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1509 lines
50 KiB
1509 lines
50 KiB
![]()
4 years ago
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// sha_simd.cpp - written and placed in the public domain by
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// Jeffrey Walton, Uri Blumenthal and Marcel Raad.
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//
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// This source file uses intrinsics to gain access to SHA-NI and
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// ARMv8a SHA instructions. A separate source file is needed
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// because additional CXXFLAGS are required to enable the
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// appropriate instructions sets in some build configurations.
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#include "pch.h"
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#include "config.h"
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#include "sha.h"
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#include "misc.h"
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#if defined(CRYPTOPP_DISABLE_SHA_ASM)
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# undef CRYPTOPP_X86_ASM_AVAILABLE
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# undef CRYPTOPP_X32_ASM_AVAILABLE
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# undef CRYPTOPP_X64_ASM_AVAILABLE
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# undef CRYPTOPP_SSE2_ASM_AVAILABLE
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#endif
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#if (CRYPTOPP_SHANI_AVAILABLE)
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# include <nmmintrin.h>
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# include <immintrin.h>
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#endif
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#if (CRYPTOPP_ARM_NEON_HEADER)
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# include <arm_neon.h>
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#endif
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#if (CRYPTOPP_ARM_ACLE_HEADER)
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# include <stdint.h>
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# include <arm_acle.h>
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#endif
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#if CRYPTOPP_POWER8_SHA_AVAILABLE
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# include "ppc_simd.h"
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#endif
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#ifdef CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY
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# include <signal.h>
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# include <setjmp.h>
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#endif
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#ifndef EXCEPTION_EXECUTE_HANDLER
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# define EXCEPTION_EXECUTE_HANDLER 1
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#endif
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// Clang intrinsic casts
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#define M128_CAST(x) ((__m128i *)(void *)(x))
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#define CONST_M128_CAST(x) ((const __m128i *)(const void *)(x))
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// Squash MS LNK4221 and libtool warnings
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extern const char SHA_SIMD_FNAME[] = __FILE__;
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NAMESPACE_BEGIN(CryptoPP)
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// ***************** SHA key tables ********************
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extern const word32 SHA256_K[64];
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extern const word64 SHA512_K[80];
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// ***************** SIGILL probes ********************
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#ifdef CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY
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extern "C" {
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typedef void (*SigHandler)(int);
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static jmp_buf s_jmpSIGILL;
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static void SigIllHandler(int)
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{
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longjmp(s_jmpSIGILL, 1);
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}
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}
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#endif // Not CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY
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#if (CRYPTOPP_BOOL_ARM32 || CRYPTOPP_BOOL_ARMV8)
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bool CPU_ProbeSHA1()
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{
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#if defined(CRYPTOPP_NO_CPU_FEATURE_PROBES)
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return false;
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#elif (CRYPTOPP_ARM_SHA1_AVAILABLE)
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# if defined(CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY)
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volatile bool result = true;
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__try
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{
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unsigned int w[] = {1,2,3,4, 5,6,7,8, 9,10,11,12};
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uint32x4_t data1 = vld1q_u32(w+0);
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uint32x4_t data2 = vld1q_u32(w+4);
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uint32x4_t data3 = vld1q_u32(w+8);
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uint32x4_t r1 = vsha1cq_u32 (data1, 0, data2);
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uint32x4_t r2 = vsha1mq_u32 (data1, 0, data2);
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uint32x4_t r3 = vsha1pq_u32 (data1, 0, data2);
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uint32x4_t r4 = vsha1su0q_u32 (data1, data2, data3);
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uint32x4_t r5 = vsha1su1q_u32 (data1, data2);
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result = !!(vgetq_lane_u32(r1,0) | vgetq_lane_u32(r2,1) | vgetq_lane_u32(r3,2) | vgetq_lane_u32(r4,3) | vgetq_lane_u32(r5,0));
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}
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__except (EXCEPTION_EXECUTE_HANDLER)
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{
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return false;
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}
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return result;
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# else
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// longjmp and clobber warnings. Volatile is required.
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// http://github.com/weidai11/cryptopp/issues/24 and http://stackoverflow.com/q/7721854
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volatile bool result = true;
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volatile SigHandler oldHandler = signal(SIGILL, SigIllHandler);
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if (oldHandler == SIG_ERR)
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return false;
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volatile sigset_t oldMask;
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if (sigprocmask(0, NULLPTR, (sigset_t*)&oldMask))
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{
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signal(SIGILL, oldHandler);
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return false;
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}
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if (setjmp(s_jmpSIGILL))
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result = false;
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else
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{
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unsigned int w[] = {1,2,3,4, 5,6,7,8, 9,10,11,12};
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uint32x4_t data1 = vld1q_u32(w+0);
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uint32x4_t data2 = vld1q_u32(w+4);
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uint32x4_t data3 = vld1q_u32(w+8);
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uint32x4_t r1 = vsha1cq_u32 (data1, 0, data2);
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uint32x4_t r2 = vsha1mq_u32 (data1, 0, data2);
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uint32x4_t r3 = vsha1pq_u32 (data1, 0, data2);
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uint32x4_t r4 = vsha1su0q_u32 (data1, data2, data3);
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uint32x4_t r5 = vsha1su1q_u32 (data1, data2);
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result = !!(vgetq_lane_u32(r1,0) | vgetq_lane_u32(r2,1) | vgetq_lane_u32(r3,2) | vgetq_lane_u32(r4,3) | vgetq_lane_u32(r5,0));
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}
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sigprocmask(SIG_SETMASK, (sigset_t*)&oldMask, NULLPTR);
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signal(SIGILL, oldHandler);
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return result;
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# endif
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#else
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return false;
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#endif // CRYPTOPP_ARM_SHA1_AVAILABLE
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}
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bool CPU_ProbeSHA256()
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{
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#if defined(CRYPTOPP_NO_CPU_FEATURE_PROBES)
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return false;
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#elif (CRYPTOPP_ARM_SHA2_AVAILABLE)
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# if defined(CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY)
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volatile bool result = true;
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__try
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{
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unsigned int w[] = {1,2,3,4, 5,6,7,8, 9,10,11,12};
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uint32x4_t data1 = vld1q_u32(w+0);
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uint32x4_t data2 = vld1q_u32(w+4);
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uint32x4_t data3 = vld1q_u32(w+8);
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uint32x4_t r1 = vsha256hq_u32 (data1, data2, data3);
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uint32x4_t r2 = vsha256h2q_u32 (data1, data2, data3);
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uint32x4_t r3 = vsha256su0q_u32 (data1, data2);
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uint32x4_t r4 = vsha256su1q_u32 (data1, data2, data3);
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result = !!(vgetq_lane_u32(r1,0) | vgetq_lane_u32(r2,1) | vgetq_lane_u32(r3,2) | vgetq_lane_u32(r4,3));
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}
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__except (EXCEPTION_EXECUTE_HANDLER)
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{
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return false;
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}
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return result;
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#else
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// longjmp and clobber warnings. Volatile is required.
