include/openssl/crypto.h

   1 /* ====================================================================
   2  * Copyright (c) 1998-2016 The OpenSSL Project.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  *
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in
  13  *    the documentation and/or other materials provided with the
  14  *    distribution.
  15  *
  16  * 3. All advertising materials mentioning features or use of this
  17  *    software must display the following acknowledgment:
  18  *    "This product includes software developed by the OpenSSL Project
  19  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  20  *
  21  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  22  *    endorse or promote products derived from this software without
  23  *    prior written permission. For written permission, please contact
  24  *    openssl-core@openssl.org.
  25  *
  26  * 5. Products derived from this software may not be called "OpenSSL"
  27  *    nor may "OpenSSL" appear in their names without prior written
  28  *    permission of the OpenSSL Project.
  29  *
  30  * 6. Redistributions of any form whatsoever must retain the following
  31  *    acknowledgment:
  32  *    "This product includes software developed by the OpenSSL Project
  33  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  34  *
  35  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  36  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  37  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  38  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  39  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  40  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  41  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  42  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  43  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  44  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  45  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  46  * OF THE POSSIBILITY OF SUCH DAMAGE.
  47  * ====================================================================
  48  *
  49  * This product includes cryptographic software written by Eric Young
  50  * (eay@cryptsoft.com).  This product includes software written by Tim
  51  * Hudson (tjh@cryptsoft.com).
  52  *
  53  */
  54 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  55  * All rights reserved.
  56  *
  57  * This package is an SSL implementation written
  58  * by Eric Young (eay@cryptsoft.com).
  59  * The implementation was written so as to conform with Netscapes SSL.
  60  *
  61  * This library is free for commercial and non-commercial use as long as
  62  * the following conditions are aheared to.  The following conditions
  63  * apply to all code found in this distribution, be it the RC4, RSA,
  64  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  65  * included with this distribution is covered by the same copyright terms
  66  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  67  *
  68  * Copyright remains Eric Young's, and as such any Copyright notices in
  69  * the code are not to be removed.
  70  * If this package is used in a product, Eric Young should be given attribution
  71  * as the author of the parts of the library used.
  72  * This can be in the form of a textual message at program startup or
  73  * in documentation (online or textual) provided with the package.
  74  *
  75  * Redistribution and use in source and binary forms, with or without
  76  * modification, are permitted provided that the following conditions
  77  * are met:
  78  * 1. Redistributions of source code must retain the copyright
  79  *    notice, this list of conditions and the following disclaimer.
  80  * 2. Redistributions in binary form must reproduce the above copyright
  81  *    notice, this list of conditions and the following disclaimer in the
  82  *    documentation and/or other materials provided with the distribution.
  83  * 3. All advertising materials mentioning features or use of this software
  84  *    must display the following acknowledgement:
  85  *    "This product includes cryptographic software written by
  86  *     Eric Young (eay@cryptsoft.com)"
  87  *    The word 'cryptographic' can be left out if the rouines from the library
  88  *    being used are not cryptographic related :-).
  89  * 4. If you include any Windows specific code (or a derivative thereof) from
  90  *    the apps directory (application code) you must include an acknowledgement:
  91  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  92  *
  93  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  94  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  95  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  96  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  97  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  98  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  99  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 101  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 102  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 103  * SUCH DAMAGE.
 104  *
 105  * The licence and distribution terms for any publically available version or
 106  * derivative of this code cannot be changed.  i.e. this code cannot simply be
 107  * copied and put under another distribution licence
 108  * [including the GNU Public Licence.]
