AuroraRuntime/Source/IO/Loop/LSSemaphore.Linux.hpp

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

    File: LSSemaphore.Linux.hpp
    Date: 2022-4-5
    Author: Reece
***/
#pragma once
#include "LSHandle.hpp"

namespace Aurora::IO::Loop
{
	struct LSSemaphore : ILSSemaphore, virtual LSHandle
    {
        LSSemaphore();
        LSSemaphore(AuUInt32 initialCount);
        LSSemaphore(int handle, int tag);
        ~LSSemaphore();

        PROXY_LOOP_LOOPSOURCE_EXT_WAIT_APIS_;

        bool TryInit(AuUInt32 initialCount = 0);

        bool AddOne() override;
        bool AddMany(AuUInt32 uCount) override;

        virtual bool OnTrigger(AuUInt handle) override;

        bool IsSignaled() override;
        bool IsSignaledExt(AuUInt8 uFlags) override;
        bool WaitOn(AuUInt32 timeout) override;
        virtual ELoopSource GetType() override;

    private:
        void Init(AuUInt32 initialCount);
        bool IsSignaledNonblocking();
    };
}