Import OpenSSL-1.0.1a.
[dragonfly.git] / crypto / openssl / crypto / aes / aes_core.c
CommitLineData
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1/* crypto/aes/aes_core.c -*- mode:C; c-file-style: "eay" -*- */
2/**
3 * rijndael-alg-fst.c
4 *
5 * @version 3.0 (December 2000)
6 *
7 * Optimised ANSI C code for the Rijndael cipher (now AES)
8 *
9 * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
10 * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
11 * @author Paulo Barreto <paulo.barreto@terra.com.br>
12 *
13 * This code is hereby placed in the public domain.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
22 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
24 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
25 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28/* Note: rewritten a little bit to provide error control and an OpenSSL-
29 compatible API */
30
31#ifndef AES_DEBUG
32# ifndef NDEBUG
33# define NDEBUG
34# endif
35#endif
36#include <assert.h>
37
38#include <stdlib.h>
39#include <openssl/aes.h>
40#include "aes_locl.h"
41
919b01cc 42#ifndef AES_ASM
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43/*
44Te0[x] = S [x].[02, 01, 01, 03];
45Te1[x] = S [x].[03, 02, 01, 01];
46Te2[x] = S [x].[01, 03, 02, 01];
47Te3[x] = S [x].[01, 01, 03, 02];
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48
49Td0[x] = Si[x].[0e, 09, 0d, 0b];
50Td1[x] = Si[x].[0b, 0e, 09, 0d];
51Td2[x] = Si[x].[0d, 0b, 0e, 09];
52Td3[x] = Si[x].[09, 0d, 0b, 0e];
74093195 53Td4[x] = Si[x].[01];
56276539
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54*/
55
56276539
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56static const u32 Te0[256] = {
57 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
58 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
59 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
60 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
61 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
62 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
63 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
64 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
65 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
66 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
67 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
68 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
69 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
70 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
71 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
72 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
73 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
74 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
75 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
76 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
77 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
78 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
79 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
80 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
81 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
82 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
83 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
84 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
85 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
86 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
87 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
88 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
89 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
90 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
91 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
92 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
93 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
94 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
95 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
96 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
97 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
98 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
99 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
100 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
101 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
102 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
103 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
104 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
105 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
106 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
107 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
108 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
109 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
110 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
111 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
112 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
113 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
114 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
115 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
116 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
117 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
118 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
119 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
120 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
121};
122static const u32 Te1[256] = {
123 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
124 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
125 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
126 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
127 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
128 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
129 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
130 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
131 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
132 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
133 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
134 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
135 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
136 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
137 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
138 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
139 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
140 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
141 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
142 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
143 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
144 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
145 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
146 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
147 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
148 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
149 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
150 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
151 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
152 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
153 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
154 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
155 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
156 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
157 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
158 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
159 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
160 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
161 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
162 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
163 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
164 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
165 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
166 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
167 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
168 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
169 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
170 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
171 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
172 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
173 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
174 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
175 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
176 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
177 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
178 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
179 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
180 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
181 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
182 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
183 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
184 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
185 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
186 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
187};
188static const u32 Te2[256] = {
189 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
190 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
191 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
192 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
193 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
194 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
195 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
196 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
197 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
198 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
199 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
200 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
201 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
202 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
203 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
204 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
205 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
206 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
207 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
208 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
209 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
210 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
211 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
212 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
213 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
214 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
215 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
216 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
217 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
218 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
219 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
220 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
221 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
222 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
223 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
224 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
225 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
226 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
227 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
228 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
229 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
230 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
231 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
232 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
233 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
234 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
235 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
236 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
237 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
238 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
239 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
240 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
241 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
242 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
243 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
244 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
245 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
246 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
247 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
248 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
249 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
250 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
251 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
252 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
253};
254static const u32 Te3[256] = {
255 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
256 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
257 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
258 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
259 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
260 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
261 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
262 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
263 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
264 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
265 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
266 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
267 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
268 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
269 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
270 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
271 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
272 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
273 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
274 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
275 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
276 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
277 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
278 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
279 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
280 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
281 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
282 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
283 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
284 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
285 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
286 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
287 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
288 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
289 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
290 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
291 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
292 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
293 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
294 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
295 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
296 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
297 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
298 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
299 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
300 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
301 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
302 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
303 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
304 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
305 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
306 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
307 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
308 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
309 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
310 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
311 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
312 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
313 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
314 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
315 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
316 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
317 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
318 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
319};
56276539 320
56276539
SS
321static const u32 Td0[256] = {
322 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
323 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
324 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
325 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
326 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
327 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
328 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
329 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
