1 /* ====================================================================
2 * Copyright (c) 1998-2016 The OpenSSL Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
16 * 3. All advertising materials mentioning features or use of this
17 * software must display the following acknowledgment:
18 * "This product includes software developed by the OpenSSL Project
19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
22 * endorse or promote products derived from this software without
23 * prior written permission. For written permission, please contact
24 * openssl-core@openssl.org.
26 * 5. Products derived from this software may not be called "OpenSSL"
27 * nor may "OpenSSL" appear in their names without prior written
28 * permission of the OpenSSL Project.
30 * 6. Redistributions of any form whatsoever must retain the following
32 * "This product includes software developed by the OpenSSL Project
33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
38 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
46 * OF THE POSSIBILITY OF SUCH DAMAGE.
47 * ====================================================================
49 * This product includes cryptographic software written by Eric Young
50 * (eay@cryptsoft.com). This product includes software written by Tim
51 * Hudson (tjh@cryptsoft.com).
54 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
55 * All rights reserved.
57 * This package is an SSL implementation written
58 * by Eric Young (eay@cryptsoft.com).
59 * The implementation was written so as to conform with Netscapes SSL.
61 * This library is free for commercial and non-commercial use as long as
62 * the following conditions are aheared to. The following conditions
63 * apply to all code found in this distribution, be it the RC4, RSA,
64 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
65 * included with this distribution is covered by the same copyright terms
66 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
68 * Copyright remains Eric Young's, and as such any Copyright notices in
69 * the code are not to be removed.
70 * If this package is used in a product, Eric Young should be given attribution
71 * as the author of the parts of the library used.
72 * This can be in the form of a textual message at program startup or
73 * in documentation (online or textual) provided with the package.
75 * Redistribution and use in source and binary forms, with or without
76 * modification, are permitted provided that the following conditions
78 * 1. Redistributions of source code must retain the copyright
79 * notice, this list of conditions and the following disclaimer.
80 * 2. Redistributions in binary form must reproduce the above copyright
81 * notice, this list of conditions and the following disclaimer in the
82 * documentation and/or other materials provided with the distribution.
83 * 3. All advertising materials mentioning features or use of this software
84 * must display the following acknowledgement:
85 * "This product includes cryptographic software written by
86 * Eric Young (eay@cryptsoft.com)"
87 * The word 'cryptographic' can be left out if the rouines from the library
88 * being used are not cryptographic related :-).
89 * 4. If you include any Windows specific code (or a derivative thereof) from
90 * the apps directory (application code) you must include an acknowledgement:
91 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
93 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
94 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
95 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
96 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
97 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
98 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
99 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
101 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
102 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
105 * The licence and distribution terms for any publically available version or
