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 * Adheres to the UsbMan USB Class API and talks to C32

    16 * to manage the stub3.CSY that is used to provide a virtual

    17 * serial port service to clients

    18 * 

    19 *

    20 */

    21 

    22 

    23 

    24 /**

    25  @file

    26 */

    27 

    28 #ifndef __CUSBstub3CLASSCONTROLLER_H__

    29 #define __CUSBstub3CLASSCONTROLLER_H__

    30 

    31 #include <e32std.h>

    32 #include <cusbclasscontrollerplugin.h>

    33 #include <d32usbc.h>

    34 

    35 class MUsbClassControllerNotify;

    36 

    37 const TInt Kstub3StartupPriority = 2;

    38 

    39 const TInt Kstub3CCDefaultDelay = 500; //0.5 sec default delay for start and stop

    40 

    41 const TInt Kstub3NumberOfInterfacesPerstub3Function = 2; // data and control interfaces

    42 

    43 // The name of the ini file specifying the number of functions required different from default

    44 /*

    45 _LIT(Kstub3FunctionsIniFileName, "NumberOfstub3Functions.ini");

    46 _LIT(Kstub3ConfigSection,"stub3_CONF");

    47 _LIT(KNumberOfstub3FunctionsKeyWord,"NumberOfstub3Functions");

    48 */

    49 // Lengths of the various bits of the  descriptor. Taken from the USB

    50 // WMCDC specification, v1.0.

    51 const TInt Kstub3InterfaceDescriptorLength = 3;

    52 const TInt Kstub3CcHeaderDescriptorLength = 5;

    53 const TInt Kstub3FunctionalDescriptorLength = 4;

    54 const TInt Kstub3CcUfdDescriptorLength = 5;

    55 const TInt Kstub3NotificationEndpointDescriptorLength = 7;

    56 const TInt Kstub3DataClassInterfaceDescriptorLength = 3;

    57 const TInt Kstub3DataClassHeaderDescriptorLength = 5;

    58 const TInt Kstub3DataClassEndpointInDescriptorLength = 7;

    59 const TInt Kstub3DataClassEndpointOutDescriptorLength = 7;

    60 

    61 const TInt Kstub3DescriptorLength =

    62 	Kstub3InterfaceDescriptorLength +

    63 	Kstub3CcHeaderDescriptorLength +

    64 	Kstub3FunctionalDescriptorLength +

    65 	Kstub3CcUfdDescriptorLength +

    66 	Kstub3NotificationEndpointDescriptorLength +

    67 	Kstub3DataClassInterfaceDescriptorLength +

    68 	Kstub3DataClassHeaderDescriptorLength +

    69 	Kstub3DataClassEndpointInDescriptorLength +

    70 	Kstub3DataClassEndpointOutDescriptorLength;

    71 	

    72 /**

    73  * The CUsbstub3ClassController class

    74  *

    75  * Implements the USB Class Controller API and manages the stub3.CSY

    76  */

    77 NONSHARABLE_CLASS(CUsbstub3ClassController) : public CUsbClassControllerPlugIn

    78 	{

    79 

    80 public: // New functions.

    81 	static CUsbstub3ClassController* NewL(MUsbClassControllerNotify& aOwner);

    82 

    83 public: // Functions derived from CBase.

    84 	virtual ~CUsbstub3ClassController();

    85 

    86 public: // Functions derived from CActive.

    87 	virtual void RunL();

    88 	virtual void DoCancel();

    89 	virtual TInt RunError(TInt aError);

    90 

    91 public: // Functions derived from CUsbClassControllerBase

    92 	virtual void Start(TRequestStatus& aStatus);

    93 	virtual void Stop(TRequestStatus& aStatus);

    94 

    95 	virtual void GetDescriptorInfo(TUsbDescriptor& aDescriptorInfo) const;

    96 

    97 protected:

    98 	CUsbstub3ClassController(MUsbClassControllerNotify& aOwner);

    99 	void ConstructL();

   100 

   101 

   102 

   103 private:

   104 	TInt SetUpInterface();

   105 

   106 

   107 	// delays in microseconds

   108 	TInt iStartDelay;

   109 	TInt iStopDelay;

   110 	

   111 	TBool iFailToStart;

   112 	TBool iFailToStop;

   113 	

   114 	RTimer iTimer;

   115 	TRequestStatus* iReportStatus;

   116 	RDevUsbcClient  iLdd;

   117 

   118 	

   119 	

   120 	};

   121 

   122 #endif //__CUSBstub3CLASSCONTROLLER_H__