takashi kadono / Mbed OS Nucleo446_SSD1331

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Dependencies:   ssd1331

mbed-os/features/mbedtls/src/md2.c@3:f3764f852aa8, 2018-10-11 (annotated)

Committer:
kadonotakashi
Date:
Thu Oct 11 02:27:46 2018 +0000
Revision:
3:f3764f852aa8
Parent:
0:8fdf9a60065b 
Nucreo 446 + SSD1331 test version;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /*
kadonotakashi 0:8fdf9a60065b 2 * RFC 1115/1319 compliant MD2 implementation
kadonotakashi 0:8fdf9a60065b 3 *
kadonotakashi 0:8fdf9a60065b 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
kadonotakashi 0:8fdf9a60065b 5 * SPDX-License-Identifier: Apache-2.0
kadonotakashi 0:8fdf9a60065b 6 *
kadonotakashi 0:8fdf9a60065b 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
kadonotakashi 0:8fdf9a60065b 8 * not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 9 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 10 *
kadonotakashi 0:8fdf9a60065b 11 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 12 *
kadonotakashi 0:8fdf9a60065b 13 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
kadonotakashi 0:8fdf9a60065b 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 16 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 17 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 18 *
kadonotakashi 0:8fdf9a60065b 19 * This file is part of mbed TLS (https://tls.mbed.org)
kadonotakashi 0:8fdf9a60065b 20 */
kadonotakashi 0:8fdf9a60065b 21 /*
kadonotakashi 0:8fdf9a60065b 22 * The MD2 algorithm was designed by Ron Rivest in 1989.
kadonotakashi 0:8fdf9a60065b 23 *
kadonotakashi 0:8fdf9a60065b 24 * http://www.ietf.org/rfc/rfc1115.txt
kadonotakashi 0:8fdf9a60065b 25 * http://www.ietf.org/rfc/rfc1319.txt
kadonotakashi 0:8fdf9a60065b 26 */
kadonotakashi 0:8fdf9a60065b 27
kadonotakashi 0:8fdf9a60065b 28 #if !defined(MBEDTLS_CONFIG_FILE)
kadonotakashi 0:8fdf9a60065b 29 #include "mbedtls/config.h"
kadonotakashi 0:8fdf9a60065b 30 #else
kadonotakashi 0:8fdf9a60065b 31 #include MBEDTLS_CONFIG_FILE
kadonotakashi 0:8fdf9a60065b 32 #endif
kadonotakashi 0:8fdf9a60065b 33
kadonotakashi 0:8fdf9a60065b 34 #if defined(MBEDTLS_MD2_C)
kadonotakashi 0:8fdf9a60065b 35
kadonotakashi 0:8fdf9a60065b 36 #include "mbedtls/md2.h"
kadonotakashi 0:8fdf9a60065b 37 #include "mbedtls/platform_util.h"
kadonotakashi 0:8fdf9a60065b 38
kadonotakashi 0:8fdf9a60065b 39 #include <string.h>
kadonotakashi 0:8fdf9a60065b 40
kadonotakashi 0:8fdf9a60065b 41 #if defined(MBEDTLS_SELF_TEST)
