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      1 /*	$NetBSD: at_extern.h,v 1.21 2022/09/03 01:48:22 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1990,1994 Regents of The University of Michigan.
      5  * All Rights Reserved.
      6  *
      7  * Permission to use, copy, modify, and distribute this software and
      8  * its documentation for any purpose and without fee is hereby granted,
      9  * provided that the above copyright notice appears in all copies and
     10  * that both that copyright notice and this permission notice appear
     11  * in supporting documentation, and that the name of The University
     12  * of Michigan not be used in advertising or publicity pertaining to
     13  * distribution of the software without specific, written prior
     14  * permission. This software is supplied as is without expressed or
     15  * implied warranties of any kind.
     16  *
     17  * This product includes software developed by the University of
     18  * California, Berkeley and its contributors.
     19  *
     20  *	Research Systems Unix Group
     21  *	The University of Michigan
     22  *	c/o Wesley Craig
     23  *	535 W. William Street
     24  *	Ann Arbor, Michigan
     25  *	+1-313-764-2278
     26  *	netatalk (at) umich.edu
     27  */
     28 
     29 #ifndef _NETATALK_AT_EXTERN_H_
     30 #define _NETATALK_AT_EXTERN_H_
     31 
     32 struct ifnet;
     33 struct mbuf;
     34 struct sockaddr_at;
     35 struct proc;
     36 struct ifaddr;
     37 struct at_ifaddr;
     38 struct route;
     39 struct socket;
     40 struct ddpcb;
     41 
     42 extern struct mowner atalk_rx_mowner;
     43 extern struct mowner atalk_tx_mowner;
     44 
     45 extern const struct pr_usrreqs ddp_usrreqs;
     46 
     47 void	atintr1(void *);
     48 void	atintr2(void *);
     49 void	aarpprobe(void *);
     50 int	aarpresolve(struct ifnet *, struct mbuf *, const struct sockaddr_at *,
     51     u_char *);
     52 void	aarpinput(struct ifnet *, struct mbuf *);
     53 int	at_broadcast(const struct sockaddr_at *);
     54 int	at_control(u_long, void *, struct ifnet *);
     55 int	at_inithead(void **, int);
     56 void	at_purgeaddr(struct ifaddr *);
     57 void	at_purgeif(struct ifnet *);
     58 u_int16_t
     59 	at_cksum(struct mbuf *, int);
     60 void	ddp_init(void);
     61 struct ifaddr *
     62 	at_ifawithnet(const struct sockaddr_at *, struct ifnet *);
     63 int	ddp_output(struct mbuf *, struct ddpcb *);
     64 struct ddpcb  *
     65 	ddp_search(struct sockaddr_at *, struct sockaddr_at *,
     66     struct at_ifaddr *);
     67 int     ddp_route(struct mbuf *, struct route *);
     68 char *	prsockaddr(const void *);
     69 
     70 #endif /* !_NETATALK_AT_EXTERN_H_ */
     71