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2fe58dfd | 1 | /* |
c215a4bc IJ |
2 | * serpentsboxes.h: S-boxes; internal to Serpent implementation. |
3 | */ | |
4 | /* | |
5 | * This file is Free Software. It is now being distributed with | |
6 | * secnet. | |
7 | * | |
8 | * Copyright 1998 Ross Anderson, Eli Biham, Lars Knudsen | |
9 | * Copyright 1995-2001 Stephen Early <steve@greenend.org.uk> | |
10 | * Copyright 2011-2013 Ian Jackson | |
11 | * | |
12 | * For more information about Serpent see | |
13 | * http://www.cl.cam.ac.uk/users/rja14/serpent.html | |
14 | * | |
15 | * You may redistribute secnet as a whole and/or modify it under the | |
16 | * terms of the GNU General Public License as published by the Free | |
17 | * Software Foundation; either version 3, or (at your option) any | |
18 | * later version. | |
2fe58dfd | 19 | * |
c215a4bc IJ |
20 | * You may redistribute this file and/or modify it under the terms of |
21 | * the GNU General Public License as published by the Free Software | |
22 | * Foundation; either version 2, or (at your option) any later | |
23 | * version. | |
2fe58dfd | 24 | * |
c215a4bc IJ |
25 | * This software is distributed in the hope that it will be useful, |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
28 | * GNU General Public License for more details. | |
2fe58dfd | 29 | * |
c215a4bc IJ |
30 | * You should have received a copy of the GNU General Public License |
31 | * along with this software; if not, see | |
32 | * https://www.gnu.org/licenses/gpl.html. | |
2fe58dfd SE |
33 | */ |
34 | ||
35 | ||
36 | /* S0: 3 8 15 1 10 6 5 11 14 13 4 2 7 0 9 12 */ | |
37 | ||
38 | /* depth = 5,7,4,2, Total gates=18 */ | |
39 | #define RND00(a,b,c,d,w,x,y,z) \ | |
40 | { register unsigned long t02, t03, t05, t06, t07, t08, t09, t11, t12, t13, t14, t15, t17, t01;\ | |
41 | t01 = b ^ c ; \ | |
42 | t02 = a | d ; \ | |
43 | t03 = a ^ b ; \ | |
44 | z = t02 ^ t01; \ | |
45 | t05 = c | z ; \ | |
46 | t06 = a ^ d ; \ | |
47 | t07 = b | c ; \ | |
48 | t08 = d & t05; \ | |
49 | t09 = t03 & t07; \ | |
50 | y = t09 ^ t08; \ | |
51 | t11 = t09 & y ; \ | |
52 | t12 = c ^ d ; \ | |
53 | t13 = t07 ^ t11; \ | |
54 | t14 = b & t06; \ | |
55 | t15 = t06 ^ t13; \ | |
56 | w = ~ t15; \ | |
57 | t17 = w ^ t14; \ | |
58 | x = t12 ^ t17; } | |
59 | ||
60 | /* InvS0: 13 3 11 0 10 6 5 12 1 14 4 7 15 9 8 2 */ | |
61 | ||
62 | /* depth = 8,4,3,6, Total gates=19 */ | |
63 | #define InvRND00(a,b,c,d,w,x,y,z) \ | |
64 | { register unsigned long t02, t03, t04, t05, t06, t08, t09, t10, t12, t13, t14, t15, t17, t18, t01;\ | |
65 | t01 = c ^ d ; \ | |
