Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 1 | /* |
| 2 | * RFC 1321 compliant MD5 implementation |
| 3 | * |
Manuel Pégourié-Gonnard | 6fb8187 | 2015-07-27 11:11:48 +0200 | [diff] [blame] | 4 | * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved |
Manuel Pégourié-Gonnard | 37ff140 | 2015-09-04 14:21:07 +0200 | [diff] [blame] | 5 | * SPDX-License-Identifier: Apache-2.0 |
| 6 | * |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); you may |
| 8 | * not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 15 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
Paul Bakker | b96f154 | 2010-07-18 20:36:00 +0000 | [diff] [blame] | 18 | * |
Manuel Pégourié-Gonnard | fe44643 | 2015-03-06 13:17:10 +0000 | [diff] [blame] | 19 | * This file is part of mbed TLS (https://tls.mbed.org) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 20 | */ |
| 21 | /* |
| 22 | * The MD5 algorithm was designed by Ron Rivest in 1991. |
| 23 | * |
| 24 | * http://www.ietf.org/rfc/rfc1321.txt |
| 25 | */ |
| 26 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 27 | #if !defined(MBEDTLS_CONFIG_FILE) |
Manuel Pégourié-Gonnard | 7f80997 | 2015-03-09 17:05:11 +0000 | [diff] [blame] | 28 | #include "mbedtls/config.h" |
Manuel Pégourié-Gonnard | cef4ad2 | 2014-04-29 12:39:06 +0200 | [diff] [blame] | 29 | #else |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 30 | #include MBEDTLS_CONFIG_FILE |
Manuel Pégourié-Gonnard | cef4ad2 | 2014-04-29 12:39:06 +0200 | [diff] [blame] | 31 | #endif |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 32 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 33 | #if defined(MBEDTLS_MD5_C) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 34 | |
Manuel Pégourié-Gonnard | 7f80997 | 2015-03-09 17:05:11 +0000 | [diff] [blame] | 35 | #include "mbedtls/md5.h" |
Andres Amaya Garcia | 1f6301b | 2018-04-17 09:51:09 -0500 | [diff] [blame] | 36 | #include "mbedtls/platform_util.h" |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 37 | |
Rich Evans | 00ab470 | 2015-02-06 13:43:58 +0000 | [diff] [blame] | 38 | #include <string.h> |
| 39 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 40 | #if defined(MBEDTLS_SELF_TEST) |
| 41 | #if defined(MBEDTLS_PLATFORM_C) |
Manuel Pégourié-Gonnard | 7f80997 | 2015-03-09 17:05:11 +0000 | [diff] [blame] | 42 | #include "mbedtls/platform.h" |
Paul Bakker | 7dc4c44 | 2014-02-01 22:50:26 +0100 | [diff] [blame] | 43 | #else |
Rich Evans | 00ab470 | 2015-02-06 13:43:58 +0000 | [diff] [blame] | 44 | #include <stdio.h> |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 45 | #define mbedtls_printf printf |
| 46 | #endif /* MBEDTLS_PLATFORM_C */ |
| 47 | #endif /* MBEDTLS_SELF_TEST */ |
Paul Bakker | 7dc4c44 | 2014-02-01 22:50:26 +0100 | [diff] [blame] | 48 | |
Manuel Pégourié-Gonnard | 8b2641d | 2015-08-27 20:03:46 +0200 | [diff] [blame] | 49 | #if !defined(MBEDTLS_MD5_ALT) |
| 50 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 51 | /* |
| 52 | * 32-bit integer manipulation macros (little endian) |
| 53 | */ |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 54 | #ifndef GET_UINT32_LE |
| 55 | #define GET_UINT32_LE(n,b,i) \ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 56 | { \ |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 57 | (n) = ( (uint32_t) (b)[(i) ] ) \ |
| 58 | | ( (uint32_t) (b)[(i) + 1] << 8 ) \ |
| 59 | | ( (uint32_t) (b)[(i) + 2] << 16 ) \ |
| 60 | | ( (uint32_t) (b)[(i) + 3] << 24 ); \ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 61 | } |
| 62 | #endif |
