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quota.c revision 1.29
      1 /*	$NetBSD: quota.c,v 1.29 2004/04/21 01:05:47 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 1.29 2004/04/21 01:05:47 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", MFSNAMELEN) == 0) {
    482 			if (getnfsquota(&fst[i], NULL, qup, id, quotatype) == 0)
    483 				continue;
    484 		} else if (strncmp(fst[i].f_fstypename, "ffs",
    485 		    MFSNAMELEN) == 0) {
    486 			/*
    487 			 * XXX
    488 			 * UFS filesystems must be in /etc/fstab, and must
    489 			 * indicate that they have quotas on (?!) This is quite
    490 			 * unlike SunOS where quotas can be enabled/disabled
    491 			 * on a filesystem independent of /etc/fstab, and it
    492 			 * will still print quotas for them.
    493 			 */
    494 			if ((fs = getfsspec(fst[i].f_mntfromname)) == NULL)
    495 				continue;
    496 			if (getufsquota(&fst[i], fs, qup, id, quotatype) == 0)
    497 				continue;
    498 		} else
    499 			continue;
    500 		(void)strncpy(qup->fsname, fst[i].f_mntonname,
    501 		    sizeof(qup->fsname) - 1);
    502 		if (quphead == NULL)
    503 			quphead = qup;
    504 		else
    505 			quptail->next = qup;
    506 		quptail = qup;
    507 		quptail->next = 0;
    508 		qup = NULL;
    509 	}
    510 	if (qup)
    511 		free(qup);
    512 	endfsent();
    513 	return (quphead);
    514 }
    515 
    516 /*
    517  * Check to see if a particular quota is to be enabled.
    518  */
    519 int
    520 ufshasquota(fs, type, qfnamep)
    521 	struct fstab *fs;
    522 	int type;
    523 	char **qfnamep;
    524 {
    525 	static char initname, usrname[100], grpname[100];
    526 	static char buf[BUFSIZ];
    527 	char *opt, *cp;
    528 
    529 	cp = NULL;
    530 	if (!initname) {
    531 		(void)snprintf(usrname, sizeof usrname, "%s%s",
    532 		    qfextension[USRQUOTA], qfname);
    533 		(void)snprintf(grpname, sizeof grpname, "%s%s",
    534 		    qfextension[GRPQUOTA], qfname);
    535 		initname = 1;
    536 	}
    537 	(void)strncpy(buf, fs->fs_mntops, sizeof(buf) - 1);
    538 	buf[sizeof(buf) - 1] = '\0';
    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