; | 2902 | unsigned char *d; |
3169 | STACK_OF(X509) *sk=NULL; | 2903 | STACK_OF(X509) *sk = NULL; |
3170 | 2904 | ||
3171 | n=s->method->ssl_get_message(s, | 2905 | n = s->method->ssl_get_message(s, |
3172 | SSL3_ST_SR_CERT_A, | 2906 | SSL3_ST_SR_CERT_A, |
3173 | SSL3_ST_SR_CERT_B, | 2907 | SSL3_ST_SR_CERT_B, |
3174 | -1, | 2908 | -1, |
3175 | s->max_cert_list, | 2909 | s->max_cert_list, |
3176 | &ok); | 2910 | &ok); |
3177 | 2911 | ||
3178 | if (!ok) return((int)n); | 2912 | if (!ok) |
2913 | return ((int)n); | ||
3179 | 2914 | ||
3180 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_KEY_EXCHANGE) | 2915 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_KEY_EXCHANGE) { |
3181 | { | 2916 | if ((s->verify_mode & SSL_VERIFY_PEER) && |
3182 | if ( (s->verify_mode & SSL_VERIFY_PEER) && | 2917 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { |
3183 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) | 2918 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); |
3184 | { | 2919 | al = SSL_AD_HANDSHAKE_FAILURE; |
3185 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); | ||
3186 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
3187 | goto f_err; | 2920 | goto f_err; |
3188 | } | 2921 | } |
3189 | /* If tls asked for a client cert, the client must return a 0 list */ | 2922 | /* If tls asked for a client cert, the client must return a 0 list */ |
3190 | if ((s->version > SSL3_VERSION) && s->s3->tmp.cert_request) | 2923 | if ((s->version > SSL3_VERSION) && s->s3->tmp.cert_request) { |
3191 | { | 2924 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST); |
3192 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST); | 2925 | al = SSL_AD_UNEXPECTED_MESSAGE; |
3193 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
3194 | goto f_err; | 2926 | goto f_err; |
3195 | } | ||
3196 | s->s3->tmp.reuse_message=1; | ||
3197 | return(1); | ||
3198 | } | 2927 | } |
2928 | s->s3->tmp.reuse_message = 1; | ||
2929 | return (1); | ||
2930 | } | ||
3199 | 2931 | ||
3200 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) | 2932 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) { |
3201 | { | 2933 | al = SSL_AD_UNEXPECTED_MESSAGE; |
3202 | al=SSL_AD_UNEXPECTED_MESSAGE; | 2934 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_WRONG_MESSAGE_TYPE); |
3203 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_WRONG_MESSAGE_TYPE); | ||
3204 | goto f_err; | 2935 | goto f_err; |
3205 | } | 2936 | } |
3206 | p=d=(unsigned char *)s->init_msg; | 2937 | p = d = (unsigned char *)s->init_msg; |
3207 | 2938 | ||
3208 | if ((sk=sk_X509_new_null()) == NULL) | 2939 | if ((sk = sk_X509_new_null()) == NULL) { |
3209 | { | 2940 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3210 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
3211 | goto err; | 2941 | goto err; |
3212 | } | 2942 | } |
3213 | 2943 | ||
3214 | n2l3(p,llen); | 2944 | n2l3(p, llen); |
3215 | if (llen+3 != n) | 2945 | if (llen + 3 != n) { |
3216 | { | 2946 | al = SSL_AD_DECODE_ERROR; |
3217 | al=SSL_AD_DECODE_ERROR; | 2947 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_LENGTH_MISMATCH); |
3218 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_LENGTH_MISMATCH); | ||
3219 | goto f_err; | 2948 | goto f_err; |
3220 | } | 2949 | } |
3221 | for (nc=0; nc<llen; ) | 2950 | for (nc = 0; nc < llen;) { |
3222 | { | 2951 | n2l3(p, l); |
3223 | n2l3(p,l); | 2952 | if ((l + nc + 3) > llen) { |
3224 | if ((l+nc+3) > llen) | 2953 | al = SSL_AD_DECODE_ERROR; |
3225 | { | 2954 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
3226 | al=SSL_AD_DECODE_ERROR; | ||
3227 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
3228 | goto f_err; | 2955 | goto f_err; |
3229 | } | 2956 | } |
3230 | 2957 | ||
3231 | q=p; | 2958 | q = p; |
3232 | x=d2i_X509(NULL,&p,l); | 2959 | x = d2i_X509(NULL, &p, l); |
3233 | if (x == NULL) | 2960 | if (x == NULL) { |
3234 | { | 2961 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_ASN1_LIB); |
3235 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_ASN1_LIB); | ||
3236 | goto err; | 2962 | goto err; |
3237 | } | 2963 | } |
3238 | if (p != (q+l)) | 2964 | if (p != (q + l)) { |
3239 | { | 2965 | al = SSL_AD_DECODE_ERROR; |
3240 | al=SSL_AD_DECODE_ERROR; | 2966 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
3241 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
3242 | goto f_err; | 2967 | goto f_err; |
3243 | } | 2968 | } |
3244 | if (!sk_X509_push(sk,x)) | 2969 | if (!sk_X509_push(sk, x)) { |
3245 | { | 2970 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3246 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
3247 | goto err; | 2971 | goto err; |
3248 | } | ||
3249 | x=NULL; | ||
3250 | nc+=l+3; | ||
3251 | } | 2972 | } |
2973 | x = NULL; | ||
2974 | nc += l + 3; | ||
2975 | } | ||
3252 | 2976 | ||
3253 | if (sk_X509_num(sk) <= 0) | 2977 | if (sk_X509_num(sk) <= 0) { |
3254 | { | ||
3255 | /* TLS does not mind 0 certs returned */ | 2978 | /* TLS does not mind 0 certs returned */ |
3256 | if (s->version == SSL3_VERSION) | 2979 | if (s->version == SSL3_VERSION) { |
3257 | { | 2980 | al = SSL_AD_HANDSHAKE_FAILURE; |
3258 | al=SSL_AD_HANDSHAKE_FAILURE; | 2981 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_NO_CERTIFICATES_RETURNED); |
3259 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_NO_CERTIFICATES_RETURNED); | ||
3260 | goto f_err; | 2982 | goto f_err; |
3261 | } | 2983 | } |
3262 | /* Fail for TLS only if we required a certificate */ | 2984 | /* Fail for TLS only if we required a certificate */ |
3263 | else if ((s->verify_mode & SSL_VERIFY_PEER) && | 2985 | else if ((s->verify_mode & SSL_VERIFY_PEER) && |
3264 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) | 2986 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { |
3265 | { | 2987 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); |
3266 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); | 2988 | al = SSL_AD_HANDSHAKE_FAILURE; |
3267 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
3268 | goto f_err; | 2989 | goto f_err; |
3269 | } | 2990 | } |
3270 | /* No client certificate so digest cached records */ | 2991 | /* No client certificate so digest cached records */ |
3271 | if (s->s3->handshake_buffer && !ssl3_digest_cached_records(s)) | 2992 | if (s->s3->handshake_buffer && !ssl3_digest_cached_records(s)) { |
3272 | { | 2993 | al = SSL_AD_INTERNAL_ERROR; |
3273 | al=SSL_AD_INTERNAL_ERROR; | ||
3274 | goto f_err; | 2994 | goto f_err; |
3275 | } | ||
3276 | } | 2995 | } |
3277 | else | 2996 | } else { |
3278 | { | 2997 | i = ssl_verify_cert_chain(s, sk); |
3279 | i=ssl_verify_cert_chain(s,sk); | 2998 | if (i <= 0) { |
3280 | if (i <= 0) | 2999 | al = ssl_verify_alarm_type(s->verify_result); |
3281 | { | 3000 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_NO_CERTIFICATE_RETURNED); |
3282 | al=ssl_verify_alarm_type(s->verify_result); | ||
3283 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_NO_CERTIFICATE_RETURNED); | ||
3284 | goto f_err; | 3001 | goto f_err; |
3285 | } | ||
3286 | } | 3002 | } |
3003 | } | ||
3287 | 3004 | ||
3288 | if (s->session->peer != NULL) /* This should not be needed */ | 3005 | if (s->session->peer != NULL) /* This should not be needed */ |
3289 | X509_free(s->session->peer); | 3006 | X509_free(s->session->peer); |
3290 | s->session->peer=sk_X509_shift(sk); | 3007 | s->session->peer = sk_X509_shift(sk); |
3291 | s->session->verify_result = s->verify_result; | 3008 | s->session->verify_result = s->verify_result; |
3292 | 3009 | ||
3293 | /* With the current implementation, sess_cert will always be NULL | 3010 | /* With the current implementation, sess_cert will always be NULL |
3294 | * when we arrive here. */ | 3011 | * when we arrive here. */ |
3295 | if (s->session->sess_cert == NULL) | 3012 | if (s->session->sess_cert == NULL) { |
3296 | { | ||
3297 | s->session->sess_cert = ssl_sess_cert_new(); | 3013 | s->session->sess_cert = ssl_sess_cert_new(); |
3298 | if (s->session->sess_cert == NULL) | 3014 | if (s->session->sess_cert == NULL) { |
3299 | { | ||
3300 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); | 3015 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3301 | goto err; | 3016 | goto err; |
3302 | } | ||
3303 | } | 3017 | } |
3018 | } | ||
3304 | if (s->session->sess_cert->cert_chain != NULL) | 3019 | if (s->session->sess_cert->cert_chain != NULL) |
3305 | sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free); | 3020 | sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free); |
3306 | s->session->sess_cert->cert_chain=sk; | 3021 | s->session->sess_cert->cert_chain = sk; |
3307 | /* Inconsistency alert: cert_chain does *not* include the | 3022 | /* Inconsistency alert: cert_chain does *not* include the |
3308 | * peer's own certificate, while we do include it in s3_clnt.c */ | 3023 | * peer's own certificate, while we do include it in s3_clnt.c */ |
3309 | 3024 | ||
3310 | sk=NULL; | 3025 | sk = NULL; |
3311 | 3026 | ||
3312 | ret=1; | 3027 | ret = 1; |
3313 | if (0) | 3028 | if (0) { |
3314 | { | ||
3315 | f_err: | 3029 | f_err: |
3316 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 3030 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
3317 | } | ||
3318 | err: | ||
3319 | if (x != NULL) X509_free(x); | ||
3320 | if (sk != NULL) sk_X509_pop_free(sk,X509_free); | ||
3321 | return(ret); | ||
3322 | } | 3031 | } |
3032 | err: | ||
3033 | if (x != NULL) | ||
3034 | X509_free(x); | ||
3035 | if (sk != NULL) | ||
3036 | sk_X509_pop_free(sk, X509_free); | ||
3037 | return (ret); | ||
3038 | } | ||
3323 | 3039 | ||
3324 | int ssl3_send_server_certificate(SSL *s) | 3040 | int |
3325 | { | 3041 | ssl3_send_server_certificate(SSL *s) |
3042 | { | ||
3326 | unsigned long l; | 3043 | unsigned long l; |
3327 | X509 *x; | 3044 | X509 *x; |
3328 | 3045 | ||
3329 | if (s->state == SSL3_ST_SW_CERT_A) | 3046 | if (s->state == SSL3_ST_SW_CERT_A) { |
3330 | { | 3047 | x = ssl_get_server_send_cert(s); |
3331 | x=ssl_get_server_send_cert(s); | 3048 | if (x == NULL) { |
3332 | if (x == NULL) | ||
3333 | { | ||
3334 | /* VRS: allow null cert if auth == KRB5 */ | 3049 | /* VRS: allow null cert if auth == KRB5 */ |
3335 | if ((s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5) || | 3050 | if ((s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5) || |
3336 | (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5)) | 3051 | (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5)) { |
3337 | { | 3052 | SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE, ERR_R_INTERNAL_ERROR); |
3338 | SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE,ERR_R_INTERNAL_ERROR); | 3053 | return (0); |
3339 | return(0); | ||
3340 | } | ||
3341 | } | 3054 | } |
3342 | |||
3343 | l=ssl3_output_cert_chain(s,x); | ||
3344 | s->state=SSL3_ST_SW_CERT_B; | ||
3345 | s->init_num=(int)l; | ||
3346 | s->init_off=0; | ||
3347 | } | 3055 | } |
3348 | 3056 | ||
3349 | /* SSL3_ST_SW_CERT_B */ | 3057 | l = ssl3_output_cert_chain(s, x); |
3350 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3058 | s->state = SSL3_ST_SW_CERT_B; |
3059 | s->init_num = (int)l; | ||
3060 | s->init_off = 0; | ||
3351 | } | 3061 | } |
3352 | 3062 | ||
3063 | /* SSL3_ST_SW_CERT_B */ | ||
3064 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); | ||
3065 | } | ||
3066 | |||
3353 | #ifndef OPENSSL_NO_TLSEXT | 3067 | #ifndef OPENSSL_NO_TLSEXT |
3354 | /* send a new session ticket (not necessarily for a new session) */ | 3068 | /* send a new session ticket (not necessarily for a new session) */ |
3355 | int ssl3_send_newsession_ticket(SSL *s) | 3069 | int |
3356 | { | 3070 | ssl3_send_newsession_ticket(SSL *s) |
3357 | if (s->state == SSL3_ST_SW_SESSION_TICKET_A) | 3071 | { |
3358 | { | 3072 | if (s->state == SSL3_ST_SW_SESSION_TICKET_A) { |
3359 | unsigned char *p, *senc, *macstart; | 3073 | unsigned char *p, *senc, *macstart; |
3360 | const unsigned char *const_p; | 3074 | const unsigned char *const_p; |
3361 | int len, slen_full, slen; | 3075 | int len, slen_full, slen; |
@@ -3383,19 +3097,18 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3383 | /* create a fresh copy (not shared with other threads) to clean up */ | 3097 | /* create a fresh copy (not shared with other threads) to clean up */ |
3384 | const_p = senc; | 3098 | const_p = senc; |
3385 | sess = d2i_SSL_SESSION(NULL, &const_p, slen_full); | 3099 | sess = d2i_SSL_SESSION(NULL, &const_p, slen_full); |
3386 | if (sess == NULL) | 3100 | if (sess == NULL) { |
3387 | { | ||
3388 | OPENSSL_free(senc); | 3101 | OPENSSL_free(senc); |
3389 | return -1; | 3102 | return -1; |
3390 | } | 3103 | } |
3391 | sess->session_id_length = 0; /* ID is irrelevant for the ticket */ | 3104 | sess->session_id_length = 0; /* ID is irrelevant for the ticket */ |
3392 | 3105 | ||
3393 | slen = i2d_SSL_SESSION(sess, NULL); | 3106 | slen = i2d_SSL_SESSION(sess, NULL); |
3394 | if (slen > slen_full) /* shouldn't ever happen */ | 3107 | if (slen > slen_full) /* shouldn't ever happen */ |
3395 | { | 3108 | { |
3396 | OPENSSL_free(senc); | 3109 | OPENSSL_free(senc); |
3397 | return -1; | 3110 | return -1; |
3398 | } | 3111 | } |
3399 | p = senc; | 3112 | p = senc; |
3400 | i2d_SSL_SESSION(sess, &p); | 3113 | i2d_SSL_SESSION(sess, &p); |
3401 | SSL_SESSION_free(sess); | 3114 | SSL_SESSION_free(sess); |
@@ -3409,12 +3122,12 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3409 | */ | 3122 | */ |
3410 | if (!BUF_MEM_grow(s->init_buf, | 3123 | if (!BUF_MEM_grow(s->init_buf, |
3411 | 26 + EVP_MAX_IV_LENGTH + EVP_MAX_BLOCK_LENGTH + | 3124 | 26 + EVP_MAX_IV_LENGTH + EVP_MAX_BLOCK_LENGTH + |
3412 | EVP_MAX_MD_SIZE + slen)) | 3125 | EVP_MAX_MD_SIZE + slen)) |
3413 | return -1; | 3126 | return -1; |
3414 | 3127 | ||
3415 | p=(unsigned char *)s->init_buf->data; | 3128 | p = (unsigned char *)s->init_buf->data; |
3416 | /* do the header */ | 3129 | /* do the header */ |
3417 | *(p++)=SSL3_MT_NEWSESSION_TICKET; | 3130 | *(p++) = SSL3_MT_NEWSESSION_TICKET; |
3418 | /* Skip message length for now */ | 3131 | /* Skip message length for now */ |
3419 | p += 3; | 3132 | p += 3; |
3420 | EVP_CIPHER_CTX_init(&ctx); | 3133 | EVP_CIPHER_CTX_init(&ctx); |
@@ -3423,24 +3136,20 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3423 | * it does all the work otherwise use generated values | 3136 | * it does all the work otherwise use generated values |
3424 | * from parent ctx. | 3137 | * from parent ctx. |
3425 | */ | 3138 | */ |
3426 | if (tctx->tlsext_ticket_key_cb) | 3139 | if (tctx->tlsext_ticket_key_cb) { |
3427 | { | ||
3428 | if (tctx->tlsext_ticket_key_cb(s, key_name, iv, &ctx, | 3140 | if (tctx->tlsext_ticket_key_cb(s, key_name, iv, &ctx, |
3429 | &hctx, 1) < 0) | 3141 | &hctx, 1) < 0) { |
3430 | { | ||
3431 | OPENSSL_free(senc); | 3142 | OPENSSL_free(senc); |
3432 | return -1; | 3143 | return -1; |
3433 | } | ||
3434 | } | 3144 | } |
3435 | else | 3145 | } else { |
3436 | { | ||
3437 | RAND_pseudo_bytes(iv, 16); | 3146 | RAND_pseudo_bytes(iv, 16); |
3438 | EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, | 3147 | EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, |
3439 | tctx->tlsext_tick_aes_key, iv); | 3148 | tctx->tlsext_tick_aes_key, iv); |
3440 | HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16, | 3149 | HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16, |
3441 | tlsext_tick_md(), NULL); | 3150 | tlsext_tick_md(), NULL); |
3442 | memcpy(key_name, tctx->tlsext_tick_key_name, 16); | 3151 | memcpy(key_name, tctx->tlsext_tick_key_name, 16); |
3443 | } | 3152 | } |
3444 | 3153 | ||
3445 | /* Ticket lifetime hint (advisory only): | 3154 | /* Ticket lifetime hint (advisory only): |
3446 | * We leave this unspecified for resumed session (for simplicity), | 3155 | * We leave this unspecified for resumed session (for simplicity), |
@@ -3472,26 +3181,27 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3472 | /* Now write out lengths: p points to end of data written */ | 3181 | /* Now write out lengths: p points to end of data written */ |
3473 | /* Total length */ | 3182 | /* Total length */ |
3474 | len = p - (unsigned char *)s->init_buf->data; | 3183 | len = p - (unsigned char *)s->init_buf->data; |
3475 | p=(unsigned char *)s->init_buf->data + 1; | 3184 | p = (unsigned char *)s->init_buf->data + 1; |
3476 | l2n3(len - 4, p); /* Message length */ | 3185 | l2n3(len - 4, p); /* Message length */ |
3477 | p += 4; | 3186 | p += 4; |
3478 | s2n(len - 10, p); /* Ticket length */ | 3187 | s2n(len - 10, p); |
3188 | /* Ticket length */ | ||
3479 | 3189 | ||
3480 | /* number of bytes to write */ | 3190 | /* number of bytes to write */ |
3481 | s->init_num= len; | 3191 | s->init_num = len; |
3482 | s->state=SSL3_ST_SW_SESSION_TICKET_B; | 3192 | s->state = SSL3_ST_SW_SESSION_TICKET_B; |
3483 | s->init_off=0; | 3193 | s->init_off = 0; |
3484 | OPENSSL_free(senc); | 3194 | OPENSSL_free(senc); |
3485 | } | 3195 | } |
3486 | 3196 | ||
3487 | /* SSL3_ST_SW_SESSION_TICKET_B */ | 3197 | /* SSL3_ST_SW_SESSION_TICKET_B */ |
3488 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3198 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3489 | } | 3199 | } |
3490 | 3200 | ||
3491 | int ssl3_send_cert_status(SSL *s) | 3201 | int |
3492 | { | 3202 | ssl3_send_cert_status(SSL *s) |
3493 | if (s->state == SSL3_ST_SW_CERT_STATUS_A) | 3203 | { |
3494 | { | 3204 | if (s->state == SSL3_ST_SW_CERT_STATUS_A) { |
3495 | unsigned char *p; | 3205 | unsigned char *p; |
3496 | /* Grow buffer if need be: the length calculation is as | 3206 | /* Grow buffer if need be: the length calculation is as |
3497 | * follows 1 (message type) + 3 (message length) + | 3207 | * follows 1 (message type) + 3 (message length) + |
@@ -3501,33 +3211,34 @@ int ssl3_send_cert_status(SSL *s) | |||
3501 | if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen)) | 3211 | if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen)) |
3502 | return -1; | 3212 | return -1; |
3503 | 3213 | ||
3504 | p=(unsigned char *)s->init_buf->data; | 3214 | p = (unsigned char *)s->init_buf->data; |
3505 | 3215 | ||
3506 | /* do the header */ | 3216 | /* do the header */ |
3507 | *(p++)=SSL3_MT_CERTIFICATE_STATUS; | 3217 | *(p++) = SSL3_MT_CERTIFICATE_STATUS; |
3508 | /* message length */ | 3218 | /* message length */ |
3509 | l2n3(s->tlsext_ocsp_resplen + 4, p); | 3219 | l2n3(s->tlsext_ocsp_resplen + 4, p); |
3510 | /* status type */ | 3220 | /* status type */ |
3511 | *(p++)= s->tlsext_status_type; | 3221 | *(p++) = s->tlsext_status_type; |
3512 | /* length of OCSP response */ | 3222 | /* length of OCSP response */ |
3513 | l2n3(s->tlsext_ocsp_resplen, p); | 3223 | l2n3(s->tlsext_ocsp_resplen, p); |
3514 | /* actual response */ | 3224 | /* actual response */ |
3515 | memcpy(p, s->tlsext_ocsp_resp, s->tlsext_ocsp_resplen); | 3225 | memcpy(p, s->tlsext_ocsp_resp, s->tlsext_ocsp_resplen); |
3516 | /* number of bytes to write */ | 3226 | /* number of bytes to write */ |
3517 | s->init_num = 8 + s->tlsext_ocsp_resplen; | 3227 | s->init_num = 8 + s->tlsext_ocsp_resplen; |
3518 | s->state=SSL3_ST_SW_CERT_STATUS_B; | 3228 | s->state = SSL3_ST_SW_CERT_STATUS_B; |
3519 | s->init_off = 0; | 3229 | s->init_off = 0; |
3520 | } | 3230 | } |
3521 | 3231 | ||
3522 | /* SSL3_ST_SW_CERT_STATUS_B */ | 3232 | /* SSL3_ST_SW_CERT_STATUS_B */ |
3523 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3233 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3524 | } | 3234 | } |
3525 | 3235 | ||
3526 | # ifndef OPENSSL_NO_NEXTPROTONEG | 3236 | # ifndef OPENSSL_NO_NEXTPROTONEG |
3527 | /* ssl3_get_next_proto reads a Next Protocol Negotiation handshake message. It | 3237 | /* ssl3_get_next_proto reads a Next Protocol Negotiation handshake message. It |
3528 | * sets the next_proto member in s if found */ | 3238 | * sets the next_proto member in s if found */ |
3529 | int ssl3_get_next_proto(SSL *s) | 3239 | int |
3530 | { | 3240 | ssl3_get_next_proto(SSL *s) |
3241 | { | ||
3531 | int ok; | 3242 | int ok; |
3532 | int proto_len, padding_len; | 3243 | int proto_len, padding_len; |
3533 | long n; | 3244 | long n; |
@@ -3535,35 +3246,30 @@ int ssl3_get_next_proto(SSL *s) | |||
3535 | 3246 | ||
3536 | /* Clients cannot send a NextProtocol message if we didn't see the | 3247 | /* Clients cannot send a NextProtocol message if we didn't see the |
3537 | * extension in their ClientHello */ | 3248 | * extension in their ClientHello */ |
3538 | if (!s->s3->next_proto_neg_seen) | 3249 | if (!s->s3->next_proto_neg_seen) { |
3539 | { | 3250 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION); |
3540 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION); | ||
3541 | return -1; | 3251 | return -1; |
3542 | } | 3252 | } |
3543 | |||
3544 | n=s->method->ssl_get_message(s, | ||
3545 | SSL3_ST_SR_NEXT_PROTO_A, | ||
3546 | SSL3_ST_SR_NEXT_PROTO_B, | ||
3547 | SSL3_MT_NEXT_PROTO, | ||
3548 | 514, /* See the payload format below */ | ||
3549 | &ok); | ||
3550 | 3253 | ||
3254 | n = s->method->ssl_get_message(s, SSL3_ST_SR_NEXT_PROTO_A, | ||
3255 | SSL3_ST_SR_NEXT_PROTO_B, SSL3_MT_NEXT_PROTO, | ||
3256 | 514, /* See the payload format below */ &ok); | ||
3551 | if (!ok) | 3257 | if (!ok) |
3552 | return((int)n); | 3258 | return ((int)n); |
3553 | 3259 | ||
3554 | /* s->state doesn't reflect whether ChangeCipherSpec has been received | 3260 | /* s->state doesn't reflect whether ChangeCipherSpec has been received |
3555 | * in this handshake, but s->s3->change_cipher_spec does (will be reset | 3261 | * in this handshake, but s->s3->change_cipher_spec does (will be reset |
3556 | * by ssl3_get_finished). */ | 3262 | * by ssl3_get_finished). */ |
3557 | if (!s->s3->change_cipher_spec) | 3263 | if (!s->s3->change_cipher_spec) { |
3558 | { | 3264 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS); |
3559 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS); | ||
3560 | return -1; | 3265 | return -1; |
3561 | } | 3266 | } |
3562 | 3267 | ||
3563 | if (n < 2) | 3268 | if (n < 2) |
3564 | return 0; /* The body must be > 1 bytes long */ | 3269 | return 0; |
3270 | /* The body must be > 1 bytes long */ | ||
3565 | 3271 | ||
3566 | p=(unsigned char *)s->init_msg; | 3272 | p = (unsigned char *)s->init_msg; |
3567 | 3273 | ||
3568 | /* The payload looks like: | 3274 | /* The payload looks like: |
3569 | * uint8 proto_len; | 3275 | * uint8 proto_len; |
@@ -3579,15 +3285,14 @@ int ssl3_get_next_proto(SSL *s) | |||
3579 | return 0; | 3285 | return 0; |
3580 | 3286 | ||
3581 | s->next_proto_negotiated = OPENSSL_malloc(proto_len); | 3287 | s->next_proto_negotiated = OPENSSL_malloc(proto_len); |
3582 | if (!s->next_proto_negotiated) | 3288 | if (!s->next_proto_negotiated) { |
3583 | { | 3289 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, ERR_R_MALLOC_FAILURE); |
3584 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,ERR_R_MALLOC_FAILURE); | ||
3585 | return 0; | 3290 | return 0; |
3586 | } | 3291 | } |
3587 | memcpy(s->next_proto_negotiated, p + 1, proto_len); | 3292 | memcpy(s->next_proto_negotiated, p + 1, proto_len); |
3588 | s->next_proto_negotiated_len = proto_len; | 3293 | s->next_proto_negotiated_len = proto_len; |
3589 | 3294 | ||
3590 | return 1; | 3295 | return 1; |
3591 | } | 3296 | } |
3592 | # endif | 3297 | # endif |
3593 | #endif | 3298 | #endif |
diff --git a/src/lib/libssl/src/ssl/s3_clnt.c b/src/lib/libssl/src/ssl/s3_clnt.c index 64e7be8d67..b9ca6b6f9b 100644 --- a/src/lib/libssl/src/ssl/s3_clnt.c +++ b/src/lib/libssl/src/ssl/s3_clnt.c | |||
@@ -168,62 +168,60 @@ | |||
168 | #endif | 168 | #endif |
169 | 169 | ||
170 | static const SSL_METHOD *ssl3_get_client_method(int ver); | 170 | static const SSL_METHOD *ssl3_get_client_method(int ver); |
171 | static int ca_dn_cmp(const X509_NAME * const *a,const X509_NAME * const *b); | 171 | static int ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b); |
172 | 172 | ||
173 | static const SSL_METHOD *ssl3_get_client_method(int ver) | 173 | static const SSL_METHOD |
174 | { | 174 | *ssl3_get_client_method(int ver) |
175 | { | ||
175 | if (ver == SSL3_VERSION) | 176 | if (ver == SSL3_VERSION) |
176 | return(SSLv3_client_method()); | 177 | return (SSLv3_client_method()); |
177 | else | 178 | else |
178 | return(NULL); | 179 | return (NULL); |
179 | } | 180 | } |
180 | 181 | ||
181 | IMPLEMENT_ssl3_meth_func(SSLv3_client_method, | 182 | IMPLEMENT_ssl3_meth_func(SSLv3_client_method, |
182 | ssl_undefined_function, | 183 | ssl_undefined_function, ssl3_connect, ssl3_get_client_method) |
183 | ssl3_connect, | ||
184 | ssl3_get_client_method) | ||
185 | 184 | ||
186 | int ssl3_connect(SSL *s) | 185 | int |
187 | { | 186 | ssl3_connect(SSL *s) |
188 | BUF_MEM *buf=NULL; | 187 | { |
189 | unsigned long Time=(unsigned long)time(NULL); | 188 | BUF_MEM *buf = NULL; |
190 | void (*cb)(const SSL *ssl,int type,int val)=NULL; | 189 | unsigned long Time = (unsigned long)time(NULL); |
191 | int ret= -1; | 190 | void (*cb)(const SSL *ssl, int type, int val) = NULL; |
192 | int new_state,state,skip=0; | 191 | int ret = -1; |
192 | int new_state, state, skip = 0; | ||
193 | 193 | ||
194 | RAND_add(&Time,sizeof(Time),0); | 194 | RAND_add(&Time, sizeof(Time), 0); |
195 | ERR_clear_error(); | 195 | ERR_clear_error(); |
196 | errno = 0; | 196 | errno = 0; |
197 | 197 | ||
198 | if (s->info_callback != NULL) | 198 | if (s->info_callback != NULL) |
199 | cb=s->info_callback; | 199 | cb = s->info_callback; |
200 | else if (s->ctx->info_callback != NULL) | 200 | else if (s->ctx->info_callback != NULL) |
201 | cb=s->ctx->info_callback; | 201 | cb = s->ctx->info_callback; |
202 | 202 | ||
203 | s->in_handshake++; | 203 | s->in_handshake++; |
204 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | 204 | if (!SSL_in_init(s) || SSL_in_before(s)) |
205 | SSL_clear(s); | ||
205 | 206 | ||
206 | #ifndef OPENSSL_NO_HEARTBEATS | 207 | #ifndef OPENSSL_NO_HEARTBEATS |
207 | /* If we're awaiting a HeartbeatResponse, pretend we | 208 | /* If we're awaiting a HeartbeatResponse, pretend we |
208 | * already got and don't await it anymore, because | 209 | * already got and don't await it anymore, because |
209 | * Heartbeats don't make sense during handshakes anyway. | 210 | * Heartbeats don't make sense during handshakes anyway. |
210 | */ | 211 | */ |
211 | if (s->tlsext_hb_pending) | 212 | if (s->tlsext_hb_pending) { |
212 | { | ||
213 | s->tlsext_hb_pending = 0; | 213 | s->tlsext_hb_pending = 0; |
214 | s->tlsext_hb_seq++; | 214 | s->tlsext_hb_seq++; |
215 | } | 215 | } |
216 | #endif | 216 | #endif |
217 | 217 | ||
218 | for (;;) | 218 | for (;;) { |
219 | { | 219 | state = s->state; |
220 | state=s->state; | ||
221 | 220 | ||
222 | switch(s->state) | 221 | switch (s->state) { |
223 | { | ||
224 | case SSL_ST_RENEGOTIATE: | 222 | case SSL_ST_RENEGOTIATE: |
225 | s->renegotiate=1; | 223 | s->renegotiate = 1; |
226 | s->state=SSL_ST_CONNECT; | 224 | s->state = SSL_ST_CONNECT; |
227 | s->ctx->stats.sess_connect_renegotiate++; | 225 | s->ctx->stats.sess_connect_renegotiate++; |
228 | /* break */ | 226 | /* break */ |
229 | case SSL_ST_BEFORE: | 227 | case SSL_ST_BEFORE: |
@@ -231,173 +229,172 @@ int ssl3_connect(SSL *s) | |||
231 | case SSL_ST_BEFORE|SSL_ST_CONNECT: | 229 | case SSL_ST_BEFORE|SSL_ST_CONNECT: |
232 | case SSL_ST_OK|SSL_ST_CONNECT: | 230 | case SSL_ST_OK|SSL_ST_CONNECT: |
233 | 231 | ||
234 | s->server=0; | 232 | s->server = 0; |
235 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); | 233 | if (cb != NULL) |
234 | cb(s, SSL_CB_HANDSHAKE_START, 1); | ||
236 | 235 | ||
237 | if ((s->version & 0xff00 ) != 0x0300) | 236 | if ((s->version & 0xff00 ) != 0x0300) { |
238 | { | ||
239 | SSLerr(SSL_F_SSL3_CONNECT, ERR_R_INTERNAL_ERROR); | 237 | SSLerr(SSL_F_SSL3_CONNECT, ERR_R_INTERNAL_ERROR); |
240 | ret = -1; | 238 | ret = -1; |
241 | goto end; | 239 | goto end; |
242 | } | 240 | } |
243 | 241 | ||
244 | /* s->version=SSL3_VERSION; */ | 242 | /* s->version=SSL3_VERSION; */ |
245 | s->type=SSL_ST_CONNECT; | 243 | s->type = SSL_ST_CONNECT; |
246 | 244 | ||
247 | if (s->init_buf == NULL) | 245 | if (s->init_buf == NULL) { |
248 | { | 246 | if ((buf = BUF_MEM_new()) == NULL) { |
249 | if ((buf=BUF_MEM_new()) == NULL) | 247 | ret = -1; |
250 | { | ||
251 | ret= -1; | ||
252 | goto end; | 248 | goto end; |
253 | } | 249 | } |
254 | if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH)) | 250 | if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) { |
255 | { | 251 | ret = -1; |
256 | ret= -1; | ||
257 | goto end; | 252 | goto end; |
258 | } | ||
259 | s->init_buf=buf; | ||
260 | buf=NULL; | ||
261 | } | 253 | } |
254 | s->init_buf = buf; | ||
255 | buf = NULL; | ||
256 | } | ||
262 | 257 | ||
263 | if (!ssl3_setup_buffers(s)) { ret= -1; goto end; } | 258 | if (!ssl3_setup_buffers(s)) { |
259 | ret = -1; | ||
260 | goto end; | ||
261 | } | ||
264 | 262 | ||
265 | /* setup buffing BIO */ | 263 | /* setup buffing BIO */ |
266 | if (!ssl_init_wbio_buffer(s,0)) { ret= -1; goto end; } | 264 | if (!ssl_init_wbio_buffer(s, 0)) { |
265 | ret = -1; | ||
266 | goto end; | ||
267 | } | ||
267 | 268 | ||
268 | /* don't push the buffering BIO quite yet */ | 269 | /* don't push the buffering BIO quite yet */ |
269 | 270 | ||
270 | ssl3_init_finished_mac(s); | 271 | ssl3_init_finished_mac(s); |
271 | 272 | ||
272 | s->state=SSL3_ST_CW_CLNT_HELLO_A; | 273 | s->state = SSL3_ST_CW_CLNT_HELLO_A; |
273 | s->ctx->stats.sess_connect++; | 274 | s->ctx->stats.sess_connect++; |
274 | s->init_num=0; | 275 | s->init_num = 0; |
275 | break; | 276 | break; |
276 | 277 | ||
277 | case SSL3_ST_CW_CLNT_HELLO_A: | 278 | case SSL3_ST_CW_CLNT_HELLO_A: |
278 | case SSL3_ST_CW_CLNT_HELLO_B: | 279 | case SSL3_ST_CW_CLNT_HELLO_B: |
279 | 280 | ||
280 | s->shutdown=0; | 281 | s->shutdown = 0; |
281 | ret=ssl3_client_hello(s); | 282 | ret = ssl3_client_hello(s); |
282 | if (ret <= 0) goto end; | 283 | if (ret <= 0) |
283 | s->state=SSL3_ST_CR_SRVR_HELLO_A; | 284 | goto end; |
284 | s->init_num=0; | 285 | s->state = SSL3_ST_CR_SRVR_HELLO_A; |
286 | s->init_num = 0; | ||
285 | 287 | ||
286 | /* turn on buffering for the next lot of output */ | 288 | /* turn on buffering for the next lot of output */ |
287 | if (s->bbio != s->wbio) | 289 | if (s->bbio != s->wbio) |
288 | s->wbio=BIO_push(s->bbio,s->wbio); | 290 | s->wbio = BIO_push(s->bbio, s->wbio); |
289 | 291 | ||
290 | break; | 292 | break; |
291 | 293 | ||
292 | case SSL3_ST_CR_SRVR_HELLO_A: | 294 | case SSL3_ST_CR_SRVR_HELLO_A: |
293 | case SSL3_ST_CR_SRVR_HELLO_B: | 295 | case SSL3_ST_CR_SRVR_HELLO_B: |
294 | ret=ssl3_get_server_hello(s); | 296 | ret = ssl3_get_server_hello(s); |
295 | if (ret <= 0) goto end; | 297 | if (ret <= 0) |
298 | goto end; | ||
296 | 299 | ||
297 | if (s->hit) | 300 | if (s->hit) { |
298 | { | 301 | s->state = SSL3_ST_CR_FINISHED_A; |
299 | s->state=SSL3_ST_CR_FINISHED_A; | ||
300 | #ifndef OPENSSL_NO_TLSEXT | 302 | #ifndef OPENSSL_NO_TLSEXT |
301 | if (s->tlsext_ticket_expected) | 303 | if (s->tlsext_ticket_expected) { |
302 | { | ||
303 | /* receive renewed session ticket */ | 304 | /* receive renewed session ticket */ |
304 | s->state=SSL3_ST_CR_SESSION_TICKET_A; | 305 | s->state = SSL3_ST_CR_SESSION_TICKET_A; |
305 | } | ||
306 | #endif | ||
307 | } | 306 | } |
308 | else | 307 | #endif |
309 | s->state=SSL3_ST_CR_CERT_A; | 308 | } else |
310 | s->init_num=0; | 309 | s->state = SSL3_ST_CR_CERT_A; |
310 | s->init_num = 0; | ||
311 | break; | 311 | break; |
312 | 312 | ||
313 | case SSL3_ST_CR_CERT_A: | 313 | case SSL3_ST_CR_CERT_A: |
314 | case SSL3_ST_CR_CERT_B: | 314 | case SSL3_ST_CR_CERT_B: |
315 | #ifndef OPENSSL_NO_TLSEXT | 315 | #ifndef OPENSSL_NO_TLSEXT |
316 | ret=ssl3_check_finished(s); | 316 | ret = ssl3_check_finished(s); |
317 | if (ret <= 0) goto end; | 317 | if (ret <= 0) |
318 | if (ret == 2) | 318 | goto end; |
319 | { | 319 | if (ret == 2) { |
320 | s->hit = 1; | 320 | s->hit = 1; |
321 | if (s->tlsext_ticket_expected) | 321 | if (s->tlsext_ticket_expected) |
322 | s->state=SSL3_ST_CR_SESSION_TICKET_A; | 322 | s->state = SSL3_ST_CR_SESSION_TICKET_A; |
323 | else | 323 | else |
324 | s->state=SSL3_ST_CR_FINISHED_A; | 324 | s->state = SSL3_ST_CR_FINISHED_A; |
325 | s->init_num=0; | 325 | s->init_num = 0; |
326 | break; | 326 | break; |
327 | } | 327 | } |
328 | #endif | 328 | #endif |
329 | /* Check if it is anon DH/ECDH */ | 329 | /* Check if it is anon DH/ECDH */ |
330 | /* or PSK */ | 330 | /* or PSK */ |
331 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && | 331 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
332 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 332 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
333 | { | 333 | ret = ssl3_get_server_certificate(s); |
334 | ret=ssl3_get_server_certificate(s); | 334 | if (ret <= 0) |
335 | if (ret <= 0) goto end; | 335 | goto end; |
336 | #ifndef OPENSSL_NO_TLSEXT | 336 | #ifndef OPENSSL_NO_TLSEXT |
337 | if (s->tlsext_status_expected) | 337 | if (s->tlsext_status_expected) |
338 | s->state=SSL3_ST_CR_CERT_STATUS_A; | 338 | s->state = SSL3_ST_CR_CERT_STATUS_A; |
339 | else | 339 | else |
340 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 340 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
341 | } | 341 | } else { |
342 | else | ||
343 | { | ||
344 | skip = 1; | 342 | skip = 1; |
345 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 343 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
346 | } | 344 | } |
347 | #else | 345 | #else |
348 | } | 346 | } else |
349 | else | 347 | skip = 1; |
350 | skip=1; | ||
351 | 348 | ||
352 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 349 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
353 | #endif | 350 | #endif |
354 | s->init_num=0; | 351 | s->init_num = 0; |
355 | break; | 352 | break; |
356 | 353 | ||
357 | case SSL3_ST_CR_KEY_EXCH_A: | 354 | case SSL3_ST_CR_KEY_EXCH_A: |
358 | case SSL3_ST_CR_KEY_EXCH_B: | 355 | case SSL3_ST_CR_KEY_EXCH_B: |
359 | ret=ssl3_get_key_exchange(s); | 356 | ret = ssl3_get_key_exchange(s); |
360 | if (ret <= 0) goto end; | 357 | if (ret <= 0) |
361 | s->state=SSL3_ST_CR_CERT_REQ_A; | 358 | goto end; |
362 | s->init_num=0; | 359 | s->state = SSL3_ST_CR_CERT_REQ_A; |
360 | s->init_num = 0; | ||
363 | 361 | ||
364 | /* at this point we check that we have the | 362 | /* at this point we check that we have the |
365 | * required stuff from the server */ | 363 | * required stuff from the server */ |
366 | if (!ssl3_check_cert_and_algorithm(s)) | 364 | if (!ssl3_check_cert_and_algorithm(s)) { |
367 | { | 365 | ret = -1; |
368 | ret= -1; | ||
369 | goto end; | 366 | goto end; |
370 | } | 367 | } |
371 | break; | 368 | break; |
372 | 369 | ||
373 | case SSL3_ST_CR_CERT_REQ_A: | 370 | case SSL3_ST_CR_CERT_REQ_A: |
374 | case SSL3_ST_CR_CERT_REQ_B: | 371 | case SSL3_ST_CR_CERT_REQ_B: |
375 | ret=ssl3_get_certificate_request(s); | 372 | ret = ssl3_get_certificate_request(s); |
376 | if (ret <= 0) goto end; | 373 | if (ret <= 0) |
377 | s->state=SSL3_ST_CR_SRVR_DONE_A; | 374 | goto end; |
378 | s->init_num=0; | 375 | s->state = SSL3_ST_CR_SRVR_DONE_A; |
376 | s->init_num = 0; | ||
379 | break; | 377 | break; |
380 | 378 | ||
381 | case SSL3_ST_CR_SRVR_DONE_A: | 379 | case SSL3_ST_CR_SRVR_DONE_A: |
382 | case SSL3_ST_CR_SRVR_DONE_B: | 380 | case SSL3_ST_CR_SRVR_DONE_B: |
383 | ret=ssl3_get_server_done(s); | 381 | ret = ssl3_get_server_done(s); |
384 | if (ret <= 0) goto end; | 382 | if (ret <= 0) |
383 | goto end; | ||
385 | #ifndef OPENSSL_NO_SRP | 384 | #ifndef OPENSSL_NO_SRP |
386 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) | 385 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) { |
387 | { | 386 | if ((ret = SRP_Calc_A_param(s)) <= 0) { |
388 | if ((ret = SRP_Calc_A_param(s))<=0) | 387 | SSLerr(SSL_F_SSL3_CONNECT, SSL_R_SRP_A_CALC); |
389 | { | 388 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); |
390 | SSLerr(SSL_F_SSL3_CONNECT,SSL_R_SRP_A_CALC); | ||
391 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_INTERNAL_ERROR); | ||
392 | goto end; | 389 | goto end; |
393 | } | ||
394 | } | 390 | } |
391 | } | ||
395 | #endif | 392 | #endif |
396 | if (s->s3->tmp.cert_req) | 393 | if (s->s3->tmp.cert_req) |
397 | s->state=SSL3_ST_CW_CERT_A; | 394 | s->state = SSL3_ST_CW_CERT_A; |
398 | else | 395 | else |
399 | s->state=SSL3_ST_CW_KEY_EXCH_A; | 396 | s->state = SSL3_ST_CW_KEY_EXCH_A; |
400 | s->init_num=0; | 397 | s->init_num = 0; |
401 | 398 | ||
402 | break; | 399 | break; |
403 | 400 | ||
@@ -405,16 +402,18 @@ int ssl3_connect(SSL *s) | |||
405 | case SSL3_ST_CW_CERT_B: | 402 | case SSL3_ST_CW_CERT_B: |
406 | case SSL3_ST_CW_CERT_C: | 403 | case SSL3_ST_CW_CERT_C: |
407 | case SSL3_ST_CW_CERT_D: | 404 | case SSL3_ST_CW_CERT_D: |
408 | ret=ssl3_send_client_certificate(s); | 405 | ret = ssl3_send_client_certificate(s); |
409 | if (ret <= 0) goto end; | 406 | if (ret <= 0) |
410 | s->state=SSL3_ST_CW_KEY_EXCH_A; | 407 | goto end; |
411 | s->init_num=0; | 408 | s->state = SSL3_ST_CW_KEY_EXCH_A; |
409 | s->init_num = 0; | ||
412 | break; | 410 | break; |
413 | 411 | ||
414 | case SSL3_ST_CW_KEY_EXCH_A: | 412 | case SSL3_ST_CW_KEY_EXCH_A: |
415 | case SSL3_ST_CW_KEY_EXCH_B: | 413 | case SSL3_ST_CW_KEY_EXCH_B: |
416 | ret=ssl3_send_client_key_exchange(s); | 414 | ret = ssl3_send_client_key_exchange(s); |
417 | if (ret <= 0) goto end; | 415 | if (ret <= 0) |
416 | goto end; | ||
418 | /* EAY EAY EAY need to check for DH fix cert | 417 | /* EAY EAY EAY need to check for DH fix cert |
419 | * sent back */ | 418 | * sent back */ |
420 | /* For TLS, cert_req is set to 2, so a cert chain | 419 | /* For TLS, cert_req is set to 2, so a cert chain |
@@ -426,170 +425,165 @@ int ssl3_connect(SSL *s) | |||
426 | * message when client's ECDH public key is sent | 425 | * message when client's ECDH public key is sent |
427 | * inside the client certificate. | 426 | * inside the client certificate. |
428 | */ | 427 | */ |
429 | if (s->s3->tmp.cert_req == 1) | 428 | if (s->s3->tmp.cert_req == 1) { |
430 | { | 429 | s->state = SSL3_ST_CW_CERT_VRFY_A; |
431 | s->state=SSL3_ST_CW_CERT_VRFY_A; | 430 | } else { |
432 | } | 431 | s->state = SSL3_ST_CW_CHANGE_A; |
433 | else | 432 | s->s3->change_cipher_spec = 0; |
434 | { | 433 | } |
435 | s->state=SSL3_ST_CW_CHANGE_A; | 434 | if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY) { |
436 | s->s3->change_cipher_spec=0; | 435 | s->state = SSL3_ST_CW_CHANGE_A; |
437 | } | 436 | s->s3->change_cipher_spec = 0; |
438 | if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY) | 437 | } |
439 | { | ||
440 | s->state=SSL3_ST_CW_CHANGE_A; | ||
441 | s->s3->change_cipher_spec=0; | ||
442 | } | ||
443 | 438 | ||
444 | s->init_num=0; | 439 | s->init_num = 0; |
445 | break; | 440 | break; |
446 | 441 | ||
447 | case SSL3_ST_CW_CERT_VRFY_A: | 442 | case SSL3_ST_CW_CERT_VRFY_A: |
448 | case SSL3_ST_CW_CERT_VRFY_B: | 443 | case SSL3_ST_CW_CERT_VRFY_B: |
449 | ret=ssl3_send_client_verify(s); | 444 | ret = ssl3_send_client_verify(s); |
450 | if (ret <= 0) goto end; | 445 | if (ret <= 0) |
451 | s->state=SSL3_ST_CW_CHANGE_A; | 446 | goto end; |
452 | s->init_num=0; | 447 | s->state = SSL3_ST_CW_CHANGE_A; |
453 | s->s3->change_cipher_spec=0; | 448 | s->init_num = 0; |
449 | s->s3->change_cipher_spec = 0; | ||
454 | break; | 450 | break; |
455 | 451 | ||
456 | case SSL3_ST_CW_CHANGE_A: | 452 | case SSL3_ST_CW_CHANGE_A: |
457 | case SSL3_ST_CW_CHANGE_B: | 453 | case SSL3_ST_CW_CHANGE_B: |
458 | ret=ssl3_send_change_cipher_spec(s, | 454 | ret = ssl3_send_change_cipher_spec(s, |
459 | SSL3_ST_CW_CHANGE_A,SSL3_ST_CW_CHANGE_B); | 455 | SSL3_ST_CW_CHANGE_A, SSL3_ST_CW_CHANGE_B); |
460 | if (ret <= 0) goto end; | 456 | if (ret <= 0) |
457 | goto end; | ||
461 | 458 | ||
462 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 459 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
463 | s->state=SSL3_ST_CW_FINISHED_A; | 460 | s->state = SSL3_ST_CW_FINISHED_A; |
464 | #else | 461 | #else |
465 | if (s->s3->next_proto_neg_seen) | 462 | if (s->s3->next_proto_neg_seen) |
466 | s->state=SSL3_ST_CW_NEXT_PROTO_A; | 463 | s->state = SSL3_ST_CW_NEXT_PROTO_A; |
467 | else | 464 | else |
468 | s->state=SSL3_ST_CW_FINISHED_A; | 465 | s->state = SSL3_ST_CW_FINISHED_A; |
469 | #endif | 466 | #endif |
470 | s->init_num=0; | 467 | s->init_num = 0; |
471 | 468 | ||
472 | s->session->cipher=s->s3->tmp.new_cipher; | 469 | s->session->cipher = s->s3->tmp.new_cipher; |
473 | #ifdef OPENSSL_NO_COMP | 470 | #ifdef OPENSSL_NO_COMP |
474 | s->session->compress_meth=0; | 471 | s->session->compress_meth = 0; |
475 | #else | 472 | #else |
476 | if (s->s3->tmp.new_compression == NULL) | 473 | if (s->s3->tmp.new_compression == NULL) |
477 | s->session->compress_meth=0; | 474 | s->session->compress_meth = 0; |
478 | else | 475 | else |
479 | s->session->compress_meth= | 476 | s->session->compress_meth = |
480 | s->s3->tmp.new_compression->id; | 477 | s->s3->tmp.new_compression->id; |
481 | #endif | 478 | #endif |
482 | if (!s->method->ssl3_enc->setup_key_block(s)) | 479 | if (!s->method->ssl3_enc->setup_key_block(s)) { |
483 | { | 480 | ret = -1; |
484 | ret= -1; | ||
485 | goto end; | 481 | goto end; |
486 | } | 482 | } |
487 | 483 | ||
488 | if (!s->method->ssl3_enc->change_cipher_state(s, | 484 | if (!s->method->ssl3_enc->change_cipher_state(s, |
489 | SSL3_CHANGE_CIPHER_CLIENT_WRITE)) | 485 | SSL3_CHANGE_CIPHER_CLIENT_WRITE)) { |
490 | { | 486 | ret = -1; |
491 | ret= -1; | ||
492 | goto end; | 487 | goto end; |
493 | } | 488 | } |
494 | 489 | ||
495 | break; | 490 | break; |
496 | 491 | ||
497 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 492 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
498 | case SSL3_ST_CW_NEXT_PROTO_A: | 493 | case SSL3_ST_CW_NEXT_PROTO_A: |
499 | case SSL3_ST_CW_NEXT_PROTO_B: | 494 | case SSL3_ST_CW_NEXT_PROTO_B: |
500 | ret=ssl3_send_next_proto(s); | 495 | ret = ssl3_send_next_proto(s); |
501 | if (ret <= 0) goto end; | 496 | if (ret <= 0) |
502 | s->state=SSL3_ST_CW_FINISHED_A; | 497 | goto end; |
498 | s->state = SSL3_ST_CW_FINISHED_A; | ||
503 | break; | 499 | break; |
504 | #endif | 500 | #endif |
505 | 501 | ||
506 | case SSL3_ST_CW_FINISHED_A: | 502 | case SSL3_ST_CW_FINISHED_A: |
507 | case SSL3_ST_CW_FINISHED_B: | 503 | case SSL3_ST_CW_FINISHED_B: |
508 | ret=ssl3_send_finished(s, | 504 | ret = ssl3_send_finished(s, |
509 | SSL3_ST_CW_FINISHED_A,SSL3_ST_CW_FINISHED_B, | 505 | SSL3_ST_CW_FINISHED_A, SSL3_ST_CW_FINISHED_B, |
510 | s->method->ssl3_enc->client_finished_label, | 506 | s->method->ssl3_enc->client_finished_label, |
511 | s->method->ssl3_enc->client_finished_label_len); | 507 | s->method->ssl3_enc->client_finished_label_len); |
512 | if (ret <= 0) goto end; | 508 | if (ret <= 0) |
513 | s->state=SSL3_ST_CW_FLUSH; | 509 | goto end; |
510 | s->state = SSL3_ST_CW_FLUSH; | ||
514 | 511 | ||
515 | /* clear flags */ | 512 | /* clear flags */ |
516 | s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER; | 513 | s->s3->flags &= ~SSL3_FLAGS_POP_BUFFER; |
517 | if (s->hit) | 514 | if (s->hit) { |
518 | { | 515 | s->s3->tmp.next_state = SSL_ST_OK; |
519 | s->s3->tmp.next_state=SSL_ST_OK; | 516 | if (s->s3->flags & SSL3_FLAGS_DELAY_CLIENT_FINISHED) { |
520 | if (s->s3->flags & SSL3_FLAGS_DELAY_CLIENT_FINISHED) | 517 | s->state = SSL_ST_OK; |
521 | { | ||
522 | s->state=SSL_ST_OK; | ||
523 | s->s3->flags|=SSL3_FLAGS_POP_BUFFER; | 518 | s->s3->flags|=SSL3_FLAGS_POP_BUFFER; |
524 | s->s3->delay_buf_pop_ret=0; | 519 | s->s3->delay_buf_pop_ret = 0; |
525 | } | ||
526 | } | 520 | } |
527 | else | 521 | } else { |
528 | { | ||
529 | #ifndef OPENSSL_NO_TLSEXT | 522 | #ifndef OPENSSL_NO_TLSEXT |
530 | /* Allow NewSessionTicket if ticket expected */ | 523 | /* Allow NewSessionTicket if ticket expected */ |
531 | if (s->tlsext_ticket_expected) | 524 | if (s->tlsext_ticket_expected) |
532 | s->s3->tmp.next_state=SSL3_ST_CR_SESSION_TICKET_A; | 525 | s->s3->tmp.next_state = SSL3_ST_CR_SESSION_TICKET_A; |
533 | else | 526 | else |
534 | #endif | 527 | #endif |
535 | 528 | ||
536 | s->s3->tmp.next_state=SSL3_ST_CR_FINISHED_A; | 529 | s->s3->tmp.next_state = SSL3_ST_CR_FINISHED_A; |
537 | } | 530 | } |
538 | s->init_num=0; | 531 | s->init_num = 0; |
539 | break; | 532 | break; |
540 | 533 | ||
541 | #ifndef OPENSSL_NO_TLSEXT | 534 | #ifndef OPENSSL_NO_TLSEXT |
542 | case SSL3_ST_CR_SESSION_TICKET_A: | 535 | case SSL3_ST_CR_SESSION_TICKET_A: |
543 | case SSL3_ST_CR_SESSION_TICKET_B: | 536 | case SSL3_ST_CR_SESSION_TICKET_B: |
544 | ret=ssl3_get_new_session_ticket(s); | 537 | ret = ssl3_get_new_session_ticket(s); |
545 | if (ret <= 0) goto end; | 538 | if (ret <= 0) |
546 | s->state=SSL3_ST_CR_FINISHED_A; | 539 | goto end; |
547 | s->init_num=0; | 540 | s->state = SSL3_ST_CR_FINISHED_A; |
548 | break; | 541 | s->init_num = 0; |
542 | break; | ||
549 | 543 | ||
550 | case SSL3_ST_CR_CERT_STATUS_A: | 544 | case SSL3_ST_CR_CERT_STATUS_A: |
551 | case SSL3_ST_CR_CERT_STATUS_B: | 545 | case SSL3_ST_CR_CERT_STATUS_B: |
552 | ret=ssl3_get_cert_status(s); | 546 | ret = ssl3_get_cert_status(s); |
553 | if (ret <= 0) goto end; | 547 | if (ret <= 0) |
554 | s->state=SSL3_ST_CR_KEY_EXCH_A; | 548 | goto end; |
555 | s->init_num=0; | 549 | s->state = SSL3_ST_CR_KEY_EXCH_A; |
556 | break; | 550 | s->init_num = 0; |
551 | break; | ||
557 | #endif | 552 | #endif |
558 | 553 | ||
559 | case SSL3_ST_CR_FINISHED_A: | 554 | case SSL3_ST_CR_FINISHED_A: |
560 | case SSL3_ST_CR_FINISHED_B: | 555 | case SSL3_ST_CR_FINISHED_B: |
561 | 556 | ||
562 | ret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A, | 557 | ret = ssl3_get_finished(s, SSL3_ST_CR_FINISHED_A, |
563 | SSL3_ST_CR_FINISHED_B); | 558 | SSL3_ST_CR_FINISHED_B); |
564 | if (ret <= 0) goto end; | 559 | if (ret <= 0) |
560 | goto end; | ||
565 | 561 | ||
566 | if (s->hit) | 562 | if (s->hit) |
567 | s->state=SSL3_ST_CW_CHANGE_A; | 563 | s->state = SSL3_ST_CW_CHANGE_A; |
568 | else | 564 | else |
569 | s->state=SSL_ST_OK; | 565 | s->state = SSL_ST_OK; |
570 | s->init_num=0; | 566 | s->init_num = 0; |
571 | break; | 567 | break; |
572 | 568 | ||
573 | case SSL3_ST_CW_FLUSH: | 569 | case SSL3_ST_CW_FLUSH: |
574 | s->rwstate=SSL_WRITING; | 570 | s->rwstate = SSL_WRITING; |
575 | if (BIO_flush(s->wbio) <= 0) | 571 | if (BIO_flush(s->wbio) <= 0) { |
576 | { | 572 | ret = -1; |
577 | ret= -1; | ||
578 | goto end; | 573 | goto end; |
579 | } | 574 | } |
580 | s->rwstate=SSL_NOTHING; | 575 | s->rwstate = SSL_NOTHING; |
581 | s->state=s->s3->tmp.next_state; | 576 | s->state = s->s3->tmp.next_state; |
582 | break; | 577 | break; |
583 | 578 | ||
584 | case SSL_ST_OK: | 579 | case SSL_ST_OK: |
585 | /* clean a few things up */ | 580 | /* clean a few things up */ |
586 | ssl3_cleanup_key_block(s); | 581 | ssl3_cleanup_key_block(s); |
587 | 582 | ||
588 | if (s->init_buf != NULL) | 583 | if (s->init_buf != NULL) { |
589 | { | ||
590 | BUF_MEM_free(s->init_buf); | 584 | BUF_MEM_free(s->init_buf); |
591 | s->init_buf=NULL; | 585 | s->init_buf = NULL; |
592 | } | 586 | } |
593 | 587 | ||
594 | /* If we are not 'joining' the last two packets, | 588 | /* If we are not 'joining' the last two packets, |
595 | * remove the buffering now */ | 589 | * remove the buffering now */ |
@@ -597,63 +591,63 @@ int ssl3_connect(SSL *s) | |||
597 | ssl_free_wbio_buffer(s); | 591 | ssl_free_wbio_buffer(s); |
598 | /* else do it later in ssl3_write */ | 592 | /* else do it later in ssl3_write */ |
599 | 593 | ||
600 | s->init_num=0; | 594 | s->init_num = 0; |
601 | s->renegotiate=0; | 595 | s->renegotiate = 0; |
602 | s->new_session=0; | 596 | s->new_session = 0; |
603 | 597 | ||
604 | ssl_update_cache(s,SSL_SESS_CACHE_CLIENT); | 598 | ssl_update_cache(s, SSL_SESS_CACHE_CLIENT); |
605 | if (s->hit) s->ctx->stats.sess_hit++; | 599 | if (s->hit) |
600 | s->ctx->stats.sess_hit++; | ||
606 | 601 | ||
607 | ret=1; | 602 | ret = 1; |
608 | /* s->server=0; */ | 603 | /* s->server=0; */ |
609 | s->handshake_func=ssl3_connect; | 604 | s->handshake_func = ssl3_connect; |
610 | s->ctx->stats.sess_connect_good++; | 605 | s->ctx->stats.sess_connect_good++; |
611 | 606 | ||
612 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1); | 607 | if (cb != NULL) |
608 | cb(s, SSL_CB_HANDSHAKE_DONE, 1); | ||
613 | 609 | ||
614 | goto end; | 610 | goto end; |
615 | /* break; */ | 611 | /* break; */ |
616 | 612 | ||
617 | default: | 613 | default: |
618 | SSLerr(SSL_F_SSL3_CONNECT,SSL_R_UNKNOWN_STATE); | 614 | SSLerr(SSL_F_SSL3_CONNECT, SSL_R_UNKNOWN_STATE); |
619 | ret= -1; | 615 | ret = -1; |
620 | goto end; | 616 | goto end; |
621 | /* break; */ | 617 | /* break; */ |
622 | } | 618 | } |
623 | 619 | ||
624 | /* did we do anything */ | 620 | /* did we do anything */ |
625 | if (!s->s3->tmp.reuse_message && !skip) | 621 | if (!s->s3->tmp.reuse_message && !skip) { |
626 | { | 622 | if (s->debug) { |
627 | if (s->debug) | 623 | if ((ret = BIO_flush(s->wbio)) <= 0) |
628 | { | ||
629 | if ((ret=BIO_flush(s->wbio)) <= 0) | ||
630 | goto end; | 624 | goto end; |
631 | } | 625 | } |
632 | 626 | ||
633 | if ((cb != NULL) && (s->state != state)) | 627 | if ((cb != NULL) && (s->state != state)) { |
634 | { | 628 | new_state = s->state; |
635 | new_state=s->state; | 629 | s->state = state; |
636 | s->state=state; | 630 | cb(s, SSL_CB_CONNECT_LOOP, 1); |
637 | cb(s,SSL_CB_CONNECT_LOOP,1); | 631 | s->state = new_state; |
638 | s->state=new_state; | ||
639 | } | ||
640 | } | 632 | } |
641 | skip=0; | ||
642 | } | 633 | } |
634 | skip = 0; | ||
635 | } | ||
643 | end: | 636 | end: |
644 | s->in_handshake--; | 637 | s->in_handshake--; |
645 | if (buf != NULL) | 638 | if (buf != NULL) |
646 | BUF_MEM_free(buf); | 639 | BUF_MEM_free(buf); |
647 | if (cb != NULL) | 640 | if (cb != NULL) |
648 | cb(s,SSL_CB_CONNECT_EXIT,ret); | 641 | cb(s, SSL_CB_CONNECT_EXIT, ret); |
649 | return(ret); | 642 | return (ret); |
650 | } | 643 | } |
651 | 644 | ||
652 | 645 | ||
653 | int ssl3_client_hello(SSL *s) | 646 | int |
654 | { | 647 | ssl3_client_hello(SSL *s) |
648 | { | ||
655 | unsigned char *buf; | 649 | unsigned char *buf; |
656 | unsigned char *p,*d; | 650 | unsigned char *p, *d; |
657 | int i; | 651 | int i; |
658 | unsigned long l; | 652 | unsigned long l; |
659 | #ifndef OPENSSL_NO_COMP | 653 | #ifndef OPENSSL_NO_COMP |
@@ -661,31 +655,29 @@ int ssl3_client_hello(SSL *s) | |||
661 | SSL_COMP *comp; | 655 | SSL_COMP *comp; |
662 | #endif | 656 | #endif |
663 | 657 | ||
664 | buf=(unsigned char *)s->init_buf->data; | 658 | buf = (unsigned char *)s->init_buf->data; |
665 | if (s->state == SSL3_ST_CW_CLNT_HELLO_A) | 659 | if (s->state == SSL3_ST_CW_CLNT_HELLO_A) { |
666 | { | ||
667 | SSL_SESSION *sess = s->session; | 660 | SSL_SESSION *sess = s->session; |
668 | if ((sess == NULL) || | 661 | if ((sess == NULL) || |
669 | (sess->ssl_version != s->version) || | 662 | (sess->ssl_version != s->version) || |
670 | #ifdef OPENSSL_NO_TLSEXT | 663 | #ifdef OPENSSL_NO_TLSEXT |
671 | !sess->session_id_length || | 664 | !sess->session_id_length || |
672 | #else | 665 | #else |
673 | (!sess->session_id_length && !sess->tlsext_tick) || | 666 | (!sess->session_id_length && !sess->tlsext_tick) || |
674 | #endif | 667 | #endif |
675 | (sess->not_resumable)) | 668 | (sess->not_resumable)) { |
676 | { | 669 | if (!ssl_get_new_session(s, 0)) |
677 | if (!ssl_get_new_session(s,0)) | ||
678 | goto err; | 670 | goto err; |
679 | } | 671 | } |
680 | /* else use the pre-loaded session */ | 672 | /* else use the pre-loaded session */ |
681 | 673 | ||
682 | p=s->s3->client_random; | 674 | p = s->s3->client_random; |
683 | 675 | ||
684 | if (ssl_fill_hello_random(s, 0, p, SSL3_RANDOM_SIZE) <= 0) | 676 | if (ssl_fill_hello_random(s, 0, p, SSL3_RANDOM_SIZE) <= 0) |
685 | goto err; | 677 | goto err; |
686 | 678 | ||
687 | /* Do the message type and length last */ | 679 | /* Do the message type and length last */ |
688 | d=p= &(buf[4]); | 680 | d = p= &(buf[4]); |
689 | 681 | ||
690 | /* version indicates the negotiated version: for example from | 682 | /* version indicates the negotiated version: for example from |
691 | * an SSLv2/v3 compatible client hello). The client_version | 683 | * an SSLv2/v3 compatible client hello). The client_version |
@@ -717,562 +709,510 @@ int ssl3_client_hello(SSL *s) | |||
717 | * the negotiated version. | 709 | * the negotiated version. |
718 | */ | 710 | */ |
719 | #if 0 | 711 | #if 0 |
720 | *(p++)=s->version>>8; | 712 | *(p++) = s->version >> 8; |
721 | *(p++)=s->version&0xff; | 713 | *(p++) = s->version&0xff; |
722 | s->client_version=s->version; | 714 | s->client_version = s->version; |
723 | #else | 715 | #else |
724 | *(p++)=s->client_version>>8; | 716 | *(p++) = s->client_version >> 8; |
725 | *(p++)=s->client_version&0xff; | 717 | *(p++) = s->client_version&0xff; |
726 | #endif | 718 | #endif |
727 | 719 | ||
728 | /* Random stuff */ | 720 | /* Random stuff */ |
729 | memcpy(p,s->s3->client_random,SSL3_RANDOM_SIZE); | 721 | memcpy(p, s->s3->client_random, SSL3_RANDOM_SIZE); |
730 | p+=SSL3_RANDOM_SIZE; | 722 | p += SSL3_RANDOM_SIZE; |
731 | 723 | ||
732 | /* Session ID */ | 724 | /* Session ID */ |
733 | if (s->new_session) | 725 | if (s->new_session) |
734 | i=0; | 726 | i = 0; |
735 | else | 727 | else |
736 | i=s->session->session_id_length; | 728 | i = s->session->session_id_length; |
737 | *(p++)=i; | 729 | *(p++) = i; |
738 | if (i != 0) | 730 | if (i != 0) { |
739 | { | 731 | if (i > (int)sizeof(s->session->session_id)) { |
740 | if (i > (int)sizeof(s->session->session_id)) | ||
741 | { | ||
742 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); | 732 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); |
743 | goto err; | 733 | goto err; |
744 | } | ||
745 | memcpy(p,s->session->session_id,i); | ||
746 | p+=i; | ||
747 | } | 734 | } |
748 | 735 | memcpy(p, s->session->session_id, i); | |
736 | p += i; | ||
737 | } | ||
738 | |||
749 | /* Ciphers supported */ | 739 | /* Ciphers supported */ |
750 | i=ssl_cipher_list_to_bytes(s,SSL_get_ciphers(s),&(p[2]),0); | 740 | i = ssl_cipher_list_to_bytes(s, SSL_get_ciphers(s), &(p[2]), 0); |
751 | if (i == 0) | 741 | if (i == 0) { |
752 | { | 742 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, SSL_R_NO_CIPHERS_AVAILABLE); |
753 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_NO_CIPHERS_AVAILABLE); | ||
754 | goto err; | 743 | goto err; |
755 | } | 744 | } |
756 | #ifdef OPENSSL_MAX_TLS1_2_CIPHER_LENGTH | 745 | #ifdef OPENSSL_MAX_TLS1_2_CIPHER_LENGTH |
757 | /* Some servers hang if client hello > 256 bytes | 746 | /* Some servers hang if client hello > 256 bytes |
758 | * as hack workaround chop number of supported ciphers | 747 | * as hack workaround chop number of supported ciphers |
759 | * to keep it well below this if we use TLS v1.2 | 748 | * to keep it well below this if we use TLS v1.2 |
760 | */ | 749 | */ |
761 | if (TLS1_get_version(s) >= TLS1_2_VERSION | 750 | if (TLS1_get_version(s) >= TLS1_2_VERSION && |
762 | && i > OPENSSL_MAX_TLS1_2_CIPHER_LENGTH) | 751 | i > OPENSSL_MAX_TLS1_2_CIPHER_LENGTH) |
763 | i = OPENSSL_MAX_TLS1_2_CIPHER_LENGTH & ~1; | 752 | i = OPENSSL_MAX_TLS1_2_CIPHER_LENGTH & ~1; |
764 | #endif | 753 | #endif |
765 | s2n(i,p); | 754 | s2n(i, p); |
766 | p+=i; | 755 | p += i; |
767 | 756 | ||
768 | /* COMPRESSION */ | 757 | /* COMPRESSION */ |
769 | #ifdef OPENSSL_NO_COMP | 758 | #ifdef OPENSSL_NO_COMP |
770 | *(p++)=1; | 759 | *(p++) = 1; |
771 | #else | 760 | #else |
772 | 761 | ||
773 | if ((s->options & SSL_OP_NO_COMPRESSION) | 762 | if ((s->options & SSL_OP_NO_COMPRESSION) || |
774 | || !s->ctx->comp_methods) | 763 | !s->ctx->comp_methods) |
775 | j=0; | 764 | j = 0; |
776 | else | 765 | else |
777 | j=sk_SSL_COMP_num(s->ctx->comp_methods); | 766 | j = sk_SSL_COMP_num(s->ctx->comp_methods); |
778 | *(p++)=1+j; | 767 | *(p++) = 1 + j; |
779 | for (i=0; i<j; i++) | 768 | for (i = 0; i < j; i++) { |
780 | { | 769 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, i); |
781 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,i); | 770 | *(p++) = comp->id; |
782 | *(p++)=comp->id; | 771 | } |
783 | } | ||
784 | #endif | 772 | #endif |
785 | *(p++)=0; /* Add the NULL method */ | 773 | *(p++) = 0; /* Add the NULL method */ |
786 | 774 | ||
787 | #ifndef OPENSSL_NO_TLSEXT | 775 | #ifndef OPENSSL_NO_TLSEXT |
788 | /* TLS extensions*/ | 776 | /* TLS extensions*/ |
789 | if (ssl_prepare_clienthello_tlsext(s) <= 0) | 777 | if (ssl_prepare_clienthello_tlsext(s) <= 0) { |
790 | { | 778 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); |
791 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT); | ||
792 | goto err; | 779 | goto err; |
793 | } | 780 | } |
794 | if ((p = ssl_add_clienthello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) | 781 | if ((p = ssl_add_clienthello_tlsext(s, p, buf + SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) { |
795 | { | 782 | SSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); |
796 | SSLerr(SSL_F_SSL3_CLIENT_HELLO,ERR_R_INTERNAL_ERROR); | ||
797 | goto err; | 783 | goto err; |
798 | } | 784 | } |
799 | #endif | 785 | #endif |
800 | |||
801 | l=(p-d); | ||
802 | d=buf; | ||
803 | *(d++)=SSL3_MT_CLIENT_HELLO; | ||
804 | l2n3(l,d); | ||
805 | 786 | ||
806 | s->state=SSL3_ST_CW_CLNT_HELLO_B; | 787 | l = (p - d); |
788 | d = buf; | ||
789 | *(d++) = SSL3_MT_CLIENT_HELLO; | ||
790 | l2n3(l, d); | ||
791 | |||
792 | s->state = SSL3_ST_CW_CLNT_HELLO_B; | ||
807 | /* number of bytes to write */ | 793 | /* number of bytes to write */ |
808 | s->init_num=p-buf; | 794 | s->init_num = p - buf; |
809 | s->init_off=0; | 795 | s->init_off = 0; |
810 | } | 796 | } |
811 | 797 | ||
812 | /* SSL3_ST_CW_CLNT_HELLO_B */ | 798 | /* SSL3_ST_CW_CLNT_HELLO_B */ |
813 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 799 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
814 | err: | 800 | err: |
815 | return(-1); | 801 | return (-1); |
816 | } | 802 | } |
817 | 803 | ||
818 | int ssl3_get_server_hello(SSL *s) | 804 | int |
819 | { | 805 | ssl3_get_server_hello(SSL *s) |
806 | { | ||
820 | STACK_OF(SSL_CIPHER) *sk; | 807 | STACK_OF(SSL_CIPHER) *sk; |
821 | const SSL_CIPHER *c; | 808 | const SSL_CIPHER *c; |
822 | unsigned char *p,*d; | 809 | unsigned char *p, *d; |
823 | int i,al,ok; | 810 | int i, al, ok; |
824 | unsigned int j; | 811 | unsigned int j; |
825 | long n; | 812 | long n; |
826 | #ifndef OPENSSL_NO_COMP | 813 | #ifndef OPENSSL_NO_COMP |
827 | SSL_COMP *comp; | 814 | SSL_COMP *comp; |
828 | #endif | 815 | #endif |
829 | 816 | ||
830 | n=s->method->ssl_get_message(s, | 817 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SRVR_HELLO_A, |
831 | SSL3_ST_CR_SRVR_HELLO_A, | 818 | SSL3_ST_CR_SRVR_HELLO_B, -1, 20000, /* ?? */ &ok); |
832 | SSL3_ST_CR_SRVR_HELLO_B, | ||
833 | -1, | ||
834 | 20000, /* ?? */ | ||
835 | &ok); | ||
836 | 819 | ||
837 | if (!ok) return((int)n); | 820 | if (!ok) |
821 | return ((int)n); | ||
838 | 822 | ||
839 | if ( SSL_version(s) == DTLS1_VERSION || SSL_version(s) == DTLS1_BAD_VER) | 823 | if (SSL_version(s) == DTLS1_VERSION || SSL_version(s) == DTLS1_BAD_VER) { |
840 | { | 824 | if (s->s3->tmp.message_type == DTLS1_MT_HELLO_VERIFY_REQUEST) { |
841 | if ( s->s3->tmp.message_type == DTLS1_MT_HELLO_VERIFY_REQUEST) | 825 | if (s->d1->send_cookie == 0) { |
842 | { | ||
843 | if ( s->d1->send_cookie == 0) | ||
844 | { | ||
845 | s->s3->tmp.reuse_message = 1; | 826 | s->s3->tmp.reuse_message = 1; |
846 | return 1; | 827 | return 1; |
847 | } | 828 | } |
848 | else /* already sent a cookie */ | 829 | else /* already sent a cookie */ |
849 | { | 830 | { |
850 | al=SSL_AD_UNEXPECTED_MESSAGE; | 831 | al = SSL_AD_UNEXPECTED_MESSAGE; |
851 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_MESSAGE_TYPE); | 832 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE); |
852 | goto f_err; | 833 | goto f_err; |
853 | } | ||
854 | } | 834 | } |
855 | } | 835 | } |
856 | 836 | } | |
857 | if ( s->s3->tmp.message_type != SSL3_MT_SERVER_HELLO) | 837 | |
858 | { | 838 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_HELLO) { |
859 | al=SSL_AD_UNEXPECTED_MESSAGE; | 839 | al = SSL_AD_UNEXPECTED_MESSAGE; |
860 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_MESSAGE_TYPE); | 840 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE); |
861 | goto f_err; | 841 | goto f_err; |
862 | } | 842 | } |
863 | 843 | ||
864 | d=p=(unsigned char *)s->init_msg; | 844 | d = p=(unsigned char *)s->init_msg; |
865 | 845 | ||
866 | if ((p[0] != (s->version>>8)) || (p[1] != (s->version&0xff))) | 846 | if ((p[0] != (s->version >> 8)) || (p[1] != (s->version & 0xff))) { |
867 | { | 847 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_SSL_VERSION); |
868 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_SSL_VERSION); | 848 | s->version = (s->version&0xff00)|p[1]; |
869 | s->version=(s->version&0xff00)|p[1]; | 849 | al = SSL_AD_PROTOCOL_VERSION; |
870 | al=SSL_AD_PROTOCOL_VERSION; | ||
871 | goto f_err; | 850 | goto f_err; |
872 | } | 851 | } |
873 | p+=2; | 852 | p += 2; |
874 | 853 | ||
875 | /* load the server hello data */ | 854 | /* load the server hello data */ |
876 | /* load the server random */ | 855 | /* load the server random */ |
877 | memcpy(s->s3->server_random,p,SSL3_RANDOM_SIZE); | 856 | memcpy(s->s3->server_random, p, SSL3_RANDOM_SIZE); |
878 | p+=SSL3_RANDOM_SIZE; | 857 | p += SSL3_RANDOM_SIZE; |
879 | 858 | ||
880 | /* get the session-id */ | 859 | /* get the session-id */ |
881 | j= *(p++); | 860 | j= *(p++); |
882 | 861 | ||
883 | if ((j > sizeof s->session->session_id) || (j > SSL3_SESSION_ID_SIZE)) | 862 | if ((j > sizeof s->session->session_id) || (j > SSL3_SESSION_ID_SIZE)) { |
884 | { | 863 | al = SSL_AD_ILLEGAL_PARAMETER; |
885 | al=SSL_AD_ILLEGAL_PARAMETER; | 864 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_SSL3_SESSION_ID_TOO_LONG); |
886 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_SSL3_SESSION_ID_TOO_LONG); | ||
887 | goto f_err; | 865 | goto f_err; |
888 | } | 866 | } |
889 | 867 | ||
890 | #ifndef OPENSSL_NO_TLSEXT | 868 | #ifndef OPENSSL_NO_TLSEXT |
891 | /* check if we want to resume the session based on external pre-shared secret */ | 869 | /* check if we want to resume the session based on external pre-shared secret */ |
892 | if (s->version >= TLS1_VERSION && s->tls_session_secret_cb) | 870 | if (s->version >= TLS1_VERSION && s->tls_session_secret_cb) { |
893 | { | 871 | SSL_CIPHER *pref_cipher = NULL; |
894 | SSL_CIPHER *pref_cipher=NULL; | 872 | s->session->master_key_length = sizeof(s->session->master_key); |
895 | s->session->master_key_length=sizeof(s->session->master_key); | ||
896 | if (s->tls_session_secret_cb(s, s->session->master_key, | 873 | if (s->tls_session_secret_cb(s, s->session->master_key, |
897 | &s->session->master_key_length, | 874 | &s->session->master_key_length, NULL, &pref_cipher, |
898 | NULL, &pref_cipher, | 875 | s->tls_session_secret_cb_arg)) { |
899 | s->tls_session_secret_cb_arg)) | ||
900 | { | ||
901 | s->session->cipher = pref_cipher ? | 876 | s->session->cipher = pref_cipher ? |
902 | pref_cipher : ssl_get_cipher_by_char(s, p+j); | 877 | pref_cipher : ssl_get_cipher_by_char(s, p + j); |
903 | } | ||
904 | } | 878 | } |
879 | } | ||
905 | #endif /* OPENSSL_NO_TLSEXT */ | 880 | #endif /* OPENSSL_NO_TLSEXT */ |
906 | 881 | ||
907 | if (j != 0 && j == s->session->session_id_length | 882 | if (j != 0 && j == s->session->session_id_length && |
908 | && memcmp(p,s->session->session_id,j) == 0) | 883 | memcmp(p, s->session->session_id, j) == 0) { |
909 | { | 884 | if (s->sid_ctx_length != s->session->sid_ctx_length || |
910 | if(s->sid_ctx_length != s->session->sid_ctx_length | 885 | memcmp(s->session->sid_ctx, s->sid_ctx, s->sid_ctx_length)) { |
911 | || memcmp(s->session->sid_ctx,s->sid_ctx,s->sid_ctx_length)) | 886 | /* actually a client application bug */ |
912 | { | 887 | al = SSL_AD_ILLEGAL_PARAMETER; |
913 | /* actually a client application bug */ | 888 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT); |
914 | al=SSL_AD_ILLEGAL_PARAMETER; | 889 | goto f_err; |
915 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT); | ||
916 | goto f_err; | ||
917 | } | 890 | } |
918 | s->hit=1; | 891 | s->hit = 1; |
919 | } | 892 | } |
920 | else /* a miss or crap from the other end */ | 893 | else /* a miss or crap from the other end */ |
921 | { | 894 | { |
922 | /* If we were trying for session-id reuse, make a new | 895 | /* If we were trying for session-id reuse, make a new |
923 | * SSL_SESSION so we don't stuff up other people */ | 896 | * SSL_SESSION so we don't stuff up other people */ |
924 | s->hit=0; | 897 | s->hit = 0; |
925 | if (s->session->session_id_length > 0) | 898 | if (s->session->session_id_length > 0) { |
926 | { | 899 | if (!ssl_get_new_session(s, 0)) { |
927 | if (!ssl_get_new_session(s,0)) | 900 | al = SSL_AD_INTERNAL_ERROR; |
928 | { | ||
929 | al=SSL_AD_INTERNAL_ERROR; | ||
930 | goto f_err; | 901 | goto f_err; |
931 | } | ||
932 | } | 902 | } |
933 | s->session->session_id_length=j; | ||
934 | memcpy(s->session->session_id,p,j); /* j could be 0 */ | ||
935 | } | 903 | } |
936 | p+=j; | 904 | s->session->session_id_length = j; |
937 | c=ssl_get_cipher_by_char(s,p); | 905 | memcpy(s->session->session_id,p,j); /* j could be 0 */ |
938 | if (c == NULL) | 906 | } |
939 | { | 907 | p += j; |
908 | c = ssl_get_cipher_by_char(s, p); | ||
909 | if (c == NULL) { | ||
940 | /* unknown cipher */ | 910 | /* unknown cipher */ |
941 | al=SSL_AD_ILLEGAL_PARAMETER; | 911 | al = SSL_AD_ILLEGAL_PARAMETER; |
942 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNKNOWN_CIPHER_RETURNED); | 912 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNKNOWN_CIPHER_RETURNED); |
943 | goto f_err; | 913 | goto f_err; |
944 | } | 914 | } |
945 | /* TLS v1.2 only ciphersuites require v1.2 or later */ | 915 | /* TLS v1.2 only ciphersuites require v1.2 or later */ |
946 | if ((c->algorithm_ssl & SSL_TLSV1_2) && | 916 | if ((c->algorithm_ssl & SSL_TLSV1_2) && |
947 | (TLS1_get_version(s) < TLS1_2_VERSION)) | 917 | (TLS1_get_version(s) < TLS1_2_VERSION)) { |
948 | { | 918 | al = SSL_AD_ILLEGAL_PARAMETER; |
949 | al=SSL_AD_ILLEGAL_PARAMETER; | 919 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_CIPHER_RETURNED); |
950 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_CIPHER_RETURNED); | ||
951 | goto f_err; | 920 | goto f_err; |
952 | } | 921 | } |
953 | p+=ssl_put_cipher_by_char(s,NULL,NULL); | 922 | p += ssl_put_cipher_by_char(s, NULL, NULL); |
954 | 923 | ||
955 | sk=ssl_get_ciphers_by_id(s); | 924 | sk = ssl_get_ciphers_by_id(s); |
956 | i=sk_SSL_CIPHER_find(sk,c); | 925 | i = sk_SSL_CIPHER_find(sk, c); |
957 | if (i < 0) | 926 | if (i < 0) { |
958 | { | ||
959 | /* we did not say we would use this cipher */ | 927 | /* we did not say we would use this cipher */ |
960 | al=SSL_AD_ILLEGAL_PARAMETER; | 928 | al = SSL_AD_ILLEGAL_PARAMETER; |
961 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_WRONG_CIPHER_RETURNED); | 929 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_WRONG_CIPHER_RETURNED); |
962 | goto f_err; | 930 | goto f_err; |
963 | } | 931 | } |
964 | 932 | ||
965 | /* Depending on the session caching (internal/external), the cipher | 933 | /* Depending on the session caching (internal/external), the cipher |
966 | and/or cipher_id values may not be set. Make sure that | 934 | and/or cipher_id values may not be set. Make sure that |
967 | cipher_id is set and use it for comparison. */ | 935 | cipher_id is set and use it for comparison. */ |
968 | if (s->session->cipher) | 936 | if (s->session->cipher) |
969 | s->session->cipher_id = s->session->cipher->id; | 937 | s->session->cipher_id = s->session->cipher->id; |
970 | if (s->hit && (s->session->cipher_id != c->id)) | 938 | if (s->hit && (s->session->cipher_id != c->id)) { |
971 | { | ||
972 | /* Workaround is now obsolete */ | 939 | /* Workaround is now obsolete */ |
973 | #if 0 | 940 | #if 0 |
974 | if (!(s->options & | 941 | if (!(s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG)) |
975 | SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG)) | ||
976 | #endif | 942 | #endif |
977 | { | 943 | { |
978 | al=SSL_AD_ILLEGAL_PARAMETER; | 944 | al = SSL_AD_ILLEGAL_PARAMETER; |
979 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); | 945 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); |
980 | goto f_err; | 946 | goto f_err; |
981 | } | ||
982 | } | 947 | } |
983 | s->s3->tmp.new_cipher=c; | 948 | } |
949 | s->s3->tmp.new_cipher = c; | ||
984 | /* Don't digest cached records if TLS v1.2: we may need them for | 950 | /* Don't digest cached records if TLS v1.2: we may need them for |
985 | * client authentication. | 951 | * client authentication. |
986 | */ | 952 | */ |
987 | if (TLS1_get_version(s) < TLS1_2_VERSION && !ssl3_digest_cached_records(s)) | 953 | if (TLS1_get_version(s) < TLS1_2_VERSION && !ssl3_digest_cached_records(s)) { |
988 | { | ||
989 | al = SSL_AD_INTERNAL_ERROR; | 954 | al = SSL_AD_INTERNAL_ERROR; |
990 | goto f_err; | 955 | goto f_err; |
991 | } | 956 | } |
992 | /* lets get the compression algorithm */ | 957 | /* lets get the compression algorithm */ |
993 | /* COMPRESSION */ | 958 | /* COMPRESSION */ |
994 | #ifdef OPENSSL_NO_COMP | 959 | #ifdef OPENSSL_NO_COMP |
995 | if (*(p++) != 0) | 960 | if (*(p++) != 0) { |
996 | { | 961 | al = SSL_AD_ILLEGAL_PARAMETER; |
997 | al=SSL_AD_ILLEGAL_PARAMETER; | 962 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); |
998 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); | ||
999 | goto f_err; | 963 | goto f_err; |
1000 | } | 964 | } |
1001 | /* If compression is disabled we'd better not try to resume a session | 965 | /* If compression is disabled we'd better not try to resume a session |
1002 | * using compression. | 966 | * using compression. |
1003 | */ | 967 | */ |
1004 | if (s->session->compress_meth != 0) | 968 | if (s->session->compress_meth != 0) { |
1005 | { | 969 | al = SSL_AD_INTERNAL_ERROR; |
1006 | al=SSL_AD_INTERNAL_ERROR; | 970 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1007 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1008 | goto f_err; | 971 | goto f_err; |
1009 | } | 972 | } |
1010 | #else | 973 | #else |
1011 | j= *(p++); | 974 | j= *(p++); |
1012 | if (s->hit && j != s->session->compress_meth) | 975 | if (s->hit && j != s->session->compress_meth) { |
1013 | { | 976 | al = SSL_AD_ILLEGAL_PARAMETER; |
1014 | al=SSL_AD_ILLEGAL_PARAMETER; | 977 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED); |
1015 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED); | ||
1016 | goto f_err; | 978 | goto f_err; |
1017 | } | 979 | } |
1018 | if (j == 0) | 980 | if (j == 0) |
1019 | comp=NULL; | 981 | comp = NULL; |
1020 | else if (s->options & SSL_OP_NO_COMPRESSION) | 982 | else if (s->options & SSL_OP_NO_COMPRESSION) { |
1021 | { | 983 | al = SSL_AD_ILLEGAL_PARAMETER; |
1022 | al=SSL_AD_ILLEGAL_PARAMETER; | 984 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_COMPRESSION_DISABLED); |
1023 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_COMPRESSION_DISABLED); | ||
1024 | goto f_err; | 985 | goto f_err; |
1025 | } | 986 | } else |
1026 | else | 987 | comp = ssl3_comp_find(s->ctx->comp_methods, j); |
1027 | comp=ssl3_comp_find(s->ctx->comp_methods,j); | 988 | |
1028 | 989 | if ((j != 0) && (comp == NULL)) { | |
1029 | if ((j != 0) && (comp == NULL)) | 990 | al = SSL_AD_ILLEGAL_PARAMETER; |
1030 | { | 991 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); |
1031 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
1032 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM); | ||
1033 | goto f_err; | 992 | goto f_err; |
1034 | } | 993 | } else { |
1035 | else | 994 | s->s3->tmp.new_compression = comp; |
1036 | { | 995 | } |
1037 | s->s3->tmp.new_compression=comp; | ||
1038 | } | ||
1039 | #endif | 996 | #endif |
1040 | 997 | ||
1041 | #ifndef OPENSSL_NO_TLSEXT | 998 | #ifndef OPENSSL_NO_TLSEXT |
1042 | /* TLS extensions*/ | 999 | /* TLS extensions*/ |
1043 | if (s->version >= SSL3_VERSION) | 1000 | if (s->version >= SSL3_VERSION) { |
1044 | { | 1001 | if (!ssl_parse_serverhello_tlsext(s, &p, d, n, &al)) { |
1045 | if (!ssl_parse_serverhello_tlsext(s,&p,d,n, &al)) | ||
1046 | { | ||
1047 | /* 'al' set by ssl_parse_serverhello_tlsext */ | 1002 | /* 'al' set by ssl_parse_serverhello_tlsext */ |
1048 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_PARSE_TLSEXT); | 1003 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_PARSE_TLSEXT); |
1049 | goto f_err; | 1004 | goto f_err; |
1050 | } | 1005 | |
1051 | if (ssl_check_serverhello_tlsext(s) <= 0) | ||
1052 | { | ||
1053 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT); | ||
1054 | goto err; | ||
1055 | } | ||
1056 | } | 1006 | } |
1007 | if (ssl_check_serverhello_tlsext(s) <= 0) { | ||
1008 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_SERVERHELLO_TLSEXT); | ||
1009 | goto err; | ||
1010 | } | ||
1011 | } | ||
1057 | #endif | 1012 | #endif |
1058 | 1013 | ||
1059 | if (p != (d+n)) | 1014 | if (p != (d + n)) { |
1060 | { | ||
1061 | /* wrong packet length */ | 1015 | /* wrong packet length */ |
1062 | al=SSL_AD_DECODE_ERROR; | 1016 | al = SSL_AD_DECODE_ERROR; |
1063 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_BAD_PACKET_LENGTH); | 1017 | SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_PACKET_LENGTH); |
1064 | goto f_err; | 1018 | goto f_err; |
1065 | } | 1019 | } |
1066 | 1020 | ||
1067 | return(1); | 1021 | return (1); |
1068 | f_err: | 1022 | f_err: |
1069 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1023 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1070 | err: | 1024 | err: |
1071 | return(-1); | 1025 | return (-1); |
1072 | } | 1026 | } |
1073 | 1027 | ||
1074 | int ssl3_get_server_certificate(SSL *s) | 1028 | int |
1075 | { | 1029 | ssl3_get_server_certificate(SSL *s) |
1076 | int al,i,ok,ret= -1; | 1030 | { |
1077 | unsigned long n,nc,llen,l; | 1031 | int al, i, ok, ret = -1; |
1078 | X509 *x=NULL; | 1032 | unsigned long n, nc, llen, l; |
1079 | const unsigned char *q,*p; | 1033 | X509 *x = NULL; |
1034 | const unsigned char *q, *p; | ||
1080 | unsigned char *d; | 1035 | unsigned char *d; |
1081 | STACK_OF(X509) *sk=NULL; | 1036 | STACK_OF(X509) *sk = NULL; |
1082 | SESS_CERT *sc; | 1037 | SESS_CERT *sc; |
1083 | EVP_PKEY *pkey=NULL; | 1038 | EVP_PKEY *pkey = NULL; |
1084 | int need_cert = 1; /* VRS: 0=> will allow null cert if auth == KRB5 */ | 1039 | int need_cert = 1; /* VRS: 0=> will allow null cert if auth == KRB5 */ |
1085 | 1040 | ||
1086 | n=s->method->ssl_get_message(s, | 1041 | n = s->method->ssl_get_message(s, SSL3_ST_CR_CERT_A, |
1087 | SSL3_ST_CR_CERT_A, | 1042 | SSL3_ST_CR_CERT_B, -1, s->max_cert_list, &ok); |
1088 | SSL3_ST_CR_CERT_B, | ||
1089 | -1, | ||
1090 | s->max_cert_list, | ||
1091 | &ok); | ||
1092 | 1043 | ||
1093 | if (!ok) return((int)n); | 1044 | if (!ok) |
1045 | return ((int)n); | ||
1094 | 1046 | ||
1095 | if ((s->s3->tmp.message_type == SSL3_MT_SERVER_KEY_EXCHANGE) || | 1047 | if ((s->s3->tmp.message_type == SSL3_MT_SERVER_KEY_EXCHANGE) || |
1096 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) && | 1048 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) && |
1097 | (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE))) | 1049 | (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE))) { |
1098 | { | 1050 | s->s3->tmp.reuse_message = 1; |
1099 | s->s3->tmp.reuse_message=1; | 1051 | return (1); |
1100 | return(1); | 1052 | } |
1101 | } | ||
1102 | 1053 | ||
1103 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) | 1054 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) { |
1104 | { | 1055 | al = SSL_AD_UNEXPECTED_MESSAGE; |
1105 | al=SSL_AD_UNEXPECTED_MESSAGE; | 1056 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_BAD_MESSAGE_TYPE); |
1106 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_BAD_MESSAGE_TYPE); | ||
1107 | goto f_err; | 1057 | goto f_err; |
1108 | } | 1058 | } |
1109 | p=d=(unsigned char *)s->init_msg; | 1059 | p = d = (unsigned char *)s->init_msg; |
1110 | 1060 | ||
1111 | if ((sk=sk_X509_new_null()) == NULL) | 1061 | if ((sk = sk_X509_new_null()) == NULL) { |
1112 | { | 1062 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
1113 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
1114 | goto err; | 1063 | goto err; |
1115 | } | 1064 | } |
1116 | 1065 | ||
1117 | n2l3(p,llen); | 1066 | n2l3(p, llen); |
1118 | if (llen+3 != n) | 1067 | if (llen + 3 != n) { |
1119 | { | 1068 | al = SSL_AD_DECODE_ERROR; |
1120 | al=SSL_AD_DECODE_ERROR; | 1069 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_LENGTH_MISMATCH); |
1121 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_LENGTH_MISMATCH); | ||
1122 | goto f_err; | 1070 | goto f_err; |
1123 | } | 1071 | } |
1124 | for (nc=0; nc<llen; ) | 1072 | for (nc = 0; nc < llen; ) { |
1125 | { | 1073 | n2l3(p, l); |
1126 | n2l3(p,l); | 1074 | if ((l + nc + 3) > llen) { |
1127 | if ((l+nc+3) > llen) | 1075 | al = SSL_AD_DECODE_ERROR; |
1128 | { | 1076 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
1129 | al=SSL_AD_DECODE_ERROR; | ||
1130 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
1131 | goto f_err; | 1077 | goto f_err; |
1132 | } | 1078 | } |
1133 | 1079 | ||
1134 | q=p; | 1080 | q = p; |
1135 | x=d2i_X509(NULL,&q,l); | 1081 | x = d2i_X509(NULL, &q, l); |
1136 | if (x == NULL) | 1082 | if (x == NULL) { |
1137 | { | 1083 | al = SSL_AD_BAD_CERTIFICATE; |
1138 | al=SSL_AD_BAD_CERTIFICATE; | 1084 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_ASN1_LIB); |
1139 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_ASN1_LIB); | ||
1140 | goto f_err; | 1085 | goto f_err; |
1141 | } | 1086 | } |
1142 | if (q != (p+l)) | 1087 | if (q != (p + l)) { |
1143 | { | 1088 | al = SSL_AD_DECODE_ERROR; |
1144 | al=SSL_AD_DECODE_ERROR; | 1089 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
1145 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
1146 | goto f_err; | 1090 | goto f_err; |
1147 | } | 1091 | } |
1148 | if (!sk_X509_push(sk,x)) | 1092 | if (!sk_X509_push(sk, x)) { |
1149 | { | 1093 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
1150 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
1151 | goto err; | 1094 | goto err; |
1152 | } | ||
1153 | x=NULL; | ||
1154 | nc+=l+3; | ||
1155 | p=q; | ||
1156 | } | 1095 | } |
1096 | x = NULL; | ||
1097 | nc += l + 3; | ||
1098 | p = q; | ||
1099 | } | ||
1157 | 1100 | ||
1158 | i=ssl_verify_cert_chain(s,sk); | 1101 | i = ssl_verify_cert_chain(s, sk); |
1159 | if ((s->verify_mode != SSL_VERIFY_NONE) && (i <= 0) | 1102 | if ((s->verify_mode != SSL_VERIFY_NONE) && (i <= 0) |
1160 | #ifndef OPENSSL_NO_KRB5 | 1103 | #ifndef OPENSSL_NO_KRB5 |
1161 | && !((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && | 1104 | && !((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && |
1162 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 1105 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) |
1163 | #endif /* OPENSSL_NO_KRB5 */ | 1106 | #endif /* OPENSSL_NO_KRB5 */ |
1164 | ) | 1107 | ) { |
1165 | { | 1108 | al = ssl_verify_alarm_type(s->verify_result); |
1166 | al=ssl_verify_alarm_type(s->verify_result); | 1109 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_CERTIFICATE_VERIFY_FAILED); |
1167 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE,SSL_R_CERTIFICATE_VERIFY_FAILED); | 1110 | goto f_err; |
1168 | goto f_err; | 1111 | |
1169 | } | 1112 | } |
1170 | ERR_clear_error(); /* but we keep s->verify_result */ | 1113 | ERR_clear_error(); /* but we keep s->verify_result */ |
1171 | 1114 | ||
1172 | sc=ssl_sess_cert_new(); | 1115 | sc = ssl_sess_cert_new(); |
1173 | if (sc == NULL) goto err; | 1116 | if (sc == NULL) |
1117 | goto err; | ||
1174 | 1118 | ||
1175 | if (s->session->sess_cert) ssl_sess_cert_free(s->session->sess_cert); | 1119 | if (s->session->sess_cert) |
1176 | s->session->sess_cert=sc; | 1120 | ssl_sess_cert_free(s->session->sess_cert); |
1121 | s->session->sess_cert = sc; | ||
1177 | 1122 | ||
1178 | sc->cert_chain=sk; | 1123 | sc->cert_chain = sk; |
1179 | /* Inconsistency alert: cert_chain does include the peer's | 1124 | /* Inconsistency alert: cert_chain does include the peer's |
1180 | * certificate, which we don't include in s3_srvr.c */ | 1125 | * certificate, which we don't include in s3_srvr.c */ |
1181 | x=sk_X509_value(sk,0); | 1126 | x = sk_X509_value(sk, 0); |
1182 | sk=NULL; | 1127 | sk = NULL; |
1183 | /* VRS 19990621: possible memory leak; sk=null ==> !sk_pop_free() @end*/ | 1128 | /* VRS 19990621: possible memory leak; sk=null ==> !sk_pop_free() @end*/ |
1184 | 1129 | ||
1185 | pkey=X509_get_pubkey(x); | 1130 | pkey = X509_get_pubkey(x); |
1186 | 1131 | ||
1187 | /* VRS: allow null cert if auth == KRB5 */ | 1132 | /* VRS: allow null cert if auth == KRB5 */ |
1188 | need_cert = ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && | 1133 | need_cert = ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5) && |
1189 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 1134 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) |
1190 | ? 0 : 1; | 1135 | ? 0 : 1; |
1191 | 1136 | ||
1192 | #ifdef KSSL_DEBUG | 1137 | #ifdef KSSL_DEBUG |
1193 | printf("pkey,x = %p, %p\n", pkey,x); | 1138 | printf("pkey, x = %p, %p\n", pkey, x); |
1194 | printf("ssl_cert_type(x,pkey) = %d\n", ssl_cert_type(x,pkey)); | 1139 | printf("ssl_cert_type(x, pkey) = %d\n", ssl_cert_type(x, pkey)); |
1195 | printf("cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name, | 1140 | printf("cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name, |
1196 | s->s3->tmp.new_cipher->algorithm_mkey, s->s3->tmp.new_cipher->algorithm_auth, need_cert); | 1141 | s->s3->tmp.new_cipher->algorithm_mkey, s->s3->tmp.new_cipher->algorithm_auth, need_cert); |
1197 | #endif /* KSSL_DEBUG */ | 1142 | #endif /* KSSL_DEBUG */ |
1198 | 1143 | ||
1199 | if (need_cert && ((pkey == NULL) || EVP_PKEY_missing_parameters(pkey))) | 1144 | if (need_cert && ((pkey == NULL) || EVP_PKEY_missing_parameters(pkey))) { |
1200 | { | 1145 | x = NULL; |
1201 | x=NULL; | 1146 | al = SSL3_AL_FATAL; |
1202 | al=SSL3_AL_FATAL; | ||
1203 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, | 1147 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, |
1204 | SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS); | 1148 | SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS); |
1205 | goto f_err; | 1149 | goto f_err; |
1206 | } | 1150 | } |
1207 | 1151 | ||
1208 | i=ssl_cert_type(x,pkey); | 1152 | i = ssl_cert_type(x, pkey); |
1209 | if (need_cert && i < 0) | 1153 | if (need_cert && i < 0) { |
1210 | { | 1154 | x = NULL; |
1211 | x=NULL; | 1155 | al = SSL3_AL_FATAL; |
1212 | al=SSL3_AL_FATAL; | ||
1213 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, | 1156 | SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, |
1214 | SSL_R_UNKNOWN_CERTIFICATE_TYPE); | 1157 | SSL_R_UNKNOWN_CERTIFICATE_TYPE); |
1215 | goto f_err; | 1158 | goto f_err; |
1216 | } | 1159 | } |
1217 | 1160 | ||
1218 | if (need_cert) | 1161 | if (need_cert) { |
1219 | { | 1162 | sc->peer_cert_type = i; |
1220 | sc->peer_cert_type=i; | 1163 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); |
1221 | CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509); | ||
1222 | /* Why would the following ever happen? | 1164 | /* Why would the following ever happen? |
1223 | * We just created sc a couple of lines ago. */ | 1165 | * We just created sc a couple of lines ago. */ |
1224 | if (sc->peer_pkeys[i].x509 != NULL) | 1166 | if (sc->peer_pkeys[i].x509 != NULL) |
1225 | X509_free(sc->peer_pkeys[i].x509); | 1167 | X509_free(sc->peer_pkeys[i].x509); |
1226 | sc->peer_pkeys[i].x509=x; | 1168 | sc->peer_pkeys[i].x509 = x; |
1227 | sc->peer_key= &(sc->peer_pkeys[i]); | 1169 | sc->peer_key = &(sc->peer_pkeys[i]); |
1228 | 1170 | ||
1229 | if (s->session->peer != NULL) | 1171 | if (s->session->peer != NULL) |
1230 | X509_free(s->session->peer); | 1172 | X509_free(s->session->peer); |
1231 | CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509); | 1173 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); |
1232 | s->session->peer=x; | 1174 | s->session->peer = x; |
1233 | } | 1175 | } else { |
1234 | else | 1176 | sc->peer_cert_type = i; |
1235 | { | 1177 | sc->peer_key = NULL; |
1236 | sc->peer_cert_type=i; | ||
1237 | sc->peer_key= NULL; | ||
1238 | 1178 | ||
1239 | if (s->session->peer != NULL) | 1179 | if (s->session->peer != NULL) |
1240 | X509_free(s->session->peer); | 1180 | X509_free(s->session->peer); |
1241 | s->session->peer=NULL; | 1181 | s->session->peer = NULL; |
1242 | } | 1182 | } |
1243 | s->session->verify_result = s->verify_result; | 1183 | s->session->verify_result = s->verify_result; |
1244 | 1184 | ||
1245 | x=NULL; | 1185 | x = NULL; |
1246 | ret=1; | 1186 | ret = 1; |
1247 | 1187 | ||
1248 | if (0) | 1188 | if (0) { |
1249 | { | ||
1250 | f_err: | 1189 | f_err: |
1251 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1190 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1252 | } | 1191 | } |
1253 | err: | 1192 | err: |
1254 | EVP_PKEY_free(pkey); | 1193 | EVP_PKEY_free(pkey); |
1255 | X509_free(x); | 1194 | X509_free(x); |
1256 | sk_X509_pop_free(sk,X509_free); | 1195 | sk_X509_pop_free(sk, X509_free); |
1257 | return(ret); | 1196 | return (ret); |
1258 | } | 1197 | } |
1259 | 1198 | ||
1260 | int ssl3_get_key_exchange(SSL *s) | 1199 | int |
1261 | { | 1200 | ssl3_get_key_exchange(SSL *s) |
1201 | { | ||
1262 | #ifndef OPENSSL_NO_RSA | 1202 | #ifndef OPENSSL_NO_RSA |
1263 | unsigned char *q,md_buf[EVP_MAX_MD_SIZE*2]; | 1203 | unsigned char *q, md_buf[EVP_MAX_MD_SIZE*2]; |
1264 | #endif | 1204 | #endif |
1265 | EVP_MD_CTX md_ctx; | 1205 | EVP_MD_CTX md_ctx; |
1266 | unsigned char *param,*p; | 1206 | unsigned char *param, *p; |
1267 | int al,i,j,param_len,ok; | 1207 | int al, i, j, param_len, ok; |
1268 | long n,alg_k,alg_a; | 1208 | long n, alg_k, alg_a; |
1269 | EVP_PKEY *pkey=NULL; | 1209 | EVP_PKEY *pkey = NULL; |
1270 | const EVP_MD *md = NULL; | 1210 | const EVP_MD *md = NULL; |
1271 | #ifndef OPENSSL_NO_RSA | 1211 | #ifndef OPENSSL_NO_RSA |
1272 | RSA *rsa=NULL; | 1212 | RSA *rsa = NULL; |
1273 | #endif | 1213 | #endif |
1274 | #ifndef OPENSSL_NO_DH | 1214 | #ifndef OPENSSL_NO_DH |
1275 | DH *dh=NULL; | 1215 | DH *dh = NULL; |
1276 | #endif | 1216 | #endif |
1277 | #ifndef OPENSSL_NO_ECDH | 1217 | #ifndef OPENSSL_NO_ECDH |
1278 | EC_KEY *ecdh = NULL; | 1218 | EC_KEY *ecdh = NULL; |
@@ -1284,336 +1224,291 @@ int ssl3_get_key_exchange(SSL *s) | |||
1284 | 1224 | ||
1285 | /* use same message size as in ssl3_get_certificate_request() | 1225 | /* use same message size as in ssl3_get_certificate_request() |
1286 | * as ServerKeyExchange message may be skipped */ | 1226 | * as ServerKeyExchange message may be skipped */ |
1287 | n=s->method->ssl_get_message(s, | 1227 | n = s->method->ssl_get_message(s, SSL3_ST_CR_KEY_EXCH_A, |
1288 | SSL3_ST_CR_KEY_EXCH_A, | 1228 | SSL3_ST_CR_KEY_EXCH_B, -1, s->max_cert_list, &ok); |
1289 | SSL3_ST_CR_KEY_EXCH_B, | 1229 | if (!ok) |
1290 | -1, | 1230 | return ((int)n); |
1291 | s->max_cert_list, | 1231 | |
1292 | &ok); | 1232 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_KEY_EXCHANGE) { |
1293 | if (!ok) return((int)n); | ||
1294 | |||
1295 | if (s->s3->tmp.message_type != SSL3_MT_SERVER_KEY_EXCHANGE) | ||
1296 | { | ||
1297 | #ifndef OPENSSL_NO_PSK | 1233 | #ifndef OPENSSL_NO_PSK |
1298 | /* In plain PSK ciphersuite, ServerKeyExchange can be | 1234 | /* In plain PSK ciphersuite, ServerKeyExchange can be |
1299 | omitted if no identity hint is sent. Set | 1235 | omitted if no identity hint is sent. Set |
1300 | session->sess_cert anyway to avoid problems | 1236 | session->sess_cert anyway to avoid problems |
1301 | later.*/ | 1237 | later.*/ |
1302 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) | 1238 | if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) { |
1303 | { | 1239 | s->session->sess_cert = ssl_sess_cert_new(); |
1304 | s->session->sess_cert=ssl_sess_cert_new(); | ||
1305 | if (s->ctx->psk_identity_hint) | 1240 | if (s->ctx->psk_identity_hint) |
1306 | OPENSSL_free(s->ctx->psk_identity_hint); | 1241 | OPENSSL_free(s->ctx->psk_identity_hint); |
1307 | s->ctx->psk_identity_hint = NULL; | 1242 | s->ctx->psk_identity_hint = NULL; |
1308 | } | ||
1309 | #endif | ||
1310 | s->s3->tmp.reuse_message=1; | ||
1311 | return(1); | ||
1312 | } | 1243 | } |
1244 | #endif | ||
1245 | s->s3->tmp.reuse_message = 1; | ||
1246 | return (1); | ||
1247 | } | ||
1313 | 1248 | ||
1314 | param=p=(unsigned char *)s->init_msg; | 1249 | param = p = (unsigned char *)s->init_msg; |
1315 | if (s->session->sess_cert != NULL) | 1250 | if (s->session->sess_cert != NULL) { |
1316 | { | ||
1317 | #ifndef OPENSSL_NO_RSA | 1251 | #ifndef OPENSSL_NO_RSA |
1318 | if (s->session->sess_cert->peer_rsa_tmp != NULL) | 1252 | if (s->session->sess_cert->peer_rsa_tmp != NULL) { |
1319 | { | ||
1320 | RSA_free(s->session->sess_cert->peer_rsa_tmp); | 1253 | RSA_free(s->session->sess_cert->peer_rsa_tmp); |
1321 | s->session->sess_cert->peer_rsa_tmp=NULL; | 1254 | s->session->sess_cert->peer_rsa_tmp = NULL; |
1322 | } | 1255 | } |
1323 | #endif | 1256 | #endif |
1324 | #ifndef OPENSSL_NO_DH | 1257 | #ifndef OPENSSL_NO_DH |
1325 | if (s->session->sess_cert->peer_dh_tmp) | 1258 | if (s->session->sess_cert->peer_dh_tmp) { |
1326 | { | ||
1327 | DH_free(s->session->sess_cert->peer_dh_tmp); | 1259 | DH_free(s->session->sess_cert->peer_dh_tmp); |
1328 | s->session->sess_cert->peer_dh_tmp=NULL; | 1260 | s->session->sess_cert->peer_dh_tmp = NULL; |
1329 | } | 1261 | } |
1330 | #endif | 1262 | #endif |
1331 | #ifndef OPENSSL_NO_ECDH | 1263 | #ifndef OPENSSL_NO_ECDH |
1332 | if (s->session->sess_cert->peer_ecdh_tmp) | 1264 | if (s->session->sess_cert->peer_ecdh_tmp) { |
1333 | { | ||
1334 | EC_KEY_free(s->session->sess_cert->peer_ecdh_tmp); | 1265 | EC_KEY_free(s->session->sess_cert->peer_ecdh_tmp); |
1335 | s->session->sess_cert->peer_ecdh_tmp=NULL; | 1266 | s->session->sess_cert->peer_ecdh_tmp = NULL; |
1336 | } | ||
1337 | #endif | ||
1338 | } | ||
1339 | else | ||
1340 | { | ||
1341 | s->session->sess_cert=ssl_sess_cert_new(); | ||
1342 | } | 1267 | } |
1268 | #endif | ||
1269 | } else { | ||
1270 | s->session->sess_cert = ssl_sess_cert_new(); | ||
1271 | } | ||
1343 | 1272 | ||
1344 | param_len=0; | 1273 | param_len = 0; |
1345 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 1274 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
1346 | alg_a=s->s3->tmp.new_cipher->algorithm_auth; | 1275 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
1347 | EVP_MD_CTX_init(&md_ctx); | 1276 | EVP_MD_CTX_init(&md_ctx); |
1348 | 1277 | ||
1349 | #ifndef OPENSSL_NO_PSK | 1278 | #ifndef OPENSSL_NO_PSK |
1350 | if (alg_k & SSL_kPSK) | 1279 | if (alg_k & SSL_kPSK) { |
1351 | { | 1280 | char tmp_id_hint[PSK_MAX_IDENTITY_LEN + 1]; |
1352 | char tmp_id_hint[PSK_MAX_IDENTITY_LEN+1]; | ||
1353 | 1281 | ||
1354 | al=SSL_AD_HANDSHAKE_FAILURE; | 1282 | al = SSL_AD_HANDSHAKE_FAILURE; |
1355 | n2s(p,i); | 1283 | n2s(p, i); |
1356 | param_len=i+2; | 1284 | param_len = i + 2; |
1357 | /* Store PSK identity hint for later use, hint is used | 1285 | /* Store PSK identity hint for later use, hint is used |
1358 | * in ssl3_send_client_key_exchange. Assume that the | 1286 | * in ssl3_send_client_key_exchange. Assume that the |
1359 | * maximum length of a PSK identity hint can be as | 1287 | * maximum length of a PSK identity hint can be as |
1360 | * long as the maximum length of a PSK identity. */ | 1288 | * long as the maximum length of a PSK identity. */ |
1361 | if (i > PSK_MAX_IDENTITY_LEN) | 1289 | if (i > PSK_MAX_IDENTITY_LEN) { |
1362 | { | ||
1363 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, | 1290 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, |
1364 | SSL_R_DATA_LENGTH_TOO_LONG); | 1291 | SSL_R_DATA_LENGTH_TOO_LONG); |
1365 | goto f_err; | 1292 | goto f_err; |
1366 | } | 1293 | } |
1367 | if (param_len > n) | 1294 | if (param_len > n) { |
1368 | { | 1295 | al = SSL_AD_DECODE_ERROR; |
1369 | al=SSL_AD_DECODE_ERROR; | ||
1370 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, | 1296 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, |
1371 | SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH); | 1297 | SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH); |
1372 | goto f_err; | 1298 | goto f_err; |
1373 | } | 1299 | } |
1374 | /* If received PSK identity hint contains NULL | 1300 | /* If received PSK identity hint contains NULL |
1375 | * characters, the hint is truncated from the first | 1301 | * characters, the hint is truncated from the first |
1376 | * NULL. p may not be ending with NULL, so create a | 1302 | * NULL. p may not be ending with NULL, so create a |
1377 | * NULL-terminated string. */ | 1303 | * NULL-terminated string. */ |
1378 | memcpy(tmp_id_hint, p, i); | 1304 | memcpy(tmp_id_hint, p, i); |
1379 | memset(tmp_id_hint+i, 0, PSK_MAX_IDENTITY_LEN+1-i); | 1305 | memset(tmp_id_hint + i, 0, PSK_MAX_IDENTITY_LEN + 1 - i); |
1380 | if (s->ctx->psk_identity_hint != NULL) | 1306 | if (s->ctx->psk_identity_hint != NULL) |
1381 | OPENSSL_free(s->ctx->psk_identity_hint); | 1307 | OPENSSL_free(s->ctx->psk_identity_hint); |
1382 | s->ctx->psk_identity_hint = BUF_strdup(tmp_id_hint); | 1308 | s->ctx->psk_identity_hint = BUF_strdup(tmp_id_hint); |
1383 | if (s->ctx->psk_identity_hint == NULL) | 1309 | if (s->ctx->psk_identity_hint == NULL) { |
1384 | { | ||
1385 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); | 1310 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1386 | goto f_err; | 1311 | goto f_err; |
1387 | } | ||
1388 | |||
1389 | p+=i; | ||
1390 | n-=param_len; | ||
1391 | } | 1312 | } |
1392 | else | 1313 | |
1314 | p += i; | ||
1315 | n -= param_len; | ||
1316 | } else | ||
1393 | #endif /* !OPENSSL_NO_PSK */ | 1317 | #endif /* !OPENSSL_NO_PSK */ |
1394 | #ifndef OPENSSL_NO_SRP | 1318 | #ifndef OPENSSL_NO_SRP |
1395 | if (alg_k & SSL_kSRP) | 1319 | if (alg_k & SSL_kSRP) { |
1396 | { | 1320 | n2s(p, i); |
1397 | n2s(p,i); | 1321 | param_len = i + 2; |
1398 | param_len=i+2; | 1322 | if (param_len > n) { |
1399 | if (param_len > n) | 1323 | al = SSL_AD_DECODE_ERROR; |
1400 | { | 1324 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_N_LENGTH); |
1401 | al=SSL_AD_DECODE_ERROR; | ||
1402 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_N_LENGTH); | ||
1403 | goto f_err; | 1325 | goto f_err; |
1404 | } | 1326 | } |
1405 | if (!(s->srp_ctx.N=BN_bin2bn(p,i,NULL))) | 1327 | if (!(s->srp_ctx.N = BN_bin2bn(p, i, NULL))) { |
1406 | { | 1328 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1407 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1408 | goto err; | 1329 | goto err; |
1409 | } | 1330 | } |
1410 | p+=i; | 1331 | p += i; |
1411 | 1332 | ||
1412 | n2s(p,i); | 1333 | n2s(p, i); |
1413 | param_len+=i+2; | 1334 | param_len += i + 2; |
1414 | if (param_len > n) | 1335 | if (param_len > n) { |
1415 | { | 1336 | al = SSL_AD_DECODE_ERROR; |
1416 | al=SSL_AD_DECODE_ERROR; | 1337 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_G_LENGTH); |
1417 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_G_LENGTH); | ||
1418 | goto f_err; | 1338 | goto f_err; |
1419 | } | 1339 | } |
1420 | if (!(s->srp_ctx.g=BN_bin2bn(p,i,NULL))) | 1340 | if (!(s->srp_ctx.g = BN_bin2bn(p, i, NULL))) { |
1421 | { | 1341 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1422 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1423 | goto err; | 1342 | goto err; |
1424 | } | 1343 | } |
1425 | p+=i; | 1344 | p += i; |
1426 | 1345 | ||
1427 | i = (unsigned int)(p[0]); | 1346 | i = (unsigned int)(p[0]); |
1428 | p++; | 1347 | p++; |
1429 | param_len+=i+1; | 1348 | param_len += i + 1; |
1430 | if (param_len > n) | 1349 | if (param_len > n) { |
1431 | { | 1350 | al = SSL_AD_DECODE_ERROR; |
1432 | al=SSL_AD_DECODE_ERROR; | 1351 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_S_LENGTH); |
1433 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_S_LENGTH); | ||
1434 | goto f_err; | 1352 | goto f_err; |
1435 | } | 1353 | } |
1436 | if (!(s->srp_ctx.s=BN_bin2bn(p,i,NULL))) | 1354 | if (!(s->srp_ctx.s = BN_bin2bn(p, i, NULL))) { |
1437 | { | 1355 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1438 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1439 | goto err; | 1356 | goto err; |
1440 | } | 1357 | } |
1441 | p+=i; | 1358 | p += i; |
1442 | 1359 | ||
1443 | n2s(p,i); | 1360 | n2s(p, i); |
1444 | param_len+=i+2; | 1361 | param_len += i + 2; |
1445 | if (param_len > n) | 1362 | if (param_len > n) { |
1446 | { | 1363 | al = SSL_AD_DECODE_ERROR; |
1447 | al=SSL_AD_DECODE_ERROR; | 1364 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SRP_B_LENGTH); |
1448 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SRP_B_LENGTH); | ||
1449 | goto f_err; | 1365 | goto f_err; |
1450 | } | 1366 | } |
1451 | if (!(s->srp_ctx.B=BN_bin2bn(p,i,NULL))) | 1367 | if (!(s->srp_ctx.B = BN_bin2bn(p, i, NULL))) { |
1452 | { | 1368 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1453 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1454 | goto err; | 1369 | goto err; |
1455 | } | 1370 | } |
1456 | p+=i; | 1371 | p += i; |
1457 | n-=param_len; | 1372 | n -= param_len; |
1458 | 1373 | ||
1459 | /* We must check if there is a certificate */ | 1374 | /* We must check if there is a certificate */ |
1460 | #ifndef OPENSSL_NO_RSA | 1375 | #ifndef OPENSSL_NO_RSA |
1461 | if (alg_a & SSL_aRSA) | 1376 | if (alg_a & SSL_aRSA) |
1462 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1377 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1463 | #else | 1378 | #else |
1464 | if (0) | 1379 | if (0) |
1465 | ; | 1380 | ; |
1466 | #endif | 1381 | #endif |
1467 | #ifndef OPENSSL_NO_DSA | 1382 | #ifndef OPENSSL_NO_DSA |
1468 | else if (alg_a & SSL_aDSS) | 1383 | else if (alg_a & SSL_aDSS) |
1469 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); | 1384 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); |
1470 | #endif | 1385 | #endif |
1471 | } | 1386 | } else |
1472 | else | ||
1473 | #endif /* !OPENSSL_NO_SRP */ | 1387 | #endif /* !OPENSSL_NO_SRP */ |
1474 | #ifndef OPENSSL_NO_RSA | 1388 | #ifndef OPENSSL_NO_RSA |
1475 | if (alg_k & SSL_kRSA) | 1389 | if (alg_k & SSL_kRSA) { |
1476 | { | 1390 | if ((rsa = RSA_new()) == NULL) { |
1477 | if ((rsa=RSA_new()) == NULL) | 1391 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1478 | { | ||
1479 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1480 | goto err; | 1392 | goto err; |
1481 | } | 1393 | } |
1482 | n2s(p,i); | 1394 | n2s(p, i); |
1483 | param_len=i+2; | 1395 | param_len = i + 2; |
1484 | if (param_len > n) | 1396 | if (param_len > n) { |
1485 | { | 1397 | al = SSL_AD_DECODE_ERROR; |
1486 | al=SSL_AD_DECODE_ERROR; | 1398 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_MODULUS_LENGTH); |
1487 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_MODULUS_LENGTH); | ||
1488 | goto f_err; | 1399 | goto f_err; |
1489 | } | 1400 | } |
1490 | if (!(rsa->n=BN_bin2bn(p,i,rsa->n))) | 1401 | if (!(rsa->n = BN_bin2bn(p, i, rsa->n))) { |
1491 | { | 1402 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1492 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1493 | goto err; | 1403 | goto err; |
1494 | } | 1404 | } |
1495 | p+=i; | 1405 | p += i; |
1496 | 1406 | ||
1497 | n2s(p,i); | 1407 | n2s(p, i); |
1498 | param_len+=i+2; | 1408 | param_len += i + 2; |
1499 | if (param_len > n) | 1409 | if (param_len > n) { |
1500 | { | 1410 | al = SSL_AD_DECODE_ERROR; |
1501 | al=SSL_AD_DECODE_ERROR; | 1411 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_E_LENGTH); |
1502 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_E_LENGTH); | ||
1503 | goto f_err; | 1412 | goto f_err; |
1504 | } | 1413 | } |
1505 | if (!(rsa->e=BN_bin2bn(p,i,rsa->e))) | 1414 | if (!(rsa->e = BN_bin2bn(p, i, rsa->e))) { |
1506 | { | 1415 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1507 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1508 | goto err; | 1416 | goto err; |
1509 | } | 1417 | } |
1510 | p+=i; | 1418 | p += i; |
1511 | n-=param_len; | 1419 | n -= param_len; |
1512 | 1420 | ||
1513 | /* this should be because we are using an export cipher */ | 1421 | /* this should be because we are using an export cipher */ |
1514 | if (alg_a & SSL_aRSA) | 1422 | if (alg_a & SSL_aRSA) |
1515 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1423 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1516 | else | 1424 | else { |
1517 | { | 1425 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1518 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
1519 | goto err; | 1426 | goto err; |
1520 | } | ||
1521 | s->session->sess_cert->peer_rsa_tmp=rsa; | ||
1522 | rsa=NULL; | ||
1523 | } | 1427 | } |
1428 | s->session->sess_cert->peer_rsa_tmp = rsa; | ||
1429 | rsa = NULL; | ||
1430 | } | ||
1524 | #else /* OPENSSL_NO_RSA */ | 1431 | #else /* OPENSSL_NO_RSA */ |
1525 | if (0) | 1432 | if (0) |
1526 | ; | 1433 | ; |
1527 | #endif | 1434 | #endif |
1528 | #ifndef OPENSSL_NO_DH | 1435 | #ifndef OPENSSL_NO_DH |
1529 | else if (alg_k & SSL_kEDH) | 1436 | else if (alg_k & SSL_kEDH) { |
1530 | { | 1437 | if ((dh = DH_new()) == NULL) { |
1531 | if ((dh=DH_new()) == NULL) | 1438 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_DH_LIB); |
1532 | { | ||
1533 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1534 | goto err; | 1439 | goto err; |
1535 | } | 1440 | } |
1536 | n2s(p,i); | 1441 | n2s(p, i); |
1537 | param_len=i+2; | 1442 | param_len = i + 2; |
1538 | if (param_len > n) | 1443 | if (param_len > n) { |
1539 | { | 1444 | al = SSL_AD_DECODE_ERROR; |
1540 | al=SSL_AD_DECODE_ERROR; | 1445 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_P_LENGTH); |
1541 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_P_LENGTH); | ||
1542 | goto f_err; | 1446 | goto f_err; |
1543 | } | 1447 | } |
1544 | if (!(dh->p=BN_bin2bn(p,i,NULL))) | 1448 | if (!(dh->p = BN_bin2bn(p, i, NULL))) { |
