2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
59 #ifndef HEADER_CRYPTO_H
60 #define HEADER_CRYPTO_H
68 #include <openssl/stack.h>
69 #include <openssl/safestack.h>
70 #include <openssl/opensslv.h>
73 #include <openssl/ebcdic.h>
76 #if defined(VMS) || defined(__VMS)
77 #include "vms_idhacks.h"
85 /* Backward compatibility to SSLeay */
86 /* This is more to be used to check the correct DLL is being used
88 #define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
89 #define SSLEAY_VERSION 0
90 /* #define SSLEAY_OPTIONS 1 no longer supported */
91 #define SSLEAY_CFLAGS 2
92 #define SSLEAY_BUILT_ON 3
93 #define SSLEAY_PLATFORM 4
95 /* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
99 #define CRYPTO_LOCK_ERR 1
100 #define CRYPTO_LOCK_ERR_HASH 2
101 #define CRYPTO_LOCK_X509 3
102 #define CRYPTO_LOCK_X509_INFO 4
103 #define CRYPTO_LOCK_X509_PKEY 5
104 #define CRYPTO_LOCK_X509_CRL 6
105 #define CRYPTO_LOCK_X509_REQ 7
106 #define CRYPTO_LOCK_DSA 8
107 #define CRYPTO_LOCK_RSA 9
108 #define CRYPTO_LOCK_EVP_PKEY 10
109 #define CRYPTO_LOCK_X509_STORE 11
110 #define CRYPTO_LOCK_SSL_CTX 12
111 #define CRYPTO_LOCK_SSL_CERT 13
112 #define CRYPTO_LOCK_SSL_SESSION 14
113 #define CRYPTO_LOCK_SSL_SESS_CERT 15
114 #define CRYPTO_LOCK_SSL 16
115 #define CRYPTO_LOCK_RAND 17
116 #define CRYPTO_LOCK_MALLOC 18
117 #define CRYPTO_LOCK_BIO 19
118 #define CRYPTO_LOCK_GETHOSTBYNAME 20
119 #define CRYPTO_LOCK_GETSERVBYNAME 21
120 #define CRYPTO_LOCK_READDIR 22
121 #define CRYPTO_LOCK_RSA_BLINDING 23
122 #define CRYPTO_LOCK_DH 24
123 #define CRYPTO_LOCK_MALLOC2 25
124 #define CRYPTO_LOCK_DSO 26
125 #define CRYPTO_LOCK_DYNLOCK 27
126 #define CRYPTO_NUM_LOCKS 28
128 #define CRYPTO_LOCK 1
129 #define CRYPTO_UNLOCK 2
130 #define CRYPTO_READ 4
131 #define CRYPTO_WRITE 8
134 #ifndef CRYPTO_w_lock
135 #define CRYPTO_w_lock(type) \
136 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
137 #define CRYPTO_w_unlock(type) \
138 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
139 #define CRYPTO_r_lock(type) \
140 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
141 #define CRYPTO_r_unlock(type) \
142 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
143 #define CRYPTO_add(addr,amount,type) \
144 CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
147 #define CRYPTO_w_lock(a)
148 #define CRYPTO_w_unlock(a)
149 #define CRYPTO_r_lock(a)
150 #define CRYPTO_r_unlock(a)
151 #define CRYPTO_add(a,b,c) ((*(a))+=(b))
154 /* Some applications as well as some parts of OpenSSL need to allocate
155 and deallocate locks in a dynamic fashion. The following typedef
156 makes this possible in a type-safe manner. */
157 /* struct CRYPTO_dynlock_value has to be defined by the application. */
161 struct CRYPTO_dynlock_value *data;
165 /* The following can be used to detect memory leaks in the SSLeay library.
