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/*
** Zabbix
** Copyright (C) 2001-2022 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#ifndef ZABBIX_TIME_H
#define ZABBIX_TIME_H
#include "zbxcommon.h"
typedef struct
{
int sec; /* seconds */
int ns; /* nanoseconds */
}
zbx_timespec_t;
/* time zone offset */
typedef struct
{
char tz_sign; /* '+' or '-' */
int tz_hour;
int tz_min;
}
zbx_timezone_t;
#define zbx_timespec_compare(t1, t2) \
((t1)->sec == (t2)->sec ? (t1)->ns - (t2)->ns : (t1)->sec - (t2)->sec)
typedef enum
{
ZBX_TIME_UNIT_UNKNOWN,
ZBX_TIME_UNIT_SECOND,
ZBX_TIME_UNIT_MINUTE,
ZBX_TIME_UNIT_HOUR,
ZBX_TIME_UNIT_DAY,
ZBX_TIME_UNIT_WEEK,
ZBX_TIME_UNIT_MONTH,
ZBX_TIME_UNIT_YEAR,
ZBX_TIME_UNIT_ISOYEAR,
ZBX_TIME_UNIT_COUNT
}
zbx_time_unit_t;
double zbx_time(void);
void zbx_timespec(zbx_timespec_t *ts);
double zbx_current_time(void);
int zbx_is_leap_year(int year);
void zbx_get_time(struct tm *tm, long *milliseconds, zbx_timezone_t *tz);
long zbx_get_timezone_offset(time_t t, struct tm *tm);
struct tm *zbx_localtime(const time_t *time, const char *tz);
int zbx_utc_time(int year, int mon, int mday, int hour, int min, int sec, int *t);
int zbx_day_in_month(int year, int mon);
zbx_uint64_t zbx_get_duration_ms(const zbx_timespec_t *ts);
zbx_time_unit_t zbx_tm_str_to_unit(const char *text);
int zbx_tm_parse_period(const char *period, size_t *len, int *multiplier, zbx_time_unit_t *base, char **error);
void zbx_tm_add(struct tm *tm, int multiplier, zbx_time_unit_t base);
void zbx_tm_sub(struct tm *tm, int multiplier, zbx_time_unit_t base);
void zbx_tm_round_up(struct tm *tm, zbx_time_unit_t base);
void zbx_tm_round_down(struct tm *tm, zbx_time_unit_t base);
const char *zbx_timespec_str(const zbx_timespec_t *ts);
int zbx_get_week_number(const struct tm *tm);
int zbx_is_time_suffix(const char *str, int *value, int length);
int zbx_calculate_sleeptime(int nextcheck, int max_sleeptime);
char *zbx_age2str(int age);
char *zbx_date2str(time_t date, const char *tz);
char *zbx_time2str(time_t time, const char *tz);
int zbx_iso8601_utc(const char *str, time_t *time);
#endif /* ZABBIX_TIME_H */
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