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71 lines
2.6 KiB
C
71 lines
2.6 KiB
C
/*-
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* Copyright 2009 Colin Percival, 2011 ArtForz, 2013 Neisklar, 2014 James Lovejoy
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file was originally written by Colin Percival as part of the Tarsnap
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* online backup system.
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*/
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include "../sha3/sph_blake.h"
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#include "../sha3/sph_groestl.h"
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#include "../sha3/sph_keccak.h"
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#include "../sha3/sph_skein.h"
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#include "Lyra2.h"
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void lyra2re_hash(const char* input, char* output, uint32_t len)
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{
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uint32_t hashA[8], hashB[8];
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sph_blake256_context ctx_blake;
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sph_groestl256_context ctx_groestl;
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sph_keccak256_context ctx_keccak;
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sph_skein256_context ctx_skein;
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sph_blake256_set_rounds(14);
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sph_blake256_init(&ctx_blake);
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sph_blake256 (&ctx_blake, input, len); /* 80 */
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sph_blake256_close (&ctx_blake, hashA);
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sph_keccak256_init(&ctx_keccak);
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sph_keccak256 (&ctx_keccak,hashA, 32);
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sph_keccak256_close(&ctx_keccak, hashB);
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LYRA2((void*)hashA, 32, (void*)hashB, 32, (void*)hashB, 32, 1, 8, 8);
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sph_skein256_init(&ctx_skein);
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sph_skein256 (&ctx_skein, hashA, 32);
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sph_skein256_close(&ctx_skein, hashB);
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sph_groestl256_init(&ctx_groestl);
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sph_groestl256 (&ctx_groestl, hashB, 32);
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sph_groestl256_close(&ctx_groestl, hashA);
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memcpy(output, hashA, 32);
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}
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