1 /**
2 *
3 * aes.c - integrated in QEMU by Fabrice Bellard from the OpenSSL project.
4 */
5 /*
6 * rijndael-alg-fst.c
7 *
8 * @version 3.0 (December 2000)
9 *
10 * Optimised ANSI C code for the Rijndael cipher (now AES)
11 *
12 * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
13 * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
14 * @author Paulo Barreto <paulo.barreto@terra.com.br>
15 *
16 * This code is hereby placed in the public domain.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
19 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
25 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
27 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 //#include "vl.h"
31 #include <inttypes.h>
32 #include <string.h>
33 #include "aes.h"
34
35 //#define NDEBUG
36 #include <assert.h>
37
38 typedef uint32_t u32;
39 typedef uint16_t u16;
40 typedef uint8_t u8;
41
42 #define MAXKC (256/32)
43 #define MAXKB (256/8)
44 #define MAXNR 14
45
46 /* This controls loop-unrolling in aes_core.c */
47 #undef FULL_UNROLL
48 # define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3]))
49 # define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); (ct)[2] = (u8)((st) >> 8); (ct)[3] = (u8)(st); }
50
51 /*
52 Te0[x] = S [x].[02, 01, 01, 03];
53 Te1[x] = S [x].[03, 02, 01, 01];
54 Te2[x] = S [x].[01, 03, 02, 01];
55 Te3[x] = S [x].[01, 01, 03, 02];
56 Te4[x] = S [x].[01, 01, 01, 01];
57
58 Td0[x] = Si[x].[0e, 09, 0d, 0b];
59 Td1[x] = Si[x].[0b, 0e, 09, 0d];
60 Td2[x] = Si[x].[0d, 0b, 0e, 09];
61 Td3[x] = Si[x].[09, 0d, 0b, 0e];
62 Td4[x] = Si[x].[01, 01, 01, 01];
63 */
64
65 static const u32 Te0[256] = {
66 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
67 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
68 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
69 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
70 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
71 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
72 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
73 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
74 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
75 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
76 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
77 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
78 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
79 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
80 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
81 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
82 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
83 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
84 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
85 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
86 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
87 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
88 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
89 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
90 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
91 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
92 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
93 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
94 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
95 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
96 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
97 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
98 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
99 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
100 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
101 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
102 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
103 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
104 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
105 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
106 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
107 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
108 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
109 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
110 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
111 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
112 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
113 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
114 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
115 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
116 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
117 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
118 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
119 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
120 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
121 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
122 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
123 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
124 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
125 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
126 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
127 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
128 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
129 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
130 };
131 static const u32 Te1[256] = {
132 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
133 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
134 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
135 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
136 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
137 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
138 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
139 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
140 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
141 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
142 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
143 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
144 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
145 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
146 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
147 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
148 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
149 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
150 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
151 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
152 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
153 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
154 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
155 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
156 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
157 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
158 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
159 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
160 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
161 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
162 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
163 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
164 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
165 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
166 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
167 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
168 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
169 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
170 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
171 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
172 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
173 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
174 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
175 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
176 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
177 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
178 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
179 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
180 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
181 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
182 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
183 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
184 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
185 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
186 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
187 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
188 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
189 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
190 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
191 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
192 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
193 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
194 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
195 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
196 };
197 static const u32 Te2[256] = {
198 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
199 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
200 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
201 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
202 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
203 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
204 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
205 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
206 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
207 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
208 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
209 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
210 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
211 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
212 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
213 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
214 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
215 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
216 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
217 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
218 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
219 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
220 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
221 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
222 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
223 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
224 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
225 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
226 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
227 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
228 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
229 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
230 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
231 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
232 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
233 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
234 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
235 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
236 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
237 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
238 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
239 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
240 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
241 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
242 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
243 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
244 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
245 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
246 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
247 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
248 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
249 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
250 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
251 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
252 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
253 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
254 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
255 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
256 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
257 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
258 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
259 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
260 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
261 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
262 };
263 static const u32 Te3[256] = {
264
265 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
266 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
267 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
268 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
269 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
270 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
271 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
272 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
273 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
274 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
275 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
276 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
277 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
278 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
279 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
280 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
281 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
282 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
283 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
284 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
285 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
286 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
287 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
288 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
289 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
290 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
291 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
292 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
293 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
294 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
295 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
296 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
297 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
298 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
299 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
300 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
301 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
302 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
303 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
304 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
305 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
306 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
307 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
308 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
309 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
310 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
311 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
312 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
313 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
314 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
315 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
316 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
317 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
318 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
319 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
320 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
321 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
322 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
323 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
324 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
325 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
326 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
327 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
328 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
329 };
330 static const u32 Te4[256] = {
331 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
332 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
333 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
334 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
335 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
336 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
337 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
338 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
339 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
340 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
341 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
342 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
343 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
344 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
345 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
346 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
347 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
348 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
349 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
350 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
351 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
352 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
353 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
354 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
355 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
356 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
357 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
358 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
359 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
360 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
361 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
362 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
363 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
364 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
365 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
366 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
367 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
368 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
369 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
370 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
371 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
372 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
373 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
374 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
375 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
376 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
377 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
378 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
379 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
380 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
381 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
382 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
383 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
384 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
