include/openssl/crypto.h.in

   1 /*
   2  * {- join("\n * ", @autowarntext) -}
   3  *
   4  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
   5  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
   6  *
   7  * Licensed under the Apache License 2.0 (the "License").  You may not use
   8  * this file except in compliance with the License.  You can obtain a copy
   9  * in the file LICENSE in the source distribution or at
  10  * https://www.openssl.org/source/license.html
  11  */
  12
  13 {-
  14 use OpenSSL::stackhash qw(generate_stack_macros);
  15 -}
  16
  17
  18 #ifndef OPENSSL_CRYPTO_H
  19 # define OPENSSL_CRYPTO_H
  20 # pragma once
  21
  22 # include <openssl/macros.h>
  23 # ifndef OPENSSL_NO_DEPRECATED_3_0
  24 #  define HEADER_CRYPTO_H
  25 # endif
  26
  27 # include <stdlib.h>
  28 # include <time.h>
  29
  30 # include <openssl/e_os2.h>
  31
  32 # ifndef OPENSSL_NO_STDIO
  33 #  include <stdio.h>
  34 # endif
  35
  36 # include <openssl/safestack.h>
  37 # include <openssl/opensslv.h>
  38 # include <openssl/types.h>
  39 # include <openssl/opensslconf.h>
  40 # include <openssl/cryptoerr.h>
  41
  42 # ifdef CHARSET_EBCDIC
  43 #  include <openssl/ebcdic.h>
  44 # endif
  45
  46 /*
  47  * Resolve problems on some operating systems with symbol names that clash
  48  * one way or another
  49  */
  50 # include <openssl/symhacks.h>
  51
  52 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
  53 #  include <openssl/opensslv.h>
  54 # endif
  55
  56 #ifdef  __cplusplus
  57 extern "C" {
  58 #endif
  59
  60 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
  61 #  define SSLeay                  OpenSSL_version_num
  62 #  define SSLeay_version          OpenSSL_version
  63 #  define SSLEAY_VERSION_NUMBER   OPENSSL_VERSION_NUMBER
  64 #  define SSLEAY_VERSION          OPENSSL_VERSION
  65 #  define SSLEAY_CFLAGS           OPENSSL_CFLAGS
  66 #  define SSLEAY_BUILT_ON         OPENSSL_BUILT_ON
  67 #  define SSLEAY_PLATFORM         OPENSSL_PLATFORM
  68 #  define SSLEAY_DIR              OPENSSL_DIR
  69
  70 /*
  71  * Old type for allocating dynamic locks. No longer used. Use the new thread
  72  * API instead.
  73  */
  74 typedef struct {
  75     int dummy;
  76 } CRYPTO_dynlock;
  77
  78 # endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
  79
  80 typedef void CRYPTO_RWLOCK;
  81
  82 CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
  83 int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
  84 int CRYPTO_THREAD_write_lock(CRYPTO_RWLOCK *lock);
  85 int CRYPTO_THREAD_unlock(CRYPTO_RWLOCK *lock);
  86 void CRYPTO_THREAD_lock_free(CRYPTO_RWLOCK *lock);
  87
  88 int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock);
  89
  90 /* No longer needed, so this is a no-op */
  91 #define OPENSSL_malloc_init() while(0) continue
  92
  93 # define OPENSSL_malloc(num) \
  94         CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
  95 # define OPENSSL_zalloc(num) \
  96         CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
  97 # define OPENSSL_realloc(addr, num) \
  98         CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
  99 # define OPENSSL_clear_realloc(addr, old_num, num) \
 100         CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
 101 # define OPENSSL_clear_free(addr, num) \
 102         CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 103 # define OPENSSL_free(addr) \
 104         CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 105 # define OPENSSL_memdup(str, s) \
