include/openssl/crypto.h

0001 /*
0002  * WARNING: do not edit!
0003  * Generated by Makefile from include/openssl/crypto.h.in
0004  *
0005  * Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved.
0006  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
0007  *
0008  * Licensed under the Apache License 2.0 (the "License").  You may not use
0009  * this file except in compliance with the License.  You can obtain a copy
0010  * in the file LICENSE in the source distribution or at
0011  * https://www.openssl.org/source/license.html
0012  */
0013
0014 /* clang-format off */
0015
0016 /* clang-format on */
0017
0018 #ifndef OPENSSL_CRYPTO_H
0019 #define OPENSSL_CRYPTO_H
0020 #pragma once
0021
0022 #include <openssl/macros.h>
0023 #ifndef OPENSSL_NO_DEPRECATED_3_0
0024 #define HEADER_CRYPTO_H
0025 #endif
0026
0027 #include <stdlib.h>
0028 #include <time.h>
0029
0030 #include <openssl/e_os2.h>
0031
0032 #ifndef OPENSSL_NO_STDIO
0033 #include <stdio.h>
0034 #endif
0035
0036 #include <openssl/safestack.h>
0037 #include <openssl/opensslv.h>
0038 #include <openssl/types.h>
0039 #include <openssl/opensslconf.h>
0040 #include <openssl/cryptoerr.h>
0041 #include <openssl/core.h>
0042
0043 #ifdef CHARSET_EBCDIC
0044 #include <openssl/ebcdic.h>
0045 #endif
0046
0047 /*
0048  * Resolve problems on some operating systems with symbol names that clash
0049  * one way or another
0050  */
0051 #include <openssl/symhacks.h>
0052
0053 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
0054 #include <openssl/opensslv.h>
0055 #endif
0056
0057 #ifdef __cplusplus
0058 extern "C" {
0059 #endif
0060
0061 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
0062 #define SSLeay OpenSSL_version_num
0063 #define SSLeay_version OpenSSL_version
0064 #define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
0065 #define SSLEAY_VERSION OPENSSL_VERSION
0066 #define SSLEAY_CFLAGS OPENSSL_CFLAGS
0067 #define SSLEAY_BUILT_ON OPENSSL_BUILT_ON
0068 #define SSLEAY_PLATFORM OPENSSL_PLATFORM
0069 #define SSLEAY_DIR OPENSSL_DIR
0070
0071 /*
0072  * Old type for allocating dynamic locks. No longer used. Use the new thread
0073  * API instead.
0074  */
0075 typedef struct {
0076     int dummy;
0077 } CRYPTO_dynlock;
0078
0079 #endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
0080
0081 typedef void CRYPTO_RWLOCK;
0082
0083 CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
0084 __owur int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
0085 __owur int CRYPTO_THREAD_write_lock(CRYPTO_RWLOCK *lock);
0086 int CRYPTO_THREAD_unlock(CRYPTO_RWLOCK *lock);
0087 void CRYPTO_THREAD_lock_free(CRYPTO_RWLOCK *lock);
0088
0089 int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock);
0090 int CRYPTO_atomic_add64(uint64_t *val, uint64_t op, uint64_t *ret,
0091     CRYPTO_RWLOCK *lock);
0092 int CRYPTO_atomic_and(uint64_t *val, uint64_t op, uint64_t *ret,
0093     CRYPTO_RWLOCK *lock);
0094 int CRYPTO_atomic_or(uint64_t *val, uint64_t op, uint64_t *ret,
0095     CRYPTO_RWLOCK *lock);
0096 int CRYPTO_atomic_load(uint64_t *val, uint64_t *ret, CRYPTO_RWLOCK *lock);
0097 int CRYPTO_atomic_load_int(int *val, int *ret, CRYPTO_RWLOCK *lock);
0098 int CRYPTO_atomic_store(uint64_t *dst, uint64_t val, CRYPTO_RWLOCK *lock);
0099
0100 /* No longer needed, so this is a no-op */
0101 #define OPENSSL_malloc_init() \
0102     while (0)                 \
0103     continue
0104
0105 #define OPENSSL_malloc(num) \
0106     CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
0107 #define OPENSSL_zalloc(num) \
0108     CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
