2006-08-31 14:14:30 +00:00
|
|
|
/* $OpenBSD: dn11.c,v 1.9 2006/03/17 19:17:13 moritz Exp $ */
|
2001-12-20 13:06:50 +00:00
|
|
|
/* $NetBSD: dn11.c,v 1.4 1995/10/29 00:49:53 pk Exp $ */
|
|
|
|
|
2017-11-20 19:49:47 +00:00
|
|
|
/*-
|
|
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
|
|
*
|
1995-03-31 11:47:39 +00:00
|
|
|
* Copyright (c) 1983, 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.
|
2006-08-31 14:14:30 +00:00
|
|
|
* 3. Neither the name of the University nor the names of its contributors
|
1995-03-31 11:47:39 +00:00
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
|
2001-12-20 14:25:46 +00:00
|
|
|
#include <sys/cdefs.h>
|
|
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
|
1995-03-31 11:47:39 +00:00
|
|
|
#ifndef lint
|
2001-12-20 13:06:50 +00:00
|
|
|
#if 0
|
1995-03-31 11:47:39 +00:00
|
|
|
static char sccsid[] = "@(#)dn11.c 8.1 (Berkeley) 6/6/93";
|
2006-08-31 14:14:30 +00:00
|
|
|
static const char rcsid[] = "$OpenBSD: dn11.c,v 1.9 2006/03/17 19:17:13 moritz Exp $";
|
2001-12-20 14:25:46 +00:00
|
|
|
#endif
|
1995-03-31 11:47:39 +00:00
|
|
|
#endif /* not lint */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Routines for dialing up on DN-11
|
|
|
|
*/
|
|
|
|
#include "tip.h"
|
|
|
|
|
|
|
|
static jmp_buf jmpbuf;
|
2006-08-31 14:14:30 +00:00
|
|
|
static pid_t child = -1, dn;
|
|
|
|
|
|
|
|
static void alarmtr(int);
|
1995-03-31 11:47:39 +00:00
|
|
|
|
2001-12-20 13:06:50 +00:00
|
|
|
int
|
2006-08-31 14:14:30 +00:00
|
|
|
dn_dialer(char *num, char *acu)
|
1995-03-31 11:47:39 +00:00
|
|
|
{
|
2001-12-20 13:06:50 +00:00
|
|
|
int lt, nw;
|
|
|
|
int timelim;
|
|
|
|
struct termios cntrl;
|
1995-03-31 11:47:39 +00:00
|
|
|
|
|
|
|
if (boolean(value(VERBOSE)))
|
|
|
|
printf("\nstarting call...");
|
|
|
|
if ((dn = open(acu, 1)) < 0) {
|
|
|
|
if (errno == EBUSY)
|
|
|
|
printf("line busy...");
|
|
|
|
else
|
|
|
|
printf("acu open error...");
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
if (setjmp(jmpbuf)) {
|
|
|
|
kill(child, SIGKILL);
|
|
|
|
close(dn);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
signal(SIGALRM, alarmtr);
|
|
|
|
timelim = 5 * strlen(num);
|
|
|
|
alarm(timelim < 30 ? 30 : timelim);
|
|
|
|
if ((child = fork()) == 0) {
|
|
|
|
/*
|
|
|
|
* ignore this stuff for aborts
|
|
|
|
*/
|
|
|
|
signal(SIGALRM, SIG_IGN);
|
|
|
|
signal(SIGINT, SIG_IGN);
|
|
|
|
signal(SIGQUIT, SIG_IGN);
|
|
|
|
sleep(2);
|
|
|
|
nw = write(dn, num, lt = strlen(num));
|
|
|
|
exit(nw != lt);
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* open line - will return on carrier
|
|
|
|
*/
|
|
|
|
if ((FD = open(DV, 2)) < 0) {
|
|
|
|
if (errno == EIO)
|
|
|
|
printf("lost carrier...");
|
|
|
|
else
|
|
|
|
printf("dialup line open failed...");
|
|
|
|
alarm(0);
|
|
|
|
kill(child, SIGKILL);
|
|
|
|
close(dn);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
alarm(0);
|
2001-12-20 13:06:50 +00:00
|
|
|
tcgetattr(dn, &cntrl);
|
|
|
|
cntrl.c_cflag |= HUPCL;
|
|
|
|
tcsetattr(dn, TCSANOW, &cntrl);
|
1995-03-31 11:47:39 +00:00
|
|
|
signal(SIGALRM, SIG_DFL);
|
|
|
|
while ((nw = wait(<)) != child && nw != -1)
|
|
|
|
;
|
|
|
|
fflush(stdout);
|
|
|
|
close(dn);
|
|
|
|
if (lt != 0) {
|
|
|
|
close(FD);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
|
2006-08-31 14:14:30 +00:00
|
|
|
/*ARGSUSED*/
|
|
|
|
static void
|
|
|
|
alarmtr(int signo)
|
1995-03-31 11:47:39 +00:00
|
|
|
{
|
|
|
|
alarm(0);
|
|
|
|
longjmp(jmpbuf, 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Insurance, for some reason we don't seem to be
|
|
|
|
* hanging up...
|
|
|
|
*/
|
2001-12-20 13:06:50 +00:00
|
|
|
void
|
2006-08-31 14:14:30 +00:00
|
|
|
dn_disconnect(void)
|
1995-03-31 11:47:39 +00:00
|
|
|
{
|
|
|
|
sleep(2);
|
|
|
|
if (FD > 0)
|
|
|
|
ioctl(FD, TIOCCDTR, 0);
|
|
|
|
close(FD);
|
|
|
|
}
|
|
|
|
|
2001-12-20 13:06:50 +00:00
|
|
|
void
|
2006-08-31 14:14:30 +00:00
|
|
|
dn_abort(void)
|
1995-03-31 11:47:39 +00:00
|
|
|
{
|
|
|
|
sleep(2);
|
|
|
|
if (child > 0)
|
|
|
|
kill(child, SIGKILL);
|
|
|
|
if (dn > 0)
|
|
|
|
close(dn);
|
|
|
|
if (FD > 0)
|
|
|
|
ioctl(FD, TIOCCDTR, 0);
|
|
|
|
close(FD);
|
|
|
|
}
|