diff options
Diffstat (limited to 'usr.bin/uucp/acucntrl/acucntrl.c')
| -rw-r--r-- | usr.bin/uucp/acucntrl/acucntrl.c | 814 |
1 files changed, 0 insertions, 814 deletions
diff --git a/usr.bin/uucp/acucntrl/acucntrl.c b/usr.bin/uucp/acucntrl/acucntrl.c deleted file mode 100644 index deba6ba..0000000 --- a/usr.bin/uucp/acucntrl/acucntrl.c +++ /dev/null @@ -1,814 +0,0 @@ -/*- - * Copyright (c) 1985, 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 copyright[] = -"@(#) Copyright (c) 1985, 1986, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)acucntrl.c 8.1 (Berkeley) 6/6/93"; -#endif /* not lint */ - -/* acucntrl - turn around tty line between dialin and dialout - * - * Usage: acucntrl {enable,disable} /dev/ttydX - * - * History: - * First written by Allan Wilkes (fisher!allan) - * - * Modified June 8,1983 by W.Sebok (astrovax!wls) to poke kernel rather - * than use kernel hack to turn on/off modem control, using subroutine - * stolen from program written by Tsutomu Shimomura - * {astrovax,escher}!tsutomu - * - * Worked over many times by W.Sebok (i.e. hacked to death) - * - * Operation: - * disable (i.e. setup for dialing out) - * (1) check input arguments - * (2) look in _PATH_UTMP to check that the line is not in use by another - * (3) disable modem control on terminal - * (4) check for carrier on device - * (5) change owner of device to real id - * (6) edit _PATH_TTYS, changing the first character of the appropriate - * line to 0 - * (7) send a hangup to process 1 to poke init to disable getty - * (8) post uid name in capitals in _PATH_UTMP to let world know device - * has been grabbed - * (9) make sure that DTR is on - * - * enable (i.e.) restore for dialin - * (1) check input arguments - * (2) look in _PATH_UTMP to check that the line is not in use by another - * (3) make sure modem control on terminal is disabled - * (4) turn off DTR to make sure line is hung up - * (5) condition line: clear exclusive use and set hangup on close modes - * (6) turn on modem control - * (7) edit _PATH_TTYS, changing the first character of the appropriate - * line to 1 - * (8) send a hangup to process 1 to poke init to enable getty - * (9) clear uid name for _PATH_UTMP - */ - -/* #define SENSECARRIER */ - -#include "uucp.h" -#ifdef DIALINOUT -#include <sys/buf.h> -#include <signal.h> -#include <sys/conf.h> -#ifdef vax -#ifdef BSD4_2 -#include <vaxuba/ubavar.h> -#else -#include <sys/ubavar.h> -#endif -#endif /* vax */ -#include <sys/stat.h> -#include <nlist.h> -#include <sgtty.h> -#include <utmp.h> -#include <pwd.h> -#include <stdio.h> -#include <sys/file.h> -#include "pathnames.h" - -#define NDZLINE 8 /* lines/dz */ -#define NDHLINE 16 /* lines/dh */ -#define NDMFLINE 8 /* lines/dmf */ - -#define DZ11 1 -#define DH11 2 -#define DMF 3 - -#define NLVALUE(val) (nl[val].n_value) - -struct nlist nl[] = { -#define CDEVSW 0 - { "_cdevsw" }, - -#define DZOPEN 1 - { "_dzopen" }, -#define DZINFO 2 - { "_dzinfo" }, -#define NDZ11 3 - { "_dz_cnt" }, -#define DZSCAR 4 - { "_dzsoftCAR" }, - -#define DHOPEN 5 - { "_dhopen" }, -#define DHINFO 6 - { "_dhinfo" }, -#define