0109 #define OPENSSL_malloc_array(num, size) \
0110     CRYPTO_malloc_array(num, size, OPENSSL_FILE, OPENSSL_LINE)
0111 #define OPENSSL_calloc(num, size) \
0112     CRYPTO_calloc(num, size, OPENSSL_FILE, OPENSSL_LINE)
0113 #define OPENSSL_aligned_alloc(num, alignment, freeptr) \
0114     CRYPTO_aligned_alloc(num, alignment, freeptr,      \
0115         OPENSSL_FILE, OPENSSL_LINE)
0116 #define OPENSSL_aligned_alloc_array(num, size, alignment, freeptr) \
0117     CRYPTO_aligned_alloc_array(num, size, alignment, freeptr,      \
0118         OPENSSL_FILE, OPENSSL_LINE)
0119 #define OPENSSL_realloc(addr, num) \
0120     CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
0121 #define OPENSSL_clear_realloc(addr, old_num, num) \
0122     CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
0123 #define OPENSSL_realloc_array(addr, num, size) \
0124     CRYPTO_realloc_array(addr, num, size, OPENSSL_FILE, OPENSSL_LINE)
0125 #define OPENSSL_clear_realloc_array(addr, old_num, num, size) \
0126     CRYPTO_clear_realloc_array(addr, old_num, num, size,      \
0127         OPENSSL_FILE, OPENSSL_LINE)
0128 #define OPENSSL_clear_free(addr, num) \
0129     CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
0130 #define OPENSSL_free(addr) \
0131     CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
0132 #define OPENSSL_memdup(str, s) \
0133     CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
0134 #define OPENSSL_strdup(str) \
0135     CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
0136 #define OPENSSL_strndup(str, n) \
0137     CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
0138 #define OPENSSL_secure_malloc(num) \
0139     CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
0140 #define OPENSSL_secure_zalloc(num) \
0141     CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
0142 #define OPENSSL_secure_malloc_array(num, size) \
0143     CRYPTO_secure_malloc_array(num, size, OPENSSL_FILE, OPENSSL_LINE)
0144 #define OPENSSL_secure_calloc(num, size) \
0145     CRYPTO_secure_calloc(num, size, OPENSSL_FILE, OPENSSL_LINE)
0146 #define OPENSSL_secure_free(addr) \
0147     CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
0148 #define OPENSSL_secure_clear_free(addr, num) \
0149     CRYPTO_secure_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
0150 #define OPENSSL_secure_actual_size(ptr) \
0151     CRYPTO_secure_actual_size(ptr)
0152
0153 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
0154 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
0155 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
0156 int OPENSSL_strtoul(const char *str, char **endptr, int base, unsigned long *num);
0157 int OPENSSL_buf2hexstr_ex(char *str, size_t str_n, size_t *strlength,
0158     const unsigned char *buf, size_t buflen,
0159     const char sep);
0160 char *OPENSSL_buf2hexstr(const unsigned char *buf, long buflen);
0161 int OPENSSL_hexstr2buf_ex(unsigned char *buf, size_t buf_n, size_t *buflen,
0162     const char *str, const char sep);
0163 unsigned char *OPENSSL_hexstr2buf(const char *str, long *buflen);
0164 int OPENSSL_hexchar2int(unsigned char c);
0165 int OPENSSL_strcasecmp(const char *s1, const char *s2);
0166 int OPENSSL_strncasecmp(const char *s1, const char *s2, size_t n);
0167
0168 #define OPENSSL_MALLOC_MAX_NELEMS(type) (((1U << (sizeof(int) * 8 - 1)) - 1) / sizeof(type))
0169
0170 /*
0171  * These functions return the values of OPENSSL_VERSION_MAJOR,
0172  * OPENSSL_VERSION_MINOR, OPENSSL_VERSION_PATCH, OPENSSL_VERSION_PRE_RELEASE
0173  * and OPENSSL_VERSION_BUILD_METADATA, respectively.
