60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file: xs_pool.h
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* @brief: function declaration and structure defintion of poll
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* @version: 1.0
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* @author: AIIT XUOS Lab
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* @date: 2020/4/20
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*
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*/
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#ifndef XS_POLL_H
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#define XS_POLL_H
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#include <xs_base.h>
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#include <xs_waitqueue.h>
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#include <sys/time.h>
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#if !defined(POLLIN) && !defined(POLLOUT)
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#define POLLIN 0x001
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#define POLLOUT 0x002
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#define POLLERR 0x004
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#define POLLHUP 0x008
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#define POLLNVAL 0x010
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#define POLLMASK_DEFAULT (POLLIN | POLLOUT )
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typedef unsigned long NfdsType;
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struct pollfd
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{
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int fd;
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short events;
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short revents;
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};
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#endif
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struct Pollreq;
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typedef void (*poll_queue_proc)(WaitQueueType *, struct Pollreq *);
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typedef struct Pollreq
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{
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poll_queue_proc _proc;
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short _key;
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} pollreqType;
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void PollAdd(WaitQueueType *wq, pollreqType *req);
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int poll(struct pollfd *fds, NfdsType nfds, int timeout);
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#endif
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