int
get_rootmetadevice(char *mntpath, char **mdname)
{
struct vfstab v;
FILE *fp;
int rval = RET_SUCCESS;
char *cp;
char vfstab_name[PATH_MAX + 1];
if (mdname == NULL)
return (EINVAL);
*mdname = NULL;
if (snprintf(vfstab_name, PATH_MAX + 1, "%s%s", mntpath, VFSTAB) < 0)
return (ENOMEM);
debug_printf("get_rootmetadevice(): mntpath %s %s\n", mntpath,
vfstab_name);
if ((fp = fopen(vfstab_name, "r")) == NULL) {
rval = errno;
return (rval);
}
if ((rval = getvfsfile(fp, &v, ROOT_MNTPT)) != 0) {
goto out;
}
debug_printf("get_rootmetadevice(): vfs_special %s\n", v.vfs_special);
if (strstr(v.vfs_special, ROOT_METADEVICE) == NULL) {
/* md device not found */
rval = RET_ERROR;
goto out;
}
/* found a match fill it and return */
cp = v.vfs_special + strlen(ROOT_METADEVICE);
*mdname = (char *)malloc(strlen(cp) + 1);
if (*mdname == NULL) {
rval = ENOMEM;
goto out;
}
(void) strcpy(*mdname, cp);
debug_printf("get_rootmetadevice(): *mdname %s rval %d\n",
*mdname, rval);
out:
(void) fclose(fp);
return (rval);
}
static struct vfstab*
getfsfile (const char *mount_point)
{
int r;
int close = 0;
if (etc_fstab == 0) {
close = 1;
if (setfsent () != 1)
return NULL;
}
rewind (etc_fstab);
r = getvfsfile (etc_fstab, &cur_vfstab_entry, (char*) mount_point);
if (close)
endfsent ();
if (r == 0)
return &cur_vfstab_entry;
return NULL;
}
int main (int argc, char **argv)
{
int i;
int j;
struct usage use_by_uid [SSP_MAXUID];
FILE *fp;
struct vfstab vfstab;
if (argc < 2)
err_quit ("Usage: diskuse file_system ...");
if ((fp = fopen (VFSTAB, "r")) == NULL)
err_quit ("Can't open %s", VFSTAB);
for (j = 1; j < argc; j++) {
rewind (fp);
if (getvfsfile (fp, &vfstab, argv [j]) == -1) {
log_msg ("%s: Not found in %s", argv [j], VFSTAB);
continue;
}
memset (use_by_uid, 0, sizeof (use_by_uid));
for (i = 0; i < SSP_MAXUID; i++)
use_by_uid [i].uid = i;
if (diskuse (vfstab.vfs_fsckdev, use_by_uid) == -1)
continue;
qsort (use_by_uid, SSP_MAXUID, sizeof (struct usage), blk_compare);
print_results (vfstab.vfs_mountp, vfstab.vfs_fsckdev, use_by_uid);
}
fclose (fp);
return (0);
}
int main (int argc, char **argv)
{
FILE *fp;
struct vfstab vp;
int ret;
int i;
if ((fp = fopen ("/etc/vfstab", "r")) == NULL)
err_msg ("Can't open /etc/vfstab");
if (argc == 1) {
while ((ret = getvfsent (fp, &vp)) == 0)
print_vfstab (&vp);
if (ret != -1)
err_quit ("Bad /etc/vfstab file.\n");
}
else {
for (i = 1; argc-- > 1; i++) {
switch (getvfsfile (fp, &vp, argv [i])) {
case -1:
rewind (fp);
break;
case 0:
print_vfstab (&vp);
rewind (fp);
break;
default:
err_quit ("Bad /etc/vfstab file.\n");
break;
}
}
}
return (0);
}
