usr.bin/quota/quota.c

   1 /*
   2  * Copyright (c) 1980, 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Robert Elz at The University of Melbourne.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  */
  36
  37 #ifndef lint
  38 static const char copyright[] =
  39 "@(#) Copyright (c) 1980, 1990, 1993\n\
  40         The Regents of the University of California.  All rights reserved.\n";
  41 #endif /* not lint */
  42
  43 #ifndef lint
  44 #if 0
  45 static char sccsid[] = "from: @(#)quota.c       8.1 (Berkeley) 6/6/93";
  46 #endif
  47 static const char rcsid[] =
  48   "$FreeBSD$";
  49 #endif /* not lint */
  50
  51 /*
  52  * Disk quota reporting program.
  53  */
  54 #include <sys/param.h>
  55 #include <sys/types.h>
  56 #include <sys/file.h>
  57 #include <sys/stat.h>
  58 #include <sys/mount.h>
  59 #include <sys/socket.h>
  60 #include <ufs/ufs/quota.h>
  61 #include <ctype.h>
  62 #include <err.h>
  63 #include <fstab.h>
  64 #include <grp.h>
  65 #include <pwd.h>
  66 #include <stdio.h>
  67 #include <stdlib.h>
  68 #include <string.h>
  69 #include <unistd.h>
  70
  71 #include <netdb.h>
  72 #include <rpc/rpc.h>
  73 #include <rpc/pmap_prot.h>
  74 #include <rpcsvc/rquota.h>
  75
  76 char *qfname = QUOTAFILENAME;
  77 char *qfextension[] = INITQFNAMES;
  78
  79 struct quotause {
  80         struct  quotause *next;
  81         long    flags;
  82         struct  dqblk dqblk;
  83         char    fsname[MAXPATHLEN + 1];
  84 };
  85 #define FOUND   0x01
  86
  87 static char *timeprt    __P((time_t seconds));
  88 static struct quotause *getprivs __P((long id, int quotatype));
  89 static void usage ();
  90 static void showuid(u_long uid);
  91 static void showgid(u_long gid);
  92 static int alldigits(char *s);
  93 static void showusrname(char *name);
  94 static void showgrpname(char *name);
  95 static void showquotas(int type, u_long id, char *name);
  96 static void heading(int type, u_long id, char *name, char *tag);
  97 static char *timeprt(time_t seconds);
  98 static struct quotause *getprivs(long id, int quotatype);
  99 static int ufshasquota(struct fstab *fs, int type, char **qfnamep);
 100 static int getufsquota(struct statfs *fst, struct fstab *fs,
 101                                            struct quotause *qup, long id, int quotatype);
 102 static int getnfsquota(struct statfs *fst, struct fstab *fs,
 103                                            struct quotause *qup, long id, int quotatype);
 104 static int callaurpc(char *host, int prognum, int versnum, int procnum,
 105                                          xdrproc_t inproc, char *in, xdrproc_t outproc, char *out);
 106 static int alldigits(char *s);
 107
 108 int     qflag;
 109 int     vflag;
 110
 111 int
 112 main(argc, argv)
 113         int argc;
 114         char *argv[];
 115 {
 116         int ngroups;
 117         gid_t mygid, gidset[NGROUPS];
 118         int i, gflag = 0, uflag = 0;
 119         char ch;
 120
 121         while ((ch = getopt(argc, argv, "ugvq")) != -1) {
 122                 switch(ch) {
 123                 case 'g':
 124                         gflag++;
 125                         break;
 126                 case 'u':
 127                         uflag++;
 128                         break;
 129                 case 'v':
 130                         vflag++;
 131                         break;
 132                 case 'q':
 133                         qflag++;
 134                         break;
 135                 default:
 136                         usage();
 137                 }
 138         }
