xref: /freebsd/crypto/openssl/include/openssl/crypto.h (revision 1731fc70f7344af08db49b06c63c963fa12ee354)
1 /*
2  * WARNING: do not edit!
3  * Generated by Makefile from include/openssl/crypto.h.in
4  *
5  * Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved.
6  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
7  *
8  * Licensed under the Apache License 2.0 (the "License").  You may not use
9  * this file except in compliance with the License.  You can obtain a copy
10  * in the file LICENSE in the source distribution or at
11  * https://www.openssl.org/source/license.html
12  */
13 
14 /* clang-format off */
15 
16 /* clang-format on */
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 #include <openssl/core.h>
42 
43 #ifdef CHARSET_EBCDIC
44 #include <openssl/ebcdic.h>
45 #endif
46 
47 /*
48  * Resolve problems on some operating systems with symbol names that clash
49  * one way or another
50  */
51 #include <openssl/symhacks.h>
52 
53 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
54 #include <openssl/opensslv.h>
55 #endif
56 
57 #ifdef __cplusplus
58 extern "C" {
59 #endif
60 
61 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
62 #define SSLeay OpenSSL_version_num
63 #define SSLeay_version OpenSSL_version
64 #define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
65 #define SSLEAY_VERSION OPENSSL_VERSION
66 #define SSLEAY_CFLAGS OPENSSL_CFLAGS
67 #define SSLEAY_BUILT_ON OPENSSL_BUILT_ON
68 #define SSLEAY_PLATFORM OPENSSL_PLATFORM
69 #define SSLEAY_DIR OPENSSL_DIR
70 
71 /*
72  * Old type for allocating dynamic locks. No longer used. Use the new thread
73  * API instead.
74  */
75 typedef struct {
76     int dummy;
77 } CRYPTO_dynlock;
78 
79 #endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
80 
81 typedef void CRYPTO_RWLOCK;
82 
83 CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
84 __owur int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
85 __owur int CRYPTO_THREAD_write_lock(CRYPTO_RWLOCK *lock);
86 int CRYPTO_THREAD_unlock(CRYPTO_RWLOCK *lock);
87 void CRYPTO_THREAD_lock_free(CRYPTO_RWLOCK *lock);
88 
89 int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock);
90 int CRYPTO_atomic_add64(uint64_t *val, uint64_t op, uint64_t *ret,
91     CRYPTO_RWLOCK *lock);
92 int CRYPTO_atomic_and(uint64_t *val, uint64_t op, uint64_t *ret,
93     CRYPTO_RWLOCK *lock);
94 int CRYPTO_atomic_or(uint64_t *val, uint64_t op, uint64_t *ret,
95     CRYPTO_RWLOCK *lock);
96 int CRYPTO_atomic_load(uint64_t *val, uint64_t *ret, CRYPTO_RWLOCK *lock);
97 int CRYPTO_atomic_load_int(int *val, int *ret, CRYPTO_RWLOCK *lock);
98 int CRYPTO_atomic_store(uint64_t *dst, uint64_t val, CRYPTO_RWLOCK *lock);
99 
100 /* No longer needed, so this is a no-op */
101 #define OPENSSL_malloc_init() \
102     while (0)                 \
103     continue
104 
105 #define OPENSSL_malloc(num) \
106     CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
107 #define OPENSSL_zalloc(num) \
108     CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
109 #define OPENSSL_aligned_alloc(num, alignment, freeptr) \
110     CRYPTO_aligned_alloc(num, alignment, freeptr,      \
111         OPENSSL_FILE, OPENSSL_LINE)
112 #define OPENSSL_realloc(addr, num) \
