include/openssl/crypto.h.in

   1 /*
   2  * {- join("\n * ", @autowarntext) -}
   3  *
   4  * Copyright 1995-2023 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 #ifndef OPENSSL_CRYPTO_H
  18 # define OPENSSL_CRYPTO_H
  19 # pragma once
  20
  21 # include <openssl/macros.h>
  22 # ifndef OPENSSL_NO_DEPRECATED_3_0
  23 #  define HEADER_CRYPTO_H
  24 # endif
  25
  26 # include <stdlib.h>
  27 # include <time.h>
  28
  29 # include <openssl/e_os2.h>
  30
  31 # ifndef OPENSSL_NO_STDIO
  32 #  include <stdio.h>
  33 # endif
  34
  35 # include <openssl/safestack.h>
  36 # include <openssl/opensslv.h>
  37 # include <openssl/types.h>
  38 # include <openssl/opensslconf.h>
  39 # include <openssl/cryptoerr.h>
  40 # include <openssl/core.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 __owur int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
  84 __owur 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 int CRYPTO_atomic_or(uint64_t *val, uint64_t op, uint64_t *ret,
  90                      CRYPTO_RWLOCK *lock);
  91 int CRYPTO_atomic_load(uint64_t *val, uint64_t *ret, CRYPTO_RWLOCK *lock);
  92 int CRYPTO_atomic_load_int(int *val, int *ret, CRYPTO_RWLOCK *lock);
  93
  94 /* No longer needed, so this is a no-op */
  95 #define OPENSSL_malloc_init() while(0) continue
  96
  97 # define OPENSSL_malloc(num) \
  98         CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
  99 # define OPENSSL_zalloc(num) \
 100         CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
 101 # define OPENSSL_realloc(addr, num) \
 102         CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 103 # define OPENSSL_clear_realloc(addr, old_num, num) \
 104         CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
 105 # define OPENSSL_clear_free(addr, num) \
 106         CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 107 # define OPENSSL_free(addr) \
 108         CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 109 # define OPENSSL_memdup(str, s) \
 110         CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
 111 # define OPENSSL_strdup(str) \
 112         CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
 113 # define OPENSSL_strndup(str, n) \
 114         CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
 115 # define OPENSSL_secure_malloc(num) \
 116         CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
 117 # define OPENSSL_secure_zalloc(num) \
 118         CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
 119 # define OPENSSL_secure_free(addr) \
 120         CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
 121 # define OPENSSL_secure_clear_free(addr, num) \
 122         CRYPTO_secure_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
 123 # define OPENSSL_secure_actual_size(ptr) \
 124         CRYPTO_secure_actual_size(ptr)
 125
 126 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 127 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 128 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
 129 int OPENSSL_buf2hexstr_ex(char *str, size_t str_n, size_t *strlength,
 130                           const unsigned char *buf, size_t buflen,
 131                           const char sep);
 132 char *OPENSSL_buf2hexstr(const unsigned char *buf, long buflen);
 133 int OPENSSL_hexstr2buf_ex(unsigned char *buf, size_t buf_n, size_t *buflen,
 134                           const char *str, const char sep);
 135 unsigned char *OPENSSL_hexstr2buf(const char *str, long *buflen);
 136 int OPENSSL_hexchar2int(unsigned char c);
 137 int OPENSSL_strcasecmp(const char *s1, const char *s2);
 138 int OPENSSL_strncasecmp(const char *s1, const char *s2, size_t n);
 139
 140 # define OPENSSL_MALLOC_MAX_NELEMS(type)  (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
 141
 142 /*
 143  * These functions return the values of OPENSSL_VERSION_MAJOR,
 144  * OPENSSL_VERSION_MINOR, OPENSSL_VERSION_PATCH, OPENSSL_VERSION_PRE_RELEASE
 145  * and OPENSSL_VERSION_BUILD_METADATA, respectively.
 146  */
 147 unsigned int OPENSSL_version_major(void);
 148 unsigned int OPENSSL_version_minor(void);
 149 unsigned int OPENSSL_version_patch(void);
 150 const char *OPENSSL_version_pre_release(void);
 151 const char *OPENSSL_version_build_metadata(void);
 152
 153 unsigned long OpenSSL_version_num(void);
 154 const char *OpenSSL_version(int type);
 155 # define OPENSSL_VERSION                0
 156 # define OPENSSL_CFLAGS                 1
 157 # define OPENSSL_BUILT_ON               2
 158 # define OPENSSL_PLATFORM               3
 159 # define OPENSSL_DIR                    4
 160 # define OPENSSL_ENGINES_DIR            5
 161 # define OPENSSL_VERSION_STRING         6
 162 # define OPENSSL_FULL_VERSION_STRING    7
 163 # define OPENSSL_MODULES_DIR            8
 164 # define OPENSSL_CPU_INFO               9
 165
 166 const char *OPENSSL_info(int type);
 167 /*
 168  * The series starts at 1001 to avoid confusion with the OpenSSL_version
 169  * types.
