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author | djm <> | 2010-10-01 22:59:01 +0000 |
---|---|---|
committer | djm <> | 2010-10-01 22:59:01 +0000 |
commit | fe047d8b632246cb2db3234a0a4f32e5c318857b (patch) | |
tree | 939b752540947d33507b3acc48d76a8bfb7c3dc3 /src/lib/libcrypto/err/err.c | |
parent | 2ea67f4aa254b09ded62e6e14fc893bbe6381579 (diff) | |
download | openbsd-fe047d8b632246cb2db3234a0a4f32e5c318857b.tar.gz openbsd-fe047d8b632246cb2db3234a0a4f32e5c318857b.tar.bz2 openbsd-fe047d8b632246cb2db3234a0a4f32e5c318857b.zip |
resolve conflicts, fix local changes
Diffstat (limited to 'src/lib/libcrypto/err/err.c')
-rw-r--r-- | src/lib/libcrypto/err/err.c | 789 |
1 files changed, 754 insertions, 35 deletions
diff --git a/src/lib/libcrypto/err/err.c b/src/lib/libcrypto/err/err.c index 292404a2fb..69713a6e2f 100644 --- a/src/lib/libcrypto/err/err.c +++ b/src/lib/libcrypto/err/err.c | |||
@@ -56,7 +56,7 @@ | |||
56 | * [including the GNU Public Licence.] | 56 | * [including the GNU Public Licence.] |
57 | */ | 57 | */ |
58 | /* ==================================================================== | 58 | /* ==================================================================== |
59 | * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. | 59 | * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. |
60 | * | 60 | * |
61 | * Redistribution and use in source and binary forms, with or without | 61 | * Redistribution and use in source and binary forms, with or without |
62 | * modification, are permitted provided that the following conditions | 62 | * modification, are permitted provided that the following conditions |
@@ -119,9 +119,507 @@ | |||
119 | #include <openssl/bio.h> | 119 | #include <openssl/bio.h> |
120 | #include <openssl/err.h> | 120 | #include <openssl/err.h> |
121 | 121 | ||
122 | static unsigned long get_error_values(int inc,int top, | 122 | DECLARE_LHASH_OF(ERR_STRING_DATA); |
123 | const char **file,int *line, | 123 | DECLARE_LHASH_OF(ERR_STATE); |
124 | const char **data,int *flags); | 124 | |
125 | static void err_load_strings(int lib, ERR_STRING_DATA *str); | ||
126 | |||
127 | static void ERR_STATE_free(ERR_STATE *s); | ||
128 | #ifndef OPENSSL_NO_ERR | ||
129 | static ERR_STRING_DATA ERR_str_libraries[]= | ||
130 | { | ||
131 | {ERR_PACK(ERR_LIB_NONE,0,0) ,"unknown library"}, | ||
132 | {ERR_PACK(ERR_LIB_SYS,0,0) ,"system library"}, | ||
133 | {ERR_PACK(ERR_LIB_BN,0,0) ,"bignum routines"}, | ||
134 | {ERR_PACK(ERR_LIB_RSA,0,0) ,"rsa routines"}, | ||
135 | {ERR_PACK(ERR_LIB_DH,0,0) ,"Diffie-Hellman routines"}, | ||
136 | {ERR_PACK(ERR_LIB_EVP,0,0) ,"digital envelope routines"}, | ||
137 | {ERR_PACK(ERR_LIB_BUF,0,0) ,"memory buffer routines"}, | ||
138 | {ERR_PACK(ERR_LIB_OBJ,0,0) ,"object identifier routines"}, | ||
139 | {ERR_PACK(ERR_LIB_PEM,0,0) ,"PEM routines"}, | ||
140 | {ERR_PACK(ERR_LIB_DSA,0,0) ,"dsa routines"}, | ||
141 | {ERR_PACK(ERR_LIB_X509,0,0) ,"x509 certificate routines"}, | ||
142 | {ERR_PACK(ERR_LIB_ASN1,0,0) ,"asn1 encoding routines"}, | ||
143 | {ERR_PACK(ERR_LIB_CONF,0,0) ,"configuration file routines"}, | ||
144 | {ERR_PACK(ERR_LIB_CRYPTO,0,0) ,"common libcrypto routines"}, | ||
145 | {ERR_PACK(ERR_LIB_EC,0,0) ,"elliptic curve routines"}, | ||
146 | {ERR_PACK(ERR_LIB_SSL,0,0) ,"SSL routines"}, | ||
147 | {ERR_PACK(ERR_LIB_BIO,0,0) ,"BIO routines"}, | ||
148 | {ERR_PACK(ERR_LIB_PKCS7,0,0) ,"PKCS7 routines"}, | ||
149 | {ERR_PACK(ERR_LIB_X509V3,0,0) ,"X509 V3 routines"}, | ||
150 | {ERR_PACK(ERR_LIB_PKCS12,0,0) ,"PKCS12 routines"}, | ||
151 | {ERR_PACK(ERR_LIB_RAND,0,0) ,"random number generator"}, | ||
152 | {ERR_PACK(ERR_LIB_DSO,0,0) ,"DSO support routines"}, | ||
153 | {ERR_PACK(ERR_LIB_TS,0,0) ,"time stamp routines"}, | ||
154 | {ERR_PACK(ERR_LIB_ENGINE,0,0) ,"engine routines"}, | ||
