348 lines
12 KiB
C
348 lines
12 KiB
C
/* crypto/crypto.h */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#ifndef HEADER_CRYPTO_H
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#define HEADER_CRYPTO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "stack.h"
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#include "opensslv.h"
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/* Backward compatibility to SSLeay */
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/* This is more to be used to check the correct DLL is being used
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* in the MS world. */
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#define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
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#define SSLEAY_VERSION 0
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/* #define SSLEAY_OPTIONS 1 no longer supported */
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#define SSLEAY_CFLAGS 2
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#define SSLEAY_BUILT_ON 3
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#define SSLEAY_PLATFORM 4
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/* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
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* names in cryptlib.c
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*/
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#define CRYPTO_LOCK_ERR 1
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#define CRYPTO_LOCK_ERR_HASH 2
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#define CRYPTO_LOCK_X509 3
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#define CRYPTO_LOCK_X509_INFO 4
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#define CRYPTO_LOCK_X509_PKEY 5
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#define CRYPTO_LOCK_X509_CRL 6
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#define CRYPTO_LOCK_X509_REQ 7
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#define CRYPTO_LOCK_DSA 8
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#define CRYPTO_LOCK_RSA 9
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#define CRYPTO_LOCK_EVP_PKEY 10
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#define CRYPTO_LOCK_X509_STORE 11
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#define CRYPTO_LOCK_SSL_CTX 12
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#define CRYPTO_LOCK_SSL_CERT 13
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#define CRYPTO_LOCK_SSL_SESSION 14
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#define CRYPTO_LOCK_SSL 15
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#define CRYPTO_LOCK_RAND 16
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#define CRYPTO_LOCK_MALLOC 17
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#define CRYPTO_LOCK_BIO 18
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#define CRYPTO_LOCK_BIO_GETHOSTBYNAME 19
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#define CRYPTO_LOCK_RSA_BLINDING 20
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#define CRYPTO_NUM_LOCKS 21
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#define CRYPTO_LOCK 1
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#define CRYPTO_UNLOCK 2
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#define CRYPTO_READ 4
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#define CRYPTO_WRITE 8
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#ifndef NO_LOCKING
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#ifndef CRYPTO_w_lock
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#define CRYPTO_w_lock(type) \
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CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
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#define CRYPTO_w_unlock(type) \
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CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
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#define CRYPTO_r_lock(type) \
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CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
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#define CRYPTO_r_unlock(type) \
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CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
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#define CRYPTO_add(addr,amount,type) \
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CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
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#endif
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#else
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#define CRYPTO_w_lock(a)
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#define CRYPTO_w_unlock(a)
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#define CRYPTO_r_lock(a)
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#define CRYPTO_r_unlock(a)
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#define CRYPTO_add(a,b,c) ((*(a))+=(b))
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#endif
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/* The following can be used to detect memory leaks in the SSLeay library.
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* It used, it turns on malloc checking */
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#define CRYPTO_MEM_CHECK_OFF 0x0 /* an enume */
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#define CRYPTO_MEM_CHECK_ON 0x1 /* a bit */
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#define CRYPTO_MEM_CHECK_ENABLE 0x2 /* a bit */
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#define CRYPTO_MEM_CHECK_DISABLE 0x3 /* an enume */
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/*
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typedef struct crypto_mem_st
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{
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char *(*malloc_func)();
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char *(*realloc_func)();
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void (*free_func)();
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} CRYPTO_MEM_FUNC;
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*/
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/* predec of the BIO type */
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typedef struct bio_st BIO_dummy;
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typedef struct crypto_ex_data_st
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{
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STACK *sk;
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int dummy; /* gcc is screwing up this data structure :-( */
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} CRYPTO_EX_DATA;
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/* This stuff is basically class callback functions
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* The current classes are SSL_CTX, SSL, SSL_SESION, and a few more */
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typedef struct crypto_ex_data_func_st
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{
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long argl; /* Arbitary long */
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char *argp; /* Arbitary char * */
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/* Called when a new object is created */
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int (*new_func)(/*char *obj,
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char *item,int index,long argl,char *argp*/);
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/* Called when this object is free()ed */
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void (*free_func)(/*char *obj,
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char *item,int index,long argl,char *argp*/);
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/* Called when we need to dup this one */
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int (*dup_func)(/*char *obj_to,char *obj_from,
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char **new,int index,long argl,char *argp*/);
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} CRYPTO_EX_DATA_FUNCS;
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/* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
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* entry.
