/*

* Copyright (c) 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:    

*

*/

#include "stunassert.h"

#include "tstuncallbackinfo.h"

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

// TSTUNCallbackInfo::TSTUNCallbackInfo

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

//

TSTUNCallbackInfo::TSTUNCallbackInfo( TSTUNCallbackInfo::TFunction aFunction,

                                         const CBinding* aBinding,

                                         TInt aErrorCode,

                                         const CSTUNClient* aClient ) :

    iLink(),

    iFunction( aFunction ),

    iBinding( aBinding ),

    iErrorCode( aErrorCode ),

    iClient( aClient )

    {

    }

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

// TSTUNCallbackInfo::TSTUNCallbackInfo

// Dummy implementation. Default constructor is declared private and not used.

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

//

TSTUNCallbackInfo::TSTUNCallbackInfo() :

    iLink(),

    iFunction( EInitCompleted ),

    iBinding( NULL ),

    iErrorCode( KErrNone ),

    iClient( NULL )

    {

    }

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

// TSTUNCallbackInfo::TSTUNCallbackInfo

// Dummy implementation, as copy constructor is declared private and not used.

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

//

TSTUNCallbackInfo::TSTUNCallbackInfo(

    const TSTUNCallbackInfo& /*aCallbackInfo*/ ) :

    iLink(),

    iFunction( EInitCompleted ),

    iBinding( NULL ),

    iErrorCode( KErrNone ),

    iClient( NULL )

    {

    }

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

// TSTUNCallbackInfo::Validate

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

//

TBool TSTUNCallbackInfo::Validate() const

    {

    switch ( iFunction )

        {

        case EInitCompleted:

            return iClient && !iBinding;

        case EEventAddressResolvedL:

        case EEventCredentialsRejected:

        case EEventActiveDestinationSet:

        case EEventTCPConnectOk:

            return iBinding && ( iErrorCode == KErrNone ) && !iClient;

        case EErrorOccurred:

            return iBinding && ( iErrorCode != KErrNone ) && !iClient;            

        default:

            return EFalse;

        }    

    }

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

// TSTUNCallbackInfo::Execute

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

//

void TSTUNCallbackInfo::Execute( MSTUNClientObserver& aObserver ) const

    {

    __STUN_ASSERT_RETURN( Validate(), KErrGeneral );

    switch ( iFunction )

        {

        case EInitCompleted:

            __STUN_ASSERT_L( iClient != NULL, KErrNotFound );

            aObserver.STUNClientInitCompleted( *iClient, iErrorCode );

            break;

        case EEventAddressResolvedL:        

            PassBindingEvent( aObserver,

                              MSTUNClientObserver::EPublicAddressResolved );

            break;

        case EEventCredentialsRejected:

            PassBindingEvent( aObserver,

                              MSTUNClientObserver::ECredentialsRejected );

            break;

        case EEventActiveDestinationSet:

            PassBindingEvent( aObserver,

                              MSTUNClientObserver::EActiveDestinationSet );

            break;

        case EEventTCPConnectOk:

            PassBindingEvent( aObserver,

                              MSTUNClientObserver::ETCPConnectOk );

            break;

        case EErrorOccurred:

            __STUN_ASSERT_L( iBinding != NULL, KErrNotFound );

            aObserver.STUNBindingErrorOccurred( *iBinding, iErrorCode );

            break;

        default:

            __STUN_FAILURE_RETURN( KErrGeneral );

        }

    }

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

// TSTUNCallbackInfo::PassBindingEvent

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

//

void TSTUNCallbackInfo::PassBindingEvent(

    MSTUNClientObserver& aObserver,

    MSTUNClientObserver::TSTUNBindingEvent aEvent ) const

    {

    __STUN_ASSERT_L( iBinding != NULL, KErrGeneral );

    TRAP_IGNORE( aObserver.STUNBindingEventOccurredL( aEvent, *iBinding ) );

    }