/*

* 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.

*

*/

// INCLUDES

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// PhSrvSubSessionFactory::PhSrvSubSessionFactoryIsCreationFunction

// 

// A processing function that allows certain IPC op-codes

// to be intercepted and processed by the session rather than

// a subsession. This function returns ETrue if it is one of

// these special IPC op codes.

// -----------------------------------------------------------------------------

//

TBool PhSrvSubSessionFactory::PhSrvSubSessionFactoryIsCreationFunction( 

    TInt aFunction )

    {

    switch( aFunction )

        {

        case EPhoneServerExtCallSubSessionOpen:

        case EPhoneServerNotifySubSessionOpen:

        case EPhoneServerUSSDSubSessionOpen:

        case EPhoneServerEmergencyNumberSubSessionOpen:

        case EPhoneServerComHandSubSessionOpen:

        case EPhoneServerMessengerSubSessionOpen:

        case EPhoneServerImageHandlerSubSessionOpen:

            return ETrue;

        default:

            return EFalse;

        }

    }

// -----------------------------------------------------------------------------

// PhSrvSubSessionFactory::PhSrvSubSessionFactoryCreateLC

// 

// Creates a new instance of a subsession based upon the

// IPC op code specified.

// -----------------------------------------------------------------------------

//

CPhSrvSubSessionBase* PhSrvSubSessionFactory::PhSrvSubSessionFactoryCreateLC( 

    TInt aFunction, 

    CPhSrvSession& aSession )

    {

    CPhSrvSubSessionBase* subSession = NULL;

    switch( aFunction )

        {

        case EPhoneServerExtCallSubSessionOpen:

            subSession = new( ELeave ) CPhSrvSubSessionExtCall( aSession );

            break;

        case EPhoneServerNotifySubSessionOpen:

            subSession = new( ELeave ) CPhSrvSubSessionNotifier( aSession );

            break;

        case EPhoneServerUSSDSubSessionOpen:

            subSession = new( ELeave ) CPhSrvSubSessionUssd( aSession );

            break;

        case EPhoneServerEmergencyNumberSubSessionOpen:

            subSession = new( ELeave ) CPhSrvSubSessionEmergencyNum( aSession );

            break;

        case EPhoneServerComHandSubSessionOpen:

            subSession = 

                CPhSrvSubSessionCommandHandler::NewL( aSession );

            break;

        case EPhoneServerMessengerSubSessionOpen:

            subSession = 

                CPhSrvSubSessionMessenger::NewL( aSession );

            break;

        case EPhoneServerImageHandlerSubSessionOpen:

            subSession = CPhSrvSubSessionImageHandler::NewL( aSession );

            break;

        default:

            break;

        }

    // Complete construction

    if ( aFunction != EPhoneServerImageHandlerSubSessionOpen )

        {

        CleanupStack::PushL( subSession );        

        }

    subSession->ConstructL();

    return subSession;

    }

// -----------------------------------------------------------------------------

// PhSrvSubSessionFactory::PhSrvSubSessionFactoryIsCreationAllowed

// 

// This function returns ETrue if Creation a new instance of a subsession based upon 

// the IPC op code specified is allowed for the Secure ID of the process which 

// sent this message.

// -----------------------------------------------------------------------------

//

TBool PhSrvSubSessionFactory::PhSrvSubSessionFactoryIsCreationAllowed( 

    TInt aFunction,

    TUint32 aSID )

    {

    switch( aFunction )

        {

        case EPhoneServerNotifySubSessionOpen:

        case EPhoneServerComHandNotifySubSessionOpen:

            if ( aSID == KPhoneSecureId.iUid 

#if defined(__WINSCW__)

                            // To enable module testing using EUnit

                                || aSID == KEunitExeRunnerId.iUid 

#endif // __WINSCW__

                                )

                {       

                return ETrue;   

                }

            else

                {

                return EFalse;

                }

        default:

            return ETrue;

        }

    }

// End of File