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00027 #ifndef _EVENT2_EVENT_H_
00028 #define _EVENT2_EVENT_H_
00029
00183 #ifdef __cplusplus
00184 extern "C" {
00185 #endif
00186
00187 #include <event2/event-config.h>
00188 #ifdef _EVENT_HAVE_SYS_TYPES_H
00189 #include <sys/types.h>
00190 #endif
00191 #ifdef _EVENT_HAVE_SYS_TIME_H
00192 #include <sys/time.h>
00193 #endif
00194
00195 #include <stdio.h>
00196
00197
00198 #include <event2/util.h>
00199
00213 struct event_base
00214 #ifdef _EVENT_IN_DOXYGEN
00215 {}
00216 #endif
00217 ;
00218
00272 struct event
00273 #ifdef _EVENT_IN_DOXYGEN
00274 {}
00275 #endif
00276 ;
00277
00291 struct event_config
00292 #ifdef _EVENT_IN_DOXYGEN
00293 {}
00294 #endif
00295 ;
00296
00317 void event_enable_debug_mode(void);
00318
00328 void event_debug_unassign(struct event *);
00329
00337 struct event_base *event_base_new(void);
00338
00349 int event_reinit(struct event_base *base);
00350
00364 int event_base_dispatch(struct event_base *);
00365
00372 const char *event_base_get_method(const struct event_base *);
00373
00386 const char **event_get_supported_methods(void);
00387
00398 struct event_config *event_config_new(void);
00399
00405 void event_config_free(struct event_config *cfg);
00406
00419 int event_config_avoid_method(struct event_config *cfg, const char *method);
00420
00430 enum event_method_feature {
00432 EV_FEATURE_ET = 0x01,
00437 EV_FEATURE_O1 = 0x02,
00440 EV_FEATURE_FDS = 0x04
00441 };
00442
00451 enum event_base_config_flag {
00454 EVENT_BASE_FLAG_NOLOCK = 0x01,
00457 EVENT_BASE_FLAG_IGNORE_ENV = 0x02,
00464 EVENT_BASE_FLAG_STARTUP_IOCP = 0x04,
00468 EVENT_BASE_FLAG_NO_CACHE_TIME = 0x08,
00469
00484 EVENT_BASE_FLAG_EPOLL_USE_CHANGELIST = 0x10
00485 };
00486
00494 int event_base_get_features(const struct event_base *base);
00495
00518 int event_config_require_features(struct event_config *cfg, int feature);
00519
00526 int event_config_set_flag(struct event_config *cfg, int flag);
00527
00537 int event_config_set_num_cpus_hint(struct event_config *cfg, int cpus);
00538
00551 struct event_base *event_base_new_with_config(const struct event_config *);
00552
00561 void event_base_free(struct event_base *);
00562
00566 #define EVENT_LOG_DEBUG 0
00567 #define EVENT_LOG_MSG 1
00568 #define EVENT_LOG_WARN 2
00569 #define EVENT_LOG_ERR 3
00570
00572
00573
00574 #define _EVENT_LOG_DEBUG EVENT_LOG_DEBUG
00575 #define _EVENT_LOG_MSG EVENT_LOG_MSG
00576 #define _EVENT_LOG_WARN EVENT_LOG_WARN
00577 #define _EVENT_LOG_ERR EVENT_LOG_ERR
00578
00584 typedef void (*event_log_cb)(int severity, const char *msg);
00595 void event_set_log_callback(event_log_cb cb);
00596
00602 typedef void (*event_fatal_cb)(int err);
00603
00616 void event_set_fatal_callback(event_fatal_cb cb);
00617
00627 int event_base_set(struct event_base *, struct event *);
00628
00636 #define EVLOOP_ONCE 0x01
00637
00639 #define EVLOOP_NONBLOCK 0x02
00640
00660 int event_base_loop(struct event_base *, int);
00661
00677 int event_base_loopexit(struct event_base *, const struct timeval *);
00678
00692 int event_base_loopbreak(struct event_base *);
00693
00706 int event_base_got_exit(struct event_base *);
00707
00720 int event_base_got_break(struct event_base *);
00721
00731 #define EV_TIMEOUT 0x01
00732
00733 #define EV_READ 0x02
00734
00735 #define EV_WRITE 0x04
00736
00737 #define EV_SIGNAL 0x08
00738
00744 #define EV_PERSIST 0x10
00745
00746 #define EV_ET 0x20
00747
