Change the kernel dev_t, representing a pointer to a specinfo structure,
[dragonfly.git] / sys / net / tap / if_tapvar.h
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1/*
2 * Copyright (C) 1999-2000 by Maksim Yevmenkin <m_evmenkin@yahoo.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
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
24 * SUCH DAMAGE.
25 *
26 * BASED ON:
27 * -------------------------------------------------------------------------
28 *
29 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
30 * All rights reserved.
31 *
32 * Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk>
33 * Nottingham University 1987.
34 */
35
36/*
37 * $FreeBSD: src/sys/net/if_tapvar.h,v 1.3.2.1 2000/07/27 13:57:05 nsayer Exp $
b13267a5 38 * $DragonFly: src/sys/net/tap/if_tapvar.h,v 1.4 2006/09/10 01:26:40 dillon Exp $
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39 * $Id: if_tapvar.h,v 0.6 2000/07/11 02:16:08 max Exp $
40 */
41
42#ifndef _NET_IF_TAPVAR_H_
43#define _NET_IF_TAPVAR_H_
44
45struct tap_softc {
46 struct arpcom arpcom; /* ethernet common data */
47#define tap_if arpcom.ac_if
b13267a5 48 cdev_t tap_dev; /* device */
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49
50 u_short tap_flags; /* misc flags */
51#define TAP_OPEN (1 << 0)
52#define TAP_INITED (1 << 1)
53#define TAP_RWAIT (1 << 2)
54#define TAP_ASYNC (1 << 3)
55#define TAP_READY (TAP_OPEN|TAP_INITED)
56#define TAP_VMNET (1 << 4)
57
58 u_int8_t ether_addr[ETHER_ADDR_LEN]; /* ether addr of the remote side */
59
dadab5e9 60 struct thread *tap_td; /* thread of process to open */
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61 struct sigio *tap_sigio; /* information for async I/O */
62 struct selinfo tap_rsel; /* read select */
63};
64
65#endif /* !_NET_IF_TAPVAR_H_ */