Xuyi Wang / wolfSSL

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wolfcrypt/src/md5.c@15:117db924cf7c, 2018-08-18 (annotated)

Committer:
wolfSSL
Date:
Sat Aug 18 22:20:43 2018 +0000
Revision:
15:117db924cf7c
wolfSSL 3.15.3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 15:117db924cf7c 1 /* md5.c
wolfSSL 15:117db924cf7c 2 *
wolfSSL 15:117db924cf7c 3 * Copyright (C) 2006-2017 wolfSSL Inc.
wolfSSL 15:117db924cf7c 4 *
wolfSSL 15:117db924cf7c 5 * This file is part of wolfSSL.
wolfSSL 15:117db924cf7c 6 *
wolfSSL 15:117db924cf7c 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 15:117db924cf7c 8 * it under the terms of the GNU General Public License as published by
wolfSSL 15:117db924cf7c 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 15:117db924cf7c 10 * (at your option) any later version.
wolfSSL 15:117db924cf7c 11 *
wolfSSL 15:117db924cf7c 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 15:117db924cf7c 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 15:117db924cf7c 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 15:117db924cf7c 15 * GNU General Public License for more details.
wolfSSL 15:117db924cf7c 16 *
wolfSSL 15:117db924cf7c 17 * You should have received a copy of the GNU General Public License
wolfSSL 15:117db924cf7c 18 * along with this program; if not, write to the Free Software
wolfSSL 15:117db924cf7c 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
wolfSSL 15:117db924cf7c 20 */
wolfSSL 15:117db924cf7c 21
wolfSSL 15:117db924cf7c 22
wolfSSL 15:117db924cf7c 23
wolfSSL 15:117db924cf7c 24 #ifdef HAVE_CONFIG_H
wolfSSL 15:117db924cf7c 25 #include <config.h>
wolfSSL 15:117db924cf7c 26 #endif
wolfSSL 15:117db924cf7c 27
wolfSSL 15:117db924cf7c 28 #include <wolfssl/wolfcrypt/settings.h>
wolfSSL 15:117db924cf7c 29
wolfSSL 15:117db924cf7c 30 #if !defined(NO_MD5)
wolfSSL 15:117db924cf7c 31
wolfSSL 15:117db924cf7c 32 #if defined(WOLFSSL_TI_HASH)
wolfSSL 15:117db924cf7c 33 /* #include <wolfcrypt/src/port/ti/ti-hash.c> included by wc_port.c */
wolfSSL 15:117db924cf7c 34
wolfSSL 15:117db924cf7c 35 #else
wolfSSL 15:117db924cf7c 36
wolfSSL 15:117db924cf7c 37 #include <wolfssl/wolfcrypt/md5.h>
wolfSSL 15:117db924cf7c 38 #include <wolfssl/wolfcrypt/error-crypt.h>
wolfSSL 15:117db924cf7c 39 #include <wolfssl/wolfcrypt/logging.h>
wolfSSL 15:117db924cf7c 40
wolfSSL 15:117db924cf7c 41 #ifdef NO_INLINE
wolfSSL 15:117db924cf7c 42 #include <wolfssl/wolfcrypt/misc.h>
wolfSSL 15:117db924cf7c 43 #else
wolfSSL 15:117db924cf7c 44 #define WOLFSSL_MISC_INCLUDED
wolfSSL 15:117db924cf7c 45 #include <wolfcrypt/src/misc.c>
wolfSSL 15:117db924cf7c 46 #endif
wolfSSL 15:117db924cf7c 47
wolfSSL 15:117db924cf7c 48
wolfSSL 15:117db924cf7c 49 /* Hardware Acceleration */
wolfSSL 15:117db924cf7c 50 #if defined(STM32_HASH)
wolfSSL 15:117db924cf7c 51
wolfSSL 15:117db924cf7c 52 /* Supports CubeMX HAL or Standard Peripheral Library */
wolfSSL 15:117db924cf7c 53 #define HAVE_MD5_CUST_API
wolfSSL 15:117db924cf7c 54
wolfSSL 15:117db924cf7c 55 int wc_InitMd5_ex(wc_Md5* md5, void* heap, int devId)
