diff options
Diffstat (limited to 'src/lib/libcrypto/cryptlib.c')
| -rw-r--r-- | src/lib/libcrypto/cryptlib.c | 744 |
1 files changed, 744 insertions, 0 deletions
diff --git a/src/lib/libcrypto/cryptlib.c b/src/lib/libcrypto/cryptlib.c new file mode 100644 index 0000000000..e63bbe8dba --- /dev/null +++ b/src/lib/libcrypto/cryptlib.c | |||
| @@ -0,0 +1,744 @@ | |||
| 1 | /* crypto/cryptlib.c */ | ||
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
| 3 | * All rights reserved. | ||
| 4 | * | ||
| 5 | * This package is an SSL implementation written | ||
| 6 | * by Eric Young (eay@cryptsoft.com). | ||
| 7 | * The implementation was written so as to conform with Netscapes SSL. | ||
| 8 | * | ||
| 9 | * This library is free for commercial and non-commercial use as long as | ||
| 10 | * the following conditions are aheared to. The following conditions | ||
| 11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
| 13 | * included with this distribution is covered by the same copyright terms | ||
| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
| 15 | * | ||
| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
| 17 | * the code are not to be removed. | ||
| 18 | * If this package is used in a product, Eric Young should be given attribution | ||
| 19 | * as the author of the parts of the library used. | ||
| 20 | * This can be in the form of a textual message at program startup or | ||
| 21 | * in documentation (online or textual) provided with the package. | ||
| 22 | * | ||
| 23 | * Redistribution and use in source and binary forms, with or without | ||
| 24 | * modification, are permitted provided that the following conditions | ||
| 25 | * are met: | ||
| 26 | * 1. Redistributions of source code must retain the copyright | ||
| 27 | * notice, this list of conditions and the following disclaimer. | ||
| 28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
| 29 | * notice, this list of conditions and the following disclaimer in the | ||
| 30 | * documentation and/or other materials provided with the distribution. | ||
| 31 | * 3. All advertising materials mentioning features or use of this software | ||
| 32 | * must display the following acknowledgement: | ||
| 33 | * "This product includes cryptographic software written by | ||
| 34 | * Eric Young (eay@cryptsoft.com)" | ||
| 35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
| 36 | * being used are not cryptographic related :-). | ||
| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
| 38 | * the apps directory (application code) you must include an acknowledgement: | ||
| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
| 40 | * | ||
| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
| 51 | * SUCH DAMAGE. | ||
| 52 | * | ||
| 53 | * The licence and distribution terms for any publically available version or | ||
| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
| 55 | * copied and put under another distribution licence | ||
| 56 | * [including the GNU Public Licence.] | ||
| 57 | */ | ||
| 58 | |||
| 59 | #include <stdio.h> | ||
| 60 | #include <string.h> | ||
| 61 | #include "cryptlib.h" | ||
| 62 | #include <openssl/crypto.h> | ||
| 63 | #include <openssl/safestack.h> | ||
| 64 | |||
| 65 | #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) | ||
