author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 18 Aug 2010 10:48:20 +0300 | |
changeset 75 | 809df41c314e |
parent 35 | 9d8b04ca6939 |
child 81 | 842c592edba7 |
permissions | -rw-r--r-- |
35 | 1 |
/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Implementation |
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* |
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*/ |
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#include <usbpersonalityids.h> |
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#include <usbuinotif.h> |
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#include <UsbWatcherInternalPSKeys.h> |
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#include "cusbotgwatcher.h" |
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#include "cusbstate.h" |
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#include "cusbstatehostainitiate.h" |
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#include "cusbstatehostahost.h" |
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#include "cusbstatehostaperipheral.h" |
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#include "cusbstatehosthandle.h" |
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#include "cusbstatehostdelayhandle.h" |
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#include "cusbstatehostdelayattachedhandle.h" |
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#include "cusbstatehostdelaynotattachedhandle.h" |
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#include "cusbstatehosthandledropping.h" |
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#include "cusbstatehostundefined.h" |
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#include "cusbwarningnotifier.h" |
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#ifndef STIF |
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#include "cusbnotifmanager.h" |
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#else |
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#include "mockcusbnotifmanager.h" |
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#endif |
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#include "errors.h" |
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#include "debug.h" |
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#include "panic.h" |
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_LIT_SECURITY_POLICY_PASS( KAlwaysPassPolicy ); |
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_LIT_SECURITY_POLICY_C1( KLocalServicesPolicy, ECapabilityLocalServices ); |
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||
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CUsbOtgWatcher::CUsbOtgWatcher(RUsb& aUsbMan) : |
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iUsb(aUsbMan), iPersonalityId(KUsbPersonalityIdMTP), iUsbServiceRequest( |
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CUsbServiceControl::ERequestUndefined) |
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{ |
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LOG_FUNC |
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} |
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||
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::ConstructL() |
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{ |
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LOG_FUNC |
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#ifdef _DEBUG |
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SelfTestL(); |
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#endif |
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#ifndef STIF |
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LEAVEIFERROR(RProperty::Define(KPSUidUsbWatcher, |
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KUsbWatcherIsPeripheralConnected, RProperty::EInt, |
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KAlwaysPassPolicy, KLocalServicesPolicy)); |
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LEAVEIFERROR(RProperty::Set(KPSUidUsbWatcher, |
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KUsbWatcherIsPeripheralConnected, |
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KUsbWatcherPeripheralIsNotConnected)); |
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#endif |
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iUsbServiceControl = CUsbServiceControl::NewL(*this, iUsb); |
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LEAVEIFERROR(iStates.Append(CUsbStateHostUndefined::NewL(*this))); |
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LEAVEIFERROR(iStates.Append(CUsbStateHostAInitiate::NewL(*this))); |
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LEAVEIFERROR(iStates.Append(CUsbStateHostAHost::NewL(*this))); |
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LEAVEIFERROR(iStates.Append(CUsbStateHostAPeripheral::NewL(*this))); |
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LEAVEIFERROR(iStates.Append(CUsbStateHostDelayAttachedHandle::NewL( |
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*this))); |
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LEAVEIFERROR(iStates.Append( |
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CUsbStateHostDelayNotAttachedHandle::NewL(*this))); |
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LEAVEIFERROR(iStates.Append( |
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CUsbStateHostHandleDropping::NewL(*this))); |
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iIdPinObserver = CUsbIdPinObserver::NewL(); |
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iVBusObserver = CUsbVBusObserver::NewL(); |
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iOtgStateObserver = CUsbOtgStateObserver::NewL(); |
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iBusActivityObserver = CUsbBusActivityObserver::NewL(); |
