1 /* crypto/crypto.h */
2 /* ====================================================================
3 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@openssl.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
56 * All rights reserved.
57 *
58 * This package is an SSL implementation written
59 * by Eric Young (eay@cryptsoft.com).
60 * The implementation was written so as to conform with Netscapes SSL.
61 *
62 * This library is free for commercial and non-commercial use as long as
63 * the following conditions are aheared to. The following conditions
64 * apply to all code found in this distribution, be it the RC4, RSA,
65 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
66 * included with this distribution is covered by the same copyright terms
67 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
68 *
69 * Copyright remains Eric Young's, and as such any Copyright notices in
70 * the code are not to be removed.
71 * If this package is used in a product, Eric Young should be given attribution
72 * as the author of the parts of the library used.
73 * This can be in the form of a textual message at program startup or
74 * in documentation (online or textual) provided with the package.
75 *
76 * Redistribution and use in source and binary forms, with or without
77 * modification, are permitted provided that the following conditions
78 * are met:
79 * 1. Redistributions of source code must retain the copyright
80 * notice, this list of conditions and the following disclaimer.
81 * 2. Redistributions in binary form must reproduce the above copyright
82 * notice, this list of conditions and the following disclaimer in the
83 * documentation and/or other materials provided with the distribution.
84 * 3. All advertising materials mentioning features or use of this software
85 * must display the following acknowledgement:
86 * "This product includes cryptographic software written by
87 * Eric Young (eay@cryptsoft.com)"
88 * The word 'cryptographic' can be left out if the rouines from the library
89 * being used are not cryptographic related :-).
90 * 4. If you include any Windows specific code (or a derivative thereof) from
91 * the apps directory (application code) you must include an acknowledgement:
92 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
93 *
94 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
95 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
96 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
97 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
98 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
99 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
100 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
101 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
102 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
103 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
104 * SUCH DAMAGE.
105 *
106 * The licence and distribution terms for any publically available version or
107 * derivative of this code cannot be changed. i.e. this code cannot simply be
108 * copied and put under another distribution licence
109 * [including the GNU Public Licence.]
110 */
111 /* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113 * ECDH support in OpenSSL originally developed by
114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 */
116
117 #ifndef HEADER_CRYPTO_H
118 #define HEADER_CRYPTO_H
119
120 #include <stdlib.h>
121
122 #include <openssl/e_os2.h>
123
124 #ifndef OPENSSL_NO_FP_API
125 #include <stdio.h>
126 #endif
127
128 #include <openssl/stack.h>
129 #include <openssl/safestack.h>
130 #include <openssl/opensslv.h>
131 #include <openssl/ossl_typ.h>
132
133 #ifdef CHARSET_EBCDIC
134 #include <openssl/ebcdic.h>
135 #endif
136
137 /* Resolve problems on some operating systems with symbol names that clash
138 one way or another */
139 #include <openssl/symhacks.h>
140
141 #ifdef __cplusplus
142 extern "C" {
143 #endif
144
145 /* Backward compatibility to SSLeay */
146 /* This is more to be used to check the correct DLL is being used
147 * in the MS world. */
148 #define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
149 #define SSLEAY_VERSION 0
150 /* #define SSLEAY_OPTIONS 1 no longer supported */
151 #define SSLEAY_CFLAGS 2
152 #define SSLEAY_BUILT_ON 3
153 #define SSLEAY_PLATFORM 4
154 #define SSLEAY_DIR 5
155
156 /* Already declared in ossl_typ.h */
157 #if 0
158 typedef struct crypto_ex_data_st CRYPTO_EX_DATA;
159 /* Called when a new object is created */
160 typedef int CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
161 int idx, long argl, void *argp);
162 /* Called when an object is free()ed */
163 typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
164 int idx, long argl, void *argp);