155 | {ERR_PACK(ERR_LIB_OCSP,0,0) ,"OCSP routines"}, | ||
156 | {ERR_PACK(ERR_LIB_FIPS,0,0) ,"FIPS routines"}, | ||
157 | {ERR_PACK(ERR_LIB_CMS,0,0) ,"CMS routines"}, | ||
158 | {ERR_PACK(ERR_LIB_HMAC,0,0) ,"HMAC routines"}, | ||
159 | {0,NULL}, | ||
160 | }; | ||
161 | |||
162 | static ERR_STRING_DATA ERR_str_functs[]= | ||
163 | { | ||
164 | {ERR_PACK(0,SYS_F_FOPEN,0), "fopen"}, | ||
165 | {ERR_PACK(0,SYS_F_CONNECT,0), "connect"}, | ||
166 | {ERR_PACK(0,SYS_F_GETSERVBYNAME,0), "getservbyname"}, | ||
167 | {ERR_PACK(0,SYS_F_SOCKET,0), "socket"}, | ||
168 | {ERR_PACK(0,SYS_F_IOCTLSOCKET,0), "ioctlsocket"}, | ||
169 | {ERR_PACK(0,SYS_F_BIND,0), "bind"}, | ||
170 | {ERR_PACK(0,SYS_F_LISTEN,0), "listen"}, | ||
171 | {ERR_PACK(0,SYS_F_ACCEPT,0), "accept"}, | ||
172 | #ifdef OPENSSL_SYS_WINDOWS | ||
173 | {ERR_PACK(0,SYS_F_WSASTARTUP,0), "WSAstartup"}, | ||
174 | #endif | ||
175 | {ERR_PACK(0,SYS_F_OPENDIR,0), "opendir"}, | ||
176 | {ERR_PACK(0,SYS_F_FREAD,0), "fread"}, | ||
177 | {0,NULL}, | ||
178 | }; | ||
179 | |||
180 | static ERR_STRING_DATA ERR_str_reasons[]= | ||
181 | { | ||
182 | {ERR_R_SYS_LIB ,"system lib"}, | ||
183 | {ERR_R_BN_LIB ,"BN lib"}, | ||
184 | {ERR_R_RSA_LIB ,"RSA lib"}, | ||
185 | {ERR_R_DH_LIB ,"DH lib"}, | ||
186 | {ERR_R_EVP_LIB ,"EVP lib"}, | ||
187 | {ERR_R_BUF_LIB ,"BUF lib"}, | ||
188 | {ERR_R_OBJ_LIB ,"OBJ lib"}, | ||
189 | {ERR_R_PEM_LIB ,"PEM lib"}, | ||
190 | {ERR_R_DSA_LIB ,"DSA lib"}, | ||
191 | {ERR_R_X509_LIB ,"X509 lib"}, | ||
192 | {ERR_R_ASN1_LIB ,"ASN1 lib"}, | ||
193 | {ERR_R_CONF_LIB ,"CONF lib"}, | ||
194 | {ERR_R_CRYPTO_LIB ,"CRYPTO lib"}, | ||
195 | {ERR_R_EC_LIB ,"EC lib"}, | ||
196 | {ERR_R_SSL_LIB ,"SSL lib"}, | ||
197 | {ERR_R_BIO_LIB ,"BIO lib"}, | ||
198 | {ERR_R_PKCS7_LIB ,"PKCS7 lib"}, | ||
199 | {ERR_R_X509V3_LIB ,"X509V3 lib"}, | ||
200 | {ERR_R_PKCS12_LIB ,"PKCS12 lib"}, | ||
201 | {ERR_R_RAND_LIB ,"RAND lib"}, | ||
202 | {ERR_R_DSO_LIB ,"DSO lib"}, | ||
203 | {ERR_R_ENGINE_LIB ,"ENGINE lib"}, | ||
204 | {ERR_R_OCSP_LIB ,"OCSP lib"}, | ||
205 | {ERR_R_TS_LIB ,"TS lib"}, | ||
206 | |||
207 | {ERR_R_NESTED_ASN1_ERROR ,"nested asn1 error"}, | ||
208 | {ERR_R_BAD_ASN1_OBJECT_HEADER ,"bad asn1 object header"}, | ||
209 | {ERR_R_BAD_GET_ASN1_OBJECT_CALL ,"bad get asn1 object call"}, | ||
210 | {ERR_R_EXPECTING_AN_ASN1_SEQUENCE ,"expecting an asn1 sequence"}, | ||
211 | {ERR_R_ASN1_LENGTH_MISMATCH ,"asn1 length mismatch"}, | ||
212 | {ERR_R_MISSING_ASN1_EOS ,"missing asn1 eos"}, | ||
213 | |||
214 | {ERR_R_FATAL ,"fatal"}, | ||
215 | {ERR_R_MALLOC_FAILURE ,"malloc failure"}, | ||
216 | {ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED ,"called a function you should not call"}, | ||
217 | {ERR_R_PASSED_NULL_PARAMETER ,"passed a null parameter"}, | ||
218 | {ERR_R_INTERNAL_ERROR ,"internal error"}, | ||
219 | {ERR_R_DISABLED ,"called a function that was disabled at compile-time"}, | ||
220 | |||
221 | {0,NULL}, | ||
222 | }; | ||
223 | #endif | ||
224 | |||
225 | |||
226 | /* Define the predeclared (but externally opaque) "ERR_FNS" type */ | ||
227 | struct st_ERR_FNS | ||
228 | { | ||
229 | /* Works on the "error_hash" string table */ | ||
230 | LHASH_OF(ERR_STRING_DATA) *(*cb_err_get)(int create); | ||
231 | void (*cb_err_del)(void); | ||
232 | ERR_STRING_DATA *(*cb_err_get_item)(const ERR_STRING_DATA *); | ||
233 | ERR_STRING_DATA *(*cb_err_set_item)(ERR_STRING_DATA *); | ||
234 | ERR_STRING_DATA *(*cb_err_del_item)(ERR_STRING_DATA *); | ||
235 | /* Works on the "thread_hash" error-state table */ | ||
236 | LHASH_OF(ERR_STATE) *(*cb_thread_get)(int create); | ||
237 | void (*cb_thread_release)(LHASH_OF(ERR_STATE) **hash); | ||
238 | ERR_STATE *(*cb_thread_get_item)(const ERR_STATE *); | ||
239 | ERR_STATE *(*cb_thread_set_item)(ERR_STATE *); | ||