66 | t02 = a | b ; \ | |
67 | t03 = b | c ; \ | |
68 | t04 = c & t01; \ | |
69 | t05 = t02 ^ t01; \ | |
70 | t06 = a | t04; \ | |
71 | y = ~ t05; \ | |
72 | t08 = b ^ d ; \ | |
73 | t09 = t03 & t08; \ | |
74 | t10 = d | y ; \ | |
75 | x = t09 ^ t06; \ | |
76 | t12 = a | t05; \ | |
77 | t13 = x ^ t12; \ | |
78 | t14 = t03 ^ t10; \ | |
79 | t15 = a ^ c ; \ | |
80 | z = t14 ^ t13; \ | |
81 | t17 = t05 & t13; \ | |
82 | t18 = t14 | t17; \ | |
83 | w = t15 ^ t18; } | |
84 | ||
85 | /* S1: 15 12 2 7 9 0 5 10 1 11 14 8 6 13 3 4 */ | |
86 | ||
87 | /* depth = 10,7,3,5, Total gates=18 */ | |
88 | #define RND01(a,b,c,d,w,x,y,z) \ | |
89 | { register unsigned long t02, t03, t04, t05, t06, t07, t08, t10, t11, t12, t13, t16, t17, t01;\ | |
90 | t01 = a | d ; \ | |
91 | t02 = c ^ d ; \ | |
92 | t03 = ~ b ; \ | |
93 | t04 = a ^ c ; \ | |
94 | t05 = a | t03; \ | |
95 | t06 = d & t04; \ | |
96 | t07 = t01 & t02; \ | |
97 | t08 = b | t06; \ | |
98 | y = t02 ^ t05; \ | |
99 | t10 = t07 ^ t08; \ | |
100 | t11 = t01 ^ t10; \ | |
101 | t12 = y ^ t11; \ | |
102 | t13 = b & d ; \ | |
103 | z = ~ t10; \ | |
104 | x = t13 ^ t12; \ | |
105 | t16 = t10 | x ; \ | |
106 | t17 = t05 & t16; \ | |
107 | w = c ^ t17; } | |
108 | ||
109 | /* InvS1: 5 8 2 14 15 6 12 3 11 4 7 9 1 13 10 0 */ | |
110 | ||
111 | /* depth = 7,4,5,3, Total gates=18 */ | |
112 | #define InvRND01(a,b,c,d,w,x,y,z) \ | |
113 | { register unsigned long t02, t03, t04, t05, t06, t07, t08, t09, t10, t11, t14, t15, t17, t01;\ | |
114 | t01 = a ^ b ; \ | |
115 | t02 = b | d ; \ | |
116 | t03 = a & c ; \ | |
117 | t04 = c ^ t02; \ | |
118 | t05 = a | t04; \ | |
119 | t06 = t01 & t05; \ | |
120 | t07 = d | t03; \ | |
121 | t08 = b ^ t06; \ | |
122 | t09 = t07 ^ t06; \ | |
123 | t10 = t04 | t03; \ | |
124 | t11 = d & t08; \ | |
125 | y = ~ t09; \ | |
126 | x = t10 ^ t11; \ | |
127 | t14 = a | y ; \ | |
128 | t15 = t06 ^ x ; \ | |
129 | z = t01 ^ t04; \ | |
130 | t17 = c ^ t15; \ | |
131 | w = t14 ^ t17; } | |
132 | ||
133 | /* S2: 8 6 7 9 3 12 10 15 13 1 14 4 0 11 5 2 */ | |
134 | ||
135 | /* depth = 3,8,11,7, Total gates=16 */ | |
136 | #define RND02(a,b,c,d,w,x,y,z) \ | |
137 | { register unsigned long t02, t03, t05, t06, t07, t08, t09, t10, t12, t13, t14, t01;\ | |
138 | t01 = a | c ; \ | |
139 | t02 = a ^ b ; \ | |
140 | t03 = d ^ t01; \ | |
141 | w = t02 ^ t03; \ | |
142 | t05 = c ^ w ; \ | |
143 | t06 = b ^ t05; \ | |
144 | t07 = b | t05; \ | |
145 | t08 = t01 & t06; \ | |
146 | t09 = t03 ^ t07; \ | |
147 | t10 = t02 | t09; \ | |
148 | x = t10 ^ t08; \ | |
149 | t12 = a | d ; \ | |
150 | t13 = t09 ^ x ; \ | |