kadonotakashi 0:8fdf9a60065b 42 #if defined(MBEDTLS_PLATFORM_C)
kadonotakashi 0:8fdf9a60065b 43 #include "mbedtls/platform.h"
kadonotakashi 0:8fdf9a60065b 44 #else
kadonotakashi 0:8fdf9a60065b 45 #include <stdio.h>
kadonotakashi 0:8fdf9a60065b 46 #define mbedtls_printf printf
kadonotakashi 0:8fdf9a60065b 47 #endif /* MBEDTLS_PLATFORM_C */
kadonotakashi 0:8fdf9a60065b 48 #endif /* MBEDTLS_SELF_TEST */
kadonotakashi 0:8fdf9a60065b 49
kadonotakashi 0:8fdf9a60065b 50 #if !defined(MBEDTLS_MD2_ALT)
kadonotakashi 0:8fdf9a60065b 51
kadonotakashi 0:8fdf9a60065b 52 static const unsigned char PI_SUBST[256] =
kadonotakashi 0:8fdf9a60065b 53 {
kadonotakashi 0:8fdf9a60065b 54 0x29, 0x2E, 0x43, 0xC9, 0xA2, 0xD8, 0x7C, 0x01, 0x3D, 0x36,
kadonotakashi 0:8fdf9a60065b 55 0x54, 0xA1, 0xEC, 0xF0, 0x06, 0x13, 0x62, 0xA7, 0x05, 0xF3,
kadonotakashi 0:8fdf9a60065b 56 0xC0, 0xC7, 0x73, 0x8C, 0x98, 0x93, 0x2B, 0xD9, 0xBC, 0x4C,
kadonotakashi 0:8fdf9a60065b 57 0x82, 0xCA, 0x1E, 0x9B, 0x57, 0x3C, 0xFD, 0xD4, 0xE0, 0x16,
kadonotakashi 0:8fdf9a60065b 58 0x67, 0x42, 0x6F, 0x18, 0x8A, 0x17, 0xE5, 0x12, 0xBE, 0x4E,
kadonotakashi 0:8fdf9a60065b 59 0xC4, 0xD6, 0xDA, 0x9E, 0xDE, 0x49, 0xA0, 0xFB, 0xF5, 0x8E,
kadonotakashi 0:8fdf9a60065b 60 0xBB, 0x2F, 0xEE, 0x7A, 0xA9, 0x68, 0x79, 0x91, 0x15, 0xB2,
kadonotakashi 0:8fdf9a60065b 61 0x07, 0x3F, 0x94, 0xC2, 0x10, 0x89, 0x0B, 0x22, 0x5F, 0x21,
kadonotakashi 0:8fdf9a60065b 62 0x80, 0x7F, 0x5D, 0x9A, 0x5A, 0x90, 0x32, 0x27, 0x35, 0x3E,
kadonotakashi 0:8fdf9a60065b 63 0xCC, 0xE7, 0xBF, 0xF7, 0x97, 0x03, 0xFF, 0x19, 0x30, 0xB3,
kadonotakashi 0:8fdf9a60065b 64 0x48, 0xA5, 0xB5, 0xD1, 0xD7, 0x5E, 0x92, 0x2A, 0xAC, 0x56,
kadonotakashi 0:8fdf9a60065b 65 0xAA, 0xC6, 0x4F, 0xB8, 0x38, 0xD2, 0x96, 0xA4, 0x7D, 0xB6,
kadonotakashi 0:8fdf9a60065b 66 0x76, 0xFC, 0x6B, 0xE2, 0x9C, 0x74, 0x04, 0xF1, 0x45, 0x9D,
kadonotakashi 0:8fdf9a60065b 67 0x70, 0x59, 0x64, 0x71, 0x87, 0x20, 0x86, 0x5B, 0xCF, 0x65,
kadonotakashi 0:8fdf9a60065b 68 0xE6, 0x2D, 0xA8, 0x02, 0x1B, 0x60, 0x25, 0xAD, 0xAE, 0xB0,
kadonotakashi 0:8fdf9a60065b 69 0xB9, 0xF6, 0x1C, 0x46, 0x61, 0x69, 0x34, 0x40, 0x7E, 0x0F,
kadonotakashi 0:8fdf9a60065b 70 0x55, 0x47, 0xA3, 0x23, 0xDD, 0x51, 0xAF, 0x3A, 0xC3, 0x5C,
kadonotakashi 0:8fdf9a60065b 71 0xF9, 0xCE, 0xBA, 0xC5, 0xEA, 0x26, 0x2C, 0x53, 0x0D, 0x6E,
kadonotakashi 0:8fdf9a60065b 72 0x85, 0x28, 0x84, 0x09, 0xD3, 0xDF, 0xCD, 0xF4, 0x41, 0x81,
kadonotakashi 0:8fdf9a60065b 73 0x4D, 0x52, 0x6A, 0xDC, 0x37, 0xC8, 0x6C, 0xC1, 0xAB, 0xFA,
kadonotakashi 0:8fdf9a60065b 74 0x24, 0xE1, 0x7B, 0x08, 0x0C, 0xBD, 0xB1, 0x4A, 0x78, 0x88,
