601 lines
28 KiB
C
601 lines
28 KiB
C
/**
|
|
* AES-256 self contained implementation derived from :
|
|
*
|
|
* rijndael-alg-fst.h
|
|
*
|
|
* @version 3.0 (December 2000)
|
|
*
|
|
* Optimised ANSI C code for the Rijndael cipher (now AES)
|
|
*
|
|
* @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
|
|
* @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
|
|
* @author Paulo Barreto <paulo.barreto@terra.com.br>
|
|
*
|
|
* originally placed in the public domain by the authors.
|
|
*
|
|
*
|
|
*
|
|
* This code is hereby placed in the public domain.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
|
|
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
|
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
|
|
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
|
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include "aes256.h"
|
|
|
|
/*
|
|
Te0[x] = S [x].[02, 01, 01, 03];
|
|
Te1[x] = S [x].[03, 02, 01, 01];
|
|
Te2[x] = S [x].[01, 03, 02, 01];
|
|
Te3[x] = S [x].[01, 01, 03, 02];
|
|
Te4[x] = S [x].[01, 01, 01, 01];
|
|
*/
|
|
|
|
static const uint32_t Te0[256] = {
|
|
0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
|
|
0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
|
|
0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
|
|
0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
|
|
0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
|
|
0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
|
|
0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
|
|
0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
|
|
0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
|
|
0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
|
|
0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
|
|
0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
|
|
0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
|
|
0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
|
|
0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
|
|
0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
|
|
0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
|
|
0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
|
|
0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
|
|
0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
|
|
0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
|
|
0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
|
|
0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
|
|
0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
|
|
0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
|
|
0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
|
|
0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
|
|
0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
|
|
0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
|
|
0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
|
|
0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
|
|
0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
|
|
0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
|
|
0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
|
|
0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
|
|
0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
|
|
0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
|
|
0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
|
|
0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
|
|
0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
|
|
0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
|
|
0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
|
|
0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
|
|
0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
|
|
0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
|
|
0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
|
|
0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
|
|
0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
|
|
0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
|
|
0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
|
|
0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
|
|
0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
|
|
0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
|
|
0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
|
|
0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
|
|
0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
|
|
0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
|
|
0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
|
|
0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
|
|
0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
|
|
0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
|
|
0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
|
|
0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
|
|
0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
|
|
};
|
|
static const uint32_t Te1[256] = {
|
|
0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
|
|
0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
|
|
0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
|
|
0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
|
|
0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
|
|
0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
|
|
0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
|
|
0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
|
|
0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
|
|
0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
|
|
0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
|
|
0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
|
|
0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
|
|
0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
|
|
0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
|
|
0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
|
|
0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
|
|
0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
|
|
0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
|
|
0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
|
|
0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
|
|
0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
|
|
0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
|
|
0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
|
|
0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
|
|
0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
|
|
0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
|
|
0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
|
|
0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
|
|
0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
|
|
0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
|
|
0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
|
|
0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
|
|
0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
|
|
0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
|
|
0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
|
|
0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
|
|
0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
|
|
0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
|
|
0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
|
|
0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
|
|
0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
|
|
0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
|
|
0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
|
|
0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
|
|
0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
|
|
0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
|
|
0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
|
|
0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
|
|
0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
|
|
0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
|
|
0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
|
|
0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
|
|
0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
|
|
0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
|
|
0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
|
|
0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
|
|
0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
|
|
0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
|
|
0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
|
|
0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
|
|
0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
|
|
0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
|
|
0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
|
|
};
|
|
static const uint32_t Te2[256] = {
|
|
0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
|
|
0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
|
|
0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
|
|
0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
|
|
0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
|
|
0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
|
|
0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
|
|
0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
|
|
0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
|
|
0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
|
|
0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
|
|
0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
|
|
0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
|
|
0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
|
|
0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
|
|
0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
|
|
0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
|
|
0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
|
|
0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
|
|
0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
|
|
0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
|
|
0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
|
|
0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
|
|
0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
|
|
0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
|
|
0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
|
|
0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
|
|
0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
|
|
0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
