LdapTools\Connection\LdapConnection::setControl PHP Method

    public function setControl(LdapControl $control)
    {
        // To set a a server control we must first be bound...
        if (!$this->isBound()) {
            $this->connect();
        }
        if (!@ldap_set_option($this->connection, LDAP_OPT_SERVER_CONTROLS, [$control->toArray()]) && $control->getCriticality()) {
            throw new LdapConnectionException(sprintf('Unable to set control for OID "%s".', $control->getOid()));
        }
    }