创建
This commit is contained in:
zhangchengwei
180
cache/include/libevent2/event2/event_struct.h
vendored
Normal file
180
cache/include/libevent2/event2/event_struct.h
vendored
Normal file
@@ -0,0 +1,180 @@
|
||||
/*
|
||||
* Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
|
||||
* Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
#ifndef EVENT2_EVENT_STRUCT_H_INCLUDED_
|
||||
#define EVENT2_EVENT_STRUCT_H_INCLUDED_
|
||||
|
||||
/** @file event2/event_struct.h
|
||||
|
||||
Structures used by event.h. Using these structures directly WILL harm
|
||||
forward compatibility: be careful.
|
||||
|
||||
No field declared in this file should be used directly in user code. Except
|
||||
for historical reasons, these fields would not be exposed at all.
|
||||
*/
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include <event2/event-config.h>
|
||||
#ifdef EVENT__HAVE_SYS_TYPES_H
|
||||
#include <sys/types.h>
|
||||
#endif
|
||||
#ifdef EVENT__HAVE_SYS_TIME_H
|
||||
#include <sys/time.h>
|
||||
#endif
|
||||
|
||||
/* For int types. */
|
||||
#include <event2/util.h>
|
||||
|
||||
/* For evkeyvalq */
|
||||
#include <event2/keyvalq_struct.h>
|
||||
|
||||
#define EVLIST_TIMEOUT 0x01
|
||||
#define EVLIST_INSERTED 0x02
|
||||
#define EVLIST_SIGNAL 0x04
|
||||
#define EVLIST_ACTIVE 0x08
|
||||
#define EVLIST_INTERNAL 0x10
|
||||
#define EVLIST_ACTIVE_LATER 0x20
|
||||
#define EVLIST_FINALIZING 0x40
|
||||
#define EVLIST_INIT 0x80
|
||||
|
||||
#define EVLIST_ALL 0xff
|
||||
|
||||
/* Fix so that people don't have to run with <sys/queue.h> */
|
||||
#ifndef TAILQ_ENTRY
|
||||
#define EVENT_DEFINED_TQENTRY_
|
||||
#define TAILQ_ENTRY(type) \
|
||||
struct { \
|
||||
struct type *tqe_next; /* next element */ \
|
||||
struct type **tqe_prev; /* address of previous next element */ \
|
||||
}
|
||||
#endif /* !TAILQ_ENTRY */
|
||||
|
||||
#ifndef TAILQ_HEAD
|
||||
#define EVENT_DEFINED_TQHEAD_
|
||||
#define TAILQ_HEAD(name, type) \
|
||||
struct name { \
|
||||
struct type *tqh_first; \
|
||||
struct type **tqh_last; \
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Fix so that people don't have to run with <sys/queue.h> */
|
||||
#ifndef LIST_ENTRY
|
||||
#define EVENT_DEFINED_LISTENTRY_
|
||||
#define LIST_ENTRY(type) \
|
||||
struct { \
|
||||
struct type *le_next; /* next element */ \
|
||||
struct type **le_prev; /* address of previous next element */ \
|
||||
}
|
||||
#endif /* !LIST_ENTRY */
|
||||
|
||||
#ifndef LIST_HEAD
|
||||
#define EVENT_DEFINED_LISTHEAD_
|
||||
#define LIST_HEAD(name, type) \
|
||||
struct name { \
|
||||
struct type *lh_first; /* first element */ \
|
||||
}
|
||||
#endif /* !LIST_HEAD */
|
||||
|
||||
struct event;
|
||||
|
||||
struct event_callback {
|
||||
TAILQ_ENTRY(event_callback) evcb_active_next;
|
||||
short evcb_flags;
|
||||
ev_uint8_t evcb_pri; /* smaller numbers are higher priority */
|
||||
ev_uint8_t evcb_closure;
|
||||
/* allows us to adopt for different types of events */
|
||||
union {
|
||||
void (*evcb_callback)(evutil_socket_t, short, void *);
|
||||
void (*evcb_selfcb)(struct event_callback *, void *);
|
||||
void (*evcb_evfinalize)(struct event *, void *);
|
||||
void (*evcb_cbfinalize)(struct event_callback *, void *);
|
||||
} evcb_cb_union;
|
||||
void *evcb_arg;
|
||||
};
|
||||
|
||||
struct event_base;
|
||||
struct event {
|
||||
struct event_callback ev_evcallback;
|
||||
|
||||
/* for managing timeouts */
|
||||
union {
|
||||
TAILQ_ENTRY(event) ev_next_with_common_timeout;
|
||||
int min_heap_idx;
|
||||
} ev_timeout_pos;
|
||||
evutil_socket_t ev_fd;
|
||||
|
||||
struct event_base *ev_base;
|
||||
|
||||
union {
|
||||
/* used for io events */
|
||||
struct {
|
||||
LIST_ENTRY (event) ev_io_next;
|
||||
struct timeval ev_timeout;
|
||||
} ev_io;
|
||||
|
||||
/* used by signal events */
|
||||
struct {
|
||||
LIST_ENTRY (event) ev_signal_next;
|
||||
short ev_ncalls;
|
||||
/* Allows deletes in callback */
|
||||
short *ev_pncalls;
|
||||
} ev_signal;
|
||||
} ev_;
|
||||
|
||||
short ev_events;
|
||||
short ev_res; /* result passed to event callback */
|
||||
struct timeval ev_timeout;
|
||||
};
|
||||
|
||||
TAILQ_HEAD (event_list, event);
|
||||
|
||||
#ifdef EVENT_DEFINED_TQENTRY_
|
||||
#undef TAILQ_ENTRY
|
||||
#endif
|
||||
|
||||
#ifdef EVENT_DEFINED_TQHEAD_
|
||||
#undef TAILQ_HEAD
|
||||
#endif
|
||||
|
||||
LIST_HEAD (event_dlist, event);
|
||||
|
||||
#ifdef EVENT_DEFINED_LISTENTRY_
|
||||
#undef LIST_ENTRY
|
||||
#endif
|
||||
|
||||
#ifdef EVENT_DEFINED_LISTHEAD_
|
||||
#undef LIST_HEAD
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* EVENT2_EVENT_STRUCT_H_INCLUDED_ */
|
||||
Reference in New Issue
Block a user