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openssl/crypto/crypto.h
Richard Levitte d44c7dcf00 Merge in code from main trunk to BRANCH_engine.
2000-06-08 11:00:37 +00:00

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/* crypto/crypto.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#ifndef HEADER_CRYPTO_H
#define HEADER_CRYPTO_H
#include <stdlib.h>
#ifndef NO_FP_API
#include <stdio.h>
#endif
#include <openssl/stack.h>
#include <openssl/safestack.h>
#include <openssl/opensslv.h>
#ifdef CHARSET_EBCDIC
#include <openssl/ebcdic.h>
#endif
#if defined(VMS) || defined(__VMS)
#include "vms_idhacks.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Backward compatibility to SSLeay */
/* This is more to be used to check the correct DLL is being used
* in the MS world. */
#define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
#define SSLEAY_VERSION 0
/* #define SSLEAY_OPTIONS 1 no longer supported */
#define SSLEAY_CFLAGS 2
#define SSLEAY_BUILT_ON 3
#define SSLEAY_PLATFORM 4
/* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
* names in cryptlib.c
*/
#define CRYPTO_LOCK_ERR 1
#define CRYPTO_LOCK_ERR_HASH 2
#define CRYPTO_LOCK_X509 3
#define CRYPTO_LOCK_X509_INFO 4
#define CRYPTO_LOCK_X509_PKEY 5
#define CRYPTO_LOCK_X509_CRL 6
#define CRYPTO_LOCK_X509_REQ 7
#define CRYPTO_LOCK_DSA 8
#define CRYPTO_LOCK_RSA 9
#define CRYPTO_LOCK_EVP_PKEY 10
#define CRYPTO_LOCK_X509_STORE 11
#define CRYPTO_LOCK_SSL_CTX 12
#define CRYPTO_LOCK_SSL_CERT 13
#define CRYPTO_LOCK_SSL_SESSION 14
#define CRYPTO_LOCK_SSL_SESS_CERT 15
#define CRYPTO_LOCK_SSL 16
#define CRYPTO_LOCK_RAND 17
#define CRYPTO_LOCK_MALLOC 18
#define CRYPTO_LOCK_BIO 19
#define CRYPTO_LOCK_GETHOSTBYNAME 20
#define CRYPTO_LOCK_GETSERVBYNAME 21
#define CRYPTO_LOCK_READDIR 22
#define CRYPTO_LOCK_RSA_BLINDING 23
#define CRYPTO_LOCK_DH 24
#define CRYPTO_LOCK_MALLOC2 25
#define CRYPTO_LOCK_DSO 26
#define CRYPTO_LOCK_ENGINE 27
#define CRYPTO_NUM_LOCKS 28
#define CRYPTO_LOCK 1
#define CRYPTO_UNLOCK 2
#define CRYPTO_READ 4
#define CRYPTO_WRITE 8
#ifndef NO_LOCKING
#ifndef CRYPTO_w_lock
#define CRYPTO_w_lock(type) \
CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
#define CRYPTO_w_unlock(type) \
CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
#define CRYPTO_r_lock(type) \
CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
#define CRYPTO_r_unlock(type) \
CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
#define CRYPTO_add(addr,amount,type) \
CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
#endif
#else
#define CRYPTO_w_lock(a)
#define CRYPTO_w_unlock(a)
#define CRYPTO_r_lock(a)
#define CRYPTO_r_unlock(a)
#define CRYPTO_add(a,b,c) ((*(a))+=(b))
#endif
/* The following can be used to detect memory leaks in the SSLeay library.
