xref: /netbsd-src/usr.bin/quota/quota.c (revision 7fa608457b817eca6e0977b37f758ae064f3c99c)
1 /*	$NetBSD: quota.c,v 1.31 2007/07/17 21:36:18 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1980, 1990, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Robert Elz at The University of Melbourne.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #include <sys/cdefs.h>
36 #ifndef lint
37 __COPYRIGHT("@(#) Copyright (c) 1980, 1990, 1993\n\
38 	The Regents of the University of California.  All rights reserved.\n");
39 #endif /* not lint */
40 
41 #ifndef lint
42 #if 0
43 static char sccsid[] = "@(#)quota.c	8.4 (Berkeley) 4/28/95";
44 #else
45 __RCSID("$NetBSD: quota.c,v 1.31 2007/07/17 21:36:18 christos Exp $");
46 #endif
47 #endif /* not lint */
48 
49 /*
50  * Disk quota reporting program.
51  */
52 #include <sys/param.h>
53 #include <sys/types.h>
54 #include <sys/file.h>
55 #include <sys/stat.h>
56 #include <sys/mount.h>
57 #include <sys/socket.h>
58 #include <sys/queue.h>
59 
60 #include <ufs/ufs/quota.h>
61 #include <ctype.h>
62 #include <err.h>
63 #include <errno.h>
64 #include <fstab.h>
65 #include <grp.h>
66 #include <netdb.h>
67 #include <pwd.h>
68 #include <stdio.h>
69 #include <stdlib.h>
70 #include <string.h>
71 #include <time.h>
72 #include <unistd.h>
73 
74 #include <rpc/rpc.h>
75 #include <rpc/pmap_prot.h>
76 #include <rpcsvc/rquota.h>
77 
78 char *qfname = QUOTAFILENAME;
79 char *qfextension[] = INITQFNAMES;
80 
81 struct quotause {
82 	struct	quotause *next;
83 	long	flags;
84 	struct	dqblk dqblk;
85 	char	fsname[MAXPATHLEN + 1];
86 };
87 #define	FOUND	0x01
88 
89 int	alldigits __P((char *));
90 int	callaurpc __P((char *, int, int, int, xdrproc_t, void *,
91 	    xdrproc_t, void *));
92 int	main __P((int, char **));
93 int	getnfsquota __P((struct statvfs *, struct fstab *, struct quotause *,
94 	    long, int));
95 struct quotause	*getprivs __P((long id, int quotatype));
96 int	getufsquota __P((struct statvfs *, struct fstab *, struct quotause *,
97 	    long, int));
98 void	heading __P((int, u_long, const char *, const char *));
99 void	showgid __P((gid_t));
100 void	showgrpname __P((const char *));
101 void	showquotas __P((int, u_long, const char *));
102 void	showuid __P((uid_t));
103 void	showusrname __P((const char *));
104 char   *timeprt __P((time_t seconds));
105 int	ufshasquota __P((struct fstab *, int, char **));
106 void	usage __P((void));
107 
108 int	qflag;
109 int	vflag;
110 uid_t	myuid;
111 
112 int
113 main(argc, argv)
114 	int argc;
115 	char *argv[];
116 {
117 	int ngroups;
118 	gid_t mygid, gidset[NGROUPS];
119 	int i, gflag = 0, uflag = 0;
120 	int ch;
121 
122 	myuid = getuid();
123 	while ((ch = getopt(argc, argv, "ugvq")) != -1) {
124 		switch(ch) {
125 		case 'g':
126 			gflag++;
127 			break;
128 		case 'u':
129 			uflag++;
130 			break;
131 		case 'v':
132 			vflag++;
133 			break;
134 		case 'q':
135 			qflag++;
136 			break;
137 		default:
138 			usage();
139 		}
140 	}
141 	argc -= optind;
142 	argv += optind;
143 	if (!uflag && !gflag)
144 		uflag++;
145 	if (argc == 0) {
146 		if (uflag)
147 			showuid(myuid);
148 		if (gflag) {
149 			mygid = getgid();
150 			ngroups = getgroups(NGROUPS, gidset);
151 			if (ngroups < 0)
152 				err(1, "getgroups");
153 			showgid(mygid);
154 			for (i = 0; i < ngroups; i++)
155 				if (gidset[i] != mygid)
156 					showgid(gidset[i]);
157 		}
158 		exit(0);
159 	}
160 	if (uflag && gflag)
161 		usage();
162 	if (uflag) {
163 		for (; argc > 0; argc--, argv++) {
164 			if (alldigits(*argv))
165 				showuid(atoi(*argv));
166 			else
167 				showusrname(*argv);
168 		}
169 		exit(0);
170 	}
171 	if (gflag) {
172 		for (; argc > 0; argc--, argv++) {
173 			if (alldigits(*argv))
174 				showgid(atoi(*argv));
175 			else
176 				showgrpname(*argv);
177 		}
178 		exit(0);
179 	}
180 	/* NOTREACHED */
181 	return (0);
182 }
183 
184 void
185 usage()
186 {
187 
188 	fprintf(stderr, "%s\n%s\n%s\n",
189 	    "usage: quota [-guqv]",
190 	    "\tquota [-qv] -u username ...",
191 	    "\tquota [-qv] -g groupname ...");
192 	exit(1);
193 }
194 
195 /*
196  * Print out quotas for a specified user identifier.
