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NetBSD/usr.bin/netstat/inet6.c

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/* $NetBSD: inet6.c,v 1.3 1999/07/30 10:31:22 itojun Exp $ */
/* BSDI inet.c,v 2.3 1995/10/24 02:19:29 prb Exp */
/*
* Copyright (c) 1983, 1988, 1993
* The 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.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)inet.c 8.4 (Berkeley) 4/20/94";
#else
__RCSID("$NetBSD: inet6.c,v 1.3 1999/07/30 10:31:22 itojun Exp $");
#endif
#endif /* not lint */
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/mbuf.h>
#include <sys/protosw.h>
#include <net/route.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/ip6.h>
#include <netinet/icmp6.h>
#include <netinet/in_systm.h>
#ifndef TCP6
#include <netinet/ip.h>
#include <netinet/ip_var.h>
#endif
#include <netinet6/in6_pcb.h>
#include <netinet6/ip6_var.h>
#ifdef TCP6
#include <netinet6/tcp6.h>
#include <netinet6/tcp6_seq.h>
#define TCP6STATES
#include <netinet6/tcp6_fsm.h>
#define TCP6TIMERS
#include <netinet6/tcp6_timer.h>
#include <netinet6/tcp6_var.h>
#include <netinet6/tcp6_debug.h>
#else
#include <netinet/tcp.h>
#include <netinet/tcpip.h>
#include <netinet/tcp_seq.h>
/*#define TCPSTATES*/
#include <netinet/tcp_fsm.h>
extern char *tcpstates[];
/*#define TCPTIMERS*/
#include <netinet/tcp_timer.h>
#include <netinet/tcp_var.h>
#include <netinet/tcp_debug.h>
#endif /*TCP6*/
#include <netinet6/udp6.h>
#include <netinet6/udp6_var.h>
#include <netinet6/pim6_var.h>
#include <arpa/inet.h>
#if 0
#include "gethostbyname2.h"
#endif
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "netstat.h"
#ifdef INET6
struct in6pcb in6pcb;
#ifdef TCP6
struct tcp6cb tcp6cb;
#else
struct tcpcb tcpcb;
#endif
struct socket sockb;
char *inet6name __P((struct in6_addr *));
void inet6print __P((struct in6_addr *, int, char *));
static char ntop_buf[INET6_ADDRSTRLEN];
/*
* Print a summary of connections related to an Internet
* protocol. For TCP, also give state of connection.
* Listening processes (aflag) are suppressed unless the
* -a (all) flag is specified.
*/
void
ip6protopr(off, name)
u_long off;
char *name;
{
struct in6pcb cb;
register struct in6pcb *prev, *next;
int istcp;
static int first = 1;
if (off == 0)
return;
istcp = strcmp(name, "tcp6") == 0;
kread(off, (char *)&cb, sizeof (struct in6pcb));
in6pcb = cb;
prev = (struct in6pcb *)off;
if (in6pcb.in6p_next == (struct in6pcb *)off)
return;
while (in6pcb.in6p_next != (struct in6pcb *)off) {
next = in6pcb.in6p_next;
kread((u_long)next, (char *)&in6pcb, sizeof (in6pcb));
if (in6pcb.in6p_prev != prev) {
printf("???\n");
break;
}
if (!aflag && IN6_IS_ADDR_ANY(&in6pcb.in6p_laddr)) {
prev = next;
continue;
}
kread((u_long)in6pcb.in6p_socket, (char *)&sockb, sizeof (sockb));
if (istcp) {
#ifdef TCP6
kread((u_long)in6pcb.in6p_ppcb,
(char *)&tcp6cb, sizeof (tcp6cb));
#else
kread((u_long)in6pcb.in6p_ppcb,
(char *)&tcpcb, sizeof (tcpcb));
#endif
}
if (first) {
printf("Active Internet6 connections");
if (aflag)
printf(" (including servers)");
putchar('\n');
if (Aflag)
printf("%-8.8s ", "PCB");
printf(Aflag ?
"%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
"%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
"Proto", "Recv-Q", "Send-Q",
"Local Address", "Foreign Address", "(state)");
first = 0;
}
if (Aflag) {
if (istcp)
printf("%8p ", in6pcb.in6p_ppcb);
else
printf("%8p ", next);
}
printf("%-5.5s %6ld %6ld ", name, sockb.so_rcv.sb_cc,
sockb.so_snd.sb_cc);
/* xxx */
inet6print(&in6pcb.in6p_laddr, (int)in6pcb.in6p_lport, name);
inet6print(&in6pcb.in6p_faddr, (int)in6pcb.in6p_fport, name);
if (istcp) {
#ifdef TCP6
if (tcp6cb.t_state < 0 || tcp6cb.t_state >= TCP6_NSTATES)
printf(" %d", tcp6cb.t_state);
else
printf(" %s", tcp6states[tcp6cb.t_state]);
#else
if (tcpcb.t_state < 0 || tcpcb.t_state >= TCP_NSTATES)
printf(" %d", tcpcb.t_state);
else
printf(" %s", tcpstates[tcpcb.t_state]);
#endif
}
putchar('\n');
prev = next;
}
}
#ifdef TCP6
/*
* Dump TCP6 statistics structure.
*/
void
tcp6_stats(off, name)
u_long off;
char *name;
{
struct tcp6stat tcp6stat;
if (off == 0)
return;
printf ("%s:\n", name);
kread(off, (char *)&tcp6stat, sizeof (tcp6stat));
#define p(f, m) if (tcp6stat.f || sflag <= 1) \
printf(m, tcp6stat.f, plural(tcp6stat.f))
#define p2(f1, f2, m) if (tcp6stat.f1 || tcp6stat.f2 || sflag <= 1) \
printf(m, tcp6stat.f1, plural(tcp6stat.f1), tcp6stat.f2, plural(tcp6stat.f2))
#define p3(f, m) if (tcp6stat.f || sflag <= 1) \
printf(m, tcp6stat.f, plurales(tcp6stat.f))
p(tcp6s_sndtotal, "\t%ld packet%s sent\n");
p2(tcp6s_sndpack,tcp6s_sndbyte,
"\t\t%ld data packet%s (%ld byte%s)\n");
p2(tcp6s_sndrexmitpack, tcp6s_sndrexmitbyte,
"\t\t%ld data packet%s (%ld byte%s) retransmitted\n");
p2(tcp6s_sndacks, tcp6s_delack,
"\t\t%ld ack-only packet%s (%ld packet%s delayed)\n");
p(tcp6s_sndurg, "\t\t%ld URG only packet%s\n");
p(tcp6s_sndprobe, "\t\t%ld window probe packet%s\n");
p(tcp6s_sndwinup, "\t\t%ld window update packet%s\n");
p(tcp6s_sndctrl, "\t\t%ld control packet%s\n");
p(tcp6s_rcvtotal, "\t%ld packet%s received\n");
p2(tcp6s_rcvackpack, tcp6s_rcvackbyte, "\t\t%ld ack%s (for %ld byte%s)\n");
p(tcp6s_rcvdupack, "\t\t%ld duplicate ack%s\n");
p(tcp6s_rcvacktoomuch, "\t\t%ld ack%s for unsent data\n");
p2(tcp6s_rcvpack, tcp6s_rcvbyte,
"\t\t%ld packet%s (%ld byte%s) received in-sequence\n");
p2(tcp6s_rcvduppack, tcp6s_rcvdupbyte,
"\t\t%ld completely duplicate packet%s (%ld byte%s)\n");
p(tcp6s_pawsdrop, "\t\t%ld old duplicate packet%s\n");
p2(tcp6s_rcvpartduppack, tcp6s_rcvpartdupbyte,
"\t\t%ld packet%s with some dup. data (%ld byte%s duped)\n");
p2(tcp6s_rcvoopack, tcp6s_rcvoobyte,
"\t\t%ld out-of-order packet%s (%ld byte%s)\n");
p2(tcp6s_rcvpackafterwin, tcp6s_rcvbyteafterwin,
"\t\t%ld packet%s (%ld byte%s) of data after window\n");
p(tcp6s_rcvwinprobe, "\t\t%ld window probe%s\n");
p(tcp6s_rcvwinupd, "\t\t%ld window update packet%s\n");
p(tcp6s_rcvafterclose, "\t\t%ld packet%s received after close\n");
p(tcp6s_rcvbadsum, "\t\t%ld discarded for bad checksum%s\n");
p(tcp6s_rcvbadoff, "\t\t%ld discarded for bad header offset field%s\n");
p(tcp6s_rcvshort, "\t\t%ld discarded because packet%s too short\n");
