/*

* Copyright (c) 2005 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 __TRKBTSOCKETCOMMPORT_H__

#define __TRKBTSOCKETCOMMPORT_H__

#include <e32base.h>

#include <c32comm.h>

#ifdef __UIQ_BUILD__

#include <BTExtNotifiers.h>

#include <BtSdp.h>

#endif

// Extra stuff for RFComm

#include <es_sock.h>

#include <btdevice.h>

#include <bt_sock.h>

#include <flogger.h>

#include "TrkCommPort.h"

#include "TrkConnectionListener.h"

#include <btsdp.h> 

#include <btextnotifiers.h>

//

// class CTrkBtSocketCommPort

//

// Defines an interface to a serial type communications port

//

class TTrkConnData;

class MSdpAttributeValueVisitor;

class MSdpAgentNotifier;

class CTrkBtSocketCommPort : public CTrkCommPort,   public MSdpAgentNotifier, public MSdpAttributeValueVisitor

{

public:

	static CTrkBtSocketCommPort* NewL(TTrkConnData aTrkConnData, TDes& aErrorMessage, MTrkConnectionListener* aCallback);

	~CTrkBtSocketCommPort();

	void OpenPortL();

	void ClosePort();

	void SendDataL(const TDesC8& aData);

	void Listen(CTrkFramingLayer *aFramingLayer);

	void StopListening();

	void DiscoverPortL();

	// stopes the discovery (aborts it and delete variables used for it) 

	void StopDiscovery();

protected:

	void DoCancel();

	void RunL();

private:

	CTrkBtSocketCommPort();

	void ConstructL(TTrkConnData aTrkConnData, TDes& aErrorMessage,MTrkConnectionListener* aCallback);

	void IssueReadRequest();

	void ReportAndLeaveIfErrorL(TInt aError, const TDesC& aDesc);

	// from MSdpAgentNotifier:

	void NextRecordRequestComplete(TInt aError, TSdpServRecordHandle aHandle, TInt aTotalRecordsCount);

	void AttributeRequestResult(TSdpServRecordHandle aHandle, TSdpAttributeID aAttrID, CSdpAttrValue* aAttrValue);

	void AttributeRequestComplete(TSdpServRecordHandle aHandle, TInt aError);

	// from MSdpAttributeValueVisitor:

	void VisitAttributeValueL(CSdpAttrValue &aValue, TSdpElementType aType); // Called for processing of each service attribute.

	void StartListL(CSdpAttrValueList&);

	void EndListL();

	void ConnectToPortL();

private:

    TUint  iUpdatedPort;

	TUint  iUnitNumber;

	TUint  iRate;

	RCommServ iServer;

	//RComm  iPort;

	TBool iServerStarted;

	TBool iConnected;

	TBool iListening;

	TBuf8<MAXMESSAGESIZE> iReceivedChars;

	TInt iNextReadChar;

	CTrkFramingLayer* iFramingLayer;

 	// name of the device connector connects

	THostName iName;

	// address of the device connector connects

	TBTDevAddr iAddr;

	TUUID iCurrUUID; // currently discovered attribute uuid in the service attributes

	TBool iPortValid; // true if the Port was retrieved

	TBool iDiscovering; // true if currently discovering the device (if interested on results of listener functions)

	CSdpSearchPattern* iSearchPattern; // Service discovery search pattern

	CSdpAgent* iAgent; // Service discovery agent      	

	// connecting socket

	RSocket iSock;

	// socket server

    RSocketServ iSocketServ;

    // length of received data

    TSockXfrLength iLen;

    MTrkConnectionListener* iConnectionListener;

    enum TState

    {

        ENone = 1,

        EConnecting,

		EWaiting,

		ESending,

		EDiscovering,

    };

    TState iState;

};

#endif // __TRKBTSOCKETCOMMPORT_H__