44 lines
989 B
C++
44 lines
989 B
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2010-2019, Danny Robson <danny@nerdcruft.net>
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*/
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#pragma once
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#include "hash/murmur/murmur2.hpp"
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#include <cstdint>
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#include <cstdlib>
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namespace cruft::hash {
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constexpr std::uint32_t
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mix (std::uint32_t a, std::uint32_t b)
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{
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return murmur2<std::uint32_t>::mix (a, b);
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}
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constexpr std::uint64_t
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mix (std::uint64_t a, std::uint64_t b)
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{
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return murmur2<std::uint64_t>::mix (a, b);
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}
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template <typename ValueT, typename ...ArgsT>
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constexpr ValueT
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mix (ValueT head, ValueT tail, ArgsT&&...args)
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{
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return mix (
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mix (
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std::forward<ValueT> (head),
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std::forward<ValueT> (tail)
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),
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std::forward<ArgsT> (args)...
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);
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}
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}
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