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author | markus <> | 2002-09-05 12:51:50 +0000 |
---|---|---|
committer | markus <> | 2002-09-05 12:51:50 +0000 |
commit | 15b5d84f9da2ce4bfae8580e56e34a859f74ad71 (patch) | |
tree | bf939e82d7fd73cc8a01cf6959002209972091bc /src/lib/libssl/s23_clnt.c | |
parent | 027351f729b9e837200dae6e1520cda6577ab930 (diff) | |
download | openbsd-15b5d84f9da2ce4bfae8580e56e34a859f74ad71.tar.gz openbsd-15b5d84f9da2ce4bfae8580e56e34a859f74ad71.tar.bz2 openbsd-15b5d84f9da2ce4bfae8580e56e34a859f74ad71.zip |
import openssl-0.9.7-beta1
Diffstat (limited to 'src/lib/libssl/s23_clnt.c')
-rw-r--r-- | src/lib/libssl/s23_clnt.c | 86 |
1 files changed, 50 insertions, 36 deletions
diff --git a/src/lib/libssl/s23_clnt.c b/src/lib/libssl/s23_clnt.c index a4661ebb68..b2be8340fb 100644 --- a/src/lib/libssl/s23_clnt.c +++ b/src/lib/libssl/s23_clnt.c | |||
@@ -57,28 +57,22 @@ | |||
57 | */ | 57 | */ |
58 | 58 | ||
59 | #include <stdio.h> | 59 | #include <stdio.h> |
60 | #include "buffer.h" | 60 | #include <openssl/buffer.h> |
61 | #include "rand.h" | 61 | #include <openssl/rand.h> |
62 | #include "objects.h" | 62 | #include <openssl/objects.h> |
63 | #include "evp.h" | 63 | #include <openssl/evp.h> |
64 | #include "ssl_locl.h" | 64 | #include "ssl_locl.h" |
65 | 65 | ||
66 | #define BREAK break | 66 | static SSL_METHOD *ssl23_get_client_method(int ver); |
67 | |||
68 | #ifndef NOPROTO | ||
69 | static int ssl23_client_hello(SSL *s); | 67 | static int ssl23_client_hello(SSL *s); |
70 | static int ssl23_get_server_hello(SSL *s); | 68 | static int ssl23_get_server_hello(SSL *s); |
71 | #else | 69 | static SSL_METHOD *ssl23_get_client_method(int ver) |
72 | static int ssl23_client_hello(); | ||
73 | static int ssl23_get_server_hello(); | ||
74 | #endif | ||
75 | |||
76 | static SSL_METHOD *ssl23_get_client_method(ver) | ||
77 | int ver; | ||
78 | { | 70 | { |
71 | #ifndef OPENSSL_NO_SSL2 | ||
79 | if (ver == SSL2_VERSION) | 72 | if (ver == SSL2_VERSION) |
80 | return(SSLv2_client_method()); | 73 | return(SSLv2_client_method()); |
81 | else if (ver == SSL3_VERSION) | 74 | #endif |
75 | if (ver == SSL3_VERSION) | ||
82 | return(SSLv3_client_method()); | 76 | return(SSLv3_client_method()); |
83 | else if (ver == TLS1_VERSION) | 77 | else if (ver == TLS1_VERSION) |
84 | return(TLSv1_client_method()); | 78 | return(TLSv1_client_method()); |
@@ -86,32 +80,31 @@ int ver; | |||
86 | return(NULL); | 80 | return(NULL); |
87 | } | 81 | } |
88 | 82 | ||
89 | SSL_METHOD *SSLv23_client_method() | 83 | SSL_METHOD *SSLv23_client_method(void) |
90 | { | 84 | { |
91 | static int init=1; | 85 | static int init=1; |
92 | static SSL_METHOD SSLv23_client_data; | 86 | static SSL_METHOD SSLv23_client_data; |
93 | 87 | ||
94 | if (init) | 88 | if (init) |
95 | { | 89 | { |
96 | init=0; | ||
97 | memcpy((char *)&SSLv23_client_data, | 90 | memcpy((char *)&SSLv23_client_data, |
98 | (char *)sslv23_base_method(),sizeof(SSL_METHOD)); | 91 | (char *)sslv23_base_method(),sizeof(SSL_METHOD)); |
