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b1322259 RS |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
d02b48c6 | 3 | * |
b1322259 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
10 | #include <stdlib.h> | |
11 | #include <string.h> | |
12 | ||
58c7977c | 13 | #include <openssl/opensslconf.h> |
7f7c318c | 14 | #include <openssl/sha.h> |
d02b48c6 | 15 | |
7f7c318c AP |
16 | #define DATA_ORDER_IS_BIG_ENDIAN |
17 | ||
18 | #define HASH_LONG SHA_LONG | |
7f7c318c AP |
19 | #define HASH_CTX SHA_CTX |
20 | #define HASH_CBLOCK SHA_CBLOCK | |
0f113f3e MC |
21 | #define HASH_MAKE_STRING(c,s) do { \ |
22 | unsigned long ll; \ | |
23 | ll=(c)->h0; (void)HOST_l2c(ll,(s)); \ | |
24 | ll=(c)->h1; (void)HOST_l2c(ll,(s)); \ | |
25 | ll=(c)->h2; (void)HOST_l2c(ll,(s)); \ | |
26 | ll=(c)->h3; (void)HOST_l2c(ll,(s)); \ | |
27 | ll=(c)->h4; (void)HOST_l2c(ll,(s)); \ | |
28 | } while (0) | |
7f7c318c | 29 | |
474e469b RS |
30 | #define HASH_UPDATE SHA1_Update |
31 | #define HASH_TRANSFORM SHA1_Transform | |
32 | #define HASH_FINAL SHA1_Final | |
33 | #define HASH_INIT SHA1_Init | |
34 | #define HASH_BLOCK_DATA_ORDER sha1_block_data_order | |
35 | #define Xupdate(a,ix,ia,ib,ic,id) ( (a)=(ia^ib^ic^id), \ | |
0f113f3e MC |
36 | ix=(a)=ROTATE((a),1) \ |
37 | ) | |
7f7c318c | 38 | |
474e469b RS |
39 | #ifndef SHA1_ASM |
40 | static void sha1_block_data_order(SHA_CTX *c, const void *p, size_t num); | |
d02b48c6 | 41 | #else |
474e469b | 42 | void sha1_block_data_order(SHA_CTX *c, const void *p, size_t num); |
d02b48c6 | 43 | #endif |
7f7c318c | 44 | |
b39fc560 | 45 | #include "internal/md32_common.h" |
d02b48c6 | 46 | |
7f7c318c AP |
47 | #define INIT_DATA_h0 0x67452301UL |
48 | #define INIT_DATA_h1 0xefcdab89UL | |
49 | #define INIT_DATA_h2 0x98badcfeUL | |
50 | #define INIT_DATA_h3 0x10325476UL | |
51 | #define INIT_DATA_h4 0xc3d2e1f0UL | |
52 | ||
0f113f3e MC |
53 | int HASH_INIT(SHA_CTX *c) |
54 | { | |
55 | memset(c, 0, sizeof(*c)); | |
56 | c->h0 = INIT_DATA_h0; | |
57 | c->h1 = INIT_DATA_h1; | |
58 | c->h2 = INIT_DATA_h2; | |
59 | c->h3 = INIT_DATA_h3; | |
60 | c->h4 = INIT_DATA_h4; | |
61 | return 1; | |
62 | } | |
63 | ||
64 | #define K_00_19 0x5a827999UL | |
7f7c318c AP |
65 | #define K_20_39 0x6ed9eba1UL |
66 | #define K_40_59 0x8f1bbcdcUL | |
67 | #define K_60_79 0xca62c1d6UL | |
68 | ||
0f113f3e | 69 | /* |
e3713c36 | 70 | * As pointed out by Wei Dai, F() below can be simplified to the code in |
46f4e1be | 71 | * F_00_19. Wei attributes these optimizations to Peter Gutmann's SHS code, |
e3713c36 RS |
72 | * and he attributes it to Rich Schroeppel. |
73 | * #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z))) | |
74 | * I've just become aware of another tweak to be made, again from Wei Dai, | |
75 | * in F_40_59, (x&a)|(y&a) -> (x|y)&a | |
d02b48c6 | 76 | */ |
