multimediacommscontroller/mmccanysourcesink/src/mccdatasender.cpp
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     1 /*
       
     2 * Copyright (c) 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 // INCLUDE FILES
       
    22 #include "mccanysourcesinklogs.h"
       
    23 #include "mccdatasender.h"
       
    24 
       
    25 
       
    26 // ============================ MEMBER FUNCTIONS ===============================
       
    27 
       
    28 // -----------------------------------------------------------------------------
       
    29 // CMccDataSender::CMccDataSender
       
    30 // -----------------------------------------------------------------------------
       
    31 //
       
    32 CMccDataSender::CMccDataSender( )
       
    33 	: CActive( EPriorityStandard ), iReady( EFalse )
       
    34 	{
       
    35 	CActiveScheduler::Add(this);
       
    36 	}
       
    37 
       
    38 // -----------------------------------------------------------------------------
       
    39 // CMccDataSender::ConstructL
       
    40 // -----------------------------------------------------------------------------
       
    41 //
       
    42 void CMccDataSender::ConstructL()
       
    43     {
       
    44     __ANYSOURCESINK_CONTROLL( "CMccDataSender::ConstructL" )
       
    45             
       
    46     TBuf16<30> aMessageBuffer(_L("SendQueueForMCCMSRP"));
       
    47     
       
    48     TInt aNo = AssignNameToMessageQueueL(aMessageBuffer);
       
    49     aMessageBuffer.AppendNum(aNo);
       
    50        
       
    51     
       
    52     TInt err = iSendMsgQueue.CreateGlobal(aMessageBuffer, 5, EOwnerProcess );
       
    53     if ( err )
       
    54         {
       
    55         User::LeaveIfError( iSendMsgQueue.OpenGlobal(aMessageBuffer));
       
    56         }
       
    57     }
       
    58 
       
    59 // -----------------------------------------------------------------------------
       
    60 // CMccDataSender::NewL
       
    61 // -----------------------------------------------------------------------------
       
    62 //
       
    63 CMccDataSender* CMccDataSender::NewL( )
       
    64     {
       
    65     __ANYSOURCESINK_CONTROLL( "CMccDataSender::NewL" )
       
    66     CMccDataSender* self = 
       
    67     	new ( ELeave ) CMccDataSender();
       
    68     CleanupStack::PushL( self );
       
    69     self->ConstructL();
       
    70     CleanupStack::Pop( self );
       
    71     return self;
       
    72     }
       
    73 
       
    74 TInt CMccDataSender::AssignNameToMessageQueueL(const TDes16 &aMessageBuffer)
       
    75     {
       
    76         __ANYSOURCESINK_CONTROLL( "CMccDataSender::AssignNameToMessageQueueL, Entry" )
       
    77     for(TInt i =1; i<=10; i++)
       
    78         {
       
    79         TBuf16<30> tempMessage1 = aMessageBuffer;
       
    80         tempMessage1.AppendNum(i);
       
    81         TInt err1 = iSendMsgQueue1.CreateGlobal(tempMessage1, 5, EOwnerProcess );
       
    82         
       
    83         if(err1 == KErrNone)
       
    84             {
       
    85             TBuf16<30> tempMessage2 = aMessageBuffer;
       
    86             tempMessage2.AppendNum(i+1);
       
    87             TInt err2 = iSendMsgQueue2.CreateGlobal(tempMessage2, 5, EOwnerProcess );
       
    88             
       
    89             if(err2 == KErrNone)
       
    90                 {
       
    91                 iSendMsgQueue1.Close();
       
    92                 iSendMsgQueue2.Close();
       
    93                 __ANYSOURCESINK_CONTROLL_INT1( "CMccDataSender::AssignNameToMessageQueueL", i )
       
    94                 return i;
       
    95                 }
       
    96             else
       
    97                 {
       
    98                 iSendMsgQueue1.Close();
       
    99                 }
       
   100             }
       
   101         }    
       
   102     return 0;
       
   103     }
       
   104 
       
   105 // -----------------------------------------------------------------------------
       
   106 // CMccDataSender::Send
       
   107 // -----------------------------------------------------------------------------
       
   108 //
       
   109 void CMccDataSender::Send( const TDesC8& aData )
       
   110 	{
       
   111     __ANYSOURCESINK_CONTROLL( "CMccDataSender::Send" )
       
   112 	TQueueBuffer buffer( aData );
       
   113 	
       
   114     TInt err = iSendMsgQueue.Send( buffer );
       
   115     
       
   116     if ( err == KErrOverflow )
       
   117         {
       
   118         if ( !IsActive() )
       
   119             {
       
   120             iBuffer.Copy( aData );            
       
   121             iSendMsgQueue.NotifySpaceAvailable( iStatus );    
       
   122     	    SetActive();
       
   123             }
       
   124         else
       
   125             {
       
   126             // TODO
       
   127             // BUFFER OR DROP
       
   128             __ANYSOURCESINK_CONTROLL( "CMccDataSender::Send, Dropping Packet" )
       
   129             }
       
   130         }
       
   131 	}
       
   132 	
       
   133 // -----------------------------------------------------------------------------
       
   134 // CMccDataSender::~CMccDataSender
       
   135 // -----------------------------------------------------------------------------
       
   136 //
       
   137 CMccDataSender::~CMccDataSender()
       
   138     {
       
   139     __ANYSOURCESINK_CONTROLL( "CMccDataSender::~CMccDataSender" )
       
   140     Cancel();
       
   141 	iSendMsgQueue.Close();
       
   142     }
       
   143 
       
   144 // -----------------------------------------------------------------------------
       
   145 // CMccDataSender::DoCancel
       
   146 // -----------------------------------------------------------------------------
       
   147 //
       
   148 void CMccDataSender::DoCancel()
       
   149 	{
       
   150     __ANYSOURCESINK_CONTROLL( "CMccDataSender::DoCancel" )
       
   151 	iSendMsgQueue.CancelSpaceAvailable();	
       
   152 	}
       
   153 
       
   154 // -----------------------------------------------------------------------------
       
   155 // CMccDataSender::RunL
       
   156 // -----------------------------------------------------------------------------
       
   157 //	
       
   158 void CMccDataSender::RunL()
       
   159 	{
       
   160     __ANYSOURCESINK_CONTROLL( "CMccDataSender::RunL" )
       
   161     iSendMsgQueue.Send( iBuffer );
       
   162     iBuffer.Zero();
       
   163     }
       
   164 
       
   165 // -----------------------------------------------------------------------------
       
   166 // CMccDataSender::RunError
       
   167 // -----------------------------------------------------------------------------
       
   168 //	
       
   169 TInt CMccDataSender::RunError(TInt /*aError*/)
       
   170 	{
       
   171 	return KErrNone;
       
   172 	}