Merge pull request #7867 from german77/amiibo

nfp: Improve amiibo support

src/core/hid/emulated_controller.cpp

@@ -885,6 +885,12 @@ bool EmulatedController::TestVibration(std::size_t device_index) {
     return SetVibration(device_index, DEFAULT_VIBRATION_VALUE);
 }
 
+bool EmulatedController::SetPollingMode(Common::Input::PollingMode polling_mode) {
+    LOG_INFO(Service_HID, "Set polling mode {}", polling_mode);
+    auto& output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    return output_device->SetPollingMode(polling_mode) == Common::Input::PollingError::None;
+}
+
 void EmulatedController::SetLedPattern() {
     for (auto& device : output_devices) {
         if (!device) {

src/core/hid/emulated_controller.h

@@ -299,16 +299,23 @@ public:
 
     /**
      * Sends a specific vibration to the output device
-     * @return returns true if vibration had no errors
+     * @return true if vibration had no errors
      */
     bool SetVibration(std::size_t device_index, VibrationValue vibration);
 
     /**
      * Sends a small vibration to the output device
-     * @return returns true if SetVibration was successfull
+     * @return true if SetVibration was successfull
      */
     bool TestVibration(std::size_t device_index);
 
+    /**
+     * Sets the desired data to be polled from a controller
+     * @param polling_mode type of input desired buttons, gyro, nfc, ir, etc.
+     * @return true if SetPollingMode was successfull
+     */
+    bool SetPollingMode(Common::Input::PollingMode polling_mode);
+
     /// Returns the led pattern corresponding to this emulated controller
     LedPattern GetLedPattern() const;
 

src/core/hle/service/nfp/nfp.h

@@ -7,15 +7,132 @@
 #include <array>
 #include <vector>
 
+#include "common/common_funcs.h"
 #include "core/hle/service/kernel_helpers.h"
+#include "core/hle/service/mii/mii_manager.h"
 #include "core/hle/service/service.h"
 
 namespace Kernel {
 class KEvent;
-}
+class KReadableEvent;
+} // namespace Kernel
+
+namespace Core::HID {
+enum class NpadIdType : u32;
+} // namespace Core::HID
 
 namespace Service::NFP {
 
+enum class ServiceType : u32 {
+    User,
+    Debug,
+    System,
+};
+
+enum class State : u32 {
+    NonInitialized,
+    Initialized,
+};
+
+enum class DeviceState : u32 {
+    Initialized,
+    SearchingForTag,
+    TagFound,
+    TagRemoved,
+    TagMounted,
+    Unaviable,
+    Finalized,
+};
+
+enum class ModelType : u32 {
+    Amiibo,
+};
+
+enum class MountTarget : u32 {
+    Rom,
+    Ram,
+    All,
+};
+
+enum class AmiiboType : u8 {
+    Figure,
+    Card,
+    Yarn,
+};
+
+enum class AmiiboSeries : u8 {
+    SuperSmashBros,
+    SuperMario,
+    ChibiRobo,
+    YoshiWoollyWorld,
+    Splatoon,
+    AnimalCrossing,
+    EightBitMario,
+    Skylanders,
+    Unknown8,
+    TheLegendOfZelda,
+    ShovelKnight,
+    Unknown11,
+    Kiby,
+    Pokemon,
+    MarioSportsSuperstars,
+    MonsterHunter,
+    BoxBoy,
+    Pikmin,
+    FireEmblem,
+    Metroid,
+    Others,
+    MegaMan,
+    Diablo
+};
+
+using TagUuid = std::array<u8, 10>;
+
+struct TagInfo {
+    TagUuid uuid;
+    u8 uuid_length;
+    INSERT_PADDING_BYTES(0x15);
+    s32 protocol;
+    u32 tag_type;
+    INSERT_PADDING_BYTES(0x30);
+};
+static_assert(sizeof(TagInfo) == 0x58, "TagInfo is an invalid size");
+
+struct CommonInfo {
+    u16 last_write_year;
+    u8 last_write_month;
+    u8 last_write_day;
+    u16 write_counter;
+    u16 version;
+    u32 application_area_size;
+    INSERT_PADDING_BYTES(0x34);
+};
+static_assert(sizeof(CommonInfo) == 0x40, "CommonInfo is an invalid size");
+
+struct ModelInfo {
+    u16 character_id;
+    u8 character_variant;
+    AmiiboType amiibo_type;
+    u16 model_number;
+    AmiiboSeries series;
+    u8 fixed;                   // Must be 02
+    INSERT_PADDING_BYTES(0x4);  // Unknown
+    INSERT_PADDING_BYTES(0x20); // Probably a SHA256-(HMAC?) hash
+    INSERT_PADDING_BYTES(0x14); // SHA256-HMAC
+};
+static_assert(sizeof(ModelInfo) == 0x40, "ModelInfo is an invalid size");
+
+struct RegisterInfo {
+    Service::Mii::MiiInfo mii_char_info;
+    u16 first_write_year;
+    u8 first_write_month;
+    u8 first_write_day;
+    std::array<u8, 11> amiibo_name;
+    u8 unknown;
+    INSERT_PADDING_BYTES(0x98);
+};
+static_assert(sizeof(RegisterInfo) == 0x100, "RegisterInfo is an invalid size");
+
 class Module final {
 public:
     class Interface : public ServiceFramework<Interface> {
@@ -24,34 +141,131 @@ public:
                            const char* name);
         ~Interface() override;
 
