1 /*

     2 * Copyright (c) 2006-2009 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:  An interface to Location Manager server

    15 *

    16 */

    17 

    18 #include <f32file.h>

    19 #include <s32mem.h>

    20 #include <data_caging_path_literals.hrh>

    21 

    22 #include <rlocationmanager.h>

    23 #include <locationeventdef.h>

    24 #include "locationmanagerdefs.h"

    25 #include "locationmanagerdebug.h"

    26 

    27 // --------------------------------------------------------------------------

    28 // LaunchServer

    29 // Launches the server.

    30 // --------------------------------------------------------------------------

    31 //

    32 TInt LaunchServer()

    33     {

    34     LOG( "RLocationManager::LaunchServer begin" );

    35     TParse parser;

    36     parser.Set( KLocServerFileName, &KDC_PROGRAMS_DIR, NULL );

    37 

    38     // DLL launch

    39     RProcess server;

    40     const TInt ret = server.Create( parser.FullName(), KNullDesC );

    41 

    42     if ( ret != KErrNone )  // Loading failed.

    43         {

    44         return ret;

    45         }

    46     

    47     TRequestStatus status( KErrNone );

    48     server.Rendezvous( status );

    49 

    50     if ( status != KRequestPending )

    51         {

    52         LOG( "RLocationManager::LaunchServer Failed" );

    53         server.Kill( 0 );     // Abort startup.

    54         server.Close();

    55         return KErrGeneral;

    56         }

    57     else

    58         {

    59         server.Resume();    // Logon OK - start the server.

    60         }

    61         

    62     User::WaitForRequest( status );

    63     server.Close();

    64     LOG( "RLocationManager::LaunchServer end" );

    65     return status.Int();    

    66     }

    67 

    68 // --------------------------------------------------------------------------

    69 // RLocationManager::RLocationManager

    70 // C++ Constructor

    71 // --------------------------------------------------------------------------

    72 //

    73 EXPORT_C RLocationManager::RLocationManager()

    74     {

    75     iNameBuf = NULL;

    76     }

    77 

    78 // --------------------------------------------------------------------------

    79 // RLocationManager::Connect

    80 // Creates connection to server

    81 // --------------------------------------------------------------------------

    82 //

    83 EXPORT_C TInt RLocationManager::Connect()

    84     {

    85     LOG( "RLocationManager::Connect(), begin" );

    86     TInt ret = CreateSession( KLocServerName, Version(), KSessionSlotCount);

    87     if ( ret != KErrNone )

    88         {

    89         ret = LaunchServer();

    90         if ( ret == KErrNone )

    91             {

    92             ret = CreateSession( KLocServerName, Version() );    

    93             }       

    94         }

    95     LOG( "RLocationManager::Connect(), end" );

    96     return ret;

    97     }

    98     

    99 // --------------------------------------------------------------------------

   100 // RLocationManager::Close

   101 // --------------------------------------------------------------------------

   102 //      

   103 EXPORT_C void RLocationManager::Close()

   104     {

   105     LOG( "RLocationManager::Close(), begin" );

   106     // close session    

   107     delete iNameBuf;

   108     iNameBuf = NULL;

   109     RSessionBase::Close();

   110     LOG( "RLocationManager::Close(), end" );

   111     }

   112 

   113 // --------------------------------------------------------------------------

   114 // RLocationManager::Version

   115 // Returns the version of Location Manager.

   116 // --------------------------------------------------------------------------

   117 //      

   118 TVersion RLocationManager::Version() const

   119     {

   120     return TVersion( KLocationManagerServerMajor, 

   121                      KLocationManagerServerMinor, 

   122                      KLocationManagerServerBuild );

   123     }

   124 

   125 // --------------------------------------------------------------------------

   126 // RLocationManager::CompleteRequest

   127 // Completes an asynchronous request with an error code.

   128 // --------------------------------------------------------------------------

   129 //      

   130 void RLocationManager::CompleteRequest( TRequestStatus& aStatus, TInt aError )

   131 	{

   132     TRequestStatus* status = &aStatus;

   133     User::RequestComplete( status, aError );

   134 	}

   135 

   136 

   137 //End of File