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- fix Building without Nagra not possible at Nagra_Merlin https://trac.streamboard...
[oscam.git] / cscrypt / aes.c
blob9d7e24febf49f73f7ff221ea14c95c3312ea116a
1 #include "aes.h"
2
3 #ifndef WITH_LIBCRYPTO
4 //FIXME Not checked on threadsafety yet; after checking please remove this line
5 #include <assert.h>
6 #include <stdlib.h>
7 #include <string.h>
8 #include "aes.h"
9
10 const uint32_t Te0[256] =
11 {
12 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
13 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
14 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
15 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
16 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
17 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
18 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
19 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
20 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
21 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
22 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
23 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
24 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
25 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
26 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
27 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
28 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
29 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
30 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
31 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
32 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
33 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
34 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
35 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
36 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
37 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
38 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
39 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
40 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
41 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
42 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
43 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
44 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
45 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
46 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
47 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
48 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
49 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
50 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
51 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
52 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
53 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
54 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
55 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
56 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
57 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
58 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
59 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
60 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
61 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
62 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
63 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
64 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
65 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
66 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
67 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
68 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
69 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
70 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
71 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
72 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
73 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
74 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
75 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
76 };
77 const uint32_t Te1[256] =
78 {
79 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
80 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
81 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
82 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
83 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
84 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
85 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
86 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
87 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
88 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
89 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
90 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
91 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
92 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
93 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
94 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
95 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
96 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
97 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
98 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
99 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
100 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
101 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
102 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
103 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
104 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
105 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
106 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
107 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
108 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
109 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
110 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
111 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
112 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
113 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
114 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
115 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
116 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
117 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
118 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
119 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
120 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
121 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
122 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
123 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
124 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
125 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
126 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
127 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
128 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
129 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
130 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
131 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
132 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
133 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
134 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
135 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
136 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
137 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
138 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
139 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
140 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
141 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
142 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
143 };
144 const uint32_t Te2[256] =
145 {
146 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
147 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
148 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
149 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
150 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
151 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
152 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
153 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
154 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
155 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
156 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
157 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
158 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
159 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
160 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
161 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
162 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
163 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
164 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
165 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
166 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
167 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
168 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
169 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
170 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
171 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
172 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
173 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
174 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
175 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
176 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
177 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
178 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
179 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
180 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
181 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
182 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
183 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
184 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
185 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
186 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
187 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
188 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
189 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
190 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
191 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
192 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
193 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
194 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
195 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
196 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
197 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
198 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
199 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
200 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
201 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
202 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
203 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
204 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
205 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
206 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
207 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
208 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
209 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
210 };
211 const uint32_t Te3[256] =
212 {
213 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
214 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
215 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
216 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
217 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
218 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
219 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
220 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
221 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
222 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
223 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
224 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
225 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
226 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
227 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
228 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
229 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
230 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
231 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
232 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
233 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
234 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
235 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
236 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
237 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
238 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
239 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
240 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
241 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
242 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
243 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
244 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
245 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
246 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
247 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
248 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
249 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
250 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
251 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
252 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
253 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
254 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
255 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
256 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
257 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
258 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
259 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
260 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
261 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
262 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
263 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
264 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
265 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
266 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
267 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
268 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
269 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
270 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
271 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
272 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
273 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
274 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
275 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
276 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
277 };
278 const uint32_t Te4[256] =
279 {
280 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
281 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
282 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
283 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
284 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
285 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
286 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
287 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
288 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
289 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
290 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
291 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
292 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
293 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
294 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
295 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
296 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
297 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
298 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
299 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
300 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
301 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
302 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
303 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
304 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
305 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
306 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
307 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
308 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
309 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
310 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
311 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
312 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
313 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
314 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
315 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
316 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
317 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
318 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
319 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
320 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
321 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
322 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
323 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
324 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
325 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
326 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
327 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
328 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
329 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
330 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
331 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
332 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
333 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
334 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
335 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
336 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
337 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
338 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
339 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
340 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
341 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
342 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
343 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
344 };
345 const uint32_t Td0[256] =
346 {
