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/*
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* Copyright (c) 2006 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: VPN plugin IF implementation class.
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*
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*/
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#ifndef VPN_PLUGIN_INCLUDED
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#define VPN_PLUGIN_INCLUDED
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#include <e32base.h>
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#include <StringLoader.h>
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#include <in_sock.h>
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#include <cmpluginbaseeng.h>
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#include <cmpluginvpndef.h>
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using namespace CommsDat;
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class CCDVirtualIAPNextLayerRecord;
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/**
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* VPN Plugin IF implementation class
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* @since S60 3.2
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*/
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NONSHARABLE_CLASS(CCmPluginVpn) : public CCmPluginBaseEng
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{
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public: // Constructors and destructor
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/**
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* Two phased constructor. Leaves on failure.
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* @return The created object.
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*/
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static CCmPluginVpn* NewL( TCmPluginInitParam* aInitParam );
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/**
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* Destructor.
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*/
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virtual ~CCmPluginVpn();
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virtual CCmPluginBaseEng* CreateInstanceL( TCmPluginInitParam& aInitParam ) const;
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public:
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/**
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* Gets the value for a TInt attribute.
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* @param aAttribute Identifies the attribute to be retrived.
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* @param aValue On completion, contains the requested TInt attribute.
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* @return None.
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*/
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virtual TUint32 GetIntAttributeL( const TUint32 aAttribute ) const;
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/**
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* Gets the value for a TBool attribute.
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* @param aAttribute Identifies the attribute to be retrived.
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* @param aValue On completion, contains the requested TBool attribute.
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* @return None.
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*/
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virtual TBool GetBoolAttributeL( const TUint32 aAttribute ) const;
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/**
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* Gets the value for a String16 attribute.
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* @param aAttribute Identifies the attribute to be retrived.
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* @param aValue On completion, contains the requested TDes16 attribute.
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* @return None.
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*/
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virtual HBufC* GetStringAttributeL( const TUint32 aAttribute ) const;
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/**
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* Gets the value for a String8 attribute.
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* @param aAttribute Identifies the attribute to be retrived.
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* @return copy of the requested attribute. Ownership is passed.
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*/
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virtual HBufC8* GetString8AttributeL( const TUint32 aAttribute ) const;
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/**
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* Sets the value for a TInt attribute.
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* @param aAttribute Identifies the attribute to be set.
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* @param aValue The value to be set.
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* @return None.
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*/
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virtual void SetIntAttributeL( const TUint32 aAttribute, TUint32 aValue );
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/**
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* Sets the value for a TBool attribute.
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* @param aAttribute Identifies the attribute to be set.
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* @param aValue The value to be set.
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* @return None.
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*/
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virtual void SetBoolAttributeL( const TUint32 aAttribute, TBool aValue );
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/**
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* Sets the value for a String16 attribute.
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* @param aAttribute Identifies the attribute to be set.
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* @param aValue The value to be set.
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* @return None.
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*/
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virtual void SetStringAttributeL( const TUint32 aAttribute,
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const TDesC16& aValue );
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/**
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* Sets the value for a String8 attribute.
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* @param aAttribute Identifies the attribute to be set.
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* @param aValue The value to be set.
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* @return None.
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*/
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virtual void SetString8AttributeL( const TUint32 aAttribute,
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const TDesC8& aValue );
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void UpdatePolicyNameL();
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/**
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* Puts the currently available bindable destinations into the
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* passed array. The array is emptied before appending the values.
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* It contains only real destinations, no uncategorised
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* or any other, created ones (Always ask, DefaultConnection, etc)
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*/
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void BindableDestinationsL( RArray<TUint32>& aDestinationArray );
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/**
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* Change the VPN connection method name when using
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* 'Search for WLAN' functionality
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*/
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HBufC* GenerateVPNPointToWLANNetworkLC(RResourceFile& rf, HBufC*& aName);
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public: // From CCmPluginBaseEng
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/**
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* Restore the original value of the attribute from commsdat field.
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* Base implementation can be used only with attributes
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* stored directly in commsdat.
