Commit | Line | Data |
---|---|---|
bcf1365c | 1 | /* |
80f91e3f | 2 | * Copyright (c) 1980, 1987 Regents of the University of California. |
bcf1365c DF |
3 | * All rights reserved. The Berkeley software License Agreement |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
7 | #ifndef lint | |
8 | char copyright[] = | |
9 | "@(#) Copyright (c) 1980 Regents of the University of California.\n\ | |
10 | All rights reserved.\n"; | |
11 | #endif not lint | |
12 | ||
22d4760e | 13 | #ifndef lint |
80f91e3f | 14 | static char sccsid[] = "@(#)login.c.1 5.24 (Berkeley) %G%"; |
bcf1365c | 15 | #endif not lint |
22d4760e | 16 | |
88a01c09 BJ |
17 | /* |
18 | * login [ name ] | |
5dbe2745 MK |
19 | * login -r hostname (for rlogind) |
20 | * login -h hostname (for telnetd, etc.) | |
21 | * login -f name (for pre-authenticated login: datakit, xterm, etc.) | |
88a01c09 BJ |
22 | */ |
23 | ||
7a625b73 | 24 | #include <sys/param.h> |
3b8dd95e SL |
25 | #include <sys/quota.h> |
26 | #include <sys/stat.h> | |
27 | #include <sys/time.h> | |
28 | #include <sys/resource.h> | |
9479aa87 | 29 | #include <sys/file.h> |
80f91e3f KB |
30 | #include <sys/termios.h> |
31 | #include <sys/ioctl.h> | |
3b8dd95e | 32 | |
88a01c09 BJ |
33 | #include <utmp.h> |
34 | #include <signal.h> | |
88a01c09 | 35 | #include <lastlog.h> |
22d4760e | 36 | #include <errno.h> |
9479aa87 BJ |
37 | #include <ttyent.h> |
38 | #include <syslog.h> | |
c89291e2 | 39 | #include <grp.h> |
80f91e3f KB |
40 | #include <pwd.h> |
41 | #include <stdio.h> | |
42 | #include <strings.h> | |
c89291e2 | 43 | |
80f91e3f | 44 | #define TTYGRPNAME "tty" /* name of group to own ttys */ |
88a01c09 | 45 | |
80f91e3f KB |
46 | #define MOTDFILE "/etc/motd" |
47 | #define MAILDIR "/usr/spool/mail" | |
48 | #define NOLOGIN "/etc/nologin" | |
49 | #define HUSHLOGIN ".hushlogin" | |
50 | #define LASTLOG "/usr/adm/lastlog" | |
51 | #define BSHELL "/bin/sh" | |
f570e1ff | 52 | |
3b8dd95e | 53 | /* |
80f91e3f KB |
54 | * This bounds the time given to login. Not a define so it can |
55 | * be patched on machines where it's too small. | |
3b8dd95e | 56 | */ |
a9b031fe | 57 | int timeout = 300; |
86eb6c9e | 58 | |
80f91e3f KB |
59 | struct passwd nouser = {"", "NOLOGIN", -1, -1, -1, "", "", "", "" }; |
60 | struct sgttyb ttyb; | |
61 | struct passwd *pwd; | |
62 | char term[64], *hostname, *username; | |
88a01c09 | 63 | |
80f91e3f | 64 | struct tchars tc = { |
714accc5 SL |
65 | CINTR, CQUIT, CSTART, CSTOP, CEOT, CBRK |
66 | }; | |
80f91e3f | 67 | struct ltchars ltc = { |
714accc5 | 68 | CSUSP, CDSUSP, CRPRNT, CFLUSH, CWERASE, CLNEXT |
841d84b0 BJ |
69 | }; |
70 | ||
88a01c09 | 71 | main(argc, argv) |
80f91e3f KB |
72 | int argc; |
73 | char **argv; | |
