-enum class message_format_t {
- STANDARD, ///< STANDARD - standard 11-bit CAN arbitration ID. */
- EXTENDED, ///< EXTENDED - an extended frame, with a 29-bit arbitration ID. */
- J1939, ///< J1939 - Format for j1939 messages
- INVALID, ///< INVALID - INVALID code used at initialization to signify that it isn't usable'*/
-};
-
+#define CAN_PROTOCOL 0x0001
+#define CAN_PROTOCOL_WITH_FD_FRAME 0x0002
+#define J1939_ADDR_CLAIM_PROTOCOL 0x0004
+#define J1939_PROTOCOL 0x0008
+#define ISOTP_PROTOCOL 0x0010
+#define ISOTP_SEND 0x0020
+#define ISOTP_RECEIVE 0x0040
+#define BYTE_FRAME_IS_BIG_ENDIAN 0x0080
+#define BIT_POSITION_REVERSED 0x0100
+#define CONTINENTAL_BIT_POSITION 0x0200
+#define INVALID_FLAG 0x8000