#include <sys/cdefs.h>
#ifndef lint
__unused static char copyright[] =
"@(#) Copyright (c) 1980, 1990, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif
#ifndef lint
__unused static char sccsid[] = "@(#)quotaon.c 8.1 (Berkeley) 6/6/93";
#endif
#include <sys/param.h>
#include <sys/file.h>
#include <sys/mount.h>
#ifdef __APPLE__
#include <sys/stat.h>
#endif
#include <ufs/ufs/quota.h>
#include <stdio.h>
#include <fstab.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
void usage(char *whoami);
char *qfname = QUOTAFILENAME;
char *qfextension[] = INITQFNAMES;
int aflag;
int gflag;
int uflag;
int vflag;
#ifdef __APPLE__
int hasquota(register struct statfs *, int, char **);
int quotaonoff(register struct statfs *, int, int, char *);
#else
int hasquota(register struct fstab *, int, char **);
int quotaonoff(register struct fstab *, int, int, char *);
#endif
int oneof(register char *, register char **, int);
int main(argc, argv)
int argc;
char **argv;
{
char ch, *qfnp, *whoami, *rindex();
long argnum, done = 0;
int i, offmode = 0, errs = 0;
#ifdef __APPLE__
int nfst;
struct statfs *fst;
#endif
extern char *optarg;
extern int optind;
whoami = rindex(*argv, '/') + 1;
if (whoami == (char *)1)
whoami = *argv;
if (strcmp(whoami, "quotaoff") == 0)
offmode++;
else if (strcmp(whoami, "quotaon") != 0) {
fprintf(stderr, "Name must be quotaon or quotaoff not %s\n",
whoami);
exit(1);
}
while ((ch = getopt(argc, argv, "avug")) != EOF) {
switch(ch) {
case 'a':
aflag++;
break;
case 'g':
gflag++;
break;
case 'u':
uflag++;
break;
case 'v':
vflag++;
break;
default:
usage(whoami);
}
}
argc -= optind;
argv += optind;
if (argc <= 0 && !aflag)
usage(whoami);
if (!gflag && !uflag) {
gflag++;
uflag++;
}
#ifdef __APPLE__
nfst = getmntinfo(&fst, MNT_WAIT);
if (nfst==0) {
fprintf(stderr, "no filesystems mounted");
return(1);
}
for (i=0; i<nfst; i++) {
if(strcmp(fst[i].f_fstypename, "hfs")) {
if (strcmp(fst[i].f_fstypename, "ufs"))
continue;
}
if(fst[i].f_flags & MNT_RDONLY) {
errs++;
continue;
}
if (aflag) {
if (gflag && hasquota(&fst[i], GRPQUOTA, &qfnp))
errs += quotaonoff(&fst[i], offmode, GRPQUOTA, qfnp);
if (uflag && hasquota(&fst[i], USRQUOTA, &qfnp))
errs += quotaonoff(&fst[i], offmode, USRQUOTA, qfnp);
continue;
}
if ((argnum = oneof(fst[i].f_mntonname, argv, argc)) >= 0 ||
(argnum = oneof(fst[i].f_mntfromname, argv, argc)) >= 0) {
done |= 1 << argnum;
if (gflag && hasquota(&fst[i], GRPQUOTA, &qfnp))
errs += quotaonoff(&fst[i], offmode, GRPQUOTA, qfnp);
if (uflag && hasquota(&fst[i], USRQUOTA, &qfnp))
errs += quotaonoff(&fst[i], offmode, USRQUOTA, qfnp);
}
}
#else
register struct fstab *fs;
setfsent();
while ((fs = getfsent()) != NULL) {
if (strcmp(fs->fs_vfstype, "ufs") ||
strcmp(fs->fs_type, FSTAB_RW))
continue;
if (aflag) {
if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
errs += quotaonoff(fs, offmode, GRPQUOTA, qfnp);
if (uflag && hasquota(fs, USRQUOTA, &qfnp))
errs += quotaonoff(fs, offmode, USRQUOTA, qfnp);
continue;
}
if ((argnum = oneof(fs->fs_file, argv, argc)) >= 0 ||
(argnum = oneof(fs->fs_spec, argv, argc)) >= 0) {
done |= 1 << argnum;
if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
errs += quotaonoff(fs, offmode, GRPQUOTA, qfnp);
if (uflag && hasquota(fs, USRQUOTA, &qfnp))
errs += quotaonoff(fs, offmode, USRQUOTA, qfnp);
}
}
endfsent();
#endif
for (i = 0; i < argc; i++)
if ((done & (1 << i)) == 0)
fprintf(stderr, "%s not found in fstab\n",
argv[i]);
exit(errs);
}
void usage(whoami)
char *whoami;
{
fprintf(stderr, "Usage:\n\t%s [-g] [-u] [-v] -a\n", whoami);
