AuroraRuntime/Source/Threading/Primitives/AuMutex.Generic.hpp

/***
    Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: Mutex.Generic.hpp
    Date: 2021-6-12
    Author: Reece
***/
#pragma once

#if defined(AURORA_IS_MODERNNT_DERIVED)
    #include "AuMutex.NT.hpp"
#elif defined(AURORA_IS_LINUX_DERIVED)
    #include "AuMutex.Linux.hpp"
#else
    #define _AURUNTIME_GENERIC_MUTEX

    namespace Aurora::Threading::Primitives
    {
        struct MutexGenericImpl final : IHyperWaitable
        {
            MutexGenericImpl();
            ~MutexGenericImpl();

            bool HasOSHandle(AuMach &mach) override;
            bool TryLock() override;
            bool HasLockImplementation() override;
            void SlowLock() override;
            bool LockMS(AuUInt64 timeout) override;
            bool LockNS(AuUInt64 timeout) override;
            bool LockAbsNS(AuUInt64 uTimeout) override;
            void Unlock() override;

            auline bool TryLockNoSpin();
            auline bool TryLockHeavy();
        private:
            AuUInt32 dwSleeping_ {};
        };

        using MutexImpl = MutexGenericImpl;
    }

#endif