330 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
331 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
332 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
333 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
334 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
335 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
336 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
337 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
338 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
339 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
340 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
341 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
342 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
343 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
344 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
345 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
346 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
347 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
348 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
349 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
350 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
351 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
352 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
353 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
354 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
355 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
356 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
357 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
358 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
359 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
360 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
361 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
362 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
363 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
364 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
365 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
366 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
367 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
368 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
369 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
370 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
371 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
372 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
373 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
374 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
375 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
376 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
377 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
378 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
379 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
380 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
381 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
382 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
383 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
384 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
385 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
386};
387static const u32 Td1[256] = {
388 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
389 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
390 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
391 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
392 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
393 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
394 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
395 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
396 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
397 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
398 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
399 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
400 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
401 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
402 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
403 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
404 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
405 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
406 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
407 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
408 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
409 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
410 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
411 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
412 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
413 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
414 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
415 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
416 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
417 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
418 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
419 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
420 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
421 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
422 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
423 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
424 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
425 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
426 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
427 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
428 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
429 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
430 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
431 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
432 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
433 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
434 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
435 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
436 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
437 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
438 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
439 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
440 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
441 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
442 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
443 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
444 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
445 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
446 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
447 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
448 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
449 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
450 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
451 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
452};
453static const u32 Td2[256] = {
454 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
455 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
456 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
457 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
458 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
459 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
460 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
461 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
462 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
463 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
464 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
465 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
466 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
467 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
468 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
469 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
470 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
471 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
472 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
473 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
474 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
475 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
476 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
477 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
478 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
479 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
480 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
481 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
482 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
483 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
484 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
485 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
486 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
487 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
488 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
489 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
490 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
491 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
492 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
493 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
494 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
495 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
496 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
497 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
498 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
499 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
500 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
501 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
502 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
503 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
504 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
505 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
506 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
507 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
508 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
509 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
510 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
511 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
512 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
513 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
514 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
515 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
516 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
517 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
518};
519static const u32 Td3[256] = {
520 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
521 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
522 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
523 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
524 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
525 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
526 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
527 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
528 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
529 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
530 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
531 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
532 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
533 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
534 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
535 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
536 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
537 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
538 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
539 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
540 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
541 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
542 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
543 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
544 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
545 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
546 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
547 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
548 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
549 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
550 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
551 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
552 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
553 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
554 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
555 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
556 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
557 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
558 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
559 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
560 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
561 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
562 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
563 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
564 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
565 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
566 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
567 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
568 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
569 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
570 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
571 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
572 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
573 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
574 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
575 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
576 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
577 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
578 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
579 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
580 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
581 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
582 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
583 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
584};
74093195
SS
585static const u8 Td4[256] = {
586 0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U, 0x38U,
587 0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU,
588 0x7cU, 0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U,
589 0x34U, 0x8eU, 0x43U, 0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU,
590 0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U, 0xc2U, 0x23U, 0x3dU,
591 0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U, 0x4eU,
592 0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U,
593 0x76U, 0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U,
594 0x72U, 0xf8U, 0xf6U, 0x64U, 0x86U, 0x68U, 0x98U, 0x16U,
595 0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU, 0x65U, 0xb6U, 0x92U,
596 0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U, 0xdaU,
597 0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U,
598 0x90U, 0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU,
599 0xf7U, 0xe4U, 0x58U, 0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U,
600 0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU, 0x3fU, 0x0fU, 0x02U,
601 0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU, 0x6bU,
602 0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU,
603 0x97U, 0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U,
604 0x96U, 0xacU, 0x74U, 0x22U, 0xe7U, 0xadU, 0x35U, 0x85U,
605 0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU, 0x75U, 0xdfU, 0x6eU,
606 0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U, 0x89U,
607 0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU,
608 0xfcU, 0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U,
609 0x9aU, 0xdbU, 0xc0U, 0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U,
610 0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U, 0x07U, 0xc7U, 0x31U,
611 0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU, 0x5fU,
612 0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU,
613 0x2dU, 0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU,
614 0xa0U, 0xe0U, 0x3bU, 0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U,
615 0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U, 0x53U, 0x99U, 0x61U,
616 0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U, 0x26U,
617 0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU,
56276539
SS
618};
619static const u32 rcon[] = {
620 0x01000000, 0x02000000, 0x04000000, 0x08000000,
621 0x10000000, 0x20000000, 0x40000000, 0x80000000,
622 0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
623};
624
625/**
626 * Expand the cipher key into the encryption key schedule.
627 */
672590bc 628int private_AES_set_encrypt_key(const unsigned char *userKey, const int bits,
56276539
SS
629 AES_KEY *key) {
630
631 u32 *rk;
632 int i = 0;
633 u32 temp;
634
635 if (!userKey || !key)
636 return -1;
637 if (bits != 128 && bits != 192 && bits != 256)
638 return -2;
639
640 rk = key->rd_key;
641
642 if (bits==128)
643 key->rounds = 10;
644 else if (bits==192)
645 key->rounds = 12;
646 else
647 key->rounds = 14;
648
649 rk[0] = GETU32(userKey );
650 rk[1] = GETU32(userKey + 4);
651 rk[2] = GETU32(userKey + 8);
652 rk[3] = GETU32(userKey + 12);
653 if (bits == 128) {
654 while (1) {
655 temp = rk[3];
656 rk[4] = rk[0] ^
74093195
SS
657 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^
658 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^
659 (Te0[(temp ) & 0xff] & 0x0000ff00) ^
660 (Te1[(temp >> 24) ] & 0x000000ff) ^
56276539
SS
661 rcon[i];
662 rk[5] = rk[1] ^ rk[4];
663 rk[6] = rk[2] ^ rk[5];
664 rk[7] = rk[3] ^ rk[6];
665 if (++i == 10) {
666 return 0;
667 }
668 rk += 4;
669 }
670 }
671 rk[4] = GETU32(userKey + 16);
672 rk[5] = GETU32(userKey + 20);
673 if (bits == 192) {
674 while (1) {
675 temp = rk[ 5];
676 rk[ 6] = rk[ 0] ^
74093195
SS
677 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^
678 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^
679 (Te0[(temp ) & 0xff] & 0x0000ff00) ^
680 (Te1[(temp >> 24) ] & 0x000000ff) ^
56276539
SS
681 rcon[i];
682 rk[ 7] = rk[ 1] ^ rk[ 6];
683 rk[ 8] = rk[ 2] ^ rk[ 7];
684 rk[ 9] = rk[ 3] ^ rk[ 8];
685 if (++i == 8) {
686 return 0;
687 }
688 rk[10] = rk[ 4] ^ rk[ 9];
689 rk[11] = rk[ 5] ^ rk[10];
690 rk += 6;
691 }
692 }
693 rk[6] = GETU32(userKey + 24);
694 rk[7] = GETU32(userKey + 28);
695 if (bits == 256) {
696 while (1) {
697 temp = rk[ 7];
698 rk[ 8] = rk[ 0] ^
74093195
SS
699 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^
700 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^
701 (Te0[(temp ) & 0xff] & 0x0000ff00) ^
702 (Te1[(temp >> 24) ] & 0x000000ff) ^
56276539
SS
703 rcon[i];
704 rk[ 9] = rk[ 1] ^ rk[ 8];
705 rk[10] = rk[ 2] ^ rk[ 9];
706 rk[11] = rk[ 3] ^ rk[10];
707 if (++i == 7) {
708 return 0;
709 }
710 temp = rk[11];
711 rk[12] = rk[ 4] ^
74093195
SS
712 (Te2[(temp >> 24) ] & 0xff000000) ^
713 (Te3[(temp >> 16) & 0xff] & 0x00ff0000) ^
714 (Te0[(temp >> 8) & 0xff] & 0x0000ff00) ^
715 (Te1[(temp ) & 0xff] & 0x000000ff);
56276539
SS
716 rk[13] = rk[ 5] ^ rk[12];
717 rk[14] = rk[ 6] ^ rk[13];
718 rk[15] = rk[ 7] ^ rk[14];
719
720 rk += 8;
721 }
722 }
723 return 0;
724}
725
726/**
727 * Expand the cipher key into the decryption key schedule.
728 */
672590bc 729int private_AES_set_decrypt_key(const unsigned char *userKey, const int bits,
56276539
SS
730 AES_KEY *key) {
731
732 u32 *rk;
733 int i, j, status;
734 u32 temp;
735
736 /* first, start with an encryption schedule */
672590bc 737 status = private_AES_set_encrypt_key(userKey, bits, key);
56276539
SS
738 if (status < 0)
739 return status;
740
741 rk = key->rd_key;
742
743 /* invert the order of the round keys: */
744 for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
745 temp = rk[i ]; rk[i ] = rk[j ]; rk[j ] = temp;
746 temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
747 temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
748 temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
749 }
750 /* apply the inverse MixColumn transform to all round keys but the first and the last: */
751 for (i = 1; i < (key->rounds); i++) {
752 rk += 4;
753 rk[0] =
74093195
SS
754 Td0[Te1[(rk[0] >> 24) ] & 0xff] ^
755 Td1[Te1[(rk[0] >> 16) & 0xff] & 0xff] ^
756 Td2[Te1[(rk[0] >> 8) & 0xff] & 0xff] ^
757 Td3[Te1[(rk[0] ) & 0xff] & 0xff];
56276539 758 rk[1] =
74093195
SS
759 Td0[Te1[(rk[1] >> 24) ] & 0xff] ^
760 Td1[Te1[(rk[1] >> 16) & 0xff] & 0xff] ^
761 Td2[Te1[(rk[1] >> 8) & 0xff] & 0xff] ^
762 Td3[Te1[(rk[1] ) & 0xff] & 0xff];
56276539 763 rk[2] =
74093195
SS
764 Td0[Te1[(rk[2] >> 24) ] & 0xff] ^
