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Function md5_transform

lib_acl_cpp/samples/md5/md5_c.cpp:133–214  ·  view source on GitHub ↗

* 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. */

Source from the content-addressed store, hash-verified

131 * the data and converts bytes into longwords for this routine.
132 */
133void md5_transform(uint32_t buf[4], uint32_t const in[16])
134{
135 uint32_t a, b, c, d;
136
137 a = buf[0];
138 b = buf[1];
139 c = buf[2];
140 d = buf[3];
141
142 MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
143 MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
144 MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
145 MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
146 MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
147 MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
148 MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
149 MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
150 MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
151 MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
152 MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
153 MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
154 MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
155 MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
156 MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
157 MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);
158
159 MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
160 MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
161 MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
162 MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
163 MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
164 MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
165 MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
166 MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
167 MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
168 MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
169 MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
170 MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
171 MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
172 MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
173 MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
174 MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
175
176 MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
177 MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
178 MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
179 MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
180 MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
181 MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
182 MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
183 MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
184 MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
185 MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
186 MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
187 MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
188 MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
189 MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
190 MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);

Callers 2

md5_updateFunction · 0.85
md5_finalFunction · 0.85

Calls

no outgoing calls

Tested by

no test coverage detected

Used in the wild real call sites across dependent graphs

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