wolfSSL 15:117db924cf7c 56 {
wolfSSL 15:117db924cf7c 57 if (md5 == NULL) {
wolfSSL 15:117db924cf7c 58 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 59 }
wolfSSL 15:117db924cf7c 60
wolfSSL 15:117db924cf7c 61 (void)devId;
wolfSSL 15:117db924cf7c 62 (void)heap;
wolfSSL 15:117db924cf7c 63
wolfSSL 15:117db924cf7c 64 wc_Stm32_Hash_Init(&md5->stmCtx);
wolfSSL 15:117db924cf7c 65
wolfSSL 15:117db924cf7c 66 return 0;
wolfSSL 15:117db924cf7c 67 }
wolfSSL 15:117db924cf7c 68
wolfSSL 15:117db924cf7c 69 int wc_Md5Update(wc_Md5* md5, const byte* data, word32 len)
wolfSSL 15:117db924cf7c 70 {
wolfSSL 15:117db924cf7c 71 int ret;
wolfSSL 15:117db924cf7c 72
wolfSSL 15:117db924cf7c 73 if (md5 == NULL || (data == NULL && len > 0)) {
wolfSSL 15:117db924cf7c 74 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 75 }
wolfSSL 15:117db924cf7c 76
wolfSSL 15:117db924cf7c 77 ret = wolfSSL_CryptHwMutexLock();
wolfSSL 15:117db924cf7c 78 if (ret == 0) {
wolfSSL 15:117db924cf7c 79 ret = wc_Stm32_Hash_Update(&md5->stmCtx, HASH_AlgoSelection_MD5,
wolfSSL 15:117db924cf7c 80 data, len);
wolfSSL 15:117db924cf7c 81 wolfSSL_CryptHwMutexUnLock();
wolfSSL 15:117db924cf7c 82 }
wolfSSL 15:117db924cf7c 83 return ret;
wolfSSL 15:117db924cf7c 84 }
wolfSSL 15:117db924cf7c 85
wolfSSL 15:117db924cf7c 86 int wc_Md5Final(wc_Md5* md5, byte* hash)
wolfSSL 15:117db924cf7c 87 {
wolfSSL 15:117db924cf7c 88 int ret;
wolfSSL 15:117db924cf7c 89
wolfSSL 15:117db924cf7c 90 if (md5 == NULL || hash == NULL) {
wolfSSL 15:117db924cf7c 91 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 92 }
wolfSSL 15:117db924cf7c 93
wolfSSL 15:117db924cf7c 94 ret = wolfSSL_CryptHwMutexLock();
wolfSSL 15:117db924cf7c 95 if (ret == 0) {
wolfSSL 15:117db924cf7c 96 ret = wc_Stm32_Hash_Final(&md5->stmCtx, HASH_AlgoSelection_MD5,
wolfSSL 15:117db924cf7c 97 hash, WC_MD5_DIGEST_SIZE);
wolfSSL 15:117db924cf7c 98 wolfSSL_CryptHwMutexUnLock();
wolfSSL 15:117db924cf7c 99 }
wolfSSL 15:117db924cf7c 100
wolfSSL 15:117db924cf7c 101 (void)wc_InitMd5(md5); /* reset state */
wolfSSL 15:117db924cf7c 102
wolfSSL 15:117db924cf7c 103 return ret;
wolfSSL 15:117db924cf7c 104 }
wolfSSL 15:117db924cf7c 105
wolfSSL 15:117db924cf7c 106 #elif defined(FREESCALE_MMCAU_SHA)
wolfSSL 15:117db924cf7c 107 #include "cau_api.h"
wolfSSL 15:117db924cf7c 108 #define XTRANSFORM(S,B) Transform((S), (B))
wolfSSL 15:117db924cf7c 109
wolfSSL 15:117db924cf7c 110 static int Transform(wc_Md5* md5, byte* data)
wolfSSL 15:117db924cf7c 111 {
wolfSSL 15:117db924cf7c 112 int ret = wolfSSL_CryptHwMutexLock();
wolfSSL 15:117db924cf7c 113 if(ret == 0) {
wolfSSL 15:117db924cf7c 114 #ifdef FREESCALE_MMCAU_CLASSIC_SHA
wolfSSL 15:117db924cf7c 115 cau_md5_hash_n(data, 1, (unsigned char*)md5->digest);
wolfSSL 15:117db924cf7c 116 #else
wolfSSL 15:117db924cf7c 117 MMCAU_MD5_HashN(data, 1, (uint32_t*)md5->digest);
wolfSSL 15:117db924cf7c 118 #endif
wolfSSL 15:117db924cf7c 119 wolfSSL_CryptHwMutexUnLock();
wolfSSL 15:117db924cf7c 120 }
wolfSSL 15:117db924cf7c 121 return ret;
