+\r
+/**\r
+ * FLAGS\r
+ */\r
+\r
+#define INVALID_FLAG 0x0001\r
+#define STANDARD_ID 0x0002\r
+#define EXTENDED_ID 0x0004\r
+#define BCM_PROTOCOL 0x0008\r
+#define J1939_PROTOCOL 0x0010\r
+#define J1939_ADDR_CLAIM_PROTOCOL 0x0020\r
+#define ISOTP_PROTOCOL 0x0040\r
+#define FD_FRAME 0x0800\r
+\r