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346 lines
9.4 KiB
C
346 lines
9.4 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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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 const 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_var.h>
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#include <netinet/udp.h>
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#include <netinet/udp_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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struct stat {
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struct ipstat i;
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struct udpstat u;
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};
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static struct stat curstat, 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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01 IP Input IP Output
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02999999999 total packets received 999999999 total packets sent
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03999999999 - with bad checksums 999999999 - generated locally
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04999999999 - too short for header 999999999 - output drops
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05999999999 - too short for data 999999999 output fragments generated
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06999999999 - with invalid hlen 999999999 - fragmentation failed
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07999999999 - with invalid length 999999999 destinations unreachable
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08999999999 - with invalid version 999999999 packets output via raw IP
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09999999999 - jumbograms
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10999999999 total fragments received UDP Statistics
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11999999999 - fragments dropped 999999999 total input packets
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12999999999 - fragments timed out 999999999 - too short for header
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13999999999 - packets reassembled ok 999999999 - invalid checksum
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14999999999 packets forwarded 999999999 - no checksum
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15999999999 - unreachable dests 999999999 - invalid length
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16999999999 - redirects generated 999999999 - no socket for dest port
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17999999999 option errors 999999999 - no socket for broadcast
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18999999999 unwanted multicasts 999999999 - socket buffer full
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19999999999 delivered to upper layer 999999999 total output packets
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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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openip(void)
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{
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return (subwin(stdscr, LINES-4-1, 0, 4, 0));
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}
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void
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closeip(w)
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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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labelip(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(1, "IP Input"); R(1, "IP Output");
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L(2, "total packets received"); R(2, "total packets sent");
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L(3, "- with bad checksums"); R(3, "- generated locally");
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L(4, "- too short for header"); R(4, "- output drops");
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L(5, "- too short for data"); R(5, "output fragments generated");
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L(6, "- with invalid hlen"); R(6, "- fragmentation failed");
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L(7, "- with invalid length"); R(7, "destinations unreachable");
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L(8, "- with invalid version"); R(8, "packets output via raw IP");
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L(9, "- jumbograms");
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L(10, "total fragments received"); R(10, "UDP Statistics");
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L(11, "- fragments dropped"); R(11, "total input packets");
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L(12, "- fragments timed out"); R(12, "- too short for header");
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L(13, "- packets reassembled ok"); R(13, "- invalid checksum");
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L(14, "packets forwarded"); R(14, "- no checksum");
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L(15, "- unreachable dests"); R(15, "- invalid length");
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L(16, "- redirects generated"); R(16, "- no socket for dest port");
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L(17, "option errors"); R(17, "- no socket for broadcast");
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L(18, "unwanted multicasts"); R(18, "- socket buffer full");
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L(19, "delivered to upper layer"); R(19, "total output packets");
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#undef L
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#undef R
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}
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static void
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domode(struct stat *ret)
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{
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const struct stat *sub;
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int 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 = naptime;
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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 = curstat;
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return;
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}
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#define DO(stat) ret->stat = (curstat.stat - sub->stat) / divisor
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DO(i.ips_total);
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DO(i.ips_badsum);
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DO(i.ips_tooshort);
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DO(i.ips_toosmall);
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DO(i.ips_badhlen);
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DO(i.ips_badlen);
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DO(i.ips_fragments);
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DO(i.ips_fragdropped);
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DO(i.ips_fragtimeout);
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DO(i.ips_forward);
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DO(i.ips_cantforward);
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DO(i.ips_redirectsent);
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DO(i.ips_noproto);
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DO(i.ips_delivered);
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DO(i.ips_localout);
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DO(i.ips_odropped);
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DO(i.ips_reassembled);
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DO(i.ips_fragmented);
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DO(i.ips_ofragments);
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DO(i.ips_cantfrag);
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DO(i.ips_badoptions);
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DO(i.ips_noroute);
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DO(i.ips_badvers);
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DO(i.ips_rawout);
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DO(i.ips_toolong);
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DO(i.ips_notmember);
