/*

* Copyright (c) 2003-2009 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:

* Name        : SigCompCompressionContext.h

* Part of     : SigComp / compressor

* Interface   : 

* compression context

* Version     : 1.0

*

*/

/**

 @internalComponent

*/

#ifndef SIGCOMPCOMPRESSIONCONTEXT_H

#define SIGCOMPCOMPRESSIONCONTEXT_H

#include <e32base.h>

/**

*  Abstract class for holding compressor specific data in compartment.

*/

class CSigCompCompressionContext: public CBase

    {

    public:

        /**

        * Sets compressor context. Ownership is transferred.

        * 

        * @param aContext private context to be saved

        */

        IMPORT_C void SetContext(CBufBase* aContext);

       /**

        * Gets saved context

        * 

        * @return saved context

        */

        IMPORT_C const CBufBase* Context() const;

        IMPORT_C virtual ~CSigCompCompressionContext();

    protected:

        IMPORT_C CSigCompCompressionContext();

    private:

        /** compressor private data saved in this context */

        CBufBase* iContext;

    };

#endif