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Paul Bakker5121ce52009-01-03 21:22:43 +00001/*
2 * RFC 1321 compliant MD5 implementation
3 *
Bence Szépkúti1e148272020-08-07 13:07:28 +02004 * Copyright The Mbed TLS Contributors
Manuel Pégourié-Gonnard37ff1402015-09-04 14:21:07 +02005 * 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 Bakker5121ce52009-01-03 21:22:43 +000018 */
19/*
20 * The MD5 algorithm was designed by Ron Rivest in 1991.
21 *
22 * http://www.ietf.org/rfc/rfc1321.txt
23 */
24
Gilles Peskinedb09ef62020-06-03 01:43:33 +020025#include "common.h"
Paul Bakker5121ce52009-01-03 21:22:43 +000026
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +020027#if defined(MBEDTLS_MD5_C)
Paul Bakker5121ce52009-01-03 21:22:43 +000028
Manuel Pégourié-Gonnard7f809972015-03-09 17:05:11 +000029#include "mbedtls/md5.h"
Andres Amaya Garcia1f6301b2018-04-17 09:51:09 -050030#include "mbedtls/platform_util.h"
Janos Follath24eed8d2019-11-22 13:21:35 +000031#include "mbedtls/error.h"
Paul Bakker5121ce52009-01-03 21:22:43 +000032
Rich Evans00ab4702015-02-06 13:43:58 +000033#include <string.h>
34
Manuel Pégourié-Gonnard7f809972015-03-09 17:05:11 +000035#include "mbedtls/platform.h"
Paul Bakker7dc4c442014-02-01 22:50:26 +010036
Manuel Pégourié-Gonnard8b2641d2015-08-27 20:03:46 +020037#if !defined(MBEDTLS_MD5_ALT)
38
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +020039void mbedtls_md5_init( mbedtls_md5_context *ctx )
Paul Bakker5b4af392014-06-26 12:09:34 +020040{
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +020041 memset( ctx, 0, sizeof( mbedtls_md5_context ) );
Paul Bakker5b4af392014-06-26 12:09:34 +020042}
43
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +020044void mbedtls_md5_free( mbedtls_md5_context *ctx )
Paul Bakker5b4af392014-06-26 12:09:34 +020045{
46 if( ctx == NULL )
47 return;
48
Andres Amaya Garcia1f6301b2018-04-17 09:51:09 -050049 mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md5_context ) );
Paul Bakker5b4af392014-06-26 12:09:34 +020050}
51
Manuel Pégourié-Gonnard16d412f2015-07-06 15:26:26 +020052void mbedtls_md5_clone( mbedtls_md5_context *dst,
53 const mbedtls_md5_context *src )
54{
55 *dst = *src;
56}
57
Paul Bakker5121ce52009-01-03 21:22:43 +000058/*
59 * MD5 context setup
60 */
Gilles Peskine9e4f77c2018-01-22 11:48:08 +010061int mbedtls_md5_starts_ret( mbedtls_md5_context *ctx )
Paul Bakker5121ce52009-01-03 21:22:43 +000062{
63 ctx->total[0] = 0;
64 ctx->total[1] = 0;
65
66 ctx->state[0] = 0x67452301;
67 ctx->state[1] = 0xEFCDAB89;
68 ctx->state[2] = 0x98BADCFE;
69 ctx->state[3] = 0x10325476;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +010070
71 return( 0 );
Paul Bakker5121ce52009-01-03 21:22:43 +000072}
73
Manuel Pégourié-Gonnard93c08472021-04-15 12:23:55 +020074#if !defined(MBEDTLS_DEPRECATED_REMOVED)
75void mbedtls_md5_starts( mbedtls_md5_context *ctx )
76{
77 mbedtls_md5_starts_ret( ctx );
78}
79#endif
80
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +020081#if !defined(MBEDTLS_MD5_PROCESS_ALT)
Andres Amaya Garciacccfe082017-06-28 10:36:39 +010082int mbedtls_internal_md5_process( mbedtls_md5_context *ctx,
83 const unsigned char data[64] )
