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-rw-r--r--src/lib/libcrypto/sha/sha1.c416
1 files changed, 252 insertions, 164 deletions
diff --git a/src/lib/libcrypto/sha/sha1.c b/src/lib/libcrypto/sha/sha1.c
index 8bcc5e0431..32007d5d52 100644
--- a/src/lib/libcrypto/sha/sha1.c
+++ b/src/lib/libcrypto/sha/sha1.c
@@ -1,4 +1,4 @@
1/* $OpenBSD: sha1.c,v 1.13 2024/03/26 12:54:22 jsing Exp $ */ 1/* $OpenBSD: sha1.c,v 1.14 2024/03/28 07:06:12 jsing Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
@@ -71,92 +71,114 @@
71/* Ensure that SHA_LONG and uint32_t are equivalent sizes. */ 71/* Ensure that SHA_LONG and uint32_t are equivalent sizes. */
72CTASSERT(sizeof(SHA_LONG) == sizeof(uint32_t)); 72CTASSERT(sizeof(SHA_LONG) == sizeof(uint32_t));
73 73
74#define DATA_ORDER_IS_BIG_ENDIAN 74#ifdef SHA1_ASM
75void sha1_block_data_order(SHA_CTX *ctx, const void *p, size_t num);
76#endif
75 77
76#define HASH_LONG SHA_LONG 78#ifndef SHA1_ASM
77#define HASH_CTX SHA_CTX 79static inline SHA_LONG
78#define HASH_CBLOCK SHA_CBLOCK 80Ch(SHA_LONG x, SHA_LONG y, SHA_LONG z)
81{
82 return (x & y) ^ (~x & z);
83}
79 84
80#define HASH_BLOCK_DATA_ORDER sha1_block_data_order 85static inline SHA_LONG
81#define Xupdate(a, ix, ia, ib, ic, id) ( (a)=(ia^ib^ic^id), \ 86Parity(SHA_LONG x, SHA_LONG y, SHA_LONG z)
82 ix=(a)=ROTATE((a),1) \ 87{
83 ) 88 return x ^ y ^ z;
89}
84 90
85#ifndef SHA1_ASM 91static inline SHA_LONG
86static 92Maj(SHA_LONG x, SHA_LONG y, SHA_LONG z)
87#endif 93{
88void sha1_block_data_order(SHA_CTX *c, const void *p, size_t num); 94 return (x & y) ^ (x & z) ^ (y & z);
95}
96
97static inline void
98sha1_msg_schedule_update(SHA_LONG *W0, SHA_LONG W2, SHA_LONG W8, SHA_LONG W13)
99{
100 *W0 = crypto_rol_u32(W13 ^ W8 ^ W2 ^ *W0, 1);
101}
89 102
90#define HASH_NO_UPDATE 103static inline void
91#define HASH_NO_TRANSFORM 104sha1_round1(SHA_LONG *a, SHA_LONG *b, SHA_LONG *c, SHA_LONG *d, SHA_LONG *e,
92#define HASH_NO_FINAL 105 SHA_LONG Wt)
106{
107 SHA_LONG Kt, T;
93 108
94#include "md32_common.h" 109 Kt = 0x5a827999UL;
110 T = crypto_rol_u32(*a, 5) + Ch(*b, *c, *d) + *e + Kt + Wt;
95 111
96#define K_00_19 0x5a827999UL 112 *e = *d;
97#define K_20_39 0x6ed9eba1UL 113 *d = *c;
98#define K_40_59 0x8f1bbcdcUL 114 *c = crypto_rol_u32(*b, 30);
99#define K_60_79 0xca62c1d6UL 115 *b = *a;
116 *a = T;
117}
118
119static inline void
120sha1_round2(SHA_LONG *a, SHA_LONG *b, SHA_LONG *c, SHA_LONG *d, SHA_LONG *e,
121 SHA_LONG Wt)
122{
123 SHA_LONG Kt, T;
124