240 | void (*cb_thread_del_item)(const ERR_STATE *); | ||
241 | /* Returns the next available error "library" numbers */ | ||
242 | int (*cb_get_next_lib)(void); | ||
243 | }; | ||
244 | |||
245 | /* Predeclarations of the "err_defaults" functions */ | ||
246 | static LHASH_OF(ERR_STRING_DATA) *int_err_get(int create); | ||
247 | static void int_err_del(void); | ||
248 | static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *); | ||
249 | static ERR_STRING_DATA *int_err_set_item(ERR_STRING_DATA *); | ||
250 | static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *); | ||
251 | static LHASH_OF(ERR_STATE) *int_thread_get(int create); | ||
252 | static void int_thread_release(LHASH_OF(ERR_STATE) **hash); | ||
253 | static ERR_STATE *int_thread_get_item(const ERR_STATE *); | ||
254 | static ERR_STATE *int_thread_set_item(ERR_STATE *); | ||
255 | static void int_thread_del_item(const ERR_STATE *); | ||
256 | static int int_err_get_next_lib(void); | ||
257 | /* The static ERR_FNS table using these defaults functions */ | ||
258 | static const ERR_FNS err_defaults = | ||
259 | { | ||
260 | int_err_get, | ||
261 | int_err_del, | ||
262 | int_err_get_item, | ||
263 | int_err_set_item, | ||
264 | int_err_del_item, | ||
265 | int_thread_get, | ||
266 | int_thread_release, | ||
267 | int_thread_get_item, | ||
268 | int_thread_set_item, | ||
269 | int_thread_del_item, | ||
270 | int_err_get_next_lib | ||
271 | }; | ||
272 | |||
273 | /* The replacable table of ERR_FNS functions we use at run-time */ | ||
274 | static const ERR_FNS *err_fns = NULL; | ||
275 | |||
276 | /* Eg. rather than using "err_get()", use "ERRFN(err_get)()". */ | ||
277 | #define ERRFN(a) err_fns->cb_##a | ||
278 | |||
279 | /* The internal state used by "err_defaults" - as such, the setting, reading, | ||
280 | * creating, and deleting of this data should only be permitted via the | ||
281 | * "err_defaults" functions. This way, a linked module can completely defer all | ||
282 | * ERR state operation (together with requisite locking) to the implementations | ||
283 | * and state in the loading application. */ | ||
284 | static LHASH_OF(ERR_STRING_DATA) *int_error_hash = NULL; | ||
285 | static LHASH_OF(ERR_STATE) *int_thread_hash = NULL; | ||
286 | static int int_thread_hash_references = 0; | ||
287 | static int int_err_library_number= ERR_LIB_USER; | ||
288 | |||
289 | /* Internal function that checks whether "err_fns" is set and if not, sets it to | ||
290 | * the defaults. */ | ||
291 | static void err_fns_check(void) | ||
292 | { | ||
293 | if (err_fns) return; | ||
294 | |||
295 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
296 | if (!err_fns) | ||
297 | err_fns = &err_defaults; | ||
298 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
299 | } | ||
300 | |||
301 | /* API functions to get or set the underlying ERR functions. */ | ||
302 | |||
303 | const ERR_FNS *ERR_get_implementation(void) | ||
304 | { | ||
305 | err_fns_check(); | ||
306 | return err_fns; | ||
307 | } | ||
308 | |||
309 | int ERR_set_implementation(const ERR_FNS *fns) | ||
310 | { | ||
311 | int ret = 0; | ||
312 | |||
313 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
314 | /* It's too late if 'err_fns' is non-NULL. BTW: not much point setting | ||
315 | * an error is there?! */ | ||
316 | if (!err_fns) | ||
317 | { | ||
318 | err_fns = fns; | ||
319 | ret = 1; | ||
320 | } | ||
321 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
322 | return ret; | ||
323 | } | ||
324 | |||
325 | /* These are the callbacks provided to "lh_new()" when creating the LHASH tables | ||
326 | * internal to the "err_defaults" implementation. */ | ||
327 | |||
328 | static unsigned long get_error_values(int inc,int top,const char **file,int *line, | ||
329 | const char **data,int *flags); | ||