Paul Bakker5121ce52009-01-03 21:22:43 +000084{
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +020085 struct
86 {
87 uint32_t X[16], A, B, C, D;
88 } local;
Paul Bakker5121ce52009-01-03 21:22:43 +000089
Joe Subbiani9231d5f2021-07-07 16:56:29 +010090 local.X[ 0] = MBEDTLS_GET_UINT32_LE( data, 0 );
91 local.X[ 1] = MBEDTLS_GET_UINT32_LE( data, 4 );
92 local.X[ 2] = MBEDTLS_GET_UINT32_LE( data, 8 );
93 local.X[ 3] = MBEDTLS_GET_UINT32_LE( data, 12 );
94 local.X[ 4] = MBEDTLS_GET_UINT32_LE( data, 16 );
95 local.X[ 5] = MBEDTLS_GET_UINT32_LE( data, 20 );
96 local.X[ 6] = MBEDTLS_GET_UINT32_LE( data, 24 );
97 local.X[ 7] = MBEDTLS_GET_UINT32_LE( data, 28 );
98 local.X[ 8] = MBEDTLS_GET_UINT32_LE( data, 32 );
99 local.X[ 9] = MBEDTLS_GET_UINT32_LE( data, 36 );
100 local.X[10] = MBEDTLS_GET_UINT32_LE( data, 40 );
101 local.X[11] = MBEDTLS_GET_UINT32_LE( data, 44 );
102 local.X[12] = MBEDTLS_GET_UINT32_LE( data, 48 );
103 local.X[13] = MBEDTLS_GET_UINT32_LE( data, 52 );
104 local.X[14] = MBEDTLS_GET_UINT32_LE( data, 56 );
105 local.X[15] = MBEDTLS_GET_UINT32_LE( data, 60 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000106
Hanno Becker1eeca412018-10-15 12:01:35 +0100107#define S(x,n) \
108 ( ( (x) << (n) ) | ( ( (x) & 0xFFFFFFFF) >> ( 32 - (n) ) ) )
Paul Bakker5121ce52009-01-03 21:22:43 +0000109
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200110#define P(a,b,c,d,k,s,t) \
111 do \
112 { \
113 (a) += F((b),(c),(d)) + local.X[(k)] + (t); \
114 (a) = S((a),(s)) + (b); \
Hanno Becker1eeca412018-10-15 12:01:35 +0100115 } while( 0 )
Paul Bakker5121ce52009-01-03 21:22:43 +0000116
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200117 local.A = ctx->state[0];
118 local.B = ctx->state[1];
119 local.C = ctx->state[2];
120 local.D = ctx->state[3];
Paul Bakker5121ce52009-01-03 21:22:43 +0000121
Hanno Becker1eeca412018-10-15 12:01:35 +0100122#define F(x,y,z) ((z) ^ ((x) & ((y) ^ (z))))
Paul Bakker5121ce52009-01-03 21:22:43 +0000123
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200124 P( local.A, local.B, local.C, local.D, 0, 7, 0xD76AA478 );
125 P( local.D, local.A, local.B, local.C, 1, 12, 0xE8C7B756 );
126 P( local.C, local.D, local.A, local.B, 2, 17, 0x242070DB );
127 P( local.B, local.C, local.D, local.A, 3, 22, 0xC1BDCEEE );
128 P( local.A, local.B, local.C, local.D, 4, 7, 0xF57C0FAF );
129 P( local.D, local.A, local.B, local.C, 5, 12, 0x4787C62A );
130 P( local.C, local.D, local.A, local.B, 6, 17, 0xA8304613 );
131 P( local.B, local.C, local.D, local.A, 7, 22, 0xFD469501 );
132 P( local.A, local.B, local.C, local.D, 8, 7, 0x698098D8 );
133 P( local.D, local.A, local.B, local.C, 9, 12, 0x8B44F7AF );
134 P( local.C, local.D, local.A, local.B, 10, 17, 0xFFFF5BB1 );
135 P( local.B, local.C, local.D, local.A, 11, 22, 0x895CD7BE );
136 P( local.A, local.B, local.C, local.D, 12, 7, 0x6B901122 );
137 P( local.D, local.A, local.B, local.C, 13, 12, 0xFD987193 );
138 P( local.C, local.D, local.A, local.B, 14, 17, 0xA679438E );
139 P( local.B, local.C, local.D, local.A, 15, 22, 0x49B40821 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000140
141#undef F
142
Hanno Becker1eeca412018-10-15 12:01:35 +0100143#define F(x,y,z) ((y) ^ ((z) & ((x) ^ (y))))