| 66 | static double SSLeay_MSVC5_hack=0.0; /* and for VC1.5 */ | ||
| 67 | #endif | ||
| 68 | |||
| 69 | DECLARE_STACK_OF(CRYPTO_dynlock) | ||
| 70 | IMPLEMENT_STACK_OF(CRYPTO_dynlock) | ||
| 71 | |||
| 72 | /* real #defines in crypto.h, keep these upto date */ | ||
| 73 | static const char* lock_names[CRYPTO_NUM_LOCKS] = | ||
| 74 | { | ||
| 75 | "<<ERROR>>", | ||
| 76 | "err", | ||
| 77 | "ex_data", | ||
| 78 | "x509", | ||
| 79 | "x509_info", | ||
| 80 | "x509_pkey", | ||
| 81 | "x509_crl", | ||
| 82 | "x509_req", | ||
| 83 | "dsa", | ||
| 84 | "rsa", | ||
| 85 | "evp_pkey", | ||
| 86 | "x509_store", | ||
| 87 | "ssl_ctx", | ||
| 88 | "ssl_cert", | ||
| 89 | "ssl_session", | ||
| 90 | "ssl_sess_cert", | ||
| 91 | "ssl", | ||
| 92 | "ssl_method", | ||
| 93 | "rand", | ||
| 94 | "rand2", | ||
| 95 | "debug_malloc", | ||
| 96 | "BIO", | ||
| 97 | "gethostbyname", | ||
| 98 | "getservbyname", | ||
| 99 | "readdir", | ||
| 100 | "RSA_blinding", | ||
| 101 | "dh", | ||
| 102 | "debug_malloc2", | ||
| 103 | "dso", | ||
| 104 | "dynlock", | ||
| 105 | "engine", | ||
| 106 | "ui", | ||
| 107 | "hwcrhk", /* This is a HACK which will disappear in 0.9.8 */ | ||
| 108 | "fips", | ||
| 109 | "fips2", | ||
| 110 | #if CRYPTO_NUM_LOCKS != 35 | ||
| 111 | # error "Inconsistency between crypto.h and cryptlib.c" | ||
| 112 | #endif | ||
| 113 | }; | ||
| 114 | |||
| 115 | /* This is for applications to allocate new type names in the non-dynamic | ||
| 116 | array of lock names. These are numbered with positive numbers. */ | ||
| 117 | static STACK *app_locks=NULL; | ||
| 118 | |||
| 119 | /* For applications that want a more dynamic way of handling threads, the | ||
| 120 | following stack is used. These are externally numbered with negative | ||
| 121 | numbers. */ | ||
| 122 | static STACK_OF(CRYPTO_dynlock) *dyn_locks=NULL; | ||
| 123 | |||
| 124 | |||
| 125 | static void (MS_FAR *locking_callback)(int mode,int type, | ||
| 126 | const char *file,int line)=NULL; | ||
| 127 | static int (MS_FAR *add_lock_callback)(int *pointer,int amount, | ||
| 128 | int type,const char *file,int line)=NULL; | ||
| 129 | static unsigned long (MS_FAR *id_callback)(void)=NULL; | ||
| 130 | static struct CRYPTO_dynlock_value *(MS_FAR *dynlock_create_callback) | ||
| 131 | (const char *file,int line)=NULL; | ||
| 132 | static void (MS_FAR *dynlock_lock_callback)(int mode, | ||
| 133 | struct CRYPTO_dynlock_value *l, const char *file,int line)=NULL; | ||
| 134 | static void (MS_FAR *dynlock_destroy_callback)(struct CRYPTO_dynlock_value *l, | ||
| 135 | const char *file,int line)=NULL; | ||
| 136 | |||
| 137 | int CRYPTO_get_new_lockid(char *name) | ||
| 138 | { | ||
| 139 | char *str; | ||
| 140 | int i; | ||
| 141 | |||
| 142 | #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) | ||
| 143 | /* A hack to make Visual C++ 5.0 work correctly when linking as | ||
| 144 | * a DLL using /MT. Without this, the application cannot use | ||
| 145 | * and floating point printf's. | ||
| 146 | * It also seems to be needed for Visual C 1.5 (win16) */ | ||
| 147 | SSLeay_MSVC5_hack=(double)name[0]*(double)name[1]; | ||
| 148 | #endif | ||
| 149 | |||
| 150 | if ((app_locks == NULL) && ((app_locks=sk_new_null()) == NULL)) | ||
| 151 | { | ||
| 152 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE); | ||
