mirror of
https://github.com/wiidev/usbloadergx.git
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120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
/***************************************************************************
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* Copyright (C) 2010
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* by Dimok
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any
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* damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any
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* purpose, including commercial applications, and to alter it and
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* redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you
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* must not claim that you wrote the original software. If you use
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* this software in a product, an acknowledgment in the product
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* documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and
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* must not be misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*
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* for WiiXplorer 2010
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***************************************************************************/
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#include <gctypes.h>
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#include <time.h>
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#include "timer.h"
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bool TimePassed(int limit)
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{
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static time_t starttime = 0;
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time_t timer = time(NULL);
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if (starttime == 0)
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starttime = timer;
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if(difftime(timer, starttime) >= limit)
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{
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starttime = 0;
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return true;
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}
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return false;
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}
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#define PERIOD_4 (4 * 365 + 1)
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#define PERIOD_100 (PERIOD_4 * 25 - 1)
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#define PERIOD_400 (PERIOD_100 * 4 + 1)
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void ConvertNTFSDate(u64 ulNTFSDate, TimeStruct * ptm)
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{
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unsigned year, mon, day, hour, min, sec;
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u64 v64 = ulNTFSDate;
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u8 ms[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
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unsigned temp;
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u32 v;
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v64 /= 10000000;
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sec = (unsigned)(v64 % 60);
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v64 /= 60;
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min = (unsigned)(v64 % 60);
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v64 /= 60;
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hour = (unsigned)(v64 % 24)+1;
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v64 /= 24;
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v = (u32)v64;
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year = (unsigned)(1601 + v / PERIOD_400 * 400);
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v %= PERIOD_400;
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temp = (unsigned)(v / PERIOD_100);
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if (temp == 4)
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temp = 3;
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year += temp * 100;
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v -= temp * PERIOD_100;
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temp = v / PERIOD_4;
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if (temp == 25)
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temp = 24;
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year += temp * 4;
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v -= temp * PERIOD_4;
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temp = v / 365;
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if (temp == 4)
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temp = 3;
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year += temp;
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v -= temp * 365;
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if (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
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ms[1] = 29;
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for (mon = 1; mon <= 12; mon++)
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{
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unsigned s = ms[mon - 1];
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if (v < s)
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break;
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v -= s;
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}
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day = (unsigned)v + 1;
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ptm->tm_mday = (u32)day;
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ptm->tm_mon = (u32)mon;
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ptm->tm_year = (u32)year;
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ptm->tm_hour = (u32)hour;
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ptm->tm_min = (u32)min;
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ptm->tm_sec = (u32)sec;
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}
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void ConvertDosDate(u64 ulDosDate, TimeStruct * ptm)
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{
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u32 uDate;
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uDate = (u32)(ulDosDate>>16);
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ptm->tm_mday = (u32)(uDate&0x1f) ;
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ptm->tm_mon = (u32)((((uDate)&0x1E0)/0x20)) ;
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ptm->tm_year = (u32)(((uDate&0x0FE00)/0x0200)+1980) ;
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ptm->tm_hour = (u32) ((ulDosDate &0xF800)/0x800);
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ptm->tm_min = (u32) ((ulDosDate&0x7E0)/0x20) ;
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ptm->tm_sec = (u32) (2*(ulDosDate&0x1f)) ;
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}
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