include/openssl/crypto.h

   1 /* crypto/crypto.h */
   2 /* ====================================================================
   3  * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in
  14  *    the documentation and/or other materials provided with the
  15  *    distribution.
  16  *
  17  * 3. All advertising materials mentioning features or use of this
  18  *    software must display the following acknowledgment:
  19  *    "This product includes software developed by the OpenSSL Project
  20  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  21  *
  22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  23  *    endorse or promote products derived from this software without
  24  *    prior written permission. For written permission, please contact
  25  *    openssl-core@openssl.org.
  26  *
  27  * 5. Products derived from this software may not be called "OpenSSL"
  28  *    nor may "OpenSSL" appear in their names without prior written
  29  *    permission of the OpenSSL Project.
  30  *
  31  * 6. Redistributions of any form whatsoever must retain the following
  32  *    acknowledgment:
  33  *    "This product includes software developed by the OpenSSL Project
  34  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  35  *
  36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  47  * OF THE POSSIBILITY OF SUCH DAMAGE.
  48  * ====================================================================
  49  *
  50  * This product includes cryptographic software written by Eric Young
  51  * (eay@cryptsoft.com).  This product includes software written by Tim
  52  * Hudson (tjh@cryptsoft.com).
  53  *
  54  */
  55 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  56  * All rights reserved.
  57  *
  58  * This package is an SSL implementation written
  59  * by Eric Young (eay@cryptsoft.com).
  60  * The implementation was written so as to conform with Netscapes SSL.
  61  *
  62  * This library is free for commercial and non-commercial use as long as
  63  * the following conditions are aheared to.  The following conditions
  64  * apply to all code found in this distribution, be it the RC4, RSA,
  65  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  66  * included with this distribution is covered by the same copyright terms
  67  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  68  *
  69  * Copyright remains Eric Young's, and as such any Copyright notices in
  70  * the code are not to be removed.
  71  * If this package is used in a product, Eric Young should be given attribution
  72  * as the author of the parts of the library used.
  73  * This can be in the form of a textual message at program startup or
  74  * in documentation (online or textual) provided with the package.
  75  *
  76  * Redistribution and use in source and binary forms, with or without
  77  * modification, are permitted provided that the following conditions
  78  * are met:
  79  * 1. Redistributions of source code must retain the copyright
  80  *    notice, this list of conditions and the following disclaimer.
  81  * 2. Redistributions in binary form must reproduce the above copyright
  82  *    notice, this list of conditions and the following disclaimer in the
  83  *    documentation and/or other materials provided with the distribution.
  84  * 3. All advertising materials mentioning features or use of this software
  85  *    must display the following acknowledgement:
  86  *    "This product includes cryptographic software written by
  87  *     Eric Young (eay@cryptsoft.com)"
  88  *    The word 'cryptographic' can be left out if the rouines from the library
  89  *    being used are not cryptographic related :-).
  90  * 4. If you include any Windows specific code (or a derivative thereof) from
  91  *    the apps directory (application code) you must include an acknowledgement:
  92  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  93  *
  94  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  95  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  96  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  97  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  98  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  99  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 100  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 101  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 102  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 103  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 104  * SUCH DAMAGE.
 105  *
 106  * The licence and distribution terms for any publically available version or
 107  * derivative of this code cannot be changed.  i.e. this code cannot simply be
 108  * copied and put under another distribution licence
 109  * [including the GNU Public Licence.]
