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8322 nl: misleading-indentation
[unleashed/tickless.git] / usr / src / common / net / wanboot / crypt / aes.c
blob2242e935821c7e6c666269d3eb29ad8fd553ab0d
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2002-2003 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /*
28 * AES implementation taken from public domain. The S-boxes
29 * used by this implmentation are defined by NIST.
30 *
31 * For more information on AES refer to
32 * http://csrc.nist.gov/CryptoToolkit/aes
33 */
34
35 #include <stdlib.h>
36 #include <sys/sysmacros.h>
37
38 #include "aes.h"
39
40 /* Yay for Big-Endian Algorithms! */
41 #ifdef _LITTLE_ENDIAN
42 #define BSWAP_L(l) (((l & 0xff) << 24) | ((l & 0xff00) <<8) \
43 | ((l & 0xff0000) >> 8) | ((l & 0xff000000) >>24))
44 #else
45 #define BSWAP_L(l) (l)
46 #endif
47
48 #define GETU32(p) BSWAP_L(*(uint32_t *)(p))
49 #define PUTU32(ct, st) *((uint32_t *)(ct)) = BSWAP_L(st)
50
51
52 /*
53 * Te0[x] = S [x].[02, 01, 01, 03];
54 * Te1[x] = S [x].[03, 02, 01, 01];
55 * Te2[x] = S [x].[01, 03, 02, 01];
56 * Te3[x] = S [x].[01, 01, 03, 02];
57 * Te4[x] = S [x].[01, 01, 01, 01];
58 *
59 * Td0[x] = Si[x].[0e, 09, 0d, 0b];
60 * Td1[x] = Si[x].[0b, 0e, 09, 0d];
61 * Td2[x] = Si[x].[0d, 0b, 0e, 09];
62 * Td3[x] = Si[x].[09, 0d, 0b, 0e];
63 * Td4[x] = Si[x].[01, 01, 01, 01];
64 */
65
66
67 /* S-boxes */
68 static const uint32_t Te0[256] = {
69 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
70 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
71 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
72 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
73 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
74 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
75 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
76 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
77 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
78 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
79 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
80 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
81 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
82 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
83 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
84 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
85 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
86 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
87 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
88 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
89 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
90 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
91 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
92 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
93 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
94 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
95 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
96 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
97 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
98 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
99 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
100 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
101 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
102 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
103 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
104 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
105 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
106 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
107 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
108 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
109 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
110 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
111 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
112 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
113 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
114 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
115 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
116 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
117 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
118 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
119 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
120 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
121 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
122 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
123 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
124 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
125 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
126 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
127 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
128 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
129 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
130 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
131 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
132 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
133 };
134 static const uint32_t Te1[256] = {
135 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
136 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
137 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
138 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
139 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
140 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
141 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
142 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
143 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
144 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
145 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
146 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
147 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
148 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
149 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
150 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
151 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
152 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
153 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
154 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
155 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
156 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
157 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
158 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
159 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
160 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
161 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
162 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
163 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
164 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
165 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
166 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
167 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
168 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
169 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
170 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
171 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
172 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
173 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
174 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
175 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
176 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
177 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
178 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
179 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
180 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
181 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
182 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
183 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
184 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
185 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
186 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
187 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
188 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
189 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
190 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
191 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
192 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
193 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
194 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
195 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
196 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
197 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
198 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
199 };
200 static const uint32_t Te2[256] = {
201 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
202 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
203 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
204 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
205 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
206 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
207 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
208 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
209 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
210 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
211 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
212 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
213 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
214 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
215 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
216 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
217 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
218 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
219 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
220 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
221 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
222 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
223 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
224 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
225 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
226 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
227 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
228 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
229 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
230 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
231 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
232 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
233 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
234 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
235 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
236 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
237 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
238 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
239 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
240 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
241 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
242 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
243 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