151 | t14 = b ^ t13; \ | |
152 | z = ~ t09; \ | |
153 | y = t12 ^ t14; } | |
154 | ||
155 | /* InvS2: 12 9 15 4 11 14 1 2 0 3 6 13 5 8 10 7 */ | |
156 | ||
157 | /* depth = 3,6,8,3, Total gates=18 */ | |
158 | #define InvRND02(a,b,c,d,w,x,y,z) \ | |
159 | { register unsigned long t02, t03, t04, t06, t07, t08, t09, t10, t11, t12, t15, t16, t17, t01;\ | |
160 | t01 = a ^ d ; \ | |
161 | t02 = c ^ d ; \ | |
162 | t03 = a & c ; \ | |
163 | t04 = b | t02; \ | |
164 | w = t01 ^ t04; \ | |
165 | t06 = a | c ; \ | |
166 | t07 = d | w ; \ | |
167 | t08 = ~ d ; \ | |
168 | t09 = b & t06; \ | |
169 | t10 = t08 | t03; \ | |
170 | t11 = b & t07; \ | |
171 | t12 = t06 & t02; \ | |
172 | z = t09 ^ t10; \ | |
173 | x = t12 ^ t11; \ | |
174 | t15 = c & z ; \ | |
175 | t16 = w ^ x ; \ | |
176 | t17 = t10 ^ t15; \ | |
177 | y = t16 ^ t17; } | |
178 | ||
179 | /* S3: 0 15 11 8 12 9 6 3 13 1 2 4 10 7 5 14 */ | |
180 | ||
181 | /* depth = 8,3,5,5, Total gates=18 */ | |
182 | #define RND03(a,b,c,d,w,x,y,z) \ | |
183 | { register unsigned long t02, t03, t04, t05, t06, t07, t08, t09, t10, t11, t13, t14, t15, t01;\ | |
184 | t01 = a ^ c ; \ | |
185 | t02 = a | d ; \ | |
186 | t03 = a & d ; \ | |
187 | t04 = t01 & t02; \ | |
188 | t05 = b | t03; \ | |
189 | t06 = a & b ; \ | |
190 | t07 = d ^ t04; \ | |
191 | t08 = c | t06; \ | |
192 | t09 = b ^ t07; \ | |
193 | t10 = d & t05; \ | |
194 | t11 = t02 ^ t10; \ | |
195 | z = t08 ^ t09; \ | |
196 | t13 = d | z ; \ | |
197 | t14 = a | t07; \ | |
198 | t15 = b & t13; \ | |
199 | y = t08 ^ t11; \ | |
200 | w = t14 ^ t15; \ | |
201 | x = t05 ^ t04; } | |
202 | ||
203 | /* InvS3: 0 9 10 7 11 14 6 13 3 5 12 2 4 8 15 1 */ | |
204 | ||
205 | /* depth = 3,6,4,4, Total gates=17 */ | |
206 | #define InvRND03(a,b,c,d,w,x,y,z) \ | |
207 | { register unsigned long t02, t03, t04, t05, t06, t07, t09, t11, t12, t13, t14, t16, t01;\ | |
208 | t01 = c | d ; \ | |
209 | t02 = a | d ; \ | |
210 | t03 = c ^ t02; \ | |
211 | t04 = b ^ t02; \ | |
212 | t05 = a ^ d ; \ | |
213 | t06 = t04 & t03; \ | |
214 | t07 = b & t01; \ | |
215 | y = t05 ^ t06; \ | |
216 | t09 = a ^ t03; \ | |
217 | w = t07 ^ t03; \ | |
218 | t11 = w | t05; \ | |
219 | t12 = t09 & t11; \ | |
220 | t13 = a & y ; \ | |
221 | t14 = t01 ^ t05; \ | |
222 | x = b ^ t12; \ | |
223 | t16 = b | t13; \ | |
224 | z = t14 ^ t16; } | |
225 | ||
226 | /* S4: 1 15 8 3 12 0 11 6 2 5 4 10 9 14 7 13 */ | |
227 | ||
228 | /* depth = 6,7,5,3, Total gates=19 */ | |
229 | #define RND04(a,b,c,d,w,x,y,z) \ | |
230 | { register unsigned long t02, t03, t04, t05, t06, t08, t09, t10, t11, t12, t13, t14, t15, t16, t01;\ | |
