#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[] = "@(#)edquota.c 8.3 (Berkeley) 4/27/95";
#endif
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/file.h>
#ifdef __APPLE__
#include <sys/mount.h>
#endif
#include <sys/wait.h>
#include <sys/queue.h>
#include <sys/quota.h>
#include <errno.h>
#include <fstab.h>
#include <pwd.h>
#include <grp.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include "pathnames.h"
#ifdef __APPLE__
#include <libkern/OSByteOrder.h>
#endif
char *qfname = QUOTAFILENAME;
char *qfextension[] = INITQFNAMES;
char *quotagroup = QUOTAGROUP;
char tmpfil[] = _PATH_TMP;
#ifdef __APPLE__
u_int32_t quotamagic[MAXQUOTAS] = INITQMAGICS;
#endif
struct quotause {
struct quotause *next;
long flags;
struct dqblk dqblk;
char fsname[MAXPATHLEN + 1];
char qfname[1];
} *getprivs();
#define FOUND 0x01
int alldigits __P((char *));
int cvtatos __P((time_t, char *, time_t *));
int editit __P((char *));
void freeprivs __P((struct quotause *));
int getentry __P((char *, int));
int hasquota __P((struct statfs *, int, char **));
void putprivs __P((uid_t, int, struct quotause *));
int readprivs __P((struct quotause *, int));
int readtimes __P((struct quotause *, int));
void usage __P((void));
int writeprivs __P((struct quotause *, int, char *, int));
int writetimes __P((struct quotause *, int, int));
#ifdef __APPLE__
int qfinit(int, struct statfs *, int);
int qflookup(int, uid_t, int, struct dqblk *);
int qfupdate(int, uid_t, int, struct dqblk *);
#endif
int
main(argc, argv)
register char **argv;
int argc;
{
register struct quotause *qup, *protoprivs, *curprivs;
extern char *optarg;
extern int optind;
register uid_t id, protoid;
register int quotatype, tmpfd;
char *protoname = NULL, ch;
int tflag = 0, pflag = 0;
if (argc < 2)
usage();
if (getuid()) {
fprintf(stderr, "edquota: permission denied\n");
exit(1);
}
quotatype = USRQUOTA;
while ((ch = getopt(argc, argv, "ugtp:")) != EOF) {
switch(ch) {
case 'p':
protoname = optarg;
pflag++;
break;
case 'g':
quotatype = GRPQUOTA;
break;
case 'u':
quotatype = USRQUOTA;
break;
case 't':
tflag++;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (pflag) {
if ((protoid = getentry(protoname, quotatype)) == -1)
exit(1);
protoprivs = getprivs(protoid, quotatype);
#ifdef __APPLE__
if (protoprivs == (struct quotause *) NULL)
exit(0);
#endif
for (qup = protoprivs; qup; qup = qup->next) {
qup->dqblk.dqb_btime = 0;
qup->dqblk.dqb_itime = 0;
}
while (argc-- > 0) {
if ((id = getentry(*argv++, quotatype)) < 0)
continue;
putprivs(id, quotatype, protoprivs);
}
exit(0);
}
tmpfd = mkstemp(tmpfil);
fchown(tmpfd, getuid(), getgid());
if (tflag) {
protoprivs = getprivs(0, quotatype);
#ifdef __APPLE__
if (protoprivs == (struct quotause *) NULL)
exit(0);
