Initial revision
diff --git a/zebra/interface.h b/zebra/interface.h
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+/* Interface function header.
+ * Copyright (C) 1999 Kunihiro Ishiguro
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * GNU Zebra is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Zebra; see the file COPYING. If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+/* For interface multicast configuration. */
+#define IF_ZEBRA_MULTICAST_UNSPEC 0
+#define IF_ZEBRA_MULTICAST_ON 1
+#define IF_ZEBRA_MULTICAST_OFF 2
+
+/* For interface shutdown configuration. */
+#define IF_ZEBRA_SHUTDOWN_UNSPEC 0
+#define IF_ZEBRA_SHUTDOWN_ON 1
+#define IF_ZEBRA_SHUTDOWN_OFF 2
+
+/* Router advertisement feature. */
+#if (defined(LINUX_IPV6) && (defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1)) || defined(KAME)
+#define RTADV
+#endif
+
+#ifdef RTADV
+/* Router advertisement parameter. From RFC2461. */
+struct rtadvconf
+{
+ /* A flag indicating whether or not the router sends periodic Router
+ Advertisements and responds to Router Solicitations.
+ Default: FALSE */
+ int AdvSendAdvertisements;
+
+ /* The maximum time allowed between sending unsolicited multicast
+ Router Advertisements from the interface, in seconds. MUST be no
+ less than 4 seconds and no greater than 1800 seconds.
+
+ Default: 600 seconds */
+ int MaxRtrAdvInterval;
+#define RTADV_MAX_RTR_ADV_INTERVAL 600
+
+ /* The minimum time allowed between sending unsolicited multicast
+ Router Advertisements from the interface, in seconds. MUST be no
+ less than 3 seconds and no greater than .75 * MaxRtrAdvInterval.
+
+ Default: 0.33 * MaxRtrAdvInterval */
+ int MinRtrAdvInterval;
+#define RTADV_MIN_RTR_ADV_INTERVAL (0.33 * RTADV_MAX_RTR_ADV_INTERVAL)
+
+ /* Unsolicited Router Advertisements' interval timer. */
+ int AdvIntervalTimer;
+
+ /* The TRUE/FALSE value to be placed in the "Managed address
+ configuration" flag field in the Router Advertisement. See
+ [ADDRCONF].
+
+ Default: FALSE */
+ int AdvManagedFlag;
+
+
+ /* The TRUE/FALSE value to be placed in the "Other stateful
+ configuration" flag field in the Router Advertisement. See
+ [ADDRCONF].
+
+ Default: FALSE */
+ int AdvOtherConfigFlag;
+
+ /* The value to be placed in MTU options sent by the router. A
+ value of zero indicates that no MTU options are sent.
+
+ Default: 0 */
+ int AdvLinkMTU;
+
+
+ /* The value to be placed in the Reachable Time field in the Router
+ Advertisement messages sent by the router. The value zero means
+ unspecified (by this router). MUST be no greater than 3,600,000
+ milliseconds (1 hour).
+
+ Default: 0 */
+ u_int32_t AdvReachableTime;
+#define RTADV_MAX_REACHABLE_TIME 3600000
+
+
+ /* The value to be placed in the Retrans Timer field in the Router
+ Advertisement messages sent by the router. The value zero means
+ unspecified (by this router).
+
+ Default: 0 */
+ int AdvRetransTimer;
+
+ /* The default value to be placed in the Cur Hop Limit field in the
+ Router Advertisement messages sent by the router. The value
+ should be set to that current diameter of the Internet. The
+ value zero means unspecified (by this router).
+
+ Default: The value specified in the "Assigned Numbers" RFC
+ [ASSIGNED] that was in effect at the time of implementation. */
+ int AdvCurHopLimit;
+
+ /* The value to be placed in the Router Lifetime field of Router
+ Advertisements sent from the interface, in seconds. MUST be
+ either zero or between MaxRtrAdvInterval and 9000 seconds. A
+ value of zero indicates that the router is not to be used as a
+ default router.
+
+ Default: 3 * MaxRtrAdvInterval */
+ int AdvDefaultLifetime;
+#define RTADV_ADV_DEFAULT_LIFETIME (3 * RTADV_MAX_RTR_ADV_INTERVAL)
+
+
+ /* A list of prefixes to be placed in Prefix Information options in
+ Router Advertisement messages sent from the interface.
+
+ Default: all prefixes that the router advertises via routing
+ protocols as being on-link for the interface from which the
+ advertisement is sent. The link-local prefix SHOULD NOT be
+ included in the list of advertised prefixes. */
+ list AdvPrefixList;
+};
+
+#endif /* RTADV */
+
+/* `zebra' daemon local interface structure. */
+struct zebra_if
+{
+ /* Shutdown configuration. */
+ u_char shutdown;
+
+ /* Multicast configuration. */
+ u_char multicast;
+
+ /* Router advertise configuration. */
+ u_char rtadv_enable;
+
+ /* Interface's address. */
+ list address;
+
+#ifdef RTADV
+ struct rtadvconf rtadv;
+#endif /* RTADV */
+};
+
+void if_delete_update (struct interface *ifp);
+void if_add_update (struct interface *ifp);
+void if_up (struct interface *);
+void if_down (struct interface *);
+void if_refresh (struct interface *);
+void zebra_interface_up_update (struct interface *ifp);
+void zebra_interface_down_update (struct interface *ifp);
+
+#ifdef HAVE_PROC_NET_DEV
+int ifstat_update_proc ();
+#endif /* HAVE_PROC_NET_DEV */
+#ifdef HAVE_NET_RT_IFLIST
+void ifstat_update_sysctl ();
+
+#endif /* HAVE_NET_RT_IFLIST */
+#ifdef HAVE_PROC_NET_DEV
+int interface_list_proc ();
+#endif /* HAVE_PROC_NET_DEV */
+#ifdef HAVE_PROC_NET_IF_INET6
+int ifaddr_proc_ipv6 ();
+#endif /* HAVE_PROC_NET_IF_INET6 */
+
+#ifdef BSDI
+int if_kvm_get_mtu (struct interface *);
+#endif /* BSDI */