--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/harvester/monitorplugins/mmcplugin/src/mmcusbao.cpp Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,266 @@
+/*
+* Copyright (c) 2007-2009 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: Monitors Usb insertions and removals.*
+*/
+
+
+#include <usbmsshared.h>
+
+#include "harvesterlog.h"
+#include "harvestercommon.h"
+#include "mmcusbao.h"
+#include "mmcmonitorplugin.h"
+
+CMMCUsbAO* CMMCUsbAO::NewL()
+ {
+ WRITELOG( "CMMCUsbAO::NewL" );
+
+ CMMCUsbAO* self = new (ELeave) CMMCUsbAO();
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+CMMCUsbAO::CMMCUsbAO() : CActive( KHarvesterPriorityMonitorPlugin ), iObserver( NULL )
+ {
+ iDrive = 0;
+ iMassStorageMode = EFalse;
+ }
+
+void CMMCUsbAO::ConstructL()
+ {
+ WRITELOG( "CMMCUsbAO::ConstructL" );
+
+ CActiveScheduler::Add( this );
+
+ User::LeaveIfError( iFs.Connect() );
+
+ User::LeaveIfError( iDriveState.Attach(
+ KUsbMsDriveState_Category, EUsbMsDriveState_DriveStatus ) );
+ }
+
+CMMCUsbAO::~CMMCUsbAO()
+ {
+ WRITELOG( "CMMCUsbAO::~CMMCUsbAO" );
+ StopMonitoring();
+ }
+
+TBool CMMCUsbAO::StartMonitoring( MMMCMonitorObserver& aObserver )
+ {
+ WRITELOG( "CMMCUsbAO::StartMonitoring" );
+
+ iObserver = &aObserver;
+
+ return Resume();
+ }
+
+void CMMCUsbAO::StartNotify()
+ {
+ WRITELOG( "CMMCUsbAO::StartNotify" );
+ iDriveState.Subscribe( iStatus );
+ SetActive();
+ }
+
+TBool CMMCUsbAO::StopMonitoring()
+ {
+ WRITELOG( "CMMCUsbAO::StopNotify" );
+
+ return Pause();
+ }
+
+TBool CMMCUsbAO::Resume()
+ {
+ WRITELOG( "CMMCUsbAO::Resume" );
+
+ StartNotify();
+
+ return ETrue;
+ }
+
+TBool CMMCUsbAO::Pause()
+ {
+ WRITELOG( "CMMCUsbAO::Pause" );
+
+ Cancel();
+ iDriveState.Close();
+ iFs.Close();
+
+ return ETrue;
+ }
+
+void CMMCUsbAO::RunL()
+ {
+ WRITELOG1( "CMMCUsbAO::RunL iStatus: %d", iStatus.Int() );
+
+ // check if change to pc-suite mode
+ if ( iStatus.Int() == KErrNotFound )
+ {
+ TChar chr;
+ RFs::DriveToChar( iDrive, chr );
+ iObserver->MountEvent( chr, MediaID(iDrive), EMounted );
+ iMassStorageMode = EFalse;
+ StartNotify();
+ return;
+ }
+ else
+ {
+ User::LeaveIfError( iStatus.Int() );
+ }
+
+ TUsbMsDrivesStatus allDrivesStatus;
+ const TInt err = iDriveState.Get( allDrivesStatus );
+
+ if ( err == KErrNone )
+ {
+ WRITELOG1( "CMMCUsbAO::RunL - allDrivesStatus.Length(): %d", allDrivesStatus.Length() );
+ const TInt count = allDrivesStatus.Length()/2;
+ for ( TInt i = 0; i < count; i++ )
+ {
+ TInt driveNumber = allDrivesStatus[2*i];
+ TInt driveStatus = allDrivesStatus[2*i+1];
+ TChar driveChar;
+ RFs::DriveToChar( driveNumber, driveChar );
+#ifdef _DEBUG
+ TFileName* fn = new (ELeave) TFileName( driveChar );
+ _LIT( KIndicator, ":" );
+ fn->Append( KIndicator );
+ WRITELOG1( "CMMCUsbAO::RunL - drive letter: %S", fn );
+ PrintDriveStatus( driveStatus );
+ delete fn;
+ fn = NULL;
+#endif
+ switch( driveStatus )
+ {
+ case EUsbMsDriveState_Connected:
+ {
+ if ( iMassStorageMode )
+ {
+ break;
+ }
+ iObserver->MountEvent( driveChar, MediaID(driveNumber), EDismounted );
+ iMassStorageMode = ETrue;
+ iDrive = driveNumber;
+ }
+ break;
+
+ case EUsbMsDriveState_Removed:
+ {
+ iObserver->MountEvent( driveChar, MediaID(driveNumber), EMounted );
+ iMassStorageMode = EFalse;
+ }
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+ else
+ {
+ WRITELOG1( "CMMCUsbAO::RunL - drive state error %d", err );
+ }
+
+ StartNotify();
+ }
+
+#ifdef _DEBUG
+TInt CMMCUsbAO::RunError( TInt aError )
+#else
+TInt CMMCUsbAO::RunError( TInt )
+#endif
+ {
+ WRITELOG1( "CMMCUsbAO::RunError with error code: %d", aError );
+
+ StartNotify();
+ return KErrNone;
+ }
+
+void CMMCUsbAO::DoCancel()
+ {
+ WRITELOG( "CMMCUsbAO::DoCancel" );
+
+ iDriveState.Cancel();
+ }
+
+TUint32 CMMCUsbAO::MediaID( TInt aDrive )
+ {
+ TUint32 uid = 0;
+ TVolumeInfo* vi = NULL;
+ vi = new TVolumeInfo;
+ if ( !vi )
+ {
+ return uid;
+ }
+
+ const TInt err = iFs.Volume( *vi, aDrive );
+ if ( err == KErrNone )
+ {
+ uid = vi->iUniqueID;
+ }
+
+ delete vi;
+ vi = NULL;
+
+ return uid;
+ }
+
+#ifdef _DEBUG
+void CMMCUsbAO::PrintDriveStatus( TInt aStatus )
+ {
+ switch( aStatus )
+ {
+ case EUsbMsDriveState_Disconnected:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Disconnected" );
+ break;
+
+ case EUsbMsDriveState_Connecting:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Connecting" );
+ break;
+
+ case EUsbMsDriveState_Connected:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Connected" );
+ break;
+
+ case EUsbMsDriveState_Disconnecting:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Disconnecting" );
+ break;
+
+ case EUsbMsDriveState_Active:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Active" );
+ break;
+
+ case EUsbMsDriveState_Locked:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Locked" );
+ break;
+
+ case EUsbMsDriveState_MediaNotPresent:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_MediaNotPresent" );
+ break;
+
+ case EUsbMsDriveState_Removed:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Removed" );
+ break;
+
+ case EUsbMsDriveState_Error:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: EUsbMsDriveState_Error" );
+ break;
+
+ default:
+ WRITELOG( "CMMCUsbAO::RunL - drive status: Unknown" );
+ break;
+ }
+ }
+
+#endif