/*
* 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