166 * It used, it turns on malloc checking */
168 #define CRYPTO_MEM_CHECK_OFF 0x0 /* an enume */
169 #define CRYPTO_MEM_CHECK_ON 0x1 /* a bit */
170 #define CRYPTO_MEM_CHECK_ENABLE 0x2 /* a bit */
171 #define CRYPTO_MEM_CHECK_DISABLE 0x3 /* an enume */
173 /* The following are bit values to turn on or off options connected to the
174 * malloc checking functionality */
176 /* Adds time to the memory checking information */
177 #define V_CRYPTO_MDEBUG_TIME 0x1 /* a bit */
178 /* Adds thread number to the memory checking information */
179 #define V_CRYPTO_MDEBUG_THREAD 0x2 /* a bit */
181 #define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
184 /* predec of the BIO type */
185 typedef struct bio_st BIO_dummy;
187 typedef struct crypto_ex_data_st
190 int dummy; /* gcc is screwing up this data structure :-( */
193 /* Called when a new object is created */
194 typedef int CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
195 int idx, long argl, void *argp);
196 /* Called when an object is free()ed */
197 typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
198 int idx, long argl, void *argp);
199 /* Called when we need to dup an object */
200 typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from, void *from_d,
201 int idx, long argl, void *argp);
203 /* This stuff is basically class callback functions
204 * The current classes are SSL_CTX, SSL, SSL_SESSION, and a few more */
206 typedef struct crypto_ex_data_func_st
208 long argl; /* Arbitary long */
209 void *argp; /* Arbitary void * */
210 CRYPTO_EX_new *new_func;
211 CRYPTO_EX_free *free_func;
212 CRYPTO_EX_dup *dup_func;
213 } CRYPTO_EX_DATA_FUNCS;
215 DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
217 /* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
221 #define CRYPTO_EX_INDEX_BIO 0
222 #define CRYPTO_EX_INDEX_SSL 1
223 #define CRYPTO_EX_INDEX_SSL_CTX 2
224 #define CRYPTO_EX_INDEX_SSL_SESSION 3
225 #define CRYPTO_EX_INDEX_X509_STORE 4
226 #define CRYPTO_EX_INDEX_X509_STORE_CTX 5
229 /* This is the default callbacks, but we can have others as well:
230 * this is needed in Win32 where the application malloc and the
231 * library malloc may not be the same.
233 #define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
234 malloc, realloc, free)
236 #if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
237 # ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
238 # define CRYPTO_MDEBUG
242 /* Set standard debugging functions (not done by default
243 * unless CRYPTO_MDEBUG is defined) */
244 #define CRYPTO_malloc_debug_init() do {\
245 CRYPTO_set_mem_debug_functions(\
246 (void (*)())CRYPTO_dbg_malloc,\
247 (void (*)())CRYPTO_dbg_realloc,\
248 (void (*)())CRYPTO_dbg_free,\
249 (void (*)())CRYPTO_dbg_set_options,\
250 (long (*)())CRYPTO_dbg_get_options);\
253 int CRYPTO_mem_ctrl(int mode);
254 int CRYPTO_is_mem_check_on(void);
256 /* for applications */
257 #define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
258 #define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
260 /* for library-internal use */
261 #define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
262 #define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
263 #define is_MemCheck_on() CRYPTO_is_mem_check_on()
265 #define OPENSSL_malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)
266 #define OPENSSL_realloc(addr,num) \
267 CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
268 #define OPENSSL_remalloc(addr,num) \
269 CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
270 #define OPENSSL_freeFunc CRYPTO_free
271 #define OPENSSL_free(addr) CRYPTO_free(addr)
273 #define OPENSSL_malloc_locked(num) \
274 CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)
275 #define OPENSSL_free_locked(addr) CRYPTO_free_locked(addr)
278 /* Case insensiteve linking causes problems.... */
279 #if defined(WIN16) || defined(VMS)
280 #define ERR_load_CRYPTO_strings ERR_load_CRYPTOlib_strings
284 const char *SSLeay_version(int type);
285 unsigned long SSLeay(void);
287 int CRYPTO_get_ex_new_index(int idx, STACK_OF(CRYPTO_EX_DATA_FUNCS) **skp, long argl, void *argp,
288 CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
289 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
290 void *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
291 int CRYPTO_dup_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, CRYPTO_EX_DATA *to,
292 CRYPTO_EX_DATA *from);
293 void CRYPTO_free_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
294 void CRYPTO_new_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
296 int CRYPTO_get_new_lockid(char *name);
