/*

 * Copyright (C) 2006-2010 Vincent Hanquez <vincent@snarc.org>

 *

 * 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 ``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 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.

 */

#ifndef CRYPTOHASH_SKEIN512_H

#define CRYPTOHASH_SKEIN512_H

#include <stdint.h>

struct skein512_ctx

{

	uint8_t  buf[64];

	uint64_t h[8];

	uint64_t t0;

	uint64_t t1;

	uint32_t bufindex;

};

#define SKEIN512_CTX_SIZE		sizeof(struct skein512_ctx)

void cryponite_skein512_init(struct skein512_ctx *ctx, uint32_t hashlen);

void cryponite_skein512_update(struct skein512_ctx *ctx, const uint8_t *data, uint32_t len);

void cryponite_skein512_finalize(struct skein512_ctx *ctx, uint32_t hashlen, uint8_t *out);

#endif