88a01c09 | 74 | { |
80f91e3f KB |
75 | extern int errno, optind; |
76 | extern char *optarg, **environ; | |
77 | struct group *gr; | |
78 | register int ch; | |
79 | register char *p; | |
80 | int fflag, hflag, pflag, rflag, cnt; | |
81 | int quietlog, passwd_req, ioctlval, timedout(); | |
82 | char *domain, *envinit[1], *ttyn, *tty; | |
83 | char tbuf[MAXPATHLEN + 2]; | |
84 | char *ttyname(), *stypeof(), *crypt(), *getpass(); | |
85 | time_t time(); | |
86 | off_t lseek(); | |
87 | ||
88 | (void)signal(SIGALRM, timedout); | |
89 | (void)alarm((u_int)timeout); | |
90 | (void)signal(SIGQUIT, SIG_IGN); | |
91 | (void)signal(SIGINT, SIG_IGN); | |
92 | (void)setpriority(PRIO_PROCESS, 0, 0); | |
93 | (void)quota(Q_SETUID, 0, 0, 0); | |
94 | ||
3b8dd95e | 95 | /* |
d3737d51 | 96 | * -p is used by getty to tell login not to destroy the environment |
3b8dd95e | 97 | * -r is used by rlogind to cause the autologin protocol; |
5dbe2745 | 98 | * -f is used to skip a second login authentication |
3b8dd95e SL |
99 | * -h is used by other servers to pass the name of the |
100 | * remote host to login so that it may be placed in utmp and wtmp | |
101 | */ | |
80f91e3f KB |
102 | (void)gethostname(tbuf, sizeof(tbuf)); |
103 | domain = index(tbuf, '.'); | |
104 | ||
105 | fflag = hflag = pflag = rflag = 0; | |
106 | passwd_req = 1; | |
107 | while ((ch = getopt(argc, argv, "f:h:pr:")) != EOF) | |
108 | switch(ch) { | |
109 | case 'f': | |
110 | if (rflag) { | |
111 | fprintf(stderr, | |
112 | "login: only one of -r and -f allowed.\n"); | |
95a2c263 JB |
113 | exit(1); |
114 | } | |
80f91e3f KB |
115 | fflag = 1; |
116 | username = optarg; | |
117 | break; | |
118 | case 'h': | |
119 | if (getuid()) { | |
120 | fprintf(stderr, | |
121 | "login: -h for super-user only.\n"); | |
b6f7cade | 122 | exit(1); |
5dbe2745 | 123 | } |
5dbe2745 | 124 | if (rflag) { |
80f91e3f KB |
125 | fprintf(stderr, |
126 | "login: only one of -r and -h allowed.\n"); | |
95a2c263 JB |
127 | exit(1); |
128 | } | |
80f91e3f KB |
129 | hflag = 1; |
130 | if (domain && (p = index(optarg, '.')) && | |
131 | strcmp(p, domain) == 0) | |
132 | *p = 0; | |
133 | hostname = optarg; | |
134 | break; | |
135 | case 'p': | |
d3737d51 | 136 | pflag = 1; |
80f91e3f KB |
137 | break; |
138 | case 'r': | |
139 | if (hflag || fflag) { | |
140 | fprintf(stderr, | |
141 | "login: -f and -h not allowed with -r.\n"); | |
142 | exit(1); | |
143 | } | |
144 | rflag = 1; | |
145 | passwd_req = doremotelogin(optarg); | |
146 | if (domain && (p = index(optarg, '.')) && | |
147 | !strcmp(p, domain)) | |
148 | *p = '\0'; | |
149 | hostname = optarg; | |
150 | break; | |
151 | case '?': | |
152 | default: | |