125 Kt = 0x6ed9eba1UL;
126 T = crypto_rol_u32(*a, 5) + Parity(*b, *c, *d) + *e + Kt + Wt;
127
128 *e = *d;
129 *d = *c;
130 *c = crypto_rol_u32(*b, 30);
131 *b = *a;
132 *a = T;
133}
134
135static inline void
136sha1_round3(SHA_LONG *a, SHA_LONG *b, SHA_LONG *c, SHA_LONG *d, SHA_LONG *e,
137 SHA_LONG Wt)
138{
139 SHA_LONG Kt, T;
140
141 Kt = 0x8f1bbcdcUL;
142 T = crypto_rol_u32(*a, 5) + Maj(*b, *c, *d) + *e + Kt + Wt;
143
144 *e = *d;
145 *d = *c;
146 *c = crypto_rol_u32(*b, 30);
147 *b = *a;
148 *a = T;
149}
150
151static inline void
152sha1_round4(SHA_LONG *a, SHA_LONG *b, SHA_LONG *c, SHA_LONG *d, SHA_LONG *e,
153 SHA_LONG Wt)
154{
155 SHA_LONG Kt, T;
156
157 Kt = 0xca62c1d6UL;
158 T = crypto_rol_u32(*a, 5) + Parity(*b, *c, *d) + *e + Kt + Wt;
159
160 *e = *d;
161 *d = *c;
162 *c = crypto_rol_u32(*b, 30);
163 *b = *a;
164 *a = T;
165}
100 166
101/* As pointed out by Wei Dai <weidai@eskimo.com>, F() below can be
102 * simplified to the code in F_00_19. Wei attributes these optimisations
103 * to Peter Gutmann's SHS code, and he attributes it to Rich Schroeppel.
104 * #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z)))
105 * I've just become aware of another tweak to be made, again from Wei Dai,
106 * in F_40_59, (x&a)|(y&a) -> (x|y)&a
107 */
108#define F_00_19(b, c, d) ((((c) ^ (d)) & (b)) ^ (d))
109#define F_20_39(b, c, d) ((b) ^ (c) ^ (d))
110#define F_40_59(b, c, d) (((b) & (c)) | (((b)|(c)) & (d)))
111#define F_60_79(b, c, d) F_20_39(b, c, d)
112
113
114#define BODY_00_15(i, a, b, c, d, e, f, xi) \
115 (f)=xi+(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
116 (b)=ROTATE((b),30);
117
118#define BODY_16_19(i, a, b, c, d, e, f, xi, xa, xb, xc, xd) \
119 Xupdate(f, xi, xa, xb, xc, xd); \
120 (f)+=(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
121 (b)=ROTATE((b),30);
122
123#define BODY_20_31(i, a, b, c, d, e, f, xi, xa, xb, xc, xd) \
124 Xupdate(f, xi, xa, xb, xc, xd); \
125 (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
126 (b)=ROTATE((b),30);
127
128#define BODY_32_39(i, a, b, c, d, e, f, xa, xb, xc, xd) \
129 Xupdate(f, xa, xa, xb, xc, xd); \
130 (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
131 (b)=ROTATE((b),30);
132
133#define BODY_40_59(i, a, b, c, d, e, f, xa, xb, xc, xd) \
134 Xupdate(f, xa, xa, xb, xc, xd); \
135 (f)+=(e)+K_40_59+ROTATE((a),5)+F_40_59((b),(c),(d)); \
136 (b)=ROTATE((b),30);
137
138#define BODY_60_79(i, a, b, c, d, e, f, xa, xb, xc, xd) \
139 Xupdate(f, xa, xa, xb, xc, xd); \
