ioloop.h revision 66251e6ab31e5cc153fe5cae608e416dacafe9cd
#ifndef __IOLOOP_H
#define __IOLOOP_H
#include <time.h>
#define IO_READ (1 << 0)
#define IO_WRITE (1 << 1)
#define IO_PRIORITY_LOW 100
#define IO_PRIORITY_DEFAULT 0
#define IO_PRIORITY_HIGH -100
typedef void (*IOFunc) (void *user_data, int fd, IO io);
typedef void (*TimeoutFunc) (void *user_data, Timeout timeout);
/* Time when the I/O loop started calling handlers.
Can be used instead of time(NULL). */
extern time_t ioloop_time;
extern struct timeval ioloop_timeval;
/* I/O listeners - you can create different handlers for IO_READ and IO_WRITE,
but make sure you don't create multiple handlers of same type, it's not
checked and removing one will stop the other from working as well. */
IO io_add(int fd, int condition, IOFunc func, void *user_data);
IO io_add_priority(int fd, int priority, int condition,
IOFunc func, void *user_data);
void io_remove(IO io);
/* Timeout handlers */
Timeout timeout_add(int msecs, TimeoutFunc func, void *user_data);
void timeout_remove(Timeout timeout);
void io_loop_run(IOLoop ioloop);
void io_loop_stop(IOLoop ioloop); /* safe to run in signal handler */
/* call these if you wish to run the iteration only once */
void io_loop_set_running(IOLoop ioloop);
void io_loop_handler_run(IOLoop ioloop);
IOLoop io_loop_create(void);
void io_loop_destroy(IOLoop ioloop);
#endif