bufferIndex += 2;
        this.tflags = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4;

        this.referrals = new Referral[this.numReferrals];
        for ( int ri = 0; ri < this.numReferrals; ri++ ) {
            this.referrals[ ri ] = new Referral();
            bufferIndex += this.referrals[ ri ].decode(buffer, bufferIndex, len);
        }

        return bufferIndex - start;
    }


    /**

             * longest path in the list of stand-alone referrals.
             */
            if (referrals != null && now > referrals.expiration) {
                referrals = null;
            }
            if (referrals == null) {
                referrals = new CacheEntry(0);
            }
            String key = "\\" + domain + "\\" + root;

        bufferIndex += 2;
        flags = readInt2( buffer, bufferIndex );
        bufferIndex += 4;

        referrals = new Referral[numReferrals];
        for (int ri = 0; ri < numReferrals; ri++) {
            referrals[ri] = new Referral();
            bufferIndex += referrals[ri].readWireFormat( buffer, bufferIndex, len );
        }

        return bufferIndex - start;
    }

            dr.resolveHashes = auth.hashesExternal;
            dr.ttl = resp.referrals[di].ttl;
            dr.expiration = expiration;
            if (path.equals("")) {
                dr.server = resp.referrals[di].path.substring(1).toLowerCase();
            } else {
                dfsPathSplit(resp.referrals[di].node, arr);
                dr.server = arr[1];
                dr.share = arr[2];

         * longest path in the list of stand-alone referrals.
         */

        CacheEntry<DfsReferralDataInternal> refs;
        synchronized ( this.referralsLock ) {
            refs = this.referrals;
            if ( refs == null || now > refs.expiration ) {
                refs = new CacheEntry<>(0);
            }
            this.referrals = refs;
        }
        String key = "\\" + domain + "\\" + root;

     */
    int getPathConsumed ();


    /**
     * @return the replacement path for this referal
     */
    String getPath ();


    /**
     * @return the expiration time of this entry
     */
    long getExpiration ();


    /**
     * 
     * @return pointer to next referral, points to self if there is no further referral
     */
    DfsReferralData next ();


    /**

     * @param next
     * @return new referral, combining a chain of referrals
     */
    DfsReferralDataInternal combine ( DfsReferralData next );


    /**
     * @param dr
     */
    void append ( DfsReferralDataInternal dr );

    }


    /**
     * 
     * @param loc
     * @param host
     * @param referral
     * @return tree handle
     * @throws IOException
     */
    public synchronized SmbTreeHandleImpl connectHost ( SmbResourceLocatorImpl loc, String host, DfsReferralData referral ) throws IOException {
        String targetDomain = null;
        try ( SmbTreeImpl t = getTree() ) {

 * 
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs/Realm.
 * This can be a problem if using DFS in it's default configuration as that still returns referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.
 * See {@link jcifs.Configuration#isDfsConvertToFQDN()} for a workaround.
 * 
 * @author mbechler

 * DFS referrals. (E.g. a resource with a DFS root's parent will still point to the DFS root not the share it's actually
 * located in).
 * - share + uncpath within it: This is the relevant information for most SMB requests. Both are adjusted by DFS
 * referrals. Nested resources will inherit the information already resolved by the parent resource.
 * 
 * Invariant: