/* 
 *  Ths code in this file is part of tcptrack. For more information see
 *    http://www.rhythm.cx/~steve/devel/tcptrack
 *
 *     Copyright (C) Steve Benson - 2003
 *
 *  tcptrack 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, or (at your
 *  option) any later version.
 *   
 *  tcptrack 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  
 */
#ifndef SNIFFER_H
#define SNIFFER_H 1

#define _BSD_SOURCE 1
#define _REENTRANT

#ifdef HAVE_PCAP_PCAP_H
#include <pcap/pcap.h>
#endif
#ifdef HAVE_PCAP_H
#include <pcap.h>
#endif

class Sniffer
{
public:
	Sniffer( PacketBuffer *pb, char *iface, char *fexp );
	void start();
	void stop();
	void run();
	void processPacket(const u_char *packet);
private:
	pthread_t sniffer_tid; // thread id of sniffer thread
	pcap_t *handle; // device handle, for net dev we're sniffing
	bool started;
	PacketBuffer *pb;
};

void handle_packet(u_char *other, const struct pcap_pkthdr *header, const u_char *packet);
void *sniffer_thread_func(void *);

#endif