330 | |||
331 | /* The internal functions used in the "err_defaults" implementation */ | ||
332 | |||
333 | static unsigned long err_string_data_hash(const ERR_STRING_DATA *a) | ||
334 | { | ||
335 | unsigned long ret,l; | ||
336 | |||
337 | l=a->error; | ||
338 | ret=l^ERR_GET_LIB(l)^ERR_GET_FUNC(l); | ||
339 | return(ret^ret%19*13); | ||
340 | } | ||
341 | static IMPLEMENT_LHASH_HASH_FN(err_string_data, ERR_STRING_DATA) | ||
342 | |||
343 | static int err_string_data_cmp(const ERR_STRING_DATA *a, | ||
344 | const ERR_STRING_DATA *b) | ||
345 | { | ||
346 | return (int)(a->error - b->error); | ||
347 | } | ||
348 | static IMPLEMENT_LHASH_COMP_FN(err_string_data, ERR_STRING_DATA) | ||
349 | |||
350 | static LHASH_OF(ERR_STRING_DATA) *int_err_get(int create) | ||
351 | { | ||
352 | LHASH_OF(ERR_STRING_DATA) *ret = NULL; | ||
353 | |||
354 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
355 | if (!int_error_hash && create) | ||
356 | { | ||
357 | CRYPTO_push_info("int_err_get (err.c)"); | ||
358 | int_error_hash = lh_ERR_STRING_DATA_new(); | ||
359 | CRYPTO_pop_info(); | ||
360 | } | ||
361 | if (int_error_hash) | ||
362 | ret = int_error_hash; | ||
363 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
364 | |||
365 | return ret; | ||
366 | } | ||
367 | |||
368 | static void int_err_del(void) | ||
369 | { | ||
370 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
371 | if (int_error_hash) | ||
372 | { | ||
373 | lh_ERR_STRING_DATA_free(int_error_hash); | ||
374 | int_error_hash = NULL; | ||
375 | } | ||
376 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
377 | } | ||
378 | |||
379 | static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *d) | ||
380 | { | ||
381 | ERR_STRING_DATA *p; | ||
382 | LHASH_OF(ERR_STRING_DATA) *hash; | ||
383 | |||
384 | err_fns_check(); | ||
385 | hash = ERRFN(err_get)(0); | ||
386 | if (!hash) | ||
387 | return NULL; | ||
388 | |||
389 | CRYPTO_r_lock(CRYPTO_LOCK_ERR); | ||
390 | p = lh_ERR_STRING_DATA_retrieve(hash, d); | ||
391 | CRYPTO_r_unlock(CRYPTO_LOCK_ERR); | ||
392 | |||
393 | return p; | ||
394 | } | ||
395 | |||
396 | static ERR_STRING_DATA *int_err_set_item(ERR_STRING_DATA *d) | ||
397 | { | ||
398 | ERR_STRING_DATA *p; | ||
399 | LHASH_OF(ERR_STRING_DATA) *hash; | ||
400 | |||
401 | err_fns_check(); | ||
402 | hash = ERRFN(err_get)(1); | ||
403 | if (!hash) | ||
404 | return NULL; | ||
405 | |||
406 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
407 | p = lh_ERR_STRING_DATA_insert(hash, d); | ||
408 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
409 | |||
410 | return p; | ||
411 | } | ||
412 | |||
413 | static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *d) | ||
414 | { | ||
415 | ERR_STRING_DATA *p; | ||
416 | LHASH_OF(ERR_STRING_DATA) *hash; | ||
417 | |||
418 | err_fns_check(); | ||
419 | hash = ERRFN(err_get)(0); | ||
420 | if (!hash) | ||
421 | return NULL; | ||
422 | |||
423 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
424 | p = lh_ERR_STRING_DATA_delete(hash, d); | ||
425 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
426 | |||
427 | return p; | ||
428 | } | ||
429 | |||
430 | static unsigned long err_state_hash(const ERR_STATE *a) | ||
431 | { | ||
432 | return CRYPTO_THREADID_hash(&a->tid) * 13; | ||
433 | } | ||
434 | static IMPLEMENT_LHASH_HASH_FN(err_state, ERR_STATE) | ||
435 | |||
436 | static int err_state_cmp(const ERR_STATE *a, const ERR_STATE *b) | ||
437 | { | ||
438 | return CRYPTO_THREADID_cmp(&a->tid, &b->tid); | ||
439 | } | ||
440 | static IMPLEMENT_LHASH_COMP_FN(err_state, ERR_STATE) | ||
441 | |||
442 | static LHASH_OF(ERR_STATE) *int_thread_get(int create) | ||
443 | { | ||
444 | LHASH_OF(ERR_STATE) *ret = NULL; | ||
445 | |||
446 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