0174  */
0175 unsigned int OPENSSL_version_major(void);
0176 unsigned int OPENSSL_version_minor(void);
0177 unsigned int OPENSSL_version_patch(void);
0178 const char *OPENSSL_version_pre_release(void);
0179 const char *OPENSSL_version_build_metadata(void);
0180
0181 unsigned long OpenSSL_version_num(void);
0182 const char *OpenSSL_version(int type);
0183 #define OPENSSL_VERSION 0
0184 #define OPENSSL_CFLAGS 1
0185 #define OPENSSL_BUILT_ON 2
0186 #define OPENSSL_PLATFORM 3
0187 #define OPENSSL_DIR 4
0188 #define OPENSSL_ENGINES_DIR 5
0189 #define OPENSSL_VERSION_STRING 6
0190 #define OPENSSL_FULL_VERSION_STRING 7
0191 #define OPENSSL_MODULES_DIR 8
0192 #define OPENSSL_CPU_INFO 9
0193 #define OPENSSL_WINCTX 10
0194
0195 const char *OPENSSL_info(int type);
0196 /*
0197  * The series starts at 1001 to avoid confusion with the OpenSSL_version
0198  * types.
0199  */
0200 #define OPENSSL_INFO_CONFIG_DIR 1001
0201 #define OPENSSL_INFO_ENGINES_DIR 1002
0202 #define OPENSSL_INFO_MODULES_DIR 1003
0203 #define OPENSSL_INFO_DSO_EXTENSION 1004
0204 #define OPENSSL_INFO_DIR_FILENAME_SEPARATOR 1005
0205 #define OPENSSL_INFO_LIST_SEPARATOR 1006
0206 #define OPENSSL_INFO_SEED_SOURCE 1007
0207 #define OPENSSL_INFO_CPU_SETTINGS 1008
0208 #define OPENSSL_INFO_WINDOWS_CONTEXT 1009
0209
0210 int OPENSSL_issetugid(void);
0211
0212 struct crypto_ex_data_st {
0213     OSSL_LIB_CTX *ctx;
0214     STACK_OF(void) *sk;
0215 };
0216
0217 /* clang-format off */
0218 SKM_DEFINE_STACK_OF_INTERNAL(void, void, void)
0219 #define sk_void_num(sk) OPENSSL_sk_num(ossl_check_const_void_sk_type(sk))
0220 #define sk_void_value(sk, idx) ((void *)OPENSSL_sk_value(ossl_check_const_void_sk_type(sk), (idx)))
0221 #define sk_void_new(cmp) ((STACK_OF(void) *)OPENSSL_sk_new(ossl_check_void_compfunc_type(cmp)))
0222 #define sk_void_new_null() ((STACK_OF(void) *)OPENSSL_sk_new_null())
0223 #define sk_void_new_reserve(cmp, n) ((STACK_OF(void) *)OPENSSL_sk_new_reserve(ossl_check_void_compfunc_type(cmp), (n)))
0224 #define sk_void_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_void_sk_type(sk), (n))
0225 #define sk_void_free(sk) OPENSSL_sk_free(ossl_check_void_sk_type(sk))
0226 #define sk_void_zero(sk) OPENSSL_sk_zero(ossl_check_void_sk_type(sk))
0227 #define sk_void_delete(sk, i) ((void *)OPENSSL_sk_delete(ossl_check_void_sk_type(sk), (i)))
0228 #define sk_void_delete_ptr(sk, ptr) ((void *)OPENSSL_sk_delete_ptr(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr)))
0229 #define sk_void_push(sk, ptr) OPENSSL_sk_push(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
0230 #define sk_void_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
0231 #define sk_void_pop(sk) ((void *)OPENSSL_sk_pop(ossl_check_void_sk_type(sk)))
0232 #define sk_void_shift(sk) ((void *)OPENSSL_sk_shift(ossl_check_void_sk_type(sk)))
0233 #define sk_void_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_void_sk_type(sk), ossl_check_void_freefunc_type(freefunc))
0234 #define sk_void_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr), (idx))
0235 #define sk_void_set(sk, idx, ptr) ((void *)OPENSSL_sk_set(ossl_check_void_sk_type(sk), (idx), ossl_check_void_type(ptr)))
0236 #define sk_void_find(sk, ptr) OPENSSL_sk_find(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