153 | fprintf(stderr, "usage: login [-p] [username]\n"); | |
154 | exit(1); | |
d3737d51 | 155 | } |
80f91e3f KB |
156 | argc -= optind; |
157 | argv += optind; | |
158 | if (*argv) | |
159 | username = *argv; | |
160 | ||
161 | ioctlval = 0; | |
162 | (void)ioctl(0, TIOCLSET, &ioctlval); | |
163 | (void)ioctl(0, TIOCNXCL, 0); | |
164 | (void)ioctl(0, FIONBIO, &ioctlval); | |
165 | (void)ioctl(0, FIOASYNC, &ioctlval); | |
166 | (void)ioctl(0, TIOCGETP, &ttyb); | |
167 | ||
3b8dd95e | 168 | /* |
80f91e3f | 169 | * If talking to an rlogin process, propagate the terminal type and |
3b8dd95e SL |
170 | * baud rate across the network. |
171 | */ | |
172 | if (rflag) | |
80f91e3f | 173 | doremoteterm(&ttyb); |
568353d4 MK |
174 | ttyb.sg_erase = CERASE; |
175 | ttyb.sg_kill = CKILL; | |
80f91e3f KB |
176 | (void)ioctl(0, TIOCSLTC, <c); |
177 | (void)ioctl(0, TIOCSETC, &tc); | |
178 | (void)ioctl(0, TIOCSETP, &ttyb); | |
179 | ||
180 | for (cnt = getdtablesize(); cnt > 2; cnt--) | |
181 | close(cnt); | |
182 | ||
88a01c09 | 183 | ttyn = ttyname(0); |
80f91e3f | 184 | if (ttyn == NULL || *ttyn == '\0') |
88a01c09 | 185 | ttyn = "/dev/tty??"; |
80f91e3f KB |
186 | if (tty = rindex(ttyn, '/')) |
187 | ++tty; | |
9479aa87 | 188 | else |
80f91e3f KB |
189 | tty = ttyn; |
190 | ||
076ae92c | 191 | openlog("login", LOG_ODELAY, LOG_AUTH); |
80f91e3f KB |
192 | |
193 | for (cnt = 0;; username = NULL) { | |
194 | ioctlval = 0; | |
195 | (void)ioctl(0, TIOCSETD, &ioctlval); | |
196 | ||
197 | if (!username) | |
198 | getloginname(); | |
199 | if ((pwd = getpwnam(username)) == NULL) | |
200 | pwd = &nouser; | |
201 | ||
202 | /* if user not super-user, check for disabled logins */ | |
203 | if (pwd->pw_uid) | |
204 | checknologin(); | |
205 | ||
206 | if (!strcmp(pwd->pw_shell, "/bin/csh")) { | |
207 | ioctlval = NTTYDISC; | |
208 | (void)ioctl(0, TIOCSETD, &ioctlval); | |
f570e1ff | 209 | } |
80f91e3f | 210 | |
3b8dd95e | 211 | /* |
80f91e3f KB |
212 | * disallow automatic login to root, or if not root |
213 | * and the uid's differ | |
3b8dd95e | 214 | */ |
5dbe2745 MK |
215 | if (fflag) { |
216 | int uid = getuid(); | |
217 | ||
80f91e3f | 218 | passwd_req = !pwd->pw_uid || uid && uid != pwd->pw_uid; |
f570e1ff | 219 | } |
80f91e3f | 220 | |
3b8dd95e | 221 | /* |
80f91e3f KB |
222 | * If no remote login authentication and a password exists |
223 | * for this user, prompt for one and verify it. | |
3b8dd95e | 224 | */ |
80f91e3f KB |
225 | if (!passwd_req || !*pwd->pw_passwd) |
226 | break; | |
227 | ||
228 | setpriority(PRIO_PROCESS, 0, -4); | |
229 | p = getpass("Password:"); | |
230 | p = crypt(p, pwd->pw_passwd); | |
231 | setpriority(PRIO_PROCESS, 0, 0); | |
232 | if (!strcmp(p, pwd->pw_passwd)) | |
