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282 lines
7.4 KiB
C
282 lines
7.4 KiB
C
/*
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* Copyright (c) 1983, 1988, 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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#ifndef lint
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/*
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static char sccsid[] = "@(#)atalk.c 1.1 (Whistle) 6/6/96";
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*/
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static const char rcsid[] =
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"$Id: atalk.c,v 1.10 1997/07/29 06:51:39 charnier Exp $";
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/protosw.h>
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#include <net/route.h>
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#include <netatalk/at.h>
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#include <netatalk/ddp_var.h>
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#include <nlist.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include "netstat.h"
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struct ddpcb ddpcb;
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struct socket sockb;
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static int first = 1;
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/*
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* Print a summary of connections related to a Network Systems
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* protocol. For XXX, also give state of connection.
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* Listening processes (aflag) are suppressed unless the
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* -a (all) flag is specified.
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*/
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static char *
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at_pr_net(struct sockaddr_at *sat, int numeric)
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{
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static char mybuf[50];
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if (!numeric) {
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switch(sat->sat_addr.s_net) {
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case 0xffff:
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return "????";
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case ATADDR_ANYNET:
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return("*");
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}
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}
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sprintf(mybuf,"%hu",ntohs(sat->sat_addr.s_net));
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return mybuf;
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}
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static char *
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at_pr_host(struct sockaddr_at *sat, int numeric)
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{
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static char mybuf[50];
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if (!numeric) {
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switch(sat->sat_addr.s_node) {
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case ATADDR_BCAST:
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return "bcast";
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case ATADDR_ANYNODE:
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return("*");
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}
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}
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sprintf(mybuf,"%d",(unsigned int)sat->sat_addr.s_node);
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return mybuf;
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}
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char *
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at_pr_port(struct sockaddr_at *sat)
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{
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static char mybuf[50];
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switch(sat->sat_port) {
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case ATADDR_ANYPORT:
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return("*");
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case 0xff:
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return "????";
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default:
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sprintf(mybuf,"%d",(unsigned int)sat->sat_port);
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}
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return mybuf;
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}
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static char *
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at_pr_range(struct sockaddr_at *sat)
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{
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static char mybuf[50];
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if(sat->sat_range.r_netrange.nr_firstnet
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!= sat->sat_range.r_netrange.nr_lastnet) {
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sprintf(mybuf,"%d-%d",
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ntohs(sat->sat_range.r_netrange.nr_firstnet),
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ntohs(sat->sat_range.r_netrange.nr_lastnet));
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} else {
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sprintf(mybuf,"%d",
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ntohs(sat->sat_range.r_netrange.nr_firstnet));
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}
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return mybuf;
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}
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/* what == 0 for addr only == 3 */
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/* 1 for net */
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/* 2 for host */
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/* 4 for port */
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/* 8 for numeric only */
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char *
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atalk_print(sa,what)
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register struct sockaddr *sa;
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{
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struct sockaddr_at *sat = (struct sockaddr_at *)sa;
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static char mybuf[50];
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int numeric = (what & 0x08);
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mybuf[0] = 0;
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switch (what & 0x13) {
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case 0:
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mybuf[0] = 0;
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break;
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case 1:
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sprintf(mybuf,"%s",at_pr_net(sat, numeric));
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break;
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case 2:
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sprintf(mybuf,"%s",at_pr_host(sat, numeric));
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break;
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case 3:
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sprintf(mybuf,"%s.%s",
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at_pr_net(sat, numeric),
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at_pr_host(sat, numeric));
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break;
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case 0x10:
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sprintf(mybuf,"%s", at_pr_range(sat));
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}
