11590Srgrimes/*
21590Srgrimes * Copyright (c) 1983, 1993
31590Srgrimes *	The Regents of the University of California.  All rights reserved.
41590Srgrimes *
51590Srgrimes * Redistribution and use in source and binary forms, with or without
61590Srgrimes * modification, are permitted provided that the following conditions
71590Srgrimes * are met:
81590Srgrimes * 1. Redistributions of source code must retain the above copyright
91590Srgrimes *    notice, this list of conditions and the following disclaimer.
101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright
111590Srgrimes *    notice, this list of conditions and the following disclaimer in the
121590Srgrimes *    documentation and/or other materials provided with the distribution.
131590Srgrimes * 4. Neither the name of the University nor the names of its contributors
141590Srgrimes *    may be used to endorse or promote products derived from this software
151590Srgrimes *    without specific prior written permission.
161590Srgrimes *
171590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
181590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
191590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
201590Srgrimes * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
211590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
221590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
231590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
241590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
251590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
261590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
271590Srgrimes * SUCH DAMAGE.
281590Srgrimes */
291590Srgrimes
3087710Smarkm#include <sys/cdefs.h>
3187710Smarkm
3287710Smarkm__FBSDID("$FreeBSD$");
3387710Smarkm
341590Srgrimes#ifndef lint
3587710Smarkmstatic const char sccsid[] = "@(#)get_addrs.c	8.1 (Berkeley) 6/6/93";
3632503Scharnier#endif
371590Srgrimes
3832503Scharnier#include <err.h>
3932503Scharnier#include <netdb.h>
4014443Sjoerg#include <string.h>
41200418Sdelphij#include <unistd.h>
4287710Smarkm
4314443Sjoerg#include "talk.h"
441590Srgrimes#include "talk_ctl.h"
451590Srgrimes
4614443Sjoergvoid
47178642Sdelphijget_addrs(const char *my_machine_name __unused, const char *his_machine_name)
481590Srgrimes{
491590Srgrimes	struct hostent *hp;
501590Srgrimes	struct servent *sp;
511590Srgrimes
521590Srgrimes	msg.pid = htonl(getpid());
5314443Sjoerg
5414443Sjoerg	hp = gethostbyname(his_machine_name);
5532503Scharnier	if (hp == NULL)
5632503Scharnier		errx(1, "%s: %s", his_machine_name, hstrerror(h_errno));
5714443Sjoerg	bcopy(hp->h_addr, (char *) &his_machine_addr, hp->h_length);
5832503Scharnier	if (get_iface(&his_machine_addr, &my_machine_addr) == -1)
5932503Scharnier		err(1, "failed to find my interface address");
601590Srgrimes	/* find the server's port */
611590Srgrimes	sp = getservbyname("ntalk", "udp");
6232503Scharnier	if (sp == 0)
6332503Scharnier		errx(1, "ntalk/udp: service is not registered");
641590Srgrimes	daemon_port = sp->s_port;
651590Srgrimes}
66