385 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
386 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
387 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
388 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
389 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
390 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
391 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
392 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
393 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
394 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
395 };
396 static const u32 Td0[256] = {
397 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
398 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
399 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
400 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
401 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
402 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
403 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
404 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
405 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
406 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
407 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
408 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
409 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
410 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
411 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
412 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
413 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
414 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
415 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
416 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
417 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
418 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
419 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
420 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
421 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
422 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
423 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
424 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
425 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
426 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
427 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
428 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
429 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
430 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
431 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
432 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
433 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
434 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
435 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
436 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
437 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
438 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
439 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
440 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
441 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
442 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
443 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
444 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
445 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
446 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
447 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
448 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
449 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
450 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
451 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
452 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
453 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
454 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
455 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
456 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
457 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
458 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
459 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
460 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
461 };
462 static const u32 Td1[256] = {
463 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
464 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
465 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
466 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
467 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
468 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
469 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
470 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
471 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
472 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
473 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
474 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
475 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
476 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
477 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
478 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
479 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
480 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
481 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
482 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
483 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
484 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
485 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
486 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
487 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
488 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
489 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
490 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
491 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
492 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
493 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
494 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
495 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
496 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
497 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
498 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
499 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
500 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
501 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
502 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
503 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
504 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
505 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
506 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
507 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
508 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
509 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
510 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
511 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
512 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
513 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
514 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
515 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
516 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
517 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
518 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
519 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
520 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
521 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
522 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
523 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
524 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
525 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
526 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
527 };
528 static const u32 Td2[256] = {
529 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
530 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
531 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
532 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
533 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
534 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
535 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
536 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
537 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
538 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
539 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
540 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
541 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
542 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
543 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
544 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
545 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
546 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
547 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
548 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
549
550 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
551 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
552 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
553 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
554 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
555 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
556 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
557 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
558 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
559 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
560 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
561 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
562 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
563 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
564 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
565 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
566 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
567 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
568 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
569 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
570 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
571 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
572 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
573 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
574 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
575 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
576 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
577 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
578 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
579 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
580 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
581 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
582 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
583 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
584 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
585 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
586 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
587 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
588 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
589 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
590 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
591 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
592 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
593 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
594 };
595 static const u32 Td3[256] = {
596 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
597 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
598 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
599 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
600 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
601 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
602 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
603 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
604 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
605 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
606 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
607 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
608 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
609 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
610 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
611 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
612 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
613 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
614 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
615 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
616 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
617 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
618 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
619 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
620 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
621 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
622 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
623 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
624 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
625 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
626 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
627 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
628 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
629 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
630 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
631 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
632 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
633 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
634 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
635 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
636 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
637 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
638 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
639 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
640 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
641 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
642 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
643 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
644 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
645 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
646 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
647 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
648 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
649 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
650 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
651 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
652 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
653 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
654 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
655 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
656 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
657 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
658 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
659 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
660 };
661 static const u32 Td4[256] = {
662 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U,
663 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U,
664 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU,
665 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU,
666 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U,
667 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U,
668 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U,
669 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU,
670 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U,
671 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU,
672 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU,
673 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU,
674 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U,
675 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U,
676 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U,
677 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U,
678 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U,
679 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U,
680 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU,
681 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U,
682 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U,
683 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU,
684 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U,
685 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U,
686 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U,
687 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU,
688 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U,
689 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U,
690 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU,
691 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U,
692 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U,
693 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU,
694 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U,
695 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU,
696 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU,
697 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U,
698 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U,
699 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U,
700 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U,
701 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU,
702 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U,
703 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U,
704 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU,
705 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU,
706 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU,
707 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U,
708 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU,
709 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U,
710 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U,
711 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U,
712 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U,
713 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU,
714 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U,
715 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU,
716 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU,
717 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU,
718 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU,
719 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U,
720 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU,
721 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U,
722 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU,
723 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U,
724 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U,
725 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU,
726 };
727 static const u32 rcon[] = {
728 0x01000000, 0x02000000, 0x04000000, 0x08000000,
729 0x10000000, 0x20000000, 0x40000000, 0x80000000,
730 0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
731 };
732
733 /**
734 * Expand the cipher key into the encryption key schedule.