-        struct ModelInfo {
-            std::array<u8, 0x8> amiibo_identification_block;
-            INSERT_PADDING_BYTES(0x38);
+        struct EncryptedAmiiboFile {
+            u16 crypto_init;             // Must be A5 XX
+            u16 write_count;             // Number of times the amiibo has been written?
+            INSERT_PADDING_BYTES(0x20);  // System crypts
+            INSERT_PADDING_BYTES(0x20);  // SHA256-(HMAC?) hash
+            ModelInfo model_info;        // This struct is bigger than documentation
+            INSERT_PADDING_BYTES(0xC);   // SHA256-HMAC
+            INSERT_PADDING_BYTES(0x114); // section 1 encrypted buffer
+            INSERT_PADDING_BYTES(0x54);  // section 2 encrypted buffer
+        };
+        static_assert(sizeof(EncryptedAmiiboFile) == 0x1F8, "AmiiboFile is an invalid size");
+
+        struct NTAG215Password {
+            u32 PWD;  // Password to allow write access
+            u16 PACK; // Password acknowledge reply
+            u16 RFUI; // Reserved for future use
         };
-        static_assert(sizeof(ModelInfo) == 0x40, "ModelInfo is an invalid size");
+        static_assert(sizeof(NTAG215Password) == 0x8, "NTAG215Password is an invalid size");
 
-        struct AmiiboFile {
-            std::array<u8, 10> uuid;
-            INSERT_PADDING_BYTES(0x4a);
-            ModelInfo model_info;
+        struct NTAG215File {
+            TagUuid uuid;                    // Unique serial number
+            u16 lock_bytes;                  // Set defined pages as read only
+            u32 compability_container;       // Defines available memory
+            EncryptedAmiiboFile user_memory; // Writable data
+            u32 dynamic_lock;                // Dynamic lock
+            u32 CFG0;                        // Defines memory protected by password
+            u32 CFG1;                        // Defines number of verification attempts
+            NTAG215Password password;        // Password data
         };
-        static_assert(sizeof(AmiiboFile) == 0x94, "AmiiboFile is an invalid size");
+        static_assert(sizeof(NTAG215File) == 0x21C, "NTAG215File is an invalid size");
 
         void CreateUserInterface(Kernel::HLERequestContext& ctx);
         bool LoadAmiibo(const std::vector<u8>& buffer);
-        Kernel::KReadableEvent& GetNFCEvent();
-        const AmiiboFile& GetAmiiboBuffer() const;
+        void CloseAmiibo();
+
+        void Initialize();
+        void Finalize();
+
+        ResultCode StartDetection(s32 protocol_);
+        ResultCode StopDetection();
+        ResultCode Mount();
+        ResultCode Unmount();
+
+        ResultCode GetTagInfo(TagInfo& tag_info) const;
+        ResultCode GetCommonInfo(CommonInfo& common_info) const;
+        ResultCode GetModelInfo(ModelInfo& model_info) const;
+        ResultCode GetRegisterInfo(RegisterInfo& register_info) const;
+
+        ResultCode OpenApplicationArea(u32 access_id);
+        ResultCode GetApplicationArea(std::vector<u8>& data) const;
+        ResultCode SetApplicationArea(const std::vector<u8>& data);
+        ResultCode CreateApplicationArea(u32 access_id, const std::vector<u8>& data);
+
+        u64 GetHandle() const;
+        DeviceState GetCurrentState() const;
+        Core::HID::NpadIdType GetNpadId() const;
+
+        Kernel::KReadableEvent& GetActivateEvent() const;
+        Kernel::KReadableEvent& GetDeactivateEvent() const;
 
