timer.h

Go to the documentation of this file.

// SPDX-License-Identifier: MIT
#ifndef __TIMER_H__
#define __TIMER_H__
 
#include <bits/types/struct_itimerspec.h>
#include <stdbool.h>
#include <stdint.h>
#include <time.h>
 
typedef struct crinitTimerDef {
    uint8_t wDay;
    uint16_t years[2];
    uint8_t month[2];
    uint8_t days[2];
    uint8_t hours[2];
    uint8_t minutes[2];
    uint8_t seconds[2];
    int8_t timezone[2];
} crinitTimerDef_t;
 
typedef struct crinitTimer {
    crinitTimerDef_t def;
    char *name;
    size_t refs;
    struct itimerspec next;
} crinitTimer_t;
 
void crinitTimerSetDefault(crinitTimerDef_t *td);
 
bool crinitCheckTimerDef(crinitTimerDef_t *td);
 
#define CO_RANGE(start, test, end) (((start) <= (test)) && ((test) < (end)))
#define CC_RANGE(start, test, end) (((start) <= (test)) && ((test) <= (end)))
#define OC_RANGE(start, test, end) (((start) < (test)) && ((test) <= (end)))
#define OO_RANGE(start, test, end) (((start) < (test)) && ((test) < (end)))
 
int crinitSPrintTimerDef(char *s, crinitTimerDef_t *td);
void crinitPrintTimerDef(crinitTimerDef_t *td);
 
bool crinitTimerParse(char *s, crinitTimerDef_t *td);
 
struct timespec crinitTimerNextTime(struct timespec *last, crinitTimerDef_t *td);
 
struct tm *crinitZonedTimeR(const time_t *time, int8_t timezone[2], struct tm *restrict result);
bool crinitCheckTimerTime(struct timespec ts, crinitTimerDef_t *td);
 
#endif  // __TIMER_H__