/*************************************************************************/ /* net_socket_android.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #ifndef NET_SOCKET_ANDROID_H #define NET_SOCKET_ANDROID_H #include "drivers/unix/net_socket_posix.h" #include <jni.h> /** * Specialized NetSocket implementation for Android. * * Some devices requires Android-specific code to acquire a MulticastLock * before sockets are allowed to receive broadcast and multicast packets. * This implementation calls into Java code and automatically acquire/release * the lock when broadcasting is enabled/disabled on a socket, or that socket * joins/leaves a multicast group. */ class NetSocketAndroid : public NetSocketPosix { private: static jobject net_utils; static jclass cls; static jmethodID _multicast_lock_acquire; static jmethodID _multicast_lock_release; bool wants_broadcast; int multicast_groups; static void multicast_lock_acquire(); static void multicast_lock_release(); protected: static NetSocket *_create_func(); public: static void make_default(); static void setup(jobject p_net_utils); virtual void close(); virtual Error set_broadcasting_enabled(bool p_enabled); virtual Error join_multicast_group(const IP_Address &p_multi_address, String p_if_name); virtual Error leave_multicast_group(const IP_Address &p_multi_address, String p_if_name); NetSocketAndroid(); ~NetSocketAndroid(); }; #endif