     protected:
         std::shared_ptr<Module> module;
 
     private:
+        /// Validates that the amiibo file is not corrupted
+        bool IsAmiiboValid() const;
+
+        bool AmiiboApplicationDataExist(u32 access_id) const;
+        std::vector<u8> LoadAmiiboApplicationData(u32 access_id) const;
+        void SaveAmiiboApplicationData(u32 access_id, const std::vector<u8>& data) const;
+
+        /// return password needed to allow write access to protected memory
+        u32 GetTagPassword(const TagUuid& uuid) const;
+
+        const Core::HID::NpadIdType npad_id;
+
+        DeviceState device_state{DeviceState::Unaviable};
         KernelHelpers::ServiceContext service_context;
-        Kernel::KEvent* nfc_tag_load;
-        AmiiboFile amiibo{};
+        Kernel::KEvent* activate_event;
+        Kernel::KEvent* deactivate_event;
+        NTAG215File tag_data{};
+        s32 protocol;
+        bool is_application_area_initialized{};
+        u32 application_area_id;
+        std::vector<u8> application_area_data;
     };
 };
 
+class IUser final : public ServiceFramework<IUser> {
+public:
+    explicit IUser(Module::Interface& nfp_interface_, Core::System& system_);
+
+private:
+    void Initialize(Kernel::HLERequestContext& ctx);
+    void Finalize(Kernel::HLERequestContext& ctx);
+    void ListDevices(Kernel::HLERequestContext& ctx);
+    void StartDetection(Kernel::HLERequestContext& ctx);
+    void StopDetection(Kernel::HLERequestContext& ctx);
+    void Mount(Kernel::HLERequestContext& ctx);
+    void Unmount(Kernel::HLERequestContext& ctx);
+    void OpenApplicationArea(Kernel::HLERequestContext& ctx);
+    void GetApplicationArea(Kernel::HLERequestContext& ctx);
+    void SetApplicationArea(Kernel::HLERequestContext& ctx);
+    void CreateApplicationArea(Kernel::HLERequestContext& ctx);
+    void GetTagInfo(Kernel::HLERequestContext& ctx);
+    void GetRegisterInfo(Kernel::HLERequestContext& ctx);
+    void GetCommonInfo(Kernel::HLERequestContext& ctx);
+    void GetModelInfo(Kernel::HLERequestContext& ctx);
+    void AttachActivateEvent(Kernel::HLERequestContext& ctx);
+    void AttachDeactivateEvent(Kernel::HLERequestContext& ctx);
+    void GetState(Kernel::HLERequestContext& ctx);
+    void GetDeviceState(Kernel::HLERequestContext& ctx);
+    void GetNpadId(Kernel::HLERequestContext& ctx);
+    void GetApplicationAreaSize(Kernel::HLERequestContext& ctx);
+    void AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx);
+
+    KernelHelpers::ServiceContext service_context;
+
+    // TODO(german77): We should have a vector of interfaces
+    Module::Interface& nfp_interface;
+
+    State state{State::NonInitialized};
+    Kernel::KEvent* availability_change_event;
+};
+
 void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system);
 
