/*

* Copyright (c) 2002-2005 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:  Sub Session Factory.

*

*/

#ifndef PHSRVSUBSESSIONFACTORY_H

#define PHSRVSUBSESSIONFACTORY_H

// INCLUDES

#include <e32std.h>

// FORWARD DECLARATIONS

class CPhSrvSession;

class CPhSrvSubSessionBase;

// CLASS DECLARATION

/**

*  Subsession creation factory.

*

*  @since 1.0

*/

class PhSrvSubSessionFactory

    {

    public: // New functions

        /**

        * Whether or not a specified function should result in a new 

        * subsession being created.

        *

        * @param aFunction Function to be evaluated.

        * @return ETrue if the function (opcode) requires a new subsession.

        */

        static TBool PhSrvSubSessionFactoryIsCreationFunction(TInt aFunction);

        /**

        * Create a new subsession according to the function (opcode) type.

        *

        * @param aFunction Function to be created.

        * @param aSession Session where the subsession belongs.

        * @return A new subsession, left on the cleanup stack.

        */

        static CPhSrvSubSessionBase* PhSrvSubSessionFactoryCreateLC( 

            TInt aFunction, 

            CPhSrvSession& aSession );

        /**

        * Check Secure ID for a new subsession.

        *

        * @param aFunction Function to be created.

        * @param aSID Secure ID of the process

        * @return ETrue if a new subsession creation is allowed

        */     

        static TBool PhSrvSubSessionFactoryIsCreationAllowed(

            TInt aFunction,

            TUint32 aSID );   

    };

#endif      // PHSRVSUBSESSIONFACTORY_H

// End of File