/*

* 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:  Base class in Commmon Agent

*

*/

#ifndef __NSMLAGENTBASE_H__

#define __NSMLAGENTBASE_H__

#include <e32base.h>

#include <SyncMLDef.h>

#include "WBXMLSyncMLParser.h"

#include "nsmlerror.h"

#include "nsmlagenttestdefines.h"

//Rnd_AutoRestart

#include <ApEngineConsts.h>

//Rnd_AutoRestart

//DATA TYPES

enum TNSmlSyncInitiation    

	{		

	EClientInitiated = 1,

	EServerAlerted

	};

// FORWARD DECLARATIONS

class CSyncMLHistoryJob;

class CNSmlStatusContainer;

class CNSmlResponseController;

class CNSmlTransport;

class CNSmlCmdsBase;

class CNSmlURI;

class CNSmlFutureReservation;

// CLASS DECLARATION

/**

*  CNSmlAgentBase implements common parts (both for DS and DM)   

*  

*/

class CNSmlAgentBase:public CActive, public MWBXMLSyncMLCallbacks

	{

	public: // enumerations 

	enum TAuthenticationType

		{

		ENoAuth,

		EBasic,

		EMD5

		};

    public:  // Constructors and destructor

    IMPORT_C CNSmlAgentBase();            

    IMPORT_C virtual ~CNSmlAgentBase();

    public: 

	// New functions

	virtual TAuthenticationType AuthTypeL() const = 0;

	virtual void Interrupt( TInt aErrorCode, TBool aImmediatelyInterruption, TBool aStatusError ) = 0;

	virtual void InterruptL( TInt appIndex, TInt aErrorCode, TBool aImmediatelyInterruption, TBool aStatusError ) = 0;

	virtual void WriteWarningL( TNSmlError::TNSmlAgentErrorCode aWarningCode ) = 0;  

	virtual void WriteWarningL( TInt appIndex, TNSmlError::TNSmlAgentErrorCode aWarningCode ) = 0;

	virtual void WriteWarningL( TInt appIndex, TNSmlError::TNSmlSyncMLStatusCode aWarningCode ) = 0;

	virtual void CheckServerStatusCodeL( TInt aEntryID ) = 0;

	virtual TBool Interrupted() = 0;

	TBool AlreadyAuthenticated() const;  

	HBufC8* BasicCredentialL() const;

	HBufC8* Md5CredentialL( TBool aServerAuth = EFalse ) const;

	IMPORT_C virtual HBufC* ServerNonceAllocL() const;

	IMPORT_C virtual void SetServerNonceL( const TDesC& aNonce ) const;

	IMPORT_C void SetEndOfDataAlertRequest();

    IMPORT_C CSyncMLHistoryJob* SyncLog();

	IMPORT_C TBool CallbackCalled() const;

	IMPORT_C void SetOffCallbackCalled();

	IMPORT_C virtual void DoOutsideCancel();

	//Rnd_AutoRestart

	IMPORT_C virtual void LaunchAutoRestartL(TInt aError);

	IMPORT_C TApBearerType CheckAPBearerTypeL( const TUint32 aIAPId );

	void ReadAcessPointL();

	//Rnd_AutoRestart

	//

	// Profile ID getter

	//

	IMPORT_C TInt ProfileId() const;

	IMPORT_C TRequestStatus& StatusReference();

	public:

	// Functions from base classes

	IMPORT_C void RunL();										   // from CActive       

	IMPORT_C void DoCancel();									   // from CActive 

    IMPORT_C Ret_t smlAddCmdFuncL( SmlAddPtr_t aContent );          // from MWBXMLSyncMLCallbacks

   	IMPORT_C Ret_t smlCopyCmdFuncL( SmlCopyPtr_t aContent);         // from MWBXMLSyncMLCallbacks      

	IMPORT_C Ret_t smlDeleteCmdFuncL( SmlDeletePtr_t aContent );    // from MWBXMLSyncMLCallbacks

	IMPORT_C Ret_t smlExecCmdFuncL( SmlExecPtr_t aContent );        // from MWBXMLSyncMLCallbacks

