1 // Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include "mediaclientpolicyserversession.h"

    17 #include <e32std.h>

    18 #include "mediaclientvideotrace.h"

    19 

    20 // Policy Server EXE name

    21 _LIT( KIvePolicyServerImg, "ivepolicyserver" );

    22 

    23 // Policy Server thread name

    24 _LIT( KIvePolicyServerName, "!ivepolicyserver0x10204C27" ); 

    25 

    26 // Number of asynchronous message slots

    27 const TInt KIveAsyncMessageSlots = 1;

    28 

    29 static TInt StartServer()

    30     {

    31     DEBUG_PRINTF("medialclientsession StartServer +++");

    32     

    33     RProcess server;

    34     TInt error = server.Create(KIvePolicyServerImg, KNullDesC);

    35     if (error != KErrNone)

    36         {

    37         DEBUG_PRINTF2("medialclientsession StartServer server creation failed %d", error);

    38         return error;

    39         }

    40         

    41     TRequestStatus status;

    42 

    43     server.Rendezvous(status);

    44     if (status != KRequestPending)

    45         {

    46         server.Kill( 0 );

    47         // abort startup

    48         }

    49     else

    50         {

    51         server.Resume();

    52         // logon OK - start the server

    53         }

    54 

    55     User::WaitForRequest(status);

    56     // wait for start or death

    57     error = (server.ExitType() == EExitPanic) ? KErrGeneral : status.Int();

    58     server.Close();

    59    

    60     DEBUG_PRINTF(" medialclientsession StartServer ---");

    61     return error;

    62     }

    63 

    64 RMediaClientPolicyServerSession::RMediaClientPolicyServerSession():

    65     RSessionBase()

    66     {

    67     DEBUG_PRINTF(" RMediaClientPolicyServerSession::RMediaClientPolicyServerSession +++");

    68     DEBUG_PRINTF(" RMediaClientPolicyServerSession::RMediaClientPolicyServerSession ---");

    69     }

    70 

    71 TInt RMediaClientPolicyServerSession::Connect()

    72     {

    73     DEBUG_PRINTF(" RMediaClientPolicyServerSession::Connect +++");

    74     

    75     TInt error = KErrNone;

    76     for (TInt i = 0; i < 2; i++)

    77         {

    78         // Try to create session.

    79         error = CreateSession(KIvePolicyServerName, TVersion( 0, 0, 0 ), KIveAsyncMessageSlots);

    80 

    81         if (error != KErrNotFound && error != KErrServerTerminated) 

    82             {

    83             DEBUG_PRINTF("RMediaClientPolicyServerSession::Connect Server found and session created."); 

    84             DEBUG_PRINTF2("RMediaClientPolicyServerSession::Connect --- returns %d", error);

    85             return error;

    86             }

    87   

    88         // If session failed, try to start server once.

    89         if (i == 0)

    90             {            

    91             DEBUG_PRINTF("RMediaClientPolicyServerSession::Connect StartServer");

    92             // Start server

    93             error = StartServer();                     

    94             if (error != KErrNone && error != KErrAlreadyExists)

    95                 {

    96                 DEBUG_PRINTF("RMediaClientPolicyServerSession::Connect Server startup failed.");

    97                 DEBUG_PRINTF2("RMediaClientPolicyServerSession::Connect --- returns %d", error);

    98                 return error;

    99                 }

   100             }

   101         else

   102             {

   103             DEBUG_PRINTF2("RMediaClientPolicyServerSession::Connect Session creation failed error %d", error);

   104             }

   105         }

   106     

   107     DEBUG_PRINTF2("RMediaClientPolicyServerSession::Connect --- returns %d", error);

   108     return error;

   109     }

   110 

   111 TInt RMediaClientPolicyServerSession::SendMessage( TInt aFunction, const TIpcArgs &aArgs ) const 

   112     {

   113     DEBUG_PRINTF("RMediaClientPolicyServerSession::SendMessage +++");

   114 

   115     TInt error = SendReceive( aFunction, aArgs );    

   116     

   117     DEBUG_PRINTF2("RMediaClientPolicyServerSession::SendMessage --- returns %d", error);

   118     return error;

   119     }