233 | break; | |
234 | ||
235 | printf("Login incorrect\n"); | |
236 | if (++cnt >= 5) { | |
237 | if (hostname) | |
238 | syslog(LOG_ERR, | |
239 | "REPEATED LOGIN FAILURES ON %s FROM %.*s, %.*s", | |
240 | tty, UT_HOSTSIZE, hostname, UT_NAMESIZE, | |
241 | username); | |
df9d9536 | 242 | else |
80f91e3f KB |
243 | syslog(LOG_ERR, |
244 | "REPEATED LOGIN FAILURES ON %s, %.*s", | |
245 | tty, UT_NAMESIZE, username); | |
246 | (void)ioctl(0, TIOCHPCL, (struct sgttyb *)NULL); | |
247 | sleepexit(1); | |
f570e1ff | 248 | } |
80f91e3f | 249 | } |
88a01c09 | 250 | |
80f91e3f KB |
251 | /* committed to login -- turn off timeout */ |
252 | (void)alarm((u_int)0); | |
253 | ||
254 | /* | |
255 | * If valid so far and root is logging in, see if root logins on | |
256 | * this terminal are permitted. | |
257 | */ | |
258 | if (!pwd->pw_uid && !rootterm(tty)) { | |
259 | if (hostname) | |
260 | syslog(LOG_CRIT, "ROOT LOGIN REFUSED ON %s FROM %.*s", | |
261 | tty, UT_HOSTSIZE, hostname); | |
22d4760e | 262 | else |
80f91e3f KB |
263 | syslog(LOG_CRIT, "ROOT LOGIN REFUSED ON %s", tty); |
264 | printf("Login incorrect\n"); | |
265 | sleepexit(1); | |
22d4760e | 266 | } |
80f91e3f KB |
267 | |
268 | if (*pwd->pw_shell == '\0') | |
269 | pwd->pw_shell = BSHELL; | |
270 | ||
271 | if (chdir(pwd->pw_dir) < 0) { | |
272 | printf("No directory %s!\n", pwd->pw_dir); | |
273 | if (chdir("/")) | |
274 | exit(0); | |
275 | pwd->pw_dir = "/"; | |
276 | printf("Logging in with home = \"/\".\n"); | |
277 | } | |
278 | ||
279 | if (quota(Q_SETUID, pwd->pw_uid, 0, 0) < 0 && errno != EINVAL) { | |
280 | switch(errno) { | |
281 | case EUSERS: | |
282 | fprintf(stderr, | |
283 | "Too many users logged on already.\nTry again later.\n"); | |
284 | break; | |
285 | case EPROCLIM: | |
286 | fprintf(stderr, | |
287 | "You have too many processes running.\n"); | |
288 | break; | |
289 | default: | |
290 | perror("quota (Q_SETUID)"); | |
f570e1ff | 291 | } |
80f91e3f KB |
292 | sleepexit(0); |
293 | } | |
294 | ||
295 | { | |
296 | struct utmp utmp; | |
297 | ||
298 | (void)time(&utmp.ut_time); | |
299 | strncpy(utmp.ut_name, username, sizeof(utmp.ut_name)); | |
300 | strncpy(utmp.ut_host, hostname, sizeof(utmp.ut_host)); | |
301 | strncpy(utmp.ut_line, tty, sizeof(utmp.ut_line)); | |
302 | login(&utmp); | |
f570e1ff | 303 | } |
80f91e3f KB |
304 | |
305 | quietlog = access(HUSHLOGIN, F_OK) == 0; | |
306 | dolastlog(quietlog, tty); | |
307 | ||
308 | if (!hflag && !rflag) { /* XXX */ | |
309 | static struct winsize win = { 0, 0, 0, 0 }; | |
310 | ||
311 | (void)ioctl(0, TIOCSWINSZ, &win); | |
312 | } | |
313 | ||
314 | (void)chown(ttyn, pwd->pw_uid, | |
315 | (gr = getgrnam(TTYGRPNAME)) ? gr->gr_gid : pwd->pw_gid); | |
