upnp/upnpstack/controlpointbase/inc/upnpcpbembeddeddevicedescription.h
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     1 /** @file
       
     2 * Copyright (c) 2007-2007 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:  Declares simple device description process.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef C_CUPNPCPBEMBEDDEDDEVICEDESCRIPTION_H
       
    20 #define C_CUPNPCPBEMBEDDEDDEVICEDESCRIPTION_H
       
    21 
       
    22 // INCLUDES
       
    23 #include <e32base.h>
       
    24 
       
    25 #include "upnpcpbdevicedescription.h"
       
    26 
       
    27 // FORWARD DECLARATIONS
       
    28 class CUpnpDevice;
       
    29 class CUpnpContentHandlersController;
       
    30 class CUpnpCpbDeviceRepository;
       
    31 
       
    32 /**
       
    33  * Class handling discovery process of simple device.
       
    34  * It is checking only services of device. Subdevices are not processed.
       
    35  *
       
    36  * @lib controlpointbase.lib
       
    37  * @since S60 v5.0
       
    38  */
       
    39 NONSHARABLE_CLASS( CUpnpCpbEmbeddedDeviceDescription ) : public CUpnpCpbDeviceDescription
       
    40     {
       
    41     public:
       
    42     /**
       
    43      * Two-phased constructor
       
    44      * @since S60 v5.0
       
    45      */
       
    46     static CUpnpCpbEmbeddedDeviceDescription*
       
    47             CUpnpCpbEmbeddedDeviceDescription::NewL(MUpnpCpbHttpMessageController& aMessanger,
       
    48                                             CUpnpCpbDeviceRepository& aRepository);
       
    49 
       
    50     /**
       
    51      * Start processing device.
       
    52      *
       
    53      * @since S60 v5.0
       
    54      * @param aDevice Device that should be discovered
       
    55      * @return 0 - if discovery process is finished correctly
       
    56      *                 1 - if discovery was not finished correctly
       
    57      *                 2 - if discovery is in progress
       
    58      */
       
    59     TInt DiscoverDeviceL(CUpnpDevice* aDevice);
       
    60 
       
    61     /**
       
    62      * Function processing service description.
       
    63      *
       
    64      * @since S60 v5.0
       
    65      * @param aMsg Service message
       
    66      * @return 0 - if discovery process is finished correctly
       
    67      *                 1 - if discovery was not finished correctly
       
    68      *                 2 - if discovery is in progress
       
    69      */
       
    70     TInt ServiceDescriptionL(CUpnpHttpMessage* aMsg);
       
    71 
       
    72     /**
       
    73      * Append discovered devices to array
       
    74      *
       
    75      * @since S60 v5.0
       
    76      * @param aArray array where devices should be appended
       
    77      */
       
    78     void GetDiscoveredDeviceL(RPointerArray<CUpnpDevice>& aArray, TBool aRemove = EFalse );
       
    79 
       
    80     /**
       
    81      * Append not discovered (does not match the type) devices to array
       
    82      *
       
    83      * @since S60 v5.0
       
    84      * @param aArray array where devices should be appended
       
    85      */
       
    86     void GetUnnededDeviceL(RPointerArray<CUpnpDevice>& aArray, TBool aRemove = EFalse );
       
    87 
       
    88     /**
       
    89      * Append discovered but not metching target types devices to array
       
    90      *
       
    91      * @since S60 v5.0
       
    92      * @param aArray array where devices should be appended
       
    93      */
       
    94     void GetUninterestingDeviceL(RPointerArray<CUpnpDevice>& aArray, TBool aRemove = EFalse );
       
    95 
       
    96     /**
       
    97      * Destructor
       
    98      * @since S60 v5.0
       
    99      */
       
   100     ~CUpnpCpbEmbeddedDeviceDescription();
       
   101 
       
   102     private:
       
   103     /**
       
   104      * Constructor
       
   105      * @since S60 v5.0
       
   106      */
       
   107     CUpnpCpbEmbeddedDeviceDescription(MUpnpCpbHttpMessageController& aMessanger,
       
   108                                             CUpnpCpbDeviceRepository& aRepository);
       
   109 
       
   110     /**
       
   111      * Parses service description and add it to device
       
   112      *
       
   113      * @since S60 v5.0
       
   114      * @param aMsg Service message
       
   115      * @return 0 - if discovery process is finished correctly
       
   116      *                 1 - if discovery was not finished correctly
       
   117      *                 2 - if discovery is in progress
       
   118      */
       
   119     TInt ProcessServiceDescriptionL(CUpnpDevice* aDevice, CUpnpHttpMessage* aMsg);
       
   120 
       
   121     /**
       
   122      * Second phase constructor
       
   123      * @since S60 v5.0
       
   124      */
       
   125     void ConstructL();
       
   126 
       
   127     /**
       
   128      * Build interesting device list
       
   129      * @since S60 v5.0
       
   130      * @param aDevice Target device
       
   131      */
       
   132     void BuildDevicesListL(CUpnpDevice* aDevice);
       
   133 
       
   134     /**
       
   135      * Get first service description
       
   136      * @since S60 v5.0
       
   137      * @param aDevice Target device
       
   138      */
       
   139     void GetServiceDescriptionL(CUpnpDevice* aDevice);
       
   140 
       
   141     /**
       
   142      * Get currently processed device, if it is inclomplete one.
       
   143      *
       
   144      * @since S60 v5.0
       
   145      * @return Pointer to processed device
       
   146      */
       
   147     CUpnpDevice* GetIncompliteRootDevice();
       
   148 
       
   149     /**
       
   150      * Build result list
       
   151      * @since S60 v5.0
       
   152      * @param aDevice Target device
       
   153      * @return TRUE if device is discovered correctly
       
   154      */
       
   155     TBool CUpnpCpbEmbeddedDeviceDescription::BuildResultListsL(CUpnpDevice* aDevice);
       
   156 
       
   157     /**
       
   158      * Count result and create Uuids
       
   159      * @since S60 v5.0
       
   160      */
       
   161     void CreateUuidsL();
       
   162 
       
   163     private:
       
   164     // List with discovered devices (only device that match target types)
       
   165     RPointerArray<CUpnpDevice> iDiscoveredDevices;
       
   166     // List with all devices in current target
       
   167     RPointerArray<CUpnpDevice> iAllDevicesInRoot;
       
   168     // List with devices not needed for correct discovery
       
   169     // (not matching type and not being subdevice)
       
   170     RPointerArray<CUpnpDevice> iNotNeededDevices;
       
   171     };
       
   172 
       
   173 #endif // C_CUPNPCPBEMBEDDEDDEVICEDESCRIPTION_H