usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/inc/RequestHeader.h
/*
* 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 "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:
*
*/
#ifndef __REQUESTHEADER_H__
#define __REQUESTHEADER_H__
#include <e32std.h>
const TUint KUsbRequestHdrSize = 8; ///< Size of the request header
NONSHARABLE_CLASS(TUsbRequestHdr) ///< Class-specific header structure
{
public:
TUint8 iRequestType; ///< Request type
TUint8 iRequest; ///< Request number
TUint16 iValue; ///< Request value
TUint16 iIndex; ///< Request index
TUint16 iLength; ///< Request length
public:
static TInt Decode(const TDesC8& aBuffer, TUsbRequestHdr& aTarget);
const TDesC8& Des();
TBool IsDataResponseRequired() const;
private:
TBuf8<KUsbRequestHdrSize> iBuffer;
};
#endif // __REQUESTHEADER_H__