765 Td1[Te1[(rk[2] >> 16) & 0xff] & 0xff] ^
766 Td2[Te1[(rk[2] >> 8) & 0xff] & 0xff] ^
767 Td3[Te1[(rk[2] ) & 0xff] & 0xff];
56276539 768 rk[3] =
74093195
SS
769 Td0[Te1[(rk[3] >> 24) ] & 0xff] ^
770 Td1[Te1[(rk[3] >> 16) & 0xff] & 0xff] ^
771 Td2[Te1[(rk[3] >> 8) & 0xff] & 0xff] ^
772 Td3[Te1[(rk[3] ) & 0xff] & 0xff];
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773 }
774 return 0;
775}
776
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777/*
778 * Encrypt a single block
779 * in and out can overlap
780 */
781void AES_encrypt(const unsigned char *in, unsigned char *out,
782 const AES_KEY *key) {
783
784 const u32 *rk;
785 u32 s0, s1, s2, s3, t0, t1, t2, t3;
786#ifndef FULL_UNROLL
787 int r;
788#endif /* ?FULL_UNROLL */
789
790 assert(in && out && key);
791 rk = key->rd_key;
792
793 /*
794 * map byte array block to cipher state
795 * and add initial round key:
796 */
797 s0 = GETU32(in ) ^ rk[0];
798 s1 = GETU32(in + 4) ^ rk[1];
799 s2 = GETU32(in + 8) ^ rk[2];
800 s3 = GETU32(in + 12) ^ rk[3];
801#ifdef FULL_UNROLL
802 /* round 1: */
803 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[ 4];
804 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[ 5];
805 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[ 6];
806 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[ 7];
807 /* round 2: */
808 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[ 8];
809 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[ 9];
810 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[10];
811 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[11];
812 /* round 3: */
813 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[12];
814 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[13];
815 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[14];
816 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[15];
817 /* round 4: */
818 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[16];
819 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[17];
820 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[18];
821 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[19];
822 /* round 5: */
823 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[20];
824 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[21];
825 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[22];
826 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[23];
827 /* round 6: */
828 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[24];
829 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[25];
830 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[26];
831 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[27];
832 /* round 7: */
833 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[28];
834 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[29];
835 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[30];
836 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[31];
837 /* round 8: */
838 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[32];
839 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[33];
840 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[34];
841 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[35];
842 /* round 9: */
843 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[36];
844 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[37];
845 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[38];
846 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[39];
847 if (key->rounds > 10) {
848 /* round 10: */
849 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[40];
850 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[41];
851 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[42];
852 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[43];
853 /* round 11: */
854 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[44];
855 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[45];
