63 {0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b,
64 0xfe, 0xd7, 0xab, 0x76},
65 {0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf,
66 0x9c, 0xa4, 0x72, 0xc0},
67 {0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1,
68 0x71, 0xd8, 0x31, 0x15},
69 {0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2,
70 0xeb, 0x27, 0xb2, 0x75},
71 {0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3,
72 0x29, 0xe3, 0x2f, 0x84},
73 {0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39,
74 0x4a, 0x4c, 0x58, 0xcf},
75 {0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f,
76 0x50, 0x3c, 0x9f, 0xa8},
77 {0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21,
78 0x10, 0xff, 0xf3, 0xd2},
79 {0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d,
80 0x64, 0x5d, 0x19, 0x73},
81 {0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14,
82 0xde, 0x5e, 0x0b, 0xdb},
83 {0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62,
84 0x91, 0x95, 0xe4, 0x79},
85 {0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea,
86 0x65, 0x7a, 0xae, 0x08},
87 {0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f,
88 0x4b, 0xbd, 0x8b, 0x8a},
89 {0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9,
90 0x86, 0xc1, 0x1d, 0x9e},
91 {0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9,
92 0xce, 0x55, 0x28, 0xdf},
93 {0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f,
94 0xb0, 0x54, 0xbb, 0x16}
97 {0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e,
98 0x81, 0xf3, 0xd7, 0xfb},
99 {0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44,
100 0xc4, 0xde, 0xe9, 0xcb},
101 {0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b,
102 0x42, 0xfa, 0xc3, 0x4e},
103 {0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49,
104 0x6d, 0x8b, 0xd1, 0x25},
105 {0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc,
106 0x5d, 0x65, 0xb6, 0x92},
107 {0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57,
108 0xa7, 0x8d, 0x9d, 0x84},
109 {0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05,
110 0xb8, 0xb3, 0x45, 0x06},
111 {0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03,
112 0x01, 0x13, 0x8a, 0x6b},
113 {0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce,
114 0xf0, 0xb4, 0xe6, 0x73},
115 {0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8,
116 0x1c, 0x75, 0xdf, 0x6e},
117 {0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e,
118 0xaa, 0x18, 0xbe, 0x1b},
119 {0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe,
120 0x78, 0xcd, 0x5a, 0xf4},
121 {0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59,
122 0x27, 0x80, 0xec, 0x5f},
123 {0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f,
124 0x93, 0xc9, 0x9c, 0xef},
125 {0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c,
126 0x83, 0x53, 0x99, 0x61},
