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

/***
    Copyright (C) 2021-2024 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: AuConditionMutex.Generic.hpp
    Date: 2021-6-14
    Author: Reece
***/
#pragma once

#include "AuIConditionMutexEx.hpp"

#if defined(AURORA_IS_MODERNNT_DERIVED) && !defined(AURORA_FORCE_SPECIAL_WIN32_PRIMITIVES)
    #include "AuConditionMutex.NT.hpp"
#elif defined(AURORA_IS_LINUX_DERIVED) && !defined(WOA_ALWAYS_DUMB_OS_TARGET)
    #include "AuConditionMutex.Linux.hpp"
#else
    #define _AURUNTIME_GENERICCM

    #include "AuMutex.Generic.hpp"

    namespace Aurora::Threading::Primitives
    {
    #pragma pack(push)
    #pragma pack(4)

        struct GenericConditionMutex final
        {
            GenericConditionMutex();
            ~GenericConditionMutex();

            bool TryLock();
            void Lock();
            void Unlock();
            AuUInt GetOSHandle();
            bool LockMS(AuUInt64 timeout);
            bool LockNS(AuUInt64 timeout);
            bool LockAbsMS(AuUInt64 timeout);
            bool LockAbsNS(AuUInt64 timeout);

            auline bool TryLockNoSpin();
            auline bool TryLockHeavy();

        private:
            AuUInt32 uState_ {};
            AuUInt32 uSleeping_ {};
        };
    #pragma pack(pop)

        using ConditionMutexInternal = GenericConditionMutex;

        struct ConditionMutexGenericImpl final : IConditionMutexEx
        {
            auline bool TryLock()
            {
                return mutex.TryLock();
            }

            auline void Lock()
            {
                mutex.Lock();
            }

            auline void Unlock()
            {
                mutex.Unlock();
            }

            inline AuUInt GetOSHandle()
            {
                return mutex.GetOSHandle();
            }

            ConditionMutexInternal mutex;
        };
    }
#endif