BarinkOS/kernel/storage/filesystems/FAT/msdosDate.h
Nigel e6901f0526 We can now open and read files on the harddisk through a messy virtual filesystem
The uri has to contain 8.3 filenames for now as I have not yet figured out
how to convert from that to regular filenaming for the name comparison.

reading files is still limited to 1 sector
2023-02-26 13:44:41 +01:00

43 lines
960 B
C++

//
// Created by nigel on 23/02/23.
//
#pragma once
#include "../../../terminal/kterm.h"
#include "../../../memory/KernelHeap.h"
#include "../../../../CoreLib/Memory.h"
// Date Format
// [0..4] Day
// [5..8] Month
// [9..15] Year
class MSDOSDATE {
static void ParseDate(unsigned int date){
printf("Date (hex) 0x%x\n", date);
unsigned int year = (date >> 9 )+ 1980;
unsigned int month = (date & 0xf0 ) >> 4;
unsigned int day = date & 0xf ;
printf("Date: (D,M,Y) %d, %d ,%d\n", day , month, year );
}
};
// Time Format
// [0..4] Seconds
// [5..10] Minute
// [11..15] Hour
class MSDOSTIME {
static void ParseTime(unsigned int time)
{
printf("Time (hex) 0x%x\n", time);
unsigned int seconds = ( time & 0x0f) * 2;
unsigned int minutes = (time & 0xf0);
unsigned int hours = (time & 0xf00);
printf("Time (H:M:S) %d:%d:%d\n", hours, minutes, seconds);
}
};