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Print out the two new fields in the ICMP stats. While we're at it, also

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convert icmp_stats() to use sysctl(3) to retrieve the information
rather than kvm.  This makes it easy to also print whether ICMP address
mask responses are enabled, so do so.
This commit is contained in:
Garrett Wollman 1997-08-25 16:57:05 +00:00
parent e4bb0b9a5b
commit 4e00c309c0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=28727
1 changed files with 23 additions and 5 deletions
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28
usr.bin/netstat/inet.c
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@ -36,13 +36,14 @@
static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95";
*/
static const char rcsid[] =
"$Id$";
"$Id: inet.c,v 1.25 1997/02/22 19:56:21 peter Exp $";
#endif /* not lint */
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/sysctl.h>
#include <sys/protosw.h>
#include <net/route.h>
@ -378,11 +379,20 @@ icmp_stats(off, name)
char *name;
{
struct icmpstat icmpstat;
register int i, first;
int i, first;
int mib[4]; /* CTL_NET + PF_INET + IPPROTO_ICMP + req */
size_t len;
mib[0] = CTL_NET;
mib[1] = PF_INET;
mib[2] = IPPROTO_ICMP;
mib[3] = ICMPCTL_STATS;
len = sizeof icmpstat;
memset(&icmpstat, 0, len);
if (sysctl(mib, 4, &icmpstat, &len, (void *)0, 0) < 0)
return; /* XXX should complain, but not traditional */
if (off == 0)
return;
kread(off, (char *)&icmpstat, sizeof (icmpstat));
printf("%s:\n", name);
#define p(f, m) if (icmpstat.f || sflag <= 1) \
@ -404,6 +414,8 @@ icmp_stats(off, name)
p(icps_tooshort, "\t%lu message%s < minimum length\n");
p(icps_checksum, "\t%lu bad checksum%s\n");
p(icps_badlen, "\t%lu message%s with bad length\n");
p(icps_bmcastecho, "\t%lu multicast echo requests ignored\n");
p(icps_bmcasttstamp, "\t%lu multicast timestamp requests ignored\n");
for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++)
if (icmpstat.icps_inhist[i] != 0) {
if (first) {
@ -415,6 +427,12 @@ icmp_stats(off, name)
}
p(icps_reflect, "\t%lu message response%s generated\n");
#undef p
mib[3] = ICMPCTL_MASKREPL;
len = sizeof i;
if (sysctl(mib, 4, &i, &len, (void *)0, 0) < 0)
return;
printf("\tICMP address mask responses are %sabled\n",
i ? "en" : "dis");
}
/*