106 * derivative of this code cannot be changed. i.e. this code cannot simply be
107 * copied and put under another distribution licence
108 * [including the GNU Public Licence.]
110 /* ====================================================================
111 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
112 * ECDH support in OpenSSL originally developed by
113 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
116 #ifndef HEADER_CRYPTO_H
117 # define HEADER_CRYPTO_H
122 # include <openssl/e_os2.h>
124 # ifndef OPENSSL_NO_STDIO
128 # include <openssl/stack.h>
129 # include <openssl/safestack.h>
130 # include <openssl/opensslv.h>
131 # include <openssl/ossl_typ.h>
132 # include <openssl/opensslconf.h>
134 # ifdef CHARSET_EBCDIC
135 # include <openssl/ebcdic.h>
139 * Resolve problems on some operating systems with symbol names that clash
142 # include <openssl/symhacks.h>
144 # if OPENSSL_API_COMPAT < 0x10100000L
145 # include <openssl/opensslv.h>
152 # if OPENSSL_API_COMPAT < 0x10100000L
153 # define SSLeay OpenSSL_version_num
154 # define SSLeay_version OpenSSL_version
155 # define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
156 # define SSLEAY_VERSION OPENSSL_VERSION
157 # define SSLEAY_CFLAGS OPENSSL_CFLAGS
158 # define SSLEAY_BUILT_ON OPENSSL_BUILT_ON
159 # define SSLEAY_PLATFORM OPENSSL_PLATFORM
160 # define SSLEAY_DIR OPENSSL_DIR
161 # endif /* OPENSSL_API_COMPAT */
164 * When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
165 * names in cryptlib.c
168 # define CRYPTO_LOCK_X509_STORE 11
169 # define CRYPTO_LOCK_DYNLOCK 29
170 # define CRYPTO_LOCK_ENGINE 30
171 # define CRYPTO_LOCK_ECDSA 32
172 # define CRYPTO_LOCK_ECDH 34
173 # define CRYPTO_LOCK_BN 35
174 # define CRYPTO_LOCK_STORE 37
175 # define CRYPTO_LOCK_COMP 38
176 # define CRYPTO_LOCK_FIPS 39
177 # define CRYPTO_LOCK_FIPS2 40
178 # define CRYPTO_NUM_LOCKS 41
180 # define CRYPTO_LOCK 1
181 # define CRYPTO_UNLOCK 2
182 # define CRYPTO_READ 4
183 # define CRYPTO_WRITE 8
185 # ifndef OPENSSL_NO_LOCKING
186 # ifndef CRYPTO_w_lock
187 # define CRYPTO_w_lock(type) \
188 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,OPENSSL_FILE,OPENSSL_LINE)
189 # define CRYPTO_w_unlock(type) \
190 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,OPENSSL_FILE,OPENSSL_LINE)
191 # define CRYPTO_r_lock(type) \
192 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,OPENSSL_FILE,OPENSSL_LINE)
193 # define CRYPTO_r_unlock(type) \
194 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,OPENSSL_FILE,OPENSSL_LINE)
195 # define CRYPTO_add(addr,amount,type) \
196 CRYPTO_add_lock(addr,amount,type,OPENSSL_FILE,OPENSSL_LINE)
199 # define CRYPTO_w_lock(a)
200 # define CRYPTO_w_unlock(a)
201 # define CRYPTO_r_lock(a)
202 # define CRYPTO_r_unlock(a)
203 # define CRYPTO_add(a,b,c) ((*(a))+=(b))
207 * Some applications as well as some parts of OpenSSL need to allocate and
208 * deallocate locks in a dynamic fashion. The following typedef makes this
209 * possible in a type-safe manner.
210 * struct CRYPTO_dynlock_value has to be defined by the application.
214 struct CRYPTO_dynlock_value *data;
217 typedef void CRYPTO_RWLOCK;
219 CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
220 int CRYPTO_THREAD_read_lock(CRYPTO_RWLOCK *lock);
221 int CRYPTO_THREAD_write_lock(CRYPTO_RWLOCK *lock);
222 int CRYPTO_THREAD_unlock(CRYPTO_RWLOCK *lock);
223 void CRYPTO_THREAD_lock_free(CRYPTO_RWLOCK *lock);
225 int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock);
228 * The following can be used to detect memory leaks in the library. If
229 * used, it turns on malloc checking
231 # define CRYPTO_MEM_CHECK_OFF 0x0 /* Control only */
232 # define CRYPTO_MEM_CHECK_ON 0x1 /* Control and mode bit */
233 # define CRYPTO_MEM_CHECK_ENABLE 0x2 /* Control and mode bit */
234 # define CRYPTO_MEM_CHECK_DISABLE 0x3 /* Control only */
236 /* predec of the BIO type */
237 typedef struct bio_st BIO_dummy;
239 struct crypto_ex_data_st {
242 DEFINE_STACK_OF(void)
245 * Per class, we have a STACK of function pointers.
