Commit aa974ee4 authored by Niels Möller's avatar Niels Möller

* aes-tables.c: Deleted, tables moved elsewhere...

* aes-encrypt.c, aes-decrypt.c: New files; moved encryption and
decryption funktions, and needed tables, into separate files.

Rev: src/nettle/Makefile.am:1.30
Rev: src/nettle/aes-decrypt.c:1.1
Rev: src/nettle/aes-encrypt.c:1.1
Rev: src/nettle/aes-tables.c:1.6(DEAD)
parent 6dd5b2a1
......@@ -16,7 +16,8 @@ libnettleinclude_HEADERS = aes.h arcfour.h blowfish.h \
serpent.h sha.h twofish.h \
yarrow.h
libnettle_a_SOURCES = aes.c aes-tables.c aes-set-key.c aes.h aes-meta.c \
libnettle_a_SOURCES = aes.c aes-encrypt.c aes-decrypt.c aes.h \
aes-set-encrypt-key.c aes-set-decrypt-key.c aes-meta.c \
arcfour.c arcfour.h arcfour-meta.c \
base64.c base64-meta.c base64.h \
cast128.c cast128.h cast128_sboxes.h cast128-meta.c \
......
/* aes-decrypt.c
*
* Decryption function for aes/rijndael block cipher.
*/
/* nettle, low-level cryptographics library
*
* Copyright (C) 2002 Niels Mller
*
* The nettle library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The nettle library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the nettle library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#include "aes-internal.h"
#include <assert.h>
const struct aes_table
_aes_decrypt_table =
{ /* isbox */
{
0x52,0x09,0x6a,0xd5,0x30,0x36,0xa5,0x38,
0xbf,0x40,0xa3,0x9e,0x81,0xf3,0xd7,0xfb,
0x7c,0xe3,0x39,0x82,0x9b,0x2f,0xff,0x87,
0x34,0x8e,0x43,0x44,0xc4,0xde,0xe9,0xcb,
0x54,0x7b,0x94,0x32,0xa6,0xc2,0x23,0x3d,
0xee,0x4c,0x95,0x0b,0x42,0xfa,0xc3,0x4e,
0x08,0x2e,0xa1,0x66,0x28,0xd9,0x24,0xb2,
0x76,0x5b,0xa2,0x49,0x6d,0x8b,0xd1,0x25,
0x72,0xf8,0xf6,0x64,0x86,0x68,0x98,0x16,
0xd4,0xa4,0x5c,0xcc,0x5d,0x65,0xb6,0x92,
0x6c,0x70,0x48,0x50,0xfd,0xed,0xb9,0xda,
0x5e,0x15,0x46,0x57,0xa7,0x8d,0x9d,0x84,
0x90,0xd8,0xab,0x00,0x8c,0xbc,0xd3,0x0a,
0xf7,0xe4,0x58,0x05,0xb8,0xb3,0x45,0x06,
0xd0,0x2c,0x1e,0x8f,0xca,0x3f,0x0f,0x02,
0xc1,0xaf,0xbd,0x03,0x01,0x13,0x8a,0x6b,
0x3a,0x91,0x11,0x41,0x4f,0x67,0xdc,0xea,
0x97,0xf2,0xcf,0xce,0xf0,0xb4,0xe6,0x73,
0x96,0xac,0x74,0x22,0xe7,0xad,0x35,0x85,
0xe2,0xf9,0x37,0xe8,0x1c,0x75,0xdf,0x6e,
0x47,0xf1,0x1a,0x71,0x1d,0x29,0xc5,0x89,
0x6f,0xb7,0x62,0x0e,0xaa,0x18,0xbe,0x1b,
0xfc,0x56,0x3e,0x4b,0xc6,0xd2,0x79,0x20,
0x9a,0xdb,0xc0,0xfe,0x78,0xcd,0x5a,0xf4,
0x1f,0xdd,0xa8,0x33,0x88,0x07,0xc7,0x31,
0xb1,0x12,0x10,0x59,0x27,0x80,0xec,0x5f,
0x60,0x51,0x7f,0xa9,0x19,0xb5,0x4a,0x0d,
0x2d,0xe5,0x7a,0x9f,0x93,0xc9,0x9c,0xef,
0xa0,0xe0,0x3b,0x4d,0xae,0x2a,0xf5,0xb0,
0xc8,0xeb,0xbb,0x3c,0x83,0x53,0x99,0x61,
0x17,0x2b,0x04,0x7e,0xba,0x77,0xd6,0x26,
0xe1,0x69,0x14,0x63,0x55,0x21,0x0c,0x7d,
},
{ /* idx */
{ 3, 0, 1, 2 },
{ 2, 3, 0, 1 },
{ 1, 2, 3, 0 } },
{ /* itable */
{
0x50a7f451,0x5365417e,0xc3a4171a,0x965e273a,
0xcb6bab3b,0xf1459d1f,0xab58faac,0x9303e34b,
0x55fa3020,0xf66d76ad,0x9176cc88,0x254c02f5,
0xfcd7e54f,0xd7cb2ac5,0x80443526,0x8fa362b5,
0x495ab1de,0x671bba25,0x980eea45,0xe1c0fe5d,
0x02752fc3,0x12f04c81,0xa397468d,0xc6f9d36b,
0xe75f8f03,0x959c9215,0xeb7a6dbf,0xda595295,
