RetroZilla/build/wince/shunt/time.cpp
2015-10-20 23:03:22 -04:00

296 lines
7.3 KiB
C++

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code, released
* Jan 28, 2003.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Garrett Arch Blythe, 28-January-2003
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "mozce_internal.h"
#include "time_conversions.h"
extern "C" {
#if 0
}
#endif
static const int sDaysOfYear[12] = {
0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
};
static struct tm tmStorage;
MOZCE_SHUNT_API size_t mozce_strftime(char *, size_t, const char *, const struct tm *)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("mozce_strftime called\n");
#endif
return 0;
}
MOZCE_SHUNT_API struct tm* mozce_localtime_r(const time_t* inTimeT,struct tm* outRetval)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("tm* mozce_localtime_r called\n");
#endif
struct tm* retval = NULL;
if(NULL != inTimeT && NULL != outRetval)
{
SYSTEMTIME winLocalTime;
time_t_2_LOCALSYSTEMTIME(winLocalTime, *inTimeT);
outRetval->tm_sec = (int)winLocalTime.wSecond;
outRetval->tm_min = (int)winLocalTime.wMinute;
outRetval->tm_hour = (int)winLocalTime.wHour;
outRetval->tm_mday = (int)winLocalTime.wDay;
outRetval->tm_mon = (int)(winLocalTime.wMonth - 1);
outRetval->tm_year = (int)(winLocalTime.wYear - 1900);
outRetval->tm_wday = (int)winLocalTime.wDayOfWeek;
outRetval->tm_isdst = -1;
outRetval->tm_yday = (int)winLocalTime.wDay + sDaysOfYear[outRetval->tm_mon];
if(0 == (winLocalTime.wYear & 3))
{
if(2 < winLocalTime.wMonth)
{
if(0 == winLocalTime.wYear % 100)
{
if(0 == winLocalTime.wYear % 400)
{
outRetval->tm_yday++;
}
}
else
{
outRetval->tm_yday++;
}
}
}
retval = outRetval;
}
return retval;
}
MOZCE_SHUNT_API struct tm* mozce_localtime(const time_t* inTimeT)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("tm* mozce_localtime called\n");
#endif
return mozce_localtime_r(inTimeT, &tmStorage);
}
MOZCE_SHUNT_API struct tm* mozce_gmtime_r(const time_t* inTimeT, struct tm* outRetval)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("tm* mozce_gmtime_r called\n");
#endif
struct tm* retval = NULL;
if(NULL != inTimeT)
{
SYSTEMTIME winGMTime;
time_t_2_SYSTEMTIME(winGMTime, *inTimeT);
outRetval->tm_sec = (int)winGMTime.wSecond;
outRetval->tm_min = (int)winGMTime.wMinute;
outRetval->tm_hour = (int)winGMTime.wHour;
outRetval->tm_mday = (int)winGMTime.wDay;
outRetval->tm_mon = (int)(winGMTime.wMonth - 1);
outRetval->tm_year = (int)(winGMTime.wYear - 1900);
outRetval->tm_wday = (int)winGMTime.wDayOfWeek;
outRetval->tm_isdst = -1;
outRetval->tm_yday = (int)winGMTime.wDay + sDaysOfYear[outRetval->tm_mon];
if(0 == (winGMTime.wYear & 3))
{
if(2 < winGMTime.wMonth)
{
if(0 == winGMTime.wYear % 100)
{
if(0 == winGMTime.wYear % 400)
{
outRetval->tm_yday++;
}
}
else
{
outRetval->tm_yday++;
}
}
}
retval = outRetval;
}
return retval;
}
MOZCE_SHUNT_API struct tm* mozce_gmtime(const time_t* inTimeT)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("tm* mozce_gmtime called\n");
#endif
return mozce_gmtime_r(inTimeT, &tmStorage);
}
MOZCE_SHUNT_API time_t mozce_mktime(struct tm* inTM)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("mozce_mktime called\n");
#endif
time_t retval = (time_t)-1;
if(NULL != inTM)
{
SYSTEMTIME winTime;
struct tm* gmTime = NULL;
memset(&winTime, 0, sizeof(winTime));
/*
* Ignore tm_wday and tm_yday.
* We likely have some problems with dst.
*/
winTime.wSecond = inTM->tm_sec;
winTime.wMinute = inTM->tm_min;
winTime.wHour = inTM->tm_hour;
winTime.wDay = inTM->tm_mday;
winTime.wMonth = inTM->tm_mon + 1;
winTime.wYear = inTM->tm_year + 1900;
/*
* First get our time_t.
*/
SYSTEMTIME_2_time_t(retval, winTime);
/*
* Now overwrite the struct passed in with what we believe it should be.
*/
gmTime = mozce_gmtime_r(&retval, inTM);
}
return retval;
}
MOZCE_SHUNT_API time_t mozce_time(time_t* inStorage)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("mozce_time called\n");
#endif
time_t retval = 0;
SYSTEMTIME sysTime;
GetSystemTime(&sysTime);
SYSTEMTIME_2_time_t(retval, sysTime);
if(NULL != inStorage)
{
*inStorage = retval;
}
return retval;
}
MOZCE_SHUNT_API char* mozce_ctime(const time_t* timer)
{
MOZCE_PRECHECK
#ifdef DEBUG
mozce_printf("mozce_ctime called\n");
#endif
char* retval = NULL;
if(NULL != timer)
{
struct tm tmLocal;
struct tm* localRes = NULL;
localRes = mozce_localtime_r(timer, &tmLocal);
if(NULL != localRes)
{
static char ctimeBuf[32];
size_t strftimeRes = 0;
// Sat Dec 20 01:05:05 1969\n\0
strftimeRes = mozce_strftime(ctimeBuf, sizeof(ctimeBuf), "%a %b %d %H %Y\n", &tmLocal);
if(0 != strftimeRes)
{
retval = ctimeBuf;
}
}
}
return retval;
}
#if 0
{
#endif
} /* extern "C" */