--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/ConnectionMgr/src/TTCPCompMsgStart.cpp Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,77 @@
+// Copyright (c) 2004-2009 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:
+// Name : TTCPCompMsgStart.cpp
+// Part of : ConnectionMgr
+// Implementation
+// Version : SIP/4.0
+//
+
+
+
+#include "TTCPCompMsgStart.h"
+#include "MMsgAssemblerContext.h"
+#include "MSigCompController.h"
+#include "SipAssert.h"
+
+
+// ----------------------------------------------------------------------------
+// TTCPCompMsgStart::DataReceivedL
+// ----------------------------------------------------------------------------
+//
+void TTCPCompMsgStart::DataReceivedL( TPtr8 aData, TUint& aNextLength )
+ {
+ // panic if sigcomp is not supported in debug mode.leaves in release mode.
+ __SIP_ASSERT_LEAVE( iMsgAssembler.SigComp().IsSupported(), KErrGeneral );
+
+ if ( iMsgAssembler.MsgBuffer().Size() > 0 )
+ {
+ // insert the received data to msg buffer.
+ iMsgAssembler.MsgBuffer().InsertL(
+ iMsgAssembler.MsgBuffer().Size(), aData );
+ iMsgAssembler.MsgBuffer().Compress();
+ // clean the content of received data.
+ aData.Delete( 0, aData.Length() );
+ TPtr8 bufPtr = iMsgAssembler.MsgBuffer().Ptr( 0 );
+
+ // check if the msg buffer a complete sig comp message, if so
+ // copy the msg buffer to a new data buf, clean the msg buffer
+ // and enter to comp msg end state.
+ if ( iMsgAssembler.SigComp().IsCompleteSigCompMessageL( bufPtr ) )
+ {
+ HBufC8* newData = HBufC8::NewLC( bufPtr.Length() );
+ // copy the msg buffer data and the received data to new buffer
+ TPtr8 newDataPtr = newData->Des();
+ newDataPtr.Append(bufPtr);
+ // clean the msg buffer
+ iMsgAssembler.MsgBuffer().Reset();
+ iMsgAssembler.MsgBuffer().Compress();
+
+ iMsgAssembler.ChangeState( MMsgAssemblerContext::ECompMsgEnd );
+ iMsgAssembler.CurrentState().DataReceivedL( newDataPtr,
+ aNextLength );
+ CleanupStack::PopAndDestroy(newData);
+ }
+ }
+ else if (iMsgAssembler.SigComp().IsCompleteSigCompMessageL( aData ) )
+ {
+ iMsgAssembler.ChangeState( MMsgAssemblerContext::ECompMsgEnd );
+ iMsgAssembler.CurrentState().DataReceivedL( aData, aNextLength );
+ }
+ else
+ {
+ iMsgAssembler.MsgBuffer().InsertL(
+ iMsgAssembler.MsgBuffer().Size(), aData );
+ iMsgAssembler.MsgBuffer().Compress();
+ }
+ }