856 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[46];
857 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[47];
858 if (key->rounds > 12) {
859 /* round 12: */
860 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[48];
861 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[49];
862 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[50];
863 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[51];
864 /* round 13: */
865 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[52];
866 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[53];
867 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[54];
868 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[55];
869 }
870 }
871 rk += key->rounds << 2;
872#else /* !FULL_UNROLL */
873 /*
874 * Nr - 1 full rounds:
875 */
876 r = key->rounds >> 1;
877 for (;;) {
878 t0 =
879 Te0[(s0 >> 24) ] ^
880 Te1[(s1 >> 16) & 0xff] ^
881 Te2[(s2 >> 8) & 0xff] ^
882 Te3[(s3 ) & 0xff] ^
883 rk[4];
884 t1 =
885 Te0[(s1 >> 24) ] ^
886 Te1[(s2 >> 16) & 0xff] ^
887 Te2[(s3 >> 8) & 0xff] ^
888 Te3[(s0 ) & 0xff] ^
889 rk[5];
890 t2 =
891 Te0[(s2 >> 24) ] ^
892 Te1[(s3 >> 16) & 0xff] ^
893 Te2[(s0 >> 8) & 0xff] ^
894 Te3[(s1 ) & 0xff] ^
895 rk[6];
896 t3 =
897 Te0[(s3 >> 24) ] ^
898 Te1[(s0 >> 16) & 0xff] ^
899 Te2[(s1 >> 8) & 0xff] ^
900 Te3[(s2 ) & 0xff] ^
901 rk[7];
902
903 rk += 8;
904 if (--r == 0) {
905 break;
906 }
907
908 s0 =
909 Te0[(t0 >> 24) ] ^
910 Te1[(t1 >> 16) & 0xff] ^
911 Te2[(t2 >> 8) & 0xff] ^
912 Te3[(t3 ) & 0xff] ^
913 rk[0];
914 s1 =
915 Te0[(t1 >> 24) ] ^
916 Te1[(t2 >> 16) & 0xff] ^
917 Te2[(t3 >> 8) & 0xff] ^
918 Te3[(t0 ) & 0xff] ^
919 rk[1];
920 s2 =
921 Te0[(t2 >> 24) ] ^
922 Te1[(t3 >> 16) & 0xff] ^
923 Te2[(t0 >> 8) & 0xff] ^
924 Te3[(t1 ) & 0xff] ^
925 rk[2];
926 s3 =
927 Te0[(t3 >> 24) ] ^
928 Te1[(t0 >> 16) & 0xff] ^
929 Te2[(t1 >> 8) & 0xff] ^
930 Te3[(t2 ) & 0xff] ^
931 rk[3];
932 }
933#endif /* ?FULL_UNROLL */
934 /*
935 * apply last round and
936 * map cipher state to byte array block:
937 */
938 s0 =
74093195
SS
939 (Te2[(t0 >> 24) ] & 0xff000000) ^
940 (Te3[(t1 >> 16) & 0xff] & 0x00ff0000) ^
941 (Te0[(t2 >> 8) & 0xff] & 0x0000ff00) ^
942 (Te1[(t3 ) & 0xff] & 0x000000ff) ^
56276539
SS
943 rk[0];
944 PUTU32(out , s0);
945 s1 =
74093195
SS
946 (Te2[(t1 >> 24) ] & 0xff000000) ^
947 (Te3[(t2 >> 16) & 0xff] & 0x00ff0000) ^
948 (Te0[(t3 >> 8) & 0xff] & 0x0000ff00) ^
949 (Te1[(t0 ) & 0xff] & 0x000000ff) ^
56276539
SS
950 rk[1];
951 PUTU32(out + 4, s1);
952 s2 =
74093195
SS
953 (Te2[(t2 >> 24) ] & 0xff000000) ^
954 (Te3[(t3 >> 16) & 0xff] & 0x00ff0000) ^
955 (Te0[(t0 >> 8) & 0xff] & 0x0000ff00) ^
956 (Te1[(t1 ) & 0xff] & 0x000000ff) ^
56276539
SS
957 rk[2];
958 PUTU32(out + 8, s2);
959 s3 =
74093195
SS
960 (Te2[(t3 >> 24) ] & 0xff000000) ^
961 (Te3[(t0 >> 16) & 0xff] & 0x00ff0000) ^
962 (Te0[(t1 >> 8) & 0xff] & 0x0000ff00) ^
963 (Te1[(t2 ) & 0xff] & 0x000000ff) ^
56276539
SS
964 rk[3];
965 PUTU32(out + 12, s3);
966}
967
968/*
969 * Decrypt a single block
970 * in and out can overlap
971 */
972void AES_decrypt(const unsigned char *in, unsigned char *out,
973 const AES_KEY *key) {
974
975 const u32 *rk;
976 u32 s0, s1, s2, s3, t0, t1, t2, t3;
977#ifndef FULL_UNROLL
978 int r;
979#endif /* ?FULL_UNROLL */
980
981 assert(in && out && key);
982 rk = key->rd_key;
983
984 /*
985 * map byte array block to cipher state
986 * and add initial round key:
987 */
988 s0 = GETU32(in ) ^ rk[0];
989 s1 = GETU32(in + 4) ^ rk[1];
990 s2 = GETU32(in + 8) ^ rk[2];
991 s3 = GETU32(in + 12) ^ rk[3];
992#ifdef FULL_UNROLL
993 /* round 1: */
994 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[ 4];
995 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[ 5];
996 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[ 6];
997 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[ 7];
998 /* round 2: */
999 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[ 8];
1000 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[ 9];
