initial import of NetBSD tree

1 files changed, 92 insertions, 0 deletions

diff --git a/sbin/routed/interface.h b/sbin/routed/interface.h
new file mode 100644
index 00000000000..a30a1bd9b7b
--- /dev/null
+++ b/sbin/routed/interface.h
@@ -0,0 +1,92 @@
+/*	$NetBSD: interface.h,v 1.8 1995/06/20 22:27:52 christos Exp $	*/
+
+/*
+ * Copyright (c) 1983, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)interface.h	8.1 (Berkeley) 6/5/93
+ */
+
+/*
+ * Routing table management daemon.
+ */
+
+/*
+ * An ``interface'' is similar to an ifnet structure,
+ * except it doesn't contain q'ing info, and it also
+ * handles ``logical'' interfaces (remote gateways
+ * that we want to keep polling even if they go down).
+ * The list of interfaces which we maintain is used
+ * in supplying the gratuitous routing table updates.
+ */
+struct interface {
+	struct	interface *int_next;
+	struct	sockaddr int_addr;		/* address on this host */
+	union {
+		struct	sockaddr intu_broadaddr;
+		struct	sockaddr intu_dstaddr;
+	} int_intu;
+#define	int_broadaddr	int_intu.intu_broadaddr	/* broadcast address */
+#define	int_dstaddr	int_intu.intu_dstaddr	/* other end of p-to-p link */
+	int	int_metric;			/* init's routing entry */
+	int	int_flags;			/* see below */
+	/* START INTERNET SPECIFIC */
+	u_long	int_net;			/* network # */
+	u_long	int_netmask;			/* net mask for addr */
+	u_long	int_subnet;			/* subnet # */
+	u_long	int_subnetmask;			/* subnet mask for addr */
+	/* END INTERNET SPECIFIC */
+	struct	ifdebug int_input, int_output;	/* packet tracing stuff */
+	int	int_ipackets;			/* input packets received */
+	int	int_opackets;			/* output packets sent */
+	char	*int_name;			/* from kernel if structure */
+	u_short	int_transitions;		/* times gone up-down */
+};
+
+/*
+ * 0x1 to 0x10 are reused from the kernel's ifnet definitions,
+ * the others agree with the RTS_ flags defined elsewhere.
+ */
+#define	IFF_UP		0x1		/* interface is up */
+#define	IFF_BROADCAST	0x2		/* broadcast address valid */
+#define	IFF_DEBUG	0x4		/* turn on debugging */
+#define	IFF_LOOPBACK	0x8		/* software loopback net */
+#define	IFF_POINTOPOINT	0x10		/* interface is point-to-point link */
+
+#define	IFF_SUBNET	0x100000	/* interface on subnetted network */
+#define	IFF_PASSIVE	0x200000	/* can't tell if up/down */
+#define	IFF_INTERFACE	0x400000	/* hardware interface */
+#define	IFF_REMOTE	0x800000	/* interface isn't on this machine */
+
+struct interface *if_ifwithaddr __P((struct sockaddr *));
+struct interface *if_ifwithdstaddr __P((struct sockaddr *));
+struct interface *if_ifwithnet __P((struct sockaddr *));
+struct interface *if_iflookup __P((struct sockaddr *));