 110  */
 111 /* ====================================================================
 112  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
 113  * ECDH support in OpenSSL originally developed by
 114  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
 115  */
 116
 117 #ifndef HEADER_CRYPTO_H
 118 # define HEADER_CRYPTO_H
 119
 120 # include <stdlib.h>
 121 # include <time.h>
 122
 123 # include <openssl/e_os2.h>
 124
 125 # ifndef OPENSSL_NO_STDIO
 126 #  include <stdio.h>
 127 # endif
 128
 129 # include <openssl/stack.h>
 130 # include <openssl/safestack.h>
 131 # include <openssl/opensslv.h>
 132 # include <openssl/ossl_typ.h>
 133 # include <openssl/opensslconf.h>
 134
 135 # ifdef CHARSET_EBCDIC
 136 #  include <openssl/ebcdic.h>
 137 # endif
 138
 139 /*
 140  * Resolve problems on some operating systems with symbol names that clash
 141  * one way or another
 142  */
 143 # include <openssl/symhacks.h>
 144
 145 # if OPENSSL_API_COMPAT < 0x10100000L
 146 #  include <openssl/opensslv.h>
 147 # endif
 148
 149 #ifdef  __cplusplus
 150 extern "C" {
 151 #endif
 152
 153 # if OPENSSL_API_COMPAT < 0x10100000L
 154 #  define SSLeay                  OpenSSL_version_num
 155 #  define SSLeay_version          OpenSSL_version
 156 #  define SSLEAY_VERSION_NUMBER   OPENSSL_VERSION_NUMBER
 157 #  define SSLEAY_VERSION          OPENSSL_VERSION
 158 #  define SSLEAY_CFLAGS           OPENSSL_CFLAGS
 159 #  define SSLEAY_BUILT_ON         OPENSSL_BUILT_ON
 160 #  define SSLEAY_PLATFORM         OPENSSL_PLATFORM
 161 #  define SSLEAY_DIR              OPENSSL_DIR
 162 # endif /* OPENSSL_API_COMPAT */
 163
 164 /*
 165  * When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
 166  * names in cryptlib.c
 167  */
 168
 169 # define CRYPTO_LOCK_ERR                 1
 170 # define CRYPTO_LOCK_EX_DATA             2
 171 # define CRYPTO_LOCK_X509                3
 172 # define CRYPTO_LOCK_X509_INFO           4
 173 # define CRYPTO_LOCK_X509_PKEY           5
 174 # define CRYPTO_LOCK_X509_CRL            6
 175 # define CRYPTO_LOCK_X509_REQ            7
 176 # define CRYPTO_LOCK_DSA                 8
 177 # define CRYPTO_LOCK_RSA                 9
 178 # define CRYPTO_LOCK_EVP_PKEY            10
 179 # define CRYPTO_LOCK_X509_STORE          11
 180 # define CRYPTO_LOCK_SSL_CTX             12
 181 # define CRYPTO_LOCK_SSL_CERT            13
 182 # define CRYPTO_LOCK_SSL_SESSION         14
 183 # define CRYPTO_LOCK_SSL_SESS_CERT       15
 184 # define CRYPTO_LOCK_SSL                 16
 185 # define CRYPTO_LOCK_SSL_METHOD          17
 186 # define CRYPTO_LOCK_RAND                18
 187 # define CRYPTO_LOCK_RAND2               19
 188 # define CRYPTO_LOCK_MALLOC              20
 189 # define CRYPTO_LOCK_BIO                 21
 190 # define CRYPTO_LOCK_GETHOSTBYNAME       22
 191 # define CRYPTO_LOCK_GETSERVBYNAME       23
 192 # define CRYPTO_LOCK_READDIR             24
 193 # define CRYPTO_LOCK_RSA_BLINDING        25
 194 # define CRYPTO_LOCK_DH                  26
 195 # define CRYPTO_LOCK_MALLOC2             27
 196 # define CRYPTO_LOCK_DSO                 28
 197 # define CRYPTO_LOCK_DYNLOCK             29
 198 # define CRYPTO_LOCK_ENGINE              30
 199 # define CRYPTO_LOCK_UI                  31
 200 # define CRYPTO_LOCK_ECDSA               32
 201 # define CRYPTO_LOCK_EC                  33
 202 # define CRYPTO_LOCK_ECDH                34