197  */
198 void
199 showuid(uid)
200 	uid_t uid;
201 {
202 	struct passwd *pwd = getpwuid(uid);
203 	const char *name;
204 
205 	if (pwd == NULL)
206 		name = "(no account)";
207 	else
208 		name = pwd->pw_name;
209 	if (uid != myuid && myuid != 0) {
210 		printf("quota: %s (uid %d): permission denied\n", name, uid);
211 		return;
212 	}
213 	showquotas(USRQUOTA, uid, name);
214 }
215 
216 /*
217  * Print out quotas for a specified user name.
218  */
219 void
220 showusrname(name)
221 	const char *name;
222 {
223 	struct passwd *pwd = getpwnam(name);
224 
225 	if (pwd == NULL) {
226 		warnx("%s: unknown user", name);
227 		return;
228 	}
229 	if (pwd->pw_uid != myuid && myuid != 0) {
230 		warnx("%s (uid %d): permission denied", name, pwd->pw_uid);
231 		return;
232 	}
233 	showquotas(USRQUOTA, pwd->pw_uid, name);
234 }
235 
236 /*
237  * Print out quotas for a specified group identifier.
238  */
239 void
240 showgid(gid)
241 	gid_t gid;
242 {
243 	struct group *grp = getgrgid(gid);
244 	int ngroups;
245 	gid_t mygid, gidset[NGROUPS];
246 	int i;
247 	const char *name;
248 
249 	if (grp == NULL)
250 		name = "(no entry)";
251 	else
252 		name = grp->gr_name;
253 	mygid = getgid();
254 	ngroups = getgroups(NGROUPS, gidset);
255 	if (ngroups < 0) {
256 		warn("getgroups");
257 		return;
258 	}
259 	if (gid != mygid) {
260 		for (i = 0; i < ngroups; i++)
261 			if (gid == gidset[i])
262 				break;
263 		if (i >= ngroups && myuid != 0) {
264 			warnx("%s (gid %d): permission denied", name, gid);
265 			return;
266 		}
267 	}
268 	showquotas(GRPQUOTA, gid, name);
269 }
270 
271 /*
272  * Print out quotas for a specified group name.
