diff -r a179b74831c9 -r c1f20ce4abcf kerneltest/e32test/timestamp/d_timestamp.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/timestamp/d_timestamp.h	Tue Aug 31 16:34:26 2010 +0300
@@ -0,0 +1,179 @@
+// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "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:
+// d_timestamp.h
+//
+
+
+#ifndef __TIMESTAMPTEST_H__
+#define __TIMESTAMPTEST_H__
+
+#include <e32cmn.h>
+#include <e32ver.h>
+#ifndef __KERNEL_MODE__
+#include <e32std.h>
+#endif
+
+/*
+ *  Update by driver when a every time NTimer expires
+ */
+
+struct STimestampResult
+    {
+    TUint64 iDelta;   // difference in timestamp value between this and the last run
+    TBool   iLPMEntered; // true if low power modes wich restored timestamp was entered
+                         // since last NTimer expiry
+    };
+
+/*
+ *  Hold time stamp information, for now just freq
+ */
+
+struct STimestampTestConfig
+    {
+    TUint32 iFreq;  
+    TUint  iIterations;
+    TUint  iRetries;
+    TUint  iTimerDurationS;
+    TUint  iErrorPercent;
+    };
+
+    
+/**
+User interface for 'TimestampTest'
+*/
+class RTimestampTest : public RBusLogicalChannel
+	{
+public:
+	/**
+	Structure for holding driver capabilities information
+	(Just a version number in this example.)
+	*/
+	class TCaps
+		{
+	public:
+		TVersion iVersion;
+		};
+    static TVersion VersionRequired();
+    static const TDesC& Name();
+    
+public:
+	TInt Open();
+	void Start(TRequestStatus& aStatus, TInt aNTicks);
+    void WaitOnTimer(TRequestStatus& aStatus, STimestampResult& aResult);
+	TInt Config(STimestampTestConfig& aConfig);
+private:
+	/**
+	Enumeration of Control messages.
+	*/
+	enum TControl
+		{
+        EConfig
+		};
+
+	/**
+	Enumeration of Request messages.
+	*/
+	enum TRequest
+		{
+        EStart,
+        EWaitOnTimer,
+        EAllRequests=-1        
+		};
+
+	// Kernel side LDD channel is a friend
+	friend class DTimestampTestChannel;
+	};
+
+/**
+  The driver's name
+
+  @return The name of the driver
+
+  @internalComponent
+*/
+inline const TDesC& RTimestampTest::Name()
+	{
+	_LIT(KTimestampTestName,"TIMESTAMPTEST");
+	return KTimestampTestName;
+	}
+
+/**
+  The driver's version
+
+  @return The version number of the driver
+
+  @internalComponent
+*/
+inline TVersion RTimestampTest::VersionRequired()
+	{
+	const TInt KMajorVersionNumber=1;
+	const TInt KMinorVersionNumber=0;
+	const TInt KBuildVersionNumber=KE32BuildVersionNumber;
+	return TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber);
+	}
+
+/*
+  NOTE: The following methods would normally be exported from a seperate client DLL
+  but are included inline in this header file for convenience.
+*/
+
+#ifndef __KERNEL_MODE__
+
+/**
+  Open a logical channel to the driver
+  @return One of the system wide error codes.
+*/
+TInt RTimestampTest::Open()
+	{
+	return DoCreate(Name(),VersionRequired(),KNullUnit,NULL,NULL,EOwnerThread);
+	}
+
+
+/**
+  Start measuring timestamp intervals in the timer
+  @param aStatus request status for aync request
+  @param aNTicks number of ticks used with the NTimer in the driver
+*/
+void RTimestampTest::Start(TRequestStatus& aStatus, TInt aNTicks)
+	{
+	DoRequest(EStart,aStatus,(TAny*) aNTicks);
+	}
+
+
+/**
+  Wait for next timer expiry of aNTicks used in Start function
+  @param aStatus request status for aync request
+  @param aStatus request status for aync request
+  
+*/
+void RTimestampTest::WaitOnTimer(TRequestStatus& aStatus, STimestampResult& aResult)
+	{
+	DoRequest(EWaitOnTimer,aStatus,(TAny*) &aResult);
+	}
+
+
+/**
+  Open a logical channel to the driver
+  @return One of the system wide error codes.
+*/
+TInt RTimestampTest::Config(STimestampTestConfig& aConfig)
+	{
+	return DoControl(EConfig,(TAny*) &aConfig);
+	}
+
+
+#endif  // !__KERNEL_MODE__
+
+#endif
+