blob: 5b7b03ff9799919a76dc5282317946c7ee86f1b2 [file] [log] [blame]
* \file md_internal.h
* \brief Message digest wrappers.
* \warning This in an internal header. Do not include directly.
* \author Adriaan de Jong <>
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* This file is part of mbed TLS (
#include "config.h"
#include "md.h"
#ifdef __cplusplus
extern "C" {
* 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 */
int (*starts_func)( void *ctx );
/** Digest update function */
int (*update_func)( void *ctx, const unsigned char *input, size_t ilen );
/** Digest finalisation function */
int (*finish_func)( void *ctx, unsigned char *output );
/** Generic digest function */
int (*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 */
int (*process_func)( void *ctx, const unsigned char *input );
#if defined(MBEDTLS_MD2_C)
extern const mbedtls_md_info_t mbedtls_md2_info;
#if defined(MBEDTLS_MD4_C)
extern const mbedtls_md_info_t mbedtls_md4_info;
#if defined(MBEDTLS_MD5_C)
extern const mbedtls_md_info_t mbedtls_md5_info;
#if defined(MBEDTLS_RIPEMD160_C)
extern const mbedtls_md_info_t mbedtls_ripemd160_info;
#if defined(MBEDTLS_SHA1_C)
extern const mbedtls_md_info_t mbedtls_sha1_info;
#if defined(MBEDTLS_SHA256_C)
extern const mbedtls_md_info_t mbedtls_sha224_info;
extern const mbedtls_md_info_t mbedtls_sha256_info;
#if defined(MBEDTLS_SHA512_C)
extern const mbedtls_md_info_t mbedtls_sha384_info;
extern const mbedtls_md_info_t mbedtls_sha512_info;
#ifdef __cplusplus
#endif /* MBEDTLS_MD_WRAP_H */