280 lines
7.5 KiB
C
280 lines
7.5 KiB
C
/*-
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* Copyright (c) 1980, 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifdef lint
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static char sccsid[] = "@(#)mbufs.c 8.1 (Berkeley) 6/6/93";
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#endif
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/* From:
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"Id: mbufs.c,v 1.5 1997/02/24 20:59:03 wollman Exp"
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*/
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_icmp.h>
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#include <netinet/icmp_var.h>
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#include <stdlib.h>
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#include <string.h>
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#include <paths.h>
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#include "systat.h"
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#include "extern.h"
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#include "mode.h"
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static struct icmpstat icmpstat, initstat, oldstat;
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/*-
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--0 1 2 3 4 5 6 7
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--0123456789012345678901234567890123456789012345678901234567890123456789012345
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00 ICMP Input ICMP Output
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01999999999 total messages 999999999 total messages
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02999999999 with bad code 999999999 errors generated
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03999999999 with bad length 999999999 suppressed - original too short
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04999999999 with bad checksum 999999999 suppressed - original was ICMP
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05999999999 with insufficient data 999999999 responses sent
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06 999999999 suppressed - multicast echo
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07 999999999 suppressed - multicast tstamp
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08
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09 Input Histogram Output Histogram
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10999999999 echo response 999999999 echo response
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11999999999 echo request 999999999 echo request
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12999999999 destination unreachable 999999999 destination unreachable
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13999999999 redirect 999999999 redirect
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14999999999 time-to-live exceeded 999999999 time-to-line exceeded
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15999999999 parameter problem 999999999 parameter problem
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16999999999 router advertisement 999999999 router solicitation
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17
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18
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--0123456789012345678901234567890123456789012345678901234567890123456789012345
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--0 1 2 3 4 5 6 7
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*/
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WINDOW *
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openicmp(void)
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{
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return (subwin(stdscr, LINES-3-1, 0, MAINWIN_ROW, 0));
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}
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void
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closeicmp(WINDOW *w)
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{
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if (w == NULL)
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return;
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wclear(w);
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wrefresh(w);
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delwin(w);
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}
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void
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labelicmp(void)
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{
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wmove(wnd, 0, 0); wclrtoeol(wnd);
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#define L(row, str) mvwprintw(wnd, row, 10, str)
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#define R(row, str) mvwprintw(wnd, row, 45, str);
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L(0, "ICMP Input"); R(0, "ICMP Output");
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L(1, "total messages"); R(1, "total messages");
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L(2, "with bad code"); R(2, "errors generated");
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L(3, "with bad length"); R(3, "suppressed - original too short");
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L(4, "with bad checksum"); R(4, "suppressed - original was ICMP");
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L(5, "with insufficient data"); R(5, "responses sent");
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R(6, "suppressed - multicast echo");
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R(7, "suppressed - multicast tstamp");
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L(9, "Input Histogram"); R(9, "Output Histogram");
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#define B(row, str) L(row, str); R(row, str)
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B(10, "echo response");
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B(11, "echo request");
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B(12, "destination unreachable");
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B(13, "redirect");
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B(14, "time-to-live exceeded");
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B(15, "parameter problem");
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L(16, "router advertisement"); R(16, "router solicitation");
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#undef L
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#undef R
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#undef B
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}
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static void
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domode(struct icmpstat *ret)
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{
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const struct icmpstat *sub;
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int i, divisor = 1;
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switch(currentmode) {
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case display_RATE:
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sub = &oldstat;
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divisor = (delay > 1000000) ? delay / 1000000 : 1;
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break;
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case display_DELTA:
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sub = &oldstat;
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break;
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case display_SINCE:
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sub = &initstat;
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break;
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default:
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*ret = icmpstat;
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return;
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}
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#define DO(stat) ret->stat = (icmpstat.stat - sub->stat) / divisor