0x2d83bed4,0xd3217458,0x2969e049,0x44c8c98e,
0x6a89c275,0x78798ef4,0x6b3e5899,0xdd71b927,
0xb64fe1be,0x17ad88f0,0x66ac20c9,0xb43ace7d,
0x184adf63,0x82311ae5,0x60335197,0x457f5362,
0xe07764b1,0x84ae6bbb,0x1ca081fe,0x942b08f9,
0x58684870,0x19fd458f,0x876cde94,0xb7f87b52,
0x23d373ab,0xe2024b72,0x578f1fe3,0x2aab5566,
0x0728ebb2,0x03c2b52f,0x9a7bc586,0xa50837d3,
0xf2872830,0xb2a5bf23,0xba6a0302,0x5c8216ed,
0x2b1ccf8a,0x92b479a7,0xf0f207f3,0xa1e2694e,
0xcdf4da65,0xd5be0506,0x1f6234d1,0x8afea6c4,
0x9d532e34,0xa055f3a2,0x32e18a05,0x75ebf6a4,
0x39ec830b,0xaaef6040,0x069f715e,0x51106ebd,
0xf98a213e,0x3d06dd96,0xae053edd,0x46bde64d,
0xb58d5491,0x055dc471,0x6fd40604,0xff155060,
0x24fb9819,0x97e9bdd6,0xcc434089,0x779ed967,
0xbd42e8b0,0x888b8907,0x385b19e7,0xdbeec879,
0x470a7ca1,0xe90f427c,0xc91e84f8,0x00000000,
0x83868009,0x48ed2b32,0xac70111e,0x4e725a6c,
0xfbff0efd,0x5638850f,0x1ed5ae3d,0x27392d36,
0x64d90f0a,0x21a65c68,0xd1545b9b,0x3a2e3624,
0xb1670a0c,0x0fe75793,0xd296eeb4,0x9e919b1b,
0x4fc5c080,0xa220dc61,0x694b775a,0x161a121c,
0x0aba93e2,0xe52aa0c0,0x43e0223c,0x1d171b12,
0x0b0d090e,0xadc78bf2,0xb9a8b62d,0xc8a91e14,
0x8519f157,0x4c0775af,0xbbdd99ee,0xfd607fa3,
0x9f2601f7,0xbcf5725c,0xc53b6644,0x347efb5b,
0x7629438b,0xdcc623cb,0x68fcedb6,0x63f1e4b8,
0xcadc31d7,0x10856342,0x40229713,0x2011c684,
0x7d244a85,0xf83dbbd2,0x1132f9ae,0x6da129c7,
0x4b2f9e1d,0xf330b2dc,0xec52860d,0xd0e3c177,
0x6c16b32b,0x99b970a9,0xfa489411,0x2264e947,
0xc48cfca8,0x1a3ff0a0,0xd82c7d56,0xef903322,
0xc74e4987,0xc1d138d9,0xfea2ca8c,0x360bd498,
0xcf81f5a6,0x28de7aa5,0x268eb7da,0xa4bfad3f,
0xe49d3a2c,0x0d927850,0x9bcc5f6a,0x62467e54,
0xc2138df6,0xe8b8d890,0x5ef7392e,0xf5afc382,
0xbe805d9f,0x7c93d069,0xa92dd56f,0xb31225cf,
0x3b99acc8,0xa77d1810,0x6e639ce8,0x7bbb3bdb,
0x097826cd,0xf418596e,0x01b79aec,0xa89a4f83,
0x656e95e6,0x7ee6ffaa,0x08cfbc21,0xe6e815ef,
0xd99be7ba,0xce366f4a,0xd4099fea,0xd67cb029,
0xafb2a431,0x31233f2a,0x3094a5c6,0xc066a235,
0x37bc4e74,0xa6ca82fc,0xb0d090e0,0x15d8a733,
0x4a9804f1,0xf7daec41,0x0e50cd7f,0x2ff69117,
0x8dd64d76,0x4db0ef43,0x544daacc,0xdf0496e4,
0xe3b5d19e,0x1b886a4c,0xb81f2cc1,0x7f516546,
0x04ea5e9d,0x5d358c01,0x737487fa,0x2e410bfb,
0x5a1d67b3,0x52d2db92,0x335610e9,0x1347d66d,
0x8c61d79a,0x7a0ca137,0x8e14f859,0x893c13eb,
0xee27a9ce,0x35c961b7,0xede51ce1,0x3cb1477a,
0x59dfd29c,0x3f73f255,0x79ce1418,0xbf37c773,
0xeacdf753,0x5baafd5f,0x146f3ddf,0x86db4478,
0x81f3afca,0x3ec468b9,0x2c342438,0x5f40a3c2,
0x72c31d16,0x0c25e2bc,0x8b493c28,0x41950dff,
0x7101a839,0xdeb30c08,0x9ce4b4d8,0x90c15664,
0x6184cb7b,0x70b632d5,0x745c6c48,0x4257b8d0,
},
#if !AES_SMALL
{ /* Before: itable[1] */
0xa7f45150,0x65417e53,0xa4171ac3,0x5e273a96,
0x6bab3bcb,0x459d1ff1,0x58faacab,0x03e34b93,
0xfa302055,0x6d76adf6,0x76cc8891,0x4c02f525,
0xd7e54ffc,0xcb2ac5d7,0x44352680,0xa362b58f,
0x5ab1de49,0x1bba2567,0x0eea4598,0xc0fe5de1,
0x752fc302,0xf04c8112,0x97468da3,0xf9d36bc6,
0x5f8f03e7,0x9c921595,0x7a6dbfeb,0x595295da,
0x83bed42d,0x217458d3,0x69e04929,0xc8c98e44,
0x89c2756a,0x798ef478,0x3e58996b,0x71b927dd,
0x4fe1beb6,0xad88f017,0xac20c966,0x3ace7db4,
