1/*	$NetBSD: at_var.h,v 1.10 2022/09/03 01:48:22 thorpej Exp $	 */
  2
  3/*
  4 * Copyright (c) 1990,1991 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@umich.edu
 27 */
 28
 29#ifndef _NETATALK_AT_VAR_H_
 30#define _NETATALK_AT_VAR_H_
 31
 32#include <sys/callout.h>
 33
 34/*
 35 * For phase2, we need to keep not only our address on an interface,
 36 * but also the legal networks on the interface.
 37 */
 38struct at_ifaddr {
 39	struct ifaddr   aa_ifa;
 40#define aa_ifp		aa_ifa.ifa_ifp
 41	struct sockaddr_at aa_addr;
 42	struct sockaddr_at aa_broadaddr;
 43#define aa_dstaddr	aa_broadaddr;
 44	struct sockaddr_at aa_netmask;
 45	int             aa_flags;
 46	u_short         aa_firstnet, aa_lastnet;
 47	int             aa_probcnt;
 48	TAILQ_ENTRY(at_ifaddr) aa_list;	/* list of appletalk addresses */
 49	struct callout	aa_probe_ch;	/* for aarpprobe() */
 50};
 51
 52struct at_aliasreq {
 53	char			ifra_name[IFNAMSIZ];
 54	struct sockaddr_at	ifra_addr;
 55	struct sockaddr_at	ifra_broadaddr;
 56#define ifra_dstaddr		ifra_broadaddr
 57	struct sockaddr_at	ifra_mask;
 58};
 59
 60#define AA_SAT(aa) \
 61    (&(aa->aa_addr))
 62#define satosat(sa)	((struct sockaddr_at *)(sa))
 63#define satocsat(sa)	((const struct sockaddr_at *)(sa))
 64
 65#define AFA_ROUTE	0x0001
 66#define AFA_PROBING	0x0002
 67#define AFA_PHASE2	0x0004
 68
 69#ifdef _KERNEL
 70
 71#include <net/pktqueue.h>
 72
 73int sockaddr_at_cmp(const struct sockaddr *, const struct sockaddr *);
 74
 75static __inline void
 76sockaddr_at_init1(struct sockaddr_at *sat, const struct at_addr *addr,
 77    uint8_t port)
 78{
 79	sat->sat_port = port;
 80	sat->sat_addr = *addr;
 81}
 82
 83static __inline void
 84sockaddr_at_init(struct sockaddr_at *sat, const struct at_addr *addr,
 85    uint8_t port)
 86{
 87	memset(sat, 0, sizeof(*sat));
 88	sat->sat_family = AF_APPLETALK;
 89	sat->sat_len = sizeof(*sat);
 90	sockaddr_at_init1(sat, addr, port);
 91}
 92
 93static __inline struct sockaddr *
 94sockaddr_at_alloc(const struct at_addr *addr, uint8_t port, int flags)
 95{
 96	struct sockaddr *sa;
 97
 98	sa = sockaddr_alloc(AF_APPLETALK, sizeof(struct sockaddr_at),
 99	    flags | M_ZERO);
100
101	if (sa == NULL)
102		return NULL;
103
104	sockaddr_at_init1(satosat(sa), addr, port);
105
106	return sa;
107}
108TAILQ_HEAD(at_ifaddrhead, at_ifaddr);
109extern struct at_ifaddrhead at_ifaddr;
110extern pktqueue_t *at_pktq1, *at_pktq2;
111#endif
112
113#endif /* !_NETATALK_AT_VAR_H_ */