fprintf(stderr, "\t%s [-g] [-u] [-v] filesys ...\n", whoami);
exit(1);
}
#ifdef __APPLE__
int quotaonoff(fst, offmode, type, qfpathname)
register struct statfs *fst;
int offmode, type;
char *qfpathname;
{
if (strcmp(fst->f_mntonname, "/") && (fst->f_flags & MNT_RDONLY))
return (1);
if (offmode) {
if (quotactl(fst->f_mntonname, QCMD(Q_QUOTAOFF, type), 0, 0) < 0) {
fprintf(stderr, "quotaoff: ");
perror(fst->f_mntonname);
return (1);
}
if (vflag)
printf("%s: %s quotas turned off\n", fst->f_mntonname,
qfextension[type]);
return (0);
}
if (quotactl(fst->f_mntonname, QCMD(Q_QUOTAON, type), 0, qfpathname) < 0) {
fprintf(stderr, "quotaon: using %s on ", qfpathname);
perror(fst->f_mntonname);
return (1);
}
if (vflag)
printf("%s: %s quotas turned on\n", fst->f_mntonname,
qfextension[type]);
return (0);
}
#else
int quotaonoff(fs, offmode, type, qfpathname)
register struct fstab *fs;
int offmode, type;
char *qfpathname;
{
if (strcmp(fs->fs_file, "/") && readonly(fs))
return (1);
if (offmode) {
if (quotactl(fs->fs_file, QCMD(Q_QUOTAOFF, type), 0, 0) < 0) {
fprintf(stderr, "quotaoff: ");
perror(fs->fs_file);
return (1);
}
if (vflag)
printf("%s: quotas turned off\n", fs->fs_file);
return (0);
}
if (quotactl(fs->fs_file, QCMD(Q_QUOTAON, type), 0, qfpathname) < 0) {
fprintf(stderr, "quotaon: using %s on", qfpathname);
perror(fs->fs_file);
return (1);
}
if (vflag)
printf("%s: %s quotas turned on\n", fs->fs_file,
qfextension[type]);
return (0);
}
#endif
int oneof(target, list, cnt)
register char *target, *list[];
int cnt;
{
register int i;
for (i = 0; i < cnt; i++)
if (strcmp(target, list[i]) == 0)
return (i);
return (-1);
}
#ifdef __APPLE__
int hasquota(fst, type, qfnamep)
register struct statfs *fst;
int type;
char **qfnamep;
{
struct stat sb;
static char initname, usrname[100], grpname[100];
static char buf[BUFSIZ];
if (!initname) {
snprintf(usrname, sizeof(usrname), "%s%s", qfextension[USRQUOTA], qfname);
snprintf(grpname, sizeof(grpname), "%s%s", qfextension[GRPQUOTA], qfname);
initname = 1;
}
(void)snprintf(buf, sizeof(buf), "%s/%s.%s", fst->f_mntonname,
QUOTAOPSNAME, qfextension[type] );
if (stat(buf, &sb) != 0) {
return(0);
}
(void) snprintf(buf, sizeof(buf), "%s/%s.%s", fst->f_mntonname, qfname, qfextension[type]);
*qfnamep = buf;
return (1);
}
#else
int hasquota(fs, type, qfnamep)
register struct fstab *fs;
int type;
char **qfnamep;
{
register char *opt;
char *cp, *index(), *strtok();
static char initname, usrname[100], grpname[100];
static char buf[BUFSIZ];
if (!initname) {
snprintf(usrname, sizeof(usrname), "%s%s", qfextension[USRQUOTA], qfname);
snprintf(grpname, sizeof(grpname), "%s%s", qfextension[GRPQUOTA], qfname);
initname = 1;
}
strlcpy(buf, fs->fs_mntops, sizeof(buf));
for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
if (cp = index(opt, '='))
*cp++ = '\0';
if (type == USRQUOTA && strcmp(opt, usrname) == 0)
break;
if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
break;
}
if (!opt)
return (0);
if (cp) {
*qfnamep = cp;
return (1);
}
(void) snprintf(buf, sizeof(buf), "%s/%s.%s", fs->fs_file, qfname, qfextension[type]);
*qfnamep = buf;
return (1);
}
#endif
int readonly(fs)
register struct fstab *fs;
{
struct statfs fsbuf;
if (statfs(fs->fs_file, &fsbuf) < 0 ||
strcmp(fsbuf.f_mntonname, fs->fs_file) ||
strcmp(fsbuf.f_mntfromname, fs->fs_spec)) {
printf("%s: not mounted\n", fs->fs_file);
return (1);
}
if (fsbuf.f_flags & MNT_RDONLY) {
printf("%s: mounted read-only\n", fs->fs_file);
return (1);
}
return (0);
}