sys/netatalk/at_var.h

   1 /*      $NetBSD: at_var.h,v 1.6 2007/05/02 20:40:23 dyoung 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  */
  38 struct 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
  52 struct 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 int sockaddr_at_cmp(const struct sockaddr *, const struct sockaddr *);
  71
  72 static inline void
  73 sockaddr_at_init1(struct sockaddr_at *sat, const struct at_addr *addr,
  74     uint8_t port)
  75 {
  76         sat->sat_port = port;
  77         sat->sat_addr = *addr;
  78         memset(&sat->sat_range, 0, sizeof(sat->sat_range));
  79 }
  80
  81 static inline void
  82 sockaddr_at_init(struct sockaddr_at *sat, const struct at_addr *addr,
  83     uint8_t port)
  84 {
  85         sat->sat_family = AF_APPLETALK;
  86         sat->sat_len = sizeof(*sat);
  87         sockaddr_at_init1(sat, addr, port);
  88 }
  89
  90 static inline struct sockaddr *
  91 sockaddr_at_alloc(const struct at_addr *addr, uint8_t port, int flags)
  92 {
  93         struct sockaddr *sa;
  94
  95         sa = sockaddr_alloc(AF_APPLETALK, sizeof(struct sockaddr_at), flags);
  96
  97         if (sa == NULL)
  98                 return NULL;
  99
 100         sockaddr_at_init1(satosat(sa), addr, port);
 101
 102         return sa;
 103 }
 104 TAILQ_HEAD(at_ifaddrhead, at_ifaddr);
 105 extern struct at_ifaddrhead at_ifaddr;
 106 extern struct ifqueue atintrq1, atintrq2;
 107 #endif
 108
 109 #endif /* !_NETATALK_AT_VAR_H_ */