Prepare playground for AES experimental code.
authorAndy Polyakov <appro@openssl.org>
Sun, 2 Jul 2006 09:18:00 +0000 (09:18 +0000)
committerAndy Polyakov <appro@openssl.org>
Sun, 2 Jul 2006 09:18:00 +0000 (09:18 +0000)
Configure
TABLE
crypto/aes/aes_x86core.c [new file with mode: 0644]

index 4938880..ca00bb9 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -167,6 +167,7 @@ my %table=(
 "debug-linux-ppro","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -mcpu=pentiumpro -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "debug-linux-elf","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -march=i486 -Wall::-D_REENTRANT::-lefence -ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "debug-linux-elf-noefence","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -march=i486 -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"debug-linux-ia32-aes",        "gcc:-DAES_EXPERIMENTAL -DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:x86cpuid-elf.o:bn86-elf.o co86-elf.o mo86-elf.o:dx86-elf.o yx86-elf.o:aes_x86core.o aes_cbc.o:bx86-elf.o:mx86-elf.o:sx86-elf.o s512sse2-elf.o:cx86-elf.o:rx86-elf.o:rm86-elf.o:r586-elf.o:wp_block.o w86mmx-elf.o:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "dist",                "cc:-O::(unknown)::::::",
 
 # Basic configs that should work on any (32 and less bit) box
diff --git a/TABLE b/TABLE
index 6b67d92..c2f04cf 100644 (file)
--- a/TABLE
+++ b/TABLE
@@ -1596,6 +1596,34 @@ $shared_extension = .so.$(SHLIB_MAJOR).$(SHLIB_MINOR)
 $ranlib       = 
 $arflags      = 
 
+*** debug-linux-ia32-aes
+$cc           = gcc
+$cflags       = -DAES_EXPERIMENTAL -DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall
+$unistd       = 
+$thread_cflag = -D_REENTRANT
+$sys_id       = 
+$lflags       = -ldl
+$bn_ops       = BN_LLONG DES_PTR DES_RISC1 DES_UNROLL RC4_INDEX MD2_INT
+$cpuid_obj    = x86cpuid-elf.o
+$bn_obj       = bn86-elf.o co86-elf.o mo86-elf.o
+$des_obj      = dx86-elf.o yx86-elf.o
+$aes_obj      = aes_x86core.o aes_cbc.o
+$bf_obj       = bx86-elf.o
+$md5_obj      = mx86-elf.o
+$sha1_obj     = sx86-elf.o s512sse2-elf.o
+$cast_obj     = cx86-elf.o
+$rc4_obj      = rx86-elf.o
+$rmd160_obj   = rm86-elf.o
+$rc5_obj      = r586-elf.o
+$wp_obj       = wp_block.o w86mmx-elf.o
+$dso_scheme   = dlfcn
+$shared_target= linux-shared
+$shared_cflag = -fPIC
+$shared_ldflag = 
+$shared_extension = .so.$(SHLIB_MAJOR).$(SHLIB_MINOR)
+$ranlib       = 
+$arflags      = 
+
 *** debug-linux-pentium
 $cc           = gcc
 $cflags       = -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -mcpu=pentium -Wall
diff --git a/crypto/aes/aes_x86core.c b/crypto/aes/aes_x86core.c
new file mode 100644 (file)
index 0000000..b7f540b
--- /dev/null
@@ -0,0 +1,813 @@
+/* crypto/aes/aes_core.c -*- mode:C; c-file-style: "eay" -*- */
+/**
+ * rijndael-alg-fst.c
+ *
+ * @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>
+ *
+ * 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.
+ */
+
+/*
+ * This is experimental x86[_64] derivative. It assumes little-endian
+ * byte order and expects CPU to sustain unaligned memory references.
+ * It is used as playground for cache-time attack mitigations and
+ * serves as reference C implementation for x86[_64] assembler.
+ *
+ *                                     <appro@fy.chalmers.se>
+ */
+
+
+#ifndef AES_DEBUG
+# ifndef NDEBUG
+#  define NDEBUG
+# endif
+#endif
+#include <assert.h>
+
+#include <stdlib.h>
+#include <openssl/aes.h>
+#include "aes_locl.h"
+
+#undef GETU32
+#define GETU32(p) (*((u32*)(p)))
+#undef PUTU32
+#define PUTU32(ct,st) { *((u32*)(ct)) = (st); }
+
+#if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
+typedef unsigned __int64 u64;
+#define U64(C) C##UI64
+#elif defined(__arch64__)
+typedef unsigned long u64;
+#define U64(C) C##UL
+#else
+typedef unsigned long long u64;
+#define U64(C) C##ULL
+#endif
+
+/*
+Te [x] = S [x].[02, 01, 01, 03, 02, 01, 01, 03];
+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];
+*/
+#define Te0 ((u64*)((u8*)Te+0))
+#define Te1 ((u64*)((u8*)Te+3))
+#define Te2 ((u64*)((u8*)Te+2))
+#define Te3 ((u64*)((u8*)Te+1))
+/*
+Td [x] = Si[x].[0e, 09, 0d, 0b, 0e, 09, 0d, 0b];
+Td0[x] = Si[x].[0e, 09, 0d, 0b];
+Td1[x] = Si[x].[0b, 0e, 09, 0d];