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*/
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#define CRYPTO_EX_INDEX_BIO 0
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#define CRYPTO_EX_INDEX_SSL 1
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#define CRYPTO_EX_INDEX_SSL_CTX 2
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#define CRYPTO_EX_INDEX_SSL_SESSION 3
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#define CRYPTO_EX_INDEX_X509_STORE 4
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#define CRYPTO_EX_INDEX_X509_STORE_CTX 5
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/* Use this for win32 DLL's */
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#define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
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(char *(*)())malloc,\
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(char *(*)())realloc,\
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(void (*)())free)
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#ifdef CRYPTO_MDEBUG
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#define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
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#define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
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#define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
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#define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
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#define Malloc(num) CRYPTO_dbg_malloc((int)num,__FILE__,__LINE__)
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#define Realloc(addr,num) \
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CRYPTO_dbg_realloc((char *)addr,(int)num,__FILE__,__LINE__)
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#define Remalloc(addr,num) \
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CRYPTO_dbg_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
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#define FreeFunc CRYPTO_dbg_free
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#define Free(addr) CRYPTO_dbg_free((char *)(addr))
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#define Malloc_locked(num) CRYPTO_malloc_locked((int)num)
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#define Free_locked(addr) CRYPTO_free_locked((char *)(addr))
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#else
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#define MemCheck_start()
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#define MemCheck_stop()
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#define MemCheck_on()
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#define MemCheck_off()
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#define Remalloc CRYPTO_remalloc
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#if defined(WIN32) || defined(MFUNC)
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#define Malloc CRYPTO_malloc
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#define Realloc(a,n) CRYPTO_realloc((char *)(a),(n))
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#define FreeFunc CRYPTO_free
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#define Free(addr) CRYPTO_free((char *)(addr))
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#define Malloc_locked CRYPTO_malloc_locked
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#define Free_locked(addr) CRYPTO_free_locked((char *)(addr))
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#else
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#define Malloc malloc
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#define Realloc realloc
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#define FreeFunc free
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#define Free(addr) free((char *)(addr))
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#define Malloc_locked malloc
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#define Free_locked(addr) free((char *)(addr))
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#endif /* WIN32 || MFUNC */
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#endif /* MDEBUG */
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/* Case insensiteve linking causes problems.... */
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#ifdef WIN16
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#define ERR_load_CRYPTO_strings ERR_load_CRYPTOlib_strings
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#endif
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#ifndef NOPROTO
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char *SSLeay_version(int type);
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unsigned long SSLeay(void);
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int CRYPTO_get_ex_new_index(int idx,STACK **sk,long argl,char *argp,
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int (*new_func)(),int (*dup_func)(),void (*free_func)());
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int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad,int idx,char *val);
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char *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
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int CRYPTO_dup_ex_data(STACK *meth,CRYPTO_EX_DATA *from,CRYPTO_EX_DATA *to);
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void CRYPTO_free_ex_data(STACK *meth,char *obj,CRYPTO_EX_DATA *ad);
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void CRYPTO_new_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad);
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int CRYPTO_mem_ctrl(int mode);
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int CRYPTO_get_new_lockid(char *name);
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void CRYPTO_lock(int mode, int type,char *file,int line);
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void CRYPTO_set_locking_callback(void (*func)(int mode,int type,char *file,
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int line));
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void (*CRYPTO_get_locking_callback(void))(int mode,int type,char *file,
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int line);
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void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,
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int type,char *file, int line));
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int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,
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int type,char *file,int line);
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void CRYPTO_set_id_callback(unsigned long (*func)(void));
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unsigned long (*CRYPTO_get_id_callback(void))(void);
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unsigned long CRYPTO_thread_id(void);
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char *CRYPTO_get_lock_name(int type);
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int CRYPTO_add_lock(int *pointer,int amount,int type, char *file,int line);
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void CRYPTO_set_mem_functions(char *(*m)(),char *(*r)(), void (*free_func)());
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void CRYPTO_get_mem_functions(char *(**m)(),char *(**r)(), void (**f)());
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void CRYPTO_set_locked_mem_functions(char *(*m)(), void (*free_func)());
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void CRYPTO_get_locked_mem_functions(char *(**m)(), void (**f)());
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char *CRYPTO_malloc_locked(int num);
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void CRYPTO_free_locked(char *);
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char *CRYPTO_malloc(int num);
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void CRYPTO_free(char *);
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char *CRYPTO_realloc(char *addr,int num);
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char *CRYPTO_remalloc(char *addr,int num);
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char *CRYPTO_dbg_malloc(int num,char *file,int line);
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char *CRYPTO_dbg_realloc(char *addr,int num,char *file,int line);
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void CRYPTO_dbg_free(char *);
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char *CRYPTO_dbg_remalloc(char *addr,int num,char *file,int line);
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#ifndef NO_FP_API
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void CRYPTO_mem_leaks_fp(FILE *);
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#endif
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void CRYPTO_mem_leaks(struct bio_st *bio);
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/* unsigned long order, char *file, int line, int num_bytes, char *addr */
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void CRYPTO_mem_leaks_cb(void (*cb)());
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void ERR_load_CRYPTO_strings(void );
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#else
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int CRYPTO_get_ex_new_index();
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int CRYPTO_set_ex_data();
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char *CRYPTO_get_ex_data();
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int CRYPTO_dup_ex_data();
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void CRYPTO_free_ex_data();
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void CRYPTO_new_ex_data();
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int CRYPTO_mem_ctrl();
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char *SSLeay_version();
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unsigned long SSLeay();
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int CRYPTO_get_new_lockid();
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void CRYPTO_lock();
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void CRYPTO_set_locking_callback();
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void (*CRYPTO_get_locking_callback())();
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void CRYPTO_set_add_lock_callback();
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int (*CRYPTO_get_add_lock_callback())();
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void CRYPTO_set_id_callback();
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unsigned long (*CRYPTO_get_id_callback())();
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unsigned long CRYPTO_thread_id();
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char *CRYPTO_get_lock_name();
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int CRYPTO_add_lock();
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void CRYPTO_set_mem_functions();
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void CRYPTO_get_mem_functions();
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char *CRYPTO_malloc();
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char *CRYPTO_realloc();
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void CRYPTO_free();
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char *CRYPTO_remalloc();
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char *CRYPTO_dbg_remalloc();
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char *CRYPTO_dbg_malloc();
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char *CRYPTO_dbg_realloc();
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void CRYPTO_dbg_free();
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#ifndef NO_FP_API
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void CRYPTO_mem_leaks_fp();
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#endif
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void CRYPTO_mem_leaks();
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void CRYPTO_mem_leaks_cb();
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void ERR_load_CRYPTO_strings();
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#endif
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/* BEGIN ERROR CODES */
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/* Error codes for the CRYPTO functions. */
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/* Function codes. */
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#define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
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#define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
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#define CRYPTO_F_CRYPTO_SET_EX_DATA 102
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/* Reason codes. */
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#ifdef __cplusplus
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}
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#endif
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#endif
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