// Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// Interface class for XTI IF.
#ifndef __TRACECOREXTIIF_H__
#define __TRACECOREXTIIF_H__
// Include files
#include <kernel/kernel.h>
#include <TraceCoreMediaPlugin.h>
#include "TraceCoreMediaIf.h"
/**
* Interface class for XTI
*/
NONSHARABLE_CLASS( DTraceCoreXtiIf ) : public DTraceCoreMediaPlugin
{
public:
/**
* Constructor
*/
DTraceCoreXtiIf();
/**
* Destructor
*/
~DTraceCoreXtiIf();
/**
* Initializes this interface
*/
TInt Init( );
/**
* Sends a message
*
* @param aMessage The message to be sent
*/
TInt Send( TTraceMessage &aMessage );
/**
* Called by TraceCore to send a message out
*/
virtual TInt SendMessage( TTraceMessage &aMsg );
private:
/**
* Starts a timer which calls XtiRegister
*/
void StartTimer();
/**
* Timer callback function, register trace core to XTI driver
*/
static void XtiRegister( TAny* aPtr );
/**
* Called from the static timer callback function to perform registration
*/
void XtiRegister();
/**
* DFC function for incoming data from XTI driver
*/
static void ReceiveDfc( TAny* aPtr );
/**
* Called from the static DFC function to process incoming data
*/
void ReceiveDfc();
/**
* Add registering to own Dfc
*/
static void XtiRegisterDfc( TAny* aPtr );
/**
* Forwards incoming message to callback
*/
void NotifyCallback();
/**
* Sends message to XTI
*
* @param aMsg Message to be sent.
* @return KErrNone if send successful
*/
void SendData( TTraceMessage& aMsg );
private:
/**
* DFC which is used for incoming ISI-messages
*/
TDfc iReceiveDfc;
/**
* DFC which is used to receive data from XTI driver
*/
TDfc iXtiRegisterDfc;
/**
* Timer which is used for registration to XTI driver
*/
TTickLink iXtiRegisterTimer;
/**
* ISA Kernel IF Initialisation status
*/
TInt iStatus;
/**
* Length variable for ISA Kernel interface usage
*/
TUint16 iNeededLength;
/**
* Buffer for sending data
**/
TBuf8< 8204 > iSendBuffer;
/**
* Buffer for incoming data
**/
TBuf8< 8204 > iReceiveBuffer;
};
#endif // __TRACECOREXTIIF_H__
// End of File