multimediacommsengine/mmcecli/src/mcedatasender.cpp
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     1 /*
       
     2 * Copyright (c) 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:    
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 // INCLUDE FILES
       
    21 #include "mceclilogs.h"
       
    22 #include "mcedatasender.h"
       
    23 
       
    24 
       
    25 // ============================ MEMBER FUNCTIONS ===============================
       
    26 
       
    27 // -----------------------------------------------------------------------------
       
    28 // CMceDataSender::CMceDataSender
       
    29 // -----------------------------------------------------------------------------
       
    30 //
       
    31 CMceDataSender::CMceDataSender( )
       
    32 	: CActive( EPriorityStandard ), iReady( EFalse )
       
    33 	{
       
    34 	CActiveScheduler::Add(this);
       
    35 	}
       
    36 
       
    37 // -----------------------------------------------------------------------------
       
    38 // CMceDataSender::ConstructL
       
    39 // -----------------------------------------------------------------------------
       
    40 //
       
    41 void CMceDataSender::ConstructL()
       
    42     {
       
    43     MCECLI_DEBUG("CMceDataSender::ConstructL, Entry");
       
    44     
       
    45     TBuf16<30> aMessageBuffer(_L("RecvQueueForMCCMSRP"));
       
    46     
       
    47     TInt aNo = AssignNameToMessageQueueL(aMessageBuffer);
       
    48     aMessageBuffer.AppendNum(aNo);
       
    49     
       
    50     User::LeaveIfError(iMsgQueue.OpenGlobal(aMessageBuffer));
       
    51     MCECLI_DEBUG("CMceDataSender::ConstructL, Exit");
       
    52     }
       
    53 
       
    54 // -----------------------------------------------------------------------------
       
    55 // CMceDataSender::NewL
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 CMceDataSender* CMceDataSender::NewL( )
       
    59     {
       
    60     CMceDataSender* self = 
       
    61     	new ( ELeave ) CMceDataSender();
       
    62     CleanupStack::PushL( self );
       
    63     self->ConstructL();
       
    64     CleanupStack::Pop( self );
       
    65     return self;
       
    66     }
       
    67 
       
    68 // -----------------------------------------------------------------------------
       
    69 // CMceDataSender::Send
       
    70 // -----------------------------------------------------------------------------
       
    71 //
       
    72 void CMceDataSender::Send( const TDesC8& aData )
       
    73 	{	
       
    74 	TQueueBuffer buffer( aData );
       
    75 	
       
    76     TInt err = iMsgQueue.Send( buffer );
       
    77     
       
    78     if ( err == KErrOverflow )
       
    79         {
       
    80         if ( !IsActive() )
       
    81             {
       
    82             iBuffer.Copy( aData );            
       
    83             iMsgQueue.NotifySpaceAvailable( iStatus );    
       
    84     	    SetActive();
       
    85             }
       
    86         else
       
    87             {
       
    88             // TODO
       
    89             // BUFFER OR DROP
       
    90             }
       
    91         }
       
    92 	}
       
    93 
       
    94 TInt CMceDataSender::AssignNameToMessageQueueL(const TDes16 &aMessageBuffer)
       
    95     {
       
    96     MCECLI_DEBUG("CMceDataSender::AssignNameToMessageQueueL, Entry");
       
    97     // queue to be opened for Sending Data
       
    98     for(TInt i=1; i<=10; i++)
       
    99         {
       
   100         TBuf16<30> tempMessage1 = aMessageBuffer;
       
   101         tempMessage1.AppendNum(i);
       
   102         TInt err1 = iMsgQueue1.CreateGlobal(tempMessage1, 5, EOwnerProcess );
       
   103         if(err1 == KErrAlreadyExists)
       
   104             {
       
   105             TBuf16<30> tempMessage2 = aMessageBuffer;
       
   106             tempMessage2.AppendNum(i+1);
       
   107             TInt err2 = iMsgQueue2.CreateGlobal(tempMessage2, 5, EOwnerProcess );
       
   108             if(err2 == KErrNone)
       
   109                 {
       
   110                 iMsgQueue2.Close();
       
   111                 MCECLI_DEBUG_DVALUE("CMceDataSender::AssignNameToMessageQueueL, Entry", i);
       
   112                 return i;
       
   113                 }
       
   114             }
       
   115         else
       
   116             {
       
   117             iMsgQueue1.Close();
       
   118             }
       
   119         }
       
   120     return 0;
       
   121     }
       
   122 	
       
   123 // -----------------------------------------------------------------------------
       
   124 // CMceDataSender::~CMceDataSender
       
   125 // -----------------------------------------------------------------------------
       
   126 //
       
   127 CMceDataSender::~CMceDataSender()
       
   128     {
       
   129     Cancel();
       
   130 	iMsgQueue.Close();
       
   131     }
       
   132 
       
   133 // -----------------------------------------------------------------------------
       
   134 // CMceDataSender::DoCancel
       
   135 // -----------------------------------------------------------------------------
       
   136 //
       
   137 void CMceDataSender::DoCancel()
       
   138 	{
       
   139 	iMsgQueue.CancelSpaceAvailable();	
       
   140 	}
       
   141 
       
   142 // -----------------------------------------------------------------------------
       
   143 // CMceDataSender::RunL
       
   144 // -----------------------------------------------------------------------------
       
   145 //	
       
   146 void CMceDataSender::RunL()
       
   147 	{
       
   148     iMsgQueue.Send( iBuffer );
       
   149     iBuffer.Zero();
       
   150     }
       
   151 
       
   152 // -----------------------------------------------------------------------------
       
   153 // CMceDataSender::RunError
       
   154 // -----------------------------------------------------------------------------
       
   155 //	
       
   156 TInt CMceDataSender::RunError(TInt /*aError*/)
       
   157 	{
       
   158 	return KErrNone;
       
   159 	}