--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natfw/natfwstunplugin/src/tstunplugincallbackinfo.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,189 @@
+/*
+* Copyright (c) 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:    
+*
+*/
+
+
+
+
+#include "tstunplugincallbackinfo.h"
+#include "natfwstunpluginlogs.h"
+
+#ifdef _DEBUG
+_LIT16( KPanicArgument, "invalid argument" );
+#endif
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::TStunPluginCallbackInfo
+// ---------------------------------------------------------------------------
+//
+TStunPluginCallbackInfo::TStunPluginCallbackInfo( 
+    const CNATFWPluginApi& aStunPlugin,
+    MNATFWPluginObserver& aObserver, 
+    TStunPluginCallbackInfo::TFunction aFunction, TUint aStreamid,
+    TInt aErrorCode,
+    TAny* aEventData ) 
+    :
+    iLink(),
+    iStunPlugin( aStunPlugin ),
+    iObserver( aObserver ),
+    iFunction( aFunction ),
+    iStreamId( aStreamid ),
+    iErrorCode( aErrorCode ),
+    iEventData( aEventData )
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::TStunPluginCallbackInfo
+// Dummy implementation. Default constructor is declared private and not used.
+// ---------------------------------------------------------------------------
+//
+TStunPluginCallbackInfo::TStunPluginCallbackInfo() :
+    iLink(),
+    iStunPlugin( *( CNATFWPluginApi* )0x1 ),
+    iObserver( *( MNATFWPluginObserver* )0x1 ),
+    iFunction( EFetchingEnd ),
+    iStreamId( 0 ),
+    iErrorCode( KErrNone ),
+    iEventData( NULL )
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::TStunPluginCallbackInfo
+// Dummy implementation, as copy constructor is declared private and not used.
+// ---------------------------------------------------------------------------
+//
+TStunPluginCallbackInfo::TStunPluginCallbackInfo(
+    const TStunPluginCallbackInfo& /*aCallbackInfo*/ ) :
+    iLink(),
+    iStunPlugin( *( CNATFWPluginApi* )0x1 ),
+    iObserver( *( MNATFWPluginObserver* )0x1 ),
+    iFunction( EFetchingEnd ),
+    iStreamId( 0 ),
+    iErrorCode( KErrNone ),
+    iEventData( NULL )
+    {
+    }
+
+
+// ----------------------------------------------------------------------------
+// TStunPluginCallbackInfo::Validate
+// ----------------------------------------------------------------------------
+//
+TBool TStunPluginCallbackInfo::Validate() const
+    {
+    __STUNPLUGIN( "StunPluginCallbackInfo::Validate()" )
+    switch ( iFunction )
+        {
+        case EActiveSending:
+        case EDeactiveSending:
+        case EActiveReceiving:
+        case EDeactiveReceiving:
+        case ELocalCandidateFound:
+        case EFetchingEnd:
+            return iStreamId;
+        
+        case EConnectServer:
+            return ETrue;
+        
+        case EError:
+            return iStreamId && ( iErrorCode != KErrNone );
+        
+        default:
+            return EFalse;
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::Execute
+// ---------------------------------------------------------------------------
+//
+void TStunPluginCallbackInfo::Execute() const
+    {
+    __STUNPLUGIN( "StunPluginCallbackInfo::Execute() in" )
+    __ASSERT_DEBUG( Validate(), 
+        User::Panic( KPanicArgument, KErrArgument ) );
+    
+    switch ( iFunction )
+        {
+        case EConnectServer:        
+            PassEvent( MNATFWPluginObserver::EServerConnected );
+            break;
+            
+        case EActiveSending:        
+            PassEvent( MNATFWPluginObserver::ESendingActivated );
+            break;
+      
+        case EDeactiveSending:
+            PassEvent( MNATFWPluginObserver::ESendingDeactivated );
+            break;
+        
+        case EActiveReceiving:
+            PassEvent( MNATFWPluginObserver::EReceivingActivated );
+            break;
+        
+        case EDeactiveReceiving:
+            PassEvent( MNATFWPluginObserver::EReceivingDeactivated );
+            break;
+        
+        case ELocalCandidateFound:
+            {
+            CNATFWCandidate* candidate =
+                reinterpret_cast<CNATFWCandidate*>( iEventData );
+            
+            ASSERT( candidate );
+            iObserver.NewLocalCandidateFound( iStunPlugin, candidate );
+            }
+            break;
+        
+        case EFetchingEnd:
+            PassEvent( MNATFWPluginObserver::EFetchingCompleted );
+            break;
+        
+        case EError:
+            PassError();
+            break;
+        
+        default:
+            ASSERT( EFalse );
+        }
+    
+    __STUNPLUGIN( "StunPluginCallbackInfo::Execute() out" )
+    }
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::PassEvent
+// ---------------------------------------------------------------------------
+//
+void TStunPluginCallbackInfo::PassEvent(
+    MNATFWPluginObserver::TNATFWPluginEvent aEvent ) const
+    {    
+    iObserver.Notify( iStunPlugin, iStreamId, aEvent, iErrorCode );
+    }
+
+
+// ---------------------------------------------------------------------------
+// TStunPluginCallbackInfo::PassError
+// ---------------------------------------------------------------------------
+//
+void TStunPluginCallbackInfo::PassError() const
+    {    
+    iObserver.Error( iStunPlugin, iStreamId, iErrorCode );
+    }