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59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
#ifdef INTELLISENSE_DIRECTIVES
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# include "debug.h"
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# include "time.h"
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#endif
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MD_DateTime
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md_date_time_from_unix_time(MD_U64 unix_time)
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{
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MD_DateTime date = {0};
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date.year = 1970;
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date.day = 1 + (unix_time / 86400);
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date.sec = (MD_U32) unix_time % 60;
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date.md_min = (MD_U32)(unix_time / 60) % 60;
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date.hour = (MD_U32)(unix_time / 3600) % 24;
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for(;;)
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{
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for(date.month = 0; date.month < 12; ++date.month)
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{
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MD_U64 c = 0;
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switch(date.month)
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{
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case MD_Month_Jan: c = 31; break;
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case MD_Month_Feb:
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{
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if((date.year % 4 == 0) && ((date.year % 100) != 0 || (date.year % 400) == 0))
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{
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c = 29;
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}
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else
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{
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c = 28;
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}
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} break;
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case MD_Month_Mar: c = 31; break;
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case MD_Month_Apr: c = 30; break;
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case MD_Month_May: c = 31; break;
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case MD_Month_Jun: c = 30; break;
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case MD_Month_Jul: c = 31; break;
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case MD_Month_Aug: c = 31; break;
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case MD_Month_Sep: c = 30; break;
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case MD_Month_Oct: c = 31; break;
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case MD_Month_Nov: c = 30; break;
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case MD_Month_Dec: c = 31; break;
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default: md_invalid_path;
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}
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if(date.day <= c)
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{
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goto exit;
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}
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date.day -= c;
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}
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++date.year;
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}
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exit:;
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return date;
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}
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