133 lines
3.3 KiB
C
133 lines
3.3 KiB
C
#define SCRYPT_MIX_BASE "ChaCha20/8"
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typedef uint32_t scrypt_mix_word_t;
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#define SCRYPT_WORDTO8_LE U32TO8_LE
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#define SCRYPT_WORD_ENDIAN_SWAP U32_SWAP
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#define SCRYPT_BLOCK_BYTES 64
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#define SCRYPT_BLOCK_WORDS (SCRYPT_BLOCK_BYTES / sizeof(scrypt_mix_word_t))
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/* must have these here in case block bytes is ever != 64 */
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#include "scrypt-jane-romix-basic.h"
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#include "scrypt-jane-mix_chacha-avx.h"
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#include "scrypt-jane-mix_chacha-ssse3.h"
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#include "scrypt-jane-mix_chacha-sse2.h"
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#include "scrypt-jane-mix_chacha.h"
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#if defined(SCRYPT_CHACHA_AVX)
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#define SCRYPT_CHUNKMIX_FN scrypt_ChunkMix_avx
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#define SCRYPT_ROMIX_FN scrypt_ROMix_avx
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#define SCRYPT_MIX_FN chacha_core_avx
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#define SCRYPT_ROMIX_TANGLE_FN scrypt_romix_nop
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#define SCRYPT_ROMIX_UNTANGLE_FN scrypt_romix_nop
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#include "scrypt-jane-romix-template.h"
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#endif
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#if defined(SCRYPT_CHACHA_SSSE3)
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#define SCRYPT_CHUNKMIX_FN scrypt_ChunkMix_ssse3
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#define SCRYPT_ROMIX_FN scrypt_ROMix_ssse3
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#define SCRYPT_MIX_FN chacha_core_ssse3
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#define SCRYPT_ROMIX_TANGLE_FN scrypt_romix_nop
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#define SCRYPT_ROMIX_UNTANGLE_FN scrypt_romix_nop
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#include "scrypt-jane-romix-template.h"
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#endif
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#if defined(SCRYPT_CHACHA_SSE2)
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#define SCRYPT_CHUNKMIX_FN scrypt_ChunkMix_sse2
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#define SCRYPT_ROMIX_FN scrypt_ROMix_sse2
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#define SCRYPT_MIX_FN chacha_core_sse2
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#define SCRYPT_ROMIX_TANGLE_FN scrypt_romix_nop
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#define SCRYPT_ROMIX_UNTANGLE_FN scrypt_romix_nop
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#include "scrypt-jane-romix-template.h"
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#endif
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/* cpu agnostic */
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#define SCRYPT_ROMIX_FN scrypt_ROMix_basic
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#define SCRYPT_MIX_FN chacha_core_basic
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#define SCRYPT_ROMIX_TANGLE_FN scrypt_romix_convert_endian
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#define SCRYPT_ROMIX_UNTANGLE_FN scrypt_romix_convert_endian
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#include "scrypt-jane-romix-template.h"
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#if !defined(SCRYPT_CHOOSE_COMPILETIME)
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static scrypt_ROMixfn
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scrypt_getROMix() {
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size_t cpuflags = detect_cpu();
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#if defined(SCRYPT_CHACHA_AVX)
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if (cpuflags & cpu_avx)
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return scrypt_ROMix_avx;
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else
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#endif
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#if defined(SCRYPT_CHACHA_SSSE3)
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if (cpuflags & cpu_ssse3)
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return scrypt_ROMix_ssse3;
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else
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#endif
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#if defined(SCRYPT_CHACHA_SSE2)
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if (cpuflags & cpu_sse2)
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return scrypt_ROMix_sse2;
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else
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#endif
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return scrypt_ROMix_basic;
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}
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#endif
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#if defined(SCRYPT_TEST_SPEED)
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static size_t
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available_implementations() {
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size_t flags = 0;
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#if defined(SCRYPT_CHACHA_AVX)
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flags |= cpu_avx;
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#endif
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#if defined(SCRYPT_CHACHA_SSSE3)
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flags |= cpu_ssse3;
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#endif
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#if defined(SCRYPT_CHACHA_SSE2)
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flags |= cpu_sse2;
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#endif
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return flags;
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}
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#endif
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static int
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scrypt_test_mix() {
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static const uint8_t expected[16] = {
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0x48,0x2b,0x2d,0xb8,0xa1,0x33,0x22,0x73,0xcd,0x16,0xc4,0xb4,0xb0,0x7f,0xb1,0x8a,
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};
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int ret = 1;
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size_t cpuflags = detect_cpu();
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#if defined(SCRYPT_CHACHA_AVX)
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if (cpuflags & cpu_avx)
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ret &= scrypt_test_mix_instance(scrypt_ChunkMix_avx, scrypt_romix_nop, scrypt_romix_nop, expected);
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#endif
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#if defined(SCRYPT_CHACHA_SSSE3)
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if (cpuflags & cpu_ssse3)
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ret &= scrypt_test_mix_instance(scrypt_ChunkMix_ssse3, scrypt_romix_nop, scrypt_romix_nop, expected);
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#endif
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#if defined(SCRYPT_CHACHA_SSE2)
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if (cpuflags & cpu_sse2)
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ret &= scrypt_test_mix_instance(scrypt_ChunkMix_sse2, scrypt_romix_nop, scrypt_romix_nop, expected);
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#endif
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#if defined(SCRYPT_CHACHA_BASIC)
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ret &= scrypt_test_mix_instance(scrypt_ChunkMix_basic, scrypt_romix_convert_endian, scrypt_romix_convert_endian, expected);
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#endif
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return ret;
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}
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