int readSetupWireFormat(byte[] buffer, int bufferIndex, int len) {
                return 0;
            }

            @Override
            int readParametersWireFormat(byte[] buffer, int bufferIndex, int len) {
                return 0;
            }

            @Override
            int readDataWireFormat(byte[] buffer, int bufferIndex, int len) {
                return 0;
            }

            }

            int w;
            do {
                final int blockSize = this.file.getType() == SmbConstants.TYPE_FILESYSTEM ? this.writeSizeFile : this.writeSize;
                w = len > blockSize ? blockSize : len;

                if (this.smb2) {

    public UnicodeString(final String str, final boolean zterm) {
        this.zterm = zterm;

        final int len = str.length();
        final int zt = zterm ? 1 : 0;

        this.length = this.maximum_length = (short) ((len + zt) * 2);
        this.buffer = new short[len + zt];

        int i;
        for (i = 0; i < len; i++) {
            this.buffer[i] = (short) str.charAt(i);
        }
        if (zterm) {

        this.fid = fid;
        this.count = len;
        this.offset = offset;
        this.remaining = remaining;
        this.b = b;
        this.off = off;
        command = SMB_COM_WRITE;
    }

    void setParam(final int fid, final long offset, final int remaining, final byte[] b, final int off, final int len) {
        this.fid = fid;

        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        this.length = SMBUtil.readInt4(buffer, bufferIndex);
        return 4;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, int bufferIndex, final int len) {
        final int start = bufferIndex;

        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("abc");
        setPrivateField(cmd, "maxReferralLevel", 0x12AB);
        byte[] buffer = new byte[100];
        int len = cmd.writeParametersWireFormat(buffer, 0);
        assertTrue(len >= 2);
        // writeInt2 writes in little-endian format (LSB first)
        assertEquals(0xAB, buffer[0] & 0xFF);
        assertEquals(0x12, buffer[1] & 0xFF);

    }

    private static SpnegoToken getToken(final byte[] token, final int off, final int len) throws SpnegoException {
        byte[] b = new byte[len];
        if (off == 0 && token.length == len) {
            b = token;
        } else {
            System.arraycopy(token, off, b, 0, len);
        }
        return getToken(b);
    }

    }

    /**
     * Reads up to len bytes of data from this input stream into an array of bytes.
     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override
    public int read(final byte[] b, final int off, final int len) throws IOException {
        return readDirect(b, off, len);
    }

    /**

        return CONTEXT_NAME_BYTES;
    }

    @Override
    public int decode(byte[] buffer, int bufferIndex, int len) throws SMBProtocolDecodingException {
        if (len != 8) {
            throw new SMBProtocolDecodingException("Invalid durable handle response length: " + len);
        }

        // Read reserved field (should be all zeros but we don't validate)

     * @param bufferIndex the starting offset in the buffer
     * @param len the length of data to decode
     * @throws IOException if an I/O error occurs during decoding
     */
    public SecurityDescriptor(final byte[] buffer, final int bufferIndex, final int len) throws IOException {
        this.decode(buffer, bufferIndex, len);
    }

    /**
     * Gets the type flags of this security descriptor.
     *