kadonotakashi 0:8fdf9a60065b 75 0x95, 0x8B, 0xE3, 0x63, 0xE8, 0x6D, 0xE9, 0xCB, 0xD5, 0xFE,
kadonotakashi 0:8fdf9a60065b 76 0x3B, 0x00, 0x1D, 0x39, 0xF2, 0xEF, 0xB7, 0x0E, 0x66, 0x58,
kadonotakashi 0:8fdf9a60065b 77 0xD0, 0xE4, 0xA6, 0x77, 0x72, 0xF8, 0xEB, 0x75, 0x4B, 0x0A,
kadonotakashi 0:8fdf9a60065b 78 0x31, 0x44, 0x50, 0xB4, 0x8F, 0xED, 0x1F, 0x1A, 0xDB, 0x99,
kadonotakashi 0:8fdf9a60065b 79 0x8D, 0x33, 0x9F, 0x11, 0x83, 0x14
kadonotakashi 0:8fdf9a60065b 80 };
kadonotakashi 0:8fdf9a60065b 81
kadonotakashi 0:8fdf9a60065b 82 void mbedtls_md2_init( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 83 {
kadonotakashi 0:8fdf9a60065b 84 memset( ctx, 0, sizeof( mbedtls_md2_context ) );
kadonotakashi 0:8fdf9a60065b 85 }
kadonotakashi 0:8fdf9a60065b 86
kadonotakashi 0:8fdf9a60065b 87 void mbedtls_md2_free( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 88 {
kadonotakashi 0:8fdf9a60065b 89 if( ctx == NULL )
kadonotakashi 0:8fdf9a60065b 90 return;
kadonotakashi 0:8fdf9a60065b 91
kadonotakashi 0:8fdf9a60065b 92 mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md2_context ) );
kadonotakashi 0:8fdf9a60065b 93 }
kadonotakashi 0:8fdf9a60065b 94
kadonotakashi 0:8fdf9a60065b 95 void mbedtls_md2_clone( mbedtls_md2_context *dst,
kadonotakashi 0:8fdf9a60065b 96 const mbedtls_md2_context *src )
kadonotakashi 0:8fdf9a60065b 97 {
kadonotakashi 0:8fdf9a60065b 98 *dst = *src;
kadonotakashi 0:8fdf9a60065b 99 }
kadonotakashi 0:8fdf9a60065b 100
kadonotakashi 0:8fdf9a60065b 101 /*
kadonotakashi 0:8fdf9a60065b 102 * MD2 context setup
kadonotakashi 0:8fdf9a60065b 103 */
kadonotakashi 0:8fdf9a60065b 104 int mbedtls_md2_starts_ret( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 105 {
kadonotakashi 0:8fdf9a60065b 106 memset( ctx->cksum, 0, 16 );
kadonotakashi 0:8fdf9a60065b 107 memset( ctx->state, 0, 46 );
kadonotakashi 0:8fdf9a60065b 108 memset( ctx->buffer, 0, 16 );
kadonotakashi 0:8fdf9a60065b 109 ctx->left = 0;
kadonotakashi 0:8fdf9a60065b 110
kadonotakashi 0:8fdf9a60065b 111 return( 0 );
kadonotakashi 0:8fdf9a60065b 112 }
kadonotakashi 0:8fdf9a60065b 113
kadonotakashi 0:8fdf9a60065b 114 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
kadonotakashi 0:8fdf9a60065b 115 void mbedtls_md2_starts( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 116 {
kadonotakashi 0:8fdf9a60065b 117 mbedtls_md2_starts_ret( ctx );
kadonotakashi 0:8fdf9a60065b 118 }
kadonotakashi 0:8fdf9a60065b 119 #endif
kadonotakashi 0:8fdf9a60065b 120
