final byte[] key7 = new byte[7];
        final byte[] e8 = new byte[8];

        for (int i = 0; i < key.length / 7; i++) {
            System.arraycopy(key, i * 7, key7, 0, 7);
            final DES des = new DES(key7);
            des.encrypt(data, e8);
            System.arraycopy(e8, 0, e, i * 8, 8);
        }
    }

    static String DEFAULT_DOMAIN;
    static String DEFAULT_USERNAME;

        if (dst.length - dstIndex < this.pipeDataLen) {
            log.debug("TransCallNamedPipe data too long for buffer");
            return 0;
        }
        System.arraycopy(this.pipeData, this.pipeDataOff, dst, dstIndex, this.pipeDataLen);
        return this.pipeDataLen;
    }

    @Override

        if (dst.length - dstIndex < this.pipeDataLen) {
            log.debug("TransTransactNamedPipe data too long for buffer");
            return 0;
        }
        System.arraycopy(this.pipeData, this.pipeDataOff, dst, dstIndex, this.pipeDataLen);
        return this.pipeDataLen;
    }

    @Override

                }
                System.arraycopy(str.getBytes(UNI_ENCODING), 0, dst, dstIndex, str.length() * 2);
                dstIndex += str.length() * 2;
                dst[dstIndex] = (byte) '\0';
                dstIndex++;
                dst[dstIndex++] = (byte) '\0';
            } else {
                final byte[] b = str.getBytes(OEM_ENCODING);
                System.arraycopy(b, 0, dst, dstIndex, b.length);

        final int start = dstIndex;

        dst[dstIndex] = (byte) 0x01; /* BufferFormat */
        dstIndex++;
        SMBUtil.writeInt2(this.count, dst, dstIndex); /* DataLength? */
        dstIndex += 2;
        System.arraycopy(this.b, this.off, dst, dstIndex, this.count);
        dstIndex += this.count;

        return dstIndex - start;
    }

    @Override

        SMBUtil.writeInt2(this.notifyFlags, dst, dstIndex + 2);
        dstIndex += 4;

        SMBUtil.writeInt4(this.outputBufferLength, dst, dstIndex);
        dstIndex += 4;

        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        SMBUtil.writeInt4(this.completionFilter, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // Reserved

    /**
     * Function code to validate SMB2 negotiate information
     */
    public static final int FSCTL_VALIDATE_NEGOTIATE_INFO = 0x000140204;

    /**
     * Flag indicating this IOCTL is a file system control operation
     */
    public static final int SMB2_O_IOCTL_IS_FSCTL = 0x1;

    private byte[] fileId;
    private final int controlCode;
    private final byte[] outputBuffer;

     */
    public static SID CREATOR_OWNER = null;

    /**
     * Well known SID: SYSTEM
     */
    public static SID SYSTEM = null;

    static {
        try {
            EVERYONE = new SID("S-1-1-0");
            CREATOR_OWNER = new SID("S-1-3-0");
            SYSTEM = new SID("S-1-5-18");
        } catch (final SmbException se) {
            log.error("Failed to create builtin SIDs", se);

        int pos = 0;
        System.arraycopy(baseKey, 0, input, pos, baseKey.length);
        pos += baseKey.length;
        System.arraycopy(labelBytes, 0, input, pos, labelBytes.length);
        pos += labelBytes.length;
        if (context != null) {
            System.arraycopy(context, 0, input, pos, context.length);
        }

        offset += 2;

        SMBUtil.writeInt4(52, buffer, offset); // DataLength (32 standard + 20 directory-specific)
        offset += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, buffer, offset, 4);
        offset += 4;

        // Padding to align data to 8-byte boundary
        offset += 4;

        // Write standard lease data (32 bytes)