735 */
AES_set_encrypt_key(const unsigned char * userKey,const int bits,AES_KEY * key)736 int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
737 AES_KEY *key) {
738
739 u32 *rk;
740 int i = 0;
741 u32 temp;
742
743 if (!userKey || !key)
744 return -1;
745 if (bits != 128 && bits != 192 && bits != 256)
746 return -2;
747
748 rk = key->rd_key;
749
750 if (bits==128)
751 key->rounds = 10;
752 else if (bits==192)
753 key->rounds = 12;
754 else
755 key->rounds = 14;
756
757 rk[0] = GETU32(userKey );
758 rk[1] = GETU32(userKey + 4);
759 rk[2] = GETU32(userKey + 8);
760 rk[3] = GETU32(userKey + 12);
761 if (bits == 128) {
762 while (1) {
763 temp = rk[3];
764 rk[4] = rk[0] ^
765 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
766 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
767 (Te4[(temp ) & 0xff] & 0x0000ff00) ^
768 (Te4[(temp >> 24) ] & 0x000000ff) ^
769 rcon[i];
770 rk[5] = rk[1] ^ rk[4];
771 rk[6] = rk[2] ^ rk[5];
772 rk[7] = rk[3] ^ rk[6];
773 if (++i == 10) {
774 return 0;
775 }
776 rk += 4;
777 }
778 }
779 rk[4] = GETU32(userKey + 16);
780 rk[5] = GETU32(userKey + 20);
781 if (bits == 192) {
782 while (1) {
783 temp = rk[ 5];
784 rk[ 6] = rk[ 0] ^
785 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
786 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
787 (Te4[(temp ) & 0xff] & 0x0000ff00) ^
788 (Te4[(temp >> 24) ] & 0x000000ff) ^
789 rcon[i];
790 rk[ 7] = rk[ 1] ^ rk[ 6];
791 rk[ 8] = rk[ 2] ^ rk[ 7];
792 rk[ 9] = rk[ 3] ^ rk[ 8];
793 if (++i == 8) {
794 return 0;
795 }
796 rk[10] = rk[ 4] ^ rk[ 9];
797 rk[11] = rk[ 5] ^ rk[10];
798 rk += 6;
799 }
800 }
801 rk[6] = GETU32(userKey + 24);
802 rk[7] = GETU32(userKey + 28);
803 if (bits == 256) {
804 while (1) {
805 temp = rk[ 7];
806 rk[ 8] = rk[ 0] ^
807 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
808 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
809 (Te4[(temp ) & 0xff] & 0x0000ff00) ^
810 (Te4[(temp >> 24) ] & 0x000000ff) ^
811 rcon[i];
812 rk[ 9] = rk[ 1] ^ rk[ 8];
813 rk[10] = rk[ 2] ^ rk[ 9];
814 rk[11] = rk[ 3] ^ rk[10];
815 if (++i == 7) {
816 return 0;
817 }
818 temp = rk[11];
819 rk[12] = rk[ 4] ^
820 (Te4[(temp >> 24) ] & 0xff000000) ^
821 (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
822 (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^
823 (Te4[(temp ) & 0xff] & 0x000000ff);
824 rk[13] = rk[ 5] ^ rk[12];
825 rk[14] = rk[ 6] ^ rk[13];
826 rk[15] = rk[ 7] ^ rk[14];
827
828 rk += 8;
829 }
830 }
831 return 0;
832 }
833
834 /**
835 * Expand the cipher key into the decryption key schedule.
