wip, udp port enable metadata in client, to:receiver, zmq streaming

slsDetectorSoftware/src/Module.cpp

@@ -1434,6 +1434,41 @@ void Module::setDataStream(const portPosition port, const bool enable) {
     }
 }
 
+void Module::updateRxUDPDatastreamMetadata(
+    const std::array<std::vector<bool>, 2> &res) {
+    if (!shm()->useReceiverFlag) {
+        return;
+    }
+    LOG(logDEBUG) << "Updating UDP data stream enable in receiver (metadata)";
+    auto client = ReceiverSocket(shm()->rxHostname, shm()->rxTCPPort);
+
+    client.Send(F_RECEIVER_UDP_DATASTREAM_METADATA);
+    client.setFnum(F_RECEIVER_UDP_DATASTREAM_METADATA);
+    // ensure both port list size match
+    if (res[0].size() != res[1].size()) {
+        throw RuntimeError(
+            "Size Mismatch of udp datastream enable list for ports");
+    }
+    // send udp data stream enable of all ports in all modules
+    auto nports = static_cast<int>(res.size());
+    auto nmods = static_cast<int>(res[0].size());
+    client.Send(nports);
+    client.Send(nmods);
+    for (const auto &r : res) {
+        // convert vector of bool to vector of int to send
+        std::vector<int> tmp;
+        tmp.reserve(r.size());
+        for (bool b : r) {
+            tmp.push_back(static_cast<int>(b));
+        }
+        client.Send(tmp);
+    }
+    if (client.Receive<int>() == FAIL) {
+        throw ReceiverError("Receiver " + std::to_string(moduleIndex) +
+                            " returned error: " + client.readErrorMessage());
+    }
+}
+
 // Receiver Config
 
 bool Module::getUseReceiverFlag() const { return shm()->useReceiverFlag; }