kadonotakashi 0:8fdf9a60065b 121 #if !defined(MBEDTLS_MD2_PROCESS_ALT)
kadonotakashi 0:8fdf9a60065b 122 int mbedtls_internal_md2_process( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 123 {
kadonotakashi 0:8fdf9a60065b 124 int i, j;
kadonotakashi 0:8fdf9a60065b 125 unsigned char t = 0;
kadonotakashi 0:8fdf9a60065b 126
kadonotakashi 0:8fdf9a60065b 127 for( i = 0; i < 16; i++ )
kadonotakashi 0:8fdf9a60065b 128 {
kadonotakashi 0:8fdf9a60065b 129 ctx->state[i + 16] = ctx->buffer[i];
kadonotakashi 0:8fdf9a60065b 130 ctx->state[i + 32] =
kadonotakashi 0:8fdf9a60065b 131 (unsigned char)( ctx->buffer[i] ^ ctx->state[i]);
kadonotakashi 0:8fdf9a60065b 132 }
kadonotakashi 0:8fdf9a60065b 133
kadonotakashi 0:8fdf9a60065b 134 for( i = 0; i < 18; i++ )
kadonotakashi 0:8fdf9a60065b 135 {
kadonotakashi 0:8fdf9a60065b 136 for( j = 0; j < 48; j++ )
kadonotakashi 0:8fdf9a60065b 137 {
kadonotakashi 0:8fdf9a60065b 138 ctx->state[j] = (unsigned char)
kadonotakashi 0:8fdf9a60065b 139 ( ctx->state[j] ^ PI_SUBST[t] );
kadonotakashi 0:8fdf9a60065b 140 t = ctx->state[j];
kadonotakashi 0:8fdf9a60065b 141 }
kadonotakashi 0:8fdf9a60065b 142
kadonotakashi 0:8fdf9a60065b 143 t = (unsigned char)( t + i );
kadonotakashi 0:8fdf9a60065b 144 }
kadonotakashi 0:8fdf9a60065b 145
kadonotakashi 0:8fdf9a60065b 146 t = ctx->cksum[15];
kadonotakashi 0:8fdf9a60065b 147
kadonotakashi 0:8fdf9a60065b 148 for( i = 0; i < 16; i++ )
kadonotakashi 0:8fdf9a60065b 149 {
kadonotakashi 0:8fdf9a60065b 150 ctx->cksum[i] = (unsigned char)
kadonotakashi 0:8fdf9a60065b 151 ( ctx->cksum[i] ^ PI_SUBST[ctx->buffer[i] ^ t] );
kadonotakashi 0:8fdf9a60065b 152 t = ctx->cksum[i];
kadonotakashi 0:8fdf9a60065b 153 }
kadonotakashi 0:8fdf9a60065b 154
kadonotakashi 0:8fdf9a60065b 155 return( 0 );
kadonotakashi 0:8fdf9a60065b 156 }
kadonotakashi 0:8fdf9a60065b 157
kadonotakashi 0:8fdf9a60065b 158 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
kadonotakashi 0:8fdf9a60065b 159 void mbedtls_md2_process( mbedtls_md2_context *ctx )
kadonotakashi 0:8fdf9a60065b 160 {
kadonotakashi 0:8fdf9a60065b 161 mbedtls_internal_md2_process( ctx );
kadonotakashi 0:8fdf9a60065b 162 }
kadonotakashi 0:8fdf9a60065b 163 #endif
kadonotakashi 0:8fdf9a60065b 164 #endif /* !MBEDTLS_MD2_PROCESS_ALT */
kadonotakashi 0:8fdf9a60065b 165
kadonotakashi 0:8fdf9a60065b 166 /*
kadonotakashi 0:8fdf9a60065b 167 * MD2 process buffer
kadonotakashi 0:8fdf9a60065b 168 */
kadonotakashi 0:8fdf9a60065b 169 int mbedtls_md2_update_ret( mbedtls_md2_context *ctx,
