Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

• buffer : ring_buffer_t , urg_serial_t
• buffer_size : ring_buffer_t
• fd : urg_serial_t
• first : ring_buffer_t
• has_last_ch : urg_serial_t
• last : ring_buffer_t
• last_ch : urg_serial_t
• ring : urg_serial_t
• serial : urg_connection_t
• sio : urg_serial_t
• tcpclient : urg_connection_t
• type : urg_connection_t