	IMPORT_C Ret_t smlMapCmdFuncL( SmlMapPtr_t aContent );          // from MWBXMLSyncMLCallbacks

	IMPORT_C Ret_t smlReplaceCmdFuncL( SmlReplacePtr_t aContent );  // from MWBXMLSyncMLCallbacks

	IMPORT_C Ret_t smlSearchCmdFuncL( SmlSearchPtr_t aContent );    // from MWBXMLSyncMLCallbacks

	IMPORT_C Ret_t smlMoveCmdFuncL( SmlMovePtr_t aContent );		// from MWBXMLSyncMLCallbacks (1.2 changes)

    protected: // enumerations

	//

    // State coding enumerations

	//

	//main level state coding

	enum TMainState

		{

		EBeginning,			

		EClientInitialisation,

		EServerInitialisation,

// <MAPINFO_RESEND_MOD_BEGIN>

		EClientResendMapInfo,

// <MAPINFO_RESEND_MOD_END>

		EClientModifications,

		EResultAlert,

		EServerModifications,

		EDataUpdateStatus,

		EMapAcknowledge,

		EFinishing,

		EClientAlertNext,

		EServerAlertNext,

		ESending,

		EReceiving,

		EAlert,

		EBusy

		};

	//beginning level state coding

	enum TBeginningState

		{

		EBegin,

		EBeginConnectingToServer

		};

	//client initialisation level state coding

	enum TClientInitState

		{

		EInitStartingMessage,

		EInitMakingStatus,

		EInitAlerting,

		EInitDeviceInfo,

		EInitAskingDeviceInfo,

		EInitEndingMessage

		};

	//server modifications level state coding

	enum TServerModificationsState

		{

		EServerModWaitingStartMessage,

		EServerModWaitingCommands,

		EServerModWaitingUpdateCommands,

		EServerModMessageReceived,

		EServerModPackageReceived

		};

	//data update status level state coding

	enum TDataUpdateStatusState

		{

		EStatusStartingMessage,

		EStatusMakingAlert,

		EStatusMakingStatus,

		EStatusMakingMap,

		EStatusMakingResults,

		EStatusEndingMessage

		};

	//result alert from client level state coding

	enum TResultAlertState

		{

		EResultAlertStartingMessage,

		EResultAlertMakingAlert,

		EResultAlertEndingMessage

		};

	// client alerting for next state coding	

	enum TClientAlertNextState

		{

		EClientAlertNextStartingMessage,

		EClientAlertNextMakingAlert,

		EClientAlertNextMakingStatus,

		EClientAlertNextMakingMap,

		EClientAlertNextEndingMessage

		};

	// server alerting for next state coding	

	enum TServerAlertNextState

		{

		EServerAlertNextWaitingStartMessage,

		EServerAlertNextWaitingCommands,

		EServerAlertNextMessageReceived

		};

	protected:   //new functions

	//

	// Pure virtual state functions

	//

	virtual void NavigateMainStateL() = 0;

	virtual void NextMainStateL() = 0;

	virtual void InitialiseSubStates() = 0; 

    virtual void BeginStateL() = 0;

	virtual void InitStartingMessageStateL() = 0; 

	virtual void InitAlertingStateL() = 0;

	virtual void InitDeviceInfoStateL() = 0;

	virtual void ServerModUpdatesStateL( const TDesC8& aCmd, SmlGenericCmd_t* aContent ) =0;

	virtual void DataUpdateStatusStartingMessageStateL() = 0;

	//

	// Pure virtual Nonce read/update functions

	//

	virtual HBufC* NonceL() const = 0;

	virtual void SetNonceL( const TDesC& aNonce ) const = 0;

	//

	// Pure virtual Sync Log functions

	//

	virtual void FinalizeSyncLog() = 0;

	//

	virtual void CheckCommandsAreReceivedL() = 0;

	//

	// Pure virtual authentication type update

	//

	virtual void SetAuthTypeL( TAuthenticationType aAuthType ) const = 0;

