crypto/openssl/crypto/aes/aes_core.c

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