1001 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[10];
1002 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[11];
1003 /* round 3: */
1004 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[12];
1005 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[13];
1006 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[14];
1007 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[15];
1008 /* round 4: */
1009 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[16];
1010 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[17];
1011 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[18];
1012 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[19];
1013 /* round 5: */
1014 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[20];
1015 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[21];
1016 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[22];
1017 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[23];
1018 /* round 6: */
1019 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[24];
1020 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[25];
1021 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[26];
1022 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[27];
1023 /* round 7: */
1024 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[28];
1025 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[29];
1026 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[30];
1027 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[31];
1028 /* round 8: */
1029 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[32];
1030 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[33];
1031 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[34];
1032 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[35];
1033 /* round 9: */
1034 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[36];
1035 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[37];
1036 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[38];
1037 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[39];
1038 if (key->rounds > 10) {
1039 /* round 10: */
1040 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[40];
1041 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[41];
1042 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[42];
1043 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[43];
1044 /* round 11: */
1045 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[44];
1046 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[45];
1047 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[46];
1048 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[47];
1049 if (key->rounds > 12) {
1050 /* round 12: */
1051 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[48];
1052 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[49];
1053 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[50];
1054 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[51];
1055 /* round 13: */
1056 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[52];
1057 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[53];
1058 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[54];
1059 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[55];
1060 }
1061 }
1062 rk += key->rounds << 2;
1063#else /* !FULL_UNROLL */
1064 /*
1065 * Nr - 1 full rounds:
1066 */
1067 r = key->rounds >> 1;
1068 for (;;) {
1069 t0 =
1070 Td0[(s0 >> 24) ] ^
1071 Td1[(s3 >> 16) & 0xff] ^
1072 Td2[(s2 >> 8) & 0xff] ^
1073 Td3[(s1 ) & 0xff] ^
1074 rk[4];
1075 t1 =
1076 Td0[(s1 >> 24) ] ^
1077 Td1[(s0 >> 16) & 0xff] ^
1078 Td2[(s3 >> 8) & 0xff] ^
1079 Td3[(s2 ) & 0xff] ^
1080 rk[5];
1081 t2 =
1082 Td0[(s2 >> 24) ] ^
1083 Td1[(s1 >> 16) & 0xff] ^
1084 Td2[(s0 >> 8) & 0xff] ^
1085 Td3[(s3 ) & 0xff] ^
1086 rk[6];
1087 t3 =
1088 Td0[(s3 >> 24) ] ^
1089 Td1[(s2 >> 16) & 0xff] ^
1090 Td2[(s1 >> 8) & 0xff] ^
1091 Td3[(s0 ) & 0xff] ^
1092 rk[7];
1093
1094 rk += 8;
1095 if (--r == 0) {
1096 break;