wolfSSL 15:117db924cf7c 122 }
wolfSSL 15:117db924cf7c 123
wolfSSL 15:117db924cf7c 124 #elif defined(WOLFSSL_PIC32MZ_HASH)
wolfSSL 15:117db924cf7c 125 #include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h>
wolfSSL 15:117db924cf7c 126 #define HAVE_MD5_CUST_API
wolfSSL 15:117db924cf7c 127
wolfSSL 15:117db924cf7c 128 #elif defined(WOLFSSL_IMX6_CAAM) && !defined(NO_IMX6_CAAM_HASH)
wolfSSL 15:117db924cf7c 129 /* functions implemented in wolfcrypt/src/port/caam/caam_sha.c */
wolfSSL 15:117db924cf7c 130 #define HAVE_MD5_CUST_API
wolfSSL 15:117db924cf7c 131 #else
wolfSSL 15:117db924cf7c 132 #define NEED_SOFT_MD5
wolfSSL 15:117db924cf7c 133
wolfSSL 15:117db924cf7c 134 #endif /* End Hardware Acceleration */
wolfSSL 15:117db924cf7c 135
wolfSSL 15:117db924cf7c 136
wolfSSL 15:117db924cf7c 137 #ifdef NEED_SOFT_MD5
wolfSSL 15:117db924cf7c 138
wolfSSL 15:117db924cf7c 139 #define XTRANSFORM(S,B) Transform((S))
wolfSSL 15:117db924cf7c 140
wolfSSL 15:117db924cf7c 141 #define F1(x, y, z) (z ^ (x & (y ^ z)))
wolfSSL 15:117db924cf7c 142 #define F2(x, y, z) F1(z, x, y)
wolfSSL 15:117db924cf7c 143 #define F3(x, y, z) (x ^ y ^ z)
wolfSSL 15:117db924cf7c 144 #define F4(x, y, z) (y ^ (x | ~z))
wolfSSL 15:117db924cf7c 145
wolfSSL 15:117db924cf7c 146 #define MD5STEP(f, w, x, y, z, data, s) \
wolfSSL 15:117db924cf7c 147 w = rotlFixed(w + f(x, y, z) + data, s) + x
wolfSSL 15:117db924cf7c 148
wolfSSL 15:117db924cf7c 149 static int Transform(wc_Md5* md5)
wolfSSL 15:117db924cf7c 150 {
wolfSSL 15:117db924cf7c 151 /* Copy context->state[] to working vars */
wolfSSL 15:117db924cf7c 152 word32 a = md5->digest[0];
wolfSSL 15:117db924cf7c 153 word32 b = md5->digest[1];
wolfSSL 15:117db924cf7c 154 word32 c = md5->digest[2];
wolfSSL 15:117db924cf7c 155 word32 d = md5->digest[3];
wolfSSL 15:117db924cf7c 156
wolfSSL 15:117db924cf7c 157 MD5STEP(F1, a, b, c, d, md5->buffer[0] + 0xd76aa478, 7);
wolfSSL 15:117db924cf7c 158 MD5STEP(F1, d, a, b, c, md5->buffer[1] + 0xe8c7b756, 12);
wolfSSL 15:117db924cf7c 159 MD5STEP(F1, c, d, a, b, md5->buffer[2] + 0x242070db, 17);
wolfSSL 15:117db924cf7c 160 MD5STEP(F1, b, c, d, a, md5->buffer[3] + 0xc1bdceee, 22);
wolfSSL 15:117db924cf7c 161 MD5STEP(F1, a, b, c, d, md5->buffer[4] + 0xf57c0faf, 7);
wolfSSL 15:117db924cf7c 162 MD5STEP(F1, d, a, b, c, md5->buffer[5] + 0x4787c62a, 12);
wolfSSL 15:117db924cf7c 163 MD5STEP(F1, c, d, a, b, md5->buffer[6] + 0xa8304613, 17);
wolfSSL 15:117db924cf7c 164 MD5STEP(F1, b, c, d, a, md5->buffer[7] + 0xfd469501, 22);
wolfSSL 15:117db924cf7c 165 MD5STEP(F1, a, b, c, d, md5->buffer[8] + 0x698098d8, 7);
wolfSSL 15:117db924cf7c 166 MD5STEP(F1, d, a, b, c, md5->buffer[9] + 0x8b44f7af, 12);
wolfSSL 15:117db924cf7c 167 MD5STEP(F1, c, d, a, b, md5->buffer[10] + 0xffff5bb1, 17);
wolfSSL 15:117db924cf7c 168 MD5STEP(F1, b, c, d, a, md5->buffer[11] + 0x895cd7be, 22);
wolfSSL 15:117db924cf7c 169 MD5STEP(F1, a, b, c, d, md5->buffer[12] + 0x6b901122, 7);
wolfSSL 15:117db924cf7c 170 MD5STEP(F1, d, a, b, c, md5->buffer[13] + 0xfd987193, 12);
