ioe = (TransportException) root;
            root = ( (TransportException) ioe ).getCause();
        }
        if ( root instanceof InterruptedException ) {
            ioe = new InterruptedIOException(root.getMessage());
            ioe.initCause(root);
        }
        return ioe;
    }


    /**
     * Closes this input stream and releases any system resources associated with the stream.
     *

                return;
            try {
                transport.wait();
            } catch (InterruptedException ie) {
                throw new SmbException(ie.getMessage(), ie);
            }
        }
        connectionState = 1; // trying ...

        try {
            transport.connect();

            /*
             * Session Setup And X Request / Response

     */
    static SmbException wrap ( CIFSException e ) {
        if ( e instanceof SmbException ) {
            return (SmbException) e;
        }
        return new SmbException(e.getMessage(), e);
    }

            writeSecurityBuffer(type3, 52, offset, sessionKey);
            writeULong(type3, 60, flags);
            return type3;
        } catch (IOException ex) {
            throw new IllegalStateException(ex.getMessage());
        }
    }

    public String toString() {
        String user = getUser();
        String domain = getDomain();
        String workstation = getWorkstation();

            catch ( SmbAuthException e )  {
                // guest share not accessible
            }
            catch ( SmbException e) {
                if ("Cannot rename between different trees".equals(e.getMessage())) {
                    // expected
                    return;
                }
                throw e;
            }
            finally {
                if ( !renamed && f.exists() ) {

            ipad[i] = IPAD;
            opad[i] = OPAD;
        }
        try {
            md5 = MessageDigest.getInstance("MD5");
        } catch (Exception ex) {
            throw new IllegalStateException(ex.getMessage());
        }
        engineReset();
    }

    private HMACT64(HMACT64 hmac) throws CloneNotSupportedException {
        super("HMACT64");
        this.ipad = hmac.ipad;
        this.opad = hmac.opad;

            this.state++;
            return out;
        }
        catch ( SmbException e ) {
            throw e;
        }
        catch ( Exception e ) {
            throw new SmbException(e.getMessage(), e);
        }
    }


    /**
     * @param msg2
     * @return
     * @throws GeneralSecurityException
     * @throws CIFSException
     */

        try ( SmbFile f = new SmbFile("smb://[::1]/", getContext()) ) {
            f.list();
        } catch (final SmbException e) {
            if (!"Failed to connect: /0:0:0:0:0:0:0:1".equals(e.getMessage())) {
                throw e;
            }
        }
    }

    private static class TestDfsReferral implements DfsReferralData {

        private String server;
        private String share;

    @Override
    public Object clone () {
        try {
            return new HMACT64(this);
        }
        catch ( CloneNotSupportedException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    protected byte[] engineDigest () {
        byte[] digest = this.md5.digest();
        this.md5.update(this.opad);
        return this.md5.digest(digest);
    }

            pos += writeSecurityBufferContent(type1, pos, wsOffOff, workstation);
            return type1;
        }
        catch ( IOException ex ) {
            throw new IllegalStateException(ex.getMessage());
        }
    }


    @Override
    public String toString () {
        String suppliedDomainString = getSuppliedDomain();
        String suppliedWorkstationString = getSuppliedWorkstation();