pcap_driver.h

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/**
 * @file pcap_driver.h
 * @brief PCAP driver
 *
 * @section License
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.
 *
 * This file is part of CycloneTCP Open.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @author Oryx Embedded SARL (www.oryx-embedded.com)
 * @version 2.4.0
 **/
 
#ifndef _PCAP_DRIVER_H
#define _PCAP_DRIVER_H
 
//Dependencies
#include "core/nic.h"
 
//Maximum packet size
#ifndef PCAP_DRIVER_MAX_PACKET_SIZE
   #define PCAP_DRIVER_MAX_PACKET_SIZE 1536
#elif (PCAP_DRIVER_MAX_PACKET_SIZE < 1)
   #error PCAP_DRIVER_MAX_PACKET_SIZE parameter is not valid
#endif
 
//Maximum number of packets in the receive queue
#ifndef PCAP_DRIVER_QUEUE_SIZE
   #define PCAP_DRIVER_QUEUE_SIZE 64
#elif (PCAP_DRIVER_QUEUE_SIZE < 1)
   #error PCAP_DRIVER_QUEUE_SIZE parameter is not valid
#endif
 
//Receive timeout in milliseconds
#ifndef PCAP_DRIVER_TIMEOUT
   #define PCAP_DRIVER_TIMEOUT 1
#elif (PCAP_DRIVER_TIMEOUT < 1)
   #error PCAP_DRIVER_TIMEOUT parameter is not valid
#endif
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
//PCAP driver
extern const NicDriver pcapDriver;
 
//PCAP related functions
error_t pcapDriverInit(NetInterface *interface);
 
void pcapDriverTick(NetInterface *interface);
 
void pcapDriverEnableIrq(NetInterface *interface);
void pcapDriverDisableIrq(NetInterface *interface);
 
void pcapDriverEventHandler(NetInterface *interface);
 
error_t pcapDriverSendPacket(NetInterface *interface,
   const NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary);
 
error_t pcapDriverUpdateMacAddrFilter(NetInterface *interface);
 
void pcapDriverTask(NetInterface *interface);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif