/*

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* Install Server

*

*/

/**

 @file 

 @internalTechnology

*/

#ifndef __INSTALLSERVER_H__

#define __INSTALLSERVER_H__

#include "securitypolicy.h"

namespace Swi

{

/**

 * Timer that shuts down SWIS if no sessions are open

 * @internalTechnology

 * @released

 */

class CInstallServerShutdown : public CTimer

	{

private:

	/** Server timeout shutdown delay (approximately 2 seconds) */

	enum {KShutdownDelay=0x200000};

public:

	virtual ~CInstallServerShutdown();

	/** Constructs shutdown timer */

	inline CInstallServerShutdown();

	/** Second-phase construction */

	inline void ConstructL();

	/** Starts server shutdown when the timer goes off */

	inline void Start();

private:

	void RunL();

	};

/**

 * The main Install Server (SWIS) class.

 * @internalTechnology

 * @released

 */

class CInstallServer : public CPolicyServer

	{

public:

	/**

	 * This function creates a new CInstallServer object and leaves it on 

	 * the cleanup stack.

	 */

	static CInstallServer* NewLC();

	/** Increments session count */

	void AddSession();

	/** 

	 * Decrements session count and starts shutdown timer if session count is 0

	 */

	void DropSession();

	virtual ~CInstallServer();

	TBool IsListRemoveInProgress() const;

	void ListRemoveInProgress(TBool aFlag);

private:

	CInstallServer();

	/**

	 * The second-phase constructor.

	 */

	void ConstructL();

private:

	/**

	 * This function creates a new CInstallSession object.

	 */

	virtual CSession2* NewSessionL(const TVersion& aVersion, 

		const RMessage2& aMessage) const;

	virtual TCustomResult CustomSecurityCheckL(const RMessage2& aMsg, 

		TInt& aAction, TSecurityInfo& aMissing);

private:

	// The number of sessions that are connected to the server. When this 

	// number reaches 0, the server will initialize its shutdown.

	TInt iSessionCount;

	CInstallServerShutdown* iShutdown;

	// Server Policies

  	static const TUint iRangeCount=1;

  	static const TInt iRanges[iRangeCount];

  	static const TUint8 iElementsIndex[iRangeCount];

   	static const CPolicyServer::TPolicy iPolicy;

	// Flag to indicate a list/remove operation is in progress

	TBool iListRemoveInProgress;

	};

inline TBool CInstallServer::IsListRemoveInProgress() const

	{

	return iListRemoveInProgress;

	}

inline void CInstallServer::ListRemoveInProgress(TBool aFlag)

	{

	iListRemoveInProgress = aFlag;

	}

class CSwisStateMachine;

class CRestoreMachine;

class CPackageRemover;

/**

 * Server-side session that handles SWIS tasks. For client-side class see 

 * RInstallSession.

 * @released

 * @internalTechnology

 */

class CInstallSession : public CSession2

	{

public:

	CInstallSession();

	void CreateL();

private:

	RMessagePtr2 iReceiveMsg;

	TInt iReceiveLen;

	CSwisStateMachine* iMachine;

	CPackageRemover* iRemover;

	CRestoreMachine* iRestoreMachine;

	RSecPolHandle iSecPolHandle;

	virtual ~CInstallSession();

	/** Returns server reference */

	CInstallServer& Server();

	virtual void ServiceL(const RMessage2& aMessage);

	virtual void ServiceError(const RMessage2& aMessage, TInt aError);

	TBool ReceivePending() const;

	};

inline CInstallSession::CInstallSession() : CSession2() {}

inline TBool CInstallSession::ReceivePending() const

	{

	return !iReceiveMsg.IsNull();

	}

} // namespace Swi

#endif // __INSTALLSERVER_H__