0x4adf6318,0x311ae582,0x33519760,0x7f536245,
0x7764b1e0,0xae6bbb84,0xa081fe1c,0x2b08f994,
0x68487058,0xfd458f19,0x6cde9487,0xf87b52b7,
0xd373ab23,0x024b72e2,0x8f1fe357,0xab55662a,
0x28ebb207,0xc2b52f03,0x7bc5869a,0x0837d3a5,
0x872830f2,0xa5bf23b2,0x6a0302ba,0x8216ed5c,
0x1ccf8a2b,0xb479a792,0xf207f3f0,0xe2694ea1,
0xf4da65cd,0xbe0506d5,0x6234d11f,0xfea6c48a,
0x532e349d,0x55f3a2a0,0xe18a0532,0xebf6a475,
0xec830b39,0xef6040aa,0x9f715e06,0x106ebd51,
0x8a213ef9,0x06dd963d,0x053eddae,0xbde64d46,
0x8d5491b5,0x5dc47105,0xd406046f,0x155060ff,
0xfb981924,0xe9bdd697,0x434089cc,0x9ed96777,
0x42e8b0bd,0x8b890788,0x5b19e738,0xeec879db,
0x0a7ca147,0x0f427ce9,0x1e84f8c9,0x00000000,
0x86800983,0xed2b3248,0x70111eac,0x725a6c4e,
0xff0efdfb,0x38850f56,0xd5ae3d1e,0x392d3627,
0xd90f0a64,0xa65c6821,0x545b9bd1,0x2e36243a,
0x670a0cb1,0xe757930f,0x96eeb4d2,0x919b1b9e,
0xc5c0804f,0x20dc61a2,0x4b775a69,0x1a121c16,
0xba93e20a,0x2aa0c0e5,0xe0223c43,0x171b121d,
0x0d090e0b,0xc78bf2ad,0xa8b62db9,0xa91e14c8,
0x19f15785,0x0775af4c,0xdd99eebb,0x607fa3fd,
0x2601f79f,0xf5725cbc,0x3b6644c5,0x7efb5b34,
0x29438b76,0xc623cbdc,0xfcedb668,0xf1e4b863,
0xdc31d7ca,0x85634210,0x22971340,0x11c68420,
0x244a857d,0x3dbbd2f8,0x32f9ae11,0xa129c76d,
0x2f9e1d4b,0x30b2dcf3,0x52860dec,0xe3c177d0,
0x16b32b6c,0xb970a999,0x489411fa,0x64e94722,
0x8cfca8c4,0x3ff0a01a,0x2c7d56d8,0x903322ef,
0x4e4987c7,0xd138d9c1,0xa2ca8cfe,0x0bd49836,
0x81f5a6cf,0xde7aa528,0x8eb7da26,0xbfad3fa4,
0x9d3a2ce4,0x9278500d,0xcc5f6a9b,0x467e5462,
0x138df6c2,0xb8d890e8,0xf7392e5e,0xafc382f5,
0x805d9fbe,0x93d0697c,0x2dd56fa9,0x1225cfb3,
0x99acc83b,0x7d1810a7,0x639ce86e,0xbb3bdb7b,
0x7826cd09,0x18596ef4,0xb79aec01,0x9a4f83a8,
0x6e95e665,0xe6ffaa7e,0xcfbc2108,0xe815efe6,
0x9be7bad9,0x366f4ace,0x099fead4,0x7cb029d6,
0xb2a431af,0x233f2a31,0x94a5c630,0x66a235c0,
0xbc4e7437,0xca82fca6,0xd090e0b0,0xd8a73315,
0x9804f14a,0xdaec41f7,0x50cd7f0e,0xf691172f,
0xd64d768d,0xb0ef434d,0x4daacc54,0x0496e4df,
0xb5d19ee3,0x886a4c1b,0x1f2cc1b8,0x5165467f,
0xea5e9d04,0x358c015d,0x7487fa73,0x410bfb2e,
0x1d67b35a,0xd2db9252,0x5610e933,0x47d66d13,
0x61d79a8c,0x0ca1377a,0x14f8598e,0x3c13eb89,
0x27a9ceee,0xc961b735,0xe51ce1ed,0xb1477a3c,
0xdfd29c59,0x73f2553f,0xce141879,0x37c773bf,
0xcdf753ea,0xaafd5f5b,0x6f3ddf14,0xdb447886,
0xf3afca81,0xc468b93e,0x3424382c,0x40a3c25f,
0xc31d1672,0x25e2bc0c,0x493c288b,0x950dff41,
0x01a83971,0xb30c08de,0xe4b4d89c,0xc1566490,
0x84cb7b61,0xb632d570,0x5c6c4874,0x57b8d042,
},{ /* Before: itable[2] */
0xf45150a7,0x417e5365,0x171ac3a4,0x273a965e,
0xab3bcb6b,0x9d1ff145,0xfaacab58,0xe34b9303,
0x302055fa,0x76adf66d,0xcc889176,0x02f5254c,
0xe54ffcd7,0x2ac5d7cb,0x35268044,0x62b58fa3,
0xb1de495a,0xba25671b,0xea45980e,0xfe5de1c0,
0x2fc30275,0x4c8112f0,0x468da397,0xd36bc6f9,
0x8f03e75f,0x9215959c,0x6dbfeb7a,0x5295da59,
0xbed42d83,0x7458d321,0xe0492969,0xc98e44c8,
0xc2756a89,0x8ef47879,0x58996b3e,0xb927dd71,
0xe1beb64f,0x88f017ad,0x20c966ac,0xce7db43a,
0xdf63184a,0x1ae58231,0x51976033,0x5362457f,
0x64b1e077,0x6bbb84ae,0x81fe1ca0,0x08f9942b,
0x48705868,0x458f19fd,0xde94876c,0x7b52b7f8,
