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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 | |
| 42 #ifndef AES_ASM | |
| 43 /* | |
| 44 Te0[x] = S [x].[02, 01, 01, 03]; | |
| 45 Te1[x] = S [x].[03, 02, 01, 01]; | |
| 46 Te2[x] = S [x].[01, 03, 02, 01]; | |
| 47 Te3[x] = S [x].[01, 01, 03, 02]; | |
| 48 | |
| 49 Td0[x] = Si[x].[0e, 09, 0d, 0b]; | |
| 50 Td1[x] = Si[x].[0b, 0e, 09, 0d]; | |
| 51 Td2[x] = Si[x].[0d, 0b, 0e, 09]; | |
| 52 Td3[x] = Si[x].[09, 0d, 0b, 0e]; | |
| 53 Td4[x] = Si[x].[01]; | |
| 54 */ | |
| 55 | |
| 56 static 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 }; | |
| 122 static 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 }; | |
| 188 static 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 }; | |
| 254 static 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 }; | |
| 320 | |
| 321 static 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 }; | |
| 387 static 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 }; | |
| 453 static 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 }; | |
| 519 static 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 }; | |
| 585 static 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, | |
| 618 }; | |
| 619 static 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 */ | |
| 628 int private_AES_set_encrypt_key(const unsigned char *userKey, const int bits, | |
| 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] ^ | |
| 657 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^ | |
| 658 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^ | |
| 659 (Te0[(temp ) & 0xff] & 0x0000ff00) ^ | |
| 660 (Te1[(temp >> 24) ] & 0x000000ff) ^ | |
| 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] ^ | |
| 677 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^ | |
| 678 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^ | |
| 679 (Te0[(temp ) & 0xff] & 0x0000ff00) ^ | |
| 680 (Te1[(temp >> 24) ] & 0x000000ff) ^ | |
| 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] ^ | |
| 699 (Te2[(temp >> 16) & 0xff] & 0xff000000) ^ | |
| 700 (Te3[(temp >> 8) & 0xff] & 0x00ff0000) ^ | |
| 701 (Te0[(temp ) & 0xff] & 0x0000ff00) ^ | |
| 702 (Te1[(temp >> 24) ] & 0x000000ff) ^ | |
| 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] ^ | |
| 712 (Te2[(temp >> 24) ] & 0xff000000) ^ | |
| 713 (Te3[(temp >> 16) & 0xff] & 0x00ff0000) ^ | |
| 714 (Te0[(temp >> 8) & 0xff] & 0x0000ff00) ^ | |
| 715 (Te1[(temp ) & 0xff] & 0x000000ff); | |
| 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 */ | |
| 729 int private_AES_set_decrypt_key(const unsigned char *userKey, const int bits, | |
| 730 AES_KEY *key) { | |
| 731 | |
| 732 u32 *rk; | |
| 733 int i, j, status; | |
| 734 u32 temp; | |
| 735 | |
| 736 /* first, start with an encryption schedule */ | |
| 737 status = private_AES_set_encrypt_key(userKey, bits, key); | |
| 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] = | |
| 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]; | |
| 758 rk[1] = | |
| 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]; | |
| 763 rk[2] = | |
| 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]; | |
| 768 rk[3] = | |
| 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]; | |
| 773 } | |
| 774 return 0; | |
| 775 } | |
| 776 | |
| 777 /* | |
| 778 * Encrypt a single block | |
| 779 * in and out can overlap | |
| 780 */ | |
| 781 void 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] ^ T
e3[s3 & 0xff] ^ rk[ 4]; | |
| 804 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[ 5]; | |
| 805 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[ 6]; | |
| 806 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[s2 & 0xff] ^ rk[ 7]; | |
| 807 /* round 2: */ | |
| 808 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ T
e3[t3 & 0xff] ^ rk[ 8]; | |
| 809 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ T
e3[t0 & 0xff] ^ rk[ 9]; | |
| 810 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ T
e3[t1 & 0xff] ^ rk[10]; | |
| 811 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ T
e3[t2 & 0xff] ^ rk[11]; | |
| 812 /* round 3: */ | |
| 813 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ T
e3[s3 & 0xff] ^ rk[12]; | |
| 814 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[13]; | |
| 815 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[14]; | |
| 816 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[s2 & 0xff] ^ rk[15]; | |
| 817 /* round 4: */ | |
| 818 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ T
e3[t3 & 0xff] ^ rk[16]; | |
| 819 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ T
e3[t0 & 0xff] ^ rk[17]; | |
| 820 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ T
e3[t1 & 0xff] ^ rk[18]; | |
| 821 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ T