836 */
AES_set_decrypt_key(const unsigned char * userKey,const int bits,AES_KEY * key)837 int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
838 AES_KEY *key) {
839
840 u32 *rk;
841 int i, j, status;
842 u32 temp;
843
844 /* first, start with an encryption schedule */
845 status = AES_set_encrypt_key(userKey, bits, key);
846 if (status < 0)
847 return status;
848
849 rk = key->rd_key;
850
851 /* invert the order of the round keys: */
852 for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
853 temp = rk[i ]; rk[i ] = rk[j ]; rk[j ] = temp;
854 temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
855 temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
856 temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
857 }
858 /* apply the inverse MixColumn transform to all round keys but the first and the last: */
859 for (i = 1; i < (key->rounds); i++) {
860 rk += 4;
861 rk[0] =
862 Td0[Te4[(rk[0] >> 24) ] & 0xff] ^
863 Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^
864 Td2[Te4[(rk[0] >> 8) & 0xff] & 0xff] ^
865 Td3[Te4[(rk[0] ) & 0xff] & 0xff];
866 rk[1] =
867 Td0[Te4[(rk[1] >> 24) ] & 0xff] ^
868 Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^
869 Td2[Te4[(rk[1] >> 8) & 0xff] & 0xff] ^
870 Td3[Te4[(rk[1] ) & 0xff] & 0xff];
871 rk[2] =
872 Td0[Te4[(rk[2] >> 24) ] & 0xff] ^
873 Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^
874 Td2[Te4[(rk[2] >> 8) & 0xff] & 0xff] ^
875 Td3[Te4[(rk[2] ) & 0xff] & 0xff];
876 rk[3] =
877 Td0[Te4[(rk[3] >> 24) ] & 0xff] ^
878 Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^
879 Td2[Te4[(rk[3] >> 8) & 0xff] & 0xff] ^
880 Td3[Te4[(rk[3] ) & 0xff] & 0xff];
881 }
882 return 0;
883 }
884
885 #ifndef AES_ASM
886 /*
887 * Encrypt a single block
888 * in and out can overlap
889 */
AES_encrypt(const unsigned char * in,unsigned char * out,const AES_KEY * key)890 void AES_encrypt(const unsigned char *in, unsigned char *out,
891 const AES_KEY *key) {
892
893 const u32 *rk;
894 u32 s0, s1, s2, s3, t0, t1, t2, t3;
895 #ifndef FULL_UNROLL
896 int r;
897 #endif /* ?FULL_UNROLL */
898
899 assert(in && out && key);
900 rk = key->rd_key;
901
902 /*
903 * map byte array block to cipher state
904 * and add initial round key:
905 */
906 s0 = GETU32(in ) ^ rk[0];
907 s1 = GETU32(in + 4) ^ rk[1];
908 s2 = GETU32(in + 8) ^ rk[2];
909 s3 = GETU32(in + 12) ^ rk[3];
910 #ifdef FULL_UNROLL
911 /* round 1: */
912 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[ 4];
913 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[ 5];
914 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[ 6];
915 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[ 7];
916 /* round 2: */
917 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[ 8];
918 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[ 9];
919 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[10];
920 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[11];
921 /* round 3: */
922 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[12];
923 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[13];
924 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[14];
925 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[15];
926 /* round 4: */
927 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[16];
928 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[17];
929 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[18];
930 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[19];
931 /* round 5: */
932 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[20];
933 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[21];
934 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[22];
935 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[23];
936 /* round 6: */
937 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[24];
938 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[25];
939 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[26];
940 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[27];
941 /* round 7: */
942 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[28];
943 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[29];
