ip/tunnel.h

   1 /*
   2  * Copyright (C)2006 USAGI/WIDE Project
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, see <http://www.gnu.org/licenses>.
  16  */
  17 /*
  18  * Author:
  19  *      Masahide NAKAMURA @USAGI
  20  */
  21 #ifndef __TUNNEL_H__
  22 #define __TUNNEL_H__ 1
  23
  24 #include <stdbool.h>
  25 #include <linux/types.h>
  26
  27 struct rtattr;
  28 struct ifinfomsg;
  29
  30 extern struct rtnl_handle rth;
  31
  32 struct tnl_print_nlmsg_info {
  33         const struct ifinfomsg *ifi;
  34         const void *p1;
  35         void *p2;
  36
  37         void (*init)(const struct tnl_print_nlmsg_info *info);
  38         bool (*match)(const struct tnl_print_nlmsg_info *info);
  39         void (*print)(const void *t);
  40 };
  41
  42 int do_tunnels_list(struct tnl_print_nlmsg_info *info);
  43
  44 const char *tnl_strproto(__u8 proto);
  45
  46 int tnl_get_ioctl(const char *basedev, void *p);
  47 int tnl_add_ioctl(int cmd, const char *basedev, const char *name, void *p);
  48 int tnl_del_ioctl(const char *basedev, const char *name, void *p);
  49 int tnl_prl_ioctl(int cmd, const char *name, void *p);
  50 int tnl_6rd_ioctl(int cmd, const char *name, void *p);
  51 int tnl_ioctl_get_6rd(const char *name, void *p);
  52 __be32 tnl_parse_key(const char *name, const char *key);
  53 void tnl_print_encap(struct rtattr *tb[],
  54                      int encap_type, int encap_flags,
  55                      int encap_sport, int encap_dport);
  56 void tnl_print_endpoint(const char *name,
  57                         const struct rtattr *rta, int family);
  58 void tnl_print_gre_flags(__u8 proto,
  59                          __be16 i_flags, __be16 o_flags,
  60                          __be32 i_key, __be32 o_key);
  61
  62 #endif