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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