1 /*

     2 * Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   Class for doing asynchronous service.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_COMASUPLCONNREQUESTOR_H

    21 #define C_COMASUPLCONNREQUESTOR_H

    22 

    23 #include <e32base.h>

    24 

    25 #include "epos_csuplconnection.h"

    26 #include "epos_comasupluicompletionobserver.h" 

    27 #include "epos_momasupldialogtimeoutnotifier.h"

    28 

    29 class CSuplCommunicationManager;

    30 class MOMASuplConnObserver;

    31 class CSuplSettings;

    32 class COMASuplTrace;

    33 class COMASuplFallBackHandler;

    34 class COMASUPLProtocolManager2;

    35 class COMASuplDialogTimer;

    36 /**

    37  *  Class for doing asynchronous service  i.e. used for Sending Packet to Socket.	

    38  *

    39  *  @lib eposomasuplprotocolhandler.lib

    40  *  @since S60 v3.1

    41  */

    42  

    43 class COMASuplConnRequestor : public CActive, 

    44                               public MOMASuplUICompletionObserver,  

    45                               public MOMASuplDialogTimeOutNotifier

    46 {

    47 

    48 	enum TConnState

    49 	    {

    50 		  EConnecting,

    51 		  EConnectionDone,

    52 	      ESending,

    53 	      EInitilizeSetting

    54 		};

    55 

    56 	public :  // Constructor 

    57 	

    58 		/**

    59 		* NewL Method.

    60 		* @since Series 60 3.1

    61 		* @param MEventCompletionObserver

    62 		* @return Instance of COMASuplAOOperation

    63 		*/ 

    64 		

    65 		/*

    66 		static COMASuplConnRequestor* NewL(CSuplCommunicationManager& aCommMgr, const TDesC8& aHostAddr,

    67 										   TInt aIAPId, TUint aPort, MOMASuplConnObserver& aObserver);

    68 		*/										   

    69 		static COMASuplConnRequestor* NewL(CSuplCommunicationManager& aCommMgr,COMASUPLProtocolManager2& aProtoMgr,TUint aPort,MOMASuplConnObserver& aObserver);										   

    70 		

    71 		/**

    72 		* Destructor.

    73 		*/

    74 		~COMASuplConnRequestor();

    75 		

    76 	public :		

    77 	

    78 		/**

    79 		* CreateConnection Method. Creates the Socket required to

    80 		* communicate with the SLP

    81 		* @since Series 60 3.1

    82 		* @param None

    83 		* @return None

    84 		*/ 

    85 		void CreateConnectionL(TBool aTriggerSession);

    86 		

    87 		/**

    88 		 * CreateConnection Method Overload. Creates the Socket required to

    89 		 * communicate with the SLP. Called in case of NI case.

    90 		 * @since 

    91 		 * @param None

    92 		 * @return None

    93 		 */ 

    94 		void CreateConnectionL(TInt aDialogTimeOutDelay, TBool aTriggerSession);

    95 		

    96 		/**

    97 		* SendPacket Method.

    98 		* @since Series 60 3.1

    99 		* @param aConnection, for sending Packet

   100 		* @param aPacket, Packet

   101 		* @return None

   102 		*/ 

   103 		void SendPacket(const TDesC8& aPacket);

   104 

   105 		/**

   106 		* OpenConnection Method.,It Connects to SLP

   107 		* @since Series 60 3.1

   108 		* @param None

   109 		* @return None

   110 		*/ 

   111 		void OpenConnection();

   112 		

   113 		/**

   114 		* ListenToMessages Method.Start listening to Messages

   115 		* @since Series 60 3.1

   116 		* @param None

   117 		* @return None

   118 		*/ 

   119 		void ListenToMessages();

   120 		

   121 		/**

   122 		* CloseConnection Method.Destroys the socket to SLP

   123 		* @since Series 60 3.1

   124 		* @param None

   125 		* @return None

   126 		*/ 

   127 		void CloseConnection();

   128 		

   129 		/**

   130 		* GetLocalIPAddress Method.

   131 		* @since Series 60 3.1

   132 		* @param aAddress, TInetAddr 

   133 		* @return None

   134 		*/ 

   135 		TInt GetLocalIPAddress(TInetAddr& aAddress);

   136 		

   137 		/**

   138 		* GetLocalIPAddress Method.

   139 		* @since Series 60 3.1

   140 		* @param aAddress, TInetAddr 

   141 		* @return None

   142 		*/ 

   143 		void CancelReadOperation();

   144 		

   145 		/**

   146 		* SetIAPID Method.

   147 		* @since Series 60 3.1

   148 		* @param aIAPID, 

   149 		* @return None

   150 		*/ 

   151 		void SetIAPID(TInt aIAPID);

   152 

   153 	/**

   154 		* IsHslpGenerated Method,checks if Hslp address is NULL. 

   155 		* @since S60 3.1

   156 		* @param None

   157 		* @return None

   158 		*/ 

   159 	

   160 		void IsHslpGenerated(TBool aIsGenerated);

   161 

   162        /**

   163 		* IsHslpAddrFromImsiUsed Method,checks if Hslp address is used for connection is from IMSI. 

