diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c index 5347a0abe..de3b9848e 100644 --- a/cmd/ztest/ztest.c +++ b/cmd/ztest/ztest.c @@ -129,6 +129,7 @@ #include #include #include +#include #ifdef __GLIBC__ #include /* for backtrace() */ #endif @@ -3836,6 +3837,13 @@ ztest_dataset_create(char *dsname) VERIFY0(dsl_crypto_params_create_nvlist(DCP_CMD_NONE, props, crypto_args, &dcp)); + /* + * Cycle through all available encryption implementations + * to verify interoperability. + */ + VERIFY0(gcm_impl_set("cycle")); + VERIFY0(aes_impl_set("cycle")); + fnvlist_free(crypto_args); fnvlist_free(props); } diff --git a/config/toolchain-simd.m4 b/config/toolchain-simd.m4 index 29abbbb5b..37627b813 100644 --- a/config/toolchain-simd.m4 +++ b/config/toolchain-simd.m4 @@ -21,6 +21,8 @@ AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_TOOLCHAIN_SIMD], [ ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512PF ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512ER ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512VL + ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES + ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ ;; esac ]) @@ -359,3 +361,43 @@ AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512VL], [ AC_MSG_RESULT([no]) ]) ]) + +dnl # +dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES +dnl # +AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES], [ + AC_MSG_CHECKING([whether host toolchain supports AES]) + + AC_LINK_IFELSE([AC_LANG_SOURCE([ + [ + void main() + { + __asm__ __volatile__("aesenc %xmm0, %xmm1"); + } + ]])], [ + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_AES], 1, [Define if host toolchain supports AES]) + ], [ + AC_MSG_RESULT([no]) + ]) +]) + +dnl # +dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ +dnl # +AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ], [ + AC_MSG_CHECKING([whether host toolchain supports PCLMULQDQ]) + + AC_LINK_IFELSE([AC_LANG_SOURCE([ + [ + void main() + { + __asm__ __volatile__("pclmulqdq %0, %%xmm0, %%xmm1" :: "i"(0)); + } + ]])], [ + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_PCLMULQDQ], 1, [Define if host toolchain supports PCLMULQDQ]) + ], [ + AC_MSG_RESULT([no]) + ]) +]) diff --git a/include/linux/simd_x86.h b/include/linux/simd_x86.h index c9e3970c0..10ce02e37 100644 --- a/include/linux/simd_x86.h +++ b/include/linux/simd_x86.h @@ -148,7 +148,9 @@ typedef enum cpuid_inst_sets { AVX512VBMI, AVX512PF, AVX512ER, - AVX512VL + AVX512VL, + AES, + PCLMULQDQ } cpuid_inst_sets_t; /* @@ -170,6 +172,8 @@ typedef struct cpuid_feature_desc { #define _AVX512PF_BIT (_AVX512F_BIT | (1U << 26)) #define _AVX512ER_BIT (_AVX512F_BIT | (1U << 27)) #define _AVX512VL_BIT (1U << 31) /* if used also check other levels */ +#define _AES_BIT (1U << 25) +#define _PCLMULQDQ_BIT (1U << 1) /* * Descriptions of supported instruction sets @@ -194,7 +198,9 @@ static const cpuid_feature_desc_t cpuid_features[] = { [AVX512VBMI] = {7U, 0U, _AVX512VBMI_BIT, ECX }, [AVX512PF] = {7U, 0U, _AVX512PF_BIT, EBX }, [AVX512ER] = {7U, 0U, _AVX512ER_BIT, EBX }, - [AVX512VL] = {7U, 0U, _AVX512ER_BIT, EBX } + [AVX512VL] = {7U, 0U, _AVX512ER_BIT, EBX }, + [AES] = {1U, 0U, _AES_BIT, ECX }, + [PCLMULQDQ] = {1U, 0U, _PCLMULQDQ_BIT, ECX }, }; /* @@ -265,6 +271,8 @@ CPUID_FEATURE_CHECK(avx512vbmi, AVX512VBMI); CPUID_FEATURE_CHECK(avx512pf, AVX512PF); CPUID_FEATURE_CHECK(avx512er, AVX512ER); CPUID_FEATURE_CHECK(avx512vl, AVX512VL); +CPUID_FEATURE_CHECK(aes, AES); +CPUID_FEATURE_CHECK(pclmulqdq, PCLMULQDQ); #endif /* !defined(_KERNEL) */ @@ -442,6 +450,35 @@ zfs_bmi2_available(void) #endif } +/* + * Check if AES instruction set is available + */ +static inline boolean_t +zfs_aes_available(void) +{ +#if defined(_KERNEL) && defined(X86_FEATURE_AES) + return (!!boot_cpu_has(X86_FEATURE_AES)); +#elif defined(_KERNEL) && !defined(X86_FEATURE_AES) + return (B_FALSE); +#else + return (__cpuid_has_aes()); +#endif +} + +/* + * Check if PCLMULQDQ instruction set is available + */ +static inline boolean_t +zfs_pclmulqdq_available(void) +{ +#if defined(_KERNEL) && defined(X86_FEATURE_PCLMULQDQ) + return (!!boot_cpu_has(X86_FEATURE_PCLMULQDQ)); +#elif defined(_KERNEL) && !defined(X86_FEATURE_PCLMULQDQ) + return (B_FALSE); +#else + return (__cpuid_has_pclmulqdq()); +#endif +} /* * AVX-512 family of instruction sets: diff --git a/include/sys/crypto/icp.h b/include/sys/crypto/icp.h index d8948e022..4609e3a1d 100644 --- a/include/sys/crypto/icp.h +++ b/include/sys/crypto/icp.h @@ -44,4 +44,7 @@ int skein_mod_fini(void); int icp_init(void); void icp_fini(void); +int aes_impl_set(const char *); +int gcm_impl_set(const char *); + #endif /* _SYS_CRYPTO_ALGS_H */ diff --git a/lib/libicp/Makefile.am b/lib/libicp/Makefile.am index d04a99e94..e9f22cd70 100644 --- a/lib/libicp/Makefile.am +++ b/lib/libicp/Makefile.am @@ -18,8 +18,8 @@ if TARGET_ASM_X86_64 ASM_SOURCES_C = asm-x86_64/aes/aeskey.c ASM_SOURCES_AS = \ asm-x86_64/aes/aes_amd64.S \ - asm-x86_64/aes/aes_intel.S \ - asm-x86_64/modes/gcm_intel.S \ + asm-x86_64/aes/aes_aesni.S \ + asm-x86_64/modes/gcm_pclmulqdq.S \ asm-x86_64/sha1/sha1-x86_64.S \ asm-x86_64/sha2/sha256_impl.S \ asm-x86_64/sha2/sha512_impl.S @@ -46,11 +46,16 @@ KERNEL_C = \ api/kcf_cipher.c \ api/kcf_miscapi.c \ api/kcf_mac.c \ + algs/aes/aes_impl_aesni.c \ + algs/aes/aes_impl_generic.c \ + algs/aes/aes_impl_x86-64.c \ algs/aes/aes_impl.c \ algs/aes/aes_modes.c \ algs/edonr/edonr.c \ algs/modes/modes.c \ algs/modes/cbc.c \ + algs/modes/gcm_generic.c \ + algs/modes/gcm_pclmulqdq.c \ algs/modes/gcm.c \ algs/modes/ctr.c \ algs/modes/ccm.c \ diff --git a/module/icp/Makefile.in b/module/icp/Makefile.in index cfe913e1d..18e8dc313 100644 --- a/module/icp/Makefile.in +++ b/module/icp/Makefile.in @@ -8,8 +8,8 @@ TARGET_ASM_DIR = @TARGET_ASM_DIR@ ifeq ($(TARGET_ASM_DIR), asm-x86_64) ASM_SOURCES := asm-x86_64/aes/aeskey.o ASM_SOURCES += asm-x86_64/aes/aes_amd64.o -ASM_SOURCES += asm-x86_64/aes/aes_intel.o -ASM_SOURCES += asm-x86_64/modes/gcm_intel.o +ASM_SOURCES += asm-x86_64/aes/aes_aesni.o +ASM_SOURCES += asm-x86_64/modes/gcm_pclmulqdq.o ASM_SOURCES += asm-x86_64/sha1/sha1-x86_64.o ASM_SOURCES += asm-x86_64/sha2/sha256_impl.o ASM_SOURCES += asm-x86_64/sha2/sha512_impl.o @@ -53,8 +53,10 @@ $(MODULE)-objs += algs/modes/cbc.o $(MODULE)-objs += algs/modes/ccm.o $(MODULE)-objs += algs/modes/ctr.o $(MODULE)-objs += algs/modes/ecb.o +$(MODULE)-objs += algs/modes/gcm_generic.o $(MODULE)-objs += algs/modes/gcm.o $(MODULE)-objs += algs/modes/modes.o +$(MODULE)-objs += algs/aes/aes_impl_generic.o $(MODULE)-objs += algs/aes/aes_impl.o $(MODULE)-objs += algs/aes/aes_modes.o $(MODULE)-objs += algs/edonr/edonr.o @@ -66,6 +68,10 @@ $(MODULE)-objs += algs/skein/skein_block.o $(MODULE)-objs += algs/skein/skein_iv.o $(MODULE)-objs += $(ASM_SOURCES) +$(MODULE)-$(CONFIG_X86) += algs/modes/gcm_pclmulqdq.o +$(MODULE)-$(CONFIG_X86) += algs/aes/aes_impl_aesni.o +$(MODULE)-$(CONFIG_X86) += algs/aes/aes_impl_x86-64.o + ICP_DIRS = \ api \ core \ diff --git a/module/icp/algs/aes/aes_impl.c b/module/icp/algs/aes/aes_impl.c index 4c17e2a30..e15050635 100644 --- a/module/icp/algs/aes/aes_impl.c +++ b/module/icp/algs/aes/aes_impl.c @@ -22,1353 +22,12 @@ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. */ -#if defined(_KERNEL) && defined(__amd64) -#include - -#define KPREEMPT_DISABLE kfpu_begin() -#define KPREEMPT_ENABLE kfpu_end() - -#else -#define KPREEMPT_DISABLE -#define KPREEMPT_ENABLE -#endif /* _KERNEL */ - #include +#include #include #include #include - - -/* - * This file is derived from the file rijndael-alg-fst.c taken from the - * "optimized C code v3.0" on the "rijndael home page" - * http://www.iaik.tu-graz.ac.at/research/krypto/AES/old/~rijmen/rijndael/ - * pointed by the NIST web-site http://csrc.nist.gov/archive/aes/ - * - * The following note is from the original file: - */ - -/* - * rijndael-alg-fst.c - * - * @version 3.0 (December 2000) - * - * Optimised ANSI C code for the Rijndael cipher (now AES) - * - * @author Vincent Rijmen - * @author Antoon Bosselaers - * @author Paulo Barreto - * - * 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. - */ - -#if defined(__amd64) - -/* These functions are used to execute amd64 instructions for AMD or Intel: */ -extern int rijndael_key_setup_enc_amd64(uint32_t rk[], - const uint32_t cipherKey[], int keyBits); -extern int rijndael_key_setup_dec_amd64(uint32_t rk[], - const uint32_t cipherKey[], int keyBits); -extern void aes_encrypt_amd64(const uint32_t rk[], int Nr, - const uint32_t pt[4], uint32_t ct[4]); -extern void aes_decrypt_amd64(const uint32_t rk[], int Nr, - const uint32_t ct[4], uint32_t pt[4]); - -/* These functions are used to execute Intel-specific AES-NI instructions: */ -extern int rijndael_key_setup_enc_intel(uint32_t rk[], - const uint32_t cipherKey[], uint64_t keyBits); -extern int rijndael_key_setup_dec_intel(uint32_t rk[], - const uint32_t cipherKey[], uint64_t keyBits); -extern void aes_encrypt_intel(const uint32_t rk[], int Nr, - const uint32_t pt[4], uint32_t ct[4]); -extern void aes_decrypt_intel(const uint32_t rk[], int Nr, - const uint32_t ct[4], uint32_t pt[4]); - -static int intel_aes_instructions_present(void); - -#define AES_ENCRYPT_IMPL(a, b, c, d, e) rijndael_encrypt(a, b, c, d, e) -#define AES_DECRYPT_IMPL(a, b, c, d, e) rijndael_decrypt(a, b, c, d, e) - -#else /* Generic C implementation */ - -#define AES_ENCRYPT_IMPL(a, b, c, d, e) rijndael_encrypt(a, b, c, d) -#define AES_DECRYPT_IMPL(a, b, c, d, e) rijndael_decrypt(a, b, c, d) -#define rijndael_key_setup_enc_raw rijndael_key_setup_enc -#endif /* __amd64 */ - -#if defined(_LITTLE_ENDIAN) && !defined(__amd64) -#define AES_BYTE_SWAP -#endif - - -#if !defined(__amd64) -/* - * Constant tables - */ - -/* - * Te0[x] = S [x].[02, 01, 01, 03]; - * Te1[x] = S [x].[03, 02, 01, 01]; - * Te2[x] = S [x].[01, 03, 02, 01]; - * Te3[x] = S [x].[01, 01, 03, 02]; - * Te4[x] = S [x].[01, 01, 01, 01]; - * - * 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, 01, 01, 01]; - */ - -/* Encrypt Sbox constants (for the substitute bytes operation) */ - -static const uint32_t Te0[256] = -{ - 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU, - 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U, - 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU, - 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU, - 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U, - 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU, - 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU, - 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU, - 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU, - 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU, - 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U, - 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU, - 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU, - 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U, - 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU, - 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU, - 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU, - 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU, - 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU, - 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U, - 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU, - 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU, - 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU, - 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU, - 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U, - 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U, - 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U, - 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U, - 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU, - 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U, - 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U, - 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU, - 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU, - 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U, - 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U, - 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U, - 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU, - 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U, - 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU, - 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U, - 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU, - 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U, - 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U, - 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU, - 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U, - 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U, - 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U, - 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U, - 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U, - 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U, - 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U, - 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U, - 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU, - 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U, - 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U, - 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U, - 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U, - 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U, - 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U, - 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU, - 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U, - 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U, - 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U, - 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU -}; - - -static const uint32_t Te1[256] = -{ - 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU, - 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U, - 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU, - 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U, - 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU, - 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U, - 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU, - 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U, - 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U, - 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU, - 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U, - 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U, - 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U, - 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU, - 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U, - 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U, - 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU, - 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U, - 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U, - 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U, - 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU, - 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU, - 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U, - 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU, - 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU, - 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U, - 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU, - 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U, - 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU, - 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U, - 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U, - 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U, - 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU, - 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U, - 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU, - 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U, - 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU, - 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U, - 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U, - 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU, - 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU, - 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU, - 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U, - 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U, - 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU, - 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U, - 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU, - 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U, - 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU, - 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U, - 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU, - 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU, - 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U, - 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU, - 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U, - 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU, - 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U, - 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U, - 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U, - 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU, - 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU, - 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U, - 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU, - 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U -}; - - -static const uint32_t Te2[256] = -{ - 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU, - 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U, - 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU, - 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U, - 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU, - 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U, - 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU, - 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U, - 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U, - 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU, - 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U, - 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U, - 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U, - 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU, - 