244 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
245 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
246 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
247 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
248 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
249 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
250 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
251 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
252 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
253 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
254 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
255 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
256 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
257 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
258 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
259 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
260 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
261 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
262 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
263 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
264 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
265 };
266 static const uint32_t Te3[256] = {
267 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
268 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
269 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
270 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
271 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
272 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
273 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
274 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
275 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
276 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
277 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
278 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
279 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
280 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
281 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
282 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
283 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
284 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
285 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
286 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
287 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
288 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
289 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
290 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
291 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
292 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
293 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
294 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
295 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
296 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
297 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
298 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
299 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
300 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
301 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
302 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
303 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
304 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
305 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
306 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
307 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
308 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
309 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
310 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
311 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
312 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
313 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
314 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
315 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
316 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
317 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
318 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
319 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
320 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
321 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
322 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
323 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
324 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
325 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
326 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
327 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
328 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
329 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
330 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
331 };
332 static const uint32_t Te4[256] = {
333 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
334 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
335 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
336 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
337 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
338 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
339 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
340 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
341 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
342 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
343 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
344 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
345 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
346 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
347 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
348 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
349 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
350 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
351 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
352 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
353 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
354 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
355 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
356 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
357 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
358 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
359 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
360 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
361 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
362 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
363 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
364 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
365 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
366 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
367 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
368 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
369 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
370 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
371 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
372 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
373 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
374 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
375 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
376 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
377 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
378 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
379 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
380 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
381 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
382 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
383 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
384 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
385 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
386 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
387 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
388 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
389 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
390 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
391 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
392 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
393 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
394 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
395 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
396 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
397 };
398 static const uint32_t Td0[256] = {
399 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
400 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
401 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
402 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
403 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
404 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
405 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
406 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
407 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
408 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
409 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
410 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
411 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
412 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
413 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
414 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
415 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
416 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
417 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
418 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
419 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
420 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
421 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
422 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
423 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
424 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
425 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
426 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
427 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
428 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
429 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
430 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
431 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
432 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
433 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
434 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
435 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
436 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
437 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
438 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
439 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
440 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
441 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
442 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