kadonotakashi 0:8fdf9a60065b 170 const unsigned char *input,
kadonotakashi 0:8fdf9a60065b 171 size_t ilen )
kadonotakashi 0:8fdf9a60065b 172 {
kadonotakashi 0:8fdf9a60065b 173 int ret;
kadonotakashi 0:8fdf9a60065b 174 size_t fill;
kadonotakashi 0:8fdf9a60065b 175
kadonotakashi 0:8fdf9a60065b 176 while( ilen > 0 )
kadonotakashi 0:8fdf9a60065b 177 {
kadonotakashi 0:8fdf9a60065b 178 if( ilen > 16 - ctx->left )
kadonotakashi 0:8fdf9a60065b 179 fill = 16 - ctx->left;
kadonotakashi 0:8fdf9a60065b 180 else
kadonotakashi 0:8fdf9a60065b 181 fill = ilen;
kadonotakashi 0:8fdf9a60065b 182
kadonotakashi 0:8fdf9a60065b 183 memcpy( ctx->buffer + ctx->left, input, fill );
kadonotakashi 0:8fdf9a60065b 184
kadonotakashi 0:8fdf9a60065b 185 ctx->left += fill;
kadonotakashi 0:8fdf9a60065b 186 input += fill;
kadonotakashi 0:8fdf9a60065b 187 ilen -= fill;
kadonotakashi 0:8fdf9a60065b 188
kadonotakashi 0:8fdf9a60065b 189 if( ctx->left == 16 )
kadonotakashi 0:8fdf9a60065b 190 {
kadonotakashi 0:8fdf9a60065b 191 ctx->left = 0;
kadonotakashi 0:8fdf9a60065b 192 if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 193 return( ret );
kadonotakashi 0:8fdf9a60065b 194 }
kadonotakashi 0:8fdf9a60065b 195 }
kadonotakashi 0:8fdf9a60065b 196
kadonotakashi 0:8fdf9a60065b 197 return( 0 );
kadonotakashi 0:8fdf9a60065b 198 }
kadonotakashi 0:8fdf9a60065b 199
kadonotakashi 0:8fdf9a60065b 200 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
kadonotakashi 0:8fdf9a60065b 201 void mbedtls_md2_update( mbedtls_md2_context *ctx,
kadonotakashi 0:8fdf9a60065b 202 const unsigned char *input,
kadonotakashi 0:8fdf9a60065b 203 size_t ilen )
kadonotakashi 0:8fdf9a60065b 204 {
kadonotakashi 0:8fdf9a60065b 205 mbedtls_md2_update_ret( ctx, input, ilen );
kadonotakashi 0:8fdf9a60065b 206 }
kadonotakashi 0:8fdf9a60065b 207 #endif
kadonotakashi 0:8fdf9a60065b 208
kadonotakashi 0:8fdf9a60065b 209 /*
kadonotakashi 0:8fdf9a60065b 210 * MD2 final digest
kadonotakashi 0:8fdf9a60065b 211 */
kadonotakashi 0:8fdf9a60065b 212 int mbedtls_md2_finish_ret( mbedtls_md2_context *ctx,
kadonotakashi 0:8fdf9a60065b 213 unsigned char output[16] )
kadonotakashi 0:8fdf9a60065b 214 {
kadonotakashi 0:8fdf9a60065b 215 int ret;
kadonotakashi 0:8fdf9a60065b 216 size_t i;
kadonotakashi 0:8fdf9a60065b 217 unsigned char x;
kadonotakashi 0:8fdf9a60065b 218
kadonotakashi 0:8fdf9a60065b 219 x = (unsigned char)( 16 - ctx->left );
kadonotakashi 0:8fdf9a60065b 220
kadonotakashi 0:8fdf9a60065b 221 for( i = ctx->left; i < 16; i++ )
kadonotakashi 0:8fdf9a60065b 222 ctx->buffer[i] = x;