 139         argc -= optind;
 140         argv += optind;
 141         if (!uflag && !gflag)
 142                 uflag++;
 143         if (argc == 0) {
 144                 if (uflag)
 145                         showuid(getuid());
 146                 if (gflag) {
 147                         mygid = getgid();
 148                         ngroups = getgroups(NGROUPS, gidset);
 149                         if (ngroups < 0)
 150                                 err(1, "getgroups");
 151                         showgid(mygid);
 152                         for (i = 0; i < ngroups; i++)
 153                                 if (gidset[i] != mygid)
 154                                         showgid(gidset[i]);
 155                 }
 156                 return(0);
 157         }
 158         if (uflag && gflag)
 159                 usage();
 160         if (uflag) {
 161                 for (; argc > 0; argc--, argv++) {
 162                         if (alldigits(*argv))
 163                                 showuid(atoi(*argv));
 164                         else
 165                                 showusrname(*argv);
 166                 }
 167                 return(0);
 168         }
 169         if (gflag) {
 170                 for (; argc > 0; argc--, argv++) {
 171                         if (alldigits(*argv))
 172                                 showgid(atoi(*argv));
 173                         else
 174                                 showgrpname(*argv);
 175                 }
 176         }
 177         return(0);
 178 }
 179
 180 static void
 181 usage()
 182 {
 183
 184         fprintf(stderr, "%s\n%s\n%s\n",
 185                 "usage: quota [-guqv]",
 186                 "       quota [-qv] -u username ...",
 187                 "       quota [-qv] -g groupname ...");
 188         exit(1);
 189 }
 190
 191 /*
 192  * Print out quotas for a specified user identifier.
 193  */
 194 static void
 195 showuid(uid)
 196         u_long uid;
 197 {
 198         struct passwd *pwd = getpwuid(uid);
 199         u_long myuid;
 200         char *name;
 201
 202         if (pwd == NULL)
 203                 name = "(no account)";
 204         else
 205                 name = pwd->pw_name;
 206         myuid = getuid();
 207         if (uid != myuid && myuid != 0) {
 208                 printf("quota: %s (uid %lu): permission denied\n", name, uid);
 209                 return;
 210         }
 211         showquotas(USRQUOTA, uid, name);
 212 }
 213
 214 /*
 215  * Print out quotas for a specifed user name.
 216  */
 217 static void
 218 showusrname(name)
 219         char *name;
 220 {
 221         struct passwd *pwd = getpwnam(name);
 222         u_long myuid;
 223
 224         if (pwd == NULL) {
 225                 warnx("%s: unknown user", name);
 226                 return;
 227         }
 228         myuid = getuid();
 229         if (pwd->pw_uid != myuid && myuid != 0) {
 230                 warnx("%s (uid %u): 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 static void
 240 showgid(gid)
 241         u_long gid;
 242 {
 243         struct group *grp = getgrgid(gid);
 244         int ngroups;
 245         gid_t mygid, gidset[NGROUPS];
 246         register int i;
 247         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 && getuid() != 0) {
 264                         warnx("%s (gid %lu): permission denied", name, gid);
 265                         return;
 266                 }
 267         }
 268         showquotas(GRPQUOTA, gid, name);
 269 }
 270
 271 /*
 272  * Print out quotas for a specifed group name.