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iHostEventNotificationObserver = CUsbHostEventNotificationObserver::NewL( |
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&iUsb); |
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iMessageNotificationObserver = CUsbMessageNotificationObserver::NewL( |
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&iUsb); |
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iHostState = iStates[EUsbStateHostUndefined]; |
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// Notif manager must be created at least after VBus observer and iHostState initialization |
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// to allow USb indicator subscribe to its notifications at construction and check their's current states |
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iNotifManager = CUsbNotifManager::NewL(*this); |
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iVBusObserver->SubscribeL(*this); |
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iOtgStateObserver->SubscribeL(*this); |
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iBusActivityObserver->SubscribeL(*this); |
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iHostEventNotificationObserver->SubscribeL(*this); |
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iMessageNotificationObserver->SubscribeL(*this); |
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iIdPinObserver->SubscribeL(*this); |
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if (CUsbIdPinObserver::EIdPinOn == iIdPinObserver->IdPin()) |
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{ |
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StartSessionL(); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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EXPORT_C TBool CUsbOtgWatcher::IsDeviceA() |
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{ |
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ASSERT_PANIC(iIdPinObserver != NULL, EIdPinObserverNULLPointer); |
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return (iIdPinObserver->IdPin() == CUsbIdPinObserver::EIdPinOn |
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? ETrue |
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: EFalse); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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EXPORT_C CUsbOtgWatcher* CUsbOtgWatcher::NewL(RUsb& aUsbMan) |
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{ |
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LOG_FUNC |
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CUsbOtgWatcher* self = new (ELeave) CUsbOtgWatcher(aUsbMan); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CUsbOtgWatcher::~CUsbOtgWatcher() |
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{ |
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LOG_FUNC |
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#ifndef STIF |
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RProperty::Delete(KPSUidUsbWatcher, KUsbWatcherIsPeripheralConnected); |
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#endif |
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// delete Notif manager before VBus observer, due to USB indicator observes VBus |
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delete iNotifManager; |
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if (iIdPinObserver) |
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{ |
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TRAP_IGNORE(iIdPinObserver->UnsubscribeL(*this)); |
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} |
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if (iVBusObserver) |
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{ |
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TRAP_IGNORE(iVBusObserver->UnsubscribeL(*this)); |
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} |
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if (iOtgStateObserver) |
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{ |
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TRAP_IGNORE(iOtgStateObserver->UnsubscribeL(*this)); |
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} |
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if (iBusActivityObserver) |
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{ |
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TRAP_IGNORE(iBusActivityObserver->UnsubscribeL(*this)); |
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} |
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if (iHostEventNotificationObserver) |
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{ |
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TRAP_IGNORE(iHostEventNotificationObserver->UnsubscribeL(*this)); |
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} |
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if (iMessageNotificationObserver) |
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{ |
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TRAP_IGNORE(iMessageNotificationObserver->UnsubscribeL(*this)); |
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} |
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delete iIdPinObserver; |
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delete iVBusObserver; |
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delete iOtgStateObserver; |
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delete iBusActivityObserver; |
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delete iHostEventNotificationObserver; |
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delete iMessageNotificationObserver; |
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iOtgStateObservers.Close(); |
