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Diffstat (limited to 'usr/src/uts/common/sys/epoll.h')
| -rw-r--r-- | usr/src/uts/common/sys/epoll.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/epoll.h b/usr/src/uts/common/sys/epoll.h new file mode 100644 index 0000000000..f2e4b90ab7 --- /dev/null +++ b/usr/src/uts/common/sys/epoll.h @@ -0,0 +1,89 @@ +/* + * This file and its contents are supplied under the terms of the + * Common Development and Distribution License ("CDDL"), version 1.0. + * You may only use this file in accordance with the terms of version + * 1.0 of the CDDL. + * + * A full copy of the text of the CDDL should have accompanied this + * source. A copy of the CDDL is also available via the Internet at + * http://www.illumos.org/license/CDDL. + */ + +/* + * Copyright (c) 2014, Joyent, Inc. All rights reserved. + */ + +#ifndef _SYS_EPOLL_H +#define _SYS_EPOLL_H + +#include <sys/types.h> +#include <sys/poll.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef union epoll_data { + void *ptr; + int fd; + uint32_t u32; + uint64_t u64; +} epoll_data_t; + +#if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 +#pragma pack(4) +#endif + +typedef struct epoll_event { + uint32_t events; /* events */ + epoll_data_t data; /* user-specified data */ +} epoll_event_t; + +#if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 +#pragma pack() +#endif + +/* + * Define the EPOLL* constants in terms of their poll(2)/poll(7) equivalents. + * Note that the values match the equivalents in Linux to allow for any binary + * compatibility layers to not need to translate them. + */ +#define EPOLLIN 0x0001 +#define EPOLLPRI 0x0002 +#define EPOLLOUT 0x0004 +#define EPOLLRDNORM 0x0040 +#define EPOLLRDBAND 0x0080 +#define EPOLLWRNORM 0x0100 +#define EPOLLWRBAND 0x0200 +#define EPOLLMSG 0x0400 /* not used */ +#define EPOLLERR 0x0008 +#define EPOLLHUP 0x0010 +#define EPOLLRDHUP 0x2000 + +#define EPOLLWAKEUP (1UL << 29) /* no meaning; silently ignored */ +#define EPOLLONESHOT (1UL << 30) /* translated to POLLONESHOT */ +#define EPOLLET (1UL << 31) /* translated to POLLET */ + +#define EPOLL_CTL_ADD 1 +#define EPOLL_CTL_DEL 2 +#define EPOLL_CTL_MOD 3 + +#define EPOLL_CLOEXEC 02000000 + +#if !defined(_KERNEL) + +extern int epoll_create(int size); +extern int epoll_create1(int flags); +extern int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event); +extern int epoll_wait(int epfd, struct epoll_event *events, + int maxevents, int timeout); +extern int epoll_pwait(int epfd, struct epoll_event *events, + int maxevents, int timeout, const sigset_t *sigmask); + +#endif /* !_KERNEL */ + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_EPOLL_H */ |