99 | SSLv23_client_data.ssl_connect=ssl23_connect; | 92 | SSLv23_client_data.ssl_connect=ssl23_connect; |
100 | SSLv23_client_data.get_ssl_method=ssl23_get_client_method; | 93 | SSLv23_client_data.get_ssl_method=ssl23_get_client_method; |
94 | init=0; | ||
101 | } | 95 | } |
102 | return(&SSLv23_client_data); | 96 | return(&SSLv23_client_data); |
103 | } | 97 | } |
104 | 98 | ||
105 | int ssl23_connect(s) | 99 | int ssl23_connect(SSL *s) |
106 | SSL *s; | ||
107 | { | 100 | { |
108 | BUF_MEM *buf; | 101 | BUF_MEM *buf; |
109 | unsigned long Time=time(NULL); | 102 | unsigned long Time=time(NULL); |
110 | void (*cb)()=NULL; | 103 | void (*cb)(const SSL *ssl,int type,int val)=NULL; |
111 | int ret= -1; | 104 | int ret= -1; |
112 | int new_state,state; | 105 | int new_state,state; |
113 | 106 | ||
114 | RAND_seed((unsigned char *)&Time,sizeof(Time)); | 107 | RAND_add(&Time,sizeof(Time),0); |
115 | ERR_clear_error(); | 108 | ERR_clear_error(); |
116 | clear_sys_error(); | 109 | clear_sys_error(); |
117 | 110 | ||
@@ -120,8 +113,8 @@ SSL *s; | |||
120 | else if (s->ctx->info_callback != NULL) | 113 | else if (s->ctx->info_callback != NULL) |
121 | cb=s->ctx->info_callback; | 114 | cb=s->ctx->info_callback; |
122 | 115 | ||
123 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | ||
124 | s->in_handshake++; | 116 | s->in_handshake++; |
117 | if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); | ||
125 | 118 | ||
126 | for (;;) | 119 | for (;;) |
127 | { | 120 | { |
@@ -134,6 +127,13 @@ SSL *s; | |||
134 | case SSL_ST_BEFORE|SSL_ST_CONNECT: | 127 | case SSL_ST_BEFORE|SSL_ST_CONNECT: |
135 | case SSL_ST_OK|SSL_ST_CONNECT: | 128 | case SSL_ST_OK|SSL_ST_CONNECT: |
136 | 129 | ||
130 | if (s->session != NULL) | ||
131 | { | ||
132 | SSLerr(SSL_F_SSL23_CONNECT,SSL_R_SSL23_DOING_SESSION_ID_REUSE); | ||
133 | ret= -1; | ||
134 | goto end; | ||
135 | } | ||
136 | s->server=0; | ||
137 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); | 137 | if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); |
138 | 138 | ||
139 | /* s->version=TLS1_VERSION; */ | 139 | /* s->version=TLS1_VERSION; */ |
@@ -159,7 +159,7 @@ SSL *s; | |||
159 | ssl3_init_finished_mac(s); | 159 | ssl3_init_finished_mac(s); |
160 | 160 | ||
161 | s->state=SSL23_ST_CW_CLNT_HELLO_A; | 161 | s->state=SSL23_ST_CW_CLNT_HELLO_A; |
162 | s->ctx->sess_connect++; | 162 | s->ctx->stats.sess_connect++; |
163 | s->init_num=0; | 163 | s->init_num=0; |
164 | break; | 164 | break; |
165 | 165 | ||
@@ -179,7 +179,7 @@ SSL *s; | |||
179 | ret=ssl23_get_server_hello(s); | 179 | ret=ssl23_get_server_hello(s); |
180 | if (ret >= 0) cb=NULL; | 180 | if (ret >= 0) cb=NULL; |
181 | goto end; | 181 | goto end; |
182 | break; | 182 | /* break; */ |
183 | 183 | ||
184 | default: | 184 | default: |
185 | SSLerr(SSL_F_SSL23_CONNECT,SSL_R_UNKNOWN_STATE); | 185 | SSLerr(SSL_F_SSL23_CONNECT,SSL_R_UNKNOWN_STATE); |
@@ -188,7 +188,7 @@ SSL *s; | |||
188 | /* break; */ | 188 | /* break; */ |
189 | } | 189 | } |