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// Destroy states |
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iStates.ResetAndDestroy(); |
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iStates.Close(); |
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delete iUsbServiceControl; |
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iUsb.Close(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::SetPersonalityL(TRequestStatus& /*aStatus*/, |
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TInt aPersonality) |
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{ |
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LOG_FUNC |
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LOG1( "aPersonality = %d" , aPersonality); |
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// watcher keeps this value, no need to pass it to request object |
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// state can read it from watcher when needed |
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iPersonalityId = aPersonality; |
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// more complex processing has to be here, remember aStatus, etc. |
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// pass the request to device state machine |
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iState->SetPersonalityL(); |
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// the request is not passed to host state machine due to host ignores SetPersonality |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::CancelSetPersonalityL() |
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{ |
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LOG_FUNC |
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iState->CancelSetPersonalityL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::SetPreviousPersonalityL(TRequestStatus& /*aStatus*/) |
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{ |
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LOG_FUNC |
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// maybe more complex processing needed here |
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iState->SetPreviousPersonalityL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::SetPreviousPersonalityL() |
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{ |
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LOG_FUNC |
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iState->SetPreviousPersonalityL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::CancelSetPreviousPersonalityL() |
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{ |
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LOG_FUNC |
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iState->CancelSetPreviousPersonalityL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::SetPreviousPreviousPersonalityOnDisconnectL() |
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{ |
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LOG_FUNC |
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} |
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// From IdPin observer |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::StartSessionL() |
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{ |
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LOG_FUNC |
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if (!CanStartSessionL()) |
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{ |
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HandleHostProblemL(EUsbWatcherCanNotStartSession, |
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EUsbStateHostHandleDropping); |
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return; |
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} |
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iUsbServiceRequest = CUsbServiceControl::EStartUsbService; |
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TInt err = iUsbServiceControl->StartL(iPersonalityId); |
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if (KErrNone != err) |
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{ |
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LOG1( "Can not start usb services. err = %d" , err); |
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HandleHostProblemL(EUsbWatcherCanNotStartUsbServices, |
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EUsbStateHostHandleDropping); |
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return; |
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} |
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// call back from iUsbServiceControl->Start(iPersonalityId) call is UsbServiceControlReqCompletedL(TInt aError) |
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// so, continue there if everything is OK |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::HandleHostProblemL(TInt aWhatKindOf, |
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TUsbStateIds aInState) |
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{ |
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LOG_FUNC |
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HostHandle(aInState)->SetWhat(aWhatKindOf); |
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ChangeHostStateL(aInState); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::IdPinOnL() |
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{ |
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LOG_FUNC |
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StartSessionL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::IdPinOffL() |
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{ |
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LOG_FUNC |