kadonotakashi 0:8fdf9a60065b 223
kadonotakashi 0:8fdf9a60065b 224 if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 225 return( ret );
kadonotakashi 0:8fdf9a60065b 226
kadonotakashi 0:8fdf9a60065b 227 memcpy( ctx->buffer, ctx->cksum, 16 );
kadonotakashi 0:8fdf9a60065b 228 if( ( ret = mbedtls_internal_md2_process( ctx ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 229 return( ret );
kadonotakashi 0:8fdf9a60065b 230
kadonotakashi 0:8fdf9a60065b 231 memcpy( output, ctx->state, 16 );
kadonotakashi 0:8fdf9a60065b 232
kadonotakashi 0:8fdf9a60065b 233 return( 0 );
kadonotakashi 0:8fdf9a60065b 234 }
kadonotakashi 0:8fdf9a60065b 235
kadonotakashi 0:8fdf9a60065b 236 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
kadonotakashi 0:8fdf9a60065b 237 void mbedtls_md2_finish( mbedtls_md2_context *ctx,
kadonotakashi 0:8fdf9a60065b 238 unsigned char output[16] )
kadonotakashi 0:8fdf9a60065b 239 {
kadonotakashi 0:8fdf9a60065b 240 mbedtls_md2_finish_ret( ctx, output );
kadonotakashi 0:8fdf9a60065b 241 }
kadonotakashi 0:8fdf9a60065b 242 #endif
kadonotakashi 0:8fdf9a60065b 243
kadonotakashi 0:8fdf9a60065b 244 #endif /* !MBEDTLS_MD2_ALT */
kadonotakashi 0:8fdf9a60065b 245
kadonotakashi 0:8fdf9a60065b 246 /*
kadonotakashi 0:8fdf9a60065b 247 * output = MD2( input buffer )
kadonotakashi 0:8fdf9a60065b 248 */
kadonotakashi 0:8fdf9a60065b 249 int mbedtls_md2_ret( const unsigned char *input,
kadonotakashi 0:8fdf9a60065b 250 size_t ilen,
kadonotakashi 0:8fdf9a60065b 251 unsigned char output[16] )
kadonotakashi 0:8fdf9a60065b 252 {
kadonotakashi 0:8fdf9a60065b 253 int ret;
kadonotakashi 0:8fdf9a60065b 254 mbedtls_md2_context ctx;
kadonotakashi 0:8fdf9a60065b 255
kadonotakashi 0:8fdf9a60065b 256 mbedtls_md2_init( &ctx );
kadonotakashi 0:8fdf9a60065b 257
kadonotakashi 0:8fdf9a60065b 258 if( ( ret = mbedtls_md2_starts_ret( &ctx ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 259 goto exit;
kadonotakashi 0:8fdf9a60065b 260
kadonotakashi 0:8fdf9a60065b 261 if( ( ret = mbedtls_md2_update_ret( &ctx, input, ilen ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 262 goto exit;
kadonotakashi 0:8fdf9a60065b 263
kadonotakashi 0:8fdf9a60065b 264 if( ( ret = mbedtls_md2_finish_ret( &ctx, output ) ) != 0 )
kadonotakashi 0:8fdf9a60065b 265 goto exit;
kadonotakashi 0:8fdf9a60065b 266
kadonotakashi 0:8fdf9a60065b 267 exit:
kadonotakashi 0:8fdf9a60065b 268 mbedtls_md2_free( &ctx );
kadonotakashi 0:8fdf9a60065b 269
kadonotakashi 0:8fdf9a60065b 270 return( ret );
kadonotakashi 0:8fdf9a60065b 271 }