+Td2[x] = Si[x].[0d, 0b, 0e, 09];
+Td3[x] = Si[x].[09, 0d, 0b, 0e];
+Td4[x] = Si[x].[01];
+*/
+#define Td0 ((u64*)((u8*)Td+0))
+#define Td1 ((u64*)((u8*)Td+3))
+#define Td2 ((u64*)((u8*)Td+2))
+#define Td3 ((u64*)((u8*)Td+1))
+
+static const u64 Te[256] = {
+    U64(0xa56363c6a56363c6), U64(0x847c7cf8847c7cf8),
+    U64(0x997777ee997777ee), U64(0x8d7b7bf68d7b7bf6),
+    U64(0x0df2f2ff0df2f2ff), U64(0xbd6b6bd6bd6b6bd6),
+    U64(0xb16f6fdeb16f6fde), U64(0x54c5c59154c5c591),
+    U64(0x5030306050303060), U64(0x0301010203010102),
+    U64(0xa96767cea96767ce), U64(0x7d2b2b567d2b2b56),
+    U64(0x19fefee719fefee7), U64(0x62d7d7b562d7d7b5),
+    U64(0xe6abab4de6abab4d), U64(0x9a7676ec9a7676ec),
+    U64(0x45caca8f45caca8f), U64(0x9d82821f9d82821f),
+    U64(0x40c9c98940c9c989), U64(0x877d7dfa877d7dfa),
+    U64(0x15fafaef15fafaef), U64(0xeb5959b2eb5959b2),
+    U64(0xc947478ec947478e), U64(0x0bf0f0fb0bf0f0fb),
+    U64(0xecadad41ecadad41), U64(0x67d4d4b367d4d4b3),
+    U64(0xfda2a25ffda2a25f), U64(0xeaafaf45eaafaf45),
+    U64(0xbf9c9c23bf9c9c23), U64(0xf7a4a453f7a4a453),
+    U64(0x967272e4967272e4), U64(0x5bc0c09b5bc0c09b),
+    U64(0xc2b7b775c2b7b775), U64(0x1cfdfde11cfdfde1),
+    U64(0xae93933dae93933d), U64(0x6a26264c6a26264c),
+    U64(0x5a36366c5a36366c), U64(0x413f3f7e413f3f7e),
+    U64(0x02f7f7f502f7f7f5), U64(0x4fcccc834fcccc83),
+    U64(0x5c3434685c343468), U64(0xf4a5a551f4a5a551),
+    U64(0x34e5e5d134e5e5d1), U64(0x08f1f1f908f1f1f9),
+    U64(0x937171e2937171e2), U64(0x73d8d8ab73d8d8ab),
+    U64(0x5331316253313162), U64(0x3f15152a3f15152a),
+    U64(0x0c0404080c040408), U64(0x52c7c79552c7c795),
+    U64(0x6523234665232346), U64(0x5ec3c39d5ec3c39d),
+    U64(0x2818183028181830), U64(0xa1969637a1969637),
+    U64(0x0f05050a0f05050a), U64(0xb59a9a2fb59a9a2f),
+    U64(0x0907070e0907070e), U64(0x3612122436121224),
+    U64(0x9b80801b9b80801b), U64(0x3de2e2df3de2e2df),
+    U64(0x26ebebcd26ebebcd), U64(0x6927274e6927274e),
+    U64(0xcdb2b27fcdb2b27f), U64(0x9f7575ea9f7575ea),
+    U64(0x1b0909121b090912), U64(0x9e83831d9e83831d),
+    U64(0x742c2c58742c2c58), U64(0x2e1a1a342e1a1a34),
+    U64(0x2d1b1b362d1b1b36), U64(0xb26e6edcb26e6edc),
+    U64(0xee5a5ab4ee5a5ab4), U64(0xfba0a05bfba0a05b),
+    U64(0xf65252a4f65252a4), U64(0x4d3b3b764d3b3b76),
+    U64(0x61d6d6b761d6d6b7), U64(0xceb3b37dceb3b37d),
+    U64(0x7b2929527b292952), U64(0x3ee3e3dd3ee3e3dd),
+    U64(0x712f2f5e712f2f5e), U64(0x9784841397848413),
+    U64(0xf55353a6f55353a6), U64(0x68d1d1b968d1d1b9),
+    U64(0x0000000000000000), U64(0x2cededc12cededc1),
+    U64(0x6020204060202040), U64(0x1ffcfce31ffcfce3),
+    U64(0xc8b1b179c8b1b179), U64(0xed5b5bb6ed5b5bb6),
+    U64(0xbe6a6ad4be6a6ad4), U64(0x46cbcb8d46cbcb8d),
+    U64(0xd9bebe67d9bebe67), U64(0x4b3939724b393972),
+    U64(0xde4a4a94de4a4a94), U64(0xd44c4c98d44c4c98),
+    U64(0xe85858b0e85858b0), U64(0x4acfcf854acfcf85),
+    U64(0x6bd0d0bb6bd0d0bb), U64(0x2aefefc52aefefc5),
+    U64(0xe5aaaa4fe5aaaa4f), U64(0x16fbfbed16fbfbed),
+    U64(0xc5434386c5434386), U64(0xd74d4d9ad74d4d9a),
+    U64(0x5533336655333366), U64(0x9485851194858511),
+    U64(0xcf45458acf45458a), U64(0x10f9f9e910f9f9e9),
+    U64(0x0602020406020204), U64(0x817f7ffe817f7ffe),
+    U64(0xf05050a0f05050a0), U64(0x443c3c78443c3c78),
+    U64(0xba9f9f25ba9f9f25), U64(0xe3a8a84be3a8a84b),
+    U64(0xf35151a2f35151a2), U64(0xfea3a35dfea3a35d),
+    U64(0xc0404080c0404080), U64(0x8a8f8f058a8f8f05),
+    U64(0xad92923fad92923f), U64(0xbc9d9d21bc9d9d21),
+    U64(0x4838387048383870), U64(0x04f5f5f104f5f5f1),
+    U64(0xdfbcbc63dfbcbc63), U64(0xc1b6b677c1b6b677),
+    U64(0x75dadaaf75dadaaf), U64(0x6321214263212142),
+    U64(0x3010102030101020), U64(0x1affffe51affffe5),
+    U64(0x0ef3f3fd0ef3f3fd), U64(0x6dd2d2bf6dd2d2bf),
+    U64(0x4ccdcd814ccdcd81), U64(0x140c0c18140c0c18),
+    U64(0x3513132635131326), U64(0x2fececc32fececc3),
+    U64(0xe15f5fbee15f5fbe), U64(0xa2979735a2979735),
+    U64(0xcc444488cc444488), U64(0x3917172e3917172e),
+    U64(0x57c4c49357c4c493), U64(0xf2a7a755f2a7a755),
+    U64(0x827e7efc827e7efc), U64(0x473d3d7a473d3d7a),
+    U64(0xac6464c8ac6464c8), U64(0xe75d5dbae75d5dba),
+    U64(0x2b1919322b191932), U64(0x957373e6957373e6),
+    U64(0xa06060c0a06060c0), U64(0x9881811998818119),
