1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@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@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@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@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
RIPEMD160_Init(RIPEMD160_CTX * ctx)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
ripemd160_block_data_order(uint32_t h[5],const uint8_t * data,size_t num)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
RIPEMD160(const uint8_t * data,size_t len,unsigned char * out)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