298 int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
299 void CRYPTO_lock(int mode, int type,const char *file,int line);
300 void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
301 const char *file,int line));
302 void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
304 void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
305 const char *file, int line));
306 int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
307 const char *file,int line);
308 void CRYPTO_set_id_callback(unsigned long (*func)(void));
309 unsigned long (*CRYPTO_get_id_callback(void))(void);
310 unsigned long CRYPTO_thread_id(void);
311 const char *CRYPTO_get_lock_name(int type);
312 int CRYPTO_add_lock(int *pointer,int amount,int type, const char *file,
315 int CRYPTO_get_new_dynlockid(void);
316 void CRYPTO_destroy_dynlockid(int i);
317 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
318 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*dyn_create_function)(const char *file, int line));
319 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)(int mode, struct CRYPTO_dynlock_value *l, const char *file, int line));
320 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)(struct CRYPTO_dynlock_value *l, const char *file, int line));
321 struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))(const char *file,int line);
322 void (*CRYPTO_get_dynlock_lock_callback(void))(int mode, struct CRYPTO_dynlock_value *l, const char *file,int line);
323 void (*CRYPTO_get_dynlock_destroy_callback(void))(struct CRYPTO_dynlock_value *l, const char *file,int line);
325 /* CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions --
326 * call the latter last if you need different functions */
327 int CRYPTO_set_mem_functions(void *(*m)(size_t),void *(*r)(void *,size_t), void (*f)(void *));
328 int CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*free_func)(void *));
329 int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
330 void (*r)(void *,void *,int,const char *,int,int),
331 void (*f)(void *,int),
334 void CRYPTO_get_mem_functions(void *(**m)(size_t),void *(**r)(void *, size_t), void (**f)(void *));
335 void CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *));
336 void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
337 void (**r)(void *,void *,int,const char *,int,int),
338 void (**f)(void *,int),
342 void *CRYPTO_malloc_locked(int num, const char *file, int line);
343 void CRYPTO_free_locked(void *);
344 void *CRYPTO_malloc(int num, const char *file, int line);
345 void CRYPTO_free(void *);
346 void *CRYPTO_realloc(void *addr,int num, const char *file, int line);
347 void *CRYPTO_remalloc(void *addr,int num, const char *file, int line);
349 void CRYPTO_set_mem_debug_options(long bits);
350 long CRYPTO_get_mem_debug_options(void);
352 #define CRYPTO_push_info(info) \
353 CRYPTO_push_info_(info, __FILE__, __LINE__);
354 int CRYPTO_push_info_(const char *info, const char *file, int line);
355 int CRYPTO_pop_info(void);
356 int CRYPTO_remove_all_info(void);
358 /* The last argument has the following significance:
360 * 0: called before the actual memory allocation has taken place
361 * 1: called after the actual memory allocation has taken place
363 void CRYPTO_dbg_malloc(void *addr,int num,const char *file,int line,int before_p);
364 void CRYPTO_dbg_realloc(void *addr1,void *addr2,int num,const char *file,int line,int before_p);
365 void CRYPTO_dbg_free(void *addr,int before_p);
367 /* Tell the debugging code about options. By default, the following values
370 * 0: Clear all options.
371 * 1: Set the "Show Time" option.
372 * 2: Set the "Show Thread Number" option.
375 void CRYPTO_dbg_set_options(long bits);
376 long CRYPTO_dbg_get_options(void);
379 void CRYPTO_mem_leaks_fp(FILE *);
381 void CRYPTO_mem_leaks(struct bio_st *bio);
382 /* unsigned long order, char *file, int line, int num_bytes, char *addr */
383 void CRYPTO_mem_leaks_cb(void (*cb)(unsigned long, const char *, int, int, void *));
385 void ERR_load_CRYPTO_strings(void);
387 /* BEGIN ERROR CODES */
388 /* The following lines are auto generated by the script mkerr.pl. Any changes
389 * made after this point may be overwritten when the script is next run.
392 /* Error codes for the CRYPTO functions. */
394 /* Function codes. */
395 #define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
396 #define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID 103
397 #define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
398 #define CRYPTO_F_CRYPTO_SET_EX_DATA 102
401 #define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK 100