zebra/rt_netlink.h

   1 /* Header file exported by rt_netlink.c to zebra.
   2  * Copyright (C) 1997, 98, 99 Kunihiro Ishiguro
   3  *
   4  * This file is part of GNU Zebra.
   5  *
   6  * GNU Zebra is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * GNU Zebra is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GNU Zebra; see the file COPYING.  If not, write to the Free
  18  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19  * 02111-1307, USA.
  20  */
  21
  22 #ifndef _ZEBRA_RT_NETLINK_H
  23 #define _ZEBRA_RT_NETLINK_H
  24
  25 #ifdef HAVE_NETLINK
  26
  27 #define NL_PKT_BUF_SIZE         8192
  28 #define NL_DEFAULT_ROUTE_METRIC 20
  29
  30 extern int
  31 addattr32 (struct nlmsghdr *n, unsigned int maxlen, int type, int data);
  32 extern int
  33 addattr_l (struct nlmsghdr *n, unsigned int maxlen, int type, void *data, int alen);
  34
  35 extern int
  36 rta_addattr_l (struct rtattr *rta, int maxlen, int type, void *data, int alen);
  37
  38 extern const char *
  39 nl_msg_type_to_str (uint16_t msg_type);
  40
  41 extern const char *
  42 nl_rtproto_to_str (u_char rtproto);
  43
  44 extern int interface_lookup_netlink (struct zebra_ns *zns);
  45 extern int netlink_route_read (struct zebra_ns *zns);
  46
  47 #endif /* HAVE_NETLINK */
  48
  49 #endif /* _ZEBRA_RT_NETLINK_H */