}

    /**
     * Creates a Type-1 message using the given raw Type-1 material.
     *
     * @param material The raw Type-1 material used to construct this message.
     * @throws IOException If an error occurs while parsing the material.
     */
    public Type1Message(byte[] material) throws IOException {
        parse(material);
    }

    /**
     * Returns the supplied authentication domain.
     *

        int lmResponseOffset = readULong(material, 16);
        byte[] ntResponse = readSecurityBuffer(material, 20);
        int ntResponseOffset = readULong(material, 24);
        byte[] domain = readSecurityBuffer(material, 28);
        int domainOffset = readULong(material, 32);
        byte[] user = readSecurityBuffer(material, 36);
        int userOffset = readULong(material, 40);

    /**
     * Creates a Type-2 message using the given raw Type-2 material.
     *
     * @param material
     *            The raw Type-2 material used to construct this message.
     * @throws IOException
     *             If an error occurs while parsing the material.
     */
    public Type2Message ( byte[] material ) throws IOException {
        parse(material);
    }


    /**

// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    }

    /**
     * Creates a Type-2 message using the given raw Type-2 material.
     *
     * @param material The raw Type-2 material used to construct this message.
     * @throws IOException If an error occurs while parsing the material.
     */
    public Type2Message(byte[] material) throws IOException {
        parse(material);
    }

    /**
     * Returns the challenge for this message.
     *

    /**
     * Creates a Type-1 message using the given raw Type-1 material.
     *
     * @param material
     *            The raw Type-1 material used to construct this message.
     * @throws IOException
     *             If an error occurs while parsing the material.
     */
    public Type1Message ( byte[] material ) throws IOException {
        parse(material);
    }


    /**

    private byte[] ipad = new byte[BLOCK_LENGTH];

    private byte[] opad = new byte[BLOCK_LENGTH];

    /**
     * Creates an HMACT64 instance which uses the given secret key material.
     *
     * @param key The key material to use in hashing.
     */
    public HMACT64(byte[] key) {
        super("HMACT64");
        int length = Math.min(key.length, BLOCK_LENGTH);
        for (int i = 0; i < length; i++) {

    private byte[] ipad = new byte[BLOCK_LENGTH];

    private byte[] opad = new byte[BLOCK_LENGTH];


    /**
     * Creates an HMACT64 instance which uses the given secret key material.
     *
     * @param key
     *            The key material to use in hashing.
     */
    public HMACT64 ( byte[] key ) {
        super("HMACT64");
        int length = Math.min(key.length, BLOCK_LENGTH);

    /**
     * Creates a Type-3 message using the given raw Type-3 material.
     *
     * @param material
     *            The raw Type-3 material used to construct this message.
     * @throws IOException
     *             If an error occurs while parsing the material.
     */
    public Type3Message ( byte[] material ) throws IOException {
        parse(material);
    }


    /**

    least three years, to give the same user the materials
    specified in Subsection 6a, above, for a charge no more
    than the cost of performing this distribution.

    d) If distribution of the work is made by offering access to copy
    from a designated place, offer equivalent access to copy the above
    specified materials from the same place.