28 lines
850 B
C++
28 lines
850 B
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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#include "Random.hpp"
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#include <bit>
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#include <cstdint>
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#include <ctime>
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#include <format>
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using namespace Tourmaline::Systems;
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Xoshiro::Xoshiro256PP Random::generator(static_cast<uint64_t>(time(NULL)));
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Tourmaline::Type::UUID Random::GenerateUUID() {
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uint64_t random_ab = generator(), random_c = generator(), hold = 0;
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hold = std::rotr(random_ab, 12);
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hold = hold >> 4;
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hold = (hold << 4) + 0b0100;
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random_ab = std::rotl(hold, 12);
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random_c = ((random_c >> 2) << 2) + 2;
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return std::format("{:X}{:X}", random_ab, random_c);
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}
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