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1/* crypto/crypto.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
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.
8 *
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).
15 *
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.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
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)"
40 *
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
51 * SUCH DAMAGE.
52 *
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.]
57 */
58
59#ifndef HEADER_CRYPTO_H
60#define HEADER_CRYPTO_H
61
62#ifdef __cplusplus
63extern "C" {
64#endif
65
66#ifndef NO_FP_API
67#include <stdio.h>
68#endif
69
70#include <openssl/stack.h>
71#include <openssl/opensslv.h>
72
73#ifdef CHARSET_EBCDIC
74#include <openssl/ebcdic.h>
75#endif
76
77/* Backward compatibility to SSLeay */
78/* This is more to be used to check the correct DLL is being used
79 * in the MS world. */
80#define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
81#define SSLEAY_VERSION 0
82/* #define SSLEAY_OPTIONS 1 no longer supported */
83#define SSLEAY_CFLAGS 2
84#define SSLEAY_BUILT_ON 3
85#define SSLEAY_PLATFORM 4
86
87/* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
88 * names in cryptlib.c
89 */
90
91#define CRYPTO_LOCK_ERR 1
92#define CRYPTO_LOCK_ERR_HASH 2
93#define CRYPTO_LOCK_X509 3
94#define CRYPTO_LOCK_X509_INFO 4
95#define CRYPTO_LOCK_X509_PKEY 5
96#define CRYPTO_LOCK_X509_CRL 6
97#define CRYPTO_LOCK_X509_REQ 7
98#define CRYPTO_LOCK_DSA 8
99#define CRYPTO_LOCK_RSA 9
100#define CRYPTO_LOCK_EVP_PKEY 10
101#define CRYPTO_LOCK_X509_STORE 11
102#define CRYPTO_LOCK_SSL_CTX 12
103#define CRYPTO_LOCK_SSL_CERT 13
104#define CRYPTO_LOCK_SSL_SESSION 14
105#define CRYPTO_LOCK_SSL_SESS_CERT 15
106#define CRYPTO_LOCK_SSL 16
107#define CRYPTO_LOCK_RAND 17
108#define CRYPTO_LOCK_MALLOC 18
109#define CRYPTO_LOCK_BIO 19
110#define CRYPTO_LOCK_GETHOSTBYNAME 20
111#define CRYPTO_LOCK_GETSERVBYNAME 21
112#define CRYPTO_LOCK_READDIR 22
113#define CRYPTO_LOCK_RSA_BLINDING 23
114#define CRYPTO_NUM_LOCKS 24
115
116#define CRYPTO_LOCK 1
117#define CRYPTO_UNLOCK 2
118#define CRYPTO_READ 4
119#define CRYPTO_WRITE 8
120
121#ifndef NO_LOCKING
122#ifndef CRYPTO_w_lock
123#define CRYPTO_w_lock(type) \
124 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
125#define CRYPTO_w_unlock(type) \
126 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
127#define CRYPTO_r_lock(type) \
128 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
129#define CRYPTO_r_unlock(type) \
130 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
131#define CRYPTO_add(addr,amount,type) \
132 CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
133#endif
134#else
135#define CRYPTO_w_lock(a)
136#define CRYPTO_w_unlock(a)
137#define CRYPTO_r_lock(a)
138#define CRYPTO_r_unlock(a)
139#define CRYPTO_add(a,b,c) ((*(a))+=(b))
140#endif
141
142/* The following can be used to detect memory leaks in the SSLeay library.
143 * It used, it turns on malloc checking */
144
145#define CRYPTO_MEM_CHECK_OFF 0x0 /* an enume */
146#define CRYPTO_MEM_CHECK_ON 0x1 /* a bit */
147#define CRYPTO_MEM_CHECK_ENABLE 0x2 /* a bit */
148#define CRYPTO_MEM_CHECK_DISABLE 0x3 /* an enume */
149
150/*
151typedef struct crypto_mem_st
152 {
153 char *(*malloc_func)();
154 char *(*realloc_func)();
155 void (*free_func)();
156 } CRYPTO_MEM_FUNC;
157*/
158
159/* predec of the BIO type */
160typedef struct bio_st BIO_dummy;
161
162typedef struct crypto_ex_data_st
163 {
164 STACK *sk;
165 int dummy; /* gcc is screwing up this data structure :-( */
166 } CRYPTO_EX_DATA;
167
168/* This stuff is basically class callback functions
169 * The current classes are SSL_CTX, SSL, SSL_SESION, and a few more */
170typedef struct crypto_ex_data_func_st
171 {
172 long argl; /* Arbitary long */
173 char *argp; /* Arbitary char * */
174 /* Called when a new object is created */
175 int (*new_func)(/*char *obj,
176 char *item,int index,long argl,char *argp*/);
177 /* Called when this object is free()ed */
178 void (*free_func)(/*char *obj,
179 char *item,int index,long argl,char *argp*/);
180
181 /* Called when we need to dup this one */
182 int (*dup_func)(/*char *obj_to,char *obj_from,
183 char **new,int index,long argl,char *argp*/);
184 } CRYPTO_EX_DATA_FUNCS;
185
186/* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
187 * entry.