 109  */
 110 /* ====================================================================
 111  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
 112  * ECDH support in OpenSSL originally developed by
 113  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
 114  */
 115
 116 #ifndef HEADER_CRYPTO_H
 117 # define HEADER_CRYPTO_H
 118
 119 # include <stdlib.h>
 120 # include <time.h>
 121
 122 # include <openssl/e_os2.h>
 123
 124 # ifndef OPENSSL_NO_STDIO
 125 #  include <stdio.h>
 126 # endif
 127
 128 # include <openssl/stack.h>
 129 # include <openssl/safestack.h>
 130 # include <openssl/opensslv.h>
 131 # include <openssl/ossl_typ.h>
 132 # include <openssl/opensslconf.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 # if OPENSSL_API_COMPAT < 0x10100000L
 145 #  include <openssl/opensslv.h>
 146 # endif
 147
 148 #ifdef  __cplusplus
 149 extern "C" {
 150 #endif
 151
 152 # if OPENSSL_API_COMPAT < 0x10100000L
 153 #  define SSLeay                  OpenSSL_version_num
 154 #  define SSLeay_version          OpenSSL_version
 155 #  define SSLEAY_VERSION_NUMBER   OPENSSL_VERSION_NUMBER
 156 #  define SSLEAY_VERSION          OPENSSL_VERSION
 157 #  define SSLEAY_CFLAGS           OPENSSL_CFLAGS
 158 #  define SSLEAY_BUILT_ON         OPENSSL_BUILT_ON
 159 #  define SSLEAY_PLATFORM         OPENSSL_PLATFORM
 160 #  define SSLEAY_DIR              OPENSSL_DIR
 161
 162 /*
 163  * Old type for allocating dynamic locks. No longer used. Use the new thread
 164  * API instead.
 165  */
 166 typedef struct {
 167     int dummy;
 168 } CRYPTO_dynlock;
 169
 170 # endif /* OPENSSL_API_COMPAT */
 171
 172 typedef void CRYPTO_RWLOCK;
 173
 174 CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
 175 int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
 176 int CRYPTO_THREAD_write_lock(CRYPTO_RWLOCK *lock);
 177 int CRYPTO_THREAD_unlock(CRYPTO_RWLOCK *lock);
 178 void CRYPTO_THREAD_lock_free(CRYPTO_RWLOCK *lock);
 179
 180 int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock);
 181
 182 /*
 183  * The following can be used to detect memory leaks in the library. If
 184  * used, it turns on malloc checking
 185  */
 186 # define CRYPTO_MEM_CHECK_OFF     0x0   /* Control only */
 187 # define CRYPTO_MEM_CHECK_ON      0x1   /* Control and mode bit */
 188 # define CRYPTO_MEM_CHECK_ENABLE  0x2   /* Control and mode bit */
 189 # define CRYPTO_MEM_CHECK_DISABLE 0x3   /* Control only */
 190
 191 /* predec of the BIO type */
 192 typedef struct bio_st BIO_dummy;
 193
 194 struct crypto_ex_data_st {
 195     STACK_OF(void) *sk;
 196 };
 197 DEFINE_STACK_OF(void)
 198
 199 /*
 200  * Per class, we have a STACK of function pointers.
 201  */
 202 # define CRYPTO_EX_INDEX_SSL              0
 203 # define CRYPTO_EX_INDEX_SSL_CTX          1
 204 # define CRYPTO_EX_INDEX_SSL_SESSION      2
 205 # define CRYPTO_EX_INDEX_X509             3
 206 # define CRYPTO_EX_INDEX_X509_STORE       4
 207 # define CRYPTO_EX_INDEX_X509_STORE_CTX   5
 208 # define CRYPTO_EX_INDEX_DH               6
 209 # define CRYPTO_EX_INDEX_DSA              7
 210 # define CRYPTO_EX_INDEX_EC_KEY           8
 211 # define CRYPTO_EX_INDEX_RSA              9
 212 # define CRYPTO_EX_INDEX_ENGINE          10
 213 # define CRYPTO_EX_INDEX_UI              11
 214 # define CRYPTO_EX_INDEX_BIO             12
 215 # define CRYPTO_EX_INDEX_APP             13
 216 # define CRYPTO_EX_INDEX__COUNT          14
 217
 218 /*
 219  * This is the default callbacks, but we can have others as well: this is
 220  * needed in Win32 where the application malloc and the library malloc may
 221  * not be the same.
