reactos/include/reactos/libs/mbedtls/md4.h

   1 /**
   2  * \file md4.h
   3  *
   4  * \brief MD4 message digest algorithm (hash function)
   5  *
   6  *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
   7  *  SPDX-License-Identifier: Apache-2.0
   8  *
   9  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
  10  *  not use this file except in compliance with the License.
  11  *  You may obtain a copy of the License at
  12  *
  13  *  http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  *  Unless required by applicable law or agreed to in writing, software
  16  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  17  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  *  See the License for the specific language governing permissions and
  19  *  limitations under the License.
  20  *
  21  *  This file is part of mbed TLS (https://tls.mbed.org)
  22  */
  23 #ifndef MBEDTLS_MD4_H
  24 #define MBEDTLS_MD4_H
  25
  26 #if !defined(MBEDTLS_CONFIG_FILE)
  27 #include "config.h"
  28 #else
  29 #include MBEDTLS_CONFIG_FILE
  30 #endif
  31
  32 #include <stddef.h>
  33 #include <stdint.h>
  34
  35 #if !defined(MBEDTLS_MD4_ALT)
  36 // Regular implementation
  37 //
  38
  39 #ifdef __cplusplus
  40 extern "C" {
  41 #endif
  42
  43 /**
  44  * \brief          MD4 context structure
  45  */
  46 typedef struct
  47 {
  48     uint32_t total[2];          /*!< number of bytes processed  */
  49     uint32_t state[4];          /*!< intermediate digest state  */
  50     unsigned char buffer[64];   /*!< data block being processed */
  51 }
  52 mbedtls_md4_context;
  53
  54 /**
  55  * \brief          Initialize MD4 context
  56  *
  57  * \param ctx      MD4 context to be initialized
  58  */
  59 void mbedtls_md4_init( mbedtls_md4_context *ctx );
  60
  61 /**
  62  * \brief          Clear MD4 context
  63  *
  64  * \param ctx      MD4 context to be cleared
  65  */
  66 void mbedtls_md4_free( mbedtls_md4_context *ctx );
  67
  68 /**
  69  * \brief          Clone (the state of) an MD4 context
  70  *
  71  * \param dst      The destination context
  72  * \param src      The context to be cloned
  73  */
  74 void mbedtls_md4_clone( mbedtls_md4_context *dst,
  75                         const mbedtls_md4_context *src );
  76
  77 /**
  78  * \brief          MD4 context setup
  79  *
  80  * \param ctx      context to be initialized
  81  */
  82 void mbedtls_md4_starts( mbedtls_md4_context *ctx );
  83
  84 /**
  85  * \brief          MD4 process buffer
  86  *
  87  * \param ctx      MD4 context
  88  * \param input    buffer holding the  data
  89  * \param ilen     length of the input data
  90  */
  91 void mbedtls_md4_update( mbedtls_md4_context *ctx, const unsigned char *input, size_t ilen );
  92
  93 /**
  94  * \brief          MD4 final digest
  95  *
  96  * \param ctx      MD4 context
  97  * \param output   MD4 checksum result
  98  */
  99 void mbedtls_md4_finish( mbedtls_md4_context *ctx, unsigned char output[16] );
 100
 101 #ifdef __cplusplus
 102 }
 103 #endif
 104
 105 #else  /* MBEDTLS_MD4_ALT */
 106 #include "md4_alt.h"
 107 #endif /* MBEDTLS_MD4_ALT */
 108
 109 #ifdef __cplusplus
 110 extern "C" {
 111 #endif
 112
 113 /**
 114  * \brief          Output = MD4( input buffer )
 115  *
 116  * \param input    buffer holding the  data
 117  * \param ilen     length of the input data
 118  * \param output   MD4 checksum result
 119  */
 120 void mbedtls_md4( const unsigned char *input, size_t ilen, unsigned char output[16] );
 121
 122 /**
 123  * \brief          Checkup routine
 124  *
 125  * \return         0 if successful, or 1 if the test failed
 126  */
 127 int mbedtls_md4_self_test( int verbose );
 128
 129 /* Internal use */
 130 void mbedtls_md4_process( mbedtls_md4_context *ctx, const unsigned char data[64] );
 131
 132 #ifdef __cplusplus
 133 }
 134 #endif
 135
 136 #endif /* mbedtls_md4.h */