165 /* Called when we need to dup an object */
166 typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from, void *from_d,
167 int idx, long argl, void *argp);
168 #endif
169
170 /* A generic structure to pass assorted data in a expandable way */
171 typedef struct openssl_item_st
172 {
173 int code;
174 void *value; /* Not used for flag attributes */
175 size_t value_size; /* Max size of value for output, length for input */
176 size_t *value_length; /* Returned length of value for output */
177 } OPENSSL_ITEM;
178
179
180 /* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
181 * names in cryptlib.c
182 */
183
184 #define CRYPTO_LOCK_ERR 1
185 #define CRYPTO_LOCK_EX_DATA 2
186 #define CRYPTO_LOCK_X509 3
187 #define CRYPTO_LOCK_X509_INFO 4
188 #define CRYPTO_LOCK_X509_PKEY 5
189 #define CRYPTO_LOCK_X509_CRL 6
190 #define CRYPTO_LOCK_X509_REQ 7
191 #define CRYPTO_LOCK_DSA 8
192 #define CRYPTO_LOCK_RSA 9
193 #define CRYPTO_LOCK_EVP_PKEY 10
194 #define CRYPTO_LOCK_X509_STORE 11
195 #define CRYPTO_LOCK_SSL_CTX 12
196 #define CRYPTO_LOCK_SSL_CERT 13
197 #define CRYPTO_LOCK_SSL_SESSION 14
198 #define CRYPTO_LOCK_SSL_SESS_CERT 15
199 #define CRYPTO_LOCK_SSL 16
200 #define CRYPTO_LOCK_SSL_METHOD 17
201 #define CRYPTO_LOCK_RAND 18
202 #define CRYPTO_LOCK_RAND2 19
203 #define CRYPTO_LOCK_MALLOC 20
204 #define CRYPTO_LOCK_BIO 21
205 #define CRYPTO_LOCK_GETHOSTBYNAME 22
206 #define CRYPTO_LOCK_GETSERVBYNAME 23
207 #define CRYPTO_LOCK_READDIR 24
208 #define CRYPTO_LOCK_RSA_BLINDING 25
209 #define CRYPTO_LOCK_DH 26
210 #define CRYPTO_LOCK_MALLOC2 27
211 #define CRYPTO_LOCK_DSO 28
212 #define CRYPTO_LOCK_DYNLOCK 29
213 #define CRYPTO_LOCK_ENGINE 30
214 #define CRYPTO_LOCK_UI 31
215 #define CRYPTO_LOCK_ECDSA 32
216 #define CRYPTO_LOCK_EC 33
217 #define CRYPTO_LOCK_ECDH 34
218 #define CRYPTO_LOCK_BN 35
219 #define CRYPTO_LOCK_EC_PRE_COMP 36
220 #define CRYPTO_LOCK_STORE 37
221 #define CRYPTO_LOCK_COMP 38
222 #define CRYPTO_LOCK_FIPS 39
223 #define CRYPTO_LOCK_FIPS2 40
224 #define CRYPTO_NUM_LOCKS 41
225
226 #define CRYPTO_LOCK 1
227 #define CRYPTO_UNLOCK 2
228 #define CRYPTO_READ 4
229 #define CRYPTO_WRITE 8
230
231 #ifndef OPENSSL_NO_LOCKING
232 #ifndef CRYPTO_w_lock
233 #define CRYPTO_w_lock(type) \
234 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
235 #define CRYPTO_w_unlock(type) \
236 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
237 #define CRYPTO_r_lock(type) \
238 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
239 #define CRYPTO_r_unlock(type) \
240 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
241 #define CRYPTO_add(addr,amount,type) \
242 CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
243 #endif
244 #else
245 #define CRYPTO_w_lock(a)
246 #define CRYPTO_w_unlock(a)
247 #define CRYPTO_r_lock(a)
248 #define CRYPTO_r_unlock(a)
249 #define CRYPTO_add(a,b,c) ((*(a))+=(b))
250 #endif
251
252 /* Some applications as well as some parts of OpenSSL need to allocate
253 and deallocate locks in a dynamic fashion. The following typedef
254 makes this possible in a type-safe manner. */
255 /* struct CRYPTO_dynlock_value has to be defined by the application. */
256 typedef struct
257 {
258 int references;
259 struct CRYPTO_dynlock_value *data;
260 } CRYPTO_dynlock;
261
262
263 /* The following can be used to detect memory leaks in the SSLeay library.
264 * It used, it turns on malloc checking */
265
266 #define CRYPTO_MEM_CHECK_OFF 0x0 /* an enume */
267 #define CRYPTO_MEM_CHECK_ON 0x1 /* a bit */
268 #define CRYPTO_MEM_CHECK_ENABLE 0x2 /* a bit */
269 #define CRYPTO_MEM_CHECK_DISABLE 0x3 /* an enume */
270
271 /* The following are bit values to turn on or off options connected to the
272 * malloc checking functionality */
273
274 /* Adds time to the memory checking information */
275 #define V_CRYPTO_MDEBUG_TIME 0x1 /* a bit */
276 /* Adds thread number to the memory checking information */
277 #define V_CRYPTO_MDEBUG_THREAD 0x2 /* a bit */
278
279 #define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
280
281
282 /* predec of the BIO type */
283 typedef struct bio_st BIO_dummy;
284
285 struct crypto_ex_data_st
286 {
287 STACK_OF(void) *sk;
288 int dummy; /* gcc is screwing up this data structure :-( */
289 };
290 DECLARE_STACK_OF(void)
291
292 /* This stuff is basically class callback functions
293 * The current classes are SSL_CTX, SSL, SSL_SESSION, and a few more */
294
295 typedef struct crypto_ex_data_func_st
296 {
297 long argl; /* Arbitary long */
298 void *argp; /* Arbitary void * */
299 CRYPTO_EX_new *new_func;
300 CRYPTO_EX_free *free_func;
301 CRYPTO_EX_dup *dup_func;
302 } CRYPTO_EX_DATA_FUNCS;
303
304 DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
305
306 /* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
307 * entry.