0237 #define sk_void_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
0238 #define sk_void_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr), pnum)
0239 #define sk_void_sort(sk) OPENSSL_sk_sort(ossl_check_void_sk_type(sk))
0240 #define sk_void_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_void_sk_type(sk))
0241 #define sk_void_dup(sk) ((STACK_OF(void) *)OPENSSL_sk_dup(ossl_check_const_void_sk_type(sk)))
0242 #define sk_void_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(void) *)OPENSSL_sk_deep_copy(ossl_check_const_void_sk_type(sk), ossl_check_void_copyfunc_type(copyfunc), ossl_check_void_freefunc_type(freefunc)))
0243 #define sk_void_set_cmp_func(sk, cmp) ((sk_void_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_void_sk_type(sk), ossl_check_void_compfunc_type(cmp)))
0244
0245 /* clang-format on */
0246
0247 /*
0248  * Per class, we have a STACK of function pointers.
0249  */
0250 #define CRYPTO_EX_INDEX_SSL 0
0251 #define CRYPTO_EX_INDEX_SSL_CTX 1
0252 #define CRYPTO_EX_INDEX_SSL_SESSION 2
0253 #define CRYPTO_EX_INDEX_X509 3
0254 #define CRYPTO_EX_INDEX_X509_STORE 4
0255 #define CRYPTO_EX_INDEX_X509_STORE_CTX 5
0256 #define CRYPTO_EX_INDEX_DH 6
0257 #define CRYPTO_EX_INDEX_DSA 7
0258 #define CRYPTO_EX_INDEX_EC_KEY 8
0259 #define CRYPTO_EX_INDEX_RSA 9
0260 #define CRYPTO_EX_INDEX_ENGINE 10
0261 #define CRYPTO_EX_INDEX_UI 11
0262 #define CRYPTO_EX_INDEX_BIO 12
0263 #define CRYPTO_EX_INDEX_APP 13
0264 #define CRYPTO_EX_INDEX_UI_METHOD 14
0265 #define CRYPTO_EX_INDEX_RAND_DRBG 15
0266 #define CRYPTO_EX_INDEX_DRBG CRYPTO_EX_INDEX_RAND_DRBG
0267 #define CRYPTO_EX_INDEX_OSSL_LIB_CTX 16
0268 #define CRYPTO_EX_INDEX_EVP_PKEY 17
0269 #define CRYPTO_EX_INDEX__COUNT 18
0270
0271 typedef void CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
0272     int idx, long argl, void *argp);
0273 typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
0274     int idx, long argl, void *argp);
0275 typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from,
0276     void **from_d, int idx, long argl, void *argp);
0277 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
0278     CRYPTO_EX_new *new_func,
0279     CRYPTO_EX_dup *dup_func,
0280     CRYPTO_EX_free *free_func);
0281 /* No longer use an index. */
0282 int CRYPTO_free_ex_index(int class_index, int idx);
0283
0284 /*
0285  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
0286  * given class (invokes whatever per-class callbacks are applicable)
0287  */
0288 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
0289 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
0290     const CRYPTO_EX_DATA *from);
0291
0292 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
0293
0294 /* Allocate a single item in the CRYPTO_EX_DATA variable */
0295 int CRYPTO_alloc_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad,
0296     int idx);
0297
0298 /*
0299  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
0300  * index (relative to the class type involved)
0301  */
0302 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
0303 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
0304
0305 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
0306 /*
0307  * This function cleans up all "ex_data" state. It mustn't be called under
0308  * potential race-conditions.
