Definition in file timestamp.c.
Go to the source code of this file.
Defines | |
| #define | _timezone timezone |
| #define | _tzname tzname |
| #define | DAY (86400*TS_SECOND) |
| the number of ticks in one day | |
| #define | DOW0 (4) |
| #define | GMTIME(T) ((T)+tzoffset-(isdst((T)+tzoffset)?3600:0)) |
| #define | HOUR (3600*TS_SECOND) |
| the number of ticks in one hour | |
| #define | ISLEAPYEAR(Y) ((Y)%4==0 && ((Y)%100!=0 || (Y)%400==0)) |
| #define | LOCALTIME(T) ((T)-tzoffset+(isdst((T))?3600:0)) |
| #define | MICROSECOND (TS_SECOND/1000000) |
| the number of ticks in one microsecond | |
| #define | MINUTE (60*TS_SECOND) |
| the number of ticks in one minute | |
| #define | SECOND (TS_SECOND) |
| the number of ticks in one second | |
| #define | TZFILE "tzinfo.txt" |
| #define | YEAR0 (1970) |
| #define | YEAR0_ISLY (0) |
Functions | |
| TIMESTAMP | compute_dstevent (int year, SPEC *spec, time_t offset) |
| Computes the GMT time of a DST event Offset indicates the time offset to include. | |
| int | convert_from_timestamp (TIMESTAMP ts, char *buffer, int size) |
| Convert from a timestamp to a string. | |
| TIMESTAMP | convert_to_timestamp (char *value) |
| Convert from a string to a timestamp. | |
| int | isdst (TIMESTAMP t) |
| Determine whether a GMT timestamp is under DST rules. | |
| void | load_tzspecs (char *tz) |
| Load a timezone from the timezone info file. | |
| int | local_datetime (TIMESTAMP ts, DATETIME *dt) |
| Converts a GMT timestamp to local datetime struct Adjusts to TZ if possible. | |
| TIMESTAMP | mkdatetime (DATETIME *dt) |
| Convert a datetime struct into a GMT timestamp. | |
| void | set_tzspec (int year, char *tzname, SPEC *pStart, SPEC *pEnd) |
| Apply a timezone spec to the current tz rules. | |
| int | strdatetime (DATETIME *t, char *buffer, int size) |
| Convert a datetime struct to a string. | |
| char * | timestamp_current_timezone (void) |
| Read the current timezone specification. | |
| char * | timestamp_set_tz (char *tz_name) |
| Establish the default timezone for time conversion. | |
| int | timestamp_test (void) |
| Test the daylight saving time calculations. | |
| double | timestamp_to_days (TIMESTAMP t) |
| double | timestamp_to_hours (TIMESTAMP t) |
| double | timestamp_to_minutes (TIMESTAMP t) |
| double | timestamp_to_seconds (TIMESTAMP t) |
| int | timestamp_year (TIMESTAMP ts, TIMESTAMP *remainder) |
| Determine the year of a GMT timestamp Apply remainder if given. | |
| char * | tz_dst (char *tzspec) |
| Get the std timezone name. | |
| int | tz_info (char *tzspec, char *tzname, char *std, char *dst, time_t *offset) |
| Extract information from an ISO timezone specification. | |
| char * | tz_name (char *tzspec) |
| Converts a timezone spec into a standard timezone name Populate tzspec if provided, otherwise returns a static buffer. | |
| time_t | tz_offset (char *tzspec) |
| Compute the offset of a tz spec. | |
| char * | tz_std (char *tzspec) |
| Get the std timezone name. | |