443 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
444 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
445 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
446 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
447 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
448 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
449 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
450 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
451 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
452 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
453 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
454 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
455 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
456 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
457 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
458 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
459 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
460 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
461 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
462 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
463 };
464 static const uint32_t Td1[256] = {
465 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
466 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
467 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
468 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
469 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
470 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
471 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
472 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
473 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
474 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
475 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
476 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
477 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
478 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
479 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
480 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
481 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
482 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
483 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
484 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
485 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
486 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
487 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
488 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
489 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
490 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
491 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
492 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
493 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
494 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
495 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
496 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
497 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
498 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
499 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
500 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
501 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
502 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
503 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
504 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
505 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
506 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
507 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
508 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
509 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
510 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
511 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
512 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
513 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
514 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
515 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
516 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
517 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
518 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
519 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
520 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
521 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
522 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
523 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
524 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
525 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
526 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
527 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
528 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
529 };
530 static const uint32_t Td2[256] = {
531 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
532 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
533 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
534 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
535 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
536 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
537 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
538 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
539 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
540 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
541 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
542 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
543 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
544 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
545 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
546 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
547 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
548 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
549 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
550 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
551 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
552 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
553 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
554 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
555 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
556 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
557 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
558 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
559 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
560 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
561 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
562 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
563 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
564 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
565 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
566 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
567 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
568 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
569 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
570 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
571 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
572 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
573 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
574 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
575 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
576 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
577 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
578 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
579 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
580 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
581 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
582 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
583 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
584 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
585 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
586 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
587 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
588 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
589 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
590 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
591 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
592 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
593 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
594 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
595 };
596 static const uint32_t Td3[256] = {
597 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
598 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
599 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
600 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
601 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
602 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
603 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
604 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
605 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
606 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
607 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
608 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
609 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
610 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
611 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
612 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
613 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
614 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
615 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
616 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
617 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
618 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
619 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
620 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
621 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
622 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
623 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
624 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
625 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
626 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
627 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
628 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
629 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
630 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
631 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
632 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
633 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
634 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
635 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
636 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
637 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
638 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
639 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
640 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
641 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
642 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