0309  */
0310 #define CRYPTO_cleanup_all_ex_data() \
0311     while (0)                        \
0312     continue
0313
0314 /*
0315  * The old locking functions have been removed completely without compatibility
0316  * macros. This is because the old functions either could not properly report
0317  * errors, or the returned error values were not clearly documented.
0318  * Replacing the locking functions with no-ops would cause race condition
0319  * issues in the affected applications. It is far better for them to fail at
0320  * compile time.
0321  * On the other hand, the locking callbacks are no longer used.  Consequently,
0322  * the callback management functions can be safely replaced with no-op macros.
0323  */
0324 #define CRYPTO_num_locks() (1)
0325 #define CRYPTO_set_locking_callback(func)
0326 #define CRYPTO_get_locking_callback() (NULL)
0327 #define CRYPTO_set_add_lock_callback(func)
0328 #define CRYPTO_get_add_lock_callback() (NULL)
0329
0330 /*
0331  * These defines where used in combination with the old locking callbacks,
0332  * they are not called anymore, but old code that's not called might still
0333  * use them.
0334  */
0335 #define CRYPTO_LOCK 1
0336 #define CRYPTO_UNLOCK 2
0337 #define CRYPTO_READ 4
0338 #define CRYPTO_WRITE 8
0339
0340 /* This structure is no longer used */
0341 typedef struct crypto_threadid_st {
0342     int dummy;
0343 } CRYPTO_THREADID;
0344 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
0345 #define CRYPTO_THREADID_set_numeric(id, val)
0346 #define CRYPTO_THREADID_set_pointer(id, ptr)
0347 #define CRYPTO_THREADID_set_callback(threadid_func) (0)
0348 #define CRYPTO_THREADID_get_callback() (NULL)
0349 #define CRYPTO_THREADID_current(id)
0350 #define CRYPTO_THREADID_cmp(a, b) (-1)
0351 #define CRYPTO_THREADID_cpy(dest, src)
0352 #define CRYPTO_THREADID_hash(id) (0UL)
0353
0354 #ifndef OPENSSL_NO_DEPRECATED_1_0_0
0355 #define CRYPTO_set_id_callback(func)
0356 #define CRYPTO_get_id_callback() (NULL)
0357 #define CRYPTO_thread_id() (0UL)
0358 #endif /* OPENSSL_NO_DEPRECATED_1_0_0 */
0359
0360 #define CRYPTO_set_dynlock_create_callback(dyn_create_function)
0361 #define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
0362 #define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
0363 #define CRYPTO_get_dynlock_create_callback() (NULL)
0364 #define CRYPTO_get_dynlock_lock_callback() (NULL)
0365 #define CRYPTO_get_dynlock_destroy_callback() (NULL)
0366 #endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
0367
0368 typedef void *(*CRYPTO_malloc_fn)(size_t num, const char *file, int line);
0369 typedef void *(*CRYPTO_realloc_fn)(void *addr, size_t num, const char *file,
0370     int line);
0371 typedef void (*CRYPTO_free_fn)(void *addr, const char *file, int line);
0372 int CRYPTO_set_mem_functions(CRYPTO_malloc_fn malloc_fn,
0373     CRYPTO_realloc_fn realloc_fn,
0374     CRYPTO_free_fn free_fn);
0375 void CRYPTO_get_mem_functions(CRYPTO_malloc_fn *malloc_fn,
0376     CRYPTO_realloc_fn *realloc_fn,
0377     CRYPTO_free_fn *free_fn);
0378
0379 OSSL_CRYPTO_ALLOC void *CRYPTO_malloc(size_t num, const char *file, int line);
0380 OSSL_CRYPTO_ALLOC void *CRYPTO_zalloc(size_t num, const char *file, int line);
0381 OSSL_CRYPTO_ALLOC void *CRYPTO_malloc_array(size_t num, size_t size,
0382     const char *file, int line);
0383 OSSL_CRYPTO_ALLOC void *CRYPTO_calloc(size_t num, size_t size,
0384     const char *file, int line);
