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archived-ext-wepoll/wepoll.h
2025-09-07 18:21:16 +03:00

148 lines
4.0 KiB
C

/*
* wepoll - epoll for Windows
* https://github.com/piscisaureus/wepoll
*
* Copyright 2012-2020, Bert Belder <bertbelder@gmail.com>
* 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 WEPOLL_H_
#define WEPOLL_H_
#pragma once
#ifndef WEPOLL_EXPORT
#define WEPOLL_EXPORT
#endif
#include <stdint.h>
#include <time.h>
enum EPOLL_EVENTS {
EPOLLIN = 0x0001,
#define EPOLLIN EPOLLIN
EPOLLPRI = 0x0002,
#define EPOLLPRI EPOLLPRI
EPOLLOUT = 0x0004,
#define EPOLLOUT EPOLLOUT
EPOLLERR = 0x0008,
#define EPOLLERR EPOLLERR
EPOLLHUP = 0x0010,
#define EPOLLHUP EPOLLHUP
EPOLLNVAL = 0x0020,
#define EPOLLNVAL EPOLLNVAL
EPOLLRDNORM = 0x0040,
#define EPOLLRDNORM EPOLLRDNORM
EPOLLRDBAND = 0x0080,
#define EPOLLRDBAND EPOLLRDBAND
EPOLLWRNORM = 0x0100,
#define EPOLLWRNORM EPOLLWRNORM
EPOLLWRBAND = 0x0200,
#define EPOLLWRBAND EPOLLWRBAND
EPOLLMSG = 0x0400, /* Never reported. */
#define EPOLLMSG EPOLLMSG
EPOLLRDHUP = 0x2000,
#define EPOLLRDHUP EPOLLRDHUP
EPOLL_URING_WAKE = (unsigned)(1U << 27),
#define EPOLL_URING_WAKE EPOLL_URING_WAKE
EPOLLEXCLUSIVE = (unsigned)(1U << 28),
#define EPOLLEXCLUSIVE EPOLLEXCLUSIVE
EPOLLWAKEUP = (unsigned)(1U << 29),
#define EPOLLWAKEUP EPOLLWAKEUP
EPOLLONESHOT = (unsigned)(1U << 30),
#define EPOLLONESHOT EPOLLONESHOT
EPOLLET = (unsigned)(1U << 31)
#define EPOLLET EPOLLET
};
#define EPOLL_CTL_ADD 1
#define EPOLL_CTL_DEL 2
#define EPOLL_CTL_MOD 3
enum {
EPOLL_CLOEXEC = 02000000 /*O_CLOEXEC*/
#define EPOLL_CLOEXEC EPOLL_CLOEXEC
};
typedef void* HANDLE;
typedef uintptr_t SOCKET;
#define _SIGSET_NWORDS (1024 / (8 * sizeof (size_t)))
typedef struct
{
size_t __val[_SIGSET_NWORDS];
} sigset_t;
typedef union epoll_data {
void* ptr;
int fd;
uint32_t u32;
uint64_t u64;
SOCKET sock; /* Windows specific */
HANDLE hnd; /* Windows specific */
} epoll_data_t;
#pragma pack(push, 1)
struct epoll_event {
uint32_t events; /* Epoll events and flags */
epoll_data_t data; /* User data variable */
};
#pragma pack(pop)
#ifdef __cplusplus
extern "C" {
#endif
WEPOLL_EXPORT HANDLE epoll_create(int size);
WEPOLL_EXPORT HANDLE epoll_create1(int flags);
WEPOLL_EXPORT int epoll_close(HANDLE ephnd);
WEPOLL_EXPORT int epoll_ctl(HANDLE ephnd,
int op,
SOCKET sock,
struct epoll_event* event);
WEPOLL_EXPORT int epoll_wait(HANDLE ephnd,
struct epoll_event* events,
int maxevents,
int timeout);
WEPOLL_EXPORT int epoll_pwait(HANDLE ephnd,
struct epoll_event* events,
int maxevents,
int timeout,
const sigset_t* sigmask);
WEPOLL_EXPORT int epoll_pwait2(HANDLE ephnd,
struct epoll_event* events,
int maxevents,
const struct timespec* timeout,
const sigset_t* sigmask);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* WEPOLL_H_ */