return null;
    }

    DcerpcBinding binding;
    int max_xmit, max_recv;

    public DcerpcBind() {
    }
    DcerpcBind(DcerpcBinding binding, DcerpcHandle handle) {
        this.binding = binding;
        max_xmit = handle.max_xmit;
        max_recv = handle.max_recv;
        ptype = 11;
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

    public int getOpnum() {

    }

    private DcerpcBinding binding;
    private int max_xmit, max_recv;


    /**
     * Construct bind message
     * 
     */
    public DcerpcBind () {}


    DcerpcBind ( DcerpcBinding binding, DcerpcHandle handle ) {
        this.binding = binding;
        this.max_xmit = handle.getMaxXmit();
        this.max_recv = handle.getMaxRecv();
        this.ptype = 11;

        if ( fraglen > getMaxRecv() ) {
            throw new IOException("Unexpected fragment length: " + fraglen);
        }

        while ( have < fraglen ) {
            int r = this.handle.recv(inB, have, fraglen - have);
            if ( r == 0 ) {
                throw new IOException("Unexpected EOF");
            }
            have += r;
        }

        return have;
    }

// `send_device`, `recv_device`, and `send_device_incarnation` set.
TFE_Op* SendOp(TFE_Context* ctx, TFE_TensorHandle* in,
               const std::string& op_name, const std::string& send_device,
               const std::string& recv_device,
               tensorflow::uint64 send_device_incarnation);

// Return a RecvOp op `op_name` with the attributes `send_device`,
// `recv_device`, and `send_device_incarnation` set.

        }
        out.write(buf, off, length);
    }
    protected void doReceiveFragment(byte[] buf, boolean isDirect) throws IOException {
        int off, flags, length;

        if (buf.length < max_recv)
            throw new IllegalArgumentException("buffer too small");

        if (isStart && !isDirect) { // start of new frag, do trans
            off = in.read(buf, 0, 1024);
        } else {

            throw new DcerpcException("Invalid binding URL: " + str);

        return binding;
    }

    protected DcerpcBinding binding;
    protected int max_xmit = 4280;
    protected int max_recv = max_xmit;
    protected int state = 0;
    protected DcerpcSecurityProvider securityProvider = null;
    private static int call_id = 1;

    public static DcerpcHandle getHandle(String url,

	"created by runtime.gc",
	// ignore the snapshot function.
	// since the snapshot is taken here the entry will have the current function too.
	"pickRelevantGoroutines",
	"runtime.MHeap_Scavenger",
	"signal.signal_recv",
	"sigterm.handler",
	"runtime_mcall",
	"goroutine in C code",
}

// Identify whether the stack trace entry is part of ignoredStackFn .
func isIgnoredStackFn(stack string) (ok bool) {
	ok = true

# Set up shared custom sources
apt-get update
apt-get install -y gnupg ca-certificates

# Deadsnakes: https://launchpad.net/~deadsnakes/+archive/ubuntu/ppa
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys F23C5A6CF475977595C89F51BA6932366A755776

# LLVM/Clang: https://apt.llvm.org/
apt-key adv --fetch-keys https://apt.llvm.org/llvm-snapshot.gpg.key

# Set up custom sources

    /**
     * @param buf
     * @param off
     * @param length
     * @param direct
     * @return received bytes
     * @throws CIFSException
     * @throws IOException
     */
    int recv ( byte[] buf, int off, int length ) throws IOException;


    /**
     * @param buf
     * @param off
     * @param length
     * @param direct
     * @throws IOException
     */

	internodeDialErrorsTotal  MetricName = "dial_errors_total"
	internodeDialAvgTimeNanos MetricName = "dial_avg_time_nanos"
	internodeSentBytesTotal   MetricName = "sent_bytes_total"
	internodeRecvBytesTotal   MetricName = "recv_bytes_total"
)

var (
	internodeErrorsTotalMD = NewCounterMD(internodeErrorsTotal,
		"Total number of failed internode calls")
	internodeDialedErrorsTotalMD = NewCounterMD(internodeDialErrorsTotal,