1 // Copyright (c) 2007-2010 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 #ifndef _TRACECONNECTION_H_

    17 #define _TRACECONNECTION_H_

    18 

    19 #include <kernel/kernel.h>

    20 #include <TraceCoreSubscriber.h>

    21 

    22 /**

    23 

    24 Handles TraceCore connection

    25 

    26 */

    27 NONSHARABLE_CLASS(DTraceConnection) : public MTraceCoreNotificationReceiver, 

    28 									  public DTraceCoreSubscriber

    29     {

    30     public:

    31     DTraceConnection( );

    32     DTraceConnection( DTcChannel* aTCChannel );

    33     ~DTraceConnection();

    34     

    35     // Virtual from MTraceCoreNotificationReceiver. Called from TraceCore.

    36     void TraceActivated( TUint32 aComponentId, TUint16 aGroupId  );

    37     void TraceDeactivated( TUint32 aComponentId, TUint16 aGroupId  );

    38     

    39     // Called from DTcChannel

    40     TInt RegisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId );

    41     void UnregisterNotificationReceiver( TUint32 aComponentId, TInt32 aGroupId  );

    42     

    43     // From DTraceCoreSubscriber

    44     void MessageReceived( TTraceMessage &aMsg );

    45     

    46     TInt DoSendMessage( TTraceMessage &aMsg );

    47     

    48     private:

    49     DTcChannel* iTcChannel;

    50     

    51     };

    52 

    53 #endif /*_TRACECONNECTION_H_*/

    54