 222  */
 223 #define OPENSSL_malloc_init() \
 224     CRYPTO_set_mem_functions(CRYPTO_malloc, CRYPTO_realloc, CRYPTO_free)
 225
 226 int CRYPTO_mem_ctrl(int mode);
 227
 228 # define OPENSSL_malloc(num) \
 229         CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
 230 # define OPENSSL_zalloc(num) \
 231         CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
 232 # define OPENSSL_realloc(addr, num) \
 233         CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 234 # define OPENSSL_clear_realloc(addr, old_num, num) \
 235         CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
 236 # define OPENSSL_clear_free(addr, num) \
 237         CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 238 # define OPENSSL_free(addr) \
 239         CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 240 # define OPENSSL_memdup(str, s) \
 241         CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
 242 # define OPENSSL_strdup(str) \
 243         CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
 244 # define OPENSSL_strndup(str, n) \
 245         CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
 246 # define OPENSSL_secure_malloc(num) \
 247         CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
 248 # define OPENSSL_secure_zalloc(num) \
 249         CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
 250 # define OPENSSL_secure_free(addr) \
 251         CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 252 # define OPENSSL_secure_actual_size(ptr) \
 253         CRYPTO_secure_actual_size(ptr)
 254
 255 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 256 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 257 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
 258
 259 # define OPENSSL_MALLOC_MAX_NELEMS(type)  (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
 260
 261 unsigned long OpenSSL_version_num(void);
 262 const char *OpenSSL_version(int type);
 263 # define OPENSSL_VERSION          0
 264 # define OPENSSL_CFLAGS           1
 265 # define OPENSSL_BUILT_ON         2
 266 # define OPENSSL_PLATFORM         3
 267 # define OPENSSL_DIR              4
 268 # define OPENSSL_ENGINES_DIR      5
 269
 270 int OPENSSL_issetugid(void);
 271
 272 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 273                            int idx, long argl, void *argp);
 274 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 275                              int idx, long argl, void *argp);
 276 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
 277                            void *srcp, int idx, long argl, void *argp);
 278 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
 279                             CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
 280                             CRYPTO_EX_free *free_func);
 281 /* No longer use an index. */
 282 int CRYPTO_free_ex_index(int class_index, int idx);
 283
 284 /*
 285  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
 286  * given class (invokes whatever per-class callbacks are applicable)
 287  */
 288 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 289 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
 290                        CRYPTO_EX_DATA *from);
 291
 292 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 293
 294 /*
 295  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
 296  * index (relative to the class type involved)
 297  */
 298 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
 299 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
 300 /*
 301  * This function cleans up all "ex_data" state. It mustn't be called under
 302  * potential race-conditions.
 303  */
 304 void CRYPTO_cleanup_all_ex_data(void);
 305
 306 # if OPENSSL_API_COMPAT < 0x10100000L
 307 /*
 308  * The old locking functions have been removed completely without compatibility
 309  * macros. This is because the old functions either could not properly report
 310  * errors, or the returned error values were not clearly documented.
 311  * Replacing the locking functions with with no-ops would cause race condition
 312  * issues in the affected applications. It is far better for them to fail at
 313  * compile time.
 314  * On the other hand, the locking callbacks are no longer used.  Consequently,
 315  * the callback management functions can be safely replaced with no-op macros.
 316  */
 317 #  define CRYPTO_num_locks()            (0)
 318 #  define CRYPTO_set_locking_callback(func)
 319 #  define CRYPTO_get_locking_callback()         (NULL)
 320 #  define CRYPTO_set_add_lock_callback(func)
 321 #  define CRYPTO_get_add_lock_callback()        (NULL)
 322
 323 /* This structure is no longer used */
 324 typedef struct crypto_threadid_st {
 325     int dummy;
 326 } CRYPTO_THREADID;
 327 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
 328 #  define CRYPTO_THREADID_set_numeric(id, val)
 329 #  define CRYPTO_THREADID_set_pointer(id, ptr)