* It used, it turns on malloc checking */
#define CRYPTO_MEM_CHECK_OFF 0x0 /* an enume */
#define CRYPTO_MEM_CHECK_ON 0x1 /* a bit */
#define CRYPTO_MEM_CHECK_ENABLE 0x2 /* a bit */
#define CRYPTO_MEM_CHECK_DISABLE 0x3 /* an enume */
/* The following are bit values to turn on or off options connected to the
* malloc checking functionality */
/* Adds time to the memory checking information */
#define V_CRYPTO_MDEBUG_TIME 0x1 /* a bit */
/* Adds thread number to the memory checking information */
#define V_CRYPTO_MDEBUG_THREAD 0x2 /* a bit */
#define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
/* predec of the BIO type */
typedef struct bio_st BIO_dummy;
typedef struct crypto_ex_data_st
{
STACK *sk;
int dummy; /* gcc is screwing up this data structure :-( */
} CRYPTO_EX_DATA;
/* Called when a new object is created */
typedef int CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
int idx, long argl, void *argp);
/* Called when an object is free()ed */
typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
int idx, long argl, void *argp);
/* Called when we need to dup an object */
typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from, void *from_d,
int idx, long argl, void *argp);
/* This stuff is basically class callback functions
* The current classes are SSL_CTX, SSL, SSL_SESSION, and a few more */
typedef struct crypto_ex_data_func_st
{
long argl; /* Arbitary long */
void *argp; /* Arbitary void * */
CRYPTO_EX_new *new_func;
CRYPTO_EX_free *free_func;
CRYPTO_EX_dup *dup_func;
} CRYPTO_EX_DATA_FUNCS;
DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
/* This block of defines is updated by a perl script, please do not touch! */
#ifndef DEBUG_SAFESTACK
#define sk_CRYPTO_EX_DATA_FUNCS_new(a) sk_new((int (*) \
(const char * const *, const char * const *))(a))
#define sk_CRYPTO_EX_DATA_FUNCS_new_null() sk_new_null()
#define sk_CRYPTO_EX_DATA_FUNCS_free(a) sk_free(a)
#define sk_CRYPTO_EX_DATA_FUNCS_num(a) sk_num(a)
#define sk_CRYPTO_EX_DATA_FUNCS_value(a,b) ((CRYPTO_EX_DATA_FUNCS *) \
sk_value((a),(b)))
#define sk_CRYPTO_EX_DATA_FUNCS_set(a,b,c) ((CRYPTO_EX_DATA_FUNCS *) \
sk_set((a),(b),(char *)(c)))
#define sk_CRYPTO_EX_DATA_FUNCS_zero(a) sk_zero(a)
#define sk_CRYPTO_EX_DATA_FUNCS_push(a,b) sk_push((a),(char *)(b))
#define sk_CRYPTO_EX_DATA_FUNCS_unshift(a,b) sk_unshift((a),(b))
#define sk_CRYPTO_EX_DATA_FUNCS_find(a,b) sk_find((a), (char *)(b))
#define sk_CRYPTO_EX_DATA_FUNCS_delete(a,b) ((CRYPTO_EX_DATA_FUNCS *) \
sk_delete((a),(b)))
#define sk_CRYPTO_EX_DATA_FUNCS_delete_ptr(a,b) ((CRYPTO_EX_DATA_FUNCS *) \
sk_delete_ptr((a),(char *)(b)))
#define sk_CRYPTO_EX_DATA_FUNCS_insert(a,b,c) sk_insert((a),(char *)(b),(c))
#define sk_CRYPTO_EX_DATA_FUNCS_set_cmp_func(a,b) ((int (*) \
(const CRYPTO_EX_DATA_FUNCS * const *,const CRYPTO_EX_DATA_FUNCS * const *)) \
sk_set_cmp_func((a),(int (*) \
(const char * const *, const char * const *))(b)))
#define sk_CRYPTO_EX_DATA_FUNCS_dup(a) sk_dup(a)
#define sk_CRYPTO_EX_DATA_FUNCS_pop_free(a,b) sk_pop_free((a),(void (*)(void *))(b))
#define sk_CRYPTO_EX_DATA_FUNCS_shift(a) ((CRYPTO_EX_DATA_FUNCS *)sk_shift(a))
#define sk_CRYPTO_EX_DATA_FUNCS_pop(a) ((CRYPTO_EX_DATA_FUNCS *)sk_pop(a))
#define sk_CRYPTO_EX_DATA_FUNCS_sort(a) sk_sort(a)
#endif /* !DEBUG_SAFESTACK */
/* End of perl script block, you may now edit :-) */
/* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
* entry.
*/
#define CRYPTO_EX_INDEX_BIO 0
#define CRYPTO_EX_INDEX_SSL 1
#define CRYPTO_EX_INDEX_SSL_CTX 2
#define CRYPTO_EX_INDEX_SSL_SESSION 3
#define CRYPTO_EX_INDEX_X509_STORE 4
#define CRYPTO_EX_INDEX_X509_STORE_CTX 5
/* This is the default callbacks, but we can have others as well:
* this is needed in Win32 where the application malloc and the
* library malloc may not be the same.
