win32filetime.h

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#pragma once
//------------------------------------------------------------------------------
#include "core/types.h"
#include "util/string.h"
 
//------------------------------------------------------------------------------
namespace Win32
{
class Win32FileTime
{
public:
    Win32FileTime();
    Win32FileTime(const Util::String& str);
    Win32FileTime(uint64_t epochTime);
    friend bool operator==(const Win32FileTime& a, const Win32FileTime& b);
    friend bool operator!=(const Win32FileTime& a, const Win32FileTime& b);
    friend bool operator>(const Win32FileTime& a, const Win32FileTime& b);
    friend bool operator<(const Win32FileTime& a, const Win32FileTime& b);
    Util::String AsString() const;

    uint GetHighBits() const;
    uint GetLowBits() const;
    void SetBits(uint lowBits, uint highBits);

    uint64_t AsEpochTime() const;
    void SetFromEpochTime(uint64_t epochTime);
 
    FILETIME time;
};
 
//------------------------------------------------------------------------------
inline
Win32FileTime::Win32FileTime()
{
    time.dwLowDateTime = 0;
    time.dwHighDateTime = 0;
}
//------------------------------------------------------------------------------
inline
Win32FileTime::Win32FileTime(uint64_t epochTime)
{
    SetFromEpochTime(epochTime);
}
 
//------------------------------------------------------------------------------
inline bool 
operator==(const Win32FileTime& a, const Win32FileTime& b)
{
    return (0 == CompareFileTime(&(a.time), &(b.time)));
}
 
//------------------------------------------------------------------------------
inline bool 
operator!=(const Win32FileTime& a, const Win32FileTime& b)
{
    return (0 != CompareFileTime(&(a.time), &(b.time)));
}
 
//------------------------------------------------------------------------------
inline bool
operator>(const Win32FileTime& a, const Win32FileTime& b)
{
    return (1 == CompareFileTime(&(a.time), &(b.time)));
}
 
//------------------------------------------------------------------------------
inline bool
operator <(const Win32FileTime& a, const Win32FileTime& b)
{
    return (-1 == CompareFileTime(&(a.time), &(b.time)));
}
 
}; // namespace Win32
//------------------------------------------------------------------------------