 } // namespace Service::NFP

src/yuzu/configuration/config.cpp

@@ -77,13 +77,13 @@ const std::array<UISettings::Shortcut, 22> Config::default_hotkeys{{
     {QStringLiteral("Exit Fullscreen"),          QStringLiteral("Main Window"), {QStringLiteral("Esc"),     QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Exit yuzu"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+Q"),  QStringLiteral("Home+Minus"), Qt::WindowShortcut}},
     {QStringLiteral("Fullscreen"),               QStringLiteral("Main Window"), {QStringLiteral("F11"),     QStringLiteral("Home+B"), Qt::WindowShortcut}},
-    {QStringLiteral("Load Amiibo"),              QStringLiteral("Main Window"), {QStringLiteral("F2"),      QStringLiteral("Home+A"), Qt::WidgetWithChildrenShortcut}},
     {QStringLiteral("Load File"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+O"),  QStringLiteral(""), Qt::WidgetWithChildrenShortcut}},
+    {QStringLiteral("Load/Remove Amiibo"),       QStringLiteral("Main Window"), {QStringLiteral("F2"),      QStringLiteral("Home+A"), Qt::WidgetWithChildrenShortcut}},
     {QStringLiteral("Restart Emulation"),        QStringLiteral("Main Window"), {QStringLiteral("F6"),      QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Stop Emulation"),           QStringLiteral("Main Window"), {QStringLiteral("F5"),      QStringLiteral(""), Qt::WindowShortcut}},
-    {QStringLiteral("TAS Start/Stop"),           QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F5"), QStringLiteral(""), Qt::ApplicationShortcut}},
-    {QStringLiteral("TAS Reset"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F6"), QStringLiteral(""), Qt::ApplicationShortcut}},
     {QStringLiteral("TAS Record"),               QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F7"), QStringLiteral(""), Qt::ApplicationShortcut}},
+    {QStringLiteral("TAS Reset"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F6"), QStringLiteral(""), Qt::ApplicationShortcut}},
+    {QStringLiteral("TAS Start/Stop"),           QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F5"), QStringLiteral(""), Qt::ApplicationShortcut}},
     {QStringLiteral("Toggle Filter Bar"),        QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F"),  QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Toggle Framerate Limit"),   QStringLiteral("Main Window"), {QStringLiteral("Ctrl+U"),  QStringLiteral("Home+Y"), Qt::ApplicationShortcut}},
     {QStringLiteral("Toggle Mouse Panning"),     QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F9"), QStringLiteral(""), Qt::ApplicationShortcut}},

src/yuzu/main.cpp

@@ -934,7 +934,7 @@ void GMainWindow::InitializeHotkeys() {
     hotkey_registry.LoadHotkeys();
 
     LinkActionShortcut(ui->action_Load_File, QStringLiteral("Load File"));
-    LinkActionShortcut(ui->action_Load_Amiibo, QStringLiteral("Load Amiibo"));
+    LinkActionShortcut(ui->action_Load_Amiibo, QStringLiteral("Load/Remove Amiibo"));
     LinkActionShortcut(ui->action_Exit, QStringLiteral("Exit yuzu"));
     LinkActionShortcut(ui->action_Restart, QStringLiteral("Restart Emulation"));
     LinkActionShortcut(ui->action_Pause, QStringLiteral("Continue/Pause Emulation"));
@@ -2927,6 +2927,24 @@ void GMainWindow::OnLoadAmiibo() {
         return;
     }
 
+    Service::SM::ServiceManager& sm = system->ServiceManager();
+    auto nfc = sm.GetService<Service::NFP::Module::Interface>("nfp:user");
+    if (nfc == nullptr) {
+        QMessageBox::warning(this, tr("Error"), tr("The current game is not looking for amiibos"));
+        return;
+    }
+    const auto nfc_state = nfc->GetCurrentState();
+    if (nfc_state == Service::NFP::DeviceState::TagFound ||
+        nfc_state == Service::NFP::DeviceState::TagMounted) {
+        nfc->CloseAmiibo();
+        return;
+    }
+
+    if (nfc_state != Service::NFP::DeviceState::SearchingForTag) {
+        QMessageBox::warning(this, tr("Error"), tr("The current game is not looking for amiibos"));
+        return;
+    }
+
     is_amiibo_file_select_active = true;
     const QString extensions{QStringLiteral("*.bin")};
     const QString file_filter = tr("Amiibo File (%1);; All Files (*.*)").arg(extensions);

src/yuzu/main.ui

@@ -266,7 +266,7 @@
     <bool>false</bool>
    </property>
    <property name="text">
-    <string>Load &amp;Amiibo...</string>
+    <string>Load/Remove &amp;Amiibo...</string>
    </property>
   </action>
   <action name="action_Report_Compatibility">