/*

* Copyright (c) 2010 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:

*

*/

/**

@file

@internalComponent

*/

#ifndef NCMDATARECEIVER_H

#define NCMDATARECEIVER_H

#include <e32base.h>

#ifndef __OVER_DUMMYUSBSCLDD__

#include <d32usbcsc.h>

#else

#include <dummyusbsclddapi.h>

#endif

#include "ncmpktdrvcommon.h"

#include "ncmntbparser.h"

class CNcmDataInterface;

/**

Responsible for receiving NCM packet data

*/

NONSHARABLE_CLASS(CNcmDataReceiver) : public CActive, public MNcmNdpFrameObserver

    {

public:

    static CNcmDataReceiver* NewL(RDevUsbcScClient& aPort, CNcmDataInterface& aParent);

    ~CNcmDataReceiver();

    void Start();

    void Stop();

    //from MNcmNdpFrameObserver

    void ProcessEtherFrame(RMBufPacket&);

    void ExpireBuffer(TAny*);

    inline TUint NtbOutMaxSize() const;

private:

    void ConstructL();

    CNcmDataReceiver(RDevUsbcScClient& aPort, CNcmDataInterface& aParent);

    //From CActive

    void RunL();

    void DoCancel();

    void ReadData();

private:

    RDevUsbcScClient&       iPort;

    TEndpointBuffer         iEpIn;

    TUint8*                 iBuf;

    TUint                   iBufLen;

    TBool                   iZlp;

    CNcmNtbParser*          iNtbParser;

    CNcmDataInterface&      iParent;

    };

// inline functions

#include "ncmdatareceiver.inl"

#endif //NCMDATARECEIVER_H