273  */
274 void
275 showgrpname(name)
276 	const char *name;
277 {
278 	struct group *grp = getgrnam(name);
279 	int ngroups;
280 	gid_t mygid, gidset[NGROUPS];
281 	int i;
282 
283 	if (grp == NULL) {
284 		warnx("%s: unknown group", name);
285 		return;
286 	}
287 	mygid = getgid();
288 	ngroups = getgroups(NGROUPS, gidset);
289 	if (ngroups < 0) {
290 		warn("getgroups");
291 		return;
292 	}
293 	if (grp->gr_gid != mygid) {
294 		for (i = 0; i < ngroups; i++)
295 			if (grp->gr_gid == gidset[i])
296 				break;
297 		if (i >= ngroups && myuid != 0) {
298 			warnx("%s (gid %d): permission denied",
299 			    name, grp->gr_gid);
300 			return;
301 		}
302 	}
303 	showquotas(GRPQUOTA, grp->gr_gid, name);
304 }
305 
306 void
307 showquotas(type, id, name)
308 	int type;
309 	u_long id;
310 	const char *name;
311 {
312 	struct quotause *qup;
313 	struct quotause *quplist;
314 	char *msgi, *msgb, *nam;
315 	int lines = 0;
316 	static time_t now;
317 
318 	if (now == 0)
319 		time(&now);
320 	quplist = getprivs(id, type);
321 	for (qup = quplist; qup; qup = qup->next) {
322 		if (!vflag &&
323 		    qup->dqblk.dqb_isoftlimit == 0 &&
324 		    qup->dqblk.dqb_ihardlimit == 0 &&
325 		    qup->dqblk.dqb_bsoftlimit == 0 &&
326 		    qup->dqblk.dqb_bhardlimit == 0)
327 			continue;
328 		msgi = (char *)0;
329 		if (qup->dqblk.dqb_ihardlimit &&
330 		    qup->dqblk.dqb_curinodes >= qup->dqblk.dqb_ihardlimit)
331 			msgi = "File limit reached on";
332 		else if (qup->dqblk.dqb_isoftlimit &&
333 		    qup->dqblk.dqb_curinodes >= qup->dqblk.dqb_isoftlimit) {
334 			if (qup->dqblk.dqb_itime > now)
335 				msgi = "In file grace period on";
336 			else
337 				msgi = "Over file quota on";
338 		}
339 		msgb = (char *)0;
340 		if (qup->dqblk.dqb_bhardlimit &&
341 		    qup->dqblk.dqb_curblocks >= qup->dqblk.dqb_bhardlimit)
342 			msgb = "Block limit reached on";
343 		else {
344 			if (qup->dqblk.dqb_bsoftlimit
345 			&&  qup->dqblk.dqb_curblocks
346 			    >= qup->dqblk.dqb_bsoftlimit) {
347 				if (qup->dqblk.dqb_btime > now)
348 					msgb = "In block grace period on";
349 				else
350 					msgb = "Over block quota on";
351 			}
352 		}
353 		if (qflag) {
354 			if ((msgi != (char *)0 || msgb != (char *)0) &&
355 			    lines++ == 0)
356 				heading(type, id, name, "");
357 			if (msgi != (char *)0)
358 				printf("\t%s %s\n", msgi, qup->fsname);
359 			if (msgb != (char *)0)
360 				printf("\t%s %s\n", msgb, qup->fsname);
361 			continue;
362 		}
363 		if (vflag ||
364 		    qup->dqblk.dqb_curblocks ||
365 		    qup->dqblk.dqb_curinodes) {
366 			if (lines++ == 0)
367 				heading(type, id, name, "");
368 			nam = qup->fsname;
369 			if (strlen(qup->fsname) > 15) {
370 				printf("%s\n", qup->fsname);
371 				nam = "";
372 			}
373 			printf("%12s%9d%c%8d%9d%8s"
374 			    , nam
375 			    , (int)(dbtob((u_quad_t)qup->dqblk.dqb_curblocks)
376 				/ 1024)
377 			    , (msgb == (char *)0) ? ' ' : '*'
378 			    , (int)(dbtob((u_quad_t)qup->dqblk.dqb_bsoftlimit)
379 				/ 1024)
380 			    , (int)(dbtob((u_quad_t)qup->dqblk.dqb_bhardlimit)
381 				/ 1024)
382 			    , (msgb == (char *)0) ? ""
383 			        : timeprt(qup->dqblk.dqb_btime));
384 			printf("%8d%c%7d%8d%8s\n"
385 			    , qup->dqblk.dqb_curinodes
386 			    , (msgi == (char *)0) ? ' ' : '*'
387 			    , qup->dqblk.dqb_isoftlimit
388 			    , qup->dqblk.dqb_ihardlimit
389 			    , (msgi == (char *)0) ? ""
390 			        : timeprt(qup->dqblk.dqb_itime)
391 			);
392 			continue;
393 		}
394 	}
395 	if (!qflag && lines == 0)
396 		heading(type, id, name, "none");
397 }
398 
399 void
400 heading(type, id, name, tag)
401 	int type;
402 	u_long id;
403 	const char *name, *tag;
404 {
405 
406 	printf("Disk quotas for %s %s (%cid %ld): %s\n", qfextension[type],
407 	    name, *qfextension[type], (u_long)id, tag);
408 	if (!qflag && tag[0] == '\0') {
409 		printf("%12s%9s %8s%9s%8s%8s %7s%8s%8s\n"
410 		    , "Filesystem"
411 		    , "blocks"
412 		    , "quota"
413 		    , "limit"
414 		    , "grace"
415 		    , "files"
416 		    , "quota"
417 		    , "limit"
418 		    , "grace"
419 		);
420 	}
421 }
422 
423 /*
424  * Calculate the grace period and return a printable string for it.
