2015-08-17 05:26:58 +00:00
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#include <stdio.h>
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#include <stdarg.h>
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2016-10-09 21:41:23 +00:00
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#include <time.h>
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2015-08-17 05:26:58 +00:00
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#include "CBasics.hpp"
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2016-03-04 23:04:53 +00:00
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namespace urde
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2015-08-17 22:05:00 +00:00
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{
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2015-08-17 05:26:58 +00:00
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void CBasics::Init()
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{
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}
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const char* CBasics::Stringize(const char* fmt, ...)
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{
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2015-11-10 23:19:36 +00:00
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static char STRINGIZE_STR[2048] = {0};
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2015-08-17 05:26:58 +00:00
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va_list ap;
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va_start(ap, fmt);
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vsnprintf(STRINGIZE_STR, 2048, fmt, ap);
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va_end(ap);
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return STRINGIZE_STR;
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}
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2015-08-17 22:05:00 +00:00
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2016-10-09 21:41:23 +00:00
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const u64 CBasics::SECONDS_TO_2000 = 946684800LL;
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const u64 CBasics::TICKS_PER_SECOND = 60750000LL;
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2016-12-24 00:45:51 +00:00
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#ifndef _WIN32
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static struct tm* localtime_r(const time_t& time, struct tm& timeSt, long& gmtOff)
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{
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2016-12-24 06:08:48 +00:00
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auto ret = ::localtime_r(&time, &timeSt);
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2016-12-24 00:45:51 +00:00
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if (!ret)
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return nullptr;
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gmtOff = ret->tm_gmtoff;
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return ret;
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}
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#else
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static struct tm* localtime_r(const time_t& time, struct tm& timeSt, long& gmtOff)
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{
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struct tm _gmSt;
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auto reta = localtime_s(&timeSt, &time);
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auto retb = gmtime_s(&_gmSt, &time);
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if (reta || retb)
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return nullptr;
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gmtOff = mktime(&timeSt) - mktime(&_gmSt);
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return &timeSt;
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}
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#endif
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2016-10-09 21:41:23 +00:00
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OSTime CBasics::ToWiiTime(std::chrono::system_clock::time_point time)
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{
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2016-12-24 00:45:51 +00:00
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auto sec = std::chrono::time_point_cast<std::chrono::seconds>(time);
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auto us = std::chrono::duration_cast<std::chrono::microseconds>((time - sec)).count();
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time_t sysTime = std::chrono::system_clock::to_time_t(sec);
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2016-10-09 21:41:23 +00:00
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2016-12-24 00:45:51 +00:00
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struct tm _timeSt;
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long gmtOff;
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struct tm* timeSt = localtime_r(sysTime, _timeSt, gmtOff);
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if (!timeSt)
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2016-10-09 21:41:23 +00:00
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return 0;
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2016-12-24 00:45:51 +00:00
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/* Returning local */
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return OSTime(TICKS_PER_SECOND * ((sysTime + gmtOff) - SECONDS_TO_2000) +
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us * TICKS_PER_SECOND / 1000000);
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2016-10-09 21:41:23 +00:00
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}
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std::chrono::system_clock::time_point CBasics::FromWiiTime(OSTime wiiTime)
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{
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2016-12-24 00:45:51 +00:00
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auto div = std::lldiv(SECONDS_TO_2000 + wiiTime, TICKS_PER_SECOND);
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time_t time = time_t(div.quot);
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2016-10-09 21:41:23 +00:00
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time_t sysTime = std::chrono::system_clock::to_time_t(std::chrono::system_clock::now());
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2016-12-24 00:45:51 +00:00
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struct tm _timeSt;
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long gmtOff;
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struct tm* timeSt = localtime_r(sysTime, _timeSt, gmtOff);
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if (!timeSt)
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2016-10-09 21:41:23 +00:00
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return std::chrono::system_clock::from_time_t(0);
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2016-12-24 00:45:51 +00:00
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/* Returning GMT */
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return std::chrono::system_clock::from_time_t(time - gmtOff) +
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std::chrono::microseconds(div.rem * 1000000 / TICKS_PER_SECOND);
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2016-10-09 21:41:23 +00:00
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}
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2016-12-24 00:45:51 +00:00
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OSCalendarTime CBasics::ToCalendarTime(std::chrono::system_clock::time_point time)
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2016-12-23 06:41:39 +00:00
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{
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2016-12-24 00:45:51 +00:00
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OSCalendarTime ret;
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auto sec = std::chrono::time_point_cast<std::chrono::seconds>(time);
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auto us = std::chrono::duration_cast<std::chrono::microseconds>((time - sec)).count();
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time_t sysTime = std::chrono::system_clock::to_time_t(sec);
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struct tm _timeSt;
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long gmtOff;
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struct tm* timeSt = localtime_r(sysTime, _timeSt, gmtOff);
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if (!timeSt)
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return {};
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ret.x0_sec = timeSt->tm_sec;
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ret.x4_min = timeSt->tm_min;
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ret.x8_hour = timeSt->tm_hour;
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ret.xc_mday = timeSt->tm_mday;
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ret.x10_mon = timeSt->tm_mon;
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ret.x14_year = timeSt->tm_year + 1900;
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ret.x18_wday = timeSt->tm_wday;
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ret.x1c_yday = timeSt->tm_yday;
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auto div = std::ldiv(us, 1000);
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ret.x20_msec = div.quot;
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ret.x24_usec = div.rem;
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2016-12-23 06:41:39 +00:00
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return ret;
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}
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2015-08-17 22:05:00 +00:00
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}
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