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DO(icps_error);
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DO(icps_oldshort);
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DO(icps_oldicmp);
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for (i = 0; i <= ICMP_MAXTYPE; i++) {
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DO(icps_outhist[i]);
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}
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DO(icps_badcode);
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DO(icps_tooshort);
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DO(icps_checksum);
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DO(icps_badlen);
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DO(icps_reflect);
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for (i = 0; i <= ICMP_MAXTYPE; i++) {
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DO(icps_inhist[i]);
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}
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DO(icps_bmcastecho);
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DO(icps_bmcasttstamp);
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#undef DO
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}
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void
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showicmp(void)
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{
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struct icmpstat stats;
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u_long totalin, totalout;
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int i;
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memset(&stats, 0, sizeof stats);
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domode(&stats);
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for (i = totalin = totalout = 0; i <= ICMP_MAXTYPE; i++) {
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totalin += stats.icps_inhist[i];
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totalout += stats.icps_outhist[i];
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}
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totalin += stats.icps_badcode + stats.icps_badlen +
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stats.icps_checksum + stats.icps_tooshort;
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mvwprintw(wnd, 1, 0, "%9lu", totalin);
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mvwprintw(wnd, 1, 35, "%9lu", totalout);
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#define DO(stat, row, col) \
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mvwprintw(wnd, row, col, "%9lu", stats.stat)
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DO(icps_badcode, 2, 0);
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DO(icps_badlen, 3, 0);
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DO(icps_checksum, 4, 0);
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DO(icps_tooshort, 5, 0);
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DO(icps_error, 2, 35);
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DO(icps_oldshort, 3, 35);
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DO(icps_oldicmp, 4, 35);
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DO(icps_reflect, 5, 35);
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DO(icps_bmcastecho, 6, 35);
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DO(icps_bmcasttstamp, 7, 35);
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#define DO2(type, row) DO(icps_inhist[type], row, 0); DO(icps_outhist[type], \
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row, 35)
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DO2(ICMP_ECHOREPLY, 10);
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DO2(ICMP_ECHO, 11);
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DO2(ICMP_UNREACH, 12);
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DO2(ICMP_REDIRECT, 13);
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DO2(ICMP_TIMXCEED, 14);
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DO2(ICMP_PARAMPROB, 15);
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DO(icps_inhist[ICMP_ROUTERADVERT], 16, 0);
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DO(icps_outhist[ICMP_ROUTERSOLICIT], 16, 35);
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#undef DO
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#undef DO2
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}
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int
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initicmp(void)
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{
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size_t len;
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int name[4];
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name[0] = CTL_NET;
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name[1] = PF_INET;
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name[2] = IPPROTO_ICMP;
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name[3] = ICMPCTL_STATS;
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len = 0;
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if (sysctl(name, 4, 0, &len, 0, 0) < 0) {
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error("sysctl getting icmpstat size failed");
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return 0;
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}
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if (len > sizeof icmpstat) {
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error("icmpstat structure has grown--recompile systat!");
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return 0;
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}
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if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
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error("sysctl getting icmpstat size failed");
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return 0;
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}
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oldstat = initstat;
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return 1;
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}
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void
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reseticmp(void)
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{
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size_t len;
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int name[4];
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name[0] = CTL_NET;
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name[1] = PF_INET;
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name[2] = IPPROTO_ICMP;
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name[3] = ICMPCTL_STATS;
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len = sizeof initstat;
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if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
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error("sysctl getting icmpstat size failed");
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}
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oldstat = initstat;
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}
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void
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fetchicmp(void)
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{
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int name[4];
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size_t len;
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oldstat = icmpstat;
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name[0] = CTL_NET;
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name[1] = PF_INET;
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name[2] = IPPROTO_ICMP;
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name[3] = ICMPCTL_STATS;
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len = sizeof icmpstat;
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if (sysctl(name, 4, &icmpstat, &len, 0, 0) < 0)
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return;
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}
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