From 0e92dae9030b0aa8087b441d8fbfe2488464f8ad Mon Sep 17 00:00:00 2001
From: David Greenman <dg@FreeBSD.org>
Date: Thu, 10 Feb 1994 09:17:57 +0000
Subject: [PATCH] Fixed bug in decoding of RIP packets. RIP data is in
 "osockaddr" format; the fix is to import the structures from
 protocols/routed.h and change the sockaddr to osockaddr. We can't change the
 generic include file because too many other things rely on this in order to
 deal with the kernel routing socket (which is sockaddr format).

---
 usr.sbin/tcpdump/tcpdump/print-rip.c | 30 ++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/usr.sbin/tcpdump/tcpdump/print-rip.c b/usr.sbin/tcpdump/tcpdump/print-rip.c
index d123fe9a48bb..a824ce64a93f 100644
--- a/usr.sbin/tcpdump/tcpdump/print-rip.c
+++ b/usr.sbin/tcpdump/tcpdump/print-rip.c
@@ -21,7 +21,7 @@
 
 #ifndef lint
 static char rcsid[] =
-    "@(#) $Header: print-rip.c,v 1.12 91/04/19 10:46:46 mccanne Exp $ (LBL)";
+    "@(#) $Header: /a/cvs/386BSD/src/contrib/tcpdump/tcpdump/print-rip.c,v 1.1.1.1 1993/06/12 14:42:07 rgrimes Exp $ (LBL)";
 #endif
 
 #include <sys/param.h>
@@ -33,13 +33,39 @@ static char rcsid[] =
 #include <netinet/ip_var.h>
 #include <netinet/udp.h>
 #include <netinet/udp_var.h>
-#include <protocols/routed.h>
 
 #include <errno.h>
 
 #include "interface.h"
 #include "addrtoname.h"
 
+#define RIPVERSION	1
+
+struct netinfo {
+	struct	osockaddr rip_dst;	/* destination net/host */
+	int	rip_metric;		/* cost of route */
+};
+
+struct rip {
+	u_char	rip_cmd;		/* request/response */
+	u_char	rip_vers;		/* protocol version # */
+	u_char	rip_res1[2];		/* pad to 32-bit boundary */
+	union {
+		struct	netinfo ru_nets[1];	/* variable length... */
+		char	ru_tracefile[1];	/* ditto ... */
+	} ripun;
+#define	rip_nets	ripun.ru_nets
+#define	rip_tracefile	ripun.ru_tracefile
+};
+ 
+/*
+ * Packet types.
+ */
+#define	RIPCMD_REQUEST		1	/* want info */
+#define	RIPCMD_RESPONSE		2	/* responding to request */
+#define	RIPCMD_TRACEON		3	/* turn tracing on */
+#define	RIPCMD_TRACEOFF		4	/* turn it off */
+
 static void
 rip_entry_print(ni)
 	register struct netinfo *ni;