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* @param aAttribute attribute to be restored
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*/
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virtual void RestoreAttributeL( const TUint32 aAttribute );
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/**
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* Override the load to be able to handle post-processing
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*
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*/
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virtual void LoadL( TUint32 aIapId );
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virtual TBool CanHandleIapIdL( TUint32 aIapId ) const;
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virtual TBool CanHandleIapIdL( CCDIAPRecord *aIapRecord ) const;
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virtual TInt RunSettingsL();
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virtual void LoadServiceSettingL();
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virtual void LoadAdditionalRecordsL();
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virtual void UpdateAdditionalRecordsL();
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virtual TBool InitializeWithUiL( TBool aManuallyConfigure );
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virtual void ServiceRecordIdLC( HBufC* &aServiceName,
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TUint32& aRecordId );
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virtual void BearerRecordIdLC( HBufC* &aBearerName,
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TUint32& aRecordId );
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virtual void PrepareToUpdateRecordsL();
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virtual TBool IsLinkedToIap( TUint32 aIapId );
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virtual TBool IsLinkedToSnap( TUint32 aSnapId );
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virtual void CreateNewL();
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/**
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* From CCmPluginBaseEng
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* Deletes additional records, in this case, the WLAN records
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*
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* @since S60 3.2
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*/
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void DeleteAdditionalRecordsL();
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protected:
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virtual void AdditionalReset();
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private: // Constructors
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/**
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* Constructor.
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*/
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CCmPluginVpn( TCmPluginInitParam* aInitParam );
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/**
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* Second phase constructor. Leaves on failure.
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* @param
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*/
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void ConstructL();
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private:
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CCDVPNServiceRecord& ServiceRecord() const;
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TBool ServiceRecordExists() const;
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virtual void CreateNewServiceRecordL();
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virtual void CreateAdditionalRecordsL();
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virtual void UpdateServiceRecordL();
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/**
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* Displays a list of installed VPN policies for user selection
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* and updates the setting
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*
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* @since S60 3.2
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* @return the soft key selection
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*/
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TBool ShowPolicySelectionDlgL();
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/**
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* Shows a dialog for selecting the underlying connection method
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*
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* @since S60 3.2
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* @return ETrue if success
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*/
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TBool ShowRealConnectionSelectionDlgL();
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/**
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* Checks whether there are connection methods or destinations which
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* the VPN connection method can bind to
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*
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* @since S60 3.2
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* @return ETrue found
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*/
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TBool BindableRealConnectionsExistL();
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void GenerateDefaultCmNameL();
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/**
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* Returns whether the passed destination can be used as an underlying
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* connection method for this particular CM.
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* It can be used if it does not points to VPN in any way, directly or
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* indirectly, it has at least one, non-virtual CM and
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* it does not links back to our parent destination.
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* The returned value is a bit field defined in the src file and
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* it holds the following informations:
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* IsEmpty, ContainsVPN(in any link), LinksBackToPArentDest and
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* HasNonVirtualCM to be able to decide if it is suitable.
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* Used only internally.
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*/
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TUint32 CanDestUsedAsUnderlyingConnectionL( TUint32 aDestinationId );
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/**
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* Checks whether the destination/CM passed to it has a VPN connection
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* up-stream (there is a path from a VPN to this item through indirections).
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*
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* @param aId The id of the destination/connmethod in question.
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* @param aIsDestination ETrue if the passed id is to be considered
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* that of a destination, EFalse otherwise.
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* @return ETrue if this entity is pointed to (in/directly) by a VPN.
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*/
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TBool HasUpstreamVpnL( TUint32 aId, TBool aIsDestination );
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/**
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* Checks and converts the id of the destination if needed
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*
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* @param aDestination the id of the destination
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* @since S60 5.2
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* @return the correct id of the destination
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* or leaves with the error code KErrArgument
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*/
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TInt CheckValidityAndConvertDestinationIdL( TUint32 aDestinationId );
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/**
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* Retrieves default APs from the Tier Record of given identifier.
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*
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* @param aTierIdentifier identifier for tier record.
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* @since S60 5.2
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* @return an elementid id of the default AP record in tier record.
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*/
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TMDBElementId DefaultAPRecordL( const TInt aTierIdentifier = KAfInet );
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public:
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/**
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* Scans aDests for destinations that may be valid parents
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* for this plugin and removes those that may not.
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* @param aDests The array of destination IDs to be filtered.
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*/
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virtual void FilterPossibleParentsL( RArray<TUint32>& aDests );
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// finds the parent destination of the connmethod with the given ID
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TUint32 FindParentDestinationL( TUint32 aCmId );
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private: // Data
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CCmPluginBaseEng* iRealCM;
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CCDVirtualIAPNextLayerRecord* iVirtualRecord;
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TMDBElementId iVirtualTableId;
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HBufC* iPolicyName;
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/**
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* An array of the bindable destinations,
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* including (if supported) the uncategorised destation and easy wlan
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*/
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RArray<TUint32> iBindableMethods;
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};
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#endif // VPN_PLUGIN_INCLUDED
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