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bmw-hash-4way.h
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bmw-hash-4way.h
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/* $Id: sph_bmw.h 216 2010-06-08 09:46:57Z tp $ */
/**
* BMW interface. BMW (aka "Blue Midnight Wish") is a family of
* functions which differ by their output size; this implementation
* defines BMW for output sizes 224, 256, 384 and 512 bits.
*
* ==========================(LICENSE BEGIN)============================
*
* Copyright (c) 2007-2010 Projet RNRT SAPHIR
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* ===========================(LICENSE END)=============================
*
* @file sph_bmw.h
* @author Thomas Pornin <thomas.pornin@cryptolog.com>
*/
#ifndef BMW_HASH_H__
#define BMW_HASH_H__
#ifdef __cplusplus
extern "C"{
#endif
#include <stddef.h>
#include "algo/sha/sph_types.h"
#include "simd-utils.h"
#define SPH_SIZE_bmw256 256
#define SPH_SIZE_bmw512 512
#if defined(__SSE2__)
// BMW-256 4 way 32
typedef struct {
__m128i buf[64];
__m128i H[16];
size_t ptr;
sph_u32 bit_count; // assume bit_count fits in 32 bits
} bmw_4way_small_context;
typedef bmw_4way_small_context bmw256_4way_context;
void bmw256_4way_init(void *cc);
void bmw256_4way(void *cc, const void *data, size_t len);
void bmw256_4way_close(void *cc, void *dst);
void bmw256_4way_addbits_and_close(
void *cc, unsigned ub, unsigned n, void *dst);
#endif // __SSE2__
#if defined(__AVX2__)
// BMW-256 8 way 32
typedef struct {
__m256i buf[64];
__m256i H[16];
size_t ptr;
uint32_t bit_count; // assume bit_count fits in 32 bits
} bmw_8way_small_context __attribute__ ((aligned (64)));
typedef bmw_8way_small_context bmw256_8way_context;
void bmw256_8way_init( bmw256_8way_context *ctx );
void bmw256_8way( bmw256_8way_context *ctx, const void *data, size_t len );
void bmw256_8way_close( bmw256_8way_context *ctx, void *dst );
#endif
#if defined(__SSE2__)
// BMW-512 2 way 64
typedef struct {
__m128i buf[16];
__m128i H[16];
size_t ptr;
uint64_t bit_count;
} bmw_2way_big_context __attribute__ ((aligned (64)));
typedef bmw_2way_big_context bmw512_2way_context;
void bmw512_2way_init( bmw512_2way_context *ctx );
void bmw512_2way( bmw512_2way_context *ctx, const void *data, size_t len );
void bmw512_2way_close( bmw512_2way_context *ctx, void *dst );
#endif // __SSE2__
#if defined(__AVX2__)
// BMW-512 4 way 64
typedef struct {
__m256i buf[16];
__m256i H[16];
size_t ptr;
sph_u64 bit_count;
} bmw_4way_big_context;
typedef bmw_4way_big_context bmw512_4way_context;
void bmw512_4way_init(void *cc);
void bmw512_4way(void *cc, const void *data, size_t len);
void bmw512_4way_close(void *cc, void *dst);
void bmw512_4way_addbits_and_close(
void *cc, unsigned ub, unsigned n, void *dst);
#endif // __AVX2__
#ifdef __cplusplus
}
#endif
#endif // BMW_HASH_H__