#endif
if (writetimes(protoprivs, tmpfd, quotatype) == 0)
exit(1);
if (editit(tmpfil)) {
close(tmpfd);
tmpfd = open(tmpfil, O_RDWR, 0);
if (tmpfd < 0) {
freeprivs(protoprivs);
unlink(tmpfil);
exit(1);
}
if (readtimes(protoprivs, tmpfd))
putprivs(0, quotatype, protoprivs);
}
freeprivs(protoprivs);
exit(0);
}
for ( ; argc > 0; argc--, argv++) {
if ((id = getentry(*argv, quotatype)) == -1)
continue;
curprivs = getprivs(id, quotatype);
#ifdef __APPLE__
if (curprivs == (struct quotause *) NULL)
exit(0);
#endif
if (writeprivs(curprivs, tmpfd, *argv, quotatype) == 0) {
freeprivs(curprivs);
continue;
}
if (editit(tmpfil)) {
close(tmpfd);
tmpfd = open(tmpfil, O_RDWR, 0);
if (tmpfd < 0) {
freeprivs(curprivs);
unlink(tmpfil);
exit(1);
}
if (readprivs(curprivs, tmpfd))
putprivs(id, quotatype, curprivs);
}
freeprivs(curprivs);
}
close(tmpfd);
unlink(tmpfil);
exit(0);
}
void
usage()
{
fprintf(stderr, "%s%s%s%s",
"Usage: edquota [-u] [-p username] username ...\n",
"\tedquota -g [-p groupname] groupname ...\n",
"\tedquota [-u] -t\n", "\tedquota -g -t\n");
#ifdef __APPLE__
fprintf(stderr, "\nQuota file editing triggers only on filesystems with a\n");
fprintf(stderr, "%s.%s or %s.%s file located at its root.\n",
QUOTAOPSNAME, qfextension[USRQUOTA],
QUOTAOPSNAME, qfextension[GRPQUOTA]);
#endif
exit(1);
}
int
getentry(name, quotatype)
char *name;
int quotatype;
{
struct passwd *pw;
struct group *gr;
if (alldigits(name))
return (atoi(name));
switch(quotatype) {
case USRQUOTA:
if ((pw = getpwnam(name)) != NULL)
return (pw->pw_uid);
fprintf(stderr, "%s: no such user\n", name);
break;
case GRPQUOTA:
if ((gr = getgrnam(name)))
return (gr->gr_gid);
fprintf(stderr, "%s: no such group\n", name);
break;
default:
fprintf(stderr, "%d: unknown quota type\n", quotatype);
break;
}
sleep(1);
return (-1);
}
#ifdef __APPLE__
struct quotause *
getprivs(id, quotatype)
register uid_t id;
int quotatype;
{
struct statfs *fst;
register struct quotause *qup, *quptail;
struct quotause *quphead;
int qcmd, fd;
size_t qupsize;
char *qfpathname;
static int warned = 0;
int nfst, i;
extern int errno;
quptail = quphead = (struct quotause *)0;
qcmd = QCMD(Q_GETQUOTA, quotatype);
nfst = getmntinfo(&fst, MNT_WAIT);
if (nfst==0) {
fprintf(stderr, "edquota: no mounted filesystems\n");
exit(1);
}
for (i=0; i<nfst; i++) {
if (strcmp(fst[i].f_fstypename, "hfs")) {
if (strcmp(fst[i].f_fstypename, "ufs"))
continue;
}
if (!hasquota(&fst[i], quotatype, &qfpathname))
continue;
qupsize = sizeof(*qup) + strlen(qfpathname);
if ((qup = (struct quotause *)malloc(qupsize)) == NULL) {
fprintf(stderr, "edquota: out of memory\n");
exit(2);
}
if (quotactl(fst[i].f_mntonname, qcmd, id, (char *)&qup->dqblk) != 0) {
if (errno == ENOTSUP && !warned) {
warned++;