 273  */
 274 static void
 275 showgrpname(name)
 276         char *name;
 277 {
 278         struct group *grp = getgrnam(name);
 279         int ngroups;
 280         gid_t mygid, gidset[NGROUPS];
 281         register 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 && getuid() != 0) {
 298                         warnx("%s (gid %u): permission denied", name, grp->gr_gid);
 299                         return;
 300                 }
 301         }
 302         showquotas(GRPQUOTA, grp->gr_gid, name);
 303 }
 304
 305 static void
 306 showquotas(type, id, name)
 307         int type;
 308         u_long id;
 309         char *name;
 310 {
 311         register struct quotause *qup;
 312         struct quotause *quplist;
 313         char *msgi, *msgb, *nam;
 314         int lines = 0;
 315         static time_t now;
 316
 317         if (now == 0)
 318                 time(&now);
 319         quplist = getprivs(id, type);
 320         for (qup = quplist; qup; qup = qup->next) {
 321                 if (!vflag &&
 322                     qup->dqblk.dqb_isoftlimit == 0 &&
 323                     qup->dqblk.dqb_ihardlimit == 0 &&
 324                     qup->dqblk.dqb_bsoftlimit == 0 &&
 325                     qup->dqblk.dqb_bhardlimit == 0)
 326                         continue;
 327                 msgi = (char *)0;
 328                 if (qup->dqblk.dqb_ihardlimit &&
 329                     qup->dqblk.dqb_curinodes >= qup->dqblk.dqb_ihardlimit)
 330                         msgi = "File limit reached on";
 331                 else if (qup->dqblk.dqb_isoftlimit &&
 332                     qup->dqblk.dqb_curinodes >= qup->dqblk.dqb_isoftlimit)
 333                         if (qup->dqblk.dqb_itime > now)
 334                                 msgi = "In file grace period on";
 335                         else
 336                                 msgi = "Over file quota on";
 337                 msgb = (char *)0;
 338                 if (qup->dqblk.dqb_bhardlimit &&
 339                     qup->dqblk.dqb_curblocks >= qup->dqblk.dqb_bhardlimit)
 340                         msgb = "Block limit reached on";
 341                 else if (qup->dqblk.dqb_bsoftlimit &&
 342                     qup->dqblk.dqb_curblocks >= qup->dqblk.dqb_bsoftlimit)
 343                         if (qup->dqblk.dqb_btime > now)
 344                                 msgb = "In block grace period on";
 345                         else
 346                                 msgb = "Over block quota on";
 347                 if (qflag) {
 348                         if ((msgi != (char *)0 || msgb != (char *)0) &&
 349                             lines++ == 0)
 350                                 heading(type, id, name, "");
 351                         if (msgi != (char *)0)
 352                                 printf("\t%s %s\n", msgi, qup->fsname);
 353                         if (msgb != (char *)0)
 354                                 printf("\t%s %s\n", msgb, qup->fsname);
 355                         continue;
 356                 }
 357                 if (vflag ||
 358                     qup->dqblk.dqb_curblocks ||
 359                     qup->dqblk.dqb_curinodes) {
 360                         if (lines++ == 0)
 361                                 heading(type, id, name, "");
 362                         nam = qup->fsname;
 363                         if (strlen(qup->fsname) > 15) {
 364                                 printf("%s\n", qup->fsname);
 365                                 nam = "";
 366                         }
 367                         printf("%15s%8lu%c%7lu%8lu%8s"
 368                                 , nam
 369                                 , (u_long) (dbtob(qup->dqblk.dqb_curblocks)
 370                                             / 1024)
 371                                 , (msgb == (char *)0) ? ' ' : '*'
 372                                 , (u_long) (dbtob(qup->dqblk.dqb_bsoftlimit)
 373                                             / 1024)
 374                                 , (u_long) (dbtob(qup->dqblk.dqb_bhardlimit)
 375                                             / 1024)
 376                                 , (msgb == (char *)0) ? ""
 377                                     :timeprt(qup->dqblk.dqb_btime));
 378                         printf("%8lu%c%7lu%8lu%8s\n"
 379                                 , qup->dqblk.dqb_curinodes
 380                                 , (msgi == (char *)0) ? ' ' : '*'
 381                                 , qup->dqblk.dqb_isoftlimit
 382                                 , qup->dqblk.dqb_ihardlimit
 383                                 , (msgi == (char *)0) ? ""
 384                                     : timeprt(qup->dqblk.dqb_itime)
 385                         );
 386                         continue;
 387                 }
 388         }
 389         if (!qflag && lines == 0)
 390                 heading(type, id, name, "none");
 391 }
 392
 393 static void
 394 heading(type, id, name, tag)
 395         int type;
 396         u_long id;
 397         char *name, *tag;
 398 {
 399
 400         printf("Disk quotas for %s %s (%cid %lu): %s\n", qfextension[type],
 401             name, *qfextension[type], id, tag);
 402         if (!qflag && tag[0] == '\0') {
 403                 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n"
 404                         , "Filesystem"
 405                         , "blocks"
 406                         , "quota"
 407                         , "limit"
 408                         , "grace"
 409                         , "files"
 410                         , "quota"
 411                         , "limit"
 412                         , "grace"
 413                 );
 414         }
 415 }
 416
 417 /*
 418  * Calculate the grace period and return a printable string for it.