+    U64(0xd14f4f9ed14f4f9e), U64(0x7fdcdca37fdcdca3),
+    U64(0x6622224466222244), U64(0x7e2a2a547e2a2a54),
+    U64(0xab90903bab90903b), U64(0x8388880b8388880b),
+    U64(0xca46468cca46468c), U64(0x29eeeec729eeeec7),
+    U64(0xd3b8b86bd3b8b86b), U64(0x3c1414283c141428),
+    U64(0x79dedea779dedea7), U64(0xe25e5ebce25e5ebc),
+    U64(0x1d0b0b161d0b0b16), U64(0x76dbdbad76dbdbad),
+    U64(0x3be0e0db3be0e0db), U64(0x5632326456323264),
+    U64(0x4e3a3a744e3a3a74), U64(0x1e0a0a141e0a0a14),
+    U64(0xdb494992db494992), U64(0x0a06060c0a06060c),
+    U64(0x6c2424486c242448), U64(0xe45c5cb8e45c5cb8),
+    U64(0x5dc2c29f5dc2c29f), U64(0x6ed3d3bd6ed3d3bd),
+    U64(0xefacac43efacac43), U64(0xa66262c4a66262c4),
+    U64(0xa8919139a8919139), U64(0xa4959531a4959531),
+    U64(0x37e4e4d337e4e4d3), U64(0x8b7979f28b7979f2),
+    U64(0x32e7e7d532e7e7d5), U64(0x43c8c88b43c8c88b),
+    U64(0x5937376e5937376e), U64(0xb76d6ddab76d6dda),
+    U64(0x8c8d8d018c8d8d01), U64(0x64d5d5b164d5d5b1),
+    U64(0xd24e4e9cd24e4e9c), U64(0xe0a9a949e0a9a949),
+    U64(0xb46c6cd8b46c6cd8), U64(0xfa5656acfa5656ac),
+    U64(0x07f4f4f307f4f4f3), U64(0x25eaeacf25eaeacf),
+    U64(0xaf6565caaf6565ca), U64(0x8e7a7af48e7a7af4),
+    U64(0xe9aeae47e9aeae47), U64(0x1808081018080810),
+    U64(0xd5baba6fd5baba6f), U64(0x887878f0887878f0),
+    U64(0x6f25254a6f25254a), U64(0x722e2e5c722e2e5c),
+    U64(0x241c1c38241c1c38), U64(0xf1a6a657f1a6a657),
+    U64(0xc7b4b473c7b4b473), U64(0x51c6c69751c6c697),
+    U64(0x23e8e8cb23e8e8cb), U64(0x7cdddda17cdddda1),
+    U64(0x9c7474e89c7474e8), U64(0x211f1f3e211f1f3e),
+    U64(0xdd4b4b96dd4b4b96), U64(0xdcbdbd61dcbdbd61),
+    U64(0x868b8b0d868b8b0d), U64(0x858a8a0f858a8a0f),
+    U64(0x907070e0907070e0), U64(0x423e3e7c423e3e7c),
+    U64(0xc4b5b571c4b5b571), U64(0xaa6666ccaa6666cc),
+    U64(0xd8484890d8484890), U64(0x0503030605030306),
+    U64(0x01f6f6f701f6f6f7), U64(0x120e0e1c120e0e1c),
+    U64(0xa36161c2a36161c2), U64(0x5f35356a5f35356a),
+    U64(0xf95757aef95757ae), U64(0xd0b9b969d0b9b969),
+    U64(0x9186861791868617), U64(0x58c1c19958c1c199),
+    U64(0x271d1d3a271d1d3a), U64(0xb99e9e27b99e9e27),
+    U64(0x38e1e1d938e1e1d9), U64(0x13f8f8eb13f8f8eb),
+    U64(0xb398982bb398982b), U64(0x3311112233111122),
+    U64(0xbb6969d2bb6969d2), U64(0x70d9d9a970d9d9a9),
+    U64(0x898e8e07898e8e07), U64(0xa7949433a7949433),
+    U64(0xb69b9b2db69b9b2d), U64(0x221e1e3c221e1e3c),
+    U64(0x9287871592878715), U64(0x20e9e9c920e9e9c9),
+    U64(0x49cece8749cece87), U64(0xff5555aaff5555aa),
+    U64(0x7828285078282850), U64(0x7adfdfa57adfdfa5),
+    U64(0x8f8c8c038f8c8c03), U64(0xf8a1a159f8a1a159),
+    U64(0x8089890980898909), U64(0x170d0d1a170d0d1a),
+    U64(0xdabfbf65dabfbf65), U64(0x31e6e6d731e6e6d7),
+    U64(0xc6424284c6424284), U64(0xb86868d0b86868d0),
+    U64(0xc3414182c3414182), U64(0xb0999929b0999929),
+    U64(0x772d2d5a772d2d5a), U64(0x110f0f1e110f0f1e),
+    U64(0xcbb0b07bcbb0b07b), U64(0xfc5454a8fc5454a8),
+    U64(0xd6bbbb6dd6bbbb6d), U64(0x3a16162c3a16162c)
+};
+
+static const u64 Td[256] = {
+    U64(0x50a7f45150a7f451), U64(0x5365417e5365417e),
+    U64(0xc3a4171ac3a4171a), U64(0x965e273a965e273a),
+    U64(0xcb6bab3bcb6bab3b), U64(0xf1459d1ff1459d1f),
+    U64(0xab58faacab58faac), U64(0x9303e34b9303e34b),
+    U64(0x55fa302055fa3020), U64(0xf66d76adf66d76ad),
+    U64(0x9176cc889176cc88), U64(0x254c02f5254c02f5),
+    U64(0xfcd7e54ffcd7e54f), U64(0xd7cb2ac5d7cb2ac5),
+    U64(0x8044352680443526), U64(0x8fa362b58fa362b5),
+    U64(0x495ab1de495ab1de), U64(0x671bba25671bba25),
+    U64(0x980eea45980eea45), U64(0xe1c0fe5de1c0fe5d),
+    U64(0x02752fc302752fc3), U64(0x12f04c8112f04c81),
+    U64(0xa397468da397468d), U64(0xc6f9d36bc6f9d36b),
+    U64(0xe75f8f03e75f8f03), U64(0x959c9215959c9215),
+    U64(0xeb7a6dbfeb7a6dbf), U64(0xda595295da595295),
+    U64(0x2d83bed42d83bed4), U64(0xd3217458d3217458),
+    U64(0x2969e0492969e049), U64(0x44c8c98e44c8c98e),
+    U64(0x6a89c2756a89c275), U64(0x78798ef478798ef4),
+    U64(0x6b3e58996b3e5899), U64(0xdd71b927dd71b927),
+    U64(0xb64fe1beb64fe1be), U64(0x17ad88f017ad88f0),
+    U64(0x66ac20c966ac20c9), U64(0xb43ace7db43ace7d),
+    U64(0x184adf63184adf63), U64(0x82311ae582311ae5),