0385 OSSL_CRYPTO_ALLOC void *CRYPTO_aligned_alloc(size_t num, size_t align,
0386     void **freeptr, const char *file,
0387     int line);
0388 OSSL_CRYPTO_ALLOC void *CRYPTO_aligned_alloc_array(size_t num, size_t size,
0389     size_t align, void **freeptr,
0390     const char *file, int line);
0391 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
0392 char *CRYPTO_strdup(const char *str, const char *file, int line);
0393 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
0394 void CRYPTO_free(void *ptr, const char *file, int line);
0395 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
0396 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
0397 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
0398     const char *file, int line);
0399 void *CRYPTO_realloc_array(void *addr, size_t num, size_t size,
0400     const char *file, int line);
0401 void *CRYPTO_clear_realloc_array(void *addr, size_t old_num, size_t num,
0402     size_t size, const char *file, int line);
0403
0404 int CRYPTO_secure_malloc_init(size_t sz, size_t minsize);
0405 int CRYPTO_secure_malloc_done(void);
0406 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
0407 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
0408 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_malloc_array(size_t num, size_t size,
0409     const char *file, int line);
0410 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_calloc(size_t num, size_t size,
0411     const char *file, int line);
0412 void CRYPTO_secure_free(void *ptr, const char *file, int line);
0413 void CRYPTO_secure_clear_free(void *ptr, size_t num,
0414     const char *file, int line);
0415 int CRYPTO_secure_allocated(const void *ptr);
0416 int CRYPTO_secure_malloc_initialized(void);
0417 size_t CRYPTO_secure_actual_size(void *ptr);
0418 size_t CRYPTO_secure_used(void);
0419
0420 void OPENSSL_cleanse(void *ptr, size_t len);
0421
0422 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
0423 /*
0424  * The following can be used to detect memory leaks in the library. If
0425  * used, it turns on malloc checking
0426  */
0427 #define CRYPTO_MEM_CHECK_OFF 0x0 /* Control only */
0428 #define CRYPTO_MEM_CHECK_ON 0x1 /* Control and mode bit */
0429 #define CRYPTO_MEM_CHECK_ENABLE 0x2 /* Control and mode bit */
0430 #define CRYPTO_MEM_CHECK_DISABLE 0x3 /* Control only */
0431
0432 /* max allowed length for value of OPENSSL_MALLOC_FAILURES env var. */
0433 #define CRYPTO_MEM_CHECK_MAX_FS 256
0434
0435 void CRYPTO_get_alloc_counts(int *mcount, int *rcount, int *fcount);
0436 #ifndef OPENSSL_NO_DEPRECATED_3_0
0437 #define OPENSSL_mem_debug_push(info) \
0438     CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
0439 #define OPENSSL_mem_debug_pop() \
0440     CRYPTO_mem_debug_pop()
0441 #endif
0442 #ifndef OPENSSL_NO_DEPRECATED_3_0
0443 OSSL_DEPRECATEDIN_3_0 int CRYPTO_set_mem_debug(int flag);
0444 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_ctrl(int mode);
0445 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_push(const char *info,
0446     const char *file, int line);
0447 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_pop(void);
0448 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_malloc(void *addr, size_t num,
0449     int flag,
0450     const char *file, int line);
0451 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2,
0452     size_t num, int flag,
0453     const char *file, int line);
