NetBSD/usr.bin/netstat/host.c

140 lines
4.6 KiB
C

/*
* Copyright (c) 1983, 1988 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.
*/
#ifndef lint
static char sccsid[] = "@(#)host.c 5.12 (Berkeley) 2/2/91";
#endif /* not lint */
#include <sys/param.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netimp/if_imp.h>
#include <netimp/if_imphost.h>
extern int kmem;
extern int nflag;
extern char *inetname();
/*
* Print the host tables associated with the ARPANET IMP.
* Symbolic addresses are shown unless the nflag is given.
*/
hostpr(impsoftcaddr, nimpaddr)
off_t impsoftcaddr, nimpaddr;
{
struct mbuf *hosts, mb;
struct imp_softc imp_softc;
register struct mbuf *m;
register struct hmbuf *mh;
register struct host *hp;
char flagbuf[10], *flags;
int i, nimp;
if (impsoftcaddr == 0) {
printf("imp_softc: symbol not in namelist\n");
return;
}
if (nimpaddr == 0) {
printf("nimp: symbol not in namelist\n");
return;
}
kvm_read(nimpaddr, (char *)&nimp, sizeof (nimp));
for (i = 0; i < nimp; i++) {
kvm_read(impsoftcaddr, (char *)&imp_softc, sizeof (imp_softc));
impsoftcaddr += sizeof (imp_softc);
m = imp_softc.imp_hosts;
printf("IMP%d Host Table\n", i);
printf("%-5.5s %-6.6s %-8.8s %-4.4s %-9.9s %-4.4s %s\n", "Flags",
"Host", "Imp", "Qcnt", "Q Address", "RFNM", "Timer");
while (m) {
kvm_read((off_t)m, (char *)&mb, sizeof (mb));
m = &mb;
mh = (struct hmbuf *)(m->m_dat);
if (mh->hm_count == 0) {
m = m->m_next;
continue;
}
for (hp = mh->hm_hosts; hp < mh->hm_hosts + HPMBUF; hp++) {
if ((hp->h_flags&HF_INUSE) == 0 && hp->h_timer == 0)
continue;
flags = flagbuf;
*flags++ = hp->h_flags&HF_INUSE ? 'A' : 'F';
if (hp->h_flags&HF_DEAD)
*flags++ = 'D';
if (hp->h_flags&HF_UNREACH)
*flags++ = 'U';
*flags = '\0';
printf("%-5.5s %-6d %-8d %-4d %-9x %-4d %d\n",
flagbuf,
hp->h_host,
ntohs(hp->h_imp),
hp->h_qcnt,
hp->h_q,
hp->h_rfnm,
hp->h_timer);
}
m = m->m_next;
}
}
}
impstats(impsoftcaddr, nimpaddr)
off_t impsoftcaddr, nimpaddr;
{
struct imp_softc imp_softc;
int i, nimp;
extern char *plural();
if (impsoftcaddr == 0 || nimpaddr == 0)
return;
kvm_read(nimpaddr, (char *)&nimp, sizeof (nimp));
for (i = 0; i < nimp; i++) {
kvm_read(impsoftcaddr, (char *)&imp_softc, sizeof (imp_softc));
impsoftcaddr += sizeof(imp_softc);
printf("imp%d statistics:\n", i);
#define p(f, m) printf(m, imp_softc.f, plural(imp_softc.f))
p(imp_if.if_ipackets, "\t%u input message%s\n");
p(imp_if.if_opackets, "\t%u output message%s\n");
printf("\t%u times output blocked at least %d sec.\n",
imp_softc.imp_block, IMP_OTIMER);
p(imp_incomplete, "\t%u \"incomplete\" message%s\n");
p(imp_lostrfnm, "\t%u lost RFNM message%s\n");
p(imp_badrfnm, "\t%u late/bogus RFNM/incomplete message%s\n");
p(imp_garbage, "\t%u unknown message type%s\n");
}
}