src/lib/block/serpent/serpent_sbox.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428

/*
* Serpent SBox Expressions
* (C) 1999-2007,2013 Jack Lloyd
*
* The sbox expressions used here were discovered by Dag Arne Osvik and
* are described in his paper "Speeding Up Serpent".
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#ifndef BOTAN_SERPENT_SBOX_H_
#define BOTAN_SERPENT_SBOX_H_

#define SBoxE1(B0, B1, B2, B3)                    \
   do {                                           \
      B3 ^= B0;                                   \
      auto B4 = B1;                               \
      B1 &= B3;                                   \
      B4 ^= B2;                                   \
      B1 ^= B0;                                   \
      B0 |= B3;                                   \
      B0 ^= B4;                                   \
      B4 ^= B3;                                   \
      B3 ^= B2;                                   \
      B2 |= B1;                                   \
      B2 ^= B4;                                   \
      B4 = ~B4;                                   \
      B4 |= B1;                                   \
      B1 ^= B3;                                   \
      B1 ^= B4;                                   \
      B3 |= B0;                                   \
      B1 ^= B3;                                   \
      B4 ^= B3;                                   \
      B3 = B0;                                    \
      B0 = B1;                                    \
      B1 = B4;                                    \
   } while(0)

#define SBoxE2(B0, B1, B2, B3)                    \
   do {                                           \
      B0 = ~B0;                                   \
      B2 = ~B2;                                   \
      auto B4 = B0;                               \
      B0 &= B1;                                   \
      B2 ^= B0;                                   \
      B0 |= B3;                                   \
      B3 ^= B2;                                   \
      B1 ^= B0;                                   \
      B0 ^= B4;                                   \
      B4 |= B1;                                   \
      B1 ^= B3;                                   \
      B2 |= B0;                                   \
      B2 &= B4;                                   \
      B0 ^= B1;                                   \
      B1 &= B2;                                   \
      B1 ^= B0;                                   \
      B0 &= B2;                                   \
      B4 ^= B0;                                   \
      B0 = B2;                                    \
      B2 = B3;                                    \
      B3 = B1;                                    \
      B1 = B4;                                    \
   } while(0)

#define SBoxE3(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B0;                               \
      B0 &= B2;                                   \
      B0 ^= B3;                                   \
      B2 ^= B1;                                   \
      B2 ^= B0;                                   \
      B3 |= B4;                                   \
      B3 ^= B1;                                   \
      B4 ^= B2;                                   \
      B1 = B3;                                    \
      B3 |= B4;                                   \
      B3 ^= B0;                                   \
      B0 &= B1;                                   \
      B4 ^= B0;                                   \
      B1 ^= B3;                                   \
      B1 ^= B4;                                   \
      B0 = B2;                                    \
      B2 = B1;                                    \
      B1 = B3;                                    \
      B3 = ~B4;                                   \
   } while(0)

#define SBoxE4(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B0;                               \
      B0 |= B3;                                   \
      B3 ^= B1;                                   \
      B1 &= B4;                                   \
      B4 ^= B2;                                   \
      B2 ^= B3;                                   \
      B3 &= B0;                                   \
      B4 |= B1;                                   \
      B3 ^= B4;                                   \
      B0 ^= B1;                                   \
      B4 &= B0;                                   \
      B1 ^= B3;                                   \
      B4 ^= B2;                                   \
      B1 |= B0;                                   \
      B1 ^= B2;                                   \
      B0 ^= B3;                                   \
      B2 = B1;                                    \
      B1 |= B3;                                   \
      B0 ^= B1;                                   \
      B1 = B2;                                    \
      B2 = B3;                                    \
      B3 = B4;                                    \
   } while(0)

#define SBoxE5(B0, B1, B2, B3)                    \
   do {                                           \
      B1 ^= B3;                                   \
      B3 = ~B3;                                   \
      B2 ^= B3;                                   \
      B3 ^= B0;                                   \
      auto B4 = B1;                               \
      B1 &= B3;                                   \
      B1 ^= B2;                                   \
      B4 ^= B3;                                   \
      B0 ^= B4;                                   \
      B2 &= B4;                                   \
      B2 ^= B0;                                   \
      B0 &= B1;                                   \
      B3 ^= B0;                                   \
      B4 |= B1;                                   \
      B4 ^= B0;                                   \
      B0 |= B3;                                   \
      B0 ^= B2;                                   \
      B2 &= B3;                                   \
      B0 = ~B0;                                   \
      B4 ^= B2;                                   \
      B2 = B0;                                    \
      B0 = B1;                                    \
      B1 = B4;                                    \
   } while(0)