316 | (void)chmod(ttyn, 0620); | |
317 | (void)setgid(pwd->pw_gid); | |
318 | ||
319 | initgroups(username, pwd->pw_gid); | |
320 | ||
22d4760e | 321 | quota(Q_DOWARN, pwd->pw_uid, (dev_t)-1, 0); |
80f91e3f | 322 | (void)setuid(pwd->pw_uid); |
3daca631 | 323 | |
80f91e3f | 324 | /* destroy environment unless user has requested preservation */ |
d3737d51 SL |
325 | if (!pflag) |
326 | environ = envinit; | |
3daca631 KB |
327 | setenv("HOME", pwd->pw_dir, 1); |
328 | setenv("SHELL", pwd->pw_shell, 1); | |
d3737d51 SL |
329 | if (term[0] == '\0') |
330 | strncpy(term, stypeof(tty), sizeof(term)); | |
3daca631 KB |
331 | setenv("TERM", term, 0); |
332 | setenv("USER", pwd->pw_name, 1); | |
333 | setenv("PATH", ":/usr/ucb:/bin:/usr/bin", 0); | |
d3737d51 | 334 | |
9479aa87 | 335 | if (tty[sizeof("tty")-1] == 'd') |
d3737d51 SL |
336 | syslog(LOG_INFO, "DIALUP %s, %s", tty, pwd->pw_name); |
337 | if (pwd->pw_uid == 0) | |
80f91e3f | 338 | if (hostname) |
df9d9536 | 339 | syslog(LOG_NOTICE, "ROOT LOGIN %s FROM %.*s", |
80f91e3f | 340 | tty, UT_HOSTSIZE, hostname); |
df9d9536 KM |
341 | else |
342 | syslog(LOG_NOTICE, "ROOT LOGIN %s", tty); | |
80f91e3f | 343 | |
4f8d3876 | 344 | if (!quietlog) { |
6821e9c5 | 345 | struct stat st; |
d3737d51 | 346 | |
80f91e3f KB |
347 | motd(); |
348 | (void)sprintf(tbuf, "%s/%s", MAILDIR, pwd->pw_name); | |
349 | if (stat(tbuf, &st) == 0 && st.st_size != 0) | |
6821e9c5 | 350 | printf("You have %smail.\n", |
80f91e3f | 351 | (st.st_mtime > st.st_atime) ? "new " : ""); |
f570e1ff | 352 | } |
80f91e3f KB |
353 | |
354 | (void)signal(SIGALRM, SIG_DFL); | |
355 | (void)signal(SIGQUIT, SIG_DFL); | |
356 | (void)signal(SIGINT, SIG_DFL); | |
357 | (void)signal(SIGTSTP, SIG_IGN); | |
358 | ||
359 | tbuf[0] = '-'; | |
360 | strcpy(tbuf + 1, (p = rindex(pwd->pw_shell, '/')) ? | |
361 | p + 1 : pwd->pw_shell); | |
362 | execlp(pwd->pw_shell, tbuf, 0); | |
f570e1ff | 363 | perror(pwd->pw_shell); |
80f91e3f | 364 | fprintf(stderr, "login: no shell\n"); |
88a01c09 BJ |
365 | exit(0); |
366 | } | |
367 | ||
80f91e3f | 368 | getloginname() |
3b8dd95e | 369 | { |
80f91e3f KB |
370 | register int ch; |
371 | register char *p; | |
372 | static char nbuf[UT_NAMESIZE + 1]; | |
3b8dd95e | 373 | |
80f91e3f KB |
374 | for (;;) { |
375 | p = nbuf; | |
5a786176 | 376 | printf("login: "); |
80f91e3f KB |
377 | while ((ch = getchar()) != '\n') { |
378 | if (ch == ' ') | |
379 | ch = '_'; | |
380 | if (ch == EOF) | |
3b8dd95e | 381 | exit(0); |
80f91e3f KB |
382 | if (p < nbuf+UT_NAMESIZE) |
383 | *p++ = ch; | |
3b8dd95e | 384 | } |
80f91e3f KB |
385 | if (p > nbuf) |
386 | if (nbuf[0] == '-') | |
387 | fprintf(stderr, | |
388 | "login names may not start with '-'.\n"); | |