wolfSSL 15:117db924cf7c 171 MD5STEP(F1, c, d, a, b, md5->buffer[14] + 0xa679438e, 17);
wolfSSL 15:117db924cf7c 172 MD5STEP(F1, b, c, d, a, md5->buffer[15] + 0x49b40821, 22);
wolfSSL 15:117db924cf7c 173
wolfSSL 15:117db924cf7c 174 MD5STEP(F2, a, b, c, d, md5->buffer[1] + 0xf61e2562, 5);
wolfSSL 15:117db924cf7c 175 MD5STEP(F2, d, a, b, c, md5->buffer[6] + 0xc040b340, 9);
wolfSSL 15:117db924cf7c 176 MD5STEP(F2, c, d, a, b, md5->buffer[11] + 0x265e5a51, 14);
wolfSSL 15:117db924cf7c 177 MD5STEP(F2, b, c, d, a, md5->buffer[0] + 0xe9b6c7aa, 20);
wolfSSL 15:117db924cf7c 178 MD5STEP(F2, a, b, c, d, md5->buffer[5] + 0xd62f105d, 5);
wolfSSL 15:117db924cf7c 179 MD5STEP(F2, d, a, b, c, md5->buffer[10] + 0x02441453, 9);
wolfSSL 15:117db924cf7c 180 MD5STEP(F2, c, d, a, b, md5->buffer[15] + 0xd8a1e681, 14);
wolfSSL 15:117db924cf7c 181 MD5STEP(F2, b, c, d, a, md5->buffer[4] + 0xe7d3fbc8, 20);
wolfSSL 15:117db924cf7c 182 MD5STEP(F2, a, b, c, d, md5->buffer[9] + 0x21e1cde6, 5);
wolfSSL 15:117db924cf7c 183 MD5STEP(F2, d, a, b, c, md5->buffer[14] + 0xc33707d6, 9);
wolfSSL 15:117db924cf7c 184 MD5STEP(F2, c, d, a, b, md5->buffer[3] + 0xf4d50d87, 14);
wolfSSL 15:117db924cf7c 185 MD5STEP(F2, b, c, d, a, md5->buffer[8] + 0x455a14ed, 20);
wolfSSL 15:117db924cf7c 186 MD5STEP(F2, a, b, c, d, md5->buffer[13] + 0xa9e3e905, 5);
wolfSSL 15:117db924cf7c 187 MD5STEP(F2, d, a, b, c, md5->buffer[2] + 0xfcefa3f8, 9);
wolfSSL 15:117db924cf7c 188 MD5STEP(F2, c, d, a, b, md5->buffer[7] + 0x676f02d9, 14);
wolfSSL 15:117db924cf7c 189 MD5STEP(F2, b, c, d, a, md5->buffer[12] + 0x8d2a4c8a, 20);
wolfSSL 15:117db924cf7c 190
wolfSSL 15:117db924cf7c 191 MD5STEP(F3, a, b, c, d, md5->buffer[5] + 0xfffa3942, 4);
wolfSSL 15:117db924cf7c 192 MD5STEP(F3, d, a, b, c, md5->buffer[8] + 0x8771f681, 11);
wolfSSL 15:117db924cf7c 193 MD5STEP(F3, c, d, a, b, md5->buffer[11] + 0x6d9d6122, 16);
wolfSSL 15:117db924cf7c 194 MD5STEP(F3, b, c, d, a, md5->buffer[14] + 0xfde5380c, 23);
wolfSSL 15:117db924cf7c 195 MD5STEP(F3, a, b, c, d, md5->buffer[1] + 0xa4beea44, 4);
wolfSSL 15:117db924cf7c 196 MD5STEP(F3, d, a, b, c, md5->buffer[4] + 0x4bdecfa9, 11);
wolfSSL 15:117db924cf7c 197 MD5STEP(F3, c, d, a, b, md5->buffer[7] + 0xf6bb4b60, 16);
wolfSSL 15:117db924cf7c 198 MD5STEP(F3, b, c, d, a, md5->buffer[10] + 0xbebfbc70, 23);
wolfSSL 15:117db924cf7c 199 MD5STEP(F3, a, b, c, d, md5->buffer[13] + 0x289b7ec6, 4);
wolfSSL 15:117db924cf7c 200 MD5STEP(F3, d, a, b, c, md5->buffer[0] + 0xeaa127fa, 11);
wolfSSL 15:117db924cf7c 201 MD5STEP(F3, c, d, a, b, md5->buffer[3] + 0xd4ef3085, 16);
wolfSSL 15:117db924cf7c 202 MD5STEP(F3, b, c, d, a, md5->buffer[6] + 0x04881d05, 23);
wolfSSL 15:117db924cf7c 203 MD5STEP(F3, a, b, c, d, md5->buffer[9] + 0xd9d4d039, 4);
wolfSSL 15:117db924cf7c 204 MD5STEP(F3, d, a, b, c, md5->buffer[12] + 0xe6db99e5, 11);
wolfSSL 15:117db924cf7c 205 MD5STEP(F3, c, d, a, b, md5->buffer[15] + 0x1fa27cf8, 16);
wolfSSL 15:117db924cf7c 206 MD5STEP(F3, b, c, d, a, md5->buffer[2] + 0xc4ac5665, 23);
wolfSSL 15:117db924cf7c 207
wolfSSL 15:117db924cf7c 208 MD5STEP(F4, a, b, c, d, md5->buffer[0] + 0xf4292244, 6);
wolfSSL 15:117db924cf7c 209 MD5STEP(F4, d, a, b, c, md5->buffer[7] + 0x432aff97, 10);
wolfSSL 15:117db924cf7c 210 MD5STEP(F4, c, d, a, b, md5->buffer[14] + 0xab9423a7, 15);
wolfSSL 15:117db924cf7c 211 MD5STEP(F4, b, c, d, a, md5->buffer[5] + 0xfc93a039, 21);
wolfSSL 15:117db924cf7c 212 MD5STEP(F4, a, b, c, d, md5->buffer[12] + 0x655b59c3, 6);
wolfSSL 15:117db924cf7c 213 MD5STEP(F4, d, a, b, c, md5->buffer[3] + 0x8f0ccc92, 10);
wolfSSL 15:117db924cf7c 214 MD5STEP(F4, c, d, a, b, md5->buffer[10] + 0xffeff47d, 15);
wolfSSL 15:117db924cf7c 215 MD5STEP(F4, b, c, d, a, md5->buffer[1] + 0x85845dd1, 21);
wolfSSL 15:117db924cf7c 216 MD5STEP(F4, a, b, c, d, md5->buffer[8] + 0x6fa87e4f, 6);
wolfSSL 15:117db924cf7c 217 MD5STEP(F4, d, a, b, c, md5->buffer[15] + 0xfe2ce6e0, 10);
wolfSSL 15:117db924cf7c 218 MD5STEP(F4, c, d, a, b, md5->buffer[6] + 0xa3014314, 15);
wolfSSL 15:117db924cf7c 219 MD5STEP(F4, b, c, d, a, md5->buffer[13] + 0x4e0811a1, 21);
wolfSSL 15:117db924cf7c 220 MD5STEP(F4, a, b, c, d, md5->buffer[4] + 0xf7537e82, 6);
wolfSSL 15:117db924cf7c 221 MD5STEP(F4, d, a, b, c, md5->buffer[11] + 0xbd3af235, 10);
wolfSSL 15:117db924cf7c 222 MD5STEP(F4, c, d, a, b, md5->buffer[2] + 0x2ad7d2bb, 15);
wolfSSL 15:117db924cf7c 223 MD5STEP(F4, b, c, d, a, md5->buffer[9] + 0xeb86d391, 21);
wolfSSL 15:117db924cf7c 224
wolfSSL 15:117db924cf7c 225 /* Add the working vars back into digest state[] */
wolfSSL 15:117db924cf7c 226 md5->digest[0] += a;
wolfSSL 15:117db924cf7c 227 md5->digest[1] += b;
wolfSSL 15:117db924cf7c 228 md5->digest[2] += c;
wolfSSL 15:117db924cf7c 229 md5->digest[3] += d;
wolfSSL 15:117db924cf7c 230
wolfSSL 15:117db924cf7c 231 return 0;
wolfSSL 15:117db924cf7c 232 }
wolfSSL 15:117db924cf7c 233 #endif /* NEED_SOFT_MD5 */
wolfSSL 15:117db924cf7c 234
wolfSSL 15:117db924cf7c 235 #ifndef HAVE_MD5_CUST_API
wolfSSL 15:117db924cf7c 236
wolfSSL 15:117db924cf7c 237 static WC_INLINE void AddLength(wc_Md5* md5, word32 len)
wolfSSL 15:117db924cf7c 238 {
wolfSSL 15:117db924cf7c 239 word32 tmp = md5->loLen;
wolfSSL 15:117db924cf7c 240 if ((md5->loLen += len) < tmp) {
wolfSSL 15:117db924cf7c 241 md5->hiLen++; /* carry low to high */
wolfSSL 15:117db924cf7c 242 }
wolfSSL 15:117db924cf7c 243 }
wolfSSL 15:117db924cf7c 244
wolfSSL 15:117db924cf7c 245 static int _InitMd5(wc_Md5* md5)
wolfSSL 15:117db924cf7c 246 {
wolfSSL 15:117db924cf7c 247 int ret = 0;
wolfSSL 15:117db924cf7c 248
wolfSSL 15:117db924cf7c 249 md5->digest[0] = 0x67452301L;
wolfSSL 15:117db924cf7c 250 md5->digest[1] = 0xefcdab89L;
wolfSSL 15:117db924cf7c 251 md5->digest[2] = 0x98badcfeL;
wolfSSL 15:117db924cf7c 252 md5->digest[3] = 0x10325476L;
wolfSSL 15:117db924cf7c 253
wolfSSL 15:117db924cf7c 254 md5->buffLen = 0;
wolfSSL 15:117db924cf7c 255 md5->loLen = 0;
wolfSSL 15:117db924cf7c 256 md5->hiLen = 0;
wolfSSL 15:117db924cf7c 257
wolfSSL 15:117db924cf7c 258 return ret;
wolfSSL 15:117db924cf7c 259 }
wolfSSL 15:117db924cf7c 260
wolfSSL 15:117db924cf7c 261 int wc_InitMd5_ex(wc_Md5* md5, void* heap, int devId)
