xref: /freebsd/sys/compat/linux/linux_event.h (revision aadc14bceb4e94f5b75a05de96cd9619b877b030)
1 /*-
2  * Copyright (c) 2007 Roman Divacky
3  * Copyright (c) 2014 Dmitry Chagin <dchagin@FreeBSD.org>
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  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #ifndef _LINUX_EVENT_H_
28 #define	_LINUX_EVENT_H_
29 
30 #define	LINUX_EPOLLIN		0x001
31 #define	LINUX_EPOLLPRI		0x002
32 #define	LINUX_EPOLLOUT		0x004
33 #define	LINUX_EPOLLRDNORM	0x040
34 #define	LINUX_EPOLLRDBAND	0x080
35 #define	LINUX_EPOLLWRNORM	0x100
36 #define	LINUX_EPOLLWRBAND	0x200
37 #define	LINUX_EPOLLMSG		0x400
38 #define	LINUX_EPOLLERR		0x008
39 #define	LINUX_EPOLLHUP		0x010
40 #define	LINUX_EPOLLRDHUP	0x2000
41 #define	LINUX_EPOLLWAKEUP	1u<<29
42 #define	LINUX_EPOLLONESHOT	1u<<30
43 #define	LINUX_EPOLLET		1u<<31
44 
45 #define	LINUX_EPOLL_EVRD	(LINUX_EPOLLIN|LINUX_EPOLLRDNORM)
46 #define	LINUX_EPOLL_EVWR	(LINUX_EPOLLOUT|LINUX_EPOLLWRNORM)
47 #define	LINUX_EPOLL_EVSUP	(LINUX_EPOLLET|LINUX_EPOLLONESHOT	\
48 		|LINUX_EPOLLHUP|LINUX_EPOLLERR|LINUX_EPOLLPRI		\
49 		|LINUX_EPOLL_EVRD|LINUX_EPOLL_EVWR|LINUX_EPOLLRDHUP)
50 
51 #define	LINUX_EPOLL_CTL_ADD	1
52 #define	LINUX_EPOLL_CTL_DEL	2
53 #define	LINUX_EPOLL_CTL_MOD	3
54 
55 #define	LINUX_EFD_SEMAPHORE	(1 << 0)
56 
57 #define	LINUX_TFD_CLOEXEC	LINUX_O_CLOEXEC
58 #define	LINUX_TFD_NONBLOCK	LINUX_O_NONBLOCK
59 
60 #endif	/* !_LINUX_EVENT_H_ */
61