Support polling on multiple fds

native/jni/include/daemon.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <pthread.h>
+#include <poll.h>
 #include <string>
 #include <limits>
 #include <atomic>
@@ -43,6 +44,11 @@ extern bool zygisk_enabled;
 
 int connect_daemon(bool create = false);
 
+// Poll control
+using poll_callback = void(*)(pollfd*);
+void register_poll(const pollfd *pfd, poll_callback callback);
+void unregister_poll(int fd, bool auto_close);
+
 extern std::atomic<int> logd_fd;
 int magisk_log(int prio, const char *fmt, va_list ap);
 void android_logging();