static void FileExistsExample()
{
FILINFO fno = new FILINFO();
res = Ff.Current.f_stat("/sub1/File2.txt", ref fno);
switch (res)
{
case Ff.FRESULT.FR_OK:
Debug.WriteLine($"Size: {fno.fsize}");
Debug.WriteLine(String.Format("Timestamp: {0}/{1}/{2}, {3}:{4}",
(fno.fdate >> 9) + 1980, fno.fdate >> 5 & 15, fno.fdate & 31,
fno.ftime >> 11, fno.ftime >> 5 & 63));
Debug.WriteLine(String.Format("Attributes: {0}{1}{2}{3}{4}",
(fno.fattrib & AM_DIR) > 0 ? 'D' : '-',
(fno.fattrib & AM_RDO) > 0 ? 'R' : '-',
(fno.fattrib & AM_HID) > 0 ? 'H' : '-',
(fno.fattrib & AM_SYS) > 0 ? 'S' : '-',
(fno.fattrib & AM_ARC) > 0 ? 'A' : '-'));
break;
case Ff.FRESULT.FR_NO_FILE:
Debug.WriteLine("File does not exist");
break;
default:
Debug.WriteLine($"An error occured. {res.ToString()}");
break;
}
}
static void GetFreeSpaceExample()
{
uint fre_clust = 0;
uint fre_sect, tot_sect;
/* Get volume information and free clusters of drive 1 */
res = Ff.Current.f_getfree("0:", ref fre_clust, ref fs);
if (res != FRESULT.FR_OK)
{
Debug.WriteLine($"An error occured. {res.ToString()}");
return;
}
;
/* Get total sectors and free sectors */
tot_sect = (fs.n_fatent - 2) * fs.csize;
fre_sect = fre_clust * fs.csize;
/* Print the free space (assuming 512 bytes/sector) */
Debug.WriteLine(String.Format("{0} KB total drive space\n{1} KB available", tot_sect / 2, fre_sect / 2));
}