140 (f)=xa+(e)+K_60_79+ROTATE((a),5)+F_60_79((b),(c),(d)); \
141 (b)=ROTATE((b),30);
142
143#if !defined(SHA1_ASM)
144#include <endian.h>
145static void 167static void
146sha1_block_data_order(SHA_CTX *c, const void *_in, size_t num) 168sha1_block_data_order(SHA_CTX *ctx, const void *_in, size_t num)
147{ 169{
148 const uint8_t *in = _in; 170 const uint8_t *in = _in;
149 const SHA_LONG *in32; 171 const SHA_LONG *in32;
150 unsigned int A, B, C, D, E, T; 172 unsigned int a, b, c, d, e;
151 unsigned int X0, X1, X2, X3, X4, X5, X6, X7, 173 unsigned int X0, X1, X2, X3, X4, X5, X6, X7,
152 X8, X9, X10, X11, X12, X13, X14, X15; 174 X8, X9, X10, X11, X12, X13, X14, X15;
153 175
154 while (num--) { 176 while (num--) {
155 A = c->h0; 177 a = ctx->h0;
156 B = c->h1; 178 b = ctx->h1;
157 C = c->h2; 179 c = ctx->h2;
158 D = c->h3; 180 d = ctx->h3;
159 E = c->h4; 181 e = ctx->h4;
160 182
161 if ((size_t)in % 4 == 0) { 183 if ((size_t)in % 4 == 0) {
162 /* Input is 32 bit aligned. */ 184 /* Input is 32 bit aligned. */
@@ -198,102 +220,168 @@ sha1_block_data_order(SHA_CTX *c, const void *_in, size_t num)
198 } 220 }
199 in += SHA_CBLOCK; 221 in += SHA_CBLOCK;
200 222
201 BODY_00_15( 0, A, B, C, D, E, T, X0); 223 sha1_round1(&a, &b, &c, &d, &e, X0);
202 BODY_00_15( 1, T, A, B, C, D, E, X1); 224 sha1_round1(&a, &b, &c, &d, &e, X1);
203 BODY_00_15( 2, E, T, A, B, C, D, X2); 225 sha1_round1(&a, &b, &c, &d, &e, X2);
204 BODY_00_15( 3, D, E, T, A, B, C, X3); 226 sha1_round1(&a, &b, &c, &d, &e, X3);
205 BODY_00_15( 4, C, D, E, T, A, B, X4); 227 sha1_round1(&a, &b, &c, &d, &e, X4);
206 BODY_00_15( 5, B, C, D, E, T, A, X5); 228 sha1_round1(&a, &b, &c, &d, &e, X5);
207 BODY_00_15( 6, A, B, C, D, E, T, X6); 229 sha1_round1(&a, &b, &c, &d, &e, X6);
208 BODY_00_15( 7, T, A, B, C, D, E, X7); 230 sha1_round1(&a, &b, &c, &d, &e, X7);
209 BODY_00_15( 8, E, T, A, B, C, D, X8); 231 sha1_round1(&a, &b, &c, &d, &e, X8);
210 BODY_00_15( 9, D, E, T, A, B, C, X9); 232 sha1_round1(&a, &b, &c, &d, &e, X9);
211 BODY_00_15(10, C, D, E, T, A, B, X10); 233 sha1_round1(&a, &b, &c, &d, &e, X10);
212 BODY_00_15(11, B, C, D, E, T, A, X11); 234 sha1_round1(&a, &b, &c, &d, &e, X11);
213 BODY_00_15(12, A, B, C, D, E, T, X12); 235 sha1_round1(&a, &b, &c, &d, &e, X12);
214 BODY_00_15(13, T, A, B, C, D, E, X13); 236 sha1_round1(&a, &b, &c, &d, &e, X13);
215 BODY_00_15(14, E, T, A, B, C, D, X14); 237 sha1_round1(&a, &b, &c, &d, &e, X14);
216 BODY_00_15(15, D, E, T, A, B, C, X15); 238 sha1_round1(&a, &b, &c, &d, &e, X15);
