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- #ifndef IF_ARP_H
- #define IF_ARP_H
- /* $Id: if_arp.h,v 1.9 1993/10/29 01:43:11 ppessi Exp $
- *
- * Copyright (c) 1993 AmiTCP/IP Group, <amitcp-group@hut.fi>,
- * Helsinki University of Technology, Finland.
- * All rights reserved.
- *
- * if_arp.h --- Interface to the ARP Protocol
- *
- * HISTORY
- * $Log: if_arp.h,v $
- * Revision 1.9 1993/10/29 01:43:11 ppessi
- * Changed the definition of arptable structure (it was unusable before)
- *
- * Revision 1.8 1993/07/19 14:04:42 jraja
- * Added definition for ARPHRD_ARCNET.
- *
- * Revision 1.7 1993/06/04 11:16:15 jraja
- * Fixes for first public release.
- *
- * Revision 1.6 1993/05/16 21:09:43 ppessi
- * RCS version changed.
- *
- * Revision 1.5 1993/05/14 21:26:26 ppessi
- * Sanitized IOCTL interface.
- *
- * Revision 1.4 93/04/19 02:11:41 02:11:41 ppessi (Pekka Pessi)
- * ARP ioctl structure extended for 16 byte hw address.
- *
- * Revision 1.3 93/03/10 21:27:08 21:27:08 ppessi (Pekka Pessi)
- * Removed CMU copyright, added #define IF_ARP_H
- *
- * Revision 1.2 93/02/25 16:51:15 16:51:15 jraja (Jarno Tapio Rajahalme)
- * fixed comments.
- *
- * Revision 1.1 92/11/20 14:59:07 14:59:07 jraja (Jarno Tapio Rajahalme)
- * Initial revision
- *
- *
- */
-
- /*
- * Address Resolution Protocol.
- *
- * See RFC 826 for protocol description. ARP packets are variable
- * in size; the arphdr structure defines the fixed-length portion.
- * Protocol type values are the same as those for 10 Mb/s Ethernet.
- * It is followed by the variable-sized fields ar_sha, arp_spa,
- * arp_tha and arp_tpa in that order, according to the lengths
- * specified. Field names used correspond to RFC 826.
- */
- struct arphdr {
- u_short ar_hrd; /* format of hardware address */
- #define ARPHRD_ETHER 1 /* ethernet hardware address */
- #define ARPHRD_ARCNET 7 /* ARCNET hardware address */
- u_short ar_pro; /* format of protocol address */
- u_char ar_hln; /* length of hardware address */
- u_char ar_pln; /* length of protocol address */
- u_short ar_op; /* one of: */
- #define ARPOP_REQUEST 1 /* request to resolve address */
- #define ARPOP_REPLY 2 /* response to previous request */
- /*
- * The remaining fields are variable in size,
- * according to the sizes above.
- */
- /* u_char ar_sha[]; \* sender hardware address */
- /* u_char ar_spa[]; \* sender protocol address */
- /* u_char ar_tha[]; \* target hardware address */
- /* u_char ar_tpa[]; \* target protocol address */
- };
-
- #define MAXADDRARP 16 /* Maximum number of octets in hw address */
-
- /*
- * ARP ioctl request.
- */
- struct arpreq {
- struct sockaddr arp_pa; /* protocol address */
- struct { /* hardware address */
- u_char sa_len;
- u_char sa_family;
- char sa_data[MAXADDRARP];
- } arp_ha;
- int arp_flags; /* flags */
- };
-
- /* arp_flags and at_flags field values */
- #define ATF_INUSE 0x01 /* entry in use */
- #define ATF_COM 0x02 /* completed entry (enaddr valid) */
- #define ATF_PERM 0x04 /* permanent entry */
- #define ATF_PUBL 0x08 /* publish entry (respond for other host) */
- #define ATF_USETRAILERS 0x10 /* has requested trailers */
-
- /*
- * An AmiTCP/IP specific ARP table ioctl request
- */
- struct arptabreq {
- struct arpreq atr_arpreq; /* We want to identify the interface */
- long atr_size; /* # of elements in art_table */
- long atr_inuse; /* # of elements in use */
- struct arpreq *atr_table;
- };
-
- /*
- * Copyright (c) 1986 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 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.
- *
- * @(#)if_arp.h 7.4 (Berkeley) 6/28/90
- */
- #endif /* IF_ARP_H */
-
-
-