diff options
Diffstat (limited to '')
| -rw-r--r-- | epan/dissectors/packet-socketcan.h | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/epan/dissectors/packet-socketcan.h b/epan/dissectors/packet-socketcan.h index 49a77224..f053dfa2 100644 --- a/epan/dissectors/packet-socketcan.h +++ b/epan/dissectors/packet-socketcan.h @@ -14,16 +14,48 @@ #include <epan/packet_info.h> #include <epan/proto.h> -/* Flags for CAN FD frames. */ +/* + * Flags for CAN FD frames. + * They are in the FD Flags field of a CAN FD frame. + * + * CANFD_FDF is in that field. and always set, as well as being present + * but *never* set in what's at the location corresponding to that field + * in a CAN classic frame, so we can distingish between CAN classic and + * CAN FD frames by testing that bit. + */ #define CANFD_BRS 0x01 /* Bit Rate Switch (second bitrate for payload data) */ #define CANFD_ESI 0x02 /* Error State Indicator of the transmitting node */ #define CANFD_FDF 0x04 /* FD flag - if set, this is an FD frame */ +/* + * Flags for CAN XL frames. + * They are in the Flags field of a CAN XL frame. + * + * CANXL_XLF is in that field, and always set. as well as being present + * but *never* set in what's the location corresponding to that field + * in a CAN classic or CAN FD frame, so we can distinguish between CAN + * XL and CAN classic/CAN FD frames by testing that bit. + */ +#define CANXL_XLF 0x80 /* XL flag - if set, this is an XL frame */ +#define CANXL_SEC 0x01 /* Simple Extended Content */ + +/* + * CAN frame type. + * + * CAN_TYPE_CAN_CLASSIC is 0, and CAN_TYPE_CAN_FD is 1, so that the + * fd field behaves, for CAN classic and CAN FD frames, the same way + * that it did when it was a gboolean field that was FALSE for CAN classic + * frames and TRUE for CAN FD frames. + */ +#define CAN_TYPE_CAN_CLASSIC 0 +#define CAN_TYPE_CAN_FD 1 +#define CAN_TYPE_CAN_XL 2 + /* Structure that gets passed between dissectors. */ typedef struct can_info { guint32 id; guint32 len; - gboolean fd; + guint fd; guint16 bus_id; } can_info_t; @@ -92,6 +124,16 @@ typedef struct can_info { gboolean socketcan_call_subdissectors(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, struct can_info *can_info, const gboolean use_heuristics_first); gboolean socketcan_set_source_and_destination_columns(packet_info* pinfo, can_info_t *caninfo); +/* + * CAN XL SDU types. + */ +#define CANXL_SDU_TYPE_CONTENT_BASED_ADDRESSING 0x01 +#define CANXL_SDU_TYPE_CLASSICAL_CAN_AND_CAN_FD_MAPPED_TUNNELING 0x03 +#define CANXL_SDU_TYPE_IEEE_802_3_MAC_FRAME_TUNNELLING 0x04 +#define CANXL_SDU_TYPE_IEEE_802_3_MAC_FRAME_MAPPED_TUNNELING 0x05 +#define CANXL_SDU_TYPE_CLASSICAL_CAN_MAPPED_TUNNELING 0x06 +#define CANXL_SDU_TYPE_CAN_FD_MAPPED_TUNNELING 0x07 + #endif /* __PACKET_SOCKETCAN_H__ */ /* |