0f113f3e MC |
77 | #define F_00_19(b,c,d) ((((c) ^ (d)) & (b)) ^ (d)) |
78 | #define F_20_39(b,c,d) ((b) ^ (c) ^ (d)) | |
79 | #define F_40_59(b,c,d) (((b) & (c)) | (((b)|(c)) & (d))) | |
80 | #define F_60_79(b,c,d) F_20_39(b,c,d) | |
d02b48c6 | 81 | |
4a37c487 AP |
82 | #ifndef OPENSSL_SMALL_FOOTPRINT |
83 | ||
0f113f3e MC |
84 | # define BODY_00_15(i,a,b,c,d,e,f,xi) \ |
85 | (f)=xi+(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \ | |
86 | (b)=ROTATE((b),30); | |
87 | ||
88 | # define BODY_16_19(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \ | |
89 | Xupdate(f,xi,xa,xb,xc,xd); \ | |
90 | (f)+=(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \ | |
91 | (b)=ROTATE((b),30); | |
92 | ||
93 | # define BODY_20_31(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \ | |
94 | Xupdate(f,xi,xa,xb,xc,xd); \ | |
95 | (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \ | |
96 | (b)=ROTATE((b),30); | |
97 | ||
98 | # define BODY_32_39(i,a,b,c,d,e,f,xa,xb,xc,xd) \ | |
99 | Xupdate(f,xa,xa,xb,xc,xd); \ | |
100 | (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \ | |
101 | (b)=ROTATE((b),30); | |
102 | ||
103 | # define BODY_40_59(i,a,b,c,d,e,f,xa,xb,xc,xd) \ | |
104 | Xupdate(f,xa,xa,xb,xc,xd); \ | |
105 | (f)+=(e)+K_40_59+ROTATE((a),5)+F_40_59((b),(c),(d)); \ | |
106 | (b)=ROTATE((b),30); | |
107 | ||
108 | # define BODY_60_79(i,a,b,c,d,e,f,xa,xb,xc,xd) \ | |
109 | Xupdate(f,xa,xa,xb,xc,xd); \ | |
110 | (f)=xa+(e)+K_60_79+ROTATE((a),5)+F_60_79((b),(c),(d)); \ | |
111 | (b)=ROTATE((b),30); | |
112 | ||
113 | # ifdef X | |
114 | # undef X | |
115 | # endif | |
116 | # ifndef MD32_XARRAY | |
bcba6cc6 AP |
117 | /* |
118 | * Originally X was an array. As it's automatic it's natural | |
0d4fb843 | 119 | * to expect RISC compiler to accommodate at least part of it in |
bcba6cc6 AP |
120 | * the register bank, isn't it? Unfortunately not all compilers |
121 | * "find" this expectation reasonable:-( On order to make such | |
122 | * compilers generate better code I replace X[] with a bunch of | |
123 | * X0, X1, etc. See the function body below... | |
bcba6cc6 | 124 | */ |
0f113f3e MC |
125 | # define X(i) XX##i |
126 | # else | |
bcba6cc6 AP |
127 | /* |
128 | * However! Some compilers (most notably HP C) get overwhelmed by | |
129 | * that many local variables so that we have to have the way to | |
130 | * fall down to the original behavior. | |
131 | */ | |
0f113f3e MC |
132 | # define X(i) XX[i] |
133 | # endif | |
134 | ||
474e469b | 135 | # if !defined(SHA1_ASM) |
0f113f3e MC |
136 | static void HASH_BLOCK_DATA_ORDER(SHA_CTX *c, const void *p, size_t num) |
137 | { | |
138 | const unsigned char *data = p; | |
139 | register unsigned MD32_REG_T A, B, C, D, E, T, l; | |
140 | # ifndef MD32_XARRAY | |
141 | unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, | |