 203 # define CRYPTO_LOCK_BN                  35
 204 # define CRYPTO_LOCK_EC_PRE_COMP         36
 205 # define CRYPTO_LOCK_STORE               37
 206 # define CRYPTO_LOCK_COMP                38
 207 # define CRYPTO_LOCK_FIPS                39
 208 # define CRYPTO_LOCK_FIPS2               40
 209 # define CRYPTO_NUM_LOCKS                41
 210
 211 # define CRYPTO_LOCK             1
 212 # define CRYPTO_UNLOCK           2
 213 # define CRYPTO_READ             4
 214 # define CRYPTO_WRITE            8
 215
 216 # ifndef OPENSSL_NO_LOCKING
 217 #  ifndef CRYPTO_w_lock
 218 #   define CRYPTO_w_lock(type)     \
 219         CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
 220 #   define CRYPTO_w_unlock(type)   \
 221         CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
 222 #   define CRYPTO_r_lock(type)     \
 223         CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
 224 #   define CRYPTO_r_unlock(type)   \
 225         CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
 226 #   define CRYPTO_add(addr,amount,type)    \
 227         CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
 228 #  endif
 229 # else
 230 #  define CRYPTO_w_lock(a)
 231 #  define CRYPTO_w_unlock(a)
 232 #  define CRYPTO_r_lock(a)
 233 #  define CRYPTO_r_unlock(a)
 234 #  define CRYPTO_add(a,b,c)       ((*(a))+=(b))
 235 # endif
 236
 237 /*
 238  * Some applications as well as some parts of OpenSSL need to allocate and
 239  * deallocate locks in a dynamic fashion.  The following typedef makes this
 240  * possible in a type-safe manner.
 241  * struct CRYPTO_dynlock_value has to be defined by the application.
 242  */
 243 typedef struct {
 244     int references;
 245     struct CRYPTO_dynlock_value *data;
 246 } CRYPTO_dynlock;
 247
 248 /*
 249  * The following can be used to detect memory leaks in the library. If
 250  * used, it turns on malloc checking
 251  */
 252 # define CRYPTO_MEM_CHECK_OFF     0x0
 253 # define CRYPTO_MEM_CHECK_ON      0x1
 254 # define CRYPTO_MEM_CHECK_ENABLE  0x2
 255 # define CRYPTO_MEM_CHECK_DISABLE 0x3
 256
 257 /* predec of the BIO type */
 258 typedef struct bio_st BIO_dummy;
 259
 260 struct crypto_ex_data_st {
 261     STACK_OF(void) *sk;
 262 };
 263 DEFINE_STACK_OF(void)
 264
 265 /*
 266  * Per class, we have a STACK of function pointers.
 267  */
 268 # define CRYPTO_EX_INDEX_SSL              0
 269 # define CRYPTO_EX_INDEX_SSL_CTX          1
 270 # define CRYPTO_EX_INDEX_SSL_SESSION      2
 271 # define CRYPTO_EX_INDEX_X509             3
 272 # define CRYPTO_EX_INDEX_X509_STORE       4
 273 # define CRYPTO_EX_INDEX_X509_STORE_CTX   5
 274 # define CRYPTO_EX_INDEX_DH               6
 275 # define CRYPTO_EX_INDEX_DSA              7
 276 # define CRYPTO_EX_INDEX_ECDH             8
 277 # define CRYPTO_EX_INDEX_ECDSA            9
 278 # define CRYPTO_EX_INDEX_RSA             10
 279 # define CRYPTO_EX_INDEX_ENGINE          11
 280 # define CRYPTO_EX_INDEX_UI              12
 281 # define CRYPTO_EX_INDEX_BIO             13
 282 # define CRYPTO_EX_INDEX_STORE           14
 283 # define CRYPTO_EX_INDEX_APP             15
 284 # define CRYPTO_EX_INDEX__COUNT          16
 285
 286 /*
 287  * This is the default callbacks, but we can have others as well: this is
 288  * needed in Win32 where the application malloc and the library malloc may
 289  * not be the same.
