The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 The Android Open Source Project |
| 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 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in |
| 12 | * the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 16 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 17 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 18 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 19 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| 22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 25 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
Elliott Hughes | 93de3d8 | 2013-10-23 11:25:54 -0700 | [diff] [blame] | 28 | |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 29 | #ifndef _SYS_EPOLL_H_ |
| 30 | #define _SYS_EPOLL_H_ |
| 31 | |
David 'Digit' Turner | 49f0a8f | 2010-02-09 14:05:43 -0800 | [diff] [blame] | 32 | #include <sys/cdefs.h> |
Elliott Hughes | 93de3d8 | 2013-10-23 11:25:54 -0700 | [diff] [blame] | 33 | #include <sys/types.h> |
Elliott Hughes | 1195207 | 2013-10-24 15:15:14 -0700 | [diff] [blame] | 34 | #include <fcntl.h> /* For O_CLOEXEC. */ |
| 35 | #include <signal.h> /* For sigset_t. */ |
David 'Digit' Turner | 49f0a8f | 2010-02-09 14:05:43 -0800 | [diff] [blame] | 36 | |
| 37 | __BEGIN_DECLS |
| 38 | |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 39 | #define EPOLLIN 0x00000001 |
| 40 | #define EPOLLPRI 0x00000002 |
| 41 | #define EPOLLOUT 0x00000004 |
| 42 | #define EPOLLERR 0x00000008 |
| 43 | #define EPOLLHUP 0x00000010 |
| 44 | #define EPOLLRDNORM 0x00000040 |
| 45 | #define EPOLLRDBAND 0x00000080 |
| 46 | #define EPOLLWRNORM 0x00000100 |
| 47 | #define EPOLLWRBAND 0x00000200 |
| 48 | #define EPOLLMSG 0x00000400 |
Todd Poynor | b0a2fc3 | 2013-05-09 14:38:39 -0700 | [diff] [blame] | 49 | #define EPOLLRDHUP 0x00002000 |
| 50 | #define EPOLLWAKEUP 0x20000000 |
| 51 | #define EPOLLONESHOT 0x40000000 |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 52 | #define EPOLLET 0x80000000 |
| 53 | |
| 54 | #define EPOLL_CTL_ADD 1 |
| 55 | #define EPOLL_CTL_DEL 2 |
| 56 | #define EPOLL_CTL_MOD 3 |
| 57 | |
Elliott Hughes | cac7b9d | 2013-10-23 09:48:29 -0700 | [diff] [blame] | 58 | #define EPOLL_CLOEXEC O_CLOEXEC |
| 59 | |
Elliott Hughes | 1195207 | 2013-10-24 15:15:14 -0700 | [diff] [blame] | 60 | typedef union epoll_data { |
| 61 | void* ptr; |
| 62 | int fd; |
| 63 | uint32_t u32; |
| 64 | uint64_t u64; |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 65 | } epoll_data_t; |
| 66 | |
Elliott Hughes | 1195207 | 2013-10-24 15:15:14 -0700 | [diff] [blame] | 67 | struct epoll_event { |
| 68 | uint32_t events; |
| 69 | epoll_data_t data; |
Philip Hatcher | 9ded07c | 2014-02-25 14:16:37 +0100 | [diff] [blame] | 70 | } |
| 71 | #ifdef __x86_64__ |
| 72 | __packed |
| 73 | #endif |
| 74 | ; |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 75 | |
Elliott Hughes | 1195207 | 2013-10-24 15:15:14 -0700 | [diff] [blame] | 76 | int epoll_create(int); |
| 77 | int epoll_create1(int); |
| 78 | int epoll_ctl(int, int, int, struct epoll_event*); |
| 79 | int epoll_wait(int, struct epoll_event*, int, int); |
| 80 | int epoll_pwait(int, struct epoll_event*, int, int, const sigset_t*); |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 81 | |
David 'Digit' Turner | 49f0a8f | 2010-02-09 14:05:43 -0800 | [diff] [blame] | 82 | __END_DECLS |
| 83 | |
The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 84 | #endif /* _SYS_EPOLL_H_ */ |