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* Style varied wildly between files and within files.
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71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/* This file is part of Netsukuku
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* (c) Copyright 2005 Andrea Lo Pumo aka AlpT <alpt@freaknet.org>
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*
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* This source code is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*
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* This source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* Please refer to the GNU Public License for more details.
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*
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* You should have received a copy of the GNU Public License along with
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* this source code; if not, write to:
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* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef IPTUNNEL_H
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#define IPTUNNEL_H
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#include "if.h"
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#define DEFAULT_TUNL_PREFIX "tunl"
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#define DEFAULT_TUNL_NUMBER 0 /* The permanent tunl0 device */
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#define DEFAULT_TUNL_IF "tunl0"
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#define NTK_TUNL_PREFIX "ntk_tunl"
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/* Usage: printf(TUNL_STRING, TUNL_NUMBER("tunl", x)); */
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#define TUNL_STRING "%s%d"
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#define TUNL_N(prefix, x) prefix, x
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#define MAX_TUNNEL_IFS 24 /* it must be >= MAX_MULTIPATH_ROUTES,
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since in igs.c we are using a tunnel
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for each nexthop inet-gw */
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/*
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* * Globals * *
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*/
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interface tunnel_ifs[MAX_TUNNEL_IFS];
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/*
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* Functions declaration
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*/
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int tunnel_add(inet_prefix * remote, inet_prefix * local, char *dev,
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char *tunl_prefix, int tunl_number);
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int tunnel_change(inet_prefix * remote, inet_prefix * local, char *dev,
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char *tunl_prefix, int tunl_number);
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int tunnel_del(inet_prefix * remote, inet_prefix * local, char *dev,
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char *tunl_prefix, int tunl_number);
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int tun_add_tunl(interface * ifs, char *tunl_prefix, u_char tunl_number);
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int tun_del_tunl(interface * ifs, char *tunl_prefix, u_char tunl_number);
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void init_tunnels_ifs(void);
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int set_tunnel_ip(char *tunl_prefix, int tunl_number,
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inet_prefix * tunl_ip);
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int first_free_tunnel_if(void);
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int do_get(char *dev);
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int add_tunnel_if(inet_prefix * remote, inet_prefix * local, char *dev,
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char *tunl_prefix, int tunl_number,
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inet_prefix * tunl_ip);
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int del_tunnel_if(inet_prefix * remote, inet_prefix * local, char *dev,
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char *tunl_prefix, int tunl_number);
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void del_all_tunnel_ifs(inet_prefix * remote, inet_prefix * local,
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char *dev, char *tunl_prefix);
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#endif /* IPTUNNEL_H */
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