111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * Copyright (C) 2008 The Android Open Source Project 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * All rights reserved. 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * Redistribution and use in source and binary forms, with or without 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * modification, are permitted provided that the following conditions 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * are met: 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * * Redistributions of source code must retain the above copyright 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * notice, this list of conditions and the following disclaimer. 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * * Redistributions in binary form must reproduce the above copyright 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * notice, this list of conditions and the following disclaimer in 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * the documentation and/or other materials provided with the 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * distribution. 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * SUCH DAMAGE. 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert */ 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef _SYS_EPOLL_H_ 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _SYS_EPOLL_H_ 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/cdefs.h> 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/types.h> 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <fcntl.h> /* For O_CLOEXEC. */ 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <signal.h> /* For sigset_t. */ 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__BEGIN_DECLS 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLIN 0x00000001 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLPRI 0x00000002 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLOUT 0x00000004 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLERR 0x00000008 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLHUP 0x00000010 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLRDNORM 0x00000040 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLRDBAND 0x00000080 4611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLWRNORM 0x00000100 4711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLWRBAND 0x00000200 4811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLMSG 0x00000400 4911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLRDHUP 0x00002000 5011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLWAKEUP 0x20000000 5111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLONESHOT 0x40000000 5211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLLET 0x80000000 5311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLL_CTL_ADD 1 5511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLL_CTL_DEL 2 5611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLL_CTL_MOD 3 5711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define EPOLL_CLOEXEC O_CLOEXEC 5911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 6011cd02dfb91661c65134cac258cf5924270e9d2Dan Alberttypedef union epoll_data { 6111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert void* ptr; 6211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert int fd; 6311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert uint32_t u32; 6411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert uint64_t u64; 6511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} epoll_data_t; 6611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 6711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertstruct epoll_event { 6811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert uint32_t events; 6911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert epoll_data_t data; 7011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} 7111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifdef __x86_64__ 7211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__packed 7311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 7411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert; 7511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 7611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint epoll_create(int); 7711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint epoll_create1(int); 7811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint epoll_ctl(int, int, int, struct epoll_event*); 7911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint epoll_wait(int, struct epoll_event*, int, int); 8011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint epoll_pwait(int, struct epoll_event*, int, int, const sigset_t*); 8111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 8211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__END_DECLS 8311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 8411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif /* _SYS_EPOLL_H_ */ 85