231 | t01 = a | b ; \ | |
232 | t02 = b | c ; \ | |
233 | t03 = a ^ t02; \ | |
234 | t04 = b ^ d ; \ | |
235 | t05 = d | t03; \ | |
236 | t06 = d & t01; \ | |
237 | z = t03 ^ t06; \ | |
238 | t08 = z & t04; \ | |
239 | t09 = t04 & t05; \ | |
240 | t10 = c ^ t06; \ | |
241 | t11 = b & c ; \ | |
242 | t12 = t04 ^ t08; \ | |
243 | t13 = t11 | t03; \ | |
244 | t14 = t10 ^ t09; \ | |
245 | t15 = a & t05; \ | |
246 | t16 = t11 | t12; \ | |
247 | y = t13 ^ t08; \ | |
248 | x = t15 ^ t16; \ | |
249 | w = ~ t14; } | |
250 | ||
251 | /* InvS4: 5 0 8 3 10 9 7 14 2 12 11 6 4 15 13 1 */ | |
252 | ||
253 | /* depth = 6,4,7,3, Total gates=17 */ | |
254 | #define InvRND04(a,b,c,d,w,x,y,z) \ | |
255 | { register unsigned long t02, t03, t04, t05, t06, t07, t09, t10, t11, t12, t13, t15, t01;\ | |
256 | t01 = b | d ; \ | |
257 | t02 = c | d ; \ | |
258 | t03 = a & t01; \ | |
259 | t04 = b ^ t02; \ | |
260 | t05 = c ^ d ; \ | |
261 | t06 = ~ t03; \ | |
262 | t07 = a & t04; \ | |
263 | x = t05 ^ t07; \ | |
264 | t09 = x | t06; \ | |
265 | t10 = a ^ t07; \ | |
266 | t11 = t01 ^ t09; \ | |
267 | t12 = d ^ t04; \ | |
268 | t13 = c | t10; \ | |
269 | z = t03 ^ t12; \ | |
270 | t15 = a ^ t04; \ | |
271 | y = t11 ^ t13; \ | |
272 | w = t15 ^ t09; } | |
273 | ||
274 | /* S5: 15 5 2 11 4 10 9 12 0 3 14 8 13 6 7 1 */ | |
275 | ||
276 | /* depth = 4,6,8,6, Total gates=17 */ | |
277 | #define RND05(a,b,c,d,w,x,y,z) \ | |
278 | { register unsigned long t02, t03, t04, t05, t07, t08, t09, t10, t11, t12, t13, t14, t01;\ | |
279 | t01 = b ^ d ; \ | |
280 | t02 = b | d ; \ | |
281 | t03 = a & t01; \ | |
282 | t04 = c ^ t02; \ | |
283 | t05 = t03 ^ t04; \ | |
284 | w = ~ t05; \ | |
285 | t07 = a ^ t01; \ | |
286 | t08 = d | w ; \ | |
287 | t09 = b | t05; \ | |
288 | t10 = d ^ t08; \ | |
289 | t11 = b | t07; \ | |
290 | t12 = t03 | w ; \ | |
291 | t13 = t07 | t10; \ | |
292 | t14 = t01 ^ t11; \ | |
293 | y = t09 ^ t13; \ | |
294 | x = t07 ^ t08; \ | |
295 | z = t12 ^ t14; } | |
296 | ||
297 | /* InvS5: 8 15 2 9 4 1 13 14 11 6 5 3 7 12 10 0 */ | |
298 | ||
299 | /* depth = 4,6,9,7, Total gates=17 */ | |
300 | #define InvRND05(a,b,c,d,w,x,y,z) \ | |
301 | { register unsigned long t02, t03, t04, t05, t07, t08, t09, t10, t12, t13, t15, t16, t01;\ | |
302 | t01 = a & d ; \ | |
303 | t02 = c ^ t01; \ | |
304 | t03 = a ^ d ; \ | |
305 | t04 = b & t02; \ | |
306 | t05 = a & c ; \ | |
307 | w = t03 ^ t04; \ | |
308 | t07 = a & w ; \ | |
309 | t08 = t01 ^ w ; \ | |
310 | t09 = b | t05; \ | |
311 | t10 = ~ b ; \ | |
312 | x = t08 ^ t09; \ | |
313 | t12 = t10 | t07; \ | |
314 | t13 = w | x ; \ | |
