public FatDataStream(FatFileSystem fat, DirectoryEntry entry, bool ignoreSize) : this(fat, (uint)(entry.fstClusHI << 16) | entry.fstClusLO)
{
if (!ignoreSize)
{
_length = entry.fileSize;
}
}
public FatDataStream(FatFileSystem fat, uint firstCluster)
{
_fat = fat;
_base = fat.GetStream();
_clusters = fat.GetClusterChain(firstCluster);
_length = (uint)_clusters.Length * fat.BytesPerCluster;
}
public static IEnumerable <DirectoryEntry> ReadRootDirectory(FatFileSystem fat, bool includeDeleted = false)
{
var stream = fat.GetStream();
stream.Position = (fat.ReservedSectors + fat.ClusterMapsSectors) * fat.BiosParameterBlock.BytesPerLogicalSector;
return(ReadDirectory(stream, fat.BiosParameterBlock.RootDirectoryEntries, includeDeleted));
}
public FatDirectory(FatFileSystem fat, DirectoryEntry entry, LongDirectoryEntry[]?lfnEntries, Directory parent) : base(fat, parent)
{
this.entry = entry;
this.lfnEntries = lfnEntries;
}
public FatDirectory(FatFileSystem fat) : base(fat, null)
{
}
public static IEnumerable <DirectoryEntry> ReadSubdirectory(FatFileSystem fat, uint cluster, bool includeDeleted = false) => ReadDirectory(new FatDataStream(fat, cluster), int.MaxValue, includeDeleted);
public FatDataStream(FatFileSystem fat, DirectoryEntry entry) : this(fat, entry, false)
{
}
public FatFile(FatFileSystem fat, DirectoryEntry entry, LongDirectoryEntry[]?lfnEntries, Directory dir) : base(fat, dir)
{
this.entry = entry;
this.lfnEntries = lfnEntries;
}