 106         CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
 107 # define OPENSSL_strdup(str) \
 108         CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
 109 # define OPENSSL_strndup(str, n) \
 110         CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
 111 # define OPENSSL_secure_malloc(num) \
 112         CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
 113 # define OPENSSL_secure_zalloc(num) \
 114         CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
 115 # define OPENSSL_secure_free(addr) \
 116         CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 117 # define OPENSSL_secure_clear_free(addr, num) \
 118         CRYPTO_secure_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 119 # define OPENSSL_secure_actual_size(ptr) \
 120         CRYPTO_secure_actual_size(ptr)
 121
 122 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 123 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 124 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
 125 int OPENSSL_buf2hexstr_ex(char *str, size_t str_n, size_t *strlen,
 126                           const unsigned char *buf, size_t buflen);
 127 char *OPENSSL_buf2hexstr(const unsigned char *buf, long buflen);
 128 int OPENSSL_hexstr2buf_ex(unsigned char *buf, size_t buf_n, size_t *buflen,
 129                           const char *str);
 130 unsigned char *OPENSSL_hexstr2buf(const char *str, long *buflen);
 131 int OPENSSL_hexchar2int(unsigned char c);
 132
 133 # define OPENSSL_MALLOC_MAX_NELEMS(type)  (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
 134
 135 /*
 136  * These functions return the values of OPENSSL_VERSION_MAJOR,
 137  * OPENSSL_VERSION_MINOR, OPENSSL_VERSION_PATCH, OPENSSL_VERSION_PRE_RELEASE
 138  * and OPENSSL_VERSION_BUILD_METADATA, respectively.
 139  */
 140 unsigned int OPENSSL_version_major(void);
 141 unsigned int OPENSSL_version_minor(void);
 142 unsigned int OPENSSL_version_patch(void);
 143 const char *OPENSSL_version_pre_release(void);
 144 const char *OPENSSL_version_build_metadata(void);
 145
 146 unsigned long OpenSSL_version_num(void);
 147 const char *OpenSSL_version(int type);
 148 # define OPENSSL_VERSION                0
 149 # define OPENSSL_CFLAGS                 1
 150 # define OPENSSL_BUILT_ON               2
 151 # define OPENSSL_PLATFORM               3
 152 # define OPENSSL_DIR                    4
 153 # define OPENSSL_ENGINES_DIR            5
 154 # define OPENSSL_VERSION_STRING         6
 155 # define OPENSSL_FULL_VERSION_STRING    7
 156 # define OPENSSL_MODULES_DIR            8
 157 # define OPENSSL_CPU_INFO               9
 158
 159 const char *OPENSSL_info(int type);
 160 /*
 161  * The series starts at 1001 to avoid confusion with the OpenSSL_version
 162  * types.
 163  */
 164 # define OPENSSL_INFO_CONFIG_DIR                1001
 165 # define OPENSSL_INFO_ENGINES_DIR               1002
 166 # define OPENSSL_INFO_MODULES_DIR               1003
 167 # define OPENSSL_INFO_DSO_EXTENSION             1004
 168 # define OPENSSL_INFO_DIR_FILENAME_SEPARATOR    1005
 169 # define OPENSSL_INFO_LIST_SEPARATOR            1006
 170 # define OPENSSL_INFO_SEED_SOURCE               1007
 171 # define OPENSSL_INFO_CPU_SETTINGS              1008
 172
 173 int OPENSSL_issetugid(void);
 174
 175 struct crypto_ex_data_st {
 176     OSSL_LIB_CTX *ctx;
 177     STACK_OF(void) *sk;
 178 };
 179
 180 {-
 181     generate_stack_macros("void");
 182 -}
 183
 184
 185 /*
 186  * Per class, we have a STACK of function pointers.