| 63 | |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 64 | #ifndef PUT_UINT32_LE |
Manuel Pégourié-Gonnard | ceedb82 | 2015-01-23 15:02:43 +0000 | [diff] [blame] | 65 | #define PUT_UINT32_LE(n,b,i) \ |
| 66 | { \ |
| 67 | (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \ |
| 68 | (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \ |
| 69 | (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \ |
| 70 | (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 71 | } |
| 72 | #endif |
| 73 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 74 | void mbedtls_md5_init( mbedtls_md5_context *ctx ) |
Paul Bakker | 5b4af39 | 2014-06-26 12:09:34 +0200 | [diff] [blame] | 75 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 76 | memset( ctx, 0, sizeof( mbedtls_md5_context ) ); |
Paul Bakker | 5b4af39 | 2014-06-26 12:09:34 +0200 | [diff] [blame] | 77 | } |
| 78 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 79 | void mbedtls_md5_free( mbedtls_md5_context *ctx ) |
Paul Bakker | 5b4af39 | 2014-06-26 12:09:34 +0200 | [diff] [blame] | 80 | { |
| 81 | if( ctx == NULL ) |
| 82 | return; |
| 83 | |
Andres Amaya Garcia | 1f6301b | 2018-04-17 09:51:09 -0500 | [diff] [blame] | 84 | mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md5_context ) ); |
Paul Bakker | 5b4af39 | 2014-06-26 12:09:34 +0200 | [diff] [blame] | 85 | } |
| 86 | |
Manuel Pégourié-Gonnard | 16d412f | 2015-07-06 15:26:26 +0200 | [diff] [blame] | 87 | void mbedtls_md5_clone( mbedtls_md5_context *dst, |
| 88 | const mbedtls_md5_context *src ) |
| 89 | { |
| 90 | *dst = *src; |
| 91 | } |
| 92 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 93 | /* |
| 94 | * MD5 context setup |
| 95 | */ |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 96 | int mbedtls_md5_starts_ret( mbedtls_md5_context *ctx ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 97 | { |
| 98 | ctx->total[0] = 0; |
| 99 | ctx->total[1] = 0; |
| 100 | |
| 101 | ctx->state[0] = 0x67452301; |
| 102 | ctx->state[1] = 0xEFCDAB89; |
| 103 | ctx->state[2] = 0x98BADCFE; |
| 104 | ctx->state[3] = 0x10325476; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 105 | |
| 106 | return( 0 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 107 | } |
| 108 | |
Jaeden Amero | 041039f | 2018-02-19 15:28:08 +0000 | [diff] [blame] | 109 | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
| 110 | void mbedtls_md5_starts( mbedtls_md5_context *ctx ) |
| 111 | { |
| 112 | mbedtls_md5_starts_ret( ctx ); |
| 113 | } |
| 114 | #endif |
| 115 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 116 | #if !defined(MBEDTLS_MD5_PROCESS_ALT) |
Andres Amaya Garcia | cccfe08 | 2017-06-28 10:36:39 +0100 | [diff] [blame] | 117 | int mbedtls_internal_md5_process( mbedtls_md5_context *ctx, |
| 118 | const unsigned char data[64] ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 119 | { |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 120 | uint32_t X[16], A, B, C, D; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 121 | |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 122 | GET_UINT32_LE( X[ 0], data, 0 ); |
| 123 | GET_UINT32_LE( X[ 1], data, 4 ); |
| 124 | GET_UINT32_LE( X[ 2], data, 8 ); |
| 125 | GET_UINT32_LE( X[ 3], data, 12 ); |
| 126 | GET_UINT32_LE( X[ 4], data, 16 ); |
| 127 | GET_UINT32_LE( X[ 5], data, 20 ); |
| 128 | GET_UINT32_LE( X[ 6], data, 24 ); |
| 129 | GET_UINT32_LE( X[ 7], data, 28 ); |
| 130 | GET_UINT32_LE( X[ 8], data, 32 ); |
| 131 | GET_UINT32_LE( X[ 9], data, 36 ); |
| 132 | GET_UINT32_LE( X[10], data, 40 ); |
| 133 | GET_UINT32_LE( X[11], data, 44 ); |