389 | else { | |
390 | *p = '\0'; | |
391 | username = nbuf; | |
392 | return; | |
393 | } | |
3b8dd95e | 394 | } |
80f91e3f | 395 | /* NOTREACHED */ |
3b8dd95e SL |
396 | } |
397 | ||
398 | timedout() | |
399 | { | |
80f91e3f | 400 | fprintf(stderr, "Login timed out after %d seconds\n", timeout); |
3b8dd95e SL |
401 | exit(0); |
402 | } | |
403 | ||
80f91e3f KB |
404 | rootterm(tty) |
405 | char *tty; | |
88a01c09 | 406 | { |
80f91e3f | 407 | struct ttyent *t; |
1886582e | 408 | |
80f91e3f | 409 | return((t = getttynam(tty)) && t->ty_status&TTY_SECURE); |
88a01c09 BJ |
410 | } |
411 | ||
80f91e3f KB |
412 | int motdinterrupt; |
413 | motd() | |
f570e1ff | 414 | { |
80f91e3f KB |
415 | register int ch; |
416 | FILE *fp; | |
417 | int (*oldint)(), sigint(); | |
418 | ||
419 | if ((fp = fopen(MOTDFILE, "r")) == NULL) | |
420 | return; | |
421 | oldint = signal(SIGINT, sigint); | |
422 | while ((ch = getc(fp)) != EOF && !motdinterrupt) | |
423 | (void)putchar(ch); | |
424 | (void)signal(SIGINT, oldint); | |
425 | if (motdinterrupt) | |
426 | fpurge(fp); | |
427 | (void)fclose(fp); | |
428 | } | |
9479aa87 | 429 | |
80f91e3f KB |
430 | sigint() |
431 | { | |
432 | motdinterrupt = 1; | |
433 | } | |
434 | ||
435 | checknologin() | |
436 | { | |
437 | register int fd, nchars; | |
438 | char tbuf[1024]; | |
439 | ||
440 | if ((fd = open(NOLOGIN, O_RDONLY, 0)) >= 0) { | |
441 | while ((nchars = read(fd, tbuf, sizeof(tbuf))) > 0) | |
442 | (void)write(fileno(stdout), tbuf, nchars); | |
443 | sleepexit(0); | |
f570e1ff | 444 | } |
f570e1ff BJ |
445 | } |
446 | ||
80f91e3f KB |
447 | dolastlog(quiet, tty) |
448 | int quiet; | |
449 | char *tty; | |
88a01c09 | 450 | { |
80f91e3f KB |
451 | struct lastlog ll; |
452 | int fd; | |
453 | ||
454 | if ((fd = open(LASTLOG, O_RDWR, 0)) >= 0) { | |
455 | (void)lseek(fd, (long)pwd->pw_uid * sizeof(ll), L_SET); | |
456 | if (!quiet) { | |
457 | if (read(fd, (char *)&ll, sizeof(ll)) == sizeof(ll) && | |
458 | ll.ll_time != 0) { | |
459 | printf("Last login: %.*s ", | |
460 | 24-5, (char *)ctime(&ll.ll_time)); | |
461 | if (*ll.ll_host != '\0') | |
462 | printf("from %.*s\n", | |
463 | sizeof(ll.ll_host), ll.ll_host); | |
464 | else | |
465 | printf("on %.*s\n", | |
466 | sizeof(ll.ll_line), ll.ll_line); | |
467 | } | |
468 | (void)lseek(fd, (long)pwd->pw_uid * sizeof(ll), L_SET); | |
469 | } | |
470 | (void)time(&ll.ll_time); | |
471 | strncpy(ll.ll_line, tty, sizeof(ll.ll_line)); | |
472 | strncpy(ll.ll_host, hostname, sizeof(ll.ll_host)); | |
473 | (void)write(fd, (char *)&ll, sizeof(ll)); | |
474 | (void)close(fd); | |
88a01c09 | 475 | } |
88a01c09 BJ |
476 | } |
477 | ||
f570e1ff | 478 | #undef UNKNOWN |