 170  */
 171 # define OPENSSL_INFO_CONFIG_DIR                1001
 172 # define OPENSSL_INFO_ENGINES_DIR               1002
 173 # define OPENSSL_INFO_MODULES_DIR               1003
 174 # define OPENSSL_INFO_DSO_EXTENSION             1004
 175 # define OPENSSL_INFO_DIR_FILENAME_SEPARATOR    1005
 176 # define OPENSSL_INFO_LIST_SEPARATOR            1006
 177 # define OPENSSL_INFO_SEED_SOURCE               1007
 178 # define OPENSSL_INFO_CPU_SETTINGS              1008
 179
 180 int OPENSSL_issetugid(void);
 181
 182 struct crypto_ex_data_st {
 183     OSSL_LIB_CTX *ctx;
 184     STACK_OF(void) *sk;
 185 };
 186
 187 {-
 188     generate_stack_macros("void");
 189 -}
 190
 191
 192 /*
 193  * Per class, we have a STACK of function pointers.
 194  */
 195 # define CRYPTO_EX_INDEX_SSL              0
 196 # define CRYPTO_EX_INDEX_SSL_CTX          1
 197 # define CRYPTO_EX_INDEX_SSL_SESSION      2
 198 # define CRYPTO_EX_INDEX_X509             3
 199 # define CRYPTO_EX_INDEX_X509_STORE       4
 200 # define CRYPTO_EX_INDEX_X509_STORE_CTX   5
 201 # define CRYPTO_EX_INDEX_DH               6
 202 # define CRYPTO_EX_INDEX_DSA              7
 203 # define CRYPTO_EX_INDEX_EC_KEY           8
 204 # define CRYPTO_EX_INDEX_RSA              9
 205 # define CRYPTO_EX_INDEX_ENGINE          10
 206 # define CRYPTO_EX_INDEX_UI              11
 207 # define CRYPTO_EX_INDEX_BIO             12
 208 # define CRYPTO_EX_INDEX_APP             13
 209 # define CRYPTO_EX_INDEX_UI_METHOD       14
 210 # define CRYPTO_EX_INDEX_RAND_DRBG       15
 211 # define CRYPTO_EX_INDEX_DRBG            CRYPTO_EX_INDEX_RAND_DRBG
 212 # define CRYPTO_EX_INDEX_OSSL_LIB_CTX    16
 213 # define CRYPTO_EX_INDEX_EVP_PKEY        17
 214 # define CRYPTO_EX_INDEX__COUNT          18
 215
 216 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 217                            int idx, long argl, void *argp);
 218 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
 219                              int idx, long argl, void *argp);
 220 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from,
 221                            void **from_d, int idx, long argl, void *argp);
 222 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
 223                                    CRYPTO_EX_new *new_func,
 224                                    CRYPTO_EX_dup *dup_func,
 225                                    CRYPTO_EX_free *free_func);
 226 /* No longer use an index. */
 227 int CRYPTO_free_ex_index(int class_index, int idx);
 228
 229 /*
 230  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
 231  * given class (invokes whatever per-class callbacks are applicable)
 232  */
 233 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 234 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
 235                        const CRYPTO_EX_DATA *from);
 236
 237 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
 238
 239 /* Allocate a single item in the CRYPTO_EX_DATA variable */
 240 int CRYPTO_alloc_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad,
 241                          int idx);
 242
 243 /*
 244  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
 245  * index (relative to the class type involved)
 246  */
 247 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
 248 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
 249
 250 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
 251 /*
 252  * This function cleans up all "ex_data" state. It mustn't be called under
 253  * potential race-conditions.
 254  */
 255 # define CRYPTO_cleanup_all_ex_data() while(0) continue
 256
 257 /*
 258  * The old locking functions have been removed completely without compatibility
 259  * macros. This is because the old functions either could not properly report
 260  * errors, or the returned error values were not clearly documented.
 261  * Replacing the locking functions with no-ops would cause race condition
 262  * issues in the affected applications. It is far better for them to fail at
 263  * compile time.
 264  * On the other hand, the locking callbacks are no longer used.  Consequently,
 265  * the callback management functions can be safely replaced with no-op macros.
