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1 /*
2  * Copyright 2003 Niels Provos <provos@citi.umich.edu>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 #include <stdint.h>
28 
29 #include <sys/param.h>
30 #include <sys/types.h>
31 #include <sys/syscall.h>
32 #include <sys/epoll.h>
33 #include <unistd.h>
34 
35 int
epoll_create(int size)36 epoll_create(int size)
37 {
38 	return (syscall(__NR_epoll_create, size));
39 }
40 
41 int
epoll_ctl(int epfd,int op,int fd,struct epoll_event * event)42 epoll_ctl(int epfd, int op, int fd, struct epoll_event *event)
43 {
44 
45 	return (syscall(__NR_epoll_ctl, epfd, op, fd, event));
46 }
47 
48 int
epoll_wait(int epfd,struct epoll_event * events,int maxevents,int timeout)49 epoll_wait(int epfd, struct epoll_event *events, int maxevents, int timeout)
50 {
51 	return (syscall(__NR_epoll_wait, epfd, events, maxevents, timeout));
52 }
53