1 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com) 2 * All rights reserved. 3 * 4 * This package is an SSL implementation written 5 * by Eric Young (eay (at) cryptsoft.com). 6 * The implementation was written so as to conform with Netscapes SSL. 7 * 8 * This library is free for commercial and non-commercial use as long as 9 * the following conditions are aheared to. The following conditions 10 * apply to all code found in this distribution, be it the RC4, RSA, 11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 12 * included with this distribution is covered by the same copyright terms 13 * except that the holder is Tim Hudson (tjh (at) cryptsoft.com). 14 * 15 * Copyright remains Eric Young's, and as such any Copyright notices in 16 * the code are not to be removed. 17 * If this package is used in a product, Eric Young should be given attribution 18 * as the author of the parts of the library used. 19 * This can be in the form of a textual message at program startup or 20 * in documentation (online or textual) provided with the package. 21 * 22 * Redistribution and use in source and binary forms, with or without 23 * modification, are permitted provided that the following conditions 24 * are met: 25 * 1. Redistributions of source code must retain the copyright 26 * notice, this list of conditions and the following disclaimer. 27 * 2. Redistributions in binary form must reproduce the above copyright 28 * notice, this list of conditions and the following disclaimer in the 29 * documentation and/or other materials provided with the distribution. 30 * 3. All advertising materials mentioning features or use of this software 31 * must display the following acknowledgement: 32 * "This product includes cryptographic software written by 33 * Eric Young (eay (at) cryptsoft.com)" 34 * The word 'cryptographic' can be left out if the rouines from the library 35 * being used are not cryptographic related :-). 36 * 4. If you include any Windows specific code (or a derivative thereof) from 37 * the apps directory (application code) you must include an acknowledgement: 38 * "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)" 39 * 40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * SUCH DAMAGE. 51 * 52 * The licence and distribution terms for any publically available version or 53 * derivative of this code cannot be changed. i.e. this code cannot simply be 54 * copied and put under another distribution licence 55 * [including the GNU Public Licence.] */ 56 57 #include <openssl/ripemd.h> 58 59 #include <string.h> 60 61 #include "internal.h" 62 63 64 int RIPEMD160_Init(RIPEMD160_CTX *ctx) { 65 OPENSSL_memset(ctx, 0, sizeof(*ctx)); 66 ctx->h[0] = RIPEMD160_A; 67 ctx->h[1] = RIPEMD160_B; 68 