e3[t2 & 0xff] ^ rk[19]; | |
| 822 /* round 5: */ | |
| 823 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ T
e3[s3 & 0xff] ^ rk[20]; | |
| 824 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[21]; | |
| 825 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[22]; | |
| 826 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[s2 & 0xff] ^ rk[23]; | |
| 827 /* round 6: */ | |
| 828 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ T
e3[t3 & 0xff] ^ rk[24]; | |
| 829 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ T
e3[t0 & 0xff] ^ rk[25]; | |
| 830 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ T
e3[t1 & 0xff] ^ rk[26]; | |
| 831 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ T
e3[t2 & 0xff] ^ rk[27]; | |
| 832 /* round 7: */ | |
| 833 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ T
e3[s3 & 0xff] ^ rk[28]; | |
| 834 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[29]; | |
| 835 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[30]; | |
| 836 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[s2 & 0xff] ^ rk[31]; | |
| 837 /* round 8: */ | |
| 838 s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ T
e3[t3 & 0xff] ^ rk[32]; | |
| 839 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ T
e3[t0 & 0xff] ^ rk[33]; | |
| 840 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ T
e3[t1 & 0xff] ^ rk[34]; | |
| 841 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ T
e3[t2 & 0xff] ^ rk[35]; | |
| 842 /* round 9: */ | |
| 843 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ T
e3[s3 & 0xff] ^ rk[36]; | |
| 844 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[37]; | |
| 845 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[38]; | |
| 846 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[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] ^ T
e3[t3 & 0xff] ^ rk[40]; | |
| 850 s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ T
e3[t0 & 0xff] ^ rk[41]; | |
| 851 s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ T
e3[t1 & 0xff] ^ rk[42]; | |
| 852 s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ T
e3[t2 & 0xff] ^ rk[43]; | |
| 853 /* round 11: */ | |
| 854 t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ T
e3[s3 & 0xff] ^ rk[44]; | |
| 855 t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ T
e3[s0 & 0xff] ^ rk[45]; | |
| 856 t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ T
e3[s1 & 0xff] ^ rk[46]; | |
| 857 t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ T
e3[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 = | |
| 939 (Te2[(t0 >> 24) ] & 0xff000000) ^ | |
| 940 (Te3[(t1 >> 16) & 0xff] & 0x00ff0000) ^ | |
| 941 (Te0[(t2 >> 8) & 0xff] & 0x0000ff00) ^ | |
| 942 (Te1[(t3 ) & 0xff] & 0x000000ff) ^ | |
| 943 rk[0]; | |
| 944 PUTU32(out , s0); | |
| 945 s1 = | |
| 946 (Te2[(t1 >> 24) ] & 0xff000000) ^ | |
| 947 (Te3[(t2 >> 16) & 0xff] & 0x00ff0000) ^ | |
| 948 (Te0[(t3 >> 8) & 0xff] & 0x0000ff00) ^ | |
| 949 (Te1[(t0 ) & 0xff] & 0x000000ff) ^ | |
| 950 rk[1]; | |
| 951 PUTU32(out + 4, s1); | |
| 952 s2 = | |
| 953 (Te2[(t2 >> 24) ] & 0xff000000) ^ | |
| 954 (Te3[(t3 >> 16) & 0xff] & 0x00ff0000) ^ | |
| 955 (Te0[(t0 >> 8) & 0xff] & 0x0000ff00) ^ | |
| 956 (Te1[(t1 ) & 0xff] & 0x000000ff) ^ | |
| 957 rk[2]; | |
| 958 PUTU32(out + 8, s2); | |
| 959 s3 = | |
| 960 (Te2[(t3 >> 24) ] & 0xff000000) ^ | |
| 961 (Te3[(t0 >> 16) & 0xff] & 0x00ff0000) ^ | |
| 962 (Te0[(t1 >> 8) & 0xff] & 0x0000ff00) ^ | |
| 963 (Te1[(t2 ) & 0xff] & 0x000000ff) ^ | |
| 964 rk[3]; | |
| 965 PUTU32(out + 12, s3); | |
| 966 } | |
| 967 | |
| 968 /* | |
| 969 * Decrypt a single block | |
| 970 * in and out can overlap | |
| 971 */ | |
| 972 void 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[s
1 & 0xff] ^ rk[ 4]; | |
| 995 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s
2 & 0xff] ^ rk[ 5]; | |
| 996 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s
3 & 0xff] ^ rk[ 6]; | |
| 997 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s
0 & 0xff] ^ rk[ 7]; | |
| 998 /* round 2: */ | |
| 999 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t
1 & 0xff] ^ rk[ 8]; | |
| 1000 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t
2 & 0xff] ^ rk[ 9]; | |
| 1001 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t
3 & 0xff] ^ rk[10]; | |
| 1002 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t
0 & 0xff] ^ rk[11]; | |
| 1003 /* round 3: */ | |
| 1004 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s
1 & 0xff] ^ rk[12]; | |
| 1005 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s
2 & 0xff] ^ rk[13]; | |
| 1006 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s
3 & 0xff] ^ rk[14]; | |
| 1007 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s
0 & 0xff] ^ rk[15]; | |
| 1008 /* round 4: */ | |