0x73ab23d3,0x4b72e202,0x1fe3578f,0x55662aab,
0xebb20728,0xb52f03c2,0xc5869a7b,0x37d3a508,
0x2830f287,0xbf23b2a5,0x0302ba6a,0x16ed5c82,
0xcf8a2b1c,0x79a792b4,0x07f3f0f2,0x694ea1e2,
0xda65cdf4,0x0506d5be,0x34d11f62,0xa6c48afe,
0x2e349d53,0xf3a2a055,0x8a0532e1,0xf6a475eb,
0x830b39ec,0x6040aaef,0x715e069f,0x6ebd5110,
0x213ef98a,0xdd963d06,0x3eddae05,0xe64d46bd,
0x5491b58d,0xc471055d,0x06046fd4,0x5060ff15,
0x981924fb,0xbdd697e9,0x4089cc43,0xd967779e,
0xe8b0bd42,0x8907888b,0x19e7385b,0xc879dbee,
0x7ca1470a,0x427ce90f,0x84f8c91e,0x00000000,
0x80098386,0x2b3248ed,0x111eac70,0x5a6c4e72,
0x0efdfbff,0x850f5638,0xae3d1ed5,0x2d362739,
0x0f0a64d9,0x5c6821a6,0x5b9bd154,0x36243a2e,
0x0a0cb167,0x57930fe7,0xeeb4d296,0x9b1b9e91,
0xc0804fc5,0xdc61a220,0x775a694b,0x121c161a,
0x93e20aba,0xa0c0e52a,0x223c43e0,0x1b121d17,
0x090e0b0d,0x8bf2adc7,0xb62db9a8,0x1e14c8a9,
0xf1578519,0x75af4c07,0x99eebbdd,0x7fa3fd60,
0x01f79f26,0x725cbcf5,0x6644c53b,0xfb5b347e,
0x438b7629,0x23cbdcc6,0xedb668fc,0xe4b863f1,
0x31d7cadc,0x63421085,0x97134022,0xc6842011,
0x4a857d24,0xbbd2f83d,0xf9ae1132,0x29c76da1,
0x9e1d4b2f,0xb2dcf330,0x860dec52,0xc177d0e3,
0xb32b6c16,0x70a999b9,0x9411fa48,0xe9472264,
0xfca8c48c,0xf0a01a3f,0x7d56d82c,0x3322ef90,
0x4987c74e,0x38d9c1d1,0xca8cfea2,0xd498360b,
0xf5a6cf81,0x7aa528de,0xb7da268e,0xad3fa4bf,
0x3a2ce49d,0x78500d92,0x5f6a9bcc,0x7e546246,
0x8df6c213,0xd890e8b8,0x392e5ef7,0xc382f5af,
0x5d9fbe80,0xd0697c93,0xd56fa92d,0x25cfb312,
0xacc83b99,0x1810a77d,0x9ce86e63,0x3bdb7bbb,
0x26cd0978,0x596ef418,0x9aec01b7,0x4f83a89a,
0x95e6656e,0xffaa7ee6,0xbc2108cf,0x15efe6e8,
0xe7bad99b,0x6f4ace36,0x9fead409,0xb029d67c,
0xa431afb2,0x3f2a3123,0xa5c63094,0xa235c066,
0x4e7437bc,0x82fca6ca,0x90e0b0d0,0xa73315d8,
0x04f14a98,0xec41f7da,0xcd7f0e50,0x91172ff6,
0x4d768dd6,0xef434db0,0xaacc544d,0x96e4df04,
0xd19ee3b5,0x6a4c1b88,0x2cc1b81f,0x65467f51,
0x5e9d04ea,0x8c015d35,0x87fa7374,0x0bfb2e41,
0x67b35a1d,0xdb9252d2,0x10e93356,0xd66d1347,
0xd79a8c61,0xa1377a0c,0xf8598e14,0x13eb893c,
0xa9ceee27,0x61b735c9,0x1ce1ede5,0x477a3cb1,
0xd29c59df,0xf2553f73,0x141879ce,0xc773bf37,
0xf753eacd,0xfd5f5baa,0x3ddf146f,0x447886db,
0xafca81f3,0x68b93ec4,0x24382c34,0xa3c25f40,
0x1d1672c3,0xe2bc0c25,0x3c288b49,0x0dff4195,
0xa8397101,0x0c08deb3,0xb4d89ce4,0x566490c1,
0xcb7b6184,0x32d570b6,0x6c48745c,0xb8d04257,
},{ /* Before: itable[3] */
0x5150a7f4,0x7e536541,0x1ac3a417,0x3a965e27,
0x3bcb6bab,0x1ff1459d,0xacab58fa,0x4b9303e3,
0x2055fa30,0xadf66d76,0x889176cc,0xf5254c02,
0x4ffcd7e5,0xc5d7cb2a,0x26804435,0xb58fa362,
0xde495ab1,0x25671bba,0x45980eea,0x5de1c0fe,
0xc302752f,0x8112f04c,0x8da39746,0x6bc6f9d3,
0x03e75f8f,0x15959c92,0xbfeb7a6d,0x95da5952,
0xd42d83be,0x58d32174,0x492969e0,0x8e44c8c9,
0x756a89c2,0xf478798e,0x996b3e58,0x27dd71b9,
0xbeb64fe1,0xf017ad88,0xc966ac20,0x7db43ace,
0x63184adf,0xe582311a,0x97603351,0x62457f53,
0xb1e07764,0xbb84ae6b,0xfe1ca081,0xf9942b08,
0x70586848,0x8f19fd45,0x94876cde,0x52b7f87b,
0xab23d373,0x72e2024b,0xe3578f1f,0x662aab55,
0xb20728eb,0x2f03c2b5,0x869a7bc5,0xd3a50837,
0x30f28728,0x23b2a5bf,0x02ba6a03,0xed5c8216,
