85 lines
2.6 KiB
C
Executable File
85 lines
2.6 KiB
C
Executable File
/*
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* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _FS_EPOLL_H_
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#define _FS_EPOLL_H_
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#include "los_typedef.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef FAR
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#define FAR
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#endif
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#define EPOLL_CLOEXEC O_CLOEXEC
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#define EPOLL_NONBLOCK O_NONBLOCK
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#define EPOLLIN 0x001
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#define EPOLLPRI 0x002
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#define EPOLLOUT 0x004
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#define EPOLLRDNORM 0x040
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#define EPOLLNVAL 0x020
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#define EPOLLRDBAND 0x080
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#define EPOLLWRNORM 0x100
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#define EPOLLWRBAND 0x200
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#define EPOLLMSG 0x400
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#define EPOLLERR 0x008
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#define EPOLLHUP 0x010
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#define EPOLL_CTL_ADD 1
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#define EPOLL_CTL_DEL 2
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#define EPOLL_CTL_MOD 3
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typedef union epoll_data {
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void *ptr;
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int fd;
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UINT32 u32;
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UINT64 u64;
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} epoll_data_t;
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struct epoll_event {
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UINT32 events;
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epoll_data_t data;
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};
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int epoll_create(int size);
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int epoll_close(int epfd);
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int epoll_ctl(int epfd, int op, int fd, struct epoll_event *ev);
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int epoll_wait(int epfd, FAR struct epoll_event *evs, int maxevents, int timeout);
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#ifdef __cplusplus
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}
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#endif
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#endif /* sys/epoll.h */
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