diff -r 000000000000 -r 33413c0669b9 vpnengine/sit/inc/taskarrivalobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vpnengine/sit/inc/taskarrivalobserver.h	Thu Dec 17 09:14:51 2009 +0200
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2003-2006 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:   Combined task arrival observer and task handler manager
+*
+*/
+
+
+
+// @file taskarrivalobserver.h
+
+#ifndef __TASK_ARRIVAL_OBSERVER_H__
+#define __TASK_ARRIVAL_OBSERVER_H__
+
+#include "sit.h"
+#include "taskhandler.h"
+
+const TInt KUnfoundIndex = -1;
+
+class CAsyncCleaner;
+
+/**
+ * Combined task handler arrival observer and task handler manager.
+ */
+NONSHARABLE_CLASS(CTaskArrivalObserver) : public CAsyncOneShot, public MEventObserver, public MTaskHandlerManager
+    {
+public:
+    static CTaskArrivalObserver* NewL();
+    ~CTaskArrivalObserver();
+
+private: // From CAsyncOneShot
+    void RunL();
+    
+public:
+    void Start();
+    void Cancel();
+    void DeleteTaskHandler(CTaskHandler* aTaskHandler);
+    void DeleteAsyncCleaner(CAsyncCleaner* aAsyncCleaner);
+
+private: // From MEventObserver
+    void EventOccured(TInt aStatus, TEventType aType, TDesC8* aData);
+
+private: // From MTaskHandlerManager
+    void TaskHandlerComplete(CTaskHandler* handler);
+    void TaskHandlerFatalError(CTaskHandler* handler, TInt aError);
+    
+private: // Construction
+    CTaskArrivalObserver();
+    void ConstructL();
+
+private: // Implementation
+    void LaunchTaskHandlerL(const TTaskArrivedEventData& aEventSpec);
+    CTaskHandler* CreateTaskHandlerL(const TTaskArrivedEventData& aEventSpec);
+    TInt FindTaskHandler(CTaskHandler* aTaskHandler);
+    TInt FindAsyncCleaner(CAsyncCleaner* aAsyncCleaner);
+    void AsyncDeleteTaskHandler(CTaskHandler* aTaskHandler);
+
+private:
+    REventMediator iEventMediator;
+    CArrayPtrFlat<CTaskHandler>* iTaskHandlerList;
+    CArrayPtrFlat<CAsyncCleaner>* iAsyncCleanerList;
+    CTaskHandler* iTaskHandlerToDelete;
+    };
+
+NONSHARABLE_CLASS(CAsyncCleaner) : public CAsyncOneShot
+    {
+public:
+    CAsyncCleaner(CTaskArrivalObserver* aTaskArrivalObserver,
+                  CTaskHandler* aTaskHandlerToDelete);
+    void Start();
+        
+private: // From CAsyncOneShot
+    void RunL();
+
+private:
+    CTaskArrivalObserver* iTaskArrivalObserver;
+    CTaskHandler* iTaskHandlerToDelete;
+    };
+
+#endif // __TASK_ARRIVAL_OBSERVER_H__