// 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:

// GZIP output stream functions

//

#include "xmlenggzipbufferdeserializebm.h"

#include <ezstream.h>

#include <ezcompressor.h>

    CXmlEngGZipBufferDeserializeBM* CXmlEngGZipBufferDeserializeBM::NewLC(  Xml::CParser* aParser, const TDesC8& aInputBuffer, TInt aOutBufSize  )

	    {

	    CXmlEngGZipBufferDeserializeBM* bm = new (ELeave) CXmlEngGZipBufferDeserializeBM( aParser, aInputBuffer );

	    CleanupStack::PushL( bm );

	    bm->ConstructL( aOutBufSize );

	    return bm;	

	    }

    CXmlEngGZipBufferDeserializeBM* CXmlEngGZipBufferDeserializeBM::NewL( Xml::CParser* aParser, const TDesC8& aInputBuffer, TInt aOutBufSize )

	    {

	    CXmlEngGZipBufferDeserializeBM* bm = CXmlEngGZipBufferDeserializeBM::NewLC( aParser, aInputBuffer, aOutBufSize );

	    CleanupStack::Pop( bm );

	    return bm;	

	    }

   CXmlEngGZipBufferDeserializeBM::CXmlEngGZipBufferDeserializeBM( Xml::CParser* aParser, const TDesC8& aInputBuffer )

        : iOutputDescriptor(NULL,0)

        {

        iParser = aParser;

        iInputDescriptor.Set(aInputBuffer);

        }

   void CXmlEngGZipBufferDeserializeBM::ConstructL( TInt aOutBufSize )

        {

	    if ( aOutBufSize <= 0 ) 

	        {

	        User::Leave(KErrArgument);

	        }

	    iOutputBuffer = new (ELeave) TUint8[aOutBufSize];

	    iOutputDescriptor.Set(iOutputBuffer,0,aOutBufSize);

        }

   CXmlEngGZipBufferDeserializeBM::~CXmlEngGZipBufferDeserializeBM()

        {

        delete iOutputBuffer;

        }

    void CXmlEngGZipBufferDeserializeBM::InitializeL( CEZZStream& aZStream )

    	{

    	iParser->ParseBeginL();

    	aZStream.SetInput( iInputDescriptor );

    	aZStream.SetOutput( iOutputDescriptor );

    	}

    void CXmlEngGZipBufferDeserializeBM::NeedInputL( CEZZStream& aZStream )

    	{

    	//no input except iInputDescriptor

        aZStream.SetInput( KNullDesC8 );

    	}

    void CXmlEngGZipBufferDeserializeBM::NeedOutputL( CEZZStream& aZStream )

    	{

    	TPtrC8 od = aZStream.OutputDescriptor();    	

    	iParser->ParseL( od );

    	aZStream.SetOutput( iOutputDescriptor );

    	}

    void CXmlEngGZipBufferDeserializeBM::FinalizeL( CEZZStream& aZStream )

        {

        TPtrC8 od = aZStream.OutputDescriptor();

        iParser->ParseL( od );

        iParser->ParseEndL();

    	}