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os/kernelhwsrv/kerneltest/f32test/shostmassstorage/msman/inc/cusbmsmountmanager.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // RUsbMsMountManager class.

    15 // 

    16 //

    17 

    18 

    19 

    20 /**

    21  @file

    22  @internalTechnology

    23 */

    24 

    25 #ifndef CUSBMSMOUNTMANAGER_H

    26 #define CUSBMSMONUTMANAGER_H

    27 

    28 

    29 class RUsbHubDriver;

    30 class TUsbInterfaceDescriptor;

    31 class TUsbDeviceDescriptor;

    32 class RUsbInterface;

    33 

    34 

    35 class TUsbPrint

    36     {

    37 public:

    38     TUsbPrint();

    39     void EnableDebug() {iDebug = ETrue;}

    40     void DisableDebug() {iDebug = EFalse;}

    41 

    42     void PrintTree(const TUsbGenericDescriptor& aDesc,

    43                    TInt aDepth = 0);

    44 

    45     void PrintDescriptor(const TUsbDeviceDescriptor& aDeviceDesc,

    46                          TInt aVariant = 0,

    47                          RUsbDevice* aDevice = NULL);

    48 

    49     void PrintDescriptor(const TUsbConfigurationDescriptor& aConfigDesc,

    50                          TInt aVariant = 0,

    51                          RUsbDevice* aDevice = NULL);

    52 

    53     void PrintDescriptor(const TUsbEndpointDescriptor& aEndpointDesc,

    54                          TInt aVariant = 0,

    55                          RUsbDevice* aDevice = NULL);

    56 

    57     void PrintDescriptor(const TUsbStringDescriptor& aStringDesc,

    58                          TInt aVariant = 0,

    59                          RUsbDevice* aDevice = NULL);

    60 

    61     void PrintDescriptor(const TUsbInterfaceDescriptor& aInterfaceDesc,

    62                          TInt aVariant = 0,

    63                          RUsbDevice* aDevice = NULL);

    64 

    65 private:

    66     void SetLanguageToPrintL(RUsbDevice& aDevice);

    67 

    68     void PrintStringFromIndex(const TDesC& aFormatString,

    69                               TInt aIndex,

    70                               RUsbDevice* aDevice);

    71 

    72     TBool iDebug;

    73     };

    74 

    75 

    76 class CDevice : public CBase

    77     {

    78 public:

    79     static const TInt KMaxLun = 16;

    80 

    81 public:

    82     static CDevice* NewL();

    83     ~CDevice();

    84 private:

    85     void ConstructL();

    86     CDevice();

    87 

    88 public:

    89     TToken OpenDeviceL(TUint aDeviceHandle, RUsbHubDriver& aHub);

    90     void CloseDeviceL();

    91 

    92     void MountLogicalUnitsL();

    93     void DismountLogicalUnitsL();

    94     TToken DeviceToken() const {return iDeviceToken;};

    95     TUint DeviceHandle() const {return iDeviceHandle;};

    96 

    97     TLun DriveMap(TDriveMap& aDriveMap) const;

    98     TLun DeviceMap(TDeviceMap& aDeviceMap) const;

    99 

   100 

   101 private:

   102     TBool IsDeviceMassStorage(const TUsbInterfaceDescriptor& aInterfaceDesc,

   103                               const TUsbDeviceDescriptor& aDeviceDesc) const;

   104 

   105     TInt GetEndpointAddress(RUsbInterface& aUsbInterface,

   106                             TInt aInterfaceSetting,

   107                             TUint8 aTransferType,

   108                             TUint8 aDirection,

   109                             TInt& aEndpointAddress) const;

   110 

   111 

   112 

   113 private:

   114     RUsbDevice iUsbDevice;

   115     TUint iDeviceHandle;

   116 

   117     RUsbHostMsDevice iUsbHostMsDevice;

   118 

   119     TToken iDeviceToken;

   120     TLun iNumLuns;

   121 

   122     RExtFileSystem iExt;

   123 

   124     // index is mapped to LUN

   125     RArray<TDriveNumber> iLuList;

   126 

   127     THostMassStorageConfig iMsConfig;

   128 

   129     TUsbPrint iUsbPrint;

   130     };

   131 

   132 

   133 class CUsbMsMountManager : public CBase

   134     {

   135 public:

   136 	static CUsbMsMountManager* NewL();

   137 	~CUsbMsMountManager();

   138 private:

   139     void ConstructL();

   140 	CUsbMsMountManager();

   141 

   142 public:

   143     TInt DevicesNumber() const;

   144     void DriveMap(TDriveMap& aDriveMap) const;

   145     void DeviceMap(TInt aDeviceIndex, TDeviceMap& aDeviceMap) const;

   146 

   147 

   148 public:

   149     // adds new device entry for this device

   150     void AddDeviceL(CDevice* aDevice);

   151     // removes device entry for this device

   152     CDevice* RemoveDeviceL(TUint aDeviceHandle);

   153 

   154     void CloseAllDevicesL();

   155 

   156     // mounts all LUNs for the device

   157     void MountDeviceL(TUint aDeviceHandle);

   158     // dismount all LUNs for this device

   159     void DismountDeviceL(TUint aDeviceHandle);

   160     // dismount all LUNs

   161     void DismountL();

   162 

   163 private:

   164     TInt GetDeviceIndexL(TToken aDeviceToken) const;

   165     TInt GetHandleIndexL(TUint aDeviceHandle) const;

   166 

   167 private:

   168     RPointerArray<CDevice> iDeviceList;

   169     };

   170 

   171 

   172 inline TInt CUsbMsMountManager::DevicesNumber() const

   173     {

   174     return iDeviceList.Count();

   175     }

   176 

   177 #endif // CUSBMSMOUNTMANAGER_H
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