 330 #  define CRYPTO_THREADID_set_callback(threadid_func)   (0)
 331 #  define CRYPTO_THREADID_get_callback()                (NULL)
 332 #  define CRYPTO_THREADID_current(id)
 333 #  define CRYPTO_THREADID_cmp(a, b)                     (-1)
 334 #  define CRYPTO_THREADID_cpy(dest, src)
 335 #  define CRYPTO_THREADID_hash(id)                      (0UL)
 336
 337 #  if OPENSSL_API_COMPAT < 0x10000000L
 338 #   define CRYPTO_set_id_callback(func)
 339 #   define CRYPTO_get_id_callback()                     (NULL)
 340 #   define CRYPTO_thread_id()                           (0UL)
 341 #  endif /* OPENSSL_API_COMPAT < 0x10000000L */
 342
 343 #  define CRYPTO_set_dynlock_create_callback(dyn_create_function)
 344 #  define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
 345 #  define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
 346 #  define CRYPTO_get_dynlock_create_callback()          (NULL)
 347 #  define CRYPTO_get_dynlock_lock_callback()            (NULL)
 348 #  define CRYPTO_get_dynlock_destroy_callback()         (NULL)
 349 # endif /* OPENSSL_API_COMPAT < 0x10100000L */
 350
 351 int CRYPTO_set_mem_functions(
 352         void *(*m) (size_t, const char *, int),
 353         void *(*r) (void *, size_t, const char *, int),
 354         void (*f) (void *, const char *, int));
 355 int CRYPTO_set_mem_debug(int flag);
 356 void CRYPTO_get_mem_functions(
 357         void *(**m) (size_t, const char *, int),
 358         void *(**r) (void *, size_t, const char *, int),
 359         void (**f) (void *, const char *, int));
 360
 361 void *CRYPTO_malloc(size_t num, const char *file, int line);
 362 void *CRYPTO_zalloc(size_t num, const char *file, int line);
 363 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
 364 char *CRYPTO_strdup(const char *str, const char *file, int line);
 365 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
 366 void CRYPTO_free(void *ptr, const char *file, int line);
 367 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
 368 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
 369 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
 370                            const char *file, int line);
 371
 372 int CRYPTO_secure_malloc_init(size_t sz, int minsize);
 373 void CRYPTO_secure_malloc_done(void);
 374 void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
 375 void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
 376 void CRYPTO_secure_free(void *ptr, const char *file, int line);
 377 int CRYPTO_secure_allocated(const void *ptr);
 378 int CRYPTO_secure_malloc_initialized(void);
 379 size_t CRYPTO_secure_actual_size(void *ptr);
 380 size_t CRYPTO_secure_used(void);
 381
 382 void OPENSSL_cleanse(void *ptr, size_t len);
 383
 384 # ifndef OPENSSL_NO_CRYPTO_MDEBUG
 385 #  define OPENSSL_mem_debug_push(info) \
 386         CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
 387 #  define OPENSSL_mem_debug_pop() \
 388         CRYPTO_mem_debug_pop()
 389 int CRYPTO_mem_debug_push(const char *info, const char *file, int line);
 390 int CRYPTO_mem_debug_pop(void);
 391
 392 /*-
 393  * Debugging functions (enabled by CRYPTO_set_mem_debug(1))
 394  * The flag argument has the following significance:
 395  *   0:   called before the actual memory allocation has taken place
 396  *   1:   called after the actual memory allocation has taken place
 397  */
 398 void CRYPTO_mem_debug_malloc(void *addr, size_t num, int flag,
 399         const char *file, int line);
 400 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2, size_t num, int flag,
 401         const char *file, int line);
 402 void CRYPTO_mem_debug_free(void *addr, int flag,
 403         const char *file, int line);
 404
 405 #  ifndef OPENSSL_NO_STDIO
 406 int CRYPTO_mem_leaks_fp(FILE *);
 407 #  endif
 408 int CRYPTO_mem_leaks(struct bio_st *bio);
 409 # endif
 410
 411 /* die if we have to */
 412 # if OPENSSL_API_COMPAT < 0x10100000L
 413 #  define OpenSSLDie(f,l,a) OPENSSL_die((a),(f),(l))
 414 # endif
 415 void OPENSSL_die(const char *assertion, const char *file, int line);
 416 # define OPENSSL_assert(e) \
 417     (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
 418
 419 unsigned int *OPENSSL_ia32cap_loc(void);
 420 # define OPENSSL_ia32cap ((OPENSSL_ia32cap_loc())[0])
 421 int OPENSSL_isservice(void);
 422
 423 int FIPS_mode(void);
 424 int FIPS_mode_set(int r);
 425
 426 void OPENSSL_init(void);
 427
 428 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
 429 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
 430 int OPENSSL_gmtime_diff(int *pday, int *psec,
 431                         const struct tm *from, const struct tm *to);
 432
 433 /*
 434  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
 435  * It takes an amount of time dependent on |len|, but independent of the
 436  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
 437  * into a defined order as the return value when a != b is undefined, other
 438  * than to be non-zero.