+    U64(0x6033519760335197), U64(0x457f5362457f5362),
+    U64(0xe07764b1e07764b1), U64(0x84ae6bbb84ae6bbb),
+    U64(0x1ca081fe1ca081fe), U64(0x942b08f9942b08f9),
+    U64(0x5868487058684870), U64(0x19fd458f19fd458f),
+    U64(0x876cde94876cde94), U64(0xb7f87b52b7f87b52),
+    U64(0x23d373ab23d373ab), U64(0xe2024b72e2024b72),
+    U64(0x578f1fe3578f1fe3), U64(0x2aab55662aab5566),
+    U64(0x0728ebb20728ebb2), U64(0x03c2b52f03c2b52f),
+    U64(0x9a7bc5869a7bc586), U64(0xa50837d3a50837d3),
+    U64(0xf2872830f2872830), U64(0xb2a5bf23b2a5bf23),
+    U64(0xba6a0302ba6a0302), U64(0x5c8216ed5c8216ed),
+    U64(0x2b1ccf8a2b1ccf8a), U64(0x92b479a792b479a7),
+    U64(0xf0f207f3f0f207f3), U64(0xa1e2694ea1e2694e),
+    U64(0xcdf4da65cdf4da65), U64(0xd5be0506d5be0506),
+    U64(0x1f6234d11f6234d1), U64(0x8afea6c48afea6c4),
+    U64(0x9d532e349d532e34), U64(0xa055f3a2a055f3a2),
+    U64(0x32e18a0532e18a05), U64(0x75ebf6a475ebf6a4),
+    U64(0x39ec830b39ec830b), U64(0xaaef6040aaef6040),
+    U64(0x069f715e069f715e), U64(0x51106ebd51106ebd),
+    U64(0xf98a213ef98a213e), U64(0x3d06dd963d06dd96),
+    U64(0xae053eddae053edd), U64(0x46bde64d46bde64d),
+    U64(0xb58d5491b58d5491), U64(0x055dc471055dc471),
+    U64(0x6fd406046fd40604), U64(0xff155060ff155060),
+    U64(0x24fb981924fb9819), U64(0x97e9bdd697e9bdd6),
+    U64(0xcc434089cc434089), U64(0x779ed967779ed967),
+    U64(0xbd42e8b0bd42e8b0), U64(0x888b8907888b8907),
+    U64(0x385b19e7385b19e7), U64(0xdbeec879dbeec879),
+    U64(0x470a7ca1470a7ca1), U64(0xe90f427ce90f427c),
+    U64(0xc91e84f8c91e84f8), U64(0x0000000000000000),
+    U64(0x8386800983868009), U64(0x48ed2b3248ed2b32),
+    U64(0xac70111eac70111e), U64(0x4e725a6c4e725a6c),
+    U64(0xfbff0efdfbff0efd), U64(0x5638850f5638850f),
+    U64(0x1ed5ae3d1ed5ae3d), U64(0x27392d3627392d36),
+    U64(0x64d90f0a64d90f0a), U64(0x21a65c6821a65c68),
+    U64(0xd1545b9bd1545b9b), U64(0x3a2e36243a2e3624),
+    U64(0xb1670a0cb1670a0c), U64(0x0fe757930fe75793),
+    U64(0xd296eeb4d296eeb4), U64(0x9e919b1b9e919b1b),
+    U64(0x4fc5c0804fc5c080), U64(0xa220dc61a220dc61),
+    U64(0x694b775a694b775a), U64(0x161a121c161a121c),
+    U64(0x0aba93e20aba93e2), U64(0xe52aa0c0e52aa0c0),
+    U64(0x43e0223c43e0223c), U64(0x1d171b121d171b12),
+    U64(0x0b0d090e0b0d090e), U64(0xadc78bf2adc78bf2),
+    U64(0xb9a8b62db9a8b62d), U64(0xc8a91e14c8a91e14),
+    U64(0x8519f1578519f157), U64(0x4c0775af4c0775af),
+    U64(0xbbdd99eebbdd99ee), U64(0xfd607fa3fd607fa3),
+    U64(0x9f2601f79f2601f7), U64(0xbcf5725cbcf5725c),
+    U64(0xc53b6644c53b6644), U64(0x347efb5b347efb5b),
+    U64(0x7629438b7629438b), U64(0xdcc623cbdcc623cb),
+    U64(0x68fcedb668fcedb6), U64(0x63f1e4b863f1e4b8),
+    U64(0xcadc31d7cadc31d7), U64(0x1085634210856342),
+    U64(0x4022971340229713), U64(0x2011c6842011c684),
+    U64(0x7d244a857d244a85), U64(0xf83dbbd2f83dbbd2),
+    U64(0x1132f9ae1132f9ae), U64(0x6da129c76da129c7),
+    U64(0x4b2f9e1d4b2f9e1d), U64(0xf330b2dcf330b2dc),
+    U64(0xec52860dec52860d), U64(0xd0e3c177d0e3c177),
+    U64(0x6c16b32b6c16b32b), U64(0x99b970a999b970a9),
+    U64(0xfa489411fa489411), U64(0x2264e9472264e947),
+    U64(0xc48cfca8c48cfca8), U64(0x1a3ff0a01a3ff0a0),
+    U64(0xd82c7d56d82c7d56), U64(0xef903322ef903322),
+    U64(0xc74e4987c74e4987), U64(0xc1d138d9c1d138d9),
+    U64(0xfea2ca8cfea2ca8c), U64(0x360bd498360bd498),
+    U64(0xcf81f5a6cf81f5a6), U64(0x28de7aa528de7aa5),
+    U64(0x268eb7da268eb7da), U64(0xa4bfad3fa4bfad3f),
+    U64(0xe49d3a2ce49d3a2c), U64(0x0d9278500d927850),
+    U64(0x9bcc5f6a9bcc5f6a), U64(0x62467e5462467e54),
+    U64(0xc2138df6c2138df6), U64(0xe8b8d890e8b8d890),
+    U64(0x5ef7392e5ef7392e), U64(0xf5afc382f5afc382),
+    U64(0xbe805d9fbe805d9f), U64(0x7c93d0697c93d069),
+    U64(0xa92dd56fa92dd56f), U64(0xb31225cfb31225cf),
+    U64(0x3b99acc83b99acc8), U64(0xa77d1810a77d1810),
+    U64(0x6e639ce86e639ce8), U64(0x7bbb3bdb7bbb3bdb),
+    U64(0x097826cd097826cd), U64(0xf418596ef418596e),
+    U64(0x01b79aec01b79aec), U64(0xa89a4f83a89a4f83),
+    U64(0x656e95e6656e95e6), U64(0x7ee6ffaa7ee6ffaa),
+    U64(0x08cfbc2108cfbc21), U64(0xe6e815efe6e815ef),
+    U64(0xd99be7bad99be7ba), U64(0xce366f4ace366f4a),
+    U64(0xd4099fead4099fea), U64(0xd67cb029d67cb029),