 266  */
 267 #  define CRYPTO_num_locks()            (1)
 268 #  define CRYPTO_set_locking_callback(func)
 269 #  define CRYPTO_get_locking_callback()         (NULL)
 270 #  define CRYPTO_set_add_lock_callback(func)
 271 #  define CRYPTO_get_add_lock_callback()        (NULL)
 272
 273 /*
 274  * These defines where used in combination with the old locking callbacks,
 275  * they are not called anymore, but old code that's not called might still
 276  * use them.
 277  */
 278 #  define CRYPTO_LOCK             1
 279 #  define CRYPTO_UNLOCK           2
 280 #  define CRYPTO_READ             4
 281 #  define CRYPTO_WRITE            8
 282
 283 /* This structure is no longer used */
 284 typedef struct crypto_threadid_st {
 285     int dummy;
 286 } CRYPTO_THREADID;
 287 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
 288 #  define CRYPTO_THREADID_set_numeric(id, val)
 289 #  define CRYPTO_THREADID_set_pointer(id, ptr)
 290 #  define CRYPTO_THREADID_set_callback(threadid_func)   (0)
 291 #  define CRYPTO_THREADID_get_callback()                (NULL)
 292 #  define CRYPTO_THREADID_current(id)
 293 #  define CRYPTO_THREADID_cmp(a, b)                     (-1)
 294 #  define CRYPTO_THREADID_cpy(dest, src)
 295 #  define CRYPTO_THREADID_hash(id)                      (0UL)
 296
 297 #  ifndef OPENSSL_NO_DEPRECATED_1_0_0
 298 #   define CRYPTO_set_id_callback(func)
 299 #   define CRYPTO_get_id_callback()                     (NULL)
 300 #   define CRYPTO_thread_id()                           (0UL)
 301 #  endif /* OPENSSL_NO_DEPRECATED_1_0_0 */
 302
 303 #  define CRYPTO_set_dynlock_create_callback(dyn_create_function)
 304 #  define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
 305 #  define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
 306 #  define CRYPTO_get_dynlock_create_callback()          (NULL)
 307 #  define CRYPTO_get_dynlock_lock_callback()            (NULL)
 308 #  define CRYPTO_get_dynlock_destroy_callback()         (NULL)
 309 # endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
 310
 311 typedef void *(*CRYPTO_malloc_fn)(size_t num, const char *file, int line);
 312 typedef void *(*CRYPTO_realloc_fn)(void *addr, size_t num, const char *file,
 313                                    int line);
 314 typedef void (*CRYPTO_free_fn)(void *addr, const char *file, int line);
 315 int CRYPTO_set_mem_functions(CRYPTO_malloc_fn malloc_fn,
 316                              CRYPTO_realloc_fn realloc_fn,
 317                              CRYPTO_free_fn free_fn);
 318 void CRYPTO_get_mem_functions(CRYPTO_malloc_fn *malloc_fn,
 319                               CRYPTO_realloc_fn *realloc_fn,
 320                               CRYPTO_free_fn *free_fn);
 321
 322 OSSL_CRYPTO_ALLOC void *CRYPTO_malloc(size_t num, const char *file, int line);
 323 OSSL_CRYPTO_ALLOC void *CRYPTO_zalloc(size_t num, const char *file, int line);
 324 OSSL_CRYPTO_ALLOC void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
 325 OSSL_CRYPTO_ALLOC char *CRYPTO_strdup(const char *str, const char *file, int line);
 326 OSSL_CRYPTO_ALLOC char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
 327 void CRYPTO_free(void *ptr, const char *file, int line);
 328 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
 329 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
 330 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
 331                            const char *file, int line);
 332
 333 int CRYPTO_secure_malloc_init(size_t sz, size_t minsize);
 334 int CRYPTO_secure_malloc_done(void);
 335 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
 336 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
 337 void CRYPTO_secure_free(void *ptr, const char *file, int line);
 338 void CRYPTO_secure_clear_free(void *ptr, size_t num,
 339                               const char *file, int line);
 340 int CRYPTO_secure_allocated(const void *ptr);
 341 int CRYPTO_secure_malloc_initialized(void);
 342 size_t CRYPTO_secure_actual_size(void *ptr);
 343 size_t CRYPTO_secure_used(void);
 344
 345 void OPENSSL_cleanse(void *ptr, size_t len);
 346
 347 # ifndef OPENSSL_NO_CRYPTO_MDEBUG
 348 /*
 349  * The following can be used to detect memory leaks in the library. If
 350  * used, it turns on malloc checking
 351  */
 352 # define CRYPTO_MEM_CHECK_OFF     0x0   /* Control only */