ctx->h[2] = RIPEMD160_C; 69 ctx->h[3] = RIPEMD160_D; 70 ctx->h[4] = RIPEMD160_E; 71 return 1; 72 } 73 74 static void ripemd160_block_data_order(uint32_t h[5], const uint8_t *data, 75 size_t num) { 76 uint32_t A, B, C, D, E; 77 uint32_t a, b, c, d, e, l; 78 uint32_t XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, XX8, XX9, XX10, XX11, XX12, 79 XX13, XX14, XX15; 80 #define X(i) XX##i 81 82 for (; num--;) { 83 A = h[0]; 84 B = h[1]; 85 C = h[2]; 86 D = h[3]; 87 E = h[4]; 88 89 HOST_c2l(data, l); 90 X(0) = l; 91 HOST_c2l(data, l); 92 X(1) = l; 93 RIP1(A, B, C, D, E, WL00, SL00); 94 HOST_c2l(data, l); 95 X(2) = l; 96 RIP1(E, A, B, C, D, WL01, SL01); 97 HOST_c2l(data, l); 98 X(3) = l; 99 RIP1(D, E, A, B, C, WL02, SL02); 100 HOST_c2l(data, l); 101 X(4) = l; 102 RIP1(C, D, E, A, B, WL03, SL03); 103 HOST_c2l(data, l); 104 X(5) = l; 105 RIP1(B, C, D, E, A, WL04, SL04); 106 HOST_c2l(data, l); 107 X(6) = l; 108 RIP1(A, B, C, D, E, WL05, SL05); 109 HOST_c2l(data, l); 110 X(7) = l; 111 RIP1(E, A, B, C, D, WL06, SL06); 112 HOST_c2l(data, l); 113 X(8) = l; 114 RIP1(D, E, A, B, C, WL07, SL07); 115 HOST_c2l(data, l); 116 X(9) = l; 117 RIP1(C, D, E, A, B, WL08, SL08); 118 HOST_c2l(data, l); 119 X(10) = l; 120 RIP1(B, C, D, E, A, WL09, SL09); 121 HOST_c2l(data, l); 122 X(11) = l; 123 RIP1(A, B, C, D, E, WL10, SL10); 124 HOST_c2l(data, l); 125 X(12) = l; 126 RIP1(E, A, B, C, D, WL11, SL11); 127 HOST_c2l(data, l); 128 X(13) = l; 129 RIP1(D, E, A, B, C, WL12, SL12); 130 HOST_c2l(data, l); 131 X(14) = l; 132 RIP1(C, D, E, A, B, WL13, SL13); 133 HOST_c2l(data, l); 134 X(15) = l; 135 RIP1(B, C, D, E, A, WL14, SL14); 136 RIP1(A, B, C, D, E, WL15, SL15); 137 138 RIP2(E, A, B, C, D, WL16, SL16, KL1); 139 RIP2(D, E, A, B, C, WL17, SL17, KL1); 140 RIP2(C, D, E, A, B, WL18, SL18, KL1); 141 RIP2(B, C, D, E, A, WL19, SL19, KL1); 142 RIP2(A, B, C, D, E, WL20, SL20, KL1); 143 RIP2(E, A, B, C, D, WL21, SL21, KL1); 144 RIP2(D, E, A, B, C, WL22, SL22, KL1); 145 RIP2(C, D, E, A, B, WL23, SL23, KL1); 146 RIP2(B, C, D, E, A, WL24, SL24, KL1); 147 RIP2(A, B, C, D, E, WL25, SL25, KL1); 148 RIP2(E, A, B, C, D, WL26, SL26, KL1); 149 RIP2(D, E, A, B, C, WL27, SL27, KL1); 150 RIP2(C, D, E, A, B, WL28, SL28, KL1); 151 RIP2(B, C, D, E, A, WL29, SL29, KL1); 152 RIP2(A, B, C, D, E, WL30, SL30, KL1); 153 RIP2(E, A, B, C, D, WL31, SL31, KL1); 154 155 RIP3(D, E, A, B, C, WL32, SL32, KL2); 156 RIP3(C, D, E, A, B, WL33, SL33, KL2); 157 RIP3(B, C, D, E, A, WL34, SL34, KL2); 158 RIP3(A, B, C, D, E, WL35, SL35, KL2); 159 RIP3(E, A, B, C, D, WL36, SL36, KL2); 160 RIP3(D, E, A, B, C, WL37, SL37, KL2); 161 RIP3(C, D, E, A, B, WL38, SL38, KL2); 162 RIP3(B, C, D, E, A, WL39, SL39, KL2); 163 RIP3(A, B, C, D, E, WL40, SL40, KL2); 164 RIP3(E, A, B, C, D, WL41, SL41, KL2); 