2 * Copyright (c) 1992, 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
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27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 static char sccsid[] = "@(#)t3000.c 8.1 (Berkeley) 6/6/93";
39 * Routines for calling up on a Telebit T3000 modem.
40 * Derived from Courier driver.
44 #include "acucommon.h"
49 static void sigALRM();
50 static int timeout = 0;
51 static int connected = 0;
52 static jmp_buf timeoutbuf, intbuf;
53 static int t3000_sync();
55 t3000_dialer(num, acu)
63 static int t3000_connect(), t3000_swallow();
65 if (boolean(value(VERBOSE)))
66 printf("Using \"%s\"\n", acu);
74 printf("can't synchronize with t3000\n");
76 logent(value(HOST), num, "t3000", "can't synch up");
80 t3000_write(FD, "AT E0\r", 6); /* turn off echoing */
83 if (boolean(value(VERBOSE)))
86 ioctl(FD, TIOCFLUSH, 0); /* flush any clutter */
87 t3000_write(FD, "AT E0 H0 Q0 X4 V1\r", 18);
88 if (!t3000_swallow("\r\nOK\r\n"))
91 t3000_write(FD, "AT D", 4);
92 for (cp = num; *cp; cp++)
95 t3000_write(FD, num, strlen(num));
96 t3000_write(FD, "\r", 1);
97 connected = t3000_connect();
100 sprintf(line, "%d second dial timeout",
101 number(value(DIALTIMEOUT)));
102 logent(value(HOST), num, "t3000", line);
112 /* first hang up the modem*/
113 ioctl(FD, TIOCCDTR, 0);
115 ioctl(FD, TIOCSDTR, 0);
116 t3000_sync(); /* reset */
122 t3000_write(FD, "\r", 1); /* send anything to abort the call */
129 printf("\07timeout waiting for reply\n");
131 longjmp(timeoutbuf, 1);
136 register char *match;
141 f = signal(SIGALRM, sigALRM);
148 if (setjmp(timeoutbuf)) {
152 alarm(number(value(DIALTIMEOUT)));
157 if (boolean(value(VERBOSE)))
160 } while (c == *match++);
162 if (boolean(value(VERBOSE)))
165 signal(SIGALRM, SIG_DFL);
169 #ifndef B19200 /* XXX */
184 " 14400", B19200, B9600,
185 " 19200", B19200, B9600,
186 " 38400", B38400, B9600,
187 " 57600", B38400, B9600,
191 " 12000", B19200, B9600,
201 struct tbaud_msg *bm;
204 if (t3000_swallow("\r\n") == 0)
206 f = signal(SIGALRM, sigALRM);
208 nc = 0; nl = sizeof(dialer_buf)-1;
209 bzero(dialer_buf, sizeof(dialer_buf));
211 for (nc = 0, nl = sizeof(dialer_buf)-1 ; nl > 0 ; nc++, nl--) {
212 if (setjmp(timeoutbuf))
214 alarm(number(value(DIALTIMEOUT)));
221 if (t3000_swallow("\n") == 0)
225 if (strcmp(dialer_buf, "RINGING") == 0 &&
226 boolean(value(VERBOSE))) {
228 printf("%s\r\n", dialer_buf);
232 if (strncmp(dialer_buf, "CONNECT",
233 sizeof("CONNECT")-1) != 0)
235 for (bm = tbaud_msg ; bm->msg ; bm++)
237 dialer_buf+sizeof("CONNECT")-1) == 0) {
238 if (!(acu_setspeed (bm->baud) || (bm->baud2 && acu_setspeed (bm->baud2))))
242 if (boolean(value(VERBOSE)))
243 printf("%s\r\n", dialer_buf);
251 if (boolean(value(VERBOSE)))
256 printf("%s\r\n", dialer_buf);
263 * This convoluted piece of code attempts to get
273 while (already++ < MAXRETRY) {
274 ioctl(FD, TIOCFLUSH, 0); /* flush any clutter */
275 t3000_write(FD, "\rAT Z\r", 6); /* reset modem */
276 bzero(buf, sizeof(buf));
278 ioctl(FD, FIONREAD, &len);
280 if (len == 0) len = 1;
283 len = read(FD, buf, sizeof(buf));
286 printf("t3000_sync: (\"%s\")\n\r", buf);
288 if (index(buf, '0') ||
289 (index(buf, 'O') && index(buf, 'K')))
293 * If not strapped for DTR control,
294 * try to get command mode.
297 t3000_write(FD, "+++", 3);
300 * Toggle DTR to force anyone off that might have left
301 * the modem connected.
303 ioctl(FD, TIOCCDTR, 0);
305 ioctl(FD, TIOCSDTR, 0);
307 t3000_write(FD, "\rAT Z\r", 6);
311 t3000_write(fd, cp, n)
317 if (boolean(value(VERBOSE)))
322 for ( ; n-- ; cp++) {
335 if (ioctl(FD, FIONREAD, &n) < 0)
339 if (read(FD, buf, n) != n)