|
|
0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
|
|
0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
|
|
0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
|
|
0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
|
|
0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
|
|
0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
|
|
0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
|
|
0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
|
|
0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
|
|
0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
|
|
0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
|
|
0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
|
|
0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
|
|
0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
|
|
0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
|
|
0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
|
|
0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
|
|
0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
|
|
0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
|
|
0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
|
|
0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
|
|
0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
|
|
0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
|
|
0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
|
|
0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
|
|
0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
|
|
0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
|
|
0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
|
|
0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
|
|
0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
|
|
0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
|
|
0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
|
|
0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
|
|
0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
|
|
0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
|
|
};
|
|
static const uint32_t Te3[256] = {
|
|
|
|
0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
|
|
0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
|
|
0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
|
|
0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
|
|
0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
|
|
0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
|
|
0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
|
|
0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
|
|
0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
|
|
0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
|
|
0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
|
|
0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
|
|
0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
|
|
0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
|
|
0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
|
|
0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
|
|
0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
|
|
0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
|
|
0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
|
|
0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
|
|
0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
|
|
0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
|
|
0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
|
|
0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
|
|
0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
|
|
0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
|
|
0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
|
|
0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
|
|
0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
|
|
0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
|
|
0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
|
|
0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
|
|
0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
|
|
0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
|
|
0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
|
|
0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
|
|
0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
|
|
0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
|
|
0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
|
|
0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
|
|
0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
|
|
0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
|
|
0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
|
|
0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
|
|
0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
|
|
0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
|
|
0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
|
|
0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
|
|
0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
|
|
0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
|
|
0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
|
|
0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
|
|
0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
|
|
0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
|
|
0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
|
|
0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
|
|
0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
|
|
0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
|
|
0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
|
|
0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
|
|
0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
|
|
0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
|
|
0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
|
|
0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
|
|
};
|
|
static const uint32_t Te4[256] = {
|
|
0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
|
|
0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
|
|
0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
|
|
0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
|
|
0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
|
|
0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
|
|
0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
|
|
0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
|
|
0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
|
|
0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
|
|
0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
|
|
0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
|
|
0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
|
|
0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
|
|
0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
|
|
0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
|
|
0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
|
|
0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
|
|
0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
|
|
0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
|
|
0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
|
|
0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
|
|
0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
|
|
0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
|
|
0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
|
|
0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
|
|
0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
|
|
0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
|
|
0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
|
|
0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
|
|
0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
|
|
0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
|
|
0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
|
|
0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
|
|
0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
|
|
0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
|
|
0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
|
|
0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
|
|
0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
|
|
0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
|
|
0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
|
|
0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
|
|
0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
|
|
0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
|
|
0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
|
|
0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
|
|
0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
|
|
0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
|
|
0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
|
|
0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
|
|
0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
|
|
0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
|
|
0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
|
|
0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
|
|
0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
|
|
0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
|
|
0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
|
|
0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
|
|
0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
|
|
0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
|
|
0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
|
|
0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
|
|
0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
|
|
0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
|
|
};
|
|
|
|
static const uint32_t rcon[] = {
|
|
0x01000000, 0x02000000, 0x04000000, 0x08000000,
|
|
0x10000000, 0x20000000, 0x40000000, 0x80000000,
|
|
0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
|
|
};
|
|
|
|
#define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00)
|
|
|
|
#define GETU32(pt) (((uint32_t)(pt)[0] << 24) ^ ((uint32_t)(pt)[1] << 16) ^ ((uint32_t)(pt)[2] << 8) ^ ((uint32_t)(pt)[3]))
|
|
#define PUTU32(ct, st) { (ct)[0] = (uint8_t)((st) >> 24); (ct)[1] = (uint8_t)((st) >> 16); (ct)[2] = (uint8_t)((st) >> 8); (ct)[3] = (uint8_t)(st); }
|
|
|
|
/**
|
|
* Expand the cipher key into the encryption key schedule.
|
|
*
|
|
* @return the number of rounds for the given cipher key size.
