event.h

#ifndef _EVENT_H
#define _EVENT_H

#include <inttypes.h>
#include <sys/epoll.h>

struct hyper_event;

struct hyper_event_ops {
	int		(*read)(struct hyper_event *e, int efd, int events);
	int		(*write)(struct hyper_event *e, int efd, int events);
	void		(*hup)(struct hyper_event *e, int efd);
	int		rbuf_size;
	int		wbuf_size;
};

struct hyper_buf {
	uint32_t		get;
	uint32_t		size;
	uint8_t			*data;
};

struct hyper_event {
	int			fd;
	int			hup;
	int			flag;
	struct hyper_buf	rbuf;
	struct hyper_buf	wbuf;
	struct hyper_event_ops	*ops;
	void			*ptr;
};

#define FULL(buf) \
	(buf->size - buf->get <= 12)

int hyper_add_event(int efd, struct hyper_event *de, int flag);
int hyper_modify_event(int efd, struct hyper_event *de, int flag);
int hyper_requeue_event(int efd, struct hyper_event *ev);
int hyper_init_event(struct hyper_event *de, struct hyper_event_ops *ops,
		     void *arg);
int hyper_handle_event(int efd, struct epoll_event *event);
void hyper_reset_event(struct hyper_event *de);
void hyper_event_hup(struct hyper_event *de, int efd);
int hyper_event_write(struct hyper_event *de, int efd, int events);
int hyper_wbuf_append_msg(struct hyper_event *de, uint8_t *data, uint32_t len);
#endif