347 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
348 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
349 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
350 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
351 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
352 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
353 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
354 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
355 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
356 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
357 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
358 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
359 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
360 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
361 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
362 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
363 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
364 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
365 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
366 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
367 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
368 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
369 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
370 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
371 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
372 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
373 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
374 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
375 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
376 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
377 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
378 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
379 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
380 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
381 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
382 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
383 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
384 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
385 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
386 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
387 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
388 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
389 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
390 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
391 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
392 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
393 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
394 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
395 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
396 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
397 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
398 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
399 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
400 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
401 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
402 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
403 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
404 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
405 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
406 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
407 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
408 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
409 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
410 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
411 };
412 const uint32_t Td1[256] =
413 {
414 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
415 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
416 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
417 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
418 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
419 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
420 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
421 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
422 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
423 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
424 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
425 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
426 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
427 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
428 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
429 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
430 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
431 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
432 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
433 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
434 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
435 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
436 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
437 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
438 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
439 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
440 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
441 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
442 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
443 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
444 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
445 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
446 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
447 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
448 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
449 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
450 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
451 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
452 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
453 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
454 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
455 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
456 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
457 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
458 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
459 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
460 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
461 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
462 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
463 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
464 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
465 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
466 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
467 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
468 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
469 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
470 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
471 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
472 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
473 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
474 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
475 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
476 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
477 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
478 };
479 const uint32_t Td2[256] =
480 {
481 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
482 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
483 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
484 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
485 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
486 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
487 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
488 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
489 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
490 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
491 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
492 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
493 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
494 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
495 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
496 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
497 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
498 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
499 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
500 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
501 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
502 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
503 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
504 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
505 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
506 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
507 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
508 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
509 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
510 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
511 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
512 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
513 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
514 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
515 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
516 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
517 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
518 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
519 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
520 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
521 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
522 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
523 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
524 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
525 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
526 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
527 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
528 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
529 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
530 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
531 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
532 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
533 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
534 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
535 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
536 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
537 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
538 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
539 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
540 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
541 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
542 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
543 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
544 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
545 };
546 const uint32_t Td3[256] =
547 {
548 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
549 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
550 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
551 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
552 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
553 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
554 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
555 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
556 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
557 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
558 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
559 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
560 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
561 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
562 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
563 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
564 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
565 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
566 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
567 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
568 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
569 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
570 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
571 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
572 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
573 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
574 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
575 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
576 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
577 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
578 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
579 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
580 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
581 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
582 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
583 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
584 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
585 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
586 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
587 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
588 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
589 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
590 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
591 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
592 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
593 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
594 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
595 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
596 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
597 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
598 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
599 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
600 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
601 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
602 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
603 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
604 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
605 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
606 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
607 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
608 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
609 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
610 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
611 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
612 };
613 const uint32_t Td4[256] =
614 {
615 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U,
616 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U,
617 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU,
618 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU,
619 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U,
620 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U,
621 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U,
622 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU,
623 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U,
624 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU,
625 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU,
626 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU,
627 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U,
628 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U,
629 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U,
630 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U,
631 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U,
632 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U,
633 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU,
634 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U,
635 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U,
636 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU,
637 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U,
638 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U,
639 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U,
640 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU,
641 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U,
642 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U,
643 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU,
644 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U,
645 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U,
646 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU,
647 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U,
648 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU,
649 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU,
650 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U,
651 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U,
652 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U,
653 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U,
654 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU,
655 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U,
656 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U,
657 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU,
658 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU,
659 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU,
660 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U,
661 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU,
662 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U,
663 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U,
664 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U,
665 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U,
666 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU,
667 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U,
668 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU,
669 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU,
670 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU,
671 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU,
672 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U,
673 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU,
674 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U,
675 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU,
676 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U,
677 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U,
678 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU,
679 };
680 const uint32_t rcon[] =
681 {
682 0x01000000, 0x02000000, 0x04000000, 0x08000000,
683 0x10000000, 0x20000000, 0x40000000, 0x80000000,
684 0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
685 };
686
687 /**
688 * Expand the cipher key into the encryption key schedule.