315 | z = t02 ^ t12; \ | |
316 | t15 = t02 ^ t13; \ | |
317 | t16 = b ^ d ; \ | |
318 | y = t16 ^ t15; } | |
319 | ||
320 | /* S6: 7 2 12 5 8 4 6 11 14 9 1 15 13 3 10 0 */ | |
321 | ||
322 | /* depth = 8,3,6,3, Total gates=19 */ | |
323 | #define RND06(a,b,c,d,w,x,y,z) \ | |
324 | { register unsigned long t02, t03, t04, t05, t07, t08, t09, t10, t11, t12, t13, t15, t17, t18, t01;\ | |
325 | t01 = a & d ; \ | |
326 | t02 = b ^ c ; \ | |
327 | t03 = a ^ d ; \ | |
328 | t04 = t01 ^ t02; \ | |
329 | t05 = b | c ; \ | |
330 | x = ~ t04; \ | |
331 | t07 = t03 & t05; \ | |
332 | t08 = b & x ; \ | |
333 | t09 = a | c ; \ | |
334 | t10 = t07 ^ t08; \ | |
335 | t11 = b | d ; \ | |
336 | t12 = c ^ t11; \ | |
337 | t13 = t09 ^ t10; \ | |
338 | y = ~ t13; \ | |
339 | t15 = x & t03; \ | |
340 | z = t12 ^ t07; \ | |
341 | t17 = a ^ b ; \ | |
342 | t18 = y ^ t15; \ | |
343 | w = t17 ^ t18; } | |
344 | ||
345 | /* InvS6: 15 10 1 13 5 3 6 0 4 9 14 7 2 12 8 11 */ | |
346 | ||
347 | /* depth = 5,3,8,6, Total gates=19 */ | |
348 | #define InvRND06(a,b,c,d,w,x,y,z) \ | |
349 | { register unsigned long t02, t03, t04, t05, t06, t07, t08, t09, t12, t13, t14, t15, t16, t17, t01;\ | |
350 | t01 = a ^ c ; \ | |
351 | t02 = ~ c ; \ | |
352 | t03 = b & t01; \ | |
353 | t04 = b | t02; \ | |
354 | t05 = d | t03; \ | |
355 | t06 = b ^ d ; \ | |
356 | t07 = a & t04; \ | |
357 | t08 = a | t02; \ | |
358 | t09 = t07 ^ t05; \ | |
359 | x = t06 ^ t08; \ | |
360 | w = ~ t09; \ | |
361 | t12 = b & w ; \ | |
362 | t13 = t01 & t05; \ | |
363 | t14 = t01 ^ t12; \ | |
364 | t15 = t07 ^ t13; \ | |
365 | t16 = d | t02; \ | |
366 | t17 = a ^ x ; \ | |
367 | z = t17 ^ t15; \ | |
368 | y = t16 ^ t14; } | |
369 | ||
370 | /* S7: 1 13 15 0 14 8 2 11 7 4 12 10 9 3 5 6 */ | |
371 | ||
372 | /* depth = 10,7,10,4, Total gates=19 */ | |
373 | #define RND07(a,b,c,d,w,x,y,z) \ | |
374 | { register unsigned long t02, t03, t04, t05, t06, t08, t09, t10, t11, t13, t14, t15, t16, t17, t01;\ | |
375 | t01 = a & c ; \ | |
376 | t02 = ~ d ; \ | |
377 | t03 = a & t02; \ | |
378 | t04 = b | t01; \ | |
379 | t05 = a & b ; \ | |
380 | t06 = c ^ t04; \ | |
381 | z = t03 ^ t06; \ | |
382 | t08 = c | z ; \ | |
383 | t09 = d | t05; \ | |
384 | t10 = a ^ t08; \ | |
385 | t11 = t04 & z ; \ | |
386 | x = t09 ^ t10; \ | |
387 | t13 = b ^ x ; \ | |
388 | t14 = t01 ^ x ; \ | |
389 | t15 = c ^ t05; \ | |
390 | t16 = t11 | t13; \ | |
391 | t17 = t02 | t14; \ | |
392 | w = t15 ^ t17; \ | |
393 | y = a ^ t16; } | |
394 | ||
395 | /* InvS7: 3 0 6 13 9 14 15 8 5 12 11 7 10 1 4 2 */ | |
396 | ||
397 | /* depth = 9,7,3,3, Total gates=18 */ | |
