/***
This file is part of systemd.
- Copyright 2011 Lennart Poettering
+ Copyright 2011,2013 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ 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
- General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU General Public License
+ 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 <stdbool.h>
#include "acl-util.h"
+#include "util.h"
+#include "strv.h"
int acl_find_uid(acl_t acl, uid_t uid, acl_entry_t *entry) {
acl_entry_t i;
return 0;
}
+
+int calc_acl_mask_if_needed(acl_t *acl_p) {
+ acl_entry_t i;
+ int found;
+
+ assert(acl_p);
+
+ for (found = acl_get_entry(*acl_p, ACL_FIRST_ENTRY, &i);
+ found > 0;
+ found = acl_get_entry(*acl_p, ACL_NEXT_ENTRY, &i)) {
+
+ acl_tag_t tag;
+
+ if (acl_get_tag_type(i, &tag) < 0)
+ return -errno;
+
+ if (tag == ACL_MASK)
+ return 0;
+ }
+
+ if (found < 0)
+ return -errno;
+
+ if (acl_calc_mask(acl_p) < 0)
+ return -errno;
+
+ return 0;
+}
+
+int search_acl_groups(char*** dst, const char* path, bool* belong) {
+ acl_t acl;
+
+ assert(path);
+ assert(belong);
+
+ acl = acl_get_file(path, ACL_TYPE_DEFAULT);
+ if (acl) {
+ acl_entry_t entry;
+ int r;
+
+ r = acl_get_entry(acl, ACL_FIRST_ENTRY, &entry);
+ while (r > 0) {
+ acl_tag_t tag;
+ gid_t *gid;
+ char *name;
+
+ r = acl_get_tag_type(entry, &tag);
+ if (r < 0)
+ break;
+
+ if (tag != ACL_GROUP)
+ goto next;
+
+ gid = acl_get_qualifier(entry);
+ if (!gid)
+ break;
+
+ if (in_gid(*gid) > 0) {
+ *belong = true;
+ break;
+ }
+
+ name = gid_to_name(*gid);
+ if (!name) {
+ acl_free(acl);
+ return log_oom();
+ }
+
+ r = strv_consume(dst, name);
+ if (r < 0) {
+ acl_free(acl);
+ return log_oom();
+ }
+
+ next:
+ r = acl_get_entry(acl, ACL_NEXT_ENTRY, &entry);
+ }
+
+ acl_free(acl);
+ }
+
+ return 0;
+}