247 # define CRYPTO_EX_INDEX_SSL 0
248 # define CRYPTO_EX_INDEX_SSL_CTX 1
249 # define CRYPTO_EX_INDEX_SSL_SESSION 2
250 # define CRYPTO_EX_INDEX_X509 3
251 # define CRYPTO_EX_INDEX_X509_STORE 4
252 # define CRYPTO_EX_INDEX_X509_STORE_CTX 5
253 # define CRYPTO_EX_INDEX_DH 6
254 # define CRYPTO_EX_INDEX_DSA 7
255 # define CRYPTO_EX_INDEX_EC_KEY 8
256 # define CRYPTO_EX_INDEX_RSA 9
257 # define CRYPTO_EX_INDEX_ENGINE 10
258 # define CRYPTO_EX_INDEX_UI 11
259 # define CRYPTO_EX_INDEX_BIO 12
260 # define CRYPTO_EX_INDEX_STORE 13
261 # define CRYPTO_EX_INDEX_APP 14
262 # define CRYPTO_EX_INDEX__COUNT 15
265 * This is the default callbacks, but we can have others as well: this is
266 * needed in Win32 where the application malloc and the library malloc may
269 #define OPENSSL_malloc_init() \
270 CRYPTO_set_mem_functions(CRYPTO_malloc, CRYPTO_realloc, CRYPTO_free)
272 int CRYPTO_mem_ctrl(int mode);
274 # define OPENSSL_malloc(num) \
275 CRYPTO_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
276 # define OPENSSL_zalloc(num) \
277 CRYPTO_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
278 # define OPENSSL_realloc(addr, num) \
279 CRYPTO_realloc(addr, num, OPENSSL_FILE, OPENSSL_LINE)
280 # define OPENSSL_clear_realloc(addr, old_num, num) \
281 CRYPTO_clear_realloc(addr, old_num, num, OPENSSL_FILE, OPENSSL_LINE)
282 # define OPENSSL_clear_free(addr, num) \
283 CRYPTO_clear_free(addr, num, OPENSSL_FILE, OPENSSL_LINE)
284 # define OPENSSL_free(addr) \
285 CRYPTO_free(addr, OPENSSL_FILE, OPENSSL_LINE)
286 # define OPENSSL_memdup(str, s) \
287 CRYPTO_memdup((str), s, OPENSSL_FILE, OPENSSL_LINE)
288 # define OPENSSL_strdup(str) \
289 CRYPTO_strdup(str, OPENSSL_FILE, OPENSSL_LINE)
290 # define OPENSSL_strndup(str, n) \
291 CRYPTO_strndup(str, n, OPENSSL_FILE, OPENSSL_LINE)
292 # define OPENSSL_secure_malloc(num) \
293 CRYPTO_secure_malloc(num, OPENSSL_FILE, OPENSSL_LINE)
294 # define OPENSSL_secure_zalloc(num) \
295 CRYPTO_secure_zalloc(num, OPENSSL_FILE, OPENSSL_LINE)
296 # define OPENSSL_secure_free(addr) \
297 CRYPTO_secure_free(addr, OPENSSL_FILE, OPENSSL_LINE)
298 # define OPENSSL_secure_actual_size(ptr) \
299 CRYPTO_secure_actual_size(ptr)
301 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
302 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
303 size_t OPENSSL_strnlen(const char *str, size_t maxlen);
305 # define OPENSSL_MALLOC_MAX_NELEMS(type) (((1U<<(sizeof(int)*8-1))-1)/sizeof(type))
307 unsigned long OpenSSL_version_num(void);
308 const char *OpenSSL_version(int type);
309 # define OPENSSL_VERSION 0
310 # define OPENSSL_CFLAGS 1
311 # define OPENSSL_BUILT_ON 2
312 # define OPENSSL_PLATFORM 3
313 # define OPENSSL_DIR 4
314 # define OPENSSL_ENGINES_DIR 5
316 int OPENSSL_issetugid(void);
318 typedef void CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
319 int idx, long argl, void *argp);
320 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
321 int idx, long argl, void *argp);
322 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
323 void *srcp, int idx, long argl, void *argp);
324 __owur int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
325 CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
326 CRYPTO_EX_free *free_func);
327 /* No longer use an index. */
328 int CRYPTO_free_ex_index(int class_index, int idx);
331 * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
332 * given class (invokes whatever per-class callbacks are applicable)
334 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
335 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
336 CRYPTO_EX_DATA *from);
338 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
341 * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
342 * index (relative to the class type involved)
344 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
345 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
347 * This function cleans up all "ex_data" state. It mustn't be called under
348 * potential race-conditions.