398 | #define InvRND07(a,b,c,d,w,x,y,z) \ | |
399 | { register unsigned long t02, t03, t04, t06, t07, t08, t09, t10, t11, t13, t14, t15, t16, t01;\ | |
400 | t01 = a & b ; \ | |
401 | t02 = a | b ; \ | |
402 | t03 = c | t01; \ | |
403 | t04 = d & t02; \ | |
404 | z = t03 ^ t04; \ | |
405 | t06 = b ^ t04; \ | |
406 | t07 = d ^ z ; \ | |
407 | t08 = ~ t07; \ | |
408 | t09 = t06 | t08; \ | |
409 | t10 = b ^ d ; \ | |
410 | t11 = a | d ; \ | |
411 | x = a ^ t09; \ | |
412 | t13 = c ^ t06; \ | |
413 | t14 = c & t11; \ | |
414 | t15 = d | x ; \ | |
415 | t16 = t01 | t10; \ | |
416 | w = t13 ^ t15; \ | |
417 | y = t14 ^ t16; } | |
418 | ||
419 | #define RND08(a,b,c,d,e,f,g,h) RND00(a,b,c,d,e,f,g,h) | |
420 | #define RND09(a,b,c,d,e,f,g,h) RND01(a,b,c,d,e,f,g,h) | |
421 | #define RND10(a,b,c,d,e,f,g,h) RND02(a,b,c,d,e,f,g,h) | |
422 | #define RND11(a,b,c,d,e,f,g,h) RND03(a,b,c,d,e,f,g,h) | |
423 | #define RND12(a,b,c,d,e,f,g,h) RND04(a,b,c,d,e,f,g,h) | |
424 | #define RND13(a,b,c,d,e,f,g,h) RND05(a,b,c,d,e,f,g,h) | |
425 | #define RND14(a,b,c,d,e,f,g,h) RND06(a,b,c,d,e,f,g,h) | |
426 | #define RND15(a,b,c,d,e,f,g,h) RND07(a,b,c,d,e,f,g,h) | |
427 | #define RND16(a,b,c,d,e,f,g,h) RND00(a,b,c,d,e,f,g,h) | |
428 | #define RND17(a,b,c,d,e,f,g,h) RND01(a,b,c,d,e,f,g,h) | |
429 | #define RND18(a,b,c,d,e,f,g,h) RND02(a,b,c,d,e,f,g,h) | |
430 | #define RND19(a,b,c,d,e,f,g,h) RND03(a,b,c,d,e,f,g,h) | |
431 | #define RND20(a,b,c,d,e,f,g,h) RND04(a,b,c,d,e,f,g,h) | |
432 | #define RND21(a,b,c,d,e,f,g,h) RND05(a,b,c,d,e,f,g,h) | |
433 | #define RND22(a,b,c,d,e,f,g,h) RND06(a,b,c,d,e,f,g,h) | |
434 | #define RND23(a,b,c,d,e,f,g,h) RND07(a,b,c,d,e,f,g,h) | |
435 | #define RND24(a,b,c,d,e,f,g,h) RND00(a,b,c,d,e,f,g,h) | |
436 | #define RND25(a,b,c,d,e,f,g,h) RND01(a,b,c,d,e,f,g,h) | |
437 | #define RND26(a,b,c,d,e,f,g,h) RND02(a,b,c,d,e,f,g,h) | |
438 | #define RND27(a,b,c,d,e,f,g,h) RND03(a,b,c,d,e,f,g,h) | |
439 | #define RND28(a,b,c,d,e,f,g,h) RND04(a,b,c,d,e,f,g,h) | |
440 | #define RND29(a,b,c,d,e,f,g,h) RND05(a,b,c,d,e,f,g,h) | |
441 | #define RND30(a,b,c,d,e,f,g,h) RND06(a,b,c,d,e,f,g,h) | |
442 | #define RND31(a,b,c,d,e,f,g,h) RND07(a,b,c,d,e,f,g,h) | |
443 | ||
444 | #define InvRND08(a,b,c,d,e,f,g,h) InvRND00(a,b,c,d,e,f,g,h) | |
445 | #define InvRND09(a,b,c,d,e,f,g,h) InvRND01(a,b,c,d,e,f,g,h) | |
446 | #define InvRND10(a,b,c,d,e,f,g,h) InvRND02(a,b,c,d,e,f,g,h) | |
447 | #define InvRND11(a,b,c,d,e,f,g,h) InvRND03(a,b,c,d,e,f,g,h) | |
448 | #define InvRND12(a,b,c,d,e,f,g,h) InvRND04(a,b,c,d,e,f,g,h) | |
449 | #define InvRND13(a,b,c,d,e,f,g,h) InvRND05(a,b,c,d,e,f,g,h) | |
