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Fix traceroute where [number of hops] * [number of packets per hop] > 255.

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PR:		misc/61336
Submitted by:	Mike Hibler <mike@cs.utah.edu>
Approved by:	rwatson (mentor)
This commit is contained in:
Colin Percival 2004-01-23 06:55:15 +00:00
parent c6609fcd7c
commit 1939168416
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=124859
1 changed files with 2 additions and 2 deletions
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4
contrib/traceroute/traceroute.c
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@ -1230,7 +1230,7 @@ packet_ok(register u_char *buf, int cc, register struct sockaddr_in *from,
} }
if (type == ICMP_ECHOREPLY if (type == ICMP_ECHOREPLY
&& proto->num == IPPROTO_ICMP && proto->num == IPPROTO_ICMP
&& (*proto->check)((u_char *)icp,seq)) && (*proto->check)((u_char *)icp, (u_char)seq))
return -2; return -2;
if ((type == ICMP_TIMXCEED && code == ICMP_TIMXCEED_INTRANS) || if ((type == ICMP_TIMXCEED && code == ICMP_TIMXCEED_INTRANS) ||
type == ICMP_UNREACH) { type == ICMP_UNREACH) {
@ -1242,7 +1242,7 @@ packet_ok(register u_char *buf, int cc, register struct sockaddr_in *from,
inner = (u_char *)((u_char *)hip + hlen); inner = (u_char *)((u_char *)hip + hlen);
if (hlen + 12 <= cc if (hlen + 12 <= cc
&& hip->ip_p == proto->num && hip->ip_p == proto->num
&& (*proto->check)(inner, seq)) && (*proto->check)(inner, (u_char)seq))
return (type == ICMP_TIMXCEED ? -1 : code + 1); return (type == ICMP_TIMXCEED ? -1 : code + 1);
} }
#ifndef ARCHAIC #ifndef ARCHAIC