Paul Bakker5121ce52009-01-03 21:22:43 +0000144
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200145 P( local.A, local.B, local.C, local.D, 1, 5, 0xF61E2562 );
146 P( local.D, local.A, local.B, local.C, 6, 9, 0xC040B340 );
147 P( local.C, local.D, local.A, local.B, 11, 14, 0x265E5A51 );
148 P( local.B, local.C, local.D, local.A, 0, 20, 0xE9B6C7AA );
149 P( local.A, local.B, local.C, local.D, 5, 5, 0xD62F105D );
150 P( local.D, local.A, local.B, local.C, 10, 9, 0x02441453 );
151 P( local.C, local.D, local.A, local.B, 15, 14, 0xD8A1E681 );
152 P( local.B, local.C, local.D, local.A, 4, 20, 0xE7D3FBC8 );
153 P( local.A, local.B, local.C, local.D, 9, 5, 0x21E1CDE6 );
154 P( local.D, local.A, local.B, local.C, 14, 9, 0xC33707D6 );
155 P( local.C, local.D, local.A, local.B, 3, 14, 0xF4D50D87 );
156 P( local.B, local.C, local.D, local.A, 8, 20, 0x455A14ED );
157 P( local.A, local.B, local.C, local.D, 13, 5, 0xA9E3E905 );
158 P( local.D, local.A, local.B, local.C, 2, 9, 0xFCEFA3F8 );
159 P( local.C, local.D, local.A, local.B, 7, 14, 0x676F02D9 );
160 P( local.B, local.C, local.D, local.A, 12, 20, 0x8D2A4C8A );
Paul Bakker5121ce52009-01-03 21:22:43 +0000161
162#undef F
Paul Bakker9af723c2014-05-01 13:03:14 +0200163
Hanno Becker1eeca412018-10-15 12:01:35 +0100164#define F(x,y,z) ((x) ^ (y) ^ (z))
Paul Bakker5121ce52009-01-03 21:22:43 +0000165
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200166 P( local.A, local.B, local.C, local.D, 5, 4, 0xFFFA3942 );
167 P( local.D, local.A, local.B, local.C, 8, 11, 0x8771F681 );
168 P( local.C, local.D, local.A, local.B, 11, 16, 0x6D9D6122 );
169 P( local.B, local.C, local.D, local.A, 14, 23, 0xFDE5380C );
170 P( local.A, local.B, local.C, local.D, 1, 4, 0xA4BEEA44 );
171 P( local.D, local.A, local.B, local.C, 4, 11, 0x4BDECFA9 );
172 P( local.C, local.D, local.A, local.B, 7, 16, 0xF6BB4B60 );
173 P( local.B, local.C, local.D, local.A, 10, 23, 0xBEBFBC70 );
174 P( local.A, local.B, local.C, local.D, 13, 4, 0x289B7EC6 );
175 P( local.D, local.A, local.B, local.C, 0, 11, 0xEAA127FA );
176 P( local.C, local.D, local.A, local.B, 3, 16, 0xD4EF3085 );
177 P( local.B, local.C, local.D, local.A, 6, 23, 0x04881D05 );
178 P( local.A, local.B, local.C, local.D, 9, 4, 0xD9D4D039 );
179 P( local.D, local.A, local.B, local.C, 12, 11, 0xE6DB99E5 );
180 P( local.C, local.D, local.A, local.B, 15, 16, 0x1FA27CF8 );
181 P( local.B, local.C, local.D, local.A, 2, 23, 0xC4AC5665 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000182
183#undef F
184
Hanno Becker1eeca412018-10-15 12:01:35 +0100185#define F(x,y,z) ((y) ^ ((x) | ~(z)))
Paul Bakker5121ce52009-01-03 21:22:43 +0000186
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200187 P( local.A, local.B, local.C, local.D, 0, 6, 0xF4292244 );
188 P( local.D, local.A, local.B, local.C, 7, 10, 0x432AFF97 );
189 P( local.C, local.D, local.A, local.B, 14, 15, 0xAB9423A7 );
190 P( local.B, local.C, local.D, local.A, 5, 21, 0xFC93A039 );
191 P( local.A, local.B, local.C, local.D, 12, 6, 0x655B59C3 );
192 P( local.D, local.A, local.B, local.C, 3, 10, 0x8F0CCC92 );
193 P( local.C, local.D, local.A, local.B, 10, 15, 0xFFEFF47D );
