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Diffstat (limited to 'src/libshared/src/apparmor-util.c')
-rw-r--r-- | src/libshared/src/apparmor-util.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/libshared/src/apparmor-util.c b/src/libshared/src/apparmor-util.c new file mode 100644 index 0000000000..edd695fd23 --- /dev/null +++ b/src/libshared/src/apparmor-util.c @@ -0,0 +1,39 @@ +/*** + This file is part of systemd. + + Copyright 2013 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 <stddef.h> + +#include "alloc-util.h" +#include "apparmor-util.h" +#include "fileio.h" +#include "parse-util.h" + +bool mac_apparmor_use(void) { + static int cached_use = -1; + + if (cached_use < 0) { + _cleanup_free_ char *p = NULL; + + cached_use = + read_one_line_file("/sys/module/apparmor/parameters/enabled", &p) >= 0 && + parse_boolean(p) > 0; + } + + return cached_use; +} |