| 153 | return(0); | ||
| 154 | } | ||
| 155 | if ((str=BUF_strdup(name)) == NULL) | ||
| 156 | { | ||
| 157 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE); | ||
| 158 | return(0); | ||
| 159 | } | ||
| 160 | i=sk_push(app_locks,str); | ||
| 161 | if (!i) | ||
| 162 | OPENSSL_free(str); | ||
| 163 | else | ||
| 164 | i+=CRYPTO_NUM_LOCKS; /* gap of one :-) */ | ||
| 165 | return(i); | ||
| 166 | } | ||
| 167 | |||
| 168 | int CRYPTO_num_locks(void) | ||
| 169 | { | ||
| 170 | return CRYPTO_NUM_LOCKS; | ||
| 171 | } | ||
| 172 | |||
| 173 | int CRYPTO_get_new_dynlockid(void) | ||
| 174 | { | ||
| 175 | int i = 0; | ||
| 176 | CRYPTO_dynlock *pointer = NULL; | ||
| 177 | |||
| 178 | if (dynlock_create_callback == NULL) | ||
| 179 | { | ||
| 180 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK); | ||
| 181 | return(0); | ||
| 182 | } | ||
| 183 | CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK); | ||
| 184 | if ((dyn_locks == NULL) | ||
| 185 | && ((dyn_locks=sk_CRYPTO_dynlock_new_null()) == NULL)) | ||
| 186 | { | ||
| 187 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 188 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE); | ||
| 189 | return(0); | ||
| 190 | } | ||
| 191 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 192 | |||
| 193 | pointer = (CRYPTO_dynlock *)OPENSSL_malloc(sizeof(CRYPTO_dynlock)); | ||
| 194 | if (pointer == NULL) | ||
| 195 | { | ||
| 196 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE); | ||
| 197 | return(0); | ||
| 198 | } | ||
| 199 | pointer->references = 1; | ||
| 200 | pointer->data = dynlock_create_callback(__FILE__,__LINE__); | ||
| 201 | if (pointer->data == NULL) | ||
| 202 | { | ||
| 203 | OPENSSL_free(pointer); | ||
| 204 | CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE); | ||
| 205 | return(0); | ||
| 206 | } | ||
| 207 | |||
| 208 | CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK); | ||
| 209 | /* First, try to find an existing empty slot */ | ||
| 210 | i=sk_CRYPTO_dynlock_find(dyn_locks,NULL); | ||
| 211 | /* If there was none, push, thereby creating a new one */ | ||
| 212 | if (i == -1) | ||
| 213 | /* Since sk_push() returns the number of items on the | ||
| 214 | stack, not the location of the pushed item, we need | ||
| 215 | to transform the returned number into a position, | ||
| 216 | by decreasing it. */ | ||
| 217 | i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1; | ||
| 218 | else | ||
| 219 | /* If we found a place with a NULL pointer, put our pointer | ||
| 220 | in it. */ | ||
| 221 | sk_CRYPTO_dynlock_set(dyn_locks,i,pointer); | ||
| 222 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 223 | |||
| 224 | if (i == -1) | ||
| 225 | { | ||
| 226 | dynlock_destroy_callback(pointer->data,__FILE__,__LINE__); | ||
| 227 | OPENSSL_free(pointer); | ||
| 228 | } | ||
| 229 | else | ||
| 230 | i += 1; /* to avoid 0 */ | ||
| 231 | return -i; | ||
| 232 | } | ||
| 233 | |||
| 234 | void CRYPTO_destroy_dynlockid(int i) | ||
| 235 | { | ||
| 236 | CRYPTO_dynlock *pointer = NULL; | ||
| 237 | if (i) | ||
| 238 | i = -i-1; | ||
| 239 | if (dynlock_destroy_callback == NULL) | ||
| 240 | return; | ||
| 241 | |||
| 242 | CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK); | ||
| 243 | |||
| 244 | if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks)) | ||
