author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 08:52:52 +0200 | |
changeset 0 | 8c5d936e5675 |
child 14 | 9941bcf99348 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 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: |
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* |
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*/ |
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#ifndef GSWATCHDOG_INTERFACE_H |
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#define GSWATCHDOG_INTERFACE_H |
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// System includes |
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#include <e32base.h> |
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// CONSTANTS |
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|
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// CLASS DECLARATION |
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|
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/** |
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* MGSWatchDog is responsible for quarantining plugins and updating blacklist |
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* for crashing GS plugins. This is the class responsible for keeping GS |
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* application functional even if some plugin to panics all the time. |
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* |
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* This is the interface for GSWatchDog. Client has no need to know the actual |
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* implementation as it is owned by GS application. |
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* |
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* @since Series60_3.2 |
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*/ |
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class MGSWatchDog |
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{ |
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public: // New |
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|
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/** |
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* Adds plugin to quarantine. In case GS crashes, quarantined plugin |
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* will be blacklisted so it is not loaded in next GS run. Same plugin |
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* can be quarantined multiple times or even have several uid instances |
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* in quarantine if needed as long as all these are removed |
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* correspondingly. |
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* |
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* NOTE: Plugin must ALWAYS be removed from quarantine after plugin's |
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* function execution. |
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* 1. QuarantineL(). |
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* 2. Call quarantined plugin function. |
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* 3. RemoveFromQuarantineL(). |
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* |
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* @param aPluginUid uid of the quarantined plugin. |
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*/ |
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virtual void QuarantineL( TUid aPluginUid ) = 0; |
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|
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/** |
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* Removes plugin from quarantine. In case plugin is not removed from |
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* quarantine before GS exits, the plugin will be blacklisted during |
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* next GS startup. |
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* |
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* @param aPluginUid uid of the plugin to be removed from quarantine. |
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*/ |
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virtual void RemoveFromQuarantineL( TUid aPluginUid ) = 0; |
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|
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/** |
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* @return ETrue if GS exited cleanly last time. |
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* EFalse if GS crashed during last execution. |
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*/ |
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virtual TBool WasCleanExitL() = 0; |
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/** |
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* This must be called in all the cases GS exits normally. If GS panics, |
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* this will not be called resulting in banning of all quarantined |
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* plugins.Increments iRunsAfterCrash counter for blacklisted plugins. |
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* Sets iGSAppRunning to EFalse. |
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*/ |
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virtual void ReportCleanExitL() = 0; |
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/** |
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* Checks if plugin is in blacklist. This can be used to determine if |
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* plugin should be loaded. |
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* |
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* @return ETrue in case plugin is in blacklist and should not be loaded. |
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* EFalse in case plugin should not be loaded |
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*/ |
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virtual TBool IsInBlackList( TUid aPluginUid ) = 0; |
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}; |
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#endif // GSWATCHDOG_INTERFACE_H |
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// End of File |