u32 (*tx_fifo_offset) (transport_connection_t * tc);
void (*update_time) (f64 time_now, u8 thread_index);
void (*flush_data) (transport_connection_t *tconn);
u32 (*tx_fifo_offset) (transport_connection_t * tc);
void (*update_time) (f64 time_now, u8 thread_index);
void (*flush_data) (transport_connection_t *tconn);