This file contains prototypes for event loop functions. More...
Macros | |
| #define | UB_EV_TIMEOUT 0x01 |
| event timeout | |
| #define | UB_EV_READ 0x02 |
| event fd readable | |
| #define | UB_EV_WRITE 0x04 |
| event fd writable | |
| #define | UB_EV_SIGNAL 0x08 |
| event signal | |
| #define | UB_EV_PERSIST 0x10 |
| event must persist | |
Functions | |
| const char * | ub_event_get_version (void) |
| Returns event-base type. More... | |
| void | ub_get_event_sys (struct ub_event_base *, const char **n, const char **s, const char **m) |
| Return the name, system and method for the pluggable event base. | |
| struct ub_event_base * | ub_default_event_base (int, time_t *, struct timeval *) |
| Return a default event base. More... | |
| struct ub_event_base * | ub_libevent_event_base (struct event_base *) |
| Return an ub_event_base constructed for the given libevent event base. | |
| struct event_base * | ub_libevent_get_event_base (struct ub_event_base *) |
| Return the libevent base underlying the given ub_event_base. More... | |
| void | ub_event_base_free (struct ub_event_base *) |
| Free event base. More... | |
| int | ub_event_base_dispatch (struct ub_event_base *) |
| Run the event base. | |
| int | ub_event_base_loopexit (struct ub_event_base *) |
| exit that loop | |
| struct ub_event * | ub_event_new (struct ub_event_base *, int fd, short bits, void(*cb)(int, short, void *), void *arg) |
| Create a new ub_event for the event base. | |
| struct ub_event * | ub_signal_new (struct ub_event_base *, int fd, void(*cb)(int, short, void *), void *arg) |
| Create a new ub_event signal for the event base. | |
| struct ub_event * | ub_winsock_register_wsaevent (struct ub_event_base *, void *wsaevent, void(*cb)(int, short, void *), void *arg) |
| Create a new ub_event associated with the wsaevent for the event base. | |
| void | ub_event_add_bits (struct ub_event *, short bits) |
| Add event bits for this event to fire on. | |
| void | ub_event_del_bits (struct ub_event *, short bits) |
| Configure the event so it will not longer fire on given bits. | |
| void | ub_event_set_fd (struct ub_event *, int fd) |
| Change or set the file descriptor on the event. | |
| void | ub_event_free (struct ub_event *) |
| free the event | |
| int | ub_event_add (struct ub_event *, struct timeval *) |
| Activate the event. More... | |
| int | ub_event_del (struct ub_event *) |
| Deactivate the event. | |
| int | ub_timer_add (struct ub_event *, struct ub_event_base *, void(*cb)(int, short, void *), void *arg, struct timeval *) |
| Reconfigure and activate a timeout event. | |
| int | ub_timer_del (struct ub_event *) |
| Deactivate the timeout event. | |
| int | ub_signal_add (struct ub_event *, struct timeval *) |
| Activate a signal event. | |
| int | ub_signal_del (struct ub_event *) |
| Deactivate a signal event. | |
| void | ub_winsock_unregister_wsaevent (struct ub_event *ev) |
| Free a with a wsaevent associated event. | |
| void | ub_winsock_tcp_wouldblock (struct ub_event *, int bits) |
| Signal the eventloop when a TCP windows socket will block on next read or write (given by the eventbits) | |
| void | ub_comm_base_now (struct comm_base *cb) |
| Equip the comm_base with the current time. More... | |
This file contains prototypes for event loop functions.
| const char* ub_event_get_version | ( | void | ) |
Returns event-base type.
Could be "mini-event", "winsock-event" for the daemon compile, and will be "pluggable-event<PACKAGE_VERSION>" for libunbound.
Referenced by checkrlimits().
| struct ub_event_base* ub_default_event_base | ( | int | sigs, |
| time_t * | time_secs, | ||
| struct timeval * | time_tv | ||
| ) |
Return a default event base.
In the daemon this will be the only event bases used.
Referenced by comm_base_create(), dtio_control_stop_flush(), dtio_setup_base(), and print_build_options().
| struct event_base* ub_libevent_get_event_base | ( | struct ub_event_base * | base | ) |
Return the libevent base underlying the given ub_event_base.
Will return NULL when the ub_event_base does not have an underlying libevent event base
References ub_event_base::vmt.
Referenced by ub_ctx_set_event(), and ub_get_event_sys().
| void ub_event_base_free | ( | struct ub_event_base * | base | ) |
Free event base.
Free events yourself
References fptr_ok, ub_event_base::magic, UB_EVENT_MAGIC, and ub_event_base::vmt.
Referenced by comm_base_delete(), dtio_control_stop_flush(), dtio_desetup(), and print_build_options().
| int ub_event_add | ( | struct ub_event * | ev, |
| struct timeval * | tv | ||
| ) |
Activate the event.
The given timeval is an timeout value.
References fptr_ok, ub_event::magic, UB_EVENT_MAGIC, and ub_event::vmt.
Referenced by comm_point_create_local(), comm_point_create_raw(), comm_point_create_tcp(), comm_point_create_udp(), comm_point_listen_for_rw(), comm_point_perform_accept(), comm_point_start_listening(), dtio_add_output_event_read(), dtio_add_output_event_write(), dtio_control_stop_flush(), and tap_socket_setup().
| void ub_comm_base_now | ( | struct comm_base * | cb | ) |
Equip the comm_base with the current time.
fillup the time values in the event base
fillup the time values in the event base
References comm_base_timept(), and log_err().
Referenced by comm_base_create(), comm_base_create_event(), comm_point_http_handle_callback(), comm_point_local_handle_callback(), comm_point_perform_accept(), comm_point_tcp_accept_callback(), comm_point_tcp_handle_callback(), comm_point_udp_callback(), and comm_signal_callback().