2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _NET_IF_TUNVAR_H_
30 #define _NET_IF_TUNVAR_H_
33 u_short tun_flags; /* misc flags */
34 #define TUN_OPEN 0x0001
35 #define TUN_INITED 0x0002
36 #define TUN_RCOLL 0x0004
37 #define TUN_IASET 0x0008
38 #define TUN_DSTADDR 0x0010
39 #define TUN_LMODE 0x0020
40 #define TUN_RWAIT 0x0040
41 #define TUN_ASYNC 0x0080
42 #define TUN_IFHEAD 0x0100
44 #define TUN_READY (TUN_OPEN | TUN_INITED)
46 pid_t tun_pid; /* PID of process to open */
47 struct ifnet tun_if; /* the interface */
48 struct sigio *tun_sigio; /* information for async I/O */
49 struct selinfo tun_rsel; /* read select */
50 struct selinfo tun_wsel; /* write select (not used) */
52 struct tun_softc *next; /* Next softc in list */
55 #endif /* !_NET_IF_TUNVAR_H_ */