static final int FLAGS2_SECURITY_SIGNATURES = 0x0004;
    static final int FLAGS2_SECURITY_REQUIRE_SIGNATURES = 0x0010;
    static final int FLAGS2_EXTENDED_SECURITY_NEGOTIATION = 0x0800;
    static final int FLAGS2_RESOLVE_PATHS_IN_DFS = 0x1000;
    static final int FLAGS2_PERMIT_READ_IF_EXECUTE_PERM = 0x2000;
    static final int FLAGS2_STATUS32 = 0x4000;
    static final int FLAGS2_UNICODE = 0x8000;

    static final int CAP_NONE = 0x0000;

        if ( log.isTraceEnabled() ) {
            log.trace("Resolving root " + root);
        }
        /*
         * The link entries contain maps of referrals by path representing DFS links.
         * Note that paths are relative to the root like "\" and not "\example.com\root".
         */
        CacheEntry<DfsReferralDataInternal> links = roots.get(root);
        if ( links != null && now > links.expiration ) {

import java.io.IOException;
import java.io.InputStream;
import java.nio.channels.Channels;
import java.nio.channels.FileChannel;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;

    static final int FLAGS2_SECURITY_SIGNATURES           = 0x0004;
    static final int FLAGS2_EXTENDED_SECURITY_NEGOTIATION = 0x0800;
    static final int FLAGS2_RESOLVE_PATHS_IN_DFS          = 0x1000;
    static final int FLAGS2_PERMIT_READ_IF_EXECUTE_PERM   = 0x2000;
    static final int FLAGS2_STATUS32                      = 0x4000;
    static final int FLAGS2_UNICODE                       = 0x8000;

        int start = bufferIndex;

        pathConsumed = readInt2( buffer, bufferIndex );
        bufferIndex += 2;
            /* Samba 2.2.8a will reply with Unicode paths even though
             * ASCII is negotiated so we must use flags2 (probably
             * should anyway).
             */
        if((flags2 & FLAGS2_UNICODE) != 0) {
            pathConsumed /= 2;
        }

     */
    @Override
    public void setResolveInDfs ( boolean resolve ) {
        if ( resolve ) {
            addFlags2(SmbConstants.FLAGS2_RESOLVE_PATHS_IN_DFS);
        }
        else {
            remFlags2(SmbConstants.FLAGS2_RESOLVE_PATHS_IN_DFS);
        }
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.RequestWithPath#isResolveInDfs()
     */

            if ( this.isDfs() && !"IPC".equals(svc) && !"IPC$".equals(this.share) && request instanceof RequestWithPath ) {
                /*
                 * When DFS is in action all request paths are
                 * full UNC paths minus the first backslash like
                 * \server\share\path\to\file
                 * as opposed to normally
                 * \path\to\file
                 */

             * path or visa versa.
             */
            if ( this.fileLocator.overlaps(dest.getLocator()) ) {
                throw new SmbException("Source and destination paths overlap.");
            }

            WriterThread w = new WriterThread();
            w.setDaemon(true);

            try {
                w.start();

            /* When DFS is in action all request paths are
             * full UNC paths minus the first backslash like
             *   \server\share\path\to\file
             * as opposed to normally
             *   \path\to\file
             */
            request.flags2 = ServerMessageBlock.FLAGS2_RESOLVE_PATHS_IN_DFS;

                SmbTransport trans = null;

                root = root.toLowerCase();

                /* The link entries contain maps of referrals by path representing DFS links.
                 * Note that paths are relative to the root like "\" and not "\example.com\root".
                 */
                CacheEntry links = (CacheEntry)roots.get(root);
                if (links != null && now > links.expiration) {