leftt ^= work;
        right ^= (work << 2);

        work   = ((right >>>  8) ^ leftt) & 0x00ff00ff;
        leftt ^= work;
        right ^= (work << 8);
        right  = (right << 1) | ((right >>> 31) & 1);

        work   = (leftt ^ right) & 0xaaaaaaaa;
        leftt ^= work;
        right ^= work;
        leftt  = (leftt << 1) | ((leftt >>> 31) & 1);

            this.parameterOffset += this.pad1;

            this.totalParameterCount = writeParametersWireFormat(this.txn_buf, this.bufParameterOffset);
            this.bufDataOffset = this.totalParameterCount; // data comes right after data

            int available = this.maxBufferSize - this.parameterOffset;
            this.parameterCount = Math.min(this.totalParameterCount, available);
            available -= this.parameterCount;

             * array. Incedentally when these andx smbs are created they are not
             * necessarily populated with header data because they're not writing
             * the header, only their body. But for whatever reason one might wish
             * to populate fields if the writeXxx operation needs this header data
             * for whatever reason. I copy over the uid here so it appears correct

            thread.start();
        }
    }
    void tryClose() {
        synchronized( LOCK ) {

            /* Yes, there is the potential to drop packets
             * because we might close the socket during a
             * request. However the chances are slim and the
             * retry code should ensure the overall request
             * is serviced. The alternative complicates things

        }
    }


    void tryClose () {
        synchronized ( this.LOCK ) {

            /*
             * Yes, there is the potential to drop packets
             * because we might close the socket during a
             * request. However the chances are slim and the
             * retry code should ensure the overall request
             * is serviced. The alternative complicates things

            parameterOffset += pad;

            totalParameterCount = writeParametersWireFormat( txn_buf, bufParameterOffset );
            bufDataOffset = totalParameterCount; // data comes right after data

            int available = maxBufferSize - parameterOffset;
            parameterCount = Math.min( totalParameterCount, available );
            available -= parameterCount;

            }
            catch ( SmbException e ) {
                if ( e.getNtStatus() == NtStatus.NT_STATUS_ACCESS_DENIED || e.getNtStatus() == WinError.ERROR_ACCESS_DENIED ) {
                    // we might not have permissions for that
                    Assume.assumeTrue("No permission for share security accesss", false);
                }
                throw e;
            }
        }
    }

            // this used to be len > 0, but this is BS:
            // - InputStream.read gives no such guarantee
            // - otherwise the caller would need to figure out the block size, or otherwise might end up with very small
            // reads
            return (int) ( this.fp - start );
        }
    }


    /**
     * This stream class is unbuffered. Therefore this method will always

            // use a KDC of our choice.
            // A potential workaround would be to try to get the server FQDN by reverse lookup, but this might have
            // security implications and also is not how Microsoft does it.
            throw new SmbUnsupportedOperationException("Cannot use netbios/short names with kerberos authentication, have " + host);
        }

                    return Arrays.equals( ansiHash, ntlm.ansiHash ) &&
                                Arrays.equals( unicodeHash, ntlm.unicodeHash );
                    /* This still isn't quite right. If one npa object does not have external
                     * hashes and the other does then they will not be considered equal even
                     * though they may be.
                     */