server/src/sniff.h

   1 /*
   2  *  tunnel6
   3  *  Copyright (C) 2010  Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 #ifndef _SNIFF_H
  21 #define _SNIFF_H
  22
  23 #include <net/if.h>
  24 #include <netinet/in.h>
  25 #include <linux/if_packet.h>
  26 #include "ipv6.h"
  27 #include "packet.h"
  28 #include "defaults.h"
  29
  30 struct netdev_t {
  31         int fd;         /* eth sniffing socket */
  32         int fd_raw;     /* RAW eth sender socket */
  33         int fd_raw2;    /* IPv6 eth sender socket */
  34         int fd_tun;     /* tunnel socket */
  35         char buf[DEFAULT_BUF_SIZE+1];
  36         ipv6_addr_t ip;
  37         mac_addr_t hwaddr;
  38         int ifindex;
  39         struct sockaddr_ll s_raw;
  40 };
  41
  42 extern int sniff_recv ();
  43 extern int sniff_send (char *packet, int packet_size);
  44 extern int sniff_send_ipv6 (char *packet, int packet_size);
  45 extern int sniff_init (char *dev);
  46
  47 #endif