SHA3.h

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/*
 * Copyright (C) 2015 Southern Storm Software, Pty Ltd.
 *
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 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
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 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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#ifndef CRYPTO_SHA3_h
#define CRYPTO_SHA3_h

#include "KeccakCore.h"
#include "Hash.h"

class SHA3_256 : public Hash
{
public:
    SHA3_256();
    virtual ~SHA3_256();

    size_t hashSize() const;
    size_t blockSize() const;

    void reset();
    void update(const void *data, size_t len);
    void finalize(void *hash, size_t len);

    void clear();

    void resetHMAC(const void *key, size_t keyLen);
    void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen);

private:
    KeccakCore core;
};

class SHA3_512 : public Hash
{
public:
    SHA3_512();
    virtual ~SHA3_512();

    size_t hashSize() const;
    size_t blockSize() const;

    void reset();
    void update(const void *data, size_t len);
    void finalize(void *hash, size_t len);

    void clear();

    void resetHMAC(const void *key, size_t keyLen);
    void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen);

private:
    KeccakCore core;
};

#endif