1 /*

     2 * Copyright (c) 2003 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:  Registry of smart card resources

    15 *

    16 */

    17 

    18 

    19 

    20 // INCLUDE FILES

    21 #include    "ScardResourceRegistry.h"

    22 #include    "ScardServer.h"

    23 #include    "WimTrace.h"

    24 

    25 // ============================ MEMBER FUNCTIONS ===============================

    26 

    27 // -----------------------------------------------------------------------------

    28 // CScardResourceRegistry::CScardResourceRegistry

    29 // C++ default constructor can NOT contain any code, that

    30 // might leave.

    31 // -----------------------------------------------------------------------------

    32 //

    33 CScardResourceRegistry::CScardResourceRegistry()

    34     : iServer( NULL )

    35     {

    36     _WIMTRACE(_L("WIM|Scard|CScardResourceRegistry::CScardResourceRegistry|Begin"));

    37     }

    38 

    39 // -----------------------------------------------------------------------------

    40 // CScardResourceRegistry::ConstructL

    41 // Symbian 2nd phase constructor can leave.

    42 // -----------------------------------------------------------------------------

    43 //

    44 void CScardResourceRegistry::ConstructL( CScardServer* aServer )

    45     {

    46     _WIMTRACE(_L("WIM|Scard|CScardResourceRegistry::ConstructL|Begin"));

    47     iServer = aServer;

    48     }

    49 

    50 // -----------------------------------------------------------------------------

    51 // CScardResourceRegistry::NewL

    52 // Two-phased constructor.

    53 // -----------------------------------------------------------------------------

    54 //

    55 CScardResourceRegistry* CScardResourceRegistry::NewL( CScardServer* aServer )

    56     {

    57     _WIMTRACE(_L("WIM|Scard|CScardResourceRegistry::NewL|Begin"));

    58     CScardResourceRegistry* self = new( ELeave ) CScardResourceRegistry;

    59     

    60     CleanupStack::PushL( self );

    61     self->ConstructL( aServer );

    62     CleanupStack::Pop( self );

    63 

    64     return self;

    65     }

    66 

    67     

    68 // Destructor

    69 CScardResourceRegistry::~CScardResourceRegistry()

    70     {

    71     _WIMTRACE(_L("WIM|Scard|CScardResourceRegistry::~CScardResourceRegistry|Begin"));

    72     }

    73 

    74 

    75 // -----------------------------------------------------------------------------

    76 // CScardResourceRegistry::CardEventL

    77 // If a card is inserted / removed, we need to update the list of cards in use

    78 // -----------------------------------------------------------------------------

    79 //

    80 void CScardResourceRegistry::CardEvent(

    81     const TScardServiceStatus aEvent, 

    82     const TReaderID aReaderID )

    83     {

    84     _WIMTRACE(_L("WIM|Scard|CScardResourceRegistry::CardEventL|Begin"));

    85     //  First get the access controller for the reader

    86     CScardAccessControl* control = iServer->FindAccessControl( aReaderID );

    87 

    88     // Due to asynchronity, some readers may have closed before the events 

    89     // are processed

    90     if ( !control )

    91         {

    92         return;

    93         }

    94 

    95     //  Then the actual reader

    96     MScardReader* reader = control->Reader();

    97     __ASSERT_ALWAYS( reader, User::Panic( _L( "Unknown reader" ), 

    98         KScServerPanicBadRequest ) );

    99 

   100     switch ( aEvent )

   101         {

   102         case EScardRemoved: // Flow through 

   103         case EReaderRemoved:

   104             {

   105             TScardATR atr;

   106 

   107             //  Inform the sessions attached to the reader

   108             control->CardEvent( aEvent, atr );

   109 

   110             break;

   111             }

   112         case EScardInserted:

   113             {

   114             //  A new card was inserted, so get the atr bytes

   115             TScardATR atr;

   116             TInt err = reader->GetATR( atr );

   117             if ( !err )

   118                 {

   119                 }

   120             //  Inform sessions

   121             control->CardEvent( aEvent, atr );

   122             break;

   123             }

   124         default:

   125             break;

   126         }

   127     }

   128 

   129 //  End of File