diff options
Diffstat (limited to 'usr.bin/tip/aculib/v3451.c')
| -rw-r--r-- | usr.bin/tip/aculib/v3451.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/usr.bin/tip/aculib/v3451.c b/usr.bin/tip/aculib/v3451.c new file mode 100644 index 0000000..1623a58 --- /dev/null +++ b/usr.bin/tip/aculib/v3451.c @@ -0,0 +1,214 @@ +/* + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)v3451.c 8.1 (Berkeley) 6/6/93"; +#endif /* not lint */ + +/* + * Routines for calling up on a Vadic 3451 Modem + */ +#include "tip.h" + +static jmp_buf Sjbuf; + +v3451_dialer(num, acu) + register char *num; + char *acu; +{ + sig_t func; + int ok; + int slow = number(value(BAUDRATE)) < 1200, rw = 2; + char phone[50]; +#ifdef ACULOG + char line[80]; +#endif + static int expect(); + static void vawrite(); + + /* + * Get in synch + */ + vawrite("I\r", 1 + slow); + vawrite("I\r", 1 + slow); + vawrite("I\r", 1 + slow); + vawrite("\005\r", 2 + slow); + if (!expect("READY")) { + printf("can't synchronize with vadic 3451\n"); +#ifdef ACULOG + logent(value(HOST), num, "vadic", "can't synch up"); +#endif + return (0); + } + ioctl(FD, TIOCHPCL, 0); + sleep(1); + vawrite("D\r", 2 + slow); + if (!expect("NUMBER?")) { + printf("Vadic will not accept dial command\n"); +#ifdef ACULOG + logent(value(HOST), num, "vadic", "will not accept dial"); +#endif + return (0); + } + strcpy(phone, num); + strcat(phone, "\r"); + vawrite(phone, 1 + slow); + if (!expect(phone)) { + printf("Vadic will not accept phone number\n"); +#ifdef ACULOG + logent(value(HOST), num, "vadic", "will not accept number"); +#endif + return (0); + } + func = signal(SIGINT,SIG_IGN); + /* + * You cannot interrupt the Vadic when its dialing; + * even dropping DTR does not work (definitely a + * brain damaged design). + */ + vawrite("\r", 1 + slow); + vawrite("\r", 1 + slow); + if (!expect("DIALING:")) { + printf("Vadic failed to dial\n"); +#ifdef ACULOG + logent(value(HOST), num, "vadic", "failed to dial"); +#endif + return (0); + } + if (boolean(value(VERBOSE))) + printf("\ndialing..."); + ok = expect("ON LINE"); + signal(SIGINT, func); + if (!ok) { + printf("call failed\n"); +#ifdef ACULOG + logent(value(HOST), num, "vadic", "call failed"); +#endif + return (0); + } + ioctl(FD, TIOCFLUSH, &rw); + return (1); +} + +v3451_disconnect() +{ + + close(FD); +} + +v3451_abort() +{ + + close(FD); +} + +static void +vawrite(cp, delay) + register char *cp; + int delay; +{ + + for (; *cp; sleep(delay), cp++) + write(FD, cp, 1); +} + +static +expect(cp) + register char *cp; +{ + char buf[300]; + register char *rp = buf; + int timeout = 30, online = 0; + static int notin(); + static void alarmtr(); + + if (strcmp(cp, "\"\"") == 0) + return (1); + *rp = 0; + /* + * If we are waiting for the Vadic to complete + * dialing and get a connection, allow more time + * Unfortunately, the Vadic times out 24 seconds after + * the last digit is dialed + */ + online = strcmp(cp, "ON LINE") == 0; + if (online) + timeout = number(value(DIALTIMEOUT)); + signal(SIGALRM, alarmtr); + if (setjmp(Sjbuf)) + return (0); + alarm(timeout); + while (notin(cp, buf) && rp < buf + sizeof (buf) - 1) { + if (online && notin("FAILED CALL", buf) == 0) + return (0); + if (read(FD, rp, 1) < 0) { + alarm(0); + return (0); + } + if (*rp &= 0177) + rp++; + *rp = '\0'; + } + alarm(0); + return (1); +} + +static void +alarmtr() +{ + longjmp(Sjbuf, 1); +} + +static int +notin(sh, lg) + char *sh, *lg; +{ + static int prefix(); + + for (; *lg; lg++) + if (prefix(sh, lg)) + return (0); + return (1); +} + +static +prefix(s1, s2) + register char *s1, *s2; +{ + register char c; + + while ((c = *s1++) == *s2++) + if (c == '\0') + return (1); + return (c == '\0'); +} |