142 | XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15; | |
143 | # else | |
144 | SHA_LONG XX[16]; | |
145 | # endif | |
146 | ||
147 | A = c->h0; | |
148 | B = c->h1; | |
149 | C = c->h2; | |
150 | D = c->h3; | |
151 | E = c->h4; | |
152 | ||
153 | for (;;) { | |
154 | const union { | |
155 | long one; | |
156 | char little; | |
157 | } is_endian = { | |
158 | 1 | |
159 | }; | |
160 | ||
161 | if (!is_endian.little && sizeof(SHA_LONG) == 4 | |
162 | && ((size_t)p % 4) == 0) { | |
163 | const SHA_LONG *W = (const SHA_LONG *)data; | |
164 | ||
165 | X(0) = W[0]; | |
166 | X(1) = W[1]; | |
167 | BODY_00_15(0, A, B, C, D, E, T, X(0)); | |
168 | X(2) = W[2]; | |
169 | BODY_00_15(1, T, A, B, C, D, E, X(1)); | |
170 | X(3) = W[3]; | |
171 | BODY_00_15(2, E, T, A, B, C, D, X(2)); | |
172 | X(4) = W[4]; | |
173 | BODY_00_15(3, D, E, T, A, B, C, X(3)); | |
174 | X(5) = W[5]; | |
175 | BODY_00_15(4, C, D, E, T, A, B, X(4)); | |
176 | X(6) = W[6]; | |
177 | BODY_00_15(5, B, C, D, E, T, A, X(5)); | |
178 | X(7) = W[7]; | |
179 | BODY_00_15(6, A, B, C, D, E, T, X(6)); | |
180 | X(8) = W[8]; | |
181 | BODY_00_15(7, T, A, B, C, D, E, X(7)); | |
182 | X(9) = W[9]; | |
183 | BODY_00_15(8, E, T, A, B, C, D, X(8)); | |
184 | X(10) = W[10]; | |
185 | BODY_00_15(9, D, E, T, A, B, C, X(9)); | |
186 | X(11) = W[11]; | |
187 | BODY_00_15(10, C, D, E, T, A, B, X(10)); | |
188 | X(12) = W[12]; | |
189 | BODY_00_15(11, B, C, D, E, T, A, X(11)); | |
190 | X(13) = W[13]; | |
191 | BODY_00_15(12, A, B, C, D, E, T, X(12)); | |
192 | X(14) = W[14]; | |
193 | BODY_00_15(13, T, A, B, C, D, E, X(13)); | |
194 | X(15) = W[15]; | |
195 | BODY_00_15(14, E, T, A, B, C, D, X(14)); | |
196 | BODY_00_15(15, D, E, T, A, B, C, X(15)); | |
197 | ||
198 | data += SHA_CBLOCK; | |
199 | } else { | |
200 | (void)HOST_c2l(data, l); | |
201 | X(0) = l; | |
202 | (void)HOST_c2l(data, l); | |
203 | X(1) = l; | |
204 | BODY_00_15(0, A, B, C, D, E, T, X(0)); | |
205 | (void)HOST_c2l(data, l); | |
206 | X(2) = l; | |
207 | BODY_00_15(1, T, A, B, C, D, E, X(1)); | |
208 | (void)HOST_c2l(data, l); | |
209 | X(3) = l; | |
210 | BODY_00_15(2, E, T, A, B, C, D, X(2)); | |
211 | (void)HOST_c2l(data, l); | |
212 | X(4) = l; | |
213 | BODY_00_15(3, D, E, T, A, B, C, X(3)); | |
214 | (void)HOST_c2l(data, l); | |
215 | X(5) = l; | |
216 | BODY_00_15(4, C, D, E, T, A, B, X(4)); | |
217 | (void)HOST_c2l(data, l); | |
218 | X(6) = l; | |
219 | BODY_00_15(5, B, C, D, E, T, A, X(5)); | |
220 | (void)HOST_c2l(data, l); | |
221 | X(7) = l; | |
222 | BODY_00_15(6, A, B, C, D, E, T, X(6)); | |
223 | (void)HOST_c2l(data, l); | |
224 | X(8) = l; | |
225 | BODY_00_15(7, T, A, B, C, D, E, X(7)); | |
226 | (void)HOST_c2l(data, l); | |
227 | X(9) = l; | |
228 | BODY_00_15(8, E, T, A, B, C, D, X(8)); | |
229 | (void)HOST_c2l(data, l); | |