 187  */
 188 # define CRYPTO_EX_INDEX_SSL              0
 189 # define CRYPTO_EX_INDEX_SSL_CTX          1
 190 # define CRYPTO_EX_INDEX_SSL_SESSION      2
 191 # define CRYPTO_EX_INDEX_X509             3
 192 # define CRYPTO_EX_INDEX_X509_STORE       4
 193 # define CRYPTO_EX_INDEX_X509_STORE_CTX   5
 194 # define CRYPTO_EX_INDEX_DH               6
 195 # define CRYPTO_EX_INDEX_DSA              7
 196 # define CRYPTO_EX_INDEX_EC_KEY           8
 197 # define CRYPTO_EX_INDEX_RSA              9
 198 # define CRYPTO_EX_INDEX_ENGINE          10
 199 # define CRYPTO_EX_INDEX_UI              11
 200 # define CRYPTO_EX_INDEX_BIO             12
 201 # define CRYPTO_EX_INDEX_APP             13
 202 # define CRYPTO_EX_INDEX_UI_METHOD       14
 203 # define CRYPTO_EX_INDEX_RAND_DRBG       15
 204 # define CRYPTO_EX_INDEX_DRBG            CRYPTO_EX_INDEX_RAND_DRBG
 205 # define CRYPTO_EX_INDEX_OSSL_LIB_CTX    16
 206 # define CRYPTO_EX_INDEX_EVP_PKEY        17
 207 # define CRYPTO_EX_INDEX__COUNT          18
 208
 209 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 210                            int idx, long argl, void *argp);
 211 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 212                              int idx, long argl, void *argp);
 213 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from,
 214                            void **from_d, int idx, long argl, void *argp);
 215 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
 216                                    CRYPTO_EX_new *new_func,
 217                                    CRYPTO_EX_dup *dup_func,
 218                                    CRYPTO_EX_free *free_func);
 219 /* No longer use an index. */
 220 int CRYPTO_free_ex_index(int class_index, int idx);
 221
 222 /*
 223  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
 224  * given class (invokes whatever per-class callbacks are applicable)
 225  */
 226 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 227 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
 228                        const CRYPTO_EX_DATA *from);
 229
 230 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 231
 232 /* Allocate a single item in the CRYPTO_EX_DATA variable */
 233 int CRYPTO_alloc_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad,
 234                          int idx);
 235
 236 /*
 237  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
 238  * index (relative to the class type involved)
 239  */
 240 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
 241 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
 242
 243 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
 244 /*
 245  * This function cleans up all "ex_data" state. It mustn't be called under
 246  * potential race-conditions.
 247  */
 248 # define CRYPTO_cleanup_all_ex_data() while(0) continue
 249
 250 /*
 251  * The old locking functions have been removed completely without compatibility
 252  * macros. This is because the old functions either could not properly report
 253  * errors, or the returned error values were not clearly documented.
 254  * Replacing the locking functions with no-ops would cause race condition
 255  * issues in the affected applications. It is far better for them to fail at
 256  * compile time.
 257  * On the other hand, the locking callbacks are no longer used.  Consequently,
 258  * the callback management functions can be safely replaced with no-op macros.
 259  */
 260 #  define CRYPTO_num_locks()            (1)
 261 #  define CRYPTO_set_locking_callback(func)
 262 #  define CRYPTO_get_locking_callback()         (NULL)
 263 #  define CRYPTO_set_add_lock_callback(func)
 264 #  define CRYPTO_get_add_lock_callback()        (NULL)
 265
 266 /*
 267  * These defines where used in combination with the old locking callbacks,
 268  * they are not called anymore, but old code that's not called might still
 269  * use them.
