/*
 * Copyright (c) 1990,1991 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.
 *
 *	Research Systems Unix Group
 *	The University of Michigan
 *	c/o Mike Clark
 *	535 W. William Street
 *	Ann Arbor, Michigan
 *	+1-313-763-0525
 *	netatalk@itd.umich.edu
 */

#ifndef _NETATALK_AT_VAR_H_
#define _NETATALK_AT_VAR_H_ 1
/*
 * For phase2, we need to keep not only our address on an interface,
 * but also the legal networks on the interface.
 */
struct at_ifaddr {
    struct ifaddr	aa_ifa;
# define aa_ifp			aa_ifa.ifa_ifp
#ifdef BSD4_4
    struct sockaddr_at	aa_addr;
    struct sockaddr_at	aa_broadaddr;
    struct sockaddr_at	aa_netmask;
#else BSD4_4
# define aa_addr		aa_ifa.ifa_addr
# define aa_broadaddr		aa_ifa.ifa_broadaddr
# define aa_dstaddr		aa_ifa.ifa_dstaddr
#endif BSD4_4
    int			aa_flags;
    u_short		aa_firstnet, aa_lastnet;
    int			aa_probcnt;
    struct at_ifaddr	*aa_next;
};

#ifdef BSD4_4
struct at_aliasreq {
	char	ifra_name[IFNAMSIZ];		/* if name, e.g. "en0" */
	struct	sockaddr_at ifra_addr;
	struct	sockaddr_at ifra_broadaddr;
#define ifra_dstaddr ifra_broadaddr
	struct	sockaddr_at ifra_mask;
};
#endif BSD4_4

#define AA_SAT(aa) \
    ((struct sockaddr_at *)&((struct at_ifaddr *)(aa))->aa_addr)
#define satosat(sa)	((struct sockaddr_at *)(sa))

#define AFA_ROUTE	0x0001
#define AFA_PROBING	0x0002
#define AFA_PHASE2	0x0004

#ifdef KERNEL
struct at_ifaddr	*at_ifaddr;
struct ifqueue		atintrq1, atintrq2;
int			atdebug;
#endif
#endif /* _NETATALK_AT_VAR_H_ */