190 | 190 | ||
191 | if (s->debug) BIO_flush(s->wbio); | 191 | if (s->debug) { (void)BIO_flush(s->wbio); } |
192 | 192 | ||
193 | if ((cb != NULL) && (s->state != state)) | 193 | if ((cb != NULL) && (s->state != state)) |
194 | { | 194 | { |
@@ -206,12 +206,12 @@ end: | |||
206 | } | 206 | } |
207 | 207 | ||
208 | 208 | ||
209 | static int ssl23_client_hello(s) | 209 | static int ssl23_client_hello(SSL *s) |
210 | SSL *s; | ||
211 | { | 210 | { |
212 | unsigned char *buf; | 211 | unsigned char *buf; |
213 | unsigned char *p,*d; | 212 | unsigned char *p,*d; |
214 | int i,ch_len; | 213 | int i,ch_len; |
214 | int ret; | ||
215 | 215 | ||
216 | buf=(unsigned char *)s->init_buf->data; | 216 | buf=(unsigned char *)s->init_buf->data; |
217 | if (s->state == SSL23_ST_CW_CLNT_HELLO_A) | 217 | if (s->state == SSL23_ST_CW_CLNT_HELLO_A) |
@@ -225,7 +225,7 @@ SSL *s; | |||
225 | #endif | 225 | #endif |
226 | 226 | ||
227 | p=s->s3->client_random; | 227 | p=s->s3->client_random; |
228 | RAND_bytes(p,SSL3_RANDOM_SIZE); | 228 | RAND_pseudo_bytes(p,SSL3_RANDOM_SIZE); |
229 | 229 | ||
230 | /* Do the message type and length last */ | 230 | /* Do the message type and length last */ |
231 | d= &(buf[2]); | 231 | d= &(buf[2]); |
@@ -236,16 +236,19 @@ SSL *s; | |||
236 | { | 236 | { |
237 | *(d++)=TLS1_VERSION_MAJOR; | 237 | *(d++)=TLS1_VERSION_MAJOR; |
238 | *(d++)=TLS1_VERSION_MINOR; | 238 | *(d++)=TLS1_VERSION_MINOR; |
239 | s->client_version=TLS1_VERSION; | ||
239 | } | 240 | } |
240 | else if (!(s->options & SSL_OP_NO_SSLv3)) | 241 | else if (!(s->options & SSL_OP_NO_SSLv3)) |
241 | { | 242 | { |
242 | *(d++)=SSL3_VERSION_MAJOR; | 243 | *(d++)=SSL3_VERSION_MAJOR; |
243 | *(d++)=SSL3_VERSION_MINOR; | 244 | *(d++)=SSL3_VERSION_MINOR; |
245 | s->client_version=SSL3_VERSION; | ||
244 | } | 246 | } |
245 | else if (!(s->options & SSL_OP_NO_SSLv2)) | 247 | else if (!(s->options & SSL_OP_NO_SSLv2)) |
246 | { | 248 | { |
247 | *(d++)=SSL2_VERSION_MAJOR; | 249 | *(d++)=SSL2_VERSION_MAJOR; |
248 | *(d++)=SSL2_VERSION_MINOR; | 250 | *(d++)=SSL2_VERSION_MINOR; |
251 | s->client_version=SSL2_VERSION; | ||
249 | } | 252 | } |
250 | else | 253 | else |
251 | { | 254 | { |
@@ -283,7 +286,7 @@ SSL *s; | |||
283 | i=ch_len; | 286 | i=ch_len; |
284 | s2n(i,d); | 287 | s2n(i,d); |
285 | memset(&(s->s3->client_random[0]),0,SSL3_RANDOM_SIZE); | 288 | memset(&(s->s3->client_random[0]),0,SSL3_RANDOM_SIZE); |
286 | RAND_bytes(&(s->s3->client_random[SSL3_RANDOM_SIZE-i]),i); | 289 | RAND_pseudo_bytes(&(s->s3->client_random[SSL3_RANDOM_SIZE-i]),i); |
287 | memcpy(p,&(s->s3->client_random[SSL3_RANDOM_SIZE-i]),i); | 290 | memcpy(p,&(s->s3->client_random[SSL3_RANDOM_SIZE-i]),i); |
288 | p+=i; | 291 | p+=i; |
289 | 292 | ||
@@ -300,15 +303,18 @@ SSL *s; | |||
300 | } | 303 | } |
301 | 304 | ||
302 | /* SSL3_ST_CW_CLNT_HELLO_B */ | 305 | /* SSL3_ST_CW_CLNT_HELLO_B */ |
303 | return(ssl23_write_bytes(s)); | 306 | ret = ssl23_write_bytes(s); |
307 | if (ret >= 2) | ||
308 | if (s->msg_callback) | ||
