Data Structures

Here are the data structures with brief descriptions:

Calias_mapping_info_struct
Calias_mapping_struct
Cbroadcast_clock_state_t	Complete state for one Broadcast Time clock
Cbroadcast_clock_t	A clock slot with state and subscription flags
Cbroadcast_date_t	Broadcast Time month/day
Cbroadcast_rate_t	Broadcast Time clock rate (12-bit signed fixed point, 2 fractional bits)
Cbroadcast_time_t	Broadcast Time hour/minute
Cbroadcast_year_t	Broadcast Time year
Ccan_config_t	CAN bus transport configuration
Ccan_fifo_t	Internal circular buffer for queuing can_msg_t pointers
Ccan_main_statemachine_struct
Ccan_msg_state_struct
Ccan_msg_struct
Ccan_statemachine_info_struct
Cconfig_mem_operations_request_info_TAG	Request info for Get Options / Get Address Space Info commands
Cconfig_mem_read_request_info_TAG	Request info for a configuration memory read operation
Cconfig_mem_write_request_info_TAG	Request info for a configuration memory write operation
Cevent_id_consumer_list_t	List of events consumed by a node
Cevent_id_enum_t	Event list enumeration state
Cevent_id_producer_list_t	List of events produced by a node
Cevent_id_range_t	Contiguous range of Event IDs starting at a base address
Cevent_id_struct_t	Event ID paired with its current status
Cinterface_can_login_message_handler_t	Dependency-injection interface for the CAN login message handler
Cinterface_can_login_state_machine_t	Dependency-injection interface for the CAN login state machine
Cinterface_can_main_statemachine_t	Dependency-injection interface for the CAN main state machine
Cinterface_can_rx_message_handler_t	Dependency-injection interface for the CAN receive message handlers
Cinterface_can_rx_statemachine_t	Dependency-injection interface for the CAN receive state machine
Cinterface_can_tx_message_handler_t	Dependency-injection interface for the CAN transmit message handlers
Cinterface_can_tx_statemachine_t	Dependency-injection interface for the CAN transmit state machine
Cinterface_openlcb_application_broadcast_time_t	Application-provided callbacks for broadcast time events
Cinterface_openlcb_application_t	Application-provided callbacks required by the OpenLCB library
Cinterface_openlcb_application_train_t	Application-provided callbacks for the train module
Cinterface_openlcb_login_message_handler_t	Callbacks that map event state to the correct Identified MTI. Both REQUIRED
Cinterface_openlcb_login_state_machine_t	Callback interface for the login state machine. All pointers are REQUIRED unless noted. Internal function pointers are exposed for unit testing
Cinterface_openlcb_main_statemachine_t	Dependency-injection interface for the main state machine. Required pointers must be non-NULL; optional ones may be NULL (causes automatic Interaction Rejected). Internal pointers are exposed for unit testing
Cinterface_openlcb_node_t	Dependency injection interface for the OpenLCB Node module
Cinterface_openlcb_protocol_broadcast_time_handler_t	Application callbacks for broadcast time events
Cinterface_openlcb_protocol_event_transport_t	Application callbacks for event transport notifications. All optional (NULL = ignored)
Cinterface_openlcb_protocol_message_network_t	Callback interface for message network protocol notifications
Cinterface_openlcb_protocol_snip_t	Callback interface for SNIP. config_memory_read is REQUIRED
Cinterface_protocol_config_mem_operations_handler_t	Callback interface for memory-config operations
Cinterface_protocol_config_mem_read_handler_t	Callback interface for config memory reads. Datagram ACK and config_memory_read are REQUIRED; SNIP loaders and per-space handlers are optional
Cinterface_protocol_config_mem_write_handler_t	Callback interface for memory-config write operations
Cinterface_protocol_datagram_handler_t	Callback interface for the datagram handler. lock/unlock are REQUIRED; all memory-operation pointers are optional (NULL = rejected)
Cinterface_protocol_train_handler_t	Callback interface for train protocol events
Cinterface_protocol_train_search_handler_t	Application callbacks for train search events
Clistener_alias_entry_struct
Cmessage_buffer_t	Master buffer storage: message structures + segregated payload pools
Cnode_parameters_TAG	Complete node configuration parameters (typically const/flash)
Copenlcb_basic_message_t	Message with inline BASIC-sized payload
Copenlcb_config_t	User configuration for OpenLcbCLib
Copenlcb_incoming_msg_info_t	Incoming message context
Copenlcb_login_statemachine_info_t	Login state machine context
Copenlcb_msg_fifo_t	Circular buffer of message pointers with head/tail indices
Copenlcb_msg_state_t	Message buffer allocation/assembly state flags
Copenlcb_msg_t	Core OpenLCB message structure
Copenlcb_msg_timer_t	Timer field union for openlcb_msg_t
Copenlcb_node_state_t	Bit-packed node state flags
Copenlcb_node_TAG	OpenLCB virtual node
Copenlcb_nodes_t	Collection of all virtual nodes
Copenlcb_outgoing_basic_msg_info_t	Outgoing message context for the login state machine
Copenlcb_outgoing_stream_msg_info_t	Outgoing message context for the main state machine
Copenlcb_statemachine_info_t	Complete context passed to protocol handler functions
Copenlcb_statemachine_worker_t	State machine temporary working buffers
Copenlcb_stream_message_t	Message with inline STREAM-sized payload
CStringList
Ctrain_listener_entry_t	A single listener entry for a train consist
Ctrain_state_TAG	Mutable runtime state for a single train node
Cuser_address_space_info_t	Properties of a single configuration memory address space
Cuser_configuration_options	Capability flags returned by Get Configuration Options command
Cuser_snip_struct_t	SNIP identification strings (manufacturer + user version byte)