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/* $OpenBSD: ipx.c,v 1.13 2003/02/01 01:51:31 deraadt Exp $ */
/*
* Copyright (c) 1996 Michael Shalayeff
* 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.
*/
#ifndef lint
#if 0
static char sccsid[] = "from: @(#)ns.c 8.1 (Berkeley) 6/6/93";
#else
static char *rcsid = "$OpenBSD: ipx.c,v 1.13 2003/02/01 01:51:31 deraadt 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/tcp_fsm.h>
#include <netipx/ipx.h>
#include <netipx/ipx_pcb.h>
#include <netipx/ipx.h>
#include <netipx/ipx_var.h>
#ifdef IPXERRORMSGS
#include <netipx/ipx_error.h>
#endif /* IPXERRORMSGS */
#include <netipx/spx.h>
#include <netipx/spx_timer.h>
#include <netipx/spx_var.h>
#define SANAMES
#include <netipx/spx_debug.h>
#include <limits.h>
#include <nlist.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "netstat.h"
struct ipxpcb ipxpcb;
struct spxpcb spxpcb;
struct socket sockb;
static char *ipx_prpr(struct ipx_addr *);
#ifdef IPXERRORMSGS
static void ipx_erputil(int, int);
#endif
static int first = 1;
/*
* Print a summary of connections related to an IPX
* protocol. For SPX, also give state of connection.
* Listening processes (aflag) are suppressed unless the
* -a (all) flag is specified.
*/
void
ipxprotopr(u_long off, char *name)
{
struct ipxpcbtable table;
struct ipxpcb *head, *prev, *next;
int isspx;
if (off == 0)
return;
isspx = strcmp(name, "spx") == 0;
kread(off, (char *)&table, sizeof (table));
prev = head = (struct ipxpcb *)
&((struct ipxpcbtable *)off)->ipxpt_queue.cqh_first;
next = table.ipxpt_queue.cqh_first;
while (next != head) {
kread((u_long)next, (char *)&ipxpcb, sizeof (ipxpcb));
if (ipxpcb.ipxp_queue.cqe_prev != prev) {
printf("???\n");
break;
}
prev = next;
next = ipxpcb.ipxp_queue.cqe_next;
if (!aflag && ipx_nullhost(ipxpcb.ipxp_faddr) )
continue;
kread((u_long)ipxpcb.ipxp_socket,
(char *)&sockb, sizeof (sockb));
if (isspx) {
kread((u_long)ipxpcb.ipxp_ppcb,
(char *)&spxpcb, sizeof (spxpcb));
}
if (first) {
printf("Active Internetwork Packet Exchange connections");
if (aflag)
printf(" (including servers)");
putchar('\n');
if (Aflag)
printf("%-*.*s %-5.5s %-6.6s %-6.6s %-*.*s %-*.*s %s\n",
PLEN, PLEN, "PCB", "Proto", "Recv-Q",
"Send-Q", PLEN, PLEN, "Local Address",
PLEN, PLEN, "Foreign Address", "(state)");
else
printf("%-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)
printf("%*p ", PLEN, ipxpcb.ipxp_ppcb);
printf("%-5.5s %6ld %6ld ", name, sockb.so_rcv.sb_cc,
sockb.so_snd.sb_cc);
printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_laddr));
printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_faddr));
if (isspx) {
extern char *tcpstates[];
if (spxpcb.s_state >= TCP_NSTATES)
printf(" %d", spxpcb.s_state);
else
printf(" %s", tcpstates[spxpcb.s_state]);
}
putchar('\n');
}
}
#define ANY(x,y,z) \
((x) ? printf("\t%ld %s%s%s -- %s\n",x,y,plural(x),z,"x") : 0)
/*
* Dump SPX statistics structure.
