xref: /minix3/external/bsd/dhcp/dist/includes/netinet/if_ether.h (revision 83ee113ee0d94f3844d44065af2311604e9a30ad)
1*83ee113eSDavid van Moolenbroek /*	$NetBSD: if_ether.h,v 1.1.1.2 2014/07/12 11:57:57 spz Exp $	*/
2*83ee113eSDavid van Moolenbroek /*	NetBSD: if_ether.h,v 1.20 1995/06/12 00:47:27 mycroft Exp 	*/
3*83ee113eSDavid van Moolenbroek 
4*83ee113eSDavid van Moolenbroek /*
5*83ee113eSDavid van Moolenbroek  * Copyright (c) 1982, 1986, 1993
6*83ee113eSDavid van Moolenbroek  *	The Regents of the University of California.  All rights reserved.
7*83ee113eSDavid van Moolenbroek  *
8*83ee113eSDavid van Moolenbroek  * Redistribution and use in source and binary forms, with or without
9*83ee113eSDavid van Moolenbroek  * modification, are permitted provided that the following conditions
10*83ee113eSDavid van Moolenbroek  * are met:
11*83ee113eSDavid van Moolenbroek  * 1. Redistributions of source code must retain the above copyright
12*83ee113eSDavid van Moolenbroek  *    notice, this list of conditions and the following disclaimer.
13*83ee113eSDavid van Moolenbroek  * 2. Redistributions in binary form must reproduce the above copyright
14*83ee113eSDavid van Moolenbroek  *    notice, this list of conditions and the following disclaimer in the
15*83ee113eSDavid van Moolenbroek  *    documentation and/or other materials provided with the distribution.
16*83ee113eSDavid van Moolenbroek  * 3. Neither the name of the University nor the names of its contributors
17*83ee113eSDavid van Moolenbroek  *    may be used to endorse or promote products derived from this software
18*83ee113eSDavid van Moolenbroek  *    without specific prior written permission.
19*83ee113eSDavid van Moolenbroek  *
20*83ee113eSDavid van Moolenbroek  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21*83ee113eSDavid van Moolenbroek  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*83ee113eSDavid van Moolenbroek  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23*83ee113eSDavid van Moolenbroek  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24*83ee113eSDavid van Moolenbroek  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25*83ee113eSDavid van Moolenbroek  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26*83ee113eSDavid van Moolenbroek  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27*83ee113eSDavid van Moolenbroek  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28*83ee113eSDavid van Moolenbroek  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29*83ee113eSDavid van Moolenbroek  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30*83ee113eSDavid van Moolenbroek  * SUCH DAMAGE.
31*83ee113eSDavid van Moolenbroek  *
32*83ee113eSDavid van Moolenbroek  *	@(#)if_ether.h	8.1 (Berkeley) 6/10/93
33*83ee113eSDavid van Moolenbroek  */
34*83ee113eSDavid van Moolenbroek 
35*83ee113eSDavid van Moolenbroek #ifndef netinet_if_ether_h
36*83ee113eSDavid van Moolenbroek #define netinet_if_ether_h
37*83ee113eSDavid van Moolenbroek 
38*83ee113eSDavid van Moolenbroek /*
39*83ee113eSDavid van Moolenbroek  * Ethernet address - 6 octets
40*83ee113eSDavid van Moolenbroek  * this is only used by the ethers(3) functions.
41*83ee113eSDavid van Moolenbroek  */
42*83ee113eSDavid van Moolenbroek struct ether_addr {
43*83ee113eSDavid van Moolenbroek 	u_int8_t ether_addr_octet[6];
44*83ee113eSDavid van Moolenbroek };
45*83ee113eSDavid van Moolenbroek 
46*83ee113eSDavid van Moolenbroek /*
47*83ee113eSDavid van Moolenbroek  * Structure of a 10Mb/s Ethernet header.
48*83ee113eSDavid van Moolenbroek  */
49*83ee113eSDavid van Moolenbroek #define	ETHER_ADDR_LEN	6
50*83ee113eSDavid van Moolenbroek 
51*83ee113eSDavid van Moolenbroek struct	isc_ether_header {
52*83ee113eSDavid van Moolenbroek 	u_int8_t  ether_dhost[ETHER_ADDR_LEN];
53*83ee113eSDavid van Moolenbroek 	u_int8_t  ether_shost[ETHER_ADDR_LEN];
54*83ee113eSDavid van Moolenbroek 	u_int16_t ether_type;
55*83ee113eSDavid van Moolenbroek };
56*83ee113eSDavid van Moolenbroek 
57*83ee113eSDavid van Moolenbroek #define       ETHERTYPE_PUP           0x0200  /* PUP protocol */
58*83ee113eSDavid van Moolenbroek #define       ETHERTYPE_IP            0x0800  /* IP protocol */
59*83ee113eSDavid van Moolenbroek #define       ETHERTYPE_ARP           0x0806  /* address resolution protocol */
60*83ee113eSDavid van Moolenbroek 
61*83ee113eSDavid van Moolenbroek #define ETHER_HEADER_SIZE (ETHER_ADDR_LEN * 2 + sizeof (u_int16_t))
62*83ee113eSDavid van Moolenbroek 
63*83ee113eSDavid van Moolenbroek #endif
64