* The core of the MD5 algorithm, this alters an existing MD5 hash to * reflect the addition of 16 longwords of new data. MD5Update blocks * the data and converts bytes into longwords for this routine. */
| 157 | * the data and converts bytes into longwords for this routine. |
| 158 | */ |
| 159 | void MD5Transform(uint32_t buf[4], uint32_t in[16]) |
| 160 | { |
| 161 | uint32_t a, b, c, d; |
| 162 | |
| 163 | a = buf[0]; |
| 164 | b = buf[1]; |
| 165 | c = buf[2]; |
| 166 | d = buf[3]; |
| 167 | |
| 168 | MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7); |
| 169 | MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12); |
| 170 | MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17); |
| 171 | MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22); |
| 172 | MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7); |
| 173 | MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12); |
| 174 | MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17); |
| 175 | MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22); |
| 176 | MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7); |
| 177 | MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12); |
| 178 | MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17); |
| 179 | MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22); |
| 180 | MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7); |
| 181 | MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12); |
| 182 | MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17); |
| 183 | MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22); |
| 184 | |
| 185 | MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5); |
| 186 | MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9); |
| 187 | MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14); |
| 188 | MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20); |
| 189 | MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5); |
| 190 | MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9); |
| 191 | MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14); |
| 192 | MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20); |
| 193 | MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5); |
| 194 | MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9); |
| 195 | MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14); |
| 196 | MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20); |
| 197 | MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5); |
| 198 | MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9); |
| 199 | MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14); |
| 200 | MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20); |
| 201 | |
| 202 | MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4); |
| 203 | MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11); |
| 204 | MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16); |
| 205 | MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23); |
| 206 | MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4); |
| 207 | MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11); |
| 208 | MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16); |
| 209 | MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23); |
| 210 | MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4); |
| 211 | MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11); |
| 212 | MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16); |
| 213 | MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23); |
| 214 | MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4); |
| 215 | MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11); |
| 216 | MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16); |