165 RIP3(D, E, A, B, C, WL42, SL42, KL2); 166 RIP3(C, D, E, A, B, WL43, SL43, KL2); 167 RIP3(B, C, D, E, A, WL44, SL44, KL2); 168 RIP3(A, B, C, D, E, WL45, SL45, KL2); 169 RIP3(E, A, B, C, D, WL46, SL46, KL2); 170 RIP3(D, E, A, B, C, WL47, SL47, KL2); 171 172 RIP4(C, D, E, A, B, WL48, SL48, KL3); 173 RIP4(B, C, D, E, A, WL49, SL49, KL3); 174 RIP4(A, B, C, D, E, WL50, SL50, KL3); 175 RIP4(E, A, B, C, D, WL51, SL51, KL3); 176 RIP4(D, E, A, B, C, WL52, SL52, KL3); 177 RIP4(C, D, E, A, B, WL53, SL53, KL3); 178 RIP4(B, C, D, E, A, WL54, SL54, KL3); 179 RIP4(A, B, C, D, E, WL55, SL55, KL3); 180 RIP4(E, A, B, C, D, WL56, SL56, KL3); 181 RIP4(D, E, A, B, C, WL57, SL57, KL3); 182 RIP4(C, D, E, A, B, WL58, SL58, KL3); 183 RIP4(B, C, D, E, A, WL59, SL59, KL3); 184 RIP4(A, B, C, D, E, WL60, SL60, KL3); 185 RIP4(E, A, B, C, D, WL61, SL61, KL3); 186 RIP4(D, E, A, B, C, WL62, SL62, KL3); 187 RIP4(C, D, E, A, B, WL63, SL63, KL3); 188 189 RIP5(B, C, D, E, A, WL64, SL64, KL4); 190 RIP5(A, B, C, D, E, WL65, SL65, KL4); 191 RIP5(E, A, B, C, D, WL66, SL66, KL4); 192 RIP5(D, E, A, B, C, WL67, SL67, KL4); 193 RIP5(C, D, E, A, B, WL68, SL68, KL4); 194 RIP5(B, C, D, E, A, WL69, SL69, KL4); 195 RIP5(A, B, C, D, E, WL70, SL70, KL4); 196 RIP5(E, A, B, C, D, WL71, SL71, KL4); 197 RIP5(D, E, A, B, C, WL72, SL72, KL4); 198 RIP5(C, D, E, A, B, WL73, SL73, KL4); 199 RIP5(B, C, D, E, A, WL74, SL74, KL4); 200 RIP5(A, B, C, D, E, WL75, SL75, KL4); 201 RIP5(E, A, B, C, D, WL76, SL76, KL4); 202 RIP5(D, E, A, B, C, WL77, SL77, KL4); 203 RIP5(C, D, E, A, B, WL78, SL78, KL4); 204 RIP5(B, C, D, E, A, WL79, SL79, KL4); 205 206 a = A; 207 b = B; 208 c = C; 209 d = D; 210 e = E; 211 /* Do other half */ 212 A = h[0]; 213 B = h[1]; 214 C = h[2]; 215 D = h[3]; 216 E = h[4]; 217 218 RIP5(A, B, C, D, E, WR00, SR00, KR0); 219 RIP5(E, A, B, C, D, WR01, SR01, KR0); 220 RIP5(D, E, A, B, C, WR02, SR02, KR0); 221 RIP5(C, D, E, A, B, WR03, SR03, KR0); 222 RIP5(B, C, D, E, A, WR04, SR04, KR0); 223 RIP5(A, B, C, D, E, WR05, SR05, KR0); 224 RIP5(E, A, B, C, D, WR06, SR06, KR0); 225 RIP5(D, E, A, B, C, WR07, SR07, KR0); 226 RIP5(C, D, E, A, B, WR08, SR08, KR0); 227 RIP5(B, C, D, E, A, WR09, SR09, KR0); 228 RIP5(A, B, C, D, E, WR10, SR10, KR0); 229 RIP5(E, A, B, C, D, WR11, SR11, KR0); 230 RIP5(D, E, A, B, C, WR12, SR12, KR0); 231 RIP5(C, D, E, A, B, WR13, SR13, KR0); 232 RIP5(B, C, D, E, A, WR14, SR14, KR0); 233 RIP5(A, B, C, D, E, WR15, SR15, KR0); 234 235 RIP4(E, A, B, C, D, WR16, SR16, KR1); 236 RIP4(D, E, A, B, C, WR17, SR17, KR1); 237 RIP4(C, D, E, A, B, WR18, SR18, KR1); 238 RIP4(B, C, D, E, A, WR19, SR19, KR1); 239 RIP4(A, B, C, D, E, WR20, SR20, KR1); 240 RIP4(E, A, B, C, D, WR21, SR21, KR1); 241 RIP4(D, E, A, B, C, WR22, SR22, KR1); 242 