113     CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
114 #define OPENSSL_clear_realloc(addr, old_num, num) \
115     CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
116 #define OPENSSL_clear_free(addr, num) \
117     CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
118 #define OPENSSL_free(addr) \
119     CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
120 #define OPENSSL_memdup(str, s) \
121     CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
122 #define OPENSSL_strdup(str) \
123     CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
124 #define OPENSSL_strndup(str, n) \
125     CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
126 #define OPENSSL_secure_malloc(num) \
127     CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
128 #define OPENSSL_secure_zalloc(num) \
129     CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
130 #define OPENSSL_secure_free(addr) \
131     CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
132 #define OPENSSL_secure_clear_free(addr, num) \
133     CRYPTO_secure_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
134 #define OPENSSL_secure_actual_size(ptr) \
135     CRYPTO_secure_actual_size(ptr)
136 
137 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
138 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
139 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
140 int OPENSSL_strtoul(const char *str, char **endptr, int base, unsigned long *num);
141 int OPENSSL_buf2hexstr_ex(char *str, size_t str_n, size_t *strlength,
142     const unsigned char *buf, size_t buflen,
143     const char sep);
144 char *OPENSSL_buf2hexstr(const unsigned char *buf, long buflen);
145 int OPENSSL_hexstr2buf_ex(unsigned char *buf, size_t buf_n, size_t *buflen,
146     const char *str, const char sep);
147 unsigned char *OPENSSL_hexstr2buf(const char *str, long *buflen);
148 int OPENSSL_hexchar2int(unsigned char c);
149 int OPENSSL_strcasecmp(const char *s1, const char *s2);
150 int OPENSSL_strncasecmp(const char *s1, const char *s2, size_t n);
151 
152 #define OPENSSL_MALLOC_MAX_NELEMS(type) (((1U << (sizeof(int) * 8 - 1)) - 1) / sizeof(type))
153 
154 /*
155  * These functions return the values of OPENSSL_VERSION_MAJOR,
156  * OPENSSL_VERSION_MINOR, OPENSSL_VERSION_PATCH, OPENSSL_VERSION_PRE_RELEASE
157  * and OPENSSL_VERSION_BUILD_METADATA, respectively.
158  */
159 unsigned int OPENSSL_version_major(void);
160 unsigned int OPENSSL_version_minor(void);
161 unsigned int OPENSSL_version_patch(void);
162 const char *OPENSSL_version_pre_release(void);
163 const char *OPENSSL_version_build_metadata(void);
164 
165 unsigned long OpenSSL_version_num(void);
166 const char *OpenSSL_version(int type);
167 #define OPENSSL_VERSION 0
168 #define OPENSSL_CFLAGS 1
169 #define OPENSSL_BUILT_ON 2
170 #define OPENSSL_PLATFORM 3
171 #define OPENSSL_DIR 4
172 #define OPENSSL_ENGINES_DIR 5
173 #define OPENSSL_VERSION_STRING 6
174 #define OPENSSL_FULL_VERSION_STRING 7
175 #define OPENSSL_MODULES_DIR 8
176 #define OPENSSL_CPU_INFO 9
177 #define OPENSSL_WINCTX 10
178 
179 const char *OPENSSL_info(int type);
180 /*
181  * The series starts at 1001 to avoid confusion with the OpenSSL_version
182  * types.