447 | if (!int_thread_hash && create) | ||
448 | { | ||
449 | CRYPTO_push_info("int_thread_get (err.c)"); | ||
450 | int_thread_hash = lh_ERR_STATE_new(); | ||
451 | CRYPTO_pop_info(); | ||
452 | } | ||
453 | if (int_thread_hash) | ||
454 | { | ||
455 | int_thread_hash_references++; | ||
456 | ret = int_thread_hash; | ||
457 | } | ||
458 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
459 | return ret; | ||
460 | } | ||
461 | |||
462 | static void int_thread_release(LHASH_OF(ERR_STATE) **hash) | ||
463 | { | ||
464 | int i; | ||
465 | |||
466 | if (hash == NULL || *hash == NULL) | ||
467 | return; | ||
468 | |||
469 | i = CRYPTO_add(&int_thread_hash_references, -1, CRYPTO_LOCK_ERR); | ||
470 | |||
471 | #ifdef REF_PRINT | ||
472 | fprintf(stderr,"%4d:%s\n",int_thread_hash_references,"ERR"); | ||
473 | #endif | ||
474 | if (i > 0) return; | ||
475 | #ifdef REF_CHECK | ||
476 | if (i < 0) | ||
477 | { | ||
478 | fprintf(stderr,"int_thread_release, bad reference count\n"); | ||
479 | abort(); /* ok */ | ||
480 | } | ||
481 | #endif | ||
482 | *hash = NULL; | ||
483 | } | ||
484 | |||
485 | static ERR_STATE *int_thread_get_item(const ERR_STATE *d) | ||
486 | { | ||
487 | ERR_STATE *p; | ||
488 | LHASH_OF(ERR_STATE) *hash; | ||
489 | |||
490 | err_fns_check(); | ||
491 | hash = ERRFN(thread_get)(0); | ||
492 | if (!hash) | ||
493 | return NULL; | ||
494 | |||
495 | CRYPTO_r_lock(CRYPTO_LOCK_ERR); | ||
496 | p = lh_ERR_STATE_retrieve(hash, d); | ||
497 | CRYPTO_r_unlock(CRYPTO_LOCK_ERR); | ||
498 | |||
499 | ERRFN(thread_release)(&hash); | ||
500 | return p; | ||
501 | } | ||
502 | |||
503 | static ERR_STATE *int_thread_set_item(ERR_STATE *d) | ||
504 | { | ||
505 | ERR_STATE *p; | ||
506 | LHASH_OF(ERR_STATE) *hash; | ||
507 | |||
508 | err_fns_check(); | ||
509 | hash = ERRFN(thread_get)(1); | ||
510 | if (!hash) | ||
511 | return NULL; | ||
512 | |||
513 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
514 | p = lh_ERR_STATE_insert(hash, d); | ||
515 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
516 | |||
517 | ERRFN(thread_release)(&hash); | ||
518 | return p; | ||
519 | } | ||
520 | |||
521 | static void int_thread_del_item(const ERR_STATE *d) | ||
522 | { | ||
523 | ERR_STATE *p; | ||
524 | LHASH_OF(ERR_STATE) *hash; | ||
525 | |||
526 | err_fns_check(); | ||
527 | hash = ERRFN(thread_get)(0); | ||
528 | if (!hash) | ||
529 | return; | ||
530 | |||
531 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
532 | p = lh_ERR_STATE_delete(hash, d); | ||
533 | /* make sure we don't leak memory */ | ||
534 | if (int_thread_hash_references == 1 | ||
535 | && int_thread_hash && lh_ERR_STATE_num_items(int_thread_hash) == 0) | ||
536 | { | ||
537 | lh_ERR_STATE_free(int_thread_hash); | ||
538 | int_thread_hash = NULL; | ||
539 | } | ||
540 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
541 | |||
542 | ERRFN(thread_release)(&hash); | ||
543 | if (p) | ||
544 | ERR_STATE_free(p); | ||
545 | } | ||
546 | |||
547 | static int int_err_get_next_lib(void) | ||
548 | { | ||
549 | int ret; | ||
550 | |||
551 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
552 | ret = int_err_library_number++; | ||
553 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
554 | |||
555 | return ret; | ||
556 | } | ||
557 | |||
558 | |||
559 | #ifndef OPENSSL_NO_ERR | ||
560 | #define NUM_SYS_STR_REASONS 127 | ||
561 | #define LEN_SYS_STR_REASON 32 | ||
562 | |||
563 | static ERR_STRING_DATA SYS_str_reasons[NUM_SYS_STR_REASONS + 1]; | ||
564 | /* SYS_str_reasons is filled with copies of strerror() results at | ||
565 | * initialization. | ||
566 | * 'errno' values up to 127 should cover all usual errors, | ||
567 | * others will be displayed numerically by ERR_error_string. | ||
568 | * It is crucial that we have something for each reason code | ||
