From 3f2234073125ba93f27e269eb6ae32ff8bd8e2a3 Mon Sep 17 00:00:00 2001 From: Peter Wemm Date: Wed, 21 Aug 1996 05:59:19 +0000 Subject: [PATCH] Decode ICMP_UNREACH_FILTER_PROHIB responses as !F, from RFC1812. Suggested by: Bill Fenner Additionally, print unrecognised ICMP_UNREACH codes numerically. eg, code 15 would show up as !<15>. --- usr.sbin/traceroute/traceroute.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/usr.sbin/traceroute/traceroute.c b/usr.sbin/traceroute/traceroute.c index 5e0ce7bc570c..8849dbbf2d02 100644 --- a/usr.sbin/traceroute/traceroute.c +++ b/usr.sbin/traceroute/traceroute.c @@ -1,6 +1,6 @@ #ifndef lint static char *rcsid = - "@(#)$Header: /home/ncvs/src/usr.sbin/traceroute/traceroute.c,v 1.8 1996/08/17 10:37:28 peter Exp $ (LBL)"; + "@(#)$Header: /home/ncvs/src/usr.sbin/traceroute/traceroute.c,v 1.9 1996/08/21 04:31:28 peter Exp $ (LBL)"; #endif /* @@ -620,6 +620,15 @@ main(int argc, char **argv) ++unreachable; Printf(" !C"); break; + case ICMP_UNREACH_FILTER_PROHIB: + ++unreachable; + Printf(" !F"); + break; + default: /* unknown */ + Printf(" !<%d>", i - 1); + break; + case -2: /* normal reply */ + break; } break; }