diff -r 000000000000 -r ba25891c3a9e installationservices/swi/source/sisregistry/server/sisregistryserveripcbuf.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/source/sisregistry/server/sisregistryserveripcbuf.cpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,53 @@
+/*
+* 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: 
+* Library to add s32strm support for IPC (ie. stream via multiple IPC read/writes instead of
+* copying to a buffer and streaming to/from there.
+*
+*/
+
+
+/**
+ @file
+*/
+#include "sisregistryserveripcbuf.h"
+
+
+void RIpcBuf::Open(const RMessage2& aMessage, TInt aMessageSlot)
+	{
+	iMessage = aMessage;
+	iMessageSlot = aMessageSlot;
+	iReadPos = 0;
+	iWritePos = 0;
+	}
+
+
+
+TInt RIpcBuf::DoReadL(TAny *aPtr, TInt aMaxLength)
+	{
+	TPtr8 ptr((TUint8*)aPtr, aMaxLength);
+	iMessage.ReadL(iMessageSlot, ptr, iReadPos);
+	TInt len = ptr.Length();
+	iReadPos += len;
+	return len;
+	}
+
+void RIpcBuf::DoWriteL(const TAny* aPtr,TInt aLength)
+	{
+	TPtr8 ptr((TUint8*)aPtr, aLength, aLength);
+	iMessage.WriteL(iMessageSlot, ptr, iWritePos);
+	iWritePos += aLength;
+	}
+
+