+    U64(0xafb2a431afb2a431), U64(0x31233f2a31233f2a),
+    U64(0x3094a5c63094a5c6), U64(0xc066a235c066a235),
+    U64(0x37bc4e7437bc4e74), U64(0xa6ca82fca6ca82fc),
+    U64(0xb0d090e0b0d090e0), U64(0x15d8a73315d8a733),
+    U64(0x4a9804f14a9804f1), U64(0xf7daec41f7daec41),
+    U64(0x0e50cd7f0e50cd7f), U64(0x2ff691172ff69117),
+    U64(0x8dd64d768dd64d76), U64(0x4db0ef434db0ef43),
+    U64(0x544daacc544daacc), U64(0xdf0496e4df0496e4),
+    U64(0xe3b5d19ee3b5d19e), U64(0x1b886a4c1b886a4c),
+    U64(0xb81f2cc1b81f2cc1), U64(0x7f5165467f516546),
+    U64(0x04ea5e9d04ea5e9d), U64(0x5d358c015d358c01),
+    U64(0x737487fa737487fa), U64(0x2e410bfb2e410bfb),
+    U64(0x5a1d67b35a1d67b3), U64(0x52d2db9252d2db92),
+    U64(0x335610e9335610e9), U64(0x1347d66d1347d66d),
+    U64(0x8c61d79a8c61d79a), U64(0x7a0ca1377a0ca137),
+    U64(0x8e14f8598e14f859), U64(0x893c13eb893c13eb),
+    U64(0xee27a9ceee27a9ce), U64(0x35c961b735c961b7),
+    U64(0xede51ce1ede51ce1), U64(0x3cb1477a3cb1477a),
+    U64(0x59dfd29c59dfd29c), U64(0x3f73f2553f73f255),
+    U64(0x79ce141879ce1418), U64(0xbf37c773bf37c773),
+    U64(0xeacdf753eacdf753), U64(0x5baafd5f5baafd5f),
+    U64(0x146f3ddf146f3ddf), U64(0x86db447886db4478),
+    U64(0x81f3afca81f3afca), U64(0x3ec468b93ec468b9),
+    U64(0x2c3424382c342438), U64(0x5f40a3c25f40a3c2),
+    U64(0x72c31d1672c31d16), U64(0x0c25e2bc0c25e2bc),
+    U64(0x8b493c288b493c28), U64(0x41950dff41950dff),
+    U64(0x7101a8397101a839), U64(0xdeb30c08deb30c08),
+    U64(0x9ce4b4d89ce4b4d8), U64(0x90c1566490c15664),
+    U64(0x6184cb7b6184cb7b), U64(0x70b632d570b632d5),
+    U64(0x745c6c48745c6c48), U64(0x4257b8d04257b8d0)
+};
+static const u8 Td4[256] = {
+    0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U, 0x38U,
+    0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU,
+    0x7cU, 0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U,
+    0x34U, 0x8eU, 0x43U, 0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU,
+    0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U, 0xc2U, 0x23U, 0x3dU,
+    0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U, 0x4eU,
+    0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U,
+    0x76U, 0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U,
+    0x72U, 0xf8U, 0xf6U, 0x64U, 0x86U, 0x68U, 0x98U, 0x16U,
+    0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU, 0x65U, 0xb6U, 0x92U,
+    0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U, 0xdaU,
+    0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U,
+    0x90U, 0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU,
+    0xf7U, 0xe4U, 0x58U, 0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U,
+    0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU, 0x3fU, 0x0fU, 0x02U,
+    0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU, 0x6bU,
+    0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU,
+    0x97U, 0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U,
+    0x96U, 0xacU, 0x74U, 0x22U, 0xe7U, 0xadU, 0x35U, 0x85U,
+    0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU, 0x75U, 0xdfU, 0x6eU,
+    0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U, 0x89U,
+    0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU,
+    0xfcU, 0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U,
+    0x9aU, 0xdbU, 0xc0U, 0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U,
+    0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U, 0x07U, 0xc7U, 0x31U,
+    0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU, 0x5fU,
+    0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU,
+    0x2dU, 0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU,
+    0xa0U, 0xe0U, 0x3bU, 0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U,
+    0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U, 0x53U, 0x99U, 0x61U,
+    0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U, 0x26U,
+    0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU
+};
+
+static const u32 rcon[] = {
+    0x00000001U, 0x00000002U, 0x00000004U, 0x00000008U,
+    0x00000010U, 0x00000020U, 0x00000040U, 0x00000080U,
+    0x0000001bU, 0x00000036U, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
+};
+
+/**
+ * Expand the cipher key into the encryption key schedule.
