2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)biz22.c 8.1 (Berkeley) 6/6/93
34 * $DragonFly: src/usr.bin/tip/libacu/biz22.c,v 1.3 2005/05/07 23:20:43 corecode Exp $
40 #define DISCONNECT_CMD "\20\04" /* disconnection string */
42 static void sigALRM();
43 static int cmd(char *s);
44 static int detect(char *s);
45 static int timeout = 0;
46 static jmp_buf timeoutbuf;
49 * Dial up on a BIZCOMP Model 1022 with either
50 * tone dialing (mod = "V")
51 * pulse dialing (mod = "W")
57 register int connected = 0;
60 if (boolean(value(VERBOSE)))
61 printf("\nstarting call...");
63 * Disable auto-answer and configure for tone/pulse
67 printf("can't initialize bizcomp...");
70 strcpy(cbuf, "\02.\r");
73 printf("can't set dialing mode...");
79 write(FD, cbuf, strlen(cbuf));
81 printf("can't get dial tone...");
84 if (boolean(value(VERBOSE)))
87 * The reply from the BIZCOMP should be:
88 * 2 \r or 7 \r failure
91 connected = detect("1\r");
96 sprintf(line, "%d second dial timeout",
97 number(value(DIALTIMEOUT)));
98 logent(value(HOST), num, "biz1022", line);
102 biz22_disconnect(); /* insurance */
106 biz22w_dialer(num, acu)
110 return (biz_dialer(num, "W"));
113 biz22f_dialer(num, acu)
117 return (biz_dialer(num, "V"));
124 write(FD, DISCONNECT_CMD, 4);
126 ioctl(FD, TIOCFLUSH, &rw);
140 longjmp(timeoutbuf, 1);
150 write(FD, s, strlen(s));
151 f = signal(SIGALRM, sigALRM);
152 if (setjmp(timeoutbuf)) {
157 alarm(number(value(DIALTIMEOUT)));
172 f = signal(SIGALRM, sigALRM);
175 if (setjmp(timeoutbuf)) {
179 alarm(number(value(DIALTIMEOUT)));
187 return (timeout == 0);