308 */
309
310 #define CRYPTO_EX_INDEX_BIO 0
311 #define CRYPTO_EX_INDEX_SSL 1
312 #define CRYPTO_EX_INDEX_SSL_CTX 2
313 #define CRYPTO_EX_INDEX_SSL_SESSION 3
314 #define CRYPTO_EX_INDEX_X509_STORE 4
315 #define CRYPTO_EX_INDEX_X509_STORE_CTX 5
316 #define CRYPTO_EX_INDEX_RSA 6
317 #define CRYPTO_EX_INDEX_DSA 7
318 #define CRYPTO_EX_INDEX_DH 8
319 #define CRYPTO_EX_INDEX_ENGINE 9
320 #define CRYPTO_EX_INDEX_X509 10
321 #define CRYPTO_EX_INDEX_UI 11
322 #define CRYPTO_EX_INDEX_ECDSA 12
323 #define CRYPTO_EX_INDEX_ECDH 13
324 #define CRYPTO_EX_INDEX_COMP 14
325 #define CRYPTO_EX_INDEX_STORE 15
326
327 /* Dynamically assigned indexes start from this value (don't use directly, use
328 * via CRYPTO_ex_data_new_class). */
329 #define CRYPTO_EX_INDEX_USER 100
330
331
332 /* This is the default callbacks, but we can have others as well:
333 * this is needed in Win32 where the application malloc and the
334 * library malloc may not be the same.
335 */
336 #define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
337 malloc, realloc, free)
338
339 #if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
340 # ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
341 # define CRYPTO_MDEBUG
342 # endif
343 #endif
344
345 /* Set standard debugging functions (not done by default
346 * unless CRYPTO_MDEBUG is defined) */
347 #define CRYPTO_malloc_debug_init() do {\
348 CRYPTO_set_mem_debug_functions(\
349 CRYPTO_dbg_malloc,\
350 CRYPTO_dbg_realloc,\
351 CRYPTO_dbg_free,\
352 CRYPTO_dbg_set_options,\
353 CRYPTO_dbg_get_options);\
354 } while(0)
355
356 int CRYPTO_mem_ctrl(int mode);
357 int CRYPTO_is_mem_check_on(void);
358
359 /* for applications */
360 #define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
361 #define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
362
363 /* for library-internal use */
364 #define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
365 #define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
366 #define is_MemCheck_on() CRYPTO_is_mem_check_on()
367
368 #define OPENSSL_malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)
369 #define OPENSSL_strdup(str) CRYPTO_strdup((str),__FILE__,__LINE__)
370 #define OPENSSL_realloc(addr,num) \
371 CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
372 #define OPENSSL_realloc_clean(addr,old_num,num) \
373 CRYPTO_realloc_clean(addr,old_num,num,__FILE__,__LINE__)
374 #define OPENSSL_remalloc(addr,num) \
375 CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
376 #define OPENSSL_freeFunc CRYPTO_free
377 #define OPENSSL_free(addr) CRYPTO_free(addr)
378
379 #define OPENSSL_malloc_locked(num) \
380 CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)
381 #define OPENSSL_free_locked(addr) CRYPTO_free_locked(addr)
382
383
384 const char *SSLeay_version(int type);
385 unsigned long SSLeay(void);
386
387 int OPENSSL_issetugid(void);
388
389 /* An opaque type representing an implementation of "ex_data" support */
390 typedef struct st_CRYPTO_EX_DATA_IMPL CRYPTO_EX_DATA_IMPL;
391 /* Return an opaque pointer to the current "ex_data" implementation */
392 const CRYPTO_EX_DATA_IMPL *CRYPTO_get_ex_data_implementation(void);
393 /* Sets the "ex_data" implementation to be used (if it's not too late) */
394 int CRYPTO_set_ex_data_implementation(const CRYPTO_EX_DATA_IMPL *i);
395 /* Get a new "ex_data" class, and return the corresponding "class_index" */
396 int CRYPTO_ex_data_new_class(void);
397 /* Within a given class, get/register a new index */
398 int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
399 CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
400 CRYPTO_EX_free *free_func);
401 /* Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a given
402 * class (invokes whatever per-class callbacks are applicable) */
403 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
404 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
405 CRYPTO_EX_DATA *from);
406 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
407 /* Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular index
408 * (relative to the class type involved) */
409 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
410 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad,int idx);
411 /* This function cleans up all "ex_data" state. It mustn't be called under
412 * potential race-conditions. */
413 void CRYPTO_cleanup_all_ex_data(void);
414
415 int CRYPTO_get_new_lockid(char *name);
416
417 int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
418 void CRYPTO_lock(int mode, int type,const char *file,int line);
419 void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
420 const char *file,int line));
421 void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
422 int line);
423 void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
424 const char *file, int line));
425 int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
426 const char *file,int line);