0x8a2b1ccf,0xa792b479,0xf3f0f207,0x4ea1e269,
0x65cdf4da,0x06d5be05,0xd11f6234,0xc48afea6,
0x349d532e,0xa2a055f3,0x0532e18a,0xa475ebf6,
0x0b39ec83,0x40aaef60,0x5e069f71,0xbd51106e,
0x3ef98a21,0x963d06dd,0xddae053e,0x4d46bde6,
0x91b58d54,0x71055dc4,0x046fd406,0x60ff1550,
0x1924fb98,0xd697e9bd,0x89cc4340,0x67779ed9,
0xb0bd42e8,0x07888b89,0xe7385b19,0x79dbeec8,
0xa1470a7c,0x7ce90f42,0xf8c91e84,0x00000000,
0x09838680,0x3248ed2b,0x1eac7011,0x6c4e725a,
0xfdfbff0e,0x0f563885,0x3d1ed5ae,0x3627392d,
0x0a64d90f,0x6821a65c,0x9bd1545b,0x243a2e36,
0x0cb1670a,0x930fe757,0xb4d296ee,0x1b9e919b,
0x804fc5c0,0x61a220dc,0x5a694b77,0x1c161a12,
0xe20aba93,0xc0e52aa0,0x3c43e022,0x121d171b,
0x0e0b0d09,0xf2adc78b,0x2db9a8b6,0x14c8a91e,
0x578519f1,0xaf4c0775,0xeebbdd99,0xa3fd607f,
0xf79f2601,0x5cbcf572,0x44c53b66,0x5b347efb,
0x8b762943,0xcbdcc623,0xb668fced,0xb863f1e4,
0xd7cadc31,0x42108563,0x13402297,0x842011c6,
0x857d244a,0xd2f83dbb,0xae1132f9,0xc76da129,
0x1d4b2f9e,0xdcf330b2,0x0dec5286,0x77d0e3c1,
0x2b6c16b3,0xa999b970,0x11fa4894,0x472264e9,
0xa8c48cfc,0xa01a3ff0,0x56d82c7d,0x22ef9033,
0x87c74e49,0xd9c1d138,0x8cfea2ca,0x98360bd4,
0xa6cf81f5,0xa528de7a,0xda268eb7,0x3fa4bfad,
0x2ce49d3a,0x500d9278,0x6a9bcc5f,0x5462467e,
0xf6c2138d,0x90e8b8d8,0x2e5ef739,0x82f5afc3,
0x9fbe805d,0x697c93d0,0x6fa92dd5,0xcfb31225,
0xc83b99ac,0x10a77d18,0xe86e639c,0xdb7bbb3b,
0xcd097826,0x6ef41859,0xec01b79a,0x83a89a4f,
0xe6656e95,0xaa7ee6ff,0x2108cfbc,0xefe6e815,
0xbad99be7,0x4ace366f,0xead4099f,0x29d67cb0,
0x31afb2a4,0x2a31233f,0xc63094a5,0x35c066a2,
0x7437bc4e,0xfca6ca82,0xe0b0d090,0x3315d8a7,
0xf14a9804,0x41f7daec,0x7f0e50cd,0x172ff691,
0x768dd64d,0x434db0ef,0xcc544daa,0xe4df0496,
0x9ee3b5d1,0x4c1b886a,0xc1b81f2c,0x467f5165,
0x9d04ea5e,0x015d358c,0xfa737487,0xfb2e410b,
0xb35a1d67,0x9252d2db,0xe9335610,0x6d1347d6,
0x9a8c61d7,0x377a0ca1,0x598e14f8,0xeb893c13,
0xceee27a9,0xb735c961,0xe1ede51c,0x7a3cb147,
0x9c59dfd2,0x553f73f2,0x1879ce14,0x73bf37c7,
0x53eacdf7,0x5f5baafd,0xdf146f3d,0x7886db44,
0xca81f3af,0xb93ec468,0x382c3424,0xc25f40a3,
0x1672c31d,0xbc0c25e2,0x288b493c,0xff41950d,
0x397101a8,0x08deb30c,0xd89ce4b4,0x6490c156,
0x7b6184cb,0xd570b632,0x48745c6c,0xd04257b8,
},
#endif /* !AES_SMALL */
}
};
void
aes_decrypt(struct aes_ctx *ctx,
unsigned length, uint8_t *dst,
const uint8_t *src)
{
assert(!(length % AES_BLOCK_SIZE) );
_aes_crypt(ctx, &_aes_decrypt_table,
length, dst, src);
}
/* aes-encrypt.c
*
* Encryption function for aes/rijndael block cipher.
*/
/* nettle, low-level cryptographics library
*
* Copyright (C) 2002 Niels Mller
*
* The nettle library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The nettle library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the nettle library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#include "aes-internal.h"
#include <assert.h>
/* Tables, are assembled using little-endian byte order, including the
* pre-rotated variants. Generated by aesdata.c.
*
* Note that AES is byte order agnostic, we only need to be consistent
* and use the same byteorder when processing key, cleartext and
* ciphertext bytes.
