md_internal.h

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/*
 *  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
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  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 (https://tls.mbed.org)
 */
#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

struct mbedtls_md_info_t
{
    mbedtls_md_type_t type;

    const char * name;

    int size;

    int block_size;

    int (*starts_func)( void *ctx );

    int (*update_func)( void *ctx, const unsigned char *input, size_t ilen );

    int (*finish_func)( void *ctx, unsigned char *output );

    int (*digest_func)( const unsigned char *input, size_t ilen,
                        unsigned char *output );

    void * (*ctx_alloc_func)( void );

    void (*ctx_free_func)( void *ctx );

    void (*clone_func)( void *dst, const void *src );

    int (*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 */