1 files changed, 86 insertions, 7 deletions

diff --git a/src/core/hid/emulated_controller.cpp b/src/core/hid/emulated_controller.cpp
index 0a7777732..1ebc32c1e 100644
--- a/src/core/hid/emulated_controller.cpp
+++ b/src/core/hid/emulated_controller.cpp
@@ -149,12 +149,16 @@ void EmulatedController::LoadDevices() {
 
     camera_params[0] = right_joycon;
     camera_params[0].Set("camera", true);
-    camera_params[1] = Common::ParamPackage{"engine:camera,camera:1"};
-    ring_params[1] = Common::ParamPackage{"engine:joycon,axis_x:100,axis_y:101"};
-    nfc_params[0] = Common::ParamPackage{"engine:virtual_amiibo,nfc:1"};
     nfc_params[1] = right_joycon;
     nfc_params[1].Set("nfc", true);
 
+    // Only map virtual devices to the first controller
+    if (npad_id_type == NpadIdType::Player1 || npad_id_type == NpadIdType::Handheld) {
+        camera_params[1] = Common::ParamPackage{"engine:camera,camera:1"};
+        ring_params[1] = Common::ParamPackage{"engine:joycon,axis_x:100,axis_y:101"};
+        nfc_params[0] = Common::ParamPackage{"engine:virtual_amiibo,nfc:1"};
+    }
+
     output_params[LeftIndex] = left_joycon;
     output_params[RightIndex] = right_joycon;
     output_params[2] = camera_params[1];
@@ -1176,10 +1180,7 @@ void EmulatedController::SetNfc(const Common::Input::CallbackStatus& callback) {
         return;
     }
 
-    controller.nfc_state = {
-        controller.nfc_values.state,
-        controller.nfc_values.data,
-    };
+    controller.nfc_state = controller.nfc_values;
 }
 
 bool EmulatedController::SetVibration(std::size_t device_index, VibrationValue vibration) {
@@ -1249,6 +1250,11 @@ Common::Input::DriverResult EmulatedController::SetPollingMode(
         const auto virtual_nfc_result = nfc_output_device->SetPollingMode(polling_mode);
         const auto mapped_nfc_result = right_output_device->SetPollingMode(polling_mode);
 
+        // Restore previous state
+        if (mapped_nfc_result != Common::Input::DriverResult::Success) {
+            right_output_device->SetPollingMode(Common::Input::PollingMode::Active);
+        }
+
         if (virtual_nfc_result == Common::Input::DriverResult::Success) {
             return virtual_nfc_result;
         }
@@ -1308,6 +1314,79 @@ bool EmulatedController::HasNfc() const {
     return is_connected && (has_virtual_nfc && is_virtual_nfc_supported);
 }
 
+bool EmulatedController::AddNfcHandle() {
+    nfc_handles++;
+    return SetPollingMode(EmulatedDeviceIndex::RightIndex, Common::Input::PollingMode::NFC) ==
+           Common::Input::DriverResult::Success;
+}
+
+bool EmulatedController::RemoveNfcHandle() {
+    nfc_handles--;
+    if (nfc_handles <= 0) {
+        return SetPollingMode(EmulatedDeviceIndex::RightIndex,
+                              Common::Input::PollingMode::Active) ==
+               Common::Input::DriverResult::Success;
+    }
+    return true;
+}
+
+bool EmulatedController::StartNfcPolling() {
+    auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    auto& nfc_virtual_output_device = output_devices[3];
+
+    const auto device_result = nfc_output_device->StartNfcPolling();
+    const auto virtual_device_result = nfc_virtual_output_device->StartNfcPolling();
+
+    return device_result == Common::Input::NfcState::Success ||
+           virtual_device_result == Common::Input::NfcState::Success;
+}
+
+bool EmulatedController::StopNfcPolling() {
+    auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    auto& nfc_virtual_output_device = output_devices[3];
+
+    const auto device_result = nfc_output_device->StopNfcPolling();
+    const auto virtual_device_result = nfc_virtual_output_device->StopNfcPolling();
+
+    return device_result == Common::Input::NfcState::Success ||
+           virtual_device_result == Common::Input::NfcState::Success;
+}
+
+bool EmulatedController::ReadAmiiboData(std::vector<u8>& data) {
+    auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    auto& nfc_virtual_output_device = output_devices[3];
+
+    if (nfc_output_device->ReadAmiiboData(data) == Common::Input::NfcState::Success) {
+        return true;
+    }
+
+    return nfc_virtual_output_device->ReadAmiiboData(data) == Common::Input::NfcState::Success;
+}
+
+bool EmulatedController::ReadMifareData(const Common::Input::MifareRequest& request,
+                                        Common::Input::MifareRequest& out_data) {
+    auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    auto& nfc_virtual_output_device = output_devices[3];
+
+    if (nfc_output_device->ReadMifareData(request, out_data) == Common::Input::NfcState::Success) {
+        return true;
+    }
+
+    return nfc_virtual_output_device->ReadMifareData(request, out_data) ==
+           Common::Input::NfcState::Success;
+}
+
+bool EmulatedController::WriteMifareData(const Common::Input::MifareRequest& request) {
+    auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    auto& nfc_virtual_output_device = output_devices[3];
+
+    if (nfc_output_device->WriteMifareData(request) == Common::Input::NfcState::Success) {
+        return true;
+    }
+
+    return nfc_virtual_output_device->WriteMifareData(request) == Common::Input::NfcState::Success;
+}
+
 bool EmulatedController::WriteNfc(const std::vector<u8>& data) {
     auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
     auto& nfc_virtual_output_device = output_devices[3];