| 245 | { | ||
| 246 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 247 | return; | ||
| 248 | } | ||
| 249 | pointer = sk_CRYPTO_dynlock_value(dyn_locks, i); | ||
| 250 | if (pointer != NULL) | ||
| 251 | { | ||
| 252 | --pointer->references; | ||
| 253 | #ifdef REF_CHECK | ||
| 254 | if (pointer->references < 0) | ||
| 255 | { | ||
| 256 | fprintf(stderr,"CRYPTO_destroy_dynlockid, bad reference count\n"); | ||
| 257 | abort(); | ||
| 258 | } | ||
| 259 | else | ||
| 260 | #endif | ||
| 261 | if (pointer->references <= 0) | ||
| 262 | { | ||
| 263 | sk_CRYPTO_dynlock_set(dyn_locks, i, NULL); | ||
| 264 | } | ||
| 265 | else | ||
| 266 | pointer = NULL; | ||
| 267 | } | ||
| 268 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 269 | |||
| 270 | if (pointer) | ||
| 271 | { | ||
| 272 | dynlock_destroy_callback(pointer->data,__FILE__,__LINE__); | ||
| 273 | OPENSSL_free(pointer); | ||
| 274 | } | ||
| 275 | } | ||
| 276 | |||
| 277 | struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i) | ||
| 278 | { | ||
| 279 | CRYPTO_dynlock *pointer = NULL; | ||
| 280 | if (i) | ||
| 281 | i = -i-1; | ||
| 282 | |||
| 283 | CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK); | ||
| 284 | |||
| 285 | if (dyn_locks != NULL && i < sk_CRYPTO_dynlock_num(dyn_locks)) | ||
| 286 | pointer = sk_CRYPTO_dynlock_value(dyn_locks, i); | ||
| 287 | if (pointer) | ||
| 288 | pointer->references++; | ||
| 289 | |||
| 290 | CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK); | ||
| 291 | |||
| 292 | if (pointer) | ||
| 293 | return pointer->data; | ||
| 294 | return NULL; | ||
| 295 | } | ||
| 296 | |||
| 297 | struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void)) | ||
| 298 | (const char *file,int line) | ||
| 299 | { | ||
| 300 | return(dynlock_create_callback); | ||
| 301 | } | ||
| 302 | |||
| 303 | void (*CRYPTO_get_dynlock_lock_callback(void))(int mode, | ||
| 304 | struct CRYPTO_dynlock_value *l, const char *file,int line) | ||
| 305 | { | ||
| 306 | return(dynlock_lock_callback); | ||
| 307 | } | ||
| 308 | |||
| 309 | void (*CRYPTO_get_dynlock_destroy_callback(void)) | ||
| 310 | (struct CRYPTO_dynlock_value *l, const char *file,int line) | ||
| 311 | { | ||
| 312 | return(dynlock_destroy_callback); | ||
| 313 | } | ||
| 314 | |||
| 315 | void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func) | ||
| 316 | (const char *file, int line)) | ||
| 317 | { | ||
| 318 | dynlock_create_callback=func; | ||
| 319 | } | ||
| 320 | |||
| 321 | void CRYPTO_set_dynlock_lock_callback(void (*func)(int mode, | ||
| 322 | struct CRYPTO_dynlock_value *l, const char *file, int line)) | ||
| 323 | { | ||
| 324 | dynlock_lock_callback=func; | ||
| 325 | } | ||
| 326 | |||
| 327 | void CRYPTO_set_dynlock_destroy_callback(void (*func) | ||
| 328 | (struct CRYPTO_dynlock_value *l, const char *file, int line)) | ||
| 329 | { | ||
| 330 | dynlock_destroy_callback=func; | ||
| 331 | } | ||
| 332 | |||
| 333 | |||
| 334 | void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file, | ||
| 335 | int line) | ||
| 336 | { | ||
| 337 | return(locking_callback); | ||
| 338 | } | ||
| 339 | |||
| 340 | int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type, | ||
| 341 | const char *file,int line) | ||
| 342 | { | ||
| 343 | return(add_lock_callback); | ||
