MemoryCardDriverThreaded.h

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#ifndef MemoryCardDriverThreaded_H
#define MemoryCardDriverThreaded_H 1

#include "MemoryCardDriver.h"
#include "RageThreads.h"

class MemoryCardDriverThreaded : public MemoryCardDriver
{
public:
        MemoryCardDriverThreaded();
        ~MemoryCardDriverThreaded();

        virtual bool StorageDevicesChanged();
        virtual void GetStorageDevices( vector<UsbStorageDevice>& vStorageDevicesOut );
        virtual bool MountAndTestWrite( UsbStorageDevice* pDevice, CString sMountPoint );
        virtual void SetMountThreadState( MountThreadState mts );

private:
        static int MountThread_Start( void *p );
        void MountThreadMain();

        RageThread m_threadMemoryCardMount;
        bool m_bShutdownNextUpdate;

        // Aquire this before detecting devices or reading/writing devices.
        // Calling Pause() and Unpause will lock/unlock this so that the mounting thread 
        // will temporarily halt.
        RageMutex m_mutexPause;

        MountThreadState m_MountThreadState;

protected:
        void StartThread();     // call this in the derived constructor to start the mounting thread
        void StopThread(); // call this in the derived desstructor to stop the mounting thread
        virtual void MountThreadDoOneUpdate() = 0;      // this will get called as fast as possible
        virtual bool MountThreadWaitForUpdate();
        virtual void Mount( UsbStorageDevice* pDevice, CString sMountPoint ) = 0;
        bool ShouldDoOsMount() { return m_MountThreadState==detect_and_mount; }

        vector<UsbStorageDevice> m_vStorageDevices;
        bool m_bStorageDevicesChanged;
        RageMutex m_mutexStorageDevices;        // protects the above two

        // placed here for use by derivitives to eliminate duplicate code
        void UnmountMountPoint( const CString &sMountPoint );
};

#endif

/*
 * (c) 2003-2004 Chris Danford
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

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