private fun String.isAscii() = length == utf8Size().toInt()

  /**
   * Returns true if [hostname] matches the domain name [pattern].
   *
   * @param hostname lower-case host name.
   * @param pattern domain name pattern from certificate. May be a wildcard pattern such as
   *     `*.android.com`.
   */
  private fun verifyHostname(
    hostname: String?,

     * 
     * @param domain
     * @param username
     * @param challenge
     * @param ansiHash
     * @param unicodeHash
     */
    public NtlmPasswordAuthentication ( String domain, String username, byte[] challenge, byte[] ansiHash, byte[] unicodeHash ) {
        super(domain, username, null);
        if ( domain == null || username == null || ansiHash == null || unicodeHash == null ) {

    /**
     * @param domain
     * @param tf
     * @return whether the given domain is trusted
     * @throws CIFSException
     * @throws jcifs.smb.SmbAuthException
     */
    boolean isTrustedDomain ( CIFSContext tf, String domain ) throws CIFSException;


    /**
     * Get a connection to the domain controller for a given domain
     * 
     * @param domain
     * @param tf
     * @return connection

      C beforeUpper = requireNonNull(range.upperBound.greatestValueBelow(domain));
      // Per class spec, we are allowed to throw CCE if necessary
      empty = Range.compareOrThrow(afterLower, beforeUpper) > 0;
    }

    return empty
        ? new EmptyContiguousSet<C>(domain)
        : new RegularContiguousSet<C>(effectiveRange, domain);
  }

  /**

    }


    /**
     * 
     * @param domain
     * @param username
     * @param password
     * 
     * @return the caclulated mac
     */
    public static byte[] nTOWFv2 ( String domain, String username, String password ) {
        return nTOWFv2(domain, username, getNTHash(password));
    }


    /**
     * 
     * @param domain
     * @param username
     * @param passwordHash

    /**
     * Returns the supplied authentication domain.
     *
     * @return A <code>String</code> containing the supplied domain.
     */
    public String getSuppliedDomain () {
        return this.suppliedDomain;
    }


    /**
     * Sets the supplied authentication domain for this message.
     *
     * @param suppliedDomain
     *            The supplied domain for this message.
     */

    }

    public void setPassword(final String password) {
        this.password = password;
    }

    public String getDomain() {
        return domain;
    }

    public void setDomain(final String domain) {
        this.domain = domain;
    }

func TestS3String(t *testing.T) {
	const Domain = "SSE-S3"
	if domain := S3.String(); domain != Domain {
		t.Errorf("S3's string method returns wrong domain: got '%s' - want '%s'", domain, Domain)
	}
}

func TestSSECString(t *testing.T) {
	const Domain = "SSE-C"
	if domain := SSEC.String(); domain != Domain {
		t.Errorf("SSEC's string method returns wrong domain: got '%s' - want '%s'", domain, Domain)
	}
}

    /**
     * Create username/password credentials with specified domain
     * 
     * @param domain
     * @param username
     * @param passwordHash
     *            NT password hash
     */
    public NtlmNtHashAuthenticator ( String domain, String username, byte[] passwordHash ) {
        super(domain, username, null, AuthenticationType.USER);

    }

    public void setPassword(final String password) {
        this.password = password;
    }

    public String getDomain() {
        return domain;
    }

    public void setDomain(final String domain) {
        this.domain = domain;
    }