| 344 | } | ||
| 345 | |||
| 346 | void CRYPTO_set_locking_callback(void (*func)(int mode,int type, | ||
| 347 | const char *file,int line)) | ||
| 348 | { | ||
| 349 | locking_callback=func; | ||
| 350 | } | ||
| 351 | |||
| 352 | void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type, | ||
| 353 | const char *file,int line)) | ||
| 354 | { | ||
| 355 | add_lock_callback=func; | ||
| 356 | } | ||
| 357 | |||
| 358 | unsigned long (*CRYPTO_get_id_callback(void))(void) | ||
| 359 | { | ||
| 360 | return(id_callback); | ||
| 361 | } | ||
| 362 | |||
| 363 | void CRYPTO_set_id_callback(unsigned long (*func)(void)) | ||
| 364 | { | ||
| 365 | id_callback=func; | ||
| 366 | } | ||
| 367 | |||
| 368 | unsigned long CRYPTO_thread_id(void) | ||
| 369 | { | ||
| 370 | unsigned long ret=0; | ||
| 371 | |||
| 372 | if (id_callback == NULL) | ||
| 373 | { | ||
| 374 | #ifdef OPENSSL_SYS_WIN16 | ||
| 375 | ret=(unsigned long)GetCurrentTask(); | ||
| 376 | #elif defined(OPENSSL_SYS_WIN32) | ||
| 377 | ret=(unsigned long)GetCurrentThreadId(); | ||
| 378 | #elif defined(GETPID_IS_MEANINGLESS) | ||
| 379 | ret=1L; | ||
| 380 | #else | ||
| 381 | ret=(unsigned long)getpid(); | ||
| 382 | #endif | ||
| 383 | } | ||
| 384 | else | ||
| 385 | ret=id_callback(); | ||
| 386 | return(ret); | ||
| 387 | } | ||
| 388 | |||
| 389 | void CRYPTO_lock(int mode, int type, const char *file, int line) | ||
| 390 | { | ||
| 391 | #ifdef LOCK_DEBUG | ||
| 392 | { | ||
| 393 | char *rw_text,*operation_text; | ||
| 394 | |||
| 395 | if (mode & CRYPTO_LOCK) | ||
| 396 | operation_text="lock "; | ||
| 397 | else if (mode & CRYPTO_UNLOCK) | ||
| 398 | operation_text="unlock"; | ||
| 399 | else | ||
| 400 | operation_text="ERROR "; | ||
| 401 | |||
| 402 | if (mode & CRYPTO_READ) | ||
| 403 | rw_text="r"; | ||
| 404 | else if (mode & CRYPTO_WRITE) | ||
| 405 | rw_text="w"; | ||
| 406 | else | ||
| 407 | rw_text="ERROR"; | ||
| 408 | |||
| 409 | fprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\n", | ||
| 410 | CRYPTO_thread_id(), rw_text, operation_text, | ||
| 411 | CRYPTO_get_lock_name(type), file, line); | ||
| 412 | } | ||
| 413 | #endif | ||
| 414 | if (type < 0) | ||
| 415 | { | ||
| 416 | if (dynlock_lock_callback != NULL) | ||
| 417 | { | ||
| 418 | struct CRYPTO_dynlock_value *pointer | ||
| 419 | = CRYPTO_get_dynlock_value(type); | ||
| 420 | |||
| 421 | OPENSSL_assert(pointer != NULL); | ||
| 422 | |||
| 423 | dynlock_lock_callback(mode, pointer, file, line); | ||
| 424 | |||
| 425 | CRYPTO_destroy_dynlockid(type); | ||
| 426 | } | ||
| 427 | } | ||
| 428 | else | ||
| 429 | if (locking_callback != NULL) | ||
| 430 | locking_callback(mode,type,file,line); | ||
| 431 | } | ||
| 432 | |||
| 433 | int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file, | ||
| 434 | int line) | ||
| 435 | { | ||
| 436 | int ret = 0; | ||
| 437 | |||
| 438 | if (add_lock_callback != NULL) | ||
| 439 | { | ||
| 440 | #ifdef LOCK_DEBUG | ||
| 441 | int before= *pointer; | ||
| 442 | #endif | ||
| 443 | |||
| 444 | ret=add_lock_callback(pointer,amount,type,file,line); | ||
| 445 | #ifdef LOCK_DEBUG | ||
| 446 | fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n", | ||
| 447 | CRYPTO_thread_id(), | ||
| 448 | before,amount,ret, | ||
| 449 | CRYPTO_get_lock_name(type), | ||