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DO(u.udps_ipackets);
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DO(u.udps_hdrops);
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DO(u.udps_badsum);
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DO(u.udps_nosum);
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DO(u.udps_badlen);
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DO(u.udps_noport);
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DO(u.udps_noportbcast);
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DO(u.udps_fullsock);
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DO(u.udps_opackets);
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#undef DO
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}
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void
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showip(void)
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{
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struct stat stats;
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u_long totalout;
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domode(&stats);
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totalout = stats.i.ips_forward + stats.i.ips_localout;
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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(i.ips_total, 2, 0);
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mvwprintw(wnd, 2, 35, "%9lu", totalout);
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DO(i.ips_badsum, 3, 0);
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DO(i.ips_localout, 3, 35);
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DO(i.ips_tooshort, 4, 0);
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DO(i.ips_odropped, 4, 35);
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DO(i.ips_toosmall, 5, 0);
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DO(i.ips_ofragments, 5, 35);
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DO(i.ips_badhlen, 6, 0);
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DO(i.ips_cantfrag, 6, 35);
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DO(i.ips_badlen, 7, 0);
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DO(i.ips_noroute, 7, 35);
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DO(i.ips_badvers, 8, 0);
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DO(i.ips_rawout, 8, 35);
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DO(i.ips_toolong, 9, 0);
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DO(i.ips_fragments, 10, 0);
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DO(i.ips_fragdropped, 11, 0);
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DO(u.udps_ipackets, 11, 35);
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DO(i.ips_fragtimeout, 12, 0);
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DO(u.udps_hdrops, 12, 35);
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DO(i.ips_reassembled, 13, 0);
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DO(u.udps_badsum, 13, 35);
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DO(i.ips_forward, 14, 0);
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DO(u.udps_nosum, 14, 35);
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DO(i.ips_cantforward, 15, 0);
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DO(u.udps_badlen, 15, 35);
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DO(i.ips_redirectsent, 16, 0);
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DO(u.udps_noport, 16, 35);
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DO(i.ips_badoptions, 17, 0);
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DO(u.udps_noportbcast, 17, 35);
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DO(i.ips_notmember, 18, 0);
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DO(u.udps_fullsock, 18, 35);
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DO(i.ips_delivered, 19, 0);
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DO(u.udps_opackets, 19, 35);
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#undef DO
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}
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int
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initip(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_IP;
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name[3] = IPCTL_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 ipstat size failed");
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return 0;
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}
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if (len > sizeof curstat.i) {
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error("ipstat structure has grown--recompile systat!");
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return 0;
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}
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if (sysctl(name, 4, &initstat.i, &len, 0, 0) < 0) {
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error("sysctl getting ipstat failed");
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return 0;
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}
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name[2] = IPPROTO_UDP;
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name[3] = UDPCTL_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 udpstat size failed");
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return 0;
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}
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if (len > sizeof curstat.u) {
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error("ipstat structure has grown--recompile systat!");
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return 0;
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}
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if (sysctl(name, 4, &initstat.u, &len, 0, 0) < 0) {
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error("sysctl getting udpstat 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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resetip(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_IP;
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name[3] = IPCTL_STATS;
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len = sizeof initstat.i;
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if (sysctl(name, 4, &initstat.i, &len, 0, 0) < 0) {
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error("sysctl getting ipstat failed");
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}
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name[2] = IPPROTO_UDP;
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name[3] = UDPCTL_STATS;
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len = sizeof initstat.u;
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if (sysctl(name, 4, &initstat.u, &len, 0, 0) < 0) {
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error("sysctl getting udpstat failed");
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}
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oldstat = initstat;
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}
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void
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fetchip(void)
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{
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int name[4];
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size_t len;
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oldstat = curstat;
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name[0] = CTL_NET;
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name[1] = PF_INET;
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name[2] = IPPROTO_IP;
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name[3] = IPCTL_STATS;
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len = sizeof curstat.i;
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if (sysctl(name, 4, &curstat.i, &len, 0, 0) < 0)
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return;
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name[2] = IPPROTO_UDP;
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name[3] = UDPCTL_STATS;
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len = sizeof curstat.u;
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if (sysctl(name, 4, &curstat.u, &len, 0, 0) < 0)
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return;
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}
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