425  */
426 char *
427 timeprt(seconds)
428 	time_t seconds;
429 {
430 	time_t hours, minutes;
431 	static char buf[20];
432 	static time_t now;
433 
434 	if (now == 0)
435 		time(&now);
436 	if (now > seconds)
437 		return ("none");
438 	seconds -= now;
439 	minutes = (seconds + 30) / 60;
440 	hours = (minutes + 30) / 60;
441 	if (hours >= 36) {
442 		(void)snprintf(buf, sizeof buf, "%ddays",
443 		    (int)((hours + 12) / 24));
444 		return (buf);
445 	}
446 	if (minutes >= 60) {
447 		(void)snprintf(buf, sizeof buf, "%2d:%d",
448 		    (int)(minutes / 60), (int)(minutes % 60));
449 		return (buf);
450 	}
451 	(void)snprintf(buf, sizeof buf, "%2d", (int)minutes);
452 	return (buf);
453 }
454 
455 /*
456  * Collect the requested quota information.
457  */
458 struct quotause *
459 getprivs(id, quotatype)
460 	long id;
461 	int quotatype;
462 {
463 	struct quotause *qup, *quptail;
464 	struct fstab *fs;
465 	struct quotause *quphead;
466 	struct statvfs *fst;
467 	int nfst, i;
468 
469 	qup = quphead = quptail = NULL;
470 
471 	nfst = getmntinfo(&fst, MNT_WAIT);
472 	if (nfst == 0)
473 		errx(2, "no filesystems mounted!");
474 	setfsent();
475 	for (i = 0; i < nfst; i++) {
476 		if (qup == NULL) {
477 			if ((qup =
478 			    (struct quotause *)malloc(sizeof *qup)) == NULL)
479 				errx(2, "out of memory");
480 		}
481 		if (strncmp(fst[i].f_fstypename, "nfs",
482 		    sizeof(fst[i].f_fstypename)) == 0) {
483 			if (getnfsquota(&fst[i], NULL, qup, id, quotatype) == 0)
484 				continue;
485 		} else if (strncmp(fst[i].f_fstypename, "ffs",
486 		    sizeof(fst[i].f_fstypename)) == 0) {
487 			/*
488 			 * XXX
489 			 * UFS filesystems must be in /etc/fstab, and must
490 			 * indicate that they have quotas on (?!) This is quite
491 			 * unlike SunOS where quotas can be enabled/disabled
492 			 * on a filesystem independent of /etc/fstab, and it
493 			 * will still print quotas for them.
494 			 */
495 			if ((fs = getfsspec(fst[i].f_mntfromname)) == NULL)
496 				continue;
497 			if (getufsquota(&fst[i], fs, qup, id, quotatype) == 0)
498 				continue;
499 		} else
500 			continue;
501 		(void)strncpy(qup->fsname, fst[i].f_mntonname,
502 		    sizeof(qup->fsname) - 1);
503 		if (quphead == NULL)
504 			quphead = qup;
505 		else
506 			quptail->next = qup;
507 		quptail = qup;
508 		quptail->next = 0;
509 		qup = NULL;
510 	}
511 	if (qup)
512 		free(qup);
513 	endfsent();
514 	return (quphead);
515 }
516 
517 /*
518  * Check to see if a particular quota is to be enabled.
