DfsReferralData initial = null;
                @SuppressWarnings ( "resource" )
                SmbTransportInternal trans = dc != null ? dc.unwrap(SmbTransportInternal.class) : null;
                if ( trans != null ) {
                    // get domain referral

            bufferIndex += this.server.guid.length;
            this.server.oemDomainName = new String();

            if ( this.byteCount > 16 ) {
                // have initial spnego token
                this.server.encryptionKeyLength = this.byteCount - 16;
                this.server.encryptionKey = new byte[this.server.encryptionKeyLength];

        }
        try {
            NegTokenInit tok = new NegTokenInit(initialToken);
            if ( log.isDebugEnabled() ) {
                log.debug("Have initial token " + tok);
            }
            if ( tok.getMechanisms() != null ) {
                Set<ASN1ObjectIdentifier> mechs = new HashSet<>(Arrays.asList(tok.getMechanisms()));

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Enumeration;

import org.bouncycastle.asn1.*;

import jcifs.util.Hexdump;


/**
 * SPNEGO initial token
 */
@SuppressWarnings ( "javadoc" )
public class NegTokenInit extends SpnegoToken {

    public static final int DELEGATION = 0x80;
    public static final int MUTUAL_AUTHENTICATION = 0x40;

    int getReceiveBufferSize ();


    /**
     * 
     * @return the transaction buffer size
     */
    int getTransactionBufferSize ();


    /**
     * 
     * @return number of initial credits the server grants
     */
    int getInitialCredits ();


    /**
     * @param tc
     * @param forceSigning
     * @return whether a connection can be reused for this config
     */

            if ( initialToken != null && initialToken.length > 0 ) {
                NegTokenInit tok = new NegTokenInit(initialToken);
                if ( log.isDebugEnabled() ) {
                    log.debug("Have initial token " + tok);
                }
                if ( tok.getMechanisms() != null ) {
                    Set<ASN1ObjectIdentifier> mechs = new HashSet<>(Arrays.asList(tok.getMechanisms()));

     * but an implemantation that encorporates the transport header(for
     * efficiency) might use a different initial bufferIndex. For example,
     * to eliminate copying data when writing NbtSession data one might
     * manage that 4 byte header specifically and therefore the initial
     * bufferIndex, and thus headerStart, would be 4).(NOTE: If one where

    /**
     * @return the common/negotiated capabilieis
     */
    public final int getCommonCapabilities () {
        return this.commonCapabilities;
    }


    /**
     * @return initial security blob
     */
    public byte[] getSecurityBlob () {
        return this.securityBuffer;
    }


    /**
     * @return the maxTransactSize
     */
    public int getMaxTransactSize () {

     * but an implemantation that encorporates the transport header(for
     * efficiency) might use a different initial bufferIndex. For example,
     * to eliminate copying data when writing NbtSession data one might
     * manage that 4 byte header specifically and therefore the initial
     * bufferIndex, and thus headerStart, would be 4).(NOTE: If one where

    /**
     * Resets this object disregarding any temporary data present at the
     * time of the invocation of this call.
     */
    public void engineReset () {
        // initial values of MD4 i.e. A, B, C, D
        // as per rfc-1320; they are low-order byte first
        context[0] = 0x67452301;
        context[1] = 0xEFCDAB89;
        context[2] = 0x98BADCFE;
        context[3] = 0x10325476;