1097 }
1098
1099 s0 =
1100 Td0[(t0 >> 24) ] ^
1101 Td1[(t3 >> 16) & 0xff] ^
1102 Td2[(t2 >> 8) & 0xff] ^
1103 Td3[(t1 ) & 0xff] ^
1104 rk[0];
1105 s1 =
1106 Td0[(t1 >> 24) ] ^
1107 Td1[(t0 >> 16) & 0xff] ^
1108 Td2[(t3 >> 8) & 0xff] ^
1109 Td3[(t2 ) & 0xff] ^
1110 rk[1];
1111 s2 =
1112 Td0[(t2 >> 24) ] ^
1113 Td1[(t1 >> 16) & 0xff] ^
1114 Td2[(t0 >> 8) & 0xff] ^
1115 Td3[(t3 ) & 0xff] ^
1116 rk[2];
1117 s3 =
1118 Td0[(t3 >> 24) ] ^
1119 Td1[(t2 >> 16) & 0xff] ^
1120 Td2[(t1 >> 8) & 0xff] ^
1121 Td3[(t0 ) & 0xff] ^
1122 rk[3];
1123 }
1124#endif /* ?FULL_UNROLL */
1125 /*
1126 * apply last round and
1127 * map cipher state to byte array block:
1128 */
1129 s0 =
74093195
SS
1130 (Td4[(t0 >> 24) ] << 24) ^
1131 (Td4[(t3 >> 16) & 0xff] << 16) ^
1132 (Td4[(t2 >> 8) & 0xff] << 8) ^
1133 (Td4[(t1 ) & 0xff]) ^
56276539
SS
1134 rk[0];
1135 PUTU32(out , s0);
1136 s1 =
74093195
SS
1137 (Td4[(t1 >> 24) ] << 24) ^
1138 (Td4[(t0 >> 16) & 0xff] << 16) ^
1139 (Td4[(t3 >> 8) & 0xff] << 8) ^
1140 (Td4[(t2 ) & 0xff]) ^
56276539
SS
1141 rk[1];
1142 PUTU32(out + 4, s1);
1143 s2 =
74093195
SS
1144 (Td4[(t2 >> 24) ] << 24) ^
1145 (Td4[(t1 >> 16) & 0xff] << 16) ^
1146 (Td4[(t0 >> 8) & 0xff] << 8) ^
1147 (Td4[(t3 ) & 0xff]) ^
56276539
SS
1148 rk[2];
1149 PUTU32(out + 8, s2);
1150 s3 =
74093195
SS
1151 (Td4[(t3 >> 24) ] << 24) ^
1152 (Td4[(t2 >> 16) & 0xff] << 16) ^
1153 (Td4[(t1 >> 8) & 0xff] << 8) ^
1154 (Td4[(t0 ) & 0xff]) ^
56276539
SS
1155 rk[3];
1156 PUTU32(out + 12, s3);
1157}
1158
919b01cc
PA
1159#else /* AES_ASM */
1160
1161static const u8 Te4[256] = {
1162 0x63U, 0x7cU, 0x77U, 0x7bU, 0xf2U, 0x6bU, 0x6fU, 0xc5U,
1163 0x30U, 0x01U, 0x67U, 0x2bU, 0xfeU, 0xd7U, 0xabU, 0x76U,
1164 0xcaU, 0x82U, 0xc9U, 0x7dU, 0xfaU, 0x59U, 0x47U, 0xf0U,
1165 0xadU, 0xd4U, 0xa2U, 0xafU, 0x9cU, 0xa4U, 0x72U, 0xc0U,
1166 0xb7U, 0xfdU, 0x93U, 0x26U, 0x36U, 0x3fU, 0xf7U, 0xccU,
1167 0x34U, 0xa5U, 0xe5U, 0xf1U, 0x71U, 0xd8U, 0x31U, 0x15U,
1168 0x04U, 0xc7U, 0x23U, 0xc3U, 0x18U, 0x96U, 0x05U, 0x9aU,
1169 0x07U, 0x12U, 0x80U, 0xe2U, 0xebU, 0x27U, 0xb2U, 0x75U,
1170 0x09U, 0x83U, 0x2cU, 0x1aU, 0x1bU, 0x6eU, 0x5aU, 0xa0U,
1171 0x52U, 0x3bU, 0xd6U, 0xb3U, 0x29U, 0xe3U, 0x2fU, 0x84U,
1172 0x53U, 0xd1U, 0x00U, 0xedU, 0x20U, 0xfcU, 0xb1U, 0x5bU,
1173 0x6aU, 0xcbU, 0xbeU, 0x39U, 0x4aU, 0x4cU, 0x58U, 0xcfU,
1174 0xd0U, 0xefU, 0xaaU, 0xfbU, 0x43U, 0x4dU, 0x33U, 0x85U,
1175 0x45U, 0xf9U, 0x02U, 0x7fU, 0x50U, 0x3cU, 0x9fU, 0xa8U,
1176 0x51U, 0xa3U, 0x40U, 0x8fU, 0x92U, 0x9dU, 0x38U, 0xf5U,
1177 0xbcU, 0xb6U, 0xdaU, 0x21U, 0x10U, 0xffU, 0xf3U, 0xd2U,
1178 0xcdU, 0x0cU, 0x13U, 0xecU, 0x5fU, 0x97U, 0x44U, 0x17U,
1179 0xc4U, 0xa7U, 0x7eU, 0x3dU, 0x64U, 0x5dU, 0x19U, 0x73U,
1180 0x60U, 0x81U, 0x4fU, 0xdcU, 0x22U, 0x2aU, 0x90U, 0x88U,
1181 0x46U, 0xeeU, 0xb8U, 0x14U, 0xdeU, 0x5eU, 0x0bU, 0xdbU,
1182 0xe0U, 0x32U, 0x3aU, 0x0aU, 0x49U, 0x06U, 0x24U, 0x5cU,
1183 0xc2U, 0xd3U, 0xacU, 0x62U, 0x91U, 0x95U, 0xe4U, 0x79U,
1184 0xe7U, 0xc8U, 0x37U, 0x6dU, 0x8dU, 0xd5U, 0x4eU, 0xa9U,
1185 0x6cU, 0x56U, 0xf4U, 0xeaU, 0x65U, 0x7aU, 0xaeU, 0x08U,
1186 0xbaU, 0x78U, 0x25U, 0x2eU, 0x1cU, 0xa6U, 0xb4U, 0xc6U,
1187 0xe8U, 0xddU, 0x74U, 0x1fU, 0x4bU, 0xbdU, 0x8bU, 0x8aU,
1188 0x70U, 0x3eU, 0xb5U, 0x66U, 0x48U, 0x03U, 0xf6U, 0x0eU,
1189 0x61U, 0x35U, 0x57U, 0xb9U, 0x86U, 0xc1U, 0x1dU, 0x9eU,
1190 0xe1U, 0xf8U, 0x98U, 0x11U, 0x69U, 0xd9U, 0x8eU, 0x94U,
1191 0x9bU, 0x1eU, 0x87U, 0xe9U, 0xceU, 0x55U, 0x28U, 0xdfU,
1192 0x8cU, 0xa1U, 0x89U, 0x0dU, 0xbfU, 0xe6U, 0x42U, 0x68U,
1193 0x41U, 0x99U, 0x2dU, 0x0fU, 0xb0U, 0x54U, 0xbbU, 0x16U
1194};
1195static const u32 rcon[] = {
1196 0x01000000, 0x02000000, 0x04000000, 0x08000000,
1197 0x10000000, 0x20000000, 0x40000000, 0x80000000,
1198 0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
1199};
1200
1201/**
1202 * Expand the cipher key into the encryption key schedule.
1203 */
672590bc 1204int private_AES_set_encrypt_key(const unsigned char *userKey, const int bits,
919b01cc
PA
1205 AES_KEY *key) {
1206 u32 *rk;
