// Called once when Zorro loads the plugin int PLUGIN_INIT(void) // Initialize resources, load ML models, etc. return 0; // 0 = success, non-zero = error

plugin("myplugin.dll"); // load plugin int result = plugin_call("myFunction", 3.14, 2.71); // call exported function printf("Result: %f", result);

double get_sentiment(const char* ticker) char url[256]; snprintf(url, sizeof(url), "https://newsapi.org/v2/everything?q=%s", ticker); // Perform HTTP request -> jsonResponse double score = model->predict(jsonResponse); return score;

// Called before Zorro unloads the plugin int PLUGIN_EXIT(void) // Free memory, close handles return 0;

Zorro Plugin: Architecture, Implementation, and Application in Algorithmic Trading Systems