winRT/MutexImpl.h

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//-----------------------------------------------------------------------------
//
//  MutexImpl.h
//
//  WinRT implementation of the cross-platform mutex
//
//  Copyright (c) 2015 Microsoft Corporation
//  All rights reserved.
//
//  SOFTWARE NOTICE AND LICENSE
//
//  This file is part of OpenZWave.
//
//  OpenZWave is free software: you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation, either version 3 of the License,
//  or (at your option) any later version.
//
//  OpenZWave is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public License
//  along with OpenZWave.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
#ifndef _MutexImpl_H
#define _MutexImpl_H
 
#include <windows.h>
 
 
namespace OpenZWave
{
    class MutexImpl
    {
    private:
        friend class Mutex;
 
        MutexImpl();
        ~MutexImpl();
 
        bool Lock( bool const _bWait = true );
        void Unlock();
 
        bool IsSignalled();
 
        CRITICAL_SECTION    m_criticalSection;
        uint32              m_lockCount;                // Keep track of the locks (there can be more than one if they occur on the same thread.
    };
 
} // namespace OpenZWave
 
#endif //_MutexIF_H