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45 lines
748 B
C
45 lines
748 B
C
#ifndef _SHA512_H
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#define _SHA512_H
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#include <stdint.h>
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#include "emmintrin.h"
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//SHA-512 block size
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#define SHA512_BLOCK_SIZE 128
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//SHA-512 digest size
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#define SHA512_DIGEST_SIZE 64
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/*
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#ifndef __AVX2__
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#ifndef __AVX__
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#error "Either AVX or AVX2 supported needed"
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#endif // __AVX__
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#endif // __AVX2__
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*/
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typedef struct
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{
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#ifdef __AVX2__
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__m256i h[8];
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__m256i w[80];
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#else // AVX
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__m128i h[8];
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__m128i w[80];
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#endif
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} Sha512Context;
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#ifdef __AVX2__
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#define SHA512_PARALLEL_N 8
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#else // AVX
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#define SHA512_PARALLEL_N 4
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#endif
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//SHA-512 related functions
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void sha512Compute32b_parallel(
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uint64_t *data[SHA512_PARALLEL_N],
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uint64_t *digest[SHA512_PARALLEL_N]);
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void sha512ProcessBlock(Sha512Context *context);
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#endif
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