643 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
644 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
645 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
646 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
647 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
648 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
649 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
650 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
651 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
652 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
653 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
654 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
655 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
656 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
657 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
658 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
659 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
660 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
661 };
662 static const uint32_t Td4[256] = {
663 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U,
664 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U,
665 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU,
666 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU,
667 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U,
668 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U,
669 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U,
670 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU,
671 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U,
672 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU,
673 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU,
674 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU,
675 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U,
676 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U,
677 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U,
678 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U,
679 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U,
680 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U,
681 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU,
682 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U,
683 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U,
684 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU,
685 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U,
686 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U,
687 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U,
688 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU,
689 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U,
690 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U,
691 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU,
692 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U,
693 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U,
694 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU,
695 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U,
696 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU,
697 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU,
698 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U,
699 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U,
700 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U,
701 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U,
702 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU,
703 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U,
704 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U,
705 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU,
706 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU,
707 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU,
708 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U,
709 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU,
710 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U,
711 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U,
712 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U,
713 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U,
714 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU,
715 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U,
716 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU,
717 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU,
718 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU,
719 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU,
720 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U,
721 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU,
722 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U,
723 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU,
724 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U,
725 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U,
726 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU,
727 };
728 static const uint32_t rcon[] = {
729 0x01000000, 0x02000000, 0x04000000, 0x08000000,
730 0x10000000, 0x20000000, 0x40000000, 0x80000000,
731 0x1B000000, 0x36000000,
732 /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
733 };
734 typedef struct keysched_s {
735 uint32_t Nr;
736 uint32_t rk_e[60]; /* max round key size */
737 uint32_t rk_d[60]; /* max round key size */
738 } keysched_t;
739
740 int
741 aes_init(void **cookie)
742 {
743 if ((*cookie = malloc(sizeof (keysched_t))) == NULL) {
744 return (-1);
745 }
746 return (0);
747 }
748
749 void
750 aes_fini(void *cookie)
751 {
752 free(cookie);
753 }
754
755 void
756 aes_encrypt(void *cookie, uint8_t *block)
757 {
758 keysched_t *ksch = (keysched_t *)cookie;
759 uint32_t s0, s1, s2, s3, t0, t1, t2, t3;
760 uint32_t *rk = ksch->rk_e;
761 uint32_t Nr = ksch->Nr;
762
763 #if _ALIGNMENT_REQUIRED
764
765 if (IS_P2ALIGNED(block, sizeof (uint32_t))) {
766 #endif /* _ALIGNMENT_REQUIRED */
767 /*
768 * map byte array block to cipher state
769 * and add initial round key:
770 */
771 /*LINTED*/
772 s0 = GETU32(block) ^ rk[0];
773 /*LINTED*/
774 s1 = GETU32(block + 4) ^ rk[1];
775 /*LINTED*/
776 s2 = GETU32(block + 8) ^ rk[2];
777 /*LINTED*/
778 s3 = GETU32(block + 12) ^ rk[3];
779
780 #if _ALIGNMENT_REQUIRED
781 } else {
782 s0 = (((uint32_t)block[0] << 24) | ((uint32_t)block[1] << 16) |
783 ((uint32_t)block[2] << 8) | (uint32_t)block[3]) ^ rk[0];
784
785 s1 = (((uint32_t)block[4] << 24) | ((uint32_t)block[5] << 16) |
786 ((uint32_t)block[6] << 8) | (uint32_t)block[7]) ^ rk[1];
787
788 s2 = (((uint32_t)block[8] << 24) | ((uint32_t)block[9] << 16) |
789 ((uint32_t)block[10] << 8) | (uint32_t)block[11]) ^ rk[2];
790
791 s3 = (((uint32_t)block[12] << 24) |
792 ((uint32_t)block[13] << 16) | ((uint32_t)block[14] << 8) |
793 (uint32_t)block[15]) ^ rk[3];
794 }
795 #endif /* _ALIGNMENT_REQUIRED */
796
797 /*
798 * Danger Will Robinson, DANGER
799 * DATA DEPENDANT TRANSFORMS
800 *
801 * because s0-s3 t0-t3 are changing every round, tsr* and
802 * ssr* are changing in value.
803 */
804
805 #define tsr0 (Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] \
806 ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff])
807 #define tsr1 (Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] \
808 ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff])
809 #define tsr2 (Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] \
810 ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff])
811 #define tsr3 (Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] \
812 ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff])
813 #define ssr0 (Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] \
814 ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff])
815 #define ssr1 (Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] \
816 ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff])
817 #define ssr2 (Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] \
818 ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff])
819 #define ssr3 (Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] \
820 ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff])
821
822 /* round 1: */
823 t0 = tsr0 ^ rk[4];
824 t1 = tsr1 ^ rk[5];
825 t2 = tsr2 ^ rk[6];
826 t3 = tsr3 ^ rk[7];
827 /* round 2: */
828 s0 = ssr0 ^ rk[8];
829 s1 = ssr1 ^ rk[9];
830 s2 = ssr2 ^ rk[10];
831 s3 = ssr3 ^ rk[11];
832 /* round 3: */
833 t0 = tsr0 ^ rk[12];
834 t1 = tsr1 ^ rk[13];
835 t2 = tsr2 ^ rk[14];
836 t3 = tsr3 ^ rk[15];
837 /* round 4: */
838 s0 = ssr0 ^ rk[16];
839 s1 = ssr1 ^ rk[17];
840 s2 = ssr2 ^ rk[18];
841 s3 = ssr3 ^ rk[19];
842 /* round 5: */
843 t0 = tsr0 ^ rk[20];
844 t1 = tsr1 ^ rk[21];
845 t2 = tsr2 ^ rk[22];
846 t3 = tsr3 ^ rk[23];
847 /* round 6: */
848 s0 = ssr0 ^ rk[24];
849 s1 = ssr1 ^ rk[25];
850 s2 = ssr2 ^ rk[26];
851 s3 = ssr3 ^ rk[27];
852 /* round 7: */
853 t0 = tsr0 ^ rk[28];
854 t1 = tsr1 ^ rk[29];
855 t2 = tsr2 ^ rk[30];
856 t3 = tsr3 ^ rk[31];
857 /* round 8: */
858 s0 = ssr0 ^ rk[32];
859 s1 = ssr1 ^ rk[33];
860 s2 = ssr2 ^ rk[34];
861 s3 = ssr3 ^ rk[35];
862 /* round 9: */
863 t0 = tsr0 ^ rk[36];
864 t1 = tsr1 ^ rk[37];
865 t2 = tsr2 ^ rk[38];
866 t3 = tsr3 ^ rk[39];
867 if (Nr > 10) {
868 /* round 10: */
869 s0 = ssr0 ^ rk[40];
870 s1 = ssr1 ^ rk[41];
871 s2 = ssr2 ^ rk[42];
872 s3 = ssr3 ^ rk[43];
873 /* round 11: */
874 t0 = tsr0 ^ rk[44];
875 t1 = tsr1 ^ rk[45];
876 t2 = tsr2 ^ rk[46];
877 t3 = tsr3 ^ rk[47];
878 if (Nr > 12) {
879 /* round 12: */
880 s0 = ssr0 ^ rk[48];
881 s1 = ssr1 ^ rk[49];
882 s2 = ssr2 ^ rk[50];
883 s3 = ssr3 ^ rk[51];
884 /* round 13: */
885 t0 = tsr0 ^ rk[52];
886 t1 = tsr1 ^ rk[53];
887 t2 = tsr2 ^ rk[54];
888 t3 = tsr3 ^ rk[55];
889 }
890 }
891 rk += Nr << 2;
892
893 /*
894 * apply last round and
895 * map cipher state to byte array block:
896 */
897 s0 = (Te4[(t0 >> 24)] & 0xff000000) ^
898 (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
899 (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
900 (Te4[(t3) & 0xff] & 0x000000ff) ^
901 rk[0];
902
903 s1 = (Te4[(t1 >> 24)] & 0xff000000) ^
904 (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
905 (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
906 (Te4[(t0) & 0xff] & 0x000000ff) ^
907 rk[1];
908
909 s2 = (Te4[(t2 >> 24)] & 0xff000000) ^
910 (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
911 (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
912 (Te4[(t1) & 0xff] & 0x000000ff) ^
913 rk[2];
914
915 s3 = (Te4[(t3 >> 24)] & 0xff000000) ^
916 (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
917 (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
918 (Te4[(t2) & 0xff] & 0x000000ff) ^
919 rk[3];
920
921 #if _ALIGNMENT_REQUIRED
922 if (IS_P2ALIGNED(block, sizeof (uint32_t))) {
923 #endif /* _ALIGNMENT_REQUIRED */
924 /*LINTED*/
925 PUTU32(block, s0);
926 /*LINTED*/
927 PUTU32(block + 4, s1);
928 /*LINTED*/
929 PUTU32(block + 8, s2);
930 /*LINTED*/
931 PUTU32(block + 12, s3);
932 #if _ALIGNMENT_REQUIRED
933 } else {
934 block[0] = s0 >> 24;
935 block[1] = s0 >> 16;
936 block[2] = s0 >> 8;
937 block[3] = s0;
938 block[4] = s1 >> 24;
939 block[5] = s1 >> 16;
940 block[6] = s1 >> 8;
941 block[7] = s1;
942 block[8] = s2 >> 24;
943 block[9] = s2 >> 16;
944 block[10] = s2 >> 8;
945 block[11] = s2;
946 block[12] = s3 >> 24;
947 block[13] = s3 >> 16;
948 block[14] = s3 >> 8;
949 block[15] = s3;
950 }
951 #endif /* _ALIGNMENT_REQUIRED */
952 }
953
954
955 /*
956 * Decrypt a block of data.
