1 /* $OpenBSD: df.c,v 1.5 2001/10/24 18:38:58 millert Exp $ */
2 /* $NetBSD: df.c,v 1.4 1995/10/29 00:49:51 pk Exp $ */
5 * Copyright (c) 1983, 1993
6 * The Regents of the University of California. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 #include <sys/cdefs.h>
38 __FBSDID("$FreeBSD$");
42 static char sccsid[] = "@(#)df.c 8.1 (Berkeley) 6/6/93";
43 static char rcsid[] = "$OpenBSD: df.c,v 1.5 2001/10/24 18:38:58 millert Exp $";
48 * Dial the DF02-AC or DF03-AC
54 static void timeout();
55 static void df_disconnect(void);
62 return (df_dialer(num, acu, 0));
70 return (df_dialer(num, acu, 1));
74 df_dialer(num, acu, df03)
84 cntrl.c_cflag |= HUPCL;
85 tcsetattr(f, TCSANOW, &cntrl);
87 printf("connection timed out\r\n");
91 if (boolean(value(VERBOSE)))
92 printf("\ndialing...");
96 int st = TIOCM_ST; /* secondary Transmit flag */
99 speed = cfgetospeed(&cntrl);
100 if (speed != B1200) { /* must dial at 1200 baud */
101 cfsetospeed(&cntrl, B1200);
102 cfsetispeed(&cntrl, B1200);
103 tcsetattr(f, TCSAFLUSH, &cntrl);
104 ioctl(f, TIOCMBIC, &st); /* clear ST for 300 baud */
106 ioctl(f, TIOCMBIS, &st); /* set ST for 1200 baud */
109 signal(SIGALRM, timeout);
110 alarm(5 * strlen(num) + 10);
111 tcflush(f, TCIOFLUSH);
115 write(f, num, strlen(num));
118 if (df03 && speed != B1200) {
119 cfsetospeed(&cntrl, speed);
120 cfsetispeed(&cntrl, speed);
121 tcsetattr(f, TCSAFLUSH, &cntrl);
130 write(FD, "\001", 1);
132 tcflush(FD, TCIOFLUSH);