194 P( local.B, local.C, local.D, local.A, 1, 21, 0x85845DD1 );
195 P( local.A, local.B, local.C, local.D, 8, 6, 0x6FA87E4F );
196 P( local.D, local.A, local.B, local.C, 15, 10, 0xFE2CE6E0 );
197 P( local.C, local.D, local.A, local.B, 6, 15, 0xA3014314 );
198 P( local.B, local.C, local.D, local.A, 13, 21, 0x4E0811A1 );
199 P( local.A, local.B, local.C, local.D, 4, 6, 0xF7537E82 );
200 P( local.D, local.A, local.B, local.C, 11, 10, 0xBD3AF235 );
201 P( local.C, local.D, local.A, local.B, 2, 15, 0x2AD7D2BB );
202 P( local.B, local.C, local.D, local.A, 9, 21, 0xEB86D391 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000203
204#undef F
205
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200206 ctx->state[0] += local.A;
207 ctx->state[1] += local.B;
208 ctx->state[2] += local.C;
209 ctx->state[3] += local.D;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100210
gabor-mezei-armd1c98fc2020-08-19 14:03:06 +0200211 /* Zeroise variables to clear sensitive data from memory. */
gabor-mezei-arm4cb56f82020-08-25 19:12:01 +0200212 mbedtls_platform_zeroize( &local, sizeof( local ) );
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100213
214 return( 0 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000215}
Jaeden Amero041039f2018-02-19 15:28:08 +0000216
Manuel Pégourié-Gonnard93c08472021-04-15 12:23:55 +0200217#if !defined(MBEDTLS_DEPRECATED_REMOVED)
218void mbedtls_md5_process( mbedtls_md5_context *ctx,
219 const unsigned char data[64] )
220{
221 mbedtls_internal_md5_process( ctx, data );
222}
223#endif
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200224#endif /* !MBEDTLS_MD5_PROCESS_ALT */
Paul Bakker5121ce52009-01-03 21:22:43 +0000225
226/*
227 * MD5 process buffer
228 */
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100229int mbedtls_md5_update_ret( mbedtls_md5_context *ctx,
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100230 const unsigned char *input,
231 size_t ilen )
Paul Bakker5121ce52009-01-03 21:22:43 +0000232{
Janos Follath24eed8d2019-11-22 13:21:35 +0000233 int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
Paul Bakker23986e52011-04-24 08:57:21 +0000234 size_t fill;
Paul Bakker5c2364c2012-10-01 14:41:15 +0000235 uint32_t left;
Paul Bakker5121ce52009-01-03 21:22:43 +0000236
Brian White12895d12014-04-11 11:29:42 -0400237 if( ilen == 0 )
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100238 return( 0 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000239
240 left = ctx->total[0] & 0x3F;
241 fill = 64 - left;
242
Paul Bakker5c2364c2012-10-01 14:41:15 +0000243 ctx->total[0] += (uint32_t) ilen;
Paul Bakker5121ce52009-01-03 21:22:43 +0000244 ctx->total[0] &= 0xFFFFFFFF;
245
Paul Bakker5c2364c2012-10-01 14:41:15 +0000246 if( ctx->total[0] < (uint32_t) ilen )
Paul Bakker5121ce52009-01-03 21:22:43 +0000247 ctx->total[1]++;
248
249 if( left && ilen >= fill )
250 {
Paul Bakker3c2122f2013-06-24 19:03:14 +0200251 memcpy( (void *) (ctx->buffer + left), input, fill );
Andres Amaya Garciacccfe082017-06-28 10:36:39 +0100252 if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100253 return( ret );
254
Paul Bakker5121ce52009-01-03 21:22:43 +0000255 input += fill;