217 239
218 BODY_16_19(16, C, D, E, T, A, B, X0, X0, X2, X8, X13); 240 sha1_msg_schedule_update(&X0, X2, X8, X13);
219 BODY_16_19(17, B, C, D, E, T, A, X1, X1, X3, X9, X14); 241 sha1_msg_schedule_update(&X1, X3, X9, X14);
220 BODY_16_19(18, A, B, C, D, E, T, X2, X2, X4, X10, X15); 242 sha1_msg_schedule_update(&X2, X4, X10, X15);
221 BODY_16_19(19, T, A, B, C, D, E, X3, X3, X5, X11, X0); 243 sha1_msg_schedule_update(&X3, X5, X11, X0);
222 244 sha1_msg_schedule_update(&X4, X6, X12, X1);
223 BODY_20_31(20, E, T, A, B, C, D, X4, X4, X6, X12, X1); 245 sha1_msg_schedule_update(&X5, X7, X13, X2);
224 BODY_20_31(21, D, E, T, A, B, C, X5, X5, X7, X13, X2); 246 sha1_msg_schedule_update(&X6, X8, X14, X3);
225 BODY_20_31(22, C, D, E, T, A, B, X6, X6, X8, X14, X3); 247 sha1_msg_schedule_update(&X7, X9, X15, X4);
226 BODY_20_31(23, B, C, D, E, T, A, X7, X7, X9, X15, X4); 248 sha1_msg_schedule_update(&X8, X10, X0, X5);
227 BODY_20_31(24, A, B, C, D, E, T, X8, X8, X10, X0, X5); 249 sha1_msg_schedule_update(&X9, X11, X1, X6);
228 BODY_20_31(25, T, A, B, C, D, E, X9, X9, X11, X1, X6); 250 sha1_msg_schedule_update(&X10, X12, X2, X7);
229 BODY_20_31(26, E, T, A, B, C, D, X10, X10, X12, X2, X7); 251 sha1_msg_schedule_update(&X11, X13, X3, X8);
230 BODY_20_31(27, D, E, T, A, B, C, X11, X11, X13, X3, X8); 252 sha1_msg_schedule_update(&X12, X14, X4, X9);
231 BODY_20_31(28, C, D, E, T, A, B, X12, X12, X14, X4, X9); 253 sha1_msg_schedule_update(&X13, X15, X5, X10);
232 BODY_20_31(29, B, C, D, E, T, A, X13, X13, X15, X5, X10); 254 sha1_msg_schedule_update(&X14, X0, X6, X11);
233 BODY_20_31(30, A, B, C, D, E, T, X14, X14, X0, X6, X11); 255 sha1_msg_schedule_update(&X15, X1, X7, X12);
234 BODY_20_31(31, T, A, B, C, D, E, X15, X15, X1, X7, X12); 256
235 257 sha1_round1(&a, &b, &c, &d, &e, X0);
236 BODY_32_39(32, E, T, A, B, C, D, X0, X2, X8, X13); 258 sha1_round1(&a, &b, &c, &d, &e, X1);
237 BODY_32_39(33, D, E, T, A, B, C, X1, X3, X9, X14); 259 sha1_round1(&a, &b, &c, &d, &e, X2);
238 BODY_32_39(34, C, D, E, T, A, B, X2, X4, X10, X15); 260 sha1_round1(&a, &b, &c, &d, &e, X3);
239 BODY_32_39(35, B, C, D, E, T, A, X3, X5, X11, X0); 261 sha1_round2(&a, &b, &c, &d, &e, X4);
240 BODY_32_39(36, A, B, C, D, E, T, X4, X6, X12, X1); 262 sha1_round2(&a, &b, &c, &d, &e, X5);
241 BODY_32_39(37, T, A, B, C, D, E, X5, X7, X13, X2); 263 sha1_round2(&a, &b, &c, &d, &e, X6);
242 BODY_32_39(38, E, T, A, B, C, D, X6, X8, X14, X3); 264 sha1_round2(&a, &b, &c, &d, &e, X7);
