multimediacommscontroller/mmccsubcontroller/src/mccqossockethandler.cpp
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     1 /*
       
     2 * Copyright (c) 2006-2007 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:    
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 // INCLUDES
       
    22 #include <es_sock.h>
       
    23 #include "mccqossockethandler.h"
       
    24 #include "mccqoslogging.h"
       
    25 
       
    26 
       
    27 // ============================ MEMBER FUNCTIONS ===============================
       
    28 
       
    29 // -----------------------------------------------------------------------------
       
    30 // CMccQosSocketHandler::CMccQosSocketHandler
       
    31 // C++ default constructor can NOT contain any code, that might leave.
       
    32 // -----------------------------------------------------------------------------
       
    33 //
       
    34 CMccQosSocketHandler::CMccQosSocketHandler( MMccQosEventObserver& aObserver,
       
    35     RSubConnection& aSubConnection, RSocket& aSocket ) : 
       
    36     CActive( EPriorityStandard ), 
       
    37     iPendingAction( ENoPendingAction ), 
       
    38     iEventObserver( aObserver ),
       
    39     iSubConnection( aSubConnection ),
       
    40     iSocket( aSocket )
       
    41     {
       
    42     CActiveScheduler::Add( this );
       
    43     }
       
    44 
       
    45 
       
    46 // -----------------------------------------------------------------------------
       
    47 // CMccQosSocketHandler::ConstructL
       
    48 // Symbian 2nd phase constructor can leave.
       
    49 // -----------------------------------------------------------------------------
       
    50 //
       
    51 void CMccQosSocketHandler::ConstructL()
       
    52     {
       
    53     __QOSLOG( "CMccQosSocketHandler::ConstructL" )
       
    54     
       
    55     iSubConnection.Add( iSocket, iStatus );
       
    56     SetActive();
       
    57     iPendingAction = EAddingSocket;
       
    58     }
       
    59 
       
    60 
       
    61 // -----------------------------------------------------------------------------
       
    62 // CMccQosSocketHandler::NewL
       
    63 // Two-phased constructor.
       
    64 // -----------------------------------------------------------------------------
       
    65 //
       
    66 CMccQosSocketHandler* CMccQosSocketHandler::NewL( 
       
    67     MMccQosEventObserver& aObserver,
       
    68     RSubConnection& aSubConnection,
       
    69     RSocket& aSocket )
       
    70     {
       
    71     __QOSLOG( "CMccQosSocketHandler::NewL" )
       
    72 
       
    73     CMccQosSocketHandler* self = NewLC( aObserver, aSubConnection, aSocket );
       
    74     CleanupStack::Pop( self );
       
    75     return self;
       
    76     }
       
    77 
       
    78 
       
    79 // -----------------------------------------------------------------------------
       
    80 // CMccQosSocketHandler::NewLC
       
    81 // Two-phased constructor.
       
    82 // -----------------------------------------------------------------------------
       
    83 //
       
    84 CMccQosSocketHandler* CMccQosSocketHandler::NewLC( 
       
    85     MMccQosEventObserver& aObserver,
       
    86     RSubConnection& aSubConnection,
       
    87     RSocket& aSocket )
       
    88     {
       
    89     __QOSLOG("CMccQosSocketHandler::NewLC")
       
    90 
       
    91     CMccQosSocketHandler* self = new ( ELeave ) CMccQosSocketHandler( aObserver,
       
    92         aSubConnection, aSocket );
       
    93     CleanupStack::PushL( self );
       
    94     self->ConstructL();
       
    95     return self;
       
    96     }
       
    97 
       
    98 
       
    99 // -----------------------------------------------------------------------------
       
   100 // CMccQosSocketHandler::~CMccQosSocketHandler
       
   101 // Destructor
       
   102 // -----------------------------------------------------------------------------
       
   103 //
       
   104 CMccQosSocketHandler::~CMccQosSocketHandler()
       
   105     {
       
   106     __QOSLOG( "CMccQosSocketHandler::~CMccQosSocketHandler" )
       
   107     Cancel();
       
   108     }
       
   109 
       
   110 
       
   111 // -----------------------------------------------------------------------------
       
   112 // CMccQosSocketHandler::RemoveSocketFromSubConn
       
   113 // Remove socket from subconnection and associate it with.
       
