| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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 OWNER 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 _SYS_EPOLL_H_ |
| #define _SYS_EPOLL_H_ |
| |
| #include <sys/cdefs.h> |
| #include <sys/types.h> |
| #include <signal.h> /* For sigset_t. */ |
| |
| #include <linux/eventpoll.h> |
| |
| __BEGIN_DECLS |
| |
| int epoll_create(int __size); |
| |
| #if __ANDROID_API__ >= 21 |
| int epoll_create1(int __flags) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| |
| /* |
| * Some third-party code uses the existence of EPOLL_CLOEXEC to detect the |
| * availability of epoll_create1. This is not correct, since having up-to-date |
| * UAPI headers says nothing about the C library, but for the time being we |
| * don't want to harm adoption to the unified headers. We'll undef EPOLL_CLOEXEC |
| * if we don't have epoll_create1 for the time being, and maybe revisit this |
| * later. |
| * |
| * https://github.com/android-ndk/ndk/issues/302 |
| * https://github.com/android-ndk/ndk/issues/394 |
| */ |
| #if __ANDROID_API__ < __ANDROID_API_L__ && defined(EPOLL_CLOEXEC) |
| #undef EPOLL_CLOEXEC |
| #endif |
| |
| int epoll_ctl(int __epoll_fd, int __op, int __fd, struct epoll_event* __event); |
| int epoll_wait(int __epoll_fd, struct epoll_event* __events, int __event_count, int __timeout_ms); |
| |
| #if __ANDROID_API__ >= 21 |
| int epoll_pwait(int __epoll_fd, struct epoll_event* __events, int __event_count, int __timeout_ms, const sigset_t* __mask) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| |
| #if __ANDROID_API__ >= 28 |
| int epoll_pwait64(int __epoll_fd, struct epoll_event* __events, int __event_count, int __timeout_ms, const sigset64_t* __mask) __INTRODUCED_IN(28); |
| #endif /* __ANDROID_API__ >= 28 */ |
| |
| |
| __END_DECLS |
| |
| #endif |
