diff -r 000000000000 -r 4e1aa6a622a0 sysstatemgmt/systemstatemgr/sus/inc/susemergencycallrfadaptation.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sysstatemgmt/systemstatemgr/sus/inc/susemergencycallrfadaptation.h Tue Feb 02 00:53:00 2010 +0200 @@ -0,0 +1,89 @@ +// 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: +// + +#ifndef __SUSEMERGENCYCALLRFADAPTATION_H__ +#define __SUSEMERGENCYCALLRFADAPTATION_H__ + +#include +#include "ssmadaptation.h" +#include "ssmdebug.h" +#include "ssmadaptationcmn.h" +#include "susadaptionsession.h" + + +/** +CEmergencyCallRfAdaptation + +This class implements the EmergencyCallRf Adaptation related functionality as part of +Adaptation server.This class implements an active object to route the requests +to Adaptation plugins loaded by CSsmAdaptationServer.When requests are received +from multiple clients this class queues the requests and processes them in order. +Adaptation server handles only one request from each session and uses Cancel() +methods to cancel any of the session's requests made before. +The queueing mechanism is to handle multiple clients at a time not to handle multiple +requests from one particular clients session. + +@internalComponent +*/ + + +class CEmergencyCallRfAdaptation : public CActive +{ +public: + static CEmergencyCallRfAdaptation* NewL(MEmergencyCallRfAdaptation& aAdaptation); + ~CEmergencyCallRfAdaptation(); + + void Release(); + void DoActivateRfForEmergencyCallL(const RMessage2& aMessage); + void DoDeactivateRfForEmergencyCallL(const RMessage2& aMessage); + void DoEmergencyCallRfAdaptationCancelL(const RMessage2& aMessage); + void SetPriorityClientSession(CSsmAdaptationSession* aPriorityClientSession); + void RemovePriorityClientSession(); + void ReserveMemoryL(); +protected: + void RunL(); + TInt RunError( TInt aError ); + void DoCancel(); + +private: + + CEmergencyCallRfAdaptation(MEmergencyCallRfAdaptation& aAdaptation); + void SubmitOrQueueL(const RMessage2 &aMessage); + void Submit(CAdaptationMessage*& aMessage); + +private: + CAdaptationMessage *iCurrentMessage; + RSsmAdaptationRequestQueue iPendingRequestsQueue; + + MEmergencyCallRfAdaptation& iEmergencyCallRfAdaptation; + //Reserving Heap to create CAdaptationMessage in OOM condition for priority clients + RHeap* iReservedHeap; + //For storing PriorityClientsession + CSsmAdaptationSession* iPriorityClientSession; + }; + +/** + * Used for pushing the CAdaptationMessage object in to cleanup stack. This is needed as + * the message is created using the reserved heap should be freed back to reserved heap + * instead of deleting. + * @internalComponent + */ +struct TStoreAdaptationMessage + { + CAdaptationMessage* iAdaptationMessage; + RHeap* iReservedHeap; + }; + +#endif // __SUSEMERGENCYCALLRFADAPTATION_H__