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trezor-firmware/crypto/blake256.h

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// Copyright (c) 2014-2017, The Monero Project
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//
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// All rights reserved.
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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
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//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
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//
// 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.
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//
// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
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//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
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//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote
// developers
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#ifndef __BLAKE256_H__
#define __BLAKE256_H__
#include <stddef.h>
#include <stdint.h>
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#define BLAKE256_DIGEST_LENGTH 32
#define BLAKE256_BLOCK_LENGTH 64
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typedef struct {
uint32_t h[8], s[4], t[2];
size_t buflen;
uint8_t nullt;
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uint8_t buf[64];
} BLAKE256_CTX;
void blake256_Init(BLAKE256_CTX *);
void blake256_Update(BLAKE256_CTX *, const uint8_t *, size_t);
void blake256_Final(BLAKE256_CTX *, uint8_t *);
void blake256(const uint8_t *, size_t, uint8_t *);
#endif /* __BLAKE256_H__ */