public FAT32(Partition p) : base(p)
{
BootSector = new BootSectorFAT32(p);
BootSector.Refresh();
if ((BootSector as BootSectorFAT32).BPB_FSInfo != 0x0)
FileSystemInfo32 = new FileSystemInfo32(p, (BootSector as BootSectorFAT32).BPB_FSInfo);
else
FileSystemInfo32 = null;
FileAllocationTable = new FileAllocationTableFAT32(this, p,
BootSector.ReservedSectorCount,
(uint)(BootSector.ReservedSectorCount + BootSector.FATsz16));
CalcOffsets();
}
public FileAllocationTableFAT32(FAT32 fat32, Partition p, uint firstsector, uint secondsector)
{
this.fat32 = fat32;
this.FirstSector = firstsector;
this.SecondSector = secondsector;
this.TotalClusters = (fat32.BootSector.TotalSectors32-fat32.BootSector.ReservedSectorCount)/ fat32.BootSector.SectorsPerCluster;
this.p = p;
this.ClusterSize = (uint)(fat32.BootSector.SectorsPerCluster * fat32.BootSector.BytesPerSec);
switch (fat32.BootSector.BytesPerSec/4)
{
case 128:
Shift = 7;
Mask = 0x7f;
break;
default:
throw new Exception("weird sector size");
}
}
protected FAT(Partition p)
{
this.p = p;
}
public FileSystemInfo32(Partition p, uint Offset)
{
this.p = p;
this.Offset = Offset;
Sector = new byte[p.BlockSize];
}
public BootSectorFAT32(Partition p) : base(p) { }
public BootSector(Partition p)
{
this.p = p;
Sector = new byte[p.BlockSize];
}
