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#ifndef _SYS_EPOLL_H
#define _SYS_EPOLL_H
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/poll.h>
/* Valid opcodes ( "op" parameter ) to issue to epoll_ctl() */
#define EPOLL_CTL_ADD 1 /* Add a file decriptor to the interface */
#define EPOLL_CTL_DEL 2 /* Remove a file decriptor from the interface */
#define EPOLL_CTL_MOD 3 /* Change file decriptor epoll_event structure */
enum EPOLL_EVENTS {
EPOLLIN = 0x001,
#define EPOLLIN EPOLLIN
EPOLLPRI = 0x002,
#define EPOLLPRI EPOLLPRI
EPOLLOUT = 0x004,
#define EPOLLOUT EPOLLOUT
#ifdef __USE_XOPEN
EPOLLRDNORM = 0x040,
#define EPOLLRDNORM EPOLLRDNORM
EPOLLRDBAND = 0x080,
#define EPOLLRDBAND EPOLLRDBAND
EPOLLWRNORM = 0x100,
#define EPOLLWRNORM EPOLLWRNORM
EPOLLWRBAND = 0x200,
#define EPOLLWRBAND EPOLLWRBAND
#endif /* #ifdef __USE_XOPEN */
#ifdef __USE_GNU
EPOLLMSG = 0x400,
#define EPOLLMSG EPOLLMSG
#endif /* #ifdef __USE_GNU */
EPOLLERR = 0x008,
#define EPOLLERR EPOLLERR
EPOLLHUP = 0x010
#define EPOLLHUP EPOLLHUP
};
typedef union epoll_data {
void *ptr;
int fd;
uint32_t u32;
uint64_t u64;
} epoll_data_t;
struct epoll_event {
uint32_t events;
epoll_data_t data;
};
int epoll_create(int size) __THROW;
int epoll_ctl(int epfd, int op, int fd, struct epoll_event* event) __THROW;
int epoll_wait(int epfd, struct epoll_event *events, int maxevents,
int timeout) __THROW;
#endif
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