Initial commit for ESP32

esp32/main/protocol.h

@@ -0,0 +1,18 @@
+#pragma once
+#include "cJSON.h"
+#include <string>
+
+struct ProtocolMessage {
+    int v;
+    std::string id;
+    std::string type;
+    uint64_t ts;
+    std::string deviceId; // C++ строка
+    cJSON* payload;
+};
+
+// Создание JSON из структуры
+cJSON* protocol_message_to_json(const ProtocolMessage *msg);
+
+// Разбор JSON в структуру
+int protocol_json_to_message(const char *json_str, ProtocolMessage *msg);