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Lyra2RE.c
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Lyra2RE.c
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/*-
* Copyright 2009 Colin Percival, 2011 ArtForz, 2013 Neisklar, 2014 James Lovejoy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file was originally written by Colin Percival as part of the Tarsnap
* online backup system.
*/
#include "Lyra2RE.h"
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include "sph_blake.h"
#include "sph_groestl.h"
#include "sph_cubehash.h"
#include "sph_bmw.h"
#include "sph_keccak.h"
#include "sph_skein.h"
#include "Lyra2.h"
void lyra2re_hash(const char* input, char* output)
{
sph_blake256_context ctx_blake;
sph_groestl256_context ctx_groestl;
sph_keccak256_context ctx_keccak;
sph_skein256_context ctx_skein;
uint32_t hashA[8], hashB[8];
sph_blake256_init(&ctx_blake);
sph_blake256 (&ctx_blake, input, 80);
sph_blake256_close (&ctx_blake, hashA);
sph_keccak256_init(&ctx_keccak);
sph_keccak256 (&ctx_keccak,hashA, 32);
sph_keccak256_close(&ctx_keccak, hashB);
LYRA2_old(hashA, 32, hashB, 32, hashB, 32, 1, 8, 8);
sph_skein256_init(&ctx_skein);
sph_skein256 (&ctx_skein, hashA, 32);
sph_skein256_close(&ctx_skein, hashB);
sph_groestl256_init(&ctx_groestl);
sph_groestl256 (&ctx_groestl, hashB, 32);
sph_groestl256_close(&ctx_groestl, hashA);
memcpy(output, hashA, 32);
}
void lyra2re2_hash(const char* input, char* output)
{
sph_blake256_context ctx_blake;
sph_cubehash256_context ctx_cubehash;
sph_keccak256_context ctx_keccak;
sph_skein256_context ctx_skein;
sph_bmw256_context ctx_bmw;
uint32_t hashA[8], hashB[8];
sph_blake256_init(&ctx_blake);
sph_blake256(&ctx_blake, input, 80);
sph_blake256_close (&ctx_blake, hashA);
sph_keccak256_init(&ctx_keccak);
sph_keccak256(&ctx_keccak, hashA, 32);
sph_keccak256_close(&ctx_keccak, hashB);
sph_cubehash256_init(&ctx_cubehash);
sph_cubehash256(&ctx_cubehash, hashB, 32);
sph_cubehash256_close(&ctx_cubehash, hashA);
LYRA2(hashB, 32, hashA, 32, hashA, 32, 1, 4, 4);
sph_skein256_init(&ctx_skein);
sph_skein256(&ctx_skein, hashB, 32);
sph_skein256_close(&ctx_skein, hashA);
sph_cubehash256_init(&ctx_cubehash);
sph_cubehash256(&ctx_cubehash, hashA, 32);
sph_cubehash256_close(&ctx_cubehash, hashB);
sph_bmw256_init(&ctx_bmw);
sph_bmw256(&ctx_bmw, hashB, 32);
sph_bmw256_close(&ctx_bmw, hashA);
memcpy(output, hashA, 32);
}