689 */
690 int AES_set_encrypt_key(const uint8_t *userKey, const int bits, AES_KEY *key)
691 {
692 uint32_t *rk;
693 int i = 0;
694 uint32_t temp;
695
696 if(!userKey || !key)
697 { return -1; }
698 if(bits != 128 && bits != 192 && bits != 256)
699 { return -2; }
700
701 rk = key->rd_key;
702
703 if(bits == 128)
704 { key->rounds = 10; }
705 else if(bits == 192)
706 { key->rounds = 12; }
707 else
708 { key->rounds = 14; }
709
710 rk[0] = GETU32(userKey);
711 rk[1] = GETU32(userKey + 4);
712 rk[2] = GETU32(userKey + 8);
713 rk[3] = GETU32(userKey + 12);
714 if(bits == 128)
715 {
716 while(1)
717 {
718 temp = rk[3];
719 rk[4] = rk[0] ^
720 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
721 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
722 (Te4[(temp) & 0xff] & 0x0000ff00) ^
723 (Te4[(temp >> 24) & 0xff] & 0x000000ff) ^
724 rcon[i];
725 rk[5] = rk[1] ^ rk[4];
726 rk[6] = rk[2] ^ rk[5];
727 rk[7] = rk[3] ^ rk[6];
728 if(++i == 10)
729 {
730 return 0;
731 }
732 rk += 4;
733 }
734 }
735 rk[4] = GETU32(userKey + 16);
736 rk[5] = GETU32(userKey + 20);
737 if(bits == 192)
738 {
739 while(1)
740 {
741 temp = rk[ 5];
742 rk[ 6] = rk[ 0] ^
743 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
744 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
745 (Te4[(temp) & 0xff] & 0x0000ff00) ^
746 (Te4[(temp >> 24) & 0xff] & 0x000000ff) ^
747 rcon[i];
748 rk[ 7] = rk[ 1] ^ rk[ 6];
749 rk[ 8] = rk[ 2] ^ rk[ 7];
750 rk[ 9] = rk[ 3] ^ rk[ 8];
751 if(++i == 8)
752 {
753 return 0;
754 }
755 rk[10] = rk[ 4] ^ rk[ 9];
756 rk[11] = rk[ 5] ^ rk[10];
757 rk += 6;
758 }
759 }
760 rk[6] = GETU32(userKey + 24);
761 rk[7] = GETU32(userKey + 28);
762 if(bits == 256)
763 {
764 while(1)
765 {
766 temp = rk[ 7];
767 rk[ 8] = rk[ 0] ^
768 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
769 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
770 (Te4[(temp) & 0xff] & 0x0000ff00) ^
771 (Te4[(temp >> 24) & 0xff] & 0x000000ff) ^
772 rcon[i];
773 rk[ 9] = rk[ 1] ^ rk[ 8];
774 rk[10] = rk[ 2] ^ rk[ 9];
775 rk[11] = rk[ 3] ^ rk[10];
776 if(++i == 7)
777 {
778 return 0;
779 }
780 temp = rk[11];
781 rk[12] = rk[ 4] ^
782 (Te4[(temp >> 24) & 0xff] & 0xff000000) ^
783 (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
784 (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^
785 (Te4[(temp) & 0xff] & 0x000000ff);
786 rk[13] = rk[ 5] ^ rk[12];
787 rk[14] = rk[ 6] ^ rk[13];
788 rk[15] = rk[ 7] ^ rk[14];
789
790 rk += 8;
791 }
792 }
793 return 0;
794 }
795
796 /**
797 * Expand the cipher key into the decryption key schedule.