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// http://github.com/weidai11/cryptopp/issues/24 and http://stackoverflow.com/q/7721854
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volatile bool result = true;
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volatile SigHandler oldHandler = signal(SIGILL, SigIllHandler);
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if (oldHandler == SIG_ERR)
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return false;
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volatile sigset_t oldMask;
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if (sigprocmask(0, NULLPTR, (sigset_t*)&oldMask))
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{
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signal(SIGILL, oldHandler);
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return false;
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}
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if (setjmp(s_jmpSIGILL))
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result = false;
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else
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{
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unsigned int w[] = {1,2,3,4, 5,6,7,8, 9,10,11,12};
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uint32x4_t data1 = vld1q_u32(w+0);
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uint32x4_t data2 = vld1q_u32(w+4);
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uint32x4_t data3 = vld1q_u32(w+8);
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uint32x4_t r1 = vsha256hq_u32 (data1, data2, data3);
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uint32x4_t r2 = vsha256h2q_u32 (data1, data2, data3);
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uint32x4_t r3 = vsha256su0q_u32 (data1, data2);
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uint32x4_t r4 = vsha256su1q_u32 (data1, data2, data3);
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result = !!(vgetq_lane_u32(r1,0) | vgetq_lane_u32(r2,1) | vgetq_lane_u32(r3,2) | vgetq_lane_u32(r4,3));
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}
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sigprocmask(SIG_SETMASK, (sigset_t*)&oldMask, NULLPTR);
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signal(SIGILL, oldHandler);
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return result;
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# endif
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#else
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return false;
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#endif // CRYPTOPP_ARM_SHA2_AVAILABLE
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}
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#endif // ARM32 or ARM64
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// ***************** Intel x86 SHA ********************
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/////////////////////////////////////
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// start of Walton and Gulley code //
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/////////////////////////////////////
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#if CRYPTOPP_SHANI_AVAILABLE
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// Based on http://software.intel.com/en-us/articles/intel-sha-extensions and code by Sean Gulley.
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void SHA1_HashMultipleBlocks_SHANI(word32 *state, const word32 *data, size_t length, ByteOrder order)
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{
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CRYPTOPP_ASSERT(state);
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CRYPTOPP_ASSERT(data);
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CRYPTOPP_ASSERT(length >= SHA1::BLOCKSIZE);
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__m128i ABCD, ABCD_SAVE, E0, E0_SAVE, E1;
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__m128i MASK, MSG0, MSG1, MSG2, MSG3;
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// Load initial values
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ABCD = _mm_loadu_si128(CONST_M128_CAST(state));
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E0 = _mm_set_epi32(state[4], 0, 0, 0);
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ABCD = _mm_shuffle_epi32(ABCD, 0x1B);
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// IA-32 SHA is little endian, SHA::Transform is big endian,
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// and SHA::HashMultipleBlocks can be either. ByteOrder
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// allows us to avoid extra endian reversals. It saves 1.0 cpb.
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MASK = order == BIG_ENDIAN_ORDER ? // Data arrangement
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_mm_set_epi8(0,1,2,3, 4,5,6,7, 8,9,10,11, 12,13,14,15) :
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_mm_set_epi8(3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12) ;
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while (length >= SHA1::BLOCKSIZE)
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{
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// Save current hash
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ABCD_SAVE = ABCD;
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E0_SAVE = E0;
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// Rounds 0-3
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MSG0 = _mm_loadu_si128(CONST_M128_CAST(data+0));
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MSG0 = _mm_shuffle_epi8(MSG0, MASK);
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E0 = _mm_add_epi32(E0, MSG0);
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E1 = ABCD;
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 0);
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// Rounds 4-7
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MSG1 = _mm_loadu_si128(CONST_M128_CAST(data+4));
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MSG1 = _mm_shuffle_epi8(MSG1, MASK);
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E1 = _mm_sha1nexte_epu32(E1, MSG1);
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E0 = ABCD;
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 0);
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MSG0 = _mm_sha1msg1_epu32(MSG0, MSG1);
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// Rounds 8-11
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MSG2 = _mm_loadu_si128(CONST_M128_CAST(data+8));
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MSG2 = _mm_shuffle_epi8(MSG2, MASK);
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E0 = _mm_sha1nexte_epu32(E0, MSG2);
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E1 = ABCD;