| 450 | file,line); | ||
| 451 | #endif | ||
| 452 | } | ||
| 453 | else | ||
| 454 | { | ||
| 455 | CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,file,line); | ||
| 456 | |||
| 457 | ret= *pointer+amount; | ||
| 458 | #ifdef LOCK_DEBUG | ||
| 459 | fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n", | ||
| 460 | CRYPTO_thread_id(), | ||
| 461 | *pointer,amount,ret, | ||
| 462 | CRYPTO_get_lock_name(type), | ||
| 463 | file,line); | ||
| 464 | #endif | ||
| 465 | *pointer=ret; | ||
| 466 | CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,file,line); | ||
| 467 | } | ||
| 468 | return(ret); | ||
| 469 | } | ||
| 470 | |||
| 471 | const char *CRYPTO_get_lock_name(int type) | ||
| 472 | { | ||
| 473 | if (type < 0) | ||
| 474 | return("dynamic"); | ||
| 475 | else if (type < CRYPTO_NUM_LOCKS) | ||
| 476 | return(lock_names[type]); | ||
| 477 | else if (type-CRYPTO_NUM_LOCKS > sk_num(app_locks)) | ||
| 478 | return("ERROR"); | ||
| 479 | else | ||
| 480 | return(sk_value(app_locks,type-CRYPTO_NUM_LOCKS)); | ||
| 481 | } | ||
| 482 | |||
| 483 | int OPENSSL_NONPIC_relocated=0; | ||
| 484 | |||
| 485 | #if defined(_WIN32) && defined(_WINDLL) | ||
| 486 | |||
| 487 | /* All we really need to do is remove the 'error' state when a thread | ||
| 488 | * detaches */ | ||
| 489 | |||
| 490 | BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, | ||
| 491 | LPVOID lpvReserved) | ||
| 492 | { | ||
| 493 | switch(fdwReason) | ||
| 494 | { | ||
| 495 | case DLL_PROCESS_ATTACH: | ||
| 496 | #if defined(_WIN32_WINNT) | ||
| 497 | { | ||
| 498 | IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *)hinstDLL; | ||
| 499 | IMAGE_NT_HEADERS *nt_headers; | ||
| 500 | |||
| 501 | if (dos_header->e_magic==IMAGE_DOS_SIGNATURE) | ||
| 502 | { | ||
| 503 | nt_headers = (IMAGE_NT_HEADERS *)((char *)dos_header | ||
| 504 | + dos_header->e_lfanew); | ||
| 505 | if (nt_headers->Signature==IMAGE_NT_SIGNATURE && | ||
| 506 | hinstDLL!=(HINSTANCE)(nt_headers->OptionalHeader.ImageBase)) | ||
| 507 | OPENSSL_NONPIC_relocated=1; | ||
| 508 | } | ||
| 509 | } | ||
| 510 | #endif | ||
| 511 | break; | ||
| 512 | case DLL_THREAD_ATTACH: | ||
| 513 | break; | ||
| 514 | case DLL_THREAD_DETACH: | ||
| 515 | ERR_remove_state(0); | ||
| 516 | break; | ||
| 517 | case DLL_PROCESS_DETACH: | ||
| 518 | break; | ||
| 519 | } | ||
| 520 | return(TRUE); | ||
| 521 | } | ||
| 522 | #endif | ||
| 523 | |||
| 524 | #if defined(_WIN32) | ||
| 525 | #include <tchar.h> | ||
| 526 | |||
| 527 | #if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333 | ||
| 528 | static int IsService(void) | ||
| 529 | { HWINSTA h; | ||
| 530 | DWORD len; | ||
| 531 | WCHAR *name; | ||
| 532 | |||
| 533 | (void)GetDesktopWindow(); /* return value is ignored */ | ||
| 534 | |||
| 535 | h = GetProcessWindowStation(); | ||
| 536 | if (h==NULL) return -1; | ||
| 537 | |||
| 538 | if (GetUserObjectInformationW (h,UOI_NAME,NULL,0,&len) || | ||
| 539 | GetLastError() != ERROR_INSUFFICIENT_BUFFER) | ||
| 540 | return -1; | ||
| 541 | |||
| 542 | if (len>512) return -1; /* paranoia */ | ||
| 543 | len++,len&=~1; /* paranoia */ | ||
| 544 | #ifdef _MSC_VER | ||
| 545 | name=(WCHAR *)_alloca(len+sizeof(WCHAR)); | ||
| 546 | #else | ||
| 547 | name=(WCHAR *)alloca(len+sizeof(WCHAR)); | ||
| 548 | #endif | ||
