📄 crypto.h
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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#ifdef __cplusplusextern "C" {#endif#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/* 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_NUM_LOCKS 26#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)/* 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 Malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)#define Realloc(addr,num) \ CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)#define Remalloc(addr,num) \ CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)#define FreeFunc CRYPTO_free#define Free(addr) CRYPTO_free(addr)#define Malloc_locked(num) CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)#define 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#endifconst 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 (*r)(),void (*f)(),void (*so)(),long (*go)());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 (**r)(),void (**f)(),void (**so)(),long (**go)());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_APIvoid CRYPTO_mem_leaks_fp(FILE *);#endifvoid 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)());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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