diff -r 000000000000 -r ba25891c3a9e installationservices/swi/source/sishelper/sishelperstream.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/source/sishelper/sishelperstream.cpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,79 @@
+/*
+* Copyright (c) 2005-2009 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: 
+*
+*/
+
+
+/**
+ @file
+*/
+
+
+#include <s32mem.h>
+
+#include "sishelperstream.h"
+
+
+namespace Swi
+{
+
+const TInt CSisHelperStream::KBufferSize=50;
+
+CSisHelperStream* CSisHelperStream::NewL()
+	{
+	CSisHelperStream* self=CSisHelperStream::NewLC();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+CSisHelperStream* CSisHelperStream::NewLC()
+	{
+	CSisHelperStream* self=new(ELeave) CSisHelperStream();
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	return self;	
+	}
+		
+CSisHelperStream::~CSisHelperStream()
+	{
+	if (iWriteStream)
+		{
+		iWriteStream->Close();
+		delete iWriteStream;
+		}
+	delete iBuffer;
+	}
+
+CSisHelperStream::CSisHelperStream()
+	{
+	}
+
+void CSisHelperStream::ConstructL()
+	{
+	iBuffer = CBufFlat::NewL(KBufferSize);
+	iWriteStream = new RBufWriteStream(*iBuffer);
+	}
+
+CSisHelperStream::operator RBufWriteStream&()
+	{
+	return *iWriteStream;
+	}
+
+TPtr8 CSisHelperStream::Ptr()
+	{
+	return iBuffer->Ptr(0);
+	}
+	
+} // namespace Swi