Watt-32 tcp/ip  2.2 dev-rel.10
ethertyp.h
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1 
5 /* $NetBSD: ethertypes.h,v 1.2 1997/03/15 18:12:19 is Exp $ */
6 
7 /*
8  * Copyright (c) 1982, 1986, 1993
9  * The Regents of the University of California. All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  * notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in the
18  * documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  * must display the following acknowledgement:
21  * This product includes software developed by the University of
22  * California, Berkeley and its contributors.
23  * 4. Neither the name of the University nor the names of its contributors
24  * may be used to endorse or promote products derived from this software
25  * without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37  * SUCH DAMAGE.
38  *
39  * @(#)if_ether.h 8.1 (Berkeley) 6/10/93
40  */
41 
42 /*
43  * Ethernet protocol types.
44  *
45  * According to "assigned numbers", the Ethernet protocol numbers are also
46  * used as ARP protocol type numbers.
47  *
48  * I factor them out here to avoid pulling all the Ethernet header file
49  * into the hardware independent ARP code. -is
50  */
51 
52 #ifndef __NET_ETHERTYPE_H
53 #define __NET_ETHERTYPE_H
54 
55 #define ETHERTYPE_PUP 0x0200 /* PUP protocol */
56 #define ETHERTYPE_IP 0x0800 /* IP protocol */
57 #define ETHERTYPE_ARP 0x0806 /* address resolution protocol */
58 #define ETHERTYPE_REVARP 0x8035 /* reverse addr resolution protocol */
59 
60 /*
61  * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
62  * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
63  * by an ETHER type (as given above) and then the (variable-length) header.
64  */
65 #define ETHERTYPE_TRAIL 0x1000 /* Trailer packet */
66 #define ETHERTYPE_NTRAILER 16
67 
68 #endif