RIP4(C, D, E, A, B, WR23, SR23, KR1); 243 RIP4(B, C, D, E, A, WR24, SR24, KR1); 244 RIP4(A, B, C, D, E, WR25, SR25, KR1); 245 RIP4(E, A, B, C, D, WR26, SR26, KR1); 246 RIP4(D, E, A, B, C, WR27, SR27, KR1); 247 RIP4(C, D, E, A, B, WR28, SR28, KR1); 248 RIP4(B, C, D, E, A, WR29, SR29, KR1); 249 RIP4(A, B, C, D, E, WR30, SR30, KR1); 250 RIP4(E, A, B, C, D, WR31, SR31, KR1); 251 252 RIP3(D, E, A, B, C, WR32, SR32, KR2); 253 RIP3(C, D, E, A, B, WR33, SR33, KR2); 254 RIP3(B, C, D, E, A, WR34, SR34, KR2); 255 RIP3(A, B, C, D, E, WR35, SR35, KR2); 256 RIP3(E, A, B, C, D, WR36, SR36, KR2); 257 RIP3(D, E, A, B, C, WR37, SR37, KR2); 258 RIP3(C, D, E, A, B, WR38, SR38, KR2); 259 RIP3(B, C, D, E, A, WR39, SR39, KR2); 260 RIP3(A, B, C, D, E, WR40, SR40, KR2); 261 RIP3(E, A, B, C, D, WR41, SR41, KR2); 262 RIP3(D, E, A, B, C, WR42, SR42, KR2); 263 RIP3(C, D, E, A, B, WR43, SR43, KR2); 264 RIP3(B, C, D, E, A, WR44, SR44, KR2); 265 RIP3(A, B, C, D, E, WR45, SR45, KR2); 266 RIP3(E, A, B, C, D, WR46, SR46, KR2); 267 RIP3(D, E, A, B, C, WR47, SR47, KR2); 268 269 RIP2(C, D, E, A, B, WR48, SR48, KR3); 270 RIP2(B, C, D, E, A, WR49, SR49, KR3); 271 RIP2(A, B, C, D, E, WR50, SR50, KR3); 272 RIP2(E, A, B, C, D, WR51, SR51, KR3); 273 RIP2(D, E, A, B, C, WR52, SR52, KR3); 274 RIP2(C, D, E, A, B, WR53, SR53, KR3); 275 RIP2(B, C, D, E, A, WR54, SR54, KR3); 276 RIP2(A, B, C, D, E, WR55, SR55, KR3); 277 RIP2(E, A, B, C, D, WR56, SR56, KR3); 278 RIP2(D, E, A, B, C, WR57, SR57, KR3); 279 RIP2(C, D, E, A, B, WR58, SR58, KR3); 280 RIP2(B, C, D, E, A, WR59, SR59, KR3); 281 RIP2(A, B, C, D, E, WR60, SR60, KR3); 282 RIP2(E, A, B, C, D, WR61, SR61, KR3); 283 RIP2(D, E, A, B, C, WR62, SR62, KR3); 284 RIP2(C, D, E, A, B, WR63, SR63, KR3); 285 286 RIP1(B, C, D, E, A, WR64, SR64); 287 RIP1(A, B, C, D, E, WR65, SR65); 288 RIP1(E, A, B, C, D, WR66, SR66); 289 RIP1(D, E, A, B, C, WR67, SR67); 290 RIP1(C, D, E, A, B, WR68, SR68); 291 RIP1(B, C, D, E, A, WR69, SR69); 292 RIP1(A, B, C, D, E, WR70, SR70); 293 RIP1(E, A, B, C, D, WR71, SR71); 294 RIP1(D, E, A, B, C, WR72, SR72); 295 RIP1(C, D, E, A, B, WR73, SR73); 296 RIP1(B, C, D, E, A, WR74, SR74); 297 RIP1(A, B, C, D, E, WR75, SR75); 298 RIP1(E, A, B, C, D, WR76, SR76); 299 RIP1(D, E, A, B, C, WR77, SR77); 300 RIP1(C, D, E, A, B, WR78, SR78); 301 RIP1(B, C, D, E, A, WR79, SR79); 302 303 D = h[1] + c + D; 304 h[1] = h[2] + d + E; 305 h[2] = h[3] + e + A; 306 h[3] = h[4] + a + B; 307 h[4] = h[0] + b + C; 308 h[0] = D; 309 } 310 311 #undef X 312 } 313 314 uint8_t *RIPEMD160(const uint8_t *data, size_t len, unsigned char *out) { 315 RIPEMD160_CTX ctx; 316 317 if (!RIPEMD160_Init(&ctx)) { 318 return NULL; 319 } 320 321 RIPEMD160_Update(&ctx, data, len); 322 RIPEMD160_Final(out, &ctx); 323 return out; 324 } 325