519  */
520 int
521 ufshasquota(fs, type, qfnamep)
522 	struct fstab *fs;
523 	int type;
524 	char **qfnamep;
525 {
526 	static char initname, usrname[100], grpname[100];
527 	static char buf[BUFSIZ];
528 	char *opt, *cp;
529 
530 	cp = NULL;
531 	if (!initname) {
532 		(void)snprintf(usrname, sizeof usrname, "%s%s",
533 		    qfextension[USRQUOTA], qfname);
534 		(void)snprintf(grpname, sizeof grpname, "%s%s",
535 		    qfextension[GRPQUOTA], qfname);
536 		initname = 1;
537 	}
538 	(void)strlcpy(buf, fs->fs_mntops, sizeof(buf));
539 	for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
540 		if ((cp = strchr(opt, '=')) != NULL)
541 			*cp++ = '\0';
542 		if (type == USRQUOTA && strcmp(opt, usrname) == 0)
543 			break;
544 		if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
545 			break;
546 	}
547 	if (!opt)
548 		return (0);
549 	if (cp) {
550 		*qfnamep = cp;
551 		return (1);
552 	}
553 	(void)snprintf(buf, sizeof buf, "%s/%s.%s", fs->fs_file, qfname,
554 	    qfextension[type]);
555 	*qfnamep = buf;
556 	return (1);
557 }
558 
559 int
560 getufsquota(fst, fs, qup, id, quotatype)
561 	struct statvfs *fst;
562 	struct fstab *fs;
563 	struct quotause *qup;
564 	long id;
565 	int quotatype;
566 {
567 	char *qfpathname;
568 	int fd, qcmd;
569 
570 	qcmd = QCMD(Q_GETQUOTA, quotatype);
571 	if (!ufshasquota(fs, quotatype, &qfpathname))
572 		return (0);
573 
574 	if (quotactl(fs->fs_file, qcmd, id, &qup->dqblk) != 0) {
575 		if ((fd = open(qfpathname, O_RDONLY)) < 0) {
576 			warn("%s", qfpathname);
577 			return (0);
578 		}
579 		(void)lseek(fd, (off_t)(id * sizeof(struct dqblk)), SEEK_SET);
580 		switch (read(fd, &qup->dqblk, sizeof(struct dqblk))) {
581 		case 0:				/* EOF */
582 			/*
583 			 * Convert implicit 0 quota (EOF)
584 			 * into an explicit one (zero'ed dqblk)
585 			 */
586 			memset((caddr_t)&qup->dqblk, 0, sizeof(struct dqblk));
587 			break;
588 		case sizeof(struct dqblk):	/* OK */
589 			break;
590 		default:		/* ERROR */
591 			warn("read error `%s'", qfpathname);
592 			close(fd);
593 			return (0);
594 		}
595 		close(fd);
596 	}
597 	return (1);
598 }
599 
600 int
601 getnfsquota(fst, fs, qup, id, quotatype)
602 	struct statvfs *fst;
603 	struct fstab *fs;
604 	struct quotause *qup;
605 	long id;
606 	int quotatype;
607 {
608 	struct getquota_args gq_args;
609 	struct ext_getquota_args ext_gq_args;
610 	struct getquota_rslt gq_rslt;
611 	struct dqblk *dqp = &qup->dqblk;
612 	struct timeval tv;
613 	char *cp;
614 	int ret;
615 
616 	if (fst->f_flag & MNT_LOCAL)
617 		return (0);
618 
619 	/*
620 	 * must be some form of "hostname:/path"
621 	 */
622 	cp = strchr(fst->f_mntfromname, ':');
623 	if (cp == NULL) {
624 		warnx("cannot find hostname for %s", fst->f_mntfromname);
625 		return (0);
626 	}
627 
628 	*cp = '\0';
629 	if (*(cp+1) != '/') {
630 		*cp = ':';
631 		return (0);
632 	}
633 
634 	ext_gq_args.gqa_pathp = cp + 1;
635 	ext_gq_args.gqa_id = id;
636 	ext_gq_args.gqa_type =
637 	    (quotatype == USRQUOTA) ? RQUOTA_USRQUOTA : RQUOTA_GRPQUOTA;
638 	ret = callaurpc(fst->f_mntfromname, RQUOTAPROG, EXT_RQUOTAVERS,
639 	    RQUOTAPROC_GETQUOTA, xdr_ext_getquota_args, &ext_gq_args,
