--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dbgagents/trkagent/engine/TrkDbgTrcCommPort.h	Tue Mar 02 10:33:16 2010 +0530
@@ -0,0 +1,72 @@
+/*
+* Copyright (c) 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: 
+*
+*/
+
+
+#ifndef __TRKDBGTRCCOMMPORT_H__
+#define __TRKDBGTRCCOMMPORT_H__
+
+#include "TrkCommPort.h"
+#include "dbgtrccomm.h"
+
+//
+// class CTrkDbgTrcCommPort
+//
+// Defines an interface to a serial type communications port
+//
+class CTrkDbgTrcCommPort : public CTrkCommPort
+{
+public:
+
+	static CTrkDbgTrcCommPort* NewL(TTrkConnData aTrkConnData, TDes& aErrorMessage);
+	~CTrkDbgTrcCommPort();
+
+	void OpenPortL();
+	void ClosePort();
+
+	void SendDataL(const TDesC8& aData);
+	void Listen(CTrkFramingLayer *aFramingLayer);
+	void StopListening();
+
+protected:
+
+	void DoCancel();
+	void RunL();
+
+private:
+
+	CTrkDbgTrcCommPort();
+	void ConstructL(TTrkConnData aTrkConnData, TDes& aErrorMessage);
+	void IssueReadRequest();
+	void ReportAndLeaveIfErrorL(TInt aError, const TDesC& aDesc);
+	
+private:
+	TUint  iUnitNumber;
+
+	TBool iConnected;
+	TBool iListening;
+
+	TBuf8<MAXMESSAGESIZE> iReceivedChars;
+	TInt iNextReadChar;
+
+	CTrkFramingLayer* iFramingLayer;
+		
+	TInt iLineNumber;
+	
+	RDbgTrcComm iDbgTrcPort;
+};
+
+#endif // __TRKDBGTRCCOMMPORT_H__