1545 | { | 1449 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1546 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1547 | goto err; | 1450 | goto err; |
1548 | } | 1451 | } |
1549 | p+=i; | 1452 | p += i; |
1550 | 1453 | ||
1551 | n2s(p,i); | 1454 | n2s(p, i); |
1552 | param_len+=i+2; | 1455 | param_len += i + 2; |
1553 | if (param_len > n) | 1456 | if (param_len > n) { |
1554 | { | 1457 | al = SSL_AD_DECODE_ERROR; |
1555 | al=SSL_AD_DECODE_ERROR; | 1458 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_G_LENGTH); |
1556 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_G_LENGTH); | ||
1557 | goto f_err; | 1459 | goto f_err; |
1558 | } | 1460 | } |
1559 | if (!(dh->g=BN_bin2bn(p,i,NULL))) | 1461 | if (!(dh->g = BN_bin2bn(p, i, NULL))) { |
1560 | { | 1462 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1561 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1562 | goto err; | 1463 | goto err; |
1563 | } | 1464 | } |
1564 | p+=i; | 1465 | p += i; |
1565 | 1466 | ||
1566 | n2s(p,i); | 1467 | n2s(p, i); |
1567 | param_len+=i+2; | 1468 | param_len += i + 2; |
1568 | if (param_len > n) | 1469 | if (param_len > n) { |
1569 | { | 1470 | al = SSL_AD_DECODE_ERROR; |
1570 | al=SSL_AD_DECODE_ERROR; | 1471 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_DH_PUB_KEY_LENGTH); |
1571 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_DH_PUB_KEY_LENGTH); | ||
1572 | goto f_err; | 1472 | goto f_err; |
1573 | } | 1473 | } |
1574 | if (!(dh->pub_key=BN_bin2bn(p,i,NULL))) | 1474 | if (!(dh->pub_key = BN_bin2bn(p, i, NULL))) { |
1575 | { | 1475 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_BN_LIB); |
1576 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
1577 | goto err; | 1476 | goto err; |
1578 | } | 1477 | } |
1579 | p+=i; | 1478 | p += i; |
1580 | n-=param_len; | 1479 | n -= param_len; |
1581 | 1480 | ||
1582 | #ifndef OPENSSL_NO_RSA | 1481 | #ifndef OPENSSL_NO_RSA |
1583 | if (alg_a & SSL_aRSA) | 1482 | if (alg_a & SSL_aRSA) |
1584 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1483 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1585 | #else | 1484 | #else |
1586 | if (0) | 1485 | if (0) |
1587 | ; | 1486 | ; |
1588 | #endif | 1487 | #endif |
1589 | #ifndef OPENSSL_NO_DSA | 1488 | #ifndef OPENSSL_NO_DSA |
1590 | else if (alg_a & SSL_aDSS) | 1489 | else if (alg_a & SSL_aDSS) |
1591 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); | 1490 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_DSA_SIGN].x509); |
1592 | #endif | 1491 | #endif |
1593 | /* else anonymous DH, so no certificate or pkey. */ | 1492 | /* else anonymous DH, so no certificate or pkey. */ |
1594 | 1493 | ||
1595 | s->session->sess_cert->peer_dh_tmp=dh; | 1494 | s->session->sess_cert->peer_dh_tmp = dh; |
1596 | dh=NULL; | 1495 | dh = NULL; |
1597 | } | 1496 | } else if ((alg_k & SSL_kDHr) || (alg_k & SSL_kDHd)) { |
1598 | else if ((alg_k & SSL_kDHr) || (alg_k & SSL_kDHd)) | 1497 | al = SSL_AD_ILLEGAL_PARAMETER; |
1599 | { | 1498 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER); |
1600 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
1601 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER); | ||
1602 | goto f_err; | 1499 | goto f_err; |
1603 | } | 1500 | } |
1604 | #endif /* !OPENSSL_NO_DH */ | 1501 | #endif /* !OPENSSL_NO_DH */ |
1605 | 1502 | ||
1606 | #ifndef OPENSSL_NO_ECDH | 1503 | #ifndef OPENSSL_NO_ECDH |
1607 | else if (alg_k & SSL_kEECDH) | 1504 | else if (alg_k & SSL_kEECDH) { |
1608 | { | ||
1609 | EC_GROUP *ngroup; | 1505 | EC_GROUP *ngroup; |
1610 | const EC_GROUP *group; | 1506 | const EC_GROUP *group; |
1611 | 1507 | ||
1612 | if ((ecdh=EC_KEY_new()) == NULL) | 1508 | if ((ecdh = EC_KEY_new()) == NULL) { |
1613 | { | 1509 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1614 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1615 | goto err; | 1510 | goto err; |
1616 | } | 1511 | } |
1617 | 1512 | ||
1618 | /* Extract elliptic curve parameters and the | 1513 | /* Extract elliptic curve parameters and the |
1619 | * server's ephemeral ECDH public key. | 1514 | * server's ephemeral ECDH public key. |
@@ -1624,217 +1519,194 @@ int ssl3_get_key_exchange(SSL *s) | |||
1624 | /* XXX: For now we only support named (not generic) curves | 1519 | /* XXX: For now we only support named (not generic) curves |
1625 | * and the ECParameters in this case is just three bytes. | 1520 | * and the ECParameters in this case is just three bytes. |
1626 | */ | 1521 | */ |
1627 | param_len=3; | 1522 | param_len = 3; |
1628 | if ((param_len > n) || | 1523 | if ((param_len > n) || |
1629 | (*p != NAMED_CURVE_TYPE) || | 1524 | (*p != NAMED_CURVE_TYPE) || |
1630 | ((curve_nid = tls1_ec_curve_id2nid(*(p + 2))) == 0)) | 1525 | ((curve_nid = tls1_ec_curve_id2nid(*(p + 2))) == 0)) { |
1631 | { | 1526 | al = SSL_AD_INTERNAL_ERROR; |
1632 | al=SSL_AD_INTERNAL_ERROR; | 1527 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS); |
1633 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS); | ||
1634 | goto f_err; | 1528 | goto f_err; |
1635 | } | 1529 | } |
1636 | 1530 | ||
1637 | ngroup = EC_GROUP_new_by_curve_name(curve_nid); | 1531 | ngroup = EC_GROUP_new_by_curve_name(curve_nid); |
1638 | if (ngroup == NULL) | 1532 | if (ngroup == NULL) { |
1639 | { | 1533 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_EC_LIB); |
1640 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
1641 | goto err; | 1534 | goto err; |
1642 | } | 1535 | } |
1643 | if (EC_KEY_set_group(ecdh, ngroup) == 0) | 1536 | if (EC_KEY_set_group(ecdh, ngroup) == 0) { |
1644 | { | 1537 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_EC_LIB); |
1645 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
1646 | goto err; | 1538 | goto err; |
1647 | } | 1539 | } |
1648 | EC_GROUP_free(ngroup); | 1540 | EC_GROUP_free(ngroup); |
1649 | 1541 | ||
1650 | group = EC_KEY_get0_group(ecdh); | 1542 | group = EC_KEY_get0_group(ecdh); |
1651 | 1543 | ||
1652 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && | 1544 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && |
1653 | (EC_GROUP_get_degree(group) > 163)) | 1545 | (EC_GROUP_get_degree(group) > 163)) { |
1654 | { | 1546 | al = SSL_AD_EXPORT_RESTRICTION; |
1655 | al=SSL_AD_EXPORT_RESTRICTION; | 1547 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); |
1656 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); | ||
1657 | goto f_err; | 1548 | goto f_err; |
1658 | } | 1549 | } |
1659 | 1550 | ||
1660 | p+=3; | 1551 | p += 3; |
1661 | 1552 | ||
1662 | /* Next, get the encoded ECPoint */ | 1553 | /* Next, get the encoded ECPoint */ |
1663 | if (((srvr_ecpoint = EC_POINT_new(group)) == NULL) || | 1554 | if (((srvr_ecpoint = EC_POINT_new(group)) == NULL) || |
1664 | ((bn_ctx = BN_CTX_new()) == NULL)) | 1555 | ((bn_ctx = BN_CTX_new()) == NULL)) { |
1665 | { | 1556 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1666 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1667 | goto err; | 1557 | goto err; |
1668 | } | 1558 | } |
1669 | 1559 | ||
1670 | encoded_pt_len = *p; /* length of encoded point */ | 1560 | encoded_pt_len = *p; |
1671 | p+=1; | 1561 | /* length of encoded point */ |
1562 | p += 1; | ||
1672 | param_len += (1 + encoded_pt_len); | 1563 | param_len += (1 + encoded_pt_len); |
1673 | if ((param_len > n) || | 1564 | if ((param_len > n) || |
1674 | (EC_POINT_oct2point(group, srvr_ecpoint, | 1565 | (EC_POINT_oct2point(group, srvr_ecpoint, |
1675 | p, encoded_pt_len, bn_ctx) == 0)) | 1566 | p, encoded_pt_len, bn_ctx) == 0)) { |
1676 | { | 1567 | al = SSL_AD_DECODE_ERROR; |
1677 | al=SSL_AD_DECODE_ERROR; | 1568 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_ECPOINT); |
1678 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_ECPOINT); | ||
1679 | goto f_err; | 1569 | goto f_err; |
1680 | } | 1570 | } |
1681 | 1571 | ||
1682 | n-=param_len; | 1572 | n -= param_len; |
1683 | p+=encoded_pt_len; | 1573 | p += encoded_pt_len; |
1684 | 1574 | ||
1685 | /* The ECC/TLS specification does not mention | 1575 | /* The ECC/TLS specification does not mention |
1686 | * the use of DSA to sign ECParameters in the server | 1576 | * the use of DSA to sign ECParameters in the server |
1687 | * key exchange message. We do support RSA and ECDSA. | 1577 | * key exchange message. We do support RSA and ECDSA. |
1688 | */ | 1578 | */ |
1689 | if (0) ; | 1579 | if (0); |
1690 | #ifndef OPENSSL_NO_RSA | 1580 | #ifndef OPENSSL_NO_RSA |
1691 | else if (alg_a & SSL_aRSA) | 1581 | else if (alg_a & SSL_aRSA) |
1692 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | 1582 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
1693 | #endif | 1583 | #endif |
1694 | #ifndef OPENSSL_NO_ECDSA | 1584 | #ifndef OPENSSL_NO_ECDSA |
1695 | else if (alg_a & SSL_aECDSA) | 1585 | else if (alg_a & SSL_aECDSA) |
1696 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); | 1586 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); |
1697 | #endif | 1587 | #endif |
1698 | /* else anonymous ECDH, so no certificate or pkey. */ | 1588 | /* else anonymous ECDH, so no certificate or pkey. */ |
1699 | EC_KEY_set_public_key(ecdh, srvr_ecpoint); | 1589 | EC_KEY_set_public_key(ecdh, srvr_ecpoint); |
1700 | s->session->sess_cert->peer_ecdh_tmp=ecdh; | 1590 | s->session->sess_cert->peer_ecdh_tmp = ecdh; |
1701 | ecdh=NULL; | 1591 | ecdh = NULL; |
1702 | BN_CTX_free(bn_ctx); | 1592 | BN_CTX_free(bn_ctx); |
1703 | bn_ctx = NULL; | 1593 | bn_ctx = NULL; |
1704 | EC_POINT_free(srvr_ecpoint); | 1594 | EC_POINT_free(srvr_ecpoint); |
1705 | srvr_ecpoint = NULL; | 1595 | srvr_ecpoint = NULL; |
1706 | } | 1596 | } else if (alg_k) { |
1707 | else if (alg_k) | 1597 | al = SSL_AD_UNEXPECTED_MESSAGE; |
1708 | { | 1598 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE); |
1709 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
1710 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE); | ||
1711 | goto f_err; | 1599 | goto f_err; |
1712 | } | 1600 | } |
1713 | #endif /* !OPENSSL_NO_ECDH */ | 1601 | #endif /* !OPENSSL_NO_ECDH */ |
1714 | 1602 | ||
1715 | 1603 | ||
1716 | /* p points to the next byte, there are 'n' bytes left */ | 1604 | /* p points to the next byte, there are 'n' bytes left */ |
1717 | 1605 | ||
1718 | /* if it was signed, check the signature */ | 1606 | /* if it was signed, check the signature */ |
1719 | if (pkey != NULL) | 1607 | if (pkey != NULL) { |
1720 | { | 1608 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1721 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1722 | { | ||
1723 | int sigalg = tls12_get_sigid(pkey); | 1609 | int sigalg = tls12_get_sigid(pkey); |
1724 | /* Should never happen */ | 1610 | /* Should never happen */ |
1725 | if (sigalg == -1) | 1611 | if (sigalg == -1) { |
1726 | { | 1612 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1727 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
1728 | goto err; | 1613 | goto err; |
1729 | } | 1614 | } |
1730 | /* Check key type is consistent with signature */ | 1615 | /* Check key type is consistent with signature */ |
1731 | if (sigalg != (int)p[1]) | 1616 | if (sigalg != (int)p[1]) { |
1732 | { | 1617 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_WRONG_SIGNATURE_TYPE); |
1733 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_WRONG_SIGNATURE_TYPE); | 1618 | al = SSL_AD_DECODE_ERROR; |
1734 | al=SSL_AD_DECODE_ERROR; | ||
1735 | goto f_err; | 1619 | goto f_err; |
1736 | } | 1620 | } |
1737 | md = tls12_get_hash(p[0]); | 1621 | md = tls12_get_hash(p[0]); |
1738 | if (md == NULL) | 1622 | if (md == NULL) { |
1739 | { | 1623 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNKNOWN_DIGEST); |
1740 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNKNOWN_DIGEST); | 1624 | al = SSL_AD_DECODE_ERROR; |
1741 | al=SSL_AD_DECODE_ERROR; | ||
1742 | goto f_err; | 1625 | goto f_err; |
1743 | } | 1626 | } |
1744 | #ifdef SSL_DEBUG | 1627 | #ifdef SSL_DEBUG |
1745 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); | 1628 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); |
1746 | #endif | 1629 | #endif |
1747 | p += 2; | 1630 | p += 2; |
1748 | n -= 2; | 1631 | n -= 2; |
1749 | } | 1632 | } else |
1750 | else | ||
1751 | md = EVP_sha1(); | 1633 | md = EVP_sha1(); |
1752 | |||
1753 | n2s(p,i); | ||
1754 | n-=2; | ||
1755 | j=EVP_PKEY_size(pkey); | ||
1756 | 1634 | ||
1757 | if ((i != n) || (n > j) || (n <= 0)) | 1635 | n2s(p, i); |
1758 | { | 1636 | n -= 2; |
1637 | j = EVP_PKEY_size(pkey); | ||
1638 | |||
1639 | if ((i != n) || (n > j) || (n <= 0)) { | ||
1759 | /* wrong packet length */ | 1640 | /* wrong packet length */ |
1760 | al=SSL_AD_DECODE_ERROR; | 1641 | al = SSL_AD_DECODE_ERROR; |
1761 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_WRONG_SIGNATURE_LENGTH); | 1642 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_WRONG_SIGNATURE_LENGTH); |
1762 | goto f_err; | 1643 | goto f_err; |
1763 | } | 1644 | } |
1764 | 1645 | ||
1765 | #ifndef OPENSSL_NO_RSA | 1646 | #ifndef OPENSSL_NO_RSA |
1766 | if (pkey->type == EVP_PKEY_RSA && TLS1_get_version(s) < TLS1_2_VERSION) | 1647 | if (pkey->type == EVP_PKEY_RSA && TLS1_get_version(s) < TLS1_2_VERSION) { |
1767 | { | ||
1768 | int num; | 1648 | int num; |
1769 | 1649 | ||
1770 | j=0; | 1650 | j = 0; |
1771 | q=md_buf; | 1651 | q = md_buf; |
1772 | for (num=2; num > 0; num--) | 1652 | for (num = 2; num > 0; num--) { |
1773 | { | ||
1774 | EVP_MD_CTX_set_flags(&md_ctx, | 1653 | EVP_MD_CTX_set_flags(&md_ctx, |
1775 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); | 1654 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); |
1776 | EVP_DigestInit_ex(&md_ctx,(num == 2) | 1655 | EVP_DigestInit_ex(&md_ctx,(num == 2) |
1777 | ?s->ctx->md5:s->ctx->sha1, NULL); | 1656 | ?s->ctx->md5 : s->ctx->sha1, NULL); |
1778 | EVP_DigestUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1657 | EVP_DigestUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1779 | EVP_DigestUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1658 | EVP_DigestUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1780 | EVP_DigestUpdate(&md_ctx,param,param_len); | 1659 | EVP_DigestUpdate(&md_ctx, param, param_len); |
1781 | EVP_DigestFinal_ex(&md_ctx,q,(unsigned int *)&i); | 1660 | EVP_DigestFinal_ex(&md_ctx, q,(unsigned int *)&i); |
1782 | q+=i; | 1661 | q += i; |
1783 | j+=i; | 1662 | j += i; |
1784 | } | 1663 | } |
1785 | i=RSA_verify(NID_md5_sha1, md_buf, j, p, n, | 1664 | i = RSA_verify(NID_md5_sha1, md_buf, j, p, n, |
1786 | pkey->pkey.rsa); | 1665 | pkey->pkey.rsa); |
1787 | if (i < 0) | 1666 | if (i < 0) { |
1788 | { | 1667 | al = SSL_AD_DECRYPT_ERROR; |
1789 | al=SSL_AD_DECRYPT_ERROR; | 1668 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_RSA_DECRYPT); |
1790 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); | ||
1791 | goto f_err; | 1669 | goto f_err; |
1792 | } | 1670 | } |
1793 | if (i == 0) | 1671 | if (i == 0) { |
1794 | { | ||
1795 | /* bad signature */ | 1672 | /* bad signature */ |
1796 | al=SSL_AD_DECRYPT_ERROR; | 1673 | al = SSL_AD_DECRYPT_ERROR; |
1797 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SIGNATURE); | 1674 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SIGNATURE); |
1798 | goto f_err; | 1675 | goto f_err; |
1799 | } | ||
1800 | } | 1676 | } |
1801 | else | 1677 | } else |
1802 | #endif | 1678 | #endif |
1803 | { | 1679 | { |
1804 | EVP_VerifyInit_ex(&md_ctx, md, NULL); | 1680 | EVP_VerifyInit_ex(&md_ctx, md, NULL); |
1805 | EVP_VerifyUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1681 | EVP_VerifyUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1806 | EVP_VerifyUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1682 | EVP_VerifyUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1807 | EVP_VerifyUpdate(&md_ctx,param,param_len); | 1683 | EVP_VerifyUpdate(&md_ctx, param, param_len); |
1808 | if (EVP_VerifyFinal(&md_ctx,p,(int)n,pkey) <= 0) | 1684 | if (EVP_VerifyFinal(&md_ctx, p,(int)n, pkey) <= 0) { |
1809 | { | ||
1810 | /* bad signature */ | 1685 | /* bad signature */ |
1811 | al=SSL_AD_DECRYPT_ERROR; | 1686 | al = SSL_AD_DECRYPT_ERROR; |
1812 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_BAD_SIGNATURE); | 1687 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_BAD_SIGNATURE); |
1813 | goto f_err; | 1688 | goto f_err; |
1814 | } | ||
1815 | } | 1689 | } |
1816 | } | 1690 | } |
1817 | else | 1691 | } else { |
1818 | { | ||
1819 | if (!(alg_a & SSL_aNULL) && !(alg_k & SSL_kPSK)) | 1692 | if (!(alg_a & SSL_aNULL) && !(alg_k & SSL_kPSK)) |
1820 | /* aNULL or kPSK do not need public keys */ | 1693 | /* aNULL or kPSK do not need public keys */ |
1821 | { | 1694 | { |
1822 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 1695 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1823 | goto err; | 1696 | goto err; |
1824 | } | 1697 | } |
1825 | /* still data left over */ | 1698 | /* still data left over */ |
1826 | if (n != 0) | 1699 | if (n != 0) { |
1827 | { | 1700 | al = SSL_AD_DECODE_ERROR; |
1828 | al=SSL_AD_DECODE_ERROR; | 1701 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_EXTRA_DATA_IN_MESSAGE); |
1829 | SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_EXTRA_DATA_IN_MESSAGE); | ||
1830 | goto f_err; | 1702 | goto f_err; |
1831 | } | ||
1832 | } | 1703 | } |
1704 | } | ||
1833 | EVP_PKEY_free(pkey); | 1705 | EVP_PKEY_free(pkey); |
1834 | EVP_MD_CTX_cleanup(&md_ctx); | 1706 | EVP_MD_CTX_cleanup(&md_ctx); |
1835 | return(1); | 1707 | return (1); |
1836 | f_err: | 1708 | f_err: |
1837 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1709 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1838 | err: | 1710 | err: |
1839 | EVP_PKEY_free(pkey); | 1711 | EVP_PKEY_free(pkey); |
1840 | #ifndef OPENSSL_NO_RSA | 1712 | #ifndef OPENSSL_NO_RSA |
@@ -1852,241 +1724,219 @@ err: | |||
1852 | EC_KEY_free(ecdh); | 1724 | EC_KEY_free(ecdh); |
1853 | #endif | 1725 | #endif |
1854 | EVP_MD_CTX_cleanup(&md_ctx); | 1726 | EVP_MD_CTX_cleanup(&md_ctx); |
1855 | return(-1); | 1727 | return (-1); |
1856 | } | 1728 | } |
1857 | 1729 | ||
1858 | int ssl3_get_certificate_request(SSL *s) | 1730 | int |
1859 | { | 1731 | ssl3_get_certificate_request(SSL *s) |
1860 | int ok,ret=0; | 1732 | { |
1861 | unsigned long n,nc,l; | 1733 | int ok, ret = 0; |
1862 | unsigned int llen, ctype_num,i; | 1734 | unsigned long n, nc, l; |
1863 | X509_NAME *xn=NULL; | 1735 | unsigned int llen, ctype_num, i; |
1864 | const unsigned char *p,*q; | 1736 | X509_NAME *xn = NULL; |
1737 | const unsigned char *p, *q; | ||
1865 | unsigned char *d; | 1738 | unsigned char *d; |
1866 | STACK_OF(X509_NAME) *ca_sk=NULL; | 1739 | STACK_OF(X509_NAME) *ca_sk = NULL; |
1867 | 1740 | ||
1868 | n=s->method->ssl_get_message(s, | 1741 | n = s->method->ssl_get_message(s, |
1869 | SSL3_ST_CR_CERT_REQ_A, | 1742 | SSL3_ST_CR_CERT_REQ_A, |
1870 | SSL3_ST_CR_CERT_REQ_B, | 1743 | SSL3_ST_CR_CERT_REQ_B, |
1871 | -1, | 1744 | -1, |
1872 | s->max_cert_list, | 1745 | s->max_cert_list, |
1873 | &ok); | 1746 | &ok); |
1874 | 1747 | ||
1875 | if (!ok) return((int)n); | 1748 | if (!ok) |
1749 | return ((int)n); | ||
1876 | 1750 | ||
1877 | s->s3->tmp.cert_req=0; | 1751 | s->s3->tmp.cert_req = 0; |
1878 | 1752 | ||
1879 | if (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE) | 1753 | if (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE) { |
1880 | { | 1754 | s->s3->tmp.reuse_message = 1; |
1881 | s->s3->tmp.reuse_message=1; | ||
1882 | /* If we get here we don't need any cached handshake records | 1755 | /* If we get here we don't need any cached handshake records |
1883 | * as we wont be doing client auth. | 1756 | * as we wont be doing client auth. |
1884 | */ | 1757 | */ |
1885 | if (s->s3->handshake_buffer) | 1758 | if (s->s3->handshake_buffer) { |
1886 | { | ||
1887 | if (!ssl3_digest_cached_records(s)) | 1759 | if (!ssl3_digest_cached_records(s)) |
1888 | goto err; | 1760 | goto err; |
1889 | } | ||
1890 | return(1); | ||
1891 | } | 1761 | } |
1762 | return (1); | ||
1763 | } | ||
1892 | 1764 | ||
1893 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_REQUEST) | 1765 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_REQUEST) { |
1894 | { | 1766 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
1895 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | 1767 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_WRONG_MESSAGE_TYPE); |
1896 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_WRONG_MESSAGE_TYPE); | ||
1897 | goto err; | 1768 | goto err; |
1898 | } | 1769 | } |
1899 | 1770 | ||
1900 | /* TLS does not like anon-DH with client cert */ | 1771 | /* TLS does not like anon-DH with client cert */ |
1901 | if (s->version > SSL3_VERSION) | 1772 | if (s->version > SSL3_VERSION) { |
1902 | { | 1773 | if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) { |
1903 | if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 1774 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
1904 | { | 1775 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER); |
1905 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | ||
1906 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER); | ||
1907 | goto err; | 1776 | goto err; |
1908 | } | ||
1909 | } | 1777 | } |
1778 | } | ||
1910 | 1779 | ||
1911 | p=d=(unsigned char *)s->init_msg; | 1780 | p = d=(unsigned char *)s->init_msg; |
1912 | 1781 | ||
1913 | if ((ca_sk=sk_X509_NAME_new(ca_dn_cmp)) == NULL) | 1782 | if ((ca_sk = sk_X509_NAME_new(ca_dn_cmp)) == NULL) { |
1914 | { | 1783 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_MALLOC_FAILURE); |
1915 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_MALLOC_FAILURE); | ||
1916 | goto err; | 1784 | goto err; |
1917 | } | 1785 | } |
1918 | 1786 | ||
1919 | /* get the certificate types */ | 1787 | /* get the certificate types */ |
1920 | ctype_num= *(p++); | 1788 | ctype_num= *(p++); |
1921 | if (ctype_num > SSL3_CT_NUMBER) | 1789 | if (ctype_num > SSL3_CT_NUMBER) |
1922 | ctype_num=SSL3_CT_NUMBER; | 1790 | ctype_num = SSL3_CT_NUMBER; |
1923 | for (i=0; i<ctype_num; i++) | 1791 | for (i = 0; i < ctype_num; i++) |
1924 | s->s3->tmp.ctype[i]= p[i]; | 1792 | s->s3->tmp.ctype[i] = p[i]; |
1925 | p+=ctype_num; | 1793 | p += ctype_num; |
1926 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1794 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1927 | { | ||
1928 | n2s(p, llen); | 1795 | n2s(p, llen); |
1929 | /* Check we have enough room for signature algorithms and | 1796 | /* Check we have enough room for signature algorithms and |
1930 | * following length value. | 1797 | * following length value. |
1931 | */ | 1798 | */ |
1932 | if ((unsigned long)(p - d + llen + 2) > n) | 1799 | if ((unsigned long)(p - d + llen + 2) > n) { |
1933 | { | 1800 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1934 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1801 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_DATA_LENGTH_TOO_LONG); |
1935 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_DATA_LENGTH_TOO_LONG); | ||
1936 | goto err; | 1802 | goto err; |
1937 | } | 1803 | } |
1938 | if ((llen & 1) || !tls1_process_sigalgs(s, p, llen)) | 1804 | if ((llen & 1) || !tls1_process_sigalgs(s, p, llen)) { |
1939 | { | 1805 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1940 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1806 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_SIGNATURE_ALGORITHMS_ERROR); |
1941 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_SIGNATURE_ALGORITHMS_ERROR); | ||
1942 | goto err; | 1807 | goto err; |
1943 | } | ||
1944 | p += llen; | ||
1945 | } | 1808 | } |
1809 | p += llen; | ||
1810 | } | ||
1946 | 1811 | ||
1947 | /* get the CA RDNs */ | 1812 | /* get the CA RDNs */ |
1948 | n2s(p,llen); | 1813 | n2s(p, llen); |
1949 | #if 0 | 1814 | #if 0 |
1950 | { | 1815 | { |
1951 | FILE *out; | 1816 | FILE *out; |
1952 | out=fopen("/tmp/vsign.der","w"); | 1817 | out = fopen("/tmp/vsign.der", "w"); |
1953 | fwrite(p,1,llen,out); | 1818 | fwrite(p, 1, llen, out); |
1954 | fclose(out); | 1819 | fclose(out); |
1955 | } | 1820 | } |
1956 | #endif | 1821 | #endif |
1957 | 1822 | ||
1958 | if ((unsigned long)(p - d + llen) != n) | 1823 | if ((unsigned long)(p - d + llen) != n) { |
1959 | { | 1824 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1960 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1825 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_LENGTH_MISMATCH); |
1961 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_LENGTH_MISMATCH); | ||
1962 | goto err; | 1826 | goto err; |
1963 | } | 1827 | } |
1964 | 1828 | ||
1965 | for (nc=0; nc<llen; ) | 1829 | for (nc = 0; nc < llen; ) { |
1966 | { | 1830 | n2s(p, l); |
1967 | n2s(p,l); | 1831 | if ((l + nc + 2) > llen) { |
1968 | if ((l+nc+2) > llen) | ||
1969 | { | ||
1970 | if ((s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) | 1832 | if ((s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) |
1971 | goto cont; /* netscape bugs */ | 1833 | goto cont; /* netscape bugs */ |
1972 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1834 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1973 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_CA_DN_TOO_LONG); | 1835 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_CA_DN_TOO_LONG); |
1974 | goto err; | 1836 | goto err; |
1975 | } | 1837 | } |
1976 | 1838 | ||
1977 | q=p; | 1839 | q = p; |
1978 | 1840 | ||
1979 | if ((xn=d2i_X509_NAME(NULL,&q,l)) == NULL) | 1841 | if ((xn = d2i_X509_NAME(NULL, &q, l)) == NULL) { |
1980 | { | ||
1981 | /* If netscape tolerance is on, ignore errors */ | 1842 | /* If netscape tolerance is on, ignore errors */ |
1982 | if (s->options & SSL_OP_NETSCAPE_CA_DN_BUG) | 1843 | if (s->options & SSL_OP_NETSCAPE_CA_DN_BUG) |
1983 | goto cont; | 1844 | goto cont; |
1984 | else | 1845 | else { |
1985 | { | 1846 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1986 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1847 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_ASN1_LIB); |
1987 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_ASN1_LIB); | ||
1988 | goto err; | 1848 | goto err; |
1989 | } | ||
1990 | } | 1849 | } |
1850 | } | ||
1991 | 1851 | ||
1992 | if (q != (p+l)) | 1852 | if (q != (p + l)) { |
1993 | { | 1853 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
1994 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 1854 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_CA_DN_LENGTH_MISMATCH); |
1995 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,SSL_R_CA_DN_LENGTH_MISMATCH); | ||
1996 | goto err; | 1855 | goto err; |
1997 | } | 1856 | } |
1998 | if (!sk_X509_NAME_push(ca_sk,xn)) | 1857 | if (!sk_X509_NAME_push(ca_sk, xn)) { |
1999 | { | 1858 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, ERR_R_MALLOC_FAILURE); |
2000 | SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_MALLOC_FAILURE); | ||
2001 | goto err; | 1859 | goto err; |
2002 | } | ||
2003 | |||
2004 | p+=l; | ||
2005 | nc+=l+2; | ||
2006 | } | 1860 | } |
2007 | 1861 | ||
2008 | if (0) | 1862 | p += l; |
2009 | { | 1863 | nc += l + 2; |
1864 | } | ||
1865 | |||
1866 | if (0) { | ||
2010 | cont: | 1867 | cont: |
2011 | ERR_clear_error(); | 1868 | ERR_clear_error(); |
2012 | } | 1869 | } |
2013 | 1870 | ||
2014 | /* we should setup a certificate to return.... */ | 1871 | /* we should setup a certificate to return.... */ |
2015 | s->s3->tmp.cert_req=1; | 1872 | s->s3->tmp.cert_req = 1; |
2016 | s->s3->tmp.ctype_num=ctype_num; | 1873 | s->s3->tmp.ctype_num = ctype_num; |
2017 | if (s->s3->tmp.ca_names != NULL) | 1874 | if (s->s3->tmp.ca_names != NULL) |
2018 | sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); | 1875 | sk_X509_NAME_pop_free(s->s3->tmp.ca_names, X509_NAME_free); |
2019 | s->s3->tmp.ca_names=ca_sk; | 1876 | s->s3->tmp.ca_names = ca_sk; |
2020 | ca_sk=NULL; | 1877 | ca_sk = NULL; |
2021 | 1878 | ||
2022 | ret=1; | 1879 | ret = 1; |
2023 | err: | 1880 | err: |
2024 | if (ca_sk != NULL) sk_X509_NAME_pop_free(ca_sk,X509_NAME_free); | 1881 | if (ca_sk != NULL) |
2025 | return(ret); | 1882 | sk_X509_NAME_pop_free(ca_sk, X509_NAME_free); |
2026 | } | 1883 | return (ret); |
1884 | } | ||
1885 | |||
1886 | static int | ||
1887 | ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b) | ||
1888 | { | ||
1889 | return (X509_NAME_cmp(*a, *b)); | ||
1890 | } | ||
2027 | 1891 | ||
2028 | static int ca_dn_cmp(const X509_NAME * const *a, const X509_NAME * const *b) | ||
2029 | { | ||
2030 | return(X509_NAME_cmp(*a,*b)); | ||
2031 | } | ||
2032 | #ifndef OPENSSL_NO_TLSEXT | 1892 | #ifndef OPENSSL_NO_TLSEXT |
2033 | int ssl3_get_new_session_ticket(SSL *s) | 1893 | int |
2034 | { | 1894 | ssl3_get_new_session_ticket(SSL *s) |
2035 | int ok,al,ret=0, ticklen; | 1895 | { |
1896 | int ok, al, ret = 0, ticklen; | ||
2036 | long n; | 1897 | long n; |
2037 | const unsigned char *p; | 1898 | const unsigned char *p; |
2038 | unsigned char *d; | 1899 | unsigned char *d; |
2039 | 1900 | ||
2040 | n=s->method->ssl_get_message(s, | 1901 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SESSION_TICKET_A, |
2041 | SSL3_ST_CR_SESSION_TICKET_A, | 1902 | SSL3_ST_CR_SESSION_TICKET_B, -1, 16384, &ok); |
2042 | SSL3_ST_CR_SESSION_TICKET_B, | ||
2043 | -1, | ||
2044 | 16384, | ||
2045 | &ok); | ||
2046 | |||
2047 | if (!ok) | 1903 | if (!ok) |
2048 | return((int)n); | 1904 | return ((int)n); |
2049 | 1905 | ||
2050 | if (s->s3->tmp.message_type == SSL3_MT_FINISHED) | 1906 | if (s->s3->tmp.message_type == SSL3_MT_FINISHED) { |
2051 | { | 1907 | s->s3->tmp.reuse_message = 1; |
2052 | s->s3->tmp.reuse_message=1; | 1908 | return (1); |
2053 | return(1); | 1909 | } |
2054 | } | 1910 | if (s->s3->tmp.message_type != SSL3_MT_NEWSESSION_TICKET) { |
2055 | if (s->s3->tmp.message_type != SSL3_MT_NEWSESSION_TICKET) | 1911 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2056 | { | 1912 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_BAD_MESSAGE_TYPE); |
2057 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2058 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_BAD_MESSAGE_TYPE); | ||
2059 | goto f_err; | 1913 | goto f_err; |
2060 | } | 1914 | } |
2061 | if (n < 6) | 1915 | if (n < 6) { |
2062 | { | ||
2063 | /* need at least ticket_lifetime_hint + ticket length */ | 1916 | /* need at least ticket_lifetime_hint + ticket length */ |
2064 | al = SSL_AD_DECODE_ERROR; | 1917 | al = SSL_AD_DECODE_ERROR; |
2065 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_LENGTH_MISMATCH); | 1918 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_LENGTH_MISMATCH); |
2066 | goto f_err; | 1919 | goto f_err; |
2067 | } | 1920 | } |
2068 | 1921 | ||
2069 | p=d=(unsigned char *)s->init_msg; | 1922 | p = d = (unsigned char *)s->init_msg; |
2070 | n2l(p, s->session->tlsext_tick_lifetime_hint); | 1923 | n2l(p, s->session->tlsext_tick_lifetime_hint); |
2071 | n2s(p, ticklen); | 1924 | n2s(p, ticklen); |
2072 | /* ticket_lifetime_hint + ticket_length + ticket */ | 1925 | /* ticket_lifetime_hint + ticket_length + ticket */ |
2073 | if (ticklen + 6 != n) | 1926 | if (ticklen + 6 != n) { |
2074 | { | ||
2075 | al = SSL_AD_DECODE_ERROR; | 1927 | al = SSL_AD_DECODE_ERROR; |
2076 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_LENGTH_MISMATCH); | 1928 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, SSL_R_LENGTH_MISMATCH); |
2077 | goto f_err; | 1929 | goto f_err; |
2078 | } | 1930 | } |
2079 | if (s->session->tlsext_tick) | 1931 | if (s->session->tlsext_tick) { |
2080 | { | ||
2081 | OPENSSL_free(s->session->tlsext_tick); | 1932 | OPENSSL_free(s->session->tlsext_tick); |
2082 | s->session->tlsext_ticklen = 0; | 1933 | s->session->tlsext_ticklen = 0; |
2083 | } | 1934 | } |
2084 | s->session->tlsext_tick = OPENSSL_malloc(ticklen); | 1935 | s->session->tlsext_tick = OPENSSL_malloc(ticklen); |
2085 | if (!s->session->tlsext_tick) | 1936 | if (!s->session->tlsext_tick) { |
2086 | { | 1937 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET, ERR_R_MALLOC_FAILURE); |
2087 | SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,ERR_R_MALLOC_FAILURE); | ||
2088 | goto err; | 1938 | goto err; |
2089 | } | 1939 | } |
2090 | memcpy(s->session->tlsext_tick, p, ticklen); | 1940 | memcpy(s->session->tlsext_tick, p, ticklen); |
2091 | s->session->tlsext_ticklen = ticklen; | 1941 | s->session->tlsext_ticklen = ticklen; |
2092 | /* There are two ways to detect a resumed ticket sesion. | 1942 | /* There are two ways to detect a resumed ticket sesion. |
@@ -2105,122 +1955,116 @@ int ssl3_get_new_session_ticket(SSL *s) | |||
2105 | * ticket. | 1955 | * ticket. |
2106 | */ | 1956 | */ |
2107 | EVP_Digest(p, ticklen, | 1957 | EVP_Digest(p, ticklen, |
2108 | s->session->session_id, &s->session->session_id_length, | 1958 | s->session->session_id, &s->session->session_id_length, |
2109 | #ifndef OPENSSL_NO_SHA256 | 1959 | #ifndef OPENSSL_NO_SHA256 |
2110 | EVP_sha256(), NULL); | 1960 | EVP_sha256(), NULL); |
2111 | #else | 1961 | #else |
2112 | EVP_sha1(), NULL); | 1962 | EVP_sha1(), NULL); |
2113 | #endif | 1963 | #endif |
2114 | ret=1; | 1964 | ret = 1; |
2115 | return(ret); | 1965 | return (ret); |
2116 | f_err: | 1966 | f_err: |
2117 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1967 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2118 | err: | 1968 | err: |
2119 | return(-1); | 1969 | return (-1); |
2120 | } | 1970 | } |
2121 | 1971 | ||
2122 | int ssl3_get_cert_status(SSL *s) | 1972 | int |
2123 | { | 1973 | ssl3_get_cert_status(SSL *s) |
1974 | { | ||
2124 | int ok, al; | 1975 | int ok, al; |
2125 | unsigned long resplen,n; | 1976 | unsigned long resplen, n; |
2126 | const unsigned char *p; | 1977 | const unsigned char *p; |
2127 | 1978 | ||
2128 | n=s->method->ssl_get_message(s, | 1979 | n = s->method->ssl_get_message(s, |
2129 | SSL3_ST_CR_CERT_STATUS_A, | 1980 | SSL3_ST_CR_CERT_STATUS_A, |
2130 | SSL3_ST_CR_CERT_STATUS_B, | 1981 | SSL3_ST_CR_CERT_STATUS_B, |
2131 | SSL3_MT_CERTIFICATE_STATUS, | 1982 | SSL3_MT_CERTIFICATE_STATUS, |
2132 | 16384, | 1983 | 16384, |
2133 | &ok); | 1984 | &ok); |
2134 | 1985 | ||
2135 | if (!ok) return((int)n); | 1986 | if (!ok) |
2136 | if (n < 4) | 1987 | return ((int)n); |
2137 | { | 1988 | if (n < 4) { |
2138 | /* need at least status type + length */ | 1989 | /* need at least status type + length */ |
2139 | al = SSL_AD_DECODE_ERROR; | 1990 | al = SSL_AD_DECODE_ERROR; |
2140 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_LENGTH_MISMATCH); | 1991 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_LENGTH_MISMATCH); |
2141 | goto f_err; | 1992 | goto f_err; |
2142 | } | 1993 | } |
2143 | p = (unsigned char *)s->init_msg; | 1994 | p = (unsigned char *)s->init_msg; |
2144 | if (*p++ != TLSEXT_STATUSTYPE_ocsp) | 1995 | if (*p++ != TLSEXT_STATUSTYPE_ocsp) { |
2145 | { | ||
2146 | al = SSL_AD_DECODE_ERROR; | 1996 | al = SSL_AD_DECODE_ERROR; |
2147 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_UNSUPPORTED_STATUS_TYPE); | 1997 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_UNSUPPORTED_STATUS_TYPE); |
2148 | goto f_err; | 1998 | goto f_err; |
2149 | } | 1999 | } |
2150 | n2l3(p, resplen); | 2000 | n2l3(p, resplen); |
2151 | if (resplen + 4 != n) | 2001 | if (resplen + 4 != n) { |
2152 | { | ||
2153 | al = SSL_AD_DECODE_ERROR; | 2002 | al = SSL_AD_DECODE_ERROR; |
2154 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_LENGTH_MISMATCH); | 2003 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_LENGTH_MISMATCH); |
2155 | goto f_err; | 2004 | goto f_err; |
2156 | } | 2005 | } |
2157 | if (s->tlsext_ocsp_resp) | 2006 | if (s->tlsext_ocsp_resp) |
2158 | OPENSSL_free(s->tlsext_ocsp_resp); | 2007 | OPENSSL_free(s->tlsext_ocsp_resp); |
2159 | s->tlsext_ocsp_resp = BUF_memdup(p, resplen); | 2008 | s->tlsext_ocsp_resp = BUF_memdup(p, resplen); |
2160 | if (!s->tlsext_ocsp_resp) | 2009 | if (!s->tlsext_ocsp_resp) { |
2161 | { | ||
2162 | al = SSL_AD_INTERNAL_ERROR; | 2010 | al = SSL_AD_INTERNAL_ERROR; |
2163 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,ERR_R_MALLOC_FAILURE); | 2011 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, ERR_R_MALLOC_FAILURE); |
2164 | goto f_err; | 2012 | goto f_err; |
2165 | } | 2013 | } |
2166 | s->tlsext_ocsp_resplen = resplen; | 2014 | s->tlsext_ocsp_resplen = resplen; |
2167 | if (s->ctx->tlsext_status_cb) | 2015 | if (s->ctx->tlsext_status_cb) { |
2168 | { | ||
2169 | int ret; | 2016 | int ret; |
2170 | ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg); | 2017 | ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg); |
2171 | if (ret == 0) | 2018 | if (ret == 0) { |
2172 | { | ||
2173 | al = SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE; | 2019 | al = SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE; |
2174 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,SSL_R_INVALID_STATUS_RESPONSE); | 2020 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, SSL_R_INVALID_STATUS_RESPONSE); |
2175 | goto f_err; | 2021 | goto f_err; |
2176 | } | 2022 | } |
2177 | if (ret < 0) | 2023 | if (ret < 0) { |
2178 | { | ||
2179 | al = SSL_AD_INTERNAL_ERROR; | 2024 | al = SSL_AD_INTERNAL_ERROR; |
2180 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS,ERR_R_MALLOC_FAILURE); | 2025 | SSLerr(SSL_F_SSL3_GET_CERT_STATUS, ERR_R_MALLOC_FAILURE); |
2181 | goto f_err; | 2026 | goto f_err; |
2182 | } | ||
2183 | } | 2027 | } |
2028 | } | ||
2184 | return 1; | 2029 | return 1; |
2185 | f_err: | 2030 | f_err: |
2186 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2031 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2187 | return(-1); | 2032 | return (-1); |
2188 | } | 2033 | } |
2189 | #endif | 2034 | #endif |
2190 | 2035 | ||
2191 | int ssl3_get_server_done(SSL *s) | 2036 | int |
2192 | { | 2037 | ssl3_get_server_done(SSL *s) |
2193 | int ok,ret=0; | 2038 | { |
2039 | int ok, ret = 0; | ||
2194 | long n; | 2040 | long n; |
2195 | 2041 | ||
2196 | n=s->method->ssl_get_message(s, | 2042 | n = s->method->ssl_get_message(s, SSL3_ST_CR_SRVR_DONE_A, |
2197 | SSL3_ST_CR_SRVR_DONE_A, | 2043 | SSL3_ST_CR_SRVR_DONE_B, SSL3_MT_SERVER_DONE, |
2198 | SSL3_ST_CR_SRVR_DONE_B, | 2044 | 30, /* should be very small, like 0 :-) */ &ok); |
2199 | SSL3_MT_SERVER_DONE, | ||
2200 | 30, /* should be very small, like 0 :-) */ | ||
2201 | &ok); | ||
2202 | 2045 | ||
2203 | if (!ok) return((int)n); | 2046 | if (!ok) |
2204 | if (n > 0) | 2047 | return ((int)n); |
2205 | { | 2048 | if (n > 0) { |
2206 | /* should contain no data */ | 2049 | /* should contain no data */ |
2207 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_DECODE_ERROR); | 2050 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR); |
2208 | SSLerr(SSL_F_SSL3_GET_SERVER_DONE,SSL_R_LENGTH_MISMATCH); | 2051 | SSLerr(SSL_F_SSL3_GET_SERVER_DONE, SSL_R_LENGTH_MISMATCH); |
2209 | return -1; | 2052 | return -1; |
2210 | } | ||
2211 | ret=1; | ||
2212 | return(ret); | ||
2213 | } | 2053 | } |
2054 | ret = 1; | ||
2055 | return (ret); | ||
2056 | } | ||
2214 | 2057 | ||
2215 | 2058 | ||
2216 | int ssl3_send_client_key_exchange(SSL *s) | 2059 | int |
2217 | { | 2060 | ssl3_send_client_key_exchange(SSL *s) |
2218 | unsigned char *p,*d; | 2061 | { |
2062 | unsigned char *p, *d; | ||
2219 | int n; | 2063 | int n; |
2220 | unsigned long alg_k; | 2064 | unsigned long alg_k; |
2221 | #ifndef OPENSSL_NO_RSA | 2065 | #ifndef OPENSSL_NO_RSA |
2222 | unsigned char *q; | 2066 | unsigned char *q; |
2223 | EVP_PKEY *pkey=NULL; | 2067 | EVP_PKEY *pkey = NULL; |
2224 | #endif | 2068 | #endif |
2225 | #ifndef OPENSSL_NO_KRB5 | 2069 | #ifndef OPENSSL_NO_KRB5 |
2226 | KSSL_ERR kssl_err; | 2070 | KSSL_ERR kssl_err; |
@@ -2234,77 +2078,73 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2234 | BN_CTX * bn_ctx = NULL; | 2078 | BN_CTX * bn_ctx = NULL; |
2235 | #endif | 2079 | #endif |
2236 | 2080 | ||
2237 | if (s->state == SSL3_ST_CW_KEY_EXCH_A) | 2081 | if (s->state == SSL3_ST_CW_KEY_EXCH_A) { |
2238 | { | 2082 | d = (unsigned char *)s->init_buf->data; |
2239 | d=(unsigned char *)s->init_buf->data; | 2083 | p = &(d[4]); |
2240 | p= &(d[4]); | ||
2241 | 2084 | ||
2242 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2085 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
2243 | 2086 | ||
2244 | /* Fool emacs indentation */ | 2087 | /* Fool emacs indentation */ |
2245 | if (0) {} | 2088 | if (0) { |
2089 | } | ||
2246 | #ifndef OPENSSL_NO_RSA | 2090 | #ifndef OPENSSL_NO_RSA |
2247 | else if (alg_k & SSL_kRSA) | 2091 | else if (alg_k & SSL_kRSA) { |
2248 | { | ||
2249 | RSA *rsa; | 2092 | RSA *rsa; |
2250 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; | 2093 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; |
2251 | 2094 | ||
2252 | if (s->session->sess_cert->peer_rsa_tmp != NULL) | 2095 | if (s->session->sess_cert->peer_rsa_tmp != NULL) |
2253 | rsa=s->session->sess_cert->peer_rsa_tmp; | 2096 | rsa = s->session->sess_cert->peer_rsa_tmp; |
2254 | else | 2097 | else { |
2255 | { | 2098 | pkey = X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); |
2256 | pkey=X509_get_pubkey(s->session->sess_cert->peer_pkeys[SSL_PKEY_RSA_ENC].x509); | ||
2257 | if ((pkey == NULL) || | 2099 | if ((pkey == NULL) || |
2258 | (pkey->type != EVP_PKEY_RSA) || | 2100 | (pkey->type != EVP_PKEY_RSA) || |
2259 | (pkey->pkey.rsa == NULL)) | 2101 | (pkey->pkey.rsa == NULL)) { |
2260 | { | 2102 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2261 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2262 | goto err; | 2103 | goto err; |
2263 | } | ||
2264 | rsa=pkey->pkey.rsa; | ||
2265 | EVP_PKEY_free(pkey); | ||
2266 | } | 2104 | } |
2267 | 2105 | rsa = pkey->pkey.rsa; | |
2268 | tmp_buf[0]=s->client_version>>8; | 2106 | EVP_PKEY_free(pkey); |
2269 | tmp_buf[1]=s->client_version&0xff; | 2107 | } |
2270 | if (RAND_bytes(&(tmp_buf[2]),sizeof tmp_buf-2) <= 0) | 2108 | |
2271 | goto err; | 2109 | tmp_buf[0] = s->client_version >> 8; |
2110 | tmp_buf[1] = s->client_version & 0xff; | ||
2111 | if (RAND_bytes(&(tmp_buf[2]), sizeof tmp_buf - 2) <= 0) | ||
2112 | goto err; | ||
2272 | 2113 | ||
2273 | s->session->master_key_length=sizeof tmp_buf; | 2114 | s->session->master_key_length = sizeof tmp_buf; |
2274 | 2115 | ||
2275 | q=p; | 2116 | q = p; |
2276 | /* Fix buf for TLS and beyond */ | 2117 | /* Fix buf for TLS and beyond */ |
2277 | if (s->version > SSL3_VERSION) | 2118 | if (s->version > SSL3_VERSION) |
2278 | p+=2; | 2119 | p += 2; |
2279 | n=RSA_public_encrypt(sizeof tmp_buf, | 2120 | n = RSA_public_encrypt(sizeof tmp_buf, |
2280 | tmp_buf,p,rsa,RSA_PKCS1_PADDING); | 2121 | tmp_buf, p, rsa, RSA_PKCS1_PADDING); |
2281 | #ifdef PKCS1_CHECK | 2122 | #ifdef PKCS1_CHECK |
2282 | if (s->options & SSL_OP_PKCS1_CHECK_1) p[1]++; | 2123 | if (s->options & SSL_OP_PKCS1_CHECK_1) |
2283 | if (s->options & SSL_OP_PKCS1_CHECK_2) tmp_buf[0]=0x70; | 2124 | p[1]++; |
2125 | if (s->options & SSL_OP_PKCS1_CHECK_2) | ||
2126 | tmp_buf[0] = 0x70; | ||
2284 | #endif | 2127 | #endif |
2285 | if (n <= 0) | 2128 | if (n <= 0) { |
2286 | { | 2129 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_BAD_RSA_ENCRYPT); |
2287 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_ENCRYPT); | ||
2288 | goto err; | 2130 | goto err; |
2289 | } | 2131 | } |
2290 | 2132 | ||
2291 | /* Fix buf for TLS and beyond */ | 2133 | /* Fix buf for TLS and beyond */ |
2292 | if (s->version > SSL3_VERSION) | 2134 | if (s->version > SSL3_VERSION) { |
2293 | { | 2135 | s2n(n, q); |
2294 | s2n(n,q); | 2136 | n += 2; |
2295 | n+=2; | ||
2296 | } | ||
2297 | |||
2298 | s->session->master_key_length= | ||
2299 | s->method->ssl3_enc->generate_master_secret(s, | ||
2300 | s->session->master_key, | ||
2301 | tmp_buf,sizeof tmp_buf); | ||
2302 | OPENSSL_cleanse(tmp_buf,sizeof tmp_buf); | ||
2303 | } | 2137 | } |
2138 | |||
2139 | s->session->master_key_length = | ||
2140 | s->method->ssl3_enc->generate_master_secret( | ||
2141 | s, s->session->master_key, tmp_buf, | ||
2142 | sizeof tmp_buf); | ||
2143 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); | ||
2144 | } | ||
2304 | #endif | 2145 | #endif |
2305 | #ifndef OPENSSL_NO_KRB5 | 2146 | #ifndef OPENSSL_NO_KRB5 |
2306 | else if (alg_k & SSL_kKRB5) | 2147 | else if (alg_k & SSL_kKRB5) { |
2307 | { | ||
2308 | krb5_error_code krb5rc; | 2148 | krb5_error_code krb5rc; |
2309 | KSSL_CTX *kssl_ctx = s->kssl_ctx; | 2149 | KSSL_CTX *kssl_ctx = s->kssl_ctx; |
2310 | /* krb5_data krb5_ap_req; */ | 2150 | /* krb5_data krb5_ap_req; */ |
@@ -2314,43 +2154,43 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2314 | const EVP_CIPHER *enc = NULL; | 2154 | const EVP_CIPHER *enc = NULL; |
2315 | unsigned char iv[EVP_MAX_IV_LENGTH]; | 2155 | unsigned char iv[EVP_MAX_IV_LENGTH]; |
2316 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; | 2156 | unsigned char tmp_buf[SSL_MAX_MASTER_KEY_LENGTH]; |
2317 | unsigned char epms[SSL_MAX_MASTER_KEY_LENGTH | 2157 | unsigned char epms[SSL_MAX_MASTER_KEY_LENGTH |
2318 | + EVP_MAX_IV_LENGTH]; | 2158 | + EVP_MAX_IV_LENGTH]; |
2319 | int padl, outl = sizeof(epms); | 2159 | int padl, outl = sizeof(epms); |
2320 | 2160 | ||
2321 | EVP_CIPHER_CTX_init(&ciph_ctx); | 2161 | EVP_CIPHER_CTX_init(&ciph_ctx); |
2322 | 2162 | ||
2323 | #ifdef KSSL_DEBUG | 2163 | #ifdef KSSL_DEBUG |
2324 | printf("ssl3_send_client_key_exchange(%lx & %lx)\n", | 2164 | printf("ssl3_send_client_key_exchange(%lx & %lx)\n", |
2325 | alg_k, SSL_kKRB5); | 2165 | alg_k, SSL_kKRB5); |
2326 | #endif /* KSSL_DEBUG */ | 2166 | #endif /* KSSL_DEBUG */ |
2327 | 2167 | ||
2328 | authp = NULL; | 2168 | authp = NULL; |
2329 | #ifdef KRB5SENDAUTH | 2169 | #ifdef KRB5SENDAUTH |
2330 | if (KRB5SENDAUTH) authp = &authenticator; | 2170 | if (KRB5SENDAUTH) |
2171 | authp = &authenticator; | ||
2331 | #endif /* KRB5SENDAUTH */ | 2172 | #endif /* KRB5SENDAUTH */ |
2332 | 2173 | ||
2333 | krb5rc = kssl_cget_tkt(kssl_ctx, &enc_ticket, authp, | 2174 | krb5rc = kssl_cget_tkt(kssl_ctx, &enc_ticket, |
2334 | &kssl_err); | 2175 | authp, &kssl_err); |
2335 | enc = kssl_map_enc(kssl_ctx->enctype); | 2176 | enc = kssl_map_enc(kssl_ctx->enctype); |
2336 | if (enc == NULL) | 2177 | if (enc == NULL) |
2337 | goto err; | 2178 | goto err; |
2338 | #ifdef KSSL_DEBUG | 2179 | #ifdef KSSL_DEBUG |
2339 | { | 2180 | { |
2340 | printf("kssl_cget_tkt rtn %d\n", krb5rc); | 2181 | printf("kssl_cget_tkt rtn %d\n", krb5rc); |
2341 | if (krb5rc && kssl_err.text) | 2182 | if (krb5rc && kssl_err.text) |
2342 | printf("kssl_cget_tkt kssl_err=%s\n", kssl_err.text); | 2183 | printf("kssl_cget_tkt kssl_err=%s\n", kssl_err.text); |
2343 | } | 2184 | } |
2344 | #endif /* KSSL_DEBUG */ | 2185 | #endif /* KSSL_DEBUG */ |
2345 | 2186 | ||
2346 | if (krb5rc) | 2187 | if (krb5rc) { |
2347 | { | 2188 | ssl3_send_alert(s, SSL3_AL_FATAL, |
2348 | ssl3_send_alert(s,SSL3_AL_FATAL, | 2189 | SSL_AD_HANDSHAKE_FAILURE); |
2349 | SSL_AD_HANDSHAKE_FAILURE); | ||
2350 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2190 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2351 | kssl_err.reason); | 2191 | kssl_err.reason); |
2352 | goto err; | 2192 | goto err; |
2353 | } | 2193 | } |
2354 | 2194 | ||
2355 | /* 20010406 VRS - Earlier versions used KRB5 AP_REQ | 2195 | /* 20010406 VRS - Earlier versions used KRB5 AP_REQ |
2356 | ** in place of RFC 2712 KerberosWrapper, as in: | 2196 | ** in place of RFC 2712 KerberosWrapper, as in: |
@@ -2372,32 +2212,29 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2372 | */ | 2212 | */ |
2373 | 2213 | ||
2374 | /* KerberosWrapper.Ticket */ | 2214 | /* KerberosWrapper.Ticket */ |
2375 | s2n(enc_ticket->length,p); | 2215 | s2n(enc_ticket->length, p); |
2376 | memcpy(p, enc_ticket->data, enc_ticket->length); | 2216 | memcpy(p, enc_ticket->data, enc_ticket->length); |
2377 | p+= enc_ticket->length; | 2217 | p += enc_ticket->length; |
2378 | n = enc_ticket->length + 2; | 2218 | n = enc_ticket->length + 2; |
2379 | 2219 | ||
2380 | /* KerberosWrapper.Authenticator */ | 2220 | /* KerberosWrapper.Authenticator */ |
2381 | if (authp && authp->length) | 2221 | if (authp && authp->length) { |
2382 | { | 2222 | s2n(authp->length, p); |
2383 | s2n(authp->length,p); | ||
2384 | memcpy(p, authp->data, authp->length); | 2223 | memcpy(p, authp->data, authp->length); |
2385 | p+= authp->length; | 2224 | p += authp->length; |
2386 | n+= authp->length + 2; | 2225 | n += authp->length + 2; |
2387 | 2226 | ||
2388 | free(authp->data); | 2227 | free(authp->data); |
2389 | authp->data = NULL; | 2228 | authp->data = NULL; |
2390 | authp->length = 0; | 2229 | authp->length = 0; |
2391 | } | 2230 | } else { |
2392 | else | ||
2393 | { | ||
2394 | s2n(0,p);/* null authenticator length */ | 2231 | s2n(0,p);/* null authenticator length */ |
2395 | n+=2; | 2232 | n += 2; |
2396 | } | 2233 | } |
2397 | 2234 | ||
2398 | tmp_buf[0]=s->client_version>>8; | 2235 | tmp_buf[0] = s->client_version >> 8; |
2399 | tmp_buf[1]=s->client_version&0xff; | 2236 | tmp_buf[1] = s->client_version&0xff; |
2400 | if (RAND_bytes(&(tmp_buf[2]),sizeof tmp_buf-2) <= 0) | 2237 | if (RAND_bytes(&(tmp_buf[2]), sizeof tmp_buf - 2) <= 0) |
2401 | goto err; | 2238 | goto err; |
2402 | 2239 | ||
2403 | /* 20010420 VRS. Tried it this way; failed. | 2240 | /* 20010420 VRS. Tried it this way; failed. |
@@ -2407,104 +2244,97 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2407 | ** EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv); | 2244 | ** EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv); |
2408 | */ | 2245 | */ |
2409 | 2246 | ||
2410 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ | 2247 | memset(iv, 0, sizeof iv); |
2411 | EVP_EncryptInit_ex(&ciph_ctx,enc, NULL, | 2248 | /* per RFC 1510 */ |
2412 | kssl_ctx->key,iv); | 2249 | EVP_EncryptInit_ex(&ciph_ctx, enc, NULL, |
2413 | EVP_EncryptUpdate(&ciph_ctx,epms,&outl,tmp_buf, | 2250 | kssl_ctx->key, iv); |
2414 | sizeof tmp_buf); | 2251 | EVP_EncryptUpdate(&ciph_ctx, epms, &outl, tmp_buf, |
2415 | EVP_EncryptFinal_ex(&ciph_ctx,&(epms[outl]),&padl); | 2252 | sizeof tmp_buf); |
2253 | EVP_EncryptFinal_ex(&ciph_ctx, &(epms[outl]), &padl); | ||
2416 | outl += padl; | 2254 | outl += padl; |
2417 | if (outl > (int)sizeof epms) | 2255 | if (outl > (int)sizeof epms) { |
2418 | { | ||
2419 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 2256 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2420 | goto err; | 2257 | goto err; |
2421 | } | 2258 | } |
2422 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); | 2259 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); |
2423 | 2260 | ||
2424 | /* KerberosWrapper.EncryptedPreMasterSecret */ | 2261 | /* KerberosWrapper.EncryptedPreMasterSecret */ |
2425 | s2n(outl,p); | 2262 | s2n(outl, p); |
2426 | memcpy(p, epms, outl); | 2263 | memcpy(p, epms, outl); |
2427 | p+=outl; | 2264 | p += outl; |
2428 | n+=outl + 2; | 2265 | n += outl + 2; |
2429 | 2266 | ||
2430 | s->session->master_key_length= | 2267 | s->session->master_key_length = |
2431 | s->method->ssl3_enc->generate_master_secret(s, | 2268 | s->method->ssl3_enc->generate_master_secret(s, |
2432 | s->session->master_key, | 2269 | s->session->master_key, |
2433 | tmp_buf, sizeof tmp_buf); | 2270 | tmp_buf, sizeof tmp_buf); |
2434 | 2271 | ||