p(tcp6s_connattempt, "\t%ld connection request%s\n");
p(tcp6s_accepts, "\t%ld connection accept%s\n");
p(tcp6s_badsyn, "\t%ld bad connection attempt%s\n");
p(tcp6s_connects, "\t%ld connection%s established (including accepts)\n");
p2(tcp6s_closed, tcp6s_drops,
"\t%ld connection%s closed (including %ld drop%s)\n");
p(tcp6s_conndrops, "\t%ld embryonic connection%s dropped\n");
p2(tcp6s_rttupdated, tcp6s_segstimed,
"\t%ld segment%s updated rtt (of %ld attempt%s)\n");
p(tcp6s_rexmttimeo, "\t%ld retransmit timeout%s\n");
p(tcp6s_timeoutdrop, "\t\t%ld connection%s dropped by rexmit timeout\n");
p(tcp6s_persisttimeo, "\t%ld persist timeout%s\n");
p(tcp6s_persistdrop, "\t%ld connection%s timed out in persist\n");
p(tcp6s_keeptimeo, "\t%ld keepalive timeout%s\n");
p(tcp6s_keepprobe, "\t\t%ld keepalive probe%s sent\n");
p(tcp6s_keepdrops, "\t\t%ld connection%s dropped by keepalive\n");
p(tcp6s_predack, "\t%ld correct ACK header prediction%s\n");
p(tcp6s_preddat, "\t%ld correct data packet header prediction%s\n");
p3(tcp6s_pcbcachemiss, "\t%ld PCB cache miss%s\n");
#undef p
#undef p2
#undef p3
}
#endif
/*
* Dump UDP6 statistics structure.
*/
void
udp6_stats(off, name)
u_long off;
char *name;
{
struct udp6stat udp6stat;
u_long delivered;
if (off == 0)
return;
kread(off, (char *)&udp6stat, sizeof (udp6stat));
printf("%s:\n", name);
#define p(f, m) if (udp6stat.f || sflag <= 1) \
printf(m, udp6stat.f, plural(udp6stat.f))
#define p1(f, m) if (udp6stat.f || sflag <= 1) \
printf(m, udp6stat.f)
p(udp6s_ipackets, "\t%lu datagram%s received\n");
p1(udp6s_hdrops, "\t%lu with incomplete header\n");
p1(udp6s_badlen, "\t%lu with bad data length field\n");
p1(udp6s_badsum, "\t%lu with bad checksum\n");
p1(udp6s_nosum, "\t%lu with no checksum\n");
p1(udp6s_noport, "\t%lu dropped due to no socket\n");
p(udp6s_noportmcast, "\t%lu multicast datagram%s dropped due to no socket\n");
p1(udp6s_fullsock, "\t%lu dropped due to full socket buffers\n");
delivered = udp6stat.udp6s_ipackets -
udp6stat.udp6s_hdrops -
udp6stat.udp6s_badlen -
udp6stat.udp6s_badsum -
udp6stat.udp6s_noport -
udp6stat.udp6s_noportmcast -
udp6stat.udp6s_fullsock;
if (delivered || sflag <= 1)
printf("\t%lu delivered\n", delivered);
p(udp6s_opackets, "\t%lu datagram%s output\n");
#undef p
#undef p1
}
static char *ip6nh[] = {
"hop by hop",
"ICMP",
"IGMP",
"#3",
"IP",
"#5",
"TCP",
"#7",
"#8",
"#9",
"#10",
"#11",
"#12",
"#13",
"#14",
"#15",
"#16",
"UDP",
"#18",
"#19",
"#20",
"#21",
"IDP",
"#23",
"#24",
"#25",
"#26",
"#27",
"#28",
"TP",
"#30",
"#31",
"#32",
"#33",
"#34",
"#35",
"#36",
"#37",
"#38",
"#39",
"#40",
"IP6",
"#42",
"routing",
"fragment",
"#45",
"#46",
"#47",
"#48",
"#49",
"ESP",
"AH",
"#52",
"#53",
"#54",
"#55",
"#56",
"#57",
"ICMP6",
"no next header",
"destination option",
"#61",
"#62",
"#63",
"#64",
"#65",
"#66",
"#67",
"#68",
"#69",
"#70",
"#71",
"#72",
"#73",
"#74",
"#75",
"#76",
"#77",
"#78",
"#79",
"ISOIP",
"#81",
"#82",
"#83",
"#84",
"#85",
"#86",
"#87",
"#88",
"#89",
"#80",
"#91",
"#92",