*/
void
spx_stats(u_long off, char *name)
{
struct spx_istat spx_istat;
#define spxstat spx_istat.newstats
if (off == 0)
return;
kread(off, (char *)&spx_istat, sizeof (spx_istat));
printf("%s:\n", name);
ANY((long)spx_istat.nonucn, "connection", " dropped due to no new sockets ");
ANY((long)spx_istat.gonawy, "connection", " terminated due to our end dying");
ANY((long)spx_istat.nonucn, "connection",
" dropped due to inability to connect");
ANY((long)spx_istat.noconn, "connection",
" dropped due to inability to connect");
ANY((long)spx_istat.notme, "connection",
" incompleted due to mismatched id's");
ANY((long)spx_istat.wrncon, "connection", " dropped due to mismatched id's");
ANY((long)spx_istat.bdreas, "packet", " dropped out of sequence");
ANY((long)spx_istat.lstdup, "packet", " duplicating the highest packet");
ANY((long)spx_istat.notyet, "packet", " refused as exceeding allocation");
ANY(spxstat.spxs_connattempt, "connection", " initiated");
ANY(spxstat.spxs_accepts, "connection", " accepted");
ANY(spxstat.spxs_connects, "connection", " established");
ANY(spxstat.spxs_drops, "connection", " dropped");
ANY(spxstat.spxs_conndrops, "embryonic connection", " dropped");
ANY(spxstat.spxs_closed, "connection", " closed (includes drops)");
ANY(spxstat.spxs_segstimed, "packet", " where we tried to get rtt");
ANY(spxstat.spxs_rttupdated, "time", " we got rtt");
ANY(spxstat.spxs_delack, "delayed ack", " sent");
ANY(spxstat.spxs_timeoutdrop, "connection", " dropped in rxmt timeout");
ANY(spxstat.spxs_rexmttimeo, "retransmit timeout", "");
ANY(spxstat.spxs_persisttimeo, "persist timeout", "");
ANY(spxstat.spxs_keeptimeo, "keepalive timeout", "");
ANY(spxstat.spxs_keepprobe, "keepalive probe", " sent");
ANY(spxstat.spxs_keepdrops, "connection", " dropped in keepalive");
ANY(spxstat.spxs_sndtotal, "total packet", " sent");
ANY(spxstat.spxs_sndpack, "data packet", " sent");
ANY(spxstat.spxs_sndbyte, "data byte", " sent");
ANY(spxstat.spxs_sndrexmitpack, "data packet", " retransmitted");
ANY(spxstat.spxs_sndrexmitbyte, "data byte", " retransmitted");
ANY(spxstat.spxs_sndacks, "ack-only packet", " sent");
ANY(spxstat.spxs_sndprobe, "window probe", " sent");
ANY(spxstat.spxs_sndurg, "packet", " sent with URG only");
ANY(spxstat.spxs_sndwinup, "window update-only packet", " sent");
ANY(spxstat.spxs_sndctrl, "control (SYN|FIN|RST) packet", " sent");
ANY(spxstat.spxs_sndvoid, "request", " to send a non-existant packet");
ANY(spxstat.spxs_rcvtotal, "total packet", " received");
ANY(spxstat.spxs_rcvpack, "packet", " received in sequence");
ANY(spxstat.spxs_rcvbyte, "byte", " received in sequence");
ANY(spxstat.spxs_rcvbadsum, "packet", " received with ccksum errs");
ANY(spxstat.spxs_rcvbadoff, "packet", " received with bad offset");
ANY(spxstat.spxs_rcvshort, "packet", " received too short");
ANY(spxstat.spxs_rcvduppack, "duplicate-only packet", " received");
ANY(spxstat.spxs_rcvdupbyte, "duplicate-only byte", " received");
ANY(spxstat.spxs_rcvpartduppack, "packet", " with some duplicate data");
ANY(spxstat.spxs_rcvpartdupbyte, "duplicate byte", " in part-duplicate packet");
ANY(spxstat.spxs_rcvoopack, "out-of-order packet", " received");
ANY(spxstat.spxs_rcvoobyte, "out-of-order byte", " received");
ANY(spxstat.spxs_rcvpackafterwin, "packet", " with data after window");
ANY(spxstat.spxs_rcvbyteafterwin, "byte", " rcvd after window");
ANY(spxstat.spxs_rcvafterclose, "packet", " rcvd after 'close'");
ANY(spxstat.spxs_rcvwinprobe, "rcvd window probe packet", "");
ANY(spxstat.spxs_rcvdupack, "rcvd duplicate ack", "");
ANY(spxstat.spxs_rcvacktoomuch, "rcvd ack", " for unsent data");
ANY(spxstat.spxs_rcvackpack, "rcvd ack packet", "");
ANY(spxstat.spxs_rcvackbyte, "byte", " acked by rcvd acks");
ANY(spxstat.spxs_rcvwinupd, "rcvd window update packet", "");
}
#undef ANY
#define ANY(x,y,z) ((x) ? printf("\t%ld %s%s%s\n",x,y,plural(x),z) : 0)
/*
* Dump IPX statistics structure.
