All classes that implement ChmodInterface in Drupal 9
- class \Drupal\Core\FileTransfer\FTPExtension implements ChmodInterface
- class \Drupal\Core\FileTransfer\Local implements ChmodInterface uses DependencySerializationTrait
- class \Drupal\Core\FileTransfer\SSH implements ChmodInterface
- class \Drupal\update_test\TestFileTransferWithSettingsForm