 353 # define CRYPTO_MEM_CHECK_ON      0x1   /* Control and mode bit */
 354 # define CRYPTO_MEM_CHECK_ENABLE  0x2   /* Control and mode bit */
 355 # define CRYPTO_MEM_CHECK_DISABLE 0x3   /* Control only */
 356
 357 void CRYPTO_get_alloc_counts(int *mcount, int *rcount, int *fcount);
 358 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 359 #    define OPENSSL_mem_debug_push(info) \
 360          CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
 361 #    define OPENSSL_mem_debug_pop() \
 362          CRYPTO_mem_debug_pop()
 363 #  endif
 364 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 365 OSSL_DEPRECATEDIN_3_0 int CRYPTO_set_mem_debug(int flag);
 366 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_ctrl(int mode);
 367 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_push(const char *info,
 368                                                 const char *file, int line);
 369 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_pop(void);
 370 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_malloc(void *addr, size_t num,
 371                                                    int flag,
 372                                                    const char *file, int line);
 373 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2,
 374                                                     size_t num, int flag,
 375                                                     const char *file, int line);
 376 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_free(void *addr, int flag,
 377                                                  const char *file, int line);
 378 OSSL_DEPRECATEDIN_3_0
 379 int CRYPTO_mem_leaks_cb(int (*cb)(const char *str, size_t len, void *u),
 380                         void *u);
 381 #  endif
 382 #  ifndef OPENSSL_NO_STDIO
 383 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 384 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks_fp(FILE *);
 385 #  endif
 386 #  endif
 387 # ifndef OPENSSL_NO_DEPRECATED_3_0
 388 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks(BIO *bio);
 389 # endif
 390 # endif /* OPENSSL_NO_CRYPTO_MDEBUG */
 391
 392 /* die if we have to */
 393 ossl_noreturn void OPENSSL_die(const char *assertion, const char *file, int line);
 394 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
 395 #  define OpenSSLDie(f,l,a) OPENSSL_die((a),(f),(l))
 396 # endif
 397 # define OPENSSL_assert(e) \
 398     (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
 399
 400 int OPENSSL_isservice(void);
 401
 402 void OPENSSL_init(void);
 403 # ifdef OPENSSL_SYS_UNIX
 404 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 405 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_prepare(void);
 406 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_parent(void);
 407 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_child(void);
 408 #  endif
 409 # endif
 410
 411 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
 412 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
 413 int OPENSSL_gmtime_diff(int *pday, int *psec,
 414                         const struct tm *from, const struct tm *to);
 415
 416 /*
 417  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
 418  * It takes an amount of time dependent on |len|, but independent of the
 419  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
 420  * into a defined order as the return value when a != b is undefined, other
 421  * than to be non-zero.
 422  */
 423 int CRYPTO_memcmp(const void * in_a, const void * in_b, size_t len);
 424
 425 /* Standard initialisation options */
 426 # define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
 427 # define OPENSSL_INIT_LOAD_CRYPTO_STRINGS    0x00000002L
 428 # define OPENSSL_INIT_ADD_ALL_CIPHERS        0x00000004L
 429 # define OPENSSL_INIT_ADD_ALL_DIGESTS        0x00000008L
 430 # define OPENSSL_INIT_NO_ADD_ALL_CIPHERS     0x00000010L
 431 # define OPENSSL_INIT_NO_ADD_ALL_DIGESTS     0x00000020L
 432 # define OPENSSL_INIT_LOAD_CONFIG            0x00000040L
 433 # define OPENSSL_INIT_NO_LOAD_CONFIG         0x00000080L
 434 # define OPENSSL_INIT_ASYNC                  0x00000100L
 435 # define OPENSSL_INIT_ENGINE_RDRAND          0x00000200L
 436 # define OPENSSL_INIT_ENGINE_DYNAMIC         0x00000400L
