Here is a list of all files with brief descriptions:

et.h
et_attachment.c
et_bridge.c
et_common.c
et_event.c
et_fifo.c
et_fifo.h
et_network.h
et_openconfig.c
et_private.h
et_remote.c
et_statconfig.c
et_station.c
et_sysconfig.c
et_system.c