+ */
+int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
+                       AES_KEY *key) {
+
+       u32 *rk;
+       int i = 0;
+       u32 temp;
+
+       if (!userKey || !key)
+               return -1;
+       if (bits != 128 && bits != 192 && bits != 256)
+               return -2;
+
+       rk = key->rd_key;
+
+       if (bits==128)
+               key->rounds = 10;
+       else if (bits==192)
+               key->rounds = 12;
+       else
+               key->rounds = 14;
+
+       rk[0] = GETU32(userKey     );
+       rk[1] = GETU32(userKey +  4);
+       rk[2] = GETU32(userKey +  8);
+       rk[3] = GETU32(userKey + 12);
+       if (bits == 128) {
+               while (1) {
+                       temp  = rk[3];
+                       rk[4] = rk[0] ^
+                               (Te2[(temp >>  8) & 0xff] & 0x000000ffU) ^
+                               (Te3[(temp >> 16) & 0xff] & 0x0000ff00U) ^
+                               (Te0[(temp >> 24)       ] & 0x00ff0000U) ^
+                               (Te1[(temp      ) & 0xff] & 0xff000000U) ^
+                               rcon[i];
+                       rk[5] = rk[1] ^ rk[4];
+                       rk[6] = rk[2] ^ rk[5];
+                       rk[7] = rk[3] ^ rk[6];
+                       if (++i == 10) {
+                               return 0;
+                       }
+                       rk += 4;
+               }
+       }
+       rk[4] = GETU32(userKey + 16);
+       rk[5] = GETU32(userKey + 20);
+       if (bits == 192) {
+               while (1) {
+                       temp = rk[ 5];
+                       rk[ 6] = rk[ 0] ^
+                               (Te2[(temp >>  8) & 0xff] & 0x000000ffU) ^
+                               (Te3[(temp >> 16) & 0xff] & 0x0000ff00U) ^
+                               (Te0[(temp >> 24)       ] & 0x00ff0000U) ^
+                               (Te1[(temp      ) & 0xff] & 0xff000000U) ^
+                               rcon[i];
+                       rk[ 7] = rk[ 1] ^ rk[ 6];
+                       rk[ 8] = rk[ 2] ^ rk[ 7];
+                       rk[ 9] = rk[ 3] ^ rk[ 8];
+                       if (++i == 8) {
+                               return 0;
+                       }
+                       rk[10] = rk[ 4] ^ rk[ 9];
+                       rk[11] = rk[ 5] ^ rk[10];
+                       rk += 6;
+               }
+       }
+       rk[6] = GETU32(userKey + 24);
+       rk[7] = GETU32(userKey + 28);
+       if (bits == 256) {
+               while (1) {
+                       temp = rk[ 7];
+                       rk[ 8] = rk[ 0] ^
+                               (Te2[(temp >>  8) & 0xff] & 0x000000ffU) ^
+                               (Te3[(temp >> 16) & 0xff] & 0x0000ff00U) ^
+                               (Te0[(temp >> 24)       ] & 0x00ff0000U) ^
+                               (Te1[(temp      ) & 0xff] & 0xff000000U) ^
+                               rcon[i];
+                       rk[ 9] = rk[ 1] ^ rk[ 8];
+                       rk[10] = rk[ 2] ^ rk[ 9];
+                       rk[11] = rk[ 3] ^ rk[10];
+                       if (++i == 7) {
+                               return 0;
+                       }
+                       temp = rk[11];
+                       rk[12] = rk[ 4] ^
+                               (Te2[(temp      ) & 0xff] & 0x000000ffU) ^
+                               (Te3[(temp >>  8) & 0xff] & 0x0000ff00U) ^
+                               (Te0[(temp >> 16) & 0xff] & 0x00ff0000U) ^
+                               (Te1[(temp >> 24)       ] & 0xff000000U);
+                       rk[13] = rk[ 5] ^ rk[12];
+                       rk[14] = rk[ 6] ^ rk[13];
+                       rk[15] = rk[ 7] ^ rk[14];
+
+                       rk += 8;
+               }
+       }
+       return 0;
+}
+
+/**
+ * Expand the cipher key into the decryption key schedule.