| 134 | GET_UINT32_LE( X[12], data, 48 ); |
| 135 | GET_UINT32_LE( X[13], data, 52 ); |
| 136 | GET_UINT32_LE( X[14], data, 56 ); |
| 137 | GET_UINT32_LE( X[15], data, 60 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 138 | |
| 139 | #define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) |
| 140 | |
| 141 | #define P(a,b,c,d,k,s,t) \ |
| 142 | { \ |
| 143 | a += F(b,c,d) + X[k] + t; a = S(a,s) + b; \ |
| 144 | } |
| 145 | |
| 146 | A = ctx->state[0]; |
| 147 | B = ctx->state[1]; |
| 148 | C = ctx->state[2]; |
| 149 | D = ctx->state[3]; |
| 150 | |
| 151 | #define F(x,y,z) (z ^ (x & (y ^ z))) |
| 152 | |
| 153 | P( A, B, C, D, 0, 7, 0xD76AA478 ); |
| 154 | P( D, A, B, C, 1, 12, 0xE8C7B756 ); |
| 155 | P( C, D, A, B, 2, 17, 0x242070DB ); |
| 156 | P( B, C, D, A, 3, 22, 0xC1BDCEEE ); |
| 157 | P( A, B, C, D, 4, 7, 0xF57C0FAF ); |
| 158 | P( D, A, B, C, 5, 12, 0x4787C62A ); |
| 159 | P( C, D, A, B, 6, 17, 0xA8304613 ); |
| 160 | P( B, C, D, A, 7, 22, 0xFD469501 ); |
| 161 | P( A, B, C, D, 8, 7, 0x698098D8 ); |
| 162 | P( D, A, B, C, 9, 12, 0x8B44F7AF ); |
| 163 | P( C, D, A, B, 10, 17, 0xFFFF5BB1 ); |
| 164 | P( B, C, D, A, 11, 22, 0x895CD7BE ); |
| 165 | P( A, B, C, D, 12, 7, 0x6B901122 ); |
| 166 | P( D, A, B, C, 13, 12, 0xFD987193 ); |
| 167 | P( C, D, A, B, 14, 17, 0xA679438E ); |
| 168 | P( B, C, D, A, 15, 22, 0x49B40821 ); |
| 169 | |
| 170 | #undef F |
| 171 | |
| 172 | #define F(x,y,z) (y ^ (z & (x ^ y))) |
| 173 | |
| 174 | P( A, B, C, D, 1, 5, 0xF61E2562 ); |
| 175 | P( D, A, B, C, 6, 9, 0xC040B340 ); |
| 176 | P( C, D, A, B, 11, 14, 0x265E5A51 ); |
| 177 | P( B, C, D, A, 0, 20, 0xE9B6C7AA ); |
| 178 | P( A, B, C, D, 5, 5, 0xD62F105D ); |
| 179 | P( D, A, B, C, 10, 9, 0x02441453 ); |
| 180 | P( C, D, A, B, 15, 14, 0xD8A1E681 ); |
| 181 | P( B, C, D, A, 4, 20, 0xE7D3FBC8 ); |
| 182 | P( A, B, C, D, 9, 5, 0x21E1CDE6 ); |
| 183 | P( D, A, B, C, 14, 9, 0xC33707D6 ); |
| 184 | P( C, D, A, B, 3, 14, 0xF4D50D87 ); |
| 185 | P( B, C, D, A, 8, 20, 0x455A14ED ); |
| 186 | P( A, B, C, D, 13, 5, 0xA9E3E905 ); |
| 187 | P( D, A, B, C, 2, 9, 0xFCEFA3F8 ); |
| 188 | P( C, D, A, B, 7, 14, 0x676F02D9 ); |
| 189 | P( B, C, D, A, 12, 20, 0x8D2A4C8A ); |
| 190 | |
| 191 | #undef F |
Paul Bakker | 9af723c | 2014-05-01 13:03:14 +0200 | [diff] [blame] | 192 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 193 | #define F(x,y,z) (x ^ y ^ z) |
| 194 | |
| 195 | P( A, B, C, D, 5, 4, 0xFFFA3942 ); |
| 196 | P( D, A, B, C, 8, 11, 0x8771F681 ); |
| 197 | P( C, D, A, B, 11, 16, 0x6D9D6122 ); |
| 198 | P( B, C, D, A, 14, 23, 0xFDE5380C ); |
| 199 | P( A, B, C, D, 1, 4, 0xA4BEEA44 ); |
| 200 | P( D, A, B, C, 4, 11, 0x4BDECFA9 ); |
| 201 | P( C, D, A, B, 7, 16, 0xF6BB4B60 ); |
| 202 | P( B, C, D, A, 10, 23, 0xBEBFBC70 ); |
| 203 | P( A, B, C, D, 13, 4, 0x289B7EC6 ); |
| 204 | P( D, A, B, C, 0, 11, 0xEAA127FA ); |
| 205 | P( C, D, A, B, 3, 16, 0xD4EF3085 ); |
| 206 | P( B, C, D, A, 6, 23, 0x04881D05 ); |
| 207 | P( A, B, C, D, 9, 4, 0xD9D4D039 ); |
| 208 | P( D, A, B, C, 12, 11, 0xE6DB99E5 ); |
| 209 | P( C, D, A, B, 15, 16, 0x1FA27CF8 ); |
| 210 | P( B, C, D, A, 2, 23, 0xC4AC5665 ); |
| 211 | |
| 212 | #undef F |
| 213 | |
| 214 | #define F(x,y,z) (y ^ (x | ~z)) |
| 215 | |
| 216 | P( A, B, C, D, 0, 6, 0xF4292244 ); |
| 217 | P( D, A, B, C, 7, 10, 0x432AFF97 ); |
| 218 | P( C, D, A, B, 14, 15, 0xAB9423A7 ); |
| 219 | P( B, C, D, A, 5, 21, 0xFC93A039 ); |
| 220 | P( A, B, C, D, 12, 6, 0x655B59C3 ); |
| 221 | P( D, A, B, C, 3, 10, 0x8F0CCC92 ); |
| 222 | P( C, D, A, B, 10, 15, 0xFFEFF47D ); |