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ChangeHostStateL(EUsbStateHostUndefined); |
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iNotifManager->CloseAllNotifiers(); |
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Usb().DisableFunctionDriverLoading(); |
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iUsbServiceRequest = CUsbServiceControl::EStopUsbService; |
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TInt err = iUsbServiceControl->StopL(); |
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LOG1( "iUsbServiceControl->Stop() err = %d", err ); |
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if (KErrNone != err) |
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{ |
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LOG( "ErrorStoppingUsbServices" ); |
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PANIC(ECanNotStopUsbServices); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::IdPinErrorL(TInt aError) |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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HandleHostProblemL(EUsbWatcherIdPinError, EUsbStateHostHandleDropping); |
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} |
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// From VBus observer |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::VBusDownL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->VBusDownL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::VBusUpL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->VBusUpL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::VBusObserverErrorL(TInt aError) |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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HandleHostProblemL(EUsbWatcherVBusObserverError, |
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EUsbStateHostHandleDropping); |
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} |
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// From OTG state observer |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::AIdleL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->AIdleL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::AHostL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->AHostL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::APeripheralL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->APeripheralL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::AVBusErrorL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->AVBusErrorL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
|
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// |
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void CUsbOtgWatcher::BIdleL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->BIdleL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbOtgWatcher::BPeripheralL() |
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{ |
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ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->BPeripheralL(); |
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} |
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467 |
// --------------------------------------------------------------------------- |
|
468 |
// |
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469 |
// --------------------------------------------------------------------------- |
|
470 |
// |
|
471 |
void CUsbOtgWatcher::BHostL() |
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472 |
{ |
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473 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->BHostL(); |
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475 |
} |
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476 |
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477 |
// --------------------------------------------------------------------------- |
|
478 |
// |
|
479 |
// --------------------------------------------------------------------------- |
|
480 |
// |
|
481 |
void CUsbOtgWatcher::OtgStateErrorL(TInt aError) |
|
482 |
{ |
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483 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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HandleHostProblemL(EUsbWatcherOtgStateError, EUsbStateHostHandleDropping); |
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} |
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486 |
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// From bus activity observer |
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488 |
// --------------------------------------------------------------------------- |
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// |
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490 |
// --------------------------------------------------------------------------- |
|
491 |
// |
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492 |
void CUsbOtgWatcher::BusIdleL() |
|
493 |
{ |
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494 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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iHostState->BusIdleL(); |
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} |
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||
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// --------------------------------------------------------------------------- |
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// |
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500 |
// --------------------------------------------------------------------------- |
|
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// |
|
502 |
void CUsbOtgWatcher::BusActiveL() |
|
503 |
{ |
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504 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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505 |