fprintf(stderr, "Warning: %s\n",
"Quotas are not compiled into this kernel");
sleep(3);
}
if ((fd = open(qfpathname, O_RDONLY)) < 0) {
fd = open(qfpathname, O_RDWR|O_CREAT, 0640);
if (fd < 0 && errno != ENOENT) {
perror(qfpathname);
free(qup);
continue;
}
fprintf(stderr, "Creating quota file %s\n",
qfpathname);
sleep(3);
(void) fchown(fd, getuid(),
getentry(quotagroup, GRPQUOTA));
(void) fchmod(fd, 0640);
if (qfinit(fd, &fst[i], quotatype)) {
perror(qfpathname);
close(fd);
free(qup);
continue;
}
}
if (qflookup(fd, id, quotatype, &qup->dqblk) != 0) {
fprintf(stderr, "edquota: lookup error in ");
perror(qfpathname);
close(fd);
free(qup);
continue;
}
close(fd);
}
strcpy(qup->qfname, qfpathname); strlcpy(qup->fsname, fst[i].f_mntonname, sizeof(qup->fsname));
if (quphead == NULL)
quphead = qup;
else
quptail->next = qup;
quptail = qup;
qup->next = 0;
}
return (quphead);
}
#else
struct quotause *
getprivs(id, quotatype)
register long id;
int quotatype;
{
register struct fstab *fs;
register struct quotause *qup, *quptail;
struct quotause *quphead;
int qcmd, fd;
size_t qupsize;
char *qfpathname;
static int warned = 0;
extern int errno;
setfsent();
quphead = (struct quotause *)0;
qcmd = QCMD(Q_GETQUOTA, quotatype);
while (fs = getfsent()) {
if (strcmp(fs->fs_vfstype, "ufs"))
continue;
if (!hasquota(fs, quotatype, &qfpathname))
continue;
qupsize = sizeof(*qup) + strlen(qfpathname);
if ((qup = (struct quotause *)malloc(qupsize)) == NULL) {
fprintf(stderr, "edquota: out of memory\n");
exit(2);
}
if (quotactl(fs->fs_file, qcmd, id, &qup->dqblk) != 0) {
if (errno == ENOTSUP && !warned) {
warned++;
fprintf(stderr, "Warning: %s\n",
"Quotas are not compiled into this kernel");
sleep(3);
}
if ((fd = open(qfpathname, O_RDONLY)) < 0) {
fd = open(qfpathname, O_RDWR|O_CREAT, 0640);
if (fd < 0 && errno != ENOENT) {
perror(qfpathname);
free(qup);
continue;
}
fprintf(stderr, "Creating quota file %s\n",
qfpathname);
sleep(3);
(void) fchown(fd, getuid(),
getentry(quotagroup, GRPQUOTA));
(void) fchmod(fd, 0640);
}
lseek(fd, (off_t)(id * sizeof(struct dqblk)), L_SET);
switch (read(fd, &qup->dqblk, sizeof(struct dqblk))) {
case 0:
bzero((caddr_t)&qup->dqblk,
sizeof(struct dqblk));
break;
case sizeof(struct dqblk):
break;
default:
fprintf(stderr, "edquota: read error in ");
perror(qfpathname);
close(fd);
free(qup);
continue;
}
close(fd);
}
strcpy(qup->qfname, qfpathname); strlcpy(qup->fsname, fs->fs_file, sizeof(qup->fsname));
if (quphead == NULL)
quphead = qup;
else
quptail->next = qup;
quptail = qup;
qup->next = 0;
}
endfsent();
return (quphead);
}
#endif
#ifdef __APPLE__
#define ONEGIGABYTE (1024*1024*1024)
int
qfinit(fd, fst, type)
int fd;
struct statfs *fst;
int type;
{
struct dqfilehdr dqhdr = {0};
u_int64_t fs_size;