127 {0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63,
128 0x55, 0x21, 0x0c, 0x7d}
140 temp =
Sbox[statemt[1] >> 4][statemt[1] & 0xf];
141 statemt[1] =
Sbox[statemt[5] >> 4][statemt[5] & 0xf];
142 statemt[5] =
Sbox[statemt[9] >> 4][statemt[9] & 0xf];
143 statemt[9] =
Sbox[statemt[13] >> 4][statemt[13] & 0xf];
146 temp =
Sbox[statemt[2] >> 4][statemt[2] & 0xf];
147 statemt[2] =
Sbox[statemt[10] >> 4][statemt[10] & 0xf];
149 temp =
Sbox[statemt[6] >> 4][statemt[6] & 0xf];
150 statemt[6] =
Sbox[statemt[14] >> 4][statemt[14] & 0xf];
153 temp =
Sbox[statemt[3] >> 4][statemt[3] & 0xf];
154 statemt[3] =
Sbox[statemt[15] >> 4][statemt[15] & 0xf];
155 statemt[15] =
Sbox[statemt[11] >> 4][statemt[11] & 0xf];
156 statemt[11] =
Sbox[statemt[7] >> 4][statemt[7] & 0xf];
159 statemt[0] =
Sbox[statemt[0] >> 4][statemt[0] & 0xf];
160 statemt[4] =
Sbox[statemt[4] >> 4][statemt[4] & 0xf];
161 statemt[8] =
Sbox[statemt[8] >> 4][statemt[8] & 0xf];
162 statemt[12] =
Sbox[statemt[12] >> 4][statemt[12] & 0xf];
165 temp =
Sbox[statemt[1] >> 4][statemt[1] & 0xf];
166 statemt[1] =
Sbox[statemt[5] >> 4][statemt[5] & 0xf];
167 statemt[5] =
Sbox[statemt[9] >> 4][statemt[9] & 0xf];
168 statemt[9] =
Sbox[statemt[13] >> 4][statemt[13] & 0xf];
169 statemt[13] =
Sbox[statemt[17] >> 4][statemt[17] & 0xf];
170 statemt[17] =
Sbox[statemt[21] >> 4][statemt[21] & 0xf];
173 temp =
Sbox[statemt[2] >> 4][statemt[2] & 0xf];
174 statemt[2] =
Sbox[statemt[10] >> 4][statemt[10] & 0xf];
175 statemt[10] =
Sbox[statemt[18] >> 4][statemt[18] & 0xf];
177 temp =
Sbox[statemt[6] >> 4][statemt[6] & 0xf];
178 statemt[6] =
Sbox[statemt[14] >> 4][statemt[14] & 0xf];
179 statemt[14] =
Sbox[statemt[22] >> 4][statemt[22] & 0xf];
182 temp =
Sbox[statemt[3] >> 4][statemt[3] & 0xf];
183 statemt[3] =
Sbox[statemt[15] >> 4][statemt[15] & 0xf];
185 temp =
Sbox[statemt[7] >> 4][statemt[7] & 0xf];
186 statemt[7] =
Sbox[statemt[19] >> 4][statemt[19] & 0xf];
188 temp =
Sbox[statemt[11] >> 4][statemt[11] & 0xf];
189 statemt[11] =
Sbox[statemt[23] >> 4][statemt[23] & 0xf];
192 statemt[0] =
Sbox[statemt[0] >> 4][statemt[0] & 0xf];
193 statemt[4] =
Sbox[statemt[4] >> 4][statemt[4] & 0xf];
194 statemt[8] =
Sbox[statemt[8] >> 4][statemt[8] & 0xf];
195 statemt[12] =
Sbox[statemt[12] >> 4][statemt[12] & 0xf];
196 statemt[16] =
Sbox[statemt[16] >> 4][statemt[16] & 0xf];
197 statemt[20] =
Sbox[statemt[20] >> 4][statemt[20] & 0xf];
200 temp =
Sbox[statemt[1] >> 4][statemt[1] & 0xf];
201 statemt[1] =
Sbox[statemt[5] >> 4][statemt[5] & 0xf];
202 statemt[5] =
Sbox[statemt[9] >> 4][statemt[9] & 0xf];
203 statemt[9] =
Sbox[statemt[13] >> 4][statemt[13] & 0xf];
204 statemt[13] =
Sbox[statemt[17] >> 4][statemt[17] & 0xf];
205 statemt[17] =
Sbox[statemt[21] >> 4][statemt[21] & 0xf];
206 statemt[21] =
Sbox[statemt[25] >> 4][statemt[25] & 0xf];
207 statemt[25] =