| 1009 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t
1 & 0xff] ^ rk[16]; | |
| 1010 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t
2 & 0xff] ^ rk[17]; | |
| 1011 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t
3 & 0xff] ^ rk[18]; | |
| 1012 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t
0 & 0xff] ^ rk[19]; | |
| 1013 /* round 5: */ | |
| 1014 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s
1 & 0xff] ^ rk[20]; | |
| 1015 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s
2 & 0xff] ^ rk[21]; | |
| 1016 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s
3 & 0xff] ^ rk[22]; | |
| 1017 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s
0 & 0xff] ^ rk[23]; | |
| 1018 /* round 6: */ | |
| 1019 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t
1 & 0xff] ^ rk[24]; | |
| 1020 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t
2 & 0xff] ^ rk[25]; | |
| 1021 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t
3 & 0xff] ^ rk[26]; | |
| 1022 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t
0 & 0xff] ^ rk[27]; | |
| 1023 /* round 7: */ | |
| 1024 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s
1 & 0xff] ^ rk[28]; | |
| 1025 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s
2 & 0xff] ^ rk[29]; | |
| 1026 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s
3 & 0xff] ^ rk[30]; | |
| 1027 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s
0 & 0xff] ^ rk[31]; | |
| 1028 /* round 8: */ | |
| 1029 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t
1 & 0xff] ^ rk[32]; | |
| 1030 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t
2 & 0xff] ^ rk[33]; | |
| 1031 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t
3 & 0xff] ^ rk[34]; | |
| 1032 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t
0 & 0xff] ^ rk[35]; | |
| 1033 /* round 9: */ | |
| 1034 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s
1 & 0xff] ^ rk[36]; | |
| 1035 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s
2 & 0xff] ^ rk[37]; | |
| 1036 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s
3 & 0xff] ^ rk[38]; | |
| 1037 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s
0 & 0xff] ^ rk[39]; | |
| 1038 if (key->rounds > 10) { | |
| 1039 /* round 10: */ | |
| 1040 s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ T
d3[t1 & 0xff] ^ rk[40]; | |
| 1041 s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ T
d3[t2 & 0xff] ^ rk[41]; | |
| 1042 s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ T
d3[t3 & 0xff] ^ rk[42]; | |
| 1043 s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ T
d3[t0 & 0xff] ^ rk[43]; | |
| 1044 /* round 11: */ | |
| 1045 t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ T
d3[s1 & 0xff] ^ rk[44]; | |
| 1046 t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ T
d3[s2 & 0xff] ^ rk[45]; | |
| 1047 t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ T
d3[s3 & 0xff] ^ rk[46]; | |
| 1048 t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ T
d3[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 = | |
| 1130 (Td4[(t0 >> 24) ] << 24) ^ | |
| 1131 (Td4[(t3 >> 16) & 0xff] << 16) ^ | |
| 1132 (Td4[(t2 >> 8) & 0xff] << 8) ^ | |
| 1133 (Td4[(t1 ) & 0xff]) ^ | |
| 1134 rk[0]; | |
| 1135 PUTU32(out , s0); | |
| 1136 s1 = | |
| 1137 (Td4[(t1 >> 24) ] << 24) ^ | |
| 1138 (Td4[(t0 >> 16) & 0xff] << 16) ^ | |
| 1139 (Td4[(t3 >> 8) & 0xff] << 8) ^ | |
| 1140 (Td4[(t2 ) & 0xff]) ^ | |
| 1141 rk[1]; | |
| 1142 PUTU32(out + 4, s1); | |
| 1143 s2 = | |
| 1144 (Td4[(t2 >> 24) ] << 24) ^ | |
| 1145 (Td4[(t1 >> 16) & 0xff] << 16) ^ | |
| 1146 (Td4[(t0 >> 8) & 0xff] << 8) ^ | |
| 1147 (Td4[(t3 ) & 0xff]) ^ | |
| 1148 rk[2]; | |
| 1149 PUTU32(out + 8, s2); | |
| 1150 s3 = | |
| 1151 (Td4[(t3 >> 24) ] << 24) ^ | |
| 1152 (Td4[(t2 >> 16) & 0xff] << 16) ^ | |
| 1153 (Td4[(t1 >> 8) & 0xff] << 8) ^ | |
| 1154 (Td4[(t0 ) & 0xff]) ^ | |
| 1155 rk[3]; | |
| 1156 PUTU32(out + 12, s3); | |
| 1157 } | |
| 1158 | |
| 1159 #else /* AES_ASM */ | |
| 1160 | |
| 1161 static 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 }; | |
| 1195 static 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 */ | |
| 1204 int private_AES_set_encrypt_key(const unsigned char *userKey, const int bits, | |
| 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 */ | |
| 1304 int private_AES_set_decrypt_key(const unsigned char *userKey, const int bits, | |
| 1305 AES_KEY *key) { | |
| 1306 | |
| 1307 u32 *rk; | |
| 1308 int i, j, status; | |
| 1309 u32 temp; | |
| 1310 | |
| 1311 /* first, start with an encryption schedule */ | |
| 1312 status = private_AES_set_encrypt_key(userKey, bits, key); | |
| 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 | |
| 1358 #endif /* AES_ASM */ | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master