798 */
799 int AES_set_decrypt_key(const uint8_t *userKey, const int bits, AES_KEY *key)
800 {
801 uint32_t *rk;
802 int i, j, status;
803 uint32_t temp;
804
805 /* first, start with an encryption schedule */
806 status = AES_set_encrypt_key(userKey, bits, key);
807 if(status < 0)
808 { return status; }
809
810 rk = key->rd_key;
811
812 /* invert the order of the round keys: */
813 for(i = 0, j = 4 * (key->rounds); i < j; i += 4, j -= 4)
814 {
815 temp = rk[i ];
816 rk[i ] = rk[j ];
817 rk[j ] = temp;
818 temp = rk[i + 1];
819 rk[i + 1] = rk[j + 1];
820 rk[j + 1] = temp;
821 temp = rk[i + 2];
822 rk[i + 2] = rk[j + 2];
823 rk[j + 2] = temp;
824 temp = rk[i + 3];
825 rk[i + 3] = rk[j + 3];
826 rk[j + 3] = temp;
827 }
828 /* apply the inverse MixColumn transform to all round keys but the first and the last: */
829 for(i = 1; i < (key->rounds); i++)
830 {
831 rk += 4;
832 rk[0] =
833 Td0[Te4[(rk[0] >> 24) & 0xff] & 0xff] ^
834 Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^
835 Td2[Te4[(rk[0] >> 8) & 0xff] & 0xff] ^
836 Td3[Te4[(rk[0]) & 0xff] & 0xff];
837 rk[1] =
838 Td0[Te4[(rk[1] >> 24) & 0xff] & 0xff] ^
839 Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^
840 Td2[Te4[(rk[1] >> 8) & 0xff] & 0xff] ^
841 Td3[Te4[(rk[1]) & 0xff] & 0xff];
842 rk[2] =
843 Td0[Te4[(rk[2] >> 24) & 0xff] & 0xff] ^
844 Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^
845 Td2[Te4[(rk[2] >> 8) & 0xff] & 0xff] ^
846 Td3[Te4[(rk[2]) & 0xff] & 0xff];
847 rk[3] =
848 Td0[Te4[(rk[3] >> 24) & 0xff] & 0xff] ^
849 Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^
850 Td2[Te4[(rk[3] >> 8) & 0xff] & 0xff] ^
851 Td3[Te4[(rk[3]) & 0xff] & 0xff];
852 }
853 return 0;
854 }
855
856 /*
857 * Encrypt a single block
858 * in and out can overlap
859 */
860 void AES_encrypt(const uint8_t *in, uint8_t *out, const AES_KEY *key)
861 {
862 const uint32_t *rk;
863 uint32_t s0, s1, s2, s3, t0, t1, t2, t3;
864 #ifndef FULL_UNROLL
865 int r;
866 #endif /* ?FULL_UNROLL */
867
868 assert(in && out && key);
869 rk = key->rd_key;
870
871 /*
872 * map byte array block to cipher state
873 * and add initial round key:
874 */
875 s0 = GETU32(in) ^ rk[0];
876 s1 = GETU32(in + 4) ^ rk[1];
877 s2 = GETU32(in + 8) ^ rk[2];
878 s3 = GETU32(in + 12) ^ rk[3];
879 #ifdef FULL_UNROLL
880 /* round 1: */
881 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[ 4];
882 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[ 5];
883 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[ 6];
884 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[ 7];
885 /* round 2: */
886 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[ 8];
887 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[ 9];
888 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[10];
889 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[11];
890 /* round 3: */
891 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[12];
892 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[13];
893 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[14];
894 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[15];
895 /* round 4: */
896 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[16];
897 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[17];
898 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[18];
899 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[19];
900 /* round 5: */
901 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[20];
902 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[21];
903 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[22];
904 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[23];
905 /* round 6: */
906 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[24];
907 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[25];
908 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[26];
909 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[27];
910 /* round 7: */
911 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[28];
912 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[29];
913 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[30];
914 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[31];