int64_t max = 0;
fs_size = (u_int64_t)fst->f_blocks * (u_int64_t)fst->f_bsize;
if (type == USRQUOTA) {
max = QF_USERS_PER_GB * (fs_size / ONEGIGABYTE);
if (max < QF_MIN_USERS)
max = QF_MIN_USERS;
else if (max > QF_MAX_USERS)
max = QF_MAX_USERS;
} else if (type == GRPQUOTA) {
max = QF_GROUPS_PER_GB * (fs_size / ONEGIGABYTE);
if (max < QF_MIN_GROUPS)
max = QF_MIN_GROUPS;
else if (max > QF_MAX_GROUPS)
max = QF_MAX_GROUPS;
}
if (max && !powerof2(max)) {
int64_t x = max;
max = 4;
while (x>>1 != 1) {
x = x >> 1;
max = max << 1;
}
}
(void) ftruncate(fd, (off_t)((max + 1) * sizeof(struct dqblk)));
dqhdr.dqh_magic = OSSwapHostToBigInt32(quotamagic[type]);
dqhdr.dqh_version = OSSwapHostToBigConstInt32(QF_VERSION);
dqhdr.dqh_maxentries = OSSwapHostToBigInt32((int32_t)max);
dqhdr.dqh_btime = OSSwapHostToBigConstInt32(MAX_DQ_TIME);
dqhdr.dqh_itime = OSSwapHostToBigConstInt32(MAX_IQ_TIME);
memmove(dqhdr.dqh_string, QF_STRING_TAG, strlen(QF_STRING_TAG));
(void) lseek(fd, 0, L_SET);
(void) write(fd, &dqhdr, sizeof(dqhdr));
return (0);
}
int
qflookup(fd, id, type, dqbp)
int fd;
uid_t id;
int type;
struct dqblk *dqbp;
{
struct dqfilehdr dqhdr;
int i, skip, last, m;
int mask;
bzero(dqbp, sizeof(struct dqblk));
if (id == 0)
return (0);
lseek(fd, 0, L_SET);
if (read(fd, &dqhdr, sizeof(struct dqfilehdr)) != sizeof(struct dqfilehdr))
return (-1);
if ((OSSwapBigToHostInt32(dqhdr.dqh_magic) != quotamagic[type]) ||
(OSSwapBigToHostInt32(dqhdr.dqh_version) > 1) ||
(!powerof2(OSSwapBigToHostInt32(dqhdr.dqh_maxentries)))) {
fprintf(stderr, "quota: invalid quota file header\n");
return (-1);
}
m = OSSwapBigToHostInt32(dqhdr.dqh_maxentries);
mask = m - 1;
i = dqhash1(id, dqhashshift(m), mask);
skip = dqhash2(id, mask);
for (last = (i + (m-1) * skip) & mask;
i != last;
i = (i + skip) & mask) {
lseek(fd, dqoffset(i), L_SET);
if (read(fd, dqbp, sizeof(struct dqblk)) < sizeof(struct dqblk))
return (-1);
if (dqbp->dqb_id == 0 || OSSwapBigToHostInt32(dqbp->dqb_id) == id)
break;
}
dqbp->dqb_bhardlimit = OSSwapBigToHostInt64(dqbp->dqb_bhardlimit);
dqbp->dqb_bsoftlimit = OSSwapBigToHostInt64(dqbp->dqb_bsoftlimit);
dqbp->dqb_curbytes = OSSwapBigToHostInt64(dqbp->dqb_curbytes);
dqbp->dqb_ihardlimit = OSSwapBigToHostInt32(dqbp->dqb_ihardlimit);
dqbp->dqb_isoftlimit = OSSwapBigToHostInt32(dqbp->dqb_isoftlimit);
dqbp->dqb_curinodes = OSSwapBigToHostInt32(dqbp->dqb_curinodes);
dqbp->dqb_btime = OSSwapBigToHostInt32(dqbp->dqb_btime);
dqbp->dqb_itime = OSSwapBigToHostInt32(dqbp->dqb_itime);
dqbp->dqb_id = OSSwapBigToHostInt32(dqbp->dqb_id);
return (0);
}
#endif
void
putprivs(id, quotatype, quplist)
uid_t id;
int quotatype;
struct quotause *quplist;
{
register struct quotause *qup;
int qcmd, fd;
qcmd = QCMD(Q_SETQUOTA, quotatype);
