IOCPIoTimeoutManager.h

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/*  IoTimeoutManager.h - IO timeout manager using IOCP
    Copyright (C) 2001-2004 Mark Weaver
    Written by Mark Weaver <mark@npsl.co.uk>

    Part of the Open-Win32 library.
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the
    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA  02111-1307, USA.
*/

#ifndef OW32_IOCPIoTimeoutManager_h
#define OW32_IOCPIoTimeoutManager_h

#include <OW32/IoTimeoutManager.h>

#if _WIN32_WINNT < 0x0400
#error This class requires waitable timer objects
#endif

namespace OW32
{

#ifdef _MSC_VER
#pragma warning(disable: 4251)
#endif

class CAsyncIoCompletionSocket;

class OW32_LIB_EXPORT CIOCPIoTimeoutManager : public CIoTimeoutManager
{
public:
    CIOCPIoTimeoutManager();

    ~CIOCPIoTimeoutManager();

    virtual bool addTimeout(CIoTimeoutCallback *pCallback, LPVOID key, __int64 after, bool *fUpdated = NULL);

    virtual bool updateTimeout(CIoTimeoutCallback *pCallback, LPVOID key, __int64 after, bool *fUpdated = NULL);

    virtual bool removeTimeout(LPVOID key);

    virtual void drainTimeouts(CIoTimeoutDrainCallback *pCallback);

    bool addTimeout(CAsyncIoCompletionSocket *pSocket);

    bool updateTimeout(CAsyncIoCompletionSocket *pSocket);

    void removeTimeout(CAsyncIoCompletionSocket *pSocket);

    virtual bool shutdown();

    bool initialise(HANDLE hCompletionPort);

private:
    CIOCPIoTimeoutManager(const CIOCPIoTimeoutManager &other);
    CIOCPIoTimeoutManager &operator=(const CIOCPIoTimeoutManager &other);

    class   Impl;
    Impl    *m_impl;
};

#ifdef _MSC_VER
#pragma warning(default: 4251)
#endif

} // namespace OW32

#endif // OW32_IOCPIoTimeoutManager_h

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