	//

	// Pure virtual Resource Freeing 

	//

	virtual void FreeResources() = 0;

	//

	// Pure virtual Error Handling functions

	//

	virtual void FinaliseWhenErrorL() = 0;

	//

	//

	IMPORT_C void ConstructL();

	//

	// Beginning state functions 

	//

	IMPORT_C void BeginningStateL();

	//			

	// Client Initialisation state functions 

	//

	IMPORT_C void ClientInitialisationStateL();

	IMPORT_C void InitStartingMessageStateBaseL();

	IMPORT_C virtual void InitAskingDeviceInfoStateL();

	//

	// Server Modifications state functions 

	//

	IMPORT_C void ServerModStartMessageStateL( SmlSyncHdr_t* aSyncHdr );

	IMPORT_C void ServerModStatusCmdStateL( SmlStatus_t* aStatus );

	IMPORT_C void ServerModAlertCmdStateL( SmlAlert_t* aAlert );

	IMPORT_C void ServerModEndMessageStateL( TBool aFinal );

	//

	// Data Update Status state functions

	//

	IMPORT_C void DataUpdateStatusStateL();

	IMPORT_C void DataUpdateStatusStartingMessageStateBaseL();

	IMPORT_C virtual void DataUpdateStatusMakingMapStateL();

	IMPORT_C virtual void DataUpdateStatusMakingResultsStateL();

	//

	// Result Alert state functions 

	//

	IMPORT_C void ResultAlertStateL();

	//

	// Client Alert For Next state functions 

	//

	IMPORT_C void ClientAlertNextStateL();

	IMPORT_C virtual void ClientAlertNextMakingMapStateL();

	//

	// Server Alert For Next state functions 

	//

	IMPORT_C void ServerAlertNextStateL();

	IMPORT_C void ServerAlertNextStartMessageStateL( SmlSyncHdr_t* aSyncHdr );

	IMPORT_C void ServerAlertNextStatusCmdStateL( SmlStatus_t* aStatus );

	IMPORT_C void ServerAlertNextAlertCmdStateL( SmlAlert_t* aAlert );

	IMPORT_C void ServerAlertNextEndMessageStateL( TBool aFinal );

	//

	// Sending state functions 

	//

	IMPORT_C void SendingStateL();

	//

	// Receiving state functions 

	//

	IMPORT_C  void ReceivingStateL();

	//

	// Status code check				

	//

	IMPORT_C TBool CheckStatusCodesAreReceivedL( TBool aFinal = ETrue );

	//

	// Authentication functions

	//

	IMPORT_C void SaveIfNonceL( const CNSmlResponseController& aResponseController, TInt aEntryID ) const;

	IMPORT_C TBool AuthenticationRequirementL( const CNSmlResponseController& aResponseController, TInt aEntryID );

	IMPORT_C virtual TPtrC ServerUserName() const;

	IMPORT_C virtual TPtrC ServerPassword() const;

	//

	// Free resources

	//

	IMPORT_C void FreeBaseResources();

	//

	private: //functions

	CNSmlAgentBase( const CNSmlAgentBase& aOther );

	CNSmlAgentBase& operator=( const CNSmlAgentBase& aOther );

    //

	// Beginning state functions 

	//

	void BeginConnectingStateL();  

    //			

	// Client Initialisation state functions 

	//

    void InitMakingStatusStateL(); 

	void InitEndingMessageStateL(); 

    //

	// Data Update Status state functions

	//

	void DataUpdateStatusMakingAlertStateL();  

	void DataUpdateStatusMakingStatusStateL(); 

	void DataUpdateStatusEndingMessageStateL(); 

	//

	// Result Alert state functions 

	//

	void ResultAlertStartingMessageStateL();  

	void ResultAlertAlertingStateL();          

	void ResultAlertEndingMessageStateL();      

	//

	// Client Alert For Next state functions 

	//

	void ClientAlertNextStartingMessageStateL();  

	void ClientAlertNextAlertingStateL();         

	void ClientAlertNextMakingStatusStateL();     

	void ClientAlertNextEndingMessageStateL();    

