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
 134 # ifdef CHARSET_EBCDIC
 135 #  include <openssl/ebcdic.h>
 136 # endif
 137
 138 /*
 139  * Resolve problems on some operating systems with symbol names that clash
 140  * one way or another
 141  */
 142 # include <openssl/symhacks.h>
 143
 144 #ifdef  __cplusplus
 145 extern "C" {
 146 #endif
 147
 148 /*
 149  * When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
 150  * names in cryptlib.c
 151  */
 152
 153 # define CRYPTO_LOCK_ERR                 1
 154 # define CRYPTO_LOCK_EX_DATA             2
 155 # define CRYPTO_LOCK_X509                3
 156 # define CRYPTO_LOCK_X509_INFO           4
 157 # define CRYPTO_LOCK_X509_PKEY           5
 158 # define CRYPTO_LOCK_X509_CRL            6
 159 # define CRYPTO_LOCK_X509_REQ            7
 160 # define CRYPTO_LOCK_DSA                 8
 161 # define CRYPTO_LOCK_RSA                 9
 162 # define CRYPTO_LOCK_EVP_PKEY            10
 163 # define CRYPTO_LOCK_X509_STORE          11
 164 # define CRYPTO_LOCK_SSL_CTX             12
 165 # define CRYPTO_LOCK_SSL_CERT            13
 166 # define CRYPTO_LOCK_SSL_SESSION         14
 167 # define CRYPTO_LOCK_SSL_SESS_CERT       15
 168 # define CRYPTO_LOCK_SSL                 16
 169 # define CRYPTO_LOCK_SSL_METHOD          17
 170 # define CRYPTO_LOCK_RAND                18
 171 # define CRYPTO_LOCK_RAND2               19
 172 # define CRYPTO_LOCK_MALLOC              20
 173 # define CRYPTO_LOCK_BIO                 21
 174 # define CRYPTO_LOCK_GETHOSTBYNAME       22
 175 # define CRYPTO_LOCK_GETSERVBYNAME       23
 176 # define CRYPTO_LOCK_READDIR             24
 177 # define CRYPTO_LOCK_RSA_BLINDING        25
 178 # define CRYPTO_LOCK_DH                  26
 179 # define CRYPTO_LOCK_MALLOC2             27
 180 # define CRYPTO_LOCK_DSO                 28
 181 # define CRYPTO_LOCK_DYNLOCK             29
 182 # define CRYPTO_LOCK_ENGINE              30
 183 # define CRYPTO_LOCK_UI                  31
 184 # define CRYPTO_LOCK_ECDSA               32
 185 # define CRYPTO_LOCK_EC                  33
 186 # define CRYPTO_LOCK_ECDH                34
 187 # define CRYPTO_LOCK_BN                  35
 188 # define CRYPTO_LOCK_EC_PRE_COMP         36
 189 # define CRYPTO_LOCK_STORE               37
 190 # define CRYPTO_LOCK_COMP                38
 191 # define CRYPTO_LOCK_FIPS                39
 192 # define CRYPTO_LOCK_FIPS2               40
 193 # define CRYPTO_NUM_LOCKS                41
 194
 195 # define CRYPTO_LOCK             1
 196 # define CRYPTO_UNLOCK           2
 197 # define CRYPTO_READ             4
 198 # define CRYPTO_WRITE            8
 199
 200 # ifndef OPENSSL_NO_LOCKING
 201 #  ifndef CRYPTO_w_lock
 202 #   define CRYPTO_w_lock(type)     \
 203         CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
 204 #   define CRYPTO_w_unlock(type)   \
 205         CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
 206 #   define CRYPTO_r_lock(type)     \
 207         CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
 208 #   define CRYPTO_r_unlock(type)   \
 209         CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
 210 #   define CRYPTO_add(addr,amount,type)    \
 211         CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
 212 #  endif
 213 # else
 214 #  define CRYPTO_w_lock(a)
 215 #  define CRYPTO_w_unlock(a)
 216 #  define CRYPTO_r_lock(a)
 217 #  define CRYPTO_r_unlock(a)
 218 #  define CRYPTO_add(a,b,c)       ((*(a))+=(b))
 219 # endif
 220
 221 /*
 222  * Some applications as well as some parts of OpenSSL need to allocate and
 223  * deallocate locks in a dynamic fashion.  The following typedef makes this
 224  * possible in a type-safe manner.
