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/*
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* Copyright (c) 2010 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: The repository of remote devices from BT registry
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*
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*/
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#ifndef BTDEVICEREPOSITORYIMPL_H
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#define BTDEVICEREPOSITORYIMPL_H
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#include <bttypes.h>
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#include <bt_sock.h>
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#include <btmanclient.h>
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#include <e32property.h>
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#include <btengconnman.h>
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#include <btservices/btsimpleactive.h>
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#include <btservices/btdevextension.h>
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class MBtDevRepositoryObserver;
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/**
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* Class CBtDevRepositoryImpl
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*
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* This class keep a storage of remote device information.
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*
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*/
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NONSHARABLE_CLASS( CBtDevRepositoryImpl ) :
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public CBase,
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public MBtSimpleActiveObserver,
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public MBTEngConnObserver
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{
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public:
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/**
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* Two-phase constructor
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*/
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static CBtDevRepositoryImpl* NewL();
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/**
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* Destructor
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*/
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~CBtDevRepositoryImpl();
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/**
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* Add an observer to this reposity for receivng repository update
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* events.
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* @param aObserver the observer to be added.
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*/
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void AddObserverL( MBtDevRepositoryObserver* aObserver );
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/**
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* Remove an observer from this repository.
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* @param aObserver the observer to be removed.
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*/
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void RemoveObserver( MBtDevRepositoryObserver* aObserver );
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/**
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* Tells if this repository has finished the initialization.
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* Initialization completion means the repository has retieved all
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* Bluetooth devices from BT registry, and it is subscribing to
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* registry update events.
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*/
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TBool IsInitialized() const;
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/**
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* Gets all devices in this repository.
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* @return the device list.
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*/
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const RDevExtensionArray& AllDevices() const;
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/**
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* Get a specific device by the given address.
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* @param aAddr the address of the device to be retrieved
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* @return the device pointer, NULL if the device is unavailable.
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*/
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const CBtDevExtension* Device( const TBTDevAddr& aAddr ) const;
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/**
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* Returns the service (limited to services managed in bteng scope)
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* level connection status of the specified device.
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*
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* @param aAddr the address of the device
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* @return one of TBTEngConnectionStatus enums
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*/
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//TBTEngConnectionStatus IsDeviceConnected( const TBTDevAddr& aAddr );
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private:
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// from MBtSimpleActiveObserver
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/**
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* Callback from RunL() to notify that an outstanding request has completed.
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*
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* @since Symbian^4
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* @param aActive Pointer to the active object that completed.
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* @param aStatus The status of the completed request.
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*/
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void RequestCompletedL( CBtSimpleActive* aActive, TInt aStatus );
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/**
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* Callback from Docancel() for handling cancelation of an outstanding request.
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*
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* @since Symbian^4
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* @param aId The ID that identifies the outstanding request.
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*/
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void CancelRequest( TInt aRequestId );
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/**
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* Callback from RunError() to notify that an error has occurred in RunL.
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*
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* @since Symbian^4
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* @param aActive Pointer to the active object that completed.
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* @param aError The error occurred in RunL.
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*/
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void HandleError( CBtSimpleActive* aActive, TInt aError );
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// From MBTEngConnObserver
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/**
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* Indicates to the caller that a service-level connection has completed.
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* This function is called for both incoming and outgoing connections.
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* This function is also called when an outgoing connection request fails,
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* e.g. with error code KErrCouldNotConnect.
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* When this function is called, new commands can be issued to the
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* CBTEngConnMan API immediately.
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* @param aAddr The address of the remote device.
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* @param aErr Status information of the connection. KErrNone if the
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* connection succeeded, otherwise the error code with
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* which the outgoing connection failed. KErrAlreadyExists
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* is returned if there already is an existing connection
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* for the selected profile(s), or otherwise e.g.
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* KErrCouldNotConnect or KErrDisconnected for indicating
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* connection problems.
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* @param aConflicts If there already is a connection for the selected
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* profile(s) of an outgoing connection request (the
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* selection is performed by BTEng), then this array
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* contains the bluetooth device addresses of the
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* remote devices for those connections.
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*/
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void ConnectComplete( TBTDevAddr& aAddr, TInt aErr,
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RBTDevAddrArray* aConflicts = NULL );
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/**
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* Indicates to the caller that a service-level connection has disconnected.
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* When this function is called, new commands can be issued to the
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* CBTEngConnMan API immediately.
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*
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* @param aAddr The address of the remote device.
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* @param aErr The error code with which the disconnection occured.
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* KErrNone for a normal disconnection,
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* or e.g. KErrDisconnected if the connection was lost.
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*/
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void DisconnectComplete( TBTDevAddr& aAddr, TInt aErr );
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private:
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/**
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* C++ default constructor
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*/
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CBtDevRepositoryImpl();
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/**
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* Symbian 2nd-phase constructor
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*/
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void ConstructL();
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/**
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* Creates a registry view which shall contain all remote devices.
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*/
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void CreateRemoteDeviceView();
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/**
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* retrieves remote devices from registry.
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*/
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void GetRemoteDevicesL();
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/**
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* handles the completion of paired device view creation
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*/
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void HandleCreateRemoteDeviceViewCompletedL( TInt aStatus);
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/**
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* handles the completion of getting paired devices
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*/
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void HandleGetRemoteDevicesCompletedL( TInt aStatus );
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/**
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* Copy the remote devices to internal array storage.
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*/
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void UpdateRemoteDeviceRepositoryL();
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private:
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/**
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* The observers
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* do not own them.
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*/
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RPointerArray<MBtDevRepositoryObserver> iObservers;
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/**
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* Registry sub session for remote device db.
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* not own
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*/
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RBTRegistry iBTRegistry;
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// own.
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RBTRegServ iBTRegServ;
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/**
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* AO for registry operations
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* own.
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*/
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CBtSimpleActive* iRegistryActive;
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/**
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* the counter of not handled registry events.
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*/
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TInt iNotHandledRegEventCounter;
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/**
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* temporary instance to retrieve paired devices.
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* own.
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*/
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CBTRegistryResponse* iRegRespRemoteDevices;
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/**
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* Property containing the BT registry change monitoring key
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* own.
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*/
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RProperty iBtRegistryKey;
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/**
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* AO for subscribing registry PubSub key
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* own.
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*/
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CBtSimpleActive* iRegistryKeyActive;
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/**
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* For connection status
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*/
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CBTEngConnMan* iBtengConn;
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/**
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* contains the list of all devices.
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* own.
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*/
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RDevExtensionArray iDevices;
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TInt iInitialized;
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};
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#endif /*BTDEVICEREPOSITORYIMPL_H*/
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