| /* $NetBSD: if_arc.h,v 1.13 1999/11/19 20:41:19 thorpej Exp $ */ |
| /* $FreeBSD: src/sys/net/if_arc.h,v 1.11.2.1.2.1 2009/10/25 01:10:29 kensmith Exp $ */ |
| |
| /*- |
| * Copyright (c) 1982, 1986, 1993 |
| * The Regents of the University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 4. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * from: NetBSD: if_ether.h,v 1.10 1994/06/29 06:37:55 cgd Exp |
| * @(#)if_ether.h 8.1 (Berkeley) 6/10/93 |
| */ |
| |
| #ifndef _BSD_NET_IF_ARC_H_ |
| #define _BSD_NET_IF_ARC_H_ |
| |
| /* |
| * Arcnet address - 1 octets |
| * don't know who uses this. |
| */ |
| struct arc_addr { |
| u_int8_t arc_addr_octet[1]; |
| } __packed; |
| |
| /* |
| * Structure of a 2.5MB/s Arcnet header. |
| * as given to interface code. |
| */ |
| struct arc_header { |
| u_int8_t arc_shost; |
| u_int8_t arc_dhost; |
| u_int8_t arc_type; |
| /* |
| * only present for newstyle encoding with LL fragmentation. |
| * Don't use sizeof(anything), use ARC_HDR{,NEW}LEN instead. |
| */ |
| u_int8_t arc_flag; |
| u_int16_t arc_seqid; |
| |
| /* |
| * only present in exception packets (arc_flag == 0xff) |
| */ |
| u_int8_t arc_type2; /* same as arc_type */ |
| u_int8_t arc_flag2; /* real flag value */ |
| u_int16_t arc_seqid2; /* real seqid value */ |
| } __packed; |
| |
| #define ARC_ADDR_LEN 1 |
| |
| #define ARC_HDRLEN 3 |
| #define ARC_HDRNEWLEN 6 |
| #define ARC_HDRNEWLEN_EXC 10 |
| |
| /* these lengths are data link layer length - 2 * ARC_ADDR_LEN */ |
| #define ARC_MIN_LEN 1 |
| #define ARC_MIN_FORBID_LEN 254 |
| #define ARC_MAX_FORBID_LEN 256 |
| #define ARC_MAX_LEN 508 |
| #define ARC_MAX_DATA 504 |
| |
| /* RFC 1051 */ |
| #define ARCTYPE_IP_OLD 240 /* IP protocol */ |
| #define ARCTYPE_ARP_OLD 241 /* address resolution protocol */ |
| |
| /* RFC 1201 */ |
| #define ARCTYPE_IP 212 /* IP protocol */ |
| #define ARCTYPE_ARP 213 /* address resolution protocol */ |
| #define ARCTYPE_REVARP 214 /* reverse addr resolution protocol */ |
| |
| #define ARCTYPE_ATALK 221 /* Appletalk */ |
| #define ARCTYPE_BANIAN 247 /* Banyan Vines */ |
| #define ARCTYPE_IPX 250 /* Novell IPX */ |
| |
| #define ARCTYPE_INET6 0xc4 /* IPng */ |
| #define ARCTYPE_DIAGNOSE 0x80 /* as per ANSI/ATA 878.1 */ |
| |
| #define ARCMTU 507 |
| #define ARCMIN 0 |
| |
| #define ARC_PHDS_MAXMTU 60480 |
| |
| struct arccom { |
| struct ifnet *ac_ifp; /* network-visible interface */ |
| |
| u_int16_t ac_seqid; /* seq. id used by PHDS encap. */ |
| |
| u_int8_t arc_shost; |
| u_int8_t arc_dhost; |
| u_int8_t arc_type; |
| |
| u_int8_t dummy0; |
| u_int16_t dummy1; |
| int sflag, fsflag, rsflag; |
| struct mbuf *curr_frag; |
| |
| struct ac_frag { |
| u_int8_t af_maxflag; /* from first packet */ |
| u_int8_t af_lastseen; /* last split flag seen */ |
| u_int16_t af_seqid; |
| struct mbuf *af_packet; |
| } ac_fragtab[256]; /* indexed by sender ll address */ |
| }; |
| |
| #ifdef _FREEBSD_KERNEL |
| extern u_int8_t arcbroadcastaddr; |
| extern int arc_ipmtu; /* XXX new ip only, no RFC 1051! */ |
| |
| void arc_ifattach(struct ifnet *, u_int8_t); |
| void arc_ifdetach(struct ifnet *); |
| void arc_storelladdr(struct ifnet *, u_int8_t); |
| int arc_isphds(u_int8_t); |
| void arc_input(struct ifnet *, struct mbuf *); |
| int arc_output(struct ifnet *, struct mbuf *, |
| struct sockaddr *, struct route *); |
| int arc_ioctl(struct ifnet *, u_long, caddr_t); |
| |
| void arc_frag_init(struct ifnet *); |
| struct mbuf * arc_frag_next(struct ifnet *); |
| #endif |
| |
| #endif /* _BSD_NET_IF_ARC_H_ */ |