2435 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); | 2272 | OPENSSL_cleanse(tmp_buf, sizeof tmp_buf); |
2436 | OPENSSL_cleanse(epms, outl); | 2273 | OPENSSL_cleanse(epms, outl); |
2437 | } | 2274 | } |
2438 | #endif | 2275 | #endif |
2439 | #ifndef OPENSSL_NO_DH | 2276 | #ifndef OPENSSL_NO_DH |
2440 | else if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 2277 | else if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
2441 | { | 2278 | DH *dh_srvr, *dh_clnt; |
2442 | DH *dh_srvr,*dh_clnt; | ||
2443 | 2279 | ||
2444 | if (s->session->sess_cert == NULL) | 2280 | if (s->session->sess_cert == NULL) { |
2445 | { | 2281 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE); |
2446 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); | 2282 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE); |
2447 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE); | ||
2448 | goto err; | 2283 | goto err; |
2449 | } | 2284 | } |
2450 | 2285 | ||
2451 | if (s->session->sess_cert->peer_dh_tmp != NULL) | 2286 | if (s->session->sess_cert->peer_dh_tmp != NULL) |
2452 | dh_srvr=s->session->sess_cert->peer_dh_tmp; | 2287 | dh_srvr = s->session->sess_cert->peer_dh_tmp; |
2453 | else | 2288 | else { |
2454 | { | ||
2455 | /* we get them from the cert */ | 2289 | /* we get them from the cert */ |
2456 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 2290 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
2457 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNABLE_TO_FIND_DH_PARAMETERS); | 2291 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_UNABLE_TO_FIND_DH_PARAMETERS); |
2458 | goto err; | 2292 | goto err; |
2459 | } | 2293 | } |
2460 | 2294 | ||
2461 | /* generate a new random key */ | 2295 | /* generate a new random key */ |
2462 | if ((dh_clnt=DHparams_dup(dh_srvr)) == NULL) | 2296 | if ((dh_clnt = DHparams_dup(dh_srvr)) == NULL) { |
2463 | { | 2297 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2464 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2465 | goto err; | 2298 | goto err; |
2466 | } | 2299 | } |
2467 | if (!DH_generate_key(dh_clnt)) | 2300 | if (!DH_generate_key(dh_clnt)) { |
2468 | { | 2301 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2469 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2470 | DH_free(dh_clnt); | 2302 | DH_free(dh_clnt); |
2471 | goto err; | 2303 | goto err; |
2472 | } | 2304 | } |
2473 | 2305 | ||
2474 | /* use the 'p' output buffer for the DH key, but | 2306 | /* use the 'p' output buffer for the DH key, but |
2475 | * make sure to clear it out afterwards */ | 2307 | * make sure to clear it out afterwards */ |
2476 | 2308 | ||
2477 | n=DH_compute_key(p,dh_srvr->pub_key,dh_clnt); | 2309 | n = DH_compute_key(p, dh_srvr->pub_key, dh_clnt); |
2478 | 2310 | ||
2479 | if (n <= 0) | 2311 | if (n <= 0) { |
2480 | { | 2312 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2481 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2482 | DH_free(dh_clnt); | 2313 | DH_free(dh_clnt); |
2483 | goto err; | 2314 | goto err; |
2484 | } | 2315 | } |
2485 | 2316 | ||
2486 | /* generate master key from the result */ | 2317 | /* generate master key from the result */ |
2487 | s->session->master_key_length= | 2318 | s->session->master_key_length = |
2488 | s->method->ssl3_enc->generate_master_secret(s, | 2319 | s->method->ssl3_enc->generate_master_secret(s, |
2489 | s->session->master_key,p,n); | 2320 | s->session->master_key, p, n); |
2490 | /* clean up */ | 2321 | /* clean up */ |
2491 | memset(p,0,n); | 2322 | memset(p, 0, n); |
2492 | 2323 | ||
2493 | /* send off the data */ | 2324 | /* send off the data */ |
2494 | n=BN_num_bytes(dh_clnt->pub_key); | 2325 | n = BN_num_bytes(dh_clnt->pub_key); |
2495 | s2n(n,p); | 2326 | s2n(n, p); |
2496 | BN_bn2bin(dh_clnt->pub_key,p); | 2327 | BN_bn2bin(dh_clnt->pub_key, p); |
2497 | n+=2; | 2328 | n += 2; |
2498 | 2329 | ||
2499 | DH_free(dh_clnt); | 2330 | DH_free(dh_clnt); |
2500 | 2331 | ||
2501 | /* perhaps clean things up a bit EAY EAY EAY EAY*/ | 2332 | /* perhaps clean things up a bit EAY EAY EAY EAY*/ |
2502 | } | 2333 | } |
2503 | #endif | 2334 | #endif |
2504 | 2335 | ||
2505 | #ifndef OPENSSL_NO_ECDH | 2336 | #ifndef OPENSSL_NO_ECDH |
2506 | else if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) | 2337 | else if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) { |
2507 | { | ||
2508 | const EC_GROUP *srvr_group = NULL; | 2338 | const EC_GROUP *srvr_group = NULL; |
2509 | EC_KEY *tkey; | 2339 | EC_KEY *tkey; |
2510 | int ecdh_clnt_cert = 0; | 2340 | int ecdh_clnt_cert = 0; |
@@ -2515,8 +2345,7 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2515 | * computation as part of client certificate? | 2345 | * computation as part of client certificate? |
2516 | * If so, set ecdh_clnt_cert to 1. | 2346 | * If so, set ecdh_clnt_cert to 1. |
2517 | */ | 2347 | */ |
2518 | if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->cert != NULL)) | 2348 | if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->cert != NULL)) { |
2519 | { | ||
2520 | /* XXX: For now, we do not support client | 2349 | /* XXX: For now, we do not support client |
2521 | * authentication using ECDH certificates. | 2350 | * authentication using ECDH certificates. |
2522 | * To add such support, one needs to add | 2351 | * To add such support, one needs to add |
@@ -2536,52 +2365,44 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2536 | * EVP_PKEY_EC) && ...) | 2365 | * EVP_PKEY_EC) && ...) |
2537 | * ecdh_clnt_cert = 1; | 2366 | * ecdh_clnt_cert = 1; |
2538 | */ | 2367 | */ |
2539 | } | 2368 | } |
2540 | 2369 | ||
2541 | if (s->session->sess_cert->peer_ecdh_tmp != NULL) | 2370 | if (s->session->sess_cert->peer_ecdh_tmp != NULL) { |
2542 | { | ||
2543 | tkey = s->session->sess_cert->peer_ecdh_tmp; | 2371 | tkey = s->session->sess_cert->peer_ecdh_tmp; |
2544 | } | 2372 | } else { |
2545 | else | ||
2546 | { | ||
2547 | /* Get the Server Public Key from Cert */ | 2373 | /* Get the Server Public Key from Cert */ |
2548 | srvr_pub_pkey = X509_get_pubkey(s->session-> \ | 2374 | srvr_pub_pkey = X509_get_pubkey(s->session-> \ |
2549 | sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); | 2375 | sess_cert->peer_pkeys[SSL_PKEY_ECC].x509); |
2550 | if ((srvr_pub_pkey == NULL) || | 2376 | if ((srvr_pub_pkey == NULL) || |
2551 | (srvr_pub_pkey->type != EVP_PKEY_EC) || | 2377 | (srvr_pub_pkey->type != EVP_PKEY_EC) || |
2552 | (srvr_pub_pkey->pkey.ec == NULL)) | 2378 | (srvr_pub_pkey->pkey.ec == NULL)) { |
2553 | { | ||
2554 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2379 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2555 | ERR_R_INTERNAL_ERROR); | 2380 | ERR_R_INTERNAL_ERROR); |
2556 | goto err; | 2381 | goto err; |
2557 | } | 2382 | } |
2558 | 2383 | ||
2559 | tkey = srvr_pub_pkey->pkey.ec; | 2384 | tkey = srvr_pub_pkey->pkey.ec; |
2560 | } | 2385 | } |
2561 | 2386 | ||
2562 | srvr_group = EC_KEY_get0_group(tkey); | 2387 | srvr_group = EC_KEY_get0_group(tkey); |
2563 | srvr_ecpoint = EC_KEY_get0_public_key(tkey); | 2388 | srvr_ecpoint = EC_KEY_get0_public_key(tkey); |
2564 | 2389 | ||
2565 | if ((srvr_group == NULL) || (srvr_ecpoint == NULL)) | 2390 | if ((srvr_group == NULL) || (srvr_ecpoint == NULL)) { |
2566 | { | ||
2567 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2391 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2568 | ERR_R_INTERNAL_ERROR); | 2392 | ERR_R_INTERNAL_ERROR); |
2569 | goto err; | 2393 | goto err; |
2570 | } | 2394 | } |
2571 | 2395 | ||
2572 | if ((clnt_ecdh=EC_KEY_new()) == NULL) | 2396 | if ((clnt_ecdh = EC_KEY_new()) == NULL) { |
2573 | { | 2397 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2574 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2575 | goto err; | 2398 | goto err; |
2576 | } | 2399 | } |
2577 | 2400 | ||
2578 | if (!EC_KEY_set_group(clnt_ecdh, srvr_group)) | 2401 | if (!EC_KEY_set_group(clnt_ecdh, srvr_group)) { |
2579 | { | 2402 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_EC_LIB); |
2580 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
2581 | goto err; | 2403 | goto err; |
2582 | } | 2404 | } |
2583 | if (ecdh_clnt_cert) | 2405 | if (ecdh_clnt_cert) { |
2584 | { | ||
2585 | /* Reuse key info from our certificate | 2406 | /* Reuse key info from our certificate |
2586 | * We only need our private key to perform | 2407 | * We only need our private key to perform |
2587 | * the ECDH computation. | 2408 | * the ECDH computation. |
@@ -2589,581 +2410,529 @@ int ssl3_send_client_key_exchange(SSL *s) | |||
2589 | const BIGNUM *priv_key; | 2410 | const BIGNUM *priv_key; |
2590 | tkey = s->cert->key->privatekey->pkey.ec; | 2411 | tkey = s->cert->key->privatekey->pkey.ec; |
2591 | priv_key = EC_KEY_get0_private_key(tkey); | 2412 | priv_key = EC_KEY_get0_private_key(tkey); |
2592 | if (priv_key == NULL) | 2413 | if (priv_key == NULL) { |
2593 | { | 2414 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2594 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2595 | goto err; | 2415 | goto err; |
2596 | } | 2416 | } |
2597 | if (!EC_KEY_set_private_key(clnt_ecdh, priv_key)) | 2417 | if (!EC_KEY_set_private_key(clnt_ecdh, priv_key)) { |
2598 | { | 2418 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_EC_LIB); |
2599 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_EC_LIB); | ||
2600 | goto err; | 2419 | goto err; |
2601 | } | ||
2602 | } | 2420 | } |
2603 | else | 2421 | } else { |
2604 | { | ||
2605 | /* Generate a new ECDH key pair */ | 2422 | /* Generate a new ECDH key pair */ |
2606 | if (!(EC_KEY_generate_key(clnt_ecdh))) | 2423 | if (!(EC_KEY_generate_key(clnt_ecdh))) { |
2607 | { | ||
2608 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_ECDH_LIB); | 2424 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
2609 | goto err; | 2425 | goto err; |
2610 | } | ||
2611 | } | 2426 | } |
2427 | } | ||
2612 | 2428 | ||
2613 | /* use the 'p' output buffer for the ECDH key, but | 2429 | /* use the 'p' output buffer for the ECDH key, but |
2614 | * make sure to clear it out afterwards | 2430 | * make sure to clear it out afterwards |
2615 | */ | 2431 | */ |
2616 | 2432 | ||
2617 | field_size = EC_GROUP_get_degree(srvr_group); | 2433 | field_size = EC_GROUP_get_degree(srvr_group); |
2618 | if (field_size <= 0) | 2434 | if (field_size <= 0) { |
2619 | { | 2435 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2620 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2436 | ERR_R_ECDH_LIB); |
2621 | ERR_R_ECDH_LIB); | ||
2622 | goto err; | 2437 | goto err; |
2623 | } | 2438 | } |
2624 | n=ECDH_compute_key(p, (field_size+7)/8, srvr_ecpoint, clnt_ecdh, NULL); | 2439 | n = ECDH_compute_key(p, (field_size + 7)/8, srvr_ecpoint, clnt_ecdh, NULL); |
2625 | if (n <= 0) | 2440 | if (n <= 0) { |
2626 | { | 2441 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2627 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2442 | ERR_R_ECDH_LIB); |
2628 | ERR_R_ECDH_LIB); | ||
2629 | goto err; | 2443 | goto err; |
2630 | } | 2444 | } |
2631 | 2445 | ||
2632 | /* generate master key from the result */ | 2446 | /* generate master key from the result */ |
2633 | s->session->master_key_length = s->method->ssl3_enc \ | 2447 | s->session->master_key_length = s->method->ssl3_enc \ |
2634 | -> generate_master_secret(s, | 2448 | -> generate_master_secret(s, |
2635 | s->session->master_key, | 2449 | s->session->master_key, |
2636 | p, n); | 2450 | p, n); |
2637 | 2451 | ||
2638 | memset(p, 0, n); /* clean up */ | 2452 | memset(p, 0, n); /* clean up */ |
2639 | 2453 | ||
2640 | if (ecdh_clnt_cert) | 2454 | if (ecdh_clnt_cert) { |
2641 | { | ||
2642 | /* Send empty client key exch message */ | 2455 | /* Send empty client key exch message */ |
2643 | n = 0; | 2456 | n = 0; |
2644 | } | 2457 | } else { |
2645 | else | ||
2646 | { | ||
2647 | /* First check the size of encoding and | 2458 | /* First check the size of encoding and |
2648 | * allocate memory accordingly. | 2459 | * allocate memory accordingly. |
2649 | */ | 2460 | */ |
2650 | encoded_pt_len = | 2461 | encoded_pt_len = |
2651 | EC_POINT_point2oct(srvr_group, | 2462 | EC_POINT_point2oct(srvr_group, |
2652 | EC_KEY_get0_public_key(clnt_ecdh), | 2463 | EC_KEY_get0_public_key(clnt_ecdh), |
2653 | POINT_CONVERSION_UNCOMPRESSED, | 2464 | POINT_CONVERSION_UNCOMPRESSED, |
2654 | NULL, 0, NULL); | 2465 | NULL, 0, NULL); |
2655 | 2466 | ||
2656 | encodedPoint = (unsigned char *) | 2467 | encodedPoint = |
2657 | OPENSSL_malloc(encoded_pt_len * | 2468 | (unsigned char *)OPENSSL_malloc( |
2658 | sizeof(unsigned char)); | 2469 | encoded_pt_len * sizeof(unsigned char)); |
2470 | |||
2659 | bn_ctx = BN_CTX_new(); | 2471 | bn_ctx = BN_CTX_new(); |
2660 | if ((encodedPoint == NULL) || | 2472 | if ((encodedPoint == NULL) || |
2661 | (bn_ctx == NULL)) | 2473 | (bn_ctx == NULL)) { |
2662 | { | 2474 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
2663 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
2664 | goto err; | 2475 | goto err; |
2665 | } | 2476 | } |
2666 | 2477 | ||
2667 | /* Encode the public key */ | 2478 | /* Encode the public key */ |
2668 | n = EC_POINT_point2oct(srvr_group, | 2479 | n = EC_POINT_point2oct(srvr_group, |
2669 | EC_KEY_get0_public_key(clnt_ecdh), | 2480 | EC_KEY_get0_public_key(clnt_ecdh), |
2670 | POINT_CONVERSION_UNCOMPRESSED, | 2481 | POINT_CONVERSION_UNCOMPRESSED, |
2671 | encodedPoint, encoded_pt_len, bn_ctx); | 2482 | encodedPoint, encoded_pt_len, bn_ctx); |
2672 | 2483 | ||
2673 | *p = n; /* length of encoded point */ | 2484 | *p = n; /* length of encoded point */ |
2674 | /* Encoded point will be copied here */ | 2485 | /* Encoded point will be copied here */ |
2675 | p += 1; | 2486 | p += 1; |
2487 | |||
2676 | /* copy the point */ | 2488 | /* copy the point */ |
2677 | memcpy((unsigned char *)p, encodedPoint, n); | 2489 | memcpy((unsigned char *)p, encodedPoint, n); |
2678 | /* increment n to account for length field */ | 2490 | /* increment n to account for length field */ |
2679 | n += 1; | 2491 | n += 1; |
2680 | } | 2492 | |
2493 | } | ||
2681 | 2494 | ||
2682 | /* Free allocated memory */ | 2495 | /* Free allocated memory */ |
2683 | BN_CTX_free(bn_ctx); | 2496 | BN_CTX_free(bn_ctx); |
2684 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 2497 | if (encodedPoint != NULL) |
2685 | if (clnt_ecdh != NULL) | 2498 | OPENSSL_free(encodedPoint); |
2686 | EC_KEY_free(clnt_ecdh); | 2499 | if (clnt_ecdh != NULL) |
2500 | EC_KEY_free(clnt_ecdh); | ||
2687 | EVP_PKEY_free(srvr_pub_pkey); | 2501 | EVP_PKEY_free(srvr_pub_pkey); |
2688 | } | 2502 | } |
2689 | #endif /* !OPENSSL_NO_ECDH */ | 2503 | #endif /* !OPENSSL_NO_ECDH */ |
2690 | else if (alg_k & SSL_kGOST) | 2504 | else if (alg_k & SSL_kGOST) { |
2691 | { | ||
2692 | /* GOST key exchange message creation */ | 2505 | /* GOST key exchange message creation */ |
2693 | EVP_PKEY_CTX *pkey_ctx; | 2506 | EVP_PKEY_CTX *pkey_ctx; |
2694 | X509 *peer_cert; | 2507 | X509 *peer_cert; |
2508 | |||
2695 | size_t msglen; | 2509 | size_t msglen; |
2696 | unsigned int md_len; | 2510 | unsigned int md_len; |
2697 | int keytype; | 2511 | int keytype; |
2698 | unsigned char premaster_secret[32],shared_ukm[32], tmp[256]; | 2512 | unsigned char premaster_secret[32], shared_ukm[32], tmp[256]; |
2699 | EVP_MD_CTX *ukm_hash; | 2513 | EVP_MD_CTX *ukm_hash; |
2700 | EVP_PKEY *pub_key; | 2514 | EVP_PKEY *pub_key; |
2701 | 2515 | ||
2702 | /* Get server sertificate PKEY and create ctx from it */ | 2516 | /* Get server sertificate PKEY and create ctx from it */ |
2703 | peer_cert=s->session->sess_cert->peer_pkeys[(keytype=SSL_PKEY_GOST01)].x509; | 2517 | peer_cert = s->session->sess_cert->peer_pkeys[(keytype = SSL_PKEY_GOST01)].x509; |
2704 | if (!peer_cert) | 2518 | if (!peer_cert) |
2705 | peer_cert=s->session->sess_cert->peer_pkeys[(keytype=SSL_PKEY_GOST94)].x509; | 2519 | peer_cert = s->session->sess_cert->peer_pkeys[(keytype = SSL_PKEY_GOST94)].x509; |
2706 | if (!peer_cert) { | 2520 | if (!peer_cert) { |
2707 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER); | 2521 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER); |
2708 | goto err; | 2522 | goto err; |
2709 | } | 2523 | } |
2710 | 2524 | ||
2711 | pkey_ctx=EVP_PKEY_CTX_new(pub_key=X509_get_pubkey(peer_cert),NULL); | 2525 | pkey_ctx = EVP_PKEY_CTX_new(pub_key = X509_get_pubkey(peer_cert), NULL); |
2712 | /* If we have send a certificate, and certificate key | 2526 | /* If we have send a certificate, and certificate key |
2713 | 2527 | ||
2714 | * parameters match those of server certificate, use | 2528 | * parameters match those of server certificate, use |
2715 | * certificate key for key exchange | 2529 | * certificate key for key exchange |
2716 | */ | 2530 | */ |
2717 | 2531 | ||
2718 | /* Otherwise, generate ephemeral key pair */ | 2532 | /* Otherwise, generate ephemeral key pair */ |
2719 | 2533 | ||
2720 | EVP_PKEY_encrypt_init(pkey_ctx); | 2534 | EVP_PKEY_encrypt_init(pkey_ctx); |
2721 | /* Generate session key */ | 2535 | /* Generate session key */ |
2722 | RAND_bytes(premaster_secret,32); | 2536 | RAND_bytes(premaster_secret, 32); |
2723 | /* If we have client certificate, use its secret as peer key */ | 2537 | /* If we have client certificate, use its secret as peer key */ |
2724 | if (s->s3->tmp.cert_req && s->cert->key->privatekey) { | 2538 | if (s->s3->tmp.cert_req && s->cert->key->privatekey) { |
2725 | if (EVP_PKEY_derive_set_peer(pkey_ctx,s->cert->key->privatekey) <=0) { | 2539 | if (EVP_PKEY_derive_set_peer(pkey_ctx, s->cert->key->privatekey) <=0) { |
2726 | /* If there was an error - just ignore it. Ephemeral key | 2540 | /* If there was an error - just ignore it. Ephemeral key |
2727 | * would be used | 2541 | * would be used |
2728 | */ | 2542 | */ |
2729 | ERR_clear_error(); | 2543 | ERR_clear_error(); |
2730 | } | 2544 | } |
2731 | } | 2545 | } |
2732 | /* Compute shared IV and store it in algorithm-specific | 2546 | /* Compute shared IV and store it in algorithm-specific |
2733 | * context data */ | 2547 | * context data */ |
2734 | ukm_hash = EVP_MD_CTX_create(); | 2548 | ukm_hash = EVP_MD_CTX_create(); |
2735 | EVP_DigestInit(ukm_hash,EVP_get_digestbynid(NID_id_GostR3411_94)); | 2549 | EVP_DigestInit(ukm_hash, EVP_get_digestbynid(NID_id_GostR3411_94)); |
2736 | EVP_DigestUpdate(ukm_hash,s->s3->client_random,SSL3_RANDOM_SIZE); | 2550 | EVP_DigestUpdate(ukm_hash, s->s3->client_random, SSL3_RANDOM_SIZE); |
2737 | EVP_DigestUpdate(ukm_hash,s->s3->server_random,SSL3_RANDOM_SIZE); | 2551 | EVP_DigestUpdate(ukm_hash, s->s3->server_random, SSL3_RANDOM_SIZE); |
2738 | EVP_DigestFinal_ex(ukm_hash, shared_ukm, &md_len); | 2552 | EVP_DigestFinal_ex(ukm_hash, shared_ukm, &md_len); |
2739 | EVP_MD_CTX_destroy(ukm_hash); | 2553 | EVP_MD_CTX_destroy(ukm_hash); |
2740 | if (EVP_PKEY_CTX_ctrl(pkey_ctx,-1,EVP_PKEY_OP_ENCRYPT,EVP_PKEY_CTRL_SET_IV, | 2554 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_ENCRYPT, EVP_PKEY_CTRL_SET_IV, |
2741 | 8,shared_ukm)<0) { | 2555 | 8, shared_ukm) < 0) { |
2742 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2556 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2743 | SSL_R_LIBRARY_BUG); | 2557 | SSL_R_LIBRARY_BUG); |
2744 | goto err; | 2558 | goto err; |
2745 | } | 2559 | } |
2746 | /* Make GOST keytransport blob message */ | 2560 | /* Make GOST keytransport blob message */ |
2747 | /*Encapsulate it into sequence */ | 2561 | /*Encapsulate it into sequence */ |
2748 | *(p++)=V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED; | 2562 | *(p++) = V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED; |
2749 | msglen=255; | 2563 | msglen = 255; |
2750 | if (EVP_PKEY_encrypt(pkey_ctx,tmp,&msglen,premaster_secret,32)<0) { | 2564 | if (EVP_PKEY_encrypt(pkey_ctx, tmp, &msglen, premaster_secret, 32) < 0) { |
2751 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2565 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2752 | SSL_R_LIBRARY_BUG); | 2566 | SSL_R_LIBRARY_BUG); |
2753 | goto err; | 2567 | goto err; |
2754 | } | 2568 | } |
2755 | if (msglen >= 0x80) | 2569 | if (msglen >= 0x80) { |
2756 | { | 2570 | *(p++) = 0x81; |
2757 | *(p++)=0x81; | 2571 | *(p++) = msglen & 0xff; |
2758 | *(p++)= msglen & 0xff; | 2572 | n = msglen + 3; |
2759 | n=msglen+3; | 2573 | } else { |
2760 | } | 2574 | *(p++) = msglen & 0xff; |
2761 | else | 2575 | n = msglen + 2; |
2762 | { | 2576 | } |
2763 | *(p++)= msglen & 0xff; | ||
2764 | n=msglen+2; | ||
2765 | } | ||
2766 | memcpy(p, tmp, msglen); | 2577 | memcpy(p, tmp, msglen); |
2767 | /* Check if pubkey from client certificate was used */ | 2578 | /* Check if pubkey from client certificate was used */ |
2768 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) | 2579 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) { |
2769 | { | ||
2770 | /* Set flag "skip certificate verify" */ | 2580 | /* Set flag "skip certificate verify" */ |
2771 | s->s3->flags |= TLS1_FLAGS_SKIP_CERT_VERIFY; | 2581 | s->s3->flags |= TLS1_FLAGS_SKIP_CERT_VERIFY; |
2772 | } | 2582 | } |
2773 | EVP_PKEY_CTX_free(pkey_ctx); | 2583 | EVP_PKEY_CTX_free(pkey_ctx); |
2774 | s->session->master_key_length= | 2584 | s->session->master_key_length = |
2775 | s->method->ssl3_enc->generate_master_secret(s, | 2585 | s->method->ssl3_enc->generate_master_secret(s, |
2776 | s->session->master_key,premaster_secret,32); | 2586 | s->session->master_key, premaster_secret, 32); |
2777 | EVP_PKEY_free(pub_key); | 2587 | EVP_PKEY_free(pub_key); |
2778 | 2588 | ||
2779 | } | 2589 | } |
2780 | #ifndef OPENSSL_NO_SRP | 2590 | #ifndef OPENSSL_NO_SRP |
2781 | else if (alg_k & SSL_kSRP) | 2591 | else if (alg_k & SSL_kSRP) { |
2782 | { | 2592 | if (s->srp_ctx.A != NULL) { |
2783 | if (s->srp_ctx.A != NULL) | ||
2784 | { | ||
2785 | /* send off the data */ | 2593 | /* send off the data */ |
2786 | n=BN_num_bytes(s->srp_ctx.A); | 2594 | n = BN_num_bytes(s->srp_ctx.A); |
2787 | s2n(n,p); | 2595 | s2n(n, p); |
2788 | BN_bn2bin(s->srp_ctx.A,p); | 2596 | BN_bn2bin(s->srp_ctx.A, p); |
2789 | n+=2; | 2597 | n += 2; |
2790 | } | 2598 | } else { |
2791 | else | 2599 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2792 | { | ||
2793 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2794 | goto err; | 2600 | goto err; |
2795 | } | 2601 | } |
2796 | if (s->session->srp_username != NULL) | 2602 | if (s->session->srp_username != NULL) |
2797 | OPENSSL_free(s->session->srp_username); | 2603 | OPENSSL_free(s->session->srp_username); |
2798 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | 2604 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); |
2799 | if (s->session->srp_username == NULL) | 2605 | if (s->session->srp_username == NULL) { |
2800 | { | ||
2801 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2606 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2802 | ERR_R_MALLOC_FAILURE); | 2607 | ERR_R_MALLOC_FAILURE); |
2803 | goto err; | 2608 | goto err; |
2804 | } | 2609 | } |
2805 | 2610 | ||
2806 | if ((s->session->master_key_length = SRP_generate_client_master_secret(s,s->session->master_key))<0) | 2611 | if ((s->session->master_key_length = SRP_generate_client_master_secret(s, s->session->master_key)) < 0) { |
2807 | { | 2612 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2808 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | ||
2809 | goto err; | 2613 | goto err; |
2810 | } | ||
2811 | } | 2614 | } |
2615 | } | ||
2812 | #endif | 2616 | #endif |
2813 | #ifndef OPENSSL_NO_PSK | 2617 | #ifndef OPENSSL_NO_PSK |
2814 | else if (alg_k & SSL_kPSK) | 2618 | else if (alg_k & SSL_kPSK) { |
2815 | { | ||
2816 | char identity[PSK_MAX_IDENTITY_LEN]; | 2619 | char identity[PSK_MAX_IDENTITY_LEN]; |
2817 | unsigned char *t = NULL; | 2620 | unsigned char *t = NULL; |
2818 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2+4]; | 2621 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2 + 4]; |
2819 | unsigned int pre_ms_len = 0, psk_len = 0; | 2622 | unsigned int pre_ms_len = 0, psk_len = 0; |
2820 | int psk_err = 1; | 2623 | int psk_err = 1; |
2821 | 2624 | ||
2822 | n = 0; | 2625 | n = 0; |
2823 | if (s->psk_client_callback == NULL) | 2626 | if (s->psk_client_callback == NULL) { |
2824 | { | ||
2825 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2627 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2826 | SSL_R_PSK_NO_CLIENT_CB); | 2628 | SSL_R_PSK_NO_CLIENT_CB); |
2827 | goto err; | 2629 | goto err; |
2828 | } | 2630 | } |
2829 | 2631 | ||
2830 | psk_len = s->psk_client_callback(s, s->ctx->psk_identity_hint, | 2632 | psk_len = s->psk_client_callback(s, s->ctx->psk_identity_hint, |
2831 | identity, PSK_MAX_IDENTITY_LEN, | 2633 | identity, PSK_MAX_IDENTITY_LEN, |
2832 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2634 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2833 | if (psk_len > PSK_MAX_PSK_LEN) | 2635 | if (psk_len > PSK_MAX_PSK_LEN) { |
2834 | { | ||
2835 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2636 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2836 | ERR_R_INTERNAL_ERROR); | 2637 | ERR_R_INTERNAL_ERROR); |
2837 | goto psk_err; | 2638 | goto psk_err; |
2838 | } | 2639 | } else if (psk_len == 0) { |
2839 | else if (psk_len == 0) | ||
2840 | { | ||
2841 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2640 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2842 | SSL_R_PSK_IDENTITY_NOT_FOUND); | 2641 | SSL_R_PSK_IDENTITY_NOT_FOUND); |
2843 | goto psk_err; | 2642 | goto psk_err; |
2844 | } | 2643 | } |
2845 | 2644 | ||
2846 | /* create PSK pre_master_secret */ | 2645 | /* create PSK pre_master_secret */ |
2847 | pre_ms_len = 2+psk_len+2+psk_len; | 2646 | pre_ms_len = 2 + psk_len + 2 + psk_len; |
2848 | t = psk_or_pre_ms; | 2647 | t = psk_or_pre_ms; |
2849 | memmove(psk_or_pre_ms+psk_len+4, psk_or_pre_ms, psk_len); | 2648 | memmove(psk_or_pre_ms + psk_len + 4, psk_or_pre_ms, psk_len); |
2850 | s2n(psk_len, t); | 2649 | s2n(psk_len, t); |
2851 | memset(t, 0, psk_len); | 2650 | memset(t, 0, psk_len); |
2852 | t+=psk_len; | 2651 | t += psk_len; |
2853 | s2n(psk_len, t); | 2652 | s2n(psk_len, t); |
2854 | 2653 | ||
2855 | if (s->session->psk_identity_hint != NULL) | 2654 | if (s->session->psk_identity_hint != NULL) |
2856 | OPENSSL_free(s->session->psk_identity_hint); | 2655 | OPENSSL_free(s->session->psk_identity_hint); |
2857 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); | 2656 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); |
2858 | if (s->ctx->psk_identity_hint != NULL && | 2657 | if (s->ctx->psk_identity_hint != NULL && |
2859 | s->session->psk_identity_hint == NULL) | 2658 | s->session->psk_identity_hint == NULL) { |
2860 | { | ||
2861 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2659 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2862 | ERR_R_MALLOC_FAILURE); | 2660 | ERR_R_MALLOC_FAILURE); |
2863 | goto psk_err; | 2661 | goto psk_err; |
2864 | } | 2662 | } |
2865 | 2663 | ||
2866 | if (s->session->psk_identity != NULL) | 2664 | if (s->session->psk_identity != NULL) |
2867 | OPENSSL_free(s->session->psk_identity); | 2665 | OPENSSL_free(s->session->psk_identity); |
2868 | s->session->psk_identity = BUF_strdup(identity); | 2666 | s->session->psk_identity = BUF_strdup(identity); |
2869 | if (s->session->psk_identity == NULL) | 2667 | if (s->session->psk_identity == NULL) { |
2870 | { | ||
2871 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2668 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2872 | ERR_R_MALLOC_FAILURE); | 2669 | ERR_R_MALLOC_FAILURE); |
2873 | goto psk_err; | 2670 | goto psk_err; |
2874 | } | 2671 | } |
2875 | 2672 | ||
2876 | s->session->master_key_length = | 2673 | s->session->master_key_length = |
2877 | s->method->ssl3_enc->generate_master_secret(s, | 2674 | s->method->ssl3_enc->generate_master_secret( |
2878 | s->session->master_key, | 2675 | s, s->session->master_key, psk_or_pre_ms, |
2879 | psk_or_pre_ms, pre_ms_len); | 2676 | pre_ms_len); |
2677 | |||
2880 | n = strlen(identity); | 2678 | n = strlen(identity); |
2881 | s2n(n, p); | 2679 | s2n(n, p); |
2882 | memcpy(p, identity, n); | 2680 | memcpy(p, identity, n); |
2883 | n+=2; | 2681 | n += 2; |
2884 | psk_err = 0; | 2682 | psk_err = 0; |
2885 | psk_err: | 2683 | psk_err: |
2886 | OPENSSL_cleanse(identity, PSK_MAX_IDENTITY_LEN); | 2684 | OPENSSL_cleanse(identity, PSK_MAX_IDENTITY_LEN); |
2887 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2685 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2888 | if (psk_err != 0) | 2686 | if (psk_err != 0) { |
2889 | { | ||
2890 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); | 2687 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
2891 | goto err; | 2688 | goto err; |
2892 | } | ||
2893 | } | 2689 | } |
2690 | } | ||
2894 | #endif | 2691 | #endif |
2895 | else | 2692 | else { |
2896 | { | ||
2897 | ssl3_send_alert(s, SSL3_AL_FATAL, | 2693 | ssl3_send_alert(s, SSL3_AL_FATAL, |
2898 | SSL_AD_HANDSHAKE_FAILURE); | 2694 | SSL_AD_HANDSHAKE_FAILURE); |
2899 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, | 2695 | SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, |
2900 | ERR_R_INTERNAL_ERROR); | 2696 | ERR_R_INTERNAL_ERROR); |
2901 | goto err; | 2697 | goto err; |
2902 | } | 2698 | } |
2903 | |||
2904 | *(d++)=SSL3_MT_CLIENT_KEY_EXCHANGE; | ||
2905 | l2n3(n,d); | ||
2906 | 2699 | ||
2907 | s->state=SSL3_ST_CW_KEY_EXCH_B; | 2700 | *(d++) = SSL3_MT_CLIENT_KEY_EXCHANGE; |
2701 | l2n3(n, d); | ||
2702 | |||
2703 | s->state = SSL3_ST_CW_KEY_EXCH_B; | ||
2908 | /* number of bytes to write */ | 2704 | /* number of bytes to write */ |
2909 | s->init_num=n+4; | 2705 | s->init_num = n + 4; |
2910 | s->init_off=0; | 2706 | s->init_off = 0; |
2911 | } | 2707 | } |
2912 | 2708 | ||
2913 | /* SSL3_ST_CW_KEY_EXCH_B */ | 2709 | /* SSL3_ST_CW_KEY_EXCH_B */ |
2914 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 2710 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2915 | err: | 2711 | err: |
2916 | #ifndef OPENSSL_NO_ECDH | 2712 | #ifndef OPENSSL_NO_ECDH |
2917 | BN_CTX_free(bn_ctx); | 2713 | BN_CTX_free(bn_ctx); |
2918 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 2714 | if (encodedPoint != NULL) |
2919 | if (clnt_ecdh != NULL) | 2715 | OPENSSL_free(encodedPoint); |
2716 | if (clnt_ecdh != NULL) | ||
2920 | EC_KEY_free(clnt_ecdh); | 2717 | EC_KEY_free(clnt_ecdh); |
2921 | EVP_PKEY_free(srvr_pub_pkey); | 2718 | EVP_PKEY_free(srvr_pub_pkey); |
2922 | #endif | 2719 | #endif |
2923 | return(-1); | 2720 | return (-1); |
2924 | } | 2721 | } |
2925 | 2722 | ||
2926 | int ssl3_send_client_verify(SSL *s) | 2723 | int |
2927 | { | 2724 | ssl3_send_client_verify(SSL *s) |
2928 | unsigned char *p,*d; | 2725 | { |
2929 | unsigned char data[MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH]; | 2726 | unsigned char *p, *d; |
2727 | unsigned char data[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH]; | ||
2930 | EVP_PKEY *pkey; | 2728 | EVP_PKEY *pkey; |
2931 | EVP_PKEY_CTX *pctx=NULL; | 2729 | EVP_PKEY_CTX *pctx = NULL; |
2932 | EVP_MD_CTX mctx; | 2730 | EVP_MD_CTX mctx; |
2933 | unsigned u=0; | 2731 | unsigned u = 0; |
2934 | unsigned long n; | 2732 | unsigned long n; |
2935 | int j; | 2733 | int j; |
2936 | 2734 | ||
2937 | EVP_MD_CTX_init(&mctx); | 2735 | EVP_MD_CTX_init(&mctx); |
2938 | 2736 | ||
2939 | if (s->state == SSL3_ST_CW_CERT_VRFY_A) | 2737 | if (s->state == SSL3_ST_CW_CERT_VRFY_A) { |
2940 | { | 2738 | d = (unsigned char *)s->init_buf->data; |
2941 | d=(unsigned char *)s->init_buf->data; | 2739 | p = &(d[4]); |
2942 | p= &(d[4]); | 2740 | pkey = s->cert->key->privatekey; |
2943 | pkey=s->cert->key->privatekey; | ||
2944 | /* Create context from key and test if sha1 is allowed as digest */ | 2741 | /* Create context from key and test if sha1 is allowed as digest */ |
2945 | pctx = EVP_PKEY_CTX_new(pkey,NULL); | 2742 | pctx = EVP_PKEY_CTX_new(pkey, NULL); |
2946 | EVP_PKEY_sign_init(pctx); | 2743 | EVP_PKEY_sign_init(pctx); |
2947 | if (EVP_PKEY_CTX_set_signature_md(pctx, EVP_sha1())>0) | 2744 | if (EVP_PKEY_CTX_set_signature_md(pctx, EVP_sha1()) > 0) { |
2948 | { | ||
2949 | if (TLS1_get_version(s) < TLS1_2_VERSION) | 2745 | if (TLS1_get_version(s) < TLS1_2_VERSION) |
2950 | s->method->ssl3_enc->cert_verify_mac(s, | 2746 | s->method->ssl3_enc->cert_verify_mac(s, |
2951 | NID_sha1, | 2747 | NID_sha1, |
2952 | &(data[MD5_DIGEST_LENGTH])); | 2748 | &(data[MD5_DIGEST_LENGTH])); |
2953 | } | 2749 | } else { |
2954 | else | ||
2955 | { | ||
2956 | ERR_clear_error(); | 2750 | ERR_clear_error(); |
2957 | } | 2751 | } |
2958 | /* For TLS v1.2 send signature algorithm and signature | 2752 | /* For TLS v1.2 send signature algorithm and signature |
2959 | * using agreed digest and cached handshake records. | 2753 | * using agreed digest and cached handshake records. |
2960 | */ | 2754 | */ |
2961 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 2755 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2962 | { | ||
2963 | long hdatalen = 0; | 2756 | long hdatalen = 0; |
2964 | void *hdata; | 2757 | void *hdata; |
2965 | const EVP_MD *md = s->cert->key->digest; | 2758 | const EVP_MD *md = s->cert->key->digest; |
2966 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, | 2759 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, |
2967 | &hdata); | 2760 | &hdata); |
2968 | if (hdatalen <= 0 || !tls12_get_sigandhash(p, pkey, md)) | 2761 | if (hdatalen <= 0 || !tls12_get_sigandhash(p, pkey, md)) { |
2969 | { | ||
2970 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2762 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
2971 | ERR_R_INTERNAL_ERROR); | 2763 | ERR_R_INTERNAL_ERROR); |
2972 | goto err; | 2764 | goto err; |
2973 | } | 2765 | } |
2974 | p += 2; | 2766 | p += 2; |
2975 | #ifdef SSL_DEBUG | 2767 | #ifdef SSL_DEBUG |
2976 | fprintf(stderr, "Using TLS 1.2 with client alg %s\n", | 2768 | fprintf(stderr, "Using TLS 1.2 with client alg %s\n", |
2977 | EVP_MD_name(md)); | 2769 | EVP_MD_name(md)); |
2978 | #endif | 2770 | #endif |
2979 | if (!EVP_SignInit_ex(&mctx, md, NULL) | 2771 | if (!EVP_SignInit_ex(&mctx, md, NULL) || |
2980 | || !EVP_SignUpdate(&mctx, hdata, hdatalen) | 2772 | !EVP_SignUpdate(&mctx, hdata, hdatalen) || |
2981 | || !EVP_SignFinal(&mctx, p + 2, &u, pkey)) | 2773 | !EVP_SignFinal(&mctx, p + 2, &u, pkey)) { |
2982 | { | ||
2983 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2774 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
2984 | ERR_R_EVP_LIB); | 2775 | ERR_R_EVP_LIB); |
2985 | goto err; | 2776 | goto err; |
2986 | } | 2777 | } |
2987 | s2n(u,p); | 2778 | s2n(u, p); |
2988 | n = u + 4; | 2779 | n = u + 4; |
2989 | if (!ssl3_digest_cached_records(s)) | 2780 | if (!ssl3_digest_cached_records(s)) |
2990 | goto err; | 2781 | goto err; |
2991 | } | 2782 | } else |
2992 | else | ||
2993 | #ifndef OPENSSL_NO_RSA | 2783 | #ifndef OPENSSL_NO_RSA |
2994 | if (pkey->type == EVP_PKEY_RSA) | 2784 | if (pkey->type == EVP_PKEY_RSA) { |
2995 | { | 2785 | s->method->ssl3_enc->cert_verify_mac( |
2996 | s->method->ssl3_enc->cert_verify_mac(s, | 2786 | s, NID_md5, &(data[0])); |
2997 | NID_md5, | ||
2998 | &(data[0])); | ||
2999 | if (RSA_sign(NID_md5_sha1, data, | 2787 | if (RSA_sign(NID_md5_sha1, data, |
3000 | MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, | 2788 | MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH, &(p[2]), |
3001 | &(p[2]), &u, pkey->pkey.rsa) <= 0 ) | 2789 | &u, pkey->pkey.rsa) <= 0 ) { |
3002 | { | 2790 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_RSA_LIB); |
3003 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_RSA_LIB); | ||
3004 | goto err; | 2791 | goto err; |
3005 | } | ||
3006 | s2n(u,p); | ||
3007 | n=u+2; | ||
3008 | } | 2792 | } |
3009 | else | 2793 | s2n(u, p); |
2794 | n = u + 2; | ||
2795 | } else | ||
3010 | #endif | 2796 | #endif |
3011 | #ifndef OPENSSL_NO_DSA | 2797 | #ifndef OPENSSL_NO_DSA |
3012 | if (pkey->type == EVP_PKEY_DSA) | 2798 | if (pkey->type == EVP_PKEY_DSA) { |
3013 | { | ||
3014 | if (!DSA_sign(pkey->save_type, | 2799 | if (!DSA_sign(pkey->save_type, |
3015 | &(data[MD5_DIGEST_LENGTH]), | 2800 | &(data[MD5_DIGEST_LENGTH]), |
3016 | SHA_DIGEST_LENGTH,&(p[2]), | 2801 | SHA_DIGEST_LENGTH, &(p[2]), |
3017 | (unsigned int *)&j,pkey->pkey.dsa)) | 2802 | (unsigned int *)&j, pkey->pkey.dsa)) { |
3018 | { | 2803 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_DSA_LIB); |
3019 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_DSA_LIB); | ||
3020 | goto err; | 2804 | goto err; |
3021 | } | ||
3022 | s2n(j,p); | ||
3023 | n=j+2; | ||
3024 | } | 2805 | } |
3025 | else | 2806 | s2n(j, p); |
2807 | n = j + 2; | ||
2808 | } else | ||
3026 | #endif | 2809 | #endif |
3027 | #ifndef OPENSSL_NO_ECDSA | 2810 | #ifndef OPENSSL_NO_ECDSA |
3028 | if (pkey->type == EVP_PKEY_EC) | 2811 | if (pkey->type == EVP_PKEY_EC) { |
3029 | { | ||
3030 | if (!ECDSA_sign(pkey->save_type, | 2812 | if (!ECDSA_sign(pkey->save_type, |
3031 | &(data[MD5_DIGEST_LENGTH]), | 2813 | &(data[MD5_DIGEST_LENGTH]), |
3032 | SHA_DIGEST_LENGTH,&(p[2]), | 2814 | SHA_DIGEST_LENGTH, &(p[2]), |
3033 | (unsigned int *)&j,pkey->pkey.ec)) | 2815 | (unsigned int *)&j, pkey->pkey.ec)) { |
3034 | { | ||
3035 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2816 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
3036 | ERR_R_ECDSA_LIB); | 2817 | ERR_R_ECDSA_LIB); |
3037 | goto err; | 2818 | goto err; |
3038 | } | ||
3039 | s2n(j,p); | ||
3040 | n=j+2; | ||
3041 | } | 2819 | } |
3042 | else | 2820 | s2n(j, p); |
2821 | n = j + 2; | ||
2822 | } else | ||
3043 | #endif | 2823 | #endif |
3044 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) | 2824 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) { |
3045 | { | 2825 | unsigned char signbuf[64]; |
3046 | unsigned char signbuf[64]; | 2826 | int i; |
3047 | int i; | 2827 | size_t sigsize = 64; |
3048 | size_t sigsize=64; | 2828 | s->method->ssl3_enc->cert_verify_mac(s, |
3049 | s->method->ssl3_enc->cert_verify_mac(s, | ||
3050 | NID_id_GostR3411_94, | 2829 | NID_id_GostR3411_94, |
3051 | data); | 2830 | data); |
3052 | if (EVP_PKEY_sign(pctx, signbuf, &sigsize, data, 32) <= 0) { | 2831 | if (EVP_PKEY_sign(pctx, signbuf, &sigsize, data, 32) <= 0) { |
3053 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, | 2832 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, |
3054 | ERR_R_INTERNAL_ERROR); | 2833 | ERR_R_INTERNAL_ERROR); |
3055 | goto err; | 2834 | goto err; |
3056 | } | 2835 | } |
3057 | for (i=63,j=0; i>=0; j++, i--) { | 2836 | for (i = 63, j = 0; i >= 0; j++, i--) { |
3058 | p[2+j]=signbuf[i]; | 2837 | p[2 + j] = signbuf[i]; |
3059 | } | 2838 | } |
3060 | s2n(j,p); | 2839 | s2n(j, p); |
3061 | n=j+2; | 2840 | n = j + 2; |
3062 | } | 2841 | } else { |
3063 | else | 2842 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY, ERR_R_INTERNAL_ERROR); |
3064 | { | ||
3065 | SSLerr(SSL_F_SSL3_SEND_CLIENT_VERIFY,ERR_R_INTERNAL_ERROR); | ||
3066 | goto err; | 2843 | goto err; |
3067 | } | 2844 | } |
3068 | *(d++)=SSL3_MT_CERTIFICATE_VERIFY; | 2845 | *(d++) = SSL3_MT_CERTIFICATE_VERIFY; |
3069 | l2n3(n,d); | 2846 | l2n3(n, d); |
3070 | 2847 | ||
3071 | s->state=SSL3_ST_CW_CERT_VRFY_B; | 2848 | s->state = SSL3_ST_CW_CERT_VRFY_B; |
3072 | s->init_num=(int)n+4; | 2849 | s->init_num = (int)n + 4; |
3073 | s->init_off=0; | 2850 | s->init_off = 0; |
3074 | } | 2851 | } |
3075 | EVP_MD_CTX_cleanup(&mctx); | 2852 | EVP_MD_CTX_cleanup(&mctx); |
3076 | EVP_PKEY_CTX_free(pctx); | 2853 | EVP_PKEY_CTX_free(pctx); |
3077 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 2854 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3078 | err: | 2855 | err: |
3079 | EVP_MD_CTX_cleanup(&mctx); | 2856 | EVP_MD_CTX_cleanup(&mctx); |
3080 | EVP_PKEY_CTX_free(pctx); | 2857 | EVP_PKEY_CTX_free(pctx); |
3081 | return(-1); | 2858 | return (-1); |
3082 | } | 2859 | } |
3083 | 2860 | ||
3084 | int ssl3_send_client_certificate(SSL *s) | 2861 | int |
3085 | { | 2862 | ssl3_send_client_certificate(SSL *s) |
3086 | X509 *x509=NULL; | 2863 | { |
3087 | EVP_PKEY *pkey=NULL; | 2864 | X509 *x509 = NULL; |
2865 | EVP_PKEY *pkey = NULL; | ||
3088 | int i; | 2866 | int i; |
3089 | unsigned long l; | 2867 | unsigned long l; |
3090 | 2868 | ||
3091 | if (s->state == SSL3_ST_CW_CERT_A) | 2869 | if (s->state == SSL3_ST_CW_CERT_A) { |
3092 | { | 2870 | if ((s->cert == NULL) || (s->cert->key->x509 == NULL) || |
3093 | if ((s->cert == NULL) || | 2871 | (s->cert->key->privatekey == NULL)) |
3094 | (s->cert->key->x509 == NULL) || | 2872 | s->state = SSL3_ST_CW_CERT_B; |
3095 | (s->cert->key->privatekey == NULL)) | ||
3096 | s->state=SSL3_ST_CW_CERT_B; | ||
3097 | else | 2873 | else |
3098 | s->state=SSL3_ST_CW_CERT_C; | 2874 | s->state = SSL3_ST_CW_CERT_C; |
3099 | } | 2875 | } |
3100 | 2876 | ||
3101 | /* We need to get a client cert */ | 2877 | /* We need to get a client cert */ |
3102 | if (s->state == SSL3_ST_CW_CERT_B) | 2878 | if (s->state == SSL3_ST_CW_CERT_B) { |
3103 | { | ||
3104 | /* If we get an error, we need to | 2879 | /* If we get an error, we need to |
3105 | * ssl->rwstate=SSL_X509_LOOKUP; return(-1); | 2880 | * ssl->rwstate=SSL_X509_LOOKUP; return(-1); |
3106 | * We then get retied later */ | 2881 | * We then get retied later */ |
3107 | i=0; | 2882 | i = 0; |
3108 | i = ssl_do_client_cert_cb(s, &x509, &pkey); | 2883 | i = ssl_do_client_cert_cb(s, &x509, &pkey); |
3109 | if (i < 0) | 2884 | if (i < 0) { |
3110 | { | 2885 | s->rwstate = SSL_X509_LOOKUP; |
3111 | s->rwstate=SSL_X509_LOOKUP; | 2886 | return (-1); |
3112 | return(-1); | 2887 | } |
3113 | } | 2888 | s->rwstate = SSL_NOTHING; |
3114 | s->rwstate=SSL_NOTHING; | 2889 | if ((i == 1) && (pkey != NULL) && (x509 != NULL)) { |
3115 | if ((i == 1) && (pkey != NULL) && (x509 != NULL)) | 2890 | s->state = SSL3_ST_CW_CERT_B; |
3116 | { | 2891 | if (!SSL_use_certificate(s, x509) || |
3117 | s->state=SSL3_ST_CW_CERT_B; | 2892 | !SSL_use_PrivateKey(s, pkey)) |
3118 | if ( !SSL_use_certificate(s,x509) || | 2893 | i = 0; |
3119 | !SSL_use_PrivateKey(s,pkey)) | 2894 | } else if (i == 1) { |
3120 | i=0; | 2895 | i = 0; |
3121 | } | 2896 | SSLerr(SSL_F_SSL3_SEND_CLIENT_CERTIFICATE, SSL_R_BAD_DATA_RETURNED_BY_CALLBACK); |
3122 | else if (i == 1) | 2897 | } |
3123 | { | 2898 | |
3124 | i=0; | 2899 | if (x509 != NULL) |
3125 | SSLerr(SSL_F_SSL3_SEND_CLIENT_CERTIFICATE,SSL_R_BAD_DATA_RETURNED_BY_CALLBACK); | 2900 | X509_free(x509); |
3126 | } | 2901 | if (pkey != NULL) |
3127 | 2902 | EVP_PKEY_free(pkey); | |
3128 | if (x509 != NULL) X509_free(x509); | 2903 | if (i == 0) { |
3129 | if (pkey != NULL) EVP_PKEY_free(pkey); | 2904 | if (s->version == SSL3_VERSION) { |
3130 | if (i == 0) | 2905 | s->s3->tmp.cert_req = 0; |
3131 | { | 2906 | ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_NO_CERTIFICATE); |
3132 | if (s->version == SSL3_VERSION) | 2907 | return (1); |
3133 | { | 2908 | } else { |
3134 | s->s3->tmp.cert_req=0; | 2909 | s->s3->tmp.cert_req = 2; |
3135 | ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_NO_CERTIFICATE); | ||
3136 | return(1); | ||
3137 | } | ||
3138 | else | ||
3139 | { | ||
3140 | s->s3->tmp.cert_req=2; | ||
3141 | } | ||
3142 | } | 2910 | } |
2911 | } | ||
3143 | 2912 | ||
3144 | /* Ok, we have a cert */ | 2913 | /* Ok, we have a cert */ |
3145 | s->state=SSL3_ST_CW_CERT_C; | 2914 | s->state = SSL3_ST_CW_CERT_C; |
3146 | } | 2915 | } |
3147 | 2916 | ||
3148 | if (s->state == SSL3_ST_CW_CERT_C) | 2917 | if (s->state == SSL3_ST_CW_CERT_C) { |
3149 | { | 2918 | s->state = SSL3_ST_CW_CERT_D; |
3150 | s->state=SSL3_ST_CW_CERT_D; | 2919 | l = ssl3_output_cert_chain(s, |
3151 | l=ssl3_output_cert_chain(s, | 2920 | (s->s3->tmp.cert_req == 2) ? NULL : s->cert->key->x509); |
3152 | (s->s3->tmp.cert_req == 2)?NULL:s->cert->key->x509); | 2921 | s->init_num = (int)l; |
3153 | s->init_num=(int)l; | 2922 | s->init_off = 0; |
3154 | s->init_off=0; | ||
3155 | } | ||
3156 | /* SSL3_ST_CW_CERT_D */ | ||
3157 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | ||
3158 | } | 2923 | } |
2924 | /* SSL3_ST_CW_CERT_D */ | ||
2925 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); | ||
2926 | } | ||
3159 | 2927 | ||
3160 | #define has_bits(i,m) (((i)&(m)) == (m)) | 2928 | #define has_bits(i,m) (((i)&(m)) == (m)) |
3161 | 2929 | ||
3162 | int ssl3_check_cert_and_algorithm(SSL *s) | 2930 | int |
3163 | { | 2931 | ssl3_check_cert_and_algorithm(SSL *s) |
3164 | int i,idx; | 2932 | { |
3165 | long alg_k,alg_a; | 2933 | int i, idx; |
3166 | EVP_PKEY *pkey=NULL; | 2934 | long alg_k, alg_a; |
2935 | EVP_PKEY *pkey = NULL; | ||
3167 | SESS_CERT *sc; | 2936 | SESS_CERT *sc; |
3168 | #ifndef OPENSSL_NO_RSA | 2937 | #ifndef OPENSSL_NO_RSA |
3169 | RSA *rsa; | 2938 | RSA *rsa; |
@@ -3172,138 +2941,120 @@ int ssl3_check_cert_and_algorithm(SSL *s) | |||
3172 | DH *dh; | 2941 | DH *dh; |
3173 | #endif | 2942 | #endif |
3174 | 2943 | ||
3175 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2944 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
3176 | alg_a=s->s3->tmp.new_cipher->algorithm_auth; | 2945 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
3177 | 2946 | ||
3178 | /* we don't have a certificate */ | 2947 | /* we don't have a certificate */ |
3179 | if ((alg_a & (SSL_aDH|SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) | 2948 | if ((alg_a & (SSL_aDH|SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) |
3180 | return(1); | 2949 | return (1); |
3181 | 2950 | ||
3182 | sc=s->session->sess_cert; | 2951 | sc = s->session->sess_cert; |
3183 | if (sc == NULL) | 2952 | if (sc == NULL) { |
3184 | { | 2953 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, ERR_R_INTERNAL_ERROR); |
3185 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,ERR_R_INTERNAL_ERROR); | ||
3186 | goto err; | 2954 | goto err; |
3187 | } | 2955 | } |
3188 | 2956 | ||
3189 | #ifndef OPENSSL_NO_RSA | 2957 | #ifndef OPENSSL_NO_RSA |
3190 | rsa=s->session->sess_cert->peer_rsa_tmp; | 2958 | rsa = s->session->sess_cert->peer_rsa_tmp; |
3191 | #endif | 2959 | #endif |
3192 | #ifndef OPENSSL_NO_DH | 2960 | #ifndef OPENSSL_NO_DH |
3193 | dh=s->session->sess_cert->peer_dh_tmp; | 2961 | dh = s->session->sess_cert->peer_dh_tmp; |
3194 | #endif | 2962 | #endif |
3195 | 2963 | ||
3196 | /* This is the passed certificate */ | 2964 | /* This is the passed certificate */ |
3197 | 2965 | ||
3198 | idx=sc->peer_cert_type; | 2966 | idx = sc->peer_cert_type; |
3199 | #ifndef OPENSSL_NO_ECDH | 2967 | #ifndef OPENSSL_NO_ECDH |
3200 | if (idx == SSL_PKEY_ECC) | 2968 | if (idx == SSL_PKEY_ECC) { |
3201 | { | ||
3202 | if (ssl_check_srvr_ecc_cert_and_alg(sc->peer_pkeys[idx].x509, | 2969 | if (ssl_check_srvr_ecc_cert_and_alg(sc->peer_pkeys[idx].x509, |
3203 | s) == 0) | 2970 | s) == 0) |
3204 | { /* check failed */ | 2971 | { /* check failed */ |
3205 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_BAD_ECC_CERT); | 2972 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_BAD_ECC_CERT); |
3206 | goto f_err; | 2973 | goto f_err; |
3207 | } | 2974 | } else { |
3208 | else | ||
3209 | { | ||
3210 | return 1; | 2975 | return 1; |
3211 | } | ||
3212 | } | 2976 | } |
2977 | } | ||
3213 | #endif | 2978 | #endif |
3214 | pkey=X509_get_pubkey(sc->peer_pkeys[idx].x509); | 2979 | pkey = X509_get_pubkey(sc->peer_pkeys[idx].x509); |
3215 | i=X509_certificate_type(sc->peer_pkeys[idx].x509,pkey); | 2980 | i = X509_certificate_type(sc->peer_pkeys[idx].x509, pkey); |
3216 | EVP_PKEY_free(pkey); | 2981 | EVP_PKEY_free(pkey); |
3217 | 2982 | ||
3218 | 2983 | ||
3219 | /* Check that we have a certificate if we require one */ | 2984 | /* Check that we have a certificate if we require one */ |
3220 | if ((alg_a & SSL_aRSA) && !has_bits(i,EVP_PK_RSA|EVP_PKT_SIGN)) | 2985 | if ((alg_a & SSL_aRSA) && !has_bits(i, EVP_PK_RSA|EVP_PKT_SIGN)) { |
3221 | { | 2986 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_RSA_SIGNING_CERT); |
3222 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_RSA_SIGNING_CERT); | ||
3223 | goto f_err; | 2987 | goto f_err; |
3224 | } | 2988 | } |
3225 | #ifndef OPENSSL_NO_DSA | 2989 | #ifndef OPENSSL_NO_DSA |
3226 | else if ((alg_a & SSL_aDSS) && !has_bits(i,EVP_PK_DSA|EVP_PKT_SIGN)) | 2990 | else if ((alg_a & SSL_aDSS) && !has_bits(i, EVP_PK_DSA|EVP_PKT_SIGN)) { |
3227 | { | 2991 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DSA_SIGNING_CERT); |
3228 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DSA_SIGNING_CERT); | ||
3229 | goto f_err; | 2992 | goto f_err; |
3230 | } | 2993 | } |
3231 | #endif | 2994 | #endif |
3232 | #ifndef OPENSSL_NO_RSA | 2995 | #ifndef OPENSSL_NO_RSA |
3233 | if ((alg_k & SSL_kRSA) && | 2996 | if ((alg_k & SSL_kRSA) && |
3234 | !(has_bits(i,EVP_PK_RSA|EVP_PKT_ENC) || (rsa != NULL))) | 2997 | !(has_bits(i, EVP_PK_RSA|EVP_PKT_ENC) || (rsa != NULL))) { |
3235 | { | 2998 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_RSA_ENCRYPTING_CERT); |
3236 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_RSA_ENCRYPTING_CERT); | ||
3237 | goto f_err; | 2999 | goto f_err; |
3238 | } | 3000 | } |
3239 | #endif | 3001 | #endif |
3240 | #ifndef OPENSSL_NO_DH | 3002 | #ifndef OPENSSL_NO_DH |
3241 | if ((alg_k & SSL_kEDH) && | 3003 | if ((alg_k & SSL_kEDH) && |
3242 | !(has_bits(i,EVP_PK_DH|EVP_PKT_EXCH) || (dh != NULL))) | 3004 | !(has_bits(i, EVP_PK_DH|EVP_PKT_EXCH) || (dh != NULL))) { |
3243 | { | 3005 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_KEY); |
3244 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_KEY); | ||
3245 | goto f_err; | 3006 | goto f_err; |
3246 | } | 3007 | } else if ((alg_k & SSL_kDHr) && !has_bits(i, EVP_PK_DH|EVP_PKS_RSA)) { |
3247 | else if ((alg_k & SSL_kDHr) && !has_bits(i,EVP_PK_DH|EVP_PKS_RSA)) | 3008 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_RSA_CERT); |
3248 | { | ||
3249 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_RSA_CERT); | ||
3250 | goto f_err; | 3009 | goto f_err; |
3251 | } | 3010 | } |
3252 | #ifndef OPENSSL_NO_DSA | 3011 | #ifndef OPENSSL_NO_DSA |
3253 | else if ((alg_k & SSL_kDHd) && !has_bits(i,EVP_PK_DH|EVP_PKS_DSA)) | 3012 | else if ((alg_k & SSL_kDHd) && !has_bits(i, EVP_PK_DH|EVP_PKS_DSA)) { |
3254 | { | 3013 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_DH_DSA_CERT); |
3255 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_DSA_CERT); | ||
3256 | goto f_err; | 3014 | goto f_err; |
3257 | } | 3015 | } |
3258 | #endif | 3016 | #endif |
3259 | #endif | 3017 | #endif |
3260 | 3018 | ||
3261 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && !has_bits(i,EVP_PKT_EXP)) | 3019 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && !has_bits(i, EVP_PKT_EXP)) { |
3262 | { | ||
3263 | #ifndef OPENSSL_NO_RSA | 3020 | #ifndef OPENSSL_NO_RSA |
3264 | if (alg_k & SSL_kRSA) | 3021 | if (alg_k & SSL_kRSA) { |
3265 | { | 3022 | if (rsa == NULL || |
3266 | if (rsa == NULL | 3023 | RSA_size(rsa) * 8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) { |
3267 | || RSA_size(rsa)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) | 3024 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_EXPORT_TMP_RSA_KEY); |
3268 | { | ||
