NetBSD/sys/netinet/if_inarp.h

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/* $NetBSD: if_inarp.h,v 1.27 1998/02/10 01:26:27 perry Exp $ */
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/*
* Copyright (c) 1982, 1986, 1993
* The Regents of the University of California. All rights reserved.
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*
* 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_ether.h 8.1 (Berkeley) 6/10/93
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*/
#ifndef _NETINET_IF_INARP_H_
#define _NETINET_IF_INARP_H_
struct llinfo_arp {
LIST_ENTRY(llinfo_arp) la_list;
struct rtentry *la_rt;
struct mbuf *la_hold; /* last packet until resolved/timeout */
long la_asked; /* last time we QUERIED for this addr */
#define la_timer la_rt->rt_rmx.rmx_expire /* deletion time in seconds */
};
struct sockaddr_inarp {
u_int8_t sin_len;
u_int8_t sin_family;
u_int16_t sin_port;
struct in_addr sin_addr;
struct in_addr sin_srcaddr;
u_int16_t sin_tos;
u_int16_t sin_other;
#define SIN_PROXY 1
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};
/*
* IP and ethernet specific routing flags
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*/
#define RTF_USETRAILERS RTF_PROTO1 /* use trailers */
#define RTF_ANNOUNCE RTF_PROTO2 /* announce new arp entry */
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#ifdef _KERNEL
struct ifqueue arpintrq;
void arp_ifinit __P((struct ifnet *, struct ifaddr *));
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void arp_rtrequest __P((int, struct rtentry *, struct sockaddr *));
int arpresolve __P((struct ifnet *, struct rtentry *, struct mbuf *,
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struct sockaddr *, u_char *));
void arpintr __P((void));
int arpioctl __P((u_long, caddr_t));
void arpwhohas __P((struct ifnet *, struct in_addr *));
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void revarpinput __P((struct mbuf *));
void in_revarpinput __P((struct mbuf *));
void revarprequest __P((struct ifnet *));
int revarpwhoarewe __P((struct ifnet *, struct in_addr *, struct in_addr *));
int revarpwhoami __P((struct in_addr *, struct ifnet *));
int db_show_arptab __P((void));
#endif
#endif /* _NETINET_IF_INARP_H_ */