/*

* Copyright (c) 2002-2005 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:   class for handling SUPL_INIT message...

*

*/

#ifndef C_COMASUPLINITSTATE_H

#define C_COMASUPLINITSTATE_H

#include <e32base.h>

#include <lbs/epos_cposnetworkprivacy.h>

#include <lbs/epos_cpossuplprivacyrequestinfo.h>

#include <lbs/epos_mposverificationobserver.h>

#include "epos_momasupltimeoutnotifier.h"

#include "epos_comasuplstate.h"

// Forward Declarartion

class COMASuplNotification;

class COMASuplTimeoutTimer;

class MOMASuplPrivacyObserver;

/**

 *  COMASuplInitState handles all SUPL_INIT related processing.  

 *  @lib eposomasuplprotocolhandler.lib

 *  @since S60 v3.1u

 */

class COMASuplInitState : public COMASuplState,

						  public MPosVerificationObserver

{

	public :  // Constructor 

		/**

		* NewL Method.

		* @since S60  v3.1u

		* @param aMsgTimeout,timeout value for SUPL_INIT

		* @return Instance of COMASuplInitState

		*/ 

		static COMASuplInitState* NewL(TInt aMsgTimeout,const TDesC8& aHSLPAddress,

										MOMASuplPrivacyObserver &aPrivacyObserver,TInt aSupportedMode, CPosNetworkPrivacy*	iNetworkPrivacy);

		/**

		* Destructor.

		*/

		~COMASuplInitState();

	public:		//MPosVerificationObserver

		/**

		* Called when a call to CPosNetworkPrivacy::VerifyLocationRequestL()

		* completes, in which this observer object was passed as a parameter.

		*

		* @param aRequestId The request id which was returned by

		* 					CPosNetworkPrivacy::VerifyLocationRequestL().

		* @param aCompletionCode @p KErrNone if the location request is

		* 		 accepted, @p KErrAccessDenied if the location request is rejected

		* 		 or any of the system wide error codes.

		*/

		void HandleVerifyComplete(TInt /*aRequestId*/, TInt aCompletionCode);

	public:		//COMASuplState

		/**

		* Timeout Notifier Method.

		* @since S60  v3.1u

		* @param None

		* @return None

		*/

		void TimerExpiredL();

		/**

		* ProcessMessage Method,Process SUPL_INIT message...

		* @since S60  v3.1u

		* @param None

		* @return system wide error

		*/ 

		virtual TInt ProcessMessageL(COMASuplAsnMessageBase* aDecodedMessage); 

		/**

		* GetPosMethod Method,returns the positioning method...

		* @

		* @param None

		* @return TOMASuplPosMethod

		*/

		TOMASuplPosMethod GetPosMethod();

	    void GetRequestorID(TInt& aRequestorId);

	private:

		/**

		* HandlePrivacy - Handles the privacy information

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/

		TInt HandlePrivacyL();

		/**

		* MakeGSMNotificationL - Handles the privacy notification

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 

		TInt MakeGSMNotificationL();

		/**

		* MakeGSMVerificationL - Handles the privacy verification

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 

		TInt MakeGSMVerificationL(CPosNetworkPrivacy::TRequestDecision aTimeOutStrategy);

		/**

		* Requestor - Retrievs requestor Information

		* @since S60  v3.1u

		* @param requestor

		* @return error code

		*/ 					 

		TInt RequestorL(HBufC*& aRequestor);

		/**

		* Client - Retrievs client Information

		* @since S60  v3.1u

		* @param clientname

		* @return error code

		*/ 	

		TInt ClientL(HBufC*& aClient);	

	private:

		/**

		* CheckForVersion - Checks for SUPL version

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 	

		TInt CheckForVersion();

		/**

		* CheckForModeSupport - Checks Modes

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 	

		TInt CheckForModeSupport();

		/**

		* CheckForModeSupport - Checks for the existance of SET Session ID

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 	

		TInt CheckForSetSessionID();

		/**

		* CheckForSLPSessionID - Checks for the existance of SET Session ID

		* @since S60  v3.1u

		* @param None

		* @return error code

		*/ 	

		TInt CheckForSLPSessionID();

		/**

		* ConverttoUniCode - Converts to Unicode

		* @since S60  v3.1u

		* @param clientname - Unicode String

		* @param aRequestor -  UTF8,UCS2, UTF& String

		* @return error code

		*/ 	

		TInt ConverttoUniCodeL(HBufC*& aUniCode,HBufC8& aRequstor);							  

		/**

		* CheckForPositioningMethod - Checks whether positionmethod is NoPosition

		* @since S60  v3.1u

		* @param None

		* @return None

		*/

		void CheckForPositioningMethod();

		/**

		* GsmDefaultDecode - Unpacks the data of  7-bit format to 8-bit

		* @since S60  v3.1u

		* @param aIn, input  string, represented in 7-bit

		* @param aOut,output string, represented in 8-bit

		* @return None

		*/

		void GsmDefaultDecode( const TDesC8& aIn, TDes8& aOut );

		/**

		* FormUCS2String - Forms the UCS2 string from the string which contains the characters 

		* @since S60  v3.1

		* @param aIn, input  string, represented in 8-bit

		* @param aOut,output string, represented in UCS2

		* @return None

		*/

		void FormUCS2String( const TDesC8& aIn, TDes& aOut );

	private : 

		/**

		* Constuctor Method.

		* @since S60  v3.1u

		* @param aMsgTimeout,Timeout for message

		* @return None

		*/ 

		COMASuplInitState(TInt aMsgTimeout,const TDesC8& aHSLPAddress,

						MOMASuplPrivacyObserver &aPrivacyObserver,TInt aSupportedMode, CPosNetworkPrivacy*	iNetworkPrivacy);

		/**

		* ConstructL Method, 2nd phase construction

		* @since S60  v3.1u

		* @param None

		* @return None

		*/

		void ConstructL();

		void ReadRequestIDFeatureFlagL();

	private: //Data

		COMASuplInit* iSuplInit;

		CPosNetworkPrivacy*	iNetworkPrivacy;

		// RequestId

		TInt	iGSMRequestId;

		//Type of requestinfo

		CPosSUPLPrivacyRequestInfo::TIdType iIdType;

		//Notification

		COMASuplNotification* iNotification;

		//Completion Code

		TInt iCompletionCode;

		const TDesC8& iHSLPAddress;

		// Privacy Observer 

		MOMASuplPrivacyObserver &iPrivacyObserver;

		TBool iNoPosition;

		//Supported Mode of SET

		TInt iSupportedMode;

		TOMASuplPosMethod iPosMethod;

        TBool iIsNotificationOnly;//APE Centric

        TBool iRequestIDFeatureFlag;//APE Centric

};

#endif //C_COMASUPLINITSTATE_H