640 	    xdr_getquota_rslt, &gq_rslt);
641 	if (ret == RPC_PROGVERSMISMATCH) {
642 		if (quotatype != USRQUOTA) {
643 			*cp = ':';
644 			return (0);
645 		}
646 		/* try RQUOTAVERS */
647 		gq_args.gqa_pathp = cp + 1;
648 		gq_args.gqa_uid = id;
649 		ret = callaurpc(fst->f_mntfromname, RQUOTAPROG, RQUOTAVERS,
650 		    RQUOTAPROC_GETQUOTA, xdr_getquota_args, &gq_args,
651 			    xdr_getquota_rslt, &gq_rslt);
652 	}
653 	if (ret != RPC_SUCCESS) {
654 		*cp = ':';
655 		return (0);
656 	}
657 
658 	switch (gq_rslt.status) {
659 	case Q_NOQUOTA:
660 		break;
661 	case Q_EPERM:
662 		warnx("quota permission error, host: %s", fst->f_mntfromname);
663 		break;
664 	case Q_OK:
665 		gettimeofday(&tv, NULL);
666 			/* blocks*/
667 		dqp->dqb_bhardlimit =
668 		    gq_rslt.getquota_rslt_u.gqr_rquota.rq_bhardlimit *
669 		    (gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE);
670 		dqp->dqb_bsoftlimit =
671 		    gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsoftlimit *
672 		    (gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE);
673 		dqp->dqb_curblocks =
674 		    gq_rslt.getquota_rslt_u.gqr_rquota.rq_curblocks *
675 		    (gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE);
676 			/* inodes */
677 		dqp->dqb_ihardlimit =
678 			gq_rslt.getquota_rslt_u.gqr_rquota.rq_fhardlimit;
679 		dqp->dqb_isoftlimit =
680 			gq_rslt.getquota_rslt_u.gqr_rquota.rq_fsoftlimit;
681 		dqp->dqb_curinodes =
682 			gq_rslt.getquota_rslt_u.gqr_rquota.rq_curfiles;
683 			/* grace times */
684 		dqp->dqb_btime =
685 		    tv.tv_sec + gq_rslt.getquota_rslt_u.gqr_rquota.rq_btimeleft;
686 		dqp->dqb_itime =
687 		    tv.tv_sec + gq_rslt.getquota_rslt_u.gqr_rquota.rq_ftimeleft;
688 		*cp = ':';
689 		return (1);
690 	default:
691 		warnx("bad rpc result, host: %s", fst->f_mntfromname);
692 		break;
693 	}
694 	*cp = ':';
695 	return (0);
696 }
697 
698 int
699 callaurpc(host, prognum, versnum, procnum, inproc, in, outproc, out)
700 	char *host;
701 	int prognum, versnum, procnum;
702 	xdrproc_t inproc;
703 	void *in;
704 	xdrproc_t outproc;
705 	void *out;
706 {
707 	struct sockaddr_in server_addr;
708 	enum clnt_stat clnt_stat;
709 	struct hostent *hp;
710 	struct timeval timeout, tottimeout;
711 
712 	CLIENT *client = NULL;
713 	int socket = RPC_ANYSOCK;
714 
715 	if ((hp = gethostbyname(host)) == NULL)
716 		return ((int) RPC_UNKNOWNHOST);
717 	timeout.tv_usec = 0;
718 	timeout.tv_sec = 6;
719 	memmove(&server_addr.sin_addr, hp->h_addr, hp->h_length);
720 	server_addr.sin_family = AF_INET;
721 	server_addr.sin_port =  0;
722 
723 	if ((client = clntudp_create(&server_addr, prognum,
724 	    versnum, timeout, &socket)) == NULL)
725 		return ((int) rpc_createerr.cf_stat);
726 
727 	client->cl_auth = authunix_create_default();
728 	tottimeout.tv_sec = 25;
729 	tottimeout.tv_usec = 0;
730 	clnt_stat = clnt_call(client, procnum, inproc, in,
731 	    outproc, out, tottimeout);
732 
733 	return ((int) clnt_stat);
734 }
735 
736 int
737 alldigits(s)
738 	char *s;
739 {
740 	int c;
741 
742 	c = *s++;
743 	do {
744 		if (!isdigit(c))
745 			return (0);
746 	} while ((c = *s++) != 0);
747 	return (1);
748 }
749