957 */
958 void
959 aes_decrypt(void *cookie, uint8_t *block)
960 {
961 keysched_t *ksch = (keysched_t *)cookie;
962 uint32_t s0, s1, s2, s3, t0, t1, t2, t3;
963 uint32_t *rk = ksch->rk_d;
964 uint32_t Nr = ksch->Nr;
965
966 #if _ALIGNMENT_REQUIRED
967 if (IS_P2ALIGNED(block, sizeof (uint32_t))) {
968 #endif /* _ALIGNMENT_REQUIRED */
969 /*
970 * map byte array block to cipher state
971 * and add initial round key:
972 */
973 /*LINTED*/
974 s0 = GETU32(block) ^ rk[0];
975 /*LINTED*/
976 s1 = GETU32(block + 4) ^ rk[1];
977 /*LINTED*/
978 s2 = GETU32(block + 8) ^ rk[2];
979 /*LINTED*/
980 s3 = GETU32(block + 12) ^ rk[3];
981 #if _ALIGNMENT_REQUIRED
982 } else {
983 s0 = (((uint32_t)block[0] << 24) | ((uint32_t)block[1] << 16) |
984 ((uint32_t)block[2] << 8) | (uint32_t)block[3]) ^ rk[0];
985
986 s1 = (((uint32_t)block[4] << 24) | ((uint32_t)block[5] << 16) |
987 ((uint32_t)block[6] << 8) | (uint32_t)block[7]) ^ rk[1];
988
989 s2 = (((uint32_t)block[8] << 24) | ((uint32_t)block[9] << 16) |
990 ((uint32_t)block[10] << 8) | (uint32_t)block[11]) ^ rk[2];
991
992 s3 = (((uint32_t)block[12] << 24) |
993 ((uint32_t)block[13] << 16) | ((uint32_t)block[14] << 8) |
994 (uint32_t)block[15]) ^ rk[3];
995 }
996 #endif /* _ALIGNMENT_REQUIRED */
997
998 /*
999 * Danger Will Robinson, DANGER
1000 * DATA DEPENDANT TRANSFORMS
1001 *
1002 * because s0-s3 t0-t3 are changing every round, tdsr* and
1003 * sdsr* are changing in value.
1004 */
1005
1006 #define tdsr0 Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] \
1007 ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff]
1008 #define tdsr1 Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] \
1009 ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff]
1010 #define tdsr2 Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] \
1011 ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff]
1012 #define tdsr3 Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] \
1013 ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff]
1014 #define sdsr0 Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] \
1015 ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff]
1016 #define sdsr1 Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] \
1017 ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff]
1018 #define sdsr2 Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] \
1019 ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff]
1020 #define sdsr3 Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] \
1021 ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff]
1022
1023 /* round 1: */
1024 t0 = tdsr0 ^ rk[4];
1025 t1 = tdsr1 ^ rk[5];
1026 t2 = tdsr2 ^ rk[6];
1027 t3 = tdsr3 ^ rk[7];
1028 /* round 2: */
1029 s0 = sdsr0 ^ rk[8];
1030 s1 = sdsr1 ^ rk[9];
1031 s2 = sdsr2 ^ rk[10];
1032 s3 = sdsr3 ^ rk[11];
1033 /* round 3: */
1034 t0 = tdsr0 ^ rk[12];
1035 t1 = tdsr1 ^ rk[13];
1036 t2 = tdsr2 ^ rk[14];
1037 t3 = tdsr3 ^ rk[15];
1038 /* round 4: */
1039 s0 = sdsr0 ^ rk[16];
1040 s1 = sdsr1 ^ rk[17];
1041 s2 = sdsr2 ^ rk[18];
1042 s3 = sdsr3 ^ rk[19];
1043 /* round 5: */
1044 t0 = tdsr0 ^ rk[20];
