public VmSortedFileRecord MakeMissingRecord(int index)
 {
     VmSortedFileRecord o = new VmSortedFileRecord();
     o.FoundFlag = false;
     o.Index = index;
     return o;
 }
 public VmSortedFileRecord MakeFoundRecord(byte[] ba, int index)
 {
     VmSortedFileRecord o = new VmSortedFileRecord();
     o.FoundFlag = true;
     o.Index = index;
     o.Record = ba;
     return o;
 }