src/Robin/Ntlm/Crypt/Des/OpenSslDesEncrypter.php
private function getOpenSslEncryptionOptions()
    {
        $options = self::DEFAULT_OPENSSL_OPTIONS;

        if ($this->zero_pad) {
            $options = $options | OPENSSL_ZERO_PADDING;
        }

        return $options;
    }
private function getOpenSslEncryptionOptions()
    {
        $options = self::DEFAULT_OPENSSL_OPTIONS;

        if ($this->zero_pad) {
            $options = $options | OPENSSL_ZERO_PADDING;
        }

        return $options;
    }
Gets the OpenSSL encryption options.

@return int The options to use in an OpenSSL encryption call.