3269 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_EXPORT_TMP_RSA_KEY); | ||
3270 | goto f_err; | 3025 | goto f_err; |
3271 | } | ||
3272 | } | 3026 | } |
3273 | else | 3027 | } else |
3274 | #endif | 3028 | #endif |
3275 | #ifndef OPENSSL_NO_DH | 3029 | #ifndef OPENSSL_NO_DH |
3276 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 3030 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
3277 | { | 3031 | if (dh == NULL || |
3278 | if (dh == NULL | 3032 | DH_size(dh) * 8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) { |
3279 | || DH_size(dh)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)) | 3033 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_EXPORT_TMP_DH_KEY); |
3280 | { | ||
3281 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_EXPORT_TMP_DH_KEY); | ||
3282 | goto f_err; | 3034 | goto f_err; |
3283 | } | ||
3284 | } | 3035 | } |
3285 | else | 3036 | } else |
3286 | #endif | 3037 | #endif |
3287 | { | 3038 | { |
3288 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); | 3039 | SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); |
3289 | goto f_err; | 3040 | goto f_err; |
3290 | } | ||
3291 | } | 3041 | } |
3292 | return(1); | 3042 | } |
3043 | return (1); | ||
3293 | f_err: | 3044 | f_err: |
3294 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 3045 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
3295 | err: | 3046 | err: |
3296 | return(0); | 3047 | return (0); |
3297 | } | 3048 | } |
3298 | 3049 | ||
3299 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 3050 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
3300 | int ssl3_send_next_proto(SSL *s) | 3051 | int |
3301 | { | 3052 | ssl3_send_next_proto(SSL *s) |
3053 | { | ||
3302 | unsigned int len, padding_len; | 3054 | unsigned int len, padding_len; |
3303 | unsigned char *d; | 3055 | unsigned char *d; |
3304 | 3056 | ||
3305 | if (s->state == SSL3_ST_CW_NEXT_PROTO_A) | 3057 | if (s->state == SSL3_ST_CW_NEXT_PROTO_A) { |
3306 | { | ||
3307 | len = s->next_proto_negotiated_len; | 3058 | len = s->next_proto_negotiated_len; |
3308 | padding_len = 32 - ((len + 2) % 32); | 3059 | padding_len = 32 - ((len + 2) % 32); |
3309 | d = (unsigned char *)s->init_buf->data; | 3060 | d = (unsigned char *)s->init_buf->data; |
@@ -3311,12 +3062,12 @@ int ssl3_send_next_proto(SSL *s) | |||
3311 | memcpy(d + 5, s->next_proto_negotiated, len); | 3062 | memcpy(d + 5, s->next_proto_negotiated, len); |
3312 | d[5 + len] = padding_len; | 3063 | d[5 + len] = padding_len; |
3313 | memset(d + 6 + len, 0, padding_len); | 3064 | memset(d + 6 + len, 0, padding_len); |
3314 | *(d++)=SSL3_MT_NEXT_PROTO; | 3065 | *(d++) = SSL3_MT_NEXT_PROTO; |
3315 | l2n3(2 + len + padding_len, d); | 3066 | l2n3(2 + len + padding_len, d); |
3316 | s->state = SSL3_ST_CW_NEXT_PROTO_B; | 3067 | s->state = SSL3_ST_CW_NEXT_PROTO_B; |
3317 | s->init_num = 4 + 2 + len + padding_len; | 3068 | s->init_num = 4 + 2 + len + padding_len; |
3318 | s->init_off = 0; | 3069 | s->init_off = 0; |
3319 | } | 3070 | } |
3320 | 3071 | ||
3321 | return ssl3_do_write(s, SSL3_RT_HANDSHAKE); | 3072 | return ssl3_do_write(s, SSL3_RT_HANDSHAKE); |
3322 | } | 3073 | } |
@@ -3328,8 +3079,9 @@ int ssl3_send_next_proto(SSL *s) | |||
3328 | */ | 3079 | */ |
3329 | 3080 | ||
3330 | #ifndef OPENSSL_NO_TLSEXT | 3081 | #ifndef OPENSSL_NO_TLSEXT |
3331 | int ssl3_check_finished(SSL *s) | 3082 | int |
3332 | { | 3083 | ssl3_check_finished(SSL *s) |
3084 | { | ||
3333 | int ok; | 3085 | int ok; |
3334 | long n; | 3086 | long n; |
3335 | /* If we have no ticket it cannot be a resumed session. */ | 3087 | /* If we have no ticket it cannot be a resumed session. */ |
@@ -3337,36 +3089,33 @@ int ssl3_check_finished(SSL *s) | |||
3337 | return 1; | 3089 | return 1; |
3338 | /* this function is called when we really expect a Certificate | 3090 | /* this function is called when we really expect a Certificate |
3339 | * message, so permit appropriate message length */ | 3091 | * message, so permit appropriate message length */ |
3340 | n=s->method->ssl_get_message(s, | 3092 | n = s->method->ssl_get_message(s, SSL3_ST_CR_CERT_A, |
3341 | SSL3_ST_CR_CERT_A, | 3093 | SSL3_ST_CR_CERT_B, -1, s->max_cert_list, &ok); |
3342 | SSL3_ST_CR_CERT_B, | 3094 | if (!ok) |
3343 | -1, | 3095 | return ((int)n); |
3344 | s->max_cert_list, | ||
3345 | &ok); | ||
3346 | if (!ok) return((int)n); | ||
3347 | s->s3->tmp.reuse_message = 1; | 3096 | s->s3->tmp.reuse_message = 1; |
3348 | if ((s->s3->tmp.message_type == SSL3_MT_FINISHED) | 3097 | if ((s->s3->tmp.message_type == SSL3_MT_FINISHED) || |
3349 | || (s->s3->tmp.message_type == SSL3_MT_NEWSESSION_TICKET)) | 3098 | (s->s3->tmp.message_type == SSL3_MT_NEWSESSION_TICKET)) |
3350 | return 2; | 3099 | return 2; |
3351 | 3100 | ||
3352 | return 1; | 3101 | return 1; |
3353 | } | 3102 | } |
3354 | #endif | 3103 | #endif |
3355 | 3104 | ||
3356 | int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey) | 3105 | int |
3357 | { | 3106 | ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey) |
3107 | { | ||
3358 | int i = 0; | 3108 | int i = 0; |
3359 | #ifndef OPENSSL_NO_ENGINE | 3109 | #ifndef OPENSSL_NO_ENGINE |
3360 | if (s->ctx->client_cert_engine) | 3110 | if (s->ctx->client_cert_engine) { |
3361 | { | ||
3362 | i = ENGINE_load_ssl_client_cert(s->ctx->client_cert_engine, s, | 3111 | i = ENGINE_load_ssl_client_cert(s->ctx->client_cert_engine, s, |
3363 | SSL_get_client_CA_list(s), | 3112 | SSL_get_client_CA_list(s), |
3364 | px509, ppkey, NULL, NULL, NULL); | 3113 | px509, ppkey, NULL, NULL, NULL); |
3365 | if (i != 0) | 3114 | if (i != 0) |
3366 | return i; | 3115 | return i; |
3367 | } | 3116 | } |
3368 | #endif | 3117 | #endif |
3369 | if (s->ctx->client_cert_cb) | 3118 | if (s->ctx->client_cert_cb) |
3370 | i = s->ctx->client_cert_cb(s,px509,ppkey); | 3119 | i = s->ctx->client_cert_cb(s, px509, ppkey); |
3371 | return i; | 3120 | return i; |
3372 | } | 3121 | } |
diff --git a/src/lib/libssl/src/ssl/s3_srvr.c b/src/lib/libssl/src/ssl/s3_srvr.c index 518dfcd5e2..eeadb160d1 100644 --- a/src/lib/libssl/src/ssl/s3_srvr.c +++ b/src/lib/libssl/src/ssl/s3_srvr.c | |||
@@ -171,92 +171,86 @@ | |||
171 | 171 | ||
172 | static const SSL_METHOD *ssl3_get_server_method(int ver); | 172 | static const SSL_METHOD *ssl3_get_server_method(int ver); |
173 | 173 | ||
174 | static const SSL_METHOD *ssl3_get_server_method(int ver) | 174 | static const SSL_METHOD |
175 | { | 175 | *ssl3_get_server_method(int ver) |
176 | { | ||
176 | if (ver == SSL3_VERSION) | 177 | if (ver == SSL3_VERSION) |
177 | return(SSLv3_server_method()); | 178 | return (SSLv3_server_method()); |
178 | else | 179 | else |
179 | return(NULL); | 180 | return (NULL); |
180 | } | 181 | } |
181 | 182 | ||
182 | #ifndef OPENSSL_NO_SRP | 183 | #ifndef OPENSSL_NO_SRP |
183 | static int ssl_check_srp_ext_ClientHello(SSL *s, int *al) | 184 | static int |
184 | { | 185 | ssl_check_srp_ext_ClientHello(SSL *s, int *al) |
186 | { | ||
185 | int ret = SSL_ERROR_NONE; | 187 | int ret = SSL_ERROR_NONE; |
186 | 188 | ||
187 | *al = SSL_AD_UNRECOGNIZED_NAME; | 189 | *al = SSL_AD_UNRECOGNIZED_NAME; |
188 | 190 | ||
189 | if ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) && | 191 | if ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) && |
190 | (s->srp_ctx.TLS_ext_srp_username_callback != NULL)) | 192 | (s->srp_ctx.TLS_ext_srp_username_callback != NULL)) { |
191 | { | 193 | if (s->srp_ctx.login == NULL) { |
192 | if(s->srp_ctx.login == NULL) | ||
193 | { | ||
194 | /* RFC 5054 says SHOULD reject, | 194 | /* RFC 5054 says SHOULD reject, |
195 | we do so if There is no srp login name */ | 195 | we do so if There is no srp login name */ |
196 | ret = SSL3_AL_FATAL; | 196 | ret = SSL3_AL_FATAL; |
197 | *al = SSL_AD_UNKNOWN_PSK_IDENTITY; | 197 | *al = SSL_AD_UNKNOWN_PSK_IDENTITY; |
198 | } | 198 | } else { |
199 | else | 199 | ret = SSL_srp_server_param_with_username(s, al); |
200 | { | ||
201 | ret = SSL_srp_server_param_with_username(s,al); | ||
202 | } | ||
203 | } | 200 | } |
204 | return ret; | ||
205 | } | 201 | } |
202 | return ret; | ||
203 | } | ||
206 | #endif | 204 | #endif |
207 | 205 | ||
208 | IMPLEMENT_ssl3_meth_func(SSLv3_server_method, | 206 | IMPLEMENT_ssl3_meth_func(SSLv3_server_method, |
209 | ssl3_accept, | 207 | ssl3_accept, ssl_undefined_function, ssl3_get_server_method) |
210 | ssl_undefined_function, | ||
211 | ssl3_get_server_method) | ||
212 | 208 | ||
213 | int ssl3_accept(SSL *s) | 209 | int |
214 | { | 210 | ssl3_accept(SSL *s) |
211 | { | ||
215 | BUF_MEM *buf; | 212 | BUF_MEM *buf; |
216 | unsigned long alg_k,Time=(unsigned long)time(NULL); | 213 | unsigned long alg_k, Time = (unsigned long)time(NULL); |
217 | void (*cb)(const SSL *ssl,int type,int val)=NULL; | 214 | void (*cb)(const SSL *ssl, int type, int val) = NULL; |
218 | int ret= -1; | 215 | int ret = -1; |
219 | int new_state,state,skip=0; | 216 | int new_state, state, skip = 0; |
220 | 217 | ||
221 | RAND_add(&Time,sizeof(Time),0); | 218 | RAND_add(&Time, sizeof(Time), 0); |
222 | ERR_clear_error(); | 219 | ERR_clear_error(); |
223 | errno = 0; | 220 | errno = 0; |
224 | 221 | ||
225 | if (s->info_callback != NULL) | 222 | if (s->info_callback != NULL) |
226 | cb=s->info_callback; | 223 | cb = s->info_callback; |
227 | else if (s->ctx->info_callback != NULL) | 224 | else if (s->ctx->info_callback != NULL) |
228 | cb=s->ctx->info_callback; | 225 | cb = s->ctx->info_callback; |
229 | 226 | ||
230 | /* init things to blank */ | 227 | /* init things to blank */ |
231 | s->in_handshake++; | 228 | s->in_handshake++; |
232 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | 229 | if (!SSL_in_init(s) || SSL_in_before(s)) |
230 | SSL_clear(s); | ||
233 | 231 | ||
234 | if (s->cert == NULL) | 232 | if (s->cert == NULL) { |
235 | { | 233 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_NO_CERTIFICATE_SET); |
236 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_NO_CERTIFICATE_SET); | 234 | return (-1); |
237 | return(-1); | 235 | } |
238 | } | ||
239 | 236 | ||
240 | #ifndef OPENSSL_NO_HEARTBEATS | 237 | #ifndef OPENSSL_NO_HEARTBEATS |
241 | /* If we're awaiting a HeartbeatResponse, pretend we | 238 | /* If we're awaiting a HeartbeatResponse, pretend we |
242 | * already got and don't await it anymore, because | 239 | * already got and don't await it anymore, because |
243 | * Heartbeats don't make sense during handshakes anyway. | 240 | * Heartbeats don't make sense during handshakes anyway. |
244 | */ | 241 | */ |
245 | if (s->tlsext_hb_pending) | 242 | if (s->tlsext_hb_pending) { |
246 | { | ||
247 | s->tlsext_hb_pending = 0; | 243 | s->tlsext_hb_pending = 0; |
248 | s->tlsext_hb_seq++; | 244 | s->tlsext_hb_seq++; |
249 | } | 245 | } |
250 | #endif | 246 | #endif |
251 | 247 | ||
252 | for (;;) | 248 | for (;;) { |
253 | { | 249 | state = s->state; |
254 | state=s->state; | ||
255 | 250 | ||
256 | switch (s->state) | 251 | switch (s->state) { |
257 | { | ||
258 | case SSL_ST_RENEGOTIATE: | 252 | case SSL_ST_RENEGOTIATE: |
259 | s->renegotiate=1; | 253 | s->renegotiate = 1; |
260 | /* s->state=SSL_ST_ACCEPT; */ | 254 | /* s->state=SSL_ST_ACCEPT; */ |
261 | 255 | ||
262 | case SSL_ST_BEFORE: | 256 | case SSL_ST_BEFORE: |
@@ -264,146 +258,143 @@ int ssl3_accept(SSL *s) | |||
264 | case SSL_ST_BEFORE|SSL_ST_ACCEPT: | 258 | case SSL_ST_BEFORE|SSL_ST_ACCEPT: |
265 | case SSL_ST_OK|SSL_ST_ACCEPT: | 259 | case SSL_ST_OK|SSL_ST_ACCEPT: |
266 | 260 | ||
267 | s->server=1; | 261 | s->server = 1; |
268 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); | 262 | if (cb != NULL) |
263 | cb(s, SSL_CB_HANDSHAKE_START, 1); | ||
269 | 264 | ||
270 | if ((s->version>>8) != 3) | 265 | if ((s->version >> 8) != 3) { |
271 | { | ||
272 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); | 266 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); |
273 | return -1; | 267 | return -1; |
274 | } | 268 | } |
275 | s->type=SSL_ST_ACCEPT; | 269 | s->type = SSL_ST_ACCEPT; |
276 | 270 | ||
277 | if (s->init_buf == NULL) | 271 | if (s->init_buf == NULL) { |
278 | { | 272 | if ((buf = BUF_MEM_new()) == NULL) { |
279 | if ((buf=BUF_MEM_new()) == NULL) | 273 | ret = -1; |
280 | { | ||
281 | ret= -1; | ||
282 | goto end; | 274 | goto end; |
283 | } | 275 | } |
284 | if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH)) | 276 | if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) { |
285 | { | 277 | ret = -1; |
286 | ret= -1; | ||
287 | goto end; | 278 | goto end; |
288 | } | ||
289 | s->init_buf=buf; | ||
290 | } | 279 | } |
280 | s->init_buf = buf; | ||
281 | } | ||
291 | 282 | ||
292 | if (!ssl3_setup_buffers(s)) | 283 | if (!ssl3_setup_buffers(s)) { |
293 | { | 284 | ret = -1; |
294 | ret= -1; | ||
295 | goto end; | 285 | goto end; |
296 | } | 286 | } |
297 | 287 | ||
298 | s->init_num=0; | 288 | s->init_num = 0; |
299 | s->s3->flags &= ~SSL3_FLAGS_SGC_RESTART_DONE; | 289 | s->s3->flags &= ~SSL3_FLAGS_SGC_RESTART_DONE; |
300 | 290 | ||
301 | if (s->state != SSL_ST_RENEGOTIATE) | 291 | if (s->state != SSL_ST_RENEGOTIATE) { |
302 | { | ||
303 | /* Ok, we now need to push on a buffering BIO so that | 292 | /* Ok, we now need to push on a buffering BIO so that |
304 | * the output is sent in a way that TCP likes :-) | 293 | * the output is sent in a way that TCP likes :-) |
305 | */ | 294 | */ |
306 | if (!ssl_init_wbio_buffer(s,1)) { ret= -1; goto end; } | 295 | if (!ssl_init_wbio_buffer(s, 1)) { |
307 | 296 | ret = -1; | |
297 | goto end; | ||
298 | } | ||
299 | |||
308 | ssl3_init_finished_mac(s); | 300 | ssl3_init_finished_mac(s); |
309 | s->state=SSL3_ST_SR_CLNT_HELLO_A; | 301 | s->state = SSL3_ST_SR_CLNT_HELLO_A; |
310 | s->ctx->stats.sess_accept++; | 302 | s->ctx->stats.sess_accept++; |
311 | } | 303 | } else if (!s->s3->send_connection_binding && |
312 | else if (!s->s3->send_connection_binding && | 304 | !(s->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION)) { |
313 | !(s->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION)) | ||
314 | { | ||
315 | /* Server attempting to renegotiate with | 305 | /* Server attempting to renegotiate with |
316 | * client that doesn't support secure | 306 | * client that doesn't support secure |
317 | * renegotiation. | 307 | * renegotiation. |
318 | */ | 308 | */ |
319 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED); | 309 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED); |
320 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | 310 | ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); |
321 | ret = -1; | 311 | ret = -1; |
322 | goto end; | 312 | goto end; |
323 | } | 313 | } else { |
324 | else | ||
325 | { | ||
326 | /* s->state == SSL_ST_RENEGOTIATE, | 314 | /* s->state == SSL_ST_RENEGOTIATE, |
327 | * we will just send a HelloRequest */ | 315 | * we will just send a HelloRequest */ |
328 | s->ctx->stats.sess_accept_renegotiate++; | 316 | s->ctx->stats.sess_accept_renegotiate++; |
329 | s->state=SSL3_ST_SW_HELLO_REQ_A; | 317 | s->state = SSL3_ST_SW_HELLO_REQ_A; |
330 | } | 318 | } |
331 | break; | 319 | break; |
332 | 320 | ||
333 | case SSL3_ST_SW_HELLO_REQ_A: | 321 | case SSL3_ST_SW_HELLO_REQ_A: |
334 | case SSL3_ST_SW_HELLO_REQ_B: | 322 | case SSL3_ST_SW_HELLO_REQ_B: |
335 | 323 | ||
336 | s->shutdown=0; | 324 | s->shutdown = 0; |
337 | ret=ssl3_send_hello_request(s); | 325 | ret = ssl3_send_hello_request(s); |
338 | if (ret <= 0) goto end; | 326 | if (ret <= 0) |
339 | s->s3->tmp.next_state=SSL3_ST_SW_HELLO_REQ_C; | 327 | goto end; |
340 | s->state=SSL3_ST_SW_FLUSH; | 328 | s->s3->tmp.next_state = SSL3_ST_SW_HELLO_REQ_C; |
341 | s->init_num=0; | 329 | s->state = SSL3_ST_SW_FLUSH; |
330 | s->init_num = 0; | ||
342 | 331 | ||
343 | ssl3_init_finished_mac(s); | 332 | ssl3_init_finished_mac(s); |
344 | break; | 333 | break; |
345 | 334 | ||
346 | case SSL3_ST_SW_HELLO_REQ_C: | 335 | case SSL3_ST_SW_HELLO_REQ_C: |
347 | s->state=SSL_ST_OK; | 336 | s->state = SSL_ST_OK; |
348 | break; | 337 | break; |
349 | 338 | ||
350 | case SSL3_ST_SR_CLNT_HELLO_A: | 339 | case SSL3_ST_SR_CLNT_HELLO_A: |
351 | case SSL3_ST_SR_CLNT_HELLO_B: | 340 | case SSL3_ST_SR_CLNT_HELLO_B: |
352 | case SSL3_ST_SR_CLNT_HELLO_C: | 341 | case SSL3_ST_SR_CLNT_HELLO_C: |
353 | 342 | ||
354 | s->shutdown=0; | 343 | s->shutdown = 0; |
355 | if (s->rwstate != SSL_X509_LOOKUP) | 344 | if (s->rwstate != SSL_X509_LOOKUP) { |
356 | { | 345 | ret = ssl3_get_client_hello(s); |
357 | ret=ssl3_get_client_hello(s); | 346 | if (ret <= 0) |
358 | if (ret <= 0) goto end; | 347 | goto end; |
359 | } | 348 | } |
360 | #ifndef OPENSSL_NO_SRP | 349 | #ifndef OPENSSL_NO_SRP |
361 | { | 350 | { |
362 | int al; | 351 | int al; |
363 | if ((ret = ssl_check_srp_ext_ClientHello(s,&al)) < 0) | 352 | if ((ret = ssl_check_srp_ext_ClientHello(s, &al)) < 0) { |
364 | { | ||
365 | /* callback indicates firther work to be done */ | 353 | /* callback indicates firther work to be done */ |
366 | s->rwstate=SSL_X509_LOOKUP; | 354 | s->rwstate = SSL_X509_LOOKUP; |
367 | goto end; | 355 | goto end; |
368 | } | 356 | } |
369 | if (ret != SSL_ERROR_NONE) | 357 | if (ret != SSL_ERROR_NONE) { |
370 | { | 358 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
371 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 359 | |
372 | /* This is not really an error but the only means to | 360 | /* This is not really an error but the only means to |
373 | for a client to detect whether srp is supported. */ | 361 | for a client to detect whether srp is supported. */ |
374 | if (al != TLS1_AD_UNKNOWN_PSK_IDENTITY) | 362 | if (al != TLS1_AD_UNKNOWN_PSK_IDENTITY) |
375 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_CLIENTHELLO_TLSEXT); | 363 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_CLIENTHELLO_TLSEXT); |
376 | ret = SSL_TLSEXT_ERR_ALERT_FATAL; | 364 | |
377 | ret= -1; | 365 | ret = SSL_TLSEXT_ERR_ALERT_FATAL; |
378 | goto end; | 366 | |
367 | ret = -1; | ||
368 | goto end; | ||
369 | |||
379 | } | 370 | } |
380 | } | 371 | } |
381 | #endif | 372 | #endif |
382 | 373 | ||
383 | s->renegotiate = 2; | 374 | s->renegotiate = 2; |
384 | s->state=SSL3_ST_SW_SRVR_HELLO_A; | 375 | s->state = SSL3_ST_SW_SRVR_HELLO_A; |
385 | s->init_num=0; | 376 | s->init_num = 0; |
386 | break; | 377 | break; |
387 | 378 | ||
388 | case SSL3_ST_SW_SRVR_HELLO_A: | 379 | case SSL3_ST_SW_SRVR_HELLO_A: |
389 | case SSL3_ST_SW_SRVR_HELLO_B: | 380 | case SSL3_ST_SW_SRVR_HELLO_B: |
390 | ret=ssl3_send_server_hello(s); | 381 | ret = ssl3_send_server_hello(s); |
391 | if (ret <= 0) goto end; | 382 | if (ret <= 0) |
383 | goto end; | ||
392 | #ifndef OPENSSL_NO_TLSEXT | 384 | #ifndef OPENSSL_NO_TLSEXT |
393 | if (s->hit) | 385 | if (s->hit) { |
394 | { | ||
395 | if (s->tlsext_ticket_expected) | 386 | if (s->tlsext_ticket_expected) |
396 | s->state=SSL3_ST_SW_SESSION_TICKET_A; | 387 | s->state = SSL3_ST_SW_SESSION_TICKET_A; |
397 | else | 388 | else |
398 | s->state=SSL3_ST_SW_CHANGE_A; | 389 | s->state = SSL3_ST_SW_CHANGE_A; |
399 | } | 390 | } |
400 | #else | 391 | #else |
401 | if (s->hit) | 392 | if (s->hit) |
402 | s->state=SSL3_ST_SW_CHANGE_A; | 393 | s->state = SSL3_ST_SW_CHANGE_A; |
403 | #endif | 394 | #endif |
404 | else | 395 | else |
405 | s->state=SSL3_ST_SW_CERT_A; | 396 | s->state = SSL3_ST_SW_CERT_A; |
406 | s->init_num=0; | 397 | s->init_num = 0; |
407 | break; | 398 | break; |
408 | 399 | ||
409 | case SSL3_ST_SW_CERT_A: | 400 | case SSL3_ST_SW_CERT_A: |
@@ -412,29 +403,26 @@ int ssl3_accept(SSL *s) | |||
412 | /* normal PSK or KRB5 or SRP */ | 403 | /* normal PSK or KRB5 or SRP */ |
413 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 404 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) |
414 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) | 405 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) |
415 | && !(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) | 406 | && !(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)) { |
416 | { | 407 | ret = ssl3_send_server_certificate(s); |
417 | ret=ssl3_send_server_certificate(s); | 408 | if (ret <= 0) |
418 | if (ret <= 0) goto end; | 409 | goto end; |
419 | #ifndef OPENSSL_NO_TLSEXT | 410 | #ifndef OPENSSL_NO_TLSEXT |
420 | if (s->tlsext_status_expected) | 411 | if (s->tlsext_status_expected) |
421 | s->state=SSL3_ST_SW_CERT_STATUS_A; | 412 | s->state = SSL3_ST_SW_CERT_STATUS_A; |
422 | else | 413 | else |
423 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 414 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
424 | } | 415 | } else { |
425 | else | ||
426 | { | ||
427 | skip = 1; | 416 | skip = 1; |
428 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 417 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
429 | } | 418 | } |
430 | #else | 419 | #else |
431 | } | 420 | } else |
432 | else | 421 | skip = 1; |
433 | skip=1; | ||
434 | 422 | ||
435 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 423 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
436 | #endif | 424 | #endif |
437 | s->init_num=0; | 425 | s->init_num = 0; |
438 | break; | 426 | break; |
439 | 427 | ||
440 | case SSL3_ST_SW_KEY_EXCH_A: | 428 | case SSL3_ST_SW_KEY_EXCH_A: |
@@ -445,16 +433,16 @@ int ssl3_accept(SSL *s) | |||
445 | * send_server_key_exchange */ | 433 | * send_server_key_exchange */ |
446 | if ((s->options & SSL_OP_EPHEMERAL_RSA) | 434 | if ((s->options & SSL_OP_EPHEMERAL_RSA) |
447 | #ifndef OPENSSL_NO_KRB5 | 435 | #ifndef OPENSSL_NO_KRB5 |
448 | && !(alg_k & SSL_kKRB5) | 436 | && !(alg_k & SSL_kKRB5) |
449 | #endif /* OPENSSL_NO_KRB5 */ | 437 | #endif /* OPENSSL_NO_KRB5 */ |
450 | ) | 438 | ) |
451 | /* option SSL_OP_EPHEMERAL_RSA sends temporary RSA key | 439 | /* option SSL_OP_EPHEMERAL_RSA sends temporary RSA key |
452 | * even when forbidden by protocol specs | 440 | * even when forbidden by protocol specs |
453 | * (handshake may fail as clients are not required to | 441 | * (handshake may fail as clients are not required to |
454 | * be able to handle this) */ | 442 | * be able to handle this) */ |
455 | s->s3->tmp.use_rsa_tmp=1; | 443 | s->s3->tmp.use_rsa_tmp = 1; |
456 | else | 444 | else |
457 | s->s3->tmp.use_rsa_tmp=0; | 445 | s->s3->tmp.use_rsa_tmp = 0; |
458 | 446 | ||
459 | 447 | ||
460 | /* only send if a DH key exchange, fortezza or | 448 | /* only send if a DH key exchange, fortezza or |
@@ -475,83 +463,81 @@ int ssl3_accept(SSL *s) | |||
475 | || ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint) | 463 | || ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint) |
476 | #endif | 464 | #endif |
477 | #ifndef OPENSSL_NO_SRP | 465 | #ifndef OPENSSL_NO_SRP |
478 | /* SRP: send ServerKeyExchange */ | 466 | /* SRP: send ServerKeyExchange */ |
479 | || (alg_k & SSL_kSRP) | 467 | || (alg_k & SSL_kSRP) |
480 | #endif | 468 | #endif |
481 | || (alg_k & (SSL_kDHr|SSL_kDHd|SSL_kEDH)) | 469 | || (alg_k & (SSL_kDHr|SSL_kDHd|SSL_kEDH)) |
482 | || (alg_k & SSL_kEECDH) | 470 | || (alg_k & SSL_kEECDH) |
483 | || ((alg_k & SSL_kRSA) | 471 | || ((alg_k & SSL_kRSA) |
484 | && (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL | 472 | && (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL |
485 | || (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) | 473 | || (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) |
486 | && EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher) | 474 | && EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher) |
487 | ) | ||
488 | ) | ||
489 | ) | ||
490 | ) | 475 | ) |
491 | { | 476 | ) |
492 | ret=ssl3_send_server_key_exchange(s); | 477 | ) |
493 | if (ret <= 0) goto end; | 478 | ) { |
494 | } | 479 | ret = ssl3_send_server_key_exchange(s); |
495 | else | 480 | if (ret <= 0) |
496 | skip=1; | 481 | goto end; |
482 | } else | ||
483 | skip = 1; | ||
497 | 484 | ||
498 | s->state=SSL3_ST_SW_CERT_REQ_A; | 485 | s->state = SSL3_ST_SW_CERT_REQ_A; |
499 | s->init_num=0; | 486 | s->init_num = 0; |
500 | break; | 487 | break; |
501 | 488 | ||
502 | case SSL3_ST_SW_CERT_REQ_A: | 489 | case SSL3_ST_SW_CERT_REQ_A: |
503 | case SSL3_ST_SW_CERT_REQ_B: | 490 | case SSL3_ST_SW_CERT_REQ_B: |
504 | if (/* don't request cert unless asked for it: */ | 491 | if (/* don't request cert unless asked for it: */ |
505 | !(s->verify_mode & SSL_VERIFY_PEER) || | 492 | !(s->verify_mode & SSL_VERIFY_PEER) || |
506 | /* if SSL_VERIFY_CLIENT_ONCE is set, | 493 | /* if SSL_VERIFY_CLIENT_ONCE is set, |
507 | * don't request cert during re-negotiation: */ | 494 | * don't request cert during re-negotiation: */ |
508 | ((s->session->peer != NULL) && | 495 | ((s->session->peer != NULL) && |
509 | (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) || | 496 | (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) || |
510 | /* never request cert in anonymous ciphersuites | 497 | /* never request cert in anonymous ciphersuites |
511 | * (see section "Certificate request" in SSL 3 drafts | 498 | * (see section "Certificate request" in SSL 3 drafts |
512 | * and in RFC 2246): */ | 499 | * and in RFC 2246): */ |
513 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && | 500 | ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
514 | /* ... except when the application insists on verification | 501 | /* ... except when the application insists on verification |
515 | * (against the specs, but s3_clnt.c accepts this for SSL 3) */ | 502 | * (against the specs, but s3_clnt.c accepts this for SSL 3) */ |
516 | !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) || | 503 | !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) || |
517 | /* never request cert in Kerberos ciphersuites */ | 504 | /* never request cert in Kerberos ciphersuites */ |
518 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) | 505 | (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) |
519 | /* With normal PSK Certificates and | 506 | /* With normal PSK Certificates and |
520 | * Certificate Requests are omitted */ | 507 | * Certificate Requests are omitted */ |
521 | || (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 508 | || (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
522 | { | ||
523 | /* no cert request */ | 509 | /* no cert request */ |
524 | skip=1; | 510 | skip = 1; |
525 | s->s3->tmp.cert_request=0; | 511 | s->s3->tmp.cert_request = 0; |
526 | s->state=SSL3_ST_SW_SRVR_DONE_A; | 512 | s->state = SSL3_ST_SW_SRVR_DONE_A; |
527 | if (s->s3->handshake_buffer) | 513 | if (s->s3->handshake_buffer) |
528 | if (!ssl3_digest_cached_records(s)) | 514 | if (!ssl3_digest_cached_records(s)) |
529 | return -1; | 515 | return -1; |
530 | } | 516 | } else { |
531 | else | 517 | s->s3->tmp.cert_request = 1; |
532 | { | 518 | ret = ssl3_send_certificate_request(s); |
533 | s->s3->tmp.cert_request=1; | 519 | if (ret <= 0) |
534 | ret=ssl3_send_certificate_request(s); | 520 | goto end; |
535 | if (ret <= 0) goto end; | ||
536 | #ifndef NETSCAPE_HANG_BUG | 521 | #ifndef NETSCAPE_HANG_BUG |
537 | s->state=SSL3_ST_SW_SRVR_DONE_A; | 522 | s->state = SSL3_ST_SW_SRVR_DONE_A; |
538 | #else | 523 | #else |
539 | s->state=SSL3_ST_SW_FLUSH; | 524 | s->state = SSL3_ST_SW_FLUSH; |
540 | s->s3->tmp.next_state=SSL3_ST_SR_CERT_A; | 525 | s->s3->tmp.next_state = SSL3_ST_SR_CERT_A; |
541 | #endif | 526 | #endif |
542 | s->init_num=0; | 527 | s->init_num = 0; |
543 | } | 528 | } |
544 | break; | 529 | break; |
545 | 530 | ||
546 | case SSL3_ST_SW_SRVR_DONE_A: | 531 | case SSL3_ST_SW_SRVR_DONE_A: |
547 | case SSL3_ST_SW_SRVR_DONE_B: | 532 | case SSL3_ST_SW_SRVR_DONE_B: |
548 | ret=ssl3_send_server_done(s); | 533 | ret = ssl3_send_server_done(s); |
549 | if (ret <= 0) goto end; | 534 | if (ret <= 0) |
550 | s->s3->tmp.next_state=SSL3_ST_SR_CERT_A; | 535 | goto end; |
551 | s->state=SSL3_ST_SW_FLUSH; | 536 | s->s3->tmp.next_state = SSL3_ST_SR_CERT_A; |
552 | s->init_num=0; | 537 | s->state = SSL3_ST_SW_FLUSH; |
538 | s->init_num = 0; | ||
553 | break; | 539 | break; |
554 | 540 | ||
555 | case SSL3_ST_SW_FLUSH: | 541 | case SSL3_ST_SW_FLUSH: |
556 | 542 | ||
557 | /* This code originally checked to see if | 543 | /* This code originally checked to see if |
@@ -564,15 +550,14 @@ int ssl3_accept(SSL *s) | |||
564 | * unconditionally. | 550 | * unconditionally. |
565 | */ | 551 | */ |
566 | 552 | ||
567 | s->rwstate=SSL_WRITING; | 553 | s->rwstate = SSL_WRITING; |
568 | if (BIO_flush(s->wbio) <= 0) | 554 | if (BIO_flush(s->wbio) <= 0) { |
569 | { | 555 | ret = -1; |
570 | ret= -1; | ||
571 | goto end; | 556 | goto end; |
572 | } | 557 | } |
573 | s->rwstate=SSL_NOTHING; | 558 | s->rwstate = SSL_NOTHING; |
574 | 559 | ||
575 | s->state=s->s3->tmp.next_state; | 560 | s->state = s->s3->tmp.next_state; |
576 | break; | 561 | break; |
577 | 562 | ||
578 | case SSL3_ST_SR_CERT_A: | 563 | case SSL3_ST_SR_CERT_A: |
@@ -584,23 +569,22 @@ int ssl3_accept(SSL *s) | |||
584 | if (ret == 2) | 569 | if (ret == 2) |
585 | s->state = SSL3_ST_SR_CLNT_HELLO_C; | 570 | s->state = SSL3_ST_SR_CLNT_HELLO_C; |
586 | else { | 571 | else { |
587 | if (s->s3->tmp.cert_request) | 572 | if (s->s3->tmp.cert_request) { |
588 | { | 573 | ret = ssl3_get_client_certificate(s); |
589 | ret=ssl3_get_client_certificate(s); | 574 | if (ret <= 0) |
590 | if (ret <= 0) goto end; | 575 | goto end; |
591 | } | 576 | } |
592 | s->init_num=0; | 577 | s->init_num = 0; |
593 | s->state=SSL3_ST_SR_KEY_EXCH_A; | 578 | s->state = SSL3_ST_SR_KEY_EXCH_A; |
594 | } | 579 | } |
595 | break; | 580 | break; |
596 | 581 | ||
597 | case SSL3_ST_SR_KEY_EXCH_A: | 582 | case SSL3_ST_SR_KEY_EXCH_A: |
598 | case SSL3_ST_SR_KEY_EXCH_B: | 583 | case SSL3_ST_SR_KEY_EXCH_B: |
599 | ret=ssl3_get_client_key_exchange(s); | 584 | ret = ssl3_get_client_key_exchange(s); |
600 | if (ret <= 0) | 585 | if (ret <= 0) |
601 | goto end; | 586 | goto end; |
602 | if (ret == 2) | 587 | if (ret == 2) { |
603 | { | ||
604 | /* For the ECDH ciphersuites when | 588 | /* For the ECDH ciphersuites when |
605 | * the client sends its ECDH pub key in | 589 | * the client sends its ECDH pub key in |
606 | * a certificate, the CertificateVerify | 590 | * a certificate, the CertificateVerify |
@@ -610,40 +594,35 @@ int ssl3_accept(SSL *s) | |||
610 | * for key exchange. | 594 | * for key exchange. |
611 | */ | 595 | */ |
612 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 596 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
613 | s->state=SSL3_ST_SR_FINISHED_A; | 597 | s->state = SSL3_ST_SR_FINISHED_A; |
614 | #else | 598 | #else |
615 | if (s->s3->next_proto_neg_seen) | 599 | if (s->s3->next_proto_neg_seen) |
616 | s->state=SSL3_ST_SR_NEXT_PROTO_A; | 600 | s->state = SSL3_ST_SR_NEXT_PROTO_A; |
617 | else | 601 | else |
618 | s->state=SSL3_ST_SR_FINISHED_A; | 602 | s->state = SSL3_ST_SR_FINISHED_A; |
619 | #endif | 603 | #endif |
620 | s->init_num = 0; | 604 | s->init_num = 0; |
621 | } | 605 | } else if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
622 | else if (TLS1_get_version(s) >= TLS1_2_VERSION) | 606 | s->state = SSL3_ST_SR_CERT_VRFY_A; |
623 | { | 607 | s->init_num = 0; |
624 | s->state=SSL3_ST_SR_CERT_VRFY_A; | ||
625 | s->init_num=0; | ||
626 | if (!s->session->peer) | 608 | if (!s->session->peer) |
627 | break; | 609 | break; |
628 | /* For TLS v1.2 freeze the handshake buffer | 610 | /* For TLS v1.2 freeze the handshake buffer |
629 | * at this point and digest cached records. | 611 | * at this point and digest cached records. |
630 | */ | 612 | */ |
631 | if (!s->s3->handshake_buffer) | 613 | if (!s->s3->handshake_buffer) { |
632 | { | 614 | SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR); |
633 | SSLerr(SSL_F_SSL3_ACCEPT,ERR_R_INTERNAL_ERROR); | ||
634 | return -1; | 615 | return -1; |
635 | } | 616 | } |
636 | s->s3->flags |= TLS1_FLAGS_KEEP_HANDSHAKE; | 617 | s->s3->flags |= TLS1_FLAGS_KEEP_HANDSHAKE; |
637 | if (!ssl3_digest_cached_records(s)) | 618 | if (!ssl3_digest_cached_records(s)) |
638 | return -1; | 619 | return -1; |
639 | } | 620 | } else { |
640 | else | 621 | int offset = 0; |
641 | { | ||
642 | int offset=0; | ||
643 | int dgst_num; | 622 | int dgst_num; |
644 | 623 | ||
645 | s->state=SSL3_ST_SR_CERT_VRFY_A; | 624 | s->state = SSL3_ST_SR_CERT_VRFY_A; |
646 | s->init_num=0; | 625 | s->init_num = 0; |
647 | 626 | ||
648 | /* We need to get hashes here so if there is | 627 | /* We need to get hashes here so if there is |
649 | * a client cert, it can be verified | 628 | * a client cert, it can be verified |
@@ -653,82 +632,85 @@ int ssl3_accept(SSL *s) | |||
653 | if (s->s3->handshake_buffer) | 632 | if (s->s3->handshake_buffer) |
654 | if (!ssl3_digest_cached_records(s)) | 633 | if (!ssl3_digest_cached_records(s)) |
655 | return -1; | 634 | return -1; |
656 | for (dgst_num=0; dgst_num<SSL_MAX_DIGEST;dgst_num++) | 635 | for (dgst_num = 0; dgst_num < SSL_MAX_DIGEST; dgst_num++) |
657 | if (s->s3->handshake_dgst[dgst_num]) | 636 | if (s->s3->handshake_dgst[dgst_num]) { |
658 | { | 637 | int dgst_size; |
659 | int dgst_size; | 638 | |
660 | 639 | s->method->ssl3_enc->cert_verify_mac(s, EVP_MD_CTX_type(s->s3->handshake_dgst[dgst_num]), &(s->s3->tmp.cert_verify_md[offset])); | |
661 | s->method->ssl3_enc->cert_verify_mac(s,EVP_MD_CTX_type(s->s3->handshake_dgst[dgst_num]),&(s->s3->tmp.cert_verify_md[offset])); | 640 | dgst_size = EVP_MD_CTX_size(s->s3->handshake_dgst[dgst_num]); |
662 | dgst_size=EVP_MD_CTX_size(s->s3->handshake_dgst[dgst_num]); | 641 | if (dgst_size < 0) { |
663 | if (dgst_size < 0) | 642 | ret = -1; |
664 | { | 643 | goto end; |
665 | ret = -1; | 644 | } |
666 | goto end; | 645 | offset += dgst_size; |
667 | } | ||
668 | offset+=dgst_size; | ||
669 | } | ||
670 | } | 646 | } |
647 | } | ||
671 | break; | 648 | break; |
672 | 649 | ||
673 | case SSL3_ST_SR_CERT_VRFY_A: | 650 | case SSL3_ST_SR_CERT_VRFY_A: |
674 | case SSL3_ST_SR_CERT_VRFY_B: | 651 | case SSL3_ST_SR_CERT_VRFY_B: |
675 | 652 | ||
676 | /* we should decide if we expected this one */ | 653 | /* we should decide if we expected this one */ |
677 | ret=ssl3_get_cert_verify(s); | 654 | ret = ssl3_get_cert_verify(s); |
678 | if (ret <= 0) goto end; | 655 | if (ret <= 0) |
656 | goto end; | ||
679 | 657 | ||
680 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 658 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
681 | s->state=SSL3_ST_SR_FINISHED_A; | 659 | s->state = SSL3_ST_SR_FINISHED_A; |
682 | #else | 660 | #else |
683 | if (s->s3->next_proto_neg_seen) | 661 | if (s->s3->next_proto_neg_seen) |
684 | s->state=SSL3_ST_SR_NEXT_PROTO_A; | 662 | s->state = SSL3_ST_SR_NEXT_PROTO_A; |
685 | else | 663 | else |
686 | s->state=SSL3_ST_SR_FINISHED_A; | 664 | s->state = SSL3_ST_SR_FINISHED_A; |
687 | #endif | 665 | #endif |
688 | s->init_num=0; | 666 | s->init_num = 0; |
689 | break; | 667 | break; |
690 | 668 | ||
691 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | 669 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) |
692 | case SSL3_ST_SR_NEXT_PROTO_A: | 670 | case SSL3_ST_SR_NEXT_PROTO_A: |
693 | case SSL3_ST_SR_NEXT_PROTO_B: | 671 | case SSL3_ST_SR_NEXT_PROTO_B: |
694 | ret=ssl3_get_next_proto(s); | 672 | ret = ssl3_get_next_proto(s); |
695 | if (ret <= 0) goto end; | 673 | if (ret <= 0) |
674 | goto end; | ||
696 | s->init_num = 0; | 675 | s->init_num = 0; |
697 | s->state=SSL3_ST_SR_FINISHED_A; | 676 | s->state = SSL3_ST_SR_FINISHED_A; |
698 | break; | 677 | break; |
699 | #endif | 678 | #endif |
700 | 679 | ||
701 | case SSL3_ST_SR_FINISHED_A: | 680 | case SSL3_ST_SR_FINISHED_A: |
702 | case SSL3_ST_SR_FINISHED_B: | 681 | case SSL3_ST_SR_FINISHED_B: |
703 | ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A, | 682 | ret = ssl3_get_finished(s, SSL3_ST_SR_FINISHED_A, |
704 | SSL3_ST_SR_FINISHED_B); | 683 | SSL3_ST_SR_FINISHED_B); |
705 | if (ret <= 0) goto end; | 684 | if (ret <= 0) |
685 | goto end; | ||
706 | if (s->hit) | 686 | if (s->hit) |
707 | s->state=SSL_ST_OK; | 687 | s->state = SSL_ST_OK; |
708 | #ifndef OPENSSL_NO_TLSEXT | 688 | #ifndef OPENSSL_NO_TLSEXT |
709 | else if (s->tlsext_ticket_expected) | 689 | else if (s->tlsext_ticket_expected) |
710 | s->state=SSL3_ST_SW_SESSION_TICKET_A; | 690 | s->state = SSL3_ST_SW_SESSION_TICKET_A; |
711 | #endif | 691 | #endif |
712 | else | 692 | else |
713 | s->state=SSL3_ST_SW_CHANGE_A; | 693 | s->state = SSL3_ST_SW_CHANGE_A; |
714 | s->init_num=0; | 694 | s->init_num = 0; |
715 | break; | 695 | break; |
716 | 696 | ||
717 | #ifndef OPENSSL_NO_TLSEXT | 697 | #ifndef OPENSSL_NO_TLSEXT |
718 | case SSL3_ST_SW_SESSION_TICKET_A: | 698 | case SSL3_ST_SW_SESSION_TICKET_A: |
719 | case SSL3_ST_SW_SESSION_TICKET_B: | 699 | case SSL3_ST_SW_SESSION_TICKET_B: |
720 | ret=ssl3_send_newsession_ticket(s); | 700 | ret = ssl3_send_newsession_ticket(s); |
721 | if (ret <= 0) goto end; | 701 | if (ret <= 0) |
722 | s->state=SSL3_ST_SW_CHANGE_A; | 702 | goto end; |
723 | s->init_num=0; | 703 | s->state = SSL3_ST_SW_CHANGE_A; |
704 | s->init_num = 0; | ||
724 | break; | 705 | break; |
725 | 706 | ||
726 | case SSL3_ST_SW_CERT_STATUS_A: | 707 | case SSL3_ST_SW_CERT_STATUS_A: |
727 | case SSL3_ST_SW_CERT_STATUS_B: | 708 | case SSL3_ST_SW_CERT_STATUS_B: |
728 | ret=ssl3_send_cert_status(s); | 709 | ret = ssl3_send_cert_status(s); |
729 | if (ret <= 0) goto end; | 710 | if (ret <= 0) |
730 | s->state=SSL3_ST_SW_KEY_EXCH_A; | 711 | goto end; |
731 | s->init_num=0; | 712 | s->state = SSL3_ST_SW_KEY_EXCH_A; |
713 | s->init_num = 0; | ||
732 | break; | 714 | break; |
733 | 715 | ||
734 | #endif | 716 | #endif |
@@ -736,48 +718,49 @@ int ssl3_accept(SSL *s) | |||
736 | case SSL3_ST_SW_CHANGE_A: | 718 | case SSL3_ST_SW_CHANGE_A: |
737 | case SSL3_ST_SW_CHANGE_B: | 719 | case SSL3_ST_SW_CHANGE_B: |
738 | 720 | ||
739 | s->session->cipher=s->s3->tmp.new_cipher; | 721 | s->session->cipher = s->s3->tmp.new_cipher; |
740 | if (!s->method->ssl3_enc->setup_key_block(s)) | 722 | if (!s->method->ssl3_enc->setup_key_block(s)) { |
741 | { ret= -1; goto end; } | 723 | ret = -1; |
724 | goto end; | ||
725 | } | ||
742 | 726 | ||
743 | ret=ssl3_send_change_cipher_spec(s, | 727 | ret = ssl3_send_change_cipher_spec(s, |
744 | SSL3_ST_SW_CHANGE_A,SSL3_ST_SW_CHANGE_B); | 728 | SSL3_ST_SW_CHANGE_A, SSL3_ST_SW_CHANGE_B); |
745 | 729 | ||
746 | if (ret <= 0) goto end; | 730 | if (ret <= 0) |
747 | s->state=SSL3_ST_SW_FINISHED_A; | 731 | goto end; |
748 | s->init_num=0; | 732 | s->state = SSL3_ST_SW_FINISHED_A; |
733 | s->init_num = 0; | ||
749 | 734 | ||
750 | if (!s->method->ssl3_enc->change_cipher_state(s, | 735 | if (!s->method->ssl3_enc->change_cipher_state( |
751 | SSL3_CHANGE_CIPHER_SERVER_WRITE)) | 736 | s, SSL3_CHANGE_CIPHER_SERVER_WRITE)) { |
752 | { | 737 | ret = -1; |
753 | ret= -1; | ||
754 | goto end; | 738 | goto end; |
755 | } | 739 | } |
756 | 740 | ||
757 | break; | 741 | break; |
758 | 742 | ||
759 | case SSL3_ST_SW_FINISHED_A: | 743 | case SSL3_ST_SW_FINISHED_A: |
760 | case SSL3_ST_SW_FINISHED_B: | 744 | case SSL3_ST_SW_FINISHED_B: |
761 | ret=ssl3_send_finished(s, | 745 | ret = ssl3_send_finished(s, |
762 | SSL3_ST_SW_FINISHED_A,SSL3_ST_SW_FINISHED_B, | 746 | SSL3_ST_SW_FINISHED_A, SSL3_ST_SW_FINISHED_B, |
763 | s->method->ssl3_enc->server_finished_label, | 747 | s->method->ssl3_enc->server_finished_label, |
764 | s->method->ssl3_enc->server_finished_label_len); | 748 | s->method->ssl3_enc->server_finished_label_len); |
765 | if (ret <= 0) goto end; | 749 | if (ret <= 0) |
766 | s->state=SSL3_ST_SW_FLUSH; | 750 | goto end; |
767 | if (s->hit) | 751 | s->state = SSL3_ST_SW_FLUSH; |
768 | { | 752 | if (s->hit) { |
769 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) | 753 | #if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG) |
770 | s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A; | 754 | s->s3->tmp.next_state = SSL3_ST_SR_FINISHED_A; |
771 | #else | 755 | #else |
772 | if (s->s3->next_proto_neg_seen) | 756 | if (s->s3->next_proto_neg_seen) |
773 | s->s3->tmp.next_state=SSL3_ST_SR_NEXT_PROTO_A; | 757 | s->s3->tmp.next_state = SSL3_ST_SR_NEXT_PROTO_A; |
774 | else | 758 | else |
775 | s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A; | 759 | s->s3->tmp.next_state = SSL3_ST_SR_FINISHED_A; |
776 | #endif | 760 | #endif |
777 | } | 761 | } else |
778 | else | 762 | s->s3->tmp.next_state = SSL_ST_OK; |
779 | s->s3->tmp.next_state=SSL_ST_OK; | 763 | s->init_num = 0; |
780 | s->init_num=0; | ||
781 | break; | 764 | break; |
782 | 765 | ||
783 | case SSL_ST_OK: | 766 | case SSL_ST_OK: |
@@ -785,146 +768,143 @@ int ssl3_accept(SSL *s) | |||
785 | ssl3_cleanup_key_block(s); | 768 | ssl3_cleanup_key_block(s); |
786 | 769 | ||
787 | BUF_MEM_free(s->init_buf); | 770 | BUF_MEM_free(s->init_buf); |
788 | s->init_buf=NULL; | 771 | s->init_buf = NULL; |
789 | 772 | ||
790 | /* remove buffering on output */ | 773 | /* remove buffering on output */ |
791 | ssl_free_wbio_buffer(s); | 774 | ssl_free_wbio_buffer(s); |
792 | 775 | ||
793 | s->init_num=0; | 776 | s->init_num = 0; |
794 | 777 | ||
795 | if (s->renegotiate == 2) /* skipped if we just sent a HelloRequest */ | 778 | if (s->renegotiate == 2) /* skipped if we just sent a HelloRequest */ |
796 | { | 779 | { |
797 | s->renegotiate=0; | 780 | s->renegotiate = 0; |
798 | s->new_session=0; | 781 | s->new_session = 0; |
799 | 782 | ||
800 | ssl_update_cache(s,SSL_SESS_CACHE_SERVER); | 783 | ssl_update_cache(s, SSL_SESS_CACHE_SERVER); |
801 | 784 | ||
802 | s->ctx->stats.sess_accept_good++; | 785 | s->ctx->stats.sess_accept_good++; |
803 | /* s->server=1; */ | 786 | /* s->server=1; */ |
804 | s->handshake_func=ssl3_accept; | 787 | s->handshake_func = ssl3_accept; |
788 | |||
789 | if (cb != NULL) | ||
790 | cb(s, SSL_CB_HANDSHAKE_DONE, 1); | ||
791 | } | ||
805 | 792 | ||
806 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1); | ||
807 | } | ||
808 | |||
809 | ret = 1; | 793 | ret = 1; |
810 | goto end; | 794 | goto end; |
811 | /* break; */ | 795 | /* break; */ |
812 | 796 | ||
813 | default: | 797 | default: |
814 | SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_UNKNOWN_STATE); | 798 | SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNKNOWN_STATE); |
815 | ret= -1; | 799 | ret = -1; |
816 | goto end; | 800 | goto end; |
817 | /* break; */ | 801 | /* break; */ |
818 | } | 802 | } |
819 | 803 | ||
820 | if (!s->s3->tmp.reuse_message && !skip) | 804 | if (!s->s3->tmp.reuse_message && !skip) { |
821 | { | 805 | if (s->debug) { |
822 | if (s->debug) | 806 | if ((ret = BIO_flush(s->wbio)) <= 0) |
823 | { | ||
824 | if ((ret=BIO_flush(s->wbio)) <= 0) | ||
825 | goto end; | 807 | goto end; |
826 | } | 808 | } |
827 | 809 | ||
828 | 810 | ||
829 | if ((cb != NULL) && (s->state != state)) | 811 | if ((cb != NULL) && (s->state != state)) { |
830 | { | 812 | new_state = s->state; |
831 | new_state=s->state; | 813 | s->state = state; |
832 | s->state=state; | 814 | cb(s, SSL_CB_ACCEPT_LOOP, 1); |
833 | cb(s,SSL_CB_ACCEPT_LOOP,1); | 815 | s->state = new_state; |
834 | s->state=new_state; | ||
835 | } | ||
836 | } | 816 | } |
837 | skip=0; | ||
838 | } | 817 | } |
818 | skip = 0; | ||
819 | } | ||
839 | end: | 820 | end: |
840 | /* BIO_flush(s->wbio); */ | 821 | /* BIO_flush(s->wbio); */ |
841 | 822 | ||
842 | s->in_handshake--; | 823 | s->in_handshake--; |
843 | if (cb != NULL) | 824 | if (cb != NULL) |
844 | cb(s,SSL_CB_ACCEPT_EXIT,ret); | 825 | cb(s, SSL_CB_ACCEPT_EXIT, ret); |
845 | return(ret); | 826 | return (ret); |
846 | } | 827 | } |
847 | 828 | ||
848 | int ssl3_send_hello_request(SSL *s) | 829 | int |
849 | { | 830 | ssl3_send_hello_request(SSL *s) |
831 | { | ||
850 | unsigned char *p; | 832 | unsigned char *p; |
851 | 833 | ||
852 | if (s->state == SSL3_ST_SW_HELLO_REQ_A) | 834 | if (s->state == SSL3_ST_SW_HELLO_REQ_A) { |
853 | { | 835 | p = (unsigned char *)s->init_buf->data; |
854 | p=(unsigned char *)s->init_buf->data; | 836 | *(p++) = SSL3_MT_HELLO_REQUEST; |
855 | *(p++)=SSL3_MT_HELLO_REQUEST; | 837 | *(p++) = 0; |
856 | *(p++)=0; | 838 | *(p++) = 0; |
857 | *(p++)=0; | 839 | *(p++) = 0; |
858 | *(p++)=0; | ||
859 | 840 | ||
860 | s->state=SSL3_ST_SW_HELLO_REQ_B; | 841 | s->state = SSL3_ST_SW_HELLO_REQ_B; |
861 | /* number of bytes to write */ | 842 | /* number of bytes to write */ |
862 | s->init_num=4; | 843 | s->init_num = 4; |
863 | s->init_off=0; | 844 | s->init_off = 0; |
864 | } | 845 | } |
865 | 846 | ||
866 | /* SSL3_ST_SW_HELLO_REQ_B */ | 847 | /* SSL3_ST_SW_HELLO_REQ_B */ |
867 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 848 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
868 | } | 849 | } |
869 | 850 | ||
870 | int ssl3_check_client_hello(SSL *s) | 851 | int |
871 | { | 852 | ssl3_check_client_hello(SSL *s) |
853 | { | ||
872 | int ok; | 854 | int ok; |
873 | long n; | 855 | long n; |
874 | 856 | ||
875 | /* this function is called when we really expect a Certificate message, | 857 | /* this function is called when we really expect a Certificate message, |
876 | * so permit appropriate message length */ | 858 | * so permit appropriate message length */ |
877 | n=s->method->ssl_get_message(s, | 859 | n = s->method->ssl_get_message(s, |
878 | SSL3_ST_SR_CERT_A, | 860 | SSL3_ST_SR_CERT_A, |
879 | SSL3_ST_SR_CERT_B, | 861 | SSL3_ST_SR_CERT_B, |
880 | -1, | 862 | -1, |
881 | s->max_cert_list, | 863 | s->max_cert_list, |
882 | &ok); | 864 | &ok); |
883 | if (!ok) return((int)n); | 865 | if (!ok) |
866 | return ((int)n); | ||
884 | s->s3->tmp.reuse_message = 1; | 867 | s->s3->tmp.reuse_message = 1; |
885 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO) | 868 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO) { |
886 | { | ||
887 | /* We only allow the client to restart the handshake once per | 869 | /* We only allow the client to restart the handshake once per |
888 | * negotiation. */ | 870 | * negotiation. */ |
889 | if (s->s3->flags & SSL3_FLAGS_SGC_RESTART_DONE) | 871 | if (s->s3->flags & SSL3_FLAGS_SGC_RESTART_DONE) { |
890 | { | ||
891 | SSLerr(SSL_F_SSL3_CHECK_CLIENT_HELLO, SSL_R_MULTIPLE_SGC_RESTARTS); | 872 | SSLerr(SSL_F_SSL3_CHECK_CLIENT_HELLO, SSL_R_MULTIPLE_SGC_RESTARTS); |
892 | return -1; | 873 | return -1; |
893 | } | 874 | } |
894 | /* Throw away what we have done so far in the current handshake, | 875 | /* Throw away what we have done so far in the current handshake, |
895 | * which will now be aborted. (A full SSL_clear would be too much.) */ | 876 | * which will now be aborted. (A full SSL_clear would be too much.) */ |
896 | #ifndef OPENSSL_NO_DH | 877 | #ifndef OPENSSL_NO_DH |
897 | if (s->s3->tmp.dh != NULL) | 878 | if (s->s3->tmp.dh != NULL) { |
898 | { | ||
899 | DH_free(s->s3->tmp.dh); | 879 | DH_free(s->s3->tmp.dh); |
900 | s->s3->tmp.dh = NULL; | 880 | s->s3->tmp.dh = NULL; |
901 | } | 881 | } |
902 | #endif | 882 | #endif |
903 | #ifndef OPENSSL_NO_ECDH | 883 | #ifndef OPENSSL_NO_ECDH |
904 | if (s->s3->tmp.ecdh != NULL) | 884 | if (s->s3->tmp.ecdh != NULL) { |
905 | { | ||
906 | EC_KEY_free(s->s3->tmp.ecdh); | 885 | EC_KEY_free(s->s3->tmp.ecdh); |
907 | s->s3->tmp.ecdh = NULL; | 886 | s->s3->tmp.ecdh = NULL; |
908 | } | 887 | } |
909 | #endif | 888 | #endif |
910 | s->s3->flags |= SSL3_FLAGS_SGC_RESTART_DONE; | 889 | s->s3->flags |= SSL3_FLAGS_SGC_RESTART_DONE; |
911 | return 2; | 890 | return 2; |
912 | } | 891 | } |
913 | return 1; | 892 | return 1; |
914 | } | 893 | } |
915 | 894 | ||
916 | int ssl3_get_client_hello(SSL *s) | 895 | int |
917 | { | 896 | ssl3_get_client_hello(SSL *s) |
918 | int i,j,ok,al,ret= -1; | 897 | { |
898 | int i, j, ok, al, ret = -1; | ||
919 | unsigned int cookie_len; | 899 | unsigned int cookie_len; |
920 | long n; | 900 | long n; |
921 | unsigned long id; | 901 | unsigned long id; |
922 | unsigned char *p,*d,*q; | 902 | unsigned char *p, *d, *q; |
923 | SSL_CIPHER *c; | 903 | SSL_CIPHER *c; |
924 | #ifndef OPENSSL_NO_COMP | 904 | #ifndef OPENSSL_NO_COMP |
925 | SSL_COMP *comp=NULL; | 905 | SSL_COMP *comp = NULL; |
926 | #endif | 906 | #endif |
927 | STACK_OF(SSL_CIPHER) *ciphers=NULL; | 907 | STACK_OF(SSL_CIPHER) *ciphers = NULL; |
928 | 908 | ||
929 | /* We do this so that we will respond with our native type. | 909 | /* We do this so that we will respond with our native type. |
930 | * If we are TLSv1 and we get SSLv3, we will respond with TLSv1, | 910 | * If we are TLSv1 and we get SSLv3, we will respond with TLSv1, |
@@ -932,65 +912,61 @@ int ssl3_get_client_hello(SSL *s) | |||
932 | * If we are SSLv3, we will respond with SSLv3, even if prompted with | 912 | * If we are SSLv3, we will respond with SSLv3, even if prompted with |
933 | * TLSv1. | 913 | * TLSv1. |
934 | */ | 914 | */ |
935 | if (s->state == SSL3_ST_SR_CLNT_HELLO_A | 915 | if (s->state == SSL3_ST_SR_CLNT_HELLO_A) { |
936 | ) | 916 | s->state = SSL3_ST_SR_CLNT_HELLO_B; |
937 | { | 917 | } |
938 | s->state=SSL3_ST_SR_CLNT_HELLO_B; | 918 | s->first_packet = 1; |
939 | } | 919 | n = s->method->ssl_get_message(s, |
940 | s->first_packet=1; | 920 | SSL3_ST_SR_CLNT_HELLO_B, |
941 | n=s->method->ssl_get_message(s, | 921 | SSL3_ST_SR_CLNT_HELLO_C, |
942 | SSL3_ST_SR_CLNT_HELLO_B, | 922 | SSL3_MT_CLIENT_HELLO, |
943 | SSL3_ST_SR_CLNT_HELLO_C, | 923 | SSL3_RT_MAX_PLAIN_LENGTH, |
944 | SSL3_MT_CLIENT_HELLO, | 924 | &ok); |
945 | SSL3_RT_MAX_PLAIN_LENGTH, | ||
946 | &ok); | ||
947 | 925 | ||
948 | if (!ok) return((int)n); | 926 | if (!ok) |
949 | s->first_packet=0; | 927 | return ((int)n); |
950 | d=p=(unsigned char *)s->init_msg; | 928 | s->first_packet = 0; |
929 | d = p=(unsigned char *)s->init_msg; | ||
951 | 930 | ||
952 | /* use version from inside client hello, not from record header | 931 | /* use version from inside client hello, not from record header |
953 | * (may differ: see RFC 2246, Appendix E, second paragraph) */ | 932 | * (may differ: see RFC 2246, Appendix E, second paragraph) */ |
954 | s->client_version=(((int)p[0])<<8)|(int)p[1]; | 933 | s->client_version = (((int)p[0]) << 8)|(int)p[1]; |
955 | p+=2; | 934 | p += 2; |
956 | 935 | ||
957 | if ((s->version == DTLS1_VERSION && s->client_version > s->version) || | 936 | if ((s->version == DTLS1_VERSION && s->client_version > s->version) || |
958 | (s->version != DTLS1_VERSION && s->client_version < s->version)) | 937 | (s->version != DTLS1_VERSION && s->client_version < s->version)) { |
959 | { | ||
960 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_WRONG_VERSION_NUMBER); | 938 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_WRONG_VERSION_NUMBER); |
961 | if ((s->client_version>>8) == SSL3_VERSION_MAJOR && | 939 | if ((s->client_version >> 8) == SSL3_VERSION_MAJOR && |
962 | !s->enc_write_ctx && !s->write_hash) | 940 | !s->enc_write_ctx && !s->write_hash) { |
963 | { | ||
964 | /* similar to ssl3_get_record, send alert using remote version number */ | 941 | /* similar to ssl3_get_record, send alert using remote version number */ |
965 | s->version = s->client_version; | 942 | s->version = s->client_version; |
966 | } | 943 | } |
967 | al = SSL_AD_PROTOCOL_VERSION; | 944 | al = SSL_AD_PROTOCOL_VERSION; |
968 | goto f_err; | 945 | goto f_err; |
969 | } | 946 | } |
970 | 947 | ||
971 | /* If we require cookies and this ClientHello doesn't | 948 | /* If we require cookies and this ClientHello doesn't |