 270  */
 271 #  define CRYPTO_LOCK             1
 272 #  define CRYPTO_UNLOCK           2
 273 #  define CRYPTO_READ             4
 274 #  define CRYPTO_WRITE            8
 275
 276 /* This structure is no longer used */
 277 typedef struct crypto_threadid_st {
 278     int dummy;
 279 } CRYPTO_THREADID;
 280 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
 281 #  define CRYPTO_THREADID_set_numeric(id, val)
 282 #  define CRYPTO_THREADID_set_pointer(id, ptr)
 283 #  define CRYPTO_THREADID_set_callback(threadid_func)   (0)
 284 #  define CRYPTO_THREADID_get_callback()                (NULL)
 285 #  define CRYPTO_THREADID_current(id)
 286 #  define CRYPTO_THREADID_cmp(a, b)                     (-1)
 287 #  define CRYPTO_THREADID_cpy(dest, src)
 288 #  define CRYPTO_THREADID_hash(id)                      (0UL)
 289
 290 #  ifndef OPENSSL_NO_DEPRECATED_1_0_0
 291 #   define CRYPTO_set_id_callback(func)
 292 #   define CRYPTO_get_id_callback()                     (NULL)
 293 #   define CRYPTO_thread_id()                           (0UL)
 294 #  endif /* OPENSSL_NO_DEPRECATED_1_0_0 */
 295
 296 #  define CRYPTO_set_dynlock_create_callback(dyn_create_function)
 297 #  define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
 298 #  define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
 299 #  define CRYPTO_get_dynlock_create_callback()          (NULL)
 300 #  define CRYPTO_get_dynlock_lock_callback()            (NULL)
 301 #  define CRYPTO_get_dynlock_destroy_callback()         (NULL)
 302 # endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
 303
 304 typedef void *(*CRYPTO_malloc_fn)(size_t num, const char *file, int line);
 305 typedef void *(*CRYPTO_realloc_fn)(void *addr, size_t num, const char *file,
 306                                    int line);
 307 typedef void (*CRYPTO_free_fn)(void *addr, const char *file, int line);
 308 int CRYPTO_set_mem_functions(CRYPTO_malloc_fn malloc_fn,
 309                              CRYPTO_realloc_fn realloc_fn,
 310                              CRYPTO_free_fn free_fn);
 311 void CRYPTO_get_mem_functions(CRYPTO_malloc_fn *malloc_fn,
 312                               CRYPTO_realloc_fn *realloc_fn,
 313                               CRYPTO_free_fn *free_fn);
 314
 315 void *CRYPTO_malloc(size_t num, const char *file, int line);
 316 void *CRYPTO_zalloc(size_t num, const char *file, int line);
 317 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
 318 char *CRYPTO_strdup(const char *str, const char *file, int line);
 319 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
 320 void CRYPTO_free(void *ptr, const char *file, int line);
 321 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
 322 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
 323 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
 324                            const char *file, int line);
 325
 326 int CRYPTO_secure_malloc_init(size_t sz, size_t minsize);
 327 int CRYPTO_secure_malloc_done(void);
 328 void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
 329 void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
 330 void CRYPTO_secure_free(void *ptr, const char *file, int line);
 331 void CRYPTO_secure_clear_free(void *ptr, size_t num,
 332                               const char *file, int line);
 333 int CRYPTO_secure_allocated(const void *ptr);
 334 int CRYPTO_secure_malloc_initialized(void);
 335 size_t CRYPTO_secure_actual_size(void *ptr);
 336 size_t CRYPTO_secure_used(void);
 337
 338 void OPENSSL_cleanse(void *ptr, size_t len);
 339
 340 # ifndef OPENSSL_NO_CRYPTO_MDEBUG
 341 /*
 342  * The following can be used to detect memory leaks in the library. If
 343  * used, it turns on malloc checking
 344  */
 345 # define CRYPTO_MEM_CHECK_OFF     0x0   /* Control only */
 346 # define CRYPTO_MEM_CHECK_ON      0x1   /* Control and mode bit */