183  */
184 #define OPENSSL_INFO_CONFIG_DIR 1001
185 #define OPENSSL_INFO_ENGINES_DIR 1002
186 #define OPENSSL_INFO_MODULES_DIR 1003
187 #define OPENSSL_INFO_DSO_EXTENSION 1004
188 #define OPENSSL_INFO_DIR_FILENAME_SEPARATOR 1005
189 #define OPENSSL_INFO_LIST_SEPARATOR 1006
190 #define OPENSSL_INFO_SEED_SOURCE 1007
191 #define OPENSSL_INFO_CPU_SETTINGS 1008
192 #define OPENSSL_INFO_WINDOWS_CONTEXT 1009
193 
194 int OPENSSL_issetugid(void);
195 
196 struct crypto_ex_data_st {
197     OSSL_LIB_CTX *ctx;
198     STACK_OF(void) *sk;
199 };
200 
201 /* clang-format off */
202 SKM_DEFINE_STACK_OF_INTERNAL(void, void, void)
203 #define sk_void_num(sk) OPENSSL_sk_num(ossl_check_const_void_sk_type(sk))
204 #define sk_void_value(sk, idx) ((void *)OPENSSL_sk_value(ossl_check_const_void_sk_type(sk), (idx)))
205 #define sk_void_new(cmp) ((STACK_OF(void) *)OPENSSL_sk_new(ossl_check_void_compfunc_type(cmp)))
206 #define sk_void_new_null() ((STACK_OF(void) *)OPENSSL_sk_new_null())
207 #define sk_void_new_reserve(cmp, n) ((STACK_OF(void) *)OPENSSL_sk_new_reserve(ossl_check_void_compfunc_type(cmp), (n)))
208 #define sk_void_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_void_sk_type(sk), (n))
209 #define sk_void_free(sk) OPENSSL_sk_free(ossl_check_void_sk_type(sk))
210 #define sk_void_zero(sk) OPENSSL_sk_zero(ossl_check_void_sk_type(sk))
211 #define sk_void_delete(sk, i) ((void *)OPENSSL_sk_delete(ossl_check_void_sk_type(sk), (i)))
212 #define sk_void_delete_ptr(sk, ptr) ((void *)OPENSSL_sk_delete_ptr(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr)))
213 #define sk_void_push(sk, ptr) OPENSSL_sk_push(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
214 #define sk_void_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
215 #define sk_void_pop(sk) ((void *)OPENSSL_sk_pop(ossl_check_void_sk_type(sk)))
216 #define sk_void_shift(sk) ((void *)OPENSSL_sk_shift(ossl_check_void_sk_type(sk)))
217 #define sk_void_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_void_sk_type(sk),ossl_check_void_freefunc_type(freefunc))
218 #define sk_void_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr), (idx))
219 #define sk_void_set(sk, idx, ptr) ((void *)OPENSSL_sk_set(ossl_check_void_sk_type(sk), (idx), ossl_check_void_type(ptr)))
220 #define sk_void_find(sk, ptr) OPENSSL_sk_find(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
221 #define sk_void_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr))
222 #define sk_void_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_void_sk_type(sk), ossl_check_void_type(ptr), pnum)
223 #define sk_void_sort(sk) OPENSSL_sk_sort(ossl_check_void_sk_type(sk))
224 #define sk_void_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_void_sk_type(sk))
225 #define sk_void_dup(sk) ((STACK_OF(void) *)OPENSSL_sk_dup(ossl_check_const_void_sk_type(sk)))
226 #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)))
227 #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)))
228 
229 /* clang-format on */
230 
231 /*
232  * Per class, we have a STACK of function pointers.
233  */
234 #define CRYPTO_EX_INDEX_SSL 0
235 #define CRYPTO_EX_INDEX_SSL_CTX 1
236 #define CRYPTO_EX_INDEX_SSL_SESSION 2
237 #define CRYPTO_EX_INDEX_X509 3
238 #define CRYPTO_EX_INDEX_X509_STORE 4
239 #define CRYPTO_EX_INDEX_X509_STORE_CTX 5
240 #define CRYPTO_EX_INDEX_DH 6
241 #define CRYPTO_EX_INDEX_DSA 7
242 #define CRYPTO_EX_INDEX_EC_KEY 8
243 #define CRYPTO_EX_INDEX_RSA 9
244 #define CRYPTO_EX_INDEX_ENGINE 10
245 #define CRYPTO_EX_INDEX_UI 11
246 #define CRYPTO_EX_INDEX_BIO 12
247 #define CRYPTO_EX_INDEX_APP 13