   164 		* @since S60 3.2

   165 		* @param None

   166 		* @return None

   167 		*/ 

   168         TBool IsHslpAddrFromImsiUsed();

   169         

   170         void SetDefaultParametersL(const TDesC& aClientProvidedHSLPAddress,TBool aFallBackAllowed);	

   171         

   172         void GetUsedServerAddress(TDes& aHSLPAddressUsed);

   173         

   174         void SettingsUICompletedL(TInt aError);

   175         void SettingsUsageUICompletedL(TInt /*aError*/) {}

   176         void SettingsTimeOutUICompletedL(TInt /*aError*/) {}

   177         TBool ConvertIAPNameToIdL(const TDesC& aIAPName, TUint32& aIAPId);

   178         void UpdateNetInfo(const TTime& aLastTimeUsed,TInt& aMcc,TInt& aMnc,

   179 							              TInt& aCid,TInt& aLac,TInt& aType,TInt& aErrorCode);

   180 				

   181 				void UseDefaultServerL();	            

   182 				void UseServerL(const TDesC& aClientProvidedHSLPAddress);  

   183 				void UpdateSLPListForHomeUsage(TBool aHomeNetwork);

   184 

   185         TUint GetPortNumber();

   186 	private : 

   187 		//Constuctor

   188 		/*

   189 		COMASuplConnRequestor(CSuplCommunicationManager& aCommMgr, 

   190 							  TInt aIAPId, TUint aPort, MOMASuplConnObserver& aObserver);

   191 		*/							  

   192 											 

   193 		COMASuplConnRequestor(CSuplCommunicationManager& aCommMgr,

   194 							   COMASUPLProtocolManager2& aProtoMgr,

   195 					  			TUint aPort,

   196 					  		   MOMASuplConnObserver& aObserver);

   197 		/**

   198 		* By default Symbian 2nd phase constructor is private.

   199 		*/

   200 		//void ConstructL(const TDesC8& aHostAddr);

   201 		void ConstructL();

   202 		

   203 	private :		

   204 	

   205 		

   206 		/**

   207 		* InitilizeSetting Method,Initilize Supl Settings. 

   208 		* @since S60 3.1

   209 		* @param None

   210 		* @return None

   211 		*/ 

   212 		void InitilizeSetting();

   213 		

   214 		void SaveAccessPoint(const TDesC& aIapName);

   215 

   216 		/**

   217 		 * Dialog Timeout Notifier Method.

   218 		 * @since Series 60 9.1 TB

   219 		 * @param None

   220 		 * @return None

   221 		 */

   222 		virtual void DialogTimerExpiredL();	

   223   	protected :  // Functions from CActive

   224       /**

   225       * From CActive 

   226       * To handle request completion

   227       */

   228       void RunL();

   229       

   230       /**

   231       * From CActive 

   232       * To cancel the asynchronous requests

   233       */

   234    		void DoCancel();  

   235       /**

   236       * From CActive 

   237       * To handle errors in asynchronous requests

   238       */

   239    		TInt RunError(TInt aError);

   240      

   241 	private : //Data

   242 	

   243 			//Connection State

   244 			TConnState iState;

   245 			

   246 			// Communication Manager Reference

   247 			CSuplCommunicationManager& iCommMgr;

   248 			

   249            // Reference to protocol manager to invoke settings UI

   250             COMASUPLProtocolManager2& iProtocolManager;

   251 

   252 

   253 			

   254 			// Connection Object

   255 			CSuplConnection *iConnection;

   256 

   257 			// A String buffer holding the IP Address in String Format

   258 			TBuf <KMaxHostAddressLen> iHostAddress;

   259 			

   260 			// An unsigned integer hodling the port with which 

   261 			// connection has to be made

   262 			TUint iPort;

   263 			

   264 			// IAP ID

   265 			TUint32 iIAPId;

   266 			

   267 			// TLS

   268 			TBool iTls;

   269 			

   270 			// PSKTLS

   271 			TBool iPskTls;

   272 			

   273 			// Active Object Observer

   274 			MOMASuplConnObserver& iObserver;      

   275 			

   276 			//For trying for once with newly generated HSLP.

   277 			TBool iTLSAuthenticationFailed;

   278 			

   279 			//SUPLSettings

   280 			CSuplSettingsInternal *iSuplSettings;

   281 			

   282 			//Trace Utility

   283 			COMASuplTrace* iTrace;

   284 			TBool iIsHSLPGenerated;

   285             TBool iHslpAddrFromImsiUsed;

   286             

   287             TInt iLastConnectionError;

   288             

   289             COMASuplFallBackHandler* iFallBackHandler;

   290             

   291             TBool iIsSettingInitilized;

   292             

   293             TInt64 iCurrentSLPId;

   294             

   295             COMASuplDialogTimer* iDialogTimer;

   296             

   297             TBool iIapDialogShown;

   298             

   299             TBool iIapDlgTimerExpired;

   300             

   301             TBool iIsTimeoutDialogTimerStarted;

   302 

   303 };

   304 

   305 #endif //C_COMASUPLCONNREQUESTOR_H