kadonotakashi 0:8fdf9a60065b 272
kadonotakashi 0:8fdf9a60065b 273 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
kadonotakashi 0:8fdf9a60065b 274 void mbedtls_md2( const unsigned char *input,
kadonotakashi 0:8fdf9a60065b 275 size_t ilen,
kadonotakashi 0:8fdf9a60065b 276 unsigned char output[16] )
kadonotakashi 0:8fdf9a60065b 277 {
kadonotakashi 0:8fdf9a60065b 278 mbedtls_md2_ret( input, ilen, output );
kadonotakashi 0:8fdf9a60065b 279 }
kadonotakashi 0:8fdf9a60065b 280 #endif
kadonotakashi 0:8fdf9a60065b 281
kadonotakashi 0:8fdf9a60065b 282 #if defined(MBEDTLS_SELF_TEST)
kadonotakashi 0:8fdf9a60065b 283
kadonotakashi 0:8fdf9a60065b 284 /*
kadonotakashi 0:8fdf9a60065b 285 * RFC 1319 test vectors
kadonotakashi 0:8fdf9a60065b 286 */
kadonotakashi 0:8fdf9a60065b 287 static const unsigned char md2_test_str[7][81] =
kadonotakashi 0:8fdf9a60065b 288 {
kadonotakashi 0:8fdf9a60065b 289 { "" },
kadonotakashi 0:8fdf9a60065b 290 { "a" },
kadonotakashi 0:8fdf9a60065b 291 { "abc" },
kadonotakashi 0:8fdf9a60065b 292 { "message digest" },
kadonotakashi 0:8fdf9a60065b 293 { "abcdefghijklmnopqrstuvwxyz" },
kadonotakashi 0:8fdf9a60065b 294 { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" },
kadonotakashi 0:8fdf9a60065b 295 { "12345678901234567890123456789012345678901234567890123456789012"
kadonotakashi 0:8fdf9a60065b 296 "345678901234567890" }
kadonotakashi 0:8fdf9a60065b 297 };
kadonotakashi 0:8fdf9a60065b 298
kadonotakashi 0:8fdf9a60065b 299 static const size_t md2_test_strlen[7] =
kadonotakashi 0:8fdf9a60065b 300 {
kadonotakashi 0:8fdf9a60065b 301 0, 1, 3, 14, 26, 62, 80
kadonotakashi 0:8fdf9a60065b 302 };
kadonotakashi 0:8fdf9a60065b 303
kadonotakashi 0:8fdf9a60065b 304 static const unsigned char md2_test_sum[7][16] =
kadonotakashi 0:8fdf9a60065b 305 {
kadonotakashi 0:8fdf9a60065b 306 { 0x83, 0x50, 0xE5, 0xA3, 0xE2, 0x4C, 0x15, 0x3D,
kadonotakashi 0:8fdf9a60065b 307 0xF2, 0x27, 0x5C, 0x9F, 0x80, 0x69, 0x27, 0x73 },
kadonotakashi 0:8fdf9a60065b 308 { 0x32, 0xEC, 0x01, 0xEC, 0x4A, 0x6D, 0xAC, 0x72,
kadonotakashi 0:8fdf9a60065b 309 0xC0, 0xAB, 0x96, 0xFB, 0x34, 0xC0, 0xB5, 0xD1 },
kadonotakashi 0:8fdf9a60065b 310 { 0xDA, 0x85, 0x3B, 0x0D, 0x3F, 0x88, 0xD9, 0x9B,
kadonotakashi 0:8fdf9a60065b 311 0x30, 0x28, 0x3A, 0x69, 0xE6, 0xDE, 0xD6, 0xBB },
kadonotakashi 0:8fdf9a60065b 312 { 0xAB, 0x4F, 0x49, 0x6B, 0xFB, 0x2A, 0x53, 0x0B,
kadonotakashi 0:8fdf9a60065b 313 0x21, 0x9F, 0xF3, 0x30, 0x31, 0xFE, 0x06, 0xB0 },
kadonotakashi 0:8fdf9a60065b 314 { 0x4E, 0x8D, 0xDF, 0xF3, 0x65, 0x02, 0x92, 0xAB,