188 */
189
190#define CRYPTO_EX_INDEX_BIO 0
191#define CRYPTO_EX_INDEX_SSL 1
192#define CRYPTO_EX_INDEX_SSL_CTX 2
193#define CRYPTO_EX_INDEX_SSL_SESSION 3
194#define CRYPTO_EX_INDEX_X509_STORE 4
195#define CRYPTO_EX_INDEX_X509_STORE_CTX 5
196
197/* Use this for win32 DLL's */
198#define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
199 (char *(*)())malloc,\
200 (char *(*)())realloc,\
201 (void (*)())free)
202
203#ifdef CRYPTO_MDEBUG_ALL
204# ifndef CRYPTO_MDEBUG_TIME
205# define CRYPTO_MDEBUG_TIME
206# endif
207# ifndef CRYPTO_MDEBUG_THREAD
208# define CRYPTO_MDEBUG_THREAD
209# endif
210#endif
211
212#if defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
213# ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
214# define CRYPTO_MDEBUG
215# endif
216#endif
217
218#ifdef CRYPTO_MDEBUG
219#define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
220#define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
221#define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
222#define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
223#define Malloc(num) CRYPTO_dbg_malloc((int)num,__FILE__,__LINE__)
224#define Realloc(addr,num) \
225 CRYPTO_dbg_realloc((char *)addr,(int)num,__FILE__,__LINE__)
226#define Remalloc(addr,num) \
227 CRYPTO_dbg_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
228#define FreeFunc CRYPTO_dbg_free
229#define Free(addr) CRYPTO_dbg_free(addr)
230#define Malloc_locked(num) CRYPTO_malloc_locked((int)num)
231#define Free_locked(addr) CRYPTO_free_locked(addr)
232#else
233#define MemCheck_start()
234#define MemCheck_stop()
235#define MemCheck_on()
236#define MemCheck_off()
237#define Remalloc CRYPTO_remalloc
238#if defined(WIN32) || defined(MFUNC)
239#define Malloc CRYPTO_malloc
240#define Realloc(a,n) CRYPTO_realloc(a,(n))
241#define FreeFunc CRYPTO_free
242#define Free(addr) CRYPTO_free(addr)
243#define Malloc_locked CRYPTO_malloc_locked
244#define Free_locked(addr) CRYPTO_free_locked(addr)
245#else
246#define Malloc malloc
247#define Realloc realloc
248#define FreeFunc free
249#define Free(addr) free(addr)
250#define Malloc_locked malloc
251#define Free_locked(addr) free(addr)
252#endif /* WIN32 || MFUNC */
253#endif /* MDEBUG */
254
255/* Case insensiteve linking causes problems.... */
256#if defined(WIN16) || defined(VMS)
257#define ERR_load_CRYPTO_strings ERR_load_CRYPTOlib_strings
258#endif
259
260
261const char *SSLeay_version(int type);
262unsigned long SSLeay(void);
263
264int CRYPTO_get_ex_new_index(int idx,STACK **sk,long argl,char *argp,
265 int (*new_func)(),int (*dup_func)(),void (*free_func)());
266int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad,int idx,char *val);
267char *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
268int CRYPTO_dup_ex_data(STACK *meth,CRYPTO_EX_DATA *from,CRYPTO_EX_DATA *to);
269void CRYPTO_free_ex_data(STACK *meth,char *obj,CRYPTO_EX_DATA *ad);
270void CRYPTO_new_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad);
271
272int CRYPTO_mem_ctrl(int mode);
273int CRYPTO_get_new_lockid(char *name);
274
275int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
276void CRYPTO_lock(int mode, int type,const char *file,int line);
277void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
278 const char *file,int line));
279void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
280 int line);
281void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
282 const char *file, int line));
283int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
284 const char *file,int line);
285void CRYPTO_set_id_callback(unsigned long (*func)(void));
286unsigned long (*CRYPTO_get_id_callback(void))(void);
287unsigned long CRYPTO_thread_id(void);
288const char *CRYPTO_get_lock_name(int type);
289int CRYPTO_add_lock(int *pointer,int amount,int type, const char *file,
290 int line);
291
292void CRYPTO_set_mem_functions(char *(*m)(),char *(*r)(), void (*free_func)());
293void CRYPTO_get_mem_functions(char *(**m)(),char *(**r)(), void (**f)());
294void CRYPTO_set_locked_mem_functions(char *(*m)(), void (*free_func)());
295void CRYPTO_get_locked_mem_functions(char *(**m)(), void (**f)());
296
297void *CRYPTO_malloc_locked(int num);
298void CRYPTO_free_locked(void *);
299void *CRYPTO_malloc(int num);
300void CRYPTO_free(void *);
301void *CRYPTO_realloc(void *addr,int num);
302void *CRYPTO_remalloc(void *addr,int num);
303
304void *CRYPTO_dbg_malloc(int num,const char *file,int line);
305void *CRYPTO_dbg_realloc(void *addr,int num,const char *file,int line);
306void CRYPTO_dbg_free(void *);
307void *CRYPTO_dbg_remalloc(void *addr,int num,const char *file,int line);
308#ifndef NO_FP_API
309void CRYPTO_mem_leaks_fp(FILE *);
310#endif
311void CRYPTO_mem_leaks(struct bio_st *bio);
312/* unsigned long order, char *file, int line, int num_bytes, char *addr */
313void CRYPTO_mem_leaks_cb(void (*cb)());
314
315void ERR_load_CRYPTO_strings(void );
316
317/* BEGIN ERROR CODES */
318/* The following lines are auto generated by the script mkerr.pl. Any changes
319 * made after this point may be overwritten when the script is next run.
320 */
321
322/* Error codes for the CRYPTO functions. */
323
324/* Function codes. */
325#define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
326#define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
327#define CRYPTO_F_CRYPTO_SET_EX_DATA 102
328
329/* Reason codes. */
330
331#ifdef __cplusplus
332}
333#endif
334#endif
335
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