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/*-
* Copyright (c) 1990,1994 Regents of The University of Michigan.
* All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation, and that the name of The University
* of Michigan not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. This software is supplied as is without expressed or
* implied warranties of any kind.
*
* This product includes software developed by the University of
* California, Berkeley and its contributors.
*
* Research Systems Unix Group
* The University of Michigan
* c/o Wesley Craig
* 535 W. William Street
* Ann Arbor, Michigan
* +1-313-764-2278
* netatalk@umich.edu
*
* $FreeBSD$
*/
#ifndef _NETATALK_AT_EXTERN_H_
#define _NETATALK_AT_EXTERN_H_
extern struct mtx aarptab_mtx;
#define AARPTAB_LOCK() mtx_lock(&aarptab_mtx)
#define AARPTAB_UNLOCK() mtx_unlock(&aarptab_mtx)
#define AARPTAB_LOCK_ASSERT() mtx_assert(&aarptab_mtx, MA_OWNED)
#define AARPTAB_UNLOCK_ASSERT() mtx_assert(&aarptab_mtx, MA_NOTOWNED)
struct at_ifaddr;
struct ifnet;
struct mbuf;
struct route;
struct thread;
struct sockaddr_at;
struct socket;
void aarpintr(struct mbuf *);
void aarpprobe(void *arg);
int aarpresolve(struct ifnet *, struct mbuf *,
struct sockaddr_at *, u_char *);
void aarp_clean(void);
void at1intr(struct mbuf *);
void at2intr(struct mbuf *);
int at_broadcast(struct sockaddr_at *);
u_short at_cksum(struct mbuf *m, int skip);
int at_control(struct socket *so, u_long cmd, caddr_t data,
struct ifnet *ifp, struct thread *td);
struct at_ifaddr *at_ifawithnet(struct sockaddr_at *);
struct at_ifaddr *at_ifawithnet_locked(struct sockaddr_at *sat);
int at_inithead(void**, int);
void ddp_init(void);
int ddp_output(struct mbuf *m, struct socket *so);
int ddp_route(struct mbuf *m, struct route *ro);
struct ddpcb *ddp_search(struct sockaddr_at *, struct sockaddr_at *,
struct at_ifaddr *);
#endif /* !_NETATALK_AT_EXTERN_H_ */
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