230 | X(10) = l; | |
231 | BODY_00_15(9, D, E, T, A, B, C, X(9)); | |
232 | (void)HOST_c2l(data, l); | |
233 | X(11) = l; | |
234 | BODY_00_15(10, C, D, E, T, A, B, X(10)); | |
235 | (void)HOST_c2l(data, l); | |
236 | X(12) = l; | |
237 | BODY_00_15(11, B, C, D, E, T, A, X(11)); | |
238 | (void)HOST_c2l(data, l); | |
239 | X(13) = l; | |
240 | BODY_00_15(12, A, B, C, D, E, T, X(12)); | |
241 | (void)HOST_c2l(data, l); | |
242 | X(14) = l; | |
243 | BODY_00_15(13, T, A, B, C, D, E, X(13)); | |
244 | (void)HOST_c2l(data, l); | |
245 | X(15) = l; | |
246 | BODY_00_15(14, E, T, A, B, C, D, X(14)); | |
247 | BODY_00_15(15, D, E, T, A, B, C, X(15)); | |
248 | } | |
249 | ||
250 | BODY_16_19(16, C, D, E, T, A, B, X(0), X(0), X(2), X(8), X(13)); | |
251 | BODY_16_19(17, B, C, D, E, T, A, X(1), X(1), X(3), X(9), X(14)); | |
252 | BODY_16_19(18, A, B, C, D, E, T, X(2), X(2), X(4), X(10), X(15)); | |
253 | BODY_16_19(19, T, A, B, C, D, E, X(3), X(3), X(5), X(11), X(0)); | |
254 | ||
255 | BODY_20_31(20, E, T, A, B, C, D, X(4), X(4), X(6), X(12), X(1)); | |
256 | BODY_20_31(21, D, E, T, A, B, C, X(5), X(5), X(7), X(13), X(2)); | |
257 | BODY_20_31(22, C, D, E, T, A, B, X(6), X(6), X(8), X(14), X(3)); | |
258 | BODY_20_31(23, B, C, D, E, T, A, X(7), X(7), X(9), X(15), X(4)); | |
259 | BODY_20_31(24, A, B, C, D, E, T, X(8), X(8), X(10), X(0), X(5)); | |
260 | BODY_20_31(25, T, A, B, C, D, E, X(9), X(9), X(11), X(1), X(6)); | |
261 | BODY_20_31(26, E, T, A, B, C, D, X(10), X(10), X(12), X(2), X(7)); | |
262 | BODY_20_31(27, D, E, T, A, B, C, X(11), X(11), X(13), X(3), X(8)); | |
263 | BODY_20_31(28, C, D, E, T, A, B, X(12), X(12), X(14), X(4), X(9)); | |
264 | BODY_20_31(29, B, C, D, E, T, A, X(13), X(13), X(15), X(5), X(10)); | |
265 | BODY_20_31(30, A, B, C, D, E, T, X(14), X(14), X(0), X(6), X(11)); | |
266 | BODY_20_31(31, T, A, B, C, D, E, X(15), X(15), X(1), X(7), X(12)); | |
267 | ||
268 | BODY_32_39(32, E, T, A, B, C, D, X(0), X(2), X(8), X(13)); | |
269 | BODY_32_39(33, D, E, T, A, B, C, X(1), X(3), X(9), X(14)); | |
270 | BODY_32_39(34, C, D, E, T, A, B, X(2), X(4), X(10), X(15)); | |
271 | BODY_32_39(35, B, C, D, E, T, A, X(3), X(5), X(11), X(0)); | |
272 | BODY_32_39(36, A, B, C, D, E, T, X(4), X(6), X(12), X(1)); | |
273 | BODY_32_39(37, T, A, B, C, D, E, X(5), X(7), X(13), X(2)); | |
274 | BODY_32_39(38, E, T, A, B, C, D, X(6), X(8), X(14), X(3)); | |
275 | BODY_32_39(39, D, E, T, A, B, C, X(7), X(9), X(15), X(4)); | |
276 | ||
277 | BODY_40_59(40, C, D, E, T, A, B, X(8), X(10), X(0), X(5)); | |
278 | BODY_40_59(41, B, C, D, E, T, A, X(9), X(11), X(1), X(6)); | |
279 | BODY_40_59(42, A, B, C, D, E, T, X(10), X(12), X(2), X(7)); | |
280 | BODY_40_59(43, T, A, B, C, D, E, X(11), X(13), X(3), X(8)); | |
281 | BODY_40_59(44, E, T, A, B, C, D, X(12), X(14), X(4), X(9)); | |