 290  */
 291 #define OPENSSL_malloc_init() \
 292     CRYPTO_set_mem_functions(CRYPTO_malloc, CRYPTO_realloc, CRYPTO_free)
 293
 294 /*
 295  * Set standard debugging functions (not done by default unless CRYPTO_MDEBUG
 296  * is defined)
 297  */
 298 # if defined CRYPTO_MDEBUG_ABORT
 299 #  ifndef CRYPTO_MDEBUG
 300 #   define CRYPTO_MDEBUG
 301 #  endif
 302 # endif
 303
 304 int CRYPTO_mem_ctrl(int mode);
 305
 306 # ifdef CRYPTO_MDEBUG
 307 #  define OPENSSL_malloc(num) \
 308         CRYPTO_malloc(num, __FILE__, __LINE__)
 309 #  define OPENSSL_zalloc(num) \
 310         CRYPTO_zalloc(num, __FILE__, __LINE__)
 311 #  define OPENSSL_realloc(addr, num) \
 312         CRYPTO_realloc(addr, num, __FILE__, __LINE__)
 313 #  define OPENSSL_clear_realloc(addr, old_num, num) \
 314         CRYPTO_clear_realloc(addr, old_num, num, __FILE__, __LINE__)
 315 #  define OPENSSL_clear_free(addr, num) \
 316         CRYPTO_clear_free(addr, num)
 317 #  define OPENSSL_free(addr) \
 318         CRYPTO_free(addr)
 319 #  define OPENSSL_memdup(str, s) \
 320         CRYPTO_memdup((str), s, __FILE__, __LINE__)
 321 #  define OPENSSL_strdup(str) \
 322         CRYPTO_strdup(str, __FILE__, __LINE__)
 323 #  define OPENSSL_strndup(str, n) \
 324         CRYPTO_strndup(str, n, __FILE__, __LINE__)
 325 #  define OPENSSL_secure_malloc(num) \
 326         CRYPTO_secure_malloc(num, __FILE__, __LINE__)
 327 #  define OPENSSL_secure_free(addr) \
 328         CRYPTO_secure_free(addr)
 329 # else
 330 #  define OPENSSL_malloc(num) \
 331         CRYPTO_malloc(num, NULL, 0)
 332 #  define OPENSSL_zalloc(num) \
 333         CRYPTO_zalloc(num, NULL, 0)
 334 #  define OPENSSL_realloc(addr, num) \
 335         CRYPTO_realloc(addr, num, NULL, 0)
 336 #  define OPENSSL_clear_realloc(addr, old_num, num) \
 337         CRYPTO_clear_realloc(addr, old_num, num, NULL, 0)
 338 #  define OPENSSL_clear_free(addr, num) \
 339         CRYPTO_clear_free(addr, num)
 340 #  define OPENSSL_free(addr) \
 341         CRYPTO_free(addr)
 342 #  define OPENSSL_memdup(str, s) \
 343         CRYPTO_memdup(str, s, NULL, 0)
 344 #  define OPENSSL_strdup(str) \
 345         CRYPTO_strdup(str, NULL, 0)
 346 #  define OPENSSL_strndup(str, s) \
 347         CRYPTO_strndup(str, s, NULL, 0)
 348 #  define OPENSSL_secure_malloc(num) \
 349         CRYPTO_secure_malloc(num, NULL, 0)
 350 #  define OPENSSL_secure_free(addr) \
 351         CRYPTO_secure_free(addr)
 352
 353 # endif
 354
 355 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 356 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 357 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
 358
 359 # define OPENSSL_MALLOC_MAX_NELEMS(type)  (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
 360
 361 unsigned long OpenSSL_version_num(void);
 362 const char *OpenSSL_version(int type);
 363 # define OPENSSL_VERSION          0
 364 # define OPENSSL_CFLAGS           1
 365 # define OPENSSL_BUILT_ON         2
 366 # define OPENSSL_PLATFORM         3
 367 # define OPENSSL_DIR              4
 368
 369 int OPENSSL_issetugid(void);
 370
 371 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 372                            int idx, long argl, void *argp);
 373 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 374                              int idx, long argl, void *argp);
 375 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
 376                            void *srcp, int idx, long argl, void *argp);
 377 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
 378                             CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
 379                             CRYPTO_EX_free *free_func);
 380 /* No longer use an index. */
 381 int CRYPTO_free_ex_index(int class_index, int idx);
 382
 383 /*
 384  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
 385  * given class (invokes whatever per-class callbacks are applicable)
 386  */
 387 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 388 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
 389                        CRYPTO_EX_DATA *from);
 390
 391 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 392
 393 /*
 394  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
 395  * index (relative to the class type involved)
 396  */
 397 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
 398 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
 399 /*
 400  * This function cleans up all "ex_data" state. It mustn't be called under
 401  * potential race-conditions.