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 0);
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MSG1 = _mm_sha1msg1_epu32(MSG1, MSG2);
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MSG0 = _mm_xor_si128(MSG0, MSG2);
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// Rounds 12-15
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MSG3 = _mm_loadu_si128(CONST_M128_CAST(data+12));
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MSG3 = _mm_shuffle_epi8(MSG3, MASK);
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E1 = _mm_sha1nexte_epu32(E1, MSG3);
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E0 = ABCD;
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MSG0 = _mm_sha1msg2_epu32(MSG0, MSG3);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 0);
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MSG2 = _mm_sha1msg1_epu32(MSG2, MSG3);
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MSG1 = _mm_xor_si128(MSG1, MSG3);
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// Rounds 16-19
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E0 = _mm_sha1nexte_epu32(E0, MSG0);
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E1 = ABCD;
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MSG1 = _mm_sha1msg2_epu32(MSG1, MSG0);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 0);
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MSG3 = _mm_sha1msg1_epu32(MSG3, MSG0);
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MSG2 = _mm_xor_si128(MSG2, MSG0);
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// Rounds 20-23
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E1 = _mm_sha1nexte_epu32(E1, MSG1);
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E0 = ABCD;
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MSG2 = _mm_sha1msg2_epu32(MSG2, MSG1);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 1);
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MSG0 = _mm_sha1msg1_epu32(MSG0, MSG1);
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MSG3 = _mm_xor_si128(MSG3, MSG1);
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// Rounds 24-27
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E0 = _mm_sha1nexte_epu32(E0, MSG2);
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E1 = ABCD;
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MSG3 = _mm_sha1msg2_epu32(MSG3, MSG2);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 1);
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MSG1 = _mm_sha1msg1_epu32(MSG1, MSG2);
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MSG0 = _mm_xor_si128(MSG0, MSG2);
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// Rounds 28-31
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E1 = _mm_sha1nexte_epu32(E1, MSG3);
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E0 = ABCD;
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MSG0 = _mm_sha1msg2_epu32(MSG0, MSG3);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 1);
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MSG2 = _mm_sha1msg1_epu32(MSG2, MSG3);
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MSG1 = _mm_xor_si128(MSG1, MSG3);
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// Rounds 32-35
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E0 = _mm_sha1nexte_epu32(E0, MSG0);
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E1 = ABCD;
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MSG1 = _mm_sha1msg2_epu32(MSG1, MSG0);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 1);
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MSG3 = _mm_sha1msg1_epu32(MSG3, MSG0);
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MSG2 = _mm_xor_si128(MSG2, MSG0);
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// Rounds 36-39
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E1 = _mm_sha1nexte_epu32(E1, MSG1);
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E0 = ABCD;
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MSG2 = _mm_sha1msg2_epu32(MSG2, MSG1);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 1);
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MSG0 = _mm_sha1msg1_epu32(MSG0, MSG1);
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MSG3 = _mm_xor_si128(MSG3, MSG1);
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// Rounds 40-43
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E0 = _mm_sha1nexte_epu32(E0, MSG2);
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E1 = ABCD;
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MSG3 = _mm_sha1msg2_epu32(MSG3, MSG2);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 2);
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MSG1 = _mm_sha1msg1_epu32(MSG1, MSG2);
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MSG0 = _mm_xor_si128(MSG0, MSG2);
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// Rounds 44-47
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E1 = _mm_sha1nexte_epu32(E1, MSG3);
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E0 = ABCD;
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MSG0 = _mm_sha1msg2_epu32(MSG0, MSG3);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 2);
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MSG2 = _mm_sha1msg1_epu32(MSG2, MSG3);
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MSG1 = _mm_xor_si128(MSG1, MSG3);
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// Rounds 48-51
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E0 = _mm_sha1nexte_epu32(E0, MSG0);
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E1 = ABCD;
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MSG1 = _mm_sha1msg2_epu32(MSG1, MSG0);
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ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 2);
|
||
|
MSG3 = _mm_sha1msg1_epu32(MSG3, MSG0);
|
||
|
MSG2 = _mm_xor_si128(MSG2, MSG0);
|
||
|
|
||
|
// Rounds 52-55
|
||
|
E1 = _mm_sha1nexte_epu32(E1, MSG1);
|
||
|
E0 = ABCD;
|
||
|
MSG2 = _mm_sha1msg2_epu32(MSG2, MSG1);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 2);
|
||
|
MSG0 = _mm_sha1msg1_epu32(MSG0, MSG1);
|
||
|
MSG3 = _mm_xor_si128(MSG3, MSG1);
|
||
|
|
||
|
// Rounds 56-59
|
||
|
E0 = _mm_sha1nexte_epu32(E0, MSG2);
|
||
|
E1 = ABCD;
|
||
|
MSG3 = _mm_sha1msg2_epu32(MSG3, MSG2);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 2);
|
||
|
MSG1 = _mm_sha1msg1_epu32(MSG1, MSG2);
|
||
|
MSG0 = _mm_xor_si128(MSG0, MSG2);
|
||
|
|
||
|
// Rounds 60-63
|
||
|
E1 = _mm_sha1nexte_epu32(E1, MSG3);
|
||
|
E0 = ABCD;
|
||
|
MSG0 = _mm_sha1msg2_epu32(MSG0, MSG3);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 3);
|
||
|
MSG2 = _mm_sha1msg1_epu32(MSG2, MSG3);
|
||
|
MSG1 = _mm_xor_si128(MSG1, MSG3);
|
||
|
|
||
|
// Rounds 64-67
|
||
|
E0 = _mm_sha1nexte_epu32(E0, MSG0);
|
||
|
E1 = ABCD;
|
||
|
MSG1 = _mm_sha1msg2_epu32(MSG1, MSG0);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 3);
|