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U, - 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U, - 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU, - 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U, - 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U, - 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U, - 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU, - 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU, - 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U, - 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU, - 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU, - 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U, - 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU, - 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U, - 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU, - 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U, - 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U, - 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U, - 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU, - 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U, - 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU, - 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U, - 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU, - 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U, - 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U, - 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU, - 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU, - 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU, - 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U, - 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U, - 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU, - 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U, - 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU, - 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U, - 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU, - 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U, - 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU, - 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU, - 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U, - 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU, - 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U, - 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU, - 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U, - 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U, - 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U, - 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU, - 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU, - 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U, - 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU, - 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U -}; - - -static const uint32_t Te3[256] = -{ - 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U, - 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U, - 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U, - 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU, - 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU, - 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU, - 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U, - 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU, - 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU, - 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U, - 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U, - 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU, - 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU, - 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU, - 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU, - 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU, - 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U, - 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU, - 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU, - 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U, - 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U, - 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U, - 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U, - 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U, - 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU, - 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U, - 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU, - 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU, - 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U, - 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U, - 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U, - 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU, - 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U, - 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU, - 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU, - 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U, - 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U, - 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU, - 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U, - 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU, - 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U, - 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U, - 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U, - 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U, - 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU, - 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U, - 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU, - 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U, - 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU, - 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U, - 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU, - 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU, - 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU, - 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU, - 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U, - 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U, - 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U, - 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U, - 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U, - 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U, - 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU, - 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U, - 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU, - 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU -}; - -static const uint32_t Te4[256] = -{ - 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU, - 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U, - 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU, - 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U, - 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU, - 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U, - 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU, - 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U, - 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U, - 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU, - 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U, - 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U, - 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U, - 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU, - 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U, - 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U, - 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU, - 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U, - 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U, - 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U, - 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU, - 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU, - 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U, - 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU, - 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU, - 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U, - 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU, - 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U, - 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU, - 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U, - 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U, - 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U, - 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU, - 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U, - 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU, - 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U, - 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU, - 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U, - 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U, - 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU, - 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU, - 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU, - 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U, - 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U, - 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU, - 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U, - 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU, - 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U, - 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU, - 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U, - 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU, - 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU, - 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U, - 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU, - 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U, - 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU, - 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U, - 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U, - 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U, - 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU, - 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU, - 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U, - 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU, - 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U -}; - -/* Decrypt Sbox constants (for the substitute bytes operation) */ - -static const uint32_t Td0[256] = -{ - 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U, - 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U, - 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U, - 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU, - 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U, - 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U, - 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU, - 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U, - 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU, - 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U, - 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U, - 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U, - 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U, - 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU, - 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U, - 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU, - 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U, - 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU, - 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U, - 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U, - 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U, - 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU, - 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U, - 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU, - 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U, - 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU, - 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U, - 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU, - 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU, - 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U, - 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU, - 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U, - 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU, - 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U, - 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U, - 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U, - 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU, - 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U, - 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U, - 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU, - 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U, - 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U, - 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U, - 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U, - 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U, - 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU, - 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U, - 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U, - 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U, - 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U, - 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U, - 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU, - 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU, - 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU, - 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU, - 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U, - 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U, - 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU, - 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU, - 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U, - 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU, - 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U, - 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U, - 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U -}; - -static const uint32_t Td1[256] = -{ - 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU, - 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U, - 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU, - 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U, - 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U, - 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U, - 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U, - 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U, - 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U, - 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU, - 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU, - 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU, - 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U, - 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU, - 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U, - 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U, - 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U, - 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU, - 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU, - 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U, - 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU, - 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U, - 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU, - 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU, - 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U, - 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U, - 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U, - 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU, - 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U, - 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU, - 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U, - 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U, - 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U, - 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU, - 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U, - 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U, - 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U, - 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U, - 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U, - 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U, - 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU, - 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU, - 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U, - 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU, - 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U, - 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU, - 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU, - 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U, - 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU, - 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U, - 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U, - 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U, - 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U, - 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U, - 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U, - 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U, - 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU, - 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U, - 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U, - 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU, - 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U, - 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U, - 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U, - 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U -}; - -static const uint32_t Td2[256] = -{ - 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U, - 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U, - 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U, - 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U, - 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU, - 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U, - 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U, - 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U, - 