winthreadsync.h

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/********************************************************************************************
* Twitch Broadcasting SDK
*
* This software is supplied under the terms of a license agreement with Twitch Interactive, Inc. and
* may not be copied or used except in accordance with the terms of that agreement
* Copyright (c) 2012-2016 Twitch Interactive, Inc.
*********************************************************************************************/

#pragma once

#include "twitchsdk/core/threadsync.h"

#include <windows.h>


namespace ttv
{
    class WinThreadSync;
    class WinThreadSyncFactory;
}


class ttv::WinThreadSync : public IThreadSync
{
public:
    WinThreadSync();
    virtual ~WinThreadSync();

    virtual TTV_ErrorCode Suspend() override;
    virtual TTV_ErrorCode SuspendFor(uint duration) override;
    virtual TTV_ErrorCode Signal() override;

private:
    HANDLE mSyncAtom;

    bool mFallthru; // fall-thru will be on if a thread signal is signaled but without any threads suspended
                    // used for non windows implementations to emulate a self resetting event
};


class ttv::WinThreadSyncFactory : public IThreadSyncFactory
{
public:
    virtual TTV_ErrorCode CreateThreadSync(std::shared_ptr<IThreadSync>& result) override;
};