[398] | 1 | /**
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| 2 | * \file md_internal.h
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| 3 | *
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| 4 | * \brief Message digest wrappers.
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| 5 | *
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| 6 | * \warning This in an internal header. Do not include directly.
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| 7 | *
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| 8 | * \author Adriaan de Jong <dejong@fox-it.com>
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| 9 | */
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| 10 | /*
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| 11 | * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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| 12 | * SPDX-License-Identifier: Apache-2.0
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| 13 | *
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| 14 | * Licensed under the Apache License, Version 2.0 (the "License"); you may
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| 15 | * not use this file except in compliance with the License.
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| 16 | * You may obtain a copy of the License at
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| 17 | *
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| 18 | * http://www.apache.org/licenses/LICENSE-2.0
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| 19 | *
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| 20 | * Unless required by applicable law or agreed to in writing, software
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| 21 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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| 22 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 23 | * See the License for the specific language governing permissions and
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| 24 | * limitations under the License.
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| 25 | *
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| 26 | * This file is part of mbed TLS (https://tls.mbed.org)
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| 27 | */
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| 28 | #ifndef MBEDTLS_MD_WRAP_H
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| 29 | #define MBEDTLS_MD_WRAP_H
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| 30 |
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| 31 | #if !defined(MBEDTLS_CONFIG_FILE)
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| 32 | #include "config.h"
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| 33 | #else
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| 34 | #include MBEDTLS_CONFIG_FILE
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| 35 | #endif
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| 36 |
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| 37 | #include "md.h"
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| 38 |
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| 39 | #ifdef __cplusplus
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| 40 | extern "C" {
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| 41 | #endif
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| 42 |
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| 43 | /**
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| 44 | * Message digest information.
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| 45 | * Allows message digest functions to be called in a generic way.
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| 46 | */
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| 47 | struct mbedtls_md_info_t
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| 48 | {
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| 49 | /** Digest identifier */
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| 50 | mbedtls_md_type_t type;
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| 51 |
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| 52 | /** Name of the message digest */
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| 53 | const char * name;
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| 54 |
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| 55 | /** Output length of the digest function in bytes */
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| 56 | int size;
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| 57 |
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| 58 | /** Block length of the digest function in bytes */
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| 59 | int block_size;
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| 60 |
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| 61 | /** Digest initialisation function */
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| 62 | int (*starts_func)( void *ctx );
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| 63 |
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| 64 | /** Digest update function */
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| 65 | int (*update_func)( void *ctx, const unsigned char *input, size_t ilen );
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| 66 |
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| 67 | /** Digest finalisation function */
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| 68 | int (*finish_func)( void *ctx, unsigned char *output );
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| 69 |
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| 70 | /** Generic digest function */
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| 71 | int (*digest_func)( const unsigned char *input, size_t ilen,
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| 72 | unsigned char *output );
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| 73 |
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| 74 | /** Allocate a new context */
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| 75 | void * (*ctx_alloc_func)( void );
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| 76 |
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| 77 | /** Free the given context */
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| 78 | void (*ctx_free_func)( void *ctx );
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| 79 |
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| 80 | /** Clone state from a context */
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| 81 | void (*clone_func)( void *dst, const void *src );
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| 82 |
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| 83 | /** Internal use only */
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| 84 | int (*process_func)( void *ctx, const unsigned char *input );
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| 85 | };
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| 86 |
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| 87 | #if defined(MBEDTLS_MD2_C)
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| 88 | extern const mbedtls_md_info_t mbedtls_md2_info;
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| 89 | #endif
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| 90 | #if defined(MBEDTLS_MD4_C)
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| 91 | extern const mbedtls_md_info_t mbedtls_md4_info;
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| 92 | #endif
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| 93 | #if defined(MBEDTLS_MD5_C)
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| 94 | extern const mbedtls_md_info_t mbedtls_md5_info;
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| 95 | #endif
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| 96 | #if defined(MBEDTLS_RIPEMD160_C)
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| 97 | extern const mbedtls_md_info_t mbedtls_ripemd160_info;
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| 98 | #endif
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| 99 | #if defined(MBEDTLS_SHA1_C)
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| 100 | extern const mbedtls_md_info_t mbedtls_sha1_info;
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| 101 | #endif
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| 102 | #if defined(MBEDTLS_SHA256_C)
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| 103 | extern const mbedtls_md_info_t mbedtls_sha224_info;
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| 104 | extern const mbedtls_md_info_t mbedtls_sha256_info;
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| 105 | #endif
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| 106 | #if defined(MBEDTLS_SHA512_C)
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| 107 | extern const mbedtls_md_info_t mbedtls_sha384_info;
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| 108 | extern const mbedtls_md_info_t mbedtls_sha512_info;
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| 109 | #endif
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| 110 |
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| 111 | #ifdef __cplusplus
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| 112 | }
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| 113 | #endif
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| 114 |
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| 115 | #endif /* MBEDTLS_MD_WRAP_H */
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