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-rw-r--r--usr.bin/tip/aculib/courier.c380
1 files changed, 0 insertions, 380 deletions
diff --git a/usr.bin/tip/aculib/courier.c b/usr.bin/tip/aculib/courier.c
deleted file mode 100644
index 85f7b0d..0000000
--- a/usr.bin/tip/aculib/courier.c
+++ /dev/null
@@ -1,380 +0,0 @@
-/*
- * Copyright (c) 1986, 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[] = "@(#)courier.c 8.1 (Berkeley) 6/6/93";
-#endif /* not lint */
-
-/*
- * Routines for calling up on a Courier modem.
- * Derived from Hayes driver.
- */
-#include "tip.h"
-#include <stdio.h>
-
-#define MAXRETRY 5
-
-static void sigALRM();
-static int timeout = 0;
-static int connected = 0;
-static jmp_buf timeoutbuf, intbuf;
-static int coursync();
-
-cour_dialer(num, acu)
- register char *num;
- char *acu;
-{
- register char *cp;
-#ifdef ACULOG
- char line[80];
-#endif
- static int cour_connect(), cour_swallow();
-
- if (boolean(value(VERBOSE)))
- printf("Using \"%s\"\n", acu);
-
- ioctl(FD, TIOCHPCL, 0);
- /*
- * Get in synch.
- */
- if (!coursync()) {
-badsynch:
- printf("can't synchronize with courier\n");
-#ifdef ACULOG
- logent(value(HOST), num, "courier", "can't synch up");
-#endif
- return (0);
- }
- cour_write(FD, "AT E0\r", 6); /* turn off echoing */
- sleep(1);
-#ifdef DEBUG
- if (boolean(value(VERBOSE)))
- cour_verbose_read();
-#endif
- ioctl(FD, TIOCFLUSH, 0); /* flush any clutter */
- cour_write(FD, "AT C1 E0 H0 Q0 X6 V1\r", 21);
- if (!cour_swallow("\r\nOK\r\n"))
- goto badsynch;
- fflush(stdout);
- cour_write(FD, "AT D", 4);
- for (cp = num; *cp; cp++)
- if (*cp == '=')
- *cp = ',';
- cour_write(FD, num, strlen(num));
- cour_write(FD, "\r", 1);
- connected = cour_connect();
-#ifdef ACULOG
- if (timeout) {
- sprintf(line, "%d second dial timeout",
- number(value(DIALTIMEOUT)));
- logent(value(HOST), num, "cour", line);
- }
-#endif
- if (timeout)
- cour_disconnect();
- return (connected);
-}
-
-cour_disconnect()
-{
- /* first hang up the modem*/
- ioctl(FD, TIOCCDTR, 0);
- sleep(1);
- ioctl(FD, TIOCSDTR, 0);
- coursync(); /* reset */
- close(FD);
-}
-
-cour_abort()
-{
- cour_write(FD, "\r", 1); /* send anything to abort the call */
- cour_disconnect();
-}
-
-static void
-sigALRM()
-{
- printf("\07timeout waiting for reply\n");
- timeout = 1;
- longjmp(timeoutbuf, 1);
-}
-
-static int
-cour_swallow(match)
- register char *match;
- {
- sig_t f;
- char c;
-
- f = signal(SIGALRM, sigALRM);
- timeout = 0;
- do {
- if (*match =='\0') {
- signal(SIGALRM, f);
- return (1);
- }
- if (setjmp(timeoutbuf)) {
- signal(SIGALRM, f);
- return (0);
- }
- alarm(number(value(DIALTIMEOUT)));
- read(FD, &c, 1);
- alarm(0);
- c &= 0177;
-#ifdef DEBUG
- if (boolean(value(VERBOSE)))
- putchar(c);
-#endif
- } while (c == *match++);
-#ifdef DEBUG
- if (boolean(value(VERBOSE)))
- fflush(stdout);
-#endif
- signal(SIGALRM, SIG_DFL);
- return (0);
-}
-
-struct baud_msg {
- char *msg;
- int baud;
-} baud_msg[] = {
- "", B300,
- " 1200", B1200,
- " 2400", B2400,
- " 9600", B9600,
- " 9600/ARQ", B9600,
- 0, 0,
-};
-
-static int
-cour_connect()
-{
- char c;
- int nc, nl, n;
- struct sgttyb sb;
- char dialer_buf[64];
- struct baud_msg *bm;
- sig_t f;
-
- if (cour_swallow("\r\n") == 0)
- return (0);
- f = signal(SIGALRM, sigALRM);
-again:
- nc = 0; nl = sizeof(dialer_buf)-1;
- bzero(dialer_buf, sizeof(dialer_buf));
- timeout = 0;
- for (nc = 0, nl = sizeof(dialer_buf)-1 ; nl > 0 ; nc++, nl--) {
- if (setjmp(timeoutbuf))
- break;
- alarm(number(value(DIALTIMEOUT)));
- n = read(FD, &c, 1);
- alarm(0);
- if (n <= 0)
- break;
- c &= 0x7f;
- if (c == '\r') {
- if (cour_swallow("\n") == 0)
- break;
- if (!dialer_buf[0])
- goto again;
- if (strcmp(dialer_buf, "RINGING") == 0 &&
- boolean(value(VERBOSE))) {
-#ifdef DEBUG
- printf("%s\r\n", dialer_buf);
-#endif
- goto again;
- }
- if (strncmp(dialer_buf, "CONNECT",
- sizeof("CONNECT")-1) != 0)
- break;
- for (bm = baud_msg ; bm->msg ; bm++)
- if (strcmp(bm->msg,
- dialer_buf+sizeof("CONNECT")-1) == 0) {
- if (ioctl(FD, TIOCGETP, &sb) < 0) {
- perror("TIOCGETP");
- goto error;
- }
- sb.sg_ispeed = sb.sg_ospeed = bm->baud;
- if (ioctl(FD, TIOCSETP, &sb) < 0) {
- perror("TIOCSETP");
- goto error;
- }
- signal(SIGALRM, f);
-#ifdef DEBUG
- if (boolean(value(VERBOSE)))
- printf("%s\r\n", dialer_buf);
-#endif
- return (1);
- }
- break;
- }
- dialer_buf[nc] = c;
-#ifdef notdef
- if (boolean(value(VERBOSE)))
- putchar(c);
-#endif
- }
-error1:
- printf("%s\r\n", dialer_buf);
-error:
- signal(SIGALRM, f);
- return (0);
-}
-
-/*
- * This convoluted piece of code attempts to get
- * the courier in sync.