 437 # define OPENSSL_INIT_ENGINE_OPENSSL         0x00000800L
 438 # define OPENSSL_INIT_ENGINE_CRYPTODEV       0x00001000L
 439 # define OPENSSL_INIT_ENGINE_CAPI            0x00002000L
 440 # define OPENSSL_INIT_ENGINE_PADLOCK         0x00004000L
 441 # define OPENSSL_INIT_ENGINE_AFALG           0x00008000L
 442 /* FREE:                                     0x00010000L */
 443 # define OPENSSL_INIT_ATFORK                 0x00020000L
 444 /* OPENSSL_INIT_BASE_ONLY                    0x00040000L */
 445 # define OPENSSL_INIT_NO_ATEXIT              0x00080000L
 446 /* OPENSSL_INIT flag range 0x03f00000 reserved for OPENSSL_init_ssl() */
 447 /* FREE: 0x04000000L */
 448 /* FREE: 0x08000000L */
 449 /* FREE: 0x10000000L */
 450 /* FREE: 0x20000000L */
 451 /* FREE: 0x40000000L */
 452 /* FREE: 0x80000000L */
 453 /* Max OPENSSL_INIT flag value is 0x80000000 */
 454
 455 /* openssl and dasync not counted as builtin */
 456 # define OPENSSL_INIT_ENGINE_ALL_BUILTIN \
 457     (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
 458     | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | \
 459     OPENSSL_INIT_ENGINE_PADLOCK)
 460
 461 /* Library initialisation functions */
 462 void OPENSSL_cleanup(void);
 463 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
 464 int OPENSSL_atexit(void (*handler)(void));
 465 void OPENSSL_thread_stop(void);
 466 void OPENSSL_thread_stop_ex(OSSL_LIB_CTX *ctx);
 467
 468 /* Low-level control of initialization */
 469 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
 470 # ifndef OPENSSL_NO_STDIO
 471 int OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
 472                                      const char *config_filename);
 473 void OPENSSL_INIT_set_config_file_flags(OPENSSL_INIT_SETTINGS *settings,
 474                                         unsigned long flags);
 475 int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,
 476                                     const char *config_appname);
 477 # endif
 478 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
 479
 480 # if defined(OPENSSL_THREADS) && !defined(CRYPTO_TDEBUG)
 481 #  if defined(_WIN32)
 482 #   if defined(BASETYPES) || defined(_WINDEF_H)
 483 /* application has to include <windows.h> in order to use this */
 484 typedef DWORD CRYPTO_THREAD_LOCAL;
 485 typedef DWORD CRYPTO_THREAD_ID;
 486
 487 typedef LONG CRYPTO_ONCE;
 488 #    define CRYPTO_ONCE_STATIC_INIT 0
 489 #   endif
 490 #  else
 491 #   if defined(__TANDEM) && defined(_SPT_MODEL_)
 492 #    define  SPT_THREAD_SIGNAL 1
 493 #    define  SPT_THREAD_AWARE 1
 494 #    include <spthread.h>
 495 #   else
 496 #    include <pthread.h>
 497 #   endif
 498 typedef pthread_once_t CRYPTO_ONCE;
 499 typedef pthread_key_t CRYPTO_THREAD_LOCAL;
 500 typedef pthread_t CRYPTO_THREAD_ID;
 501
 502 #   define CRYPTO_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
 503 #  endif
 504 # endif
 505
 506 # if !defined(CRYPTO_ONCE_STATIC_INIT)
 507 typedef unsigned int CRYPTO_ONCE;
 508 typedef unsigned int CRYPTO_THREAD_LOCAL;
 509 typedef unsigned int CRYPTO_THREAD_ID;
 510 #  define CRYPTO_ONCE_STATIC_INIT 0
 511 # endif
 512
 513 int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void));
 514
 515 int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *));
 516 void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key);
 517 int CRYPTO_THREAD_set_local(CRYPTO_THREAD_LOCAL *key, void *val);
 518 int CRYPTO_THREAD_cleanup_local(CRYPTO_THREAD_LOCAL *key);
 519
 520 CRYPTO_THREAD_ID CRYPTO_THREAD_get_current_id(void);
 521 int CRYPTO_THREAD_compare_id(CRYPTO_THREAD_ID a, CRYPTO_THREAD_ID b);
 522
 523 OSSL_LIB_CTX *OSSL_LIB_CTX_new(void);
 524 OSSL_LIB_CTX *OSSL_LIB_CTX_new_from_dispatch(const OSSL_CORE_HANDLE *handle,
 525                                              const OSSL_DISPATCH *in);
 526 OSSL_LIB_CTX *OSSL_LIB_CTX_new_child(const OSSL_CORE_HANDLE *handle,
 527                                      const OSSL_DISPATCH *in);
 528 int OSSL_LIB_CTX_load_config(OSSL_LIB_CTX *ctx, const char *config_file);
 529 void OSSL_LIB_CTX_free(OSSL_LIB_CTX *);
 530 OSSL_LIB_CTX *OSSL_LIB_CTX_get0_global_default(void);
 531 OSSL_LIB_CTX *OSSL_LIB_CTX_set0_default(OSSL_LIB_CTX *libctx);
 532
 533 void OSSL_sleep(uint64_t millis);
 534
 535 # ifdef  __cplusplus
 536 }
 537 # endif
 538 #endif