 402  */
 403 void CRYPTO_cleanup_all_ex_data(void);
 404
 405 int CRYPTO_get_new_lockid(char *name);
 406
 407 int CRYPTO_num_locks(void);     /* return CRYPTO_NUM_LOCKS (shared libs!) */
 408 void CRYPTO_lock(int mode, int type, const char *file, int line);
 409 void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
 410                                                const char *file, int line));
 411 void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
 412                                            const char *file, int line);
 413 void CRYPTO_set_add_lock_callback(int (*func)
 414                                    (int *num, int mount, int type,
 415                                     const char *file, int line));
 416 int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
 417                                            const char *file, int line);
 418
 419 /* Don't use this structure directly. */
 420 typedef struct crypto_threadid_st {
 421     void *ptr;
 422     unsigned long val;
 423 } CRYPTO_THREADID;
 424 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
 425 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
 426 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
 427 int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
 428 void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
 429 void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
 430 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
 431 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
 432 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
 433 DEPRECATEDIN_1_0_0(void CRYPTO_set_id_callback(unsigned long (*func) (void)))
 434 DEPRECATEDIN_1_0_0(unsigned long (*CRYPTO_get_id_callback(void)) (void))
 435 DEPRECATEDIN_1_0_0(unsigned long CRYPTO_thread_id(void))
 436
 437 const char *CRYPTO_get_lock_name(int type);
 438 int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
 439                     int line);
 440
 441 int CRYPTO_get_new_dynlockid(void);
 442 void CRYPTO_destroy_dynlockid(int i);
 443 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
 444 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
 445                                         *(*dyn_create_function) (const char
 446                                                                  *file,
 447                                                                  int line));
 448 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
 449                                        (int mode,
 450                                         struct CRYPTO_dynlock_value *l,
 451                                         const char *file, int line));
 452 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
 453                                           (struct CRYPTO_dynlock_value *l,
 454                                            const char *file, int line));
 455 struct CRYPTO_dynlock_value
 456 *(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
 457 void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
 458                                                 struct CRYPTO_dynlock_value
 459                                                 *l, const char *file,
 460                                                 int line);
 461 void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
 462                                                    *l, const char *file,
 463                                                    int line);
 464
 465 int CRYPTO_set_mem_functions(
 466         void *(*m) (size_t, const char *, int),
 467         void *(*r) (void *, size_t, const char *, int),
 468         void (*f) (void *));
 469 int CRYPTO_set_mem_debug(int flag);
 470 void CRYPTO_get_mem_functions(
 471         void *(**m) (size_t, const char *, int),
 472         void *(**r) (void *, size_t, const char *, int),
 473         void (**f) (void *));
 474
 475 void *CRYPTO_malloc(size_t num, const char *file, int line);
 476 void *CRYPTO_zalloc(size_t num, const char *file, int line);
 477 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
 478 char *CRYPTO_strdup(const char *str, const char *file, int line);
 479 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
 480 void CRYPTO_free(void *ptr);
 481 void CRYPTO_clear_free(void *ptr, size_t num);
 482 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