972 | * contain one, just return since we do not want to | 949 | * contain one, just return since we do not want to |
973 | * allocate any memory yet. So check cookie length... | 950 | * allocate any memory yet. So check cookie length... |
974 | */ | 951 | */ |
975 | if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) | 952 | if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) { |
976 | { | ||
977 | unsigned int session_length, cookie_length; | 953 | unsigned int session_length, cookie_length; |
978 | 954 | ||
979 | session_length = *(p + SSL3_RANDOM_SIZE); | 955 | session_length = *(p + SSL3_RANDOM_SIZE); |
980 | cookie_length = *(p + SSL3_RANDOM_SIZE + session_length + 1); | 956 | cookie_length = *(p + SSL3_RANDOM_SIZE + session_length + 1); |
981 | 957 | ||
982 | if (cookie_length == 0) | 958 | if (cookie_length == 0) |
983 | return 1; | 959 | return 1; |
984 | } | 960 | } |
985 | 961 | ||
986 | /* load the client random */ | 962 | /* load the client random */ |
987 | memcpy(s->s3->client_random,p,SSL3_RANDOM_SIZE); | 963 | memcpy(s->s3->client_random, p, SSL3_RANDOM_SIZE); |
988 | p+=SSL3_RANDOM_SIZE; | 964 | p += SSL3_RANDOM_SIZE; |
989 | 965 | ||
990 | /* get the session-id */ | 966 | /* get the session-id */ |
991 | j= *(p++); | 967 | j= *(p++); |
992 | 968 | ||
993 | s->hit=0; | 969 | s->hit = 0; |
994 | /* Versions before 0.9.7 always allow clients to resume sessions in renegotiation. | 970 | /* Versions before 0.9.7 always allow clients to resume sessions in renegotiation. |
995 | * 0.9.7 and later allow this by default, but optionally ignore resumption requests | 971 | * 0.9.7 and later allow this by default, but optionally ignore resumption requests |
996 | * with flag SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION (it's a new flag rather | 972 | * with flag SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION (it's a new flag rather |
@@ -1002,31 +978,26 @@ int ssl3_get_client_hello(SSL *s) | |||
1002 | * this essentially just means that the SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION | 978 | * this essentially just means that the SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION |
1003 | * setting will be ignored. | 979 | * setting will be ignored. |
1004 | */ | 980 | */ |
1005 | if ((s->new_session && (s->options & SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION))) | 981 | if ((s->new_session && (s->options & SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION))) { |
1006 | { | 982 | if (!ssl_get_new_session(s, 1)) |
1007 | if (!ssl_get_new_session(s,1)) | ||
1008 | goto err; | 983 | goto err; |
1009 | } | 984 | } else { |
1010 | else | 985 | i = ssl_get_prev_session(s, p, j, d + n); |
1011 | { | ||
1012 | i=ssl_get_prev_session(s, p, j, d + n); | ||
1013 | if (i == 1) | 986 | if (i == 1) |
1014 | { /* previous session */ | 987 | { /* previous session */ |
1015 | s->hit=1; | 988 | s->hit = 1; |
1016 | } | 989 | } else if (i == -1) |
1017 | else if (i == -1) | ||
1018 | goto err; | 990 | goto err; |
1019 | else /* i == 0 */ | 991 | else /* i == 0 */ |
1020 | { | 992 | { |
1021 | if (!ssl_get_new_session(s,1)) | 993 | if (!ssl_get_new_session(s, 1)) |
1022 | goto err; | 994 | goto err; |
1023 | } | ||
1024 | } | 995 | } |
996 | } | ||
1025 | 997 | ||
1026 | p+=j; | 998 | p += j; |
1027 | 999 | ||
1028 | if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) | 1000 | if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) { |
1029 | { | ||
1030 | /* cookie stuff */ | 1001 | /* cookie stuff */ |
1031 | cookie_len = *(p++); | 1002 | cookie_len = *(p++); |
1032 | 1003 | ||
@@ -1035,159 +1006,141 @@ int ssl3_get_client_hello(SSL *s) | |||
1035 | * HelloVerify message has not been sent--make sure that it | 1006 | * HelloVerify message has not been sent--make sure that it |
1036 | * does not cause an overflow. | 1007 | * does not cause an overflow. |
1037 | */ | 1008 | */ |
1038 | if ( cookie_len > sizeof(s->d1->rcvd_cookie)) | 1009 | if (cookie_len > sizeof(s->d1->rcvd_cookie)) { |
1039 | { | ||
1040 | /* too much data */ | 1010 | /* too much data */ |
1041 | al = SSL_AD_DECODE_ERROR; | 1011 | al = SSL_AD_DECODE_ERROR; |
1042 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH); | 1012 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH); |
1043 | goto f_err; | 1013 | goto f_err; |
1044 | } | 1014 | } |
1045 | 1015 | ||
1046 | /* verify the cookie if appropriate option is set. */ | 1016 | /* verify the cookie if appropriate option is set. */ |
1047 | if ((SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) && | 1017 | if ((SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) && |
1048 | cookie_len > 0) | 1018 | cookie_len > 0) { |
1049 | { | ||
1050 | memcpy(s->d1->rcvd_cookie, p, cookie_len); | 1019 | memcpy(s->d1->rcvd_cookie, p, cookie_len); |
1051 | 1020 | ||
1052 | if ( s->ctx->app_verify_cookie_cb != NULL) | 1021 | if (s->ctx->app_verify_cookie_cb != NULL) { |
1053 | { | 1022 | if (s->ctx->app_verify_cookie_cb(s, s->d1->rcvd_cookie, |
1054 | if ( s->ctx->app_verify_cookie_cb(s, s->d1->rcvd_cookie, | 1023 | cookie_len) == 0) { |
1055 | cookie_len) == 0) | 1024 | al = SSL_AD_HANDSHAKE_FAILURE; |
1056 | { | 1025 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, |
1057 | al=SSL_AD_HANDSHAKE_FAILURE; | 1026 | SSL_R_COOKIE_MISMATCH); |
1058 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1059 | SSL_R_COOKIE_MISMATCH); | ||
1060 | goto f_err; | ||
1061 | } | ||
1062 | /* else cookie verification succeeded */ | ||
1063 | } | ||
1064 | else if ( memcmp(s->d1->rcvd_cookie, s->d1->cookie, | ||
1065 | s->d1->cookie_len) != 0) /* default verification */ | ||
1066 | { | ||
1067 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1068 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1069 | SSL_R_COOKIE_MISMATCH); | ||
1070 | goto f_err; | 1027 | goto f_err; |
1071 | } | 1028 | } |
1029 | /* else cookie verification succeeded */ | ||
1030 | } else if (memcmp(s->d1->rcvd_cookie, s->d1->cookie, | ||
1031 | s->d1->cookie_len) != 0) /* default verification */ | ||
1032 | { | ||
1033 | al = SSL_AD_HANDSHAKE_FAILURE; | ||
1034 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, | ||
1035 | SSL_R_COOKIE_MISMATCH); | ||
1036 | goto f_err; | ||
1037 | } | ||
1072 | 1038 | ||
1073 | ret = 2; | 1039 | ret = 2; |
1074 | } | 1040 | } |
1075 | 1041 | ||
1076 | p += cookie_len; | 1042 | p += cookie_len; |
1077 | } | 1043 | } |
1078 | 1044 | ||
1079 | n2s(p,i); | 1045 | n2s(p, i); |
1080 | if ((i == 0) && (j != 0)) | 1046 | if ((i == 0) && (j != 0)) { |
1081 | { | ||
1082 | /* we need a cipher if we are not resuming a session */ | 1047 | /* we need a cipher if we are not resuming a session */ |
1083 | al=SSL_AD_ILLEGAL_PARAMETER; | 1048 | al = SSL_AD_ILLEGAL_PARAMETER; |
1084 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_CIPHERS_SPECIFIED); | 1049 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_SPECIFIED); |
1085 | goto f_err; | 1050 | goto f_err; |
1086 | } | 1051 | } |
1087 | if ((p+i) >= (d+n)) | 1052 | if ((p + i) >= (d + n)) { |
1088 | { | ||
1089 | /* not enough data */ | 1053 | /* not enough data */ |
1090 | al=SSL_AD_DECODE_ERROR; | 1054 | al = SSL_AD_DECODE_ERROR; |
1091 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_LENGTH_MISMATCH); | 1055 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); |
1092 | goto f_err; | 1056 | goto f_err; |
1093 | } | 1057 | } |
1094 | if ((i > 0) && (ssl_bytes_to_cipher_list(s,p,i,&(ciphers)) | 1058 | if ((i > 0) && |
1095 | == NULL)) | 1059 | (ssl_bytes_to_cipher_list(s, p, i, &(ciphers)) == NULL)) { |
1096 | { | ||
1097 | goto err; | 1060 | goto err; |
1098 | } | 1061 | } |
1099 | p+=i; | 1062 | p += i; |
1100 | 1063 | ||
1101 | /* If it is a hit, check that the cipher is in the list */ | 1064 | /* If it is a hit, check that the cipher is in the list */ |
1102 | if ((s->hit) && (i > 0)) | 1065 | if ((s->hit) && (i > 0)) { |
1103 | { | 1066 | j = 0; |
1104 | j=0; | 1067 | id = s->session->cipher->id; |
1105 | id=s->session->cipher->id; | ||
1106 | 1068 | ||
1107 | #ifdef CIPHER_DEBUG | 1069 | #ifdef CIPHER_DEBUG |
1108 | printf("client sent %d ciphers\n",sk_num(ciphers)); | 1070 | printf("client sent %d ciphers\n", sk_num(ciphers)); |
1109 | #endif | 1071 | #endif |
1110 | for (i=0; i<sk_SSL_CIPHER_num(ciphers); i++) | 1072 | for (i = 0; i < sk_SSL_CIPHER_num(ciphers); i++) { |
1111 | { | 1073 | c = sk_SSL_CIPHER_value(ciphers, i); |
1112 | c=sk_SSL_CIPHER_value(ciphers,i); | ||
1113 | #ifdef CIPHER_DEBUG | 1074 | #ifdef CIPHER_DEBUG |
1114 | printf("client [%2d of %2d]:%s\n", | 1075 | printf("client [%2d of %2d]:%s\n", |
1115 | i,sk_num(ciphers),SSL_CIPHER_get_name(c)); | 1076 | i, sk_num(ciphers), SSL_CIPHER_get_name(c)); |
1116 | #endif | 1077 | #endif |
1117 | if (c->id == id) | 1078 | if (c->id == id) { |
1118 | { | 1079 | j = 1; |
1119 | j=1; | ||
1120 | break; | 1080 | break; |
1121 | } | ||
1122 | } | 1081 | } |
1082 | } | ||
1123 | /* Disabled because it can be used in a ciphersuite downgrade | 1083 | /* Disabled because it can be used in a ciphersuite downgrade |
1124 | * attack: CVE-2010-4180. | 1084 | * attack: CVE-2010-4180. |
1125 | */ | 1085 | */ |
1126 | #if 0 | 1086 | #if 0 |
1127 | if (j == 0 && (s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG) && (sk_SSL_CIPHER_num(ciphers) == 1)) | 1087 | if (j == 0 && (s->options & SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG) && (sk_SSL_CIPHER_num(ciphers) == 1)) { |
1128 | { | ||
1129 | /* Special case as client bug workaround: the previously used cipher may | 1088 | /* Special case as client bug workaround: the previously used cipher may |
1130 | * not be in the current list, the client instead might be trying to | 1089 | * not be in the current list, the client instead might be trying to |
1131 | * continue using a cipher that before wasn't chosen due to server | 1090 | * continue using a cipher that before wasn't chosen due to server |
1132 | * preferences. We'll have to reject the connection if the cipher is not | 1091 | * preferences. We'll have to reject the connection if the cipher is not |
1133 | * enabled, though. */ | 1092 | * enabled, though. */ |
1134 | c = sk_SSL_CIPHER_value(ciphers, 0); | 1093 | c = sk_SSL_CIPHER_value(ciphers, 0); |
1135 | if (sk_SSL_CIPHER_find(SSL_get_ciphers(s), c) >= 0) | 1094 | if (sk_SSL_CIPHER_find(SSL_get_ciphers(s), c) >= 0) { |
1136 | { | ||
1137 | s->session->cipher = c; | 1095 | s->session->cipher = c; |
1138 | j = 1; | 1096 | j = 1; |
1139 | } | ||
1140 | } | 1097 | } |
1098 | } | ||
1141 | #endif | 1099 | #endif |
1142 | if (j == 0) | 1100 | if (j == 0) { |
1143 | { | ||
1144 | /* we need to have the cipher in the cipher | 1101 | /* we need to have the cipher in the cipher |
1145 | * list if we are asked to reuse it */ | 1102 | * list if we are asked to reuse it */ |
1146 | al=SSL_AD_ILLEGAL_PARAMETER; | 1103 | al = SSL_AD_ILLEGAL_PARAMETER; |
1147 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_REQUIRED_CIPHER_MISSING); | 1104 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_REQUIRED_CIPHER_MISSING); |
1148 | goto f_err; | 1105 | goto f_err; |
1149 | } | ||
1150 | } | 1106 | } |
1107 | } | ||
1151 | 1108 | ||
1152 | /* compression */ | 1109 | /* compression */ |
1153 | i= *(p++); | 1110 | i= *(p++); |
1154 | if ((p+i) > (d+n)) | 1111 | if ((p + i) > (d + n)) { |
1155 | { | ||
1156 | /* not enough data */ | 1112 | /* not enough data */ |
1157 | al=SSL_AD_DECODE_ERROR; | 1113 | al = SSL_AD_DECODE_ERROR; |
1158 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_LENGTH_MISMATCH); | 1114 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); |
1159 | goto f_err; | 1115 | goto f_err; |
1160 | } | 1116 | } |
1161 | q=p; | 1117 | q = p; |
1162 | for (j=0; j<i; j++) | 1118 | for (j = 0; j < i; j++) { |
1163 | { | 1119 | if (p[j] == 0) |
1164 | if (p[j] == 0) break; | 1120 | break; |
1165 | } | 1121 | } |
1166 | 1122 | ||
1167 | p+=i; | 1123 | p += i; |
1168 | if (j >= i) | 1124 | if (j >= i) { |
1169 | { | ||
1170 | /* no compress */ | 1125 | /* no compress */ |
1171 | al=SSL_AD_DECODE_ERROR; | 1126 | al = SSL_AD_DECODE_ERROR; |
1172 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_COMPRESSION_SPECIFIED); | 1127 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_COMPRESSION_SPECIFIED); |
1173 | goto f_err; | 1128 | goto f_err; |
1174 | } | 1129 | } |
1175 | 1130 | ||
1176 | #ifndef OPENSSL_NO_TLSEXT | 1131 | #ifndef OPENSSL_NO_TLSEXT |
1177 | /* TLS extensions*/ | 1132 | /* TLS extensions*/ |
1178 | if (s->version >= SSL3_VERSION) | 1133 | if (s->version >= SSL3_VERSION) { |
1179 | { | 1134 | if (!ssl_parse_clienthello_tlsext(s, &p, d, n, &al)) { |
1180 | if (!ssl_parse_clienthello_tlsext(s,&p,d,n, &al)) | ||
1181 | { | ||
1182 | /* 'al' set by ssl_parse_clienthello_tlsext */ | 1135 | /* 'al' set by ssl_parse_clienthello_tlsext */ |
1183 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_PARSE_TLSEXT); | 1136 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_PARSE_TLSEXT); |
1184 | goto f_err; | 1137 | goto f_err; |
1185 | } | ||
1186 | } | ||
1187 | if (ssl_check_clienthello_tlsext_early(s) <= 0) { | ||
1188 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT); | ||
1189 | goto err; | ||
1190 | } | 1138 | } |
1139 | } | ||
1140 | if (ssl_check_clienthello_tlsext_early(s) <= 0) { | ||
1141 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); | ||
1142 | goto err; | ||
1143 | } | ||
1191 | 1144 | ||
1192 | /* Check if we want to use external pre-shared secret for this | 1145 | /* Check if we want to use external pre-shared secret for this |
1193 | * handshake for not reused session only. We need to generate | 1146 | * handshake for not reused session only. We need to generate |
@@ -1195,38 +1148,34 @@ int ssl3_get_client_hello(SSL *s) | |||
1195 | * SessionTicket processing to use it in key derivation. */ | 1148 | * SessionTicket processing to use it in key derivation. */ |
1196 | { | 1149 | { |
1197 | unsigned char *pos; | 1150 | unsigned char *pos; |
1198 | pos=s->s3->server_random; | 1151 | pos = s->s3->server_random; |
1199 | if (ssl_fill_hello_random(s, 1, pos, SSL3_RANDOM_SIZE) <= 0) | 1152 | if (ssl_fill_hello_random(s, 1, pos, SSL3_RANDOM_SIZE) <= 0) { |
1200 | { | 1153 | al = SSL_AD_INTERNAL_ERROR; |
1201 | al=SSL_AD_INTERNAL_ERROR; | ||
1202 | goto f_err; | 1154 | goto f_err; |
1203 | } | 1155 | } |
1204 | } | 1156 | } |
1205 | 1157 | ||
1206 | if (!s->hit && s->version >= TLS1_VERSION && s->tls_session_secret_cb) | 1158 | if (!s->hit && s->version >= TLS1_VERSION && s->tls_session_secret_cb) { |
1207 | { | 1159 | SSL_CIPHER *pref_cipher = NULL; |
1208 | SSL_CIPHER *pref_cipher=NULL; | ||
1209 | 1160 | ||
1210 | s->session->master_key_length=sizeof(s->session->master_key); | 1161 | s->session->master_key_length = sizeof(s->session->master_key); |
1211 | if(s->tls_session_secret_cb(s, s->session->master_key, &s->session->master_key_length, | 1162 | if (s->tls_session_secret_cb(s, s->session->master_key, &s->session->master_key_length, |
1212 | ciphers, &pref_cipher, s->tls_session_secret_cb_arg)) | 1163 | ciphers, &pref_cipher, s->tls_session_secret_cb_arg)) { |
1213 | { | 1164 | s->hit = 1; |
1214 | s->hit=1; | 1165 | s->session->ciphers = ciphers; |
1215 | s->session->ciphers=ciphers; | 1166 | s->session->verify_result = X509_V_OK; |
1216 | s->session->verify_result=X509_V_OK; | ||
1217 | 1167 | ||
1218 | ciphers=NULL; | 1168 | ciphers = NULL; |
1219 | 1169 | ||
1220 | /* check if some cipher was preferred by call back */ | 1170 | /* check if some cipher was preferred by call back */ |
1221 | pref_cipher=pref_cipher ? pref_cipher : ssl3_choose_cipher(s, s->session->ciphers, SSL_get_ciphers(s)); | 1171 | pref_cipher = pref_cipher ? pref_cipher : ssl3_choose_cipher(s, s->session->ciphers, SSL_get_ciphers(s)); |
1222 | if (pref_cipher == NULL) | 1172 | if (pref_cipher == NULL) { |
1223 | { | 1173 | al = SSL_AD_HANDSHAKE_FAILURE; |
1224 | al=SSL_AD_HANDSHAKE_FAILURE; | 1174 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_SHARED_CIPHER); |
1225 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_SHARED_CIPHER); | ||
1226 | goto f_err; | 1175 | goto f_err; |
1227 | } | 1176 | } |
1228 | 1177 | ||
1229 | s->session->cipher=pref_cipher; | 1178 | s->session->cipher = pref_cipher; |
1230 | 1179 | ||
1231 | if (s->cipher_list) | 1180 | if (s->cipher_list) |
1232 | sk_SSL_CIPHER_free(s->cipher_list); | 1181 | sk_SSL_CIPHER_free(s->cipher_list); |
@@ -1236,165 +1185,144 @@ int ssl3_get_client_hello(SSL *s) | |||
1236 | 1185 | ||
1237 | s->cipher_list = sk_SSL_CIPHER_dup(s->session->ciphers); | 1186 | s->cipher_list = sk_SSL_CIPHER_dup(s->session->ciphers); |
1238 | s->cipher_list_by_id = sk_SSL_CIPHER_dup(s->session->ciphers); | 1187 | s->cipher_list_by_id = sk_SSL_CIPHER_dup(s->session->ciphers); |
1239 | } | ||
1240 | } | 1188 | } |
1189 | } | ||
1241 | #endif | 1190 | #endif |
1242 | 1191 | ||
1243 | /* Worst case, we will use the NULL compression, but if we have other | 1192 | /* Worst case, we will use the NULL compression, but if we have other |
1244 | * options, we will now look for them. We have i-1 compression | 1193 | * options, we will now look for them. We have i-1 compression |
1245 | * algorithms from the client, starting at q. */ | 1194 | * algorithms from the client, starting at q. */ |
1246 | s->s3->tmp.new_compression=NULL; | 1195 | s->s3->tmp.new_compression = NULL; |
1247 | #ifndef OPENSSL_NO_COMP | 1196 | #ifndef OPENSSL_NO_COMP |
1248 | /* This only happens if we have a cache hit */ | 1197 | /* This only happens if we have a cache hit */ |
1249 | if (s->session->compress_meth != 0) | 1198 | if (s->session->compress_meth != 0) { |
1250 | { | ||
1251 | int m, comp_id = s->session->compress_meth; | 1199 | int m, comp_id = s->session->compress_meth; |
1252 | /* Perform sanity checks on resumed compression algorithm */ | 1200 | /* Perform sanity checks on resumed compression algorithm */ |
1253 | /* Can't disable compression */ | 1201 | /* Can't disable compression */ |
1254 | if (s->options & SSL_OP_NO_COMPRESSION) | 1202 | if (s->options & SSL_OP_NO_COMPRESSION) { |
1255 | { | 1203 | al = SSL_AD_INTERNAL_ERROR; |
1256 | al=SSL_AD_INTERNAL_ERROR; | 1204 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1257 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1258 | goto f_err; | 1205 | goto f_err; |
1259 | } | 1206 | } |
1260 | /* Look for resumed compression method */ | 1207 | /* Look for resumed compression method */ |
1261 | for (m = 0; m < sk_SSL_COMP_num(s->ctx->comp_methods); m++) | 1208 | for (m = 0; m < sk_SSL_COMP_num(s->ctx->comp_methods); m++) { |
1262 | { | 1209 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, m); |
1263 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,m); | 1210 | if (comp_id == comp->id) { |
1264 | if (comp_id == comp->id) | 1211 | s->s3->tmp.new_compression = comp; |
1265 | { | ||
1266 | s->s3->tmp.new_compression=comp; | ||
1267 | break; | 1212 | break; |
1268 | } | ||
1269 | } | 1213 | } |
1270 | if (s->s3->tmp.new_compression == NULL) | 1214 | } |
1271 | { | 1215 | if (s->s3->tmp.new_compression == NULL) { |
1272 | al=SSL_AD_INTERNAL_ERROR; | 1216 | al = SSL_AD_INTERNAL_ERROR; |
1273 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INVALID_COMPRESSION_ALGORITHM); | 1217 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INVALID_COMPRESSION_ALGORITHM); |
1274 | goto f_err; | 1218 | goto f_err; |
1275 | } | 1219 | } |
1276 | /* Look for resumed method in compression list */ | 1220 | /* Look for resumed method in compression list */ |
1277 | for (m = 0; m < i; m++) | 1221 | for (m = 0; m < i; m++) { |
1278 | { | ||
1279 | if (q[m] == comp_id) | 1222 | if (q[m] == comp_id) |
1280 | break; | 1223 | break; |
1281 | } | 1224 | } |
1282 | if (m >= i) | 1225 | if (m >= i) { |
1283 | { | 1226 | al = SSL_AD_ILLEGAL_PARAMETER; |
1284 | al=SSL_AD_ILLEGAL_PARAMETER; | 1227 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING); |
1285 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING); | ||
1286 | goto f_err; | 1228 | goto f_err; |
1287 | } | ||
1288 | } | 1229 | } |
1289 | else if (s->hit) | 1230 | } else if (s->hit) |
1290 | comp = NULL; | 1231 | comp = NULL; |
1291 | else if (!(s->options & SSL_OP_NO_COMPRESSION) && s->ctx->comp_methods) | 1232 | else if (!(s->options & SSL_OP_NO_COMPRESSION) && s->ctx->comp_methods) |
1292 | { /* See if we have a match */ | 1233 | { /* See if we have a match */ |
1293 | int m,nn,o,v,done=0; | 1234 | int m, nn, o, v, done = 0; |
1294 | 1235 | ||
1295 | nn=sk_SSL_COMP_num(s->ctx->comp_methods); | 1236 | nn = sk_SSL_COMP_num(s->ctx->comp_methods); |
1296 | for (m=0; m<nn; m++) | 1237 | for (m = 0; m < nn; m++) { |
1297 | { | 1238 | comp = sk_SSL_COMP_value(s->ctx->comp_methods, m); |
1298 | comp=sk_SSL_COMP_value(s->ctx->comp_methods,m); | 1239 | v = comp->id; |
1299 | v=comp->id; | 1240 | for (o = 0; o < i; o++) { |
1300 | for (o=0; o<i; o++) | 1241 | if (v == q[o]) { |
1301 | { | 1242 | done = 1; |
1302 | if (v == q[o]) | ||
1303 | { | ||
1304 | done=1; | ||
1305 | break; | 1243 | break; |
1306 | } | ||
1307 | } | 1244 | } |
1308 | if (done) break; | ||
1309 | } | 1245 | } |
1246 | if (done) | ||
1247 | break; | ||
1248 | } | ||
1310 | if (done) | 1249 | if (done) |
1311 | s->s3->tmp.new_compression=comp; | 1250 | s->s3->tmp.new_compression = comp; |
1312 | else | 1251 | else |
1313 | comp=NULL; | 1252 | comp = NULL; |
1314 | } | 1253 | } |
1315 | #else | 1254 | #else |
1316 | /* If compression is disabled we'd better not try to resume a session | 1255 | /* If compression is disabled we'd better not try to resume a session |
1317 | * using compression. | 1256 | * using compression. |
1318 | */ | 1257 | */ |
1319 | if (s->session->compress_meth != 0) | 1258 | if (s->session->compress_meth != 0) { |
1320 | { | 1259 | al = SSL_AD_INTERNAL_ERROR; |
1321 | al=SSL_AD_INTERNAL_ERROR; | 1260 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_INCONSISTENT_COMPRESSION); |
1322 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INCONSISTENT_COMPRESSION); | ||
1323 | goto f_err; | 1261 | goto f_err; |
1324 | } | 1262 | } |
1325 | #endif | 1263 | #endif |
1326 | 1264 | ||
1327 | /* Given s->session->ciphers and SSL_get_ciphers, we must | 1265 | /* Given s->session->ciphers and SSL_get_ciphers, we must |
1328 | * pick a cipher */ | 1266 | * pick a cipher */ |
1329 | 1267 | ||
1330 | if (!s->hit) | 1268 | if (!s->hit) { |
1331 | { | ||
1332 | #ifdef OPENSSL_NO_COMP | 1269 | #ifdef OPENSSL_NO_COMP |
1333 | s->session->compress_meth=0; | 1270 | s->session->compress_meth = 0; |
1334 | #else | 1271 | #else |
1335 | s->session->compress_meth=(comp == NULL)?0:comp->id; | 1272 | s->session->compress_meth = (comp == NULL) ? 0 : comp->id; |
1336 | #endif | 1273 | #endif |
1337 | if (s->session->ciphers != NULL) | 1274 | if (s->session->ciphers != NULL) |
1338 | sk_SSL_CIPHER_free(s->session->ciphers); | 1275 | sk_SSL_CIPHER_free(s->session->ciphers); |
1339 | s->session->ciphers=ciphers; | 1276 | s->session->ciphers = ciphers; |
1340 | if (ciphers == NULL) | 1277 | if (ciphers == NULL) { |
1341 | { | 1278 | al = SSL_AD_ILLEGAL_PARAMETER; |
1342 | al=SSL_AD_ILLEGAL_PARAMETER; | 1279 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_PASSED); |
1343 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_CIPHERS_PASSED); | ||
1344 | goto f_err; | 1280 | goto f_err; |
1345 | } | 1281 | } |
1346 | ciphers=NULL; | 1282 | ciphers = NULL; |
1347 | c=ssl3_choose_cipher(s,s->session->ciphers, | 1283 | c = ssl3_choose_cipher(s, s->session->ciphers, |
1348 | SSL_get_ciphers(s)); | 1284 | SSL_get_ciphers(s)); |
1349 | 1285 | ||
1350 | if (c == NULL) | 1286 | if (c == NULL) { |
1351 | { | 1287 | al = SSL_AD_HANDSHAKE_FAILURE; |
1352 | al=SSL_AD_HANDSHAKE_FAILURE; | 1288 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_SHARED_CIPHER); |
1353 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_NO_SHARED_CIPHER); | ||
1354 | goto f_err; | 1289 | goto f_err; |
1355 | } | ||
1356 | s->s3->tmp.new_cipher=c; | ||
1357 | } | 1290 | } |
1358 | else | 1291 | s->s3->tmp.new_cipher = c; |
1359 | { | 1292 | } else { |
1360 | /* Session-id reuse */ | 1293 | /* Session-id reuse */ |
1361 | #ifdef REUSE_CIPHER_BUG | 1294 | #ifdef REUSE_CIPHER_BUG |
1362 | STACK_OF(SSL_CIPHER) *sk; | 1295 | STACK_OF(SSL_CIPHER) *sk; |
1363 | SSL_CIPHER *nc=NULL; | 1296 | SSL_CIPHER *nc = NULL; |
1364 | SSL_CIPHER *ec=NULL; | 1297 | SSL_CIPHER *ec = NULL; |
1365 | 1298 | ||
1366 | if (s->options & SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG) | 1299 | if (s->options & SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG) { |
1367 | { | 1300 | sk = s->session->ciphers; |
1368 | sk=s->session->ciphers; | 1301 | for (i = 0; i < sk_SSL_CIPHER_num(sk); i++) { |
1369 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) | 1302 | c = sk_SSL_CIPHER_value(sk, i); |
1370 | { | ||
1371 | c=sk_SSL_CIPHER_value(sk,i); | ||
1372 | if (c->algorithm_enc & SSL_eNULL) | 1303 | if (c->algorithm_enc & SSL_eNULL) |
1373 | nc=c; | 1304 | nc = c; |
1374 | if (SSL_C_IS_EXPORT(c)) | 1305 | if (SSL_C_IS_EXPORT(c)) |
1375 | ec=c; | 1306 | ec = c; |
1376 | } | 1307 | } |
1377 | if (nc != NULL) | 1308 | if (nc != NULL) |
1378 | s->s3->tmp.new_cipher=nc; | 1309 | s->s3->tmp.new_cipher = nc; |
1379 | else if (ec != NULL) | 1310 | else if (ec != NULL) |
1380 | s->s3->tmp.new_cipher=ec; | 1311 | s->s3->tmp.new_cipher = ec; |
1381 | else | 1312 | else |
1382 | s->s3->tmp.new_cipher=s->session->cipher; | 1313 | s->s3->tmp.new_cipher = s->session->cipher; |
1383 | } | 1314 | } else |
1384 | else | ||
1385 | #endif | 1315 | #endif |
1386 | s->s3->tmp.new_cipher=s->session->cipher; | 1316 | s->s3->tmp.new_cipher = s->session->cipher; |
1387 | } | 1317 | } |
1388 | 1318 | ||
1389 | if (TLS1_get_version(s) < TLS1_2_VERSION || !(s->verify_mode & SSL_VERIFY_PEER)) | 1319 | if (TLS1_get_version(s) < TLS1_2_VERSION || !(s->verify_mode & SSL_VERIFY_PEER)) { |
1390 | { | 1320 | if (!ssl3_digest_cached_records(s)) { |
1391 | if (!ssl3_digest_cached_records(s)) | ||
1392 | { | ||
1393 | al = SSL_AD_INTERNAL_ERROR; | 1321 | al = SSL_AD_INTERNAL_ERROR; |
1394 | goto f_err; | 1322 | goto f_err; |
1395 | } | ||
1396 | } | 1323 | } |
1397 | 1324 | } | |
1325 | |||
1398 | /* we now have the following setup. | 1326 | /* we now have the following setup. |
1399 | * client_random | 1327 | * client_random |
1400 | * cipher_list - our prefered list of ciphers | 1328 | * cipher_list - our prefered list of ciphers |
@@ -1407,50 +1335,49 @@ int ssl3_get_client_hello(SSL *s) | |||
1407 | */ | 1335 | */ |
1408 | 1336 | ||
1409 | /* Handles TLS extensions that we couldn't check earlier */ | 1337 | /* Handles TLS extensions that we couldn't check earlier */ |
1410 | if (s->version >= SSL3_VERSION) | 1338 | if (s->version >= SSL3_VERSION) { |
1411 | { | 1339 | if (ssl_check_clienthello_tlsext_late(s) <= 0) { |
1412 | if (ssl_check_clienthello_tlsext_late(s) <= 0) | ||
1413 | { | ||
1414 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); | 1340 | SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT); |
1415 | goto err; | 1341 | goto err; |
1416 | } | ||
1417 | } | 1342 | } |
1343 | } | ||
1418 | 1344 | ||
1419 | if (ret < 0) ret=1; | 1345 | if (ret < 0) |
1420 | if (0) | 1346 | ret = 1; |
1421 | { | 1347 | if (0) { |
1422 | f_err: | 1348 | f_err: |
1423 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1349 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
1424 | } | ||
1425 | err: | ||
1426 | if (ciphers != NULL) sk_SSL_CIPHER_free(ciphers); | ||
1427 | return(ret); | ||
1428 | } | 1350 | } |
1351 | err: | ||
1352 | if (ciphers != NULL) | ||
1353 | sk_SSL_CIPHER_free(ciphers); | ||
1354 | return (ret); | ||
1355 | } | ||
1429 | 1356 | ||
1430 | int ssl3_send_server_hello(SSL *s) | 1357 | int |
1431 | { | 1358 | ssl3_send_server_hello(SSL *s) |
1359 | { | ||
1432 | unsigned char *buf; | 1360 | unsigned char *buf; |
1433 | unsigned char *p,*d; | 1361 | unsigned char *p, *d; |
1434 | int i,sl; | 1362 | int i, sl; |
1435 | unsigned long l; | 1363 | unsigned long l; |
1436 | 1364 | ||
1437 | if (s->state == SSL3_ST_SW_SRVR_HELLO_A) | 1365 | if (s->state == SSL3_ST_SW_SRVR_HELLO_A) { |
1438 | { | 1366 | buf = (unsigned char *)s->init_buf->data; |
1439 | buf=(unsigned char *)s->init_buf->data; | ||
1440 | #ifdef OPENSSL_NO_TLSEXT | 1367 | #ifdef OPENSSL_NO_TLSEXT |
1441 | p=s->s3->server_random; | 1368 | p = s->s3->server_random; |
1442 | if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0) | 1369 | if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0) |
1443 | return -1; | 1370 | return -1; |
1444 | #endif | 1371 | #endif |
1445 | /* Do the message type and length last */ | 1372 | /* Do the message type and length last */ |
1446 | d=p= &(buf[4]); | 1373 | d = p= &(buf[4]); |
1447 | 1374 | ||
1448 | *(p++)=s->version>>8; | 1375 | *(p++) = s->version >> 8; |
1449 | *(p++)=s->version&0xff; | 1376 | *(p++) = s->version&0xff; |
1450 | 1377 | ||
1451 | /* Random stuff */ | 1378 | /* Random stuff */ |
1452 | memcpy(p,s->s3->server_random,SSL3_RANDOM_SIZE); | 1379 | memcpy(p, s->s3->server_random, SSL3_RANDOM_SIZE); |
1453 | p+=SSL3_RANDOM_SIZE; | 1380 | p += SSL3_RANDOM_SIZE; |
1454 | 1381 | ||
1455 | /* There are several cases for the session ID to send | 1382 | /* There are several cases for the session ID to send |
1456 | * back in the server hello: | 1383 | * back in the server hello: |
@@ -1469,317 +1396,287 @@ int ssl3_send_server_hello(SSL *s) | |||
1469 | */ | 1396 | */ |
1470 | if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER) | 1397 | if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER) |
1471 | && !s->hit) | 1398 | && !s->hit) |
1472 | s->session->session_id_length=0; | 1399 | s->session->session_id_length = 0; |
1473 | 1400 | ||
1474 | sl=s->session->session_id_length; | 1401 | sl = s->session->session_id_length; |
1475 | if (sl > (int)sizeof(s->session->session_id)) | 1402 | if (sl > (int)sizeof(s->session->session_id)) { |
1476 | { | ||
1477 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); | 1403 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); |
1478 | return -1; | 1404 | return -1; |
1479 | } | 1405 | } |
1480 | *(p++)=sl; | 1406 | *(p++) = sl; |
1481 | memcpy(p,s->session->session_id,sl); | 1407 | memcpy(p, s->session->session_id, sl); |
1482 | p+=sl; | 1408 | p += sl; |
1483 | 1409 | ||
1484 | /* put the cipher */ | 1410 | /* put the cipher */ |
1485 | i=ssl3_put_cipher_by_char(s->s3->tmp.new_cipher,p); | 1411 | i = ssl3_put_cipher_by_char(s->s3->tmp.new_cipher, p); |
1486 | p+=i; | 1412 | p += i; |
1487 | 1413 | ||
1488 | /* put the compression method */ | 1414 | /* put the compression method */ |
1489 | #ifdef OPENSSL_NO_COMP | 1415 | #ifdef OPENSSL_NO_COMP |
1490 | *(p++)=0; | 1416 | *(p++) = 0; |
1491 | #else | 1417 | #else |
1492 | if (s->s3->tmp.new_compression == NULL) | 1418 | if (s->s3->tmp.new_compression == NULL) |
1493 | *(p++)=0; | 1419 | *(p++) = 0; |
1494 | else | 1420 | else |
1495 | *(p++)=s->s3->tmp.new_compression->id; | 1421 | *(p++) = s->s3->tmp.new_compression->id; |
1496 | #endif | 1422 | #endif |
1497 | #ifndef OPENSSL_NO_TLSEXT | 1423 | #ifndef OPENSSL_NO_TLSEXT |
1498 | if (ssl_prepare_serverhello_tlsext(s) <= 0) | 1424 | if (ssl_prepare_serverhello_tlsext(s) <= 0) { |
1499 | { | 1425 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, SSL_R_SERVERHELLO_TLSEXT); |
1500 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT); | ||
1501 | return -1; | 1426 | return -1; |
1502 | } | 1427 | } |
1503 | if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) | 1428 | if ((p = ssl_add_serverhello_tlsext(s, p, buf + SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) { |
1504 | { | 1429 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR); |
1505 | SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,ERR_R_INTERNAL_ERROR); | ||
1506 | return -1; | 1430 | return -1; |
1507 | } | 1431 | } |
1508 | #endif | 1432 | #endif |
1509 | /* do the header */ | 1433 | /* do the header */ |
1510 | l=(p-d); | 1434 | l = (p - d); |
1511 | d=buf; | 1435 | d = buf; |
1512 | *(d++)=SSL3_MT_SERVER_HELLO; | 1436 | *(d++) = SSL3_MT_SERVER_HELLO; |
1513 | l2n3(l,d); | 1437 | l2n3(l, d); |
1514 | 1438 | ||
1515 | s->state=SSL3_ST_SW_SRVR_HELLO_B; | 1439 | s->state = SSL3_ST_SW_SRVR_HELLO_B; |
1516 | /* number of bytes to write */ | 1440 | /* number of bytes to write */ |
1517 | s->init_num=p-buf; | 1441 | s->init_num = p - buf; |
1518 | s->init_off=0; | 1442 | s->init_off = 0; |
1519 | } | 1443 | } |
1520 | 1444 | ||
1521 | /* SSL3_ST_SW_SRVR_HELLO_B */ | 1445 | /* SSL3_ST_SW_SRVR_HELLO_B */ |
1522 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1446 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
1523 | } | 1447 | } |
1524 | 1448 | ||
1525 | int ssl3_send_server_done(SSL *s) | 1449 | int |
1526 | { | 1450 | ssl3_send_server_done(SSL *s) |
1451 | { | ||
1527 | unsigned char *p; | 1452 | unsigned char *p; |
1528 | 1453 | ||
1529 | if (s->state == SSL3_ST_SW_SRVR_DONE_A) | 1454 | if (s->state == SSL3_ST_SW_SRVR_DONE_A) { |
1530 | { | 1455 | p = (unsigned char *)s->init_buf->data; |
1531 | p=(unsigned char *)s->init_buf->data; | ||
1532 | 1456 | ||
1533 | /* do the header */ | 1457 | /* do the header */ |
1534 | *(p++)=SSL3_MT_SERVER_DONE; | 1458 | *(p++) = SSL3_MT_SERVER_DONE; |
1535 | *(p++)=0; | 1459 | *(p++) = 0; |
1536 | *(p++)=0; | 1460 | *(p++) = 0; |
1537 | *(p++)=0; | 1461 | *(p++) = 0; |
1538 | 1462 | ||
1539 | s->state=SSL3_ST_SW_SRVR_DONE_B; | 1463 | s->state = SSL3_ST_SW_SRVR_DONE_B; |
1540 | /* number of bytes to write */ | 1464 | /* number of bytes to write */ |
1541 | s->init_num=4; | 1465 | s->init_num = 4; |
1542 | s->init_off=0; | 1466 | s->init_off = 0; |
1543 | } | 1467 | } |
1544 | 1468 | ||
1545 | /* SSL3_ST_SW_SRVR_DONE_B */ | 1469 | /* SSL3_ST_SW_SRVR_DONE_B */ |
1546 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1470 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
1547 | } | 1471 | } |
1548 | 1472 | ||
1549 | int ssl3_send_server_key_exchange(SSL *s) | 1473 | int |
1550 | { | 1474 | ssl3_send_server_key_exchange(SSL *s) |
1475 | { | ||
1551 | #ifndef OPENSSL_NO_RSA | 1476 | #ifndef OPENSSL_NO_RSA |
1552 | unsigned char *q; | 1477 | unsigned char *q; |
1553 | int j,num; | 1478 | int j, num; |
1554 | RSA *rsa; | 1479 | RSA *rsa; |
1555 | unsigned char md_buf[MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH]; | 1480 | unsigned char md_buf[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH]; |
1556 | unsigned int u; | 1481 | unsigned int u; |
1557 | #endif | 1482 | #endif |
1558 | #ifndef OPENSSL_NO_DH | 1483 | #ifndef OPENSSL_NO_DH |
1559 | DH *dh=NULL,*dhp; | 1484 | DH *dh = NULL, *dhp; |
1560 | #endif | 1485 | #endif |
1561 | #ifndef OPENSSL_NO_ECDH | 1486 | #ifndef OPENSSL_NO_ECDH |
1562 | EC_KEY *ecdh=NULL, *ecdhp; | 1487 | EC_KEY *ecdh = NULL, *ecdhp; |
1563 | unsigned char *encodedPoint = NULL; | 1488 | unsigned char *encodedPoint = NULL; |
1564 | int encodedlen = 0; | 1489 | int encodedlen = 0; |
1565 | int curve_id = 0; | 1490 | int curve_id = 0; |
1566 | BN_CTX *bn_ctx = NULL; | 1491 | BN_CTX *bn_ctx = NULL; |
1492 | |||
1567 | #endif | 1493 | #endif |
1568 | EVP_PKEY *pkey; | 1494 | EVP_PKEY *pkey; |
1569 | const EVP_MD *md = NULL; | 1495 | const EVP_MD *md = NULL; |
1570 | unsigned char *p,*d; | 1496 | unsigned char *p, *d; |
1571 | int al,i; | 1497 | int al, i; |
1572 | unsigned long type; | 1498 | unsigned long type; |
1573 | int n; | 1499 | int n; |
1574 | CERT *cert; | 1500 | CERT *cert; |
1575 | BIGNUM *r[4]; | 1501 | BIGNUM *r[4]; |
1576 | int nr[4],kn; | 1502 | int nr[4], kn; |
1577 | BUF_MEM *buf; | 1503 | BUF_MEM *buf; |
1578 | EVP_MD_CTX md_ctx; | 1504 | EVP_MD_CTX md_ctx; |
1579 | 1505 | ||
1580 | EVP_MD_CTX_init(&md_ctx); | 1506 | EVP_MD_CTX_init(&md_ctx); |
1581 | if (s->state == SSL3_ST_SW_KEY_EXCH_A) | 1507 | if (s->state == SSL3_ST_SW_KEY_EXCH_A) { |
1582 | { | 1508 | type = s->s3->tmp.new_cipher->algorithm_mkey; |
1583 | type=s->s3->tmp.new_cipher->algorithm_mkey; | 1509 | cert = s->cert; |
1584 | cert=s->cert; | ||
1585 | 1510 | ||
1586 | buf=s->init_buf; | 1511 | buf = s->init_buf; |
1587 | 1512 | ||
1588 | r[0]=r[1]=r[2]=r[3]=NULL; | 1513 | r[0] = r[1] = r[2] = r[3] = NULL; |
1589 | n=0; | 1514 | n = 0; |
1590 | #ifndef OPENSSL_NO_RSA | 1515 | #ifndef OPENSSL_NO_RSA |
1591 | if (type & SSL_kRSA) | 1516 | if (type & SSL_kRSA) { |
1592 | { | 1517 | rsa = cert->rsa_tmp; |
1593 | rsa=cert->rsa_tmp; | 1518 | if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL)) { |
1594 | if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL)) | 1519 | rsa = s->cert->rsa_tmp_cb(s, |
1595 | { | 1520 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1596 | rsa=s->cert->rsa_tmp_cb(s, | 1521 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1597 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1522 | if (rsa == NULL) { |
1598 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1523 | al = SSL_AD_HANDSHAKE_FAILURE; |
1599 | if(rsa == NULL) | 1524 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_ERROR_GENERATING_TMP_RSA_KEY); |
1600 | { | ||
1601 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1602 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_ERROR_GENERATING_TMP_RSA_KEY); | ||
1603 | goto f_err; | 1525 | goto f_err; |
1604 | } | 1526 | } |
1605 | RSA_up_ref(rsa); | 1527 | RSA_up_ref(rsa); |
1606 | cert->rsa_tmp=rsa; | 1528 | cert->rsa_tmp = rsa; |
1607 | } | 1529 | } |
1608 | if (rsa == NULL) | 1530 | if (rsa == NULL) { |
1609 | { | 1531 | al = SSL_AD_HANDSHAKE_FAILURE; |
1610 | al=SSL_AD_HANDSHAKE_FAILURE; | 1532 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_RSA_KEY); |
1611 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_RSA_KEY); | ||
1612 | goto f_err; | 1533 | goto f_err; |
1613 | } | ||
1614 | r[0]=rsa->n; | ||
1615 | r[1]=rsa->e; | ||
1616 | s->s3->tmp.use_rsa_tmp=1; | ||
1617 | } | 1534 | } |
1618 | else | 1535 | r[0] = rsa->n; |
1536 | r[1] = rsa->e; | ||
1537 | s->s3->tmp.use_rsa_tmp = 1; | ||
1538 | } else | ||
1619 | #endif | 1539 | #endif |
1620 | #ifndef OPENSSL_NO_DH | 1540 | #ifndef OPENSSL_NO_DH |
1621 | if (type & SSL_kEDH) | 1541 | if (type & SSL_kEDH) { |
1622 | { | 1542 | dhp = cert->dh_tmp; |
1623 | dhp=cert->dh_tmp; | ||
1624 | if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL)) | 1543 | if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL)) |
1625 | dhp=s->cert->dh_tmp_cb(s, | 1544 | dhp = s->cert->dh_tmp_cb(s, |
1626 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1545 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1627 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1546 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1628 | if (dhp == NULL) | 1547 | if (dhp == NULL) { |
1629 | { | 1548 | al = SSL_AD_HANDSHAKE_FAILURE; |
1630 | al=SSL_AD_HANDSHAKE_FAILURE; | 1549 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_DH_KEY); |
1631 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY); | ||
1632 | goto f_err; | 1550 | goto f_err; |
1633 | } | 1551 | } |
1634 | 1552 | ||
1635 | if (s->s3->tmp.dh != NULL) | 1553 | if (s->s3->tmp.dh != NULL) { |
1636 | { | ||
1637 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 1554 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1638 | goto err; | 1555 | goto err; |
1639 | } | 1556 | } |
1640 | 1557 | ||
1641 | if ((dh=DHparams_dup(dhp)) == NULL) | 1558 | if ((dh = DHparams_dup(dhp)) == NULL) { |
1642 | { | 1559 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB); |
1643 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1644 | goto err; | 1560 | goto err; |
1645 | } | 1561 | } |
1646 | 1562 | ||
1647 | s->s3->tmp.dh=dh; | 1563 | s->s3->tmp.dh = dh; |
1648 | if ((dhp->pub_key == NULL || | 1564 | if ((dhp->pub_key == NULL || dhp->priv_key == NULL || |
1649 | dhp->priv_key == NULL || | 1565 | (s->options & SSL_OP_SINGLE_DH_USE))) { |
1650 | (s->options & SSL_OP_SINGLE_DH_USE))) | 1566 | if (!DH_generate_key(dh)) { |
1651 | { | 1567 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, |
1652 | if(!DH_generate_key(dh)) | 1568 | ERR_R_DH_LIB); |
1653 | { | 1569 | goto err; |
1654 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, | ||
1655 | ERR_R_DH_LIB); | ||
1656 | goto err; | ||
1657 | } | ||
1658 | } | 1570 | } |
1659 | else | 1571 | } else { |
1660 | { | 1572 | dh->pub_key = BN_dup(dhp->pub_key); |
1661 | dh->pub_key=BN_dup(dhp->pub_key); | 1573 | dh->priv_key = BN_dup(dhp->priv_key); |
1662 | dh->priv_key=BN_dup(dhp->priv_key); | ||
1663 | if ((dh->pub_key == NULL) || | 1574 | if ((dh->pub_key == NULL) || |
1664 | (dh->priv_key == NULL)) | 1575 | (dh->priv_key == NULL)) { |
1665 | { | 1576 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB); |
1666 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
1667 | goto err; | 1577 | goto err; |
1668 | } | ||
1669 | } | 1578 | } |
1670 | r[0]=dh->p; | ||
1671 | r[1]=dh->g; | ||
1672 | r[2]=dh->pub_key; | ||
1673 | } | 1579 | } |
1674 | else | 1580 | r[0] = dh->p; |
1581 | r[1] = dh->g; | ||
1582 | r[2] = dh->pub_key; | ||
1583 | } else | ||
1675 | #endif | 1584 | #endif |
1676 | #ifndef OPENSSL_NO_ECDH | 1585 | #ifndef OPENSSL_NO_ECDH |
1677 | if (type & SSL_kEECDH) | 1586 | if (type & SSL_kEECDH) { |
1678 | { | ||
1679 | const EC_GROUP *group; | 1587 | const EC_GROUP *group; |
1680 | 1588 | ||
1681 | ecdhp=cert->ecdh_tmp; | 1589 | ecdhp = cert->ecdh_tmp; |
1682 | if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL)) | 1590 | if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL)) { |
1683 | { | 1591 | ecdhp = s->cert->ecdh_tmp_cb( |
1684 | ecdhp=s->cert->ecdh_tmp_cb(s, | 1592 | s, SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), |
1685 | SSL_C_IS_EXPORT(s->s3->tmp.new_cipher), | 1593 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); |
1686 | SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)); | 1594 | } |
1687 | } | 1595 | if (ecdhp == NULL) { |
1688 | if (ecdhp == NULL) | 1596 | al = SSL_AD_HANDSHAKE_FAILURE; |
1689 | { | 1597 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_ECDH_KEY); |
1690 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
1691 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_ECDH_KEY); | ||
1692 | goto f_err; | 1598 | goto f_err; |
1693 | } | 1599 | } |
1694 | 1600 | ||
1695 | if (s->s3->tmp.ecdh != NULL) | 1601 | if (s->s3->tmp.ecdh != NULL) { |
1696 | { | ||
1697 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); | 1602 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1698 | goto err; | 1603 | goto err; |
1699 | } | 1604 | } |
1700 | 1605 | ||
1701 | /* Duplicate the ECDH structure. */ | 1606 | /* Duplicate the ECDH structure. */ |
1702 | if (ecdhp == NULL) | 1607 | if (ecdhp == NULL) { |
1703 | { | 1608 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1704 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1705 | goto err; | 1609 | goto err; |
1706 | } | 1610 | } |
1707 | if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) | 1611 | if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) { |
1708 | { | 1612 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1709 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1710 | goto err; | 1613 | goto err; |
1711 | } | 1614 | } |
1712 | 1615 | ||
1713 | s->s3->tmp.ecdh=ecdh; | 1616 | s->s3->tmp.ecdh = ecdh; |
1714 | if ((EC_KEY_get0_public_key(ecdh) == NULL) || | 1617 | if ((EC_KEY_get0_public_key(ecdh) == NULL) || |
1715 | (EC_KEY_get0_private_key(ecdh) == NULL) || | 1618 | (EC_KEY_get0_private_key(ecdh) == NULL) || |
1716 | (s->options & SSL_OP_SINGLE_ECDH_USE)) | 1619 | (s->options & SSL_OP_SINGLE_ECDH_USE)) { |
1717 | { | 1620 | if (!EC_KEY_generate_key(ecdh)) { |
1718 | if(!EC_KEY_generate_key(ecdh)) | 1621 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1719 | { | 1622 | goto err; |
1720 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1721 | goto err; | ||
1722 | } | ||
1723 | } | 1623 | } |
1624 | } | ||
1724 | 1625 | ||
1725 | if (((group = EC_KEY_get0_group(ecdh)) == NULL) || | 1626 | if (((group = EC_KEY_get0_group(ecdh)) == NULL) || |
1726 | (EC_KEY_get0_public_key(ecdh) == NULL) || | 1627 | (EC_KEY_get0_public_key(ecdh) == NULL) || |
1727 | (EC_KEY_get0_private_key(ecdh) == NULL)) | 1628 | (EC_KEY_get0_private_key(ecdh) == NULL)) { |
1728 | { | 1629 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1729 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1730 | goto err; | 1630 | goto err; |
1731 | } | 1631 | } |
1732 | 1632 | ||
1733 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && | 1633 | if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) && |
1734 | (EC_GROUP_get_degree(group) > 163)) | 1634 | (EC_GROUP_get_degree(group) > 163)) { |
1735 | { | 1635 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); |
1736 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER); | ||
1737 | goto err; | 1636 | goto err; |
1738 | } | 1637 | } |
1739 | 1638 | ||
1740 | /* XXX: For now, we only support ephemeral ECDH | 1639 | /* XXX: For now, we only support ephemeral ECDH |
1741 | * keys over named (not generic) curves. For | 1640 | * keys over named (not generic) curves. For |
1742 | * supported named curves, curve_id is non-zero. | 1641 | * supported named curves, curve_id is non-zero. |
1743 | */ | 1642 | */ |
1744 | if ((curve_id = | 1643 | if ((curve_id = tls1_ec_nid2curve_id( |
1745 | tls1_ec_nid2curve_id(EC_GROUP_get_curve_name(group))) | 1644 | EC_GROUP_get_curve_name(group))) == 0) { |
1746 | == 0) | 1645 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNSUPPORTED_ELLIPTIC_CURVE); |
1747 | { | ||
1748 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNSUPPORTED_ELLIPTIC_CURVE); | ||
1749 | goto err; | 1646 | goto err; |
1750 | } | 1647 | } |
1751 | 1648 | ||
1752 | /* Encode the public key. | 1649 | /* Encode the public key. |
1753 | * First check the size of encoding and | 1650 | * First check the size of encoding and |
1754 | * allocate memory accordingly. | 1651 | * allocate memory accordingly. |
1755 | */ | 1652 | */ |
1756 | encodedlen = EC_POINT_point2oct(group, | 1653 | encodedlen = EC_POINT_point2oct(group, |
1757 | EC_KEY_get0_public_key(ecdh), | 1654 | EC_KEY_get0_public_key(ecdh), |
1758 | POINT_CONVERSION_UNCOMPRESSED, | 1655 | POINT_CONVERSION_UNCOMPRESSED, |
1759 | NULL, 0, NULL); | 1656 | NULL, 0, NULL); |
1657 | |||
1658 | encodedPoint = (unsigned char *) | ||
1659 | OPENSSL_malloc(encodedlen*sizeof(unsigned char)); | ||
1760 | 1660 | ||
1761 | encodedPoint = (unsigned char *) | ||
1762 | OPENSSL_malloc(encodedlen*sizeof(unsigned char)); | ||
1763 | bn_ctx = BN_CTX_new(); | 1661 | bn_ctx = BN_CTX_new(); |
1764 | if ((encodedPoint == NULL) || (bn_ctx == NULL)) | 1662 | if ((encodedPoint == NULL) || (bn_ctx == NULL)) { |
1765 | { | 1663 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); |
1766 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE); | ||
1767 | goto err; | 1664 | goto err; |
1768 | } | 1665 | } |
1769 | 1666 | ||
1770 | 1667 | ||
1771 | encodedlen = EC_POINT_point2oct(group, | 1668 | encodedlen = EC_POINT_point2oct(group, |
1772 | EC_KEY_get0_public_key(ecdh), | 1669 | EC_KEY_get0_public_key(ecdh), |
1773 | POINT_CONVERSION_UNCOMPRESSED, | 1670 | POINT_CONVERSION_UNCOMPRESSED, |
1774 | encodedPoint, encodedlen, bn_ctx); | 1671 | encodedPoint, encodedlen, bn_ctx); |
1775 | 1672 | ||
1776 | if (encodedlen == 0) | 1673 | if (encodedlen == 0) { |
1777 | { | 1674 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB); |
1778 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); | ||
1779 | goto err; | 1675 | goto err; |
1780 | } | 1676 | } |
1781 | 1677 | ||
1782 | BN_CTX_free(bn_ctx); bn_ctx=NULL; | 1678 | BN_CTX_free(bn_ctx); |
1679 | bn_ctx = NULL; | ||
1783 | 1680 | ||
1784 | /* XXX: For now, we only support named (not | 1681 | /* XXX: For now, we only support named (not |
1785 | * generic) curves in ECDH ephemeral key exchanges. | 1682 | * generic) curves in ECDH ephemeral key exchanges. |
@@ -1792,98 +1689,80 @@ int ssl3_send_server_key_exchange(SSL *s) | |||
1792 | /* We'll generate the serverKeyExchange message | 1689 | /* We'll generate the serverKeyExchange message |
1793 | * explicitly so we can set these to NULLs | 1690 | * explicitly so we can set these to NULLs |
1794 | */ | 1691 | */ |
1795 | r[0]=NULL; | 1692 | r[0] = NULL; |
1796 | r[1]=NULL; | 1693 | r[1] = NULL; |
1797 | r[2]=NULL; | 1694 | r[2] = NULL; |
1798 | r[3]=NULL; | 1695 | r[3] = NULL; |
1799 | } | 1696 | } else |
1800 | else | ||
1801 | #endif /* !OPENSSL_NO_ECDH */ | 1697 | #endif /* !OPENSSL_NO_ECDH */ |
1802 | #ifndef OPENSSL_NO_PSK | 1698 | #ifndef OPENSSL_NO_PSK |
1803 | if (type & SSL_kPSK) | 1699 | if (type & SSL_kPSK) { |
1804 | { | 1700 | /* reserve size for record length and PSK identity hint*/ |
1805 | /* reserve size for record length and PSK identity hint*/ | 1701 | n += 2 + strlen(s->ctx->psk_identity_hint); |
1806 | n+=2+strlen(s->ctx->psk_identity_hint); | 1702 | } else |
1807 | } | ||
1808 | else | ||
1809 | #endif /* !OPENSSL_NO_PSK */ | 1703 | #endif /* !OPENSSL_NO_PSK */ |
1810 | #ifndef OPENSSL_NO_SRP | 1704 | #ifndef OPENSSL_NO_SRP |
1811 | if (type & SSL_kSRP) | 1705 | if (type & SSL_kSRP) { |
1812 | { | 1706 | if ((s->srp_ctx.N == NULL) || (s->srp_ctx.g == NULL) || |
1813 | if ((s->srp_ctx.N == NULL) || | 1707 | (s->srp_ctx.s == NULL) || (s->srp_ctx.B == NULL)) { |
1814 | (s->srp_ctx.g == NULL) || | 1708 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_SRP_PARAM); |
1815 | (s->srp_ctx.s == NULL) || | ||
1816 | (s->srp_ctx.B == NULL)) | ||
1817 | { | ||
1818 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_SRP_PARAM); | ||
1819 | goto err; | 1709 | goto err; |
1820 | } | ||
1821 | r[0]=s->srp_ctx.N; | ||
1822 | r[1]=s->srp_ctx.g; | ||
1823 | r[2]=s->srp_ctx.s; | ||
1824 | r[3]=s->srp_ctx.B; | ||
1825 | } | 1710 | } |
1826 | else | 1711 | r[0] = s->srp_ctx.N; |
1712 | r[1] = s->srp_ctx.g; | ||
1713 | r[2] = s->srp_ctx.s; | ||
1714 | r[3] = s->srp_ctx.B; | ||
1715 | } else | ||
1827 | #endif | 1716 | #endif |
1828 | { | 1717 | { |
1829 | al=SSL_AD_HANDSHAKE_FAILURE; | 1718 | al = SSL_AD_HANDSHAKE_FAILURE; |
1830 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); | 1719 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE); |
1831 | goto f_err; | 1720 | goto f_err; |
1832 | } | 1721 | } |
1833 | for (i=0; i < 4 && r[i] != NULL; i++) | 1722 | for (i = 0; i < 4 && r[i] != NULL; i++) { |
1834 | { | 1723 | nr[i] = BN_num_bytes(r[i]); |
1835 | nr[i]=BN_num_bytes(r[i]); | ||
1836 | #ifndef OPENSSL_NO_SRP | 1724 | #ifndef OPENSSL_NO_SRP |
1837 | if ((i == 2) && (type & SSL_kSRP)) | 1725 | if ((i == 2) && (type & SSL_kSRP)) |
1838 | n+=1+nr[i]; | 1726 | n += 1 + nr[i]; |
1839 | else | 1727 | else |
1840 | #endif | 1728 | #endif |
1841 | n+=2+nr[i]; | 1729 | n += 2 + nr[i]; |
1842 | } | 1730 | } |
1843 | 1731 | ||
1844 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) | 1732 | if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) && |