   114 // -----------------------------------------------------------------------------
       
   115 //    
       
   116 void CMccQosSocketHandler::RemoveSocketFromSubConn()
       
   117     {
       
   118     __QOSLOG_INT1("CMccQosSocketHandler::RemoveSocketFromSubConn pending: ",
       
   119         iPendingAction )
       
   120     
       
   121     // We cannot remove the socket unless the adding of the socket has
       
   122     // finished. Also if adding the socket failed, we should not try to remove
       
   123     // the socket as there is not socket to remove
       
   124     if ( ENoPendingAction == iPendingAction && KErrNone == iLastError )
       
   125         {
       
   126         iSubConnection.Remove( iSocket, iStatus );
       
   127         SetActive();
       
   128         iPendingAction = ERemovingSocket;
       
   129         }
       
   130     }
       
   131 
       
   132 
       
   133 // -----------------------------------------------------------------------------
       
   134 // CMccQosSocketHandler::DoCancel
       
   135 // Cancel any outstanding operation.
       
   136 // -----------------------------------------------------------------------------
       
   137 //
       
   138 void CMccQosSocketHandler::DoCancel()
       
   139     {
       
   140     __QOSLOG( "CMccQosSocketHandler::DoCancel" )
       
   141     
       
   142     RemoveSocketFromSubConn();
       
   143     }
       
   144 
       
   145 
       
   146 // -----------------------------------------------------------------------------
       
   147 // CMccQosSocketHandler::RunL
       
   148 // Handle completion of asynchronous requests to RSubConnection
       
   149 // -----------------------------------------------------------------------------
       
   150 //
       
   151 void CMccQosSocketHandler::RunL()
       
   152     {
       
   153     iLastError = iStatus.Int();
       
   154         
       
   155     __QOSLOG_INT1("CMccQosSocketHandler::RunL iLastError: ", iLastError )
       
   156     __QOSLOG_INT1("CMccQosSocketHandler::RunL iPendingAction: ",
       
   157         iPendingAction )
       
   158     __QOSLOG_INT1("CMccQosSocketHandler::RunL iAsyncDelete: ", iAsyncDelete )
       
   159     
       
   160     switch ( iPendingAction )
       
   161         {
       
   162         case EAddingSocket:
       
   163             iPendingAction = ENoPendingAction;
       
   164             break;
       
   165         case ERemovingSocket:
       
   166             iPendingAction = ENoPendingAction;
       
   167             break;
       
   168         case ENoPendingAction:
       
   169         default:
       
   170             User::Leave( KErrArgument );
       
   171             break;
       
   172         }
       
   173         
       
   174     if ( iAsyncDelete )
       
   175         {
       
   176         delete this;
       
   177         }
       
   178     }
       
   179 
       
   180 
       
   181 // -----------------------------------------------------------------------------
       
   182 // CMccQosSocketHandler::RunError
       
   183 // -----------------------------------------------------------------------------
       
   184 //
       
   185 TInt CMccQosSocketHandler::RunError( TInt aError )
       
   186     {
       
   187     __QOSLOG_INT1("CMccQosSocketHandler::RunError aError: ", aError )
       
   188     
       
   189     if ( KErrNoMemory == aError )
       
   190         {
       
   191         return aError;
       
   192         }
       
   193     else
       
   194         {
       
   195         
       
   196         #ifdef _DEBUG
       
   197 
       
   198         return aError;
       
   199         
       
   200         #else // UREL
       
   201 
       
   202         return KErrNone;
       
   203         
       
   204         #endif // _DEBUG
       
   205 
       
   206         }
       
   207     }
       
   208 
       
   209 
       
   210 // -----------------------------------------------------------------------------
       
   211 // CMccQosSocketHandler::AsyncDeleteNeeded
       
   212 // -----------------------------------------------------------------------------
       
   213 //
       
   214 void CMccQosSocketHandler::AsyncDeleteNeeded( TBool aAsyncDelete )
       
   215     {
       
   216     __QOSLOG_INT1("CMccQosSocketHandler::AsyncDeleteNeeded aAsyncDelete: ",
       
   217         aAsyncDelete )
       
   218     
       
   219     iAsyncDelete = aAsyncDelete;
       
   220     }
       
   221