 347 # define CRYPTO_MEM_CHECK_ENABLE  0x2   /* Control and mode bit */
 348 # define CRYPTO_MEM_CHECK_DISABLE 0x3   /* Control only */
 349
 350 void CRYPTO_get_alloc_counts(int *mcount, int *rcount, int *fcount);
 351 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 352 #    define OPENSSL_mem_debug_push(info) \
 353          CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
 354 #    define OPENSSL_mem_debug_pop() \
 355          CRYPTO_mem_debug_pop()
 356 #  endif
 357 DEPRECATEDIN_3_0(int CRYPTO_set_mem_debug(int flag))
 358 DEPRECATEDIN_3_0(int CRYPTO_mem_ctrl(int mode))
 359 DEPRECATEDIN_3_0(int CRYPTO_mem_debug_push(const char *info,
 360                                            const char *file, int line))
 361 DEPRECATEDIN_3_0(int CRYPTO_mem_debug_pop(void))
 362
 363 DEPRECATEDIN_3_0(void CRYPTO_mem_debug_malloc(void *addr, size_t num,
 364                                               int flag,
 365                                               const char *file, int line))
 366 DEPRECATEDIN_3_0(void CRYPTO_mem_debug_realloc(void *addr1, void *addr2,
 367                                                size_t num, int flag,
 368                                                const char *file, int line))
 369 DEPRECATEDIN_3_0(void CRYPTO_mem_debug_free(void *addr, int flag,
 370                                             const char *file, int line))
 371
 372 DEPRECATEDIN_3_0(int CRYPTO_mem_leaks_cb(
 373                       int (*cb)(const char *str, size_t len, void *u), void *u))
 374 #  ifndef OPENSSL_NO_STDIO
 375 DEPRECATEDIN_3_0(int CRYPTO_mem_leaks_fp(FILE *))
 376 #  endif
 377 DEPRECATEDIN_3_0(int CRYPTO_mem_leaks(BIO *bio))
 378 # endif /* OPENSSL_NO_CRYPTO_MDEBUG */
 379
 380 /* die if we have to */
 381 ossl_noreturn void OPENSSL_die(const char *assertion, const char *file, int line);
 382 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
 383 #  define OpenSSLDie(f,l,a) OPENSSL_die((a),(f),(l))
 384 # endif
 385 # define OPENSSL_assert(e) \
 386     (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
 387
 388 int OPENSSL_isservice(void);
 389
 390 void OPENSSL_init(void);
 391 # ifdef OPENSSL_SYS_UNIX
 392 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 393 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_prepare(void);
 394 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_parent(void);
 395 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_child(void);
 396 #  endif
 397 # endif
 398
 399 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
 400 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
 401 int OPENSSL_gmtime_diff(int *pday, int *psec,
 402                         const struct tm *from, const struct tm *to);
 403
 404 /*
 405  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
 406  * It takes an amount of time dependent on |len|, but independent of the
 407  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
 408  * into a defined order as the return value when a != b is undefined, other
 409  * than to be non-zero.
 410  */
 411 int CRYPTO_memcmp(const void * in_a, const void * in_b, size_t len);
 412
 413 /* Standard initialisation options */
 414 # define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
 415 # define OPENSSL_INIT_LOAD_CRYPTO_STRINGS    0x00000002L
 416 # define OPENSSL_INIT_ADD_ALL_CIPHERS        0x00000004L
 417 # define OPENSSL_INIT_ADD_ALL_DIGESTS        0x00000008L
 418 # define OPENSSL_INIT_NO_ADD_ALL_CIPHERS     0x00000010L
 419 # define OPENSSL_INIT_NO_ADD_ALL_DIGESTS     0x00000020L
 420 # define OPENSSL_INIT_LOAD_CONFIG            0x00000040L
 421 # define OPENSSL_INIT_NO_LOAD_CONFIG         0x00000080L
 422 # define OPENSSL_INIT_ASYNC                  0x00000100L
 423 # define OPENSSL_INIT_ENGINE_RDRAND          0x00000200L
 424 # define OPENSSL_INIT_ENGINE_DYNAMIC         0x00000400L
 425 # define OPENSSL_INIT_ENGINE_OPENSSL         0x00000800L