 483 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
 484                            const char *file, int line);
 485
 486 int CRYPTO_secure_malloc_init(size_t sz, int minsize);
 487 void CRYPTO_secure_malloc_done(void);
 488 void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
 489 void CRYPTO_secure_free(void *ptr);
 490 int CRYPTO_secure_allocated(const void *ptr);
 491 int CRYPTO_secure_malloc_initialized(void);
 492 size_t CRYPTO_secure_used(void);
 493
 494 void OPENSSL_cleanse(void *ptr, size_t len);
 495
 496 # define OPENSSL_mem_debug_push(info) \
 497         CRYPTO_mem_debug_push(info, __FILE__, __LINE__)
 498 # define OPENSSL_mem_debug_pop() \
 499         CRYPTO_mem_debug_pop()
 500 int CRYPTO_mem_debug_push(const char *info, const char *file, int line);
 501 int CRYPTO_mem_debug_pop(void);
 502
 503 /*-
 504  * Debugging functions (enabled by CRYPTO_set_mem_debug_functions(1))
 505  * The flag argument has the following significance:
 506  *   0:   called before the actual memory allocation has taken place
 507  *   1:   called after the actual memory allocation has taken place
 508  */
 509 void CRYPTO_mem_debug_malloc(void *addr, size_t num, int flag,
 510         const char *file, int line);
 511 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2, size_t num, int flag,
 512         const char *file, int line);
 513 void CRYPTO_mem_debug_free(void *addr, int flag);
 514
 515 # ifndef OPENSSL_NO_STDIO
 516 void CRYPTO_mem_leaks_fp(FILE *);
 517 # endif
 518 void CRYPTO_mem_leaks(struct bio_st *bio);
 519
 520 /* die if we have to */
 521 void OpenSSLDie(const char *file, int line, const char *assertion);
 522 # define OPENSSL_assert(e)       (void)((e) ? 0 : (OpenSSLDie(__FILE__, __LINE__, #e),1))
 523
 524 unsigned int *OPENSSL_ia32cap_loc(void);
 525 # define OPENSSL_ia32cap ((OPENSSL_ia32cap_loc())[0])
 526 int OPENSSL_isservice(void);
 527
 528 int FIPS_mode(void);
 529 int FIPS_mode_set(int r);
 530
 531 void OPENSSL_init(void);
 532
 533 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
 534 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
 535 int OPENSSL_gmtime_diff(int *pday, int *psec,
 536                         const struct tm *from, const struct tm *to);
 537
 538 /*
 539  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
 540  * It takes an amount of time dependent on |len|, but independent of the
 541  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
 542  * into a defined order as the return value when a != b is undefined, other
 543  * than to be non-zero.
 544  */
 545 int CRYPTO_memcmp(const void *a, const void *b, size_t len);
 546
 547 /* BEGIN ERROR CODES */
 548 /*
 549  * The following lines are auto generated by the script mkerr.pl. Any changes
 550  * made after this point may be overwritten when the script is next run.
 551  */
 552 void ERR_load_CRYPTO_strings(void);
 553
 554 /* Error codes for the CRYPTO functions. */
 555
 556 /* Function codes. */
 557 # define CRYPTO_F_CRYPTO_DUP_EX_DATA                      110
 558 # define CRYPTO_F_CRYPTO_FREE_EX_DATA                     111
 559 # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX                 100
 560 # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID                103
 561 # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID                   101
 562 # define CRYPTO_F_CRYPTO_MEMDUP                           115
 563 # define CRYPTO_F_CRYPTO_NEW_EX_DATA                      112
 564 # define CRYPTO_F_CRYPTO_SET_EX_DATA                      102
 565 # define CRYPTO_F_DEF_ADD_INDEX                           104
 566 # define CRYPTO_F_DEF_GET_CLASS                           105
 567 # define CRYPTO_F_FIPS_MODE_SET                           109
 568 # define CRYPTO_F_GET_AND_LOCK                            113
 569 # define CRYPTO_F_INT_DUP_EX_DATA                         106
 570 # define CRYPTO_F_INT_FREE_EX_DATA                        107
 571 # define CRYPTO_F_INT_NEW_EX_DATA                         108
 572 # define CRYPTO_F_OPENSSL_MEMDUP                          114
 573
 574 /* Reason codes. */
 575 # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED                 101
 576 # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK              100
 577
 578 #ifdef  __cplusplus
 579 }
 580 #endif
 581 #endif