Here are the data structures with brief descriptions:

Cburn_drive_info	Information on a drive in the system
Cburn_multi_caps	The reply structure for burn_disc_get_multi_caps()
Cburn_progress	Operation progress report
Cburn_source	Data source interface for tracks
Cburn_speed_descriptor	Description of a speed capability as reported by the drive in conjunction with eventually loaded media
Cburn_toc_entry	Information about a track on a disc - this is from the q sub channel of the lead-in area of a disc