diff -r 000000000000 -r dfb7c4ff071f serialserver/packetloopbackcsy/inc/LoopbackTimer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/serialserver/packetloopbackcsy/inc/LoopbackTimer.h	Thu Dec 17 09:22:25 2009 +0200
@@ -0,0 +1,59 @@
+// 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:
+// Header for timer class
+// 
+//
+
+/**
+ @file
+*/
+
+#ifndef __LOOPBACKTIMER_H__
+#define __LOOPBACKTIMER_H__
+
+#include <e32base.h>
+
+class MTimerCallBack;
+NONSHARABLE_CLASS(CLoopbackTimer) : public CActive
+	{
+public:
+	static CLoopbackTimer* NewL(TInt aDuration, MTimerCallBack* aCallback);
+	~CLoopbackTimer();
+	void Start();
+	TBool Running() const;
+
+private:
+	CLoopbackTimer(TInt aDuration, MTimerCallBack* aCallback);
+	void DoCancel();
+	void RunL();
+
+private:
+    /** Timer used to control when RunL is called */
+	RTimer iTimer;
+    /** Timer's duration */
+	TInt iDuration;
+    /** Class with implementation of MTimerCallBack::TimerCallBack that is called when the timer expires */
+	MTimerCallBack* iCallback;
+    /** True when the timer is running */
+	TBool iRunning;
+	};
+
+class MTimerCallBack
+	{
+public:
+	virtual void TimerCallBack() = 0;
+	};
+
+#endif // __LOOPBACKTIMER_H__
+