450 | #define InvRND14(a,b,c,d,e,f,g,h) InvRND06(a,b,c,d,e,f,g,h) | |
451 | #define InvRND15(a,b,c,d,e,f,g,h) InvRND07(a,b,c,d,e,f,g,h) | |
452 | #define InvRND16(a,b,c,d,e,f,g,h) InvRND00(a,b,c,d,e,f,g,h) | |
453 | #define InvRND17(a,b,c,d,e,f,g,h) InvRND01(a,b,c,d,e,f,g,h) | |
454 | #define InvRND18(a,b,c,d,e,f,g,h) InvRND02(a,b,c,d,e,f,g,h) | |
455 | #define InvRND19(a,b,c,d,e,f,g,h) InvRND03(a,b,c,d,e,f,g,h) | |
456 | #define InvRND20(a,b,c,d,e,f,g,h) InvRND04(a,b,c,d,e,f,g,h) | |
457 | #define InvRND21(a,b,c,d,e,f,g,h) InvRND05(a,b,c,d,e,f,g,h) | |
458 | #define InvRND22(a,b,c,d,e,f,g,h) InvRND06(a,b,c,d,e,f,g,h) | |
459 | #define InvRND23(a,b,c,d,e,f,g,h) InvRND07(a,b,c,d,e,f,g,h) | |
460 | #define InvRND24(a,b,c,d,e,f,g,h) InvRND00(a,b,c,d,e,f,g,h) | |
461 | #define InvRND25(a,b,c,d,e,f,g,h) InvRND01(a,b,c,d,e,f,g,h) | |
462 | #define InvRND26(a,b,c,d,e,f,g,h) InvRND02(a,b,c,d,e,f,g,h) | |
463 | #define InvRND27(a,b,c,d,e,f,g,h) InvRND03(a,b,c,d,e,f,g,h) | |
464 | #define InvRND28(a,b,c,d,e,f,g,h) InvRND04(a,b,c,d,e,f,g,h) | |
465 | #define InvRND29(a,b,c,d,e,f,g,h) InvRND05(a,b,c,d,e,f,g,h) | |
466 | #define InvRND30(a,b,c,d,e,f,g,h) InvRND06(a,b,c,d,e,f,g,h) | |
467 | #define InvRND31(a,b,c,d,e,f,g,h) InvRND07(a,b,c,d,e,f,g,h) | |
468 | ||
469 | /* Linear transformations and key mixing: */ | |
470 | ||
471 | #define ROL(x,n) ((((unsigned long)(x))<<(n))| \ | |
472 | (((unsigned long)(x))>>(32-(n)))) | |
473 | #define ROR(x,n) ((((unsigned long)(x))<<(32-(n)))| \ | |
474 | (((unsigned long)(x))>>(n))) | |
475 | ||
476 | #define transform(x0, x1, x2, x3, y0, y1, y2, y3) \ | |
477 | y0 = ROL(x0, 13); \ | |
478 | y2 = ROL(x2, 3); \ | |
479 | y1 = x1 ^ y0 ^ y2; \ | |
480 | y3 = x3 ^ y2 ^ ((unsigned long)y0)<<3; \ | |
481 | y1 = ROL(y1, 1); \ | |
482 | y3 = ROL(y3, 7); \ | |
483 | y0 = y0 ^ y1 ^ y3; \ | |
484 | y2 = y2 ^ y3 ^ ((unsigned long)y1<<7); \ | |
485 | y0 = ROL(y0, 5); \ | |
486 | y2 = ROL(y2, 22) | |
487 | ||
488 | #define inv_transform(x0, x1, x2, x3, y0, y1, y2, y3) \ | |
489 | y2 = ROR(x2, 22);\ | |
490 | y0 = ROR(x0, 5); \ | |
491 | y2 = y2 ^ x3 ^ ((unsigned long)x1<<7); \ | |
492 | y0 = y0 ^ x1 ^ x3; \ | |
493 | y3 = ROR(x3, 7); \ | |
494 | y1 = ROR(x1, 1); \ | |
495 | y3 = y3 ^ y2 ^ ((unsigned long)y0)<<3; \ | |
496 | y1 = y1 ^ y0 ^ y2; \ | |
497 | y2 = ROR(y2, 3); \ | |
498 | y0 = ROR(y0, 13) | |
499 | ||
500 | #define keying(x0, x1, x2, x3, subkey) \ | |
501 | x0^=subkey[0];x1^=subkey[1]; \ | |
502 | x2^=subkey[2];x3^=subkey[3] | |
503 | ||
504 | /* PHI: Constant used in the key schedule */ | |
505 | #define PHI 0x9e3779b9L |