4 files changed, 18 insertions, 1 deletions
diff --git a/core/os/input.cpp b/core/os/input.cpp
index d8d746c811..6e1e618d9a 100644
--- a/core/os/input.cpp
+++ b/core/os/input.cpp
@@ -53,8 +53,12 @@ void Input::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("is_mouse_button_pressed","button"),&Input::is_mouse_button_pressed);
 	ObjectTypeDB::bind_method(_MD("is_joy_button_pressed","device","button"),&Input::is_joy_button_pressed);
 	ObjectTypeDB::bind_method(_MD("is_action_pressed","action"),&Input::is_action_pressed);
+	ObjectTypeDB::bind_method(_MD("add_joy_mapping","mapping", "update_existing"),&Input::add_joy_mapping, DEFVAL(false));
+	ObjectTypeDB::bind_method(_MD("remove_joy_mapping","guid"),&Input::remove_joy_mapping);
+	ObjectTypeDB::bind_method(_MD("is_joy_known","device"),&Input::is_joy_known);
 	ObjectTypeDB::bind_method(_MD("get_joy_axis","device","axis"),&Input::get_joy_axis);
 	ObjectTypeDB::bind_method(_MD("get_joy_name","device"),&Input::get_joy_name);
+	ObjectTypeDB::bind_method(_MD("get_joy_guid","device"),&Input::get_joy_guid);
 	ObjectTypeDB::bind_method(_MD("get_accelerometer"),&Input::get_accelerometer);
 	//ObjectTypeDB::bind_method(_MD("get_mouse_pos"),&Input::get_mouse_pos); - this is not the function you want
 	ObjectTypeDB::bind_method(_MD("get_mouse_speed"),&Input::get_mouse_speed);
diff --git a/core/os/input.h b/core/os/input.h
index 57eaa973d9..2dd4496f26 100644
--- a/core/os/input.h
+++ b/core/os/input.h
@@ -63,7 +63,10 @@ public:
 	virtual float get_joy_axis(int p_device,int p_axis)=0;
 	virtual String get_joy_name(int p_idx)=0;
 	virtual void joy_connection_changed(int p_idx, bool p_connected, String p_name, String p_guid)=0;
-
+	virtual void add_joy_mapping(String p_mapping, bool p_update_existing=false)=0;
+	virtual void remove_joy_mapping(String p_guid)=0;
+	virtual bool is_joy_known(int p_device)=0;
+	virtual String get_joy_guid(int p_device) const=0;
 
 	virtual Point2 get_mouse_pos() const=0;
 	virtual Point2 get_mouse_speed() const=0;
diff --git a/core/os/os.cpp b/core/os/os.cpp
index eb5f91167a..9ff1eeb9f7 100644
--- a/core/os/os.cpp
+++ b/core/os/os.cpp
@@ -507,6 +507,13 @@ float OS::get_time_scale() const {
 	return _time_scale;
 }
 
+bool OS::is_joy_known(int p_device) {
+	return true;
+}
+
+String OS::get_joy_guid(int p_device) const {
+	return "Default Joystick";
+}
 
 OS::OS() {
 	last_error=NULL;
diff --git a/core/os/os.h b/core/os/os.h
index 94cb1d4ea4..670695f83a 100644
--- a/core/os/os.h
+++ b/core/os/os.h
@@ -397,6 +397,9 @@ public:
 
 	_FORCE_INLINE_ bool get_use_pixel_snap() const { return _pixel_snap; }
 
+	virtual bool is_joy_known(int p_device);
+	virtual String get_joy_guid(int p_device)const;
+
 	OS();	
 	virtual ~OS();