350 void CRYPTO_cleanup_all_ex_data(void);
352 int CRYPTO_get_new_lockid(char *name);
354 int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
355 void CRYPTO_lock(int mode, int type, const char *file, int line);
356 void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
357 const char *file, int line));
358 void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
359 const char *file, int line);
360 void CRYPTO_set_add_lock_callback(int (*func)
361 (int *num, int mount, int type,
362 const char *file, int line));
363 int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
364 const char *file, int line);
366 /* Don't use this structure directly. */
367 typedef struct crypto_threadid_st {
371 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
372 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
373 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
374 int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
375 void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
376 void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
377 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
378 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
379 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
380 DEPRECATEDIN_1_0_0(void CRYPTO_set_id_callback(unsigned long (*func) (void)))
381 DEPRECATEDIN_1_0_0(unsigned long (*CRYPTO_get_id_callback(void)) (void))
382 DEPRECATEDIN_1_0_0(unsigned long CRYPTO_thread_id(void))
384 const char *CRYPTO_get_lock_name(int type);
385 int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
388 int CRYPTO_get_new_dynlockid(void);
389 void CRYPTO_destroy_dynlockid(int i);
390 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
391 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
392 *(*dyn_create_function) (const char
395 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
397 struct CRYPTO_dynlock_value *l,
398 const char *file, int line));
399 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
400 (struct CRYPTO_dynlock_value *l,
401 const char *file, int line));
402 struct CRYPTO_dynlock_value
403 *(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
404 void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
405 struct CRYPTO_dynlock_value
406 *l, const char *file,
408 void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
409 *l, const char *file,
412 int CRYPTO_set_mem_functions(
413 void *(*m) (size_t, const char *, int),
414 void *(*r) (void *, size_t, const char *, int),
415 void (*f) (void *, const char *, int));
416 int CRYPTO_set_mem_debug(int flag);
417 void CRYPTO_get_mem_functions(
418 void *(**m) (size_t, const char *, int),
419 void *(**r) (void *, size_t, const char *, int),
420 void (**f) (void *, const char *, int));
422 void *CRYPTO_malloc(size_t num, const char *file, int line);
423 void *CRYPTO_zalloc(size_t num, const char *file, int line);
424 void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line);
425 char *CRYPTO_strdup(const char *str, const char *file, int line);
426 char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line);
427 void CRYPTO_free(void *ptr, const char *file, int line);
428 void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line);
429 void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
430 void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
431 const char *file, int line);
433 int CRYPTO_secure_malloc_init(size_t sz, int minsize);
434 void CRYPTO_secure_malloc_done(void);
435 void *CRYPTO_secure_malloc(size_t num, const char *file, int line);
436 void *CRYPTO_secure_zalloc(size_t num, const char *file, int line);
437 void CRYPTO_secure_free(void *ptr, const char *file, int line);
438 int CRYPTO_secure_allocated(const void *ptr);
439 int CRYPTO_secure_malloc_initialized(void);
440 size_t CRYPTO_secure_actual_size(void *ptr);
441 size_t CRYPTO_secure_used(void);
443 void OPENSSL_cleanse(void *ptr, size_t len);
445 # ifndef OPENSSL_NO_CRYPTO_MDEBUG
446 # define OPENSSL_mem_debug_push(info) \
447 CRYPTO_mem_debug_push(info, OPENSSL_FILE, OPENSSL_LINE)
448 # define OPENSSL_mem_debug_pop() \
449 CRYPTO_mem_debug_pop()
450 int CRYPTO_mem_debug_push(const char *info, const char *file, int line);
451 int CRYPTO_mem_debug_pop(void);
454 * Debugging functions (enabled by CRYPTO_set_mem_debug(1))
455 * The flag argument has the following significance:
456 * 0: called before the actual memory allocation has taken place
457 * 1: called after the actual memory allocation has taken place
459 void CRYPTO_mem_debug_malloc(void *addr, size_t num, int flag,
460 const char *file, int line);
461 void CRYPTO_mem_debug_realloc(void *addr1, void *addr2, size_t num, int flag,
462 const char *file, int line);
463 void CRYPTO_mem_debug_free(void *addr, int flag,
464 const char *file, int line);
466 # ifndef OPENSSL_NO_STDIO
467 int CRYPTO_mem_leaks_fp(FILE *);
469 int CRYPTO_mem_leaks(struct bio_st *bio);
472 /* die if we have to */
473 # if OPENSSL_API_COMPAT < 0x10100000L
474 # define OpenSSLDie(f,l,a) OPENSSL_die((a),(f),(l))
476 void OPENSSL_die(const char *assertion, const char *file, int line);
477 # define OPENSSL_assert(e) \
478 (void)((e) ? 0 : (OPENSSL_die("assertion failed: " #e, OPENSSL_FILE, OPENSSL_LINE), 1))
480 unsigned int *OPENSSL_ia32cap_loc(void);
481 # define OPENSSL_ia32cap ((OPENSSL_ia32cap_loc())[0])
482 int OPENSSL_isservice(void);
485 int FIPS_mode_set(int r);
487 void OPENSSL_init(void);
489 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result);
490 int OPENSSL_gmtime_adj(struct tm *tm, int offset_day, long offset_sec);
491 int OPENSSL_gmtime_diff(int *pday, int *psec,
492 const struct tm *from, const struct tm *to);
495 * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
496 * It takes an amount of time dependent on |len|, but independent of the
497 * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
498 * into a defined order as the return value when a != b is undefined, other
499 * than to be non-zero.
