input_common: Fully implement UDP controllers

src/common/input.h

@@ -195,6 +195,20 @@ enum class ButtonNames {
     ButtonX,
     ButtonY,
     ButtonStart,
+
+    // DS4 button names
+    L1,
+    L2,
+    L3,
+    R1,
+    R2,
+    R3,
+    Circle,
+    Cross,
+    Square,
+    Triangle,
+    Share,
+    Options,
 };
 
 // Callback data consisting of an input type and the equivalent data status

src/common/settings.h

@@ -560,6 +560,7 @@ struct Values {
 
     Setting<bool> motion_enabled{true, "motion_enabled"};
     BasicSetting<std::string> udp_input_servers{"127.0.0.1:26760", "udp_input_servers"};
+    BasicSetting<bool> enable_udp_controller{false, "enable_udp_controller"};
 
     BasicSetting<bool> pause_tas_on_load{true, "pause_tas_on_load"};
     BasicSetting<bool> tas_enable{false, "tas_enable"};