915 /* round 8: */
916 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[32];
917 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[33];
918 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[34];
919 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[35];
920 /* round 9: */
921 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[36];
922 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[37];
923 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[38];
924 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[39];
925 if(key->rounds > 10)
926 {
927 /* round 10: */
928 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[40];
929 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[41];
930 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[42];
931 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[43];
932 /* round 11: */
933 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[44];
934 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[45];
935 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[46];
936 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[47];
937 if(key->rounds > 12)
938 {
939 /* round 12: */
940 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[48];
941 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[49];
942 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[50];
943 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[51];
944 /* round 13: */
945 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[52];
946 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[53];
947 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[54];
948 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[55];
949 }
950 }
951 rk += key->rounds << 2;
952 #else /* !FULL_UNROLL */
953 /*
954 * Nr - 1 full rounds:
955 */
956 r = key->rounds >> 1;
957 for(;;)
958 {
959 t0 =
960 Te0[(s0 >> 24) & 0xff] ^
961 Te1[(s1 >> 16) & 0xff] ^
962 Te2[(s2 >> 8) & 0xff] ^
963 Te3[(s3) & 0xff] ^
964 rk[4];
965 t1 =
966 Te0[(s1 >> 24) & 0xff] ^
967 Te1[(s2 >> 16) & 0xff] ^
968 Te2[(s3 >> 8) & 0xff] ^
969 Te3[(s0) & 0xff] ^
970 rk[5];
971 t2 =
972 Te0[(s2 >> 24) & 0xff] ^
973 Te1[(s3 >> 16) & 0xff] ^
974 Te2[(s0 >> 8) & 0xff] ^
975 Te3[(s1) & 0xff] ^
976 rk[6];
977 t3 =
978 Te0[(s3 >> 24) & 0xff] ^
979 Te1[(s0 >> 16) & 0xff] ^
980 Te2[(s1 >> 8) & 0xff] ^
981 Te3[(s2) & 0xff] ^
982 rk[7];
983
984 rk += 8;
985 if(--r == 0)
986 {
987 break;
988 }
989
990 s0 =
991 Te0[(t0 >> 24) & 0xff] ^
992 Te1[(t1 >> 16) & 0xff] ^
993 Te2[(t2 >> 8) & 0xff] ^
994 Te3[(t3) & 0xff] ^
995 rk[0];
996 s1 =
997 Te0[(t1 >> 24) ] ^
998 Te1[(t2 >> 16) & 0xff] ^
999 Te2[(t3 >> 8) & 0xff] ^
1000 Te3[(t0) & 0xff] ^
1001 rk[1];
1002 s2 =
1003 Te0[(t2 >> 24) & 0xff] ^
1004 Te1[(t3 >> 16) & 0xff] ^
1005 Te2[(t0 >> 8) & 0xff] ^
1006 Te3[(t1) & 0xff] ^
1007 rk[2];
1008 s3 =
1009 Te0[(t3 >> 24) & 0xff] ^
1010 Te1[(t0 >> 16) & 0xff] ^
1011 Te2[(t1 >> 8) & 0xff] ^
1012 Te3[(t2) & 0xff] ^
1013 rk[3];
1014 }
1015 #endif /* ?FULL_UNROLL */
1016 /*
1017 * apply last round and
1018 * map cipher state to byte array block:
1019 */
1020 s0 =
1021 (Te4[(t0 >> 24) & 0xff] & 0xff000000) ^
1022 (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1023 (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
1024 (Te4[(t3) & 0xff] & 0x000000ff) ^
1025 rk[0];
1026 PUTU32(out , s0);
1027 s1 =
1028 (Te4[(t1 >> 24) & 0xff] & 0xff000000) ^
1029 (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1030 (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
1031 (Te4[(t0) & 0xff] & 0x000000ff) ^
1032 rk[1];
1033 PUTU32(out + 4, s1);
1034 s2 =
1035 (Te4[(t2 >> 24) & 0xff] & 0xff000000) ^
1036 (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1037 (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
1038 (Te4[(t1) & 0xff] & 0x000000ff) ^
1039 rk[2];
1040 PUTU32(out + 8, s2);
1041 s3 =
1042 (Te4[(t3 >> 24) & 0xff] & 0xff000000) ^
1043 (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1044 (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
1045 (Te4[(t2) & 0xff] & 0x000000ff) ^
1046 rk[3];
1047 PUTU32(out + 12, s3);
1048 }
1049
1050 /*
1051 * Decrypt a single block