 419  */
 420 static char *
 421 timeprt(seconds)
 422         time_t seconds;
 423 {
 424         time_t hours, minutes;
 425         static char buf[20];
 426         static time_t now;
 427
 428         if (now == 0)
 429                 time(&now);
 430         if (now > seconds)
 431                 return ("none");
 432         seconds -= now;
 433         minutes = (seconds + 30) / 60;
 434         hours = (minutes + 30) / 60;
 435         if (hours >= 36) {
 436                 sprintf(buf, "%lddays", (hours + 12) / 24);
 437                 return (buf);
 438         }
 439         if (minutes >= 60) {
 440                 sprintf(buf, "%2ld:%ld", minutes / 60, minutes % 60);
 441                 return (buf);
 442         }
 443         sprintf(buf, "%2ld", minutes);
 444         return (buf);
 445 }
 446
 447 /*
 448  * Collect the requested quota information.
 449  */
 450 static struct quotause *
 451 getprivs(id, quotatype)
 452         register long id;
 453         int quotatype;
 454 {
 455         register struct quotause *qup, *quptail;
 456         register struct fstab *fs;
 457         struct quotause *quphead;
 458         struct statfs *fst;
 459         int nfst, i;
 460
 461         qup = quphead = (struct quotause *)0;
 462
 463         nfst = getmntinfo(&fst, MNT_WAIT);
 464         if (nfst == 0)
 465                 errx(2, "no filesystems mounted!");
 466         setfsent();
 467         for (i=0; i<nfst; i++) {
 468                 if (qup == NULL) {
 469                         if ((qup = (struct quotause *)malloc(sizeof *qup))
 470                             == NULL)
 471                                 errx(2, "out of memory");
 472                 }
 473                 if (strcmp(fst[i].f_fstypename, "nfs") == 0) {
 474                         if (getnfsquota(&fst[i], NULL, qup, id, quotatype)
 475                             == 0)
 476                                 continue;
 477                 } else if (strcmp(fst[i].f_fstypename, "ufs") == 0) {
 478                         /*
 479                          * XXX
 480                          * UFS filesystems must be in /etc/fstab, and must
 481                          * indicate that they have quotas on (?!) This is quite
 482                          * unlike SunOS where quotas can be enabled/disabled
 483                          * on a filesystem independent of /etc/fstab, and it
 484                          * will still print quotas for them.
 485                          */
 486                         if ((fs = getfsspec(fst[i].f_mntfromname)) == NULL)
 487                                 continue;
 488                         if (getufsquota(&fst[i], fs, qup, id, quotatype) == 0)
 489                                 continue;
 490                 } else
 491                         continue;
 492                 strcpy(qup->fsname, fst[i].f_mntonname);
 493                 if (quphead == NULL)
 494                         quphead = qup;
 495                 else
 496                         quptail->next = qup;
 497                 quptail = qup;
 498                 quptail->next = 0;
 499                 qup = NULL;
 500         }
 501         if (qup)
 502                 free(qup);
 503         endfsent();
 504         return (quphead);
 505 }
 506
 507 /*
 508  * Check to see if a particular quota is to be enabled.
