metaforce/Runtime/CBasics.hpp

71 lines
2.0 KiB
C++

#pragma once
#include <chrono>
#include <cstdint>
#include <cstdlib>
#include <algorithm>
#include <string>
#ifndef _WIN32
#include <sys/stat.h>
#else
struct _stat64;
#endif
#include "Runtime/GCNTypes.hpp"
namespace metaforce {
using OSTime = s64;
struct OSCalendarTime {
int x0_sec; // seconds after the minute [0, 61]
int x4_min; // minutes after the hour [0, 59]
int x8_hour; // hours since midnight [0, 23]
int xc_mday; // day of the month [1, 31]
int x10_mon; // month since January [0, 11]
int x14_year; // years in AD [1, ...]
int x18_wday; // days since Sunday [0, 6]
int x1c_yday; // days since January 1 [0, 365]
int x20_msec; // milliseconds after the second [0,999]
int x24_usec; // microseconds after the millisecond [0,999]
};
class CBasics {
public:
#if _WIN32
using Sstat = struct ::_stat64;
#else
using Sstat = struct stat;
#endif
static void Initialize();
static const u64 SECONDS_TO_2000;
static const u64 TICKS_PER_SECOND;
static OSTime ToWiiTime(std::chrono::system_clock::time_point time);
static std::chrono::system_clock::time_point FromWiiTime(OSTime wiiTime);
static OSTime GetTime() { return ToWiiTime(std::chrono::system_clock::now()); }
static u64 GetGCTicks();
static constexpr u64 GetGCTicksPerSec() { return 486000000ull; }
static OSCalendarTime ToCalendarTime(OSTime time) { return ToCalendarTime(FromWiiTime(time)); }
static OSCalendarTime ToCalendarTime(std::chrono::system_clock::time_point time);
static u16 SwapBytes(u16 v);
static u32 SwapBytes(u32 v);
static u64 SwapBytes(u64 v);
static float SwapBytes(float v);
static double SwapBytes(double s);
static void Swap2Bytes(u8* v);
static void Swap4Bytes(u8* v);
static void Swap8Bytes(u8* v);
static int RecursiveMakeDir(const char* dir);
static void MakeDir(const char* dir);
static int Stat(const char* path, Sstat* statOut);
static inline void ToLower(std::string& str) { std::transform(str.begin(), str.end(), str.begin(), ::tolower); }
};
} // namespace metaforce