1 /*

     2 * Copyright (c) 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:   Base class for OMA SUPL SMS Listener implementations

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_COMASUPLSMSLISTENERBASE_H

    21 #define C_COMASUPLSMSLISTENERBASE_H

    22 

    23 #include <e32base.h>

    24 #include <e32std.h>

    25 #include <es_sock.h>

    26 #include <f32file.h>

    27 

    28 

    29 /**  WDP Port on which to listen for incoming messages */

    30 const TInt KWDPPort             = 7275;

    31 

    32 /**

    33  *  Base class for OMA SUPL SMS Listener implementations

    34  *  @since S60 v3.1

    35  */

    36 class COMASuplSmsListenerBase : public CActive

    37     {

    38 

    39 public:

    40 

    41     /**  

    42      * States of SMS Listener component 

    43      */

    44     enum TState

    45         {

    46         EIdle = 0, 

    47         EListening, 

    48         EAcknowledging,

    49         ESubscriptionActive,

    50         ESettingsInitialized,

    51         EComplete

    52         };

    53 

    54 public:

    55 

    56     /**

    57      * Destructor

    58      *

    59      */

    60     virtual ~COMASuplSmsListenerBase();

    61     

    62     /**

    63      * Listens for incoming SMS messages

    64      *

    65      * @since S60 v3.1

    66      */

    67     void ListenForSMSL();

    68     

    69 	/**

    70 	 * Wrapper function used for tracing

    71 	 *

    72 	 */

    73 	void Trace( const TDesC& aMessage, const TDesC& aFileName, TInt line );

    74     

    75 protected:

    76 

    77     /** 

    78      * Connection to Socket Server

    79      */

    80     RSocketServ 	            iSocketServer;

    81 

    82     /** 

    83      * Socket over which SMS is received

    84      */

    85     RSocket 		            iSocket;

    86 

    87     /**

    88      * Connection to File server required by CSMSMessage API

    89      */

    90     RFs 			            iFs;

    91 

    92     /** 

    93      * 

    94      */

    95     TPckgBuf<TUint>             iBuf;

    96 

    97     /** 

    98      * Current state transition

    99      */

   100     TState 			            iState;

   101     

   102 protected:

   103 

   104     /**

   105      * Constructor

   106      *

   107      */

   108     COMASuplSmsListenerBase();

   109     

   110 	/*

   111 	 * Forwards message to SUPL gateway

   112 	 *

   113 	 * @since S60 v3.1

   114 	 */

   115     void COMASuplSmsListenerBase::SendL( const TPtr8& aMessage );

   116 

   117     // from base class CActive    

   118     /**

   119      * Cancels outanding events

   120      *

   121      */	

   122 	void DoCancel();

   123 	

   124     /**

   125      * Event handling function

   126      *

   127      */	

   128 	void RunL();

   129 	

   130 private:

   131 

   132     /**

   133      * Associates the socket with a specific address family 

   134      * based on the implementation and binds the socket

   135      *

   136      * @since S60 v3.1

   137      */

   138     virtual void InitializeL()		= 0;

   139 

   140     /**

   141      * Extracts the payload from the received SMS message

   142      *

   143      * @since S60 v3.1

   144      */	

   145     virtual void ProcessMessageL()	= 0;

   146 

   147     };

   148 

   149 

   150 #include "epos_comasuplsmslistenerbase.inl"

   151 

   152 

   153 #endif  // C_COMASUPLSMSLISTENERBASE_H