|
|
*/
|
|
int rijndaelKeySetupEnc(uint32_t rk[/*4*(Nr + 1)*/], const uint8_t cipherKey[],
|
|
int keyBits) {
|
|
int i = 0;
|
|
uint32_t temp;
|
|
|
|
rk[0] = GETU32(cipherKey );
|
|
rk[1] = GETU32(cipherKey + 4);
|
|
rk[2] = GETU32(cipherKey + 8);
|
|
rk[3] = GETU32(cipherKey + 12);
|
|
rk[4] = GETU32(cipherKey + 16);
|
|
rk[5] = GETU32(cipherKey + 20);
|
|
rk[6] = GETU32(cipherKey + 24);
|
|
rk[7] = GETU32(cipherKey + 28);
|
|
for (;;) {
|
|
temp = rk[ 7];
|
|
rk[ 8] = rk[ 0] ^
|
|
(Te4[(temp >> 16) & 0xff] & 0xff000000) ^
|
|
(Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(temp ) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(temp >> 24) ] & 0x000000ff) ^
|
|
rcon[i];
|
|
rk[ 9] = rk[ 1] ^ rk[ 8];
|
|
rk[10] = rk[ 2] ^ rk[ 9];
|
|
rk[11] = rk[ 3] ^ rk[10];
|
|
if (++i == 7) {
|
|
return 14;
|
|
}
|
|
temp = rk[11];
|
|
rk[12] = rk[ 4] ^
|
|
(Te4[(temp >> 24) ] & 0xff000000) ^
|
|
(Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(temp ) & 0xff] & 0x000000ff);
|
|
rk[13] = rk[ 5] ^ rk[12];
|
|
rk[14] = rk[ 6] ^ rk[13];
|
|
rk[15] = rk[ 7] ^ rk[14];
|
|
|
|
rk += 8;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void rijndaelEncrypt(const uint32_t rk[/*4*(Nr + 1)*/], int Nr,
|
|
const uint8_t pt[16], uint8_t ct[16]) {
|
|
uint32_t s0, s1, s2, s3, t0 = 0, t1 = 0, t2 = 0, t3 = 0;
|
|
|
|
/*
|
|
* map byte array block to cipher state
|
|
* and add initial round key:
|
|
*/
|
|
s0 = GETU32(pt ) ^ rk[0];
|
|
s1 = GETU32(pt + 4) ^ rk[1];
|
|
s2 = GETU32(pt + 8) ^ rk[2];
|
|
s3 = GETU32(pt + 12) ^ rk[3];
|
|
/* round 1: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[ 4];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[ 5];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[ 6];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[ 7];
|
|
/* round 2: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[ 8];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[ 9];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[10];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[11];
|
|
/* round 3: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[12];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[13];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[14];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[15];
|
|
/* round 4: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[16];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[17];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[18];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[19];
|
|
/* round 5: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[20];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[21];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[22];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[23];
|
|
/* round 6: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[24];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[25];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[26];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[27];
|
|
/* round 7: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[28];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[29];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[30];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[31];
|
|
/* round 8: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[32];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[33];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[34];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[35];
|
|
/* round 9: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[36];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[37];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[38];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[39];
|
|
|
|
/* round 10: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[40];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[41];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[42];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[43];
|
|
/* round 11: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[44];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[45];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[46];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[47];
|
|
|
|
/* round 12: */
|
|
s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 &
|
|
0xff] ^ rk[48];
|
|
s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 &
|
|
0xff] ^ rk[49];
|
|
s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 &
|
|
0xff] ^ rk[50];
|
|
s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 &
|
|
0xff] ^ rk[51];
|
|
/* round 13: */
|
|
t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 &
|
|
0xff] ^ rk[52];
|
|
t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 &
|
|
0xff] ^ rk[53];
|
|
t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 &
|
|
0xff] ^ rk[54];
|
|
t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 &
|
|
0xff] ^ rk[55];
|
|
|
|
|
|
rk += Nr << 2;
|
|
/*
|
|
* apply last round and
|
|
* map cipher state to byte array block:
|
|
*/
|
|
s0 =
|
|
(Te4[(t0 >> 24) ] & 0xff000000) ^
|
|
(Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(t3 ) & 0xff] & 0x000000ff) ^
|
|
rk[0];
|
|
PUTU32(ct, s0);
|
|
s1 =
|
|
(Te4[(t1 >> 24) ] & 0xff000000) ^
|
|
(Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(t0 ) & 0xff] & 0x000000ff) ^
|
|
rk[1];
|
|
PUTU32(ct + 4, s1);
|
|
s2 =
|
|
(Te4[(t2 >> 24) ] & 0xff000000) ^
|
|
(Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(t1 ) & 0xff] & 0x000000ff) ^
|
|
rk[2];
|
|
PUTU32(ct + 8, s2);
|
|
s3 =
|
|
(Te4[(t3 >> 24) ] & 0xff000000) ^
|
|
(Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
|
|
(Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
|
|
(Te4[(t2 ) & 0xff] & 0x000000ff) ^
|
|
rk[3];
|
|
PUTU32(ct + 12, s3);
|
|
}
|