determine if a reply code is a negative permanent response . all codes beginning with a 5 are negative permanent responses . the ftp server will send a negative permanent response on the failure of a command that can not be reattempted with success . concode_field_sep int ACTION_ABORTED concode_elem_sep int REQUESTED_PROT_LEVEL_NOT_SUPPORTED concode_elem_sep int UNAVAILABLE_RESOURCE concode_elem_sep int PATHNAME_CREATED concode_elem_sep int EXTENDED_PORT_FAILURE concode_elem_sep int CANNOT_OPEN_DATA_CONNECTION concode_elem_sep int FILE_STATUS concode_elem_sep int DIRECTORY_STATUS concode_elem_sep int RESTART_MARKER concode_elem_sep int PAGE_TYPE_UNKNOWN concode_elem_sep int FILE_ACTION_PENDING concode_elem_sep int SERVICE_NOT_READY concode_elem_sep int UNRECOGNIZED_COMMAND concode_elem_sep int BAD_TLS_NEGOTIATION_OR_DATA_ENCRYPTION_REQUIRED concode_elem_sep int COMMAND_NOT_IMPLEMENTED concode_elem_sep int SECURITY_MECHANISM_IS_OK concode_elem_sep int SECURITY_DATA_EXCHANGE_SUCCESSFULLY concode_elem_sep int TRANSFER_ABORTED concode_elem_sep int FILE_NAME_NOT_ALLOWED concode_elem_sep int NEED_ACCOUNT_FOR_STORING_FILES concode_elem_sep int NOT_LOGGED_IN concode_elem_sep int ENTERING_EPSV_MODE concode_elem_sep int NEED_PASSWORD concode_elem_sep int FAILED_SECURITY_CHECK concode_elem_sep int SYNTAX_ERROR_IN_ARGUMENTS concode_elem_sep int COMMAND_OK concode_elem_sep int FILE_ACTION_NOT_TAKEN concode_elem_sep int SECURITY_DATA_IS_ACCEPTABLE concode_elem_sep int CLOSING_DATA_CONNECTION concode_elem_sep int FILE_UNAVAILABLE concode_elem_sep int INSUFFICIENT_STORAGE concode_elem_sep int SECURITY_DATA_EXCHANGE_COMPLETE concode_elem_sep int SERVICE_CLOSING_CONTROL_CONNECTION concode_elem_sep int FILE_STATUS_OK concode_elem_sep int HELP_MESSAGE concode_elem_sep int COMMAND_NOT_IMPLEMENTED_FOR_PARAMETER concode_elem_sep int NAME_SYSTEM_TYPE concode_elem_sep int DATA_CONNECTION_OPEN concode_elem_sep int NEED_ACCOUNT concode_elem_sep int USER_LOGGED_IN concode_elem_sep int REQUEST_DENIED concode_elem_sep int COMMAND_IS_SUPERFLUOUS concode_elem_sep int DENIED_FOR_POLICY_REASONS concode_elem_sep int DATA_CONNECTION_ALREADY_OPEN concode_elem_sep int SERVICE_READY concode_elem_sep int BAD_COMMAND_SEQUENCE concode_elem_sep int SERVICE_NOT_AVAILABLE concode_elem_sep int SYSTEM_STATUS concode_elem_sep int STORAGE_ALLOCATION_EXCEEDED concode_elem_sep int ENTERING_PASSIVE_MODE concode_elem_sep int FILE_ACTION_OK concode_field_sep boolean isNegativeTransient concode_elem_sep boolean isPositiveIntermediate concode_elem_sep boolean isPositivePreliminary concode_elem_sep boolean isPositiveCompletion concode_elem_sep boolean isProtectedReplyCode
boolean function ( int arg0 ) { return ( arg0 >= 500 && arg0 < 600 ) ; }