427
428 /* Don't use this structure directly. */
429 typedef struct crypto_threadid_st
430 {
431 void *ptr;
432 unsigned long val;
433 } CRYPTO_THREADID;
434 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
435 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
436 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
437 int CRYPTO_THREADID_set_callback(void (*threadid_func)(CRYPTO_THREADID *));
438 void (*CRYPTO_THREADID_get_callback(void))(CRYPTO_THREADID *);
439 void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
440 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
441 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
442 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
443 #ifndef OPENSSL_NO_DEPRECATED
444 void CRYPTO_set_id_callback(unsigned long (*func)(void));
445 unsigned long (*CRYPTO_get_id_callback(void))(void);
446 unsigned long CRYPTO_thread_id(void);
447 #endif
448
449 const char *CRYPTO_get_lock_name(int type);
450 int CRYPTO_add_lock(int *pointer,int amount,int type, const char *file,
451 int line);
452
453 int CRYPTO_get_new_dynlockid(void);
454 void CRYPTO_destroy_dynlockid(int i);
455 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
456 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*dyn_create_function)(const char *file, int line));
457 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)(int mode, struct CRYPTO_dynlock_value *l, const char *file, int line));
458 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)(struct CRYPTO_dynlock_value *l, const char *file, int line));
459 struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))(const char *file,int line);
460 void (*CRYPTO_get_dynlock_lock_callback(void))(int mode, struct CRYPTO_dynlock_value *l, const char *file,int line);
461 void (*CRYPTO_get_dynlock_destroy_callback(void))(struct CRYPTO_dynlock_value *l, const char *file,int line);
462
463 /* CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions --
464 * call the latter last if you need different functions */
465 int CRYPTO_set_mem_functions(void *(*m)(size_t),void *(*r)(void *,size_t), void (*f)(void *));
466 int CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*free_func)(void *));
467 int CRYPTO_set_mem_ex_functions(void *(*m)(size_t,const char *,int),
468 void *(*r)(void *,size_t,const char *,int),
469 void (*f)(void *));
470 int CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t,const char *,int),
471 void (*free_func)(void *));
472 int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
473 void (*r)(void *,void *,int,const char *,int,int),
474 void (*f)(void *,int),
475 void (*so)(long),
476 long (*go)(void));
477 void CRYPTO_get_mem_functions(void *(**m)(size_t),void *(**r)(void *, size_t), void (**f)(void *));
478 void CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *));
479 void CRYPTO_get_mem_ex_functions(void *(**m)(size_t,const char *,int),
480 void *(**r)(void *, size_t,const char *,int),
481 void (**f)(void *));
482 void CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t,const char *,int),
483 void (**f)(void *));
484 void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
485 void (**r)(void *,void *,int,const char *,int,int),
486 void (**f)(void *,int),
487 void (**so)(long),
488 long (**go)(void));
489
490 void *CRYPTO_malloc_locked(int num, const char *file, int line);
491 void CRYPTO_free_locked(void *ptr);
492 void *CRYPTO_malloc(int num, const char *file, int line);
493 char *CRYPTO_strdup(const char *str, const char *file, int line);
494 void CRYPTO_free(void *ptr);
495 void *CRYPTO_realloc(void *addr,int num, const char *file, int line);
496 void *CRYPTO_realloc_clean(void *addr,int old_num,int num,const char *file,
497 int line);
498 void *CRYPTO_remalloc(void *addr,int num, const char *file, int line);
499
500 void OPENSSL_cleanse(void *ptr, size_t len);
501
502 void CRYPTO_set_mem_debug_options(long bits);
503 long CRYPTO_get_mem_debug_options(void);
504
505 #define CRYPTO_push_info(info) \
506 CRYPTO_push_info_(info, __FILE__, __LINE__);
507 int CRYPTO_push_info_(const char *info, const char *file, int line);
508 int CRYPTO_pop_info(void);
509 int CRYPTO_remove_all_info(void);
510
511
512 /* Default debugging functions (enabled by CRYPTO_malloc_debug_init() macro;
513 * used as default in CRYPTO_MDEBUG compilations): */
514 /* The last argument has the following significance:
515 *
516 * 0: called before the actual memory allocation has taken place
517 * 1: called after the actual memory allocation has taken place
518 */
519 void CRYPTO_dbg_malloc(void *addr,int num,const char *file,int line,int before_p);
520 void CRYPTO_dbg_realloc(void *addr1,void *addr2,int num,const char *file,int line,int before_p);
521 void CRYPTO_dbg_free(void *addr,int before_p);
522 /* Tell the debugging code about options. By default, the following values
523 * apply:
524 *
525 * 0: Clear all options.