309 | s->msg_callback(1, SSL2_VERSION, 0, s->init_buf->data+2, ret-2, s, s->msg_callback_arg); /* CLIENT-HELLO */ | ||
310 | return ret; | ||
304 | } | 311 | } |
305 | 312 | ||
306 | static int ssl23_get_server_hello(s) | 313 | static int ssl23_get_server_hello(SSL *s) |
307 | SSL *s; | ||
308 | { | 314 | { |
309 | char buf[8]; | 315 | char buf[8]; |
310 | unsigned char *p; | 316 | unsigned char *p; |
311 | int i,ch_len; | 317 | int i; |
312 | int n; | 318 | int n; |
313 | 319 | ||
314 | n=ssl23_read_bytes(s,7); | 320 | n=ssl23_read_bytes(s,7); |
@@ -321,9 +327,14 @@ SSL *s; | |||
321 | if ((p[0] & 0x80) && (p[2] == SSL2_MT_SERVER_HELLO) && | 327 | if ((p[0] & 0x80) && (p[2] == SSL2_MT_SERVER_HELLO) && |
322 | (p[5] == 0x00) && (p[6] == 0x02)) | 328 | (p[5] == 0x00) && (p[6] == 0x02)) |
323 | { | 329 | { |
330 | #ifdef OPENSSL_NO_SSL2 | ||
331 | SSLerr(SSL_F_SSL23_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_PROTOCOL); | ||
332 | goto err; | ||
333 | #else | ||
324 | /* we are talking sslv2 */ | 334 | /* we are talking sslv2 */ |
325 | /* we need to clean up the SSLv3 setup and put in the | 335 | /* we need to clean up the SSLv3 setup and put in the |
326 | * sslv2 stuff. */ | 336 | * sslv2 stuff. */ |
337 | int ch_len; | ||
327 | 338 | ||
328 | if (s->options & SSL_OP_NO_SSLv2) | 339 | if (s->options & SSL_OP_NO_SSLv2) |
329 | { | 340 | { |
@@ -360,7 +371,9 @@ SSL *s; | |||
360 | } | 371 | } |
361 | 372 | ||
362 | s->state=SSL2_ST_GET_SERVER_HELLO_A; | 373 | s->state=SSL2_ST_GET_SERVER_HELLO_A; |
363 | s->s2->ssl2_rollback=1; | 374 | if (!(s->client_version == SSL2_VERSION)) |
375 | /* use special padding (SSL 3.0 draft/RFC 2246, App. E.2) */ | ||
376 | s->s2->ssl2_rollback=1; | ||
364 | 377 | ||
365 | /* setup the 5 bytes we have read so we get them from | 378 | /* setup the 5 bytes we have read so we get them from |
366 | * the sslv2 buffer */ | 379 | * the sslv2 buffer */ |
@@ -376,6 +389,7 @@ SSL *s; | |||
376 | 389 | ||
377 | s->method=SSLv2_client_method(); | 390 | s->method=SSLv2_client_method(); |
378 | s->handshake_func=s->method->ssl_connect; | 391 | s->handshake_func=s->method->ssl_connect; |
392 | #endif | ||
379 | } | 393 | } |
380 | else if ((p[0] == SSL3_RT_HANDSHAKE) && | 394 | else if ((p[0] == SSL3_RT_HANDSHAKE) && |
381 | (p[1] == SSL3_VERSION_MAJOR) && | 395 | (p[1] == SSL3_VERSION_MAJOR) && |
@@ -426,7 +440,7 @@ SSL *s; | |||
426 | (p[3] == 0) && | 440 | (p[3] == 0) && |
427 | (p[4] == 2)) | 441 | (p[4] == 2)) |
428 | { | 442 | { |
429 | void (*cb)()=NULL; | 443 | void (*cb)(const SSL *ssl,int type,int val)=NULL; |
430 | int j; | 444 | int j; |
431 | 445 | ||
432 | /* An alert */ | 446 | /* An alert */ |
@@ -443,7 +457,7 @@ SSL *s; | |||
443 | } | 457 | } |
444 | 458 | ||
445 | s->rwstate=SSL_NOTHING; | 459 | s->rwstate=SSL_NOTHING; |
446 | SSLerr(SSL_F_SSL23_GET_SERVER_HELLO,1000+p[6]); | 460 | SSLerr(SSL_F_SSL23_GET_SERVER_HELLO,SSL_AD_REASON_OFFSET+p[6]); |
447 | goto err; | 461 | goto err; |
448 | } | 462 | } |
449 | else | 463 | else |