code: func (tz *TzArchive) syncFiles() {
  	tz.files = make([]*File, tz.NumFiles)
  	for i, f := range tz.File {
  		tz.files[i] = &File{}
  		tz.files[i].Header = f
  		tz.files[i].Name = strings.Replace(f.Name, "\\", "/", -1)
  		if f.FileInfo().IsDir() && !strings.HasSuffix(tz.files[i].Name, "/") {
  			tz.files[i].Name += "/"
  		}
  	}
  }
docs: // syncFiles syncs file information from file system to memroy object.