// Copyright (c) 1997-2009 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:

// /os/kernelhwsrv/kerneltest/f32test/concur/cfafshmem.h

// 

//

#ifndef __CFAFSHMEM_H__

#define __CFAFSHMEM_H__

#include <f32file.h>

#include <e32test.h>

#include "t_server.h"

const TInt KNoMessage = 0;

const TInt KNoOffset = 0;

class THMem

/**

 * Memory base class.

 */

    {

    private:

        /// Copy constructor and assignment operator shall not be implemented.

        THMem(const THMem&);

        THMem& operator=(const THMem&);

    public:

        THMem(void * aNewMemPtr);

        THMem(const void * aNewMemPtr, const RMessagePtr2 &aMessage, int aNewOffset=0);

        TInt Read(void *aBuf, TUint32 aLength, TUint aOffset = 0) const;

        TInt Write(const void *aBuf, TUint32 aLength, TUint32 aOffset = 0);

        inline operator TUint8*()  const { return (TUint8*)(iMemPtr); }

        inline operator TUint16*() const { return (TUint16*)(iMemPtr); }

        inline operator TUint32*() const { return (TUint32*)(iMemPtr); }

    private:

        void*         iMemPtr;

        RMessagePtr2* iMessage;

        TInt          iBaseOffset;

    };

#endif