/*

* Copyright (c) 2005-2009 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:  

* CUDPAirInterface

* Air Interface for the mobile termination. Sends and receives data over UDP

* sockets using addresses and ports specified.

*

*/

#ifndef __CUDPAIRINTERFACE_H__

#define __CUDPAIRINTERFACE_H__

/*******************************************************************************

 *

 * System Includes

 *

 ******************************************************************************/

#ifdef WIN32

#include <winsock2.h>

#else

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

#endif

/*******************************************************************************

 *

 * Local Includes

 *

 ******************************************************************************/

#include "MTInterfaces.h"

#include "CLog.h"

/*******************************************************************************

 *

 * Definitions

 *

 ******************************************************************************/

#define KPCKTBUFFSIZE ((1024)*64)

/*******************************************************************************

 *

 * Types

 *

 ******************************************************************************/

typedef enum

{

	AIE_NONE,

	AIE_RECEIVE_FAILED,

	AIE_SOCKET_FAILED,

	AIE_BIND_FAILED,

} TAirInterfaceError;

/*******************************************************************************

 *

 * Class Definition

 *

 ******************************************************************************/

class CUDPAirInterface : public IAirInterface

{

public:

	// Construction

	CUDPAirInterface( TPhoneData *aPhoneData, CLog *aLog  );

	virtual ~CUDPAirInterface();

	// Control

	TAirInterfaceError ListenOnInterface( int *aErrCode );

	int StopInterface();

	// Accessors

	void GetLocalAddress( struct sockaddr_in *aLocalAddress );

	void GetRemoteAddress( struct sockaddr_in *aRemoteAddress );

	void SetRemoteAddress( struct sockaddr_in aRemoteAddress );

	void SetDatalink( IProcessData *aProcessData );

	void SetFilter( IFilter *aFilter );

	// IAirInterface

	virtual TDataPathError SendPacket( char *data, int len, int *aErrCode );

private:

	int GetSocketError();

private:

	TPhoneData *iPhoneData;

	IProcessData *iProcessData;

	CLog *iLog;

	IFilter *iFilter;

	struct sockaddr_in iRemoteAddress;

	struct sockaddr_in iLocalAddress;

	char iPacketBuffer[KPCKTBUFFSIZE];

	int iSockIncoming;

	int iSockOutgoing;

	int iExitFlag;

	int iRemoteAddressValid;

};

#endif //__CUDPAIRINTERFACE_H__