/*

* Copyright (c) 2005-2006 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:  The sniff mode state declaration

*

*/

#ifndef C_BTMSSNIFFM_H

#define C_BTMSSNIFFM_H

#include "btmsinuse.h"

#include "btmdefs.h"

class CBtmSyncSock;

/**

 *  Sniff mode state

 *

 *

 *  @since S60 v3.1

 */

class CBtmsSniffm : public CBtmsInuse, public MBtmActiveObserver

    {

public:

    /**

     * @param aParent the state machine

     * @param aRfcomm the rfcomm connection

     * @param aSco the sync socket having an outstanding accept operation if not null

     */

    static CBtmsSniffm* NewL(CBtmMan& aParent, CBtmRfcommSock* aRfcomm, CBtmSyncSock* aSco);

    virtual ~CBtmsSniffm();

private:

    // From base class CBtmState

    /**

     * From CBtmState

     * Entry of this state.

     *

     * @since S60 v3.1

    */

    void EnterL();

    /** 

     * From CBtmState

     * disconnect the connected accessory

     *

     * @since S60 v3.1

     * @param aAddr the BD address of the accessory

     * @param aStatus On completion, will contain an error code

     */

    void DisconnectL(const TBTDevAddr& aAddr, TRequestStatus& aStatus);

    /** 

     * From CBtmState

     * Open audio link (synchronous) to the connected accessory

     *

     * @since S60 v3.1

     * @param aAddr the BD address of the accessory

     * @param aStatus On completion, will contain an error code

     */

    void OpenAudioLinkL(const TBTDevAddr& aAddr, TRequestStatus& aStatus);

    void CancelOpenAudioLinkL(const TBTDevAddr& aAddr);

    // From base class CBtmsInuse

    /**

     * The interface for subclasses to handle RFComm error situations.

     *

     * @since S60 v3.1

     * @param aErr the completion error code

     */

    void RfcommErrorL(TInt aErr);

    void AccInUse();

    TBool CanDisableNrec();

    // FRom base class MBtmSockObserver

    /**

     * From MBtmSockObserver

     * Notification of a synchronous socket accept completion event.

     *

     * @since S60 v3.1

     * @param aErr the completion error code

     */

    virtual void SyncLinkAcceptCompleteL(TInt aErr);

    void RfcommLinkInActiveModeL();

    // From base class CBtmActive

    /**

     * Handles the request completion event.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    void RequestCompletedL(CBtmActive& aActive);

    /**

     * Handles the cancellation of an outstanding request.

     *

     * @since S60 v3.1

     * @param aActive the Active Object to which the request is assigned to.

     */

    void CancelRequest(CBtmActive& aActive);

private:

    CBtmsSniffm(CBtmMan& aParent, CBtmRfcommSock* aRfcomm, CBtmSyncSock* aSco);

    void ConstructL();

private:

    /**

     * AO for active mode request timer.

     */

    CBtmActive* iActive;  

    /**

     * Power save timer 

     */

    RTimer iTimer;

    /**

     * sync socket that listens a sco connection from a BT device.

     * Ownership is possible to be transfered the the next state.

     */

    CBtmSyncSock* iSco;

    TInt iLinkActivateRetries;

    };

#endif // C_BTMSSNIFFM_H