iHostState->BusActiveL(); |
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506 |
} |
|
507 |
||
508 |
// --------------------------------------------------------------------------- |
|
509 |
// |
|
510 |
// --------------------------------------------------------------------------- |
|
511 |
// |
|
512 |
void CUsbOtgWatcher::BusActivityErrorL(TInt aError) |
|
513 |
{ |
|
514 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
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515 |
// no action, continue |
|
516 |
} |
|
517 |
||
518 |
// From Host Event notification observer |
|
519 |
// --------------------------------------------------------------------------- |
|
520 |
// |
|
521 |
// --------------------------------------------------------------------------- |
|
522 |
// |
|
523 |
void CUsbOtgWatcher::DeviceAttachedL(TDeviceEventInformation aTdi) |
|
524 |
{ |
|
525 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
526 |
iHostState->DeviceAttachedL(aTdi); |
|
527 |
} |
|
528 |
||
529 |
// --------------------------------------------------------------------------- |
|
530 |
// |
|
531 |
// --------------------------------------------------------------------------- |
|
532 |
// |
|
533 |
void CUsbOtgWatcher::DeviceDetachedL(TDeviceEventInformation aTdi) |
|
534 |
{ |
|
535 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
536 |
iHostState->DeviceDetachedL(aTdi); |
|
537 |
} |
|
538 |
||
539 |
// --------------------------------------------------------------------------- |
|
540 |
// |
|
541 |
// --------------------------------------------------------------------------- |
|
542 |
// |
|
543 |
void CUsbOtgWatcher::DriverLoadSuccessL(TDeviceEventInformation aTdi) |
|
544 |
{ |
|
545 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
546 |
iHostState->DriverLoadSuccessL(aTdi); |
|
547 |
} |
|
548 |
||
549 |
// --------------------------------------------------------------------------- |
|
550 |
// |
|
551 |
// --------------------------------------------------------------------------- |
|
552 |
// |
|
553 |
void CUsbOtgWatcher::DriverLoadPartialSuccessL(TDeviceEventInformation aTdi) |
|
554 |
{ |
|
555 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
556 |
iHostState->DriverLoadPartialSuccessL(aTdi); |
|
557 |
} |
|
558 |
||
559 |
// --------------------------------------------------------------------------- |
|
560 |
// |
|
561 |
// --------------------------------------------------------------------------- |
|
562 |
// |
|
563 |
void CUsbOtgWatcher::DriverLoadFailureL(TDeviceEventInformation aTdi) |
|
564 |
{ |
|
565 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
566 |
iHostState->DriverLoadFailureL(aTdi); |
|
567 |
} |
|
568 |
||
569 |
// --------------------------------------------------------------------------- |
|
570 |
// |
|
571 |
// --------------------------------------------------------------------------- |
|
572 |
// |
|
573 |
void CUsbOtgWatcher::HostEventNotificationErrorL(TInt aError) |
|
574 |
{ |
|
575 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
576 |
HandleHostProblemL(EUsbWatcherHostEventNotificationError, |
|
577 |
EUsbStateHostHandleDropping); |
|
578 |
} |
|
579 |
||
580 |
// From message notification observer |
|
581 |
// --------------------------------------------------------------------------- |
|
582 |
// |
|
583 |
// --------------------------------------------------------------------------- |
|
584 |
// |
|
585 |
void CUsbOtgWatcher::MessageNotificationReceivedL(TInt aMessage) |
|
586 |
{ |
|
587 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
588 |
iHostState->MessageNotificationReceivedL(aMessage); |
|
589 |
} |
|
590 |
||
591 |
// --------------------------------------------------------------------------- |
|
592 |
// |
|
593 |
// --------------------------------------------------------------------------- |
|
594 |
// |
|
595 |
void CUsbOtgWatcher::BadHubPositionL() |
|
596 |
{ |
|
597 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
598 |
iHostState->BadHubPositionL(); |
|
599 |
} |
|
600 |
||
601 |
// --------------------------------------------------------------------------- |
|
602 |
// |
|
603 |
// --------------------------------------------------------------------------- |
|
604 |
// |
|
605 |
void CUsbOtgWatcher::VBusErrorL() |
|
606 |
{ |
|
607 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
608 |
iHostState->VBusErrorL(); |
|
609 |
} |
|
610 |
||
611 |
// --------------------------------------------------------------------------- |
|
612 |
// |
|
613 |
// --------------------------------------------------------------------------- |
|
614 |
// |
|
615 |
void CUsbOtgWatcher::SrpReceivedL() |
|
616 |
{ |
|
617 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
618 |
iHostState->SrpReceivedL(); |
|
619 |
} |
|
620 |
||
621 |
// --------------------------------------------------------------------------- |
|
622 |
// |
|
623 |
// --------------------------------------------------------------------------- |
|
624 |
// |
|
625 |
void CUsbOtgWatcher::SessionRequestedL() |
|
626 |
{ |
|
627 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
628 |
iHostState->SessionRequestedL(); |
|
629 |
} |
|
630 |
||
631 |
// --------------------------------------------------------------------------- |
|
632 |
// |
|
633 |
// --------------------------------------------------------------------------- |
|
634 |
// |
|
635 |
void CUsbOtgWatcher::MessageNotificationErrorL(TInt aError) |
|
636 |
{ |
|
637 |
ASSERT_PANIC(iHostState != NULL, EBadHostState); |
|
638 |
HandleHostProblemL(EUsbWatcherMessageNotificationError, |
|
639 |
EUsbStateHostHandleDropping); |
|
640 |
} |
|
641 |
||
642 |
// --------------------------------------------------------------------------- |
|