| 223 | P( B, C, D, A, 1, 21, 0x85845DD1 ); |
| 224 | P( A, B, C, D, 8, 6, 0x6FA87E4F ); |
| 225 | P( D, A, B, C, 15, 10, 0xFE2CE6E0 ); |
| 226 | P( C, D, A, B, 6, 15, 0xA3014314 ); |
| 227 | P( B, C, D, A, 13, 21, 0x4E0811A1 ); |
| 228 | P( A, B, C, D, 4, 6, 0xF7537E82 ); |
| 229 | P( D, A, B, C, 11, 10, 0xBD3AF235 ); |
| 230 | P( C, D, A, B, 2, 15, 0x2AD7D2BB ); |
| 231 | P( B, C, D, A, 9, 21, 0xEB86D391 ); |
| 232 | |
| 233 | #undef F |
| 234 | |
| 235 | ctx->state[0] += A; |
| 236 | ctx->state[1] += B; |
| 237 | ctx->state[2] += C; |
| 238 | ctx->state[3] += D; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 239 | |
| 240 | return( 0 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 241 | } |
Jaeden Amero | 041039f | 2018-02-19 15:28:08 +0000 | [diff] [blame] | 242 | |
| 243 | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
| 244 | void mbedtls_md5_process( mbedtls_md5_context *ctx, |
| 245 | const unsigned char data[64] ) |
| 246 | { |
| 247 | mbedtls_internal_md5_process( ctx, data ); |
| 248 | } |
| 249 | #endif |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 250 | #endif /* !MBEDTLS_MD5_PROCESS_ALT */ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 251 | |
| 252 | /* |
| 253 | * MD5 process buffer |
| 254 | */ |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 255 | int mbedtls_md5_update_ret( mbedtls_md5_context *ctx, |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 256 | const unsigned char *input, |
| 257 | size_t ilen ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 258 | { |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 259 | int ret; |
Paul Bakker | 23986e5 | 2011-04-24 08:57:21 +0000 | [diff] [blame] | 260 | size_t fill; |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 261 | uint32_t left; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 262 | |
Brian White | 12895d1 | 2014-04-11 11:29:42 -0400 | [diff] [blame] | 263 | if( ilen == 0 ) |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 264 | return( 0 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 265 | |
| 266 | left = ctx->total[0] & 0x3F; |
| 267 | fill = 64 - left; |
| 268 | |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 269 | ctx->total[0] += (uint32_t) ilen; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 270 | ctx->total[0] &= 0xFFFFFFFF; |
| 271 | |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 272 | if( ctx->total[0] < (uint32_t) ilen ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 273 | ctx->total[1]++; |
| 274 | |
| 275 | if( left && ilen >= fill ) |
| 276 | { |
Paul Bakker | 3c2122f | 2013-06-24 19:03:14 +0200 | [diff] [blame] | 277 | memcpy( (void *) (ctx->buffer + left), input, fill ); |
Andres Amaya Garcia | cccfe08 | 2017-06-28 10:36:39 +0100 | [diff] [blame] | 278 | if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 ) |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 279 | return( ret ); |
| 280 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 281 | input += fill; |
| 282 | ilen -= fill; |
| 283 | left = 0; |
| 284 | } |
| 285 | |
| 286 | while( ilen >= 64 ) |
| 287 | { |
Andres Amaya Garcia | cccfe08 | 2017-06-28 10:36:39 +0100 | [diff] [blame] | 288 | if( ( ret = mbedtls_internal_md5_process( ctx, input ) ) != 0 ) |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 289 | return( ret ); |
| 290 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 291 | input += 64; |
| 292 | ilen -= 64; |
| 293 | } |
| 294 | |
| 295 | if( ilen > 0 ) |
| 296 | { |