248 #define CRYPTO_EX_INDEX_UI_METHOD 14
249 #define CRYPTO_EX_INDEX_RAND_DRBG 15
250 #define CRYPTO_EX_INDEX_DRBG CRYPTO_EX_INDEX_RAND_DRBG
251 #define CRYPTO_EX_INDEX_OSSL_LIB_CTX 16
252 #define CRYPTO_EX_INDEX_EVP_PKEY 17
253 #define CRYPTO_EX_INDEX__COUNT 18
254 
255 typedef void CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
256     int idx, long argl, void *argp);
257 typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
258     int idx, long argl, void *argp);
259 typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from,
260     void **from_d, int idx, long argl, void *argp);
261 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
262     CRYPTO_EX_new *new_func,
263     CRYPTO_EX_dup *dup_func,
264     CRYPTO_EX_free *free_func);
265 /* No longer use an index. */
266 int CRYPTO_free_ex_index(int class_index, int idx);
267 
268 /*
269  * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
270  * given class (invokes whatever per-class callbacks are applicable)
271  */
272 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
273 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
274     const CRYPTO_EX_DATA *from);
275 
276 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
277 
278 /* Allocate a single item in the CRYPTO_EX_DATA variable */
279 int CRYPTO_alloc_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad,
280     int idx);
281 
282 /*
283  * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
284  * index (relative to the class type involved)
285  */
286 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
287 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
288 
289 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
290 /*
291  * This function cleans up all "ex_data" state. It mustn't be called under
292  * potential race-conditions.
293  */
294 #define CRYPTO_cleanup_all_ex_data() \
295     while (0)                        \
296     continue
297 
298 /*
299  * The old locking functions have been removed completely without compatibility
300  * macros. This is because the old functions either could not properly report
301  * errors, or the returned error values were not clearly documented.
302  * Replacing the locking functions with no-ops would cause race condition
303  * issues in the affected applications. It is far better for them to fail at
304  * compile time.
305  * On the other hand, the locking callbacks are no longer used.  Consequently,
306  * the callback management functions can be safely replaced with no-op macros.
307  */
308 #define CRYPTO_num_locks() (1)
309 #define CRYPTO_set_locking_callback(func)
310 #define CRYPTO_get_locking_callback() (NULL)
311 #define CRYPTO_set_add_lock_callback(func)
312 #define CRYPTO_get_add_lock_callback() (NULL)
313 
314 /*
315  * These defines where used in combination with the old locking callbacks,
316  * they are not called anymore, but old code that's not called might still
317  * use them.
318  */
319 #define CRYPTO_LOCK 1
320 #define CRYPTO_UNLOCK 2
321 #define CRYPTO_READ 4
322 #define CRYPTO_WRITE 8
323 
324 /* This structure is no longer used */
325 typedef struct crypto_threadid_st {
326     int dummy;
327 } CRYPTO_THREADID;
328 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
329 #define CRYPTO_THREADID_set_numeric(id, val)
330 #define CRYPTO_THREADID_set_pointer(id, ptr)
331 #define CRYPTO_THREADID_set_callback(threadid_func) (0)
332 #define CRYPTO_THREADID_get_callback() (NULL)
333 #define CRYPTO_THREADID_current(id)
334 #define CRYPTO_THREADID_cmp(a, b) (-1)
335 #define CRYPTO_THREADID_cpy(dest, src)