1845 | && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) | 1733 | !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) { |
1846 | { | 1734 | if ((pkey = ssl_get_sign_pkey( |
1847 | if ((pkey=ssl_get_sign_pkey(s,s->s3->tmp.new_cipher,&md)) | 1735 | s, s->s3->tmp.new_cipher, &md)) == NULL) { |
1848 | == NULL) | 1736 | al = SSL_AD_DECODE_ERROR; |
1849 | { | ||
1850 | al=SSL_AD_DECODE_ERROR; | ||
1851 | goto f_err; | 1737 | goto f_err; |
1852 | } | ||
1853 | kn=EVP_PKEY_size(pkey); | ||
1854 | } | ||
1855 | else | ||
1856 | { | ||
1857 | pkey=NULL; | ||
1858 | kn=0; | ||
1859 | } | 1738 | } |
1739 | kn = EVP_PKEY_size(pkey); | ||
1740 | } else { | ||
1741 | pkey = NULL; | ||
1742 | kn = 0; | ||
1743 | } | ||
1860 | 1744 | ||
1861 | if (!BUF_MEM_grow_clean(buf,n+4+kn)) | 1745 | if (!BUF_MEM_grow_clean(buf, n + 4 + kn)) { |
1862 | { | 1746 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_BUF); |
1863 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_BUF); | ||
1864 | goto err; | 1747 | goto err; |
1865 | } | 1748 | } |
1866 | d=(unsigned char *)s->init_buf->data; | 1749 | d = (unsigned char *)s->init_buf->data; |
1867 | p= &(d[4]); | 1750 | p = &(d[4]); |
1868 | 1751 | ||
1869 | for (i=0; i < 4 && r[i] != NULL; i++) | 1752 | for (i = 0; i < 4 && r[i] != NULL; i++) { |
1870 | { | ||
1871 | #ifndef OPENSSL_NO_SRP | 1753 | #ifndef OPENSSL_NO_SRP |
1872 | if ((i == 2) && (type & SSL_kSRP)) | 1754 | if ((i == 2) && (type & SSL_kSRP)) { |
1873 | { | ||
1874 | *p = nr[i]; | 1755 | *p = nr[i]; |
1875 | p++; | 1756 | p++; |
1876 | } | 1757 | } else |
1877 | else | ||
1878 | #endif | 1758 | #endif |
1879 | s2n(nr[i],p); | 1759 | s2n(nr[i], p); |
1880 | BN_bn2bin(r[i],p); | 1760 | BN_bn2bin(r[i], p); |
1881 | p+=nr[i]; | 1761 | p += nr[i]; |
1882 | } | 1762 | } |
1883 | 1763 | ||
1884 | #ifndef OPENSSL_NO_ECDH | 1764 | #ifndef OPENSSL_NO_ECDH |
1885 | if (type & SSL_kEECDH) | 1765 | if (type & SSL_kEECDH) { |
1886 | { | ||
1887 | /* XXX: For now, we only support named (not generic) curves. | 1766 | /* XXX: For now, we only support named (not generic) curves. |
1888 | * In this situation, the serverKeyExchange message has: | 1767 | * In this situation, the serverKeyExchange message has: |
1889 | * [1 byte CurveType], [2 byte CurveName] | 1768 | * [1 byte CurveType], [2 byte CurveName] |
@@ -1898,236 +1777,220 @@ int ssl3_send_server_key_exchange(SSL *s) | |||
1898 | p += 1; | 1777 | p += 1; |
1899 | *p = encodedlen; | 1778 | *p = encodedlen; |
1900 | p += 1; | 1779 | p += 1; |
1901 | memcpy((unsigned char*)p, | 1780 | memcpy((unsigned char*)p, |
1902 | (unsigned char *)encodedPoint, | 1781 | (unsigned char *)encodedPoint, encodedlen); |
1903 | encodedlen); | ||
1904 | OPENSSL_free(encodedPoint); | 1782 | OPENSSL_free(encodedPoint); |
1905 | encodedPoint = NULL; | 1783 | encodedPoint = NULL; |
1906 | p += encodedlen; | 1784 | p += encodedlen; |
1907 | } | 1785 | } |
1908 | #endif | 1786 | #endif |
1909 | 1787 | ||
1910 | #ifndef OPENSSL_NO_PSK | 1788 | #ifndef OPENSSL_NO_PSK |
1911 | if (type & SSL_kPSK) | 1789 | if (type & SSL_kPSK) { |
1912 | { | ||
1913 | /* copy PSK identity hint */ | 1790 | /* copy PSK identity hint */ |
1914 | s2n(strlen(s->ctx->psk_identity_hint), p); | 1791 | s2n(strlen(s->ctx->psk_identity_hint), p); |
1792 | |||
1915 | strncpy((char *)p, s->ctx->psk_identity_hint, strlen(s->ctx->psk_identity_hint)); | 1793 | strncpy((char *)p, s->ctx->psk_identity_hint, strlen(s->ctx->psk_identity_hint)); |
1916 | p+=strlen(s->ctx->psk_identity_hint); | 1794 | p += strlen(s->ctx->psk_identity_hint); |
1917 | } | 1795 | } |
1918 | #endif | 1796 | #endif |
1919 | 1797 | ||
1920 | /* not anonymous */ | 1798 | /* not anonymous */ |
1921 | if (pkey != NULL) | 1799 | if (pkey != NULL) { |
1922 | { | ||
1923 | /* n is the length of the params, they start at &(d[4]) | 1800 | /* n is the length of the params, they start at &(d[4]) |
1924 | * and p points to the space at the end. */ | 1801 | * and p points to the space at the end. */ |
1925 | #ifndef OPENSSL_NO_RSA | 1802 | #ifndef OPENSSL_NO_RSA |
1926 | if (pkey->type == EVP_PKEY_RSA | 1803 | if (pkey->type == EVP_PKEY_RSA |
1927 | && TLS1_get_version(s) < TLS1_2_VERSION) | 1804 | && TLS1_get_version(s) < TLS1_2_VERSION) { |
1928 | { | 1805 | q = md_buf; |
1929 | q=md_buf; | 1806 | j = 0; |
1930 | j=0; | 1807 | for (num = 2; num > 0; num--) { |
1931 | for (num=2; num > 0; num--) | ||
1932 | { | ||
1933 | EVP_MD_CTX_set_flags(&md_ctx, | 1808 | EVP_MD_CTX_set_flags(&md_ctx, |
1934 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); | 1809 | EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); |
1935 | EVP_DigestInit_ex(&md_ctx,(num == 2) | 1810 | EVP_DigestInit_ex(&md_ctx, |
1936 | ?s->ctx->md5:s->ctx->sha1, NULL); | 1811 | (num == 2) ? s->ctx->md5 : s->ctx->sha1, NULL); |
1937 | EVP_DigestUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1812 | EVP_DigestUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1938 | EVP_DigestUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1813 | EVP_DigestUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1939 | EVP_DigestUpdate(&md_ctx,&(d[4]),n); | 1814 | EVP_DigestUpdate(&md_ctx, &(d[4]), n); |
1940 | EVP_DigestFinal_ex(&md_ctx,q, | 1815 | EVP_DigestFinal_ex(&md_ctx, q, (unsigned int *)&i); |
1941 | (unsigned int *)&i); | 1816 | q += i; |
1942 | q+=i; | 1817 | j += i; |
1943 | j+=i; | 1818 | } |
1944 | } | ||
1945 | if (RSA_sign(NID_md5_sha1, md_buf, j, | 1819 | if (RSA_sign(NID_md5_sha1, md_buf, j, |
1946 | &(p[2]), &u, pkey->pkey.rsa) <= 0) | 1820 | &(p[2]), &u, pkey->pkey.rsa) <= 0) { |
1947 | { | 1821 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_RSA); |
1948 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_RSA); | ||
1949 | goto err; | 1822 | goto err; |
1950 | } | ||
1951 | s2n(u,p); | ||
1952 | n+=u+2; | ||
1953 | } | 1823 | } |
1954 | else | 1824 | s2n(u, p); |
1825 | n += u + 2; | ||
1826 | } else | ||
1955 | #endif | 1827 | #endif |
1956 | if (md) | 1828 | if (md) { |
1957 | { | ||
1958 | /* For TLS1.2 and later send signature | 1829 | /* For TLS1.2 and later send signature |
1959 | * algorithm */ | 1830 | * algorithm */ |
1960 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1831 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
1961 | { | 1832 | if (!tls12_get_sigandhash(p, pkey, md)) { |
1962 | if (!tls12_get_sigandhash(p, pkey, md)) | ||
1963 | { | ||
1964 | /* Should never happen */ | 1833 | /* Should never happen */ |
1965 | al=SSL_AD_INTERNAL_ERROR; | 1834 | al = SSL_AD_INTERNAL_ERROR; |
1966 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 1835 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
1967 | goto f_err; | 1836 | goto f_err; |
1968 | } | ||
1969 | p+=2; | ||
1970 | } | 1837 | } |
1838 | p += 2; | ||
1839 | } | ||
1971 | #ifdef SSL_DEBUG | 1840 | #ifdef SSL_DEBUG |
1972 | fprintf(stderr, "Using hash %s\n", | 1841 | fprintf(stderr, "Using hash %s\n", |
1973 | EVP_MD_name(md)); | 1842 | EVP_MD_name(md)); |
1974 | #endif | 1843 | #endif |
1975 | EVP_SignInit_ex(&md_ctx, md, NULL); | 1844 | EVP_SignInit_ex(&md_ctx, md, NULL); |
1976 | EVP_SignUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE); | 1845 | EVP_SignUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE); |
1977 | EVP_SignUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE); | 1846 | EVP_SignUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE); |
1978 | EVP_SignUpdate(&md_ctx,&(d[4]),n); | 1847 | EVP_SignUpdate(&md_ctx, &(d[4]), n); |
1979 | if (!EVP_SignFinal(&md_ctx,&(p[2]), | 1848 | if (!EVP_SignFinal(&md_ctx, &(p[2]), |
1980 | (unsigned int *)&i,pkey)) | 1849 | (unsigned int *)&i, pkey)) { |
1981 | { | 1850 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_EVP); |
1982 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_EVP); | ||
1983 | goto err; | 1851 | goto err; |
1984 | } | ||
1985 | s2n(i,p); | ||
1986 | n+=i+2; | ||
1987 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1988 | n+= 2; | ||
1989 | } | 1852 | } |
1990 | else | 1853 | s2n(i, p); |
1991 | { | 1854 | n += i + 2; |
1855 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
1856 | n += 2; | ||
1857 | } else { | ||
1992 | /* Is this error check actually needed? */ | 1858 | /* Is this error check actually needed? */ |
1993 | al=SSL_AD_HANDSHAKE_FAILURE; | 1859 | al = SSL_AD_HANDSHAKE_FAILURE; |
1994 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_PKEY_TYPE); | 1860 | SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_PKEY_TYPE); |
1995 | goto f_err; | 1861 | goto f_err; |
1996 | } | ||
1997 | } | 1862 | } |
1863 | } | ||
1998 | 1864 | ||
1999 | *(d++)=SSL3_MT_SERVER_KEY_EXCHANGE; | 1865 | *(d++) = SSL3_MT_SERVER_KEY_EXCHANGE; |
2000 | l2n3(n,d); | 1866 | l2n3(n, d); |
2001 | 1867 | ||
2002 | /* we should now have things packed up, so lets send | 1868 | /* we should now have things packed up, so lets send |
2003 | * it off */ | 1869 | * it off */ |
2004 | s->init_num=n+4; | 1870 | s->init_num = n + 4; |
2005 | s->init_off=0; | 1871 | s->init_off = 0; |
2006 | } | 1872 | } |
2007 | 1873 | ||
2008 | s->state = SSL3_ST_SW_KEY_EXCH_B; | 1874 | s->state = SSL3_ST_SW_KEY_EXCH_B; |
2009 | EVP_MD_CTX_cleanup(&md_ctx); | 1875 | EVP_MD_CTX_cleanup(&md_ctx); |
2010 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1876 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2011 | f_err: | 1877 | f_err: |
2012 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 1878 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2013 | err: | 1879 | err: |
2014 | #ifndef OPENSSL_NO_ECDH | 1880 | #ifndef OPENSSL_NO_ECDH |
2015 | if (encodedPoint != NULL) OPENSSL_free(encodedPoint); | 1881 | if (encodedPoint != NULL) |
1882 | OPENSSL_free(encodedPoint); | ||
2016 | BN_CTX_free(bn_ctx); | 1883 | BN_CTX_free(bn_ctx); |
2017 | #endif | 1884 | #endif |
2018 | EVP_MD_CTX_cleanup(&md_ctx); | 1885 | EVP_MD_CTX_cleanup(&md_ctx); |
2019 | return(-1); | 1886 | return (-1); |
2020 | } | 1887 | } |
2021 | 1888 | ||
2022 | int ssl3_send_certificate_request(SSL *s) | 1889 | int |
2023 | { | 1890 | ssl3_send_certificate_request(SSL *s) |
2024 | unsigned char *p,*d; | 1891 | { |
2025 | int i,j,nl,off,n; | 1892 | unsigned char *p, *d; |
2026 | STACK_OF(X509_NAME) *sk=NULL; | 1893 | int i, j, nl, off, n; |
1894 | STACK_OF(X509_NAME) *sk = NULL; | ||
2027 | X509_NAME *name; | 1895 | X509_NAME *name; |
2028 | BUF_MEM *buf; | 1896 | BUF_MEM *buf; |
2029 | 1897 | ||
2030 | if (s->state == SSL3_ST_SW_CERT_REQ_A) | 1898 | if (s->state == SSL3_ST_SW_CERT_REQ_A) { |
2031 | { | 1899 | buf = s->init_buf; |
2032 | buf=s->init_buf; | ||
2033 | 1900 | ||
2034 | d=p=(unsigned char *)&(buf->data[4]); | 1901 | d = p = (unsigned char *)&(buf->data[4]); |
2035 | 1902 | ||
2036 | /* get the list of acceptable cert types */ | 1903 | /* get the list of acceptable cert types */ |
2037 | p++; | 1904 | p++; |
2038 | n=ssl3_get_req_cert_type(s,p); | 1905 | n = ssl3_get_req_cert_type(s, p); |
2039 | d[0]=n; | 1906 | d[0] = n; |
2040 | p+=n; | 1907 | p += n; |
2041 | n++; | 1908 | n++; |
2042 | 1909 | ||
2043 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 1910 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2044 | { | ||
2045 | nl = tls12_get_req_sig_algs(s, p + 2); | 1911 | nl = tls12_get_req_sig_algs(s, p + 2); |
2046 | s2n(nl, p); | 1912 | s2n(nl, p); |
2047 | p += nl + 2; | 1913 | p += nl + 2; |
2048 | n += nl + 2; | 1914 | n += nl + 2; |
2049 | } | 1915 | } |
2050 | |||
2051 | off=n; | ||
2052 | p+=2; | ||
2053 | n+=2; | ||
2054 | 1916 | ||
2055 | sk=SSL_get_client_CA_list(s); | 1917 | off = n; |
2056 | nl=0; | 1918 | p += 2; |
2057 | if (sk != NULL) | 1919 | n += 2; |
2058 | { | 1920 | |
2059 | for (i=0; i<sk_X509_NAME_num(sk); i++) | 1921 | sk = SSL_get_client_CA_list(s); |
2060 | { | 1922 | nl = 0; |
2061 | name=sk_X509_NAME_value(sk,i); | 1923 | if (sk != NULL) { |
2062 | j=i2d_X509_NAME(name,NULL); | 1924 | for (i = 0; i < sk_X509_NAME_num(sk); i++) { |
2063 | if (!BUF_MEM_grow_clean(buf,4+n+j+2)) | 1925 | name = sk_X509_NAME_value(sk, i); |
2064 | { | 1926 | j = i2d_X509_NAME(name, NULL); |
2065 | SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST,ERR_R_BUF_LIB); | 1927 | if (!BUF_MEM_grow_clean(buf, 4 + n + j + 2)) { |
1928 | SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST, ERR_R_BUF_LIB); | ||
2066 | goto err; | 1929 | goto err; |
2067 | } | 1930 | } |
2068 | p=(unsigned char *)&(buf->data[4+n]); | 1931 | p = (unsigned char *)&(buf->data[4 + n]); |
2069 | if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) | 1932 | if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) { |
2070 | { | 1933 | s2n(j, p); |
2071 | s2n(j,p); | 1934 | i2d_X509_NAME(name, &p); |
2072 | i2d_X509_NAME(name,&p); | 1935 | n += 2 + j; |
2073 | n+=2+j; | 1936 | nl += 2 + j; |
2074 | nl+=2+j; | 1937 | } else { |
2075 | } | 1938 | d = p; |
2076 | else | 1939 | i2d_X509_NAME(name, &p); |
2077 | { | 1940 | j -= 2; |
2078 | d=p; | 1941 | s2n(j, d); |
2079 | i2d_X509_NAME(name,&p); | 1942 | j += 2; |
2080 | j-=2; s2n(j,d); j+=2; | 1943 | n += j; |
2081 | n+=j; | 1944 | nl += j; |
2082 | nl+=j; | ||
2083 | } | ||
2084 | } | 1945 | } |
2085 | } | 1946 | } |
1947 | } | ||
2086 | /* else no CA names */ | 1948 | /* else no CA names */ |
2087 | p=(unsigned char *)&(buf->data[4+off]); | 1949 | p = (unsigned char *)&(buf->data[4 + off]); |
2088 | s2n(nl,p); | 1950 | s2n(nl, p); |
2089 | 1951 | ||
2090 | d=(unsigned char *)buf->data; | 1952 | d = (unsigned char *)buf->data; |
2091 | *(d++)=SSL3_MT_CERTIFICATE_REQUEST; | 1953 | *(d++) = SSL3_MT_CERTIFICATE_REQUEST; |
2092 | l2n3(n,d); | 1954 | l2n3(n, d); |
2093 | 1955 | ||
2094 | /* we should now have things packed up, so lets send | 1956 | /* we should now have things packed up, so lets send |
2095 | * it off */ | 1957 | * it off */ |
2096 | 1958 | ||
2097 | s->init_num=n+4; | 1959 | s->init_num = n + 4; |
2098 | s->init_off=0; | 1960 | s->init_off = 0; |
2099 | #ifdef NETSCAPE_HANG_BUG | 1961 | #ifdef NETSCAPE_HANG_BUG |
2100 | p=(unsigned char *)s->init_buf->data + s->init_num; | 1962 | p = (unsigned char *)s->init_buf->data + s->init_num; |
2101 | 1963 | ||
2102 | /* do the header */ | 1964 | /* do the header */ |
2103 | *(p++)=SSL3_MT_SERVER_DONE; | 1965 | *(p++) = SSL3_MT_SERVER_DONE; |
2104 | *(p++)=0; | 1966 | *(p++) = 0; |
2105 | *(p++)=0; | 1967 | *(p++) = 0; |
2106 | *(p++)=0; | 1968 | *(p++) = 0; |
2107 | s->init_num += 4; | 1969 | s->init_num += 4; |
2108 | #endif | 1970 | #endif |
2109 | 1971 | ||
2110 | s->state = SSL3_ST_SW_CERT_REQ_B; | 1972 | s->state = SSL3_ST_SW_CERT_REQ_B; |
2111 | } | 1973 | } |
2112 | 1974 | ||
2113 | /* SSL3_ST_SW_CERT_REQ_B */ | 1975 | /* SSL3_ST_SW_CERT_REQ_B */ |
2114 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 1976 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
2115 | err: | 1977 | err: |
2116 | return(-1); | 1978 | return (-1); |
2117 | } | 1979 | } |
2118 | 1980 | ||
2119 | int ssl3_get_client_key_exchange(SSL *s) | 1981 | int |
2120 | { | 1982 | ssl3_get_client_key_exchange(SSL *s) |
2121 | int i,al,ok; | 1983 | { |
1984 | int i, al, ok; | ||
2122 | long n; | 1985 | long n; |
2123 | unsigned long alg_k; | 1986 | unsigned long alg_k; |
2124 | unsigned char *p; | 1987 | unsigned char *p; |
2125 | #ifndef OPENSSL_NO_RSA | 1988 | #ifndef OPENSSL_NO_RSA |
2126 | RSA *rsa=NULL; | 1989 | RSA *rsa = NULL; |
2127 | EVP_PKEY *pkey=NULL; | 1990 | EVP_PKEY *pkey = NULL; |
2128 | #endif | 1991 | #endif |
2129 | #ifndef OPENSSL_NO_DH | 1992 | #ifndef OPENSSL_NO_DH |
2130 | BIGNUM *pub=NULL; | 1993 | BIGNUM *pub = NULL; |
2131 | DH *dh_srvr; | 1994 | DH *dh_srvr; |
2132 | #endif | 1995 | #endif |
2133 | #ifndef OPENSSL_NO_KRB5 | 1996 | #ifndef OPENSSL_NO_KRB5 |
@@ -2138,83 +2001,67 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2138 | EC_KEY *srvr_ecdh = NULL; | 2001 | EC_KEY *srvr_ecdh = NULL; |
2139 | EVP_PKEY *clnt_pub_pkey = NULL; | 2002 | EVP_PKEY *clnt_pub_pkey = NULL; |
2140 | EC_POINT *clnt_ecpoint = NULL; | 2003 | EC_POINT *clnt_ecpoint = NULL; |
2141 | BN_CTX *bn_ctx = NULL; | 2004 | BN_CTX *bn_ctx = NULL; |
2142 | #endif | ||
2143 | 2005 | ||
2144 | n=s->method->ssl_get_message(s, | 2006 | #endif |
2145 | SSL3_ST_SR_KEY_EXCH_A, | ||
2146 | SSL3_ST_SR_KEY_EXCH_B, | ||
2147 | SSL3_MT_CLIENT_KEY_EXCHANGE, | ||
2148 | 2048, /* ??? */ | ||
2149 | &ok); | ||
2150 | 2007 | ||
2151 | if (!ok) return((int)n); | 2008 | n = s->method->ssl_get_message(s, SSL3_ST_SR_KEY_EXCH_A, |
2152 | p=(unsigned char *)s->init_msg; | 2009 | SSL3_ST_SR_KEY_EXCH_B, SSL3_MT_CLIENT_KEY_EXCHANGE, |
2010 | 2048, /* ??? */ &ok); | ||
2011 | if (!ok) | ||
2012 | return ((int)n); | ||
2013 | p = (unsigned char *)s->init_msg; | ||
2153 | 2014 | ||
2154 | alg_k=s->s3->tmp.new_cipher->algorithm_mkey; | 2015 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; |
2155 | 2016 | ||
2156 | #ifndef OPENSSL_NO_RSA | 2017 | #ifndef OPENSSL_NO_RSA |
2157 | if (alg_k & SSL_kRSA) | 2018 | if (alg_k & SSL_kRSA) { |
2158 | { | ||
2159 | /* FIX THIS UP EAY EAY EAY EAY */ | 2019 | /* FIX THIS UP EAY EAY EAY EAY */ |
2160 | if (s->s3->tmp.use_rsa_tmp) | 2020 | if (s->s3->tmp.use_rsa_tmp) { |
2161 | { | ||
2162 | if ((s->cert != NULL) && (s->cert->rsa_tmp != NULL)) | 2021 | if ((s->cert != NULL) && (s->cert->rsa_tmp != NULL)) |
2163 | rsa=s->cert->rsa_tmp; | 2022 | rsa = s->cert->rsa_tmp; |
2164 | /* Don't do a callback because rsa_tmp should | 2023 | /* Don't do a callback because rsa_tmp should |
2165 | * be sent already */ | 2024 | * be sent already */ |
2166 | if (rsa == NULL) | 2025 | if (rsa == NULL) { |
2167 | { | 2026 | al = SSL_AD_HANDSHAKE_FAILURE; |
2168 | al=SSL_AD_HANDSHAKE_FAILURE; | 2027 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_RSA_PKEY); |
2169 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_RSA_PKEY); | ||
2170 | goto f_err; | 2028 | goto f_err; |
2171 | 2029 | ||
2172 | } | ||
2173 | } | 2030 | } |
2174 | else | 2031 | } else { |
2175 | { | 2032 | pkey = s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey; |
2176 | pkey=s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey; | 2033 | if ((pkey == NULL) || (pkey->type != EVP_PKEY_RSA) || |
2177 | if ( (pkey == NULL) || | 2034 | (pkey->pkey.rsa == NULL)) { |
2178 | (pkey->type != EVP_PKEY_RSA) || | 2035 | al = SSL_AD_HANDSHAKE_FAILURE; |
2179 | (pkey->pkey.rsa == NULL)) | 2036 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_RSA_CERTIFICATE); |
2180 | { | ||
2181 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
2182 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_RSA_CERTIFICATE); | ||
2183 | goto f_err; | 2037 | goto f_err; |
2184 | } | ||
2185 | rsa=pkey->pkey.rsa; | ||
2186 | } | 2038 | } |
2039 | rsa = pkey->pkey.rsa; | ||
2040 | } | ||
2187 | 2041 | ||
2188 | /* TLS and [incidentally] DTLS{0xFEFF} */ | 2042 | /* TLS and [incidentally] DTLS{0xFEFF} */ |
2189 | if (s->version > SSL3_VERSION && s->version != DTLS1_BAD_VER) | 2043 | if (s->version > SSL3_VERSION && s->version != DTLS1_BAD_VER) { |
2190 | { | 2044 | n2s(p, i); |
2191 | n2s(p,i); | 2045 | if (n != i + 2) { |
2192 | if (n != i+2) | 2046 | if (!(s->options & SSL_OP_TLS_D5_BUG)) { |
2193 | { | 2047 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG); |
2194 | if (!(s->options & SSL_OP_TLS_D5_BUG)) | ||
2195 | { | ||
2196 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG); | ||
2197 | goto err; | 2048 | goto err; |
2198 | } | 2049 | } else |
2199 | else | 2050 | p -= 2; |
2200 | p-=2; | 2051 | } else |
2201 | } | 2052 | n = i; |
2202 | else | 2053 | } |
2203 | n=i; | ||
2204 | } | ||
2205 | 2054 | ||
2206 | i=RSA_private_decrypt((int)n,p,p,rsa,RSA_PKCS1_PADDING); | 2055 | i = RSA_private_decrypt((int)n, p, p, rsa, RSA_PKCS1_PADDING); |
2207 | 2056 | ||
2208 | al = -1; | 2057 | al = -1; |
2209 | 2058 | ||
2210 | if (i != SSL_MAX_MASTER_KEY_LENGTH) | 2059 | if (i != SSL_MAX_MASTER_KEY_LENGTH) { |
2211 | { | 2060 | al = SSL_AD_DECODE_ERROR; |
2212 | al=SSL_AD_DECODE_ERROR; | ||
2213 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); */ | 2061 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_RSA_DECRYPT); */ |
2214 | } | 2062 | } |
2215 | 2063 | ||
2216 | if ((al == -1) && !((p[0] == (s->client_version>>8)) && (p[1] == (s->client_version & 0xff)))) | 2064 | if ((al == -1) && !((p[0] == (s->client_version >> 8)) && (p[1] == (s->client_version & 0xff)))) { |
2217 | { | ||
2218 | /* The premaster secret must contain the same version number as the | 2065 | /* The premaster secret must contain the same version number as the |
2219 | * ClientHello to detect version rollback attacks (strangely, the | 2066 | * ClientHello to detect version rollback attacks (strangely, the |
2220 | * protocol does not offer such protection for DH ciphersuites). | 2067 | * protocol does not offer such protection for DH ciphersuites). |
@@ -2223,9 +2070,8 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2223 | * protocol version. | 2070 | * protocol version. |
2224 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. */ | 2071 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. */ |
2225 | if (!((s->options & SSL_OP_TLS_ROLLBACK_BUG) && | 2072 | if (!((s->options & SSL_OP_TLS_ROLLBACK_BUG) && |
2226 | (p[0] == (s->version>>8)) && (p[1] == (s->version & 0xff)))) | 2073 | (p[0] == (s->version >> 8)) && (p[1] == (s->version & 0xff)))) { |
2227 | { | 2074 | al = SSL_AD_DECODE_ERROR; |
2228 | al=SSL_AD_DECODE_ERROR; | ||
2229 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_PROTOCOL_VERSION_NUMBER); */ | 2075 | /* SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_PROTOCOL_VERSION_NUMBER); */ |
2230 | 2076 | ||
2231 | /* The Klima-Pokorny-Rosa extension of Bleichenbacher's attack | 2077 | /* The Klima-Pokorny-Rosa extension of Bleichenbacher's attack |
@@ -2235,11 +2081,10 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2235 | * made up by the adversary is properly formatted except | 2081 | * made up by the adversary is properly formatted except |
2236 | * that the version number is wrong. To avoid such attacks, | 2082 | * that the version number is wrong. To avoid such attacks, |
2237 | * we should treat this just like any other decryption error. */ | 2083 | * we should treat this just like any other decryption error. */ |
2238 | } | ||
2239 | } | 2084 | } |
2085 | } | ||
2240 | 2086 | ||
2241 | if (al != -1) | 2087 | if (al != -1) { |
2242 | { | ||
2243 | /* Some decryption failure -- use random value instead as countermeasure | 2088 | /* Some decryption failure -- use random value instead as countermeasure |
2244 | * against Bleichenbacher's attack on PKCS #1 v1.5 RSA padding | 2089 | * against Bleichenbacher's attack on PKCS #1 v1.5 RSA padding |
2245 | * (see RFC 2246, section 7.4.7.1). */ | 2090 | * (see RFC 2246, section 7.4.7.1). */ |
@@ -2249,83 +2094,69 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2249 | p[1] = s->client_version & 0xff; | 2094 | p[1] = s->client_version & 0xff; |
2250 | if (RAND_pseudo_bytes(p+2, i-2) <= 0) /* should be RAND_bytes, but we cannot work around a failure */ | 2095 | if (RAND_pseudo_bytes(p+2, i-2) <= 0) /* should be RAND_bytes, but we cannot work around a failure */ |
2251 | goto err; | 2096 | goto err; |
2252 | } | ||
2253 | |||
2254 | s->session->master_key_length= | ||
2255 | s->method->ssl3_enc->generate_master_secret(s, | ||
2256 | s->session->master_key, | ||
2257 | p,i); | ||
2258 | OPENSSL_cleanse(p,i); | ||
2259 | } | 2097 | } |
2260 | else | 2098 | |
2099 | s->session->master_key_length = | ||
2100 | s->method->ssl3_enc->generate_master_secret(s, | ||
2101 | s->session->master_key, | ||
2102 | p, i); | ||
2103 | OPENSSL_cleanse(p, i); | ||
2104 | } else | ||
2261 | #endif | 2105 | #endif |
2262 | #ifndef OPENSSL_NO_DH | 2106 | #ifndef OPENSSL_NO_DH |
2263 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) | 2107 | if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { |
2264 | { | 2108 | n2s(p, i); |
2265 | n2s(p,i); | 2109 | if (n != i + 2) { |
2266 | if (n != i+2) | 2110 | if (!(s->options & SSL_OP_SSLEAY_080_CLIENT_DH_BUG)) { |
2267 | { | 2111 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG); |
2268 | if (!(s->options & SSL_OP_SSLEAY_080_CLIENT_DH_BUG)) | ||
2269 | { | ||
2270 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG); | ||
2271 | goto err; | 2112 | goto err; |
2272 | } | 2113 | } else { |
2273 | else | 2114 | p -= 2; |
2274 | { | 2115 | i = (int)n; |
2275 | p-=2; | ||
2276 | i=(int)n; | ||
2277 | } | ||
2278 | } | 2116 | } |
2117 | } | ||
2279 | 2118 | ||
2280 | if (n == 0L) /* the parameters are in the cert */ | 2119 | if (n == 0L) /* the parameters are in the cert */ |
2281 | { | 2120 | { |
2282 | al=SSL_AD_HANDSHAKE_FAILURE; | 2121 | al = SSL_AD_HANDSHAKE_FAILURE; |
2283 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_UNABLE_TO_DECODE_DH_CERTS); | 2122 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_UNABLE_TO_DECODE_DH_CERTS); |
2284 | goto f_err; | 2123 | goto f_err; |
2285 | } | 2124 | } else { |
2286 | else | 2125 | if (s->s3->tmp.dh == NULL) { |
2287 | { | 2126 | al = SSL_AD_HANDSHAKE_FAILURE; |
2288 | if (s->s3->tmp.dh == NULL) | 2127 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_DH_KEY); |
2289 | { | ||
2290 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
2291 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY); | ||
2292 | goto f_err; | 2128 | goto f_err; |
2293 | } | 2129 | } else |
2294 | else | 2130 | dh_srvr = s->s3->tmp.dh; |
2295 | dh_srvr=s->s3->tmp.dh; | 2131 | } |
2296 | } | ||
2297 | 2132 | ||
2298 | pub=BN_bin2bn(p,i,NULL); | 2133 | pub = BN_bin2bn(p, i, NULL); |
2299 | if (pub == NULL) | 2134 | if (pub == NULL) { |
2300 | { | 2135 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_BN_LIB); |
2301 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BN_LIB); | ||
2302 | goto err; | 2136 | goto err; |
2303 | } | 2137 | } |
2304 | 2138 | ||
2305 | i=DH_compute_key(p,pub,dh_srvr); | 2139 | i = DH_compute_key(p, pub, dh_srvr); |
2306 | 2140 | ||
2307 | if (i <= 0) | 2141 | if (i <= 0) { |
2308 | { | 2142 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB); |
2309 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_DH_LIB); | ||
2310 | BN_clear_free(pub); | 2143 | BN_clear_free(pub); |
2311 | goto err; | 2144 | goto err; |
2312 | } | 2145 | } |
2313 | 2146 | ||
2314 | DH_free(s->s3->tmp.dh); | 2147 | DH_free(s->s3->tmp.dh); |
2315 | s->s3->tmp.dh=NULL; | 2148 | s->s3->tmp.dh = NULL; |
2316 | 2149 | ||
2317 | BN_clear_free(pub); | 2150 | BN_clear_free(pub); |
2318 | pub=NULL; | 2151 | pub = NULL; |
2319 | s->session->master_key_length= | 2152 | s->session->master_key_length = |
2320 | s->method->ssl3_enc->generate_master_secret(s, | 2153 | s->method->ssl3_enc->generate_master_secret( |
2321 | s->session->master_key,p,i); | 2154 | s, s->session->master_key, p, i); |
2322 | OPENSSL_cleanse(p,i); | 2155 | OPENSSL_cleanse(p, i); |
2323 | } | 2156 | } else |
2324 | else | ||
2325 | #endif | 2157 | #endif |
2326 | #ifndef OPENSSL_NO_KRB5 | 2158 | #ifndef OPENSSL_NO_KRB5 |
2327 | if (alg_k & SSL_kKRB5) | 2159 | if (alg_k & SSL_kKRB5) { |
2328 | { | ||
2329 | krb5_error_code krb5rc; | 2160 | krb5_error_code krb5rc; |
2330 | krb5_data enc_ticket; | 2161 | krb5_data enc_ticket; |
2331 | krb5_data authenticator; | 2162 | krb5_data authenticator; |
@@ -2335,100 +2166,94 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2335 | const EVP_CIPHER *enc = NULL; | 2166 | const EVP_CIPHER *enc = NULL; |
2336 | unsigned char iv[EVP_MAX_IV_LENGTH]; | 2167 | unsigned char iv[EVP_MAX_IV_LENGTH]; |
2337 | unsigned char pms[SSL_MAX_MASTER_KEY_LENGTH | 2168 | unsigned char pms[SSL_MAX_MASTER_KEY_LENGTH |
2338 | + EVP_MAX_BLOCK_LENGTH]; | 2169 | + EVP_MAX_BLOCK_LENGTH]; |
2339 | int padl, outl; | 2170 | int padl, outl; |
2340 | krb5_timestamp authtime = 0; | 2171 | krb5_timestamp authtime = 0; |
2341 | krb5_ticket_times ttimes; | 2172 | krb5_ticket_times ttimes; |
2342 | 2173 | ||
2343 | EVP_CIPHER_CTX_init(&ciph_ctx); | 2174 | EVP_CIPHER_CTX_init(&ciph_ctx); |
2344 | 2175 | ||
2345 | if (!kssl_ctx) kssl_ctx = kssl_ctx_new(); | 2176 | if (!kssl_ctx) |
2177 | kssl_ctx = kssl_ctx_new(); | ||
2346 | 2178 | ||
2347 | n2s(p,i); | 2179 | n2s(p, i); |
2348 | enc_ticket.length = i; | 2180 | enc_ticket.length = i; |
2349 | 2181 | ||
2350 | if (n < (long)(enc_ticket.length + 6)) | 2182 | if (n < (long)(enc_ticket.length + 6)) { |
2351 | { | ||
2352 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2183 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2353 | SSL_R_DATA_LENGTH_TOO_LONG); | 2184 | SSL_R_DATA_LENGTH_TOO_LONG); |
2354 | goto err; | 2185 | goto err; |
2355 | } | 2186 | } |
2356 | 2187 | ||
2357 | enc_ticket.data = (char *)p; | 2188 | enc_ticket.data = (char *)p; |
2358 | p+=enc_ticket.length; | 2189 | p += enc_ticket.length; |
2359 | 2190 | ||
2360 | n2s(p,i); | 2191 | n2s(p, i); |
2361 | authenticator.length = i; | 2192 | authenticator.length = i; |
2362 | 2193 | ||
2363 | if (n < (long)(enc_ticket.length + authenticator.length + 6)) | 2194 | if (n < (long)(enc_ticket.length + authenticator.length + 6)) { |
2364 | { | ||
2365 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2195 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2366 | SSL_R_DATA_LENGTH_TOO_LONG); | 2196 | SSL_R_DATA_LENGTH_TOO_LONG); |
2367 | goto err; | 2197 | goto err; |
2368 | } | 2198 | } |
2369 | 2199 | ||
2370 | authenticator.data = (char *)p; | 2200 | authenticator.data = (char *)p; |
2371 | p+=authenticator.length; | 2201 | p += authenticator.length; |
2372 | 2202 | ||
2373 | n2s(p,i); | 2203 | n2s(p, i); |
2374 | enc_pms.length = i; | 2204 | enc_pms.length = i; |
2375 | enc_pms.data = (char *)p; | 2205 | enc_pms.data = (char *)p; |
2376 | p+=enc_pms.length; | 2206 | p += enc_pms.length; |
2377 | 2207 | ||
2378 | /* Note that the length is checked again below, | 2208 | /* Note that the length is checked again below, |
2379 | ** after decryption | 2209 | ** after decryption |
2380 | */ | 2210 | */ |
2381 | if(enc_pms.length > sizeof pms) | 2211 | if (enc_pms.length > sizeof pms) { |
2382 | { | ||
2383 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2212 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2384 | SSL_R_DATA_LENGTH_TOO_LONG); | 2213 | SSL_R_DATA_LENGTH_TOO_LONG); |
2385 | goto err; | 2214 | goto err; |
2386 | } | 2215 | } |
2387 | 2216 | ||
2388 | if (n != (long)(enc_ticket.length + authenticator.length + | 2217 | if (n != (long)(enc_ticket.length + authenticator.length + |
2389 | enc_pms.length + 6)) | 2218 | enc_pms.length + 6)) { |
2390 | { | ||
2391 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2219 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2392 | SSL_R_DATA_LENGTH_TOO_LONG); | 2220 | SSL_R_DATA_LENGTH_TOO_LONG); |
2393 | goto err; | 2221 | goto err; |
2394 | } | 2222 | } |
2395 | 2223 | ||
2396 | if ((krb5rc = kssl_sget_tkt(kssl_ctx, &enc_ticket, &ttimes, | 2224 | if ((krb5rc = kssl_sget_tkt(kssl_ctx, &enc_ticket, &ttimes, |
2397 | &kssl_err)) != 0) | 2225 | &kssl_err)) != 0) { |
2398 | { | ||
2399 | #ifdef KSSL_DEBUG | 2226 | #ifdef KSSL_DEBUG |
2400 | printf("kssl_sget_tkt rtn %d [%d]\n", | 2227 | printf("kssl_sget_tkt rtn %d [%d]\n", |
2401 | krb5rc, kssl_err.reason); | 2228 | krb5rc, kssl_err.reason); |
2402 | if (kssl_err.text) | 2229 | if (kssl_err.text) |
2403 | printf("kssl_err text= %s\n", kssl_err.text); | 2230 | printf("kssl_err text= %s\n", kssl_err.text); |
2404 | #endif /* KSSL_DEBUG */ | 2231 | #endif /* KSSL_DEBUG */ |
2405 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2232 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2406 | kssl_err.reason); | 2233 | kssl_err.reason); |
2407 | goto err; | 2234 | goto err; |
2408 | } | 2235 | } |
2409 | 2236 | ||
2410 | /* Note: no authenticator is not considered an error, | 2237 | /* Note: no authenticator is not considered an error, |
2411 | ** but will return authtime == 0. | 2238 | ** but will return authtime == 0. |
2412 | */ | 2239 | */ |
2413 | if ((krb5rc = kssl_check_authent(kssl_ctx, &authenticator, | 2240 | if ((krb5rc = kssl_check_authent(kssl_ctx, &authenticator, |
2414 | &authtime, &kssl_err)) != 0) | 2241 | &authtime, &kssl_err)) != 0) { |
2415 | { | ||
2416 | #ifdef KSSL_DEBUG | 2242 | #ifdef KSSL_DEBUG |
2417 | printf("kssl_check_authent rtn %d [%d]\n", | 2243 | printf("kssl_check_authent rtn %d [%d]\n", |
2418 | krb5rc, kssl_err.reason); | 2244 | krb5rc, kssl_err.reason); |
2419 | if (kssl_err.text) | 2245 | if (kssl_err.text) |
2420 | printf("kssl_err text= %s\n", kssl_err.text); | 2246 | printf("kssl_err text= %s\n", kssl_err.text); |
2421 | #endif /* KSSL_DEBUG */ | 2247 | #endif /* KSSL_DEBUG */ |
2422 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2248 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2423 | kssl_err.reason); | 2249 | kssl_err.reason); |
2424 | goto err; | 2250 | goto err; |
2425 | } | 2251 | } |
2426 | 2252 | ||
2427 | if ((krb5rc = kssl_validate_times(authtime, &ttimes)) != 0) | 2253 | if ((krb5rc = kssl_validate_times(authtime, &ttimes)) != 0) { |
2428 | { | ||
2429 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, krb5rc); | 2254 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, krb5rc); |
2430 | goto err; | 2255 | goto err; |
2431 | } | 2256 | } |
2432 | 2257 | ||
2433 | #ifdef KSSL_DEBUG | 2258 | #ifdef KSSL_DEBUG |
2434 | kssl_ctx_show(kssl_ctx); | 2259 | kssl_ctx_show(kssl_ctx); |
@@ -2436,44 +2261,38 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2436 | 2261 | ||
2437 | enc = kssl_map_enc(kssl_ctx->enctype); | 2262 | enc = kssl_map_enc(kssl_ctx->enctype); |
2438 | if (enc == NULL) | 2263 | if (enc == NULL) |
2439 | goto err; | 2264 | goto err; |
2440 | 2265 | ||
2441 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ | 2266 | memset(iv, 0, sizeof iv); /* per RFC 1510 */ |
2442 | 2267 | ||
2443 | if (!EVP_DecryptInit_ex(&ciph_ctx,enc,NULL,kssl_ctx->key,iv)) | 2268 | if (!EVP_DecryptInit_ex(&ciph_ctx, enc, NULL, kssl_ctx->key, iv)) { |
2444 | { | ||
2445 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2269 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2446 | SSL_R_DECRYPTION_FAILED); | 2270 | SSL_R_DECRYPTION_FAILED); |
2447 | goto err; | 2271 | goto err; |
2448 | } | 2272 | } |
2449 | if (!EVP_DecryptUpdate(&ciph_ctx, pms,&outl, | 2273 | if (!EVP_DecryptUpdate(&ciph_ctx, pms, &outl, |
2450 | (unsigned char *)enc_pms.data, enc_pms.length)) | 2274 | (unsigned char *)enc_pms.data, enc_pms.length)) { |
2451 | { | ||
2452 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2275 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2453 | SSL_R_DECRYPTION_FAILED); | 2276 | SSL_R_DECRYPTION_FAILED); |
2454 | goto err; | 2277 | goto err; |
2455 | } | 2278 | } |
2456 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) | 2279 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) { |
2457 | { | ||
2458 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2280 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2459 | SSL_R_DATA_LENGTH_TOO_LONG); | 2281 | SSL_R_DATA_LENGTH_TOO_LONG); |
2460 | goto err; | 2282 | goto err; |
2461 | } | 2283 | } |
2462 | if (!EVP_DecryptFinal_ex(&ciph_ctx,&(pms[outl]),&padl)) | 2284 | if (!EVP_DecryptFinal_ex(&ciph_ctx, &(pms[outl]), &padl)) { |
2463 | { | ||
2464 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2285 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2465 | SSL_R_DECRYPTION_FAILED); | 2286 | SSL_R_DECRYPTION_FAILED); |
2466 | goto err; | 2287 | goto err; |
2467 | } | 2288 | } |
2468 | outl += padl; | 2289 | outl += padl; |
2469 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) | 2290 | if (outl > SSL_MAX_MASTER_KEY_LENGTH) { |
2470 | { | ||
2471 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2291 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2472 | SSL_R_DATA_LENGTH_TOO_LONG); | 2292 | SSL_R_DATA_LENGTH_TOO_LONG); |
2473 | goto err; | 2293 | goto err; |
2474 | } | 2294 | } |
2475 | if (!((pms[0] == (s->client_version>>8)) && (pms[1] == (s->client_version & 0xff)))) | 2295 | if (!((pms[0] == (s->client_version >> 8)) && (pms[1] == (s->client_version & 0xff)))) { |
2476 | { | ||
2477 | /* The premaster secret must contain the same version number as the | 2296 | /* The premaster secret must contain the same version number as the |
2478 | * ClientHello to detect version rollback attacks (strangely, the | 2297 | * ClientHello to detect version rollback attacks (strangely, the |
2479 | * protocol does not offer such protection for DH ciphersuites). | 2298 | * protocol does not offer such protection for DH ciphersuites). |
@@ -2482,29 +2301,26 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2482 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. | 2301 | * If SSL_OP_TLS_ROLLBACK_BUG is set, tolerate such clients. |
2483 | * (Perhaps we should have a separate BUG value for the Kerberos cipher) | 2302 | * (Perhaps we should have a separate BUG value for the Kerberos cipher) |
2484 | */ | 2303 | */ |
2485 | if (!(s->options & SSL_OP_TLS_ROLLBACK_BUG)) | 2304 | if (!(s->options & SSL_OP_TLS_ROLLBACK_BUG)) { |
2486 | { | 2305 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2487 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2306 | SSL_AD_DECODE_ERROR); |
2488 | SSL_AD_DECODE_ERROR); | 2307 | goto err; |
2489 | goto err; | ||
2490 | } | 2308 | } |
2491 | } | 2309 | } |
2492 | 2310 | ||
2493 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); | 2311 | EVP_CIPHER_CTX_cleanup(&ciph_ctx); |
2494 | 2312 | ||
2495 | s->session->master_key_length= | 2313 | s->session->master_key_length = |
2496 | s->method->ssl3_enc->generate_master_secret(s, | 2314 | s->method->ssl3_enc->generate_master_secret(s, |
2497 | s->session->master_key, pms, outl); | 2315 | s->session->master_key, pms, outl); |
2498 | 2316 | ||
2499 | if (kssl_ctx->client_princ) | 2317 | if (kssl_ctx->client_princ) { |
2500 | { | ||
2501 | size_t len = strlen(kssl_ctx->client_princ); | 2318 | size_t len = strlen(kssl_ctx->client_princ); |
2502 | if ( len < SSL_MAX_KRB5_PRINCIPAL_LENGTH ) | 2319 | if (len < SSL_MAX_KRB5_PRINCIPAL_LENGTH ) { |
2503 | { | ||
2504 | s->session->krb5_client_princ_len = len; | 2320 | s->session->krb5_client_princ_len = len; |
2505 | memcpy(s->session->krb5_client_princ,kssl_ctx->client_princ,len); | 2321 | memcpy(s->session->krb5_client_princ, kssl_ctx->client_princ, len); |
2506 | } | ||
2507 | } | 2322 | } |
2323 | } | ||
2508 | 2324 | ||
2509 | 2325 | ||
2510 | /* Was doing kssl_ctx_free() here, | 2326 | /* Was doing kssl_ctx_free() here, |
@@ -2512,13 +2328,11 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2512 | ** kssl_ctx = kssl_ctx_free(kssl_ctx); | 2328 | ** kssl_ctx = kssl_ctx_free(kssl_ctx); |
2513 | ** if (s->kssl_ctx) s->kssl_ctx = NULL; | 2329 | ** if (s->kssl_ctx) s->kssl_ctx = NULL; |
2514 | */ | 2330 | */ |
2515 | } | 2331 | } else |
2516 | else | ||
2517 | #endif /* OPENSSL_NO_KRB5 */ | 2332 | #endif /* OPENSSL_NO_KRB5 */ |
2518 | 2333 | ||
2519 | #ifndef OPENSSL_NO_ECDH | 2334 | #ifndef OPENSSL_NO_ECDH |
2520 | if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) | 2335 | if (alg_k & (SSL_kEECDH|SSL_kECDHr|SSL_kECDHe)) { |
2521 | { | ||
2522 | int ret = 1; | 2336 | int ret = 1; |
2523 | int field_size = 0; | 2337 | int field_size = 0; |
2524 | const EC_KEY *tkey; | 2338 | const EC_KEY *tkey; |
@@ -2526,60 +2340,51 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2526 | const BIGNUM *priv_key; | 2340 | const BIGNUM *priv_key; |
2527 | 2341 | ||
2528 | /* initialize structures for server's ECDH key pair */ | 2342 | /* initialize structures for server's ECDH key pair */ |
2529 | if ((srvr_ecdh = EC_KEY_new()) == NULL) | 2343 | if ((srvr_ecdh = EC_KEY_new()) == NULL) { |
2530 | { | ||
2531 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2344 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2532 | ERR_R_MALLOC_FAILURE); | 2345 | ERR_R_MALLOC_FAILURE); |
2533 | goto err; | 2346 | goto err; |
2534 | } | 2347 | } |
2535 | 2348 | ||
2536 | /* Let's get server private key and group information */ | 2349 | /* Let's get server private key and group information */ |
2537 | if (alg_k & (SSL_kECDHr|SSL_kECDHe)) | 2350 | if (alg_k & (SSL_kECDHr|SSL_kECDHe)) { |
2538 | { | ||
2539 | /* use the certificate */ | 2351 | /* use the certificate */ |
2540 | tkey = s->cert->pkeys[SSL_PKEY_ECC].privatekey->pkey.ec; | 2352 | tkey = s->cert->pkeys[SSL_PKEY_ECC].privatekey->pkey.ec; |
2541 | } | 2353 | } else { |
2542 | else | ||
2543 | { | ||
2544 | /* use the ephermeral values we saved when | 2354 | /* use the ephermeral values we saved when |
2545 | * generating the ServerKeyExchange msg. | 2355 | * generating the ServerKeyExchange msg. |
2546 | */ | 2356 | */ |
2547 | tkey = s->s3->tmp.ecdh; | 2357 | tkey = s->s3->tmp.ecdh; |
2548 | } | 2358 | } |
2549 | 2359 | ||
2550 | group = EC_KEY_get0_group(tkey); | 2360 | group = EC_KEY_get0_group(tkey); |
2551 | priv_key = EC_KEY_get0_private_key(tkey); | 2361 | priv_key = EC_KEY_get0_private_key(tkey); |
2552 | 2362 | ||
2553 | if (!EC_KEY_set_group(srvr_ecdh, group) || | 2363 | if (!EC_KEY_set_group(srvr_ecdh, group) || |
2554 | !EC_KEY_set_private_key(srvr_ecdh, priv_key)) | 2364 | !EC_KEY_set_private_key(srvr_ecdh, priv_key)) { |
2555 | { | ||
2556 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2365 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2557 | ERR_R_EC_LIB); | 2366 | ERR_R_EC_LIB); |
2558 | goto err; | 2367 | goto err; |
2559 | } | 2368 | } |
2560 | 2369 | ||
2561 | /* Let's get client's public key */ | 2370 | /* Let's get client's public key */ |
2562 | if ((clnt_ecpoint = EC_POINT_new(group)) == NULL) | 2371 | if ((clnt_ecpoint = EC_POINT_new(group)) == NULL) { |
2563 | { | ||
2564 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2372 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2565 | ERR_R_MALLOC_FAILURE); | 2373 | ERR_R_MALLOC_FAILURE); |
2566 | goto err; | 2374 | goto err; |
2567 | } | 2375 | } |
2568 | 2376 | ||
2569 | if (n == 0L) | 2377 | if (n == 0L) { |
2570 | { | ||
2571 | /* Client Publickey was in Client Certificate */ | 2378 | /* Client Publickey was in Client Certificate */ |
2572 | 2379 | ||
2573 | if (alg_k & SSL_kEECDH) | 2380 | if (alg_k & SSL_kEECDH) { |
2574 | { | 2381 | al = SSL_AD_HANDSHAKE_FAILURE; |
2575 | al=SSL_AD_HANDSHAKE_FAILURE; | 2382 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_MISSING_TMP_ECDH_KEY); |
2576 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_ECDH_KEY); | 2383 | goto f_err; |
2577 | goto f_err; | 2384 | } |
2578 | } | 2385 | if (((clnt_pub_pkey = X509_get_pubkey( |
2579 | if (((clnt_pub_pkey=X509_get_pubkey(s->session->peer)) | 2386 | s->session->peer)) == NULL) || |
2580 | == NULL) || | 2387 | (clnt_pub_pkey->type != EVP_PKEY_EC)) { |
2581 | (clnt_pub_pkey->type != EVP_PKEY_EC)) | ||
2582 | { | ||
2583 | /* XXX: For now, we do not support client | 2388 | /* XXX: For now, we do not support client |
2584 | * authentication using ECDH certificates | 2389 | * authentication using ECDH certificates |
2585 | * so this branch (n == 0L) of the code is | 2390 | * so this branch (n == 0L) of the code is |
@@ -2591,771 +2396,680 @@ int ssl3_get_client_key_exchange(SSL *s) | |||
2591 | * the two ECDH shares are for the same | 2396 | * the two ECDH shares are for the same |
2592 | * group. | 2397 | * group. |
2593 | */ | 2398 | */ |
2594 | al=SSL_AD_HANDSHAKE_FAILURE; | 2399 | al = SSL_AD_HANDSHAKE_FAILURE; |
2595 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2400 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2596 | SSL_R_UNABLE_TO_DECODE_ECDH_CERTS); | 2401 | SSL_R_UNABLE_TO_DECODE_ECDH_CERTS); |
2597 | goto f_err; | 2402 | goto f_err; |
2598 | } | 2403 | } |
2599 | 2404 | ||
2600 | if (EC_POINT_copy(clnt_ecpoint, | 2405 | if (EC_POINT_copy(clnt_ecpoint, |
2601 | EC_KEY_get0_public_key(clnt_pub_pkey->pkey.ec)) == 0) | 2406 | EC_KEY_get0_public_key(clnt_pub_pkey->pkey.ec)) == 0) { |
2602 | { | ||
2603 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2407 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2604 | ERR_R_EC_LIB); | 2408 | ERR_R_EC_LIB); |
2605 | goto err; | 2409 | goto err; |
2606 | } | ||
2607 | ret = 2; /* Skip certificate verify processing */ | ||
2608 | } | 2410 | } |
2609 | else | 2411 | ret = 2; /* Skip certificate verify processing */ |
2610 | { | 2412 | } else { |
2611 | /* Get client's public key from encoded point | 2413 | /* Get client's public key from encoded point |
2612 | * in the ClientKeyExchange message. | 2414 | * in the ClientKeyExchange message. |
2613 | */ | 2415 | */ |
2614 | if ((bn_ctx = BN_CTX_new()) == NULL) | 2416 | if ((bn_ctx = BN_CTX_new()) == NULL) { |
2615 | { | ||
2616 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2417 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2617 | ERR_R_MALLOC_FAILURE); | 2418 | ERR_R_MALLOC_FAILURE); |
2618 | goto err; | 2419 | goto err; |
2619 | } | 2420 | } |
2620 | 2421 | ||
2621 | /* Get encoded point length */ | 2422 | /* Get encoded point length */ |
2622 | i = *p; | 2423 | i = *p; |
2424 | |||
2623 | p += 1; | 2425 | p += 1; |
2624 | if (n != 1 + i) | 2426 | if (n != 1 + i) { |
2625 | { | ||
2626 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2427 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2627 | ERR_R_EC_LIB); | 2428 | ERR_R_EC_LIB); |
2628 | goto err; | 2429 | goto err; |
2629 | } | 2430 | } |
2630 | if (EC_POINT_oct2point(group, | 2431 | if (EC_POINT_oct2point(group, |
2631 | clnt_ecpoint, p, i, bn_ctx) == 0) | 2432 | clnt_ecpoint, p, i, bn_ctx) == 0) { |
2632 | { | ||
2633 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2433 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2634 | ERR_R_EC_LIB); | 2434 | ERR_R_EC_LIB); |
2635 | goto err; | 2435 | goto err; |
2636 | } | 2436 | } |
2637 | /* p is pointing to somewhere in the buffer | 2437 | /* p is pointing to somewhere in the buffer |
2638 | * currently, so set it to the start | 2438 | * currently, so set it to the start |
2639 | */ | 2439 | */ |
2640 | p=(unsigned char *)s->init_buf->data; | 2440 | p = (unsigned char *)s->init_buf->data; |
2641 | } | 2441 | } |
2642 | 2442 | ||
2643 | /* Compute the shared pre-master secret */ | 2443 | /* Compute the shared pre-master secret */ |
2644 | field_size = EC_GROUP_get_degree(group); | 2444 | field_size = EC_GROUP_get_degree(group); |
2645 | if (field_size <= 0) | 2445 | if (field_size <= 0) { |
2646 | { | 2446 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2647 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2447 | ERR_R_ECDH_LIB); |
2648 | ERR_R_ECDH_LIB); | ||
2649 | goto err; | 2448 | goto err; |
2650 | } | 2449 | } |
2651 | i = ECDH_compute_key(p, (field_size+7)/8, clnt_ecpoint, srvr_ecdh, NULL); | 2450 | i = ECDH_compute_key(p, (field_size + 7)/8, clnt_ecpoint, srvr_ecdh, NULL); |
2652 | if (i <= 0) | 2451 | if (i <= 0) { |
2653 | { | ||
2654 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2452 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2655 | ERR_R_ECDH_LIB); | 2453 | ERR_R_ECDH_LIB); |
2656 | goto err; | 2454 | goto err; |
2657 | } | 2455 | } |
2658 | 2456 | ||
2659 | EVP_PKEY_free(clnt_pub_pkey); | 2457 | EVP_PKEY_free(clnt_pub_pkey); |
2660 | EC_POINT_free(clnt_ecpoint); | 2458 | EC_POINT_free(clnt_ecpoint); |
2661 | EC_KEY_free(srvr_ecdh); | 2459 | EC_KEY_free(srvr_ecdh); |
2662 | BN_CTX_free(bn_ctx); | 2460 | BN_CTX_free(bn_ctx); |
2663 | EC_KEY_free(s->s3->tmp.ecdh); | 2461 | EC_KEY_free(s->s3->tmp.ecdh); |
2664 | s->s3->tmp.ecdh = NULL; | 2462 | s->s3->tmp.ecdh = NULL; |
2463 | |||
2665 | 2464 | ||
2666 | /* Compute the master secret */ | 2465 | /* Compute the master secret */ |
2667 | s->session->master_key_length = s->method->ssl3_enc-> \ | 2466 | s->session->master_key_length = s->method->ssl3_enc-> \ |
2668 | generate_master_secret(s, s->session->master_key, p, i); | 2467 | generate_master_secret(s, s->session->master_key, p, i); |
2669 | 2468 | ||
2670 | OPENSSL_cleanse(p, i); | 2469 | OPENSSL_cleanse(p, i); |
2671 | return (ret); | 2470 | return (ret); |
2672 | } | 2471 | } else |
2673 | else | ||
2674 | #endif | 2472 | #endif |
2675 | #ifndef OPENSSL_NO_PSK | 2473 | #ifndef OPENSSL_NO_PSK |
2676 | if (alg_k & SSL_kPSK) | 2474 | if (alg_k & SSL_kPSK) { |
2677 | { | 2475 | unsigned char *t = NULL; |
2678 | unsigned char *t = NULL; | 2476 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2 + 4]; |
2679 | unsigned char psk_or_pre_ms[PSK_MAX_PSK_LEN*2+4]; | 2477 | unsigned int pre_ms_len = 0, psk_len = 0; |
2680 | unsigned int pre_ms_len = 0, psk_len = 0; | 2478 | int psk_err = 1; |
2681 | int psk_err = 1; | 2479 | char tmp_id[PSK_MAX_IDENTITY_LEN + 1]; |
2682 | char tmp_id[PSK_MAX_IDENTITY_LEN+1]; | ||
2683 | 2480 | ||
2684 | al=SSL_AD_HANDSHAKE_FAILURE; | 2481 | al = SSL_AD_HANDSHAKE_FAILURE; |
2685 | |||
2686 | n2s(p,i); | ||
2687 | if (n != i+2) | ||
2688 | { | ||
2689 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2690 | SSL_R_LENGTH_MISMATCH); | ||
2691 | goto psk_err; | ||
2692 | } | ||
2693 | if (i > PSK_MAX_IDENTITY_LEN) | ||
2694 | { | ||
2695 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2696 | SSL_R_DATA_LENGTH_TOO_LONG); | ||
2697 | goto psk_err; | ||
2698 | } | ||
2699 | if (s->psk_server_callback == NULL) | ||
2700 | { | ||
2701 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2702 | SSL_R_PSK_NO_SERVER_CB); | ||
2703 | goto psk_err; | ||
2704 | } | ||
2705 | 2482 | ||
2706 | /* Create guaranteed NULL-terminated identity | 2483 | n2s(p, i); |
2707 | * string for the callback */ | 2484 | if (n != i + 2) { |
2708 | memcpy(tmp_id, p, i); | 2485 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2709 | memset(tmp_id+i, 0, PSK_MAX_IDENTITY_LEN+1-i); | 2486 | SSL_R_LENGTH_MISMATCH); |
2710 | psk_len = s->psk_server_callback(s, tmp_id, | 2487 | goto psk_err; |
2711 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2488 | } |
2712 | OPENSSL_cleanse(tmp_id, PSK_MAX_IDENTITY_LEN+1); | 2489 | if (i > PSK_MAX_IDENTITY_LEN) { |
2490 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2491 | SSL_R_DATA_LENGTH_TOO_LONG); | ||
2492 | goto psk_err; | ||
2493 | } | ||
2494 | if (s->psk_server_callback == NULL) { | ||
2495 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2496 | SSL_R_PSK_NO_SERVER_CB); | ||
2497 | goto psk_err; | ||
2498 | } | ||
2713 | 2499 | ||
2714 | if (psk_len > PSK_MAX_PSK_LEN) | 2500 | /* Create guaranteed NULL-terminated identity |
2715 | { | 2501 | * string for the callback */ |
2716 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2502 | memcpy(tmp_id, p, i); |
2717 | ERR_R_INTERNAL_ERROR); | 2503 | memset(tmp_id + i, 0, PSK_MAX_IDENTITY_LEN + 1 - i); |
2718 | goto psk_err; | 2504 | psk_len = s->psk_server_callback(s, tmp_id, |
2719 | } | 2505 | psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2720 | else if (psk_len == 0) | 2506 | OPENSSL_cleanse(tmp_id, PSK_MAX_IDENTITY_LEN + 1); |
2721 | { | ||
2722 | /* PSK related to the given identity not found */ | ||