*/
void
ipx_stats(u_long off, char *name)
{
struct ipxstat ipxstat;
if (off == 0)
return;
kread(off, (char *)&ipxstat, sizeof (ipxstat));
printf("%s:\n", name);
ANY(ipxstat.ipxs_toosmall, "packet", " smaller than a header");
ANY(ipxstat.ipxs_tooshort, "packet", " smaller than advertised");
ANY(ipxstat.ipxs_badsum, "packet", " with bad checksums");
}
#ifdef IPXERRORMSGS
static struct {
u_short code;
char *name;
char *where;
} ipx_errnames[] = {
{ 0, "Unspecified Error", " at Destination" },
{ 1, "Bad Checksum", " at Destination" },
{ 2, "No Listener", " at Socket" },
{ 3, "Packet", " Refused due to lack of space at Destination" },
{ 01000, "Unspecified Error", " while gatewayed" },
{ 01001, "Bad Checksum", " while gatewayed" },
{ 01002, "Packet", " forwarded too many times" },
{ 01003, "Packet", " too large to be forwarded" },
{ -1, 0, 0 },
};
/*
* Dump IPX Error statistics structure.
*/
/*ARGSUSED*/
void
ipxerr_stats(u_long off, char *name)
{
struct ipx_errstat ipx_errstat;
int j;
int histoprint = 1;
int z;
if (off == 0)
return;
kread(off, (char *)&ipx_errstat, sizeof (ipx_errstat));
printf("IPX error statistics:\n");
ANY(ipx_errstat.ipx_es_error, "call", " to ipx_error");
ANY(ipx_errstat.ipx_es_oldshort, "error",
" ignored due to insufficient addressing");
ANY(ipx_errstat.ipx_es_oldipx_err, "error request",
" in response to error packets");
ANY(ipx_errstat.ipx_es_tooshort, "error packet",
" received incomplete");
ANY(ipx_errstat.ipx_es_badcode, "error packet",
" received of unknown type");
for (j = 0; j < IPX_ERR_MAX; j ++) {
z = ipx_errstat.ipx_es_outhist[j];
if (z && histoprint) {
printf("Output Error Histogram:\n");
histoprint = 0;
}
ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
}
histoprint = 1;
for (j = 0; j < IPX_ERR_MAX; j ++) {
z = ipx_errstat.ipx_es_inhist[j];
if (z && histoprint) {
printf("Input Error Histogram:\n");
histoprint = 0;
}
ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
}
}
static void
ipx_erputil(int z, int c)
{
int j;
char codebuf[30];
char *name, *where;
for (j = 0;; j ++) {
if ((name = ipx_errnames[j].name) == 0)
break;
if (ipx_errnames[j].code == c)
break;
}
if (name == 0) {
if (c > 01000)
where = "in transit";
else
where = "at destination";
snprintf(codebuf, sizeof codebuf,
"Unknown IPX error code 0%o", c);
name = codebuf;
} else
where = ipx_errnames[j].where;
ANY(z, name, where);
}
#endif /* IPXERRORMSGS */
static struct sockaddr_ipx ssipx = { AF_IPX };
static char *
ipx_prpr(struct ipx_addr *x)
{
struct sockaddr_ipx *sipx = &ssipx;
sipx->sipx_addr = *x;
return(ipx_print((struct sockaddr *)sipx));
}
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