--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmcesrv/mmceserver/src/mcestateidle.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,242 @@
+/*
+* 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 "mcestateidle.h"
+#include "mcesipsession.h"
+#include "mceactionset.h"
+#include "mcefcactionset.h"
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::CMceStateIdle
+// -----------------------------------------------------------------------------
+//
+CMceStateIdle::CMceStateIdle ()
+    : CMceState( KMceStateIdle )
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::~CMceStateIdle
+// -----------------------------------------------------------------------------
+//
+CMceStateIdle::~CMceStateIdle()
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::DoAcceptL
+// -----------------------------------------------------------------------------
+//
+TBool CMceStateIdle::DoAcceptL( TMceStateTransitionEvent& aEvent )
+	{
+    //not accepted	
+	User::LeaveIfError( aEvent.EventSource() == EMceMedia ? 
+                        KErrTotalLossOfPrecision :
+                        KErrNone );
+                        
+    //accepted
+    User::LeaveIfError(
+       aEvent.EventSource() == EMceSip && aEvent.Code() == EMceInvite ? KErrNone :
+       aEvent.EventSource() == EMceClient && aEvent.Code() == EMceItcEstablishSession ? KErrNone :
+       KErrTotalLossOfPrecision );
+    
+	return ETrue;
+	}
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::EntryL
+// -----------------------------------------------------------------------------
+//
+void CMceStateIdle::EntryL( TMceStateTransitionEvent& aEvent )
+	{
+	switch( aEvent.Code() )
+	    {
+	    case EMceItcEstablishSession://going to send INVITE out
+	        {
+	        EntryEstablishL( aEvent );
+            break;
+	        }
+	    case EMceInvite: //INVITE in
+	        {
+	        EntryInviteL( aEvent );
+	        break;
+	        }
+        default:
+            {
+            //NOP
+            break;
+            }
+	    }
+	}
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::ExitL
+// -----------------------------------------------------------------------------
+//
+void CMceStateIdle::ExitL( TMceStateTransitionEvent& aEvent )
+	{
+	CMceSipSession& session = aEvent.Session();
+	TInt status = aEvent.ParamStatus();
+	
+	switch( aEvent.Code() )
+	    {
+	    case EMceItcEstablishSession:
+	        {
+            //server state -> client establishing, client state -> offering
+            session.Actions().ClientStateChanged( aEvent.ParamIDs(),
+            									  CMceSession::EOffering );
+	        if ( status == KMceAsync )
+	            {
+                session.Actions().StateChanged( KMceStateClientEstablishing );
+	            }
+            else
+                {
+                session.Actions().StateChanged( KMceStateOffering );
+	            }
+	        break;
+	        }
+	    case EMceInvite:
+	        {
+			if ( status == KErrNone || status == KMceAsync )
+				{
+				if ( ( session.NatSession() && !session.IsNatDisabled() ) &&
+						( &aEvent.Session().Request()) && 		
+						MceSip::HasContent( aEvent.Session().Request() ))
+					{
+					// Whether synchronous or asynchronous, wait NAT plugin to
+					// get initialized
+					session.Actions().StateChanged( KMceStateServerInitializing );
+					}
+				else
+					{
+					session.Actions().StateChanged( KMceStateServerEstablishing );	
+					}
+                }
+            else // if error, server state -> terminated
+                {
+                session.Actions().StateChanged( KMceStateTerminated );
+                }
+	        break;
+	        }
+        default:
+            {
+            //NOP
+            break;
+            }
+	    }
+	}
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::EntryEstablishL
+// -----------------------------------------------------------------------------
+//
+void CMceStateIdle::EntryEstablishL( TMceStateTransitionEvent& aEvent )
+    {
+    //update session body based on session received from client
+    //and start waiting EMceMceMediaUpdated
+    CMceSipSession& session = aEvent.Session();
+    TInt status = KErrNone;
+
+    session.Actions().UpdateBodyL( aEvent.ParamIDs(),
+                                   aEvent.ParamClientMessage() );
+    status = session.Actions().UpdateL();                                           
+
+    if ( status == KMceReady )
+        {
+        session.Actions().EncodeL();
+        session.FCActions().UpdateFCOfferL( *session.Offer() );
+        session.Actions().SendInviteL();
+        }  
+    aEvent.ParamStatus() = status;  
+    }
+
+// -----------------------------------------------------------------------------
+// CMceStateIdle::EntryInviteL
+// -----------------------------------------------------------------------------
+//    
+void CMceStateIdle::EntryInviteL( TMceStateTransitionEvent& aEvent )
+    {
+    // Handle incoming INVITE
+    CMceSipSession& session = aEvent.Session();
+    TInt status = KErrNone;
+    session.Extensions().UpdateL( session.Request() );
+    session.Actions().CheckContactIsSecureL( session.Request() );
+    
+    // Pull mode situation
+    if ( &session.Request() && !MceSip::HasContent( session.Request() ) )
+        {
+        session.Actions().ProcessSessionTimerServerL( session.Request() );
+        session.Actions().ClientUpdateIncomingSessionL( session.Request() );
+	    }
+	else
+	    {
+	    //create SDP
+        status = session.Actions().CreateSDP( session.Request() );
+        if ( MCE_IS_ERROR( status ) )
+            {
+            if ( MceSip::IsSIPStackError( status ) )
+                {
+                MceSip::DiscardRequest( session.Request(), status );
+                }
+            else
+                {
+                User::Leave( status );
+                }
+            }
+        else
+            {
+            //session timer
+            session.Actions().ProcessSessionTimerServerL( session.Request() );
+        
+            //decode received SDP offer
+            //and start waiting EMceItcUpdate, if everything OK
+            TMceSipWarningCode warning = session.Actions().DecodeL();
+
+            if ( !warning )
+                {
+                status = session.Actions().Update();
+                if ( status == KErrNotSupported )
+                    {
+                    warning = KMceSipWarnSessionDescriptionParameterNotUnderstood;
+                    }
+                }
+                
+            if ( warning ) //if error, reject offer (4XX out)
+                {
+                session.Actions().SendRejectOfferWithWarningL( warning, session.Request() );
+                status = KErrAbort;
+                }
+            else
+                {
+                //if OK show SDP to FC and send session, created based on SDP
+                //to client for updating
+                User::LeaveIfError( status );
+
+				if ( !session.NatSession() || session.IsNatDisabled() )
+					{
+					session.ContinueHandlingIncomingSessionL();
+					}
+                }
+            }
+	    }
+	aEvent.ParamStatus() = status;
+    }
+
+// End Of File