569 | * that occurs in ERR_str_reasons, or bogus reason strings | ||
570 | * will be returned for SYSerr(), which always gets an errno | ||
571 | * value and never one of those 'standard' reason codes. */ | ||
572 | |||
573 | static void build_SYS_str_reasons(void) | ||
574 | { | ||
575 | /* OPENSSL_malloc cannot be used here, use static storage instead */ | ||
576 | static char strerror_tab[NUM_SYS_STR_REASONS][LEN_SYS_STR_REASON]; | ||
577 | int i; | ||
578 | static int init = 1; | ||
579 | |||
580 | CRYPTO_r_lock(CRYPTO_LOCK_ERR); | ||
581 | if (!init) | ||
582 | { | ||
583 | CRYPTO_r_unlock(CRYPTO_LOCK_ERR); | ||
584 | return; | ||
585 | } | ||
586 | |||
587 | CRYPTO_r_unlock(CRYPTO_LOCK_ERR); | ||
588 | CRYPTO_w_lock(CRYPTO_LOCK_ERR); | ||
589 | if (!init) | ||
590 | { | ||
591 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
592 | return; | ||
593 | } | ||
594 | |||
595 | for (i = 1; i <= NUM_SYS_STR_REASONS; i++) | ||
596 | { | ||
597 | ERR_STRING_DATA *str = &SYS_str_reasons[i - 1]; | ||
598 | |||
599 | str->error = (unsigned long)i; | ||
600 | if (str->string == NULL) | ||
601 | { | ||
602 | char (*dest)[LEN_SYS_STR_REASON] = &(strerror_tab[i - 1]); | ||
603 | char *src = strerror(i); | ||
604 | if (src != NULL) | ||
605 | { | ||
606 | strncpy(*dest, src, sizeof *dest); | ||
607 | (*dest)[sizeof *dest - 1] = '\0'; | ||
608 | str->string = *dest; | ||
609 | } | ||
610 | } | ||
611 | if (str->string == NULL) | ||
612 | str->string = "unknown"; | ||
613 | } | ||
614 | |||
615 | /* Now we still have SYS_str_reasons[NUM_SYS_STR_REASONS] = {0, NULL}, | ||
616 | * as required by ERR_load_strings. */ | ||
617 | |||
618 | init = 0; | ||
619 | |||
620 | CRYPTO_w_unlock(CRYPTO_LOCK_ERR); | ||
621 | } | ||
622 | #endif | ||
125 | 623 | ||
126 | #define err_clear_data(p,i) \ | 624 | #define err_clear_data(p,i) \ |
127 | do { \ | 625 | do { \ |
@@ -143,6 +641,68 @@ static unsigned long get_error_values(int inc,int top, | |||
143 | (p)->err_line[i]= -1; \ | 641 | (p)->err_line[i]= -1; \ |
144 | } while(0) | 642 | } while(0) |
145 | 643 | ||
644 | static void ERR_STATE_free(ERR_STATE *s) | ||
645 | { | ||
646 | int i; | ||
647 | |||
648 | if (s == NULL) | ||
649 | return; | ||
650 | |||
651 | for (i=0; i<ERR_NUM_ERRORS; i++) | ||
652 | { | ||
653 | err_clear_data(s,i); | ||
654 | } | ||
655 | OPENSSL_free(s); | ||
656 | } | ||
657 | |||
658 | void ERR_load_ERR_strings(void) | ||
659 | { | ||
660 | err_fns_check(); | ||
661 | #ifndef OPENSSL_NO_ERR | ||
662 | err_load_strings(0,ERR_str_libraries); | ||
663 | err_load_strings(0,ERR_str_reasons); | ||
664 | err_load_strings(ERR_LIB_SYS,ERR_str_functs); | ||
665 | build_SYS_str_reasons(); | ||
666 | err_load_strings(ERR_LIB_SYS,SYS_str_reasons); | ||
667 | #endif | ||
668 | } | ||
669 | |||
670 | static void err_load_strings(int lib, ERR_STRING_DATA *str) | ||
671 | { | ||
672 | while (str->error) | ||
673 | { | ||
674 | if (lib) | ||
675 | str->error|=ERR_PACK(lib,0,0); | ||
676 | ERRFN(err_set_item)(str); | ||
677 | str++; | ||
678 | } | ||
679 | } | ||
680 | |||
681 | void ERR_load_strings(int lib, ERR_STRING_DATA *str) | ||
682 | { | ||
683 | ERR_load_ERR_strings(); | ||
684 | err_load_strings(lib, str); | ||
685 | } | ||
686 | |||
687 | void ERR_unload_strings(int lib, ERR_STRING_DATA *str) | ||
688 | { | ||
689 | while (str->error) | ||
690 | { | ||
691 | if (lib) | ||
692 | str->error|=ERR_PACK(lib,0,0); | ||
693 | ERRFN(err_del_item)(str); | ||
694 | str++; | ||
695 | } | ||
696 | } | ||
697 | |||
698 | void ERR_free_strings(void) | ||
699 | { | ||
700 | err_fns_check(); | ||
701 | ERRFN(err_del)(); | ||
702 | } | ||
703 | |||
704 | /********************************************************/ | ||
705 | |||