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U, - 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU, - 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U, - 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U, - 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU, - 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U, - 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U, - 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U, - 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U, - 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U, - 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U, - 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU, - 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U, - 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U, - 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U, - 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U, - 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U, - 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU, - 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU, - 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U, - 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU, - 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U, - 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU, - 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU, - 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU, - 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU, - 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U, - 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U, - 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U, - 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U, - 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U, - 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U, - 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U, - 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU, - 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU, - 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U, - 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U, - 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU, - 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU, - 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U, - 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U, - 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U, - 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U, - 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U, - 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U, - 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U, - 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU, - 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U, - 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U, - 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U, - 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U, - 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U, - 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U, - 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU, - 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U, - 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U -}; - -static const uint32_t Td3[256] = -{ - 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU, - 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU, - 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U, - 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U, - 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU, - 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU, - 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U, - 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU, - 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U, - 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU, - 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U, - 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U, - 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U, - 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U, - 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U, - 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU, - 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU, - 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U, - 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U, - 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU, - 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU, - 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U, - 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U, - 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U, - 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U, - 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU, - 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U, - 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U, - 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU, - 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU, - 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U, - 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U, - 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U, - 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU, - 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U, - 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U, - 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U, - 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U, - 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U, - 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U, - 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U, - 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU, - 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U, - 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U, - 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU, - 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU, - 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U, - 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU, - 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U, - 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U, - 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U, - 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U, - 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U, - 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U, - 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU, - 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU, - 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU, - 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU, - 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U, - 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U, - 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U, - 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU, - 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U, - 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U -}; - -static const uint32_t Td4[256] = -{ - 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U, - 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U, - 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU, - 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU, - 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U, - 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U, - 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U, - 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU, - 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U, - 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU, - 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU, - 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU, - 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U, - 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U, - 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U, - 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U, - 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U, - 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U, - 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU, - 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U, - 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U, - 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU, - 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U, - 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U, - 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U, - 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU, - 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U, - 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U, - 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU, - 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U, - 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U, - 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU, - 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U, - 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU, - 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU, - 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U, - 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U, - 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U, - 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U, - 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU, - 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U, - 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U, - 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU, - 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU, - 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU, - 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U, - 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU, - 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U, - 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U, - 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U, - 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U, - 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU, - 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U, - 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU, - 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU, - 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU, - 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU, - 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U, - 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU, - 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U, - 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU, - 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U, - 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U, - 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU -}; - -/* Rcon is Round Constant; used for encryption key expansion */ -static const uint32_t rcon[RC_LENGTH] = -{ - /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */ - 0x01000000, 0x02000000, 0x04000000, 0x08000000, - 0x10000000, 0x20000000, 0x40000000, 0x80000000, - 0x1B000000, 0x36000000 -}; - - -/* - * Expand the cipher key into the encryption key schedule. - * - * Return the number of rounds for the given cipher key size. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk AES key schedule 32-bit array to be initialized - * cipherKey User key - * keyBits AES key size (128, 192, or 256 bits) - */ -static int -rijndael_key_setup_enc_raw(uint32_t rk[], const uint32_t cipherKey[], - int keyBits) -{ - int i = 0; - uint32_t temp; - - rk[0] = cipherKey[0]; - rk[1] = cipherKey[1]; - rk[2] = cipherKey[2]; - rk[3] = cipherKey[3]; - - if (keyBits == 128) { - for (;;) { - temp = rk[3]; - rk[4] = rk[0] ^ - (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ - (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Te4[temp & 0xff] & 0x0000ff00) ^ - (Te4[temp >> 24] & 0x000000ff) ^ - rcon[i]; - rk[5] = rk[1] ^ rk[4]; - rk[6] = rk[2] ^ rk[5]; - rk[7] = rk[3] ^ rk[6]; - - if (++i == 10) { - return (10); - } - rk += 4; - } - } - - rk[4] = cipherKey[4]; - rk[5] = cipherKey[5]; - - if (keyBits == 192) { - for (;;) { - temp = rk[5]; - rk[6] = rk[0] ^ - (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ - (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Te4[temp & 0xff] & 0x0000ff00) ^ - (Te4[temp >> 24] & 0x000000ff) ^ - rcon[i]; - rk[7] = rk[1] ^ rk[6]; - rk[8] = rk[2] ^ rk[7]; - rk[9] = rk[3] ^ rk[8]; - - if (++i == 8) { - return (12); - } - - rk[10] = rk[4] ^ rk[9]; - rk[11] = rk[5] ^ rk[10]; - rk += 6; - } - } - - rk[6] = cipherKey[6]; - rk[7] = cipherKey[7]; - - if (keyBits == 256) { - for (;;) { - temp = rk[7]; - rk[8] = rk[0] ^ - (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ - (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Te4[temp & 0xff] & 0x0000ff00) ^ - (Te4[temp >> 24] & 0x000000ff) ^ - rcon[i]; - rk[9] = rk[1] ^ rk[8]; - rk[10] = rk[2] ^ rk[9]; - rk[11] = rk[3] ^ rk[10]; - - if (++i == 7) { - return (14); - } - temp = rk[11]; - rk[12] = rk[4] ^ - (Te4[temp >> 24] & 0xff000000) ^ - (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^ - (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^ - (Te4[temp & 0xff] & 0x000000ff); - rk[13] = rk[5] ^ rk[12]; - rk[14] = rk[6] ^ rk[13]; - rk[15] = rk[7] ^ rk[14]; - - rk += 8; - } - } - - return (0); -} -#endif /* !__amd64 */ - -#if defined(__amd64) - -/* - * Expand the 32-bit AES cipher key array into the encryption and decryption - * key schedules. - * - * Parameters: - * key AES key schedule to be initialized - * keyarr32 User key - * keyBits AES key size (128, 192, or 256 bits) - */ -static void -aes_setupkeys(aes_key_t *key, const uint32_t *keyarr32, int keybits) -{ - if (intel_aes_instructions_present()) { - key->flags = INTEL_AES_NI_CAPABLE; - KPREEMPT_DISABLE; - key->nr = rijndael_key_setup_enc_intel(&(key->encr_ks.ks32[0]), - keyarr32, keybits); - key->nr = rijndael_key_setup_dec_intel(&(key->decr_ks.ks32[0]), - keyarr32, keybits); - KPREEMPT_ENABLE; - } else { - key->flags = 0; - key->nr = rijndael_key_setup_enc_amd64(&(key->encr_ks.ks32[0]), - keyarr32, keybits); - key->nr = rijndael_key_setup_dec_amd64(&(key->decr_ks.ks32[0]), - keyarr32, keybits); - } - - key->type = AES_32BIT_KS; -} - -/* - * Encrypt one block of data. The block is assumed to be an array - * of four uint32_t values, so copy for alignment (and byte-order - * reversal for little endian systems might be necessary on the - * input and output byte streams. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk Key schedule, of aes_ks_t (60 32-bit integers) - * Nr Number of rounds - * pt Input block (plain text) - * ct Output block (crypto text). Can overlap with pt - * flags Indicates whether we're on Intel AES-NI-capable hardware - */ -static void -rijndael_encrypt(const uint32_t rk[], int Nr, const uint32_t pt[4], - uint32_t ct[4], int flags) -{ - if (flags & INTEL_AES_NI_CAPABLE) { - KPREEMPT_DISABLE; - aes_encrypt_intel(rk, Nr, pt, ct); - KPREEMPT_ENABLE; - } else { - aes_encrypt_amd64(rk, Nr, pt, ct); - } -} - -/* - * Decrypt one block of data. The block is assumed to be an array - * of four uint32_t values, so copy for alignment (and byte-order - * reversal for little endian systems might be necessary on the - * input and output byte streams. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk Key schedule, of aes_ks_t (60 32-bit integers) - * Nr Number of rounds - * ct Input block (crypto text) - * pt Output block (plain text). Can overlap with pt - * flags Indicates whether we're on Intel AES-NI-capable hardware - */ -static void -rijndael_decrypt(const uint32_t rk[], int Nr, const uint32_t ct[4], - uint32_t pt[4], int flags) -{ - if (flags & INTEL_AES_NI_CAPABLE) { - KPREEMPT_DISABLE; - aes_decrypt_intel(rk, Nr, ct, pt); - KPREEMPT_ENABLE; - } else { - aes_decrypt_amd64(rk, Nr, ct, pt); - } -} - - -#else /* generic C implementation */ - -/* - * Expand the cipher key into the decryption key schedule. - * Return the number of rounds for the given cipher key size. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk AES key schedule 32-bit array to be initialized - * cipherKey User key - * keyBits AES key size (128, 192, or 256 bits) - */ -static int -rijndael_key_setup_dec(uint32_t rk[], const uint32_t cipherKey[], int keyBits) -{ - int Nr, i, j; - uint32_t temp; - - /* expand the cipher key: */ - Nr = rijndael_key_setup_enc_raw(rk, cipherKey, keyBits); - - /* invert the order of the round keys: */ - for (i = 0, j = 4 * Nr; 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 < Nr; i++) { - rk += 4; - rk[0] = Td0[Te4[rk[0] >> 24] & 0xff] ^ - Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^ - Td2[Te4[(rk[0] >> 8) & 0xff] & 0xff] ^ - Td3[Te4[rk[0] & 0xff] & 0xff]; - rk[1] = Td0[Te4[rk[1] >> 24] & 0xff] ^ - Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^ - Td2[Te4[(rk[1] >> 8) & 0xff] & 0xff] ^ - Td3[Te4[rk[1] & 0xff] & 0xff]; - rk[2] = Td0[Te4[rk[2] >> 24] & 0xff] ^ - Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^ - Td2[Te4[(rk[2] >> 8) & 0xff] & 0xff] ^ - Td3[Te4[rk[2] & 0xff] & 0xff]; - rk[3] = Td0[Te4[rk[3] >> 24] & 0xff] ^ - Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^ - Td2[Te4[(rk[3] >> 8) & 0xff] & 0xff] ^ - Td3[Te4[rk[3] & 0xff] & 0xff]; - } - - return (Nr); -} - - -/* - * Expand the 32-bit AES cipher key array into the encryption and decryption - * key schedules. - * - * Parameters: - * key AES key schedule to be initialized - * keyarr32 User key - * keyBits AES key size (128, 192, or 256 bits) - */ -static void -aes_setupkeys(aes_key_t *key, const uint32_t *keyarr32, int keybits) -{ - key->nr = rijndael_key_setup_enc(&(key->encr_ks.ks32[0]), keyarr32, - keybits); - key->nr = rijndael_key_setup_dec(&(key->decr_ks.ks32[0]), keyarr32, - keybits); - key->type = AES_32BIT_KS; -} - - -/* - * Encrypt one block of data. The block is assumed to be an array - * of four uint32_t values, so copy for alignment (and byte-order - * reversal for little endian systems might be necessary on the - * input and output byte streams. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk Key schedule, of aes_ks_t (60 32-bit integers) - * Nr Number of rounds - * pt Input block (plain text) - * ct Output block (crypto text). Can overlap with pt - */ -static void -rijndael_encrypt(const uint32_t rk[], int Nr, const uint32_t pt[4], - uint32_t ct[4]) -{ - uint32_t s0, s1, s2, s3, t0, t1, t2, t3; - int r; - - /* - * map byte array block to cipher state - * and add initial round key: - */ - - s0 = pt[0] ^ rk[0]; - s1 = pt[1] ^ rk[1]; - s2 = pt[2] ^ rk[2]; - s3 = pt[3] ^ rk[3]; - - /* - * Nr - 1 full rounds: - */ - - r = Nr >> 1; - - for (;;) { - t0 = Te0[s0 >> 24] ^ - Te1[(s1 >> 16) & 0xff] ^ - Te2[(s2 >> 8) & 0xff] ^ - Te3[s3 & 0xff] ^ - rk[4]; - - t1 = Te0[s1 >> 24] ^ - Te1[(s2 >> 16) & 0xff] ^ - Te2[(s3 >> 8) & 0xff] ^ - Te3[s0 & 0xff] ^ - rk[5]; - - t2 = Te0[s2 >> 24] ^ - Te1[(s3 >> 16) & 0xff] ^ - Te2[(s0 >> 8) & 0xff] ^ - Te3[s1 & 0xff] ^ - rk[6]; - - t3 = Te0[s3 >> 24] ^ - Te1[(s0 >> 16) & 0xff] ^ - Te2[(s1 >> 8) & 0xff] ^ - Te3[s2 & 0xff] ^ - rk[7]; - - rk += 8; - - if (--r == 0) { - break; - } - - s0 = Te0[t0 >> 24] ^ - Te1[(t1 >> 16) & 0xff] ^ - Te2[(t2 >> 8) & 0xff] ^ - Te3[t3 & 0xff] ^ - rk[0]; - - s1 = Te0[t1 >> 24] ^ - Te1[(t2 >> 16) & 0xff] ^ - Te2[(t3 >> 8) & 0xff] ^ - Te3[t0 & 0xff] ^ - rk[1]; - - s2 = Te0[t2 >> 24] ^ - Te1[(t3 >> 16) & 0xff] ^ - Te2[(t0 >> 8) & 0xff] ^ - Te3[t1 & 0xff] ^ - rk[2]; - - s3 = Te0[t3 >> 24] ^ - Te1[(t0 >> 16) & 0xff] ^ - Te2[(t1 >> 8) & 0xff] ^ - Te3[t2 & 0xff] ^ - rk[3]; - } - - /* - * apply last round and - * map cipher state to byte array block: - */ - - s0 = (Te4[(t0 >> 24)] & 0xff000000) ^ - (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^ - (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^ - (Te4[t3 & 0xff] & 0x000000ff) ^ - rk[0]; - ct[0] = s0; - - s1 = (Te4[(t1 >> 24)] & 0xff000000) ^ - (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^ - (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^ - (Te4[t0 & 0xff] & 0x000000ff) ^ - rk[1]; - ct[1] = s1; - - s2 = (Te4[(t2 >> 24)] & 0xff000000) ^ - (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^ - (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^ - (Te4[t1 & 0xff] & 0x000000ff) ^ - rk[2]; - ct[2] = s2; - - s3 = (Te4[(t3 >> 24)] & 0xff000000) ^ - (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^ - (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^ - (Te4[t2 & 0xff] & 0x000000ff) ^ - rk[3]; - ct[3] = s3; -} - - -/* - * Decrypt one block of data. The block is assumed to be an array - * of four uint32_t values, so copy for alignment (and byte-order - * reversal for little endian systems might be necessary on the - * input and output byte streams. - * The size of the key schedule depends on the number of rounds - * (which can be computed from the size of the key), i.e. 4*(Nr + 1). - * - * Parameters: - * rk Key schedule, of aes_ks_t (60 32-bit integers) - * Nr Number of rounds - * ct Input block (crypto text) - * pt Output block (plain text). Can overlap with pt - */ -static void -rijndael_decrypt(const uint32_t rk[], int Nr, const uint32_t ct[4], - uint32_t pt[4]) -{ - uint32_t s0, s1, s2, s3, t0, t1, t2, t3; - int r; - - /* - * map byte array block to cipher state - * and add initial round key: - */ - s0 = ct[0] ^ rk[0]; - s1 = ct[1] ^ rk[1]; - s2 = ct[2] ^ rk[2]; - s3 = ct[3] ^ rk[3]; - - /* - * Nr - 1 full rounds: - */ - - r = Nr >> 1; - - for (;;) { - t0 = Td0[s0 >> 24] ^ - Td1[(s3 >> 16) & 0xff] ^ - Td2[(s2 >> 8) & 0xff] ^ - Td3[s1 & 0xff] ^ - rk[4]; - - t1 = Td0[s1 >> 24] ^ - Td1[(s0 >> 16) & 0xff] ^ - Td2[(s3 >> 8) & 0xff] ^ - Td3[s2 & 0xff] ^ - rk[5]; - - t2 = Td0[s2 >> 24] ^ - Td1[(s1 >> 16) & 0xff] ^ - Td2[(s0 >> 8) & 0xff] ^ - Td3[s3 & 0xff] ^ - rk[6]; - - t3 = Td0[s3 >> 24] ^ - Td1[(s2 >> 16) & 0xff] ^ - Td2[(s1 >> 8) & 0xff] ^ - Td3[s0 & 0xff] ^ - rk[7]; - - rk += 8; - - if (--r == 0) { - break; - } - - s0 = Td0[t0 >> 24] ^ - Td1[(t3 >> 16) & 0xff] ^ - Td2[(t2 >> 8) & 0xff] ^ - Td3[t1 & 0xff] ^ - rk[0]; - - s1 = Td0[t1 >> 24] ^ - Td1[(t0 >> 16) & 0xff] ^ - Td2[(t3 >> 8) & 0xff] ^ - Td3[t2 & 0xff] ^ - rk[1]; - - s2 = Td0[t2 >> 24] ^ - Td1[(t1 >> 16) & 0xff] ^ - Td2[(t0 >> 8) & 0xff] ^ - Td3[t3 & 0xff] ^ - rk[2]; - - s3 = Td0[t3 >> 24] ^ - Td1[(t2 >> 16) & 0xff] ^ - Td2[(t1 >> 8) & 0xff] ^ - Td3[t0 & 0xff] ^ - rk[3]; - } - - /* - * apply last round and - * map cipher state to byte array block: - */ - - s0 = (Td4[t0 >> 24] & 0xff000000) ^ - (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^ - (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^ - (Td4[t1 & 0xff] & 0x000000ff) ^ - rk[0]; - pt[0] = s0; - - s1 = (Td4[t1 >> 24] & 0xff000000) ^ - (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^ - (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^ - (Td4[t2 & 0xff] & 0x000000ff) ^ - rk[1]; - pt[1] = s1; - - s2 = (Td4[t2 >> 24] & 0xff000000) ^ - (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^ - (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^ - (Td4[t3 & 0xff] & 0x000000ff) ^ - rk[2]; - pt[2] = s2; - - s3 = (Td4[t3 >> 24] & 0xff000000) ^ - (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^ - (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^ - (Td4[t0 & 0xff] & 0x000000ff) ^ - rk[3]; - pt[3] = s3; -} -#endif /* __amd64 */ - - /* * Initialize AES encryption and decryption key schedules. * @@ -1381,6 +40,7 @@ rijndael_decrypt(const uint32_t rk[], int Nr, const uint32_t ct[4], void aes_init_keysched(const uint8_t *cipherKey, uint_t keyBits, void *keysched) { + aes_impl_ops_t *ops = aes_impl_get_ops(); aes_key_t *newbie = keysched; uint_t keysize, i, j; union { @@ -1408,31 +68,36 @@ aes_init_keysched(const uint8_t *cipherKey, uint_t keyBits, void *keysched) keysize = CRYPTO_BITS2BYTES(keyBits); /* - * For _LITTLE_ENDIAN machines (except AMD64), reverse every - * 4 bytes in the key. On _BIG_ENDIAN and AMD64, copy the key - * without reversing bytes. - * For AMD64, do not byte swap for aes_setupkeys(). - * - * SPARCv8/v9 uses a key schedule array with 64-bit elements. - * X86/AMD64 uses a key schedule array with 32-bit elements. + * Generic C implementation requires byteswap for little endian + * machines, various accelerated implementations for various + * architectures may not. */ -#ifndef AES_BYTE_SWAP - if (IS_P2ALIGNED(cipherKey, sizeof (uint64_t))) { - for (i = 0, j = 0; j < keysize; i++, j += 8) { - /* LINTED: pointer alignment */ - keyarr.ka64[i] = *((uint64_t *)&cipherKey[j]); + if (!ops->needs_byteswap) { + /* no byteswap needed */ + if (IS_P2ALIGNED(cipherKey, sizeof (uint64_t))) { + for (i = 0, j = 0; j < keysize; i++, j += 8) { + /* LINTED: pointer alignment */ + keyarr.ka64[i] = *((uint64_t *)&cipherKey[j]); + } + } else { + bcopy(cipherKey, keyarr.ka32, keysize); } } else { - bcopy(cipherKey, keyarr.ka32, keysize); + /* byte swap */ + for (i = 0, j = 0; j < keysize; i++, j += 4) { + keyarr.ka32[i] = + htonl(*(uint32_t *)(void *)&cipherKey[j]); + } } -#else /* byte swap */ - for (i = 0, j = 0; j < keysize; i++, j += 4) { - keyarr.ka32[i] = htonl(*(uint32_t *)(void *)&cipherKey[j]); - } -#endif + ops->generate(newbie, keyarr.ka32, keyBits); + newbie->ops = ops; - aes_setupkeys(newbie, keyarr.ka32, keyBits); + /* + * Note: if there are systems that need the AES_64BIT_KS type in the + * future, move setting key schedule type to individual implementations + */ + newbie->type = AES_32BIT_KS; } @@ -1449,42 +114,36 @@ int aes_encrypt_block(const void *ks, const uint8_t *pt, uint8_t *ct) { aes_key_t *ksch = (aes_key_t *)ks; + const aes_impl_ops_t *ops = ksch->ops; -#ifndef AES_BYTE_SWAP - if (IS_P2ALIGNED2(pt, ct, sizeof (uint32_t))) { + if (IS_P2ALIGNED2(pt, ct, sizeof (uint32_t)) && !ops->needs_byteswap) { /* LINTED: pointer alignment */ - AES_ENCRYPT_IMPL(&ksch->encr_ks.ks32[0], ksch->nr, + ops->encrypt(&ksch->encr_ks.ks32[0], ksch->nr, /* LINTED: pointer alignment */ - (uint32_t *)pt, (uint32_t *)ct, ksch->flags); + (uint32_t *)pt, (uint32_t *)ct); } else { -#endif uint32_t buffer[AES_BLOCK_LEN / sizeof (uint32_t)]; /* Copy input block into buffer */ -#ifndef AES_BYTE_SWAP - bcopy(pt, &buffer, AES_BLOCK_LEN); + if (ops->needs_byteswap) { + buffer[0] = htonl(*(uint32_t *)(void *)&pt[0]); + buffer[1] = htonl(*(uint32_t *)(void *)&pt[4]); + buffer[2] = htonl(*(uint32_t *)(void *)&pt[8]); + buffer[3] = htonl(*(uint32_t *)(void *)&pt[12]); + } else + bcopy(pt, &buffer, AES_BLOCK_LEN); -#else /* byte swap */ - buffer[0] = htonl(*(uint32_t *)(void *)&pt[0]); - buffer[1] = htonl(*(uint32_t *)(void *)&pt[4]); - buffer[2] = htonl(*(uint32_t *)(void *)&pt[8]); - buffer[3] = htonl(*(uint32_t *)(void *)&pt[12]); -#endif - - AES_ENCRYPT_IMPL(&ksch->encr_ks.ks32[0], ksch->nr, - buffer, buffer, ksch->flags); + ops->encrypt(&ksch->encr_ks.ks32[0], ksch->nr, buffer, buffer); /* Copy result from buffer to output block */ -#ifndef AES_BYTE_SWAP - bcopy(&buffer, ct, AES_BLOCK_LEN); + if (ops->needs_byteswap) { + *(uint32_t *)(void *)&ct[0] = htonl(buffer[0]); + *(uint32_t *)(void *)&ct[4] = htonl(buffer[1]); + *(uint32_t *)(void *)&ct[8] = htonl(buffer[2]); + *(uint32_t *)(void *)&ct[12] = htonl(buffer[3]); + } else + bcopy(&buffer, ct, AES_BLOCK_LEN); } - -#else /* byte swap */ - *(uint32_t *)(void *)&ct[0] = htonl(buffer[0]); - *(uint32_t *)(void *)&ct[4] = htonl(buffer[1]); - *(uint32_t *)(void *)&ct[8] = htonl(buffer[2]); - *(uint32_t *)(void *)&ct[12] = htonl(buffer[3]); -#endif return (CRYPTO_SUCCESS); } @@ -1502,43 +161,36 @@ int aes_decrypt_block(const void *ks, const uint8_t *ct, uint8_t *pt) { aes_key_t *ksch = (aes_key_t *)ks; + const aes_impl_ops_t *ops = ksch->ops; -#ifndef AES_BYTE_SWAP - if (IS_P2ALIGNED2(ct, pt, sizeof (uint32_t))) { + if (IS_P2ALIGNED2(ct, pt, sizeof (uint32_t)) && !ops->needs_byteswap) { /* LINTED: pointer alignment */ - AES_DECRYPT_IMPL(&ksch->decr_ks.ks32[0], ksch->nr, + ops->decrypt(&ksch->decr_ks.ks32[0], ksch->nr, /* LINTED: pointer alignment */ - (uint32_t *)ct, (uint32_t *)pt, ksch->flags); + (uint32_t *)ct, (uint32_t *)pt); } else { -#endif uint32_t buffer[AES_BLOCK_LEN / sizeof (uint32_t)]; /* Copy input block into buffer */ -#ifndef AES_BYTE_SWAP - bcopy(ct, &buffer, AES_BLOCK_LEN); + if (ops->needs_byteswap) { + buffer[0] = htonl(*(uint32_t *)(void *)&ct[0]); + buffer[1] = htonl(*(uint32_t *)(void *)&ct[4]); + buffer[2] = htonl(*(uint32_t *)(void *)&ct[8]); + buffer[3] = htonl(*(uint32_t *)(void *)&ct[12]); + } else + bcopy(ct, &buffer, AES_BLOCK_LEN); -#else /* byte swap */ - buffer[0] = htonl(*(uint32_t *)(void *)&ct[0]); - buffer[1] = htonl(*(uint32_t *)(void *)&ct[4]); - buffer[2] = htonl(*(uint32_t *)(void *)&ct[8]); - buffer[3] = htonl(*(uint32_t *)(void *)&ct[12]); -#endif - - AES_DECRYPT_IMPL(&ksch->decr_ks.ks32[0], ksch->nr, - buffer, buffer, ksch->flags); + ops->decrypt(&ksch->decr_ks.ks32[0], ksch->nr, buffer, buffer); /* Copy result from buffer to output block */ -#ifndef AES_BYTE_SWAP - bcopy(&buffer, pt, AES_BLOCK_LEN); + if (ops->needs_byteswap) { + *(uint32_t *)(void *)&pt[0] = htonl(buffer[0]); + *(uint32_t *)(void *)&pt[4] = htonl(buffer[1]); + *(uint32_t *)(void *)&pt[8] = htonl(buffer[2]); + *(uint32_t *)(void *)&pt[12] = htonl(buffer[3]); + } else + bcopy(&buffer, pt, AES_BLOCK_LEN); } - -#else /* byte swap */ - *(uint32_t *)(void *)&pt[0] = htonl(buffer[0]); - *(uint32_t *)(void *)&pt[4] = htonl(buffer[1]); - *(uint32_t *)(void *)&pt[8] = htonl(buffer[2]); - *(uint32_t *)(void *)&pt[12] = htonl(buffer[3]); -#endif - return (CRYPTO_SUCCESS); } @@ -1567,52 +219,214 @@ aes_alloc_keysched(size_t *size, int kmflag) return (NULL); } +/* AES implementation that contains the fastest methods */ +static aes_impl_ops_t aes_fastest_impl = { + .name = "fastest" +}; -#ifdef __amd64 +/* All compiled in implementations */ +const aes_impl_ops_t *aes_all_impl[] = { + &aes_generic_impl, +#if defined(__x86_64) + &aes_x86_64_impl, +#endif +#if defined(__x86_64) && defined(HAVE_AES) + &aes_aesni_impl, +#endif +}; -#define INTEL_AESNI_FLAG (1 << 25) +/* Indicate that benchmark has been completed */ +static boolean_t aes_impl_initialized = B_FALSE; + +/* Select aes implementation */ +#define IMPL_FASTEST (UINT32_MAX) +#define IMPL_CYCLE (UINT32_MAX-1) + +#define AES_IMPL_READ(i) (*(volatile uint32_t *) &(i)) + +static uint32_t icp_aes_impl = IMPL_FASTEST; +static uint32_t user_sel_impl = IMPL_FASTEST; + +/* Hold all supported implementations */ +static size_t aes_supp_impl_cnt = 0; +static aes_impl_ops_t *aes_supp_impl[ARRAY_SIZE(aes_all_impl)]; /* - * Return 1 if executing on Intel with AES-NI instructions, - * otherwise 0 (i.e., Intel without AES-NI or AMD64). - * Cache the result, as the CPU can't change. + * Selects the aes operations for encrypt/decrypt/key setup */ -static int -intel_aes_instructions_present(void) +aes_impl_ops_t * +aes_impl_get_ops() { - static int cached_result = -1; - unsigned eax, ebx, ecx, edx; - unsigned func, subfunc; + aes_impl_ops_t *ops = NULL; + const uint32_t impl = AES_IMPL_READ(icp_aes_impl); - if (cached_result == -1) { /* first time */ - /* check for an intel cpu */ - func = 0; - subfunc = 0; + switch (impl) { + case IMPL_FASTEST: + ASSERT(aes_impl_initialized); + ops = &aes_fastest_impl; + break; + case IMPL_CYCLE: + { + ASSERT(aes_impl_initialized); + ASSERT3U(aes_supp_impl_cnt, >, 0); + /* Cycle through supported implementations */ + static size_t cycle_impl_idx = 0; + size_t idx = (++cycle_impl_idx) % aes_supp_impl_cnt; + ops = aes_supp_impl[idx]; + } + break; + default: + ASSERT3U(impl, <, aes_supp_impl_cnt); + ASSERT3U(aes_supp_impl_cnt, >, 0); + if (impl < ARRAY_SIZE(aes_all_impl)) + ops = aes_supp_impl[impl]; + break; + } - __asm__ __volatile__( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a"(func), "c"(subfunc)); + ASSERT3P(ops, !=, NULL); - if (memcmp((char *)(&ebx), "Genu", 4) == 0 && - memcmp((char *)(&edx), "ineI", 4) == 0 && - memcmp((char *)(&ecx), "ntel", 4) == 0) { - func = 1; - subfunc = 0; + return (ops); +} - /* check for aes-ni instruction set */ - __asm__ __volatile__( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a"(func), "c"(subfunc)); +void +aes_impl_init(void) +{ + aes_impl_ops_t *curr_impl; + int i, c; - cached_result = !!(ecx & INTEL_AESNI_FLAG); - } else { - cached_result = 0; + /* move supported impl into aes_supp_impls */ + for (i = 0, c = 0; i < ARRAY_SIZE(aes_all_impl); i++) { + curr_impl = (aes_impl_ops_t *)aes_all_impl[i]; + + if (curr_impl->is_supported()) + aes_supp_impl[c++] = (aes_impl_ops_t *)curr_impl; + } + aes_supp_impl_cnt = c; + + /* set fastest implementation. assume hardware accelerated is fastest */ +#if defined(__x86_64) +#if defined(HAVE_AES) + if (aes_aesni_impl.is_supported()) + memcpy(&aes_fastest_impl, &aes_aesni_impl, + sizeof (aes_fastest_impl)); + else +#endif + memcpy(&aes_fastest_impl, &aes_x86_64_impl, + sizeof (aes_fastest_impl)); +#else + memcpy(&aes_fastest_impl, &aes_generic_impl, + sizeof (aes_fastest_impl)); +#endif + + strcpy(aes_fastest_impl.name, "fastest"); + + /* Finish initialization */ + atomic_swap_32(&icp_aes_impl, user_sel_impl); + aes_impl_initialized = B_TRUE; +} + +static const struct { + char *name; + uint32_t sel; +} aes_impl_opts[] = { + { "cycle", IMPL_CYCLE }, + { "fastest", IMPL_FASTEST }, +}; + +/* + * Function sets desired aes implementation. + * + * If we are called before init(), user preference will be saved in + * user_sel_impl, and applied in later init() call. This occurs when module + * parameter is specified on module load. Otherwise, directly update + * icp_aes_impl. + * + * @val Name of aes implementation to use + * @param Unused. + */ +int +aes_impl_set(const char *val) +{ + int err = -EINVAL; + char req_name[AES_IMPL_NAME_MAX]; + uint32_t impl = AES_IMPL_READ(user_sel_impl); + size_t i; + + /* sanitize input */ + i = strnlen(val, AES_IMPL_NAME_MAX); + if (i == 0 || i >= AES_IMPL_NAME_MAX) + return (err); + + strlcpy(req_name, val, AES_IMPL_NAME_MAX); + while (i > 0 && isspace(req_name[i-1])) + i--; + req_name[i] = '\0'; + + /* Check mandatory options */ + for (i = 0; i < ARRAY_SIZE(aes_impl_opts); i++) { + if (strcmp(req_name, aes_impl_opts[i].name) == 0) { + impl = aes_impl_opts[i].sel; + err = 0; + break; } } - return (cached_result); + /* check all supported impl if init() was already called */ + if (err != 0 && aes_impl_initialized) { + /* check all supported implementations */ + for (i = 0; i < aes_supp_impl_cnt; i++) { + if (strcmp(req_name, aes_supp_impl[i]->name) == 0) { + impl = i; + err = 0; + break; + } + } + } + + if (err == 0) { + if (aes_impl_initialized) + atomic_swap_32(&icp_aes_impl, impl); + else + atomic_swap_32(&user_sel_impl, impl); + } + + return (err); } -#endif /* __amd64 */ +#if defined(_KERNEL) +#include + +static int +icp_aes_impl_set(const char *val, zfs_kernel_param_t *kp) +{ + return (aes_impl_set(val)); +} + +static int +icp_aes_impl_get(char *buffer, zfs_kernel_param_t *kp) +{ + int i, cnt = 0; + char *fmt; + const uint32_t impl = AES_IMPL_READ(icp_aes_impl); + + ASSERT(aes_impl_initialized); + + /* list mandatory options */ + for (i = 0; i < ARRAY_SIZE(aes_impl_opts); i++) { + fmt = (impl == aes_impl_opts[i].sel) ? "[%s] " : "%s "; + cnt += sprintf(buffer + cnt, fmt, aes_impl_opts[i].name); + } + + /* list all supported implementations */ + for (i = 0; i < aes_supp_impl_cnt; i++) { + fmt = (i == impl) ? "[%s] " : "%s "; + cnt += sprintf(buffer + cnt, fmt, aes_supp_impl[i]->name); + } + + return (cnt); +} + +module_param_call(icp_aes_impl, icp_aes_impl_set, icp_aes_impl_get, + NULL, 0644); +MODULE_PARM_DESC(icp_aes_impl, "Select aes implementation."); +#endif diff --git a/module/icp/algs/aes/aes_impl_aesni.c b/module/icp/algs/aes/aes_impl_aesni.c new file mode 100644 index 000000000..97f7c3a47 --- /dev/null +++ b/module/icp/algs/aes/aes_impl_aesni.c @@ -0,0 +1,123 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#if defined(__x86_64) && defined(HAVE_AES) + +#include + +/* These functions are used to execute AES-NI instructions: */ +extern int rijndael_key_setup_enc_intel(uint32_t rk[], + const uint32_t cipherKey[], uint64_t keyBits); +extern int rijndael_key_setup_dec_intel(uint32_t rk[], + const uint32_t cipherKey[], uint64_t keyBits); +extern void aes_encrypt_intel(const uint32_t rk[], int Nr, + const uint32_t pt[4], uint32_t ct[4]); +extern void aes_decrypt_intel(const uint32_t rk[], int Nr, + const uint32_t ct[4], uint32_t pt[4]); + + +#include + +/* + * Expand the 32-bit AES cipher key array into the encryption and decryption + * key schedules. + * + * Parameters: + * key AES key schedule to be initialized + * keyarr32 User key + * keyBits AES key size (128, 192, or 256 bits) + */ +static void +aes_aesni_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits) +{ + kfpu_begin(); + key->nr = rijndael_key_setup_enc_intel(&(key->encr_ks.ks32[0]), + keyarr32, keybits); + key->nr = rijndael_key_setup_dec_intel(&(key->decr_ks.ks32[0]), + keyarr32, keybits); + kfpu_end(); +} + +/* + * Encrypt one block of data. The block is assumed to be an array + * of four uint32_t values, so copy for alignment (and byte-order + * reversal for little endian systems might be necessary on the + * input and output byte streams. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk Key schedule, of aes_ks_t (60 32-bit integers) + * Nr Number of rounds + * pt Input block (plain text) + * ct Output block (crypto text). Can overlap with pt + */ +static void +aes_aesni_encrypt(const uint32_t rk[], int Nr, const uint32_t pt[4], + uint32_t ct[4]) +{ + kfpu_begin(); + aes_encrypt_intel(rk, Nr, pt, ct); + kfpu_end(); +} + +/* + * Decrypt one block of data. The block is assumed to be an array + * of four uint32_t values, so copy for alignment (and byte-order + * reversal for little endian systems might be necessary on the + * input and output byte streams. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk Key schedule, of aes_ks_t (60 32-bit integers) + * Nr Number of rounds + * ct Input block (crypto text) + * pt Output block (plain text). Can overlap with pt + */ +static void +aes_aesni_decrypt(const uint32_t rk[], int Nr, const uint32_t ct[4], + uint32_t pt[4]) +{ + kfpu_begin(); + aes_decrypt_intel(rk, Nr, ct, pt); + kfpu_end(); +} + +static boolean_t +aes_aesni_will_work(void) +{ + return (zfs_aes_available()); +} + +const aes_impl_ops_t aes_aesni_impl = { + .generate = &aes_aesni_generate, + .encrypt = &aes_aesni_encrypt, + .decrypt = &aes_aesni_decrypt, + .is_supported = &aes_aesni_will_work, + .needs_byteswap = B_FALSE, + .name = "aesni" +}; + +#endif /* defined(__x86_64) && defined(HAVE_AES) */ diff --git a/module/icp/algs/aes/aes_impl_generic.c b/module/icp/algs/aes/aes_impl_generic.c new file mode 100644 index 000000000..a3b75dbf3 --- /dev/null +++ b/module/icp/algs/aes/aes_impl_generic.c @@ -0,0 +1,1242 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#include + +/* + * This file is derived from the file rijndael-alg-fst.c taken from the + * "optimized C code v3.0" on the "rijndael home page" + * http://www.iaik.tu-graz.ac.at/research/krypto/AES/old/~rijmen/rijndael/ + * pointed by the NIST web-site http://csrc.nist.gov/archive/aes/ + * + * The following note is from the original file: + */ + +/* + * rijndael-alg-fst.c + * + * @version 3.0 (December 2000) + * + * Optimised ANSI C code for the Rijndael cipher (now AES) + * + * @author Vincent Rijmen + * @author Antoon Bosselaers + * @author Paulo Barreto + * + * 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. + */ + +/* + * Constant tables + */ + +/* + * Te0[x] = S [x].[02, 01, 01, 03]; + * Te1[x] = S [x].[03, 02, 01, 01]; + * Te2[x] = S [x].[01, 03, 02, 01]; + * Te3[x] = S [x].[01, 01, 03, 02]; + * Te4[x] = S [x].[01, 01, 01, 01]; + * + * 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, 01, 01, 01]; + */ + +/* Encrypt Sbox constants (for the substitute bytes operation) */ + +static const uint32_t Te0[256] = +{ + 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU, + 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U, + 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU, + 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU, + 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U, + 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU, + 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU, + 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU, + 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU, + 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU, + 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U, + 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU, + 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU, + 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U, + 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU, + 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU, + 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU, + 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU, + 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU, + 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U, + 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU, + 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU, + 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU, + 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU, + 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U, + 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U, + 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U, + 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U, + 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU, + 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U, + 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U, + 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU, + 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU, + 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U, + 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U, + 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U, + 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU, + 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U, + 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU, + 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U, + 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU, + 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U, + 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U, + 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU, + 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U, + 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U, + 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U, + 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U, + 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U, + 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U, + 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U, + 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U, + 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU, + 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U, + 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U, + 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U, + 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U, + 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U, + 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U, + 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU, + 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U, + 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U, + 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U, + 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU +}; + + +static const uint32_t Te1[256] = +{ + 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU, + 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U, + 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU, + 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U, + 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU, + 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U, + 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU, + 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U, + 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U, + 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU, + 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U, + 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U, + 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U, + 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU, + 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U, + 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U, + 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU, + 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U, + 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U, + 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U, + 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU, + 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU, + 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U, + 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU, + 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU, + 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U, + 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU, + 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U, + 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU, + 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U, + 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U, + 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U, + 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU, + 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U, + 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU, + 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U, + 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU, + 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U, + 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U, + 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU, + 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU, + 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU, + 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U, + 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U, + 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU, + 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U, + 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU, + 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U, + 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU, + 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U, + 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU, + 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU, + 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U, + 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU, + 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U, + 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU, + 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U, + 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U, + 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U, + 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU, + 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU, + 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U, + 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU, + 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U +}; + + +static const uint32_t Te2[256] = +{ + 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU, + 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U, + 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU, + 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U, + 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU, + 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U, + 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU, + 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U, + 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U, + 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU, + 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U, + 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U, + 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U, + 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU, + 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U, + 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U, + 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU, + 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U, + 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U, + 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U, + 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU, + 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU, + 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U, + 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU, + 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU, + 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U, + 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU, + 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U, + 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU, + 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U, + 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U, + 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U, + 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU, + 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U, + 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU, + 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U, + 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU, + 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U, + 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U, + 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU, + 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU, + 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU, + 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U, + 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U, + 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU, + 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U, + 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU, + 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U, + 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU, + 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U, + 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU, + 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU, + 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U, + 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU, + 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U, + 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU, + 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U, + 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U, + 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U, + 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU, + 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU, + 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U, + 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU, + 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U +}; + + +static const uint32_t Te3[256] = +{ + 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U, + 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U, + 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U, + 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU, + 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU, + 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU, + 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U, + 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU, + 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU, + 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U, + 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U, + 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU, + 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU, + 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU, + 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU, + 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU, + 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U, + 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU, + 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU, + 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U, + 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U, + 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U, + 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U, + 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U, + 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU, + 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U, + 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU, + 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU, + 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U, + 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U, + 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U, + 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU, + 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U, + 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU, + 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU, + 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U, + 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U, + 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU, + 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U, + 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU, + 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U, + 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U, + 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U, + 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U, + 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU, + 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U, + 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU, + 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U, + 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU, + 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U, + 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU, + 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU, + 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU, + 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU, + 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U, + 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U, + 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U, + 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U, + 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U, + 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U, + 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU, + 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U, + 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU, + 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU +}; + +static const uint32_t Te4[256] = +{ + 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU, + 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U, + 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU, + 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U, + 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU, + 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U, + 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU, + 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U, + 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U, + 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU, + 