--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptomgmtlibs/securitycommonutils/source/ipcstream/nullbuf.cpp	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,39 @@
+/*
+* Copyright (c) 2007-2009 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: 
+* A write stream that throws away all its input, but keeps track of how many
+* bytes have been written to it.  It is used for determining the amount of
+* memory needed to store externalised objects.
+*
+*/
+
+
+/**
+ @file
+*/
+#include "nullbuf.h"
+EXPORT_C TNullBuf::TNullBuf() : iBytesWritten(0) 
+	{
+	}
+
+EXPORT_C TUint TNullBuf::BytesWritten() 
+	{
+	return iBytesWritten;
+	}
+
+void TNullBuf::DoWriteL(const TAny*,TInt aLength)
+	{
+	iBytesWritten += aLength;
+	}
+// End of file