| 549 | if (!GetUserObjectInformationW (h,UOI_NAME,name,len,&len)) | ||
| 550 | return -1; | ||
| 551 | |||
| 552 | len++,len&=~1; /* paranoia */ | ||
| 553 | name[len/sizeof(WCHAR)]=L'\0'; /* paranoia */ | ||
| 554 | #if 1 | ||
| 555 | /* This doesn't cover "interactive" services [working with real | ||
| 556 | * WinSta0's] nor programs started non-interactively by Task | ||
| 557 | * Scheduler [those are working with SAWinSta]. */ | ||
| 558 | if (wcsstr(name,L"Service-0x")) return 1; | ||
| 559 | #else | ||
| 560 | /* This covers all non-interactive programs such as services. */ | ||
| 561 | if (!wcsstr(name,L"WinSta0")) return 1; | ||
| 562 | #endif | ||
| 563 | else return 0; | ||
| 564 | } | ||
| 565 | #endif | ||
| 566 | |||
| 567 | void OPENSSL_showfatal (const char *fmta,...) | ||
| 568 | { va_list ap; | ||
| 569 | TCHAR buf[256]; | ||
| 570 | const TCHAR *fmt; | ||
| 571 | HANDLE h; | ||
| 572 | |||
| 573 | if ((h=GetStdHandle(STD_ERROR_HANDLE)) != NULL && | ||
| 574 | GetFileType(h)!=FILE_TYPE_UNKNOWN) | ||
| 575 | { /* must be console application */ | ||
| 576 | va_start (ap,fmta); | ||
| 577 | vfprintf (stderr,fmta,ap); | ||
| 578 | va_end (ap); | ||
| 579 | return; | ||
| 580 | } | ||
| 581 | |||
| 582 | if (sizeof(TCHAR)==sizeof(char)) | ||
| 583 | fmt=(const TCHAR *)fmta; | ||
| 584 | else do | ||
| 585 | { int keepgoing; | ||
| 586 | size_t len_0=strlen(fmta)+1,i; | ||
| 587 | WCHAR *fmtw; | ||
| 588 | |||
| 589 | #ifdef _MSC_VER | ||
| 590 | fmtw = (WCHAR *)_alloca (len_0*sizeof(WCHAR)); | ||
| 591 | #else | ||
| 592 | fmtw = (WCHAR *)alloca (len_0*sizeof(WCHAR)); | ||
| 593 | #endif | ||
| 594 | if (fmtw == NULL) { fmt=(const TCHAR *)L"no stack?"; break; } | ||
| 595 | |||
| 596 | #ifndef OPENSSL_NO_MULTIBYTE | ||
| 597 | if (!MultiByteToWideChar(CP_ACP,0,fmta,len_0,fmtw,len_0)) | ||
| 598 | #endif | ||
| 599 | for (i=0;i<len_0;i++) fmtw[i]=(WCHAR)fmta[i]; | ||
| 600 | |||
| 601 | for (i=0;i<len_0;i++) | ||
| 602 | { if (fmtw[i]==L'%') do | ||
| 603 | { keepgoing=0; | ||
| 604 | switch (fmtw[i+1]) | ||
| 605 | { case L'0': case L'1': case L'2': case L'3': case L'4': | ||
| 606 | case L'5': case L'6': case L'7': case L'8': case L'9': | ||
| 607 | case L'.': case L'*': | ||
| 608 | case L'-': i++; keepgoing=1; break; | ||
| 609 | case L's': fmtw[i+1]=L'S'; break; | ||
| 610 | case L'S': fmtw[i+1]=L's'; break; | ||
| 611 | case L'c': fmtw[i+1]=L'C'; break; | ||
| 612 | case L'C': fmtw[i+1]=L'c'; break; | ||
| 613 | } | ||
| 614 | } while (keepgoing); | ||
| 615 | } | ||
| 616 | fmt = (const TCHAR *)fmtw; | ||
| 617 | } while (0); | ||
| 618 | |||
| 619 | va_start (ap,fmta); | ||
| 620 | _vsntprintf (buf,sizeof(buf)/sizeof(TCHAR)-1,fmt,ap); | ||
| 621 | buf [sizeof(buf)/sizeof(TCHAR)-1] = _T('\0'); | ||
| 622 | va_end (ap); | ||
| 623 | |||
| 624 | #if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333 | ||
| 625 | /* this -------------v--- guards NT-specific calls */ | ||
| 626 | if (GetVersion() < 0x80000000 && IsService()) | ||
| 627 | { HANDLE h = RegisterEventSource(0,_T("OPENSSL")); | ||
| 628 | const TCHAR *pmsg=buf; | ||
| 629 | ReportEvent(h,EVENTLOG_ERROR_TYPE,0,0,0,1,0,&pmsg,0); | ||
| 630 | DeregisterEventSource(h); | ||
| 631 | } | ||
| 632 | else | ||
| 633 | #endif | ||
| 634 | { MSGBOXPARAMS m; | ||
| 635 | |||
