/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

/**

 * @file 

 *

 * @internalComponent

 * @prototype

 */

#ifndef __DAEMON_H__

#define __DAEMON_H__

#include "drivewatcher.h"

namespace Swi

{

class CDriveWatcher;

class MDaemonBehaviour : public MDriveObserver

	{

public:

	/**

	 * Called by the daemon when it is first started

	 *

	 * @return ETrue to continue, or EFalse to stop the daemon

	 */

	virtual TBool StartupL()=0;

	};

/**

 * The main daemon class which sets up the watchers.

 */

class CDaemon : public CBase

	{

public:

	static CDaemon* NewL(MDaemonBehaviour& aBehaviour);

	static CDaemon* NewLC(MDaemonBehaviour& aBehaviour);

	~CDaemon();

	const RPointerArray<CDriveWatcher>& Watchers() const; 

private:

	CDaemon(MDaemonBehaviour& aBehaviour);

	void ConstructL();

	void StartWatchersL();

	// This function should not leave, it is not an inherent functionality of the daemon

	void LockSensitiveFiles(); 

	void StartRecoveryL();

	/// an M-Class specifying the behaviour of the daemon

	MDaemonBehaviour& iBehaviour;

	/// An array of watchers, which watch removable drives

	RPointerArray<CDriveWatcher> iWatchers;	

	RFs iFs;

	// Used for preventing exclusing locks on the SWI policy file	

	RFile iPolicyLockFile; 

	};

// inline functions from CDaemon

inline const RPointerArray<CDriveWatcher>& CDaemon::Watchers() const

	{

	return iWatchers;

	}

} // namespace Swi

#endif // #ifndef __DAEMON_H__