#define ACL_UNDEFINED_ID (-1)
typedef struct {
- __u16 e_tag;
- __u16 e_perm;
- __u32 e_id;
+ __le16 e_tag;
+ __le16 e_perm;
+ __le32 e_id;
} posix_acl_xattr_entry;
typedef struct {
- __u32 a_version;
+ __le32 a_version;
posix_acl_xattr_entry a_entries[0];
} posix_acl_xattr_header;
return size / sizeof(posix_acl_xattr_entry);
}
+#ifdef CONFIG_FS_POSIX_ACL
+void posix_acl_fix_xattr_from_user(void *value, size_t size);
+void posix_acl_fix_xattr_to_user(void *value, size_t size);
+#else
+static inline void posix_acl_fix_xattr_from_user(void *value, size_t size)
+{
+}
+static inline void posix_acl_fix_xattr_to_user(void *value, size_t size)
+{
+}
+#endif
+
+struct posix_acl *posix_acl_from_xattr(struct user_namespace *user_ns,
+ const void *value, size_t size);
+int posix_acl_to_xattr(struct user_namespace *user_ns,
+ const struct posix_acl *acl, void *buffer, size_t size);
+
#endif /* _POSIX_ACL_XATTR_H */