944 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[30];
945 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[31];
946 /* round 8: */
947 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[32];
948 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[33];
949 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[34];
950 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[35];
951 /* round 9: */
952 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[36];
953 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[37];
954 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[38];
955 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[39];
956 if (key->rounds > 10) {
957 /* round 10: */
958 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[40];
959 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[41];
960 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[42];
961 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[43];
962 /* round 11: */
963 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[44];
964 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[45];
965 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[46];
966 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[47];
967 if (key->rounds > 12) {
968 /* round 12: */
969 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[48];
970 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[49];
971 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[50];
972 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[51];
973 /* round 13: */
974 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[52];
975 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[53];
976 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[54];
977 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[55];
978 }
979 }
980 rk += key->rounds << 2;
981 #else /* !FULL_UNROLL */
982 /*
983 * Nr - 1 full rounds:
984 */
985 r = key->rounds >> 1;
986 for (;;) {
987 t0 =
988 Te0[(s0 >> 24) ] ^
989 Te1[(s1 >> 16) & 0xff] ^
990 Te2[(s2 >> 8) & 0xff] ^
991 Te3[(s3 ) & 0xff] ^
992 rk[4];
993 t1 =
994 Te0[(s1 >> 24) ] ^
995 Te1[(s2 >> 16) & 0xff] ^
996 Te2[(s3 >> 8) & 0xff] ^
997 Te3[(s0 ) & 0xff] ^
998 rk[5];
999 t2 =
1000 Te0[(s2 >> 24) ] ^
1001 Te1[(s3 >> 16) & 0xff] ^
1002 Te2[(s0 >> 8) & 0xff] ^
1003 Te3[(s1 ) & 0xff] ^
1004 rk[6];
1005 t3 =
1006 Te0[(s3 >> 24) ] ^
1007 Te1[(s0 >> 16) & 0xff] ^
1008 Te2[(s1 >> 8) & 0xff] ^
1009 Te3[(s2 ) & 0xff] ^
1010 rk[7];
1011
1012 rk += 8;
1013 if (--r == 0) {
1014 break;
1015 }
1016
1017 s0 =
1018 Te0[(t0 >> 24) ] ^
1019 Te1[(t1 >> 16) & 0xff] ^
1020 Te2[(t2 >> 8) & 0xff] ^
1021 Te3[(t3 ) & 0xff] ^
1022 rk[0];
1023 s1 =
1024 Te0[(t1 >> 24) ] ^
1025 Te1[(t2 >> 16) & 0xff] ^
1026 Te2[(t3 >> 8) & 0xff] ^
1027 Te3[(t0 ) & 0xff] ^
1028 rk[1];
1029 s2 =
1030 Te0[(t2 >> 24) ] ^
1031 Te1[(t3 >> 16) & 0xff] ^
1032 Te2[(t0 >> 8) & 0xff] ^
1033 Te3[(t1 ) & 0xff] ^
1034 rk[2];
1035 s3 =
1036 Te0[(t3 >> 24) ] ^
1037 Te1[(t0 >> 16) & 0xff] ^
1038 Te2[(t1 >> 8) & 0xff] ^
1039 Te3[(t2 ) & 0xff] ^
1040 rk[3];
1041 }
1042 #endif /* ?FULL_UNROLL */
1043 /*
1044 * apply last round and
1045 * map cipher state to byte array block:
1046 */
1047 s0 =
1048 (Te4[(t0 >> 24) ] & 0xff000000) ^
1049 (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1050 (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
1051 (Te4[(t3 ) & 0xff] & 0x000000ff) ^
1052 rk[0];
1053 PUTU32(out , s0);
1054 s1 =
1055 (Te4[(t1 >> 24) ] & 0xff000000) ^
1056 (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1057 (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
1058 (Te4[(t0 ) & 0xff] & 0x000000ff) ^
1059 rk[1];
1060 PUTU32(out + 4, s1);
1061 s2 =
1062 (Te4[(t2 >> 24) ] & 0xff000000) ^
1063 (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1064 (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
1065 (Te4[(t1 ) & 0xff] & 0x000000ff) ^
1066 rk[2];
1067 PUTU32(out + 8, s2);
1068 s3 =
1069 (Te4[(t3 >> 24) ] & 0xff000000) ^
1070 (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1071 (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
1072 (Te4[(t2 ) & 0xff] & 0x000000ff) ^
1073 rk[3];
1074 PUTU32(out + 12, s3);
1075 }
1076