"#93",
"#94",
"#95",
"#96",
"Ethernet",
"#98",
"#99",
"#100",
"#101",
"#102",
"PIM",
"#104",
"#105",
"#106",
"#107",
"#108",
"#109",
"#110",
"#111",
"#112",
"#113",
"#114",
"#115",
"#116",
"#117",
"#118",
"#119",
"#120",
"#121",
"#122",
"#123",
"#124",
"#125",
"#126",
"#127",
"#128",
"#129",
"#130",
"#131",
"#132",
"#133",
"#134",
"#135",
"#136",
"#137",
"#138",
"#139",
"#140",
"#141",
"#142",
"#143",
"#144",
"#145",
"#146",
"#147",
"#148",
"#149",
"#150",
"#151",
"#152",
"#153",
"#154",
"#155",
"#156",
"#157",
"#158",
"#159",
"#160",
"#161",
"#162",
"#163",
"#164",
"#165",
"#166",
"#167",
"#168",
"#169",
"#170",
"#171",
"#172",
"#173",
"#174",
"#175",
"#176",
"#177",
"#178",
"#179",
"#180",
"#181",
"#182",
"#183",
"#184",
"#185",
"#186",
"#187",
"#188",
"#189",
"#180",
"#191",
"#192",
"#193",
"#194",
"#195",
"#196",
"#197",
"#198",
"#199",
"#200",
"#201",
"#202",
"#203",
"#204",
"#205",
"#206",
"#207",
"#208",
"#209",
"#210",
"#211",
"#212",
"#213",
"#214",
"#215",
"#216",
"#217",
"#218",
"#219",
"#220",
"#221",
"#222",
"#223",
"#224",
"#225",
"#226",
"#227",
"#228",
"#229",
"#230",
"#231",
"#232",
"#233",
"#234",
"#235",
"#236",
"#237",
"#238",
"#239",
"#240",
"#241",
"#242",
"#243",
"#244",
"#245",
"#246",
"#247",
"#248",
"#249",
"#250",
"#251",
"#252",
"#253",
"#254",
"#255",
};
/*
* Dump IP6 statistics structure.
*/
void
ip6_stats(off, name)
u_long off;
char *name;
{
struct ip6stat ip6stat;
int first, i;
if (off == 0)
return;
kread(off, (char *)&ip6stat, sizeof (ip6stat));
printf("%s:\n", name);
#define p(f, m) if (ip6stat.f || sflag <= 1) \
printf(m, ip6stat.f, plural(ip6stat.f))
#define p1(f, m) if (ip6stat.f || sflag <= 1) \
printf(m, ip6stat.f)
p(ip6s_total, "\t%lu total packet%s received\n");
p1(ip6s_toosmall, "\t%lu with size smaller than minimum\n");
p1(ip6s_tooshort, "\t%lu with data size < data length\n");
p1(ip6s_badoptions, "\t%lu with bad options\n");
p1(ip6s_badvers, "\t%lu with incorrect version number\n");
p(ip6s_fragments, "\t%lu fragment%s received\n");
p(ip6s_fragdropped, "\t%lu fragment%s dropped (dup or out of space)\n");
p(ip6s_fragtimeout, "\t%lu fragment%s dropped after timeout\n");
p(ip6s_fragoverflow, "\t%lu fragment%s that exceeded limit\n");
p(ip6s_reassembled, "\t%lu packet%s reassembled ok\n");
p(ip6s_delivered, "\t%lu packet%s for this host\n");
p(ip6s_forward, "\t%lu packet%s forwarded\n");
p(ip6s_cantforward, "\t%lu packet%s not forwardable\n");
p(ip6s_redirectsent, "\t%lu redirect%s sent\n");
p(ip6s_localout, "\t%lu packet%s sent from this host\n");
p(ip6s_rawout, "\t%lu packet%s sent with fabricated ip header\n");
p(ip6s_odropped, "\t%lu output packet%s dropped due to no bufs, etc.\n");
p(ip6s_noroute, "\t%lu output packet%s discarded due to no route\n");
p(ip6s_fragmented, "\t%lu output datagram%s fragmented\n");
p(ip6s_ofragments, "\t%lu fragment%s created\n");
p(ip6s_cantfrag, "\t%lu datagram%s that can't be fragmented\n");
p(ip6s_badscope, "\t%lu packet%s that violated scope rules\n");
p(ip6s_notmember, "\t%lu multicast packet%s which we don't join\n");