282 | BODY_40_59(45, D, E, T, A, B, C, X(13), X(15), X(5), X(10)); | |
283 | BODY_40_59(46, C, D, E, T, A, B, X(14), X(0), X(6), X(11)); | |
284 | BODY_40_59(47, B, C, D, E, T, A, X(15), X(1), X(7), X(12)); | |
285 | BODY_40_59(48, A, B, C, D, E, T, X(0), X(2), X(8), X(13)); | |
286 | BODY_40_59(49, T, A, B, C, D, E, X(1), X(3), X(9), X(14)); | |
287 | BODY_40_59(50, E, T, A, B, C, D, X(2), X(4), X(10), X(15)); | |
288 | BODY_40_59(51, D, E, T, A, B, C, X(3), X(5), X(11), X(0)); | |
289 | BODY_40_59(52, C, D, E, T, A, B, X(4), X(6), X(12), X(1)); | |
290 | BODY_40_59(53, B, C, D, E, T, A, X(5), X(7), X(13), X(2)); | |
291 | BODY_40_59(54, A, B, C, D, E, T, X(6), X(8), X(14), X(3)); | |
292 | BODY_40_59(55, T, A, B, C, D, E, X(7), X(9), X(15), X(4)); | |
293 | BODY_40_59(56, E, T, A, B, C, D, X(8), X(10), X(0), X(5)); | |
294 | BODY_40_59(57, D, E, T, A, B, C, X(9), X(11), X(1), X(6)); | |
295 | BODY_40_59(58, C, D, E, T, A, B, X(10), X(12), X(2), X(7)); | |
296 | BODY_40_59(59, B, C, D, E, T, A, X(11), X(13), X(3), X(8)); | |
297 | ||
298 | BODY_60_79(60, A, B, C, D, E, T, X(12), X(14), X(4), X(9)); | |
299 | BODY_60_79(61, T, A, B, C, D, E, X(13), X(15), X(5), X(10)); | |
300 | BODY_60_79(62, E, T, A, B, C, D, X(14), X(0), X(6), X(11)); | |
301 | BODY_60_79(63, D, E, T, A, B, C, X(15), X(1), X(7), X(12)); | |
302 | BODY_60_79(64, C, D, E, T, A, B, X(0), X(2), X(8), X(13)); | |
303 | BODY_60_79(65, B, C, D, E, T, A, X(1), X(3), X(9), X(14)); | |
304 | BODY_60_79(66, A, B, C, D, E, T, X(2), X(4), X(10), X(15)); | |
305 | BODY_60_79(67, T, A, B, C, D, E, X(3), X(5), X(11), X(0)); | |
306 | BODY_60_79(68, E, T, A, B, C, D, X(4), X(6), X(12), X(1)); | |
307 | BODY_60_79(69, D, E, T, A, B, C, X(5), X(7), X(13), X(2)); | |
308 | BODY_60_79(70, C, D, E, T, A, B, X(6), X(8), X(14), X(3)); | |
309 | BODY_60_79(71, B, C, D, E, T, A, X(7), X(9), X(15), X(4)); | |
310 | BODY_60_79(72, A, B, C, D, E, T, X(8), X(10), X(0), X(5)); | |
311 | BODY_60_79(73, T, A, B, C, D, E, X(9), X(11), X(1), X(6)); | |
312 | BODY_60_79(74, E, T, A, B, C, D, X(10), X(12), X(2), X(7)); | |
313 | BODY_60_79(75, D, E, T, A, B, C, X(11), X(13), X(3), X(8)); | |
314 | BODY_60_79(76, C, D, E, T, A, B, X(12), X(14), X(4), X(9)); | |
315 | BODY_60_79(77, B, C, D, E, T, A, X(13), X(15), X(5), X(10)); | |
316 | BODY_60_79(78, A, B, C, D, E, T, X(14), X(0), X(6), X(11)); | |
317 | BODY_60_79(79, T, A, B, C, D, E, X(15), X(1), X(7), X(12)); | |
318 | ||
319 | c->h0 = (c->h0 + E) & 0xffffffffL; | |
320 | c->h1 = (c->h1 + T) & 0xffffffffL; | |
321 | c->h2 = (c->h2 + A) & 0xffffffffL; | |
322 | c->h3 = (c->h3 + B) & 0xffffffffL; | |
323 | c->h4 = (c->h4 + C) & 0xffffffffL; | |
324 | ||
325 | if (--num == 0) | |
326 | break; | |
327 | ||
328 | A = c->h0; | |
329 | B = c->h1; | |
330 | C = c->h2; | |
331 | D = c->h3; | |
