libSystem

/* $Id$ */
/* Copyright (c) 2006-2020 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS System libSystem */
/* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT
* HOLDER OR CONTRIBUTORS 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 LIBSYSTEM_SYSTEM_EVENT_H
# define LIBSYSTEM_SYSTEM_EVENT_H
# include <sys/time.h>
# include <time.h>
# ifdef __cplusplus
extern "C" {
# endif
/* Event */
/* types */
typedef struct _Event Event;
typedef int (*EventIOFunc)(int fd, void * data);
typedef int (*EventTimeoutFunc)(void * data);
/* functions */
Event * event_new(void);
void event_delete(Event * event);
/* useful */
int event_loop(Event * event);
void event_loop_quit(Event * event);
int event_loop_while(Event * event, const int * flag);
int event_register_idle(Event * event, EventTimeoutFunc func, void * userdata);
int event_register_io_read(Event * event, int fd, EventIOFunc func,
void * userdata);
int event_register_io_write(Event * event, int fd, EventIOFunc func,
void * userdata);
int event_register_timeout(Event * event, struct timeval * timeout,
EventTimeoutFunc func, void * userdata);
int event_unregister_io_read(Event * event, int fd);
int event_unregister_io_write(Event * event, int fd);
int event_unregister_timeout(Event * event, EventTimeoutFunc func);
# ifdef __cplusplus
}
# endif
#endif /* !LIBSYSTEM_SYSTEM_EVENT_H */