47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
/*
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* Timeout
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*
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* Copyright (C) 2014 Udo Steinberg, FireEye, Inc.
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* Copyright (C) 2019-2025 Udo Steinberg, BlueRock Security, Inc.
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*
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* This file is part of the NOVA microhypervisor.
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*
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* NOVA is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* NOVA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License version 2 for more details.
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*/
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#pragma once
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#include "compiler.hpp"
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#include "types.hpp"
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class Timeout
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{
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private:
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uint64_t time { 0 };
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Timeout * prev { nullptr };
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Timeout * next { nullptr };
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static inline constinit Timeout *list CPULOCAL { nullptr };
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virtual void trigger() = 0;
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public:
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// Enforce a constructor for CPU-local timeouts
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Timeout() {}
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void enqueue (uint64_t);
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uint64_t dequeue();
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static void check();
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static void sync();
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static uint64_t idle();
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};
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