#define SBoxE6(B0, B1, B2, B3)                    \
   do {                                           \
      B0 ^= B1;                                   \
      B1 ^= B3;                                   \
      B3 = ~B3;                                   \
      auto B4 = B1;                               \
      B1 &= B0;                                   \
      B2 ^= B3;                                   \
      B1 ^= B2;                                   \
      B2 |= B4;                                   \
      B4 ^= B3;                                   \
      B3 &= B1;                                   \
      B3 ^= B0;                                   \
      B4 ^= B1;                                   \
      B4 ^= B2;                                   \
      B2 ^= B0;                                   \
      B0 &= B3;                                   \
      B2 = ~B2;                                   \
      B0 ^= B4;                                   \
      B4 |= B3;                                   \
      B4 ^= B2;                                   \
      B2 = B0;                                    \
      B0 = B1;                                    \
      B1 = B3;                                    \
      B3 = B4;                                    \
   } while(0)

#define SBoxE7(B0, B1, B2, B3)                    \
   do {                                           \
      B2 = ~B2;                                   \
      auto B4 = B3;                               \
      B3 &= B0;                                   \
      B0 ^= B4;                                   \
      B3 ^= B2;                                   \
      B2 |= B4;                                   \
      B1 ^= B3;                                   \
      B2 ^= B0;                                   \
      B0 |= B1;                                   \
      B2 ^= B1;                                   \
      B4 ^= B0;                                   \
      B0 |= B3;                                   \
      B0 ^= B2;                                   \
      B4 ^= B3;                                   \
      B4 ^= B0;                                   \
      B3 = ~B3;                                   \
      B2 &= B4;                                   \
      B3 ^= B2;                                   \
      B2 = B4;                                    \
   } while(0)

#define SBoxE8(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B1;                               \
      B1 |= B2;                                   \
      B1 ^= B3;                                   \
      B4 ^= B2;                                   \
      B2 ^= B1;                                   \
      B3 |= B4;                                   \
      B3 &= B0;                                   \
      B4 ^= B2;                                   \
      B3 ^= B1;                                   \
      B1 |= B4;                                   \
      B1 ^= B0;                                   \
      B0 |= B4;                                   \
      B0 ^= B2;                                   \
      B1 ^= B4;                                   \
      B2 ^= B1;                                   \
      B1 &= B0;                                   \
      B1 ^= B4;                                   \
      B2 = ~B2;                                   \
      B2 |= B0;                                   \
      B4 ^= B2;                                   \
      B2 = B1;                                    \
      B1 = B3;                                    \
      B3 = B0;                                    \
      B0 = B4;                                    \
   } while(0)

#define SBoxD1(B0, B1, B2, B3)                    \
   do {                                           \
      B2 = ~B2;                                   \
      auto B4 = B1;                               \
      B1 |= B0;                                   \
      B4 = ~B4;                                   \
      B1 ^= B2;                                   \
      B2 |= B4;                                   \
      B1 ^= B3;                                   \
      B0 ^= B4;                                   \
      B2 ^= B0;                                   \
      B0 &= B3;                                   \
      B4 ^= B0;                                   \
      B0 |= B1;                                   \
      B0 ^= B2;                                   \
      B3 ^= B4;                                   \
      B2 ^= B1;                                   \
      B3 ^= B0;                                   \
      B3 ^= B1;                                   \
      B2 &= B3;                                   \
      B4 ^= B2;                                   \
      B2 = B1;                                    \
      B1 = B4;                                    \
      } while(0)

#define SBoxD2(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B1;                               \
      B1 ^= B3;                                   \
      B3 &= B1;                                   \
      B4 ^= B2;                                   \
      B3 ^= B0;                                   \
      B0 |= B1;                                   \
      B2 ^= B3;                                   \
      B0 ^= B4;                                   \
      B0 |= B2;                                   \
      B1 ^= B3;                                   \
      B0 ^= B1;                                   \
      B1 |= B3;                                   \
      B1 ^= B0;                                   \
      B4 = ~B4;                                   \
      B4 ^= B1;                                   \
      B1 |= B0;                                   \
      B1 ^= B0;                                   \
      B1 |= B4;                                   \
      B3 ^= B1;                                   \
      B1 = B0;                                    \
      B0 = B4;                                    \
      B4 = B2;                                    \
      B2 = B3;                                    \
      B3 = B4;                                    \
      } while(0)

#define SBoxD3(B0, B1, B2, B3)                    \
   do {                                           \
      B2 ^= B3;                                   \
      B3 ^= B0;                                   \
      auto B4 = B3;                               \
      B3 &= B2;                                   \
      B3 ^= B1;                                   \
      B1 |= B2;                                   \
      B1 ^= B4;                                   \
      B4 &= B3;                                   \
      B2 ^= B3;                                   \
      B4 &= B0;                                   \
      B4 ^= B2;                                   \
      B2 &= B1;                                   \
      B2 |= B0;                                   \
      B3 = ~B3;                                   \
      B2 ^= B3;                                   \
      B0 ^= B3;                                   \
      B0 &= B1;                                   \
      B3 ^= B4;                                   \
      B3 ^= B0;                                   \
      B0 = B1;                                    \
      B1 = B4;                                    \
      } while(0)

