--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/src/cusbstatehosthandle.cpp Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,606 @@
+/*
+* Copyright (c) 2008-2009 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: Implementation
+ *
+*/
+
+
+#include <usbuinotif.h>
+
+#include "cusbstatehosthandle.h"
+#ifndef STIF
+#include "cusbnotifmanager.h"
+#else
+#include "mockcusbnotifmanager.h"
+#endif
+
+#include "errors.h"
+#include "debug.h"
+#include "panic.h"
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CUsbStateHostHandle::CUsbStateHostHandle(CUsbOtgWatcher* aWatcher) :
+ CUsbState(aWatcher)
+ {
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CUsbStateHostHandle* CUsbStateHostHandle::NewL(CUsbOtgWatcher* aWatcher)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAHost::NewL" ) );
+
+ CUsbStateHostHandle* self = new (ELeave) CUsbStateHostHandle(aWatcher);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::ConstructL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::ConstructL" ) );
+
+ iTooMuchPowerTimer = CUsbTimer::NewL(this, ETooMuchPowerRequiredTimer);
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CUsbStateHostHandle::~CUsbStateHostHandle()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::~CUsbStateHostHandle" ) );
+
+ delete iTooMuchPowerTimer;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+TUsbStateIds CUsbStateHostHandle::Id()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::Id" ) );
+
+ return EUsbStateHostHandle;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::JustAdvancedToThisStateL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::JustAdvancedToThisStateL" ) );
+ iWatcher->PrintStateToLog();
+
+ DoHandleL();
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::JustBeforeLeavingThisStateL()
+ {
+ iTooMuchPowerTimer->Cancel();
+ iWatcher->NotifManager()->CloseAllNotifiers();
+ }
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::SetWhat(TInt aWhat)
+ {
+ iWhat = aWhat;
+ }
+
+// this means only one wait notifier at a time can be shown by this state
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::WaitNotifierCompletedL(TInt /*aFeedback*/)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL" ) );
+ switch (iWhat)
+ {
+ case EUsbWatcherErrDriversNotFound:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL DriversNotFound" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherHubsNotSupported:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherHubsNotSupported" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherErrDeviceRequiresTooMuchPower:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherErrDeviceRequiresTooMuchPower" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherErrUnsupportedDevice:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherErrUnsupportedDevice" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherConnectedToOTG:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherConnectedToOTG" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherErrDandlingCable:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherErrDandlingCable" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherNoActivity:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherNoActivity" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherErrorInConnection:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherErrorInConnection" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ case EUsbWatcherCanNotStartUsbServices:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL EUsbWatcherCanNotStartUsbServices" ) );
+
+ break;
+ }
+ // errors from observers mapped to one
+ case EUsbWatcherIdPinError:
+ case EUsbWatcherVBusObserverError:
+ case EUsbWatcherHostEventNotificationError:
+ case EUsbWatcherOtgStateError:
+ case EUsbWatcherMessageNotificationError:
+ {
+ // try to restore
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL Error in observer" ) );
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ break;
+ }
+ default:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL Unexpected situation to be handled" ) );
+ Panic(EUnexpectedSituationToHandle);
+ break;
+ }
+
+ }
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DoHandleL()
+ {
+ FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL iWhat = %d" ), iWhat));
+
+ if (iTooMuchPowerTimer)
+ iTooMuchPowerTimer->Cancel();
+
+ switch (iWhat)
+ {
+ case EUsbWatcherErrDriversNotFound:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL DriversNotFound" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgUnsupportedDevice, this);
+
+ break;
+ }
+ case EUsbWatcherHubsNotSupported:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherHubsNotSupported" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgHubUnsupported, this);
+ break;
+ }
+ case EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration" ) );
+
+ iTooMuchPowerTimer->After(KTimeTooMuchPowerRequired);
+ break;
+ }
+ case EUsbWatcherErrDeviceRequiresTooMuchPower:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherErrDeviceRequiresTooMuchPower" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgTooMuchPower, this);
+ break;
+ }
+ case EUsbWatcherErrUnsupportedDevice:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherErrUnsupportedDevice" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgUnsupportedDevice, this);
+ break;
+ }
+ case EUsbWatcherConnectedToOTG:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherConnectedToOTG" ) );
+
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgUnsupportedDevice, this);
+ break;
+ }
+ case EUsbWatcherErrDandlingCable:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherErrDandlingCable" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgErrorAttachTimedOut, this);
+ break;
+ }
+ case EUsbWatcherNoActivity:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherNoActivity" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgUnsupportedDevice, this);