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if (what & 4) {
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sprintf(mybuf+strlen(mybuf),".%s",at_pr_port(sat));
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}
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return mybuf;
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}
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char *
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atalk_print2(struct sockaddr *sa, struct sockaddr *mask, int what)
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{
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int n;
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static char buf[100];
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struct sockaddr_at *sat1, *sat2;
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struct sockaddr_at thesockaddr;
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struct sockaddr *sa2;
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sat1 = (struct sockaddr_at *)sa;
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sat2 = (struct sockaddr_at *)mask;
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sa2 = (struct sockaddr *)&thesockaddr;
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thesockaddr.sat_addr.s_net = sat1->sat_addr.s_net & sat2->sat_addr.s_net;
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n = snprintf(buf, sizeof(buf), "%s", atalk_print(sa2, 1 |(what & 8)));
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if(sat2->sat_addr.s_net != 0xFFFF) {
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thesockaddr.sat_addr.s_net = sat1->sat_addr.s_net | ~sat2->sat_addr.s_net;
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n += snprintf(buf + n, sizeof(buf) - n,
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"-%s", atalk_print(sa2, 1 |(what & 8)));
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}
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if(what & 2)
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n += snprintf(buf + n, sizeof(buf) - n, ".%s", atalk_print(sa, what&(~1)));
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return(buf);
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}
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void
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atalkprotopr(off, name)
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u_long off;
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char *name;
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{
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struct ddpcb cb;
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register struct ddpcb *prev, *next;
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struct ddpcb *initial;
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if (off == 0)
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return;
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kread(off, (char *)&initial, sizeof (struct ddpcb *));
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ddpcb = cb;
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prev = (struct ddpcb *)off;
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for (next = initial ;next != NULL; prev = next) {
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u_long ppcb;
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kread((u_long)next, (char *)&ddpcb, sizeof (ddpcb));
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next = ddpcb.ddp_next;
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#if 0
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if (!aflag && atalk_nullhost(ddpcb.ddp_lsat) ) {
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continue;
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}
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#endif
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kread((u_long)ddpcb.ddp_socket,
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(char *)&sockb, sizeof (sockb));
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if (first) {
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printf("Active ATALK connections");
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if (aflag)
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printf(" (including servers)");
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putchar('\n');
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if (Aflag)
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printf("%-8.8s ", "PCB");
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printf(Aflag ?
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"%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
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"%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
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"Proto", "Recv-Q", "Send-Q",
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"Local Address", "Foreign Address", "(state)");
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first = 0;
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}
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if (Aflag)
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printf("%8lx ", ppcb);
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printf("%-5.5s %6lu %6lu ", name, sockb.so_rcv.sb_cc,
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sockb.so_snd.sb_cc);
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printf(Aflag?" %-18.18s":" %-22.22s", atalk_print(
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(struct sockaddr *)&ddpcb.ddp_lsat,7));
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printf(Aflag?" %-18.18s":" %-22.22s", atalk_print(
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(struct sockaddr *)&ddpcb.ddp_fsat,7));
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putchar('\n');
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}
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}
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#define ANY(x,y,z) \
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((x) ? printf("\t%lu %s%s%s\n",x,y,plural(x),z) : 0)
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/*
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* Dump DDP statistics structure.
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*/
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void
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ddp_stats(off, name)
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u_long off;
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char *name;
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{
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struct ddpstat ddpstat;
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if (off == 0)
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return;
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kread(off, (char *)&ddpstat, sizeof (ddpstat));
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printf("%s:\n", name);
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ANY(ddpstat.ddps_short, "packet", " with short headers ");
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ANY(ddpstat.ddps_long, "packet", " with long headers ");
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ANY(ddpstat.ddps_nosum, "packet", " with no checksum ");
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ANY(ddpstat.ddps_tooshort, "packet", " too short ");
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ANY(ddpstat.ddps_badsum, "packet", " with bad checksum ");
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ANY(ddpstat.ddps_toosmall, "packet", " with not enough data ");
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ANY(ddpstat.ddps_forward, "packet", " forwarded ");
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ANY(ddpstat.ddps_encap, "packet", " encapsulated ");
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ANY(ddpstat.ddps_cantforward, "packet", " rcvd for unreachable dest ");
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ANY(ddpstat.ddps_nosockspace, "packet", " dropped due to no socket space ");
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}
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