wolfSSL 15:117db924cf7c 262 {
wolfSSL 15:117db924cf7c 263 int ret = 0;
wolfSSL 15:117db924cf7c 264
wolfSSL 15:117db924cf7c 265 if (md5 == NULL)
wolfSSL 15:117db924cf7c 266 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 267
wolfSSL 15:117db924cf7c 268 md5->heap = heap;
wolfSSL 15:117db924cf7c 269
wolfSSL 15:117db924cf7c 270 ret = _InitMd5(md5);
wolfSSL 15:117db924cf7c 271 if (ret != 0)
wolfSSL 15:117db924cf7c 272 return ret;
wolfSSL 15:117db924cf7c 273
wolfSSL 15:117db924cf7c 274 #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_MD5)
wolfSSL 15:117db924cf7c 275 ret = wolfAsync_DevCtxInit(&md5->asyncDev, WOLFSSL_ASYNC_MARKER_MD5,
wolfSSL 15:117db924cf7c 276 md5->heap, devId);
wolfSSL 15:117db924cf7c 277 #else
wolfSSL 15:117db924cf7c 278 (void)devId;
wolfSSL 15:117db924cf7c 279 #endif
wolfSSL 15:117db924cf7c 280 return ret;
wolfSSL 15:117db924cf7c 281 }
wolfSSL 15:117db924cf7c 282
wolfSSL 15:117db924cf7c 283 int wc_Md5Update(wc_Md5* md5, const byte* data, word32 len)
wolfSSL 15:117db924cf7c 284 {
wolfSSL 15:117db924cf7c 285 int ret = 0;
wolfSSL 15:117db924cf7c 286 byte* local;
wolfSSL 15:117db924cf7c 287
wolfSSL 15:117db924cf7c 288 if (md5 == NULL || (data == NULL && len > 0)) {
wolfSSL 15:117db924cf7c 289 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 290 }
wolfSSL 15:117db924cf7c 291
wolfSSL 15:117db924cf7c 292 #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_MD5)
wolfSSL 15:117db924cf7c 293 if (md5->asyncDev.marker == WOLFSSL_ASYNC_MARKER_MD5) {
wolfSSL 15:117db924cf7c 294 #if defined(HAVE_INTEL_QA)
wolfSSL 15:117db924cf7c 295 return IntelQaSymMd5(&md5->asyncDev, NULL, data, len);
wolfSSL 15:117db924cf7c 296 #endif
wolfSSL 15:117db924cf7c 297 }
wolfSSL 15:117db924cf7c 298 #endif /* WOLFSSL_ASYNC_CRYPT */
wolfSSL 15:117db924cf7c 299
wolfSSL 15:117db924cf7c 300 /* do block size increments */
wolfSSL 15:117db924cf7c 301 local = (byte*)md5->buffer;
wolfSSL 15:117db924cf7c 302
wolfSSL 15:117db924cf7c 303 /* check that internal buffLen is valid */
wolfSSL 15:117db924cf7c 304 if (md5->buffLen >= WC_MD5_BLOCK_SIZE)
wolfSSL 15:117db924cf7c 305 return BUFFER_E;
wolfSSL 15:117db924cf7c 306
wolfSSL 15:117db924cf7c 307 while (len) {
wolfSSL 15:117db924cf7c 308 word32 add = min(len, WC_MD5_BLOCK_SIZE - md5->buffLen);
wolfSSL 15:117db924cf7c 309 XMEMCPY(&local[md5->buffLen], data, add);
wolfSSL 15:117db924cf7c 310
wolfSSL 15:117db924cf7c 311 md5->buffLen += add;
wolfSSL 15:117db924cf7c 312 data += add;
wolfSSL 15:117db924cf7c 313 len -= add;
wolfSSL 15:117db924cf7c 314
wolfSSL 15:117db924cf7c 315 if (md5->buffLen == WC_MD5_BLOCK_SIZE) {
wolfSSL 15:117db924cf7c 316 #if defined(BIG_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA)
wolfSSL 15:117db924cf7c 317 ByteReverseWords(md5->buffer, md5->buffer, WC_MD5_BLOCK_SIZE);
wolfSSL 15:117db924cf7c 318 #endif
wolfSSL 15:117db924cf7c 319 XTRANSFORM(md5, local);
wolfSSL 15:117db924cf7c 320 AddLength(md5, WC_MD5_BLOCK_SIZE);
wolfSSL 15:117db924cf7c 321 md5->buffLen = 0;