||
|
MSG3 = _mm_sha1msg1_epu32(MSG3, MSG0);
|
||
|
MSG2 = _mm_xor_si128(MSG2, MSG0);
|
||
|
|
||
|
// Rounds 68-71
|
||
|
E1 = _mm_sha1nexte_epu32(E1, MSG1);
|
||
|
E0 = ABCD;
|
||
|
MSG2 = _mm_sha1msg2_epu32(MSG2, MSG1);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 3);
|
||
|
MSG3 = _mm_xor_si128(MSG3, MSG1);
|
||
|
|
||
|
// Rounds 72-75
|
||
|
E0 = _mm_sha1nexte_epu32(E0, MSG2);
|
||
|
E1 = ABCD;
|
||
|
MSG3 = _mm_sha1msg2_epu32(MSG3, MSG2);
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E0, 3);
|
||
|
|
||
|
// Rounds 76-79
|
||
|
E1 = _mm_sha1nexte_epu32(E1, MSG3);
|
||
|
E0 = ABCD;
|
||
|
ABCD = _mm_sha1rnds4_epu32(ABCD, E1, 3);
|
||
|
|
||
|
// Add values back to state
|
||
|
E0 = _mm_sha1nexte_epu32(E0, E0_SAVE);
|
||
|
ABCD = _mm_add_epi32(ABCD, ABCD_SAVE);
|
||
|
|
||
|
data += SHA1::BLOCKSIZE/sizeof(word32);
|
||
|
length -= SHA1::BLOCKSIZE;
|
||
|
}
|
||
|
|
||
|
// Save state
|
||
|
ABCD = _mm_shuffle_epi32(ABCD, 0x1B);
|
||
|
_mm_storeu_si128(M128_CAST(state), ABCD);
|
||
|
state[4] = _mm_extract_epi32(E0, 3);
|
||
|
}
|
||
|
|
||
|
// Based on http://software.intel.com/en-us/articles/intel-sha-extensions and code by Sean Gulley.
|
||
|
void SHA256_HashMultipleBlocks_SHANI(word32 *state, const word32 *data, size_t length, ByteOrder order)
|
||
|
{
|
||
|
CRYPTOPP_ASSERT(state);
|
||
|
CRYPTOPP_ASSERT(data);
|
||
|
CRYPTOPP_ASSERT(length >= SHA256::BLOCKSIZE);
|
||
|
|
||
|
__m128i STATE0, STATE1;
|
||
|
__m128i MSG, TMP, MASK;
|
||
|
__m128i TMSG0, TMSG1, TMSG2, TMSG3;
|
||
|
__m128i ABEF_SAVE, CDGH_SAVE;
|
||
|
|
||
|
// Load initial values
|
||
|
TMP = _mm_loadu_si128(M128_CAST(&state[0]));
|
||
|
STATE1 = _mm_loadu_si128(M128_CAST(&state[4]));
|
||
|
|
||
|
// IA-32 SHA is little endian, SHA::Transform is big endian,
|
||
|
// and SHA::HashMultipleBlocks can be either. ByteOrder
|
||
|
// allows us to avoid extra endian reversals. It saves 1.0 cpb.
|
||
|
MASK = order == BIG_ENDIAN_ORDER ? // Data arrangement
|
||
|
_mm_set_epi8(12,13,14,15, 8,9,10,11, 4,5,6,7, 0,1,2,3) :
|
||
|
_mm_set_epi8(15,14,13,12, 11,10,9,8, 7,6,5,4, 3,2,1,0) ;
|
||
|
|
||
|
TMP = _mm_shuffle_epi32(TMP, 0xB1); // CDAB
|
||
|
STATE1 = _mm_shuffle_epi32(STATE1, 0x1B); // EFGH
|
||
|
STATE0 = _mm_alignr_epi8(TMP, STATE1, 8); // ABEF
|
||
|
STATE1 = _mm_blend_epi16(STATE1, TMP, 0xF0); // CDGH
|
||
|
|
||
|
while (length >= SHA256::BLOCKSIZE)
|
||
|
{
|
||
|
// Save current hash
|
||
|
ABEF_SAVE = STATE0;
|
||
|
CDGH_SAVE = STATE1;
|
||
|
|
||
|
// Rounds 0-3
|
||
|
MSG = _mm_loadu_si128(CONST_M128_CAST(data+0));
|
||
|
TMSG0 = _mm_shuffle_epi8(MSG, MASK);
|
||
|
MSG = _mm_add_epi32(TMSG0, _mm_set_epi64x(W64LIT(0xE9B5DBA5B5C0FBCF), W64LIT(0x71374491428A2F98)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
|
||
|
// Rounds 4-7
|
||
|
TMSG1 = _mm_loadu_si128(CONST_M128_CAST(data+4));
|
||
|
TMSG1 = _mm_shuffle_epi8(TMSG1, MASK);
|
||
|
MSG = _mm_add_epi32(TMSG1, _mm_set_epi64x(W64LIT(0xAB1C5ED5923F82A4), W64LIT(0x59F111F13956C25B)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG0 = _mm_sha256msg1_epu32(TMSG0, TMSG1);
|
||
|
|
||
|
// Rounds 8-11
|
||
|
TMSG2 = _mm_loadu_si128(CONST_M128_CAST(data+8));
|
||
|
TMSG2 = _mm_shuffle_epi8(TMSG2, MASK);
|
||
|
MSG = _mm_add_epi32(TMSG2, _mm_set_epi64x(W64LIT(0x550C7DC3243185BE), W64LIT(0x12835B01D807AA98)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG1 = _mm_sha256msg1_epu32(TMSG1, TMSG2);
|
||
|
|
||
|
// Rounds 12-15
|
||
|
TMSG3 = _mm_loadu_si128(CONST_M128_CAST(data+12));
|
||
|
TMSG3 = _mm_shuffle_epi8(TMSG3, MASK);
|
||
|
MSG = _mm_add_epi32(TMSG3, _mm_set_epi64x(W64LIT(0xC19BF1749BDC06A7), W64LIT(0x80DEB1FE72BE5D74)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG3, TMSG2, 4);
|
||
|
TMSG0 = _mm_add_epi32(TMSG0, TMP);
|
||
|
TMSG0 = _mm_sha256msg2_epu32(TMSG0, TMSG3);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG2 = _mm_sha256msg1_epu32(TMSG2, TMSG3);
|
||
|
|
||
|
// Rounds 16-19
|
||
|
MSG = _mm_add_epi32(TMSG0, _mm_set_epi64x(W64LIT(0x240CA1CC0FC19DC6), W64LIT(0xEFBE4786E49B69C1)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG0, TMSG3, 4);
|
||
|
TMSG1 = _mm_add_epi32(TMSG1, TMP);
|
||
|
TMSG1 = _mm_sha256msg2_epu32(TMSG1, TMSG0);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG3 = _mm_sha256msg1_epu32(TMSG3, TMSG0);
|
||
|
|
||
|
// Rounds 20-23
|
||
|
MSG = _mm_add_epi32(TMSG1, _mm_set_epi64x(W64LIT(0x76F988DA5CB0A9DC), W64LIT(0x4A7484AA2DE92C6F)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG1, TMSG0, 4);
|
||
|
TMSG2 = _mm_add_epi32(TMSG2, TMP);
|
||
|
TMSG2 = _mm_sha256msg2_epu32(TMSG2, TMSG1);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG0 = _mm_sha256msg1_epu32(TMSG0, TMSG1);
|
||
|
|
||
|
// Rounds 24-27
|
||
|
MSG = _mm_add_epi32(TMSG2, _mm_set_epi64x(W64LIT(0xBF597FC7B00327C8), W64LIT(0xA831C66D983E5152)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG2, TMSG1, 4);
|
||
|
TMSG3 = _mm_add_epi32(TMSG3, TMP);
|
||
|
TMSG3 = _mm_sha256msg2_epu32(TMSG3, TMSG2);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG1 = _mm_sha256msg1_epu32(TMSG1, TMSG2);
|
||
|
|
||
|
// Rounds 28-31
|
||
|
MSG = _mm_add_epi32(TMSG3, _mm_set_epi64x(W64LIT(0x1429296706CA6351), W64LIT(0xD5A79147C6E00BF3)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG3, TMSG2, 4);
|
||
|
TMSG0 = _mm_add_epi32(TMSG0, TMP);
|
||
|
TMSG0 = _mm_sha256msg2_epu32(TMSG0, TMSG3);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG2 = _mm_sha256msg1_epu32(TMSG2, TMSG3);
|
||
|
|
||
|
// Rounds 32-35
|
||
|
MSG = _mm_add_epi32(TMSG0, _mm_set_epi64x(W64LIT(0x53380D134D2C6DFC), W64LIT(0x2E1B213827B70A85)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG0, TMSG3, 4);
|
||
|
TMSG1 = _mm_add_epi32(TMSG1, TMP);
|
||
|
TMSG1 = _mm_sha256msg2_epu32(TMSG1, TMSG0);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG3 = _mm_sha256msg1_epu32(TMSG3, TMSG0);
|
||
|
|
||
|
// Rounds 36-39
|
||
|
MSG = _mm_add_epi32(TMSG1, _mm_set_epi64x(W64LIT(0x92722C8581C2C92E), W64LIT(0x766A0ABB650A7354)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG1, TMSG0, 4);
|
||
|
TMSG2 = _mm_add_epi32(TMSG2, TMP);
|
||
|
TMSG2 = _mm_sha256msg2_epu32(TMSG2, TMSG1);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG0 = _mm_sha256msg1_epu32(TMSG0, TMSG1);
|
||
|
|
||
|
// Rounds 40-43
|
||
|
MSG = _mm_add_epi32(TMSG2, _mm_set_epi64x(W64LIT(0xC76C51A3C24B8B70), W64LIT(0xA81A664BA2BFE8A1)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG2, TMSG1, 4);
|
||
|
TMSG3 = _mm_add_epi32(TMSG3, TMP);
|
||
|
TMSG3 = _mm_sha256msg2_epu32(TMSG3, TMSG2);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG1 = _mm_sha256msg1_epu32(TMSG1, TMSG2);
|
||
|
|
||
|
// Rounds 44-47
|
||
|
MSG = _mm_add_epi32(TMSG3, _mm_set_epi64x(W64LIT(0x106AA070F40E3585), W64LIT(0xD6990624D192E819)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG3, TMSG2, 4);
|
||
|
TMSG0 = _mm_add_epi32(TMSG0, TMP);
|
||
|
TMSG0 = _mm_sha256msg2_epu32(TMSG0, TMSG3);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG2 = _mm_sha256msg1_epu32(TMSG2, TMSG3);
