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- /**
- * \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
- * 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
- /**
- * 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 */
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