 225  */
 226 /* struct CRYPTO_dynlock_value has to be defined by the application. */
 227 typedef struct {
 228     int references;
 229     struct CRYPTO_dynlock_value *data;
 230 } CRYPTO_dynlock;
 231
 232 /*
 233  * The following can be used to detect memory leaks in the OpenSSL library. It
 234  * used, it turns on malloc checking
 235  */
 236
 237 # define CRYPTO_MEM_CHECK_OFF    0x0/* an enume */
 238 # define CRYPTO_MEM_CHECK_ON     0x1/* a bit */
 239 # define CRYPTO_MEM_CHECK_ENABLE 0x2/* a bit */
 240 # define CRYPTO_MEM_CHECK_DISABLE 0x3/* an enume */
 241
 242 /*
 243  * The following are bit values to turn on or off options connected to the
 244  * malloc checking functionality
 245  */
 246
 247 /* Adds time to the memory checking information */
 248 # define V_CRYPTO_MDEBUG_TIME    0x1/* a bit */
 249 /* Adds thread number to the memory checking information */
 250 # define V_CRYPTO_MDEBUG_THREAD  0x2/* a bit */
 251
 252 # define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
 253
 254 /* predec of the BIO type */
 255 typedef struct bio_st BIO_dummy;
 256
 257 struct crypto_ex_data_st {
 258     STACK_OF(void) *sk;
 259 };
 260 DECLARE_STACK_OF(void)
 261
 262 /*
 263  * Per class, we have a STACK of function pointers.
 264  */
 265 # define CRYPTO_EX_INDEX_SSL              0
 266 # define CRYPTO_EX_INDEX_SSL_CTX          1
 267 # define CRYPTO_EX_INDEX_SSL_SESSION      2
 268 # define CRYPTO_EX_INDEX_X509             3
 269 # define CRYPTO_EX_INDEX_X509_STORE       4
 270 # define CRYPTO_EX_INDEX_X509_STORE_CTX   5
 271 # define CRYPTO_EX_INDEX_DH               6
 272 # define CRYPTO_EX_INDEX_DSA              7
 273 # define CRYPTO_EX_INDEX_ECDH             8
 274 # define CRYPTO_EX_INDEX_ECDSA            9
 275 # define CRYPTO_EX_INDEX_RSA             10
 276 # define CRYPTO_EX_INDEX_ENGINE          11
 277 # define CRYPTO_EX_INDEX_UI              12
 278 # define CRYPTO_EX_INDEX_BIO             13
 279 # define CRYPTO_EX_INDEX_STORE           14
 280 # define CRYPTO_EX_INDEX_APP             15
 281 # define CRYPTO_EX_INDEX__COUNT          16
 282
 283 /*
 284  * This is the default callbacks, but we can have others as well: this is
 285  * needed in Win32 where the application malloc and the library malloc may
 286  * not be the same.
 287  */
 288 # define CRYPTO_malloc_init()    CRYPTO_set_mem_functions(\
 289         malloc, realloc, free)
 290
 291 # if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
 292 #  ifndef CRYPTO_MDEBUG         /* avoid duplicate #define */
 293 #   define CRYPTO_MDEBUG
 294 #  endif
 295 # endif
 296
 297 /*
 298  * Set standard debugging functions (not done by default unless CRYPTO_MDEBUG
 299  * is defined)
 300  */
 301 # define CRYPTO_malloc_debug_init()      do {\
 302         CRYPTO_set_mem_debug_functions(\
 303                 CRYPTO_dbg_malloc,\
 304                 CRYPTO_dbg_realloc,\
 305                 CRYPTO_dbg_free,\
 306                 CRYPTO_dbg_set_options,\
 307                 CRYPTO_dbg_get_options);\
 308         } while(0)
 309
 310 int CRYPTO_mem_ctrl(int mode);
 311 int CRYPTO_is_mem_check_on(void);
 312
 313 /* for applications */
 314 # define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
 315 # define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
 316
 317 /* for library-internal use */
 318 # define MemCheck_on()   CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
 319 # define MemCheck_off()  CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
 320 # define is_MemCheck_on() CRYPTO_is_mem_check_on()
 321
 322 # define OPENSSL_malloc(num)     CRYPTO_malloc((int)num, __FILE__, __LINE__)
 323 # define OPENSSL_zalloc(num)     CRYPTO_zalloc((int)num, __FILE__, __LINE__)
 324 # define OPENSSL_memdup(str, s)  CRYPTO_memdup((str), s, __FILE__, __LINE__)
 325 # define OPENSSL_strdup(str)     CRYPTO_strdup((str), __FILE__, __LINE__)
 326 # define OPENSSL_strndup(str, s) CRYPTO_strndup((str), (s), __FILE__, __LINE__)
 327 # define OPENSSL_realloc(addr,num) \
 328         CRYPTO_realloc((char *)addr, (int)num, __FILE__, __LINE__)
 329 # define OPENSSL_realloc_clean(addr,old_num,num) \
 330         CRYPTO_realloc_clean(addr, old_num, num, __FILE__, __LINE__)
 331 # define OPENSSL_remalloc(addr,num) \
 332         CRYPTO_remalloc((char **)addr, (int)num, __FILE__, __LINE__)
 333 # define OPENSSL_clear_free(addr, num) CRYPTO_clear_free(addr, num)
 334 # define OPENSSL_free(addr)      CRYPTO_free(addr)
 335
 336 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 337 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 338 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 339 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
 340
 341 # define OPENSSL_MALLOC_MAX_NELEMS(type)  (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
 342
 343 unsigned long OpenSSL_version_num(void);
 344 const char *OpenSSL_version(int type);