2723 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2724 | SSL_R_PSK_IDENTITY_NOT_FOUND); | ||
2725 | al=SSL_AD_UNKNOWN_PSK_IDENTITY; | ||
2726 | goto psk_err; | ||
2727 | } | ||
2728 | 2507 | ||
2729 | /* create PSK pre_master_secret */ | 2508 | if (psk_len > PSK_MAX_PSK_LEN) { |
2730 | pre_ms_len=2+psk_len+2+psk_len; | 2509 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2731 | t = psk_or_pre_ms; | 2510 | ERR_R_INTERNAL_ERROR); |
2732 | memmove(psk_or_pre_ms+psk_len+4, psk_or_pre_ms, psk_len); | 2511 | goto psk_err; |
2733 | s2n(psk_len, t); | 2512 | } else if (psk_len == 0) { |
2734 | memset(t, 0, psk_len); | 2513 | /* PSK related to the given identity not found */ |
2735 | t+=psk_len; | 2514 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2736 | s2n(psk_len, t); | 2515 | SSL_R_PSK_IDENTITY_NOT_FOUND); |
2737 | 2516 | al = SSL_AD_UNKNOWN_PSK_IDENTITY; | |
2738 | if (s->session->psk_identity != NULL) | 2517 | goto psk_err; |
2739 | OPENSSL_free(s->session->psk_identity); | 2518 | } |
2740 | s->session->psk_identity = BUF_strdup((char *)p); | 2519 | |
2741 | if (s->session->psk_identity == NULL) | 2520 | /* create PSK pre_master_secret */ |
2742 | { | 2521 | pre_ms_len = 2 + psk_len + 2 + psk_len; |
2743 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2522 | t = psk_or_pre_ms; |
2744 | ERR_R_MALLOC_FAILURE); | 2523 | memmove(psk_or_pre_ms + psk_len + 4, psk_or_pre_ms, psk_len); |
2745 | goto psk_err; | 2524 | s2n(psk_len, t); |
2746 | } | 2525 | memset(t, 0, psk_len); |
2526 | t += psk_len; | ||
2527 | s2n(psk_len, t); | ||
2528 | |||
2529 | if (s->session->psk_identity != NULL) | ||
2530 | OPENSSL_free(s->session->psk_identity); | ||
2531 | s->session->psk_identity = BUF_strdup((char *)p); | ||
2532 | if (s->session->psk_identity == NULL) { | ||
2533 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2534 | ERR_R_MALLOC_FAILURE); | ||
2535 | goto psk_err; | ||
2536 | } | ||
2747 | 2537 | ||
2748 | if (s->session->psk_identity_hint != NULL) | 2538 | if (s->session->psk_identity_hint != NULL) |
2749 | OPENSSL_free(s->session->psk_identity_hint); | 2539 | OPENSSL_free(s->session->psk_identity_hint); |
2750 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); | 2540 | s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint); |
2751 | if (s->ctx->psk_identity_hint != NULL && | 2541 | if (s->ctx->psk_identity_hint != NULL && |
2752 | s->session->psk_identity_hint == NULL) | 2542 | s->session->psk_identity_hint == NULL) { |
2753 | { | 2543 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2754 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2544 | ERR_R_MALLOC_FAILURE); |
2755 | ERR_R_MALLOC_FAILURE); | 2545 | goto psk_err; |
2756 | goto psk_err; | 2546 | } |
2757 | } | ||
2758 | 2547 | ||
2759 | s->session->master_key_length= | 2548 | s->session->master_key_length = |
2760 | s->method->ssl3_enc->generate_master_secret(s, | 2549 | s->method->ssl3_enc->generate_master_secret( |
2761 | s->session->master_key, psk_or_pre_ms, pre_ms_len); | 2550 | s, s->session->master_key, psk_or_pre_ms, pre_ms_len); |
2762 | psk_err = 0; | 2551 | psk_err = 0; |
2763 | psk_err: | 2552 | psk_err: |
2764 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); | 2553 | OPENSSL_cleanse(psk_or_pre_ms, sizeof(psk_or_pre_ms)); |
2765 | if (psk_err != 0) | 2554 | if (psk_err != 0) |
2766 | goto f_err; | 2555 | goto f_err; |
2767 | } | 2556 | } else |
2768 | else | ||
2769 | #endif | 2557 | #endif |
2770 | #ifndef OPENSSL_NO_SRP | 2558 | #ifndef OPENSSL_NO_SRP |
2771 | if (alg_k & SSL_kSRP) | 2559 | if (alg_k & SSL_kSRP) { |
2772 | { | 2560 | int param_len; |
2773 | int param_len; | ||
2774 | |||
2775 | n2s(p,i); | ||
2776 | param_len=i+2; | ||
2777 | if (param_len > n) | ||
2778 | { | ||
2779 | al=SSL_AD_DECODE_ERROR; | ||
2780 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_SRP_A_LENGTH); | ||
2781 | goto f_err; | ||
2782 | } | ||
2783 | if (!(s->srp_ctx.A=BN_bin2bn(p,i,NULL))) | ||
2784 | { | ||
2785 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_BN_LIB); | ||
2786 | goto err; | ||
2787 | } | ||
2788 | if (s->session->srp_username != NULL) | ||
2789 | OPENSSL_free(s->session->srp_username); | ||
2790 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | ||
2791 | if (s->session->srp_username == NULL) | ||
2792 | { | ||
2793 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2794 | ERR_R_MALLOC_FAILURE); | ||
2795 | goto err; | ||
2796 | } | ||
2797 | 2561 | ||
2798 | if ((s->session->master_key_length = SRP_generate_server_master_secret(s,s->session->master_key))<0) | 2562 | n2s(p, i); |
2799 | { | 2563 | param_len = i + 2; |
2800 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR); | 2564 | if (param_len > n) { |
2801 | goto err; | 2565 | al = SSL_AD_DECODE_ERROR; |
2802 | } | 2566 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_BAD_SRP_A_LENGTH); |
2567 | goto f_err; | ||
2568 | } | ||
2569 | if (!(s->srp_ctx.A = BN_bin2bn(p, i, NULL))) { | ||
2570 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_BN_LIB); | ||
2571 | goto err; | ||
2572 | } | ||
2573 | if (s->session->srp_username != NULL) | ||
2574 | OPENSSL_free(s->session->srp_username); | ||
2575 | s->session->srp_username = BUF_strdup(s->srp_ctx.login); | ||
2576 | if (s->session->srp_username == NULL) { | ||
2577 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | ||
2578 | ERR_R_MALLOC_FAILURE); | ||
2579 | goto err; | ||
2580 | } | ||
2803 | 2581 | ||
2804 | p+=i; | 2582 | if ((s->session->master_key_length = SRP_generate_server_master_secret(s, s->session->master_key)) < 0) { |
2805 | } | 2583 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); |
2806 | else | 2584 | goto err; |
2585 | } | ||
2586 | |||
2587 | p += i; | ||
2588 | } else | ||
2807 | #endif /* OPENSSL_NO_SRP */ | 2589 | #endif /* OPENSSL_NO_SRP */ |
2808 | if (alg_k & SSL_kGOST) | 2590 | if (alg_k & SSL_kGOST) { |
2809 | { | 2591 | int ret = 0; |
2810 | int ret = 0; | 2592 | EVP_PKEY_CTX *pkey_ctx; |
2811 | EVP_PKEY_CTX *pkey_ctx; | 2593 | EVP_PKEY *client_pub_pkey = NULL, *pk = NULL; |
2812 | EVP_PKEY *client_pub_pkey = NULL, *pk = NULL; | 2594 | unsigned char premaster_secret[32], *start; |
2813 | unsigned char premaster_secret[32], *start; | 2595 | size_t outlen = 32, inlen; |
2814 | size_t outlen=32, inlen; | 2596 | unsigned long alg_a; |
2815 | unsigned long alg_a; | 2597 | |
2816 | 2598 | /* Get our certificate private key*/ | |
2817 | /* Get our certificate private key*/ | 2599 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; |
2818 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; | 2600 | if (alg_a & SSL_aGOST94) |
2819 | if (alg_a & SSL_aGOST94) | 2601 | pk = s->cert->pkeys[SSL_PKEY_GOST94].privatekey; |
2820 | pk = s->cert->pkeys[SSL_PKEY_GOST94].privatekey; | 2602 | else if (alg_a & SSL_aGOST01) |
2821 | else if (alg_a & SSL_aGOST01) | 2603 | pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey; |
2822 | pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey; | 2604 | |
2823 | 2605 | pkey_ctx = EVP_PKEY_CTX_new(pk, NULL); | |
2824 | pkey_ctx = EVP_PKEY_CTX_new(pk,NULL); | 2606 | EVP_PKEY_decrypt_init(pkey_ctx); |
2825 | EVP_PKEY_decrypt_init(pkey_ctx); | ||
2826 | /* If client certificate is present and is of the same type, maybe | 2607 | /* If client certificate is present and is of the same type, maybe |
2827 | * use it for key exchange. Don't mind errors from | 2608 | * use it for key exchange. Don't mind errors from |
2828 | * EVP_PKEY_derive_set_peer, because it is completely valid to use | 2609 | * EVP_PKEY_derive_set_peer, because it is completely valid to use |
2829 | * a client certificate for authorization only. */ | 2610 | * a client certificate for authorization only. */ |
2830 | client_pub_pkey = X509_get_pubkey(s->session->peer); | 2611 | client_pub_pkey = X509_get_pubkey(s->session->peer); |
2831 | if (client_pub_pkey) | 2612 | if (client_pub_pkey) { |
2832 | { | 2613 | if (EVP_PKEY_derive_set_peer(pkey_ctx, client_pub_pkey) <= 0) |
2833 | if (EVP_PKEY_derive_set_peer(pkey_ctx, client_pub_pkey) <= 0) | 2614 | ERR_clear_error(); |
2834 | ERR_clear_error(); | 2615 | } |
2835 | } | 2616 | /* Decrypt session key */ |
2836 | /* Decrypt session key */ | 2617 | if ((*p != ( V_ASN1_SEQUENCE| V_ASN1_CONSTRUCTED))) { |
2837 | if ((*p!=( V_ASN1_SEQUENCE| V_ASN1_CONSTRUCTED))) | 2618 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2838 | { | 2619 | goto gerr; |
2839 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2620 | } |
2840 | goto gerr; | 2621 | if (p[1] == 0x81) { |
2841 | } | 2622 | start = p + 3; |
2842 | if (p[1] == 0x81) | 2623 | inlen = p[2]; |
2843 | { | 2624 | } else if (p[1] < 0x80) { |
2844 | start = p+3; | 2625 | start = p + 2; |
2845 | inlen = p[2]; | 2626 | inlen = p[1]; |
2846 | } | 2627 | } else { |
2847 | else if (p[1] < 0x80) | 2628 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2848 | { | 2629 | goto gerr; |
2849 | start = p+2; | 2630 | } |
2850 | inlen = p[1]; | 2631 | if (EVP_PKEY_decrypt(pkey_ctx, premaster_secret, &outlen, start, inlen) <=0) |
2851 | } | 2632 | |
2852 | else | 2633 | { |
2853 | { | 2634 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, SSL_R_DECRYPTION_FAILED); |
2854 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2635 | goto gerr; |
2855 | goto gerr; | 2636 | } |
2856 | } | 2637 | /* Generate master secret */ |
2857 | if (EVP_PKEY_decrypt(pkey_ctx,premaster_secret,&outlen,start,inlen) <=0) | 2638 | s->session->master_key_length = |
2858 | 2639 | s->method->ssl3_enc->generate_master_secret( | |
2859 | { | 2640 | s, s->session->master_key, premaster_secret, 32); |
2860 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED); | 2641 | /* Check if pubkey from client certificate was used */ |
2861 | goto gerr; | 2642 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) |
2862 | } | 2643 | ret = 2; |
2863 | /* Generate master secret */ | 2644 | else |
2864 | s->session->master_key_length= | 2645 | ret = 1; |
2865 | s->method->ssl3_enc->generate_master_secret(s, | ||
2866 | s->session->master_key,premaster_secret,32); | ||
2867 | /* Check if pubkey from client certificate was used */ | ||
2868 | if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, -1, EVP_PKEY_CTRL_PEER_KEY, 2, NULL) > 0) | ||
2869 | ret = 2; | ||
2870 | else | ||
2871 | ret = 1; | ||
2872 | gerr: | 2646 | gerr: |
2873 | EVP_PKEY_free(client_pub_pkey); | 2647 | EVP_PKEY_free(client_pub_pkey); |
2874 | EVP_PKEY_CTX_free(pkey_ctx); | 2648 | EVP_PKEY_CTX_free(pkey_ctx); |
2875 | if (ret) | 2649 | if (ret) |
2876 | return ret; | 2650 | return ret; |
2877 | else | ||
2878 | goto err; | ||
2879 | } | ||
2880 | else | 2651 | else |
2881 | { | 2652 | goto err; |
2882 | al=SSL_AD_HANDSHAKE_FAILURE; | 2653 | } else { |
2654 | al = SSL_AD_HANDSHAKE_FAILURE; | ||
2883 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, | 2655 | SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, |
2884 | SSL_R_UNKNOWN_CIPHER_TYPE); | 2656 | SSL_R_UNKNOWN_CIPHER_TYPE); |
2885 | goto f_err; | 2657 | goto f_err; |
2886 | } | 2658 | } |
2887 | 2659 | ||
2888 | return(1); | 2660 | return (1); |
2889 | f_err: | 2661 | f_err: |
2890 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2662 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
2891 | #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_ECDH) || defined(OPENSSL_NO_SRP) | 2663 | #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_ECDH) || defined(OPENSSL_NO_SRP) |
2892 | err: | 2664 | err: |
2893 | #endif | 2665 | #endif |
2894 | #ifndef OPENSSL_NO_ECDH | 2666 | #ifndef OPENSSL_NO_ECDH |
2895 | EVP_PKEY_free(clnt_pub_pkey); | 2667 | EVP_PKEY_free(clnt_pub_pkey); |
2896 | EC_POINT_free(clnt_ecpoint); | 2668 | EC_POINT_free(clnt_ecpoint); |
2897 | if (srvr_ecdh != NULL) | 2669 | if (srvr_ecdh != NULL) |
2898 | EC_KEY_free(srvr_ecdh); | 2670 | EC_KEY_free(srvr_ecdh); |
2899 | BN_CTX_free(bn_ctx); | 2671 | BN_CTX_free(bn_ctx); |
2900 | #endif | 2672 | #endif |
2901 | return(-1); | 2673 | return (-1); |
2902 | } | 2674 | } |
2903 | 2675 | ||
2904 | int ssl3_get_cert_verify(SSL *s) | 2676 | int |
2905 | { | 2677 | ssl3_get_cert_verify(SSL *s) |
2906 | EVP_PKEY *pkey=NULL; | 2678 | { |
2679 | EVP_PKEY *pkey = NULL; | ||
2907 | unsigned char *p; | 2680 | unsigned char *p; |
2908 | int al,ok,ret=0; | 2681 | int al, ok, ret = 0; |
2909 | long n; | 2682 | long n; |
2910 | int type=0,i,j; | 2683 | int type = 0, i, j; |
2911 | X509 *peer; | 2684 | X509 *peer; |
2912 | const EVP_MD *md = NULL; | 2685 | const EVP_MD *md = NULL; |
2913 | EVP_MD_CTX mctx; | 2686 | EVP_MD_CTX mctx; |
2914 | EVP_MD_CTX_init(&mctx); | 2687 | EVP_MD_CTX_init(&mctx); |
2915 | 2688 | ||
2916 | n=s->method->ssl_get_message(s, | 2689 | n = s->method->ssl_get_message(s, SSL3_ST_SR_CERT_VRFY_A, |
2917 | SSL3_ST_SR_CERT_VRFY_A, | 2690 | SSL3_ST_SR_CERT_VRFY_B, -1, |
2918 | SSL3_ST_SR_CERT_VRFY_B, | 2691 | 516, /* Enough for 4096 bit RSA key with TLS v1.2 */ &ok); |
2919 | -1, | 2692 | if (!ok) |
2920 | 516, /* Enough for 4096 bit RSA key with TLS v1.2 */ | 2693 | return ((int)n); |
2921 | &ok); | 2694 | |
2922 | 2695 | if (s->session->peer != NULL) { | |
2923 | if (!ok) return((int)n); | 2696 | peer = s->session->peer; |
2924 | 2697 | pkey = X509_get_pubkey(peer); | |
2925 | if (s->session->peer != NULL) | 2698 | type = X509_certificate_type(peer, pkey); |
2926 | { | 2699 | } else { |
2927 | peer=s->session->peer; | 2700 | peer = NULL; |
2928 | pkey=X509_get_pubkey(peer); | 2701 | pkey = NULL; |
2929 | type=X509_certificate_type(peer,pkey); | 2702 | } |
2930 | } | ||
2931 | else | ||
2932 | { | ||
2933 | peer=NULL; | ||
2934 | pkey=NULL; | ||
2935 | } | ||
2936 | 2703 | ||
2937 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY) | 2704 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY) { |
2938 | { | 2705 | s->s3->tmp.reuse_message = 1; |
2939 | s->s3->tmp.reuse_message=1; | 2706 | if ((peer != NULL) && (type & EVP_PKT_SIGN)) { |
2940 | if ((peer != NULL) && (type & EVP_PKT_SIGN)) | 2707 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2941 | { | 2708 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_MISSING_VERIFY_MESSAGE); |
2942 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2943 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_MISSING_VERIFY_MESSAGE); | ||
2944 | goto f_err; | 2709 | goto f_err; |
2945 | } | ||
2946 | ret=1; | ||
2947 | goto end; | ||
2948 | } | 2710 | } |
2711 | ret = 1; | ||
2712 | goto end; | ||
2713 | } | ||
2949 | 2714 | ||
2950 | if (peer == NULL) | 2715 | if (peer == NULL) { |
2951 | { | 2716 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_NO_CLIENT_CERT_RECEIVED); |
2952 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_NO_CLIENT_CERT_RECEIVED); | 2717 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2953 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2954 | goto f_err; | 2718 | goto f_err; |
2955 | } | 2719 | } |
2956 | 2720 | ||
2957 | if (!(type & EVP_PKT_SIGN)) | 2721 | if (!(type & EVP_PKT_SIGN)) { |
2958 | { | 2722 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE); |
2959 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE); | 2723 | al = SSL_AD_ILLEGAL_PARAMETER; |
2960 | al=SSL_AD_ILLEGAL_PARAMETER; | ||
2961 | goto f_err; | 2724 | goto f_err; |
2962 | } | 2725 | } |
2963 | 2726 | ||
2964 | if (s->s3->change_cipher_spec) | 2727 | if (s->s3->change_cipher_spec) { |
2965 | { | 2728 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_CCS_RECEIVED_EARLY); |
2966 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_CCS_RECEIVED_EARLY); | 2729 | al = SSL_AD_UNEXPECTED_MESSAGE; |
2967 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
2968 | goto f_err; | 2730 | goto f_err; |
2969 | } | 2731 | } |
2970 | 2732 | ||
2971 | /* we now have a signature that we need to verify */ | 2733 | /* we now have a signature that we need to verify */ |
2972 | p=(unsigned char *)s->init_msg; | 2734 | p = (unsigned char *)s->init_msg; |
2973 | /* Check for broken implementations of GOST ciphersuites */ | 2735 | /* Check for broken implementations of GOST ciphersuites */ |
2974 | /* If key is GOST and n is exactly 64, it is bare | 2736 | /* If key is GOST and n is exactly 64, it is bare |
2975 | * signature without length field */ | 2737 | * signature without length field */ |
2976 | if (n==64 && (pkey->type==NID_id_GostR3410_94 || | 2738 | if (n == 64 && (pkey->type == NID_id_GostR3410_94 || |
2977 | pkey->type == NID_id_GostR3410_2001) ) | 2739 | pkey->type == NID_id_GostR3410_2001) ) { |
2978 | { | 2740 | i = 64; |
2979 | i=64; | 2741 | } else { |
2980 | } | 2742 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
2981 | else | ||
2982 | { | ||
2983 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | ||
2984 | { | ||
2985 | int sigalg = tls12_get_sigid(pkey); | 2743 | int sigalg = tls12_get_sigid(pkey); |
2986 | /* Should never happen */ | 2744 | /* Should never happen */ |
2987 | if (sigalg == -1) | 2745 | if (sigalg == -1) { |
2988 | { | 2746 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
2989 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,ERR_R_INTERNAL_ERROR); | 2747 | al = SSL_AD_INTERNAL_ERROR; |
2990 | al=SSL_AD_INTERNAL_ERROR; | ||
2991 | goto f_err; | 2748 | goto f_err; |
2992 | } | 2749 | } |
2993 | /* Check key type is consistent with signature */ | 2750 | /* Check key type is consistent with signature */ |
2994 | if (sigalg != (int)p[1]) | 2751 | if (sigalg != (int)p[1]) { |
2995 | { | 2752 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_WRONG_SIGNATURE_TYPE); |
2996 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_WRONG_SIGNATURE_TYPE); | 2753 | al = SSL_AD_DECODE_ERROR; |
2997 | al=SSL_AD_DECODE_ERROR; | ||
2998 | goto f_err; | 2754 | goto f_err; |
2999 | } | 2755 | } |
3000 | md = tls12_get_hash(p[0]); | 2756 | md = tls12_get_hash(p[0]); |
3001 | if (md == NULL) | 2757 | if (md == NULL) { |
3002 | { | 2758 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_UNKNOWN_DIGEST); |
3003 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_UNKNOWN_DIGEST); | 2759 | al = SSL_AD_DECODE_ERROR; |
3004 | al=SSL_AD_DECODE_ERROR; | ||
3005 | goto f_err; | 2760 | goto f_err; |
3006 | } | 2761 | } |
3007 | #ifdef SSL_DEBUG | 2762 | #ifdef SSL_DEBUG |
3008 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); | 2763 | fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); |
3009 | #endif | 2764 | #endif |
3010 | p += 2; | 2765 | p += 2; |
3011 | n -= 2; | 2766 | n -= 2; |
3012 | } | 2767 | } |
3013 | n2s(p,i); | 2768 | n2s(p, i); |
3014 | n-=2; | 2769 | n -= 2; |
3015 | if (i > n) | 2770 | if (i > n) { |
3016 | { | 2771 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_LENGTH_MISMATCH); |
3017 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_LENGTH_MISMATCH); | 2772 | al = SSL_AD_DECODE_ERROR; |
3018 | al=SSL_AD_DECODE_ERROR; | ||
3019 | goto f_err; | 2773 | goto f_err; |
3020 | } | ||
3021 | } | ||
3022 | j=EVP_PKEY_size(pkey); | ||
3023 | if ((i > j) || (n > j) || (n <= 0)) | ||
3024 | { | ||
3025 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_WRONG_SIGNATURE_SIZE); | ||
3026 | al=SSL_AD_DECODE_ERROR; | ||
3027 | goto f_err; | ||
3028 | } | 2774 | } |
2775 | } | ||
2776 | j = EVP_PKEY_size(pkey); | ||
2777 | if ((i > j) || (n > j) || (n <= 0)) { | ||
2778 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_WRONG_SIGNATURE_SIZE); | ||
2779 | al = SSL_AD_DECODE_ERROR; | ||
2780 | goto f_err; | ||
2781 | } | ||
3029 | 2782 | ||
3030 | if (TLS1_get_version(s) >= TLS1_2_VERSION) | 2783 | if (TLS1_get_version(s) >= TLS1_2_VERSION) { |
3031 | { | ||
3032 | long hdatalen = 0; | 2784 | long hdatalen = 0; |
3033 | void *hdata; | 2785 | void *hdata; |
3034 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata); | 2786 | hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata); |
3035 | if (hdatalen <= 0) | 2787 | if (hdatalen <= 0) { |
3036 | { | ||
3037 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); | 2788 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
3038 | al=SSL_AD_INTERNAL_ERROR; | 2789 | al = SSL_AD_INTERNAL_ERROR; |
3039 | goto f_err; | 2790 | goto f_err; |
3040 | } | 2791 | } |
3041 | #ifdef SSL_DEBUG | 2792 | #ifdef SSL_DEBUG |
3042 | fprintf(stderr, "Using TLS 1.2 with client verify alg %s\n", | 2793 | fprintf(stderr, "Using TLS 1.2 with client verify alg %s\n", |
3043 | EVP_MD_name(md)); | 2794 | EVP_MD_name(md)); |
3044 | #endif | 2795 | #endif |
3045 | if (!EVP_VerifyInit_ex(&mctx, md, NULL) | 2796 | if (!EVP_VerifyInit_ex(&mctx, md, NULL) || |
3046 | || !EVP_VerifyUpdate(&mctx, hdata, hdatalen)) | 2797 | !EVP_VerifyUpdate(&mctx, hdata, hdatalen)) { |
3047 | { | ||
3048 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_EVP_LIB); | 2798 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_EVP_LIB); |
3049 | al=SSL_AD_INTERNAL_ERROR; | 2799 | al = SSL_AD_INTERNAL_ERROR; |
3050 | goto f_err; | 2800 | goto f_err; |
3051 | } | 2801 | } |
3052 | 2802 | ||
3053 | if (EVP_VerifyFinal(&mctx, p , i, pkey) <= 0) | 2803 | if (EVP_VerifyFinal(&mctx, p , i, pkey) <= 0) { |
3054 | { | 2804 | al = SSL_AD_DECRYPT_ERROR; |
3055 | al=SSL_AD_DECRYPT_ERROR; | 2805 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_SIGNATURE); |
3056 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_SIGNATURE); | ||
3057 | goto f_err; | 2806 | goto f_err; |
3058 | } | ||
3059 | } | 2807 | } |
3060 | else | 2808 | } else |
3061 | #ifndef OPENSSL_NO_RSA | 2809 | #ifndef OPENSSL_NO_RSA |
3062 | if (pkey->type == EVP_PKEY_RSA) | 2810 | if (pkey->type == EVP_PKEY_RSA) { |
3063 | { | 2811 | i = RSA_verify(NID_md5_sha1, s->s3->tmp.cert_verify_md, |
3064 | i=RSA_verify(NID_md5_sha1, s->s3->tmp.cert_verify_md, | 2812 | MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH, p, i, |
3065 | MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, p, i, | 2813 | pkey->pkey.rsa); |
3066 | pkey->pkey.rsa); | 2814 | if (i < 0) { |
3067 | if (i < 0) | 2815 | al = SSL_AD_DECRYPT_ERROR; |
3068 | { | 2816 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_RSA_DECRYPT); |
3069 | al=SSL_AD_DECRYPT_ERROR; | ||
3070 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_DECRYPT); | ||
3071 | goto f_err; | 2817 | goto f_err; |
3072 | } | 2818 | } |
3073 | if (i == 0) | 2819 | if (i == 0) { |
3074 | { | 2820 | al = SSL_AD_DECRYPT_ERROR; |
3075 | al=SSL_AD_DECRYPT_ERROR; | 2821 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_RSA_SIGNATURE); |
3076 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_SIGNATURE); | ||
3077 | goto f_err; | 2822 | goto f_err; |
3078 | } | ||
3079 | } | 2823 | } |
3080 | else | 2824 | } else |
3081 | #endif | 2825 | #endif |
3082 | #ifndef OPENSSL_NO_DSA | 2826 | #ifndef OPENSSL_NO_DSA |
3083 | if (pkey->type == EVP_PKEY_DSA) | 2827 | if (pkey->type == EVP_PKEY_DSA) { |
3084 | { | 2828 | j = DSA_verify(pkey->save_type, |
3085 | j=DSA_verify(pkey->save_type, | 2829 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), |
3086 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), | 2830 | SHA_DIGEST_LENGTH, p, i, pkey->pkey.dsa); |
3087 | SHA_DIGEST_LENGTH,p,i,pkey->pkey.dsa); | 2831 | if (j <= 0) { |
3088 | if (j <= 0) | ||
3089 | { | ||
3090 | /* bad signature */ | 2832 | /* bad signature */ |
3091 | al=SSL_AD_DECRYPT_ERROR; | 2833 | al = SSL_AD_DECRYPT_ERROR; |
3092 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_DSA_SIGNATURE); | 2834 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_DSA_SIGNATURE); |
3093 | goto f_err; | 2835 | goto f_err; |
3094 | } | ||
3095 | } | 2836 | } |
3096 | else | 2837 | } else |
3097 | #endif | 2838 | #endif |
3098 | #ifndef OPENSSL_NO_ECDSA | 2839 | #ifndef OPENSSL_NO_ECDSA |
3099 | if (pkey->type == EVP_PKEY_EC) | 2840 | if (pkey->type == EVP_PKEY_EC) { |
3100 | { | 2841 | j = ECDSA_verify(pkey->save_type, |
3101 | j=ECDSA_verify(pkey->save_type, | 2842 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), |
3102 | &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), | 2843 | SHA_DIGEST_LENGTH, p, i, pkey->pkey.ec); |
3103 | SHA_DIGEST_LENGTH,p,i,pkey->pkey.ec); | 2844 | if (j <= 0) { |
3104 | if (j <= 0) | ||
3105 | { | ||
3106 | /* bad signature */ | 2845 | /* bad signature */ |
3107 | al=SSL_AD_DECRYPT_ERROR; | 2846 | al = SSL_AD_DECRYPT_ERROR; |
3108 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, | 2847 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, |
3109 | SSL_R_BAD_ECDSA_SIGNATURE); | 2848 | SSL_R_BAD_ECDSA_SIGNATURE); |
3110 | goto f_err; | 2849 | goto f_err; |
3111 | } | ||
3112 | } | 2850 | } |
3113 | else | 2851 | } else |
3114 | #endif | 2852 | #endif |
3115 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) | 2853 | if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) { |
3116 | { unsigned char signature[64]; | 2854 | unsigned char signature[64]; |
3117 | int idx; | 2855 | int idx; |
3118 | EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new(pkey,NULL); | 2856 | EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new(pkey, NULL); |
3119 | EVP_PKEY_verify_init(pctx); | 2857 | EVP_PKEY_verify_init(pctx); |
3120 | if (i!=64) { | 2858 | if (i != 64) { |
3121 | fprintf(stderr,"GOST signature length is %d",i); | 2859 | fprintf(stderr, "GOST signature length is %d", i); |
3122 | } | 2860 | } |
3123 | for (idx=0;idx<64;idx++) { | 2861 | for (idx = 0; idx < 64; idx++) { |
3124 | signature[63-idx]=p[idx]; | 2862 | signature[63 - idx] = p[idx]; |
3125 | } | 2863 | } |
3126 | j=EVP_PKEY_verify(pctx,signature,64,s->s3->tmp.cert_verify_md,32); | 2864 | j = EVP_PKEY_verify(pctx, signature, 64, s->s3->tmp.cert_verify_md, 32); |
3127 | EVP_PKEY_CTX_free(pctx); | 2865 | EVP_PKEY_CTX_free(pctx); |
3128 | if (j<=0) | 2866 | if (j <= 0) { |
3129 | { | 2867 | al = SSL_AD_DECRYPT_ERROR; |
3130 | al=SSL_AD_DECRYPT_ERROR; | 2868 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, |
3131 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, | 2869 | SSL_R_BAD_ECDSA_SIGNATURE); |
3132 | SSL_R_BAD_ECDSA_SIGNATURE); | 2870 | goto f_err; |
3133 | goto f_err; | ||
3134 | } | ||
3135 | } | 2871 | } |
3136 | else | 2872 | } else { |
3137 | { | 2873 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); |
3138 | SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,ERR_R_INTERNAL_ERROR); | 2874 | al = SSL_AD_UNSUPPORTED_CERTIFICATE; |
3139 | al=SSL_AD_UNSUPPORTED_CERTIFICATE; | ||
3140 | goto f_err; | 2875 | goto f_err; |
3141 | } | 2876 | } |
3142 | 2877 | ||
3143 | 2878 | ||
3144 | ret=1; | 2879 | ret = 1; |
3145 | if (0) | 2880 | if (0) { |
3146 | { | ||
3147 | f_err: | 2881 | f_err: |
3148 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 2882 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
3149 | } | 2883 | } |
3150 | end: | 2884 | end: |
3151 | if (s->s3->handshake_buffer) | 2885 | if (s->s3->handshake_buffer) { |
3152 | { | ||
3153 | BIO_free(s->s3->handshake_buffer); | 2886 | BIO_free(s->s3->handshake_buffer); |
3154 | s->s3->handshake_buffer = NULL; | 2887 | s->s3->handshake_buffer = NULL; |
3155 | s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE; | 2888 | s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE; |
3156 | } | 2889 | } |
3157 | EVP_MD_CTX_cleanup(&mctx); | 2890 | EVP_MD_CTX_cleanup(&mctx); |
3158 | EVP_PKEY_free(pkey); | 2891 | EVP_PKEY_free(pkey); |
3159 | return(ret); | 2892 | return (ret); |
3160 | } | 2893 | } |
3161 | 2894 | ||
3162 | int ssl3_get_client_certificate(SSL *s) | 2895 | int |
3163 | { | 2896 | ssl3_get_client_certificate(SSL *s) |
3164 | int i,ok,al,ret= -1; | 2897 | { |
3165 | X509 *x=NULL; | 2898 | int i, ok, al, ret = -1; |
3166 | unsigned long l,nc,llen,n; | 2899 | X509 *x = NULL; |
3167 | const unsigned char *p,*q; | 2900 | unsigned long l, nc, llen, n; |
2901 | const unsigned char *p, *q; | ||
3168 | unsigned char *d; | 2902 | unsigned char *d; |
3169 | STACK_OF(X509) *sk=NULL; | 2903 | STACK_OF(X509) *sk = NULL; |
3170 | 2904 | ||
3171 | n=s->method->ssl_get_message(s, | 2905 | n = s->method->ssl_get_message(s, |
3172 | SSL3_ST_SR_CERT_A, | 2906 | SSL3_ST_SR_CERT_A, |
3173 | SSL3_ST_SR_CERT_B, | 2907 | SSL3_ST_SR_CERT_B, |
3174 | -1, | 2908 | -1, |
3175 | s->max_cert_list, | 2909 | s->max_cert_list, |
3176 | &ok); | 2910 | &ok); |
3177 | 2911 | ||
3178 | if (!ok) return((int)n); | 2912 | if (!ok) |
2913 | return ((int)n); | ||
3179 | 2914 | ||
3180 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_KEY_EXCHANGE) | 2915 | if (s->s3->tmp.message_type == SSL3_MT_CLIENT_KEY_EXCHANGE) { |
3181 | { | 2916 | if ((s->verify_mode & SSL_VERIFY_PEER) && |
3182 | if ( (s->verify_mode & SSL_VERIFY_PEER) && | 2917 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { |
3183 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) | 2918 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); |
3184 | { | 2919 | al = SSL_AD_HANDSHAKE_FAILURE; |
3185 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); | ||
3186 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
3187 | goto f_err; | 2920 | goto f_err; |
3188 | } | 2921 | } |
3189 | /* If tls asked for a client cert, the client must return a 0 list */ | 2922 | /* If tls asked for a client cert, the client must return a 0 list */ |
3190 | if ((s->version > SSL3_VERSION) && s->s3->tmp.cert_request) | 2923 | if ((s->version > SSL3_VERSION) && s->s3->tmp.cert_request) { |
3191 | { | 2924 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST); |
3192 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST); | 2925 | al = SSL_AD_UNEXPECTED_MESSAGE; |
3193 | al=SSL_AD_UNEXPECTED_MESSAGE; | ||
3194 | goto f_err; | 2926 | goto f_err; |
3195 | } | ||
3196 | s->s3->tmp.reuse_message=1; | ||
3197 | return(1); | ||
3198 | } | 2927 | } |
2928 | s->s3->tmp.reuse_message = 1; | ||
2929 | return (1); | ||
2930 | } | ||
3199 | 2931 | ||
3200 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) | 2932 | if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) { |
3201 | { | 2933 | al = SSL_AD_UNEXPECTED_MESSAGE; |
3202 | al=SSL_AD_UNEXPECTED_MESSAGE; | 2934 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_WRONG_MESSAGE_TYPE); |
3203 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_WRONG_MESSAGE_TYPE); | ||
3204 | goto f_err; | 2935 | goto f_err; |
3205 | } | 2936 | } |
3206 | p=d=(unsigned char *)s->init_msg; | 2937 | p = d = (unsigned char *)s->init_msg; |
3207 | 2938 | ||
3208 | if ((sk=sk_X509_new_null()) == NULL) | 2939 | if ((sk = sk_X509_new_null()) == NULL) { |
3209 | { | 2940 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3210 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
3211 | goto err; | 2941 | goto err; |
3212 | } | 2942 | } |
3213 | 2943 | ||
3214 | n2l3(p,llen); | 2944 | n2l3(p, llen); |
3215 | if (llen+3 != n) | 2945 | if (llen + 3 != n) { |
3216 | { | 2946 | al = SSL_AD_DECODE_ERROR; |
3217 | al=SSL_AD_DECODE_ERROR; | 2947 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_LENGTH_MISMATCH); |
3218 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_LENGTH_MISMATCH); | ||
3219 | goto f_err; | 2948 | goto f_err; |
3220 | } | 2949 | } |
3221 | for (nc=0; nc<llen; ) | 2950 | for (nc = 0; nc < llen;) { |
3222 | { | 2951 | n2l3(p, l); |
3223 | n2l3(p,l); | 2952 | if ((l + nc + 3) > llen) { |
3224 | if ((l+nc+3) > llen) | 2953 | al = SSL_AD_DECODE_ERROR; |
3225 | { | 2954 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
3226 | al=SSL_AD_DECODE_ERROR; | ||
3227 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
3228 | goto f_err; | 2955 | goto f_err; |
3229 | } | 2956 | } |
3230 | 2957 | ||
3231 | q=p; | 2958 | q = p; |
3232 | x=d2i_X509(NULL,&p,l); | 2959 | x = d2i_X509(NULL, &p, l); |
3233 | if (x == NULL) | 2960 | if (x == NULL) { |
3234 | { | 2961 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_ASN1_LIB); |
3235 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_ASN1_LIB); | ||
3236 | goto err; | 2962 | goto err; |
3237 | } | 2963 | } |
3238 | if (p != (q+l)) | 2964 | if (p != (q + l)) { |
3239 | { | 2965 | al = SSL_AD_DECODE_ERROR; |
3240 | al=SSL_AD_DECODE_ERROR; | 2966 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_CERT_LENGTH_MISMATCH); |
3241 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_CERT_LENGTH_MISMATCH); | ||
3242 | goto f_err; | 2967 | goto f_err; |
3243 | } | 2968 | } |
3244 | if (!sk_X509_push(sk,x)) | 2969 | if (!sk_X509_push(sk, x)) { |
3245 | { | 2970 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3246 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,ERR_R_MALLOC_FAILURE); | ||
3247 | goto err; | 2971 | goto err; |
3248 | } | ||
3249 | x=NULL; | ||
3250 | nc+=l+3; | ||
3251 | } | 2972 | } |
2973 | x = NULL; | ||
2974 | nc += l + 3; | ||
2975 | } | ||
3252 | 2976 | ||
3253 | if (sk_X509_num(sk) <= 0) | 2977 | if (sk_X509_num(sk) <= 0) { |
3254 | { | ||
3255 | /* TLS does not mind 0 certs returned */ | 2978 | /* TLS does not mind 0 certs returned */ |
3256 | if (s->version == SSL3_VERSION) | 2979 | if (s->version == SSL3_VERSION) { |
3257 | { | 2980 | al = SSL_AD_HANDSHAKE_FAILURE; |
3258 | al=SSL_AD_HANDSHAKE_FAILURE; | 2981 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_NO_CERTIFICATES_RETURNED); |
3259 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_NO_CERTIFICATES_RETURNED); | ||
3260 | goto f_err; | 2982 | goto f_err; |
3261 | } | 2983 | } |
3262 | /* Fail for TLS only if we required a certificate */ | 2984 | /* Fail for TLS only if we required a certificate */ |
3263 | else if ((s->verify_mode & SSL_VERIFY_PEER) && | 2985 | else if ((s->verify_mode & SSL_VERIFY_PEER) && |
3264 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) | 2986 | (s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { |
3265 | { | 2987 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); |
3266 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE); | 2988 | al = SSL_AD_HANDSHAKE_FAILURE; |
3267 | al=SSL_AD_HANDSHAKE_FAILURE; | ||
3268 | goto f_err; | 2989 | goto f_err; |
3269 | } | 2990 | } |
3270 | /* No client certificate so digest cached records */ | 2991 | /* No client certificate so digest cached records */ |
3271 | if (s->s3->handshake_buffer && !ssl3_digest_cached_records(s)) | 2992 | if (s->s3->handshake_buffer && !ssl3_digest_cached_records(s)) { |
3272 | { | 2993 | al = SSL_AD_INTERNAL_ERROR; |
3273 | al=SSL_AD_INTERNAL_ERROR; | ||
3274 | goto f_err; | 2994 | goto f_err; |
3275 | } | ||
3276 | } | 2995 | } |
3277 | else | 2996 | } else { |
3278 | { | 2997 | i = ssl_verify_cert_chain(s, sk); |
3279 | i=ssl_verify_cert_chain(s,sk); | 2998 | if (i <= 0) { |
3280 | if (i <= 0) | 2999 | al = ssl_verify_alarm_type(s->verify_result); |
3281 | { | 3000 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, SSL_R_NO_CERTIFICATE_RETURNED); |
3282 | al=ssl_verify_alarm_type(s->verify_result); | ||
3283 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_NO_CERTIFICATE_RETURNED); | ||
3284 | goto f_err; | 3001 | goto f_err; |
3285 | } | ||
3286 | } | 3002 | } |
3003 | } | ||
3287 | 3004 | ||
3288 | if (s->session->peer != NULL) /* This should not be needed */ | 3005 | if (s->session->peer != NULL) /* This should not be needed */ |
3289 | X509_free(s->session->peer); | 3006 | X509_free(s->session->peer); |
3290 | s->session->peer=sk_X509_shift(sk); | 3007 | s->session->peer = sk_X509_shift(sk); |
3291 | s->session->verify_result = s->verify_result; | 3008 | s->session->verify_result = s->verify_result; |
3292 | 3009 | ||
3293 | /* With the current implementation, sess_cert will always be NULL | 3010 | /* With the current implementation, sess_cert will always be NULL |
3294 | * when we arrive here. */ | 3011 | * when we arrive here. */ |
3295 | if (s->session->sess_cert == NULL) | 3012 | if (s->session->sess_cert == NULL) { |
3296 | { | ||
3297 | s->session->sess_cert = ssl_sess_cert_new(); | 3013 | s->session->sess_cert = ssl_sess_cert_new(); |
3298 | if (s->session->sess_cert == NULL) | 3014 | if (s->session->sess_cert == NULL) { |
3299 | { | ||
3300 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); | 3015 | SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE); |
3301 | goto err; | 3016 | goto err; |
3302 | } | ||
3303 | } | 3017 | } |
3018 | } | ||
3304 | if (s->session->sess_cert->cert_chain != NULL) | 3019 | if (s->session->sess_cert->cert_chain != NULL) |
3305 | sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free); | 3020 | sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free); |
3306 | s->session->sess_cert->cert_chain=sk; | 3021 | s->session->sess_cert->cert_chain = sk; |
3307 | /* Inconsistency alert: cert_chain does *not* include the | 3022 | /* Inconsistency alert: cert_chain does *not* include the |
3308 | * peer's own certificate, while we do include it in s3_clnt.c */ | 3023 | * peer's own certificate, while we do include it in s3_clnt.c */ |
3309 | 3024 | ||
3310 | sk=NULL; | 3025 | sk = NULL; |
3311 | 3026 | ||
3312 | ret=1; | 3027 | ret = 1; |
3313 | if (0) | 3028 | if (0) { |
3314 | { | ||
3315 | f_err: | 3029 | f_err: |
3316 | ssl3_send_alert(s,SSL3_AL_FATAL,al); | 3030 | ssl3_send_alert(s, SSL3_AL_FATAL, al); |
3317 | } | ||
3318 | err: | ||
3319 | if (x != NULL) X509_free(x); | ||
3320 | if (sk != NULL) sk_X509_pop_free(sk,X509_free); | ||
3321 | return(ret); | ||
3322 | } | 3031 | } |
3032 | err: | ||
3033 | if (x != NULL) | ||
3034 | X509_free(x); | ||
3035 | if (sk != NULL) | ||
3036 | sk_X509_pop_free(sk, X509_free); | ||
3037 | return (ret); | ||
3038 | } | ||
3323 | 3039 | ||
3324 | int ssl3_send_server_certificate(SSL *s) | 3040 | int |
3325 | { | 3041 | ssl3_send_server_certificate(SSL *s) |
3042 | { | ||
3326 | unsigned long l; | 3043 | unsigned long l; |
3327 | X509 *x; | 3044 | X509 *x; |
3328 | 3045 | ||
3329 | if (s->state == SSL3_ST_SW_CERT_A) | 3046 | if (s->state == SSL3_ST_SW_CERT_A) { |
3330 | { | 3047 | x = ssl_get_server_send_cert(s); |
3331 | x=ssl_get_server_send_cert(s); | 3048 | if (x == NULL) { |
3332 | if (x == NULL) | ||
3333 | { | ||
3334 | /* VRS: allow null cert if auth == KRB5 */ | 3049 | /* VRS: allow null cert if auth == KRB5 */ |
3335 | if ((s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5) || | 3050 | if ((s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5) || |
3336 | (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5)) | 3051 | (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5)) { |
3337 | { | 3052 | SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE, ERR_R_INTERNAL_ERROR); |
3338 | SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE,ERR_R_INTERNAL_ERROR); | 3053 | return (0); |
3339 | return(0); | ||
3340 | } | ||
3341 | } | 3054 | } |
3342 | |||
3343 | l=ssl3_output_cert_chain(s,x); | ||
3344 | s->state=SSL3_ST_SW_CERT_B; | ||
3345 | s->init_num=(int)l; | ||
3346 | s->init_off=0; | ||
3347 | } | 3055 | } |
3348 | 3056 | ||
3349 | /* SSL3_ST_SW_CERT_B */ | 3057 | l = ssl3_output_cert_chain(s, x); |
3350 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3058 | s->state = SSL3_ST_SW_CERT_B; |
3059 | s->init_num = (int)l; | ||
3060 | s->init_off = 0; | ||
3351 | } | 3061 | } |
3352 | 3062 | ||
3063 | /* SSL3_ST_SW_CERT_B */ | ||
3064 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); | ||
3065 | } | ||
3066 | |||
3353 | #ifndef OPENSSL_NO_TLSEXT | 3067 | #ifndef OPENSSL_NO_TLSEXT |
3354 | /* send a new session ticket (not necessarily for a new session) */ | 3068 | /* send a new session ticket (not necessarily for a new session) */ |
3355 | int ssl3_send_newsession_ticket(SSL *s) | 3069 | int |
3356 | { | 3070 | ssl3_send_newsession_ticket(SSL *s) |
3357 | if (s->state == SSL3_ST_SW_SESSION_TICKET_A) | 3071 | { |
3358 | { | 3072 | if (s->state == SSL3_ST_SW_SESSION_TICKET_A) { |
3359 | unsigned char *p, *senc, *macstart; | 3073 | unsigned char *p, *senc, *macstart; |
3360 | const unsigned char *const_p; | 3074 | const unsigned char *const_p; |
3361 | int len, slen_full, slen; | 3075 | int len, slen_full, slen; |
@@ -3383,19 +3097,18 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3383 | /* create a fresh copy (not shared with other threads) to clean up */ | 3097 | /* create a fresh copy (not shared with other threads) to clean up */ |
3384 | const_p = senc; | 3098 | const_p = senc; |
3385 | sess = d2i_SSL_SESSION(NULL, &const_p, slen_full); | 3099 | sess = d2i_SSL_SESSION(NULL, &const_p, slen_full); |
3386 | if (sess == NULL) | 3100 | if (sess == NULL) { |
3387 | { | ||
3388 | OPENSSL_free(senc); | 3101 | OPENSSL_free(senc); |
3389 | return -1; | 3102 | return -1; |
3390 | } | 3103 | } |
3391 | sess->session_id_length = 0; /* ID is irrelevant for the ticket */ | 3104 | sess->session_id_length = 0; /* ID is irrelevant for the ticket */ |
3392 | 3105 | ||
3393 | slen = i2d_SSL_SESSION(sess, NULL); | 3106 | slen = i2d_SSL_SESSION(sess, NULL); |
3394 | if (slen > slen_full) /* shouldn't ever happen */ | 3107 | if (slen > slen_full) /* shouldn't ever happen */ |
3395 | { | 3108 | { |
3396 | OPENSSL_free(senc); | 3109 | OPENSSL_free(senc); |
3397 | return -1; | 3110 | return -1; |
3398 | } | 3111 | } |
3399 | p = senc; | 3112 | p = senc; |
3400 | i2d_SSL_SESSION(sess, &p); | 3113 | i2d_SSL_SESSION(sess, &p); |
3401 | SSL_SESSION_free(sess); | 3114 | SSL_SESSION_free(sess); |
@@ -3409,12 +3122,12 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3409 | */ | 3122 | */ |
3410 | if (!BUF_MEM_grow(s->init_buf, | 3123 | if (!BUF_MEM_grow(s->init_buf, |
3411 | 26 + EVP_MAX_IV_LENGTH + EVP_MAX_BLOCK_LENGTH + | 3124 | 26 + EVP_MAX_IV_LENGTH + EVP_MAX_BLOCK_LENGTH + |
3412 | EVP_MAX_MD_SIZE + slen)) | 3125 | EVP_MAX_MD_SIZE + slen)) |
3413 | return -1; | 3126 | return -1; |
3414 | 3127 | ||
3415 | p=(unsigned char *)s->init_buf->data; | 3128 | p = (unsigned char *)s->init_buf->data; |
3416 | /* do the header */ | 3129 | /* do the header */ |
3417 | *(p++)=SSL3_MT_NEWSESSION_TICKET; | 3130 | *(p++) = SSL3_MT_NEWSESSION_TICKET; |
3418 | /* Skip message length for now */ | 3131 | /* Skip message length for now */ |
3419 | p += 3; | 3132 | p += 3; |
3420 | EVP_CIPHER_CTX_init(&ctx); | 3133 | EVP_CIPHER_CTX_init(&ctx); |
@@ -3423,24 +3136,20 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3423 | * it does all the work otherwise use generated values | 3136 | * it does all the work otherwise use generated values |
3424 | * from parent ctx. | 3137 | * from parent ctx. |
3425 | */ | 3138 | */ |
3426 | if (tctx->tlsext_ticket_key_cb) | 3139 | if (tctx->tlsext_ticket_key_cb) { |
3427 | { | ||
3428 | if (tctx->tlsext_ticket_key_cb(s, key_name, iv, &ctx, | 3140 | if (tctx->tlsext_ticket_key_cb(s, key_name, iv, &ctx, |
3429 | &hctx, 1) < 0) | 3141 | &hctx, 1) < 0) { |
3430 | { | ||
3431 | OPENSSL_free(senc); | 3142 | OPENSSL_free(senc); |
3432 | return -1; | 3143 | return -1; |
3433 | } | ||
3434 | } | 3144 | } |
3435 | else | 3145 | } else { |
3436 | { | ||
3437 | RAND_pseudo_bytes(iv, 16); | 3146 | RAND_pseudo_bytes(iv, 16); |
3438 | EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, | 3147 | EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, |
3439 | tctx->tlsext_tick_aes_key, iv); | 3148 | tctx->tlsext_tick_aes_key, iv); |
3440 | HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16, | 3149 | HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16, |
3441 | tlsext_tick_md(), NULL); | 3150 | tlsext_tick_md(), NULL); |
3442 | memcpy(key_name, tctx->tlsext_tick_key_name, 16); | 3151 | memcpy(key_name, tctx->tlsext_tick_key_name, 16); |
3443 | } | 3152 | } |
3444 | 3153 | ||
3445 | /* Ticket lifetime hint (advisory only): | 3154 | /* Ticket lifetime hint (advisory only): |
3446 | * We leave this unspecified for resumed session (for simplicity), | 3155 | * We leave this unspecified for resumed session (for simplicity), |
@@ -3472,26 +3181,27 @@ int ssl3_send_newsession_ticket(SSL *s) | |||
3472 | /* Now write out lengths: p points to end of data written */ | 3181 | /* Now write out lengths: p points to end of data written */ |
3473 | /* Total length */ | 3182 | /* Total length */ |
3474 | len = p - (unsigned char *)s->init_buf->data; | 3183 | len = p - (unsigned char *)s->init_buf->data; |
3475 | p=(unsigned char *)s->init_buf->data + 1; | 3184 | p = (unsigned char *)s->init_buf->data + 1; |
3476 | l2n3(len - 4, p); /* Message length */ | 3185 | l2n3(len - 4, p); /* Message length */ |
3477 | p += 4; | 3186 | p += 4; |
3478 | s2n(len - 10, p); /* Ticket length */ | 3187 | s2n(len - 10, p); |
3188 | /* Ticket length */ | ||
3479 | 3189 | ||
3480 | /* number of bytes to write */ | 3190 | /* number of bytes to write */ |
3481 | s->init_num= len; | 3191 | s->init_num = len; |
3482 | s->state=SSL3_ST_SW_SESSION_TICKET_B; | 3192 | s->state = SSL3_ST_SW_SESSION_TICKET_B; |
3483 | s->init_off=0; | 3193 | s->init_off = 0; |
3484 | OPENSSL_free(senc); | 3194 | OPENSSL_free(senc); |
3485 | } | 3195 | } |
3486 | 3196 | ||
3487 | /* SSL3_ST_SW_SESSION_TICKET_B */ | 3197 | /* SSL3_ST_SW_SESSION_TICKET_B */ |
3488 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3198 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3489 | } | 3199 | } |
3490 | 3200 | ||
3491 | int ssl3_send_cert_status(SSL *s) | 3201 | int |
3492 | { | 3202 | ssl3_send_cert_status(SSL *s) |
3493 | if (s->state == SSL3_ST_SW_CERT_STATUS_A) | 3203 | { |
3494 | { | 3204 | if (s->state == SSL3_ST_SW_CERT_STATUS_A) { |
3495 | unsigned char *p; | 3205 | unsigned char *p; |
3496 | /* Grow buffer if need be: the length calculation is as | 3206 | /* Grow buffer if need be: the length calculation is as |
3497 | * follows 1 (message type) + 3 (message length) + | 3207 | * follows 1 (message type) + 3 (message length) + |
@@ -3501,33 +3211,34 @@ int ssl3_send_cert_status(SSL *s) | |||
3501 | if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen)) | 3211 | if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen)) |
3502 | return -1; | 3212 | return -1; |
3503 | 3213 | ||
3504 | p=(unsigned char *)s->init_buf->data; | 3214 | p = (unsigned char *)s->init_buf->data; |
3505 | 3215 | ||
3506 | /* do the header */ | 3216 | /* do the header */ |
3507 | *(p++)=SSL3_MT_CERTIFICATE_STATUS; | 3217 | *(p++) = SSL3_MT_CERTIFICATE_STATUS; |
3508 | /* message length */ | 3218 | /* message length */ |
3509 | l2n3(s->tlsext_ocsp_resplen + 4, p); | 3219 | l2n3(s->tlsext_ocsp_resplen + 4, p); |
3510 | /* status type */ | 3220 | /* status type */ |
3511 | *(p++)= s->tlsext_status_type; | 3221 | *(p++) = s->tlsext_status_type; |
3512 | /* length of OCSP response */ | 3222 | /* length of OCSP response */ |
3513 | l2n3(s->tlsext_ocsp_resplen, p); | 3223 | l2n3(s->tlsext_ocsp_resplen, p); |
3514 | /* actual response */ | 3224 | /* actual response */ |
3515 | memcpy(p, s->tlsext_ocsp_resp, s->tlsext_ocsp_resplen); | 3225 | memcpy(p, s->tlsext_ocsp_resp, s->tlsext_ocsp_resplen); |
3516 | /* number of bytes to write */ | 3226 | /* number of bytes to write */ |
3517 | s->init_num = 8 + s->tlsext_ocsp_resplen; | 3227 | s->init_num = 8 + s->tlsext_ocsp_resplen; |
3518 | s->state=SSL3_ST_SW_CERT_STATUS_B; | 3228 | s->state = SSL3_ST_SW_CERT_STATUS_B; |
3519 | s->init_off = 0; | 3229 | s->init_off = 0; |
3520 | } | 3230 | } |
3521 | 3231 | ||
3522 | /* SSL3_ST_SW_CERT_STATUS_B */ | 3232 | /* SSL3_ST_SW_CERT_STATUS_B */ |
3523 | return(ssl3_do_write(s,SSL3_RT_HANDSHAKE)); | 3233 | return (ssl3_do_write(s, SSL3_RT_HANDSHAKE)); |
3524 | } | 3234 | } |
3525 | 3235 | ||
3526 | # ifndef OPENSSL_NO_NEXTPROTONEG | 3236 | # ifndef OPENSSL_NO_NEXTPROTONEG |
3527 | /* ssl3_get_next_proto reads a Next Protocol Negotiation handshake message. It | 3237 | /* ssl3_get_next_proto reads a Next Protocol Negotiation handshake message. It |
3528 | * sets the next_proto member in s if found */ | 3238 | * sets the next_proto member in s if found */ |
3529 | int ssl3_get_next_proto(SSL *s) | 3239 | int |
3530 | { | 3240 | ssl3_get_next_proto(SSL *s) |
3241 | { | ||
3531 | int ok; | 3242 | int ok; |
3532 | int proto_len, padding_len; | 3243 | int proto_len, padding_len; |
3533 | long n; | 3244 | long n; |
@@ -3535,35 +3246,30 @@ int ssl3_get_next_proto(SSL *s) | |||
3535 | 3246 | ||
3536 | /* Clients cannot send a NextProtocol message if we didn't see the | 3247 | /* Clients cannot send a NextProtocol message if we didn't see the |
3537 | * extension in their ClientHello */ | 3248 | * extension in their ClientHello */ |
3538 | if (!s->s3->next_proto_neg_seen) | 3249 | if (!s->s3->next_proto_neg_seen) { |
3539 | { | 3250 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION); |
3540 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION); | ||
3541 | return -1; | 3251 | return -1; |
3542 | } | 3252 | } |
3543 | |||
3544 | n=s->method->ssl_get_message(s, | ||
3545 | SSL3_ST_SR_NEXT_PROTO_A, | ||
3546 | SSL3_ST_SR_NEXT_PROTO_B, | ||
3547 | SSL3_MT_NEXT_PROTO, | ||
3548 | 514, /* See the payload format below */ | ||
3549 | &ok); | ||
3550 | 3253 | ||
3254 | n = s->method->ssl_get_message(s, SSL3_ST_SR_NEXT_PROTO_A, | ||
3255 | SSL3_ST_SR_NEXT_PROTO_B, SSL3_MT_NEXT_PROTO, | ||
3256 | 514, /* See the payload format below */ &ok); | ||
3551 | if (!ok) | 3257 | if (!ok) |
3552 | return((int)n); | 3258 | return ((int)n); |
3553 | 3259 | ||
3554 | /* s->state doesn't reflect whether ChangeCipherSpec has been received | 3260 | /* s->state doesn't reflect whether ChangeCipherSpec has been received |
3555 | * in this handshake, but s->s3->change_cipher_spec does (will be reset | 3261 | * in this handshake, but s->s3->change_cipher_spec does (will be reset |
3556 | * by ssl3_get_finished). */ | 3262 | * by ssl3_get_finished). */ |
3557 | if (!s->s3->change_cipher_spec) | 3263 | if (!s->s3->change_cipher_spec) { |
3558 | { | 3264 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS); |
3559 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS); | ||
3560 | return -1; | 3265 | return -1; |
3561 | } | 3266 | } |
3562 | 3267 | ||
3563 | if (n < 2) | 3268 | if (n < 2) |
3564 | return 0; /* The body must be > 1 bytes long */ | 3269 | return 0; |
3270 | /* The body must be > 1 bytes long */ | ||
3565 | 3271 | ||
3566 | p=(unsigned char *)s->init_msg; | 3272 | p = (unsigned char *)s->init_msg; |
3567 | 3273 | ||
3568 | /* The payload looks like: | 3274 | /* The payload looks like: |
3569 | * uint8 proto_len; | 3275 | * uint8 proto_len; |
@@ -3579,15 +3285,14 @@ int ssl3_get_next_proto(SSL *s) | |||
3579 | return 0; | 3285 | return 0; |
3580 | 3286 | ||
3581 | s->next_proto_negotiated = OPENSSL_malloc(proto_len); | 3287 | s->next_proto_negotiated = OPENSSL_malloc(proto_len); |
3582 | if (!s->next_proto_negotiated) | 3288 | if (!s->next_proto_negotiated) { |
3583 | { | 3289 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, ERR_R_MALLOC_FAILURE); |
3584 | SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,ERR_R_MALLOC_FAILURE); | ||
3585 | return 0; | 3290 | return 0; |
3586 | } | 3291 | } |
3587 | memcpy(s->next_proto_negotiated, p + 1, proto_len); | 3292 | memcpy(s->next_proto_negotiated, p + 1, proto_len); |
3588 | s->next_proto_negotiated_len = proto_len; | 3293 | s->next_proto_negotiated_len = proto_len; |
3589 | 3294 | ||
3590 | return 1; | 3295 | return 1; |
3591 | } | 3296 | } |
3592 | # endif | 3297 | # endif |
3593 | #endif | 3298 | #endif |