Initial community commit

Src/external_dependencies/openmpt-trunk/include/unrar/timefn.hpp

@@ -0,0 +1,65 @@
+#ifndef _RAR_TIMEFN_
+#define _RAR_TIMEFN_
+
+struct RarLocalTime
+{
+  uint Year;
+  uint Month;
+  uint Day;
+  uint Hour;
+  uint Minute;
+  uint Second;
+  uint Reminder; // Part of time smaller than 1 second, represented in 1/REMINDER_PRECISION intervals.
+  uint wDay;
+  uint yDay;
+};
+
+
+class RarTime
+{
+  private:
+    static const uint TICKS_PER_SECOND = 1000000000; // Internal precision.
+
+    // Internal time representation in 1/TICKS_PER_SECOND since 01.01.1601.
+    // We use nanoseconds here to handle the high precision Unix time.
+    uint64 itime;
+  public:
+    // RarLocalTime::Reminder precision. Must be equal to TICKS_PER_SECOND.
+    // Unlike TICKS_PER_SECOND, it is a public field.
+    static const uint REMINDER_PRECISION = TICKS_PER_SECOND;
+  public:
+    RarTime() {Reset();}
+    bool operator == (RarTime &rt) {return itime==rt.itime;}
+    bool operator != (RarTime &rt) {return itime!=rt.itime;}
+    bool operator < (RarTime &rt)  {return itime<rt.itime;}
+    bool operator <= (RarTime &rt) {return itime<rt.itime || itime==rt.itime;}
+    bool operator > (RarTime &rt)  {return itime>rt.itime;}
+    bool operator >= (RarTime &rt) {return itime>rt.itime || itime==rt.itime;}
+
+    void GetLocal(RarLocalTime *lt);
+    void SetLocal(RarLocalTime *lt);
+#ifdef _WIN_ALL
+    void GetWinFT(FILETIME *ft);
+    void SetWinFT(FILETIME *ft);
+#endif
+    uint64 GetWin();
+    void SetWin(uint64 WinTime);
+    time_t GetUnix();
+    void SetUnix(time_t ut);
+    uint64 GetUnixNS();
+    void SetUnixNS(uint64 ns);
+    uint GetDos();
+    void SetDos(uint DosTime);
+    void GetText(wchar *DateStr,size_t MaxSize,bool FullMS);
+    void SetIsoText(const wchar *TimeText);
+    void SetAgeText(const wchar *TimeText);
+    void SetCurrentTime();
+    void Reset() {itime=0;}
+    bool IsSet() {return itime!=0;}
+    void Adjust(int64 ns);
+};
+
+const wchar *GetMonthName(int Month);
+bool IsLeapYear(int Year);
+
+#endif