libevent
event2/event_compat.h
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00001 /*
00002  * Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
00003  * Copyright (c) 2007-2011 Niels Provos and Nick Mathewson
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. The name of the author may not be used to endorse or promote products
00014  *    derived from this software without specific prior written permission.
00015  *
00016  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00017  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00018  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00019  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00020  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00021  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00022  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00023  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00024  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00025  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026  */
00027 #ifndef _EVENT2_EVENT_COMPAT_H_
00028 #define _EVENT2_EVENT_COMPAT_H_
00029 
00045 #ifdef __cplusplus
00046 extern "C" {
00047 #endif
00048 
00049 #include <event2/event-config.h>
00050 #ifdef _EVENT_HAVE_SYS_TYPES_H
00051 #include <sys/types.h>
00052 #endif
00053 #ifdef _EVENT_HAVE_SYS_TIME_H
00054 #include <sys/time.h>
00055 #endif
00056 
00057 /* For int types. */
00058 #include <event2/util.h>
00059 
00073 struct event_base *event_init(void);
00074 
00086 int event_dispatch(void);
00087 
00099 int event_loop(int);
00100 
00101 
00114 int event_loopexit(const struct timeval *);
00115 
00116 
00129 int event_loopbreak(void);
00130 
00140 int event_once(evutil_socket_t , short,
00141     void (*)(evutil_socket_t, short, void *), void *, const struct timeval *);
00142 
00143 
00153 const char *event_get_method(void);
00154 
00155 
00165 int     event_priority_init(int);
00166 
00174 void event_set(struct event *, evutil_socket_t, short, void (*)(evutil_socket_t, short, void *), void *);
00175 
00176 #define evtimer_set(ev, cb, arg)        event_set((ev), -1, 0, (cb), (arg))
00177 #define evsignal_set(ev, x, cb, arg)    \
00178         event_set((ev), (x), EV_SIGNAL|EV_PERSIST, (cb), (arg))
00179 
00180 
00188 #define timeout_add(ev, tv)             event_add((ev), (tv))
00189 #define timeout_set(ev, cb, arg)        event_set((ev), -1, 0, (cb), (arg))
00190 #define timeout_del(ev)                 event_del(ev)
00191 #define timeout_pending(ev, tv)         event_pending((ev), EV_TIMEOUT, (tv))
00192 #define timeout_initialized(ev)         event_initialized(ev)
00193 
00202 #define signal_add(ev, tv)              event_add((ev), (tv))
00203 #define signal_set(ev, x, cb, arg)                              \
00204         event_set((ev), (x), EV_SIGNAL|EV_PERSIST, (cb), (arg))
00205 #define signal_del(ev)                  event_del(ev)
00206 #define signal_pending(ev, tv)          event_pending((ev), EV_SIGNAL, (tv))
00207 #define signal_initialized(ev)          event_initialized(ev)
00208 
00210 #ifndef EVENT_FD
00211 /* These macros are obsolete; use event_get_fd and event_get_signal instead. */
00212 #define EVENT_FD(ev)            ((int)event_get_fd(ev))
00213 #define EVENT_SIGNAL(ev)        event_get_signal(ev)
00214 #endif
00215 
00216 #ifdef __cplusplus
00217 }
00218 #endif
00219 
00220 #endif /* _EVENT2_EVENT_COMPAT_H_ */
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