From e445ef9d607d04dab185be55b1395007a40c3b81 Mon Sep 17 00:00:00 2001
From: Narr the Reg <juangerman-13@hotmail.com>
Date: Tue, 5 Dec 2023 18:39:18 -0600
Subject: service: hid: Introduce proper AppletResource emulation

---
 .../hle/service/hid/controllers/applet_resource.h  | 87 ++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/core/hle/service/hid/controllers/applet_resource.h

(limited to 'src/core/hle/service/hid/controllers/applet_resource.h')

diff --git a/src/core/hle/service/hid/controllers/applet_resource.h b/src/core/hle/service/hid/controllers/applet_resource.h
new file mode 100644
index 000000000..3dcec2898
--- /dev/null
+++ b/src/core/hle/service/hid/controllers/applet_resource.h
@@ -0,0 +1,87 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "common/bit_field.h"
+#include "common/common_types.h"
+#include "core/hle/result.h"
+
+namespace Core {
+class System;
+}
+
+namespace Kernel {
+class KSharedMemory;
+}
+
+namespace Service::HID {
+class AppletResource {
+public:
+    explicit AppletResource(Core::System& system_);
+    ~AppletResource();
+
+    Result CreateAppletResource(u64 aruid);
+
+    Result RegisterAppletResourceUserId(u64 aruid, bool enable_input);
+    void UnregisterAppletResourceUserId(u64 aruid);
+
+    u64 GetActiveAruid();
+    Result GetSharedMemoryHandle(Kernel::KSharedMemory** out_handle, u64 aruid);
+
+    u64 GetIndexFromAruid(u64 aruid);
+
+    Result DestroySevenSixAxisTransferMemory();
+
+    void EnableInput(u64 aruid, bool is_enabled);
+    void EnableSixAxisSensor(u64 aruid, bool is_enabled);
+    void EnablePadInput(u64 aruid, bool is_enabled);
+    void EnableTouchScreen(u64 aruid, bool is_enabled);
+    void SetIsPalmaConnectable(u64 aruid, bool is_connectable);
+    void EnablePalmaBoostMode(u64 aruid, bool is_enabled);
+
+private:
+    static constexpr std::size_t AruidIndexMax = 0x20;
+
+    enum RegistrationStatus : u32 {
+        None,
+        Initialized,
+        PendingDelete,
+    };
+
+    struct DataStatusFlag {
+        union {
+            u32 raw{};
+
+            BitField<0, 1, u32> is_initialized;
+            BitField<1, 1, u32> is_assigned;
+            BitField<16, 1, u32> enable_pad_input;
+            BitField<17, 1, u32> enable_six_axis_sensor;
+            BitField<18, 1, u32> bit_18;
+            BitField<19, 1, u32> is_palma_connectable;
+            BitField<20, 1, u32> enable_palma_boost_mode;
+            BitField<21, 1, u32> enable_touchscreen;
+        };
+    };
+
+    struct AruidRegisterList {
+        std::array<RegistrationStatus, AruidIndexMax> flag{};
+        std::array<u64, AruidIndexMax> aruid{};
+    };
+    static_assert(sizeof(AruidRegisterList) == 0x180, "AruidRegisterList is an invalid size");
+
+    struct AruidData {
+        DataStatusFlag flag{};
+        u64 aruid{};
+        Kernel::KSharedMemory* shared_memory_handle{nullptr};
+    };
+
+    u64 active_aruid{};
+    AruidRegisterList registration_list{};
+    std::array<AruidData, AruidIndexMax> data{};
+
+    Core::System& system;
+};
+} // namespace Service::HID
-- 
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