46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
/*
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* SPDX-FileCopyrightText: Dora "cat" <cat@thenight.club>
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public License,
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* v. 2.0. If a copy of the MPL was not distributed with this file, You can
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* obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef GUARD_TOURMALINE_TYPES_H
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#define GUARD_TOURMALINE_TYPES_H
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#include "TourmalineExternal/random/xoshiro.h"
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#include <cstdint>
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#include <functional>
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#include <string>
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namespace Tourmaline::Type {
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class UUID {
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public:
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[[nodiscard]]
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std::string asString() const;
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bool operator==(const UUID &rhs) const;
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UUID(uint64_t firstHalf, uint64_t secondHalf);
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UUID(const std::string &uuid);
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private:
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uint64_t firstHalf = 0, secondHalf = 0;
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friend struct std::hash<Tourmaline::Type::UUID>;
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};
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} // namespace Tourmaline::Type
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namespace std {
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template <> struct hash<Tourmaline::Type::UUID> {
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size_t operator()(const Tourmaline::Type::UUID &uuid) const noexcept {
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uint64_t hash = Xoshiro::splitmix64(uuid.firstHalf);
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hash += uuid.secondHalf;
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return Xoshiro::splitmix64(hash);
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}
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};
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} // namespace std
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#endif
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