for (first = 1, i = 0; i < 256; i++)
if (ip6stat.ip6s_nxthist[i] != 0) {
if (first) {
printf("\tInput histogram:\n");
first = 0;
}
printf("\t\t%s: %lu\n", ip6nh[i],
ip6stat.ip6s_nxthist[i]);
}
printf("\tMbuf statics:\n");
printf("\t\t%lu one mbuf\n", ip6stat.ip6s_m1);
for (first = 1, i = 0; i < 32; i++) {
char ifbuf[IFNAMSIZ];
if (ip6stat.ip6s_m2m[i] != 0) {
if (first) {
printf("\t\ttwo or more mbuf:\n");
first = 0;
}
printf("\t\t\t%s = %ld\n",
if_indextoname(i, ifbuf),
ip6stat.ip6s_m2m[i]);
}
}
printf("\t\t%lu one ext mbuf\n", ip6stat.ip6s_mext1);
printf("\t\t%lu two or more ext mbuf\n", ip6stat.ip6s_mext2m);
p(ip6s_exthdrtoolong, "\t%lu packet%s whose headers are not continuous\n");
p(ip6s_nogif, "\t%lu tunneling packet%s that can't find gif\n");
#undef p
#undef p1
}
static char *icmp6names[] = {
"#0",
"unreach",
"packet too big",
"time exceed",
"parameter problem",
"#5",
"#6",
"#7",
"#8",
"#9",
"#10",
"#11",
"#12",
"#13",
"#14",
"#15",
"#16",
"#17",
"#18",
"#19",
"#20",
"#21",
"#22",
"#23",
"#24",
"#25",
"#26",
"#27",
"#28",
"#29",
"#30",
"#31",
"#32",
"#33",
"#34",
"#35",
"#36",
"#37",
"#38",
"#39",
"#40",
"#41",
"#42",
"#43",
"#44",
"#45",
"#46",
"#47",
"#48",
"#49",
"#50",
"#51",
"#52",
"#53",
"#54",
"#55",
"#56",
"#57",
"#58",
"#59",
"#60",
"#61",
"#62",
"#63",
"#64",
"#65",
"#66",
"#67",
"#68",
"#69",
"#70",
"#71",
"#72",
"#73",
"#74",
"#75",
"#76",
"#77",
"#78",
"#79",
"#80",
"#81",
"#82",
"#83",
"#84",
"#85",
"#86",
"#87",
"#88",
"#89",
"#80",
"#91",
"#92",
"#93",
"#94",
"#95",
"#96",
"#97",
"#98",
"#99",
"#100",
"#101",
"#102",
"#103",
"#104",
"#105",
"#106",
"#107",
"#108",
"#109",
"#110",
"#111",
"#112",
"#113",
"#114",
"#115",
"#116",
"#117",
"#118",
"#119",
"#120",
"#121",
"#122",
"#123",
"#124",
"#125",
"#126",
"#127",
"echo",
"echo reply",
"group member query",
"group member report",
"group member termination",
"router solicitation",
"router advertisment",
"neighbor solicitation",
"neighbor advertisment",
"redirect",
"router renumbering",
"node information request",
"node information reply",
"#141",
"#142",
"#143",
"#144",
"#145",
"#146",
"#147",
"#148",
"#149",
"#150",
"#151",
"#152",
"#153",
"#154",
"#155",
"#156",
"#157",
"#158",
"#159",
"#160",
"#161",
"#162",
"#163",
"#164",
"#165",
"#166",
"#167",
"#168",
"#169",
"#170",
"#171",
"#172",
"#173",
"#174",
"#175",
"#176",
"#177",
"#178",
"#179",
"#180",
"#181",
"#182",
"#183",
"#184",
"#185",
"#186",
"#187",
"#188",
"#189",
"#180",
"#191",
"#192",
"#193",
"#194",
"#195",
"#196",
"#197",
"#198",
"#199",
"#200",
"#201",
"#202",
"#203",
"#204",
"#205",
"#206",
"#207",
"#208",
"#209",
"#210",
"#211",
"#212",
"#213",
"#214",
"#215",
"#216",
"#217",
"#218",
"#219",
"#220",
"#221",
"#222",
"#223",
"#224",
"#225",
"#226",
"#227",
"#228",
"#229",
"#230",
"#231",
"#232",
"#233",
"#234",
"#235",
"#236",
"#237",
"#238",
"#239",
"#240",
"#241",
"#242",
"#243",
"#244",
"#245",
"#246",
"#247",
"#248",
"#249",
"#250",
"#251",
"#252",
"#253",
"#254",
"#255",
};
/*
* Dump ICMP6 statistics.