Sbox[statemt[29] >> 4][statemt[29] & 0xf];
210 temp =
Sbox[statemt[2] >> 4][statemt[2] & 0xf];
211 statemt[2] =
Sbox[statemt[14] >> 4][statemt[14] & 0xf];
212 statemt[14] =
Sbox[statemt[26] >> 4][statemt[26] & 0xf];
213 statemt[26] =
Sbox[statemt[6] >> 4][statemt[6] & 0xf];
214 statemt[6] =
Sbox[statemt[18] >> 4][statemt[18] & 0xf];
215 statemt[18] =
Sbox[statemt[30] >> 4][statemt[30] & 0xf];
216 statemt[30] =
Sbox[statemt[10] >> 4][statemt[10] & 0xf];
217 statemt[10] =
Sbox[statemt[22] >> 4][statemt[22] & 0xf];
220 temp =
Sbox[statemt[3] >> 4][statemt[3] & 0xf];
221 statemt[3] =
Sbox[statemt[19] >> 4][statemt[19] & 0xf];
223 temp =
Sbox[statemt[7] >> 4][statemt[7] & 0xf];
224 statemt[7] =
Sbox[statemt[23] >> 4][statemt[23] & 0xf];
226 temp =
Sbox[statemt[11] >> 4][statemt[11] & 0xf];
227 statemt[11] =
Sbox[statemt[27] >> 4][statemt[27] & 0xf];
229 temp =
Sbox[statemt[15] >> 4][statemt[15] & 0xf];
230 statemt[15] =
Sbox[statemt[31] >> 4][statemt[31] & 0xf];
233 statemt[0] =
Sbox[statemt[0] >> 4][statemt[0] & 0xf];
234 statemt[4] =
Sbox[statemt[4] >> 4][statemt[4] & 0xf];
235 statemt[8] =
Sbox[statemt[8] >> 4][statemt[8] & 0xf];
236 statemt[12] =
Sbox[statemt[12] >> 4][statemt[12] & 0xf];
237 statemt[16] =
Sbox[statemt[16] >> 4][statemt[16] & 0xf];
238 statemt[20] =
Sbox[statemt[20] >> 4][statemt[20] & 0xf];
239 statemt[24] =
Sbox[statemt[24] >> 4][statemt[24] & 0xf];
240 statemt[28] =
Sbox[statemt[28] >> 4][statemt[28] & 0xf];
248 return Sbox[(in / 16)][(in % 16)];
260 temp =
invSbox[statemt[13] >> 4][statemt[13] & 0xf];
261 statemt[13] =
invSbox[statemt[9] >> 4][statemt[9] & 0xf];
262 statemt[9] =
invSbox[statemt[5] >> 4][statemt[5] & 0xf];
263 statemt[5] =
invSbox[statemt[1] >> 4][statemt[1] & 0xf];
266 temp =
invSbox[statemt[14] >> 4][statemt[14] & 0xf];
267 statemt[14] =
invSbox[statemt[6] >> 4][statemt[6] & 0xf];
269 temp =
invSbox[statemt[2] >> 4][statemt[2] & 0xf];
270 statemt[2] =
invSbox[statemt[10] >> 4][statemt[10] & 0xf];
273 temp =
invSbox[statemt[15] >> 4][statemt[15] & 0xf];
274 statemt[15] =
invSbox[statemt[3] >> 4][statemt[3] & 0xf];
275 statemt[3] =
invSbox[statemt[7] >> 4][statemt[7] & 0xf];
276 statemt[7] =
invSbox[statemt[11] >> 4][statemt[11] & 0xf];
279 statemt[0] =
invSbox[statemt[0] >> 4][statemt[0] & 0xf];
280 statemt[4] =
invSbox[statemt[4] >> 4][statemt[4] & 0xf];
281 statemt[8] =
invSbox[statemt[8] >> 4][statemt[8] & 0xf];
282 statemt[12] =
invSbox[statemt[12] >> 4][statemt[12] & 0xf];
285 temp =
invSbox[statemt[21] >> 4][statemt[21] & 0xf];
286 statemt[21] =
invSbox[statemt[17] >> 4][statemt[17] & 0xf];
287 statemt[17] =
invSbox[statemt[13] >> 4][statemt[13] & 0xf];
288 statemt[13] =
invSbox[statemt[9] >> 4][statemt[9] & 0xf];
289 statemt[9] =
invSbox[statemt[5] >> 4][statemt[5] & 0xf];
290 statemt[5] =
invSbox[statemt[1] >> 4][statemt[1] & 0xf];