332 | E = c->h4; | |
333 | ||
334 | } | |
335 | } | |
336 | # endif | |
337 | ||
338 | #else /* OPENSSL_SMALL_FOOTPRINT */ | |
339 | ||
340 | # define BODY_00_15(xi) do { \ | |
341 | T=E+K_00_19+F_00_19(B,C,D); \ | |
342 | E=D, D=C, C=ROTATE(B,30), B=A; \ | |
343 | A=ROTATE(A,5)+T+xi; } while(0) | |
344 | ||
345 | # define BODY_16_19(xa,xb,xc,xd) do { \ | |
346 | Xupdate(T,xa,xa,xb,xc,xd); \ | |
347 | T+=E+K_00_19+F_00_19(B,C,D); \ | |
348 | E=D, D=C, C=ROTATE(B,30), B=A; \ | |
349 | A=ROTATE(A,5)+T; } while(0) | |
350 | ||
351 | # define BODY_20_39(xa,xb,xc,xd) do { \ | |
352 | Xupdate(T,xa,xa,xb,xc,xd); \ | |
353 | T+=E+K_20_39+F_20_39(B,C,D); \ | |
354 | E=D, D=C, C=ROTATE(B,30), B=A; \ | |
355 | A=ROTATE(A,5)+T; } while(0) | |
356 | ||
357 | # define BODY_40_59(xa,xb,xc,xd) do { \ | |
358 | Xupdate(T,xa,xa,xb,xc,xd); \ | |
359 | T+=E+K_40_59+F_40_59(B,C,D); \ | |
360 | E=D, D=C, C=ROTATE(B,30), B=A; \ | |
361 | A=ROTATE(A,5)+T; } while(0) | |
362 | ||
363 | # define BODY_60_79(xa,xb,xc,xd) do { \ | |
364 | Xupdate(T,xa,xa,xb,xc,xd); \ | |
365 | T=E+K_60_79+F_60_79(B,C,D); \ | |
366 | E=D, D=C, C=ROTATE(B,30), B=A; \ | |
367 | A=ROTATE(A,5)+T+xa; } while(0) | |
368 | ||
474e469b | 369 | # if !defined(SHA1_ASM) |
0f113f3e MC |
370 | static void HASH_BLOCK_DATA_ORDER(SHA_CTX *c, const void *p, size_t num) |
371 | { | |
372 | const unsigned char *data = p; | |
373 | register unsigned MD32_REG_T A, B, C, D, E, T, l; | |
374 | int i; | |
375 | SHA_LONG X[16]; | |
376 | ||
377 | A = c->h0; | |
378 | B = c->h1; | |
379 | C = c->h2; | |
380 | D = c->h3; | |
381 | E = c->h4; | |
382 | ||
383 | for (;;) { | |
384 | for (i = 0; i < 16; i++) { | |
09977dd0 | 385 | (void)HOST_c2l(data, l); |
0f113f3e MC |
386 | X[i] = l; |
387 | BODY_00_15(X[i]); | |
388 | } | |
389 | for (i = 0; i < 4; i++) { | |
390 | BODY_16_19(X[i], X[i + 2], X[i + 8], X[(i + 13) & 15]); | |
391 | } | |
392 | for (; i < 24; i++) { | |
393 | BODY_20_39(X[i & 15], X[(i + 2) & 15], X[(i + 8) & 15], | |
394 | X[(i + 13) & 15]); | |
395 | } | |
396 | for (i = 0; i < 20; i++) { | |
397 | BODY_40_59(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15], | |
398 | X[(i + 5) & 15]); | |
399 | } | |
400 | for (i = 4; i < 24; i++) { | |
401 | BODY_60_79(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15], | |
402 | X[(i + 5) & 15]); | |
403 | } | |
404 | ||
405 | c->h0 = (c->h0 + A) & 0xffffffffL; | |
406 | c->h1 = (c->h1 + B) & 0xffffffffL; | |
407 | c->h2 = (c->h2 + C) & 0xffffffffL; | |
408 | c->h3 = (c->h3 + D) & 0xffffffffL; | |
409 | c->h4 = (c->h4 + E) & 0xffffffffL; | |
410 | ||
411 | if (--num == 0) | |
412 | break; | |
413 | ||
414 | A = c->h0; | |
415 | B = c->h1; | |
416 | C = c->h2; | |
417 | D = c->h3; | |
418 | E = c->h4; | |
419 | ||
420 | } | |
421 | } | |
422 | # endif | |
4a37c487 AP |
423 | |
424 | #endif |