*/
void
icmp6_stats(off, name)
u_long off;
char *name;
{
struct icmp6stat icmp6stat;
register int i, first;
if (off == 0)
return;
kread(off, (char *)&icmp6stat, sizeof (icmp6stat));
printf("%s:\n", name);
#define p(f, m) if (icmp6stat.f || sflag <= 1) \
printf(m, icmp6stat.f, plural(icmp6stat.f))
p(icp6s_error, "\t%lu call%s to icmp_error\n");
p(icp6s_canterror,
"\t%lu error%s not generated because old message was icmp or so\n");
for (first = 1, i = 0; i < 256; i++)
if (icmp6stat.icp6s_outhist[i] != 0) {
if (first) {
printf("\tOutput histogram:\n");
first = 0;
}
printf("\t\t%s: %lu\n", icmp6names[i],
icmp6stat.icp6s_outhist[i]);
}
p(icp6s_badcode, "\t%lu message%s with bad code fields\n");
p(icp6s_tooshort, "\t%lu message%s < minimum length\n");
p(icp6s_checksum, "\t%lu bad checksum%s\n");
p(icp6s_badlen, "\t%lu message%s with bad length\n");
for (first = 1, i = 0; i < ICMP6_MAXTYPE; i++)
if (icmp6stat.icp6s_inhist[i] != 0) {
if (first) {
printf("\tInput histogram:\n");
first = 0;
}
printf("\t\t%s: %lu\n", icmp6names[i],
icmp6stat.icp6s_inhist[i]);
}
p(icp6s_reflect, "\t%lu message response%s generated\n");
#undef p
}
/*
* Dump PIM statistics structure.
*/
void
pim6_stats(off, name)
u_long off;
char *name;
{
struct pim6stat pim6stat;
if (off == 0)
return;
kread(off, (char *)&pim6stat, sizeof(pim6stat));
printf("%s:\n", name);
#define p(f, m) if (pim6stat.f || sflag <= 1) \
printf(m, pim6stat.f, plural(pim6stat.f))
p(pim6s_rcv_total, "\t%u message%s received\n");
p(pim6s_rcv_tooshort, "\t%u message%s received with too few bytes\n");
p(pim6s_rcv_badsum, "\t%u message%s received with bad checksum\n");
p(pim6s_rcv_badversion, "\t%u message%s received with bad version\n");
p(pim6s_rcv_registers, "\t%u register%s received\n");
p(pim6s_rcv_badregisters, "\t%u bad register%s received\n");
p(pim6s_snd_registers, "\t%u register%s sent\n");
#undef p
}
/*
* Pretty print an Internet address (net address + port).
* If the nflag was specified, use numbers instead of names.
*/
void
inet6print(in6, port, proto)
register struct in6_addr *in6;
int port;
char *proto;
{
#define GETSERVBYPORT6(port, proto, ret)\
{\
if (strcmp((proto), "tcp6") == 0)\
(ret) = getservbyport((int)(port), "tcp");\
else if (strcmp((proto), "udp6") == 0)\
(ret) = getservbyport((int)(port), "udp");\
else\
(ret) = getservbyport((int)(port), (proto));\
};
struct servent *sp = 0;
char line[80], *cp;
int width;
sprintf(line, "%.*s.", (Aflag && !nflag) ? 12 : 16, inet6name(in6));
cp = index(line, '\0');
if (!nflag && port)
GETSERVBYPORT6(port, proto, sp);
if (sp || port == 0)
sprintf(cp, "%.8s", sp ? sp->s_name : "*");
else
sprintf(cp, "%d", ntohs((u_short)port));
width = Aflag ? 18 : 22;
printf(" %-*.*s", width, width, line);
}
/*
* Construct an Internet address representation.
* If the nflag has been supplied, give
* numeric value, otherwise try for symbolic name.