146 | void ERR_put_error(int lib, int func, int reason, const char *file, | 706 | void ERR_put_error(int lib, int func, int reason, const char *file, |
147 | int line) | 707 | int line) |
148 | { | 708 | { |
@@ -297,6 +857,196 @@ static unsigned long get_error_values(int inc, int top, const char **file, int * | |||
297 | return ret; | 857 | return ret; |
298 | } | 858 | } |
299 | 859 | ||
860 | void ERR_error_string_n(unsigned long e, char *buf, size_t len) | ||
861 | { | ||
862 | char lsbuf[64], fsbuf[64], rsbuf[64]; | ||
863 | const char *ls,*fs,*rs; | ||
864 | unsigned long l,f,r; | ||
865 | |||
866 | l=ERR_GET_LIB(e); | ||
867 | f=ERR_GET_FUNC(e); | ||
868 | r=ERR_GET_REASON(e); | ||
869 | |||
870 | ls=ERR_lib_error_string(e); | ||
871 | fs=ERR_func_error_string(e); | ||
872 | rs=ERR_reason_error_string(e); | ||
873 | |||
874 | if (ls == NULL) | ||
875 | BIO_snprintf(lsbuf, sizeof(lsbuf), "lib(%lu)", l); | ||
876 | if (fs == NULL) | ||
877 | BIO_snprintf(fsbuf, sizeof(fsbuf), "func(%lu)", f); | ||
878 | if (rs == NULL) | ||
879 | BIO_snprintf(rsbuf, sizeof(rsbuf), "reason(%lu)", r); | ||
880 | |||
881 | BIO_snprintf(buf, len,"error:%08lX:%s:%s:%s", e, ls?ls:lsbuf, | ||
882 | fs?fs:fsbuf, rs?rs:rsbuf); | ||
883 | if (strlen(buf) == len-1) | ||
884 | { | ||
885 | /* output may be truncated; make sure we always have 5 | ||
886 | * colon-separated fields, i.e. 4 colons ... */ | ||
887 | #define NUM_COLONS 4 | ||
888 | if (len > NUM_COLONS) /* ... if possible */ | ||
889 | { | ||
890 | int i; | ||
891 | char *s = buf; | ||
892 | |||
893 | for (i = 0; i < NUM_COLONS; i++) | ||
894 | { | ||
895 | char *colon = strchr(s, ':'); | ||
896 | if (colon == NULL || colon > &buf[len-1] - NUM_COLONS + i) | ||
897 | { | ||
898 | /* set colon no. i at last possible position | ||
899 | * (buf[len-1] is the terminating 0)*/ | ||
900 | colon = &buf[len-1] - NUM_COLONS + i; | ||
901 | *colon = ':'; | ||
902 | } | ||
903 | s = colon + 1; | ||
904 | } | ||
905 | } | ||
906 | } | ||
907 | } | ||
908 | |||
909 | /* BAD for multi-threading: uses a local buffer if ret == NULL */ | ||
910 | /* ERR_error_string_n should be used instead for ret != NULL | ||
911 | * as ERR_error_string cannot know how large the buffer is */ | ||
912 | char *ERR_error_string(unsigned long e, char *ret) | ||
913 | { | ||
914 | static char buf[256]; | ||
915 | |||
916 | if (ret == NULL) ret=buf; | ||
917 | ERR_error_string_n(e, ret, 256); | ||
918 | |||
919 | return ret; | ||
920 | } | ||
921 | |||
922 | LHASH_OF(ERR_STRING_DATA) *ERR_get_string_table(void) | ||
923 | { | ||
924 | err_fns_check(); | ||
925 | return ERRFN(err_get)(0); | ||
926 | } | ||
927 | |||
928 | LHASH_OF(ERR_STATE) *ERR_get_err_state_table(void) | ||
929 | { | ||
930 | err_fns_check(); | ||
931 | return ERRFN(thread_get)(0); | ||
932 | } | ||
933 | |||
934 | void ERR_release_err_state_table(LHASH_OF(ERR_STATE) **hash) | ||
935 | { | ||
936 | err_fns_check(); | ||
937 | ERRFN(thread_release)(hash); | ||
938 | } | ||
939 | |||
940 | const char *ERR_lib_error_string(unsigned long e) | ||
941 | { | ||
942 | ERR_STRING_DATA d,*p; | ||
943 | unsigned long l; | ||
944 | |||
945 | err_fns_check(); | ||
946 | l=ERR_GET_LIB(e); | ||
947 | d.error=ERR_PACK(l,0,0); | ||
948 | p=ERRFN(err_get_item)(&d); | ||
949 | return((p == NULL)?NULL:p->string); | ||
950 | } | ||
951 | |||
952 | const char *ERR_func_error_string(unsigned long e) | ||
953 | { | ||
954 | ERR_STRING_DATA d,*p; | ||
955 | unsigned long l,f; | ||
956 | |||
957 | err_fns_check(); | ||
958 | l=ERR_GET_LIB(e); | ||
959 | f=ERR_GET_FUNC(e); | ||
960 | d.error=ERR_PACK(l,f,0); | ||
961 | p=ERRFN(err_get_item)(&d); | ||
962 | return((p == NULL)?NULL:p->string); | ||
963 | } | ||
964 | |||
965 | const char *ERR_reason_error_string(unsigned long e) | ||
966 | { | ||
967 | ERR_STRING_DATA d,*p=NULL; | ||
