+#define MESSAGE_ID_PID_LEN_OLD 6
+#define MESSAGE_ID_SUBTIME_LEN_OLD 2
+
+/* tttttt-ppppppppppp-ssss */
+# define MESSAGE_ID_TIME_LEN 6 /*III could these be not-exposed to local_scan? */
+# define MESSAGE_ID_PID_LEN 11
+# define MESSAGE_ID_SUBTIME_LEN 4
+
+#define MESSAGE_ID_LENGTH_OLD (MESSAGE_ID_TIME_LEN+1+MESSAGE_ID_PID_LEN_OLD+1+MESSAGE_ID_SUBTIME_LEN_OLD)
+#define MESSAGE_ID_LENGTH (MESSAGE_ID_TIME_LEN+1+MESSAGE_ID_PID_LEN +1+MESSAGE_ID_SUBTIME_LEN)