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- /*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that this notice is preserved and that due credit is given
- * to the University of California at Berkeley. The name of the University
- * may not be used to endorse or promote products derived from this
- * software without specific prior written permission. This software
- * is provided ``as is'' without express or implied warranty.
- *
- * @(#)if_ether.h 7.2 (Berkeley) 12/7/87
- * $Header: /sprite/src/lib/include/netinet/RCS/if_ether.h,v 1.5 90/11/29 19:38:56 kupfer Exp $
- */
-
- #ifndef _IF_ETHER
- #define _IF_ETHER
-
- #include <net/if_arp.h>
-
- /*
- * Structure of a 10Mb/s Ethernet header.
- */
- struct ether_header {
- u_char ether_dhost[6];
- u_char ether_shost[6];
- u_short ether_type;
- };
-
- #define ETHERTYPE_PUP 0x0200 /* PUP protocol */
- #define ETHERTYPE_IP 0x0800 /* IP protocol */
- #define ETHERTYPE_ARP 0x0806 /* Addr. resolution protocol */
- #define ETHERTYPE_RARP 0x8035 /* Reverse addr. resol. protocol */
-
- /*
- * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
- * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
- * by an ETHER type (as given above) and then the (variable-length) header.
- */
- #define ETHERTYPE_TRAIL 0x1000 /* Trailer packet */
- #define ETHERTYPE_NTRAILER 16
-
- #define ETHERMTU 1500
- #define ETHERMIN (60-14)
-
- /*
- * Ethernet Address Resolution Protocol.
- *
- * See RFC 826 for protocol description. Structure below is adapted
- * to resolving internet addresses. Field names used correspond to
- * RFC 826.
- */
- struct ether_arp {
- struct arphdr ea_hdr; /* fixed-size header */
- u_char arp_sha[6]; /* sender hardware address */
- u_char arp_spa[4]; /* sender protocol address */
- u_char arp_tha[6]; /* target hardware address */
- u_char arp_tpa[4]; /* target protocol address */
- };
- #define arp_hrd ea_hdr.ar_hrd
- #define arp_pro ea_hdr.ar_pro
- #define arp_hln ea_hdr.ar_hln
- #define arp_pln ea_hdr.ar_pln
- #define arp_op ea_hdr.ar_op
-
- #endif _IF_ETHER
-