+
+ break;
+ }
+ case EUsbWatcherErrorInConnection:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherErrorInConnection" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgErrorInConnection, this);
+ break;
+ }
+ case EUsbWatcherCanNotStartUsbServices:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL EUsbWatcherCanNotStartUsbServices" ) );
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgErrorInConnection, this);
+ break;
+ }
+ // errors from observers mapped to one
+ case EUsbWatcherIdPinError:
+ case EUsbWatcherVBusObserverError:
+ case EUsbWatcherHostEventNotificationError:
+ case EUsbWatcherOtgStateError:
+ case EUsbWatcherMessageNotificationError:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DoHandleL Error from observer" ) );
+ // Ignore any errors when calling BusDrop(). Those indicate that VBus already dropped
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgErrorInConnection, this);
+ break;
+ }
+ default:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::WaitNotifierCompletedL Unexpected situation to be handled" ) );
+ Panic(EUnexpectedSituationToHandle);
+ break;
+ }
+ }
+ }
+
+/////////////////////////////////////////////////////////////////////////////////////
+// just ignore all the events
+// From VBus observer
+void CUsbStateHostHandle::VBusDownL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::VBusDownL" ) );
+ }
+
+// From OTG state observer
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::AIdleL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::AIdleL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::AHostL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::AHostL" ) );
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::APeripheralL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::APeripheralL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::AVBusErrorL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::AVBusErrorL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BIdleL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BIdleL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BPeripheralL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BPeripheralL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BHostL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BHostL" ) );
+
+ }
+
+// From bus activity observer
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BusIdleL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BusIdleL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BusActiveL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BusActiveL" ) );
+
+ }
+
+// From Host Event notification observer
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DeviceAttachedL(
+ TDeviceEventInformation aDevEventInfo)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DeviceAttachedL" ) );
+
+ if (iTooMuchPowerTimer->IsActive())
+ {
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ iWatcher->DeviceAttachedL(aDevEventInfo);
+ }
+ else
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DeviceAttachedL Unexpected situation" ) );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DeviceDetachedL(TDeviceEventInformation)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DeviceDetachedL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DriverLoadSuccessL(TDeviceEventInformation)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbState::DriverLoadSuccessL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DriverLoadPartialSuccessL(TDeviceEventInformation)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbState::DriverLoadPartialSuccessL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::DriverLoadFailureL(TDeviceEventInformation)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbState::DriverLoadFailureL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::BadHubPositionL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::BadHubPositionL" ) );
+
+ if (iTooMuchPowerTimer->IsActive())
+ {
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ iWatcher->BadHubPositionL();
+ }
+ else
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::DeviceAttachedL Unexpected situation" ) );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::VBusErrorL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::VBusErrorL" ) );
+
+ iWatcher->Usb().BusClearError();
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::VBusErrorL Unexpected situation" ) );
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::MessageNotificationReceivedL(TInt)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::MessageNotificationReceivedL" ) );
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::SrpReceivedL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::SrpReceivedL" ) );
+
+ if (CUsbVBusObserver::EVBusUp != iWatcher->VBusObserver()->VBus())
+ {
+ TInt err = iWatcher->Usb().BusRespondSrp();
+ if (KErrNone != err)
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::SrpReceivedL BusRespondSrp error" ) );
+ iWatcher->HandleHostProblemL(EUsbWatcherErrorInConnection);
+ }
+ else
+ {
+ ChangeHostStateL(EUsbStateHostAInitiate);
+ }
+ }
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::SessionRequestedL()
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::SessionRequestedL" ) );
+
+ }
+
+// From TimerObserver
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CUsbStateHostHandle::TimerElapsedL(TUsbTimerId aTimerId)
+ {
+ switch (aTimerId)
+ {
+ case ETooMuchPowerRequiredTimer:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::TimerElapsedL - ETooMuchPowerRequiredTimer" ) );
+ iWatcher->Usb().BusDrop();
+ iWatcher->NotifManager()->ShowIndicatorL(EFalse);
+ iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgError,
+ EUsbOtgTooMuchPowerRequired, this);
+ break;
+ }
+ default:
+ {
+ FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostHandle::TimerElapsedL - Unknown timer" ) );
+ Panic(EWrongTimerId);
+ }
+ }
+ }