|
||
|
|
||
|
// Rounds 48-51
|
||
|
MSG = _mm_add_epi32(TMSG0, _mm_set_epi64x(W64LIT(0x34B0BCB52748774C), W64LIT(0x1E376C0819A4C116)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG0, TMSG3, 4);
|
||
|
TMSG1 = _mm_add_epi32(TMSG1, TMP);
|
||
|
TMSG1 = _mm_sha256msg2_epu32(TMSG1, TMSG0);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
TMSG3 = _mm_sha256msg1_epu32(TMSG3, TMSG0);
|
||
|
|
||
|
// Rounds 52-55
|
||
|
MSG = _mm_add_epi32(TMSG1, _mm_set_epi64x(W64LIT(0x682E6FF35B9CCA4F), W64LIT(0x4ED8AA4A391C0CB3)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG1, TMSG0, 4);
|
||
|
TMSG2 = _mm_add_epi32(TMSG2, TMP);
|
||
|
TMSG2 = _mm_sha256msg2_epu32(TMSG2, TMSG1);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
|
||
|
// Rounds 56-59
|
||
|
MSG = _mm_add_epi32(TMSG2, _mm_set_epi64x(W64LIT(0x8CC7020884C87814), W64LIT(0x78A5636F748F82EE)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
TMP = _mm_alignr_epi8(TMSG2, TMSG1, 4);
|
||
|
TMSG3 = _mm_add_epi32(TMSG3, TMP);
|
||
|
TMSG3 = _mm_sha256msg2_epu32(TMSG3, TMSG2);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
|
||
|
// Rounds 60-63
|
||
|
MSG = _mm_add_epi32(TMSG3, _mm_set_epi64x(W64LIT(0xC67178F2BEF9A3F7), W64LIT(0xA4506CEB90BEFFFA)));
|
||
|
STATE1 = _mm_sha256rnds2_epu32(STATE1, STATE0, MSG);
|
||
|
MSG = _mm_shuffle_epi32(MSG, 0x0E);
|
||
|
STATE0 = _mm_sha256rnds2_epu32(STATE0, STATE1, MSG);
|
||
|
|
||
|
// Add values back to state
|
||
|
STATE0 = _mm_add_epi32(STATE0, ABEF_SAVE);
|
||
|
STATE1 = _mm_add_epi32(STATE1, CDGH_SAVE);
|
||
|
|
||
|
data += SHA256::BLOCKSIZE/sizeof(word32);
|
||
|
length -= SHA256::BLOCKSIZE;
|
||
|
}
|
||
|
|
||
|
TMP = _mm_shuffle_epi32(STATE0, 0x1B); // FEBA
|
||
|
STATE1 = _mm_shuffle_epi32(STATE1, 0xB1); // DCHG
|
||
|
STATE0 = _mm_blend_epi16(TMP, STATE1, 0xF0); // DCBA
|
||
|
STATE1 = _mm_alignr_epi8(STATE1, TMP, 8); // ABEF
|
||
|
|
||
|
// Save state
|
||
|
_mm_storeu_si128(M128_CAST(&state[0]), STATE0);
|
||
|
_mm_storeu_si128(M128_CAST(&state[4]), STATE1);
|
||
|
}
|
||
|
#endif // CRYPTOPP_SHANI_AVAILABLE
|
||
|
|
||
|
///////////////////////////////////
|
||
|
// end of Walton and Gulley code //
|
||
|
///////////////////////////////////
|
||
|
|
||
|
// ***************** ARMV8 SHA ********************
|
||
|
|
||
|
/////////////////////////////////////////////////////////////
|
||
|
// start of Walton, Schneiders, O'Rourke and Hovsmith code //
|
||
|
/////////////////////////////////////////////////////////////
|
||
|
|
||
|
#if CRYPTOPP_ARM_SHA1_AVAILABLE
|
||
|
void SHA1_HashMultipleBlocks_ARMV8(word32 *state, const word32 *data, size_t length, ByteOrder order)
|
||
|
{
|
||
|
CRYPTOPP_ASSERT(state);
|
||
|
CRYPTOPP_ASSERT(data);
|
||
|
CRYPTOPP_ASSERT(length >= SHA1::BLOCKSIZE);
|
||
|
|
||
|
uint32x4_t C0, C1, C2, C3;
|
||
|
uint32x4_t ABCD, ABCD_SAVED;
|
||
|
uint32x4_t MSG0, MSG1, MSG2, MSG3;
|
||
|
uint32x4_t TMP0, TMP1;
|
||
|
uint32_t E0, E0_SAVED, E1;
|
||
|
|
||
|
// Load initial values
|
||
|
C0 = vdupq_n_u32(0x5A827999);
|
||
|
C1 = vdupq_n_u32(0x6ED9EBA1);
|
||
|
C2 = vdupq_n_u32(0x8F1BBCDC);
|
||
|
C3 = vdupq_n_u32(0xCA62C1D6);
|
||
|
|
||
|
ABCD = vld1q_u32(&state[0]);
|
||
|
E0 = state[4];
|
||
|
|
||
|
while (length >= SHA1::BLOCKSIZE)
|
||
|
{
|
||
|
// Save current hash
|
||
|
ABCD_SAVED = ABCD;
|
||
|
E0_SAVED = E0;
|
||
|
|
||
|
MSG0 = vld1q_u32(data + 0);
|
||
|
MSG1 = vld1q_u32(data + 4);
|
||
|
MSG2 = vld1q_u32(data + 8);
|
||
|
MSG3 = vld1q_u32(data + 12);
|
||
|
|
||
|
if (order == BIG_ENDIAN_ORDER) // Data arrangement
|
||
|
{
|
||
|
MSG0 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG0)));
|
||
|
MSG1 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG1)));
|
||
|
MSG2 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG2)));
|
||
|
MSG3 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG3)));
|
||
|
}
|
||
|
|
||
|
TMP0 = vaddq_u32(MSG0, C0);
|
||
|
TMP1 = vaddq_u32(MSG1, C0);
|
||
|
|
||
|
// Rounds 0-3
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1cq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG2, C0);
|
||
|
MSG0 = vsha1su0q_u32(MSG0, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 4-7
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1cq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG3, C0);
|
||
|
MSG0 = vsha1su1q_u32(MSG0, MSG3);
|
||
|
MSG1 = vsha1su0q_u32(MSG1, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 8-11
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1cq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG0, C0);
|
||
|
MSG1 = vsha1su1q_u32(MSG1, MSG0);
|
||
|
MSG2 = vsha1su0q_u32(MSG2, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 12-15
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1cq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG1, C1);
|
||
|
MSG2 = vsha1su1q_u32(MSG2, MSG1);
|
||
|
MSG3 = vsha1su0q_u32(MSG3, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 16-19
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1cq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG2, C1);
|
||
|
MSG3 = vsha1su1q_u32(MSG3, MSG2);
|
||
|
MSG0 = vsha1su0q_u32(MSG0, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 20-23
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG3, C1);
|
||
|
MSG0 = vsha1su1q_u32(MSG0, MSG3);
|
||
|
MSG1 = vsha1su0q_u32(MSG1, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 24-27
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG0, C1);
|
||
|
MSG1 = vsha1su1q_u32(MSG1, MSG0);
|
||
|
MSG2 = vsha1su0q_u32(MSG2, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 28-31
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG1, C1);
|
||
|
MSG2 = vsha1su1q_u32(MSG2, MSG1);
|
||
|
MSG3 = vsha1su0q_u32(MSG3, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 32-35
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG2, C2);
|
||
|
MSG3 = vsha1su1q_u32(MSG3, MSG2);
|
||
|
MSG0 = vsha1su0q_u32(MSG0, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 36-39
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG3, C2);
|
||
|
MSG0 = vsha1su1q_u32(MSG0, MSG3);
|
||
|
MSG1 = vsha1su0q_u32(MSG1, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 40-43
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1mq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG0, C2);
|
||
|
MSG1 = vsha1su1q_u32(MSG1, MSG0);
|
||
|
MSG2 = vsha1su0q_u32(MSG2, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 44-47
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1mq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG1, C2);
|
||
|
MSG2 = vsha1su1q_u32(MSG2, MSG1);
|
||
|
MSG3 = vsha1su0q_u32(MSG3, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 48-51
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1mq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG2, C2);
|
||
|
MSG3 = vsha1su1q_u32(MSG3, MSG2);
|
||
|
MSG0 = vsha1su0q_u32(MSG0, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 52-55