1045 t1 = tdsr1 ^ rk[21];
1046 t2 = tdsr2 ^ rk[22];
1047 t3 = tdsr3 ^ rk[23];
1048 /* round 6: */
1049 s0 = sdsr0 ^ rk[24];
1050 s1 = sdsr1 ^ rk[25];
1051 s2 = sdsr2 ^ rk[26];
1052 s3 = sdsr3 ^ rk[27];
1053 /* round 7: */
1054 t0 = tdsr0 ^ rk[28];
1055 t1 = tdsr1 ^ rk[29];
1056 t2 = tdsr2 ^ rk[30];
1057 t3 = tdsr3 ^ rk[31];
1058 /* round 8: */
1059 s0 = sdsr0 ^ rk[32];
1060 s1 = sdsr1 ^ rk[33];
1061 s2 = sdsr2 ^ rk[34];
1062 s3 = sdsr3 ^ rk[35];
1063 /* round 9: */
1064 t0 = tdsr0 ^ rk[36];
1065 t1 = tdsr1 ^ rk[37];
1066 t2 = tdsr2 ^ rk[38];
1067 t3 = tdsr3 ^ rk[39];
1068 if (Nr > 10) {
1069 /* round 10: */
1070 s0 = sdsr0 ^ rk[40];
1071 s1 = sdsr1 ^ rk[41];
1072 s2 = sdsr2 ^ rk[42];
1073 s3 = sdsr3 ^ rk[43];
1074 /* round 11: */
1075 t0 = tdsr0 ^ rk[44];
1076 t1 = tdsr1 ^ rk[45];
1077 t2 = tdsr2 ^ rk[46];
1078 t3 = tdsr3 ^ rk[47];
1079 if (Nr > 12) {
1080 /* round 12: */
1081 s0 = sdsr0 ^ rk[48];
1082 s1 = sdsr1 ^ rk[49];
1083 s2 = sdsr2 ^ rk[50];
1084 s3 = sdsr3 ^ rk[51];
1085 /* round 13: */
1086 t0 = tdsr0 ^ rk[52];
1087 t1 = tdsr1 ^ rk[53];
1088 t2 = tdsr2 ^ rk[54];
1089 t3 = tdsr3 ^ rk[55];
1090 }
1091 }
1092 rk += Nr << 2;
1093
1094 /*
1095 * apply last round and
1096 * map cipher state to byte array block:
1097 */
1098 s0 =
1099 (Td4[(t0 >> 24)] & 0xff000000) ^
1100 (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1101 (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
1102 (Td4[(t1) & 0xff] & 0x000000ff) ^
1103 rk[0];
1104
1105 s1 =
1106 (Td4[(t1 >> 24)] & 0xff000000) ^
1107 (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1108 (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
1109 (Td4[(t2) & 0xff] & 0x000000ff) ^
1110 rk[1];
1111
1112 s2 =
1113 (Td4[(t2 >> 24)] & 0xff000000) ^
1114 (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1115 (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
1116 (Td4[(t3) & 0xff] & 0x000000ff) ^
1117 rk[2];
1118
1119 s3 =
1120 (Td4[(t3 >> 24)] & 0xff000000) ^
1121 (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1122 (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
1123 (Td4[(t0) & 0xff] & 0x000000ff) ^
1124 rk[3];
1125
1126 #if _ALIGNMENT_REQUIRED
1127 if (IS_P2ALIGNED(block, sizeof (uint32_t))) {
1128 #endif /* _ALIGNMENT_REQUIRED */
1129 /*LINTED*/
1130 PUTU32(block, s0);
1131 /*LINTED*/
1132 PUTU32(block + 4, s1);
1133 /*LINTED*/
1134 PUTU32(block + 8, s2);
1135 /*LINTED*/
1136 PUTU32(block + 12, s3);
1137 #if _ALIGNMENT_REQUIRED
1138 } else {
1139 block[0] = s0 >> 24;
1140 block[1] = s0 >> 16;
1141 block[2] = s0 >> 8;
1142 block[3] = s0;
1143 block[4] = s1 >> 24;
1144 block[5] = s1 >> 16;
1145 block[6] = s1 >> 8;
1146 block[7] = s1;
1147 block[8] = s2 >> 24;
1148 block[9] = s2 >> 16;
1149 block[10] = s2 >> 8;
1150 block[11] = s2;
1151 block[12] = s3 >> 24;
1152 block[13] = s3 >> 16;
1153 block[14] = s3 >> 8;
1154 block[15] = s3;
1155 }
1156 #endif /* _ALIGNMENT_REQUIRED */
1157 }
1158
1159
1160 /*
1161 * For now, just reality-check the key size.
1162 * Just remember to keep an eye open for
1163 * anyone finding weak keys in rijndael/aes.