1052 * in and out can overlap
1053 */
1054 void AES_decrypt(const uint8_t *in, uint8_t *out, const AES_KEY *key)
1055 {
1056 const uint32_t *rk;
1057 uint32_t s0, s1, s2, s3, t0, t1, t2, t3;
1058 #ifndef FULL_UNROLL
1059 int r;
1060 #endif /* ?FULL_UNROLL */
1061
1062 assert(in && out && key);
1063 rk = key->rd_key;
1064
1065 /*
1066 * map byte array block to cipher state
1067 * and add initial round key:
1068 */
1069 s0 = GETU32(in) ^ rk[0];
1070 s1 = GETU32(in + 4) ^ rk[1];
1071 s2 = GETU32(in + 8) ^ rk[2];
1072 s3 = GETU32(in + 12) ^ rk[3];
1073 #ifdef FULL_UNROLL
1074 /* round 1: */
1075 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[ 4];
1076 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[ 5];
1077 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[ 6];
1078 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[ 7];
1079 /* round 2: */
1080 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[ 8];
1081 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[ 9];
1082 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[10];
1083 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[11];
1084 /* round 3: */
1085 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[12];
1086 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[13];
1087 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[14];
1088 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[15];
1089 /* round 4: */
1090 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[16];
1091 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[17];
1092 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[18];
1093 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[19];
1094 /* round 5: */
1095 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[20];
1096 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[21];
1097 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[22];
1098 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[23];
1099 /* round 6: */
1100 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[24];
1101 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[25];
1102 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[26];
1103 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[27];
1104 /* round 7: */
1105 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[28];
1106 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[29];
1107 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[30];
1108 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[31];
1109 /* round 8: */
1110 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[32];
1111 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[33];
1112 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[34];
1113 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[35];
1114 /* round 9: */
1115 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[36];
1116 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[37];
1117 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[38];
1118 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[39];
1119 if(key->rounds > 10)
1120 {
1121 /* round 10: */
1122 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[40];
1123 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[41];
1124 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[42];
1125 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[43];
1126 /* round 11: */
1127 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[44];
1128 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[45];
1129 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[46];
1130 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[47];
1131 if(key->rounds > 12)
1132 {
1133 /* round 12: */
1134 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[48];
1135 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[49];
1136 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[50];
1137 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[51];
1138 /* round 13: */
1139 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[52];
1140 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[53];
1141 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[54];