for (qup = quplist; qup; qup = qup->next) {
if (quotactl(qup->fsname, qcmd, id, (char *)&qup->dqblk) == 0)
continue;
#ifdef __APPLE__
if ((fd = open(qup->qfname, O_RDWR)) < 0) {
perror(qup->qfname);
} else {
if (qfupdate(fd, id, quotatype, &qup->dqblk) != 0) {
fprintf(stderr, "edquota: ");
perror(qup->qfname);
}
#else
if ((fd = open(qup->qfname, O_WRONLY)) < 0) {
perror(qup->qfname);
} else {
lseek(fd,
(off_t)(id * (long)sizeof (struct dqblk)), L_SET);
if (write(fd, &qup->dqblk, sizeof (struct dqblk)) !=
sizeof (struct dqblk)) {
fprintf(stderr, "edquota: ");
perror(qup->qfname);
}
#endif
close(fd);
}
}
}
#ifdef __APPLE__
int
qfupdate(fd, id, type, dqbp)
int fd;
uid_t id;
int type;
struct dqblk *dqbp;
{
struct dqblk dqbuf;
struct dqfilehdr dqhdr;
int i, skip, last, m;
unsigned int mask;
if (id == 0)
return (0);
lseek(fd, 0, L_SET);
if (read(fd, &dqhdr, sizeof(struct dqfilehdr)) != sizeof(struct dqfilehdr))
return (-1);
if ((OSSwapBigToHostInt32(dqhdr.dqh_magic) != quotamagic[type]) ||
(OSSwapBigToHostInt32(dqhdr.dqh_version) > QF_VERSION) ||
(!powerof2(OSSwapBigToHostInt32(dqhdr.dqh_maxentries)))) {
fprintf(stderr, "quota: invalid quota file header\n");
return (EINVAL);
}
m = OSSwapBigToHostInt32(dqhdr.dqh_maxentries);
mask = m - 1;
i = dqhash1(id, dqhashshift(m), mask);
skip = dqhash2(id, mask);
for (last = (i + (m-1) * skip) & mask;
i != last;
i = (i + skip) & mask) {
lseek(fd, dqoffset(i), L_SET);
if (read(fd, &dqbuf, sizeof(struct dqblk)) < sizeof(struct dqblk))
return (-1);
if (dqbuf.dqb_id == 0 || OSSwapBigToHostInt32(dqbuf.dqb_id) == id) {
struct dqblk tblk;
tblk.dqb_bhardlimit = OSSwapHostToBigInt64(dqbp->dqb_bhardlimit);
tblk.dqb_bsoftlimit = OSSwapHostToBigInt64(dqbp->dqb_bsoftlimit);
tblk.dqb_curbytes = OSSwapHostToBigInt64(dqbp->dqb_curbytes);
tblk.dqb_ihardlimit = OSSwapHostToBigInt32(dqbp->dqb_ihardlimit);
tblk.dqb_isoftlimit = OSSwapHostToBigInt32(dqbp->dqb_isoftlimit);
tblk.dqb_curinodes = OSSwapHostToBigInt32(dqbp->dqb_curinodes);
tblk.dqb_btime = OSSwapHostToBigInt32((int)dqbp->dqb_btime);
tblk.dqb_itime = OSSwapHostToBigInt32((int)dqbp->dqb_itime);
tblk.dqb_id = OSSwapHostToBigInt32(id);
lseek(fd, dqoffset(i), L_SET);
if (write(fd, &tblk, sizeof (struct dqblk)) !=
sizeof (struct dqblk)) {
return (-1);
}
return (0);
}
}
errno = ENOSPC;
return (-1);
}
#endif
int
editit(tmpfile)
char *tmpfile;
{
int omask;
int pid, stat;
extern char *getenv();
omask = sigblock(sigmask(SIGINT)|sigmask(SIGQUIT)|sigmask(SIGHUP));
top:
if ((pid = fork()) < 0) {
extern int errno;
if (errno == EPROCLIM) {
fprintf(stderr, "You have too many processes\n");
return(0);
}
if (errno == EAGAIN) {
sleep(1);
goto top;
}
perror("fork");
return (0);
}
if (pid == 0) {
register char *ed;
struct passwd *pwd = getpwuid(getuid());
gid_t newgid = getgid();
setgid(newgid);
if (pwd) initgroups(pwd->pw_name, newgid);
setuid(getuid());
sigsetmask(omask);
if ((ed = getenv("EDITOR")) == (char *)0)
ed = _PATH_VI;
execlp(ed, ed, tmpfile, NULL);
perror(ed);
exit(1);
}
waitpid(pid, &stat, 0);
sigsetmask(omask);
if (!WIFEXITED(stat) || WEXITSTATUS(stat) != 0)
return (0);
return (1);
}
int
writeprivs(quplist, outfd, name, quotatype)
struct quotause *quplist;
int outfd;
char *name;
int quotatype;
{
register struct quotause *qup;
FILE *fd;
ftruncate(outfd, 0);
lseek(outfd, 0, L_SET);
if ((fd = fdopen(dup(outfd), "w")) == NULL) {
fprintf(stderr, "edquota: ");
perror(tmpfil);
exit(1);
}
fprintf(fd, "Quotas for %s %s:\n", qfextension[quotatype], name);
for (qup = quplist; qup; qup = qup->next) {
#ifdef __APPLE__
fprintf(fd, "%s: %s %qd, limits (soft = %qd, hard = %qd)\n",
qup->fsname, "1K blocks in use:",
qup->dqblk.dqb_curbytes / 1024,
qup->dqblk.dqb_bsoftlimit / 1024,
qup->dqblk.dqb_bhardlimit / 1024);
#else
fprintf(fd, "%s: %s %d, limits (soft = %d, hard = %d)\n",
qup->fsname, "blocks in use:",
dbtob(qup->dqblk.dqb_curblocks) / 1024,
dbtob(qup->dqblk.dqb_bsoftlimit) / 1024,
dbtob(qup->dqblk.dqb_bhardlimit) / 1024);
#endif
fprintf(fd, "%s %d, limits (soft = %d, hard = %d)\n",
"\tinodes in use:", qup->dqblk.dqb_curinodes,
qup->dqblk.dqb_isoftlimit, qup->dqblk.dqb_ihardlimit);
}
fclose(fd);
return (1);
}
int
readprivs(quplist, infd)
struct quotause *quplist;
int infd;
{
register struct quotause *qup;
FILE *fd;
int cnt;
register char *cp;
struct dqblk dqblk;
char *fsp, line1[BUFSIZ], line2[BUFSIZ];
lseek(infd, 0, L_SET);
fd = fdopen(dup(infd), "r");
if (fd == NULL) {
fprintf(stderr, "Can't re-read temp file!!\n");
return (0);
}
(void) fgets(line1, sizeof (line1), fd);
while (fgets(line1, sizeof (line1), fd) != NULL &&
fgets(line2, sizeof (line2), fd) != NULL) {
if ((fsp = strtok(line1, " \t:")) == NULL) {
fprintf(stderr, "%s: bad format\n", line1);
return (0);
}
if ((cp = strtok((char *)0, "\n")) == NULL) {
fprintf(stderr, "%s: %s: bad format\n", fsp,
&fsp[strlen(fsp) + 1]);
return (0);
}
#ifdef __APPLE__
cnt = sscanf(cp,
" 1K blocks in use: %qd, limits (soft = %qd, hard = %qd)",
&dqblk.dqb_curbytes, &dqblk.dqb_bsoftlimit,
&dqblk.dqb_bhardlimit);
if (cnt != 3) {
fprintf(stderr, "%s:%s: bad format\n", fsp, cp);
return (0);
}
dqblk.dqb_curbytes = dqblk.dqb_curbytes * 1024;
dqblk.dqb_bsoftlimit = dqblk.dqb_bsoftlimit * 1024;
dqblk.dqb_bhardlimit = dqblk.dqb_bhardlimit * 1024;
#else
cnt = sscanf(cp,
" blocks in use: %d, limits (soft = %d, hard = %d)",
&dqblk.dqb_curblocks, &dqblk.dqb_bsoftlimit,
&dqblk.dqb_bhardlimit);
if (cnt != 3) {
fprintf(stderr, "%s:%s: bad format\n", fsp, cp);
return (0);
}