 509  */
 510 static int
 511 ufshasquota(fs, type, qfnamep)
 512         register struct fstab *fs;
 513         int type;
 514         char **qfnamep;
 515 {
 516         static char initname, usrname[100], grpname[100];
 517         static char buf[BUFSIZ];
 518         char *opt, *cp;
 519
 520         if (!initname) {
 521                 sprintf(usrname, "%s%s", qfextension[USRQUOTA], qfname);
 522                 sprintf(grpname, "%s%s", qfextension[GRPQUOTA], qfname);
 523                 initname = 1;
 524         }
 525         strcpy(buf, fs->fs_mntops);
 526         for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
 527                 if ((cp = index(opt, '=')))
 528                         *cp++ = '\0';
 529                 if (type == USRQUOTA && strcmp(opt, usrname) == 0)
 530                         break;
 531                 if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
 532                         break;
 533         }
 534         if (!opt)
 535                 return (0);
 536         if (cp) {
 537                 *qfnamep = cp;
 538                 return (1);
 539         }
 540         (void) sprintf(buf, "%s/%s.%s", fs->fs_file, qfname, qfextension[type]);
 541         *qfnamep = buf;
 542         return (1);
 543 }
 544
 545 static int
 546 getufsquota(fst, fs, qup, id, quotatype)
 547         struct statfs *fst;
 548         struct fstab *fs;
 549         struct quotause *qup;
 550         long id;
 551         int quotatype;
 552 {
 553         char *qfpathname;
 554         int fd, qcmd;
 555
 556         qcmd = QCMD(Q_GETQUOTA, quotatype);
 557         if (!ufshasquota(fs, quotatype, &qfpathname))
 558                 return (0);
 559
 560         if (quotactl(fs->fs_file, qcmd, id, (char *)&qup->dqblk) != 0) {
 561                 if ((fd = open(qfpathname, O_RDONLY)) < 0) {
 562                         warn(qfpathname);
 563                         return (0);
 564                 }
 565                 (void) lseek(fd, (off_t)(id * sizeof(struct dqblk)), L_SET);
 566                 switch (read(fd, &qup->dqblk, sizeof(struct dqblk))) {
 567                 case 0:                         /* EOF */
 568                         /*
 569                          * Convert implicit 0 quota (EOF)
 570                          * into an explicit one (zero'ed dqblk)
 571                          */
 572                         bzero((caddr_t)&qup->dqblk, sizeof(struct dqblk));
 573                         break;
 574                 case sizeof(struct dqblk):      /* OK */
 575                         break;
 576                 default:                /* ERROR */
 577                         warn("read error: %s", qfpathname);
 578                         close(fd);
 579                         return (0);
 580                 }
 581                 close(fd);
 582         }
 583         return (1);
 584 }
 585
 586 static int
 587 getnfsquota(fst, fs, qup, id, quotatype)
 588         struct statfs *fst;
 589         struct fstab *fs;
 590         struct quotause *qup;
 591         long id;
 592         int quotatype;
 593 {
 594         struct getquota_args gq_args;
 595         struct getquota_rslt gq_rslt;
 596         struct dqblk *dqp = &qup->dqblk;
 597         struct timeval tv;
 598         char *cp;
 599
 600         if (fst->f_flags & MNT_LOCAL)
 601                 return (0);
 602
 603         /*
 604          * rpc.rquotad does not support group quotas
 605          */
 606         if (quotatype != USRQUOTA)
 607                 return (0);
 608
 609         /*
 610          * must be some form of "hostname:/path"
 611          */
 612         cp = strchr(fst->f_mntfromname, ':');
 613         if (cp == NULL) {
 614                 warnx("cannot find hostname for %s",
 615                     fst->f_mntfromname);
 616                 return (0);
 617         }
 618
 619         *cp = '\0';
 620         if (*(cp+1) != '/') {
 621                 *cp = ':';
 622                 return (0);
