at_var.h

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/*
 * Copyright (c) 1990,1991 Regents of The University of Michigan.
 *
 * All Rights Reserved.  See COPYRIGHT.
 */
 
#ifndef _ATVAR_H
#define _ATVAR_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;
    unsigned 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 /* KERNEL */
 
#endif /* _ATVAR_H */