public Stream Open(FileEntry file, FileMode mode, FileAccess access, FileShare share)
{
var p = mountPoint.GetRelativePathTo(file);
var myFile = file as MyFileEntry;
if (myFile == null)
{
throw new FileNotFoundException("device '" + file.FullName + "' was not created by this file system");
}
var device = os.Devices.FirstOrDefault(d => d.guid == myFile.guid);
if (device == null)
{
throw new FileNotFoundException("device '" + file.FullName + "' not found");
}
if (access == FileAccess.Read)
{
return(device.OpenRead());
}
if (access == FileAccess.Write)
{
return(device.OpenWrite());
}
throw new NotImplementedException(FileAccess.ReadWrite + " is not implemented");
}
public void UpdateDirectoryInfo(DirEntry.UpdateHandle dir)
{
var path = mountPoint.GetRelativePathTo(dir.DirEntry);
ulong id = 0;
GetEntry(path, ref id);
var filtered = entries.Where(e => e.Value.parentId == id).ToArray();
var files = filtered.Where(e => fileContents.ContainsKey(e.Key)).ToArray();
var dirs = filtered.Except(files).ToArray();
foreach (var d in dirs)
{
dir.AddDirectory(d.Value.name);
}
foreach (var f in files)
{
dir.AddFile(f.Value.name);
}
}