fastdfs/common/fast_timer.h

49 lines
1.1 KiB
C

#ifndef __FAST_TIMER_H__
#define __FAST_TIMER_H__
#include <stdint.h>
#include "common_define.h"
typedef struct fast_timer_entry {
int64_t expires;
void *data;
struct fast_timer_entry *prev;
struct fast_timer_entry *next;
bool rehash;
} FastTimerEntry;
typedef struct fast_timer_slot {
struct fast_timer_entry head;
} FastTimerSlot;
typedef struct fast_timer {
int slot_count; //time wheel slot count
int64_t base_time; //base time for slot 0
int64_t current_time;
FastTimerSlot *slots;
} FastTimer;
#ifdef __cplusplus
extern "C" {
#endif
int fast_timer_init(FastTimer *timer, const int slot_count,
const int64_t current_time);
void fast_timer_destroy(FastTimer *timer);
int fast_timer_add(FastTimer *timer, FastTimerEntry *entry);
int fast_timer_remove(FastTimer *timer, FastTimerEntry *entry);
int fast_timer_modify(FastTimer *timer, FastTimerEntry *entry,
const int64_t new_expires);
FastTimerSlot *fast_timer_slot_get(FastTimer *timer, const int64_t current_time);
int fast_timer_timeouts_get(FastTimer *timer, const int64_t current_time,
FastTimerEntry *head);
#ifdef __cplusplus
}
#endif
#endif