/usr/include/event2/event_struct.h is in libevent-dev 2.0.21-stable-2ubuntu0.16.04.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | /*
* 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_
#define _EVENT2_EVENT_STRUCT_H_
/** @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_INIT 0x80
/* EVLIST_X_ Private space: 0x1000-0xf000 */
#define EVLIST_ALL (0xf000 | 0x9f)
/* 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
struct event_base;
struct event {
TAILQ_ENTRY(event) ev_active_next;
TAILQ_ENTRY(event) ev_next;
/* 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 {
TAILQ_ENTRY(event) ev_io_next;
struct timeval ev_timeout;
} ev_io;
/* used by signal events */
struct {
TAILQ_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 */
short ev_flags;
ev_uint8_t ev_pri; /* smaller numbers are higher priority */
ev_uint8_t ev_closure;
struct timeval ev_timeout;
/* allows us to adopt for different types of events */
void (*ev_callback)(evutil_socket_t, short, void *arg);
void *ev_arg;
};
TAILQ_HEAD (event_list, event);
#ifdef _EVENT_DEFINED_TQENTRY
#undef TAILQ_ENTRY
#endif
#ifdef _EVENT_DEFINED_TQHEAD
#undef TAILQ_HEAD
#endif
#ifdef __cplusplus
}
#endif
#endif /* _EVENT2_EVENT_STRUCT_H_ */
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