*
* Little-endian means that the first row of the AES state arrays
* occupy the least significant byte of the words, which is also
* consistent with the row numbering. */
const struct aes_table
_aes_encrypt_table =
{ /* sbox */
{
0x63,0x7c,0x77,0x7b,0xf2,0x6b,0x6f,0xc5,
0x30,0x01,0x67,0x2b,0xfe,0xd7,0xab,0x76,
0xca,0x82,0xc9,0x7d,0xfa,0x59,0x47,0xf0,
0xad,0xd4,0xa2,0xaf,0x9c,0xa4,0x72,0xc0,
0xb7,0xfd,0x93,0x26,0x36,0x3f,0xf7,0xcc,
0x34,0xa5,0xe5,0xf1,0x71,0xd8,0x31,0x15,
0x04,0xc7,0x23,0xc3,0x18,0x96,0x05,0x9a,
0x07,0x12,0x80,0xe2,0xeb,0x27,0xb2,0x75,
0x09,0x83,0x2c,0x1a,0x1b,0x6e,0x5a,0xa0,
0x52,0x3b,0xd6,0xb3,0x29,0xe3,0x2f,0x84,
0x53,0xd1,0x00,0xed,0x20,0xfc,0xb1,0x5b,
0x6a,0xcb,0xbe,0x39,0x4a,0x4c,0x58,0xcf,
0xd0,0xef,0xaa,0xfb,0x43,0x4d,0x33,0x85,
0x45,0xf9,0x02,0x7f,0x50,0x3c,0x9f,0xa8,
0x51,0xa3,0x40,0x8f,0x92,0x9d,0x38,0xf5,
0xbc,0xb6,0xda,0x21,0x10,0xff,0xf3,0xd2,
0xcd,0x0c,0x13,0xec,0x5f,0x97,0x44,0x17,
0xc4,0xa7,0x7e,0x3d,0x64,0x5d,0x19,0x73,
0x60,0x81,0x4f,0xdc,0x22,0x2a,0x90,0x88,
0x46,0xee,0xb8,0x14,0xde,0x5e,0x0b,0xdb,
0xe0,0x32,0x3a,0x0a,0x49,0x06,0x24,0x5c,
0xc2,0xd3,0xac,0x62,0x91,0x95,0xe4,0x79,
0xe7,0xc8,0x37,0x6d,0x8d,0xd5,0x4e,0xa9,
0x6c,0x56,0xf4,0xea,0x65,0x7a,0xae,0x08,
0xba,0x78,0x25,0x2e,0x1c,0xa6,0xb4,0xc6,
0xe8,0xdd,0x74,0x1f,0x4b,0xbd,0x8b,0x8a,
0x70,0x3e,0xb5,0x66,0x48,0x03,0xf6,0x0e,
0x61,0x35,0x57,0xb9,0x86,0xc1,0x1d,0x9e,
0xe1,0xf8,0x98,0x11,0x69,0xd9,0x8e,0x94,
0x9b,0x1e,0x87,0xe9,0xce,0x55,0x28,0xdf,
0x8c,0xa1,0x89,0x0d,0xbf,0xe6,0x42,0x68,
0x41,0x99,0x2d,0x0f,0xb0,0x54,0xbb,0x16,
},
{ /* idx */
{ 1, 2, 3, 0 },
{ 2, 3, 0, 1 },
{ 3, 0, 1, 2 } },
{ /* dtable */
{
0xa56363c6,0x847c7cf8,0x997777ee,0x8d7b7bf6,
0x0df2f2ff,0xbd6b6bd6,0xb16f6fde,0x54c5c591,
0x50303060,0x03010102,0xa96767ce,0x7d2b2b56,
0x19fefee7,0x62d7d7b5,0xe6abab4d,0x9a7676ec,
0x45caca8f,0x9d82821f,0x40c9c989,0x877d7dfa,
0x15fafaef,0xeb5959b2,0xc947478e,0x0bf0f0fb,
0xecadad41,0x67d4d4b3,0xfda2a25f,0xeaafaf45,
0xbf9c9c23,0xf7a4a453,0x967272e4,0x5bc0c09b,
0xc2b7b775,0x1cfdfde1,0xae93933d,0x6a26264c,
0x5a36366c,0x413f3f7e,0x02f7f7f5,0x4fcccc83,
0x5c343468,0xf4a5a551,0x34e5e5d1,0x08f1f1f9,
0x937171e2,0x73d8d8ab,0x53313162,0x3f15152a,
0x0c040408,0x52c7c795,0x65232346,0x5ec3c39d,
0x28181830,0xa1969637,0x0f05050a,0xb59a9a2f,
0x0907070e,0x36121224,0x9b80801b,0x3de2e2df,
0x26ebebcd,0x6927274e,0xcdb2b27f,0x9f7575ea,
0x1b090912,0x9e83831d,0x742c2c58,0x2e1a1a34,
0x2d1b1b36,0xb26e6edc,0xee5a5ab4,0xfba0a05b,
0xf65252a4,0x4d3b3b76,0x61d6d6b7,0xceb3b37d,
0x7b292952,0x3ee3e3dd,0x712f2f5e,0x97848413,
0xf55353a6,0x68d1d1b9,0x00000000,0x2cededc1,
0x60202040,0x1ffcfce3,0xc8b1b179,0xed5b5bb6,
0xbe6a6ad4,0x46cbcb8d,0xd9bebe67,0x4b393972,
0xde4a4a94,0xd44c4c98,0xe85858b0,0x4acfcf85,
0x6bd0d0bb,0x2aefefc5,0xe5aaaa4f,0x16fbfbed,
0xc5434386,0xd74d4d9a,0x55333366,0x94858511,
0xcf45458a,0x10f9f9e9,0x06020204,0x817f7ffe,
0xf05050a0,0x443c3c78,0xba9f9f25,0xe3a8a84b,
0xf35151a2,0xfea3a35d,0xc0404080,0x8a8f8f05,
0xad92923f,0xbc9d9d21,0x48383870,0x04f5f5f1,
0xdfbcbc63,0xc1b6b677,0x75dadaaf,0x63212142,
0x30101020,0x1affffe5,0x0ef3f3fd,0x6dd2d2bf,