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U, + 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U, + 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U, + 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU, + 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U, + 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U, + 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU, + 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U, + 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U, + 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U, + 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU, + 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU, + 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U, + 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU, + 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU, + 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U, + 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU, + 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U, + 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU, + 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U, + 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U, + 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U, + 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU, + 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U, + 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU, + 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U, + 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU, + 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U, + 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U, + 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU, + 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU, + 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU, + 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U, + 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U, + 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU, + 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U, + 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU, + 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U, + 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU, + 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U, + 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU, + 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU, + 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U, + 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU, + 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U, + 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU, + 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U, + 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U, + 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U, + 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU, + 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU, + 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U, + 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU, + 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U +}; + +/* Decrypt Sbox constants (for the substitute bytes operation) */ + +static const uint32_t Td0[256] = +{ + 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U, + 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U, + 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U, + 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU, + 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U, + 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U, + 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU, + 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U, + 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU, + 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U, + 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U, + 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U, + 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U, + 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU, + 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U, + 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU, + 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U, + 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU, + 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U, + 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U, + 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U, + 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU, + 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U, + 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU, + 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U, + 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU, + 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U, + 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU, + 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU, + 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U, + 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU, + 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U, + 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU, + 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U, + 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U, + 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U, + 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU, + 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U, + 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U, + 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU, + 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U, + 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U, + 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U, + 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U, + 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U, + 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU, + 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U, + 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U, + 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U, + 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U, + 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U, + 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU, + 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU, + 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU, + 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU, + 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U, + 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U, + 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU, + 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU, + 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U, + 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU, + 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U, + 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U, + 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U +}; + +static const uint32_t Td1[256] = +{ + 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU, + 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U, + 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU, + 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U, + 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U, + 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U, + 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U, + 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U, + 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U, + 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU, + 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU, + 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU, + 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U, + 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU, + 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U, + 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U, + 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U, + 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU, + 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU, + 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U, + 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU, + 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U, + 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU, + 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU, + 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U, + 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U, + 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U, + 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU, + 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U, + 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU, + 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U, + 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U, + 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U, + 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU, + 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U, + 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U, + 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U, + 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U, + 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U, + 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U, + 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU, + 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU, + 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U, + 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU, + 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U, + 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU, + 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU, + 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U, + 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU, + 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U, + 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U, + 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U, + 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U, + 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U, + 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U, + 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U, + 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU, + 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U, + 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U, + 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU, + 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U, + 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U, + 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U, + 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U +}; + +static const uint32_t Td2[256] = +{ + 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U, + 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U, + 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U, + 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U, + 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU, + 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U, + 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U, + 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U, + 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U, + 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU, + 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U, + 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U, + 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU, + 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U, + 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U, + 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U, + 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U, + 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U, + 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U, + 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU, + 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U, + 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U, + 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U, + 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U, + 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U, + 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU, + 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU, + 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U, + 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU, + 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U, + 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU, + 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU, + 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU, + 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU, + 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U, + 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U, + 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U, + 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U, + 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U, + 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U, + 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U, + 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU, + 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU, + 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U, + 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U, + 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU, + 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU, + 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U, + 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U, + 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U, + 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U, + 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U, + 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U, + 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U, + 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU, + 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U, + 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U, + 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U, + 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U, + 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U, + 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U, + 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU, + 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U, + 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U +}; + +static const uint32_t Td3[256] = +{ + 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU, + 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU, + 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U, + 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U, + 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU, + 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU, + 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U, + 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU, + 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U, + 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU, + 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U, + 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U, + 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U, + 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U, + 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U, + 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU, + 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU, + 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U, + 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U, + 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU, + 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU, + 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U, + 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U, + 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U, + 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U, + 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU, + 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U, + 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U, + 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU, + 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU, + 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U, + 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U, + 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U, + 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU, + 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U, + 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U, + 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U, + 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U, + 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U, + 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U, + 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U, + 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU, + 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U, + 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U, + 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU, + 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU, + 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U, + 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU, + 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U, + 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U, + 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U, + 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U, + 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U, + 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U, + 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU, + 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU, + 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU, + 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU, + 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U, + 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U, + 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U, + 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU, + 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U, + 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U +}; + +static const uint32_t Td4[256] = +{ + 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U, + 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U, + 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU, + 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU, + 