/*
* Collect the requested quota information.
*/
struct dquot *getprivs(qid_t id, struct quota_handle **handles, int quiet)
{
struct dquot *q, *qtail = NULL, *qhead = NULL;
int i;
char name[MAXNAMELEN];
#if defined(BSD_BEHAVIOUR)
int j, ngroups;
uid_t euid;
gid_t gidset[NGROUPS], *gidsetp;
#endif
for (i = 0; handles[i]; i++) {
#if defined(BSD_BEHAVIOUR)
switch (handles[i]->qh_type) {
case USRQUOTA:
euid = geteuid();
if (euid != id && euid != 0) {
uid2user(id, name);
errstr(_("%s (uid %d): Permission denied\n"), name, id);
return (struct dquot *)NULL;
}
break;
case GRPQUOTA:
if (geteuid() == 0)
break;
ngroups = sysconf(_SC_NGROUPS_MAX);
if (ngroups > NGROUPS) {
gidsetp = malloc(ngroups * sizeof(gid_t));
if (!gidsetp) {
gid2group(id, name);
errstr(_("%s (gid %d): gid set allocation (%d): %s\n"), name, id, ngroups, strerror(errno));
return (struct dquot *)NULL;
}
}
else
gidsetp = &gidset[0];
ngroups = getgroups(ngroups, gidsetp);
if (ngroups < 0) {
if (gidsetp != gidset)
free(gidsetp);
gid2group(id, name);
errstr(_("%s (gid %d): error while trying getgroups(): %s\n"), name, id, strerror(errno));
return (struct dquot *)NULL;
}
for (j = 0; j < ngroups; j++)
if (id == gidsetp[j])
break;
if (gidsetp != gidset)
free(gidsetp);
if (j >= ngroups) {
gid2group(id, name);
errstr(_("%s (gid %d): Permission denied\n"),
name, id);
return (struct dquot *)NULL;
}
break;
default:
break;
}
#endif
if (!(q = handles[i]->qh_ops->read_dquot(handles[i], id))) {
/* If rpc.rquotad is not running filesystem might be just without quotas... */
if (errno != ENOENT && (errno != ECONNREFUSED || !quiet)) {
int olderrno = errno;
id2name(id, handles[i]->qh_type, name);
errstr(_("error while getting quota from %s for %s (id %u): %s\n"),
handles[i]->qh_quotadev, name, id, strerror(olderrno));
}
continue;
}
if (qhead == NULL)
qhead = q;
else
qtail->dq_next = q;
qtail = q;
q->dq_next = NULL; /* This should be already set, but just for sure... */
}
return qhead;
}
static int print_group(gid_t id, const char *prefix)
{
return print_common(id, gid2group(id), prefix);
}
char* FAST_FUNC gid2group_utoa(gid_t gid)
{
char *name = gid2group(gid);
return (name) ? name : utoa(gid);
}