Paul Bakker | 3c2122f | 2013-06-24 19:03:14 +0200 | [diff] [blame] | 297 | memcpy( (void *) (ctx->buffer + left), input, ilen ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 298 | } |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 299 | |
| 300 | return( 0 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 301 | } |
| 302 | |
Jaeden Amero | 041039f | 2018-02-19 15:28:08 +0000 | [diff] [blame] | 303 | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
| 304 | void mbedtls_md5_update( mbedtls_md5_context *ctx, |
| 305 | const unsigned char *input, |
| 306 | size_t ilen ) |
| 307 | { |
| 308 | mbedtls_md5_update_ret( ctx, input, ilen ); |
| 309 | } |
| 310 | #endif |
| 311 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 312 | /* |
| 313 | * MD5 final digest |
| 314 | */ |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 315 | int mbedtls_md5_finish_ret( mbedtls_md5_context *ctx, |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 316 | unsigned char output[16] ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 317 | { |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 318 | int ret; |
Manuel Pégourié-Gonnard | 1cc1fb0 | 2018-06-28 12:10:27 +0200 | [diff] [blame] | 319 | uint32_t used; |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 320 | uint32_t high, low; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 321 | |
Manuel Pégourié-Gonnard | 1cc1fb0 | 2018-06-28 12:10:27 +0200 | [diff] [blame] | 322 | /* |
| 323 | * Add padding: 0x80 then 0x00 until 8 bytes remain for the length |
| 324 | */ |
| 325 | used = ctx->total[0] & 0x3F; |
| 326 | |
| 327 | ctx->buffer[used++] = 0x80; |
| 328 | |
| 329 | if( used <= 56 ) |
| 330 | { |
| 331 | /* Enough room for padding + length in current block */ |
| 332 | memset( ctx->buffer + used, 0, 56 - used ); |
| 333 | } |
| 334 | else |
| 335 | { |
| 336 | /* We'll need an extra block */ |
| 337 | memset( ctx->buffer + used, 0, 64 - used ); |
| 338 | |
| 339 | if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 ) |
| 340 | return( ret ); |
| 341 | |
| 342 | memset( ctx->buffer, 0, 56 ); |
| 343 | } |
| 344 | |
| 345 | /* |
| 346 | * Add message length |
| 347 | */ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 348 | high = ( ctx->total[0] >> 29 ) |
| 349 | | ( ctx->total[1] << 3 ); |
| 350 | low = ( ctx->total[0] << 3 ); |
| 351 | |
Manuel Pégourié-Gonnard | 1cc1fb0 | 2018-06-28 12:10:27 +0200 | [diff] [blame] | 352 | PUT_UINT32_LE( low, ctx->buffer, 56 ); |
| 353 | PUT_UINT32_LE( high, ctx->buffer, 60 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 354 | |
Manuel Pégourié-Gonnard | 1cc1fb0 | 2018-06-28 12:10:27 +0200 | [diff] [blame] | 355 | if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 ) |
| 356 | return( ret ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 357 | |
Manuel Pégourié-Gonnard | 1cc1fb0 | 2018-06-28 12:10:27 +0200 | [diff] [blame] | 358 | /* |
| 359 | * Output final state |
| 360 | */ |
Paul Bakker | 5c2364c | 2012-10-01 14:41:15 +0000 | [diff] [blame] | 361 | PUT_UINT32_LE( ctx->state[0], output, 0 ); |
| 362 | PUT_UINT32_LE( ctx->state[1], output, 4 ); |
| 363 | PUT_UINT32_LE( ctx->state[2], output, 8 ); |
| 364 | PUT_UINT32_LE( ctx->state[3], output, 12 ); |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 365 | |
| 366 | return( 0 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 367 | } |
| 368 | |
Jaeden Amero | 041039f | 2018-02-19 15:28:08 +0000 | [diff] [blame] | 369 | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
| 370 | void mbedtls_md5_finish( mbedtls_md5_context *ctx, |
| 371 | unsigned char output[16] ) |
| 372 | { |