256 ilen -= fill;
257 left = 0;
258 }
259
260 while( ilen >= 64 )
261 {
Andres Amaya Garciacccfe082017-06-28 10:36:39 +0100262 if( ( ret = mbedtls_internal_md5_process( ctx, input ) ) != 0 )
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100263 return( ret );
264
Paul Bakker5121ce52009-01-03 21:22:43 +0000265 input += 64;
266 ilen -= 64;
267 }
268
269 if( ilen > 0 )
270 {
Paul Bakker3c2122f2013-06-24 19:03:14 +0200271 memcpy( (void *) (ctx->buffer + left), input, ilen );
Paul Bakker5121ce52009-01-03 21:22:43 +0000272 }
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100273
274 return( 0 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000275}
276
Manuel Pégourié-Gonnard93c08472021-04-15 12:23:55 +0200277#if !defined(MBEDTLS_DEPRECATED_REMOVED)
278void mbedtls_md5_update( mbedtls_md5_context *ctx,
279 const unsigned char *input,
280 size_t ilen )
281{
282 mbedtls_md5_update_ret( ctx, input, ilen );
283}
284#endif
285
Paul Bakker5121ce52009-01-03 21:22:43 +0000286/*
287 * MD5 final digest
288 */
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100289int mbedtls_md5_finish_ret( mbedtls_md5_context *ctx,
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100290 unsigned char output[16] )
Paul Bakker5121ce52009-01-03 21:22:43 +0000291{
Janos Follath24eed8d2019-11-22 13:21:35 +0000292 int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
Manuel Pégourié-Gonnard1cc1fb02018-06-28 12:10:27 +0200293 uint32_t used;
Paul Bakker5c2364c2012-10-01 14:41:15 +0000294 uint32_t high, low;
Paul Bakker5121ce52009-01-03 21:22:43 +0000295
Manuel Pégourié-Gonnard1cc1fb02018-06-28 12:10:27 +0200296 /*
297 * Add padding: 0x80 then 0x00 until 8 bytes remain for the length
298 */
299 used = ctx->total[0] & 0x3F;
300
301 ctx->buffer[used++] = 0x80;
302
303 if( used <= 56 )
304 {
305 /* Enough room for padding + length in current block */
306 memset( ctx->buffer + used, 0, 56 - used );
307 }
308 else
309 {
310 /* We'll need an extra block */
311 memset( ctx->buffer + used, 0, 64 - used );
312
313 if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
314 return( ret );
315
316 memset( ctx->buffer, 0, 56 );
317 }
318
319 /*
320 * Add message length
321 */
Paul Bakker5121ce52009-01-03 21:22:43 +0000322 high = ( ctx->total[0] >> 29 )
323 | ( ctx->total[1] << 3 );
324 low = ( ctx->total[0] << 3 );
325
Joe Subbiani2bbafda2021-06-24 13:00:03 +0100326 MBEDTLS_PUT_UINT32_LE( low, ctx->buffer, 56 );
327 MBEDTLS_PUT_UINT32_LE( high, ctx->buffer, 60 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000328
Manuel Pégourié-Gonnard1cc1fb02018-06-28 12:10:27 +0200329 if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
330 return( ret );
Paul Bakker5121ce52009-01-03 21:22:43 +0000331
Manuel Pégourié-Gonnard1cc1fb02018-06-28 12:10:27 +0200332 /*
333 * Output final state
334 */
Joe Subbiani2bbafda2021-06-24 13:00:03 +0100335 MBEDTLS_PUT_UINT32_LE( ctx->state[0], output, 0 );
336 MBEDTLS_PUT_UINT32_LE( ctx->state[1], output, 4 );
337 MBEDTLS_PUT_UINT32_LE( ctx->state[2], output, 8 );
338 MBEDTLS_PUT_UINT32_LE( ctx->state[3], output, 12 );
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100339
