1dm_event_handler_create
2dm_event_handler_destroy
3dm_event_handler_set_dso
4dm_event_handler_set_dev_name
5dm_event_handler_set_uuid
6dm_event_handler_set_major
7dm_event_handler_set_minor
8dm_event_handler_set_event_mask
9dm_event_handler_get_dso
10dm_event_handler_get_devname
11dm_event_handler_get_uuid
12dm_event_handler_get_major
13dm_event_handler_get_minor
14dm_event_handler_get_event_mask
15dm_event_register_handler
16dm_event_unregister_handler
17dm_event_get_registered_device
18dm_event_handler_set_timeout
19dm_event_handler_get_timeout
20