97 lines
1.5 KiB
C++
97 lines
1.5 KiB
C++
#ifndef __PRODOS_DATE_TIME__
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#define __PRODOS_DATE_TIME__
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#include <ctime>
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#include <stdint.h>
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namespace ProDOS {
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class DateTime
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{
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public:
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DateTime();
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DateTime(std::time_t);
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DateTime(uint32_t);
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DateTime(unsigned, unsigned);
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DateTime(unsigned year, unsigned month, unsigned day,
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unsigned hour, unsigned minute);
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std::time_t toUnix() const;
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operator std::time_t() const;
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operator uint32_t() const;
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unsigned date() const;
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unsigned time() const;
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unsigned minute() const;
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unsigned hour() const;
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unsigned day() const;
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unsigned month() const;
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unsigned year() const;
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private:
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void init(std::time_t);
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void init(unsigned, unsigned, unsigned, unsigned, unsigned);
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unsigned _yymmdd;
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unsigned _hhmm;
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};
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inline DateTime::operator std::time_t() const
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{
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return toUnix();
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}
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inline DateTime::operator uint32_t() const
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{
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return (_yymmdd << 16) | _hhmm;
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}
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inline unsigned DateTime::date() const
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{
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return _yymmdd;
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}
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inline unsigned DateTime::time() const
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{
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return _hhmm;
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}
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inline unsigned DateTime::minute() const
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{
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return _hhmm & 0x3f;
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}
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inline unsigned DateTime::hour() const
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{
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return (_hhmm >> 8) & 0x1f;
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}
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inline unsigned DateTime::day() const
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{
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return _yymmdd & 0x1f;
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}
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inline unsigned DateTime::month() const
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{
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return (_yymmdd >> 5) & 0x0f;
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}
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/*
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inline unsigned DateTime::year() const
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{
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unsigned tmp = _yymmdd >> 9;
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if (tmp <= 39) tmp += 100;
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return tmp + 1900;
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}
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*/
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} // namespace
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#endif
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