243 BODY_32_39(39, D, E, T, A, B, C, X7, X9, X15, X4); 265 sha1_round2(&a, &b, &c, &d, &e, X8);
244 266 sha1_round2(&a, &b, &c, &d, &e, X9);
245 BODY_40_59(40, C, D, E, T, A, B, X8, X10, X0, X5); 267 sha1_round2(&a, &b, &c, &d, &e, X10);
246 BODY_40_59(41, B, C, D, E, T, A, X9, X11, X1, X6); 268 sha1_round2(&a, &b, &c, &d, &e, X11);
247 BODY_40_59(42, A, B, C, D, E, T, X10, X12, X2, X7); 269 sha1_round2(&a, &b, &c, &d, &e, X12);
248 BODY_40_59(43, T, A, B, C, D, E, X11, X13, X3, X8); 270 sha1_round2(&a, &b, &c, &d, &e, X13);
249 BODY_40_59(44, E, T, A, B, C, D, X12, X14, X4, X9); 271 sha1_round2(&a, &b, &c, &d, &e, X14);
250 BODY_40_59(45, D, E, T, A, B, C, X13, X15, X5, X10); 272 sha1_round2(&a, &b, &c, &d, &e, X15);
251 BODY_40_59(46, C, D, E, T, A, B, X14, X0, X6, X11); 273
252 BODY_40_59(47, B, C, D, E, T, A, X15, X1, X7, X12); 274 sha1_msg_schedule_update(&X0, X2, X8, X13);
253 BODY_40_59(48, A, B, C, D, E, T, X0, X2, X8, X13); 275 sha1_msg_schedule_update(&X1, X3, X9, X14);
254 BODY_40_59(49, T, A, B, C, D, E, X1, X3, X9, X14); 276 sha1_msg_schedule_update(&X2, X4, X10, X15);
255 BODY_40_59(50, E, T, A, B, C, D, X2, X4, X10, X15); 277 sha1_msg_schedule_update(&X3, X5, X11, X0);
256 BODY_40_59(51, D, E, T, A, B, C, X3, X5, X11, X0); 278 sha1_msg_schedule_update(&X4, X6, X12, X1);
257 BODY_40_59(52, C, D, E, T, A, B, X4, X6, X12, X1); 279 sha1_msg_schedule_update(&X5, X7, X13, X2);
258 BODY_40_59(53, B, C, D, E, T, A, X5, X7, X13, X2); 280 sha1_msg_schedule_update(&X6, X8, X14, X3);
259 BODY_40_59(54, A, B, C, D, E, T, X6, X8, X14, X3); 281 sha1_msg_schedule_update(&X7, X9, X15, X4);
260 BODY_40_59(55, T, A, B, C, D, E, X7, X9, X15, X4); 282 sha1_msg_schedule_update(&X8, X10, X0, X5);
261 BODY_40_59(56, E, T, A, B, C, D, X8, X10, X0, X5); 283 sha1_msg_schedule_update(&X9, X11, X1, X6);
262 BODY_40_59(57, D, E, T, A, B, C, X9, X11, X1, X6); 284 sha1_msg_schedule_update(&X10, X12, X2, X7);
263 BODY_40_59(58, C, D, E, T, A, B, X10, X12, X2, X7); 285 sha1_msg_schedule_update(&X11, X13, X3, X8);
264 BODY_40_59(59, B, C, D, E, T, A, X11, X13, X3, X8); 286 sha1_msg_schedule_update(&X12, X14, X4, X9);
265 287 sha1_msg_schedule_update(&X13, X15, X5, X10);
266 BODY_60_79(60, A, B, C, D, E, T, X12, X14, X4, X9); 288 sha1_msg_schedule_update(&X14, X0, X6, X11);
267 BODY_60_79(61, T, A, B, C, D, E, X13, X15, X5, X10); 289 sha1_msg_schedule_update(&X15, X1, X7, X12);
268 BODY_60_79(62, E, T, A, B, C, D, X14, X0, X6, X11); 290