kadonotakashi 0:8fdf9a60065b 315 0x5A, 0x41, 0x08, 0xC3, 0xAA, 0x47, 0x94, 0x0B },
kadonotakashi 0:8fdf9a60065b 316 { 0xDA, 0x33, 0xDE, 0xF2, 0xA4, 0x2D, 0xF1, 0x39,
kadonotakashi 0:8fdf9a60065b 317 0x75, 0x35, 0x28, 0x46, 0xC3, 0x03, 0x38, 0xCD },
kadonotakashi 0:8fdf9a60065b 318 { 0xD5, 0x97, 0x6F, 0x79, 0xD8, 0x3D, 0x3A, 0x0D,
kadonotakashi 0:8fdf9a60065b 319 0xC9, 0x80, 0x6C, 0x3C, 0x66, 0xF3, 0xEF, 0xD8 }
kadonotakashi 0:8fdf9a60065b 320 };
kadonotakashi 0:8fdf9a60065b 321
kadonotakashi 0:8fdf9a60065b 322 /*
kadonotakashi 0:8fdf9a60065b 323 * Checkup routine
kadonotakashi 0:8fdf9a60065b 324 */
kadonotakashi 0:8fdf9a60065b 325 int mbedtls_md2_self_test( int verbose )
kadonotakashi 0:8fdf9a60065b 326 {
kadonotakashi 0:8fdf9a60065b 327 int i, ret = 0;
kadonotakashi 0:8fdf9a60065b 328 unsigned char md2sum[16];
kadonotakashi 0:8fdf9a60065b 329
kadonotakashi 0:8fdf9a60065b 330 for( i = 0; i < 7; i++ )
kadonotakashi 0:8fdf9a60065b 331 {
kadonotakashi 0:8fdf9a60065b 332 if( verbose != 0 )
kadonotakashi 0:8fdf9a60065b 333 mbedtls_printf( " MD2 test #%d: ", i + 1 );
kadonotakashi 0:8fdf9a60065b 334
kadonotakashi 0:8fdf9a60065b 335 ret = mbedtls_md2_ret( md2_test_str[i], md2_test_strlen[i], md2sum );
kadonotakashi 0:8fdf9a60065b 336 if( ret != 0 )
kadonotakashi 0:8fdf9a60065b 337 goto fail;
kadonotakashi 0:8fdf9a60065b 338
kadonotakashi 0:8fdf9a60065b 339 if( memcmp( md2sum, md2_test_sum[i], 16 ) != 0 )
kadonotakashi 0:8fdf9a60065b 340 {
kadonotakashi 0:8fdf9a60065b 341 ret = 1;
kadonotakashi 0:8fdf9a60065b 342 goto fail;
kadonotakashi 0:8fdf9a60065b 343 }
kadonotakashi 0:8fdf9a60065b 344
kadonotakashi 0:8fdf9a60065b 345 if( verbose != 0 )
kadonotakashi 0:8fdf9a60065b 346 mbedtls_printf( "passed\n" );
kadonotakashi 0:8fdf9a60065b 347 }
kadonotakashi 0:8fdf9a60065b 348
kadonotakashi 0:8fdf9a60065b 349 if( verbose != 0 )
kadonotakashi 0:8fdf9a60065b 350 mbedtls_printf( "\n" );
kadonotakashi 0:8fdf9a60065b 351
kadonotakashi 0:8fdf9a60065b 352 return( 0 );
kadonotakashi 0:8fdf9a60065b 353
kadonotakashi 0:8fdf9a60065b 354 fail:
kadonotakashi 0:8fdf9a60065b 355 if( verbose != 0 )
kadonotakashi 0:8fdf9a60065b 356 mbedtls_printf( "failed\n" );
kadonotakashi 0:8fdf9a60065b 357
kadonotakashi 0:8fdf9a60065b 358 return( ret );
kadonotakashi 0:8fdf9a60065b 359 }
kadonotakashi 0:8fdf9a60065b 360
kadonotakashi 0:8fdf9a60065b 361 #endif /* MBEDTLS_SELF_TEST */
kadonotakashi 0:8fdf9a60065b 362
kadonotakashi 0:8fdf9a60065b 363 #endif /* MBEDTLS_MD2_C */