968 | unsigned long l,r; | ||
969 | |||
970 | err_fns_check(); | ||
971 | l=ERR_GET_LIB(e); | ||
972 | r=ERR_GET_REASON(e); | ||
973 | d.error=ERR_PACK(l,0,r); | ||
974 | p=ERRFN(err_get_item)(&d); | ||
975 | if (!p) | ||
976 | { | ||
977 | d.error=ERR_PACK(0,0,r); | ||
978 | p=ERRFN(err_get_item)(&d); | ||
979 | } | ||
980 | return((p == NULL)?NULL:p->string); | ||
981 | } | ||
982 | |||
983 | void ERR_remove_thread_state(const CRYPTO_THREADID *id) | ||
984 | { | ||
985 | ERR_STATE tmp; | ||
986 | |||
987 | if (id) | ||
988 | CRYPTO_THREADID_cpy(&tmp.tid, id); | ||
989 | else | ||
990 | CRYPTO_THREADID_current(&tmp.tid); | ||
991 | err_fns_check(); | ||
992 | /* thread_del_item automatically destroys the LHASH if the number of | ||
993 | * items reaches zero. */ | ||
994 | ERRFN(thread_del_item)(&tmp); | ||
995 | } | ||
996 | |||
997 | #ifndef OPENSSL_NO_DEPRECATED | ||
998 | void ERR_remove_state(unsigned long pid) | ||
999 | { | ||
1000 | ERR_remove_thread_state(NULL); | ||
1001 | } | ||
1002 | #endif | ||
1003 | |||
1004 | ERR_STATE *ERR_get_state(void) | ||
1005 | { | ||
1006 | static ERR_STATE fallback; | ||
1007 | ERR_STATE *ret,tmp,*tmpp=NULL; | ||
1008 | int i; | ||
1009 | CRYPTO_THREADID tid; | ||
1010 | |||
1011 | err_fns_check(); | ||
1012 | CRYPTO_THREADID_current(&tid); | ||
1013 | CRYPTO_THREADID_cpy(&tmp.tid, &tid); | ||
1014 | ret=ERRFN(thread_get_item)(&tmp); | ||
1015 | |||
1016 | /* ret == the error state, if NULL, make a new one */ | ||
1017 | if (ret == NULL) | ||
1018 | { | ||
1019 | ret=(ERR_STATE *)OPENSSL_malloc(sizeof(ERR_STATE)); | ||
1020 | if (ret == NULL) return(&fallback); | ||
1021 | CRYPTO_THREADID_cpy(&ret->tid, &tid); | ||
1022 | ret->top=0; | ||
1023 | ret->bottom=0; | ||
1024 | for (i=0; i<ERR_NUM_ERRORS; i++) | ||
1025 | { | ||
1026 | ret->err_data[i]=NULL; | ||
1027 | ret->err_data_flags[i]=0; | ||
1028 | } | ||
1029 | tmpp = ERRFN(thread_set_item)(ret); | ||
1030 | /* To check if insertion failed, do a get. */ | ||
1031 | if (ERRFN(thread_get_item)(ret) != ret) | ||
1032 | { | ||
1033 | ERR_STATE_free(ret); /* could not insert it */ | ||
1034 | return(&fallback); | ||
1035 | } | ||
1036 | /* If a race occured in this function and we came second, tmpp | ||
1037 | * is the first one that we just replaced. */ | ||
1038 | if (tmpp) | ||
1039 | ERR_STATE_free(tmpp); | ||
1040 | } | ||
1041 | return ret; | ||
1042 | } | ||
1043 | |||
1044 | int ERR_get_next_error_library(void) | ||
1045 | { | ||
1046 | err_fns_check(); | ||
1047 | return ERRFN(get_next_lib)(); | ||
1048 | } | ||
1049 | |||
300 | void ERR_set_error_data(char *data, int flags) | 1050 | void ERR_set_error_data(char *data, int flags) |
301 | { | 1051 | { |
302 | ERR_STATE *es; | 1052 | ERR_STATE *es; |
@@ -383,34 +1133,3 @@ int ERR_pop_to_mark(void) | |||
383 | es->err_flags[es->top]&=~ERR_FLAG_MARK; | 1133 | es->err_flags[es->top]&=~ERR_FLAG_MARK; |
384 | return 1; | 1134 | return 1; |
385 | } | 1135 | } |
386 | |||
387 | #ifdef OPENSSL_FIPS | ||
388 | |||
389 | static ERR_STATE *fget_state(void) | ||
390 | { | ||
391 | static ERR_STATE fstate; | ||
392 | return &fstate; | ||
393 | } | ||
394 | |||
395 | ERR_STATE *(*get_state_func)(void) = fget_state; | ||
396 | void (*remove_state_func)(unsigned long pid); | ||
397 | |||
398 | ERR_STATE *ERR_get_state(void) | ||
399 | { | ||
400 | return get_state_func(); | ||
401 | } | ||
402 | |||
403 | void int_ERR_set_state_func(ERR_STATE *(*get_func)(void), | ||
404 | void (*remove_func)(unsigned long pid)) | ||
405 | { | ||
406 | get_state_func = get_func; | ||
407 | remove_state_func = remove_func; | ||
408 | } | ||
409 | |||
410 | void ERR_remove_state(unsigned long pid) | ||
411 | { | ||
412 | if (remove_state_func) | ||
413 | remove_state_func(pid); | ||
414 | } | ||
415 | |||
416 | #endif | ||