| 636 | m.cbSize = sizeof(m); | ||
| 637 | m.hwndOwner = NULL; | ||
| 638 | m.lpszCaption = _T("OpenSSL: FATAL"); | ||
| 639 | m.dwStyle = MB_OK; | ||
| 640 | m.hInstance = NULL; | ||
| 641 | m.lpszIcon = IDI_ERROR; | ||
| 642 | m.dwContextHelpId = 0; | ||
| 643 | m.lpfnMsgBoxCallback = NULL; | ||
| 644 | m.dwLanguageId = MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US); | ||
| 645 | m.lpszText = buf; | ||
| 646 | |||
| 647 | MessageBoxIndirect (&m); | ||
| 648 | } | ||
| 649 | } | ||
| 650 | #else | ||
| 651 | void OPENSSL_showfatal (const char *fmta,...) | ||
| 652 | { va_list ap; | ||
| 653 | |||
| 654 | va_start (ap,fmta); | ||
| 655 | vfprintf (stderr,fmta,ap); | ||
| 656 | va_end (ap); | ||
| 657 | } | ||
| 658 | #endif | ||
| 659 | |||
| 660 | void OpenSSLDie(const char *file,int line,const char *assertion) | ||
| 661 | { | ||
| 662 | OPENSSL_showfatal( | ||
| 663 | "%s(%d): OpenSSL internal error, assertion failed: %s\n", | ||
| 664 | file,line,assertion); | ||
| 665 | abort(); | ||
| 666 | } | ||
| 667 | |||
| 668 | void *OPENSSL_stderr(void) { return stderr; } | ||
| 669 | |||
| 670 | #ifdef OPENSSL_FIPS | ||
| 671 | |||
| 672 | void fips_w_lock(void) { CRYPTO_w_lock(CRYPTO_LOCK_FIPS); } | ||
| 673 | void fips_w_unlock(void) { CRYPTO_w_unlock(CRYPTO_LOCK_FIPS); } | ||
| 674 | void fips_r_lock(void) { CRYPTO_r_lock(CRYPTO_LOCK_FIPS); } | ||
| 675 | void fips_r_unlock(void) { CRYPTO_r_unlock(CRYPTO_LOCK_FIPS); } | ||
| 676 | |||
| 677 | static int fips_started = 0; | ||
| 678 | static unsigned long fips_thread = 0; | ||
| 679 | |||
| 680 | void fips_set_started(void) | ||
| 681 | { | ||
| 682 | fips_started = 1; | ||
| 683 | } | ||
| 684 | |||
| 685 | int fips_is_started(void) | ||
| 686 | { | ||
| 687 | return fips_started; | ||
| 688 | } | ||
| 689 | |||
| 690 | int fips_is_owning_thread(void) | ||
| 691 | { | ||
| 692 | int ret = 0; | ||
| 693 | |||
| 694 | if (fips_is_started()) | ||
| 695 | { | ||
| 696 | CRYPTO_r_lock(CRYPTO_LOCK_FIPS2); | ||
| 697 | if (fips_thread != 0 && fips_thread == CRYPTO_thread_id()) | ||
| 698 | ret = 1; | ||
| 699 | CRYPTO_r_unlock(CRYPTO_LOCK_FIPS2); | ||
| 700 | } | ||
| 701 | return ret; | ||
| 702 | } | ||
| 703 | |||
| 704 | int fips_set_owning_thread(void) | ||
| 705 | { | ||
| 706 | int ret = 0; | ||
| 707 | |||
| 708 | if (fips_is_started()) | ||
| 709 | { | ||
| 710 | CRYPTO_w_lock(CRYPTO_LOCK_FIPS2); | ||
| 711 | if (fips_thread == 0) | ||
| 712 | { | ||
| 713 | fips_thread = CRYPTO_thread_id(); | ||
| 714 | ret = 1; | ||
| 715 | } | ||
| 716 | CRYPTO_w_unlock(CRYPTO_LOCK_FIPS2); | ||
| 717 | } | ||
| 718 | return ret; | ||
| 719 | } | ||
| 720 | |||
| 721 | int fips_clear_owning_thread(void) | ||
| 722 | { | ||
| 723 | int ret = 0; | ||
| 724 | |||
| 725 | if (fips_is_started()) | ||
| 726 | { | ||
| 727 | CRYPTO_w_lock(CRYPTO_LOCK_FIPS2); | ||
| 728 | if (fips_thread == CRYPTO_thread_id()) | ||
| 729 | { | ||
| 730 | fips_thread = 0; | ||
| 731 | ret = 1; | ||
| 732 | } | ||
| 733 | CRYPTO_w_unlock(CRYPTO_LOCK_FIPS2); | ||
| 734 | } | ||
| 735 | return ret; | ||
| 736 | } | ||
| 737 | |||
| 738 | unsigned char *fips_signature_witness(void) | ||
| 739 | { | ||
| 740 | extern unsigned char FIPS_signature[]; | ||
| 741 | return FIPS_signature; | ||
| 742 | } | ||
| 743 | #endif /* OPENSSL_FIPS */ | ||
| 744 | |||
