X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Flinux%2Fkey.h;h=cd0abb8c9c33de3ce139632340de1c19381f9780;hb=5ee6bcc6014f3d271be0db115e92144173c56726;hp=80d677483e31f95ce4b08ef00ffb79c239932c18;hpb=a45299e72737c528975546a0680cace5d7364d27;p=profile%2Fivi%2Fkernel-x86-ivi.git

diff --git a/include/linux/key.h b/include/linux/key.h
index 80d6774..cd0abb8 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -309,6 +309,17 @@ static inline key_serial_t key_serial(const struct key *key)
 
 extern void key_set_timeout(struct key *, unsigned);
 
+/*
+ * The permissions required on a key that we're looking up.
+ */
+#define	KEY_NEED_VIEW	0x01	/* Require permission to view attributes */
+#define	KEY_NEED_READ	0x02	/* Require permission to read content */
+#define	KEY_NEED_WRITE	0x04	/* Require permission to update / modify */
+#define	KEY_NEED_SEARCH	0x08	/* Require permission to search (keyring) or find (key) */
+#define	KEY_NEED_LINK	0x10	/* Require permission to link */
+#define	KEY_NEED_SETATTR 0x20	/* Require permission to change attributes */
+#define	KEY_NEED_ALL	0x3f	/* All the above permissions */
+
 /**
  * key_is_instantiated - Determine if a key has been positively instantiated
  * @key: The key to check.