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1mq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG3, C3);
|
||
|
MSG0 = vsha1su1q_u32(MSG0, MSG3);
|
||
|
MSG1 = vsha1su0q_u32(MSG1, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 56-59
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1mq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG0, C3);
|
||
|
MSG1 = vsha1su1q_u32(MSG1, MSG0);
|
||
|
MSG2 = vsha1su0q_u32(MSG2, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 60-63
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG1, C3);
|
||
|
MSG2 = vsha1su1q_u32(MSG2, MSG1);
|
||
|
MSG3 = vsha1su0q_u32(MSG3, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 64-67
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E0, TMP0);
|
||
|
TMP0 = vaddq_u32(MSG2, C3);
|
||
|
MSG3 = vsha1su1q_u32(MSG3, MSG2);
|
||
|
MSG0 = vsha1su0q_u32(MSG0, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 68-71
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
TMP1 = vaddq_u32(MSG3, C3);
|
||
|
MSG0 = vsha1su1q_u32(MSG0, MSG3);
|
||
|
|
||
|
// Rounds 72-75
|
||
|
E1 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E0, TMP0);
|
||
|
|
||
|
// Rounds 76-79
|
||
|
E0 = vsha1h_u32(vgetq_lane_u32(ABCD, 0));
|
||
|
ABCD = vsha1pq_u32(ABCD, E1, TMP1);
|
||
|
|
||
|
E0 += E0_SAVED;
|
||
|
ABCD = vaddq_u32(ABCD_SAVED, ABCD);
|
||
|
|
||
|
data += SHA1::BLOCKSIZE/sizeof(word32);
|
||
|
length -= SHA1::BLOCKSIZE;
|
||
|
}
|
||
|
|
||
|
// Save state
|
||
|
vst1q_u32(&state[0], ABCD);
|
||
|
state[4] = E0;
|
||
|
}
|
||
|
#endif // CRYPTOPP_ARM_SHA1_AVAILABLE
|
||
|
|
||
|
#if CRYPTOPP_ARM_SHA2_AVAILABLE
|
||
|
void SHA256_HashMultipleBlocks_ARMV8(word32 *state, const word32 *data, size_t length, ByteOrder order)
|
||
|
{
|
||
|
CRYPTOPP_ASSERT(state);
|
||
|
CRYPTOPP_ASSERT(data);
|
||
|
CRYPTOPP_ASSERT(length >= SHA256::BLOCKSIZE);
|
||
|
|
||
|
uint32x4_t STATE0, STATE1, ABEF_SAVE, CDGH_SAVE;
|
||
|
uint32x4_t MSG0, MSG1, MSG2, MSG3;
|
||
|
uint32x4_t TMP0, TMP1, TMP2;
|
||
|
|
||
|
// Load initial values
|
||
|
STATE0 = vld1q_u32(&state[0]);
|
||
|
STATE1 = vld1q_u32(&state[4]);
|
||
|
|
||
|
while (length >= SHA256::BLOCKSIZE)
|
||
|
{
|
||
|
// Save current hash
|
||
|
ABEF_SAVE = STATE0;
|
||
|
CDGH_SAVE = STATE1;
|
||
|
|
||
|
// Load message
|
||
|
MSG0 = vld1q_u32(data + 0);
|
||
|
MSG1 = vld1q_u32(data + 4);
|
||
|
MSG2 = vld1q_u32(data + 8);
|
||
|
MSG3 = vld1q_u32(data + 12);
|
||
|
|
||
|
if (order == BIG_ENDIAN_ORDER) // Data arrangement
|
||
|
{
|
||
|
MSG0 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG0)));
|
||
|
MSG1 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG1)));
|
||
|
MSG2 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG2)));
|
||
|
MSG3 = vreinterpretq_u32_u8(vrev32q_u8(vreinterpretq_u8_u32(MSG3)));
|
||
|
}
|
||
|
|
||
|
TMP0 = vaddq_u32(MSG0, vld1q_u32(&SHA256_K[0x00]));
|
||
|
|
||
|
// Rounds 0-3
|
||
|
MSG0 = vsha256su0q_u32(MSG0, MSG1);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG1, vld1q_u32(&SHA256_K[0x04]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG0 = vsha256su1q_u32(MSG0, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 4-7
|
||
|
MSG1 = vsha256su0q_u32(MSG1, MSG2);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG2, vld1q_u32(&SHA256_K[0x08]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG1 = vsha256su1q_u32(MSG1, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 8-11
|
||
|
MSG2 = vsha256su0q_u32(MSG2, MSG3);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG3, vld1q_u32(&SHA256_K[0x0c]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG2 = vsha256su1q_u32(MSG2, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 12-15
|
||
|
MSG3 = vsha256su0q_u32(MSG3, MSG0);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG0, vld1q_u32(&SHA256_K[0x10]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG3 = vsha256su1q_u32(MSG3, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 16-19
|
||
|
MSG0 = vsha256su0q_u32(MSG0, MSG1);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG1, vld1q_u32(&SHA256_K[0x14]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG0 = vsha256su1q_u32(MSG0, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 20-23
|
||
|
MSG1 = vsha256su0q_u32(MSG1, MSG2);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG2, vld1q_u32(&SHA256_K[0x18]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG1 = vsha256su1q_u32(MSG1, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 24-27
|
||
|
MSG2 = vsha256su0q_u32(MSG2, MSG3);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG3, vld1q_u32(&SHA256_K[0x1c]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG2 = vsha256su1q_u32(MSG2, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 28-31
|
||
|
MSG3 = vsha256su0q_u32(MSG3, MSG0);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG0, vld1q_u32(&SHA256_K[0x20]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG3 = vsha256su1q_u32(MSG3, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 32-35
|
||
|
MSG0 = vsha256su0q_u32(MSG0, MSG1);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG1, vld1q_u32(&SHA256_K[0x24]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG0 = vsha256su1q_u32(MSG0, MSG2, MSG3);
|
||
|
|
||
|
// Rounds 36-39
|
||
|
MSG1 = vsha256su0q_u32(MSG1, MSG2);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG2, vld1q_u32(&SHA256_K[0x28]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG1 = vsha256su1q_u32(MSG1, MSG3, MSG0);
|
||
|
|
||
|
// Rounds 40-43
|
||
|
MSG2 = vsha256su0q_u32(MSG2, MSG3);
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG3, vld1q_u32(&SHA256_K[0x2c]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
MSG2 = vsha256su1q_u32(MSG2, MSG0, MSG1);
|
||
|
|
||
|
// Rounds 44-47
|
||
|
MSG3 = vsha256su0q_u32(MSG3, MSG0);
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG0, vld1q_u32(&SHA256_K[0x30]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
MSG3 = vsha256su1q_u32(MSG3, MSG1, MSG2);
|
||
|
|
||
|
// Rounds 48-51
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG1, vld1q_u32(&SHA256_K[0x34]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
|
||
|
// Rounds 52-55
|
||
|
TMP2 = STATE0;
|
||
|
TMP0 = vaddq_u32(MSG2, vld1q_u32(&SHA256_K[0x38]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
|
||
|
// Rounds 56-59
|
||
|
TMP2 = STATE0;
|
||
|
TMP1 = vaddq_u32(MSG3, vld1q_u32(&SHA256_K[0x3c]));
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP0);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP0);
|
||
|
|
||
|
// Rounds 60-63
|
||
|
TMP2 = STATE0;
|
||
|
STATE0 = vsha256hq_u32(STATE0, STATE1, TMP1);
|
||
|
STATE1 = vsha256h2q_u32(STATE1, TMP2, TMP1);
|
||
|
|
||
|
// Add back to state
|
||
|
STATE0 = vaddq_u32(STATE0, ABEF_SAVE);
|
||
|
STATE1 = vaddq_u32(STATE1, CDGH_SAVE);
|
||
|
|
||
|
data += SHA256::BLOCKSIZE/sizeof(word32);
|
||
|
length -= SHA256::BLOCKSIZE;
|
||
|
}
|
||
|
|
||
|
// Save state
|
||
|