+ */
+int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
+                        AES_KEY *key) {
+
+        u32 *rk;
+       int i, j, status;
+       u32 temp;
+
+       /* first, start with an encryption schedule */
+       status = AES_set_encrypt_key(userKey, bits, key);
+       if (status < 0)
+               return status;
+
+       rk = key->rd_key;
+
+       /* invert the order of the round keys: */
+       for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
+               temp = rk[i    ]; rk[i    ] = rk[j    ]; rk[j    ] = temp;
+               temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
+               temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
+               temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
+       }
+       /* apply the inverse MixColumn transform to all round keys but the first and the last: */
+       for (i = 1; i < (key->rounds); i++) {
+               rk += 4;
+               rk[0] =
+                       Td0[Te2[(rk[0]      ) & 0xff] & 0xff] ^
+                       Td1[Te2[(rk[0] >>  8) & 0xff] & 0xff] ^
+                       Td2[Te2[(rk[0] >> 16) & 0xff] & 0xff] ^
+                       Td3[Te2[(rk[0] >> 24)       ] & 0xff];
+               rk[1] =
+                       Td0[Te2[(rk[1]      ) & 0xff] & 0xff] ^
+                       Td1[Te2[(rk[1] >>  8) & 0xff] & 0xff] ^
+                       Td2[Te2[(rk[1] >> 16) & 0xff] & 0xff] ^
+                       Td3[Te2[(rk[1] >> 24)       ] & 0xff];
+               rk[2] =
+                       Td0[Te2[(rk[2]      ) & 0xff] & 0xff] ^
+                       Td1[Te2[(rk[2] >>  8) & 0xff] & 0xff] ^
+                       Td2[Te2[(rk[2] >> 16) & 0xff] & 0xff] ^
+                       Td3[Te2[(rk[2] >> 24)       ] & 0xff];
+               rk[3] =
+                       Td0[Te2[(rk[3]      ) & 0xff] & 0xff] ^
+                       Td1[Te2[(rk[3] >>  8) & 0xff] & 0xff] ^
+                       Td2[Te2[(rk[3] >> 16) & 0xff] & 0xff] ^
+                       Td3[Te2[(rk[3] >> 24)       ] & 0xff];
+       }
+       return 0;
+}
+
+/*
+ * Encrypt a single block
+ * in and out can overlap
+ */
+void AES_encrypt(const unsigned char *in, unsigned char *out,
+                const AES_KEY *key) {
+
+       const u32 *rk;
+       u32 s0, s1, s2, s3, t0, t1, t2, t3;
+       int r;
+
+       assert(in && out && key);
+       rk = key->rd_key;
+
+       /*
+        * map byte array block to cipher state
+        * and add initial round key:
+        */
+       s0 = GETU32(in     ) ^ rk[0];
+       s1 = GETU32(in +  4) ^ rk[1];
+       s2 = GETU32(in +  8) ^ rk[2];
+       s3 = GETU32(in + 12) ^ rk[3];
+
+        t0 =
+            Te0[(s0      ) & 0xff] ^
+            Te1[(s1 >>  8) & 0xff] ^
+            Te2[(s2 >> 16) & 0xff] ^
+            Te3[(s3 >> 24)       ] ^
+            rk[4];
+        t1 =
+            Te0[(s1      ) & 0xff] ^
+            Te1[(s2 >>  8) & 0xff] ^
+            Te2[(s3 >> 16) & 0xff] ^
+            Te3[(s0 >> 24)       ] ^
+            rk[5];
+        t2 =
+            Te0[(s2      ) & 0xff] ^
+            Te1[(s3 >>  8) & 0xff] ^
+            Te2[(s0 >> 16) & 0xff] ^
+            Te3[(s1 >> 24)       ] ^
+            rk[6];
+        t3 =
+            Te0[(s3      ) & 0xff] ^
+            Te1[(s0 >>  8) & 0xff] ^
+            Te2[(s1 >> 16) & 0xff] ^
+            Te3[(s2 >> 24)       ] ^
+            rk[7];
+
+    /*
+     * Nr - 2 full rounds:
+     */
+    for (rk+=8,r=(key->rounds-2)>>1; r>0; rk+=8,r--) {
+        s0 =
+            Te0[(t0      ) & 0xff] ^
+            Te1[(t1 >>  8) & 0xff] ^
+            Te2[(t2 >> 16) & 0xff] ^
+            Te3[(t3 >> 24)       ] ^
+            rk[0];
+        s1 =
+            Te0[(t1      ) & 0xff] ^
+            Te1[(t2 >>  8) & 0xff] ^
+            Te2[(t3 >> 16) & 0xff] ^
+            Te3[(t0 >> 24)       ] ^
+            rk[1];
+        s2 =
+            Te0[(t2      ) & 0xff] ^
+            Te1[(t3 >>  8) & 0xff] ^
+            Te2[(t0 >> 16) & 0xff] ^
+            Te3[(t1 >> 24)       ] ^
+            rk[2];
+        s3 =
+            Te0[(t3      ) & 0xff] ^
+            Te1[(t0 >>  8) & 0xff] ^
+            Te2[(t1 >> 16) & 0xff] ^
+            Te3[(t2 >> 24)       ] ^
+            rk[3];
+        t0 =
+            Te0[(s0      ) & 0xff] ^
+            Te1[(s1 >>  8) & 0xff] ^
+            Te2[(s2 >> 16) & 0xff] ^
+            Te3[(s3 >> 24)       ] ^
+            rk[4];
+        t1 =
+            Te0[(s1      ) & 0xff] ^
+            Te1[(s2 >>  8) & 0xff] ^
+            Te2[(s3 >> 16) & 0xff] ^
+            Te3[(s0 >> 24)       ] ^
+            rk[5];
+        t2 =
+            Te0[(s2      ) & 0xff] ^
+            Te1[(s3 >>  8) & 0xff] ^
+            Te2[(s0 >> 16) & 0xff] ^
+            Te3[(s1 >> 24)       ] ^
+            rk[6];
+        t3 =
+            Te0[(s3      ) & 0xff] ^
+            Te1[(s0 >>  8) & 0xff] ^
+            Te2[(s1 >> 16) & 0xff] ^
+            Te3[(s2 >> 24)       ] ^
+            rk[7];
+    }
+    /*
+        * apply last round and
+        * map cipher state to byte array block:
+        */
+       s0 =
+               (Te2[(t0      ) & 0xff] & 0x000000ffU) ^