80f91e3f | 479 | #define UNKNOWN "su" |
88a01c09 BJ |
480 | |
481 | char * | |
482 | stypeof(ttyid) | |
3b8dd95e | 483 | char *ttyid; |
88a01c09 | 484 | { |
80f91e3f | 485 | struct ttyent *t; |
88a01c09 | 486 | |
80f91e3f | 487 | return(ttyid && (t = getttynam(ttyid)) ? t->ty_type : UNKNOWN); |
88a01c09 | 488 | } |
86eb6c9e | 489 | |
3b8dd95e SL |
490 | doremotelogin(host) |
491 | char *host; | |
492 | { | |
80f91e3f KB |
493 | static char lusername[UT_NAMESIZE+1]; |
494 | char rusername[UT_NAMESIZE+1]; | |
495 | ||
496 | getstr(rusername, sizeof(rusername), "remuser"); | |
497 | getstr(lusername, sizeof(lusername), "locuser"); | |
d3737d51 | 498 | getstr(term, sizeof(term), "Terminal type"); |
80f91e3f | 499 | username = lusername; |
4cf9fc9e SL |
500 | if (getuid()) { |
501 | pwd = &nouser; | |
95a2c263 | 502 | return(-1); |
4cf9fc9e | 503 | } |
80f91e3f | 504 | pwd = getpwnam(username); |
4cf9fc9e SL |
505 | if (pwd == NULL) { |
506 | pwd = &nouser; | |
95a2c263 | 507 | return(-1); |
3b8dd95e | 508 | } |
80f91e3f | 509 | return(ruserok(host, (pwd->pw_uid == 0), rusername, username)); |
3b8dd95e SL |
510 | } |
511 | ||
86eb6c9e | 512 | getstr(buf, cnt, err) |
80f91e3f | 513 | char *buf, *err; |
86eb6c9e | 514 | int cnt; |
86eb6c9e | 515 | { |
80f91e3f | 516 | char ch; |
86eb6c9e BJ |
517 | |
518 | do { | |
80f91e3f | 519 | if (read(0, &ch, sizeof(ch)) != sizeof(ch)) |
86eb6c9e BJ |
520 | exit(1); |
521 | if (--cnt < 0) { | |
80f91e3f KB |
522 | fprintf(stderr, "%s too long\r\n", err); |
523 | sleepexit(1); | |
86eb6c9e | 524 | } |
80f91e3f KB |
525 | *buf++ = ch; |
526 | } while (ch); | |
86eb6c9e | 527 | } |
4f8d3876 | 528 | |
80f91e3f KB |
529 | char *speeds[] = { |
530 | "0", "50", "75", "110", "134", "150", "200", "300", "600", | |
531 | "1200", "1800", "2400", "4800", "9600", "19200", "38400", | |
532 | }; | |
533 | #define NSPEEDS (sizeof(speeds) / sizeof(speeds[0])) | |
3b8dd95e | 534 | |
80f91e3f | 535 | doremoteterm(tp) |
3b8dd95e SL |
536 | struct sgttyb *tp; |
537 | { | |
d3737d51 SL |
538 | register char *cp = index(term, '/'), **cpp; |
539 | char *speed; | |
3b8dd95e SL |
540 | |
541 | if (cp) { | |
d3737d51 SL |
542 | *cp++ = '\0'; |
543 | speed = cp; | |
544 | cp = index(speed, '/'); | |
545 | if (cp) | |
546 | *cp++ = '\0'; | |
547 | for (cpp = speeds; cpp < &speeds[NSPEEDS]; cpp++) | |
548 | if (strcmp(*cpp, speed) == 0) { | |
549 | tp->sg_ispeed = tp->sg_ospeed = cpp-speeds; | |
3b8dd95e SL |
550 | break; |
551 | } | |
552 | } | |
553 | tp->sg_flags = ECHO|CRMOD|ANYP|XTABS; | |
554 | } | |
d3737d51 | 555 | |
80f91e3f KB |
556 | sleepexit(eval) |
557 | int eval; | |
c89291e2 | 558 | { |
80f91e3f KB |
559 | sleep((u_int)5); |
560 | exit(eval); | |
c89291e2 | 561 | } |