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96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
/* $Id: sph_bmw.h 216 2010-06-08 09:46:57Z tp $ */
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/**
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* BMW interface. BMW (aka "Blue Midnight Wish") is a family of
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* functions which differ by their output size; this implementation
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* defines BMW for output sizes 224, 256, 384 and 512 bits.
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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_bmw.h
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* @author Thomas Pornin <thomas.pornin@cryptolog.com>
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*/
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#ifndef BMW_HASH_H__
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#define BMW_HASH_H__
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#ifdef __cplusplus
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extern "C"{
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#endif
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#include <stddef.h>
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#ifdef __AVX2__
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#include "algo/sha/sph_types.h"
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#include "avxdefs.h"
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#define SPH_SIZE_bmw256 256
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#define SPH_SIZE_bmw512 512
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typedef struct {
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__m128i buf[64];
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__m128i H[16];
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size_t ptr;
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sph_u32 bit_count; // assume bit_count fits in 32 bits
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} bmw_4way_small_context;
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typedef bmw_4way_small_context bmw256_4way_context;
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typedef struct {
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__m256i buf[16];
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__m256i H[16];
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size_t ptr;
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sph_u64 bit_count;
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} bmw_4way_big_context;
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typedef bmw_4way_big_context bmw512_4way_context;
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void bmw256_4way_init(void *cc);
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void bmw256_4way(void *cc, const void *data, size_t len);
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void bmw256_4way_close(void *cc, void *dst);
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void bmw256_4way_addbits_and_close(
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void *cc, unsigned ub, unsigned n, void *dst);
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void bmw512_4way_init(void *cc);
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void bmw512_4way(void *cc, const void *data, size_t len);
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void bmw512_4way_close(void *cc, void *dst);
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void bmw512_4way_addbits_and_close(
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void *cc, unsigned ub, unsigned n, void *dst);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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