ZLMediaKit/3rdpart/wepoll/wepoll.h

108 lines
3.2 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_
#ifndef WEPOLL_EXPORT
#define WEPOLL_EXPORT
#endif
#include <stdint.h>
enum EPOLL_EVENTS {
EPOLLIN = (int)(1U << 0),
EPOLLPRI = (int)(1U << 1),
EPOLLOUT = (int)(1U << 2),
EPOLLERR = (int)(1U << 3),
EPOLLHUP = (int)(1U << 4),
EPOLLRDNORM = (int)(1U << 6),
EPOLLRDBAND = (int)(1U << 7),
EPOLLWRNORM = (int)(1U << 8),
EPOLLWRBAND = (int)(1U << 9),
EPOLLMSG = (int)(1U << 10), /* Never reported. */
EPOLLRDHUP = (int)(1U << 13),
EPOLLONESHOT = (int)(1U << 31)
};
#define EPOLLIN (1U << 0)
#define EPOLLPRI (1U << 1)
#define EPOLLOUT (1U << 2)
#define EPOLLERR (1U << 3)
#define EPOLLHUP (1U << 4)
#define EPOLLRDNORM (1U << 6)
#define EPOLLRDBAND (1U << 7)
#define EPOLLWRNORM (1U << 8)
#define EPOLLWRBAND (1U << 9)
#define EPOLLMSG (1U << 10)
#define EPOLLRDHUP (1U << 13)
#define EPOLLONESHOT (1U << 31)
#define EPOLL_CTL_ADD 1
#define EPOLL_CTL_MOD 2
#define EPOLL_CTL_DEL 3
typedef void *HANDLE;
typedef uintptr_t SOCKET;
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;
struct epoll_event {
uint32_t events; /* Epoll events and flags */
epoll_data_t data; /* User data variable */
};
#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);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* WEPOLL_H_ */