vst1q_u32(&state[0], STATE0);
|
||
|
vst1q_u32(&state[4], STATE1);
|
||
|
}
|
||
|
#endif // CRYPTOPP_ARM_SHA2_AVAILABLE
|
||
|
|
||
|
///////////////////////////////////////////////////////////
|
||
|
// end of Walton, Schneiders, O'Rourke and Hovsmith code //
|
||
|
///////////////////////////////////////////////////////////
|
||
|
|
||
|
// ***************** Power8 SHA ********************
|
||
|
|
||
|
//////////////////////////////////////////////////
|
||
|
// start Gustavo, Serra, Scalet and Walton code //
|
||
|
//////////////////////////////////////////////////
|
||
|
|
||
|
#if CRYPTOPP_POWER8_SHA_AVAILABLE
|
||
|
|
||
|
// Indexes into the S[] array
|
||
|
enum {A=0, B=1, C, D, E, F, G, H};
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VecLoad32(const word32* data, int offset)
|
||
|
{
|
||
|
#if (CRYPTOPP_LITTLE_ENDIAN)
|
||
|
const uint8x16_p mask = {3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12};
|
||
|
const uint32x4_p val = VecLoad(offset, data);
|
||
|
return (uint32x4_p)VecPermute(val, val, mask);
|
||
|
#else
|
||
|
return VecLoad(offset, data);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
template<class T> inline
|
||
|
void VecStore32(const T data, word32 dest[4])
|
||
|
{
|
||
|
VecStore(data, dest);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VectorCh(const uint32x4_p x, const uint32x4_p y, const uint32x4_p z)
|
||
|
{
|
||
|
// The trick below is due to Andy Polyakov and Jack Lloyd
|
||
|
return vec_sel(z,y,x);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VectorMaj(const uint32x4_p x, const uint32x4_p y, const uint32x4_p z)
|
||
|
{
|
||
|
// The trick below is due to Andy Polyakov and Jack Lloyd
|
||
|
return vec_sel(y, z, VecXor(x, y));
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p Vector_sigma0(const uint32x4_p val)
|
||
|
{
|
||
|
return VecSHA256<0,0>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p Vector_sigma1(const uint32x4_p val)
|
||
|
{
|
||
|
return VecSHA256<0,0xf>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VectorSigma0(const uint32x4_p val)
|
||
|
{
|
||
|
return VecSHA256<1,0>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VectorSigma1(const uint32x4_p val)
|
||
|
{
|
||
|
return VecSHA256<1,0xf>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint32x4_p VectorPack(const uint32x4_p a, const uint32x4_p b,
|
||
|
const uint32x4_p c, const uint32x4_p d)
|
||
|
{
|
||
|
const uint8x16_p m1 = {0,1,2,3, 16,17,18,19, 0,0,0,0, 0,0,0,0};
|
||
|
const uint8x16_p m2 = {0,1,2,3, 4,5,6,7, 16,17,18,19, 20,21,22,23};
|
||
|
return VecPermute(VecPermute(a,b,m1), VecPermute(c,d,m1), m2);
|
||
|
}
|
||
|
|
||
|
template <unsigned int R> inline
|
||
|
void SHA256_ROUND1(uint32x4_p W[16], uint32x4_p S[8], const uint32x4_p K, const uint32x4_p M)
|
||
|
{
|
||
|
uint32x4_p T1, T2;
|
||
|
|
||
|
W[R] = M;
|
||
|
T1 = S[H] + VectorSigma1(S[E]) + VectorCh(S[E],S[F],S[G]) + K + M;
|
||
|
T2 = VectorSigma0(S[A]) + VectorMaj(S[A],S[B],S[C]);
|
||
|
|
||
|
S[H] = S[G]; S[G] = S[F]; S[F] = S[E];
|
||
|
S[E] = S[D] + T1;
|
||
|
S[D] = S[C]; S[C] = S[B]; S[B] = S[A];
|
||
|
S[A] = T1 + T2;
|
||
|
}
|
||
|
|
||
|
template <unsigned int R> inline
|
||
|
void SHA256_ROUND2(uint32x4_p W[16], uint32x4_p S[8], const uint32x4_p K)
|
||
|
{
|
||
|
// Indexes into the W[] array
|
||
|
enum {IDX0=(R+0)&0xf, IDX1=(R+1)&0xf, IDX9=(R+9)&0xf, IDX14=(R+14)&0xf};
|
||
|
|
||
|
const uint32x4_p s0 = Vector_sigma0(W[IDX1]);
|
||
|
const uint32x4_p s1 = Vector_sigma1(W[IDX14]);
|
||
|
|
||
|
uint32x4_p T1 = (W[IDX0] += s0 + s1 + W[IDX9]);
|
||
|
T1 += S[H] + VectorSigma1(S[E]) + VectorCh(S[E],S[F],S[G]) + K;
|
||
|
uint32x4_p T2 = VectorSigma0(S[A]) + VectorMaj(S[A],S[B],S[C]);
|
||
|
|
||
|
S[H] = S[G]; S[G] = S[F]; S[F] = S[E];
|
||
|
S[E] = S[D] + T1;
|
||
|
S[D] = S[C]; S[C] = S[B]; S[B] = S[A];
|
||
|
S[A] = T1 + T2;
|
||
|
}
|
||
|
|
||
|
void SHA256_HashMultipleBlocks_POWER8(word32 *state, const word32 *data, size_t length, ByteOrder order)
|
||
|
{
|
||
|
CRYPTOPP_ASSERT(state); CRYPTOPP_ASSERT(data);
|
||
|
CRYPTOPP_ASSERT(length >= SHA256::BLOCKSIZE);
|
||
|
CRYPTOPP_UNUSED(order);
|
||
|
|
||
|
const uint32_t* k = reinterpret_cast<const uint32_t*>(SHA256_K);
|
||
|
const uint32_t* m = reinterpret_cast<const uint32_t*>(data);
|
||
|
|
||
|
uint32x4_p abcd = VecLoad(state+0);
|
||
|
uint32x4_p efgh = VecLoad(state+4);
|
||
|
uint32x4_p W[16], S[8], vm, vk;
|
||
|
|
||
|
size_t blocks = length / SHA256::BLOCKSIZE;
|
||
|
while (blocks--)
|
||
|
{
|
||
|
unsigned int offset=0;
|
||
|
|
||
|
S[A] = abcd; S[E] = efgh;
|
||
|
S[B] = VecShiftLeftOctet<4>(S[A]);
|
||
|
S[F] = VecShiftLeftOctet<4>(S[E]);
|
||
|
S[C] = VecShiftLeftOctet<4>(S[B]);
|
||
|
S[G] = VecShiftLeftOctet<4>(S[F]);
|
||
|
S[D] = VecShiftLeftOctet<4>(S[C]);
|
||
|
S[H] = VecShiftLeftOctet<4>(S[G]);
|
||
|
|
||
|
// Rounds 0-16
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad32(m, offset);
|
||
|
SHA256_ROUND1<0>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<1>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<2>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<3>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad32(m, offset);
|
||
|
SHA256_ROUND1<4>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<5>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<6>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<7>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad32(m, offset);
|
||
|
SHA256_ROUND1<8>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<9>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<10>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<11>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad32(m, offset);
|
||
|
SHA256_ROUND1<12>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<13>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<14>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecShiftLeftOctet<4>(vk);
|
||
|
vm = VecShiftLeftOctet<4>(vm);
|
||
|
SHA256_ROUND1<15>(W,S, vk,vm);
|
||
|
|
||
|
m += 16; // 32-bit words, not bytes
|
||
|
|
||
|
// Rounds 16-64
|
||
|
for (unsigned int i=16; i<64; i+=16)
|
||
|
{
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA256_ROUND2<0>(W,S, vk);
|
||
|
SHA256_ROUND2<1>(W,S, VecShiftLeftOctet<4>(vk));
|
||
|
SHA256_ROUND2<2>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
SHA256_ROUND2<3>(W,S, VecShiftLeftOctet<12>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA256_ROUND2<4>(W,S, vk);
|
||
|
SHA256_ROUND2<5>(W,S, VecShiftLeftOctet<4>(vk));
|
||
|
SHA256_ROUND2<6>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
SHA256_ROUND2<7>(W,S, VecShiftLeftOctet<12>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA256_ROUND2<8>(W,S, vk);
|
||
|
SHA256_ROUND2<9>(W,S, VecShiftLeftOctet<4>(vk));
|
||
|
SHA256_ROUND2<10>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
SHA256_ROUND2<11>(W,S, VecShiftLeftOctet<12>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA256_ROUND2<12>(W,S, vk);