 623         }
 624
 625         gq_args.gqa_pathp = cp + 1;
 626         gq_args.gqa_uid = id;
 627         if (callaurpc(fst->f_mntfromname, RQUOTAPROG, RQUOTAVERS,
 628             RQUOTAPROC_GETQUOTA, xdr_getquota_args, (char *)&gq_args,
 629             xdr_getquota_rslt, (char *)&gq_rslt) != 0) {
 630                 *cp = ':';
 631                 return (0);
 632         }
 633
 634         switch (gq_rslt.status) {
 635         case Q_NOQUOTA:
 636                 break;
 637         case Q_EPERM:
 638                 warnx("quota permission error, host: %s",
 639                         fst->f_mntfromname);
 640                 break;
 641         case Q_OK:
 642                 gettimeofday(&tv, NULL);
 643                         /* blocks*/
 644                 dqp->dqb_bhardlimit =
 645                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_bhardlimit *
 646                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE;
 647                 dqp->dqb_bsoftlimit =
 648                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsoftlimit *
 649                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE;
 650                 dqp->dqb_curblocks =
 651                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_curblocks *
 652                     gq_rslt.getquota_rslt_u.gqr_rquota.rq_bsize / DEV_BSIZE;
 653                         /* inodes */
 654                 dqp->dqb_ihardlimit =
 655                         gq_rslt.getquota_rslt_u.gqr_rquota.rq_fhardlimit;
 656                 dqp->dqb_isoftlimit =
 657                         gq_rslt.getquota_rslt_u.gqr_rquota.rq_fsoftlimit;
 658                 dqp->dqb_curinodes =
 659                         gq_rslt.getquota_rslt_u.gqr_rquota.rq_curfiles;
 660                         /* grace times */
 661                 dqp->dqb_btime =
 662                     tv.tv_sec + gq_rslt.getquota_rslt_u.gqr_rquota.rq_btimeleft;
 663                 dqp->dqb_itime =
 664                     tv.tv_sec + gq_rslt.getquota_rslt_u.gqr_rquota.rq_ftimeleft;
 665                 *cp = ':';
 666                 return (1);
 667         default:
 668                 warnx("bad rpc result, host: %s",
 669                     fst->f_mntfromname);
 670                 break;
 671         }
 672         *cp = ':';
 673         return (0);
 674 }
 675
 676 static int
 677 callaurpc(host, prognum, versnum, procnum, inproc, in, outproc, out)
 678         char *host;
 679         xdrproc_t inproc, outproc;
 680         char *in, *out;
 681         int prognum, versnum, procnum;
 682 {
 683         struct sockaddr_in server_addr;
 684         enum clnt_stat clnt_stat;
 685         struct hostent *hp;
 686         struct timeval timeout, tottimeout;
 687
 688         CLIENT *client = NULL;
 689         int socket = RPC_ANYSOCK;
 690
 691         if ((hp = gethostbyname(host)) == NULL)
 692                 return ((int) RPC_UNKNOWNHOST);
 693         timeout.tv_usec = 0;
 694         timeout.tv_sec = 6;
 695         bcopy(hp->h_addr, &server_addr.sin_addr, MIN(hp->h_length,sizeof(server_addr.sin_addr)));
 696         server_addr.sin_family = AF_INET;
 697         server_addr.sin_port =  0;
 698
 699         if ((client = clntudp_create(&server_addr, prognum,
 700             versnum, timeout, &socket)) == NULL)
 701                 return ((int) rpc_createerr.cf_stat);
 702
 703         client->cl_auth = authunix_create_default();
 704         tottimeout.tv_sec = 25;
 705         tottimeout.tv_usec = 0;
 706         clnt_stat = clnt_call(client, procnum, inproc, in,
 707             outproc, out, tottimeout);
 708
 709         return ((int) clnt_stat);
 710 }
 711
 712 static int
 713 alldigits(s)
 714         register char *s;
 715 {
 716         register c;
 717
 718         c = *s++;
 719         do {
 720                 if (!isdigit(c))
 721                         return (0);
 722         } while ((c = *s++));
 723         return (1);
 724 }