25
25
/* decryption sbox */
26
26
static unsigned char sboxdec[] = {
27
0x33, 0x73, 0x3b, 0x26, 0x63, 0x23, 0x6b, 0x76,
28
0x3e, 0x7e, 0x36, 0x2b, 0x6e, 0x2e, 0x66, 0x7b,
29
0xd3, 0x93, 0xdb, 0x06, 0x43, 0x03, 0x4b, 0x96,
30
0xde, 0x9e, 0xd6, 0x0b, 0x4e, 0x0e, 0x46, 0x9b,
31
0x57, 0x17, 0x5f, 0x82, 0xc7, 0x87, 0xcf, 0x12,
32
0x5a, 0x1a, 0x52, 0x8f, 0xca, 0x8a, 0xc2, 0x1f,
33
0xd9, 0x99, 0xd1, 0x00, 0x49, 0x09, 0x41, 0x90,
34
0xd8, 0x98, 0xd0, 0x01, 0x48, 0x08, 0x40, 0x91,
35
0x3d, 0x7d, 0x35, 0x24, 0x6d, 0x2d, 0x65, 0x74,
36
0x3c, 0x7c, 0x34, 0x25, 0x6c, 0x2c, 0x64, 0x75,
37
0xdd, 0x9d, 0xd5, 0x04, 0x4d, 0x0d, 0x45, 0x94,
38
0xdc, 0x9c, 0xd4, 0x05, 0x4c, 0x0c, 0x44, 0x95,
39
0x59, 0x19, 0x51, 0x80, 0xc9, 0x89, 0xc1, 0x10,
40
0x58, 0x18, 0x50, 0x81, 0xc8, 0x88, 0xc0, 0x11,
41
0xd7, 0x97, 0xdf, 0x02, 0x47, 0x07, 0x4f, 0x92,
42
0xda, 0x9a, 0xd2, 0x0f, 0x4a, 0x0a, 0x42, 0x9f,
43
0x53, 0x13, 0x5b, 0x86, 0xc3, 0x83, 0xcb, 0x16,
44
0x5e, 0x1e, 0x56, 0x8b, 0xce, 0x8e, 0xc6, 0x1b,
45
0xb3, 0xf3, 0xbb, 0xa6, 0xe3, 0xa3, 0xeb, 0xf6,
46
0xbe, 0xfe, 0xb6, 0xab, 0xee, 0xae, 0xe6, 0xfb,
47
0x37, 0x77, 0x3f, 0x22, 0x67, 0x27, 0x6f, 0x72,
48
0x3a, 0x7a, 0x32, 0x2f, 0x6a, 0x2a, 0x62, 0x7f,
49
0xb9, 0xf9, 0xb1, 0xa0, 0xe9, 0xa9, 0xe1, 0xf0,
50
0xb8, 0xf8, 0xb0, 0xa1, 0xe8, 0xa8, 0xe0, 0xf1,
51
0x5d, 0x1d, 0x55, 0x84, 0xcd, 0x8d, 0xc5, 0x14,
52
0x5c, 0x1c, 0x54, 0x85, 0xcc, 0x8c, 0xc4, 0x15,
53
0xbd, 0xfd, 0xb5, 0xa4, 0xed, 0xad, 0xe5, 0xf4,
54
0xbc, 0xfc, 0xb4, 0xa5, 0xec, 0xac, 0xe4, 0xf5,
55
0x39, 0x79, 0x31, 0x20, 0x69, 0x29, 0x61, 0x70,
56
0x38, 0x78, 0x30, 0x21, 0x68, 0x28, 0x60, 0x71,
57
0xb7, 0xf7, 0xbf, 0xa2, 0xe7, 0xa7, 0xef, 0xf2,
27
0x33, 0x73, 0x3b, 0x26, 0x63, 0x23, 0x6b, 0x76,
28
0x3e, 0x7e, 0x36, 0x2b, 0x6e, 0x2e, 0x66, 0x7b,
29
0xd3, 0x93, 0xdb, 0x06, 0x43, 0x03, 0x4b, 0x96,
30
0xde, 0x9e, 0xd6, 0x0b, 0x4e, 0x0e, 0x46, 0x9b,
31
0x57, 0x17, 0x5f, 0x82, 0xc7, 0x87, 0xcf, 0x12,
32
0x5a, 0x1a, 0x52, 0x8f, 0xca, 0x8a, 0xc2, 0x1f,
33
0xd9, 0x99, 0xd1, 0x00, 0x49, 0x09, 0x41, 0x90,
34
0xd8, 0x98, 0xd0, 0x01, 0x48, 0x08, 0x40, 0x91,
35
0x3d, 0x7d, 0x35, 0x24, 0x6d, 0x2d, 0x65, 0x74,
36
0x3c, 0x7c, 0x34, 0x25, 0x6c, 0x2c, 0x64, 0x75,
37
0xdd, 0x9d, 0xd5, 0x04, 0x4d, 0x0d, 0x45, 0x94,
38
0xdc, 0x9c, 0xd4, 0x05, 0x4c, 0x0c, 0x44, 0x95,
39
0x59, 0x19, 0x51, 0x80, 0xc9, 0x89, 0xc1, 0x10,
40
0x58, 0x18, 0x50, 0x81, 0xc8, 0x88, 0xc0, 0x11,
41
0xd7, 0x97, 0xdf, 0x02, 0x47, 0x07, 0x4f, 0x92,
42
0xda, 0x9a, 0xd2, 0x0f, 0x4a, 0x0a, 0x42, 0x9f,
43
0x53, 0x13, 0x5b, 0x86, 0xc3, 0x83, 0xcb, 0x16,
44
0x5e, 0x1e, 0x56, 0x8b, 0xce, 0x8e, 0xc6, 0x1b,
45
0xb3, 0xf3, 0xbb, 0xa6, 0xe3, 0xa3, 0xeb, 0xf6,
46
0xbe, 0xfe, 0xb6, 0xab, 0xee, 0xae, 0xe6, 0xfb,
47
0x37, 0x77, 0x3f, 0x22, 0x67, 0x27, 0x6f, 0x72,
48
0x3a, 0x7a, 0x32, 0x2f, 0x6a, 0x2a, 0x62, 0x7f,
49
0xb9, 0xf9, 0xb1, 0xa0, 0xe9, 0xa9, 0xe1, 0xf0,
50
0xb8, 0xf8, 0xb0, 0xa1, 0xe8, 0xa8, 0xe0, 0xf1,
51
0x5d, 0x1d, 0x55, 0x84, 0xcd, 0x8d, 0xc5, 0x14,
52
0x5c, 0x1c, 0x54, 0x85, 0xcc, 0x8c, 0xc4, 0x15,
53
0xbd, 0xfd, 0xb5, 0xa4, 0xed, 0xad, 0xe5, 0xf4,
54
0xbc, 0xfc, 0xb4, 0xa5, 0xec, 0xac, 0xe4, 0xf5,
55
0x39, 0x79, 0x31, 0x20, 0x69, 0x29, 0x61, 0x70,
56
0x38, 0x78, 0x30, 0x21, 0x68, 0x28, 0x60, 0x71,
57
0xb7, 0xf7, 0xbf, 0xa2, 0xe7, 0xa7, 0xef, 0xf2,
58
58
0xba, 0xfa, 0xb2, 0xaf, 0xea, 0xaa, 0xe2, 0xff
97
97
static unsigned char reverse[] = {
98
0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
99
0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
100
0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
101
0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
102
0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
103
0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
104
0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
105
0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
106
0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
107
0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
108
0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
109
0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
110
0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
111
0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
112
0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
113
0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
114
0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
115
0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
116
0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
117
0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
118
0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
119
0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
120
0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
121
0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
122
0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
123
0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
124
0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
125
0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
126
0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
127
0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
128
0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
129
0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
98
0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
99
0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
100
0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
101
0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
102
0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
103
0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
104
0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
105
0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
106
0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
107
0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
108
0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
109
0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
110
0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
111
0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
112
0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
113
0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
114
0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
115
0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
116
0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
117
0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
118
0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
119
0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
120
0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
121
0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
122
0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
123
0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
124
0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
125
0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
126
0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
127
0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
128
0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
129
0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff