--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natplugins/natpnatfwsdpprovider/src/nspstateidle.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,221 @@
+/*
+* 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:  Idle state implementation
+*
+*/
+
+#include <sdpdocument.h>
+#include "nspstateidle.h"
+#include "nspevents.h"
+#include "nspsession.h"
+#include "nspactionset.h"
+#include "nspsessiondata.h"
+#include "nspdefs.h"
+
+#define REMOTELITE( aData ) \
+    ( aData.SubState() == CNSPSessionData::ESubRemoteLite ||\
+      aData.SubState() == CNSPSessionData::ESubAll )
+
+// ======== MEMBER FUNCTIONS ========
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::CNSPStateIdle
+// ---------------------------------------------------------------------------
+//
+CNSPStateIdle::CNSPStateIdle()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::NewL
+// ---------------------------------------------------------------------------
+//
+CNSPStateIdle* CNSPStateIdle::NewL()
+    {
+    CNSPStateIdle* self = CNSPStateIdle::NewLC();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::NewLC
+// ---------------------------------------------------------------------------
+//
+CNSPStateIdle* CNSPStateIdle::NewLC()
+    {
+    CNSPStateIdle* self = new ( ELeave ) CNSPStateIdle;
+    CleanupStack::PushL( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::~CNSPStateIdle
+// ---------------------------------------------------------------------------
+//
+CNSPStateIdle::~CNSPStateIdle()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::DoAcceptL
+// ---------------------------------------------------------------------------
+//
+TBool CNSPStateIdle::DoAcceptL( TNSPStateMachineEvent& aEvent )
+    {
+    User::LeaveIfError(
+            TNSPStateMachineEvent::ECreateOffer == aEvent.Request() ||
+            TNSPStateMachineEvent::EResolve == aEvent.Request() ||
+            TNSPStateMachineEvent::EReservationStatus == aEvent.Request() ||
+            TNSPStateMachineEvent::ECloseSession == aEvent.Request() ?
+                    KErrNone : KErrArgument );
+    
+    return ETrue;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::DoStateEntryL
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::DoStateEntryL( TNSPStateMachineEvent& aEvent )
+    {
+    aEvent.CallbackType() = TEventReturnStatus::EInitialized;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::DoReverse
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::DoReverse( TNSPStateMachineEvent& aEvent )
+    {
+    CNSPSession& session = aEvent.Session();
+    session.Data().SetOffer( NULL );
+    session.Data().SetAnswer( NULL );
+    session.Role() = CNSPSession::EUndefined;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::DoApplyL
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::DoApplyL( TNSPStateMachineEvent& aEvent )
+    {
+    switch( aEvent.Request() )
+        {
+        case TNSPStateMachineEvent::ECreateOffer:
+            {
+            ApplyCreateOfferL( aEvent );
+            break;
+            }
+        
+        case TNSPStateMachineEvent::EResolve:
+            {
+            ApplyResolveL( aEvent );
+            break;
+            }
+        
+        case TNSPStateMachineEvent::EReservationStatus:
+            {
+            aEvent.Status() = KNatAsync;
+            break;
+            }
+        
+        case TNSPStateMachineEvent::ECloseSession:
+            {
+            aEvent.Status() = KNatReady;
+            break;
+            }
+        
+        default:
+            {
+            User::Leave( KErrArgument );
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::DoExitL
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::DoExitL( TNSPStateMachineEvent& aEvent )
+    {
+    CNSPSession& session = aEvent.Session();
+    
+    switch( aEvent.Request() )
+        {
+        case TNSPStateMachineEvent::ECreateOffer:
+            {
+            session.Data().SetOffer( aEvent.Offer()->CloneL() );
+            session.Role() = CNSPSession::EOfferer;
+            break;
+            }
+        
+        case TNSPStateMachineEvent::EResolve:
+            {
+            session.Data().SetOffer( aEvent.Offer()->CloneL() );
+            session.Data().SetAnswer( aEvent.Answer()->CloneL() );
+            session.Role() = CNSPSession::EAnswerer;
+            break;
+            }
+        
+        default:
+            {
+            User::Leave( KErrArgument );
+            }
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::ApplyCreateOfferL
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::ApplyCreateOfferL( TNSPStateMachineEvent& aEvent ) const
+    {
+    aEvent.Session().Actions().CreateStreamsL( *aEvent.Offer() );
+    aEvent.NextState() = KStateIndexLocalCand;
+    aEvent.Status() = KNatAsync;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPStateIdle::ApplyResolveL
+// ---------------------------------------------------------------------------
+//
+void CNSPStateIdle::ApplyResolveL( TNSPStateMachineEvent& aEvent ) const
+    {
+    TNatReturnStatus status = KNatReady;
+    CNSPSession& session = aEvent.Session();
+    
+    session.Actions().CreateStreamsL( *aEvent.Answer() );
+    status = session.Actions().GetSessionModifiersL(
+    			*aEvent.Offer(), CNSPSession::EAnswerer );
+    
+    CNSPSessionData& sessionData = session.Data();
+    if ( status == KNatAsync && !REMOTELITE( sessionData ) )
+        {
+        session.Actions().RestartWithoutIce();
+        }
+    
+    aEvent.NextState() = KStateIndexLocalCand;
+    aEvent.Status() = KNatAsync;
+    }
+
+
+// end of file