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-rw-r--r--src/shared/acl-util.c28
-rw-r--r--src/shared/acl-util.h1
2 files changed, 29 insertions, 0 deletions
diff --git a/src/shared/acl-util.c b/src/shared/acl-util.c
index 48bb12f46b..fb04e49dc4 100644
--- a/src/shared/acl-util.c
+++ b/src/shared/acl-util.c
@@ -69,6 +69,34 @@ int acl_find_uid(acl_t acl, uid_t uid, acl_entry_t *entry) {
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;
diff --git a/src/shared/acl-util.h b/src/shared/acl-util.h
index 23090d9984..36ef490d7e 100644
--- a/src/shared/acl-util.h
+++ b/src/shared/acl-util.h
@@ -24,4 +24,5 @@
#include <stdbool.h>
int acl_find_uid(acl_t acl, uid_t uid, acl_entry_t *entry);
+int calc_acl_mask_if_needed(acl_t *acl_p);
int search_acl_groups(char*** dst, const char* path, bool* belong);