526 * V_CRYPTO_MDEBUG_TIME (1): Set the "Show Time" option.
527 * V_CRYPTO_MDEBUG_THREAD (2): Set the "Show Thread Number" option.
528 * V_CRYPTO_MDEBUG_ALL (3): 1 + 2
529 */
530 void CRYPTO_dbg_set_options(long bits);
531 long CRYPTO_dbg_get_options(void);
532
533
534 #ifndef OPENSSL_NO_FP_API
535 void CRYPTO_mem_leaks_fp(FILE *);
536 #endif
537 void CRYPTO_mem_leaks(struct bio_st *bio);
538 /* unsigned long order, char *file, int line, int num_bytes, char *addr */
539 typedef void *CRYPTO_MEM_LEAK_CB(unsigned long, const char *, int, int, void *);
540 void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB *cb);
541
542 /* die if we have to */
543 void OpenSSLDie(const char *file,int line,const char *assertion);
544 #define OPENSSL_assert(e) (void)((e) ? 0 : (OpenSSLDie(__FILE__, __LINE__, #e),1))
545
546 unsigned long *OPENSSL_ia32cap_loc(void);
547 #define OPENSSL_ia32cap (*(OPENSSL_ia32cap_loc()))
548 int OPENSSL_isservice(void);
549
550 int FIPS_mode(void);
551 int FIPS_mode_set(int r);
552
553 void OPENSSL_init(void);
554
555 #define fips_md_init(alg) fips_md_init_ctx(alg, alg)
556
557 #ifdef OPENSSL_FIPS
558 #define fips_md_init_ctx(alg, cx) \
559 int alg##_Init(cx##_CTX *c) \
560 { \
561 if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
562 "Low level API call to digest " #alg " forbidden in FIPS mode!"); \
563 return private_##alg##_Init(c); \
564 } \
565 int private_##alg##_Init(cx##_CTX *c)
566
567 #define fips_cipher_abort(alg) \
568 if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
569 "Low level API call to cipher " #alg " forbidden in FIPS mode!")
570
571 #else
572 #define fips_md_init_ctx(alg, cx) \
573 int alg##_Init(cx##_CTX *c)
574 #define fips_cipher_abort(alg) while(0)
575 #endif
576
577 /* CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal. It
578 * takes an amount of time dependent on |len|, but independent of the contents
579 * of |a| and |b|. Unlike memcmp, it cannot be used to put elements into a
580 * defined order as the return value when a != b is undefined, other than to be
581 * non-zero. */
582 int CRYPTO_memcmp(const void *a, const void *b, size_t len);
583
584 /* BEGIN ERROR CODES */
585 /* The following lines are auto generated by the script mkerr.pl. Any changes
586 * made after this point may be overwritten when the script is next run.
587 */
588 void ERR_load_CRYPTO_strings(void);
589
590 /* Error codes for the CRYPTO functions. */
591
592 /* Function codes. */
593 #define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
594 #define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID 103
595 #define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
596 #define CRYPTO_F_CRYPTO_SET_EX_DATA 102
597 #define CRYPTO_F_DEF_ADD_INDEX 104
598 #define CRYPTO_F_DEF_GET_CLASS 105
599 #define CRYPTO_F_FIPS_MODE_SET 109
600 #define CRYPTO_F_INT_DUP_EX_DATA 106
601 #define CRYPTO_F_INT_FREE_EX_DATA 107
602 #define CRYPTO_F_INT_NEW_EX_DATA 108
603
604 /* Reason codes. */
605 #define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED 101
606 #define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK 100
607
608 #ifdef __cplusplus
609 }
610 #endif
611 #endif