1207 int i = 0;
1208 u32 temp;
1209
1210 if (!userKey || !key)
1211 return -1;
1212 if (bits != 128 && bits != 192 && bits != 256)
1213 return -2;
1214
1215 rk = key->rd_key;
1216
1217 if (bits==128)
1218 key->rounds = 10;
1219 else if (bits==192)
1220 key->rounds = 12;
1221 else
1222 key->rounds = 14;
1223
1224 rk[0] = GETU32(userKey );
1225 rk[1] = GETU32(userKey + 4);
1226 rk[2] = GETU32(userKey + 8);
1227 rk[3] = GETU32(userKey + 12);
1228 if (bits == 128) {
1229 while (1) {
1230 temp = rk[3];
1231 rk[4] = rk[0] ^
1232 (Te4[(temp >> 16) & 0xff] << 24) ^
1233 (Te4[(temp >> 8) & 0xff] << 16) ^
1234 (Te4[(temp ) & 0xff] << 8) ^
1235 (Te4[(temp >> 24) ]) ^
1236 rcon[i];
1237 rk[5] = rk[1] ^ rk[4];
1238 rk[6] = rk[2] ^ rk[5];
1239 rk[7] = rk[3] ^ rk[6];
1240 if (++i == 10) {
1241 return 0;
1242 }
1243 rk += 4;
1244 }
1245 }
1246 rk[4] = GETU32(userKey + 16);
1247 rk[5] = GETU32(userKey + 20);
1248 if (bits == 192) {
1249 while (1) {
1250 temp = rk[ 5];
1251 rk[ 6] = rk[ 0] ^
1252 (Te4[(temp >> 16) & 0xff] << 24) ^
1253 (Te4[(temp >> 8) & 0xff] << 16) ^
1254 (Te4[(temp ) & 0xff] << 8) ^
1255 (Te4[(temp >> 24) ]) ^
1256 rcon[i];
1257 rk[ 7] = rk[ 1] ^ rk[ 6];
1258 rk[ 8] = rk[ 2] ^ rk[ 7];
1259 rk[ 9] = rk[ 3] ^ rk[ 8];
1260 if (++i == 8) {
1261 return 0;
1262 }
1263 rk[10] = rk[ 4] ^ rk[ 9];
1264 rk[11] = rk[ 5] ^ rk[10];
1265 rk += 6;
1266 }
1267 }
1268 rk[6] = GETU32(userKey + 24);
1269 rk[7] = GETU32(userKey + 28);
1270 if (bits == 256) {
1271 while (1) {
1272 temp = rk[ 7];
1273 rk[ 8] = rk[ 0] ^
1274 (Te4[(temp >> 16) & 0xff] << 24) ^
1275 (Te4[(temp >> 8) & 0xff] << 16) ^
1276 (Te4[(temp ) & 0xff] << 8) ^
1277 (Te4[(temp >> 24) ]) ^
1278 rcon[i];
1279 rk[ 9] = rk[ 1] ^ rk[ 8];
1280 rk[10] = rk[ 2] ^ rk[ 9];
1281 rk[11] = rk[ 3] ^ rk[10];
1282 if (++i == 7) {
1283 return 0;
1284 }
1285 temp = rk[11];
1286 rk[12] = rk[ 4] ^
1287 (Te4[(temp >> 24) ] << 24) ^
1288 (Te4[(temp >> 16) & 0xff] << 16) ^
1289 (Te4[(temp >> 8) & 0xff] << 8) ^
1290 (Te4[(temp ) & 0xff]);
1291 rk[13] = rk[ 5] ^ rk[12];
1292 rk[14] = rk[ 6] ^ rk[13];
1293 rk[15] = rk[ 7] ^ rk[14];
1294
1295 rk += 8;
1296 }
1297 }
1298 return 0;
1299}
1300
1301/**
1302 * Expand the cipher key into the decryption key schedule.
1303 */
672590bc 1304int private_AES_set_decrypt_key(const unsigned char *userKey, const int bits,
919b01cc
PA
1305 AES_KEY *key) {
1306
1307 u32 *rk;
1308 int i, j, status;
1309 u32 temp;
1310
1311 /* first, start with an encryption schedule */
672590bc 1312 status = private_AES_set_encrypt_key(userKey, bits, key);
919b01cc
PA
1313 if (status < 0)
1314 return status;
1315
1316 rk = key->rd_key;
1317
1318 /* invert the order of the round keys: */
1319 for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
1320 temp = rk[i ]; rk[i ] = rk[j ]; rk[j ] = temp;
1321 temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
1322 temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
1323 temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
1324 }
1325 /* apply the inverse MixColumn transform to all round keys but the first and the last: */
1326 for (i = 1; i < (key->rounds); i++) {
1327 rk += 4;
1328 for (j = 0; j < 4; j++) {
1329 u32 tp1, tp2, tp4, tp8, tp9, tpb, tpd, tpe, m;
1330
1331 tp1 = rk[j];
1332 m = tp1 & 0x80808080;
1333 tp2 = ((tp1 & 0x7f7f7f7f) << 1) ^
1334 ((m - (m >> 7)) & 0x1b1b1b1b);
1335 m = tp2 & 0x80808080;
1336 tp4 = ((tp2 & 0x7f7f7f7f) << 1) ^
1337 ((m - (m >> 7)) & 0x1b1b1b1b);
1338 m = tp4 & 0x80808080;
1339 tp8 = ((tp4 & 0x7f7f7f7f) << 1) ^
1340 ((m - (m >> 7)) & 0x1b1b1b1b);
1341 tp9 = tp8 ^ tp1;
1342 tpb = tp9 ^ tp2;
1343 tpd = tp9 ^ tp4;
1344 tpe = tp8 ^ tp4 ^ tp2;
1345#if defined(ROTATE)
1346 rk[j] = tpe ^ ROTATE(tpd,16) ^
1347 ROTATE(tp9,24) ^ ROTATE(tpb,8);
1348#else
1349 rk[j] = tpe ^ (tpd >> 16) ^ (tpd << 16) ^
1350 (tp9 >> 8) ^ (tp9 << 24) ^
1351 (tpb >> 24) ^ (tpb << 8);
1352#endif
1353 }
1354 }
1355 return 0;
1356}
1357
56276539 1358#endif /* AES_ASM */