diff -r 000000000000 -r bde4ae8d615e os/persistentdata/persistentstorage/store/pcstore/src/uid.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/persistentdata/persistentstorage/store/pcstore/src/uid.cpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,55 @@
+// Copyright (c) 2006-2009 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:
+//
+
+
+#include <pcstore/uid.h>
+#include "pcstoreconst.h"
+
+namespace PCStore
+{
+/**
+Compares two UIDs for equality.
+
+@param aUid The UID to be compared with this UID.
+@return TRUE, if the two UIDs are equal; FALSE otherwise. 
+*/
+TBool TUid::operator==(const TUid& aUid) const
+	{
+	return(iUid==aUid.iUid);
+	}
+
+/**
+Compares two UIDs for inequality.
+
+@param aUid The UID to be compared with this UID.
+@return TRUE, if the two UIDs are unequal; FALSE otherwise. 
+*/
+TBool TUid::operator!=(const TUid& aUid) const
+	{
+	return(iUid!=aUid.iUid);
+	}
+
+
+/**
+Constructs a Null-valued TUid object.
+
+@return The constructed Null-valued TUid object.
+*/
+TUid TUid::Null()
+	{
+	TUid uid={KNullUidValue};
+	return uid;
+	}
+}