+               (Te3[(t1 >>  8) & 0xff] & 0x0000ff00U) ^
+               (Te0[(t2 >> 16) & 0xff] & 0x00ff0000U) ^
+               (Te1[(t3 >> 24)       ] & 0xff000000U) ^
+               rk[0];
+       PUTU32(out     , s0);
+       s1 =
+               (Te2[(t1      ) & 0xff] & 0x000000ffU) ^
+               (Te3[(t2 >>  8) & 0xff] & 0x0000ff00U) ^
+               (Te0[(t3 >> 16) & 0xff] & 0x00ff0000U) ^
+               (Te1[(t0 >> 24)       ] & 0xff000000U) ^
+               rk[1];
+       PUTU32(out +  4, s1);
+       s2 =
+               (Te2[(t2      ) & 0xff] & 0x000000ffU) ^
+               (Te3[(t3 >>  8) & 0xff] & 0x0000ff00U) ^
+               (Te0[(t0 >> 16) & 0xff] & 0x00ff0000U) ^
+               (Te1[(t1 >> 24)       ] & 0xff000000U) ^
+               rk[2];
+       PUTU32(out +  8, s2);
+       s3 =
+               (Te2[(t3      ) & 0xff] & 0x000000ffU) ^
+               (Te3[(t0 >>  8) & 0xff] & 0x0000ff00U) ^
+               (Te0[(t1 >> 16) & 0xff] & 0x00ff0000U) ^
+               (Te1[(t2 >> 24)       ] & 0xff000000U) ^
+               rk[3];
+       PUTU32(out + 12, s3);
+}
+
+/*
+ * Decrypt a single block
+ * in and out can overlap
+ */
+void AES_decrypt(const unsigned char *in, unsigned char *out,
+                const AES_KEY *key) {
+
+       const u32 *rk;
+       u32 s0, s1, s2, s3, t0, t1, t2, t3;
+       int r;
+
+       assert(in && out && key);
+       rk = key->rd_key;
+
+       /*
+        * map byte array block to cipher state
+        * and add initial round key:
+        */
+       s0 = GETU32(in     ) ^ rk[0];
+       s1 = GETU32(in +  4) ^ rk[1];
+       s2 = GETU32(in +  8) ^ rk[2];
+       s3 = GETU32(in + 12) ^ rk[3];
+
+        t0 =
+            Td0[(s0      ) & 0xff] ^
+            Td1[(s3 >>  8) & 0xff] ^
+            Td2[(s2 >> 16) & 0xff] ^
+            Td3[(s1 >> 24)       ] ^
+            rk[4];
+        t1 =
+            Td0[(s1      ) & 0xff] ^
+            Td1[(s0 >>  8) & 0xff] ^
+            Td2[(s3 >> 16) & 0xff] ^
+            Td3[(s2 >> 24)       ] ^
+            rk[5];
+        t2 =
+            Td0[(s2      ) & 0xff] ^
+            Td1[(s1 >>  8) & 0xff] ^
+            Td2[(s0 >> 16) & 0xff] ^
+            Td3[(s3 >> 24) & 0xff] ^
+            rk[6];
+        t3 =
+            Td0[(s3      ) & 0xff] ^
+            Td1[(s2 >>  8) & 0xff] ^
+            Td2[(s1 >> 16) & 0xff] ^
+            Td3[(s0 >> 24)       ] ^
+            rk[7];
+
+    /*
+     * Nr - 2 full rounds:
+     */
+    for (rk+=8,r=(key->rounds-2)>>1; r>0; rk+=8,r--) {
+        s0 =
+            Td0[(t0      ) & 0xff] ^
+            Td1[(t3 >>  8) & 0xff] ^
+            Td2[(t2 >> 16) & 0xff] ^
+            Td3[(t1 >> 24)       ] ^
+            rk[0];
+        s1 =
+            Td0[(t1      ) & 0xff] ^
+            Td1[(t0 >>  8) & 0xff] ^
+            Td2[(t3 >> 16) & 0xff] ^
+            Td3[(t2 >> 24)       ] ^
+            rk[1];
+        s2 =
+            Td0[(t2      ) & 0xff] ^
+            Td1[(t1 >>  8) & 0xff] ^
+            Td2[(t0 >> 16) & 0xff] ^
+            Td3[(t3 >> 24)       ] ^
+            rk[2];
+        s3 =
+            Td0[(t3      ) & 0xff] ^
+            Td1[(t2 >>  8) & 0xff] ^
+            Td2[(t1 >> 16) & 0xff] ^
+            Td3[(t0 >> 24)       ] ^
+            rk[3];
+
+        t0 =
+            Td0[(s0      ) & 0xff] ^
+            Td1[(s3 >>  8) & 0xff] ^
+            Td2[(s2 >> 16) & 0xff] ^
+            Td3[(s1 >> 24)       ] ^
+            rk[4];
+        t1 =
+            Td0[(s1      ) & 0xff] ^
+            Td1[(s0 >>  8) & 0xff] ^
+            Td2[(s3 >> 16) & 0xff] ^
+            Td3[(s2 >> 24)       ] ^
+            rk[5];
+        t2 =
+            Td0[(s2      ) & 0xff] ^
+            Td1[(s1 >>  8) & 0xff] ^
+            Td2[(s0 >> 16) & 0xff] ^
+            Td3[(s3 >> 24) & 0xff] ^
+            rk[6];
+        t3 =
+            Td0[(s3      ) & 0xff] ^
+            Td1[(s2 >>  8) & 0xff] ^
+            Td2[(s1 >> 16) & 0xff] ^
+            Td3[(s0 >> 24)       ] ^
+            rk[7];
+    }
+    /*
+        * apply last round and
+        * map cipher state to byte array block:
+        */
+       s0 =
+               (Td4[(t0      ) & 0xff])       ^
+               (Td4[(t3 >>  8) & 0xff] <<  8) ^
+               (Td4[(t2 >> 16) & 0xff] << 16) ^
+               (Td4[(t1 >> 24)       ] << 24) ^
+               rk[0];
+       PUTU32(out     , s0);
+       s1 =
+               (Td4[(t1      ) & 0xff])       ^
+               (Td4[(t0 >>  8) & 0xff] <<  8) ^
+               (Td4[(t3 >> 16) & 0xff] << 16) ^
+               (Td4[(t2 >> 24)       ] << 24) ^
+               rk[1];
+       PUTU32(out +  4, s1);
+       s2 =
+               (Td4[(t2      ) & 0xff])       ^
+               (Td4[(t1 >>  8) & 0xff] <<  8) ^
+               (Td4[(t0 >> 16) & 0xff] << 16) ^
+               (Td4[(t3 >> 24)       ] << 24) ^
+               rk[2];
+       PUTU32(out +  8, s2);
+       s3 =
+               (Td4[(t3      ) & 0xff])       ^
+               (Td4[(t2 >>  8) & 0xff] <<  8) ^
+               (Td4[(t1 >> 16) & 0xff] << 16) ^
+               (Td4[(t0 >> 24)       ] << 24) ^
+               rk[3];
+       PUTU32(out + 12, s3);
+}