269 BODY_60_79(63, D, E, T, A, B, C, X15, X1, X7, X12); 291 sha1_round2(&a, &b, &c, &d, &e, X0);
270 BODY_60_79(64, C, D, E, T, A, B, X0, X2, X8, X13); 292 sha1_round2(&a, &b, &c, &d, &e, X1);
271 BODY_60_79(65, B, C, D, E, T, A, X1, X3, X9, X14); 293 sha1_round2(&a, &b, &c, &d, &e, X2);
272 BODY_60_79(66, A, B, C, D, E, T, X2, X4, X10, X15); 294 sha1_round2(&a, &b, &c, &d, &e, X3);
273 BODY_60_79(67, T, A, B, C, D, E, X3, X5, X11, X0); 295 sha1_round2(&a, &b, &c, &d, &e, X4);
274 BODY_60_79(68, E, T, A, B, C, D, X4, X6, X12, X1); 296 sha1_round2(&a, &b, &c, &d, &e, X5);
275 BODY_60_79(69, D, E, T, A, B, C, X5, X7, X13, X2); 297 sha1_round2(&a, &b, &c, &d, &e, X6);
276 BODY_60_79(70, C, D, E, T, A, B, X6, X8, X14, X3); 298 sha1_round2(&a, &b, &c, &d, &e, X7);
277 BODY_60_79(71, B, C, D, E, T, A, X7, X9, X15, X4); 299 sha1_round3(&a, &b, &c, &d, &e, X8);
278 BODY_60_79(72, A, B, C, D, E, T, X8, X10, X0, X5); 300 sha1_round3(&a, &b, &c, &d, &e, X9);
279 BODY_60_79(73, T, A, B, C, D, E, X9, X11, X1, X6); 301 sha1_round3(&a, &b, &c, &d, &e, X10);
280 BODY_60_79(74, E, T, A, B, C, D, X10, X12, X2, X7); 302 sha1_round3(&a, &b, &c, &d, &e, X11);
281 BODY_60_79(75, D, E, T, A, B, C, X11, X13, X3, X8); 303 sha1_round3(&a, &b, &c, &d, &e, X12);
282 BODY_60_79(76, C, D, E, T, A, B, X12, X14, X4, X9); 304 sha1_round3(&a, &b, &c, &d, &e, X13);
283 BODY_60_79(77, B, C, D, E, T, A, X13, X15, X5, X10); 305 sha1_round3(&a, &b, &c, &d, &e, X14);
284 BODY_60_79(78, A, B, C, D, E, T, X14, X0, X6, X11); 306 sha1_round3(&a, &b, &c, &d, &e, X15);
285 BODY_60_79(79, T, A, B, C, D, E, X15, X1, X7, X12); 307
286 308 sha1_msg_schedule_update(&X0, X2, X8, X13);
287 c->h0 = (c->h0 + E)&0xffffffffL; 309 sha1_msg_schedule_update(&X1, X3, X9, X14);
288 c->h1 = (c->h1 + T)&0xffffffffL; 310 sha1_msg_schedule_update(&X2, X4, X10, X15);
289 c->h2 = (c->h2 + A)&0xffffffffL; 311 sha1_msg_schedule_update(&X3, X5, X11, X0);
290 c->h3 = (c->h3 + B)&0xffffffffL; 312 sha1_msg_schedule_update(&X4, X6, X12, X1);
291 c->h4 = (c->h4 + C)&0xffffffffL; 313 sha1_msg_schedule_update(&X5, X7, X13, X2);
314 sha1_msg_schedule_update(&X6, X8, X14, X3);
315 sha1_msg_schedule_update(&X7, X9, X15, X4);
316 sha1_msg_schedule_update(&X8, X10, X0, X5);
317 sha1_msg_schedule_update(&X9, X11, X1, X6);
318 sha1_msg_schedule_update(&X10, X12, X2, X7);
319 sha1_msg_schedule_update(&X11, X13, X3, X8);
320 sha1_msg_schedule_update(&X12, X14, X4, X9);
321 sha1_msg_schedule_update(&X13, X15, X5, X10);