dqblk.dqb_curblocks = btodb(dqblk.dqb_curblocks * 1024);
dqblk.dqb_bsoftlimit = btodb(dqblk.dqb_bsoftlimit * 1024);
dqblk.dqb_bhardlimit = btodb(dqblk.dqb_bhardlimit * 1024);
#endif
if ((cp = strtok(line2, "\n")) == NULL) {
fprintf(stderr, "%s: %s: bad format\n", fsp, line2);
return (0);
}
cnt = sscanf(cp,
"\tinodes in use: %d, limits (soft = %d, hard = %d)",
&dqblk.dqb_curinodes, &dqblk.dqb_isoftlimit,
&dqblk.dqb_ihardlimit);
if (cnt != 3) {
fprintf(stderr, "%s: %s: bad format\n", fsp, line2);
return (0);
}
for (qup = quplist; qup; qup = qup->next) {
if (strcmp(fsp, qup->fsname))
continue;
#ifdef __APPLE__
if (dqblk.dqb_bsoftlimit &&
qup->dqblk.dqb_curbytes >= dqblk.dqb_bsoftlimit &&
(qup->dqblk.dqb_bsoftlimit == 0 ||
qup->dqblk.dqb_curbytes <
qup->dqblk.dqb_bsoftlimit))
qup->dqblk.dqb_btime = 0;
#else
if (dqblk.dqb_bsoftlimit &&
qup->dqblk.dqb_curblocks >= dqblk.dqb_bsoftlimit &&
(qup->dqblk.dqb_bsoftlimit == 0 ||
qup->dqblk.dqb_curblocks <
qup->dqblk.dqb_bsoftlimit))
qup->dqblk.dqb_btime = 0;
#endif
if (dqblk.dqb_isoftlimit &&
qup->dqblk.dqb_curinodes >= dqblk.dqb_isoftlimit &&
(qup->dqblk.dqb_isoftlimit == 0 ||
qup->dqblk.dqb_curinodes <
qup->dqblk.dqb_isoftlimit))
qup->dqblk.dqb_itime = 0;
qup->dqblk.dqb_bsoftlimit = dqblk.dqb_bsoftlimit;
qup->dqblk.dqb_bhardlimit = dqblk.dqb_bhardlimit;
qup->dqblk.dqb_isoftlimit = dqblk.dqb_isoftlimit;
qup->dqblk.dqb_ihardlimit = dqblk.dqb_ihardlimit;
qup->flags |= FOUND;
#ifdef __APPLE__
if (dqblk.dqb_curbytes == qup->dqblk.dqb_curbytes &&
dqblk.dqb_curinodes == qup->dqblk.dqb_curinodes)
break;
#else
if (dqblk.dqb_curblocks == qup->dqblk.dqb_curblocks &&
dqblk.dqb_curinodes == qup->dqblk.dqb_curinodes)
break;
#endif
fprintf(stderr,
"%s: cannot change current allocation\n", fsp);
break;
}
}
fclose(fd);
for (qup = quplist; qup; qup = qup->next) {
if (qup->flags & FOUND) {
qup->flags &= ~FOUND;
continue;
}
qup->dqblk.dqb_bsoftlimit = 0;
qup->dqblk.dqb_bhardlimit = 0;
qup->dqblk.dqb_isoftlimit = 0;
qup->dqblk.dqb_ihardlimit = 0;
}
return (1);
}
int
writetimes(quplist, outfd, quotatype)
struct quotause *quplist;
int outfd;
int quotatype;
{
register struct quotause *qup;
char *cvtstoa();
FILE *fd;
ftruncate(outfd, 0);
lseek(outfd, 0, L_SET);
if ((fd = fdopen(dup(outfd), "w")) == NULL) {
fprintf(stderr, "edquota: ");
perror(tmpfil);
exit(1);
}
fprintf(fd, "Time units may be: days, hours, minutes, or seconds\n");
fprintf(fd, "Grace period before enforcing soft limits for %ss:\n",
qfextension[quotatype]);
for (qup = quplist; qup; qup = qup->next) {
fprintf(fd, "%s: block grace period: %s, ",
qup->fsname, cvtstoa(qup->dqblk.dqb_btime));
fprintf(fd, "file grace period: %s\n",
cvtstoa(qup->dqblk.dqb_itime));
}
fclose(fd);
return (1);
}
int
readtimes(quplist, infd)
struct quotause *quplist;