340 return( 0 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000341}
342
Manuel Pégourié-Gonnard93c08472021-04-15 12:23:55 +0200343#if !defined(MBEDTLS_DEPRECATED_REMOVED)
344void mbedtls_md5_finish( mbedtls_md5_context *ctx,
345 unsigned char output[16] )
346{
347 mbedtls_md5_finish_ret( ctx, output );
348}
349#endif
350
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200351#endif /* !MBEDTLS_MD5_ALT */
Paul Bakker90995b52013-06-24 19:20:35 +0200352
Paul Bakker5121ce52009-01-03 21:22:43 +0000353/*
354 * output = MD5( input buffer )
355 */
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100356int mbedtls_md5_ret( const unsigned char *input,
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100357 size_t ilen,
358 unsigned char output[16] )
Paul Bakker5121ce52009-01-03 21:22:43 +0000359{
Janos Follath24eed8d2019-11-22 13:21:35 +0000360 int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200361 mbedtls_md5_context ctx;
Paul Bakker5121ce52009-01-03 21:22:43 +0000362
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200363 mbedtls_md5_init( &ctx );
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100364
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100365 if( ( ret = mbedtls_md5_starts_ret( &ctx ) ) != 0 )
Andres Amaya Garcia0963e6c2017-07-20 14:34:08 +0100366 goto exit;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100367
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100368 if( ( ret = mbedtls_md5_update_ret( &ctx, input, ilen ) ) != 0 )
Andres Amaya Garcia0963e6c2017-07-20 14:34:08 +0100369 goto exit;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100370
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100371 if( ( ret = mbedtls_md5_finish_ret( &ctx, output ) ) != 0 )
Andres Amaya Garcia0963e6c2017-07-20 14:34:08 +0100372 goto exit;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100373
Andres Amaya Garcia0963e6c2017-07-20 14:34:08 +0100374exit:
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200375 mbedtls_md5_free( &ctx );
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100376
Andres Amaya Garcia0963e6c2017-07-20 14:34:08 +0100377 return( ret );
Paul Bakker5121ce52009-01-03 21:22:43 +0000378}
379
Manuel Pégourié-Gonnard93c08472021-04-15 12:23:55 +0200380#if !defined(MBEDTLS_DEPRECATED_REMOVED)
381void mbedtls_md5( const unsigned char *input,
382 size_t ilen,
383 unsigned char output[16] )
384{
385 mbedtls_md5_ret( input, ilen, output );
386}
387#endif
388
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200389#if defined(MBEDTLS_SELF_TEST)
Paul Bakker5121ce52009-01-03 21:22:43 +0000390/*
391 * RFC 1321 test vectors
392 */
Manuel Pégourié-Gonnard28122e42015-03-11 09:13:42 +0000393static const unsigned char md5_test_buf[7][81] =
Paul Bakker5121ce52009-01-03 21:22:43 +0000394{
Paul Bakker9af723c2014-05-01 13:03:14 +0200395 { "" },
Paul Bakker5121ce52009-01-03 21:22:43 +0000396 { "a" },
397 { "abc" },
398 { "message digest" },
399 { "abcdefghijklmnopqrstuvwxyz" },
400 { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" },
Guido Vranken962e4ee2020-08-21 21:08:56 +0200401 { "12345678901234567890123456789012345678901234567890123456789012345678901234567890" }