1077 /*
1078 * Decrypt a single block
1079 * in and out can overlap
1080 */
AES_decrypt(const unsigned char * in,unsigned char * out,const AES_KEY * key)1081 void AES_decrypt(const unsigned char *in, unsigned char *out,
1082 const AES_KEY *key) {
1083
1084 const u32 *rk;
1085 u32 s0, s1, s2, s3, t0, t1, t2, t3;
1086 #ifndef FULL_UNROLL
1087 int r;
1088 #endif /* ?FULL_UNROLL */
1089
1090 assert(in && out && key);
1091 rk = key->rd_key;
1092
1093 /*
1094 * map byte array block to cipher state
1095 * and add initial round key:
1096 */
1097 s0 = GETU32(in ) ^ rk[0];
1098 s1 = GETU32(in + 4) ^ rk[1];
1099 s2 = GETU32(in + 8) ^ rk[2];
1100 s3 = GETU32(in + 12) ^ rk[3];
1101 #ifdef FULL_UNROLL
1102 /* round 1: */
1103 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[ 4];
1104 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[ 5];
1105 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[ 6];
1106 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[ 7];
1107 /* round 2: */
1108 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[ 8];
1109 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[ 9];
1110 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[10];
1111 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[11];
1112 /* round 3: */
1113 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[12];
1114 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[13];
1115 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[14];
1116 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[15];
1117 /* round 4: */
1118 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[16];
1119 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[17];
1120 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[18];
1121 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[19];
1122 /* round 5: */
1123 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[20];
1124 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[21];
1125 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[22];
1126 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[23];
1127 /* round 6: */
1128 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[24];
1129 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[25];
1130 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[26];
1131 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[27];
1132 /* round 7: */
1133 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[28];
1134 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[29];
1135 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[30];
1136 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[31];
1137 /* round 8: */
1138 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[32];
1139 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[33];
1140 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[34];
1141 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[35];
1142 /* round 9: */
1143 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[36];
1144 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[37];
1145 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[38];
1146 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[39];
1147 if (key->rounds > 10) {
1148 /* round 10: */
1149 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[40];
1150 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[41];
1151 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[42];
1152 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[43];
1153 /* round 11: */
1154 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[44];
1155 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[45];
1156 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[46];
1157 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[47];
1158 if (key->rounds > 12) {
1159 /* round 12: */
1160 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[48];
1161 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[49];
1162 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[50];
1163 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[51];
1164 /* round 13: */
1165 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[52];
