f48566d51f
New application and new example. We use the built-in timer routines and add an offset to get the wallclock time. The offset can be set by time-changing routines (currently only settimeofday). We also maintain an offset for timezone handling but this isn't currently fully implemented.
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/**
|
|
* \defgroup Time related functions
|
|
*
|
|
* This rolls the necessary definition for getting/setting time and
|
|
* managing local time into one include file, on posix systems this
|
|
* lives in at least two include files, time.h and sys/time.h
|
|
*
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* Definitions for the time module
|
|
*
|
|
* \author
|
|
* Ralf Schlatterbeck <rsc@tux.runtux.com>
|
|
*/
|
|
|
|
#ifndef time_h
|
|
#define time_h
|
|
|
|
|
|
typedef signed long long time_t;
|
|
typedef signed long suseconds_t;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
struct tm {
|
|
uint32_t tm_year; /* year */
|
|
uint16_t tm_yday; /* day in the year */
|
|
uint8_t tm_sec; /* seconds */
|
|
uint8_t tm_min; /* minutes */
|
|
uint8_t tm_hour; /* hours */
|
|
uint8_t tm_mday; /* day of the month */
|
|
uint8_t tm_mon; /* month */
|
|
uint8_t tm_wday; /* day of the week */
|
|
uint8_t tm_isdst; /* daylight saving time */
|
|
};
|
|
|
|
struct timeval {
|
|
time_t tv_sec; /* seconds */
|
|
suseconds_t tv_usec; /* microseconds */
|
|
};
|
|
|
|
struct timezone {
|
|
int16_t tz_minuteswest; /* minutes west of Greenwich */
|
|
int tz_dsttime; /* type of DST correction, unused */
|
|
};
|
|
|
|
struct tm *gmtime (const time_t *timep);
|
|
struct tm *gmtime_r (const time_t *timep, struct tm *result);
|
|
struct tm *localtime (const time_t *timep);
|
|
struct tm *localtime_r (const time_t *timep, struct tm *result);
|
|
|
|
int gettimeofday (struct timeval *tv, struct timezone *tz);
|
|
int settimeofday (const struct timeval *tv, const struct timezone *tz);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // time_h
|
|
/** @} */
|