NDH11 7 - { "_ndh11" }, -#define DHSCAR 8 - { "_dhsoftCAR" }, - -#define DMFOPEN 9 - { "_dmfopen" }, -#define DMFINFO 10 - { "_dmfinfo" }, -#define NDMF 11 - { "_ndmf" }, -#define DMFSCAR 12 - { "_dmfsoftCAR" }, - - { "\0" } -}; - -#define ENABLE 1 -#define DISABLE 0 - -char Etcttys[] = _PATH_TTYS; -#ifdef BSD4_3 -FILE *ttysfile, *nttysfile; -char NEtcttys[] = _PATH_NEWTTYS; -extern long ftell(); -#endif BSD4_3 -char Devhome[] = _PATH_DEV; - -char usage[] = "Usage: acucntrl {dis|en}able ttydX\n"; - -struct utmp utmp; -char resettty, resetmodem; -int etcutmp; -off_t utmploc; -off_t ttyslnbeg; -extern int errno; -extern char *sys_errlist[]; -off_t lseek(); - -#define NAMSIZ sizeof(utmp.ut_name) -#define LINSIZ sizeof(utmp.ut_line) - -main(argc, argv) -int argc; char *argv[]; -{ - register char *p; - register int i; - char uname[NAMSIZ], Uname[NAMSIZ]; - int enable ; - char *device; - int devfile; - int uid, gid; - struct passwd *getpwuid(); - char *rindex(); - - /* check input arguments */ - if (argc!=3 && argc != 4) { - fprintf(stderr, usage); - exit(1); - } - - /* interpret command type */ - if (prefix(argv[1], "disable") || strcmp(argv[1], "dialout")==0) - enable = 0; - else if (prefix(argv[1], "enable") || strcmp(argv[1], "dialin")==0) - enable = 1; - else { - fprintf(stderr, usage); - exit(1); - } - - device = rindex(argv[2], '/'); - device = (device == NULL) ? argv[2]: device+1; - - opnttys(device); - -#ifdef vax - /* Get nlist info */ - nlist(_PATH_UNIX, nl); -#endif vax - - /* Chdir to /dev */ - if(chdir(Devhome) < 0) { - fprintf(stderr, "Cannot chdir to %s: %s\r\n", - Devhome, sys_errlist[errno]); - exit(1); - } - - /* Get uid information */ - uid = getuid(); - gid = getgid(); - - p = getpwuid(uid)->pw_name; - if (p==NULL) { - fprintf(stderr, "cannot get uid name\n"); - exit(1); - } - - if (strcmp(p, "uucp") == 0 && argc == 4) - p = argv[3]; - - /* to upper case */ - i = 0; - do { - uname[i] = *p; - Uname[i++] = (*p>='a' && *p<='z') ? (*p - ('a'-'A')) : *p; - } while (*p++ && i<NAMSIZ); - - /* check to see if line is being used */ - if( (etcutmp = open(_PATH_UTMP, 2)) < 0) { - fprintf(stderr, "On open %s open: %s\n", - _PATH_UTMP, sys_errlist[errno]); - exit(1); - } - - (void)lseek(etcutmp, utmploc, 0); - - i = read(etcutmp, (char *)&utmp, sizeof(struct utmp)); - - if( - i == sizeof(struct utmp) && - utmp.ut_line[0] != '\0' && - utmp.ut_name[0] != '\0' && - ( - !upcase(utmp.ut_name, NAMSIZ) || - ( - uid != 0 && - strncmp(utmp.ut_name, Uname, NAMSIZ) != 0 - ) - ) - ) { - fprintf(stderr, "%s in use by %s\n", device, utmp.ut_name); - exit(2); - } - -#ifndef sequent - /* Disable modem control */ - if (setmodem(device, DISABLE) < 0) { - fprintf(stderr, "Unable to disable modem control\n"); - exit(1); - } -#endif !sequent - - if (enable) { -#ifdef sequent - if (setmodem(device, ENABLE) < 0) { - fprintf(stderr, "Cannot Enable modem control\n"); - (void)setmodem(device, i); - exit(1); - } -#endif sequent -#ifndef sequent - if((devfile = open(device, 1)) < 0) { - fprintf(stderr, "On open of %s: %s\n", - device, sys_errlist[errno]); - (void)setmodem(device, resetmodem); - exit(1); - } - /* Try one last time to hang up */ - if (ioctl(devfile, (int)TIOCCDTR, (char *)0) < 0) - fprintf(stderr, "On TIOCCDTR ioctl: %s\n", - sys_errlist[errno]); - - if (ioctl(devfile, (int)TIOCNXCL, (char *)0) < 0) - fprintf(stderr, - "Cannot clear Exclusive Use on %s: %s\n", - device, sys_errlist[errno]); - - if (ioctl(devfile, (int)TIOCHPCL, (char *)0) < 0) - fprintf(stderr, - "Cannot set hangup on close on %s: %s\n", - device, sys_errlist[errno]); - -#endif !sequent - i = resetmodem; - -#ifndef sequent - if (setmodem(device, ENABLE) < 0) { - fprintf(stderr, "Cannot Enable modem control\n"); - (void)setmodem(device, i); - exit(1); - } -#endif sequent - resetmodem=i; - - if (settys(ENABLE)) { - fprintf(stderr, "%s already enabled\n", device); - } else { - pokeinit(device, Uname, enable); - } - post(device, ""); - - } else { -#if defined(TIOCMGET) && defined(SENSECARRIER) - if (uid!=0) { - int linestat = 0; - - /* check for presence of carrier */ - sleep(2); /* need time after modem control turnoff */ - - if((devfile = open(device, 1)) < 0) { - fprintf(stderr, "On open of %s: %s\n", - device, sys_errlist[errno]); - (void)setmodem(device, resetmodem); - exit(1); - } - - (void)ioctl(devfile, TIOCMGET, &linestat); - - if (linestat&TIOCM_CAR) { - fprintf(stderr, "%s is in use (Carrier On)\n", - device); - (void)setmodem(device, resetmodem); - exit(2); - } - (void)close(devfile); - } -#endif TIOCMGET - /* chown device */ - if(chown(device, uid, gid) < 0) - fprintf(stderr, "Cannot chown %s: %s\n", - device, sys_errlist[errno]); - - - /* poke init */ - if(settys(DISABLE)) { - fprintf(stderr, "%s already disabled\n", device); - } else { - pokeinit(device, Uname, enable); - } - post(device, Uname); -#ifdef sequent - /* Disable modem control */ - if (setmodem(device, DISABLE) < 0) { - fprintf(stderr, "Unable to disable modem control\n"); - exit(1); - } -#endif sequent - if((devfile = open(device, O_RDWR|O_NDELAY)) < 0) { - fprintf(stderr, "On %s open: %s\n", - device, sys_errlist[errno]); - } else { - if(ioctl(devfile, (int)TIOCSDTR, (char *)0) < 0) - fprintf(stderr, - "Cannot set DTR on %s: %s\n", - device, sys_errlist[errno]); - } - } - - exit(0); -} - -/* return true if no lower case */ -upcase(str, len) -register char *str; -register int len; -{ - for (; *str, --len >= 0 ; str++) - if (*str>='a' && *str<='z') - return(0); - return(1); -} - -/* Post name to public */ -post(device, name) -char *device, *name; -{ - (void)time((time_t *)&utmp.ut_time); - strncpy(utmp.ut_line, device, LINSIZ); - strncpy(utmp.ut_name, name, NAMSIZ); - if (lseek(etcutmp, utmploc, 0) < 0) - fprintf(stderr, "on lseek in %s: %s", - _PATH_UTMP, sys_errlist[errno]); - if (write(etcutmp, (char *)&utmp, sizeof(utmp)) < 0) - fprintf(stderr, "on write in %s: %s", - _PATH_UTMP, sys_errlist[errno]); -} - -/* poke process 1 and wait for it to do its thing */ -pokeinit(device, uname, enable) -char *uname, *device; int enable; -{ - struct utmp utmp; - register int i; - - post(device, uname); - - /* poke init */ - if (kill(1, SIGHUP)) { - fprintf(stderr, - "Cannot send hangup to init process: %s\n", - sys_errlist[errno]); - (void)settys(resettty); - (void)setmodem(device, resetmodem); - exit(1); - } - - if (enable) - return; - - /* wait till init has responded, clearing the utmp entry */ - i = 100; - do { - sleep(1); - if (lseek(etcutmp, utmploc, 0) < 0) - fprintf(stderr, "On lseek in %s: %s", - _PATH_UTMP, sys_errlist[errno]); - if (read(etcutmp, (char *)&utmp, sizeof utmp) < 0) - fprintf(stderr, "On read from %s: %s", - _PATH_UTMP, sys_errlist[errno]); - } while (utmp.ut_name[0] != '\0' && --i > 0); -} - -#ifdef BSD4_3 -/* identify terminal line in ttys */ -opnttys(device) -char *device; -{ - register int ndevice; - register char *p; - char *index(); - char linebuf[BUFSIZ]; - - ttysfile = NULL; - do { - if (ttysfile != NULL) { - fclose(ttysfile); - sleep(5); - } - ttysfile = fopen(Etcttys, "r"); - if(ttysfile == NULL) { - fprintf(stderr, "Cannot open %s: %s\n", Etcttys, - sys_errlist[errno]); - exit(1); - } - } while (flock(fileno(ttysfile), LOCK_NB|LOCK_EX) < 0); - nttysfile = fopen(NEtcttys, "w"); - if(nttysfile == NULL) { - fprintf(stderr, "Cannot open %s: %s\n", Etcttys, - sys_errlist[errno]); - exit(1); - } - - ndevice = strlen(device); -#ifndef BRL4_2 - utmploc = sizeof(utmp); -#else BRL4_2 - utmploc = 0; -#endif BRL4_2 - - while(fgets(linebuf, sizeof(linebuf) - 1, ttysfile) != NULL) { - if(strncmp(device, linebuf, ndevice) == 0) - return; - ttyslnbeg += strlen(linebuf); - if (linebuf[0] != '#' && linebuf[0] != '\0') - utmploc += sizeof(utmp); - if (fputs(linebuf, nttysfile) == NULL) { - fprintf(stderr, "On %s write: %s\n", - Etcttys, sys_errlist[errno]); - exit(1); - } - - } - fprintf(stderr, "%s not found in %s\n", device, Etcttys); - exit(1); -} - -/* modify appropriate line in _PATH_TTYS to turn on/off the device */ -settys(enable) -int enable; -{ - register char *cp, *cp2; - char lbuf[BUFSIZ]; - int i; - char c1, c2; - - (void) fseek(ttysfile, ttyslnbeg, 0); - if(fgets(lbuf, BUFSIZ, ttysfile) == NULL) { - fprintf(stderr, "On %s read: %s\n", - Etcttys, sys_errlist[errno]); - exit(1); - } - /* format is now */ - /* ttyd0 std.100 dialup on secure # comment */ - /* except, 2nd item may have embedded spaces inside quotes, Hubert */ - cp = lbuf; - for (i=0;*cp && i<3;i++) { - if (*cp == '"') { - cp++; - while (*cp && *cp != '"') - cp++; - if (*cp != '\0') - cp++; - }else { - while (*cp && *cp != ' ' && *cp != '\t') - cp++; - } - while (*cp && (*cp == ' ' || *cp == '\t')) - cp++; - } - if (*cp == '\0') { - fprintf(stderr,"Badly formatted line in %s:\n%s", - _PATH_TTYS, lbuf); - exit(1); - } - c1 = *--cp; - *cp++ = '\0'; - cp2 = cp; - while (*cp && *cp != ' ' && *cp != '\t' && *cp != '\n') - cp++; - if (*cp == '\0') { - fprintf(stderr,"Badly formatted line in %s:\n%s", - _PATH_TTYS, lbuf); - exit(1); - } - c2 = *cp; - *cp++ = '\0'; - while (*cp && (*cp == ' ' || *cp == '\t')) - cp++; - resettty = strcmp("on", cp2) != 0; - fprintf(nttysfile,"%s%c%s%c%s", lbuf, c1, enable ? "on" : "off", c2, cp); - if (ferror(nttysfile)) { - fprintf(stderr, "On %s fprintf: %s\n", - NEtcttys, sys_errlist[errno]); - exit(1); - } - while(fgets(lbuf, sizeof(lbuf) - 1, ttysfile) != NULL) { - if (fputs(lbuf, nttysfile) == NULL) { - fprintf(stderr, "On %s write: %s\n", - NEtcttys, sys_errlist[errno]); - exit(1); - } - } - - if (enable^resettty) - (void) unlink(NEtcttys); - else { - struct stat statb; - if (stat(Etcttys, &statb) == 0) { - fchmod(fileno(nttysfile) ,statb.st_mode); - fchown(fileno(nttysfile), statb.st_uid, statb.st_gid); - } - (void) rename(NEtcttys, Etcttys); - } - (void) fclose(nttysfile); - (void) fclose(ttysfile); - return enable^resettty; -} - -#else !BSD4_3 - -/* identify terminal line in ttys */ -opnttys(device) -char *device; -{ - register FILE *ttysfile; - register int ndevice, lnsiz; - register char *p; - char *index(); - char linebuf[BUFSIZ]; - - ttysfile = fopen(Etcttys, "r"); - if(ttysfile == NULL) { - fprintf(stderr, "Cannot open %s: %s\n", Etcttys, - sys_errlist[errno]); - exit(1); - } - - ndevice = strlen(device); - ttyslnbeg = 0; - utmploc = 0; - - while(fgets(linebuf, sizeof(linebuf) - 1, ttysfile) != NULL) { - lnsiz = strlen(linebuf); - if ((p = index(linebuf, '\n')) != NULL) - *p = '\0'; - if(strncmp(device, &linebuf[2], ndevice) == 0) { - (void)fclose(ttysfile); -#ifdef sequent - /* Why is the sequent off by one? */ - utmploc += sizeof(utmp); -#endif sequent - return; - } - ttyslnbeg += lnsiz; - utmploc += sizeof(utmp); - } - fprintf(stderr, "%s not found in %s\n", device, Etcttys); - exit(1); -} - -/* modify appropriate line in _PATH_TTYS to turn on/off the device */ -settys(enable) -int enable; -{ - int ittysfil; - char out, in; - - ittysfil = open(Etcttys, 2); - if(ittysfil < 0) { - fprintf(stderr, "Cannot open %s for output: %s\n", - Etcttys, sys_errlist[errno]); - exit(1); - } - (void)lseek(ittysfil, ttyslnbeg, 0); - if(read(ittysfil, &in, 1)<0) { - fprintf(stderr, "On %s write: %s\n", - Etcttys, sys_errlist[errno]); - exit(1); - } - resettty = (in == '1'); - out = enable ? '1' : '0'; - (void)lseek(ittysfil, ttyslnbeg, 0); - if(write(ittysfil, &out, 1)<0) { - fprintf(stderr, "On %s write: %s\n", - Etcttys, sys_errlist[errno]); - exit(1); - } - (void)close(ittysfil); - return(in==out); -} -#endif !BSD4_3 - -#ifdef sequent -setmodem(ttyline, enable) -char *ttyline; int enable; -{ - char *sysbuf[BUFSIZ]; - sprintf(sysbuf,"/etc/ttyconfig /dev/%s -special %s", ttyline, - enable ? "-carrier" : "-nocarrier"); - system(sysbuf); -} -#endif /* sequent */ -#ifdef vax -/* - * Excerpted from (June 8, 1983 W.Sebok) - * > ttymodem.c - enable/disable modem control for tty lines. - * > - * > Knows about DZ11s and DH11/DM11s. - * > 23.3.83 - TS - * > modified to know about DMF's (hasn't been tested) Nov 8, 1984 - WLS - */ - - -setmodem(ttyline, enable) -char *ttyline; int enable; -{ - dev_t dev; - int kmem; - int unit, line, nlines, addr, tflags; - int devtype=0; - char cflags; short sflags; -#ifdef BSD4_2 - int flags; -#else - short flags; -#endif - struct uba_device *ubinfo; - struct stat statb; - struct cdevsw cdevsw; - - if(nl[CDEVSW].n_type == 0) { - fprintf(stderr, "No namelist.