#define SBoxD4(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B2;                               \
      B2 ^= B1;                                   \
      B0 ^= B2;                                   \
      B4 &= B2;                                   \
      B4 ^= B0;                                   \
      B0 &= B1;                                   \
      B1 ^= B3;                                   \
      B3 |= B4;                                   \
      B2 ^= B3;                                   \
      B0 ^= B3;                                   \
      B1 ^= B4;                                   \
      B3 &= B2;                                   \
      B3 ^= B1;                                   \
      B1 ^= B0;                                   \
      B1 |= B2;                                   \
      B0 ^= B3;                                   \
      B1 ^= B4;                                   \
      B0 ^= B1;                                   \
      B4 = B0;                                    \
      B0 = B2;                                    \
      B2 = B3;                                    \
      B3 = B4;                                    \
      } while(0)

#define SBoxD5(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B2;                               \
      B2 &= B3;                                   \
      B2 ^= B1;                                   \
      B1 |= B3;                                   \
      B1 &= B0;                                   \
      B4 ^= B2;                                   \
      B4 ^= B1;                                   \
      B1 &= B2;                                   \
      B0 = ~B0;                                   \
      B3 ^= B4;                                   \
      B1 ^= B3;                                   \
      B3 &= B0;                                   \
      B3 ^= B2;                                   \
      B0 ^= B1;                                   \
      B2 &= B0;                                   \
      B3 ^= B0;                                   \
      B2 ^= B4;                                   \
      B2 |= B3;                                   \
      B3 ^= B0;                                   \
      B2 ^= B1;                                   \
      B1 = B3;                                    \
      B3 = B4;                                    \
      } while(0)

#define SBoxD6(B0, B1, B2, B3)                    \
   do {                                           \
      B1 = ~B1;                                   \
      auto B4 = B3;                               \
      B2 ^= B1;                                   \
      B3 |= B0;                                   \
      B3 ^= B2;                                   \
      B2 |= B1;                                   \
      B2 &= B0;                                   \
      B4 ^= B3;                                   \
      B2 ^= B4;                                   \
      B4 |= B0;                                   \
      B4 ^= B1;                                   \
      B1 &= B2;                                   \
      B1 ^= B3;                                   \
      B4 ^= B2;                                   \
      B3 &= B4;                                   \
      B4 ^= B1;                                   \
      B3 ^= B4;                                   \
      B4 = ~B4;                                   \
      B3 ^= B0;                                   \
      B0 = B1;                                    \
      B1 = B4;                                    \
      B4 = B3;                                    \
      B3 = B2;                                    \
      B2 = B4;                                    \
      } while(0)

#define SBoxD7(B0, B1, B2, B3)                    \
   do {                                           \
      B0 ^= B2;                                   \
      auto B4 = B2;                               \
      B2 &= B0;                                   \
      B4 ^= B3;                                   \
      B2 = ~B2;                                   \
      B3 ^= B1;                                   \
      B2 ^= B3;                                   \
      B4 |= B0;                                   \
      B0 ^= B2;                                   \
      B3 ^= B4;                                   \
      B4 ^= B1;                                   \
      B1 &= B3;                                   \
      B1 ^= B0;                                   \
      B0 ^= B3;                                   \
      B0 |= B2;                                   \
      B3 ^= B1;                                   \
      B4 ^= B0;                                   \
      B0 = B1;                                    \
      B1 = B2;                                    \
      B2 = B4;                                    \
      } while(0)

#define SBoxD8(B0, B1, B2, B3)                    \
   do {                                           \
      auto B4 = B2;                               \
      B2 ^= B0;                                   \
      B0 &= B3;                                   \
      B4 |= B3;                                   \
      B2 = ~B2;                                   \
      B3 ^= B1;                                   \
      B1 |= B0;                                   \
      B0 ^= B2;                                   \
      B2 &= B4;                                   \
      B3 &= B4;                                   \
      B1 ^= B2;                                   \
      B2 ^= B0;                                   \
      B0 |= B2;                                   \
      B4 ^= B1;                                   \
      B0 ^= B3;                                   \
      B3 ^= B4;                                   \
      B4 |= B0;                                   \
      B3 ^= B2;                                   \
      B4 ^= B2;                                   \
      B2 = B1;                                    \
      B1 = B0;                                    \
      B0 = B3;                                    \
      B3 = B4;                                    \
      } while(0)

#endif