643 |
// getters |
|
644 |
// --------------------------------------------------------------------------- |
|
645 |
// |
|
646 |
CUsbIdPinObserver* CUsbOtgWatcher::IdPinObserver() const |
|
647 |
{ |
|
648 |
return iIdPinObserver; |
|
649 |
} |
|
650 |
||
651 |
// --------------------------------------------------------------------------- |
|
652 |
// |
|
653 |
// --------------------------------------------------------------------------- |
|
654 |
// |
|
655 |
CUsbVBusObserver* CUsbOtgWatcher::VBusObserver() const |
|
656 |
{ |
|
657 |
return iVBusObserver; |
|
658 |
} |
|
659 |
||
660 |
// --------------------------------------------------------------------------- |
|
661 |
// |
|
662 |
// --------------------------------------------------------------------------- |
|
663 |
// |
|
664 |
CUsbOtgStateObserver* CUsbOtgWatcher::OtgStateObserver() const |
|
665 |
{ |
|
666 |
return iOtgStateObserver; |
|
667 |
} |
|
668 |
||
669 |
// --------------------------------------------------------------------------- |
|
670 |
// |
|
671 |
// --------------------------------------------------------------------------- |
|
672 |
// |
|
673 |
CUsbBusActivityObserver* CUsbOtgWatcher::BusActivityObserver() const |
|
674 |
{ |
|
675 |
return iBusActivityObserver; |
|
676 |
} |
|
677 |
||
678 |
// --------------------------------------------------------------------------- |
|
679 |
// |
|
680 |
// --------------------------------------------------------------------------- |
|
681 |
// |
|
682 |
CUsbHostEventNotificationObserver* CUsbOtgWatcher::HostEventNotificationObserver() const |
|
683 |
{ |
|
684 |
return iHostEventNotificationObserver; |
|
685 |
} |
|
686 |
||
687 |
// --------------------------------------------------------------------------- |
|
688 |
// |
|
689 |
// --------------------------------------------------------------------------- |
|
690 |
// |
|
691 |
CUsbMessageNotificationObserver* CUsbOtgWatcher::MessageNotificationObserver() const |
|
692 |
{ |
|
693 |
||
694 |
return iMessageNotificationObserver; |
|
695 |
||
696 |
} |
|
697 |
||
698 |
// --------------------------------------------------------------------------- |
|
699 |
// |
|
700 |
// --------------------------------------------------------------------------- |
|
701 |
// |
|
702 |
RUsb& CUsbOtgWatcher::Usb() |
|
703 |
{ |
|
704 |
return iUsb; |
|
705 |
} |
|
706 |
||
707 |
// --------------------------------------------------------------------------- |
|
708 |
// |
|
709 |
// --------------------------------------------------------------------------- |
|
710 |
// |
|
711 |
CUsbState* CUsbOtgWatcher::CurrentState() const |
|
712 |
{ |
|
713 |
return iState; |
|
714 |
} |
|
715 |
||
716 |
// --------------------------------------------------------------------------- |
|
717 |
// |
|
718 |
// --------------------------------------------------------------------------- |
|
719 |
// |
|
720 |
CUsbState* CUsbOtgWatcher::CurrentHostState() const |
|
721 |
{ |
|
722 |
return iHostState; |
|
723 |
} |
|
724 |
||
725 |
// --------------------------------------------------------------------------- |
|
726 |
// |
|
727 |
// --------------------------------------------------------------------------- |
|
728 |
// |
|
729 |
CUsbState* CUsbOtgWatcher::State(TUsbStateIds aStateId) const |
|
730 |
{ |
|
731 |
return iStates[aStateId]; |
|
732 |
} |
|
733 |
||
734 |
// --------------------------------------------------------------------------- |
|
735 |
// |
|
736 |
// --------------------------------------------------------------------------- |
|
737 |
// |
|
738 |
CUsbStateHostHandle* CUsbOtgWatcher::HostHandle(TUsbStateIds aInState) const |
|
739 |
{ |
|
740 |
ASSERT_PANIC(iStates[aInState] != NULL, EBadState); |
|
741 |
||
742 |
return (CUsbStateHostHandle*) iStates[aInState]; |
|
743 |
} |
|
744 |
||
745 |
// --------------------------------------------------------------------------- |
|
746 |
// |
|
747 |
// --------------------------------------------------------------------------- |
|
748 |
// |
|
749 |
void CUsbOtgWatcher::ChangeStateL(TUsbStateIds aNewStateId) |
|
750 |
{ |
|
751 |
LOG_FUNC |
|
752 |
||
753 |
LOG1( "aNewState = %d" , aNewStateId); |
|
754 |
||
755 |
if (NULL != iState) |
|
756 |
{ |
|
757 |
iState->JustBeforeLeavingThisStateL(); |
|
758 |
} |
|
759 |
||
760 |
// sets new state |
|
761 |
||
762 |
// be careful to add states into States in exactly the same order as they enumerated |
|
763 |
// this method will work right as long as states, which in the enumeration, is added |
|
764 |
// to the list iStates in the same order as they enumerated and no one state is added, |
|
765 |
// if all previous states are not added. no need to add all states, but if added - |
|
766 |
// previous all must be added. |
|
767 |
// For the general case, when some states added, some not, this method has to implement search by state ID. for this CUsbOtgWatcher::Id() is maintained. |
|
768 |
||
769 |
iState = iStates[aNewStateId]; |
|
770 |
||
771 |
ASSERT_PANIC(iState != NULL, EBadState); |
|
772 |
||
773 |
iState->JustAdvancedToThisStateL(); // do any initial activity, once advanced to the state |
|
774 |
||
775 |
} |
|
776 |
||
777 |
// --------------------------------------------------------------------------- |
|
778 |
// |
|
779 |
// --------------------------------------------------------------------------- |
|
780 |
// |
|
781 |
void CUsbOtgWatcher::ChangeHostStateL(TUsbStateIds aNewStateId) |
|
782 |
{ |
|
783 |
LOG_FUNC |
|
784 |
||
785 |
LOG1( "aNewState = %d", aNewStateId); |
|
786 |
||
787 |
if (NULL != iHostState) |
|
788 |
{ |
|
789 |
iHostState->JustBeforeLeavingThisStateL(); |
|
790 |
} |
|
791 |
||
792 |
// set new state |
|
793 |
||
794 |
// be careful to add states into States in exactly the same order as they enumerated |
|
795 |
