/*

* Copyright (c) 2006 - 2007 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:    Implements NAT Plug-in interface, which client uses to send

*                STUN requests. Forwards client requests to Stun Connection

*                Handler.

*

*/

#include "natfwcandidate.h"

#include "natfwstunplugin.h"

#include "natfwstunconnectionhandler.h"

#include "natfwstunpluginlogs.h"

_LIT8( KNatPluginIdNokiaStun, "nokia.stun" );

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

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

// C++ default constructor

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

//

CNATFWStunPlugin::CNATFWStunPlugin()

    {

    }

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

// Symbian constructor

// Creates NATFWStunConnectionHandler.

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

//

void CNATFWStunPlugin::ConstructL( TAny* aInitParams )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::ConstructL start" )

    __ASSERT_ALWAYS( aInitParams, User::Leave( KErrArgument ) );

    iPluginId = KNatPluginIdNokiaStun().AllocL();

    CNATFWPluginApi::TNATFWPluginInitParams* initParams = 

        static_cast<CNATFWPluginApi::TNATFWPluginInitParams*>( 

            aInitParams );

    iStunConnectionHandler = CNATFWStunConnectionHandler::NewL( 

        *this, initParams->iObserver );

    iStunConnectionHandler->PluginInitializeL( initParams->iIapId,

                                               initParams->iDomain,

                                               initParams->iMultiplexer );

    __STUNPLUGIN( "CNATFWStunPlugin::ConstructL end" )

    }

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

// Symbian constructor

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

//

CNATFWStunPlugin* CNATFWStunPlugin::NewL( TAny* aInitParams )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::NewL" )

    CNATFWStunPlugin* self = new ( ELeave ) CNATFWStunPlugin();

    CleanupStack::PushL( self );

    self->ConstructL( aInitParams );

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor

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

//

CNATFWStunPlugin::~CNATFWStunPlugin()

    {

    delete iPluginId;

    delete iStunConnectionHandler;

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::ConnectServerL

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

//

void CNATFWStunPlugin::ConnectServerL( const RSocketServ& aSocketServ,

                                       const TName& aConnectionName )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::ConnectServerL start" )

    iStunConnectionHandler->ConnectServerL( aSocketServ, aConnectionName );

    __STUNPLUGIN( "CNATFWStunPlugin::ConnectServerL end" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::FetchCandidateL

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

//

void CNATFWStunPlugin::FetchCandidateL( TUint aStreamId, TUint aRtoValue,

    TUint aAddrFamily )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::FetchCandidateL start" )

    iStunConnectionHandler->FetchCandidateL( aStreamId, aRtoValue,

        aAddrFamily, KAFUnspec );

    __STUNPLUGIN( "CNATFWStunPlugin::FetchCandidateL end" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::FetchCandidateL

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

//

void CNATFWStunPlugin::FetchCandidateL( TUint aStreamId, TUint aRtoValue,

    const TInetAddr& aBaseAddr )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::FetchCandidateL start" )

    iStunConnectionHandler->FetchCandidateL( aStreamId, aRtoValue, KAFUnspec,

        aBaseAddr );

    __STUNPLUGIN( "CNATFWStunPlugin::FetchCandidateL end" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::SetReceivingStateL

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

//

void CNATFWStunPlugin::SetReceivingStateL(

    const CNATFWCandidate& aLocalCandidate,

    TNATFWStreamingState aState )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::SetReceivingStateL start" )

    iStunConnectionHandler->SetReceivingStateL( aLocalCandidate, aState );

    __STUNPLUGIN( "CNATFWStunPlugin::SetReceivingStateL start" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::SetSendingStateL

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

//

void CNATFWStunPlugin::SetSendingStateL(

    const CNATFWCandidate& aLocalCandidate,

    TNATFWStreamingState aState,

    const TInetAddr& aDestAddr )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::SetSendingStateL start" )

    iStunConnectionHandler->SetSendingStateL( aLocalCandidate, aState,

        aDestAddr );

    __STUNPLUGIN( "CNATFWStunPlugin::SetSendingStateL end" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::GetConnectionIdL

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

//

void CNATFWStunPlugin::GetConnectionIdL(

    const CNATFWCandidate& aLocalCandidate,

    TUint& aConnectionId )

    {

    __STUNPLUGIN( "CNATFWStunPlugin::GetConnectionIdL start" )

    iStunConnectionHandler->GetConnectionIdL( aLocalCandidate, 

        aLocalCandidate.StreamId(), aConnectionId );

    __STUNPLUGIN( "CNATFWStunPlugin::GetConnectionIdL end" )

    }

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

// From class CNATFWPluginApi.

// CNATFWStunPlugin::PluginIdentifier

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

//

const TDesC8& CNATFWStunPlugin::PluginIdentifier() const

    {

    return *iPluginId;

    }

// End of file