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/*
* Theme include for time.
*
* Copyright (c) 2007-2009 Marko Kreen, Skype Technologies OÜ
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/** * @file
*
* Time-related functionality.
*/
#ifndef _USUAL_TIME_H_
#define _USUAL_TIME_H_
#include <usual/base.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef _WIN32
#include <winsock2.h>
#endif
#include <time.h>
/** Type to hold microseconds. */
typedef uint64_t usec_t;
/** How many microseconds in a second. */
#define USEC ((usec_t)1000000)
/** Convert usec timestamp to ISO timestamp with millisecond precision: YYYY-mm-dd hh:mm:ss.SSS TZ */
char *format_time_ms(usec_t time, char *dest, unsigned destlen);
/** Convert usec timestamp to ISO timestamp with second precision: YYYY-mm-dd hh:mm:ss TZ */
char *format_time_s(usec_t time, char *dest, unsigned destlen);
/** Query system time */
usec_t get_time_usec(void);
/** Query cached system time */
usec_t get_cached_time(void);
/** Forget cached system time, next call will fill it. */
void reset_time_cache(void);
#ifdef WIN32
#ifndef HAVE_GETTIMEOFDAY
#define gettimeofday(t,z) usual_gettimeofday(t,z)
/** Compat: gettimeofday() */
int gettimeofday(struct timeval * tp, void * tzp);
#endif
#ifndef HAVE_LOCALTIME_R
#define localtime_r(t,r) usual_localtime_r(t,r)
/** Compat: localtime_r() */
struct tm *localtime_r(const time_t *tp, struct tm *result);
#endif
#ifndef HAVE_USLEEP
#define usleep(x) usual_usleep(x)
/** Compat: usleep() */
static inline void usleep(long usec) { Sleep(usec / 1000); }
#endif
#ifndef HAVE_GETRUSAGE
#define getrusage(w,r) usual_getrusage(w,r)
#define RUSAGE_SELF 0
/** Compat: rusage for win32 */
struct rusage {
struct timeval ru_utime;
struct timeval ru_stime;
};
/** Compat: getrusage() for win32 */
int getrusage(int who, struct rusage *r_usage);
#endif
#endif
#ifndef HAVE_TIMEGM
#define timegm(tm) usual_timegm(tm)
/** Compat: timegm() */
time_t timegm(struct tm *tm);
#endif
#endif
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