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finished interim implementation of qse_timegm() and qse_timelocal().

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- currently, they use timegm() and timelocal() provided by libc.
added test programs.
This commit is contained in:
hyung-hwan
2008-12-30 04:49:25 +00:00
parent 4592f9725a
commit da61cde8fd
46 changed files with 3415 additions and 356 deletions
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68
qse/lib/cmn/time.c
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@ -17,9 +17,9 @@
#endif
#ifdef _WIN32
#define WIN_EPOCH_YEAR ((qse_ntime_t)1601)
#define WIN_EPOCH_MON ((qse_ntime_t)1)
#define WIN_EPOCH_DAY ((qse_ntime_t)1)
#define WIN_EPOCH_YEAR (1601)
#define WIN_EPOCH_MON (1)
#define WIN_EPOCH_DAY (1)
#define EPOCH_DIFF_YEARS (QSE_EPOCH_YEAR-WIN_EPOCH_YEAR)
#define EPOCH_DIFF_DAYS (EPOCH_DIFF_YEARS*365+EPOCH_DIFF_YEARS/4-3)
@ -108,7 +108,7 @@ int qse_settime (qse_ntime_t t)
#endif
}
static void brkdntime (qse_ntime_t nt, qse_btime_t* bt, qse_ntime_t offset)
static void breakdown_time (qse_ntime_t nt, qse_btime_t* bt, qse_ntime_t offset)
{
int midx;
qse_ntime_t days; /* total days */
@ -178,7 +178,7 @@ static void brkdntime (qse_ntime_t nt, qse_btime_t* bt, qse_ntime_t offset)
int qse_gmtime (qse_ntime_t nt, qse_btime_t* bt)
{
brkdntime (nt, bt, 0);
breakdown_time (nt, bt, 0);
return 0;
}
@ -216,11 +216,69 @@ int qse_localtime (qse_ntime_t nt, qse_btime_t* bt)
int qse_timegm (const qse_btime_t* bt, qse_ntime_t* nt)
{
#ifdef _WIN32
/* TODO: verify qse_timegm for WIN32 */
SYSTEMTIME st;
FILETIME ft;
st.wYear = bt->tm_year + QSE_EPOCH_YEAR;
st.wMonth = bt->tm_mon + WIN_EPOCH_MON;
st.wDayOfWeek = bt->tm_wday;
st.wDay = bt->tm_mday;
st.wHour = bt->tm_hour;
st.wMinute = bt->tm_min;
st.mSecond = bt->tm_sec;
st.mMilliseconds = bt->tm_msec;
if (SystemTimeToFileTime (&st, &ft) == FALSE) return -1;
*nt = ((qse_ntime_t)(*((qse_int64_t*)&ft)) / (10 * 1000));
*nt -= EPOCH_DIFF_MSECS;
return 0;
#else
/* TODO: qse_timegm - remove dependency on timegm */
struct tm tm;
tm.tm_sec = bt->sec;
tm.tm_min = bt->min;
tm.tm_hour = bt->hour;
tm.tm_mday = bt->mday;
tm.tm_mon = bt->mon;
tm.tm_year = bt->year;
tm.tm_wday = bt->wday;
tm.tm_yday = bt->yday;
tm.tm_isdst = bt->isdst;
#ifdef HAVE_TIMEGM
*nt = ((qse_ntime_t)timegm(&tm)*QSE_MSECS_PER_SEC) + bt->msec;
#else
#warning #### timegm() is not available on this platform ####
return -1;
#endif
#endif
}
int qse_timelocal (const qse_btime_t* bt, qse_ntime_t* nt)
{
/* TODO: qse_timelocal - remove dependency on timelocal */
struct tm tm;
tm.tm_sec = bt->sec;
tm.tm_min = bt->min;
tm.tm_hour = bt->hour;
tm.tm_mday = bt->mday;
tm.tm_mon = bt->mon;
tm.tm_year = bt->year;
tm.tm_wday = bt->wday;
tm.tm_yday = bt->yday;
tm.tm_isdst = bt->isdst;
#ifdef HAVE_TIMELOCAL
*nt = ((qse_ntime_t)timelocal(&tm)*QSE_MSECS_PER_SEC) + bt->msec;
#else
#warning #### timelocal() is not available on this platform ####
return -1;
#endif
}