/*
* Copyright (c) 2003 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: Listens for smard card events
*
*/
// INCLUDE FILES
#include "Scard.h"
#include "ScardBase.h"
#include "ScardListener.h"
#include "ScardClsv.h"
#include "WimTrace.h"
// ============================ MEMBER FUNCTIONS ===============================
// -----------------------------------------------------------------------------
// C++ default constructor can NOT contain any code, that
// might leave.
// -----------------------------------------------------------------------------
//
EXPORT_C CScardListener::CScardListener( RScard* aScard )
: CActive( CActive::EPriorityStandard )
{
_WIMTRACE(_L("WIM|Scard|CScardListener::CScardListener|Begin"));
__ASSERT_ALWAYS( aScard, User::Panic( _L( "NULL pointer" ),
KErrArgument ) );
iScard = aScard;
CActiveScheduler::Add( this );
}
// Destructor
EXPORT_C CScardListener::~CScardListener()
{
_WIMTRACE(_L("WIM|Scard|CScardListener::~CScardListener|Begin"));
Cancel(); // Make sure we're cancelled
_WIMTRACE(_L("WIM|Scard|CScardListener::~CScardListener|End"));
}
// -----------------------------------------------------------------------------
// CScardListener::ListenCardEvents
// Start listening card events
// -----------------------------------------------------------------------------
//
EXPORT_C TInt CScardListener::ListenCardEvents(
const TScardReaderName& aReaderName )
{
_WIMTRACE(_L("WIM|Scard|CScardListener::ListenCardEvents|Begin"));
iReaderName.Copy( aReaderName );
TInt err = NotifyChange( iStatus, aReaderName );
SetActive();
return err;
}
// -----------------------------------------------------------------------------
// CScardListener::DoCancel
// Listening cancelled
// -----------------------------------------------------------------------------
//
EXPORT_C void CScardListener::DoCancel()
{
_WIMTRACE(_L("WIM|Scard|CScardListener::DoCancel|Begin"));
CancelNotifyChange(iReaderName );
}
// -----------------------------------------------------------------------------
// CScardListener::RunL
// Handle event we have got
// -----------------------------------------------------------------------------
//
EXPORT_C void CScardListener::RunL()
{
_WIMTRACE(_L("WIM|Scard|CScardListener::RunL|Begin"));
TScardServiceStatus event = (TScardServiceStatus) iStatus.Int();
//iStatus = KRequestPending;
//SetActive();
ProcessEvent( event );
_WIMTRACE(_L("WIM|Scard|CScardListener::RunL|END"));
}
// -----------------------------------------------------------------------------
// CScardListener::NotifyChange
// Send NotifyChange opcode to server
// -----------------------------------------------------------------------------
//
TInt CScardListener::NotifyChange(
TRequestStatus& aStatus,
const TScardReaderName& aFriendlyName )
{
_WIMTRACE(_L("WIM|Scard|CScardListener::NotifyChange|Begin"));
aStatus = KRequestPending;
iPckg = &aStatus;
//TPckgBuf<TRequestStatus*> pckg( &aStatus );
TIpcArgs args( &iPckg, &aFriendlyName );
iScard->SendReceive( EScardServerNotifyChange, args, aStatus );
return KErrNone;
}
// -----------------------------------------------------------------------------
// CScardListener::CancelNotifyChange
// Send CancelNotifyChange opcode to server
// -----------------------------------------------------------------------------
//
/*void CScardListener::CancelNotifyChange(
TRequestStatus& aStatus,
const TScardReaderName& aFriendlyName )
{
_WIMTRACE(_L("WIM|Scard|CScardListener::CancelNotifyChange|Begin"));
//TPckgBuf<TRequestStatus*> pckg( &aStatus );
iPckg = &aStatus;
TIpcArgs args( &iPckg, &aFriendlyName );
iScard->SendReceive( EScardServerCancelNotifyChange, args );
_WIMTRACE(_L("WIM|Scard|CScardListener::CancelNotifyChange|End"));
}*/
TInt CScardListener::CancelNotifyChange( const TScardReaderName& aFriendlyName )
{
_WIMTRACE(_L("WIM|Scard|CScardListener::CancelNotifyChange|Begin"));
//this parameter is not used in server side
//It will be useful if there is a multiple scard listener
//currently only wimserver is the scard listener, so by calling
//this function, the array of listener will be cleaned.
TIpcArgs args( &iPckg, &aFriendlyName );
return iScard->SendReceive( EScardServerCancelNotifyChange, args );
_WIMTRACE(_L("WIM|Scard|CScardListener::CancelNotifyChange|End"));
}
// End of File