 345 # define OPENSSL_VERSION          0
 346 # define OPENSSL_CFLAGS           1
 347 # define OPENSSL_BUILT_ON         2
 348 # define OPENSSL_PLATFORM         3
 349 # define OPENSSL_DIR              4
 350
 351 int OPENSSL_issetugid(void);
 352
 353 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 354                            int idx, long argl, void *argp);
 355 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 356                              int idx, long argl, void *argp);
 357 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
 358                            void *srcp, int idx, long argl, void *argp);
 359 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
 360                             CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
 361                             CRYPTO_EX_free *free_func);
 362 /* No longer use an index. */
 363 int CRYPTO_free_ex_index(int class_index, int idx);
 364
 365 /*
 366  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
 367  * given class (invokes whatever per-class callbacks are applicable)
 368  */
 369 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 370 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
 371                        CRYPTO_EX_DATA *from);
 372
 373 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 374
 375 /*
 376  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
 377  * index (relative to the class type involved)
 378  */
 379 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
 380 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
 381 /*
 382  * This function cleans up all "ex_data" state. It mustn't be called under
 383  * potential race-conditions.
 384  */
 385 void CRYPTO_cleanup_all_ex_data(void);
 386
 387 int CRYPTO_get_new_lockid(char *name);
 388
 389 int CRYPTO_num_locks(void);     /* return CRYPTO_NUM_LOCKS (shared libs!) */
 390 void CRYPTO_lock(int mode, int type, const char *file, int line);
 391 void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
 392                                                const char *file, int line));
 393 void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
 394                                            const char *file, int line);
 395 void CRYPTO_set_add_lock_callback(int (*func)
 396                                    (int *num, int mount, int type,
 397                                     const char *file, int line));
 398 int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
 399                                            const char *file, int line);
 400
 401 /* Don't use this structure directly. */
 402 typedef struct crypto_threadid_st {
 403     void *ptr;
 404     unsigned long val;
 405 } CRYPTO_THREADID;
 406 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
 407 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
 408 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
 409 int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
 410 void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
 411 void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
 412 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
 413 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
 414 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
 415 # ifdef OPENSSL_USE_DEPRECATED
 416 DECLARE_DEPRECATED(void CRYPTO_set_id_callback(unsigned long (*func) (void)));
 417 /*
 418  * mkdef.pl cannot handle this next one so not inside DECLARE_DEPRECATED,
 419  * but still inside OPENSSL_USE_DEPRECATED
 420  */
 421 unsigned long (*CRYPTO_get_id_callback(void)) (void);
 422 DECLARE_DEPRECATED(unsigned long CRYPTO_thread_id(void));
 423 # endif
 424
 425 const char *CRYPTO_get_lock_name(int type);
 426 int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
 427                     int line);
 428
 429 int CRYPTO_get_new_dynlockid(void);
 430 void CRYPTO_destroy_dynlockid(int i);
 431 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
 432 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
 433                                         *(*dyn_create_function) (const char
 434                                                                  *file,
 435                                                                  int line));
 436 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
 437                                        (int mode,
 438                                         struct CRYPTO_dynlock_value *l,
 439                                         const char *file, int line));
 440 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
 441                                           (struct CRYPTO_dynlock_value *l,
 442                                            const char *file, int line));
 443 struct CRYPTO_dynlock_value
 444 *(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
 445 void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
 446                                                 struct CRYPTO_dynlock_value