1164 */
1165 boolean_t
1166 aes_keycheck(const uint8_t *key, uint32_t keysize)
1167 {
1168 if (key == NULL) {
1169 return (B_FALSE);
1170 }
1171
1172 /* rijndael can work with 160 or 224 */
1173 /* but, that's not in the AES spec */
1174 switch (keysize) {
1175 case AES_128_KEY_SIZE:
1176 case AES_192_KEY_SIZE:
1177 case AES_256_KEY_SIZE:
1178 break;
1179 default:
1180 return (B_FALSE);
1181 }
1182
1183 /*
1184 * No known weak keys in AES (yet). But if there were,
1185 * check here
1186 */
1187 return (B_TRUE);
1188 }
1189
1190 void
1191 aes_key(void *cookie, const uint8_t *key, uint32_t keysize)
1192 {
1193 keysched_t *ks = (keysched_t *)cookie;
1194 uint32_t keybits;
1195 uint32_t Nr;
1196 uint32_t temp;
1197 uint32_t *rk_d = ks->rk_d;
1198 uint32_t *rk_e = ks->rk_e;
1199 int i = 0;
1200 int j;
1201
1202 keybits = keysize * 8;
1203 switch (keybits) {
1204 case 128:
1205 Nr = ks->Nr = 10;
1206 break;
1207
1208 case 192:
1209 Nr = ks->Nr = 12;
1210 break;
1211
1212 case 256:
1213 Nr = ks->Nr = 14;
1214 break;
1215
1216 default:
1217 /* should never get here */
1218 return;
1219 }
1220
1221 #if _ALIGNMENT_REQUIRED
1222
1223 if (IS_P2ALIGNED(key, sizeof (uint32_t))) {
1224 #endif /* _ALIGNMENT_REQUIRED */
1225 /*
1226 * map byte array block to cipher state
1227 * and add initial round key:
1228 */
1229 /*LINTED*/
1230 rk_e[0] = GETU32(key);
1231 /*LINTED*/
1232 rk_e[1] = GETU32(key + 4);
1233 /*LINTED*/
1234 rk_e[2] = GETU32(key + 8);
1235 /*LINTED*/
1236 rk_e[3] = GETU32(key + 12);
1237
1238 #if _ALIGNMENT_REQUIRED
1239 } else {
1240 rk_e[0] = (((uint32_t)key[0] << 24) |
1241 ((uint32_t)key[1] << 16) |
1242 ((uint32_t)key[2] << 8) | (uint32_t)key[3]);
1243
1244 rk_e[1] = (((uint32_t)key[4] << 24) |
1245 ((uint32_t)key[5] << 16) |
1246 ((uint32_t)key[6] << 8) | (uint32_t)key[7]);
1247
1248 rk_e[2] = (((uint32_t)key[8] << 24) |
1249 ((uint32_t)key[9] << 16) |
1250 ((uint32_t)key[10] << 8) | (uint32_t)key[11]);
1251
1252 rk_e[3] = (((uint32_t)key[12] << 24) |
1253 ((uint32_t)key[13] << 16) | ((uint32_t)key[14] << 8) |
1254 (uint32_t)key[15]);
1255 }
1256 #endif /* _ALIGNMENT_REQUIRED */
1257
1258 if (keybits == 128) {
1259 for (;;) {
1260 temp = rk_e[3];
1261 rk_e[4] = rk_e[0] ^
1262 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
1263 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
1264 (Te4[(temp) & 0xff] & 0x0000ff00) ^
1265 (Te4[(temp >> 24)] & 0x000000ff) ^
1266 rcon[i];
1267 rk_e[5] = rk_e[1] ^ rk_e[4];
1268 rk_e[6] = rk_e[2] ^ rk_e[5];
1269 rk_e[7] = rk_e[3] ^ rk_e[6];
1270 if (++i == 10) {
1271 goto finish_keysched;
1272 }
1273 rk_e += 4;
1274 }
1275 }
1276 #if _ALIGNMENT_REQUIRED
1277
1278 if (IS_P2ALIGNED(key, sizeof (uint32_t))) {
1279 #endif /* _ALIGNMENT_REQUIRED */
1280 /*LINTED*/
1281 rk_e[4] = GETU32(key + 16);
1282 /*LINTED*/
1283 rk_e[5] = GETU32(key + 20);
1284 #if _ALIGNMENT_REQUIRED
1285 } else {
1286 rk_e[4] = (((uint32_t)key[16] << 24) |
1287 ((uint32_t)key[17] << 16) |
1288 ((uint32_t)key[18] << 8) | (uint32_t)key[19]);
1289 rk_e[5] = (((uint32_t)key[20] << 24) |
1290 ((uint32_t)key[21] << 16) |
1291 ((uint32_t)key[22] << 8) | (uint32_t)key[23]);
1292 }
1293 #endif /* _ALIGNMENT_REQUIRED */
1294
1295 if (keybits == 192) {
1296 for (;;) {
1297 temp = rk_e[5];
1298 rk_e[6] = rk_e[0] ^