	//

	// Transport functions

	//

	void ConnectIssueL();		

	void ConnectDoneL();		

	void SendDataIssueL();

	void SendDataDoneL();

	void ReceiveDataIssueL();

	void ReceiveDataDoneL();

	void Disconnect();

	//

	// Error Handling functions

	//

	void ErrorHandling( TInt aErrorCode );  

	public:     // Data

	//Rnd_AutoRestart

	TBool iPacketDataUnAvailable;

	TUint32 iNetmonAPId;

	TApBearerType iNetmonAPBearerType;

	//Rnd_AutoRestart

    protected:    // Data	

	//

    // State codes

	//

	TMainState iCurrMainState;

	TMainState iPrevSyncState;

	TBeginningState iCurrBeginningState;

	TClientInitState iCurrClientInitState;

	TServerModificationsState iCurrServerModState;

	TDataUpdateStatusState iCurrDataUpdateStatusState;

	TResultAlertState iCurrResultAlertState;

	TClientAlertNextState iCurrClientAlertNextState;

	TServerAlertNextState iCurrServerAlertNextState;

	//

	TRequestStatus* iCallerStatus;

	//	

	// IMEI code

	HBufC* iImeiCode;

	// Switch for autenthication

	TBool iAlreadyAuthenticated;

	// Switch for challenge request 

	TBool iChallengeRequest;

	// Switch for MD5 challenge request 

	TBool iMD5AlreadyRequested;

	// switch for asynchronous issues

	TBool iCommandIssued;

	// switch for checking SyncML version

	TBool iVersionIsChecked;

	// MaxMsgSize in a server 

	TInt iMaxMsgSizeInServer;

	// switch for Busy Status

	TBool iBusyStatusReceived;

	// switch for Result Alert

	TBool iResultAlertIssued;

	// switch for full workspace buffer

	TBool iBufferFull;

	// switch for final

	TBool iFinalMessageFromClient;

	// switch for Data Update Status package;

	TBool iStatusPackage;

	// switchs for end 

	TBool iEnd;

	TBool iCancelForced;

	// Common settings data

	TSmlProfileId iProfileID;

	HBufC* iSyncMLUserName;

	HBufC* iSyncMLPassword;

	HBufC* iSyncHTTPAuthUserName;	

	HBufC* iSyncHTTPAuthPassword;	

	TInt iSyncHTTPAuthUsed;			

	CNSmlURI* iSyncServer;

	TUid iMediumType;

	TInt iIAPId;

    CArrayFixFlat<TUint32>* iIAPIdArray;

	// Sync Initiation 

	TNSmlSyncInitiation iSyncInitiation;

	// SyncML MIME type;

	HBufC8* iSyncMLMIMEType;

	// Result Alert code

	HBufC8* iResultAlertCode;

	// End of Data Alert code

	HBufC8* iEndOfDataAlertCode;

    // Session Abort Alert code (DM Only)

	HBufC8* iSessionAbortAlertCode;

	// Next Message Alert code

	HBufC8* iNextMessageCode;

	// Switch for end of data alert

	TBool iEndOfDataAlertRequest;

	// Switch for session abort alert (DM Only)

	TBool iSessionAbortAlertRequest; 

	// Counter for nested Atomics

	TInt iNestedAtomicsCount;

    // 

	TBool iCallbackCalled;

	//

	// Used classes

	//

	CSyncMLHistoryJob* iSyncLog;

	//

	// Owned classes

	//

	CNSmlCmdsBase* iSyncMLCmds;

	TNSmlError* iError;

	//

	// Owned classes

	//

	CNSmlTransport* iTransport; 

	private:    // Data

	// Reserved to maintain binary compability

	CNSmlFutureReservation* iReserved;

	TPtr8 iBufferArea;

	TInt iSendRetries;

	// for module test

#ifdef __NOTRANSPORT

	TInt iTestCounter;

#endif

	};

#endif // __NSMLAGENTBASE_H__

// End of File