diff -r 000000000000 -r c9bc50fca66e usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/inc/RequestHeader.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/inc/RequestHeader.h	Tue Feb 02 02:02:59 2010 +0200
@@ -0,0 +1,43 @@
+/*
+* 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__