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/*
*
* (C) 2015-22 - ntop.org
*
*
* 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 3 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _PACKET_DUMPER_TUNTAP_H_
#define _PACKET_DUMPER_TUNTAP_H_
#include "ntop_includes.h"
class PacketDumperTuntap {
private:
NetworkInterface *iface;
int fd;
u_int8_t mac_addr[6];
u_int16_t mtu;
char dev_name[15];
bool init_ok;
u_int32_t num_dumped_packets;
int getIPAddress(struct ifreq *ifr, char *if_name);
int getNetmask(struct ifreq *ifr, char *if_name);
int getHwAddress(struct ifreq *ifr, char *if_name);
void up();
public:
PacketDumperTuntap(NetworkInterface *i);
~PacketDumperTuntap();
int openTap(char *dev, /* user-definable interface name, eg. edge0 */
int mtu);
int readTap(unsigned char *buf, int len);
int writeTap(unsigned char *buf, int len, dump_reason reason,
unsigned int sampling_rate);
inline char *getName(void) { return((char*)dev_name); }
void closeTap();
u_int32_t get_num_dumped_packets(void) { return num_dumped_packets; }
void lua(lua_State *vm);
};
#endif /* _PACKET_DUMPER_TUNTAP_H_ */
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