| 373 | mbedtls_md5_finish_ret( ctx, output ); |
| 374 | } |
| 375 | #endif |
| 376 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 377 | #endif /* !MBEDTLS_MD5_ALT */ |
Paul Bakker | 90995b5 | 2013-06-24 19:20:35 +0200 | [diff] [blame] | 378 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 379 | /* |
| 380 | * output = MD5( input buffer ) |
| 381 | */ |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 382 | int mbedtls_md5_ret( const unsigned char *input, |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 383 | size_t ilen, |
| 384 | unsigned char output[16] ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 385 | { |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 386 | int ret; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 387 | mbedtls_md5_context ctx; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 388 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 389 | mbedtls_md5_init( &ctx ); |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 390 | |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 391 | if( ( ret = mbedtls_md5_starts_ret( &ctx ) ) != 0 ) |
Andres Amaya Garcia | 0963e6c | 2017-07-20 14:34:08 +0100 | [diff] [blame] | 392 | goto exit; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 393 | |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 394 | if( ( ret = mbedtls_md5_update_ret( &ctx, input, ilen ) ) != 0 ) |
Andres Amaya Garcia | 0963e6c | 2017-07-20 14:34:08 +0100 | [diff] [blame] | 395 | goto exit; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 396 | |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 397 | if( ( ret = mbedtls_md5_finish_ret( &ctx, output ) ) != 0 ) |
Andres Amaya Garcia | 0963e6c | 2017-07-20 14:34:08 +0100 | [diff] [blame] | 398 | goto exit; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 399 | |
Andres Amaya Garcia | 0963e6c | 2017-07-20 14:34:08 +0100 | [diff] [blame] | 400 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 401 | mbedtls_md5_free( &ctx ); |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 402 | |
Andres Amaya Garcia | 0963e6c | 2017-07-20 14:34:08 +0100 | [diff] [blame] | 403 | return( ret ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 404 | } |
| 405 | |
Jaeden Amero | 041039f | 2018-02-19 15:28:08 +0000 | [diff] [blame] | 406 | #if !defined(MBEDTLS_DEPRECATED_REMOVED) |
| 407 | void mbedtls_md5( const unsigned char *input, |
| 408 | size_t ilen, |
| 409 | unsigned char output[16] ) |
| 410 | { |
| 411 | mbedtls_md5_ret( input, ilen, output ); |
| 412 | } |
| 413 | #endif |
| 414 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 415 | #if defined(MBEDTLS_SELF_TEST) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 416 | /* |
| 417 | * RFC 1321 test vectors |
| 418 | */ |
Manuel Pégourié-Gonnard | 28122e4 | 2015-03-11 09:13:42 +0000 | [diff] [blame] | 419 | static const unsigned char md5_test_buf[7][81] = |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 420 | { |
Paul Bakker | 9af723c | 2014-05-01 13:03:14 +0200 | [diff] [blame] | 421 | { "" }, |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 422 | { "a" }, |
| 423 | { "abc" }, |
| 424 | { "message digest" }, |
| 425 | { "abcdefghijklmnopqrstuvwxyz" }, |
| 426 | { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" }, |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 427 | { "12345678901234567890123456789012345678901234567890123456789012" |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 428 | "345678901234567890" } |
| 429 | }; |
