Move tcpdump-3.9/ to tcpdump/. No need for a versioned dir.
[dragonfly.git] / contrib / tcpdump / arcnet.h
CommitLineData
c8cf0f94
PA
1/*
2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. 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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#) $Id: arcnet.h,v 1.3 2003/01/23 09:05:37 guy Exp $ (LBL)
34 *
35 * from: NetBSD: if_arc.h,v 1.13 1999/11/19 20:41:19 thorpej Exp
36 */
37
38/*
39 * Structure of a 2.5MB/s Arcnet header on the BSDs,
40 * as given to interface code.
41 */
42struct arc_header {
43 u_int8_t arc_shost;
44 u_int8_t arc_dhost;
45 u_int8_t arc_type;
46 /*
47 * only present for newstyle encoding with LL fragmentation.
48 * Don't use sizeof(anything), use ARC_HDR{,NEW}LEN instead.
49 */
50 u_int8_t arc_flag;
51 u_int16_t arc_seqid;
52
53 /*
54 * only present in exception packets (arc_flag == 0xff)
55 */
56 u_int8_t arc_type2; /* same as arc_type */
57 u_int8_t arc_flag2; /* real flag value */
58 u_int16_t arc_seqid2; /* real seqid value */
59};
60
61#define ARC_HDRLEN 3
62#define ARC_HDRNEWLEN 6
63#define ARC_HDRNEWLEN_EXC 10
64
65/* RFC 1051 */
66#define ARCTYPE_IP_OLD 240 /* IP protocol */
67#define ARCTYPE_ARP_OLD 241 /* address resolution protocol */
68
69/* RFC 1201 */
70#define ARCTYPE_IP 212 /* IP protocol */
71#define ARCTYPE_ARP 213 /* address resolution protocol */
72#define ARCTYPE_REVARP 214 /* reverse addr resolution protocol */
73
74#define ARCTYPE_ATALK 221 /* Appletalk */
75#define ARCTYPE_BANIAN 247 /* Banyan Vines */
76#define ARCTYPE_IPX 250 /* Novell IPX */
77
78#define ARCTYPE_INET6 0xc4 /* IPng */
79#define ARCTYPE_DIAGNOSE 0x80 /* as per ANSI/ATA 878.1 */
80
81/*
82 * Structure of a 2.5MB/s Arcnet header on Linux. Linux has
83 * an extra "offset" field when given to interface code, and
84 * never presents packets that look like exception frames.
85 */
86struct arc_linux_header {
87 u_int8_t arc_shost;
88 u_int8_t arc_dhost;
89 u_int16_t arc_offset;
90 u_int8_t arc_type;
91 /*
92 * only present for newstyle encoding with LL fragmentation.
93 * Don't use sizeof(anything), use ARC_LINUX_HDR{,NEW}LEN
94 * instead.
95 */
96 u_int8_t arc_flag;
97 u_int16_t arc_seqid;
98};
99
100#define ARC_LINUX_HDRLEN 5
101#define ARC_LINUX_HDRNEWLEN 8