int infd;
{
register struct quotause *qup;
FILE *fd;
int cnt;
register char *cp;
time_t itime, btime, iseconds, bseconds;
char *fsp, bunits[10], iunits[10], line1[BUFSIZ];
lseek(infd, 0, L_SET);
fd = fdopen(dup(infd), "r");
if (fd == NULL) {
fprintf(stderr, "Can't re-read temp file!!\n");
return (0);
}
(void) fgets(line1, sizeof (line1), fd);
(void) fgets(line1, sizeof (line1), fd);
while (fgets(line1, sizeof (line1), fd) != NULL) {
if ((fsp = strtok(line1, " \t:")) == NULL) {
fprintf(stderr, "%s: bad format\n", line1);
return (0);
}
if ((cp = strtok((char *)0, "\n")) == NULL) {
fprintf(stderr, "%s: %s: bad format\n", fsp,
&fsp[strlen(fsp) + 1]);
return (0);
}
cnt = sscanf(cp,
" block grace period: %ld %s file grace period: %ld %s",
&btime, bunits, &itime, iunits);
if (cnt != 4) {
fprintf(stderr, "%s:%s: bad format\n", fsp, cp);
return (0);
}
if (cvtatos(btime, bunits, &bseconds) == 0)
return (0);
if (cvtatos(itime, iunits, &iseconds) == 0)
return (0);
for (qup = quplist; qup; qup = qup->next) {
if (strcmp(fsp, qup->fsname))
continue;
qup->dqblk.dqb_btime = (uint32_t) bseconds;
qup->dqblk.dqb_itime = (uint32_t) iseconds;
qup->flags |= FOUND;
break;
}
}
fclose(fd);
for (qup = quplist; qup; qup = qup->next) {
if (qup->flags & FOUND) {
qup->flags &= ~FOUND;
continue;
}
qup->dqblk.dqb_btime = 0;
qup->dqblk.dqb_itime = 0;
}
return (1);
}
char *
cvtstoa(time)
time_t time;
{
static char buf[20];
if (time % (24 * 60 * 60) == 0) {
time /= 24 * 60 * 60;
snprintf(buf, sizeof(buf), "%d day%s", (int)time, time == 1 ? "" : "s");
} else if (time % (60 * 60) == 0) {
time /= 60 * 60;
snprintf(buf, sizeof(buf), "%d hour%s", (int)time, time == 1 ? "" : "s");
} else if (time % 60 == 0) {
time /= 60;
snprintf(buf, sizeof(buf), "%d minute%s", (int)time, time == 1 ? "" : "s");
} else
snprintf(buf, sizeof(buf), "%d second%s", (int)time, time == 1 ? "" : "s");
return (buf);
}
int
cvtatos(time, units, seconds)
time_t time;
char *units;
time_t *seconds;
{
if (bcmp(units, "second", 6) == 0)
*seconds = time;
else if (bcmp(units, "minute", 6) == 0)
*seconds = time * 60;
else if (bcmp(units, "hour", 4) == 0)
*seconds = time * 60 * 60;
else if (bcmp(units, "day", 3) == 0)
*seconds = time * 24 * 60 * 60;
else {
printf("%s: bad units, specify %s\n", units,
"days, hours, minutes, or seconds");
return (0);
}
return (1);
}
void
freeprivs(quplist)
struct quotause *quplist;
{
register struct quotause *qup, *nextqup;
for (qup = quplist; qup; qup = nextqup) {
nextqup = qup->next;
free(qup);
}
}
int
alldigits(s)
register char *s;
{
register int c;
c = *s++;
do {
if (!isdigit(c))
return (0);
} while ((c = *s++));
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
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