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#ifndef TIMERLIB_KQUEUE_H
#define TIMERLIB_KQUEUE_H
#include <sys/event.h>
#include <sys/time.h>
typedef struct timespec timerlib_timespec_t;
/** Represents a timer backed by kqueue. */
typedef struct {
/** File descriptor of the kqueue backing this timer */
int kq;
/** The overrun count for this timer */
volatile int overrun_count;
/** The period of this timer */
struct timespec period;
/** The initial expiration time of this timer */
struct timespec initial;
/** Pointer to a callback to be invoked when this timer fires. */
timerlib_notify_function_t *notify_function;
/** Data to be passed to the callback */
void *notify_data;
/** Thread ID of the kqueue signal handler thread for this timer. */
pthread_t handler_thread_id;
/** The time at which this timer last fired. */
struct timespec last_fired_at;
/** Mutex to protect last_fired_at from concurrent access */
pthread_mutex_t last_fired_at_mutex;
} timerlib_timer_t;
#endif
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