3 files changed, 19 insertions, 11 deletions

diff --git a/src/core/hid/emulated_controller.cpp b/src/core/hid/emulated_controller.cpp
index 228f80183..bd0b89c05 100644
--- a/src/core/hid/emulated_controller.cpp
+++ b/src/core/hid/emulated_controller.cpp
@@ -246,7 +246,7 @@ std::vector<Common::ParamPackage> EmulatedController::GetMappedDevices() const {
             devices.begin(), devices.end(), [param](const Common::ParamPackage param_) {
                 return param.Get("engine", "") == param_.Get("engine", "") &&
                        param.Get("guid", "") == param_.Get("guid", "") &&
-                       param.Get("port", "") == param_.Get("port", "");
+                       param.Get("port", 0) == param_.Get("port", 0);
             });
         if (devices_it != devices.end()) {
             continue;
@@ -254,7 +254,7 @@ std::vector<Common::ParamPackage> EmulatedController::GetMappedDevices() const {
         Common::ParamPackage device{};
         device.Set("engine", param.Get("engine", ""));
         device.Set("guid", param.Get("guid", ""));
-        device.Set("port", param.Get("port", ""));
+        device.Set("port", param.Get("port", 0));
         devices.push_back(device);
     }
 
@@ -269,7 +269,7 @@ std::vector<Common::ParamPackage> EmulatedController::GetMappedDevices() const {
             devices.begin(), devices.end(), [param](const Common::ParamPackage param_) {
                 return param.Get("engine", "") == param_.Get("engine", "") &&
                        param.Get("guid", "") == param_.Get("guid", "") &&
-                       param.Get("port", "") == param_.Get("port", "");
+                       param.Get("port", 0) == param_.Get("port", 0);
             });
         if (devices_it != devices.end()) {
             continue;
@@ -277,7 +277,7 @@ std::vector<Common::ParamPackage> EmulatedController::GetMappedDevices() const {
         Common::ParamPackage device{};
         device.Set("engine", param.Get("engine", ""));
         device.Set("guid", param.Get("guid", ""));
-        device.Set("port", param.Get("port", ""));
+        device.Set("port", param.Get("port", 0));
         devices.push_back(device);
     }
     return devices;
diff --git a/src/core/hid/emulated_devices.cpp b/src/core/hid/emulated_devices.cpp
index 1c4065cd8..5afd83f62 100644
--- a/src/core/hid/emulated_devices.cpp
+++ b/src/core/hid/emulated_devices.cpp
@@ -162,17 +162,22 @@ void EmulatedDevices::SetKeyboardButton(Input::CallbackStatus callback, std::siz
         return;
     }
 
-    // TODO(german77): Do this properly
-    // switch (index) {
-    // case Settings::NativeKeyboard::A:
-    //    interface_status.keyboard_state.a.Assign(current_status.value);
-    //    break;
-    //    ....
-    // }
+    UpdateKey(index, current_status.value);
 
     TriggerOnChange(DeviceTriggerType::Keyboard);
 }
 
+void EmulatedDevices::UpdateKey(std::size_t key_index, bool status) {
+    constexpr u8 KEYS_PER_BYTE = 8;
+    auto& entry = device_status.keyboard_state.key[key_index / KEYS_PER_BYTE];
+    const u8 mask = 1 << (key_index % KEYS_PER_BYTE);
+    if (status) {
+        entry = entry | mask;
+    } else {
+        entry = entry & ~mask;
+    }
+}
+
 void EmulatedDevices::SetKeyboardModifier(Input::CallbackStatus callback, std::size_t index) {
     if (index >= device_status.keyboard_moddifier_values.size()) {
         return;
diff --git a/src/core/hid/emulated_devices.h b/src/core/hid/emulated_devices.h
index c6c19fae4..7ed95eac6 100644
--- a/src/core/hid/emulated_devices.h
+++ b/src/core/hid/emulated_devices.h
@@ -143,6 +143,9 @@ public:
     void DeleteCallback(int key);
 
 private:
+    /// Helps assigning a value to keyboard_state
+    void UpdateKey(std::size_t key_index, bool status);
+
     /**
      * Updates the touch status of the console
      * @param callback: A CallbackStatus containing the key status