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:   SUPL Server startup code

    15 *

    16 */

    17 

    18 

    19 

    20 #include <e32base.h>

    21 #include <e32math.h>

    22 

    23 #include "epos_suplnetworkipc.h"

    24 #include "epos_suplnetworkserverstart.h"

    25 #include "epos_suplnetwork.h"

    26 

    27 #ifdef _DEBUG

    28 #include <e32debug.h>

    29 #endif

    30 _LIT(KSuplServerStartupSemaphoreName, "SuplServerStartupSem");

    31 

    32 /**

    33  * Start the server process/thread which lives in an EPOCEXE object.

    34  *

    35  * \internal

    36  * @return KErrNone if successful, any other error code otherwise

    37  */

    38 TInt RSuplNetworkServer::StartServer()

    39     {

    40     TRequestStatus started;

    41     TInt ret;

    42 

    43     RSemaphore startupSemaphore;

    44     ret = startupSemaphore.CreateGlobal( KSuplServerStartupSemaphoreName, 0 );

    45 

    46     if ( ret == KErrAlreadyExists )

    47         {

    48         // The server is starting up, but has not yet started 

    49         startupSemaphore.OpenGlobal( KSuplServerStartupSemaphoreName );

    50         // wait until the server has started up, Max 5 secs.

    51         TInt err = startupSemaphore.Wait(5000000); 

    52         startupSemaphore.Close();

    53         if (err != KErrNone)

    54         	return err;

    55         else

    56         	return ret;

    57         }

    58 

    59 #ifdef _DEBUG

    60     RDebug::Print(_L("SuplNetworkApi: Starting SUPL Server..."));

    61 #endif

    62     const TUidType serverUid(KNullUid, KNullUid, KSuplServerUid3);

    63 

    64     // Simultaneous launching of two such processes should be detected 

    65     // when the second one attempts to create the server object, 

    66     // failing with KErrAlreadyExists.

    67     //

    68     RProcess server;

    69     ret = server.Create(KSuplServerImg, KNullDesC, serverUid);

    70 

    71     if (ret != KErrNone)

    72         {

    73 #ifdef _DEBUG

    74         RDebug::Print(_L("SuplApi: server start failed %d"), ret);

    75 #endif

    76         startupSemaphore.Close();

    77         return ret;

    78         }

    79 

    80     TRequestStatus died;

    81     server.Rendezvous(died);

    82 

    83     if (died != KRequestPending)

    84         {

    85         // logon failed - server is not yet running, so cannot have terminated

    86         User::WaitForRequest(died); // eat signal

    87         server.Kill(0);                         // abort startup

    88         }

    89     else

    90         {

    91         server.Resume();

    92         }

    93     User::WaitForRequest(died);                // wait for start or death

    94 

    95     // we can't use the 'exit reason' if the server panicked as this

    96     // is the panic 'reason' and may be '0' which cannot be distinguished

    97     // from KErrNone

    98     ret = (server.ExitType() == EExitPanic) ? KErrGeneral : died.Int();

    99     server.Close();

   100     startupSemaphore.Wait();

   101     startupSemaphore.Close();

   102     return ret;

   103     }

   104 

   105 //

   106 // End of file