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if_inarp.h
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if_inarp.h
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/* $NetBSD: if_inarp.h,v 1.39.36.2 2009/01/17 13:29:32 mjf 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.
* 3. 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
*/
#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
};
/*
* IP and ethernet specific routing flags
*/
#define RTF_USETRAILERS RTF_PROTO1 /* use trailers */
#define RTF_ANNOUNCE RTF_PROTO2 /* announce new arp entry */
#ifdef _KERNEL
extern struct ifqueue arpintrq;
void arp_ifinit(struct ifnet *, struct ifaddr *);
void arp_rtrequest(int, struct rtentry *, const struct rt_addrinfo *);
int arpresolve(struct ifnet *, struct rtentry *, struct mbuf *,
const struct sockaddr *, u_char *);
void arpintr(void);
void arprequest(struct ifnet *, const struct in_addr *, const struct in_addr *,
const u_int8_t *);
void arp_init(void);
void arp_drain(void);
int arpioctl(u_long, void *);
void arpwhohas(struct ifnet *, struct in_addr *);
void revarpinput(struct mbuf *);
void in_revarpinput(struct mbuf *);
void revarprequest(struct ifnet *);
int revarpwhoarewe(struct ifnet *, struct in_addr *, struct in_addr *);
#endif
#endif /* !_NETINET_IF_INARP_H_ */