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U, + 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U, + 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U, + 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU, + 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U, + 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU, + 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU, + 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU, + 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U, + 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U, + 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U, + 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U, + 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U, + 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U, + 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU, + 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U, + 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U, + 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU, + 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U, + 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U, + 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U, + 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU, + 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U, + 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U, + 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU, + 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U, + 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U, + 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU, + 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U, + 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU, + 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU, + 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U, + 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U, + 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U, + 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U, + 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU, + 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U, + 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U, + 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU, + 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU, + 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU, + 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U, + 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU, + 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U, + 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U, + 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U, + 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U, + 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU, + 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U, + 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU, + 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU, + 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU, + 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU, + 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U, + 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU, + 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U, + 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU, + 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U, + 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U, + 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU +}; + +/* Rcon is Round Constant; used for encryption key expansion */ +static const uint32_t rcon[RC_LENGTH] = +{ + /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */ + 0x01000000, 0x02000000, 0x04000000, 0x08000000, + 0x10000000, 0x20000000, 0x40000000, 0x80000000, + 0x1B000000, 0x36000000 +}; + + +/* + * Expand the cipher key into the encryption key schedule. + * + * Return the number of rounds for the given cipher key size. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk AES key schedule 32-bit array to be initialized + * cipherKey User key + * keyBits AES key size (128, 192, or 256 bits) + */ +static int +rijndael_key_setup_enc(uint32_t rk[], const uint32_t cipherKey[], + int keyBits) +{ + int i = 0; + uint32_t temp; + + rk[0] = cipherKey[0]; + rk[1] = cipherKey[1]; + rk[2] = cipherKey[2]; + rk[3] = cipherKey[3]; + + if (keyBits == 128) { + for (;;) { + temp = rk[3]; + rk[4] = rk[0] ^ + (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ + (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (Te4[temp & 0xff] & 0x0000ff00) ^ + (Te4[temp >> 24] & 0x000000ff) ^ + rcon[i]; + rk[5] = rk[1] ^ rk[4]; + rk[6] = rk[2] ^ rk[5]; + rk[7] = rk[3] ^ rk[6]; + + if (++i == 10) { + return (10); + } + rk += 4; + } + } + + rk[4] = cipherKey[4]; + rk[5] = cipherKey[5]; + + if (keyBits == 192) { + for (;;) { + temp = rk[5]; + rk[6] = rk[0] ^ + (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ + (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (Te4[temp & 0xff] & 0x0000ff00) ^ + (Te4[temp >> 24] & 0x000000ff) ^ + rcon[i]; + rk[7] = rk[1] ^ rk[6]; + rk[8] = rk[2] ^ rk[7]; + rk[9] = rk[3] ^ rk[8]; + + if (++i == 8) { + return (12); + } + + rk[10] = rk[4] ^ rk[9]; + rk[11] = rk[5] ^ rk[10]; + rk += 6; + } + } + + rk[6] = cipherKey[6]; + rk[7] = cipherKey[7]; + + if (keyBits == 256) { + for (;;) { + temp = rk[7]; + rk[8] = rk[0] ^ + (Te4[(temp >> 16) & 0xff] & 0xff000000) ^ + (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (Te4[temp & 0xff] & 0x0000ff00) ^ + (Te4[temp >> 24] & 0x000000ff) ^ + rcon[i]; + rk[9] = rk[1] ^ rk[8]; + rk[10] = rk[2] ^ rk[9]; + rk[11] = rk[3] ^ rk[10]; + + if (++i == 7) { + return (14); + } + temp = rk[11]; + rk[12] = rk[4] ^ + (Te4[temp >> 24] & 0xff000000) ^ + (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^ + (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^ + (Te4[temp & 0xff] & 0x000000ff); + rk[13] = rk[5] ^ rk[12]; + rk[14] = rk[6] ^ rk[13]; + rk[15] = rk[7] ^ rk[14]; + + rk += 8; + } + } + + return (0); +} + +/* + * Expand the cipher key into the decryption key schedule. + * Return the number of rounds for the given cipher key size. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk AES key schedule 32-bit array to be initialized + * cipherKey User key + * keyBits AES key size (128, 192, or 256 bits) + */ +static int +rijndael_key_setup_dec(uint32_t rk[], const uint32_t cipherKey[], int keyBits) +{ + int Nr, i, j; + uint32_t temp; + + /* expand the cipher key: */ + Nr = rijndael_key_setup_enc(rk, cipherKey, keyBits); + + /* invert the order of the round keys: */ + for (i = 0, j = 4 * Nr; 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 < Nr; i++) { + rk += 4; + rk[0] = Td0[Te4[rk[0] >> 24] & 0xff] ^ + Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^ + Td2[Te4[(rk[0] >> 8) & 0xff] & 0xff] ^ + Td3[Te4[rk[0] & 0xff] & 0xff]; + rk[1] = Td0[Te4[rk[1] >> 24] & 0xff] ^ + Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^ + Td2[Te4[(rk[1] >> 8) & 0xff] & 0xff] ^ + Td3[Te4[rk[1] & 0xff] & 0xff]; + rk[2] = Td0[Te4[rk[2] >> 24] & 0xff] ^ + Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^ + Td2[Te4[(rk[2] >> 8) & 0xff] & 0xff] ^ + Td3[Te4[rk[2] & 0xff] & 0xff]; + rk[3] = Td0[Te4[rk[3] >> 24] & 0xff] ^ + Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^ + Td2[Te4[(rk[3] >> 8) & 0xff] & 0xff] ^ + Td3[Te4[rk[3] & 0xff] & 0xff]; + } + + return (Nr); +} + +/* + * Expand the 32-bit AES cipher key array into the encryption and decryption + * key schedules. + * + * Parameters: + * key AES key schedule to be initialized + * keyarr32 User key + * keyBits AES key size (128, 192, or 256 bits) + */ +static void +aes_generic_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits) +{ + key->nr = rijndael_key_setup_enc(&(key->encr_ks.ks32[0]), keyarr32, + keybits); + key->nr = rijndael_key_setup_dec(&(key->decr_ks.ks32[0]), keyarr32, + keybits); +} + +/* + * Encrypt one block of data. The block is assumed to be an array + * of four uint32_t values, so copy for alignment (and byte-order + * reversal for little endian systems might be necessary on the + * input and output byte streams. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk Key schedule, of aes_ks_t (60 32-bit integers) + * Nr Number of rounds + * pt Input block (plain text) + * ct Output block (crypto text). Can overlap with pt + */ +static void +aes_generic_encrypt(const uint32_t rk[], int Nr, const uint32_t pt[4], + uint32_t ct[4]) +{ + uint32_t s0, s1, s2, s3, t0, t1, t2, t3; + int r; + + /* + * map byte array block to cipher state + * and add initial round key: + */ + + s0 = pt[0] ^ rk[0]; + s1 = pt[1] ^ rk[1]; + s2 = pt[2] ^ rk[2]; + s3 = pt[3] ^ rk[3]; + + /* + * Nr - 1 full rounds: + */ + + r = Nr >> 1; + + for (;;) { + t0 = Te0[s0 >> 24] ^ + Te1[(s1 >> 16) & 0xff] ^ + Te2[(s2 >> 8) & 0xff] ^ + Te3[s3 & 0xff] ^ + rk[4]; + + t1 = Te0[s1 >> 24] ^ + Te1[(s2 >> 16) & 0xff] ^ + Te2[(s3 >> 8) & 0xff] ^ + Te3[s0 & 0xff] ^ + rk[5]; + + t2 = Te0[s2 >> 24] ^ + Te1[(s3 >> 16) & 0xff] ^ + Te2[(s0 >> 8) & 0xff] ^ + Te3[s1 & 0xff] ^ + rk[6]; + + t3 = Te0[s3 >> 24] ^ + Te1[(s0 >> 16) & 0xff] ^ + Te2[(s1 >> 8) & 0xff] ^ + Te3[s2 & 0xff] ^ + rk[7]; + + rk += 8; + + if (--r == 0) { + break; + } + + s0 = Te0[t0 >> 24] ^ + Te1[(t1 >> 16) & 0xff] ^ + Te2[(t2 >> 8) & 0xff] ^ + Te3[t3 & 0xff] ^ + rk[0]; + + s1 = Te0[t1 >> 24] ^ + Te1[(t2 >> 16) & 0xff] ^ + Te2[(t3 >> 8) & 0xff] ^ + Te3[t0 & 0xff] ^ + rk[1]; + + s2 = Te0[t2 >> 24] ^ + Te1[(t3 >> 16) & 0xff] ^ + Te2[(t0 >> 8) & 0xff] ^ + Te3[t1 & 0xff] ^ + rk[2]; + + s3 = Te0[t3 >> 24] ^ + Te1[(t0 >> 16) & 0xff] ^ + Te2[(t1 >> 8) & 0xff] ^ + Te3[t2 & 0xff] ^ + rk[3]; + } + + /* + * apply last round and + * map cipher state to byte array block: + */ + + s0 = (Te4[(t0 >> 24)] & 0xff000000) ^ + (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^ + (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^ + (Te4[t3 & 0xff] & 0x000000ff) ^ + rk[0]; + ct[0] = s0; + + s1 = (Te4[(t1 >> 24)] & 0xff000000) ^ + (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^ + (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^ + (Te4[t0 & 0xff] & 0x000000ff) ^ + rk[1]; + ct[1] = s1; + + s2 = (Te4[(t2 >> 24)] & 0xff000000) ^ + (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^ + (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^ + (Te4[t1 & 0xff] & 0x000000ff) ^ + rk[2]; + ct[2] = s2; + + s3 = (Te4[(t3 >> 24)] & 0xff000000) ^ + (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^ + (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^ + (Te4[t2 & 0xff] & 0x000000ff) ^ + rk[3]; + ct[3] = s3; +} + + +/* + * Decrypt one block of data. The block is assumed to be an array + * of four uint32_t values, so copy for alignment (and byte-order + * reversal for little endian systems might be necessary on the + * input and output byte streams. + * The size of the key schedule depends on the number of rounds + * (which can be computed from the size of the key), i.e. 4*(Nr + 1). + * + * Parameters: + * rk Key schedule, of aes_ks_t (60 32-bit integers) + * Nr Number of rounds + * ct Input block (crypto text) + * pt Output block (plain text). Can overlap with pt + */ +static void +aes_generic_decrypt(const uint32_t rk[], int Nr, const uint32_t ct[4], + uint32_t pt[4]) +{ + uint32_t s0, s1, s2, s3, t0, t1, t2, t3; + int r; + + /* + * map byte array block to cipher state + * and add initial round key: + */ + s0 = ct[0] ^ rk[0]; + s1 = ct[1] ^ rk[1]; + s2 = ct[2] ^ rk[2]; + s3 = ct[3] ^ rk[3]; + + /* + * Nr - 1 full rounds: + */ + + r = Nr >> 1; + + for (;;) { + t0 = Td0[s0 >> 24] ^ + Td1[(s3 >> 16) & 0xff] ^ + Td2[(s2 >> 8) & 0xff] ^ + Td3[s1 & 0xff] ^ + rk[4]; + + t1 = Td0[s1 >> 24] ^ + Td1[(s0 >> 16) & 0xff] ^ + Td2[(s3 >> 8) & 0xff] ^ + Td3[s2 & 0xff] ^ + rk[5]; + + t2 = Td0[s2 >> 24] ^ + Td1[(s1 >> 16) & 0xff] ^ + Td2[(s0 >> 8) & 0xff] ^ + Td3[s3 & 0xff] ^ + rk[6]; + + t3 = Td0[s3 >> 24] ^ + Td1[(s2 >> 16) & 0xff] ^ + Td2[(s1 >> 8) & 0xff] ^ + Td3[s0 & 0xff] ^ + rk[7]; + + rk += 8; + + if (--r == 0) { + break; + } + + s0 = Td0[t0 >> 24] ^ + Td1[(t3 >> 16) & 0xff] ^ + Td2[(t2 >> 8) & 0xff] ^ + Td3[t1 & 0xff] ^ + rk[0]; + + s1 = Td0[t1 >> 24] ^ + Td1[(t0 >> 16) & 0xff] ^ + Td2[(t3 >> 8) & 0xff] ^ + Td3[t2 & 0xff] ^ + rk[1]; + + s2 = Td0[t2 >> 24] ^ + Td1[(t1 >> 16) & 0xff] ^ + Td2[(t0 >> 8) & 0xff] ^ + Td3[t3 & 0xff] ^ + rk[2]; + + s3 = Td0[t3 >> 24] ^ + Td1[(t2 >> 16) & 0xff] ^ + Td2[(t1 >> 8) & 0xff] ^ + Td3[t0 & 0xff] ^ + rk[3]; + } + + /* + * apply last round and + * map cipher state to byte array block: + */ + + s0 = (Td4[t0 >> 24] & 0xff000000) ^ + (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^ + (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^ + (Td4[t1 & 0xff] & 0x000000ff) ^ + rk[0]; + pt[0] = s0; + + s1 = (Td4[t1 >> 24] & 0xff000000) ^ + (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^ + (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^ + (Td4[t2 & 0xff] & 0x000000ff) ^ + rk[1]; + pt[1] = s1; + + s2 = (Td4[t2 >> 24] & 0xff000000) ^ + (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^ + (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^ + (Td4[t3 & 0xff] & 0x000000ff) ^ + rk[2]; + pt[2] = s2; + + s3 = (Td4[t3 >> 24] & 0xff000000) ^ + (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^ + (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^ + (Td4[t0 & 0xff] & 0x000000ff) ^ + rk[3]; + pt[3] = s3; +} + +static boolean_t +aes_generic_will_work(void) +{ + return (B_TRUE); +} + +/* + * For _LITTLE_ENDIAN machines, reverse every 4 bytes in the key. + * On _BIG_ENDIAN, copy the key without reversing bytes. + * + * SPARCv8/v9 uses a key schedule array with 64-bit elements. + * X86/AMD64 uses a key schedule array with 32-bit elements. + */ +const aes_impl_ops_t aes_generic_impl = { + .generate = &aes_generic_generate, + .encrypt = &aes_generic_encrypt, + .decrypt = &aes_generic_decrypt, + .is_supported = &aes_generic_will_work, +#if defined(_LITTLE_ENDIAN) + .needs_byteswap = B_TRUE, +#else + .needs_byteswap = B_FALSE, +#endif + .name = "generic" +}; diff --git a/module/icp/algs/aes/aes_impl_x86-64.c b/module/icp/algs/aes/aes_impl_x86-64.c new file mode 100644 index 000000000..b4515fa22 --- /dev/null +++ b/module/icp/algs/aes/aes_impl_x86-64.c @@ -0,0 +1,75 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#if defined(__x86_64) + +#include + +/* These functions are used to execute amd64 instructions for AMD or Intel: */ +extern int rijndael_key_setup_enc_amd64(uint32_t rk[], + const uint32_t cipherKey[], int keyBits); +extern int rijndael_key_setup_dec_amd64(uint32_t rk[], + const uint32_t cipherKey[], int keyBits); +extern void aes_encrypt_amd64(const uint32_t rk[], int Nr, + const uint32_t pt[4], uint32_t ct[4]); +extern void aes_decrypt_amd64(const uint32_t rk[], int Nr, + const uint32_t ct[4], uint32_t pt[4]); + + +#include + +/* + * Expand the 32-bit AES cipher key array into the encryption and decryption + * key schedules. + * + * Parameters: + * key AES key schedule to be initialized + * keyarr32 User key + * keyBits AES key size (128, 192, or 256 bits) + */ +static void +aes_x86_64_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits) +{ + key->nr = rijndael_key_setup_enc_amd64(&(key->encr_ks.ks32[0]), + keyarr32, keybits); + key->nr = rijndael_key_setup_dec_amd64(&(key->decr_ks.ks32[0]), + keyarr32, keybits); +} + +static boolean_t +aes_x86_64_will_work(void) +{ + return (B_TRUE); +} + +const aes_impl_ops_t aes_x86_64_impl = { + .generate = &aes_x86_64_generate, + .encrypt = &aes_encrypt_amd64, + .decrypt = &aes_decrypt_amd64, + .is_supported = &aes_x86_64_will_work, + .needs_byteswap = B_FALSE, + .name = "x86_64" +}; + +#endif /* defined(__x86_64) */ diff --git a/module/icp/algs/modes/gcm.c b/module/icp/algs/modes/gcm.c index c0a26f524..13bceef0f 100644 --- a/module/icp/algs/modes/gcm.c +++ b/module/icp/algs/modes/gcm.c @@ -22,93 +22,19 @@ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. */ -#if defined(_KERNEL) && defined(__amd64) -#include - -#define KPREEMPT_DISABLE kfpu_begin() -#define KPREEMPT_ENABLE kfpu_end() - -#else -#define KPREEMPT_DISABLE -#define KPREEMPT_ENABLE -#endif /* _KERNEL */ - #include #include #include +#include #include #include +#include -#ifdef __amd64 - -extern void gcm_mul_pclmulqdq(uint64_t *x_in, uint64_t *y, uint64_t *res); -static int intel_pclmulqdq_instruction_present(void); -#endif /* __amd64 */ - -struct aes_block { - uint64_t a; - uint64_t b; -}; - - -/* - * gcm_mul() - * Perform a carry-less multiplication (that is, use XOR instead of the - * multiply operator) on *x_in and *y and place the result in *res. - * - * Byte swap the input (*x_in and *y) and the output (*res). - * - * Note: x_in, y, and res all point to 16-byte numbers (an array of two - * 64-bit integers). - */ -void -gcm_mul(uint64_t *x_in, uint64_t *y, uint64_t *res) -{ -#ifdef __amd64 - if (intel_pclmulqdq_instruction_present()) { - KPREEMPT_DISABLE; - gcm_mul_pclmulqdq(x_in, y, res); - KPREEMPT_ENABLE; - } else -#endif /* __amd64 */ - { - static const uint64_t R = 0xe100000000000000ULL; - struct aes_block z = {0, 0}; - struct aes_block v; - uint64_t x; - int i, j; - - v.a = ntohll(y[0]); - v.b = ntohll(y[1]); - - for (j = 0; j < 2; j++) { - x = ntohll(x_in[j]); - for (i = 0; i < 64; i++, x <<= 1) { - if (x & 0x8000000000000000ULL) { - z.a ^= v.a; - z.b ^= v.b; - } - if (v.b & 1ULL) { - v.b = (v.a << 63)|(v.b >> 1); - v.a = (v.a >> 1) ^ R; - } else { - v.b = (v.a << 63)|(v.b >> 1); - v.a = v.a >> 1; - } - } - } - res[0] = htonll(z.a); - res[1] = htonll(z.b); - } -} - - -#define GHASH(c, d, t) \ +#define GHASH(c, d, t, o) \ xor_block((uint8_t *)(d), (uint8_t *)(c)->gcm_ghash); \ - gcm_mul((uint64_t *)(void *)(c)->gcm_ghash, (c)->gcm_H, \ + (o)->mul((uint64_t *)(void *)(c)->gcm_ghash, (c)->gcm_H, \ (uint64_t *)(void *)(t)); - /* * Encrypt multiple blocks of data in GCM mode. Decrypt for GCM mode * is done in another function. @@ -120,6 +46,7 @@ gcm_mode_encrypt_contiguous_blocks(gcm_ctx_t *ctx, char *data, size_t length, void (*copy_block)(uint8_t *, uint8_t *), void (*xor_block)(uint8_t *, uint8_t *)) { + gcm_impl_ops_t *gops; size_t remainder = length; size_t need = 0; uint8_t *datap = (uint8_t *)data; @@ -147,6 +74,7 @@ gcm_mode_encrypt_contiguous_blocks(gcm_ctx_t *ctx, char *data, size_t length, if (out != NULL) crypto_init_ptrs(out, &iov_or_mp, &offset); + gops = gcm_impl_get_ops(); do { /* Unprocessed data from last call. */ if (ctx->gcm_remainder_len > 0) { @@ -207,7 +135,7 @@ gcm_mode_encrypt_contiguous_blocks(gcm_ctx_t *ctx, char *data, size_t length, } /* add ciphertext to the hash */ - GHASH(ctx, ctx->gcm_tmp, ctx->gcm_ghash); + GHASH(ctx, ctx->gcm_tmp, ctx->gcm_ghash, gops); /* Update pointer to next block of data to be processed. */ if (ctx->gcm_remainder_len != 0) { @@ -240,6 +168,7 @@ gcm_encrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, void (*copy_block)(uint8_t *, uint8_t *), void (*xor_block)(uint8_t *, uint8_t *)) { + gcm_impl_ops_t *gops; uint64_t counter_mask = ntohll(0x00000000ffffffffULL); uint8_t *ghash, *macp = NULL; int i, rv; @@ -249,6 +178,7 @@ gcm_encrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, return (CRYPTO_DATA_LEN_RANGE); } + gops = gcm_impl_get_ops(); ghash = (uint8_t *)ctx->gcm_ghash; if (ctx->gcm_remainder_len > 0) { @@ -281,14 +211,14 @@ gcm_encrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, } /* add ciphertext to the hash */ - GHASH(ctx, macp, ghash); + GHASH(ctx, macp, ghash, gops); ctx->gcm_processed_data_len += ctx->gcm_remainder_len; } ctx->gcm_len_a_len_c[1] = htonll(CRYPTO_BYTES2BITS(ctx->gcm_processed_data_len)); - GHASH(ctx, ctx->gcm_len_a_len_c, ghash); + GHASH(ctx, ctx->gcm_len_a_len_c, ghash, gops); encrypt_block(ctx->gcm_keysched, (uint8_t *)ctx->gcm_J0, (uint8_t *)ctx->gcm_J0); xor_block((uint8_t *)ctx->gcm_J0, ghash); @@ -340,7 +270,7 @@ gcm_decrypt_incomplete_block(gcm_ctx_t *ctx, size_t block_size, size_t index, bcopy(datap, (uint8_t *)ctx->gcm_tmp, ctx->gcm_remainder_len); /* add ciphertext to the hash */ - GHASH(ctx, ctx->gcm_tmp, ctx->gcm_ghash); + GHASH(ctx, ctx->gcm_tmp, ctx->gcm_ghash, gcm_impl_get_ops()); /* decrypt remaining ciphertext */ encrypt_block(ctx->gcm_keysched, (uint8_t *)ctx->gcm_cb, counterp); @@ -390,6 +320,7 @@ gcm_decrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, int (*encrypt_block)(const void *, const uint8_t *, uint8_t *), void (*xor_block)(uint8_t *, uint8_t *)) { + gcm_impl_ops_t *gops; size_t pt_len; size_t remainder; uint8_t *ghash; @@ -401,6 +332,7 @@ gcm_decrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, ASSERT(ctx->gcm_processed_data_len == ctx->gcm_pt_buf_len); + gops = gcm_impl_get_ops(); pt_len = ctx->gcm_processed_data_len - ctx->gcm_tag_len; ghash = (uint8_t *)ctx->gcm_ghash; blockp = ctx->gcm_pt_buf; @@ -420,7 +352,7 @@ gcm_decrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, goto out; } /* add ciphertext to the hash */ - GHASH(ctx, blockp, ghash); + GHASH(ctx, blockp, ghash, gops); /* * Increment counter. @@ -443,7 +375,7 @@ gcm_decrypt_final(gcm_ctx_t *ctx, crypto_data_t *out, size_t block_size, } out: ctx->gcm_len_a_len_c[1] = htonll(CRYPTO_BYTES2BITS(pt_len)); - GHASH(ctx, ctx->gcm_len_a_len_c, ghash); + GHASH(ctx, ctx->gcm_len_a_len_c, ghash, gops); encrypt_block(ctx->gcm_keysched, (uint8_t *)ctx->gcm_J0, (uint8_t *)ctx->gcm_J0); xor_block((uint8_t *)ctx->gcm_J0, ghash); @@ -495,12 +427,14 @@ gcm_format_initial_blocks(uchar_t *iv, ulong_t iv_len, void (*copy_block)(uint8_t *, uint8_t *), void (*xor_block)(uint8_t *, uint8_t *)) { + gcm_impl_ops_t *gops; uint8_t *cb; ulong_t remainder = iv_len; ulong_t processed = 0; uint8_t *datap, *ghash; uint64_t len_a_len_c[2]; + gops = gcm_impl_get_ops(); ghash = (uint8_t *)ctx->gcm_ghash; cb = (uint8_t *)ctx->gcm_cb; if (iv_len == 12) { @@ -524,12 +458,12 @@ gcm_format_initial_blocks(uchar_t *iv, ulong_t iv_len, processed += block_size; remainder -= block_size; } - GHASH(ctx, datap, ghash); + GHASH(ctx, datap, ghash, gops); } while (remainder > 0); len_a_len_c[0] = 0; len_a_len_c[1] = htonll(CRYPTO_BYTES2BITS(iv_len)); - GHASH(ctx, len_a_len_c, ctx->gcm_J0); + GHASH(ctx, len_a_len_c, ctx->gcm_J0, gops); /* J0 will be used again in the final */ copy_block((uint8_t *)ctx->gcm_J0, (uint8_t *)cb); @@ -547,6 +481,7 @@ gcm_init(gcm_ctx_t *ctx, unsigned char *iv, size_t iv_len, void (*copy_block)(uint8_t *, uint8_t *), void (*xor_block)(uint8_t *, uint8_t *)) { + gcm_impl_ops_t *gops; uint8_t *ghash, *datap, *authp; size_t remainder, processed; @@ -558,6 +493,7 @@ gcm_init(gcm_ctx_t *ctx, unsigned char *iv, size_t iv_len, gcm_format_initial_blocks(iv, iv_len, ctx, block_size, copy_block, xor_block); + gops = gcm_impl_get_ops(); authp = (uint8_t *)ctx->gcm_tmp; ghash = (uint8_t *)ctx->gcm_ghash; bzero(authp, block_size); @@ -582,7 +518,7 @@ gcm_init(gcm_ctx_t *ctx, unsigned char *iv, size_t iv_len, } /* add auth data to the hash */ - GHASH(ctx, datap, ghash); + GHASH(ctx, datap, ghash, gops); } while (remainder > 0); @@ -694,55 +630,206 @@ gcm_set_kmflag(gcm_ctx_t *ctx, int kmflag) ctx->gcm_kmflag = kmflag; } +/* GCM implementation that contains the fastest methods */ +static gcm_impl_ops_t gcm_fastest_impl = { + .name = "fastest" +}; -#ifdef __amd64 +/* All compiled in implementations */ +const gcm_impl_ops_t *gcm_all_impl[] = { + &gcm_generic_impl, +#if defined(__x86_64) && defined(HAVE_PCLMULQDQ) + &gcm_pclmulqdq_impl, +#endif +}; -#define INTEL_PCLMULQDQ_FLAG (1 << 1) +/* Indicate that benchmark has been completed */ +static boolean_t gcm_impl_initialized = B_FALSE; + +/* Select aes implementation */ +#define IMPL_FASTEST (UINT32_MAX) +#define IMPL_CYCLE (UINT32_MAX-1) + +#define GCM_IMPL_READ(i) (*(volatile uint32_t *) &(i)) + +static uint32_t icp_gcm_impl = IMPL_FASTEST; +static uint32_t user_sel_impl = IMPL_FASTEST; + +/* Hold all supported implementations */ +static size_t gcm_supp_impl_cnt = 0; +static gcm_impl_ops_t *gcm_supp_impl[ARRAY_SIZE(gcm_all_impl)]; /* - * Return 1 if executing on Intel with PCLMULQDQ instructions, - * otherwise 0 (i.e., Intel without PCLMULQDQ or AMD64). - * Cache the result, as the CPU can't change. - * - * Note: the userland version uses getisax(). The kernel version uses - * is_x86_featureset(). + * Selects the gcm operation */ -static int -intel_pclmulqdq_instruction_present(void) +gcm_impl_ops_t * +gcm_impl_get_ops() { - static int cached_result = -1; - unsigned eax, ebx, ecx, edx; - unsigned func, subfunc; + gcm_impl_ops_t *ops = NULL; + const uint32_t impl = GCM_IMPL_READ(icp_gcm_impl); - if (cached_result == -1) { /* first time */ - /* check for an intel cpu */ - func = 0; - subfunc = 0; + switch (impl) { + case IMPL_FASTEST: + ASSERT(gcm_impl_initialized); + ops = &gcm_fastest_impl; + break; + case IMPL_CYCLE: + { + ASSERT(gcm_impl_initialized); + ASSERT3U(gcm_supp_impl_cnt, >, 0); + /* Cycle through supported implementations */ + static size_t cycle_impl_idx = 0; + size_t idx = (++cycle_impl_idx) % gcm_supp_impl_cnt; + ops = gcm_supp_impl[idx]; + } + break; + default: + ASSERT3U(impl, <, gcm_supp_impl_cnt); + ASSERT3U(gcm_supp_impl_cnt, >, 0); + if (impl < ARRAY_SIZE(gcm_all_impl)) + ops = gcm_supp_impl[impl]; + break; + } - __asm__ __volatile__( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a"(func), "c"(subfunc)); + ASSERT3P(ops, !=, NULL); - if (memcmp((char *)(&ebx), "Genu", 4) == 0 && - memcmp((char *)(&edx), "ineI", 4) == 0 && - memcmp((char *)(&ecx), "ntel", 4) == 0) { - func = 1; - subfunc = 0; + return (ops); +} - /* check for aes-ni instruction set */ - __asm__ __volatile__( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a"(func), "c"(subfunc)); +void +gcm_impl_init(void) +{ + gcm_impl_ops_t *curr_impl; + int i, c; - cached_result = !!(ecx & INTEL_PCLMULQDQ_FLAG); - } else { - cached_result = 0; + /* move supported impl into aes_supp_impls */ + for (i = 0, c = 0; i < ARRAY_SIZE(gcm_all_impl); i++) { + curr_impl = (gcm_impl_ops_t *)gcm_all_impl[i]; + + if (curr_impl->is_supported()) + gcm_supp_impl[c++] = (gcm_impl_ops_t *)curr_impl; + } + gcm_supp_impl_cnt = c; + + /* set fastest implementation. assume hardware accelerated is fastest */ +#if defined(__x86_64) && defined(HAVE_PCLMULQDQ) + if (gcm_pclmulqdq_impl.is_supported()) + memcpy(&gcm_fastest_impl, &gcm_pclmulqdq_impl, + sizeof (gcm_fastest_impl)); + else +#endif + memcpy(&gcm_fastest_impl, &gcm_generic_impl, + sizeof (gcm_fastest_impl)); + + strcpy(gcm_fastest_impl.name, "fastest"); + + /* Finish initialization */ + atomic_swap_32(&icp_gcm_impl, user_sel_impl); + gcm_impl_initialized = B_TRUE; +} + +static const struct { + char *name; + uint32_t sel; +} gcm_impl_opts[] = { + { "cycle", IMPL_CYCLE }, + { "fastest", IMPL_FASTEST }, +}; + +/* + * Function sets desired gcm implementation. + * + * If we are called before init(), user preference will be saved in + * user_sel_impl, and applied in later init() call. This occurs when module + * parameter is specified on module load. Otherwise, directly update + * icp_aes_impl. + * + * @val Name of gcm implementation to use + * @param Unused. + */ +int +gcm_impl_set(const char *val) +{ + int err = -EINVAL; + char req_name[GCM_IMPL_NAME_MAX]; + uint32_t impl = GCM_IMPL_READ(user_sel_impl); + size_t i; + + /* sanitize input */ + i = strnlen(val, GCM_IMPL_NAME_MAX); + if (i == 0 || i >= GCM_IMPL_NAME_MAX) + return (err); + + strlcpy(req_name, val, GCM_IMPL_NAME_MAX); + while (i > 0 && isspace(req_name[i-1])) + i--; + req_name[i] = '\0'; + + /* Check mandatory options */ + for (i = 0; i < ARRAY_SIZE(gcm_impl_opts); i++) { + if (strcmp(req_name, gcm_impl_opts[i].name) == 0) { + impl = gcm_impl_opts[i].sel; + err = 0; + break; } } - return (cached_result); + /* check all supported impl if init() was already called */ + if (err != 0 && gcm_impl_initialized) { + /* check all supported implementations */ + for (i = 0; i < gcm_supp_impl_cnt; i++) { + if (strcmp(req_name, gcm_supp_impl[i]->name) == 0) { + impl = i; + err = 0; + break; + } + } + } + + if (err == 0) { + if (gcm_impl_initialized) + atomic_swap_32(&icp_gcm_impl, impl); + else + atomic_swap_32(&user_sel_impl, impl); + } + + return (err); } -#endif /* __amd64 */ +#if defined(_KERNEL) +#include + +static int +icp_gcm_impl_set(const char *val, zfs_kernel_param_t *kp) +{ + return (gcm_impl_set(val)); +} + +static int +icp_gcm_impl_get(char *buffer, zfs_kernel_param_t *kp) +{ + int i, cnt = 0; + char *fmt; + const uint32_t impl = GCM_IMPL_READ(icp_gcm_impl); + + ASSERT(gcm_impl_initialized); + + /* list mandatory options */ + for (i = 0; i < ARRAY_SIZE(gcm_impl_opts); i++) { + fmt = (impl == gcm_impl_opts[i].sel) ? "[%s] " : "%s "; + cnt += sprintf(buffer + cnt, fmt, gcm_impl_opts[i].name); + } + + /* list all supported implementations */ + for (i = 0; i < gcm_supp_impl_cnt; i++) { + fmt = (i == impl) ? "[%s] " : "%s "; + cnt += sprintf(buffer + cnt, fmt, gcm_supp_impl[i]->name); + } + + return (cnt); +} + +module_param_call(icp_gcm_impl, icp_gcm_impl_set, icp_gcm_impl_get, + NULL, 0644); +MODULE_PARM_DESC(icp_gcm_impl, "Select gcm implementation."); +#endif diff --git a/module/icp/algs/modes/gcm_generic.c b/module/icp/algs/modes/gcm_generic.c new file mode 100644 index 000000000..16b57998a --- /dev/null +++ b/module/icp/algs/modes/gcm_generic.c @@ -0,0 +1,83 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#include + +struct aes_block { + uint64_t a; + uint64_t b; +}; + +/* + * Perform a carry-less multiplication (that is, use XOR instead of the + * multiply operator) on *x_in and *y and place the result in *res. + * + * Byte swap the input (*x_in and *y) and the output (*res). + * + * Note: x_in, y, and res all point to 16-byte numbers (an array of two + * 64-bit integers). + */ +static void +gcm_generic_mul(uint64_t *x_in, uint64_t *y, uint64_t *res) +{ + static const uint64_t R = 0xe100000000000000ULL; + struct aes_block z = {0, 0}; + struct aes_block v; + uint64_t x; + int i, j; + + v.a = ntohll(y[0]); + v.b = ntohll(y[1]); + + for (j = 0; j < 2; j++) { + x = ntohll(x_in[j]); + for (i = 0; i < 64; i++, x <<= 1) { + if (x & 0x8000000000000000ULL) { + z.a ^= v.a; + z.b ^= v.b; + } + if (v.b & 1ULL) { + v.b = (v.a << 63)|(v.b >> 1); + v.a = (v.a >> 1) ^ R; + } else { + v.b = (v.a << 63)|(v.b >> 1); + v.a = v.a >> 1; + } + } + } + res[0] = htonll(z.a); + res[1] = htonll(z.b); +} + +static boolean_t +gcm_generic_will_work(void) +{ + return (B_TRUE); +} + +const gcm_impl_ops_t gcm_generic_impl = { + .mul = &gcm_generic_mul, + .is_supported = &gcm_generic_will_work, + .name = "generic" +}; diff --git a/module/icp/algs/modes/gcm_pclmulqdq.c b/module/icp/algs/modes/gcm_pclmulqdq.c new file mode 100644 index 000000000..be00ba37b --- /dev/null +++ b/module/icp/algs/modes/gcm_pclmulqdq.c @@ -0,0 +1,64 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#if defined(__x86_64) && defined(HAVE_PCLMULQDQ) + +#include + +/* These functions are used to execute pclmulqdq based assembly methods */ +extern void gcm_mul_pclmulqdq(uint64_t *, uint64_t *, uint64_t *); + + +#include + +/* + * Perform a carry-less multiplication (that is, use XOR instead of the + * multiply operator) on *x_in and *y and place the result in *res. + * + * Byte swap the input (*x_in and *y) and the output (*res). + * + * Note: x_in, y, and res all point to 16-byte numbers (an array of two + * 64-bit integers). + */ +static void +gcm_pclmulqdq_mul(uint64_t *x_in, uint64_t *y, uint64_t *res) +{ + kfpu_begin(); + gcm_mul_pclmulqdq(x_in, y, res); + kfpu_end(); +} + +static boolean_t +gcm_pclmulqdq_will_work(void) +{ + return (zfs_pclmulqdq_available()); +} + +const gcm_impl_ops_t gcm_pclmulqdq_impl = { + .mul = &gcm_pclmulqdq_mul, + .is_supported = &gcm_pclmulqdq_will_work, + .name = "pclmulqdq" +}; + +#endif /* defined(__x86_64) && defined(HAVE_PCLMULQDQ) */ diff --git a/module/icp/asm-x86_64/aes/aes_intel.S b/module/icp/asm-x86_64/aes/aes_aesni.S similarity index 99% rename from module/icp/asm-x86_64/aes/aes_intel.S rename to module/icp/asm-x86_64/aes/aes_aesni.S index a40e30fbe..4a80c6209 100644 --- a/module/icp/asm-x86_64/aes/aes_intel.S +++ b/module/icp/asm-x86_64/aes/aes_aesni.S @@ -178,12 +178,11 @@ rijndael_key_setup_dec_intel(uint32_t rk[], const uint32_t cipherKey[], } -#else /* lint */ +#elif defined(HAVE_AES) /* guard by instruction set */ #define _ASM #include - /* * _key_expansion_128(), * _key_expansion_192a(), _key_expansion_192b(), * _key_expansion_256a(), _key_expansion_256b() diff --git a/module/icp/asm-x86_64/modes/gcm_intel.S b/module/icp/asm-x86_64/modes/gcm_pclmulqdq.S similarity index 98% rename from module/icp/asm-x86_64/modes/gcm_intel.S rename to module/icp/asm-x86_64/modes/gcm_pclmulqdq.S index 3aec0ee15..59edc4c8d 100644 --- a/module/icp/asm-x86_64/modes/gcm_intel.S +++ b/module/icp/asm-x86_64/modes/gcm_pclmulqdq.S @@ -81,7 +81,7 @@ */ -#if defined(lint) || defined(__lint) +#if defined(lint) || defined(__lint) /* lint */ #include @@ -90,7 +90,7 @@ void gcm_mul_pclmulqdq(uint64_t *x_in, uint64_t *y, uint64_t *res) { } -#else /* lint */ +#elif defined(HAVE_PCLMULQDQ) /* guard by instruction set */ #define _ASM #include diff --git a/module/icp/include/aes/aes_impl.h b/module/icp/include/aes/aes_impl.h index ed15f74e7..95cfddf9e 100644 --- a/module/icp/include/aes/aes_impl.h +++ b/module/icp/include/aes/aes_impl.h @@ -106,17 +106,15 @@ typedef union { uint32_t ks32[((MAX_AES_NR) + 1) * (MAX_AES_NB)]; } aes_ks_t; -/* aes_key.flags value: */ -#define INTEL_AES_NI_CAPABLE 0x1 /* AES-NI instructions present */ - +typedef struct aes_impl_ops aes_impl_ops_t; typedef struct aes_key aes_key_t; struct aes_key { aes_ks_t encr_ks; /* encryption key schedule */ aes_ks_t decr_ks; /* decryption key schedule */ #ifdef __amd64 long double align128; /* Align fields above for Intel AES-NI */ - int flags; /* implementation-dependent flags */ #endif /* __amd64 */ + const aes_impl_ops_t *ops; /* ops associated with this schedule */ int nr; /* number of rounds (10, 12, or 14) */ int type; /* key schedule size (32 or 64 bits) */ }; @@ -163,6 +161,50 @@ typedef enum aes_mech_type { #endif /* _AES_IMPL */ +/* + * Methods used to define aes implementation + * + * @aes_gen_f Key generation + * @aes_enc_f Function encrypts one block + * @aes_dec_f Function decrypts one block + * @aes_will_work_f Function tests whether method will function + */ +typedef void (*aes_generate_f)(aes_key_t *, const uint32_t *, int); +typedef void (*aes_encrypt_f)(const uint32_t[], int, + const uint32_t[4], uint32_t[4]); +typedef void (*aes_decrypt_f)(const uint32_t[], int, + const uint32_t[4], uint32_t[4]); +typedef boolean_t (*aes_will_work_f)(void); + +#define AES_IMPL_NAME_MAX (16) + +struct aes_impl_ops { + aes_generate_f generate; + aes_encrypt_f encrypt; + aes_decrypt_f decrypt; + aes_will_work_f is_supported; + boolean_t needs_byteswap; + char name[AES_IMPL_NAME_MAX]; +}; + +extern const aes_impl_ops_t aes_generic_impl; +#if defined(__x86_64) +extern const aes_impl_ops_t aes_x86_64_impl; +#endif +#if defined(__x86_64) && defined(HAVE_AES) +extern const aes_impl_ops_t aes_aesni_impl; +#endif + +/* + * Initializes fastest implementation + */ +void aes_impl_init(void); + +/* + * Get selected aes implementation + */ +struct aes_impl_ops *aes_impl_get_ops(void); + #ifdef __cplusplus } #endif diff --git a/module/icp/include/modes/gcm_impl.h b/module/icp/include/modes/gcm_impl.h new file mode 100644 index 000000000..cbb904c05 --- /dev/null +++ b/module/icp/include/modes/gcm_impl.h @@ -0,0 +1,75 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + */ + +#ifndef _GCM_IMPL_H +#define _GCM_IMPL_H + +/* + * GCM function dispatcher. + */ + +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include + +/* + * Methods used to define gcm implementation + * + * @gcm_mul_f Perform carry-less multiplication + * @gcm_will_work_f Function tests whether implementation will function + */ +typedef void (*gcm_mul_f)(uint64_t *, uint64_t *, uint64_t *); +typedef boolean_t (*gcm_will_work_f)(void); + +#define GCM_IMPL_NAME_MAX (16) + +typedef struct gcm_impl_ops { + gcm_mul_f mul; + gcm_will_work_f is_supported; + char name[GCM_IMPL_NAME_MAX]; +} gcm_impl_ops_t; + +extern const gcm_impl_ops_t gcm_generic_impl; +#if defined(__x86_64) && defined(HAVE_PCLMULQDQ) +extern const gcm_impl_ops_t gcm_pclmulqdq_impl; +#endif + +/* + * Initializes fastest implementation + */ +void gcm_impl_init(void); + +/* + * Get selected aes implementation + */ +struct gcm_impl_ops *gcm_impl_get_ops(void); + +#ifdef __cplusplus +} +#endif + +#endif /* _GCM_IMPL_H */ diff --git a/module/icp/io/aes.c b/module/icp/io/aes.c index c15931c6f..53b193693 100644 --- a/module/icp/io/aes.c +++ b/module/icp/io/aes.c @@ -35,6 +35,7 @@ #include #define _AES_IMPL #include +#include #define CRYPTO_PROVIDER_NAME "aes" @@ -205,6 +206,10 @@ aes_mod_init(void) { int ret; + /* find fastest implementations and set any requested implementations */ + aes_impl_init(); + gcm_impl_init(); + if ((ret = mod_install(&modlinkage)) != 0) return (ret);