 447                                                 *l, const char *file,
 448                                                 int line);
 449 void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
 450                                                    *l, const char *file,
 451                                                    int line);
 452
 453 int CRYPTO_set_mem_functions(void *(*m) (size_t), void *(*r) (void *, size_t),
 454                              void (*f) (void *));
 455 int CRYPTO_set_mem_ex_functions(void *(*m) (size_t, const char *, int),
 456                                 void *(*r) (void *, size_t, const char *,
 457                                             int), void (*f) (void *));
 458 int CRYPTO_set_mem_debug_functions(void (*m)
 459                                     (void *, int, const char *, int, int),
 460                                    void (*r) (void *, void *, int,
 461                                               const char *, int, int),
 462                                    void (*f) (void *, int), void (*so) (long),
 463                                    long (*go) (void));
 464 void CRYPTO_get_mem_functions(void *(**m) (size_t),
 465                               void *(**r) (void *, size_t),
 466                               void (**f) (void *));
 467 void CRYPTO_get_mem_ex_functions(void *(**m) (size_t, const char *, int),
 468                                  void *(**r) (void *, size_t, const char *,
 469                                               int), void (**f) (void *));
 470 void CRYPTO_get_mem_debug_functions(void (**m)
 471                                      (void *, int, const char *, int, int),
 472                                     void (**r) (void *, void *, int,
 473                                                 const char *, int, int),
 474                                     void (**f) (void *, int),
 475                                     void (**so) (long), long (**go) (void));
 476
 477 void *CRYPTO_malloc(int num, const char *file, int line);
 478 void *CRYPTO_zalloc(int num, const char *file, int line);
 479 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
 480 char *CRYPTO_strdup(const char *str, const char *file, int line);
 481 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
 482 void CRYPTO_free(void *ptr);
 483 void CRYPTO_clear_free(void *ptr, size_t num);
 484 void *CRYPTO_realloc(void *addr, int num, const char *file, int line);
 485 void *CRYPTO_realloc_clean(void *addr, int old_num, int num, const char *file,
 486                            int line);
 487 void *CRYPTO_remalloc(void *addr, int num, const char *file, int line);
 488
 489 # define OPENSSL_secure_malloc(num) \
 490         CRYPTO_secure_malloc((int)num,__FILE__,__LINE__)
 491 # define OPENSSL_secure_free(addr) \
 492         CRYPTO_secure_free(addr)
 493
 494 int CRYPTO_secure_malloc_init(size_t sz, int minsize);
 495 void CRYPTO_secure_malloc_done(void);
 496 void *CRYPTO_secure_malloc(int num, const char *file, int line);
 497 void CRYPTO_secure_free(void *ptr);
 498 int CRYPTO_secure_allocated(const void *ptr);
 499 int CRYPTO_secure_malloc_initialized(void);
 500
 501 int CRYPTO_set_secure_mem_functions(void *(*m)(size_t), void (*f)(void *));
 502 int CRYPTO_set_secure_mem_ex_functions(void *(*m)(size_t,const char *,int),
 503                                        void (*f)(void *));
 504 void CRYPTO_get_secure_mem_functions(void *(**m)(size_t), void (**f)(void *));
 505 void CRYPTO_get_secure_mem_ex_functions(void *(**m)(size_t,const char *,int),
 506                                         void (**f)(void *));
 507
 508 void OPENSSL_cleanse(void *ptr, size_t len);
 509
 510 void CRYPTO_set_mem_debug_options(long bits);
 511 long CRYPTO_get_mem_debug_options(void);
 512
 513 # define CRYPTO_push_info(info) \
 514         CRYPTO_push_info_(info, __FILE__, __LINE__);
 515 int CRYPTO_push_info_(const char *info, const char *file, int line);
 516 int CRYPTO_pop_info(void);
 517 int CRYPTO_remove_all_info(void);
 518
 519 /*
 520  * Default debugging functions (enabled by CRYPTO_malloc_debug_init() macro;
 521  * used as default in CRYPTO_MDEBUG compilations):
 522  */
 523 /*-
 524  * The last argument has the following significance:
 525  *
 526  * 0:   called before the actual memory allocation has taken place
 527  * 1:   called after the actual memory allocation has taken place
 528  */
 529 void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
 530                        int before_p);
 531 void CRYPTO_dbg_realloc(void *addr1, void *addr2, int num, const char *file,
 532                         int line, int before_p);
 533 void CRYPTO_dbg_free(void *addr, int before_p);
 534 /*-
 535  * Tell the debugging code about options.  By default, the following values
 536  * apply:
 537  *
 538  * 0:                           Clear all options.
