// Copyright (c) 1997-2009 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:

// AT Command Base Class Header

// 

//

/**

 @file

 @internalAll 

*/

#ifndef __ATCALL_H__

#define	__ATCALL_H__

#include <cdblen.h>

#include "ATBASE.H"

/**

@internalTechnology

*/

const TInt KDTRLowPeriod=500;	// milliseconds

const TInt KDTRHighSettle=200;

/**

@internalTechnology

*/

const TText8* const KBearerResponseStrings[]={

	_S8("LAP-M"),

	_S8("LAPM"),

	_S8("ALT "),

	_S8("ALT-CELLULAR"),

	_S8("V.42bis"),

	_S8("CLASS 5"),

	NULL

	};

/**

@internalTechnology

*/

const TText8* const KBearerSpeedResponseStrings[]={

	_S8("57600"),

	_S8("33600"),

	_S8("31200"),

	_S8("19200"),

	_S8("14400"),

	_S8("12000"),

	_S8("9600"),

	_S8("7200"),

	_S8("4800"),

	_S8("2400"),

	_S8("1200"),

	_S8("75TX"),

	_S8("1200TX"),

	_S8("300"),

	NULL

	};

class CATInit;

class CATCallAlterCommands : public CATCommands

/**

@internalTechnology

*/

	{

public:

	void CancelCommand(TTsyReqHandle aTsyReqHandle);

protected:

	CATCallAlterCommands(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	void ConstructL();

	~CATCallAlterCommands();

	TInt ChangeCallStatus(RMobileCall::TMobileCallStatus aCallStatus);

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	virtual void Stop(TTsyReqHandle aTsyReqHandle)=0;

	virtual void CompleteWithIOError(TEventSource aSource,TInt aStatus);

	virtual void Complete(TInt aError,TEventSource aSource)=0;

	};

class CATCallConnectCommands : public CATCallAlterCommands 

/**

@internalTechnology

*/

	{

public:

	TBool IsPreConnectInProgress();

protected:

	CATCallConnectCommands(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATCallConnectCommands();

	TInt GetSpeakerControlAndVolumeValues(TDes8& aSpeakerCommand,TDes8& aVolumeCommand);

	void PreConnectEventSignal(TEventSource aSource);

	virtual void CompleteWithIOError(TEventSource aSource,TInt aStatus);

protected:

	enum {

		ENotInProgress,							//0

		EATDataClassWaitForWriteComplete,		//1

		EATDataClassReadCompleted,				//2

		EATSendCallInit,						//3

		EATCallInitWaitForWriteComplete,		//4

		EATCallInitCompleted,					//5

		EATWaitForDataInitWrite,				//6

		EATWaitForDataInitOK,					//7

		EWaitForATCheckWrite,					//8

		EATWaitForATCheckOK,					//9

		EATInitCompleted,						//10

		ECancelling 							//11

		} iPreConnectState;

	enum 

		{

		ENoneCall,

		EDataCall,

		EVoiceCall,

		EFaxCall

		} iCallType;

	CCommChatString* iConnectExpectString;

	CCommChatString* iNoCarrierExpectString;

private:

	TUint iRetryCounter;

	};

class CATVoiceCallConnectCommands : public CATCallConnectCommands

/**

@internalComponent

*/

	{

protected:

	CATVoiceCallConnectCommands(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATVoiceCallConnectCommands();

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	void AddCommonExpectStrings();

	void RemoveCommonExpectStrings();

	virtual void Complete(TInt aError,TEventSource aSource);

	};

class CATDataCallConnectCommands : public CATCallConnectCommands

/**

@internalTechnology

*/

	{

protected:

	CATDataCallConnectCommands(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATDataCallConnectCommands();

	TInt ParseForBearerCapsResponse();

	TInt ParseForBearerSpeedResponse();

	void ParseForBearerServiceCapsResponseL();  // new function for CBST parsing

	TInt AddCommonExpectStrings();

	void RemoveCommonExpectStrings();

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	virtual void Complete(TInt aError,TEventSource aSource);

private:

	TBuf8<KCommsDbSvrMaxFieldLength> iConnectString;

	TInt SetBearerSpeed(TLex8& aLexString);

	TInt ConfigurePortForConnection();

	TAny* iBearerServiceType;

	};

class CATFaxCallConnectCommands : public CATCallConnectCommands

/**

@internalComponent

*/

	{

protected:

	CATFaxCallConnectCommands(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATFaxCallConnectCommands();

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	virtual void Stop(TTsyReqHandle aTsyReqHandle);

	virtual void Complete(TInt aError,TEventSource aSource);

	virtual void CompleteSuccessfully()=0;

	};

#endif