mbedtls/include/mbedtls/md_internal.h
Manuel Pégourié-Gonnard 052a6c9cfe Add mbedtls_md_clone()
2015-07-06 16:06:02 +02:00

116 lines
3.1 KiB
C

/**
* \file md_internal.h
*
* \brief Message digest wrappers.
*
* \warning This in an internal header. Do not include directly.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
*
* This file is part of mbed TLS (https://tls.mbed.org)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MBEDTLS_MD_WRAP_H
#define MBEDTLS_MD_WRAP_H
#if !defined(MBEDTLS_CONFIG_FILE)
#include "config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
#include "md.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* Message digest information.
* Allows message digest functions to be called in a generic way.
*/
struct mbedtls_md_info_t
{
/** Digest identifier */
mbedtls_md_type_t type;
/** Name of the message digest */
const char * name;
/** Output length of the digest function in bytes */
int size;
/** Block length of the digest function in bytes */
int block_size;
/** Digest initialisation function */
void (*starts_func)( void *ctx );
/** Digest update function */
void (*update_func)( void *ctx, const unsigned char *input, size_t ilen );
/** Digest finalisation function */
void (*finish_func)( void *ctx, unsigned char *output );
/** Generic digest function */
void (*digest_func)( const unsigned char *input, size_t ilen,
unsigned char *output );
/** Allocate a new context */
void * (*ctx_alloc_func)( void );
/** Free the given context */
void (*ctx_free_func)( void *ctx );
/** Clone state from a context */
void (*clone_func)( void *dst, const void *src );
/** Internal use only */
void (*process_func)( void *ctx, const unsigned char *input );
};
#if defined(MBEDTLS_MD2_C)
extern const mbedtls_md_info_t mbedtls_md2_info;
#endif
#if defined(MBEDTLS_MD4_C)
extern const mbedtls_md_info_t mbedtls_md4_info;
#endif
#if defined(MBEDTLS_MD5_C)
extern const mbedtls_md_info_t mbedtls_md5_info;
#endif
#if defined(MBEDTLS_RIPEMD160_C)
extern const mbedtls_md_info_t mbedtls_ripemd160_info;
#endif
#if defined(MBEDTLS_SHA1_C)
extern const mbedtls_md_info_t mbedtls_sha1_info;
#endif
#if defined(MBEDTLS_SHA256_C)
extern const mbedtls_md_info_t mbedtls_sha224_info;
extern const mbedtls_md_info_t mbedtls_sha256_info;
#endif
#if defined(MBEDTLS_SHA512_C)
extern const mbedtls_md_info_t mbedtls_sha384_info;
extern const mbedtls_md_info_t mbedtls_sha512_info;
#endif
#ifdef __cplusplus
}
#endif
#endif /* MBEDTLS_MD_WRAP_H */