 539  * V_CRYPTO_MDEBUG_TIME (1):    Set the "Show Time" option.
 540  * V_CRYPTO_MDEBUG_THREAD (2):  Set the "Show Thread Number" option.
 541  * V_CRYPTO_MDEBUG_ALL (3):     1 + 2
 542  */
 543 void CRYPTO_dbg_set_options(long bits);
 544 long CRYPTO_dbg_get_options(void);
 545
 546 # ifndef OPENSSL_NO_STDIO
 547 void CRYPTO_mem_leaks_fp(FILE *);
 548 # endif
 549 void CRYPTO_mem_leaks(struct bio_st *bio);
 550 /* unsigned long order, char *file, int line, int num_bytes, char *addr */
 551 typedef void *CRYPTO_MEM_LEAK_CB (unsigned long, const char *, int, int,
 552                                   void *);
 553 void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB *cb);
 554
 555 /* die if we have to */
 556 void OpenSSLDie(const char *file, int line, const char *assertion);
 557 # define OPENSSL_assert(e)       (void)((e) ? 0 : (OpenSSLDie(__FILE__, __LINE__, #e),1))
 558
 559 unsigned int *OPENSSL_ia32cap_loc(void);
 560 # define OPENSSL_ia32cap ((OPENSSL_ia32cap_loc())[0])
 561 int OPENSSL_isservice(void);
 562
 563 int FIPS_mode(void);
 564 int FIPS_mode_set(int r);
 565
 566 void OPENSSL_init(void);
 567
 568 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
 569 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
 570 int OPENSSL_gmtime_diff(int *pday, int *psec,
 571                         const struct tm *from, const struct tm *to);
 572
 573 /*
 574  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
 575  * It takes an amount of time dependent on |len|, but independent of the
 576  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
 577  * into a defined order as the return value when a != b is undefined, other
 578  * than to be non-zero.
 579  */
 580 int CRYPTO_memcmp(const void *a, const void *b, size_t len);
 581
 582 /* BEGIN ERROR CODES */
 583 /*
 584  * The following lines are auto generated by the script mkerr.pl. Any changes
 585  * made after this point may be overwritten when the script is next run.
 586  */
 587 void ERR_load_CRYPTO_strings(void);
 588
 589 /* Error codes for the CRYPTO functions. */
 590
 591 /* Function codes. */
 592 # define CRYPTO_F_CRYPTO_DUP_EX_DATA                      110
 593 # define CRYPTO_F_CRYPTO_FREE_EX_DATA                     111
 594 # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX                 100
 595 # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID                103
 596 # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID                   101
 597 # define CRYPTO_F_CRYPTO_MEMDUP                           115
 598 # define CRYPTO_F_CRYPTO_NEW_EX_DATA                      112
 599 # define CRYPTO_F_CRYPTO_SET_EX_DATA                      102
 600 # define CRYPTO_F_DEF_ADD_INDEX                           104
 601 # define CRYPTO_F_DEF_GET_CLASS                           105
 602 # define CRYPTO_F_FIPS_MODE_SET                           109
 603 # define CRYPTO_F_GET_AND_LOCK                            113
 604 # define CRYPTO_F_INT_DUP_EX_DATA                         106
 605 # define CRYPTO_F_INT_FREE_EX_DATA                        107
 606 # define CRYPTO_F_INT_NEW_EX_DATA                         108
 607
 608 /* Reason codes. */
 609 # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED                 101
 610 # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK              100
 611
 612 #ifdef  __cplusplus
 613 }
 614 #endif
 615 #endif