*/
char *
inet6name(in6p)
struct in6_addr *in6p;
{
register char *cp;
static char line[50];
struct hostent *hp;
static char domain[MAXHOSTNAMELEN + 1];
static int first = 1;
if (first && !nflag) {
first = 0;
if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
(cp = index(domain, '.')))
(void) strcpy(domain, cp + 1);
else
domain[0] = 0;
}
cp = 0;
if (!nflag && !IN6_IS_ADDR_UNSPECIFIED(in6p)) {
hp = gethostbyaddr((char *)in6p, sizeof(*in6p), AF_INET6);
if (hp) {
if ((cp = index(hp->h_name, '.')) &&
!strcmp(cp + 1, domain))
*cp = 0;
cp = hp->h_name;
}
}
if (IN6_IS_ADDR_UNSPECIFIED(in6p))
strcpy(line, "*");
else if (cp)
strcpy(line, cp);
else
sprintf(line, "%s",
inet_ntop(AF_INET6, (void *)in6p, ntop_buf,
sizeof(ntop_buf)));
return (line);
}
#ifdef TCP6
/*
* Dump the contents of a TCP6 PCB.
*/
void
tcp6_dump(pcbaddr)
u_long pcbaddr;
{
struct tcp6cb tcp6cb;
int i;
kread(pcbaddr, (char *)&tcp6cb, sizeof(tcp6cb));
printf("TCP Protocol Control Block at 0x%08lx:\n\n", pcbaddr);
printf("Timers:\n");
for (i = 0; i < TCP6T_NTIMERS; i++)
printf("\t%s: %u", tcp6timers[i], tcp6cb.t_timer[i]);
printf("\n\n");
if (tcp6cb.t_state < 0 || tcp6cb.t_state >= TCP6_NSTATES)
printf("State: %d", tcp6cb.t_state);
else
printf("State: %s", tcp6states[tcp6cb.t_state]);
printf(", flags 0x%x, in6pcb 0x%lx\n\n", tcp6cb.t_flags,
(u_long)tcp6cb.t_in6pcb);
printf("rxtshift %d, rxtcur %d, dupacks %d\n", tcp6cb.t_rxtshift,
tcp6cb.t_rxtcur, tcp6cb.t_dupacks);
printf("peermaxseg %u, maxseg %u, force %d\n\n", tcp6cb.t_peermaxseg,
tcp6cb.t_maxseg, tcp6cb.t_force);
printf("snd_una %u, snd_nxt %u, snd_up %u\n",
tcp6cb.snd_una, tcp6cb.snd_nxt, tcp6cb.snd_up);
printf("snd_wl1 %u, snd_wl2 %u, iss %u, snd_wnd %lu\n\n",
tcp6cb.snd_wl1, tcp6cb.snd_wl2, tcp6cb.iss, tcp6cb.snd_wnd);
printf("rcv_wnd %lu, rcv_nxt %u, rcv_up %u, irs %u\n\n",
tcp6cb.rcv_wnd, tcp6cb.rcv_nxt, tcp6cb.rcv_up, tcp6cb.irs);
printf("rcv_adv %u, snd_max %u, snd_cwnd %lu, snd_ssthresh %lu\n",
tcp6cb.rcv_adv, tcp6cb.snd_max, tcp6cb.snd_cwnd, tcp6cb.snd_ssthresh);
printf("idle %d, rtt %d, rtseq %u, srtt %d, rttvar %d, rttmin %d, "
"max_sndwnd %lu\n\n", tcp6cb.t_idle, tcp6cb.t_rtt, tcp6cb.t_rtseq,
tcp6cb.t_srtt, tcp6cb.t_rttvar, tcp6cb.t_rttmin, tcp6cb.max_sndwnd);
printf("oobflags %d, iobc %d, softerror %d\n\n", tcp6cb.t_oobflags,
tcp6cb.t_iobc, tcp6cb.t_softerror);
printf("snd_scale %d, rcv_scale %d, req_r_scale %d, req_s_scale %d\n",
tcp6cb.snd_scale, tcp6cb.rcv_scale, tcp6cb.request_r_scale,
tcp6cb.requested_s_scale);
printf("ts_recent %u, ts_regent_age %d, last_ack_sent %u\n",
tcp6cb.ts_recent, tcp6cb.ts_recent_age, tcp6cb.last_ack_sent);
}
#endif
#endif /*INET6*/
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