336 #define CRYPTO_THREADID_hash(id) (0UL)
337 
338 #ifndef OPENSSL_NO_DEPRECATED_1_0_0
339 #define CRYPTO_set_id_callback(func)
340 #define CRYPTO_get_id_callback() (NULL)
341 #define CRYPTO_thread_id() (0UL)
342 #endif /* OPENSSL_NO_DEPRECATED_1_0_0 */
343 
344 #define CRYPTO_set_dynlock_create_callback(dyn_create_function)
345 #define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
346 #define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
347 #define CRYPTO_get_dynlock_create_callback() (NULL)
348 #define CRYPTO_get_dynlock_lock_callback() (NULL)
349 #define CRYPTO_get_dynlock_destroy_callback() (NULL)
350 #endif /* OPENSSL_NO_DEPRECATED_1_1_0 */
351 
352 typedef void *(*CRYPTO_malloc_fn)(size_t num, const char *file, int line);
353 typedef void *(*CRYPTO_realloc_fn)(void *addr, size_t num, const char *file,
354     int line);
355 typedef void (*CRYPTO_free_fn)(void *addr, const char *file, int line);
356 int CRYPTO_set_mem_functions(CRYPTO_malloc_fn malloc_fn,
357     CRYPTO_realloc_fn realloc_fn,
358     CRYPTO_free_fn free_fn);
359 void CRYPTO_get_mem_functions(CRYPTO_malloc_fn *malloc_fn,
360     CRYPTO_realloc_fn *realloc_fn,
361     CRYPTO_free_fn *free_fn);
362 
363 OSSL_CRYPTO_ALLOC void *CRYPTO_malloc(size_t num, const char *file, int line);
364 OSSL_CRYPTO_ALLOC void *CRYPTO_zalloc(size_t num, const char *file, int line);
365 OSSL_CRYPTO_ALLOC void *CRYPTO_aligned_alloc(size_t num, size_t align,
366     void **freeptr, const char *file,
367     int line);
368 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
369 char *CRYPTO_strdup(const char *str, const char *file, int line);
370 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
371 void CRYPTO_free(void *ptr, const char *file, int line);
372 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
373 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
374 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
375     const char *file, int line);
376 
377 int CRYPTO_secure_malloc_init(size_t sz, size_t minsize);
378 int CRYPTO_secure_malloc_done(void);
379 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
380 OSSL_CRYPTO_ALLOC void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
381 void CRYPTO_secure_free(void *ptr, const char *file, int line);
382 void CRYPTO_secure_clear_free(void *ptr, size_t num,
383     const char *file, int line);
384 int CRYPTO_secure_allocated(const void *ptr);
385 int CRYPTO_secure_malloc_initialized(void);
386 size_t CRYPTO_secure_actual_size(void *ptr);
387 size_t CRYPTO_secure_used(void);
388 
389 void OPENSSL_cleanse(void *ptr, size_t len);
390 
391 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
392 /*
393  * The following can be used to detect memory leaks in the library. If
394  * used, it turns on malloc checking
395  */
396 #define CRYPTO_MEM_CHECK_OFF 0x0 /* Control only */
397 #define CRYPTO_MEM_CHECK_ON 0x1 /* Control and mode bit */
398 #define CRYPTO_MEM_CHECK_ENABLE 0x2 /* Control and mode bit */
399 #define CRYPTO_MEM_CHECK_DISABLE 0x3 /* Control only */
400 
401 /* max allowed length for value of OPENSSL_MALLOC_FAILURES env var. */
402 #define CRYPTO_MEM_CHECK_MAX_FS 256
403 
404 void CRYPTO_get_alloc_counts(int *mcount, int *rcount, int *fcount);
405 #ifndef OPENSSL_NO_DEPRECATED_3_0
406 #define OPENSSL_mem_debug_push(info) \
407     CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
408 #define OPENSSL_mem_debug_pop() \
409     CRYPTO_mem_debug_pop()
410 #endif
411 #ifndef OPENSSL_NO_DEPRECATED_3_0
412 OSSL_DEPRECATEDIN_3_0 int CRYPTO_set_mem_debug(int flag);
