buffer = new byte[BUFFER_SIZE];
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create instance with Configuration, hash algorithms and salt")
        void testConstructorWithConfigHashAlgosAndSalt() {
            int[] hashAlgos = { PreauthIntegrityNegotiateContext.HASH_ALGO_SHA512 };
            byte[] salt = { 0x01, 0x02, 0x03, 0x04 };

package jcifs.smb;

import org.bouncycastle.util.encoders.Hex;

/**
 * Authenticator directly specifing the user's NT hash
 *
 * @author mbechler
 *
 */
public class NtlmNtHashAuthenticator extends NtlmPasswordAuthenticator {

    private static final long serialVersionUID = 4328214169536360351L;
    /** The NT hash for authentication */
    private final byte[] ntHash;

    /**

        return nTOWFv2(domain, username, getNTHash(password));
    }

    /**
     * Generates the NTOWFv2 hash for the given domain, username, and password hash.
     *
     * @param domain the authentication domain
     * @param username the username
     * @param passwordHash
     *            NT password hash
     *
     * @return the calculated mac
     */

    void testNTOWFv1() {
        byte[] hash = NtlmPasswordAuthentication.nTOWFv1("password");
        assertNotNull(hash);
        assertEquals(16, hash.length);
    }

    // Test nTOWFv2
    @Test
    void testNTOWFv2() {
        byte[] hash = NtlmPasswordAuthentication.nTOWFv2("DOMAIN", "user", "password");
        assertNotNull(hash);
        assertEquals(16, hash.length);
    }

    // Test unescape method

    }

    /**
     * Get channel binding hash
     *
     * @return binding hash bytes
     */
    public byte[] getBindingHash() {
        return bindingHash;
    }

    /**
     * Set channel binding hash
     *
     * @param bindingHash binding hash bytes
     */
    public void setBindingHash(byte[] bindingHash) {

        byte[] expectedHash = preauthService.getCurrentPreauthHash(sessionId);

        // Validation should pass with correct hash
        assertTrue(preauthService.validatePreauthIntegrity(sessionId, expectedHash));

        // Validation should fail with incorrect hash
        byte[] incorrectHash = new byte[expectedHash.length];
        secureRandom.nextBytes(incorrectHash);

    }

    /**
     * Generate the ANSI DES hash for the password associated with these credentials.
     *
     * @param password the password to hash
     * @param challenge the server challenge bytes
     * @return the ANSI DES hash response
     */
    static public byte[] getPreNTLMResponse(final String password, final byte[] challenge) {

     */
    @Size(max = 10000)
    @Required
    public String rt;

    /**
     * Hash value for security or validation purposes.
     * This field is optional and used for request verification.
     */
    public String hash;

    /**
     * Query identifier associated with the search that led to this document access.
     * This is required for tracking and analytics purposes.

            Arrays.sort(newInputs);
        }
    }

    /**
     * Calculates the hash code for this CharMappingItem based on inputs and output.
     *
     * @return the hash code value for this object
     */
    @Override
    public int hashCode() {
        return Objects.hash(Arrays.hashCode(inputs), output);
    }

    /**

            byte[] hash = md.digest(input);
            System.arraycopy(hash, 0, derived, 0, Math.min(length, hash.length));

            // If we need more bytes, hash again with counter
            int counter = 1;
            while (derived.length > hash.length * counter) {
                md.update(input);
                md.update((byte) counter);
                hash = md.digest();