--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmcesrv/mmceserver/src/mcestateupdating.cpp Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,264 @@
+/*
+* 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 "mcestateupdating.h"
+#include "mcesipsession.h"
+#include "mceactionset.h"
+#include "mcefcactionset.h"
+#include "mceclientserver.h"
+#include "mcenatmacros.h"
+
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::CMceStateUpdating
+// -----------------------------------------------------------------------------
+//
+CMceStateUpdating::CMceStateUpdating ()
+ : CMceState( KMceStateUpdating )
+ {
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::~CMceStateUpdating
+// -----------------------------------------------------------------------------
+//
+CMceStateUpdating::~CMceStateUpdating()
+ {
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::DoAcceptL
+// -----------------------------------------------------------------------------
+//
+TBool CMceStateUpdating::DoAcceptL( TMceStateTransitionEvent& aEvent )
+ {
+
+ User::LeaveIfError(
+ aEvent.Code() == EMceMediaUpdated ||
+ aEvent.Code() == EMceItcEnable ||
+ aEvent.Code() == EMceItcDisable ||
+ IsExtensionRequestEvent( aEvent )
+
+ ? KErrNone : KErrTotalLossOfPrecision );
+
+ return ETrue;
+ }
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::EntryL
+// -----------------------------------------------------------------------------
+//
+void CMceStateUpdating::EntryL( TMceStateTransitionEvent& aEvent )
+ {
+ if ( IsExtensionRequestEvent( aEvent ))
+ {
+ HandleExtensionRequestEventL( aEvent );
+ }
+
+ else
+ {
+ CMceSipSession& session = aEvent.Session();
+ CSIPServerTransaction& request = session.Request();
+ CSIPServerTransaction* requestPtr = &request;
+
+ switch( aEvent.Code() )
+ {
+ case EMceMediaUpdated:
+ {
+ if ( session.SubState() == CMceSipSession::EUpdating )
+ {
+ if ( aEvent.ParamStatus() == KErrNone )
+ {
+ NAT_WAIT_NO_EXEC( session, session.Actions().EncodeL() );
+ session.FCActions().UpdateFCAnswerL( *session.Offer() );
+ if ( !((requestPtr!=NULL) && !MceSip::HasContent( request )) )
+ { // if not pull mode, do UpdateSucceed()
+ session.Actions().UpdateSucceed();
+ }
+ session.Actions().SendAnswerL( request );
+ }
+ else
+ {
+ MceSip::DiscardRequest( request, aEvent.ParamStatus() );
+ session.Actions().UpdateFailed();
+ }
+ }
+ else
+ {
+ if ( aEvent.ParamStatus() == KErrNone )
+ {
+ // Send 183 with SDP if needed
+ if ( ( MCE_NEED_TO_RECEIVE( session ) &&
+ session.Extensions().Local( CMceSipExtensions::E100rel )
+ != CMceSipExtensions::ENotSupported &&
+ session.Extensions().Remote( CMceSipExtensions::E100rel )
+ != CMceSipExtensions::ENotSupported ) || MCE_FORCED_TO_RECEIVE( session ))
+ {
+ // encode
+ if ( session.ActiveBody().SecureSession() )
+ {
+ session.ActiveBody().SecureSession()->iLSReadyToBind = EFalse;
+ }
+ NAT_WAIT_NO_EXEC( session, session.Actions().EncodeL() );
+ session.FCActions().UpdateFCAnswerL( *session.Offer() );
+ session.Actions().SendResponseL(
+ request,
+ KMceSipSessionProgress,
+ SipStrConsts::EPhraseSessionProgress );
+ // start reserving
+ session.Actions().ReserveL();
+ if ( session.ActiveBody().SecureSession() )
+ {
+ session.ActiveBody().SecureSession()->iKeyNeedUpdated = EFalse;
+ }
+ // change state
+ session.Actions().StateChanged(
+ KMceStateAcknowledgementRequired );
+ }
+ }
+ else
+ {
+ EntryMediaErrorL( aEvent );
+ }
+ }
+ break;
+ }
+
+ case EMceItcEnable:
+ case EMceItcDisable:
+ {
+ session.Actions().ControlMediaL( aEvent.ParamIDs(),
+ (TMceItcFunctions)aEvent.Code() );
+ break;
+ }
+ default:
+ {
+ break;
+ }
+
+ }
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::ExitL
+// -----------------------------------------------------------------------------
+//
+void CMceStateUpdating::ExitL( TMceStateTransitionEvent& aEvent )
+ {
+
+ if ( IsExtensionRequestEvent( aEvent ))
+ {
+ //Do Nothing;
+ }
+
+ else
+ {
+ CMceSipSession& session = aEvent.Session();
+ TInt status = aEvent.ParamStatus();
+ CSIPServerTransaction& request = session.Request();
+ CSIPServerTransaction* requestPtr = &request;
+
+
+ switch( aEvent.Code() )
+ {
+ case EMceMediaUpdated:
+ {
+ if ( session.SubState() == CMceSipSession::EUpdating )
+ {
+ if ( status == KErrNone )
+ {
+ if ( (requestPtr!=NULL) && !MceSip::HasContent( request ) )
+ { // pull mode
+ session.Actions().StateChanged( KMceStateServerOffering );
+ session.Actions().ClientStateChangedL(
+ CMceSession::EProceeding,
+ session.ActiveBody(),
+ KErrNone );
+ }
+ else
+ {
+ if ( request.Type() == SIPStrings::StringF( SipStrConsts::EUpdate ) )
+ {
+ session.Actions().StopPendingTimer();
+ session.Actions().ClientStateChangedL( CMceSession::EEstablished, session.Request() );
+ session.Actions().StateChanged( KMceStateEstablished );
+ }
+ else
+ {
+ session.Actions().ClientStateChangedL( CMceSession::EProceeding );
+ session.Actions().StateChanged( KMceStateAnswering );
+ }
+ }
+ }
+ else
+ {
+ session.Actions().ClientStateChangedL( CMceSession::EEstablished,
+ *session.Body(),
+ status );
+ session.Actions().StateChanged( KMceStateEstablished );
+ }
+ }
+ else
+ {
+ if ( aEvent.ParamStatus() < 0 )
+ {
+ session.Actions().StateChanged( KMceStateTerminated );
+ session.Actions().ClientStateChangedL( CMceSession::ETerminated,
+ status );
+ }
+ else
+ {
+ session.Actions().StateChanged( KMceStateUpdated );
+ session.Actions().ClientStateChangedL( CMceSession::EProceeding,
+ *session.Body(),
+ KErrNone );
+ }
+ }
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CMceStateUpdating::EntryMediaErrorL
+// -----------------------------------------------------------------------------
+//
+void CMceStateUpdating::EntryMediaErrorL( TMceStateTransitionEvent& aEvent )
+ {
+ CMceSipSession& session = aEvent.Session();
+ CSIPServerTransaction& request = session.Request();
+
+ MceSip::DiscardRequest( request, aEvent.ParamStatus() );
+ session.Actions().StopMedia();
+ session.FCActions().ReleaseFC();
+ }
+
+
+// End of File
+