1 /*

     2 * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #ifndef __ACTIVEREADONEORMOREREADER_H__

    19 #define __ACTIVEREADONEORMOREREADER_H__

    20 

    21 #include <e32base.h>

    22 #include <d32usbc.h>

    23 

    24 class RDevUsbcClient;

    25 class MReadOneOrMoreObserver;

    26 

    27 NONSHARABLE_CLASS(CActiveReadOneOrMoreReader) : public CActive

    28 /**

    29  * Active object to post ReadOneOrMore requests on the LDD.

    30  */

    31 	{

    32 public: 									   

    33 	static CActiveReadOneOrMoreReader* NewL(MReadOneOrMoreObserver& aParent, 

    34 		RDevUsbcClient& aLdd, TEndpointNumber aEndpoint);

    35 	~CActiveReadOneOrMoreReader();

    36 

    37 public:

    38 	void ReadOneOrMore(TDes8& aDes, TInt aLength);

    39 

    40 private:

    41 	CActiveReadOneOrMoreReader(MReadOneOrMoreObserver& aParent, 

    42 		RDevUsbcClient& aLdd, TEndpointNumber aEndpoint);

    43 

    44 private: // from CActive

    45 	virtual void DoCancel();

    46 	virtual void RunL();

    47 

    48 private: // unowned

    49 	MReadOneOrMoreObserver& iParent;

    50 	RDevUsbcClient& iLdd;

    51 

    52 private: // owned

    53 	TEndpointNumber iEndpoint;

    54 	};

    55 

    56 #endif // __ACTIVEREADONEORMOREREADER_H__