Annotation of embedaddon/dhcp/includes/netinet/if_ether.h, revision 1.1.1.1
1.1 misho 1: /* $NetBSD: if_ether.h,v 1.20 1995/06/12 00:47:27 mycroft Exp $ */
2:
3: /*
4: * Copyright (c) 1982, 1986, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by the University of
18: * California, Berkeley and its contributors.
19: * 4. Neither the name of the University nor the names of its contributors
20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: *
35: * @(#)if_ether.h 8.1 (Berkeley) 6/10/93
36: */
37:
38: #ifndef netinet_if_ether_h
39: #define netinet_if_ether_h
40:
41: /*
42: * Ethernet address - 6 octets
43: * this is only used by the ethers(3) functions.
44: */
45: struct ether_addr {
46: u_int8_t ether_addr_octet[6];
47: };
48:
49: /*
50: * Structure of a 10Mb/s Ethernet header.
51: */
52: #define ETHER_ADDR_LEN 6
53:
54: struct isc_ether_header {
55: u_int8_t ether_dhost[ETHER_ADDR_LEN];
56: u_int8_t ether_shost[ETHER_ADDR_LEN];
57: u_int16_t ether_type;
58: };
59:
60: #define ETHERTYPE_PUP 0x0200 /* PUP protocol */
61: #define ETHERTYPE_IP 0x0800 /* IP protocol */
62: #define ETHERTYPE_ARP 0x0806 /* address resolution protocol */
63:
64: #define ETHER_HEADER_SIZE (ETHER_ADDR_LEN * 2 + sizeof (u_int16_t))
65:
66: #endif
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