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116 lines
3.6 KiB
C
116 lines
3.6 KiB
C
/* $Id: sph_sha2.h 216 2010-06-08 09:46:57Z tp $ */
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/**
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* SHA-224, SHA-256, SHA-384 and SHA-512 interface.
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*
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* SHA-256 has been published in FIPS 180-2, now amended with a change
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* notice to include SHA-224 as well (which is a simple variation on
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* SHA-256). SHA-384 and SHA-512 are also defined in FIPS 180-2. FIPS
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* standards can be found at:
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* http://csrc.nist.gov/publications/fips/
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*
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* ==========================(LICENSE BEGIN)============================
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*
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* Copyright (c) 2007-2010 Projet RNRT SAPHIR
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* ===========================(LICENSE END)=============================
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*
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* @file sph_sha2.h
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* @author Thomas Pornin <thomas.pornin@cryptolog.com>
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*/
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#ifndef SHA2_HASH_4WAY_H__
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#define SHA2_HASH_4WAY_H__ 1
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#include <stddef.h>
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#include "sph_types.h"
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#include "simd-utils.h"
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#if defined(__SSE2__)
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//#if defined(__SSE4_2__)
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//#define SPH_SIZE_sha256 256
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// SHA-256 4 way
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typedef struct {
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__m128i buf[64>>2];
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__m128i val[8];
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uint32_t count_high, count_low;
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bool initialized;
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} sha256_4way_context;
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void sha256_4way_init( sha256_4way_context *sc );
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void sha256_4way( sha256_4way_context *sc, const void *data, size_t len );
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void sha256_4way_close( sha256_4way_context *sc, void *dst );
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#if defined (__AVX2__)
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// SHA-256 8 way
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typedef struct {
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__m256i buf[64>>2];
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__m256i val[8];
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uint32_t count_high, count_low;
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bool initialized;
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} sha256_8way_context;
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void sha256_8way_init( sha256_8way_context *sc );
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void sha256_8way( sha256_8way_context *sc, const void *data, size_t len );
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void sha256_8way_close( sha256_8way_context *sc, void *dst );
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//#define SPH_SIZE_sha512 512
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// SHA-512 4 way
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typedef struct {
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__m256i buf[128>>3];
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__m256i val[8];
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uint64_t count;
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bool initialized;
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} sha512_4way_context;
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void sha512_4way_init( sha512_4way_context *sc);
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void sha512_4way( sha512_4way_context *sc, const void *data, size_t len );
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void sha512_4way_close( sha512_4way_context *sc, void *dst );
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// SHA-256 11 way hybrid
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// Combines AVX2, MMX and scalar data to do 8 + 2 + 1 parallel.
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typedef struct {
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__m256i bufx[64>>2];
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__m256i valx[8];
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__m64 bufy[64>>2];
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__m64 valy[8];
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uint32_t bufz[64>>2];
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uint32_t valz[8];
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uint32_t count_high, count_low;
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} sha256_11way_context;
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void sha256_11way_init( sha256_11way_context *ctx );
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void sha256_11way_update( sha256_11way_context *ctx, const void *datax,
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const void *datay, const void *dataz, size_t len );
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void sha256_11way_close( sha256_11way_context *ctx, void *dstx, void *dstyx,
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void *dstz );
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#endif // __AVX2__
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#endif // __SSE2__
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#endif // SHA256_4WAY_H__
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