label.c revision b26fa1a2fbcfee7d03b0c8fd15ec3aa64ae70b9f
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <errno.h>
#include <sys/stat.h>
#include <unistd.h>
#include "label.h"
#include "macro.h"
#include "selinux-util.h"
#include "smack-util.h"
int label_fix(const char *path, bool ignore_enoent, bool ignore_erofs) {
int r, q;
r = mac_selinux_fix(path, ignore_enoent, ignore_erofs);
q = mac_smack_fix(path, ignore_enoent, ignore_erofs);
if (r < 0)
return r;
if (q < 0)
return q;
return 0;
}
int mkdir_label(const char *path, mode_t mode) {
int r;
assert(path);
r = mac_selinux_create_file_prepare(path, S_IFDIR);
if (r < 0)
return r;
if (mkdir(path, mode) < 0)
r = -errno;
mac_selinux_create_file_clear();
if (r < 0)
return r;
return mac_smack_fix(path, false, false);
}
int symlink_label(const char *old_path, const char *new_path) {
int r;
assert(old_path);
assert(new_path);
r = mac_selinux_create_file_prepare(new_path, S_IFLNK);
if (r < 0)
return r;
if (symlink(old_path, new_path) < 0)
r = -errno;
mac_selinux_create_file_clear();
if (r < 0)
return r;
return mac_smack_fix(new_path, false, false);
}