0454 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_free(void *addr, int flag,
0455     const char *file, int line);
0456 OSSL_DEPRECATEDIN_3_0
0457 int CRYPTO_mem_leaks_cb(int (*cb)(const char *str, size_t len, void *u),
0458     void *u);
0459 #endif
0460 #ifndef OPENSSL_NO_STDIO
0461 #ifndef OPENSSL_NO_DEPRECATED_3_0
0462 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks_fp(FILE *);
0463 #endif
0464 #endif
0465 #ifndef OPENSSL_NO_DEPRECATED_3_0
0466 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks(BIO *bio);
0467 #endif
0468 #endif /* OPENSSL_NO_CRYPTO_MDEBUG */
0469
0470 /* die if we have to */
0471 ossl_noreturn void OPENSSL_die(const char *assertion, const char *file, int line);
0472 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
0473 #define OpenSSLDie(f, l, a) OPENSSL_die((a), (f), (l))
0474 #endif
0475 #define OPENSSL_assert(e) \
0476     (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
0477
0478 int OPENSSL_isservice(void);
0479
0480 void OPENSSL_init(void);
0481 #ifdef OPENSSL_SYS_UNIX
0482 #ifndef OPENSSL_NO_DEPRECATED_3_0
0483 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_prepare(void);
0484 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_parent(void);
0485 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_child(void);
0486 #endif
0487 #endif
0488
0489 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
0490 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
0491 int OPENSSL_gmtime_diff(int *pday, int *psec,
0492     const struct tm *from, const struct tm *to);
0493
0494 /*
0495  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
0496  * It takes an amount of time dependent on |len|, but independent of the
0497  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
0498  * into a defined order as the return value when a != b is undefined, other
0499  * than to be non-zero.
0500  */
0501 int CRYPTO_memcmp(const void *in_a, const void *in_b, size_t len);
0502
0503 /* Standard initialisation options */
0504 #define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
0505 #define OPENSSL_INIT_LOAD_CRYPTO_STRINGS 0x00000002L
0506 #define OPENSSL_INIT_ADD_ALL_CIPHERS 0x00000004L
0507 #define OPENSSL_INIT_ADD_ALL_DIGESTS 0x00000008L
0508 #define OPENSSL_INIT_NO_ADD_ALL_CIPHERS 0x00000010L
0509 #define OPENSSL_INIT_NO_ADD_ALL_DIGESTS 0x00000020L
0510 #define OPENSSL_INIT_LOAD_CONFIG 0x00000040L
0511 #define OPENSSL_INIT_NO_LOAD_CONFIG 0x00000080L
0512 #define OPENSSL_INIT_ASYNC 0x00000100L
0513 #define OPENSSL_INIT_ENGINE_RDRAND 0x00000200L
0514 #define OPENSSL_INIT_ENGINE_DYNAMIC 0x00000400L
0515 #define OPENSSL_INIT_ENGINE_OPENSSL 0x00000800L
0516 #define OPENSSL_INIT_ENGINE_CRYPTODEV 0x00001000L
0517 #define OPENSSL_INIT_ENGINE_CAPI 0x00002000L
0518 #define OPENSSL_INIT_ENGINE_PADLOCK 0x00004000L
0519 #define OPENSSL_INIT_ENGINE_AFALG 0x00008000L
0520 /* FREE:                                     0x00010000L */
0521 #define OPENSSL_INIT_ATFORK 0x00020000L
0522 /* OPENSSL_INIT_BASE_ONLY                    0x00040000L */
0523 #define OPENSSL_INIT_NO_ATEXIT 0x00080000L
0524 /* OPENSSL_INIT flag range 0x03f00000 reserved for OPENSSL_init_ssl() */
0525 /* FREE: 0x04000000L */
0526 /* FREE: 0x08000000L */
0527 /* FREE: 0x10000000L */
0528 /* FREE: 0x20000000L */
0529 /* FREE: 0x40000000L */
0530 /* FREE: 0x80000000L */
0531 /* Max OPENSSL_INIT flag value is 0x80000000 */
0532