00754 #define evtimer_assign(ev, b, cb, arg) \
00755 event_assign((ev), (b), -1, 0, (cb), (arg))
00756 #define evtimer_new(b, cb, arg) event_new((b), -1, 0, (cb), (arg))
00757 #define evtimer_add(ev, tv) event_add((ev), (tv))
00758 #define evtimer_del(ev) event_del(ev)
00759 #define evtimer_pending(ev, tv) event_pending((ev), EV_TIMEOUT, (tv))
00760 #define evtimer_initialized(ev) event_initialized(ev)
00761
00769 #define evsignal_add(ev, tv) event_add((ev), (tv))
00770 #define evsignal_assign(ev, b, x, cb, arg) \
00771 event_assign((ev), (b), (x), EV_SIGNAL|EV_PERSIST, cb, (arg))
00772 #define evsignal_new(b, x, cb, arg) \
00773 event_new((b), (x), EV_SIGNAL|EV_PERSIST, (cb), (arg))
00774 #define evsignal_del(ev) event_del(ev)
00775 #define evsignal_pending(ev, tv) event_pending((ev), EV_SIGNAL, (tv))
00776 #define evsignal_initialized(ev) event_initialized(ev)
00777
00790 typedef void (*event_callback_fn)(evutil_socket_t, short, void *);
00791
00840 struct event *event_new(struct event_base *, evutil_socket_t, short, event_callback_fn, void *);
00841
00842
00881 int event_assign(struct event *, struct event_base *, evutil_socket_t, short, event_callback_fn, void *);
00882
00889 void event_free(struct event *);
00890
00913 int event_base_once(struct event_base *, evutil_socket_t, short, event_callback_fn, void *, const struct timeval *);
00914
00937 int event_add(struct event *ev, const struct timeval *timeout);
00938
00950 int event_del(struct event *);
00951
00952
00967 void event_active(struct event *ev, int res, short ncalls);
00968
00982 int event_pending(const struct event *ev, short events, struct timeval *tv);
00983
00984
01000 int event_initialized(const struct event *ev);
01001
01005 #define event_get_signal(ev) ((int)event_get_fd(ev))
01006
01011 evutil_socket_t event_get_fd(const struct event *ev);
01012
01016 struct event_base *event_get_base(const struct event *ev);
01017
01021 short event_get_events(const struct event *ev);
01022
01026 event_callback_fn event_get_callback(const struct event *ev);
01027
01031 void *event_get_callback_arg(const struct event *ev);
01032
01040 void event_get_assignment(const struct event *event,
01041 struct event_base **base_out, evutil_socket_t *fd_out, short *events_out,
01042 event_callback_fn *callback_out, void **arg_out);
01043
01057 size_t event_get_struct_event_size(void);
01058
01068 const char *event_get_version(void);
01069
01081 ev_uint32_t event_get_version_number(void);
01082
01084 #define LIBEVENT_VERSION _EVENT_VERSION
01085
01087 #define LIBEVENT_VERSION_NUMBER _EVENT_NUMERIC_VERSION
01088
01090 #define EVENT_MAX_PRIORITIES 256
01091
01118 int event_base_priority_init(struct event_base *, int);
01119
01128 int event_priority_set(struct event *, int);
01129
01149 const struct timeval *event_base_init_common_timeout(struct event_base *base,
01150 const struct timeval *duration);
01151
01152 #if !defined(_EVENT_DISABLE_MM_REPLACEMENT) || defined(_EVENT_IN_DOXYGEN)
01153
01175 void event_set_mem_functions(
01176 void *(*malloc_fn)(size_t sz),
01177 void *(*realloc_fn)(void *ptr, size_t sz),
01178 void (*free_fn)(void *ptr));
01181 #define EVENT_SET_MEM_FUNCTIONS_IMPLEMENTED
01182 #endif
01183
01184 void event_base_dump_events(struct event_base *, FILE *);
01185
01197 int event_base_gettimeofday_cached(struct event_base *base,
01198 struct timeval *tv);
01199
01200 #ifdef __cplusplus
01201 }
01202 #endif
01203
01204 #endif