413 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_ctrl(int mode);
414 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_push(const char *info,
415     const char *file, int line);
416 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_debug_pop(void);
417 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_malloc(void *addr, size_t num,
418     int flag,
419     const char *file, int line);
420 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2,
421     size_t num, int flag,
422     const char *file, int line);
423 OSSL_DEPRECATEDIN_3_0 void CRYPTO_mem_debug_free(void *addr, int flag,
424     const char *file, int line);
425 OSSL_DEPRECATEDIN_3_0
426 int CRYPTO_mem_leaks_cb(int (*cb)(const char *str, size_t len, void *u),
427     void *u);
428 #endif
429 #ifndef OPENSSL_NO_STDIO
430 #ifndef OPENSSL_NO_DEPRECATED_3_0
431 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks_fp(FILE *);
432 #endif
433 #endif
434 #ifndef OPENSSL_NO_DEPRECATED_3_0
435 OSSL_DEPRECATEDIN_3_0 int CRYPTO_mem_leaks(BIO *bio);
436 #endif
437 #endif /* OPENSSL_NO_CRYPTO_MDEBUG */
438 
439 /* die if we have to */
440 ossl_noreturn void OPENSSL_die(const char *assertion, const char *file, int line);
441 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
442 #define OpenSSLDie(f, l, a) OPENSSL_die((a), (f), (l))
443 #endif
444 #define OPENSSL_assert(e) \
445     (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
446 
447 int OPENSSL_isservice(void);
448 
449 void OPENSSL_init(void);
450 #ifdef OPENSSL_SYS_UNIX
451 #ifndef OPENSSL_NO_DEPRECATED_3_0
452 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_prepare(void);
453 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_parent(void);
454 OSSL_DEPRECATEDIN_3_0 void OPENSSL_fork_child(void);
455 #endif
456 #endif
457 
458 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
459 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
460 int OPENSSL_gmtime_diff(int *pday, int *psec,
461     const struct tm *from, const struct tm *to);
462 
463 /*
464  * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
465  * It takes an amount of time dependent on |len|, but independent of the
466  * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
467  * into a defined order as the return value when a != b is undefined, other
468  * than to be non-zero.
469  */
470 int CRYPTO_memcmp(const void *in_a, const void *in_b, size_t len);
471 
472 /* Standard initialisation options */
473 #define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
474 #define OPENSSL_INIT_LOAD_CRYPTO_STRINGS 0x00000002L
475 #define OPENSSL_INIT_ADD_ALL_CIPHERS 0x00000004L
476 #define OPENSSL_INIT_ADD_ALL_DIGESTS 0x00000008L
477 #define OPENSSL_INIT_NO_ADD_ALL_CIPHERS 0x00000010L
478 #define OPENSSL_INIT_NO_ADD_ALL_DIGESTS 0x00000020L
479 #define OPENSSL_INIT_LOAD_CONFIG 0x00000040L
480 #define OPENSSL_INIT_NO_LOAD_CONFIG 0x00000080L
481 #define OPENSSL_INIT_ASYNC 0x00000100L
482 #define OPENSSL_INIT_ENGINE_RDRAND 0x00000200L
483 #define OPENSSL_INIT_ENGINE_DYNAMIC 0x00000400L
484 #define OPENSSL_INIT_ENGINE_OPENSSL 0x00000800L
485 #define OPENSSL_INIT_ENGINE_CRYPTODEV 0x00001000L
486 #define OPENSSL_INIT_ENGINE_CAPI 0x00002000L
487 #define OPENSSL_INIT_ENGINE_PADLOCK 0x00004000L
488 #define OPENSSL_INIT_ENGINE_AFALG 0x00008000L
489 /* FREE:                                     0x00010000L */
490 #define OPENSSL_INIT_ATFORK 0x00020000L
491 /* OPENSSL_INIT_BASE_ONLY                    0x00040000L */
492 #define OPENSSL_INIT_NO_ATEXIT 0x00080000L
493 /* OPENSSL_INIT flag range 0x03f00000 reserved for OPENSSL_init_ssl() */
494 /* FREE: 0x04000000L */
