move to new cspot

components/spotify/cspot/bell/main/platform/esp/MDNSService.cpp

@@ -0,0 +1,39 @@
+#include "MDNSService.h"
+#include <arpa/inet.h>
+#include <vector>
+#include "mdns.h"
+
+using namespace bell;
+
+/**
+ * ESP32 implementation of MDNSService
+ * @see https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/protocols/mdns.html
+ **/
+void* MDNSService::registerService(
+    const std::string& serviceName,
+    const std::string& serviceType,
+    const std::string& serviceProto,
+    const std::string& serviceHost,
+    int servicePort,
+    const std::map<std::string, std::string> txtData
+) {
+    std::vector<mdns_txt_item_t> txtItems;
+    txtItems.reserve(txtData.size());
+    for (auto& data : txtData) {
+        mdns_txt_item_t item;
+        item.key = data.first.c_str();
+        item.value = data.second.c_str();
+        txtItems.push_back(item);
+    }
+
+    mdns_service_add(
+        serviceName.c_str(), /* instance_name */
+        serviceType.c_str(), /* service_type */
+        serviceProto.c_str(), /* proto */
+        servicePort, /* port */
+        txtItems.data(), /* txt */
+        txtItems.size() /* num_items */
+    );
+
+    return NULL;
+}