0x4ccdcd81,0x140c0c18,0x35131326,0x2fececc3,
0xe15f5fbe,0xa2979735,0xcc444488,0x3917172e,
0x57c4c493,0xf2a7a755,0x827e7efc,0x473d3d7a,
0xac6464c8,0xe75d5dba,0x2b191932,0x957373e6,
0xa06060c0,0x98818119,0xd14f4f9e,0x7fdcdca3,
0x66222244,0x7e2a2a54,0xab90903b,0x8388880b,
0xca46468c,0x29eeeec7,0xd3b8b86b,0x3c141428,
0x79dedea7,0xe25e5ebc,0x1d0b0b16,0x76dbdbad,
0x3be0e0db,0x56323264,0x4e3a3a74,0x1e0a0a14,
0xdb494992,0x0a06060c,0x6c242448,0xe45c5cb8,
0x5dc2c29f,0x6ed3d3bd,0xefacac43,0xa66262c4,
0xa8919139,0xa4959531,0x37e4e4d3,0x8b7979f2,
0x32e7e7d5,0x43c8c88b,0x5937376e,0xb76d6dda,
0x8c8d8d01,0x64d5d5b1,0xd24e4e9c,0xe0a9a949,
0xb46c6cd8,0xfa5656ac,0x07f4f4f3,0x25eaeacf,
0xaf6565ca,0x8e7a7af4,0xe9aeae47,0x18080810,
0xd5baba6f,0x887878f0,0x6f25254a,0x722e2e5c,
0x241c1c38,0xf1a6a657,0xc7b4b473,0x51c6c697,
0x23e8e8cb,0x7cdddda1,0x9c7474e8,0x211f1f3e,
0xdd4b4b96,0xdcbdbd61,0x868b8b0d,0x858a8a0f,
0x907070e0,0x423e3e7c,0xc4b5b571,0xaa6666cc,
0xd8484890,0x05030306,0x01f6f6f7,0x120e0e1c,
0xa36161c2,0x5f35356a,0xf95757ae,0xd0b9b969,
0x91868617,0x58c1c199,0x271d1d3a,0xb99e9e27,
0x38e1e1d9,0x13f8f8eb,0xb398982b,0x33111122,
0xbb6969d2,0x70d9d9a9,0x898e8e07,0xa7949433,
0xb69b9b2d,0x221e1e3c,0x92878715,0x20e9e9c9,
0x49cece87,0xff5555aa,0x78282850,0x7adfdfa5,
0x8f8c8c03,0xf8a1a159,0x80898909,0x170d0d1a,
0xdabfbf65,0x31e6e6d7,0xc6424284,0xb86868d0,
0xc3414182,0xb0999929,0x772d2d5a,0x110f0f1e,
0xcbb0b07b,0xfc5454a8,0xd6bbbb6d,0x3a16162c,
},
#if !AES_SMALL
{
0x6363c6a5,0x7c7cf884,0x7777ee99,0x7b7bf68d,
0xf2f2ff0d,0x6b6bd6bd,0x6f6fdeb1,0xc5c59154,
0x30306050,0x01010203,0x6767cea9,0x2b2b567d,
0xfefee719,0xd7d7b562,0xabab4de6,0x7676ec9a,
0xcaca8f45,0x82821f9d,0xc9c98940,0x7d7dfa87,
0xfafaef15,0x5959b2eb,0x47478ec9,0xf0f0fb0b,
0xadad41ec,0xd4d4b367,0xa2a25ffd,0xafaf45ea,
0x9c9c23bf,0xa4a453f7,0x7272e496,0xc0c09b5b,
0xb7b775c2,0xfdfde11c,0x93933dae,0x26264c6a,
0x36366c5a,0x3f3f7e41,0xf7f7f502,0xcccc834f,
0x3434685c,0xa5a551f4,0xe5e5d134,0xf1f1f908,
0x7171e293,0xd8d8ab73,0x31316253,0x15152a3f,
0x0404080c,0xc7c79552,0x23234665,0xc3c39d5e,
0x18183028,0x969637a1,0x05050a0f,0x9a9a2fb5,
0x07070e09,0x12122436,0x80801b9b,0xe2e2df3d,
0xebebcd26,0x27274e69,0xb2b27fcd,0x7575ea9f,
0x0909121b,0x83831d9e,0x2c2c5874,0x1a1a342e,
0x1b1b362d,0x6e6edcb2,0x5a5ab4ee,0xa0a05bfb,
0x5252a4f6,0x3b3b764d,0xd6d6b761,0xb3b37dce,
0x2929527b,0xe3e3dd3e,0x2f2f5e71,0x84841397,
0x5353a6f5,0xd1d1b968,0x00000000,0xededc12c,
0x20204060,0xfcfce31f,0xb1b179c8,0x5b5bb6ed,
0x6a6ad4be,0xcbcb8d46,0xbebe67d9,0x3939724b,
0x4a4a94de,0x4c4c98d4,0x5858b0e8,0xcfcf854a,
0xd0d0bb6b,0xefefc52a,0xaaaa4fe5,0xfbfbed16,
0x434386c5,0x4d4d9ad7,0x33336655,0x85851194,
0x45458acf,0xf9f9e910,0x02020406,0x7f7ffe81,
0x5050a0f0,0x3c3c7844,0x9f9f25ba,0xa8a84be3,
0x5151a2f3,0xa3a35dfe,0x404080c0,0x8f8f058a,
0x92923fad,0x9d9d21bc,0x38387048,0xf5f5f104,
0xbcbc63df,0xb6b677c1,0xdadaaf75,0x21214263,
0x10102030,0xffffe51a,0xf3f3fd0e,0xd2d2bf6d,
0xcdcd814c,0x0c0c1814,0x13132635,0xececc32f,
0x5f5fbee1,0x979735a2,0x444488cc,0x17172e39,
0xc4c49357,0xa7a755f2,0x7e7efc82,0x3d3d7a47,