495 /* FREE: 0x08000000L */
496 /* FREE: 0x10000000L */
497 /* FREE: 0x20000000L */
498 /* FREE: 0x40000000L */
499 /* FREE: 0x80000000L */
500 /* Max OPENSSL_INIT flag value is 0x80000000 */
501 
502 /* openssl and dasync not counted as builtin */
503 #define OPENSSL_INIT_ENGINE_ALL_BUILTIN                       \
504     (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
505         | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | OPENSSL_INIT_ENGINE_PADLOCK)
506 
507 /* Library initialisation functions */
508 void OPENSSL_cleanup(void);
509 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
510 int OPENSSL_atexit(void (*handler)(void));
511 void OPENSSL_thread_stop(void);
512 void OPENSSL_thread_stop_ex(OSSL_LIB_CTX *ctx);
513 
514 /* Low-level control of initialization */
515 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
516 #ifndef OPENSSL_NO_STDIO
517 int OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
518     const char *config_filename);
519 void OPENSSL_INIT_set_config_file_flags(OPENSSL_INIT_SETTINGS *settings,
520     unsigned long flags);
521 int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,
522     const char *config_appname);
523 #endif
524 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
525 
526 #if defined(OPENSSL_THREADS) && !defined(CRYPTO_TDEBUG)
527 #if defined(_WIN32)
528 #if defined(BASETYPES) || defined(_WINDEF_H)
529 /* application has to include <windows.h> in order to use this */
530 typedef DWORD CRYPTO_THREAD_LOCAL;
531 typedef DWORD CRYPTO_THREAD_ID;
532 
533 typedef LONG CRYPTO_ONCE;
534 #define CRYPTO_ONCE_STATIC_INIT 0
535 #endif
536 #else
537 #if defined(__TANDEM) && defined(_SPT_MODEL_)
538 #define SPT_THREAD_SIGNAL 1
539 #define SPT_THREAD_AWARE 1
540 #include <spthread.h>
541 #else
542 #include <pthread.h>
543 #endif
544 typedef pthread_once_t CRYPTO_ONCE;
545 typedef pthread_key_t CRYPTO_THREAD_LOCAL;
546 typedef pthread_t CRYPTO_THREAD_ID;
547 
548 #define CRYPTO_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
549 #endif
550 #endif
551 
552 #if !defined(CRYPTO_ONCE_STATIC_INIT)
553 typedef unsigned int CRYPTO_ONCE;
554 typedef unsigned int CRYPTO_THREAD_LOCAL;
555 typedef unsigned int CRYPTO_THREAD_ID;
556 #define CRYPTO_ONCE_STATIC_INIT 0
557 #endif
558 
559 int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void));
560 
561 int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *));
562 void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key);
563 int CRYPTO_THREAD_set_local(CRYPTO_THREAD_LOCAL *key, void *val);
564 int CRYPTO_THREAD_cleanup_local(CRYPTO_THREAD_LOCAL *key);
565 
566 CRYPTO_THREAD_ID CRYPTO_THREAD_get_current_id(void);
567 int CRYPTO_THREAD_compare_id(CRYPTO_THREAD_ID a, CRYPTO_THREAD_ID b);
568 
569 OSSL_LIB_CTX *OSSL_LIB_CTX_new(void);
570 OSSL_LIB_CTX *OSSL_LIB_CTX_new_from_dispatch(const OSSL_CORE_HANDLE *handle,
571     const OSSL_DISPATCH *in);
572 OSSL_LIB_CTX *OSSL_LIB_CTX_new_child(const OSSL_CORE_HANDLE *handle,
573     const OSSL_DISPATCH *in);
574 int OSSL_LIB_CTX_load_config(OSSL_LIB_CTX *ctx, const char *config_file);
575 void OSSL_LIB_CTX_free(OSSL_LIB_CTX *);
576 OSSL_LIB_CTX *OSSL_LIB_CTX_get0_global_default(void);
577 OSSL_LIB_CTX *OSSL_LIB_CTX_set0_default(OSSL_LIB_CTX *libctx);
578 int OSSL_LIB_CTX_get_conf_diagnostics(OSSL_LIB_CTX *ctx);
579 void OSSL_LIB_CTX_set_conf_diagnostics(OSSL_LIB_CTX *ctx, int value);
580 
581 void OSSL_sleep(uint64_t millis);
582 
583 void *OSSL_LIB_CTX_get_data(OSSL_LIB_CTX *ctx, int index);
584 
585 #ifdef __cplusplus
586 }
587 #endif
588 #endif
589