// this method will work right as long as states, which in the enumeration, is added |
|
796 |
// to the list iStates in the same order as they enumerated and no one state is added, |
|
797 |
// if all previous states are not added. no need to add all states, but if added - |
|
798 |
// previous all must be added. |
|
799 |
// For the general case, when some states added, some not, this method has to implement search by state ID. for this CUsbOtgWatcher::Id() is maintained. |
|
800 |
||
801 |
iHostState = iStates[aNewStateId]; |
|
802 |
||
803 |
ASSERT_PANIC(iHostState != NULL, EBadState) |
|
804 |
||
805 |
iHostState->JustAdvancedToThisStateL(); // checks if there are conditions for advancing to another state(s) |
|
806 |
||
807 |
// notify state change to observers |
|
808 |
for (TInt i(0); i < iOtgStateObservers.Count(); ++i) |
|
809 |
{ |
|
810 |
iOtgStateObservers[i]->OtgWatcherStateChangedL(iHostState->Id()); |
|
811 |
} |
|
812 |
} |
|
813 |
||
814 |
// --------------------------------------------------------------------------- |
|
815 |
// |
|
816 |
// --------------------------------------------------------------------------- |
|
817 |
// |
|
818 |
TBool CUsbOtgWatcher::CanStartSessionL() |
|
819 |
{ |
|
820 |
// define policy here |
|
821 |
return ETrue; |
|
822 |
} |
|
823 |
||
824 |
// --------------------------------------------------------------------------- |
|
825 |
// |
|
826 |
// --------------------------------------------------------------------------- |
|
827 |
// |
|
828 |
void CUsbOtgWatcher::PrintStateToLog() |
|
829 |
{ |
|
830 |
LOG1( "Current state id = %d" , iHostState->Id()); |
|
831 |
LOG1( "IdPin = %d" , iIdPinObserver->IdPin()); |
|
832 |
LOG1( "VBus = %d" , iVBusObserver->VBus()); |
|
833 |
LOG1( "OtgState = %d" , iOtgStateObserver->OtgState()); |
|
834 |
LOG1( "BusActivity = %d" , iBusActivityObserver->BusActivity()); |
|
835 |
||
836 |
TInt isPeripheralConnected(KUsbWatcherPeripheralIsNotConnected); |
|
837 |
||
838 |
RProperty::Get(KPSUidUsbWatcher, KUsbWatcherIsPeripheralConnected, |
|
839 |
isPeripheralConnected); |
|
840 |
||
841 |
LOG1( "IsPeripheralConnected = %d" , isPeripheralConnected); |
|
842 |
||
843 |
} |
|
844 |
||
845 |
// --------------------------------------------------------------------------- |
|
846 |
// |
|
847 |
// --------------------------------------------------------------------------- |
|
848 |
// |
|
849 |
CUsbNotifManager* CUsbOtgWatcher::NotifManager() |
|
850 |
{ |
|
851 |
return iNotifManager; |
|
852 |
} |
|
853 |
||
854 |
// --------------------------------------------------------------------------- |
|
855 |
// |
|
856 |
// --------------------------------------------------------------------------- |
|
857 |
// |
|
858 |
void CUsbOtgWatcher::UsbServiceControlReqCompletedL(TInt aError) |
|
859 |
{ |
|
860 |
LOG_FUNC |
|
861 |
||
862 |
LOG1( "aError = %d" , aError); |
|
863 |
||
864 |
iUsbServiceRequest = CUsbServiceControl::ERequestUndefined; |
|
865 |
||
866 |
switch (aError) |
|
867 |
{ |
|
868 |
case KErrInUse: |
|
869 |
// usb services already started (this might happen if more than one idpin on event come) |
|
870 |
{ |
|
871 |
return; |
|
872 |
} |
|
873 |
||
874 |
case KErrNone: |
|
875 |
{ |
|
876 |
break; // do normal routine |
|
877 |
} |
|
878 |
case KErrNoMemory: |
|
879 |
{ |
|
880 |
HandleHostProblemL(EUsbWatcherNoMemory, |
|
881 |
EUsbStateHostHandleDropping); |
|
882 |
return; |
|
883 |
} |
|
884 |
||
885 |
default: |
|
886 |
// handle the issue |
|
887 |
{ |
|
888 |
if (iUsbServiceRequest == CUsbServiceControl::EStartUsbService) // Handle only start issues |
|
889 |
{ |
|
890 |
HandleHostProblemL(EUsbWatcherNoMemory, |
|
891 |
EUsbStateHostHandleDropping); |
|
892 |
} |
|
893 |
||
894 |
iUsbServiceRequest = CUsbServiceControl::ERequestUndefined; |
|
895 |
return; |
|
896 |
} |
|
897 |
} |
|
898 |
||
899 |
iUsbServiceRequest = CUsbServiceControl::ERequestUndefined; |
|
900 |
||
75
809df41c314e
Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
35
diff
changeset
|
901 |
TUsbServiceState serviceState = EUsbServiceIdle; |
35 | 902 |
TInt err = iUsb.GetServiceState(serviceState); |
903 |
||
904 |
if (KErrNone != err) |
|
905 |
{ |
|
906 |
LOG1( "Error when requesting GetServiceState = %d" , err); |
|
907 |
HandleHostProblemL(EUsbWatcherCanNotStartUsbServices, |
|
908 |
EUsbStateHostHandleDropping); |
|
909 |
return; |
|
910 |
} |
|
911 |
||
912 |
switch (serviceState) |
|
913 |
{ |
|
914 |
case EUsbServiceIdle: // just stopped usb service |
|
915 |
||
916 |
{ |
|
917 |
LOG("UsbServiceState == EUsbServiceIdle" ); |
|
918 |
// do nothing |
|
919 |
break; |
|
920 |
} |
|
921 |
||
922 |
case EUsbServiceStarted: // just started usb service |
|
923 |
||
924 |
{ |
|
925 |
LOG( "UsbServiceState == EUsbServiceStarted" ); |
|
926 |
||
927 |
ChangeHostStateL(EUsbStateHostAInitiate); |
|
928 |
||
929 |
break; |
|
930 |
} |
|
931 |
case EUsbServiceStarting: |
|
932 |
{ |
|
933 |
LOG("UsbServiceState == EUsbServiceStarting" ); |
|
934 |
// should not receive that, due to call back is called when service stopped or started |
|
935 |
// therefore scream |
|
936 |
PANIC(EUnexpectedUsbServiceState); |
|
937 |
break; |
|
938 |
} |
|
939 |
case EUsbServiceStopping: |
|
940 |
{ |
|
941 |
LOG("UsbServiceState == EUsbServiceStopping" ); |
|
942 |
// should not receive that, due to call back is called when service stopped or started |
|
943 |
// therefore scream |
|
944 |
PANIC(EUnexpectedUsbServiceState); |
|
945 |
break; |
|
946 |
} |
|
947 |
case EUsbServiceFatalError: |
|
948 |
{ |
|
949 |
LOG( "UsbServiceState == EUsbServiceFatalError" ); |
|
950 |
PANIC(EUnexpectedUsbServiceState); |
|
951 |
break; |
|
952 |
} |
|
953 |
||
954 |
default: |
|
955 |
{ |
|
956 |
PANIC(EUnknownUsbServiceState); |
|
957 |
} |
|
958 |
} |
|
959 |
} |
|
960 |
||
961 |
