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if_ether.h,v
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1990-11-29
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head 1.5;
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comment @ * @;
1.5
date 90.11.29.19.38.56; author kupfer; state Exp;
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date 89.11.28.11.51.48; author ouster; state Exp;
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desc
@@
1.5
log
@Include <net/if_arp.h>.
@
text
@/*
* 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
* $Header$
*/
#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
@
1.4
log
@Added RARP definition.
@
text
@d13 1
d18 2
@
1.3
log
@Delete stuff that's only needed by the UNIX kernel, and that
makes it hard to compile with the file.
@
text
@d30 1
@
1.2
log
@Add ifdefs to keep files from being processed twice.
@
text
@a61 29
/*
* Structure shared between the ethernet driver modules and
* the address resolution code. For example, each ec_softc or il_softc
* begins with this structure.
*/
struct arpcom {
struct ifnet ac_if; /* network-visible interface */
u_char ac_enaddr[6]; /* ethernet hardware address */
struct in_addr ac_ipaddr; /* copy of ip address- XXX */
};
/*
* Internet to ethernet address resolution table.
*/
struct arptab {
struct in_addr at_iaddr; /* internet address */
u_char at_enaddr[6]; /* ethernet address */
u_char at_timer; /* minutes since last reference */
u_char at_flags; /* flags */
struct mbuf *at_hold; /* last packet until resolved/timeout */
};
#ifdef KERNEL
u_char etherbroadcastaddr[6];
struct arptab *arptnew();
char *ether_sprintf();
#endif
@
1.1
log
@Initial revision
@
text
@d15 3
d90 2
@