 439  */
 440 int CRYPTO_memcmp(const volatile void * volatile in_a,
 441                   const volatile void * volatile in_b,
 442                   size_t len);
 443
 444 /* Standard initialisation options */
 445 # define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
 446 # define OPENSSL_INIT_LOAD_CRYPTO_STRINGS    0x00000002L
 447 # define OPENSSL_INIT_ADD_ALL_CIPHERS        0x00000004L
 448 # define OPENSSL_INIT_ADD_ALL_DIGESTS        0x00000008L
 449 # define OPENSSL_INIT_NO_ADD_ALL_CIPHERS     0x00000010L
 450 # define OPENSSL_INIT_NO_ADD_ALL_DIGESTS     0x00000020L
 451 # define OPENSSL_INIT_LOAD_CONFIG            0x00000040L
 452 # define OPENSSL_INIT_NO_LOAD_CONFIG         0x00000080L
 453 # define OPENSSL_INIT_ASYNC                  0x00000100L
 454 # define OPENSSL_INIT_ENGINE_RDRAND          0x00000200L
 455 # define OPENSSL_INIT_ENGINE_DYNAMIC         0x00000400L
 456 # define OPENSSL_INIT_ENGINE_OPENSSL         0x00000800L
 457 # define OPENSSL_INIT_ENGINE_CRYPTODEV       0x00001000L
 458 # define OPENSSL_INIT_ENGINE_CAPI            0x00002000L
 459 # define OPENSSL_INIT_ENGINE_PADLOCK         0x00004000L
 460 # define OPENSSL_INIT_ENGINE_DASYNC          0x00008000L
 461 /* OPENSSL_INIT flag 0x00010000 reserved for internal use */
 462 # define OPENSSL_INIT_ENGINE_AFALG           0x00020000L
 463 /* OPENSSL_INIT flag range 0xfff00000 reserved for OPENSSL_init_ssl() */
 464 /* Max OPENSSL_INIT flag value is 0x80000000 */
 465
 466 /* openssl and dasync not counted as builtin */
 467 # define OPENSSL_INIT_ENGINE_ALL_BUILTIN \
 468     (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
 469     | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | \
 470     OPENSSL_INIT_ENGINE_PADLOCK)
 471
 472
 473 /* Library initialisation functions */
 474 void OPENSSL_cleanup(void);
 475 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
 476 int OPENSSL_atexit(void (*handler)(void));
 477 void OPENSSL_thread_stop(void);
 478
 479 /* Low-level control of initialization */
 480 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
 481 #ifndef OPENSSL_NO_STDIO
 482 void OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
 483                                       const char *config_file);
 484 #endif
 485 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
 486
 487 /* BEGIN ERROR CODES */
 488 /*
 489  * The following lines are auto generated by the script mkerr.pl. Any changes
 490  * made after this point may be overwritten when the script is next run.
 491  */
 492 void ERR_load_CRYPTO_strings(void);
 493
 494 /* Error codes for the CRYPTO functions. */
 495
 496 /* Function codes. */
 497 # define CRYPTO_F_CRYPTO_DUP_EX_DATA                      110
 498 # define CRYPTO_F_CRYPTO_FREE_EX_DATA                     111
 499 # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX                 100
 500 # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID                103
 501 # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID                   101
 502 # define CRYPTO_F_CRYPTO_MEMDUP                           115
 503 # define CRYPTO_F_CRYPTO_NEW_EX_DATA                      112
 504 # define CRYPTO_F_CRYPTO_SET_EX_DATA                      102
 505 # define CRYPTO_F_DEF_ADD_INDEX                           104
 506 # define CRYPTO_F_DEF_GET_CLASS                           105
 507 # define CRYPTO_F_FIPS_MODE_SET                           109
 508 # define CRYPTO_F_GET_AND_LOCK                            113
 509 # define CRYPTO_F_INT_DUP_EX_DATA                         106
 510 # define CRYPTO_F_INT_FREE_EX_DATA                        107
 511 # define CRYPTO_F_INT_NEW_EX_DATA                         108
 512 # define CRYPTO_F_OPENSSL_INIT_CRYPTO                     116
 513 # define CRYPTO_F_OPENSSL_MEMDUP                          114
 514
 515 /* Reason codes. */
 516 # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED                 101
 517 # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK              100
 518
 519 #ifdef  __cplusplus
 520 }
 521 #endif
 522 #endif