293 temp =
invSbox[statemt[22] >> 4][statemt[22] & 0xf];
294 statemt[22] =
invSbox[statemt[14] >> 4][statemt[14] & 0xf];
295 statemt[14] =
invSbox[statemt[6] >> 4][statemt[6] & 0xf];
297 temp =
invSbox[statemt[18] >> 4][statemt[18] & 0xf];
298 statemt[18] =
invSbox[statemt[10] >> 4][statemt[10] & 0xf];
299 statemt[10] =
invSbox[statemt[2] >> 4][statemt[2] & 0xf];
302 temp =
invSbox[statemt[15] >> 4][statemt[15] & 0xf];
303 statemt[15] =
invSbox[statemt[3] >> 4][statemt[3] & 0xf];
305 temp =
invSbox[statemt[19] >> 4][statemt[19] & 0xf];
306 statemt[19] =
invSbox[statemt[7] >> 4][statemt[7] & 0xf];
308 temp =
invSbox[statemt[23] >> 4][statemt[23] & 0xf];
309 statemt[23] =
invSbox[statemt[11] >> 4][statemt[11] & 0xf];
312 statemt[0] =
invSbox[statemt[0] >> 4][statemt[0] & 0xf];
313 statemt[4] =
invSbox[statemt[4] >> 4][statemt[4] & 0xf];
314 statemt[8] =
invSbox[statemt[8] >> 4][statemt[8] & 0xf];
315 statemt[12] =
invSbox[statemt[12] >> 4][statemt[12] & 0xf];
316 statemt[16] =
invSbox[statemt[16] >> 4][statemt[16] & 0xf];
317 statemt[20] =
invSbox[statemt[20] >> 4][statemt[20] & 0xf];
320 temp =
invSbox[statemt[29] >> 4][statemt[29] & 0xf];
321 statemt[29] =
invSbox[statemt[25] >> 4][statemt[25] & 0xf];
322 statemt[25] =
invSbox[statemt[21] >> 4][statemt[21] & 0xf];
323 statemt[21] =
invSbox[statemt[17] >> 4][statemt[17] & 0xf];
324 statemt[17] =
invSbox[statemt[13] >> 4][statemt[13] & 0xf];
325 statemt[13] =
invSbox[statemt[9] >> 4][statemt[9] & 0xf];
326 statemt[9] =
invSbox[statemt[5] >> 4][statemt[5] & 0xf];
327 statemt[5] =
invSbox[statemt[1] >> 4][statemt[1] & 0xf];
330 temp =
invSbox[statemt[30] >> 4][statemt[30] & 0xf];
331 statemt[30] =
invSbox[statemt[18] >> 4][statemt[18] & 0xf];
332 statemt[18] =
invSbox[statemt[6] >> 4][statemt[6] & 0xf];
333 statemt[6] =
invSbox[statemt[26] >> 4][statemt[26] & 0xf];
334 statemt[26] =
invSbox[statemt[14] >> 4][statemt[14] & 0xf];
335 statemt[14] =
invSbox[statemt[2] >> 4][statemt[2] & 0xf];
336 statemt[2] =
invSbox[statemt[22] >> 4][statemt[22] & 0xf];
337 statemt[22] =
invSbox[statemt[10] >> 4][statemt[10] & 0xf];
340 temp =
invSbox[statemt[31] >> 4][statemt[31] & 0xf];
341 statemt[31] =
invSbox[statemt[15] >> 4][statemt[15] & 0xf];
343 temp =
invSbox[statemt[27] >> 4][statemt[27] & 0xf];
344 statemt[27] =
invSbox[statemt[11] >> 4][statemt[11] & 0xf];
346 temp =
invSbox[statemt[23] >> 4][statemt[23] & 0xf];
347 statemt[23] =
invSbox[statemt[7] >> 4][statemt[7] & 0xf];
349 temp =
invSbox[statemt[19] >> 4][statemt[19] & 0xf];
350 statemt[19] =
invSbox[statemt[3] >> 4][statemt[3] & 0xf];
353 statemt[0] =
invSbox[statemt[0] >> 4][statemt[0] & 0xf];
354 statemt[4] =
invSbox[statemt[4] >> 4][statemt[4] & 0xf];
355 statemt[8] =
invSbox[statemt[8] >> 4][statemt[8] & 0xf];
356 statemt[12] =
invSbox[statemt[12] >> 4][statemt[12] & 0xf];
