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/*
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* HEFTY1 CPU-only cryptographic hash function
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*
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* Copyright (c) 2014, dbcc14 <BM-NBx4AKznJuyem3dArgVY8MGyABpihRy5>
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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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those
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* of the authors and should not be interpreted as representing official policies,
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* either expressed or implied, of the FreeBSD Project.
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*/
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#ifndef __HEFTY1_H__
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#define __HEFTY1_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef WIN32
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#include <sys/types.h>
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#endif
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#include <inttypes.h>
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#define HEFTY1_DIGEST_BYTES 32
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#define HEFTY1_BLOCK_BYTES 64
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#define HEFTY1_STATE_WORDS 8
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#define HEFTY1_SPONGE_WORDS 4
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typedef struct HEFTY1_CTX {
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uint32_t h[HEFTY1_STATE_WORDS];
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uint8_t block[HEFTY1_BLOCK_BYTES];
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uint64_t written;
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uint32_t sponge[HEFTY1_SPONGE_WORDS];
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} HEFTY1_CTX;
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void HEFTY1_Init(HEFTY1_CTX *cxt);
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void HEFTY1_Update(HEFTY1_CTX *cxt, const void *data, size_t len);
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void HEFTY1_Final(unsigned char *digest, HEFTY1_CTX *cxt);
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unsigned char* HEFTY1(const unsigned char *data, size_t len, unsigned char *digest);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __HEFTY1_H__ */
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