contrib/fwd/src/fwd_addr.h

   1 /*
   2  * fwd - OpenWrt firewall daemon - header for rtnetlink communication
   3  *
   4  *   Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org>
   5  *
   6  * The fwd program is free software: you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License version 2
   8  * as published by the Free Software Foundation.
   9  *
  10  * The fwd 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.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with the fwd program. If not, see http://www.gnu.org/licenses/.
  17  */
  18
  19 #ifndef __FWD_ADDR_H__
  20 #define __FWD_ADDR_H__
  21
  22 #include <netinet/in.h>
  23 #include <sys/socket.h>
  24 #include <sys/ioctl.h>
  25 #include <net/if.h>
  26 #include <linux/netlink.h>
  27 #include <linux/rtnetlink.h>
  28 #include <arpa/inet.h>
  29
  30
  31 struct fwd_addr_list {
  32         char ifname[IFNAMSIZ];
  33         char label[IFNAMSIZ];
  34         int family;
  35         int index;
  36         unsigned int prefix;
  37         union {
  38                 struct in_addr v4;
  39                 struct in6_addr v6;
  40         } ipaddr;
  41         struct fwd_addr_list *next;
  42 };
  43
  44
  45 struct fwd_addr_list * fwd_get_addrs(int, int);
  46 struct fwd_addr_list * fwd_append_addrs(struct fwd_addr_list *, struct fwd_addr_list *);
  47 void fwd_free_addrs(struct fwd_addr_list *);
  48
  49 #define fwd_foreach_addrs(head, entry) for(entry = head; entry; entry = entry->next)
  50
  51 #endif
  52