0533 /* openssl and dasync not counted as builtin */
0534 #define OPENSSL_INIT_ENGINE_ALL_BUILTIN                       \
0535     (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
0536         | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | OPENSSL_INIT_ENGINE_PADLOCK)
0537
0538 /* Library initialisation functions */
0539 void OPENSSL_cleanup(void);
0540 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
0541 int OPENSSL_atexit(void (*handler)(void));
0542 void OPENSSL_thread_stop(void);
0543 void OPENSSL_thread_stop_ex(OSSL_LIB_CTX *ctx);
0544
0545 /* Low-level control of initialization */
0546 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
0547 #ifndef OPENSSL_NO_STDIO
0548 int OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
0549     const char *config_filename);
0550 void OPENSSL_INIT_set_config_file_flags(OPENSSL_INIT_SETTINGS *settings,
0551     unsigned long flags);
0552 int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,
0553     const char *config_appname);
0554 #endif
0555 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
0556
0557 #if defined(OPENSSL_THREADS) && !defined(CRYPTO_TDEBUG)
0558 #if defined(_WIN32)
0559 #if defined(BASETYPES) || defined(_WINDEF_H)
0560 /* application has to include <windows.h> in order to use this */
0561 typedef DWORD CRYPTO_THREAD_LOCAL;
0562 typedef DWORD CRYPTO_THREAD_ID;
0563
0564 typedef LONG CRYPTO_ONCE;
0565 #define CRYPTO_ONCE_STATIC_INIT 0
0566 #endif
0567 #else
0568 #if defined(__TANDEM) && defined(_SPT_MODEL_)
0569 #define SPT_THREAD_SIGNAL 1
0570 #define SPT_THREAD_AWARE 1
0571 #include <spthread.h>
0572 #else
0573 #include <pthread.h>
0574 #endif
0575 typedef pthread_once_t CRYPTO_ONCE;
0576 typedef pthread_key_t CRYPTO_THREAD_LOCAL;
0577 typedef pthread_t CRYPTO_THREAD_ID;
0578
0579 #define CRYPTO_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
0580 #endif
0581 #endif
0582
0583 #if !defined(CRYPTO_ONCE_STATIC_INIT)
0584 typedef unsigned int CRYPTO_ONCE;
0585 typedef unsigned int CRYPTO_THREAD_LOCAL;
0586 typedef unsigned int CRYPTO_THREAD_ID;
0587 #define CRYPTO_ONCE_STATIC_INIT 0
0588 #endif
0589
0590 int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void));
0591
0592 int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *));
0593 void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key);
0594 int CRYPTO_THREAD_set_local(CRYPTO_THREAD_LOCAL *key, void *val);
0595 int CRYPTO_THREAD_cleanup_local(CRYPTO_THREAD_LOCAL *key);
0596
0597 CRYPTO_THREAD_ID CRYPTO_THREAD_get_current_id(void);
0598 int CRYPTO_THREAD_compare_id(CRYPTO_THREAD_ID a, CRYPTO_THREAD_ID b);
0599
0600 OSSL_LIB_CTX *OSSL_LIB_CTX_new(void);
0601 OSSL_LIB_CTX *OSSL_LIB_CTX_new_from_dispatch(const OSSL_CORE_HANDLE *handle,
0602     const OSSL_DISPATCH *in);
0603 OSSL_LIB_CTX *OSSL_LIB_CTX_new_child(const OSSL_CORE_HANDLE *handle,
0604     const OSSL_DISPATCH *in);
0605 int OSSL_LIB_CTX_load_config(OSSL_LIB_CTX *ctx, const char *config_file);
0606 void OSSL_LIB_CTX_free(OSSL_LIB_CTX *);
0607 OSSL_LIB_CTX *OSSL_LIB_CTX_get0_global_default(void);
0608 OSSL_LIB_CTX *OSSL_LIB_CTX_set0_default(OSSL_LIB_CTX *libctx);
0609 int OSSL_LIB_CTX_get_conf_diagnostics(OSSL_LIB_CTX *ctx);
0610 void OSSL_LIB_CTX_set_conf_diagnostics(OSSL_LIB_CTX *ctx, int value);
0611
0612 void OSSL_sleep(uint64_t millis);
0613
0614 void *OSSL_LIB_CTX_get_data(OSSL_LIB_CTX *ctx, int index);
0615
0616 #ifdef __cplusplus
0617 }
0618 #endif
0619 #endif