- */
-static int
-coursync()
-{
- int already = 0;
- int len;
- char buf[40];
-
- while (already++ < MAXRETRY) {
- ioctl(FD, TIOCFLUSH, 0); /* flush any clutter */
- cour_write(FD, "\rAT Z\r", 6); /* reset modem */
- bzero(buf, sizeof(buf));
- sleep(1);
- ioctl(FD, FIONREAD, &len);
- if (len) {
- len = read(FD, buf, sizeof(buf));
-#ifdef DEBUG
- buf[len] = '\0';
- printf("coursync: (\"%s\")\n\r", buf);
-#endif
- if (index(buf, '0') ||
- (index(buf, 'O') && index(buf, 'K')))
- return(1);
- }
- /*
- * If not strapped for DTR control,
- * try to get command mode.
- */
- sleep(1);
- cour_write(FD, "+++", 3);
- sleep(1);
- /*
- * Toggle DTR to force anyone off that might have left
- * the modem connected.
- */
- ioctl(FD, TIOCCDTR, 0);
- sleep(1);
- ioctl(FD, TIOCSDTR, 0);
- }
- cour_write(FD, "\rAT Z\r", 6);
- return (0);
-}
-
-cour_write(fd, cp, n)
-int fd;
-char *cp;
-int n;
-{
- struct sgttyb sb;
-#ifdef notdef
- if (boolean(value(VERBOSE)))
- write(1, cp, n);
-#endif
- ioctl(fd, TIOCGETP, &sb);
- ioctl(fd, TIOCSETP, &sb);
- cour_nap();
- for ( ; n-- ; cp++) {
- write(fd, cp, 1);
- ioctl(fd, TIOCGETP, &sb);
- ioctl(fd, TIOCSETP, &sb);
- cour_nap();
- }
-}
-
-#ifdef DEBUG
-cour_verbose_read()
-{
- int n = 0;
- char buf[BUFSIZ];
-
- if (ioctl(FD, FIONREAD, &n) < 0)
- return;
- if (n <= 0)
- return;
- if (read(FD, buf, n) != n)
- return;
- write(1, buf, n);
-}
-#endif
-
-/*
- * Code stolen from /usr/src/lib/libc/gen/sleep.c
- */
-#define mask(s) (1<<((s)-1))
-#define setvec(vec, a) \
- vec.sv_handler = a; vec.sv_mask = vec.sv_onstack = 0
-
-static napms = 50; /* Give the courier 50 milliseconds between characters */
-
-static int ringring;
-
-cour_nap()
-{
-
- static void cour_napx();
- int omask;
- struct itimerval itv, oitv;
- register struct itimerval *itp = &itv;
- struct sigvec vec, ovec;
-
- timerclear(&itp->it_interval);
- timerclear(&itp->it_value);
- if (setitimer(ITIMER_REAL, itp, &oitv) < 0)
- return;
- setvec(ovec, SIG_DFL);
- omask = sigblock(mask(SIGALRM));
- itp->it_value.tv_sec = napms/1000;
- itp->it_value.tv_usec = ((napms%1000)*1000);
- setvec(vec, cour_napx);
- ringring = 0;
- (void) sigvec(SIGALRM, &vec, &ovec);
- (void) setitimer(ITIMER_REAL, itp, (struct itimerval *)0);
- while (!ringring)
- sigpause(omask &~ mask(SIGALRM));
- (void) sigvec(SIGALRM, &ovec, (struct sigvec *)0);
- (void) setitimer(ITIMER_REAL, &oitv, (struct itimerval *)0);
- (void) sigsetmask(omask);
-}
-
-static void
-cour_napx()
-{
- ringring = 1;
-}
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