357 statemt[16] =
invSbox[statemt[16] >> 4][statemt[16] & 0xf];
358 statemt[20] =
invSbox[statemt[20] >> 4][statemt[20] & 0xf];
359 statemt[24] =
invSbox[statemt[24] >> 4][statemt[24] & 0xf];
360 statemt[28] =
invSbox[statemt[28] >> 4][statemt[28] & 0xf];
372 for (j = 0; j <
nb; ++j)
374 ret[j * 4] = (statemt[j * 4] << 1);
375 if ((ret[j * 4] >> 8) == 1)
377 x = statemt[1 + j * 4];
380 ret[j * 4] ^= (x ^ 283);
384 statemt[2 + j * 4] ^ statemt[3 + j * 4] ^
word[0][j + nb * n];
386 ret[1 + j * 4] = (statemt[1 + j * 4] << 1);
387 if ((ret[1 + j * 4] >> 8) == 1)
388 ret[1 + j * 4] ^= 283;
389 x = statemt[2 + j * 4];
392 ret[1 + j * 4] ^= (x ^ 283);
396 statemt[3 + j * 4] ^ statemt[j * 4] ^ word[1][j + nb * n];
398 ret[2 + j * 4] = (statemt[2 + j * 4] << 1);
399 if ((ret[2 + j * 4] >> 8) == 1)
400 ret[2 + j * 4] ^= 283;
401 x = statemt[3 + j * 4];
404 ret[2 + j * 4] ^= (x ^ 283);
408 statemt[j * 4] ^ statemt[1 + j * 4] ^ word[2][j + nb * n];
410 ret[3 + j * 4] = (statemt[3 + j * 4] << 1);
411 if ((ret[3 + j * 4] >> 8) == 1)
412 ret[3 + j * 4] ^= 283;
416 ret[3 + j * 4] ^= (x ^ 283);
420 statemt[1 + j * 4] ^ statemt[2 + j * 4] ^ word[3][j + nb * n];
422 for (j = 0; j <
nb; ++j)
424 statemt[j * 4] = ret[j * 4];
425 statemt[1 + j * 4] = ret[1 + j * 4];
426 statemt[2 + j * 4] = ret[2 + j * 4];
427 statemt[3 + j * 4] = ret[3 + j * 4];
436 int ret[8 * 4], i, j;
439 for (j = 0; j <
nb; ++j)
441 statemt[j * 4] ^=
word[0][j + nb * n];
442 statemt[1 + j * 4] ^=
word[1][j + nb * n];
443 statemt[2 + j * 4] ^=
word[2][j + nb * n];
444 statemt[3 + j * 4] ^=
word[3][j + nb * n];
446 for (j = 0; j <
nb; ++j)
447 for (i = 0; i < 4; ++i)
449 x = (statemt[i + j * 4] << 1);
452 x ^= statemt[i + j * 4];
456 x ^= statemt[i + j * 4];
462 x = (statemt[(i + 1) % 4 + j * 4] << 1);
468 x ^= statemt[(i + 1) % 4 + j * 4];
472 x ^= statemt[(i + 1) % 4 + j * 4];
475 x = (statemt[(i + 2) % 4 + j * 4] << 1);
478 x ^= statemt[(i + 2) % 4 + j * 4];
485 x ^= statemt[(i + 2) % 4 + j * 4];
488 x = (statemt[(i + 3) % 4 + j * 4] << 1);
497 x ^= statemt[(i + 3) % 4 + j * 4];
500 for (i = 0; i <
nb; ++i)
502 statemt[i * 4] = ret[i * 4];
503 statemt[1 + i * 4] = ret[1 + i * 4];
504 statemt[2 + i * 4] = ret[2 + i * 4];
505 statemt[3 + i * 4] = ret[3 + i * 4];
534 for (j = 0; j <
nb; ++j)
536 statemt[j * 4] ^=
word[0][j + nb * n];
537 statemt[1 + j * 4] ^=
word[1][j + nb * n];
538 statemt[2 + j * 4] ^=
word[2][j + nb * n];
539 statemt[3 + j * 4] ^=
word[3][j + nb * n];
int AddRoundKey_InversMixColumn(int statemt[32], int nb, int n)
const int invSbox[16][16]
void InversShiftRow_ByteSub(int statemt[32], int nb)
int MixColumn_AddRoundKey(int statemt[32], int nb, int n)
int AddRoundKey(int statemt[32], int type, int n)
void ByteSub_ShiftRow(int statemt[32], int nb)
x
Return the smallest n such that 2^n >= _x.