0x6464c8ac,0x5d5dbae7,0x1919322b,0x7373e695,
0x6060c0a0,0x81811998,0x4f4f9ed1,0xdcdca37f,
0x22224466,0x2a2a547e,0x90903bab,0x88880b83,
0x46468cca,0xeeeec729,0xb8b86bd3,0x1414283c,
0xdedea779,0x5e5ebce2,0x0b0b161d,0xdbdbad76,
0xe0e0db3b,0x32326456,0x3a3a744e,0x0a0a141e,
0x494992db,0x06060c0a,0x2424486c,0x5c5cb8e4,
0xc2c29f5d,0xd3d3bd6e,0xacac43ef,0x6262c4a6,
0x919139a8,0x959531a4,0xe4e4d337,0x7979f28b,
0xe7e7d532,0xc8c88b43,0x37376e59,0x6d6ddab7,
0x8d8d018c,0xd5d5b164,0x4e4e9cd2,0xa9a949e0,
0x6c6cd8b4,0x5656acfa,0xf4f4f307,0xeaeacf25,
0x6565caaf,0x7a7af48e,0xaeae47e9,0x08081018,
0xbaba6fd5,0x7878f088,0x25254a6f,0x2e2e5c72,
0x1c1c3824,0xa6a657f1,0xb4b473c7,0xc6c69751,
0xe8e8cb23,0xdddda17c,0x7474e89c,0x1f1f3e21,
0x4b4b96dd,0xbdbd61dc,0x8b8b0d86,0x8a8a0f85,
0x7070e090,0x3e3e7c42,0xb5b571c4,0x6666ccaa,
0x484890d8,0x03030605,0xf6f6f701,0x0e0e1c12,
0x6161c2a3,0x35356a5f,0x5757aef9,0xb9b969d0,
0x86861791,0xc1c19958,0x1d1d3a27,0x9e9e27b9,
0xe1e1d938,0xf8f8eb13,0x98982bb3,0x11112233,
0x6969d2bb,0xd9d9a970,0x8e8e0789,0x949433a7,
0x9b9b2db6,0x1e1e3c22,0x87871592,0xe9e9c920,
0xcece8749,0x5555aaff,0x28285078,0xdfdfa57a,
0x8c8c038f,0xa1a159f8,0x89890980,0x0d0d1a17,
0xbfbf65da,0xe6e6d731,0x424284c6,0x6868d0b8,
0x414182c3,0x999929b0,0x2d2d5a77,0x0f0f1e11,
0xb0b07bcb,0x5454a8fc,0xbbbb6dd6,0x16162c3a,
},{
0x63c6a563,0x7cf8847c,0x77ee9977,0x7bf68d7b,
0xf2ff0df2,0x6bd6bd6b,0x6fdeb16f,0xc59154c5,
0x30605030,0x01020301,0x67cea967,0x2b567d2b,
0xfee719fe,0xd7b562d7,0xab4de6ab,0x76ec9a76,
0xca8f45ca,0x821f9d82,0xc98940c9,0x7dfa877d,
0xfaef15fa,0x59b2eb59,0x478ec947,0xf0fb0bf0,
0xad41ecad,0xd4b367d4,0xa25ffda2,0xaf45eaaf,
0x9c23bf9c,0xa453f7a4,0x72e49672,0xc09b5bc0,
0xb775c2b7,0xfde11cfd,0x933dae93,0x264c6a26,
0x366c5a36,0x3f7e413f,0xf7f502f7,0xcc834fcc,
0x34685c34,0xa551f4a5,0xe5d134e5,0xf1f908f1,
0x71e29371,0xd8ab73d8,0x31625331,0x152a3f15,
0x04080c04,0xc79552c7,0x23466523,0xc39d5ec3,
0x18302818,0x9637a196,0x050a0f05,0x9a2fb59a,
0x070e0907,0x12243612,0x801b9b80,0xe2df3de2,
0xebcd26eb,0x274e6927,0xb27fcdb2,0x75ea9f75,
0x09121b09,0x831d9e83,0x2c58742c,0x1a342e1a,
0x1b362d1b,0x6edcb26e,0x5ab4ee5a,0xa05bfba0,
0x52a4f652,0x3b764d3b,0xd6b761d6,0xb37dceb3,
0x29527b29,0xe3dd3ee3,0x2f5e712f,0x84139784,
0x53a6f553,0xd1b968d1,0x00000000,0xedc12ced,
0x20406020,0xfce31ffc,0xb179c8b1,0x5bb6ed5b,
0x6ad4be6a,0xcb8d46cb,0xbe67d9be,0x39724b39,
0x4a94de4a,0x4c98d44c,0x58b0e858,0xcf854acf,
0xd0bb6bd0,0xefc52aef,0xaa4fe5aa,0xfbed16fb,
0x4386c543,0x4d9ad74d,0x33665533,0x85119485,
0x458acf45,0xf9e910f9,0x02040602,0x7ffe817f,
0x50a0f050,0x3c78443c,0x9f25ba9f,0xa84be3a8,
0x51a2f351,0xa35dfea3,0x4080c040,0x8f058a8f,
0x923fad92,0x9d21bc9d,0x38704838,0xf5f104f5,
0xbc63dfbc,0xb677c1b6,0xdaaf75da,0x21426321,
0x10203010,0xffe51aff,0xf3fd0ef3,0xd2bf6dd2,
0xcd814ccd,0x0c18140c,0x13263513,0xecc32fec,
0x5fbee15f,0x9735a297,0x4488cc44,0x172e3917,
0xc49357c4,0xa755f2a7,0x7efc827e,0x3d7a473d,
0x64c8ac64,0x5dbae75d,0x19322b19,0x73e69573,
0x60c0a060,0x81199881,0x4f9ed14f,0xdca37fdc,
0x22446622,0x2a547e2a,0x903bab90,0x880b8388,
0x468cca46,0xeec729ee,0xb86bd3b8,0x14283c14,