1142 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[55];
1143 }
1144 }
1145 rk += key->rounds << 2;
1146 #else /* !FULL_UNROLL */
1147 /*
1148 * Nr - 1 full rounds:
1149 */
1150 r = key->rounds >> 1;
1151 for(;;)
1152 {
1153 t0 =
1154 Td0[(s0 >> 24) & 0xff] ^
1155 Td1[(s3 >> 16) & 0xff] ^
1156 Td2[(s2 >> 8) & 0xff] ^
1157 Td3[(s1) & 0xff] ^
1158 rk[4];
1159 t1 =
1160 Td0[(s1 >> 24) & 0xff] ^
1161 Td1[(s0 >> 16) & 0xff] ^
1162 Td2[(s3 >> 8) & 0xff] ^
1163 Td3[(s2) & 0xff] ^
1164 rk[5];
1165 t2 =
1166 Td0[(s2 >> 24) & 0xff] ^
1167 Td1[(s1 >> 16) & 0xff] ^
1168 Td2[(s0 >> 8) & 0xff] ^
1169 Td3[(s3) & 0xff] ^
1170 rk[6];
1171 t3 =
1172 Td0[(s3 >> 24) & 0xff] ^
1173 Td1[(s2 >> 16) & 0xff] ^
1174 Td2[(s1 >> 8) & 0xff] ^
1175 Td3[(s0) & 0xff] ^
1176 rk[7];
1177
1178 rk += 8;
1179 if(--r == 0)
1180 {
1181 break;
1182 }
1183
1184 s0 =
1185 Td0[(t0 >> 24) & 0xff] ^
1186 Td1[(t3 >> 16) & 0xff] ^
1187 Td2[(t2 >> 8) & 0xff] ^
1188 Td3[(t1) & 0xff] ^
1189 rk[0];
1190 s1 =
1191 Td0[(t1 >> 24) & 0xff] ^
1192 Td1[(t0 >> 16) & 0xff] ^
1193 Td2[(t3 >> 8) & 0xff] ^
1194 Td3[(t2) & 0xff] ^
1195 rk[1];
1196 s2 =
1197 Td0[(t2 >> 24) & 0xff] ^
1198 Td1[(t1 >> 16) & 0xff] ^
1199 Td2[(t0 >> 8) & 0xff] ^
1200 Td3[(t3) & 0xff] ^
1201 rk[2];
1202 s3 =
1203 Td0[(t3 >> 24) & 0xff] ^
1204 Td1[(t2 >> 16) & 0xff] ^
1205 Td2[(t1 >> 8) & 0xff] ^
1206 Td3[(t0) & 0xff] ^
1207 rk[3];
1208 }
1209 #endif /* ?FULL_UNROLL */
1210 /*
1211 * apply last round and
1212 * map cipher state to byte array block:
1213 */
1214 s0 =
1215 (Td4[(t0 >> 24) & 0xff] & 0xff000000) ^
1216 (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1217 (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
1218 (Td4[(t1) & 0xff] & 0x000000ff) ^
1219 rk[0];
1220 PUTU32(out , s0);
1221 s1 =
1222 (Td4[(t1 >> 24) & 0xff] & 0xff000000) ^
1223 (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1224 (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
1225 (Td4[(t2) & 0xff] & 0x000000ff) ^
1226 rk[1];
1227 PUTU32(out + 4, s1);
1228 s2 =
1229 (Td4[(t2 >> 24) & 0xff] & 0xff000000) ^
1230 (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1231 (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
1232 (Td4[(t3) & 0xff] & 0x000000ff) ^
1233 rk[2];
1234 PUTU32(out + 8, s2);
1235 s3 =
1236 (Td4[(t3 >> 24) & 0xff] & 0xff000000) ^
1237 (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1238 (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
1239 (Td4[(t0) & 0xff] & 0x000000ff) ^
1240 rk[3];
1241 PUTU32(out + 12, s3);
1242 }
1243
1244 void AES_cbc_encrypt(const uint8_t *in, uint8_t *out, const unsigned long length,
1245 const AES_KEY *key, uint8_t *ivec, const int enc)
1246 {
1247 unsigned long n;
1248 unsigned long len = length;
1249 uint8_t tmp[AES_BLOCK_SIZE];
1250
1251 assert(in && out && key && ivec);
1252 assert((AES_ENCRYPT == enc)||(AES_DECRYPT == enc));
1253
1254 if(AES_ENCRYPT == enc)
1255 {
1256 while(len >= AES_BLOCK_SIZE)
1257 {
1258 for(n = 0; n < AES_BLOCK_SIZE; ++n)
1259 tmp[n] = in[n] ^ ivec[n];
1260
1261 AES_encrypt(tmp, out, key);
1262 memcpy(ivec, out, AES_BLOCK_SIZE);
1263 len -= AES_BLOCK_SIZE;
1264 in += AES_BLOCK_SIZE;
1265 out += AES_BLOCK_SIZE;
1266 }
1267
1268 if(len)
1269 {
1270 for(n = 0; n < len; ++n)
1271 tmp[n] = in[n] ^ ivec[n];
1272
1273 for(n = len; n < AES_BLOCK_SIZE; ++n)
1274 tmp[n] = ivec[n];
1275
1276 AES_encrypt(tmp, tmp, key);
1277 memcpy(out, tmp, AES_BLOCK_SIZE);
1278 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1279 }
1280 }
1281 else
1282 {
1283 while(len >= AES_BLOCK_SIZE)
1284 {
1285 memcpy(tmp, in, AES_BLOCK_SIZE);
1286 AES_decrypt(in, out, key);
1287
1288 for(n = 0; n < AES_BLOCK_SIZE; ++n)
1289 out[n] ^= ivec[n];
1290
1291 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1292 len -= AES_BLOCK_SIZE;
1293 in += AES_BLOCK_SIZE;
1294 out += AES_BLOCK_SIZE;
1295 }
1296
1297 if(len)
1298 {
1299 memcpy(tmp, in, AES_BLOCK_SIZE);
1300 AES_decrypt(tmp, tmp, key);
1301
1302 for(n = 0; n < len; ++n)
1303 out[n] ^= ivec[n];
1304
1305 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1306 }
1307 }
1308 }
1309 #endif
Open Source Conditional Access Modul