// --------------------------------------------------------------------------- |
|
962 |
// |
|
963 |
// --------------------------------------------------------------------------- |
|
964 |
// |
|
965 |
TInt CUsbOtgWatcher::SelfTestL() |
|
966 |
{ |
|
967 |
#ifdef _DEBUG |
|
968 |
LOG_FUNC |
|
969 |
||
970 |
// create all the observers |
|
971 |
iIdPinObserver = CUsbIdPinObserver::NewL(); |
|
972 |
iVBusObserver = CUsbVBusObserver::NewL(); |
|
973 |
iOtgStateObserver = CUsbOtgStateObserver::NewL(); |
|
974 |
iBusActivityObserver = CUsbBusActivityObserver::NewL(); |
|
975 |
iHostEventNotificationObserver = CUsbHostEventNotificationObserver::NewL( |
|
976 |
&iUsb); |
|
977 |
iMessageNotificationObserver = CUsbMessageNotificationObserver::NewL( |
|
978 |
&iUsb); |
|
979 |
||
980 |
LOG( "Observers getters" ); |
|
981 |
||
982 |
if (iIdPinObserver != IdPinObserver()) |
|
983 |
{ |
|
984 |
LEAVE(KErrGeneral); |
|
985 |
} |
|
986 |
||
987 |
if (iOtgStateObserver != OtgStateObserver()) |
|
988 |
{ |
|
989 |
LEAVE(KErrGeneral); |
|
990 |
} |
|
991 |
||
992 |
if (iBusActivityObserver != BusActivityObserver()) |
|
993 |
{ |
|
994 |
LEAVE(KErrGeneral); |
|
995 |
} |
|
996 |
||
997 |
if (iHostEventNotificationObserver != HostEventNotificationObserver()) |
|
998 |
{ |
|
999 |
LEAVE(KErrGeneral); |
|
1000 |
} |
|
1001 |
||
1002 |
if (iMessageNotificationObserver != MessageNotificationObserver()) |
|
1003 |
{ |
|
1004 |
LEAVE(KErrGeneral); |
|
1005 |
} |
|
1006 |
||
1007 |
LOG( "Observers destructors" ); |
|
1008 |
||
1009 |
// idpinobserver is deleted later |
|
1010 |
// Vbus observer is deleted later |
|
1011 |
||
1012 |
delete iOtgStateObserver; |
|
1013 |
iOtgStateObserver = 0; |
|
1014 |
delete iBusActivityObserver; |
|
1015 |
iBusActivityObserver = 0; |
|
1016 |
delete iHostEventNotificationObserver; |
|
1017 |
iHostEventNotificationObserver = 0; |
|
1018 |
delete iMessageNotificationObserver; |
|
1019 |
iMessageNotificationObserver = 0; |
|
1020 |
||
1021 |
LOG("Creating states"); |
|
1022 |
||
1023 |
LEAVEIFERROR(iStates.Append(CUsbStateHostUndefined::NewL(*this))); |
|
1024 |
LEAVEIFERROR(iStates.Append(CUsbStateHostAInitiate::NewL(*this))); |
|
1025 |
LEAVEIFERROR(iStates.Append(CUsbStateHostAHost::NewL(*this))); |
|
1026 |
LEAVEIFERROR(iStates.Append(CUsbStateHostAPeripheral::NewL(*this))); |
|
1027 |
LEAVEIFERROR(iStates.Append(CUsbStateHostDelayAttachedHandle::NewL( |
|
1028 |
*this))); |
|
1029 |
LEAVEIFERROR(iStates.Append( |
|
1030 |
CUsbStateHostDelayNotAttachedHandle::NewL(*this))); |
|
1031 |
LEAVEIFERROR(iStates.Append( |
|
1032 |
CUsbStateHostHandleDropping::NewL(*this))); |
|
1033 |
||
1034 |
LOG("Check State()" ); |
|
1035 |
||
1036 |
if (iStates[EUsbStateHostAInitiate] != State(EUsbStateHostAInitiate)) |
|
1037 |
{ |
|
1038 |
LEAVE(KErrGeneral); |
|
1039 |
} |
|
1040 |
||
1041 |
LOG("Check CurrentHostState()" ); |
|
1042 |
||
1043 |
iHostState = iStates[EUsbStateHostAInitiate]; |
|
1044 |
||
1045 |
if (iStates[EUsbStateHostAInitiate] != CurrentHostState()) |
|
1046 |
{ |
|
1047 |
LEAVE(KErrGeneral); |
|
1048 |
} |
|
1049 |
||
1050 |
LOG("NotifManager and WarningNotifier." ); |
|
1051 |
||
1052 |
CUsbNotifManager* usbnotifmanager = CUsbNotifManager::NewL(*this); |
|
1053 |
RNotifier rnotifier; |
|
1054 |
LEAVEIFERROR(rnotifier.Connect()); |
|
1055 |
CUsbWarningNotifier* usbnotifier = CUsbWarningNotifier::NewL(rnotifier, |
|
1056 |
*usbnotifmanager, EUsbOtgPartiallySupportedDevice); |
|
1057 |
usbnotifier->IsFeedbackNeeded(); |
|
1058 |
||
1059 |
LOG( "NotifManager and WarningNotifier destruction." ); |
|
1060 |
||
1061 |
delete usbnotifier; |
|
1062 |
rnotifier.Close(); |
|
1063 |
delete usbnotifmanager; |
|
1064 |
||
1065 |
// VBus observer is deleted here, due to it is used by usbnotifmanager.usbindicatornotifier |
|
1066 |
delete iVBusObserver; |
|
1067 |
iVBusObserver = 0; |
|
1068 |
||
1069 |
// id pin observer is deleted here due to it is used by usbnotifmanager.usbindicatornotifier |
|
1070 |
delete iIdPinObserver; |
|
1071 |
iIdPinObserver = 0; |
|
1072 |
||
1073 |
LOG("Destructing states"); |
|
1074 |
||
1075 |
iStates.ResetAndDestroy(); |
|
1076 |
||
1077 |
LOG( "Check UsbServiceControl" ); |
|
1078 |
||
1079 |
CUsbServiceControl* usbServiceControl = CUsbServiceControl::NewL(*this, |
|
1080 |
iUsb); |
|
1081 |
usbServiceControl->RunError(KErrNone); |
|
1082 |
delete usbServiceControl; |
|
1083 |
||
1084 |
LOG("All completed OK" ); |
|
1085 |
#endif |
|
1086 |
return KErrNone; |
|
1087 |
||
1088 |
} |
|
1089 |
||
1090 |
// --------------------------------------------------------------------------- |
|
1091 |
// |
|
1092 |
// --------------------------------------------------------------------------- |
|
1093 |
// |
|
1094 |
void CUsbOtgWatcher::SubscribeL(MUsbOtgWatcherStateObserver& aObserver) |
|
1095 |
{ |
|
1096 |
LOG_FUNC |
|
1097 |
||
1098 |
// check if the same observer already exist in a list |
|
1099 |
if (KErrNotFound != iOtgStateObservers.Find(&aObserver)) |
|
1100 |
{ |
|
1101 |
LOG( "Observer already exists" ); |
|
1102 |
PANIC(EObserverAlreadyExists); |
|
1103 |
return; |
|
1104 |
} |
|
1105 |
iOtgStateObservers.AppendL(&aObserver); |
|
1106 |
||
1107 |
} |
|
1108 |
||
1109 |
// --------------------------------------------------------------------------- |
|
1110 |
// |
|
1111 |
// --------------------------------------------------------------------------- |
|
1112 |
// |
|
1113 |
void CUsbOtgWatcher::UnsubscribeL(MUsbOtgWatcherStateObserver& aObserver) |
|
1114 |
{ |
|
1115 |
LOG_FUNC |
|
1116 |
||
1117 |
TInt i(iOtgStateObservers.Find(&aObserver)); |
|
1118 |
if (KErrNotFound == i) |
|
1119 |
{ |
|
1120 |
LOG( "Observer not found" ); |
|
1121 |
PANIC(ECanNotFindUsbOtgWatcherStateObserver); |
|
1122 |
return; |
|
1123 |
} |
|
1124 |
||
1125 |
iOtgStateObservers.Remove(i); |
|
1126 |
} |