else {
            link = path;
        }

        if ( log.isTraceEnabled() ) {
            log.trace("Initial link is " + link);
        }

        if ( dr == null || !link.equals(dr.getLink()) ) {
            while ( true ) {
                dr = links.map.get(link);

                if ( dr != null ) {
                    if ( log.isTraceEnabled() ) {
                        log.trace("Found at " + link);

        long usage = this.usageCount.decrementAndGet();
        if ( log.isTraceEnabled() ) {
            log.trace("Release transport " + usage + " " + this);
        }

        if ( usage == 0 ) {
            if ( log.isTraceEnabled() ) {
                log.trace("Transport usage dropped to zero " + this);
            }
        }
        else if ( usage < 0 ) {

        List methods = (List) getHeaderFields0().get(authHeader);
        if (methods == null) return null;
        Iterator iterator = methods.iterator();
        while (iterator.hasNext()) {
            String currentAuthMethod = (String) iterator.next();
            if (currentAuthMethod.startsWith("NTLM")) {
                if (currentAuthMethod.length() == 4) {
                    authMethod = "NTLM";

        }

        initDefaults();

        if( domain == null ) this.domain = DEFAULT_DOMAIN;
        if( username == null ) this.username = DEFAULT_USERNAME;
        if( password == null ) this.password = DEFAULT_PASSWORD;
    }
/**
 * Create an <tt>NtlmPasswordAuthentication</tt> object from a
 * domain, username, and password. Parameters that are <tt>null</tt>

        this.useNTSmbs = th.hasCapability(SmbConstants.CAP_NT_SMBS);
        if ( !this.useNTSmbs ) {
            log.debug("No support for NT SMBs");
        }

        // there seems to be a bug with some servers that causes corruption if using signatures +
        // CAP_LARGE_WRITE
        if ( th.hasCapability(SmbConstants.CAP_LARGE_WRITEX) && !th.areSignaturesActive() ) {

        this.open = false;
        if ( this.input != null ) {
            this.input.close();
            this.input = null;
        }

        if ( this.output != null ) {
            this.output.close();
            this.output = null;
        }

        try {
            if ( wasOpen ) {
                this.handle.close();
            }
            else if ( this.handle != null ) {

            case 2:
                if ( ch == '[' ) {
                    String server = str.substring(mark, si).trim();
                    if ( server.length() == 0 ) {
                        // this can also be a v6 address within brackets, look ahead required
                        int nexts = str.indexOf('[', si + 1);
                        int nexte = str.indexOf(']', si);

    public String toDisplayString () {
        if ( this.origin_server != null )
            resolveWeak();
        if ( this.domainName != null ) {
            String str;

            if ( this.type == SID_TYPE_DOMAIN ) {
                str = this.domainName;
            }
            else if ( this.type == SID_TYPE_WKN_GRP || this.domainName.equals("BUILTIN") ) {
                if ( this.type == SID_TYPE_UNKNOWN ) {

    }


    @Override
    public boolean isValid ( CIFSContext ctx, SmbNegotiationRequest req ) {
        if ( getDialectIndex() > 10 ) {
            return false;
        }

        if ( ( this.server.scapabilities & SmbConstants.CAP_EXTENDED_SECURITY ) != SmbConstants.CAP_EXTENDED_SECURITY

        byte[] plainDataChecksum = getHmac(plainData, codeHmac);
        if ( plainDataChecksum.length >= KerberosConstants.CHECKSUM_SIZE )
            for ( int i = 0; i < KerberosConstants.CHECKSUM_SIZE; i++ )
                if ( plainDataChecksum[ i ] != data[ i ] )
                    throw new GeneralSecurityException("Checksum failed while decrypting.");