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22 lines
819 B
C++
22 lines
819 B
C++
// Copyright (c) 2019-2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <crypto/siphash.h>
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#include <random.h>
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#include <span.h>
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#include <util/hasher.h>
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SaltedTxidHasher::SaltedTxidHasher() : k0(GetRand<uint64_t>()), k1(GetRand<uint64_t>()) {}
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SaltedOutpointHasher::SaltedOutpointHasher(bool deterministic) :
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k0(deterministic ? 0x8e819f2607a18de6 : GetRand<uint64_t>()),
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k1(deterministic ? 0xf4020d2e3983b0eb : GetRand<uint64_t>())
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{}
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SaltedSipHasher::SaltedSipHasher() : m_k0(GetRand<uint64_t>()), m_k1(GetRand<uint64_t>()) {}
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size_t SaltedSipHasher::operator()(const Span<const unsigned char>& script) const
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{
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return CSipHasher(m_k0, m_k1).Write(script).Finalize();
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}
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