wolfSSL 15:117db924cf7c 322 }
wolfSSL 15:117db924cf7c 323 }
wolfSSL 15:117db924cf7c 324 return ret;
wolfSSL 15:117db924cf7c 325 }
wolfSSL 15:117db924cf7c 326
wolfSSL 15:117db924cf7c 327 int wc_Md5Final(wc_Md5* md5, byte* hash)
wolfSSL 15:117db924cf7c 328 {
wolfSSL 15:117db924cf7c 329 byte* local;
wolfSSL 15:117db924cf7c 330
wolfSSL 15:117db924cf7c 331 if (md5 == NULL || hash == NULL) {
wolfSSL 15:117db924cf7c 332 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 333 }
wolfSSL 15:117db924cf7c 334
wolfSSL 15:117db924cf7c 335 #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_MD5)
wolfSSL 15:117db924cf7c 336 if (md5->asyncDev.marker == WOLFSSL_ASYNC_MARKER_MD5) {
wolfSSL 15:117db924cf7c 337 #if defined(HAVE_INTEL_QA)
wolfSSL 15:117db924cf7c 338 return IntelQaSymMd5(&md5->asyncDev, hash, NULL, WC_MD5_DIGEST_SIZE);
wolfSSL 15:117db924cf7c 339 #endif
wolfSSL 15:117db924cf7c 340 }
wolfSSL 15:117db924cf7c 341 #endif /* WOLFSSL_ASYNC_CRYPT */
wolfSSL 15:117db924cf7c 342
wolfSSL 15:117db924cf7c 343 local = (byte*)md5->buffer;
wolfSSL 15:117db924cf7c 344
wolfSSL 15:117db924cf7c 345 AddLength(md5, md5->buffLen); /* before adding pads */
wolfSSL 15:117db924cf7c 346 local[md5->buffLen++] = 0x80; /* add 1 */
wolfSSL 15:117db924cf7c 347
wolfSSL 15:117db924cf7c 348 /* pad with zeros */
wolfSSL 15:117db924cf7c 349 if (md5->buffLen > WC_MD5_PAD_SIZE) {
wolfSSL 15:117db924cf7c 350 XMEMSET(&local[md5->buffLen], 0, WC_MD5_BLOCK_SIZE - md5->buffLen);
wolfSSL 15:117db924cf7c 351 md5->buffLen += WC_MD5_BLOCK_SIZE - md5->buffLen;
wolfSSL 15:117db924cf7c 352
wolfSSL 15:117db924cf7c 353 #if defined(BIG_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA)
wolfSSL 15:117db924cf7c 354 ByteReverseWords(md5->buffer, md5->buffer, WC_MD5_BLOCK_SIZE);
wolfSSL 15:117db924cf7c 355 #endif
wolfSSL 15:117db924cf7c 356 XTRANSFORM(md5, local);
wolfSSL 15:117db924cf7c 357 md5->buffLen = 0;
wolfSSL 15:117db924cf7c 358 }
wolfSSL 15:117db924cf7c 359 XMEMSET(&local[md5->buffLen], 0, WC_MD5_PAD_SIZE - md5->buffLen);
wolfSSL 15:117db924cf7c 360
wolfSSL 15:117db924cf7c 361 #if defined(BIG_ENDIAN_ORDER) && !defined(FREESCALE_MMCAU_SHA)
wolfSSL 15:117db924cf7c 362 ByteReverseWords(md5->buffer, md5->buffer, WC_MD5_BLOCK_SIZE);
wolfSSL 15:117db924cf7c 363 #endif
wolfSSL 15:117db924cf7c 364
wolfSSL 15:117db924cf7c 365 /* put lengths in bits */
wolfSSL 15:117db924cf7c 366 md5->hiLen = (md5->loLen >> (8*sizeof(md5->loLen) - 3)) +
wolfSSL 15:117db924cf7c 367 (md5->hiLen << 3);
wolfSSL 15:117db924cf7c 368 md5->loLen = md5->loLen << 3;
wolfSSL 15:117db924cf7c 369
wolfSSL 15:117db924cf7c 370 /* store lengths */
wolfSSL 15:117db924cf7c 371 /* ! length ordering dependent on digest endian type ! */
wolfSSL 15:117db924cf7c 372 XMEMCPY(&local[WC_MD5_PAD_SIZE], &md5->loLen, sizeof(word32));
wolfSSL 15:117db924cf7c 373 XMEMCPY(&local[WC_MD5_PAD_SIZE + sizeof(word32)], &md5->hiLen, sizeof(word32));
wolfSSL 15:117db924cf7c 374
wolfSSL 15:117db924cf7c 375 /* final transform and result to hash */
wolfSSL 15:117db924cf7c 376 XTRANSFORM(md5, local);