501 int CRYPTO_memcmp(const volatile void * volatile in_a,
502 const volatile void * volatile in_b,
505 /* Standard initialisation options */
506 # define OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS 0x00000001L
507 # define OPENSSL_INIT_LOAD_CRYPTO_STRINGS 0x00000002L
508 # define OPENSSL_INIT_ADD_ALL_CIPHERS 0x00000004L
509 # define OPENSSL_INIT_ADD_ALL_DIGESTS 0x00000008L
510 # define OPENSSL_INIT_NO_ADD_ALL_CIPHERS 0x00000010L
511 # define OPENSSL_INIT_NO_ADD_ALL_DIGESTS 0x00000020L
512 # define OPENSSL_INIT_LOAD_CONFIG 0x00000040L
513 # define OPENSSL_INIT_NO_LOAD_CONFIG 0x00000080L
514 # define OPENSSL_INIT_ASYNC 0x00000100L
515 # define OPENSSL_INIT_ENGINE_RDRAND 0x00000200L
516 # define OPENSSL_INIT_ENGINE_DYNAMIC 0x00000400L
517 # define OPENSSL_INIT_ENGINE_OPENSSL 0x00000800L
518 # define OPENSSL_INIT_ENGINE_CRYPTODEV 0x00001000L
519 # define OPENSSL_INIT_ENGINE_CAPI 0x00002000L
520 # define OPENSSL_INIT_ENGINE_PADLOCK 0x00004000L
521 # define OPENSSL_INIT_ENGINE_DASYNC 0x00008000L
522 /* OPENSSL_INIT flag 0x00010000 reserved for internal use */
523 # define OPENSSL_INIT_ENGINE_AFALG 0x00020000L
524 /* OPENSSL_INIT flag range 0xfff00000 reserved for OPENSSL_init_ssl() */
525 /* Max OPENSSL_INIT flag value is 0x80000000 */
527 /* openssl and dasync not counted as builtin */
528 # define OPENSSL_INIT_ENGINE_ALL_BUILTIN \
529 (OPENSSL_INIT_ENGINE_RDRAND | OPENSSL_INIT_ENGINE_DYNAMIC \
530 | OPENSSL_INIT_ENGINE_CRYPTODEV | OPENSSL_INIT_ENGINE_CAPI | \
531 OPENSSL_INIT_ENGINE_PADLOCK)
534 /* Library initialisation functions */
535 void OPENSSL_cleanup(void);
536 int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
537 int OPENSSL_atexit(void (*handler)(void));
538 void OPENSSL_thread_stop(void);
540 /* Low-level control of initialization */
541 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void);
542 #ifndef OPENSSL_NO_STDIO
543 void OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
544 const char *config_file);
546 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings);
548 /* BEGIN ERROR CODES */
550 * The following lines are auto generated by the script mkerr.pl. Any changes
551 * made after this point may be overwritten when the script is next run.
553 void ERR_load_CRYPTO_strings(void);
555 /* Error codes for the CRYPTO functions. */
557 /* Function codes. */
558 # define CRYPTO_F_CRYPTO_DUP_EX_DATA 110
559 # define CRYPTO_F_CRYPTO_FREE_EX_DATA 111
560 # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
561 # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID 103
562 # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
563 # define CRYPTO_F_CRYPTO_MEMDUP 115
564 # define CRYPTO_F_CRYPTO_NEW_EX_DATA 112
565 # define CRYPTO_F_CRYPTO_SET_EX_DATA 102
566 # define CRYPTO_F_DEF_ADD_INDEX 104
567 # define CRYPTO_F_DEF_GET_CLASS 105
568 # define CRYPTO_F_FIPS_MODE_SET 109
569 # define CRYPTO_F_GET_AND_LOCK 113
570 # define CRYPTO_F_INT_DUP_EX_DATA 106
571 # define CRYPTO_F_INT_FREE_EX_DATA 107
572 # define CRYPTO_F_INT_NEW_EX_DATA 108
573 # define CRYPTO_F_OPENSSL_INIT_CRYPTO 116
574 # define CRYPTO_F_OPENSSL_MEMDUP 114
577 # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED 101
578 # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK 100