1299 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
1300 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
1301 (Te4[(temp) & 0xff] & 0x0000ff00) ^
1302 (Te4[(temp >> 24)] & 0x000000ff) ^
1303 rcon[i];
1304 rk_e[7] = rk_e[1] ^ rk_e[6];
1305 rk_e[8] = rk_e[2] ^ rk_e[7];
1306 rk_e[9] = rk_e[3] ^ rk_e[8];
1307 if (++i == 8) {
1308 goto finish_keysched;
1309 }
1310 rk_e[10] = rk_e[4] ^ rk_e[9];
1311 rk_e[11] = rk_e[5] ^ rk_e[10];
1312 rk_e += 6;
1313 }
1314 }
1315 #if _ALIGNMENT_REQUIRED
1316
1317 if (IS_P2ALIGNED(key, sizeof (uint32_t))) {
1318 #endif /* _ALIGNMENT_REQUIRED */
1319 /*LINTED*/
1320 rk_e[6] = GETU32(key + 24);
1321 /*LINTED*/
1322 rk_e[7] = GETU32(key + 28);
1323 #if _ALIGNMENT_REQUIRED
1324 } else {
1325 rk_e[6] = (((uint32_t)key[24] << 24) |
1326 ((uint32_t)key[25] << 16) |
1327 ((uint32_t)key[26] << 8) | (uint32_t)key[27]);
1328 rk_e[7] = (((uint32_t)key[28] << 24) |
1329 ((uint32_t)key[29] << 16) |
1330 ((uint32_t)key[30] << 8) | (uint32_t)key[31]);
1331 }
1332 #endif /* _ALIGNMENT_REQUIRED */
1333 if (keybits == 256) {
1334 for (;;) {
1335 temp = rk_e[7];
1336 rk_e[8] = rk_e[0] ^
1337 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
1338 (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
1339 (Te4[(temp) & 0xff] & 0x0000ff00) ^
1340 (Te4[(temp >> 24)] & 0x000000ff) ^
1341 rcon[i];
1342 rk_e[9] = rk_e[1] ^ rk_e[8];
1343 rk_e[10] = rk_e[2] ^ rk_e[9];
1344 rk_e[11] = rk_e[3] ^ rk_e[10];
1345 if (++i == 7) {
1346 goto finish_keysched;
1347 }
1348 temp = rk_e[11];
1349 rk_e[12] = rk_e[4] ^
1350 (Te4[(temp >> 24)] & 0xff000000) ^
1351 (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
1352 (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^
1353 (Te4[(temp) & 0xff] & 0x000000ff);
1354 rk_e[13] = rk_e[5] ^ rk_e[12];
1355 rk_e[14] = rk_e[6] ^ rk_e[13];
1356 rk_e[15] = rk_e[7] ^ rk_e[14];
1357
1358 rk_e += 8;
1359 }
1360 }
1361
1362 finish_keysched:
1363 rk_e = ks->rk_e;
1364
1365 /* invert the order of the round keys: */
1366 for (i = 0, j = 4*Nr; i <= j; i += 4, j -= 4) {
1367 rk_d[i] = rk_e[j]; rk_d[j] = rk_e[i];
1368 rk_d[i + 1] = rk_e[j + 1]; rk_d[j + 1] = rk_e[i + 1];
1369 rk_d[i + 2] = rk_e[j + 2]; rk_d[j + 2] = rk_e[i + 2];
1370 rk_d[i + 3] = rk_e[j + 3]; rk_d[j + 3] = rk_e[i + 3];
1371 }
1372
1373 /*
1374 * apply the inverse MixColumn transform to all round keys
1375 * but the first and the last:
1376 */
1377 for (i = 1; i < Nr; i++) {
1378 rk_d += 4;
1379 rk_d[0] =
1380 Td0[Te4[(rk_d[0] >> 24)] & 0xff] ^
1381 Td1[Te4[(rk_d[0] >> 16) & 0xff] & 0xff] ^
1382 Td2[Te4[(rk_d[0] >> 8) & 0xff] & 0xff] ^
1383 Td3[Te4[(rk_d[0]) & 0xff] & 0xff];
1384 rk_d[1] =
1385 Td0[Te4[(rk_d[1] >> 24)] & 0xff] ^
1386 Td1[Te4[(rk_d[1] >> 16) & 0xff] & 0xff] ^
1387 Td2[Te4[(rk_d[1] >> 8) & 0xff] & 0xff] ^
1388 Td3[Te4[(rk_d[1]) & 0xff] & 0xff];
1389 rk_d[2] =
1390 Td0[Te4[(rk_d[2] >> 24)] & 0xff] ^
1391 Td1[Te4[(rk_d[2] >> 16) & 0xff] & 0xff] ^
1392 Td2[Te4[(rk_d[2] >> 8) & 0xff] & 0xff] ^
1393 Td3[Te4[(rk_d[2]) & 0xff] & 0xff];
1394 rk_d[3] =
1395 Td0[Te4[(rk_d[3] >> 24)] & 0xff] ^
1396 Td1[Te4[(rk_d[3] >> 16) & 0xff] & 0xff] ^
1397 Td2[Te4[(rk_d[3] >> 8) & 0xff] & 0xff] ^
1398 Td3[Te4[(rk_d[3]) & 0xff] & 0xff];
1399 }
1400 }
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