Paul Bakker5121ce52009-01-03 21:22:43 +0000402};
403
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100404static const size_t md5_test_buflen[7] =
Paul Bakker5121ce52009-01-03 21:22:43 +0000405{
406 0, 1, 3, 14, 26, 62, 80
407};
408
409static const unsigned char md5_test_sum[7][16] =
410{
411 { 0xD4, 0x1D, 0x8C, 0xD9, 0x8F, 0x00, 0xB2, 0x04,
412 0xE9, 0x80, 0x09, 0x98, 0xEC, 0xF8, 0x42, 0x7E },
413 { 0x0C, 0xC1, 0x75, 0xB9, 0xC0, 0xF1, 0xB6, 0xA8,
414 0x31, 0xC3, 0x99, 0xE2, 0x69, 0x77, 0x26, 0x61 },
415 { 0x90, 0x01, 0x50, 0x98, 0x3C, 0xD2, 0x4F, 0xB0,
416 0xD6, 0x96, 0x3F, 0x7D, 0x28, 0xE1, 0x7F, 0x72 },
417 { 0xF9, 0x6B, 0x69, 0x7D, 0x7C, 0xB7, 0x93, 0x8D,
418 0x52, 0x5A, 0x2F, 0x31, 0xAA, 0xF1, 0x61, 0xD0 },
419 { 0xC3, 0xFC, 0xD3, 0xD7, 0x61, 0x92, 0xE4, 0x00,
420 0x7D, 0xFB, 0x49, 0x6C, 0xCA, 0x67, 0xE1, 0x3B },
421 { 0xD1, 0x74, 0xAB, 0x98, 0xD2, 0x77, 0xD9, 0xF5,
422 0xA5, 0x61, 0x1C, 0x2C, 0x9F, 0x41, 0x9D, 0x9F },
423 { 0x57, 0xED, 0xF4, 0xA2, 0x2B, 0xE3, 0xC9, 0x55,
424 0xAC, 0x49, 0xDA, 0x2E, 0x21, 0x07, 0xB6, 0x7A }
425};
426
427/*
Paul Bakker5121ce52009-01-03 21:22:43 +0000428 * Checkup routine
429 */
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200430int mbedtls_md5_self_test( int verbose )
Paul Bakker5121ce52009-01-03 21:22:43 +0000431{
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100432 int i, ret = 0;
Paul Bakker5121ce52009-01-03 21:22:43 +0000433 unsigned char md5sum[16];
Paul Bakker5121ce52009-01-03 21:22:43 +0000434
435 for( i = 0; i < 7; i++ )
436 {
437 if( verbose != 0 )
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200438 mbedtls_printf( " MD5 test #%d: ", i + 1 );
Paul Bakker5121ce52009-01-03 21:22:43 +0000439
Gilles Peskine9e4f77c2018-01-22 11:48:08 +0100440 ret = mbedtls_md5_ret( md5_test_buf[i], md5_test_buflen[i], md5sum );
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100441 if( ret != 0 )
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100442 goto fail;
Paul Bakker5121ce52009-01-03 21:22:43 +0000443
444 if( memcmp( md5sum, md5_test_sum[i], 16 ) != 0 )
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100445 {
446 ret = 1;
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100447 goto fail;
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100448 }
Paul Bakker5121ce52009-01-03 21:22:43 +0000449
450 if( verbose != 0 )
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200451 mbedtls_printf( "passed\n" );
Paul Bakker5121ce52009-01-03 21:22:43 +0000452 }
453
454 if( verbose != 0 )
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200455 mbedtls_printf( "\n" );
Paul Bakker5121ce52009-01-03 21:22:43 +0000456
Paul Bakker5121ce52009-01-03 21:22:43 +0000457 return( 0 );
Andres Amaya Garcia2cfd7a92017-05-02 10:19:27 +0100458
459fail:
460 if( verbose != 0 )
461 mbedtls_printf( "failed\n" );
462
Andres Amaya Garcia2d0aa8b2017-07-21 14:57:26 +0100463 return( ret );
Paul Bakker5121ce52009-01-03 21:22:43 +0000464}
465
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200466#endif /* MBEDTLS_SELF_TEST */
Paul Bakker5121ce52009-01-03 21:22:43 +0000467
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200468#endif /* MBEDTLS_MD5_C */