 426 # define OPENSSL_INIT_ENGINE_CRYPTODEV       0x00001000L
 427 # define OPENSSL_INIT_ENGINE_CAPI            0x00002000L
 428 # define OPENSSL_INIT_ENGINE_PADLOCK         0x00004000L
 429 # define OPENSSL_INIT_ENGINE_AFALG           0x00008000L
 430 /* OPENSSL_INIT_ZLIB                         0x00010000L */
 431 # define OPENSSL_INIT_ATFORK                 0x00020000L
 432 /* OPENSSL_INIT_BASE_ONLY                    0x00040000L */
 433 # define OPENSSL_INIT_NO_ATEXIT              0x00080000L
 434 /* OPENSSL_INIT flag range 0x03f00000 reserved for OPENSSL_init_ssl() */
 435 /* FREE: 0x04000000L */
 436 /* FREE: 0x08000000L */
 437 /* FREE: 0x10000000L */
 438 /* FREE: 0x20000000L */
 439 /* FREE: 0x40000000L */
 440 /* FREE: 0x80000000L */
 441 /* Max OPENSSL_INIT flag value is 0x80000000 */
 442
 443 /* openssl and dasync not counted as builtin */
 444 # define OPENSSL_INIT_ENGINE_ALL_BUILTIN \
 445     (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
 446     | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | \
 447     OPENSSL_INIT_ENGINE_PADLOCK)
 448
 449 /* Library initialisation functions */
 450 void OPENSSL_cleanup(void);
 451 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
 452 int OPENSSL_atexit(void (*handler)(void));
 453 void OPENSSL_thread_stop(void);
 454 void OPENSSL_thread_stop_ex(OSSL_LIB_CTX *ctx);
 455
 456 /* Low-level control of initialization */
 457 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
 458 # ifndef OPENSSL_NO_STDIO
 459 int OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
 460                                      const char *config_filename);
 461 void OPENSSL_INIT_set_config_file_flags(OPENSSL_INIT_SETTINGS *settings,
 462                                         unsigned long flags);
 463 int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,
 464                                     const char *config_appname);
 465 # endif
 466 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
 467
 468 # if defined(OPENSSL_THREADS) && !defined(CRYPTO_TDEBUG)
 469 #  if defined(_WIN32)
 470 #   if defined(BASETYPES) || defined(_WINDEF_H)
 471 /* application has to include <windows.h> in order to use this */
 472 typedef DWORD CRYPTO_THREAD_LOCAL;
 473 typedef DWORD CRYPTO_THREAD_ID;
 474
 475 typedef LONG CRYPTO_ONCE;
 476 #    define CRYPTO_ONCE_STATIC_INIT 0
 477 #   endif
 478 #  else
 479 #   if defined(__TANDEM) && defined(_SPT_MODEL_)
 480 #    define  SPT_THREAD_SIGNAL 1
 481 #    define  SPT_THREAD_AWARE 1
 482 #    include <spthread.h>
 483 #   else
 484 #    include <pthread.h>
 485 #   endif
 486 typedef pthread_once_t CRYPTO_ONCE;
 487 typedef pthread_key_t CRYPTO_THREAD_LOCAL;
 488 typedef pthread_t CRYPTO_THREAD_ID;
 489
 490 #   define CRYPTO_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
 491 #  endif
 492 # endif
 493
 494 # if !defined(CRYPTO_ONCE_STATIC_INIT)
 495 typedef unsigned int CRYPTO_ONCE;
 496 typedef unsigned int CRYPTO_THREAD_LOCAL;
 497 typedef unsigned int CRYPTO_THREAD_ID;
 498 #  define CRYPTO_ONCE_STATIC_INIT 0
 499 # endif
 500
 501 int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void));
 502
 503 int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *));
 504 void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key);
 505 int CRYPTO_THREAD_set_local(CRYPTO_THREAD_LOCAL *key, void *val);
 506 int CRYPTO_THREAD_cleanup_local(CRYPTO_THREAD_LOCAL *key);
 507
 508 CRYPTO_THREAD_ID CRYPTO_THREAD_get_current_id(void);
 509 int CRYPTO_THREAD_compare_id(CRYPTO_THREAD_ID a, CRYPTO_THREAD_ID b);
 510
 511 OSSL_LIB_CTX *OSSL_LIB_CTX_new(void);
 512 int OSSL_LIB_CTX_load_config(OSSL_LIB_CTX *ctx, const char *config_file);
 513 void OSSL_LIB_CTX_free(OSSL_LIB_CTX *);
 514 OSSL_LIB_CTX *OSSL_LIB_CTX_set0_default(OSSL_LIB_CTX *libctx);
 515
 516 # ifdef  __cplusplus
 517 }
 518 # endif
 519 #endif