1166 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[53];
1167 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[54];
1168 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[55];
1169 }
1170 }
1171 rk += key->rounds << 2;
1172 #else /* !FULL_UNROLL */
1173 /*
1174 * Nr - 1 full rounds:
1175 */
1176 r = key->rounds >> 1;
1177 for (;;) {
1178 t0 =
1179 Td0[(s0 >> 24) ] ^
1180 Td1[(s3 >> 16) & 0xff] ^
1181 Td2[(s2 >> 8) & 0xff] ^
1182 Td3[(s1 ) & 0xff] ^
1183 rk[4];
1184 t1 =
1185 Td0[(s1 >> 24) ] ^
1186 Td1[(s0 >> 16) & 0xff] ^
1187 Td2[(s3 >> 8) & 0xff] ^
1188 Td3[(s2 ) & 0xff] ^
1189 rk[5];
1190 t2 =
1191 Td0[(s2 >> 24) ] ^
1192 Td1[(s1 >> 16) & 0xff] ^
1193 Td2[(s0 >> 8) & 0xff] ^
1194 Td3[(s3 ) & 0xff] ^
1195 rk[6];
1196 t3 =
1197 Td0[(s3 >> 24) ] ^
1198 Td1[(s2 >> 16) & 0xff] ^
1199 Td2[(s1 >> 8) & 0xff] ^
1200 Td3[(s0 ) & 0xff] ^
1201 rk[7];
1202
1203 rk += 8;
1204 if (--r == 0) {
1205 break;
1206 }
1207
1208 s0 =
1209 Td0[(t0 >> 24) ] ^
1210 Td1[(t3 >> 16) & 0xff] ^
1211 Td2[(t2 >> 8) & 0xff] ^
1212 Td3[(t1 ) & 0xff] ^
1213 rk[0];
1214 s1 =
1215 Td0[(t1 >> 24) ] ^
1216 Td1[(t0 >> 16) & 0xff] ^
1217 Td2[(t3 >> 8) & 0xff] ^
1218 Td3[(t2 ) & 0xff] ^
1219 rk[1];
1220 s2 =
1221 Td0[(t2 >> 24) ] ^
1222 Td1[(t1 >> 16) & 0xff] ^
1223 Td2[(t0 >> 8) & 0xff] ^
1224 Td3[(t3 ) & 0xff] ^
1225 rk[2];
1226 s3 =
1227 Td0[(t3 >> 24) ] ^
1228 Td1[(t2 >> 16) & 0xff] ^
1229 Td2[(t1 >> 8) & 0xff] ^
1230 Td3[(t0 ) & 0xff] ^
1231 rk[3];
1232 }
1233 #endif /* ?FULL_UNROLL */
1234 /*
1235 * apply last round and
1236 * map cipher state to byte array block:
1237 */
1238 s0 =
1239 (Td4[(t0 >> 24) ] & 0xff000000) ^
1240 (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1241 (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
1242 (Td4[(t1 ) & 0xff] & 0x000000ff) ^
1243 rk[0];
1244 PUTU32(out , s0);
1245 s1 =
1246 (Td4[(t1 >> 24) ] & 0xff000000) ^
1247 (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1248 (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
1249 (Td4[(t2 ) & 0xff] & 0x000000ff) ^
1250 rk[1];
1251 PUTU32(out + 4, s1);
1252 s2 =
1253 (Td4[(t2 >> 24) ] & 0xff000000) ^
1254 (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1255 (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
1256 (Td4[(t3 ) & 0xff] & 0x000000ff) ^
1257 rk[2];
1258 PUTU32(out + 8, s2);
1259 s3 =
1260 (Td4[(t3 >> 24) ] & 0xff000000) ^
1261 (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1262 (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
1263 (Td4[(t0 ) & 0xff] & 0x000000ff) ^
1264 rk[3];
1265 PUTU32(out + 12, s3);
1266 }
1267
1268 #endif /* AES_ASM */
1269
AES_cbc_encrypt(const unsigned char * in,unsigned char * out,const unsigned long length,const AES_KEY * key,unsigned char * ivec,const int enc)1270 void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
1271 const unsigned long length, const AES_KEY *key,
1272 unsigned char *ivec, const int enc)
1273 {
1274
1275 unsigned long n;
1276 unsigned long len = length;
1277 unsigned char tmp[AES_BLOCK_SIZE];
1278
1279 assert(in && out && key && ivec);
1280
1281 if (enc) {
1282 while (len >= AES_BLOCK_SIZE) {
1283 for(n=0; n < AES_BLOCK_SIZE; ++n)
1284 tmp[n] = in[n] ^ ivec[n];
1285 AES_encrypt(tmp, out, key);
1286 memcpy(ivec, out, AES_BLOCK_SIZE);
1287 len -= AES_BLOCK_SIZE;
1288 in += AES_BLOCK_SIZE;
1289 out += AES_BLOCK_SIZE;
1290 }
1291 if (len) {
1292 for(n=0; n < len; ++n)
1293 tmp[n] = in[n] ^ ivec[n];
1294 for(n=len; n < AES_BLOCK_SIZE; ++n)
1295 tmp[n] = ivec[n];
1296 AES_encrypt(tmp, tmp, key);
1297 memcpy(out, tmp, AES_BLOCK_SIZE);
1298 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1299 }
1300 } else {
1301 while (len >= AES_BLOCK_SIZE) {
1302 memcpy(tmp, in, AES_BLOCK_SIZE);
1303 AES_decrypt(in, out, key);
1304 for(n=0; n < AES_BLOCK_SIZE; ++n)
1305 out[n] ^= ivec[n];
1306 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1307 len -= AES_BLOCK_SIZE;
1308 in += AES_BLOCK_SIZE;
1309 out += AES_BLOCK_SIZE;
1310 }
1311 if (len) {
1312 memcpy(tmp, in, AES_BLOCK_SIZE);
1313 AES_decrypt(tmp, tmp, key);
1314 for(n=0; n < len; ++n)
1315 out[n] = tmp[n] ^ ivec[n];
1316 memcpy(ivec, tmp, AES_BLOCK_SIZE);
1317 }
1318 }
1319 }
1320