\n"); - return(-1); - } - - if((kmem = open(_PATH_KMEM, 2)) < 0) { - fprintf(stderr, "%s open: %s\n", _PATH_KMEM, - sys_errlist[errno]); - return(-1); - } - - if(stat(ttyline, &statb) < 0) { - fprintf(stderr, "%s stat: %s\n", ttyline, sys_errlist[errno]); - return(-1); - } - - if((statb.st_mode&S_IFMT) != S_IFCHR) { - fprintf(stderr, "%s is not a character device.\n",ttyline); - return(-1); - } - - dev = statb.st_rdev; - (void)lseek(kmem, - (off_t) &(((struct cdevsw *)NLVALUE(CDEVSW))[major(dev)]),0); - (void)read(kmem, (char *) &cdevsw, sizeof cdevsw); - - if((int)(cdevsw.d_open) == NLVALUE(DZOPEN)) { - devtype = DZ11; - unit = minor(dev) / NDZLINE; - line = minor(dev) % NDZLINE; - addr = (int) &(((int *)NLVALUE(DZINFO))[unit]); - (void)lseek(kmem, (off_t) NLVALUE(NDZ11), 0); - } else if((int)(cdevsw.d_open) == NLVALUE(DHOPEN)) { - devtype = DH11; - unit = minor(dev) / NDHLINE; - line = minor(dev) % NDHLINE; - addr = (int) &(((int *)NLVALUE(DHINFO))[unit]); - (void)lseek(kmem, (off_t) NLVALUE(NDH11), 0); - } else if((int)(cdevsw.d_open) == NLVALUE(DMFOPEN)) { - devtype = DMF; - unit = minor(dev) / NDMFLINE; - line = minor(dev) % NDMFLINE; - addr = (int) &(((int *)NLVALUE(DMFINFO))[unit]); - (void)lseek(kmem, (off_t) NLVALUE(NDMF), 0); - } else { - fprintf(stderr, "Device %s (%d/%d) unknown.\n", ttyline, - major(dev), minor(dev)); - return(-1); - } - - (void)read(kmem, (char *) &nlines, sizeof nlines); - if(minor(dev) >= nlines) { - fprintf(stderr, "Sub-device %d does not exist (only %d).\n", - minor(dev), nlines); - return(-1); - } - - (void)lseek(kmem, (off_t)addr, 0); - (void)read(kmem, (char *) &ubinfo, sizeof ubinfo); - (void)lseek(kmem, (off_t) &(ubinfo->ui_flags), 0); - (void)read(kmem, (char *) &flags, sizeof flags); - - tflags = 1<<line; - resetmodem = ((flags&tflags) == 0); - flags = enable ? (flags & ~tflags) : (flags | tflags); - (void)lseek(kmem, (off_t) &(ubinfo->ui_flags), 0); - (void)write(kmem, (char *) &flags, sizeof flags); - switch(devtype) { - case DZ11: - if((addr = NLVALUE(DZSCAR)) == 0) { - fprintf(stderr, "No dzsoftCAR.\n"); - return(-1); - } - cflags = flags; - (void)lseek(kmem, (off_t) &(((char *)addr)[unit]), 0); - (void)write(kmem, (char *) &cflags, sizeof cflags); - break; - case DH11: - if((addr = NLVALUE(DHSCAR)) == 0) { - fprintf(stderr, "No dhsoftCAR.\n"); - return(-1); - } - sflags = flags; - (void)lseek(kmem, (off_t) &(((short *)addr)[unit]), 0); - (void)write(kmem, (char *) &sflags, sizeof sflags); - break; - case DMF: - if((addr = NLVALUE(DMFSCAR)) == 0) { - fprintf(stderr, "No dmfsoftCAR.\n"); - return(-1); - } - cflags = flags; - (void)lseek(kmem, (off_t) &(((char *)addr)[unit]), 0); - (void)write(kmem, (char *) &cflags, sizeof cflags); - break; - default: - fprintf(stderr, "Unknown device type\n"); - return(-1); - } - return(0); -} -#endif /* vax */ - -prefix(s1, s2) - register char *s1, *s2; -{ - register char c; - - while ((c = *s1++) == *s2++) - if (c == '\0') - return (1); - return (c == '\0'); -} -#else /* !DIALINOUT */ -main() -{ - fprintf(stderr,"acucntrl is not supported on this system\n"); -} -#endif /* !DIALINOUT */ |
