// Copyright (c) 2007-2009 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:

//

#ifndef __SSMSTARTSAFE_H__

#define __SSMSTARTSAFE_H__

#include <e32base.h>

#include <ssm/startandretrynotifications.h>

class CSsmStartupProperties;

class CStartAndRetry;

class CApaStarter;

/**

@internalTechnology

@released

*/

struct TSsmStartSafeEntry

	{

	CStartAndRetry* iStartAndRetry;

	TRequestStatus* iCallerTrs;

	TInt iCallerIndex;

	TBool iInUse;

	};

class MSsmLoadSysMon;

/**

Used to start a process or application reliably. 

Which means, if the starting fails after designated number of attempts then system restarts or an error is returned.

@internalTechnology

@released

*/

NONSHARABLE_CLASS( CSsmStartSafe ) : public CBase, public MStartAndRetryNotifications

	{

public:

	IMPORT_C static CSsmStartSafe* NewL();

	IMPORT_C static CSsmStartSafe* NewLC();

	~CSsmStartSafe();		

	IMPORT_C void StartL( const CSsmStartupProperties& aStartupProperties, RProcess& aProcess ); 	

	IMPORT_C void Start( const CSsmStartupProperties& aStartupProperties, RProcess& aProcess, TRequestStatus& aCommandTrs, TInt& aCallerIndex );

	IMPORT_C void StartAndMonitorL( const CSsmStartupProperties& aStartupProperties, RProcess& aProcess );

	IMPORT_C TInt InitAppArcServer();

	IMPORT_C void InitApparcServer( TRequestStatus& aCommandTrs );

	IMPORT_C void InitApparcServerCancel();

	IMPORT_C void StartCancel( TInt& aCallerIndex );

	// From MStartAndRetryNotifications

	void RendezvousComplete( TInt aComplete, TInt aCallerIndex );

	void CancellationComplete( TInt aComplete, TInt aCallerIndex );

private:	

	CSsmStartSafe();

	void ConstructL();

	TInt RegisterCall( TInt& aCallerIndex, TRequestStatus& aStatus );

	TInt DeRegisterCall(TInt aCallerIndex);

	void LoadApStartLibL();

	void LoadMonitorProxyLibL();

private:	

	RLibrary iApStartLib;

	CApaStarter* iApaStarter;

	RLibrary iSysMonProxyLib;

	MSsmLoadSysMon* iSysMonCli;

	RArray<TSsmStartSafeEntry> iStartSafeEntryArray;

	TInt iCallerCount;	

	};

#endif // __SSMSTARTSAFE_H__