salteduint256hasher.h

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// Copyright (c) 2018-2019 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef BITCOIN_SALTEDUINT256HASHER_H
#define BITCOIN_SALTEDUINT256HASHER_H

#include <crypto/siphash.h>
#include <uint256.h>

class SaltedUint256Hasher {
private:
    const uint64_t k0, k1;

public:
    SaltedUint256Hasher();

    size_t hash(const uint256 &h) const { return SipHashUint256(k0, k1, h); }
    size_t operator()(const uint256 &h) const { return hash(h); }
};

#endif // BITCOIN_SALTEDUINT256HASHER_H