322 sha1_msg_schedule_update(&X14, X0, X6, X11);
323 sha1_msg_schedule_update(&X15, X1, X7, X12);
324
325 sha1_round3(&a, &b, &c, &d, &e, X0);
326 sha1_round3(&a, &b, &c, &d, &e, X1);
327 sha1_round3(&a, &b, &c, &d, &e, X2);
328 sha1_round3(&a, &b, &c, &d, &e, X3);
329 sha1_round3(&a, &b, &c, &d, &e, X4);
330 sha1_round3(&a, &b, &c, &d, &e, X5);
331 sha1_round3(&a, &b, &c, &d, &e, X6);
332 sha1_round3(&a, &b, &c, &d, &e, X7);
333 sha1_round3(&a, &b, &c, &d, &e, X8);
334 sha1_round3(&a, &b, &c, &d, &e, X9);
335 sha1_round3(&a, &b, &c, &d, &e, X10);
336 sha1_round3(&a, &b, &c, &d, &e, X11);
337 sha1_round4(&a, &b, &c, &d, &e, X12);
338 sha1_round4(&a, &b, &c, &d, &e, X13);
339 sha1_round4(&a, &b, &c, &d, &e, X14);
340 sha1_round4(&a, &b, &c, &d, &e, X15);
341
342 sha1_msg_schedule_update(&X0, X2, X8, X13);
343 sha1_msg_schedule_update(&X1, X3, X9, X14);
344 sha1_msg_schedule_update(&X2, X4, X10, X15);
345 sha1_msg_schedule_update(&X3, X5, X11, X0);
346 sha1_msg_schedule_update(&X4, X6, X12, X1);
347 sha1_msg_schedule_update(&X5, X7, X13, X2);
348 sha1_msg_schedule_update(&X6, X8, X14, X3);
349 sha1_msg_schedule_update(&X7, X9, X15, X4);
350 sha1_msg_schedule_update(&X8, X10, X0, X5);
351 sha1_msg_schedule_update(&X9, X11, X1, X6);
352 sha1_msg_schedule_update(&X10, X12, X2, X7);
353 sha1_msg_schedule_update(&X11, X13, X3, X8);
354 sha1_msg_schedule_update(&X12, X14, X4, X9);
355 sha1_msg_schedule_update(&X13, X15, X5, X10);
356 sha1_msg_schedule_update(&X14, X0, X6, X11);
357 sha1_msg_schedule_update(&X15, X1, X7, X12);
358
359 sha1_round4(&a, &b, &c, &d, &e, X0);
360 sha1_round4(&a, &b, &c, &d, &e, X1);
361 sha1_round4(&a, &b, &c, &d, &e, X2);
362 sha1_round4(&a, &b, &c, &d, &e, X3);
363 sha1_round4(&a, &b, &c, &d, &e, X4);
364 sha1_round4(&a, &b, &c, &d, &e, X5);
365 sha1_round4(&a, &b, &c, &d, &e, X6);
366 sha1_round4(&a, &b, &c, &d, &e, X7);
367 sha1_round4(&a, &b, &c, &d, &e, X8);
368 sha1_round4(&a, &b, &c, &d, &e, X9);
369 sha1_round4(&a, &b, &c, &d, &e, X10);
370 sha1_round4(&a, &b, &c, &d, &e, X11);
371 sha1_round4(&a, &b, &c, &d, &e, X12);
372 sha1_round4(&a, &b, &c, &d, &e, X13);
373 sha1_round4(&a, &b, &c, &d, &e, X14);
374 sha1_round4(&a, &b, &c, &d, &e, X15);
375
376 ctx->h0 += a;
377 ctx->h1 += b;
378 ctx->h2 += c;
379 ctx->h3 += d;
380 ctx->h4 += e;
292 } 381 }
293} 382}
294#endif 383#endif
295 384
296
297int 385int
298SHA1_Init(SHA_CTX *c) 386SHA1_Init(SHA_CTX *c)
299{ 387{
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-11-23 21:03:31 +0000