*/
#define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
malloc, realloc, free)
#if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
# ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
# define CRYPTO_MDEBUG
# endif
#endif
/* Set standard debugging functions (not done by default
* unless CRYPTO_MDEBUG is defined) */
#define CRYPTO_malloc_debug_init() do {\
CRYPTO_set_mem_debug_functions(\
(void (*)())CRYPTO_dbg_malloc,\
(void (*)())CRYPTO_dbg_realloc,\
(void (*)())CRYPTO_dbg_free,\
(void (*)())CRYPTO_dbg_set_options,\
(long (*)())CRYPTO_dbg_get_options);\
} while(0)
int CRYPTO_mem_ctrl(int mode);
int CRYPTO_is_mem_check_on(void);
/* for applications */
#define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
#define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
/* for library-internal use */
#define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
#define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
#define is_MemCheck_on() CRYPTO_is_mem_check_on()
#define OPENSSL_malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)
#define OPENSSL_realloc(addr,num) \
CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
#define OPENSSL_remalloc(addr,num) \
CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
#define OPENSSL_freeFunc CRYPTO_free
#define OPENSSL_free(addr) CRYPTO_free(addr)
#define OPENSSL_malloc_locked(num) \
CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)
#define OPENSSL_free_locked(addr) CRYPTO_free_locked(addr)
/* Case insensiteve linking causes problems.... */
#if defined(WIN16) || defined(VMS)
#define ERR_load_CRYPTO_strings ERR_load_CRYPTOlib_strings
#endif
const char *SSLeay_version(int type);
unsigned long SSLeay(void);
int CRYPTO_get_ex_new_index(int idx, STACK_OF(CRYPTO_EX_DATA_FUNCS) **skp, long argl, void *argp,
CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
void *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
int CRYPTO_dup_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, CRYPTO_EX_DATA *to,
CRYPTO_EX_DATA *from);
void CRYPTO_free_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
void CRYPTO_new_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
int CRYPTO_get_new_lockid(char *name);
int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
void CRYPTO_lock(int mode, int type,const char *file,int line);
void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
const char *file,int line));
void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
int line);
void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
const char *file, int line));
int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
const char *file,int line);
void CRYPTO_set_id_callback(unsigned long (*func)(void));
unsigned long (*CRYPTO_get_id_callback(void))(void);
unsigned long CRYPTO_thread_id(void);
const char *CRYPTO_get_lock_name(int type);
int CRYPTO_add_lock(int *pointer,int amount,int type, const char *file,
int line);
/* CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions --
* call the latter last if you need different functions */
int CRYPTO_set_mem_functions(void *(*m)(size_t),void *(*r)(void *,size_t), void (*f)(void *));
int CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*free_func)(void *));
int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
void (*r)(void *,void *,int,const char *,int,int),
void (*f)(void *,int),
void (*so)(long),
long (*go)(void));
void CRYPTO_get_mem_functions(void *(**m)(size_t),void *(**r)(void *, size_t), void (**f)(void *));
void CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *));
void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
void (**r)(void *,void *,int,const char *,int,int),
void (**f)(void *,int),
void (**so)(long),
long (**go)(void));
void *CRYPTO_malloc_locked(int num, const char *file, int line);
void CRYPTO_free_locked(void *);
void *CRYPTO_malloc(int num, const char *file, int line);
void CRYPTO_free(void *);
void *CRYPTO_realloc(void *addr,int num, const char *file, int line);
void *CRYPTO_remalloc(void *addr,int num, const char *file, int line);
void CRYPTO_set_mem_debug_options(long bits);
long CRYPTO_get_mem_debug_options(void);
#define CRYPTO_push_info(info) \
CRYPTO_push_info_(info, __FILE__, __LINE__);
int CRYPTO_push_info_(const char *info, const char *file, int line);
int CRYPTO_pop_info(void);
int CRYPTO_remove_all_info(void);
/* The last argument has the following significance:
*
* 0: called before the actual memory allocation has taken place
* 1: called after the actual memory allocation has taken place
*/
void CRYPTO_dbg_malloc(void *addr,int num,const char *file,int line,int before_p);
void CRYPTO_dbg_realloc(void *addr1,void *addr2,int num,const char *file,int line,int before_p);
void CRYPTO_dbg_free(void *addr,int before_p);
/* Tell the debugging code about options. By default, the following values
* apply:
*
* 0: Clear all options.
* 1: Set the "Show Time" option.
* 2: Set the "Show Thread Number" option.
* 3: 1 + 2
*/
void CRYPTO_dbg_set_options(long bits);
long CRYPTO_dbg_get_options(void);
#ifndef NO_FP_API
void CRYPTO_mem_leaks_fp(FILE *);
#endif
void CRYPTO_mem_leaks(struct bio_st *bio);
/* unsigned long order, char *file, int line, int num_bytes, char *addr */
void CRYPTO_mem_leaks_cb(void (*cb)(unsigned long, const char *, int, int, void *));
void ERR_load_CRYPTO_strings(void);
/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
/* Error codes for the CRYPTO functions. */
/* Function codes. */
#define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
#define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
#define CRYPTO_F_CRYPTO_SET_EX_DATA 102
/* Reason codes. */
#ifdef __cplusplus
}
#endif
#endif
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