wolfSSL 15:117db924cf7c 377 #ifdef BIG_ENDIAN_ORDER
wolfSSL 15:117db924cf7c 378 ByteReverseWords(md5->digest, md5->digest, WC_MD5_DIGEST_SIZE);
wolfSSL 15:117db924cf7c 379 #endif
wolfSSL 15:117db924cf7c 380 XMEMCPY(hash, md5->digest, WC_MD5_DIGEST_SIZE);
wolfSSL 15:117db924cf7c 381
wolfSSL 15:117db924cf7c 382 return _InitMd5(md5); /* reset state */
wolfSSL 15:117db924cf7c 383 }
wolfSSL 15:117db924cf7c 384 #endif /* !HAVE_MD5_CUST_API */
wolfSSL 15:117db924cf7c 385
wolfSSL 15:117db924cf7c 386
wolfSSL 15:117db924cf7c 387 int wc_InitMd5(wc_Md5* md5)
wolfSSL 15:117db924cf7c 388 {
wolfSSL 15:117db924cf7c 389 if (md5 == NULL) {
wolfSSL 15:117db924cf7c 390 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 391 }
wolfSSL 15:117db924cf7c 392 return wc_InitMd5_ex(md5, NULL, INVALID_DEVID);
wolfSSL 15:117db924cf7c 393 }
wolfSSL 15:117db924cf7c 394
wolfSSL 15:117db924cf7c 395 void wc_Md5Free(wc_Md5* md5)
wolfSSL 15:117db924cf7c 396 {
wolfSSL 15:117db924cf7c 397 if (md5 == NULL)
wolfSSL 15:117db924cf7c 398 return;
wolfSSL 15:117db924cf7c 399 #if defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_MD5)
wolfSSL 15:117db924cf7c 400 wolfAsync_DevCtxFree(&md5->asyncDev, WOLFSSL_ASYNC_MARKER_MD5);
wolfSSL 15:117db924cf7c 401 #endif /* WOLFSSL_ASYNC_CRYPT */
wolfSSL 15:117db924cf7c 402 }
wolfSSL 15:117db924cf7c 403
wolfSSL 15:117db924cf7c 404 int wc_Md5GetHash(wc_Md5* md5, byte* hash)
wolfSSL 15:117db924cf7c 405 {
wolfSSL 15:117db924cf7c 406 int ret;
wolfSSL 15:117db924cf7c 407 wc_Md5 tmpMd5;
wolfSSL 15:117db924cf7c 408
wolfSSL 15:117db924cf7c 409 if (md5 == NULL || hash == NULL)
wolfSSL 15:117db924cf7c 410 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 411
wolfSSL 15:117db924cf7c 412 ret = wc_Md5Copy(md5, &tmpMd5);
wolfSSL 15:117db924cf7c 413 if (ret == 0) {
wolfSSL 15:117db924cf7c 414 ret = wc_Md5Final(&tmpMd5, hash);
wolfSSL 15:117db924cf7c 415 }
wolfSSL 15:117db924cf7c 416
wolfSSL 15:117db924cf7c 417 return ret;
wolfSSL 15:117db924cf7c 418 }
wolfSSL 15:117db924cf7c 419
wolfSSL 15:117db924cf7c 420 int wc_Md5Copy(wc_Md5* src, wc_Md5* dst)
wolfSSL 15:117db924cf7c 421 {
wolfSSL 15:117db924cf7c 422 int ret = 0;
wolfSSL 15:117db924cf7c 423
wolfSSL 15:117db924cf7c 424 if (src == NULL || dst == NULL)
wolfSSL 15:117db924cf7c 425 return BAD_FUNC_ARG;
wolfSSL 15:117db924cf7c 426
wolfSSL 15:117db924cf7c 427 XMEMCPY(dst, src, sizeof(wc_Md5));
wolfSSL 15:117db924cf7c 428
wolfSSL 15:117db924cf7c 429 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 15:117db924cf7c 430 ret = wolfAsync_DevCopy(&src->asyncDev, &dst->asyncDev);
wolfSSL 15:117db924cf7c 431 #endif
wolfSSL 15:117db924cf7c 432 #ifdef WOLFSSL_PIC32MZ_HASH
wolfSSL 15:117db924cf7c 433 ret = wc_Pic32HashCopy(&src->cache, &dst->cache);
wolfSSL 15:117db924cf7c 434 #endif
wolfSSL 15:117db924cf7c 435
wolfSSL 15:117db924cf7c 436 return ret;
wolfSSL 15:117db924cf7c 437 }
wolfSSL 15:117db924cf7c 438
wolfSSL 15:117db924cf7c 439 #endif /* WOLFSSL_TI_HASH */
wolfSSL 15:117db924cf7c 440 #endif /* NO_MD5 */
wolfSSL 15:117db924cf7c 441