| 430 | |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 431 | static const size_t md5_test_buflen[7] = |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 432 | { |
| 433 | 0, 1, 3, 14, 26, 62, 80 |
| 434 | }; |
| 435 | |
| 436 | static const unsigned char md5_test_sum[7][16] = |
| 437 | { |
| 438 | { 0xD4, 0x1D, 0x8C, 0xD9, 0x8F, 0x00, 0xB2, 0x04, |
| 439 | 0xE9, 0x80, 0x09, 0x98, 0xEC, 0xF8, 0x42, 0x7E }, |
| 440 | { 0x0C, 0xC1, 0x75, 0xB9, 0xC0, 0xF1, 0xB6, 0xA8, |
| 441 | 0x31, 0xC3, 0x99, 0xE2, 0x69, 0x77, 0x26, 0x61 }, |
| 442 | { 0x90, 0x01, 0x50, 0x98, 0x3C, 0xD2, 0x4F, 0xB0, |
| 443 | 0xD6, 0x96, 0x3F, 0x7D, 0x28, 0xE1, 0x7F, 0x72 }, |
| 444 | { 0xF9, 0x6B, 0x69, 0x7D, 0x7C, 0xB7, 0x93, 0x8D, |
| 445 | 0x52, 0x5A, 0x2F, 0x31, 0xAA, 0xF1, 0x61, 0xD0 }, |
| 446 | { 0xC3, 0xFC, 0xD3, 0xD7, 0x61, 0x92, 0xE4, 0x00, |
| 447 | 0x7D, 0xFB, 0x49, 0x6C, 0xCA, 0x67, 0xE1, 0x3B }, |
| 448 | { 0xD1, 0x74, 0xAB, 0x98, 0xD2, 0x77, 0xD9, 0xF5, |
| 449 | 0xA5, 0x61, 0x1C, 0x2C, 0x9F, 0x41, 0x9D, 0x9F }, |
| 450 | { 0x57, 0xED, 0xF4, 0xA2, 0x2B, 0xE3, 0xC9, 0x55, |
| 451 | 0xAC, 0x49, 0xDA, 0x2E, 0x21, 0x07, 0xB6, 0x7A } |
| 452 | }; |
| 453 | |
| 454 | /* |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 455 | * Checkup routine |
| 456 | */ |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 457 | int mbedtls_md5_self_test( int verbose ) |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 458 | { |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 459 | int i, ret = 0; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 460 | unsigned char md5sum[16]; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 461 | |
| 462 | for( i = 0; i < 7; i++ ) |
| 463 | { |
| 464 | if( verbose != 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 465 | mbedtls_printf( " MD5 test #%d: ", i + 1 ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 466 | |
Gilles Peskine | 9e4f77c | 2018-01-22 11:48:08 +0100 | [diff] [blame] | 467 | ret = mbedtls_md5_ret( md5_test_buf[i], md5_test_buflen[i], md5sum ); |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 468 | if( ret != 0 ) |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 469 | goto fail; |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 470 | |
| 471 | if( memcmp( md5sum, md5_test_sum[i], 16 ) != 0 ) |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 472 | { |
| 473 | ret = 1; |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 474 | goto fail; |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 475 | } |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 476 | |
| 477 | if( verbose != 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 478 | mbedtls_printf( "passed\n" ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 479 | } |
| 480 | |
| 481 | if( verbose != 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 482 | mbedtls_printf( "\n" ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 483 | |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 484 | return( 0 ); |
Andres Amaya Garcia | 2cfd7a9 | 2017-05-02 10:19:27 +0100 | [diff] [blame] | 485 | |
| 486 | fail: |
| 487 | if( verbose != 0 ) |
| 488 | mbedtls_printf( "failed\n" ); |
| 489 | |
Andres Amaya Garcia | 2d0aa8b | 2017-07-21 14:57:26 +0100 | [diff] [blame] | 490 | return( ret ); |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 491 | } |
| 492 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 493 | #endif /* MBEDTLS_SELF_TEST */ |
Paul Bakker | 5121ce5 | 2009-01-03 21:22:43 +0000 | [diff] [blame] | 494 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 495 | #endif /* MBEDTLS_MD5_C */ |