emsApplication/sdk/include/hv/htime.h

115 lines
3.2 KiB
C

#ifndef HV_TIME_H_
#define HV_TIME_H_
#include "hexport.h"
#include "hplatform.h"
BEGIN_EXTERN_C
#define SECONDS_PER_MINUTE 60
#define SECONDS_PER_HOUR 3600
#define SECONDS_PER_DAY 86400 // 24*3600
#define SECONDS_PER_WEEK 604800 // 7*24*3600
#define IS_LEAP_YEAR(year) (((year)%4 == 0 && (year)%100 != 0) || (year)%400 == 0)
typedef struct datetime_s {
int year;
int month;
int day;
int hour;
int min;
int sec;
int ms;
} datetime_t;
#ifdef _MSC_VER
/* @see winsock2.h
// Structure used in select() call, taken from the BSD file sys/time.h
struct timeval {
long tv_sec;
long tv_usec;
};
*/
struct timezone {
int tz_minuteswest; /* of Greenwich */
int tz_dsttime; /* type of dst correction to apply */
};
#include <sys/timeb.h>
HV_INLINE int gettimeofday(struct timeval *tv, struct timezone *tz) {
struct _timeb tb;
_ftime(&tb);
if (tv) {
tv->tv_sec = (long)tb.time;
tv->tv_usec = tb.millitm * 1000;
}
if (tz) {
tz->tz_minuteswest = tb.timezone;
tz->tz_dsttime = tb.dstflag;
}
return 0;
}
#endif
HV_EXPORT unsigned int gettick_ms();
HV_INLINE unsigned long long gettimeofday_ms() {
struct timeval tv;
gettimeofday(&tv, NULL);
return tv.tv_sec * (unsigned long long)1000 + tv.tv_usec/1000;
}
HV_INLINE unsigned long long gettimeofday_us() {
struct timeval tv;
gettimeofday(&tv, NULL);
return tv.tv_sec * (unsigned long long)1000000 + tv.tv_usec;
}
HV_EXPORT unsigned long long gethrtime_us();
HV_EXPORT datetime_t datetime_now();
HV_EXPORT datetime_t datetime_localtime(time_t seconds);
HV_EXPORT time_t datetime_mktime(datetime_t* dt);
HV_EXPORT datetime_t* datetime_past(datetime_t* dt, int days DEFAULT(1));
HV_EXPORT datetime_t* datetime_future(datetime_t* dt, int days DEFAULT(1));
#define TIME_FMT "%02d:%02d:%02d"
#define TIME_FMT_BUFLEN 12
HV_EXPORT char* duration_fmt(int sec, char* buf);
#define DATETIME_FMT "%04d-%02d-%02d %02d:%02d:%02d"
#define DATETIME_FMT_ISO "%04d-%02d-%02dT%02d:%02d:%02d.%03dZ"
#define DATETIME_FMT_BUFLEN 30
HV_EXPORT char* datetime_fmt(datetime_t* dt, char* buf);
HV_EXPORT char* datetime_fmt_iso(datetime_t* dt, char* buf);
#define GMTIME_FMT "%.3s, %02d %.3s %04d %02d:%02d:%02d GMT"
#define GMTIME_FMT_BUFLEN 30
HV_EXPORT char* gmtime_fmt(time_t time, char* buf);
HV_EXPORT int days_of_month(int month, int year);
HV_EXPORT int month_atoi(const char* month);
HV_EXPORT const char* month_itoa(int month);
HV_EXPORT int weekday_atoi(const char* weekday);
HV_EXPORT const char* weekday_itoa(int weekday);
HV_EXPORT datetime_t hv_compile_datetime();
/*
* minute hour day week month action
* 0~59 0~23 1~31 0~6 1~12
* -1 -1 -1 -1 -1 cron.minutely
* 30 -1 -1 -1 -1 cron.hourly
* 30 1 -1 -1 -1 cron.daily
* 30 1 15 -1 -1 cron.monthly
* 30 1 -1 0 -1 cron.weekly
* 30 1 1 -1 10 cron.yearly
*/
HV_EXPORT time_t cron_next_timeout(int minute, int hour, int day, int week, int month);
END_EXTERN_C
#endif // HV_TIME_H_