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/* $Id$ */
/*
* Copyright (C)2003-2006 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <pj/os.h>
#include <pj/string.h>
#include <windows.h>
///////////////////////////////////////////////////////////////////////////////
#define SECS_TO_FT_MULT 10000000
static LARGE_INTEGER base_time;
// Find 1st Jan 1970 as a FILETIME
static void get_base_time(void)
{
SYSTEMTIME st;
FILETIME ft;
memset(&st,0,sizeof(st));
st.wYear=1970;
st.wMonth=1;
st.wDay=1;
SystemTimeToFileTime(&st, &ft);
base_time.LowPart = ft.dwLowDateTime;
base_time.HighPart = ft.dwHighDateTime;
base_time.QuadPart /= SECS_TO_FT_MULT;
}
PJ_DEF(pj_status_t) pj_gettimeofday(pj_time_val *tv)
{
SYSTEMTIME st;
FILETIME ft;
LARGE_INTEGER li;
if (base_time.QuadPart == 0)
get_base_time();
GetLocalTime(&st);
SystemTimeToFileTime(&st, &ft);
li.LowPart = ft.dwLowDateTime;
li.HighPart = ft.dwHighDateTime;
li.QuadPart /= SECS_TO_FT_MULT;
li.QuadPart -= base_time.QuadPart;
tv->sec = li.LowPart;
tv->msec = st.wMilliseconds;
return PJ_SUCCESS;
}
PJ_DEF(pj_status_t) pj_time_decode(const pj_time_val *tv, pj_parsed_time *pt)
{
LARGE_INTEGER li;
FILETIME ft;
SYSTEMTIME st;
li.QuadPart = tv->sec;
li.QuadPart += base_time.QuadPart;
li.QuadPart *= SECS_TO_FT_MULT;
ft.dwLowDateTime = li.LowPart;
ft.dwHighDateTime = li.HighPart;
FileTimeToSystemTime(&ft, &st);
pt->year = st.wYear;
pt->mon = st.wMonth-1;
pt->day = st.wDay;
pt->wday = st.wDayOfWeek;
pt->hour = st.wHour;
pt->min = st.wMinute;
pt->sec = st.wSecond;
pt->msec = tv->msec;
return PJ_SUCCESS;
}
/**
* Encode parsed time to time value.
*/
PJ_DEF(pj_status_t) pj_time_encode(const pj_parsed_time *pt, pj_time_val *tv)
{
SYSTEMTIME st;
FILETIME ft;
LARGE_INTEGER li;
pj_bzero(&st, sizeof(st));
st.wYear = (pj_uint16_t) pt->year;
st.wMonth = (pj_uint16_t) (pt->mon + 1);
st.wDay = (pj_uint16_t) pt->day;
st.wHour = (pj_uint16_t) pt->hour;
st.wMinute = (pj_uint16_t) pt->min;
st.wSecond = (pj_uint16_t) pt->sec;
st.wMilliseconds = (pj_uint16_t) pt->msec;
SystemTimeToFileTime(&st, &ft);
li.LowPart = ft.dwLowDateTime;
li.HighPart = ft.dwHighDateTime;
li.QuadPart /= SECS_TO_FT_MULT;
li.QuadPart -= base_time.QuadPart;
tv->sec = li.LowPart;
tv->msec = st.wMilliseconds;
return PJ_SUCCESS;
}
/**
* Convert local time to GMT.
*/
PJ_DEF(pj_status_t) pj_time_local_to_gmt(pj_time_val *tv);
/**
* Convert GMT to local time.
*/
PJ_DEF(pj_status_t) pj_time_gmt_to_local(pj_time_val *tv);
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