|
||
|
SHA256_ROUND2<13>(W,S, VecShiftLeftOctet<4>(vk));
|
||
|
SHA256_ROUND2<14>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
SHA256_ROUND2<15>(W,S, VecShiftLeftOctet<12>(vk));
|
||
|
offset+=16;
|
||
|
}
|
||
|
|
||
|
abcd += VectorPack(S[A],S[B],S[C],S[D]);
|
||
|
efgh += VectorPack(S[E],S[F],S[G],S[H]);
|
||
|
}
|
||
|
|
||
|
VecStore32(abcd, state+0);
|
||
|
VecStore32(efgh, state+4);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
void VecStore64(const uint64x2_p val, word64* data)
|
||
|
{
|
||
|
VecStore(val, data);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VecLoad64(const word64* data, int offset)
|
||
|
{
|
||
|
#if (CRYPTOPP_LITTLE_ENDIAN)
|
||
|
const uint8x16_p mask = {0,1,2,3, 4,5,6,7, 8,9,10,11, 12,13,14,15};
|
||
|
return VecPermute(VecLoad(offset, data), mask);
|
||
|
#else
|
||
|
return VecLoad(offset, data);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VectorCh(const uint64x2_p x, const uint64x2_p y, const uint64x2_p z)
|
||
|
{
|
||
|
// The trick below is due to Andy Polyakov and Jack Lloyd
|
||
|
return vec_sel(z,y,x);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VectorMaj(const uint64x2_p x, const uint64x2_p y, const uint64x2_p z)
|
||
|
{
|
||
|
// The trick below is due to Andy Polyakov and Jack Lloyd
|
||
|
return vec_sel(y, z, VecXor(x, y));
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p Vector_sigma0(const uint64x2_p val)
|
||
|
{
|
||
|
return VecSHA512<0,0>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p Vector_sigma1(const uint64x2_p val)
|
||
|
{
|
||
|
return VecSHA512<0,0xf>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VectorSigma0(const uint64x2_p val)
|
||
|
{
|
||
|
return VecSHA512<1,0>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VectorSigma1(const uint64x2_p val)
|
||
|
{
|
||
|
return VecSHA512<1,0xf>(val);
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint64x2_p VectorPack(const uint64x2_p x, const uint64x2_p y)
|
||
|
{
|
||
|
const uint8x16_p m = {0,1,2,3, 4,5,6,7, 16,17,18,19, 20,21,22,23};
|
||
|
return VecPermute(x,y,m);
|
||
|
}
|
||
|
|
||
|
template <unsigned int R> inline
|
||
|
void SHA512_ROUND1(uint64x2_p W[16], uint64x2_p S[8], const uint64x2_p K, const uint64x2_p M)
|
||
|
{
|
||
|
uint64x2_p T1, T2;
|
||
|
|
||
|
W[R] = M;
|
||
|
T1 = S[H] + VectorSigma1(S[E]) + VectorCh(S[E],S[F],S[G]) + K + M;
|
||
|
T2 = VectorSigma0(S[A]) + VectorMaj(S[A],S[B],S[C]);
|
||
|
|
||
|
S[H] = S[G]; S[G] = S[F]; S[F] = S[E];
|
||
|
S[E] = S[D] + T1;
|
||
|
S[D] = S[C]; S[C] = S[B]; S[B] = S[A];
|
||
|
S[A] = T1 + T2;
|
||
|
}
|
||
|
|
||
|
template <unsigned int R> inline
|
||
|
void SHA512_ROUND2(uint64x2_p W[16], uint64x2_p S[8], const uint64x2_p K)
|
||
|
{
|
||
|
// Indexes into the W[] array
|
||
|
enum {IDX0=(R+0)&0xf, IDX1=(R+1)&0xf, IDX9=(R+9)&0xf, IDX14=(R+14)&0xf};
|
||
|
|
||
|
const uint64x2_p s0 = Vector_sigma0(W[IDX1]);
|
||
|
const uint64x2_p s1 = Vector_sigma1(W[IDX14]);
|
||
|
|
||
|
uint64x2_p T1 = (W[IDX0] += s0 + s1 + W[IDX9]);
|
||
|
T1 += S[H] + VectorSigma1(S[E]) + VectorCh(S[E],S[F],S[G]) + K;
|
||
|
uint64x2_p T2 = VectorSigma0(S[A]) + VectorMaj(S[A],S[B],S[C]);
|
||
|
|
||
|
S[H] = S[G]; S[G] = S[F]; S[F] = S[E];
|
||
|
S[E] = S[D] + T1;
|
||
|
S[D] = S[C]; S[C] = S[B]; S[B] = S[A];
|
||
|
S[A] = T1 + T2;
|
||
|
}
|
||
|
|
||
|
void SHA512_HashMultipleBlocks_POWER8(word64 *state, const word64 *data, size_t length, ByteOrder order)
|
||
|
{
|
||
|
CRYPTOPP_ASSERT(state); CRYPTOPP_ASSERT(data);
|
||
|
CRYPTOPP_ASSERT(length >= SHA512::BLOCKSIZE);
|
||
|
CRYPTOPP_UNUSED(order);
|
||
|
|
||
|
const uint64_t* k = reinterpret_cast<const uint64_t*>(SHA512_K);
|
||
|
const uint64_t* m = reinterpret_cast<const uint64_t*>(data);
|
||
|
|
||
|
uint64x2_p ab = VecLoad(state+0);
|
||
|
uint64x2_p cd = VecLoad(state+2);
|
||
|
uint64x2_p ef = VecLoad(state+4);
|
||
|
uint64x2_p gh = VecLoad(state+6);
|
||
|
uint64x2_p W[16], S[8], vm, vk;
|
||
|
|
||
|
size_t blocks = length / SHA512::BLOCKSIZE;
|
||
|
while (blocks--)
|
||
|
{
|
||
|
unsigned int offset=0;
|
||
|
|
||
|
S[A] = ab; S[C] = cd;
|
||
|
S[E] = ef; S[G] = gh;
|
||
|
S[B] = VecShiftLeftOctet<8>(S[A]);
|
||
|
S[D] = VecShiftLeftOctet<8>(S[C]);
|
||
|
S[F] = VecShiftLeftOctet<8>(S[E]);
|
||
|
S[H] = VecShiftLeftOctet<8>(S[G]);
|
||
|
|
||
|
// Rounds 0-16
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<0>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<1>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<2>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<3>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<4>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<5>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<6>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<7>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<8>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<9>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<10>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<11>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<12>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<13>(W,S, vk,vm);
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
vm = VecLoad64(m, offset);
|
||
|
SHA512_ROUND1<14>(W,S, vk,vm);
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecShiftLeftOctet<8>(vk);
|
||
|
vm = VecShiftLeftOctet<8>(vm);
|
||
|
SHA512_ROUND1<15>(W,S, vk,vm);
|
||
|
|
||
|
m += 16; // 64-bit words, not bytes
|
||
|
|
||
|
// Rounds 16-80
|
||
|
for (unsigned int i=16; i<80; i+=16)
|
||
|
{
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<0>(W,S, vk);
|
||
|
SHA512_ROUND2<1>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<2>(W,S, vk);
|
||
|
SHA512_ROUND2<3>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<4>(W,S, vk);
|
||
|
SHA512_ROUND2<5>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<6>(W,S, vk);
|
||
|
SHA512_ROUND2<7>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<8>(W,S, vk);
|
||
|
SHA512_ROUND2<9>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<10>(W,S, vk);
|
||
|
SHA512_ROUND2<11>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<12>(W,S, vk);
|
||
|
SHA512_ROUND2<13>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
|
||
|
vk = VecLoad(offset, k);
|
||
|
SHA512_ROUND2<14>(W,S, vk);
|
||
|
SHA512_ROUND2<15>(W,S, VecShiftLeftOctet<8>(vk));
|
||
|
offset+=16;
|
||
|
}
|
||
|
|
||
|
ab += VectorPack(S[A],S[B]);
|
||
|
cd += VectorPack(S[C],S[D]);
|
||
|
ef += VectorPack(S[E],S[F]);
|
||
|
gh += VectorPack(S[G],S[H]);
|
||
|
}
|
||
|
|
||
|
VecStore64(ab, state+0);
|
||
|
VecStore64(cd, state+2);
|
||
|
VecStore64(ef, state+4);
|
||
|
VecStore64(gh, state+6);
|
||
|
}
|
||
|
|
||
|
#endif // CRYPTOPP_POWER8_SHA_AVAILABLE
|
||
|
|
||
|
////////////////////////////////////////////////
|
||
|
// end Gustavo, Serra, Scalet and Walton code //
|
||
|
////////////////////////////////////////////////
|
||
|
|
||
|
NAMESPACE_END
|