4 files changed, 71 insertions, 158 deletions

diff --git a/src/core/hle/service/hid/controllers/keyboard.cpp b/src/core/hle/service/hid/controllers/keyboard.cpp
index c6c620008..db0f56b92 100644
--- a/src/core/hle/service/hid/controllers/keyboard.cpp
+++ b/src/core/hle/service/hid/controllers/keyboard.cpp
@@ -5,14 +5,19 @@
 #include <cstring>
 #include "common/common_types.h"
 #include "common/settings.h"
+#include "core/core.h"
 #include "core/core_timing.h"
+#include "core/hid/hid_core.h"
 #include "core/hle/service/hid/controllers/keyboard.h"
 
 namespace Service::HID {
 constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3800;
 constexpr u8 KEYS_PER_BYTE = 8;
 
-Controller_Keyboard::Controller_Keyboard(Core::System& system_) : ControllerBase{system_} {}
+Controller_Keyboard::Controller_Keyboard(Core::System& system_) : ControllerBase{system_} {
+    emulated_devices = system.HIDCore().GetEmulatedDevices();
+}
+
 Controller_Keyboard::~Controller_Keyboard() = default;
 
 void Controller_Keyboard::OnInit() {}
@@ -21,51 +26,26 @@ void Controller_Keyboard::OnRelease() {}
 
 void Controller_Keyboard::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
                                    std::size_t size) {
-    shared_memory.header.timestamp = core_timing.GetCPUTicks();
-    shared_memory.header.total_entry_count = 17;
-
     if (!IsControllerActivated()) {
-        shared_memory.header.entry_count = 0;
-        shared_memory.header.last_entry_index = 0;
+        keyboard_lifo.entry_count = 0;
+        keyboard_lifo.last_entry_index = 0;
+        std::memcpy(data, &keyboard_lifo, sizeof(keyboard_lifo));
         return;
     }
-    shared_memory.header.entry_count = 16;
-
-    const auto& last_entry = shared_memory.pad_states[shared_memory.header.last_entry_index];
-    shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17;
-    auto& cur_entry = shared_memory.pad_states[shared_memory.header.last_entry_index];
 
-    cur_entry.sampling_number = last_entry.sampling_number + 1;
-    cur_entry.sampling_number2 = cur_entry.sampling_number;
+    const auto& last_entry = keyboard_lifo.ReadCurrentEntry().state;
+    next_state.sampling_number = last_entry.sampling_number + 1;
 
-    cur_entry.key.fill(0);
     if (Settings::values.keyboard_enabled) {
-        for (std::size_t i = 0; i < keyboard_keys.size(); ++i) {
-            auto& entry = cur_entry.key[i / KEYS_PER_BYTE];
-            entry = static_cast<u8>(entry | (keyboard_keys[i]->GetStatus() << (i % KEYS_PER_BYTE)));
-        }
+        const auto& keyboard_state = emulated_devices->GetKeyboard();
+        const auto& keyboard_modifier_state = emulated_devices->GetKeyboardModifier();
 
-        using namespace Settings::NativeKeyboard;
-
-        // TODO: Assign the correct key to all modifiers
-        cur_entry.modifier.control.Assign(keyboard_mods[LeftControl]->GetStatus());
-        cur_entry.modifier.shift.Assign(keyboard_mods[LeftShift]->GetStatus());
-        cur_entry.modifier.left_alt.Assign(keyboard_mods[LeftAlt]->GetStatus());
-        cur_entry.modifier.right_alt.Assign(keyboard_mods[RightAlt]->GetStatus());
-        cur_entry.modifier.gui.Assign(0);
-        cur_entry.modifier.caps_lock.Assign(keyboard_mods[CapsLock]->GetStatus());
-        cur_entry.modifier.scroll_lock.Assign(keyboard_mods[ScrollLock]->GetStatus());
-        cur_entry.modifier.num_lock.Assign(keyboard_mods[NumLock]->GetStatus());
-        cur_entry.modifier.katakana.Assign(0);
-        cur_entry.modifier.hiragana.Assign(0);
+        next_state.key = keyboard_state;
+        next_state.modifier = keyboard_modifier_state;
     }
-    std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
-}
 
-void Controller_Keyboard::OnLoadInputDevices() {
-    std::transform(Settings::values.keyboard_keys.begin(), Settings::values.keyboard_keys.end(),
-                   keyboard_keys.begin(), Input::CreateDevice<Input::ButtonDevice>);
-    std::transform(Settings::values.keyboard_mods.begin(), Settings::values.keyboard_mods.end(),
-                   keyboard_mods.begin(), Input::CreateDevice<Input::ButtonDevice>);
+    keyboard_lifo.WriteNextEntry(next_state);
+    std::memcpy(data + SHARED_MEMORY_OFFSET, &keyboard_lifo, sizeof(keyboard_lifo));
 }
+
 } // namespace Service::HID
diff --git a/src/core/hle/service/hid/controllers/keyboard.h b/src/core/hle/service/hid/controllers/keyboard.h
index 172a80e9c..6919e092a 100644
--- a/src/core/hle/service/hid/controllers/keyboard.h
+++ b/src/core/hle/service/hid/controllers/keyboard.h
@@ -10,8 +10,14 @@
 #include "common/common_types.h"
 #include "common/settings.h"
 #include "common/swap.h"
-#include "core/frontend/input.h"
 #include "core/hle/service/hid/controllers/controller_base.h"
+#include "core/hle/service/hid/ring_lifo.h"
+
+namespace Core::HID {
+class EmulatedDevices;
+struct KeyboardModifier;
+struct KeyboardKey;
+} // namespace Core::HID
 
 namespace Service::HID {
 class Controller_Keyboard final : public ControllerBase {
@@ -28,47 +34,20 @@ public:
     // When the controller is requesting an update for the shared memory
     void OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, std::size_t size) override;
 
-    // Called when input devices should be loaded
-    void OnLoadInputDevices() override;
-
 private:
-    struct Modifiers {
-        union {
-            u32_le raw{};
-            BitField<0, 1, u32> control;
-            BitField<1, 1, u32> shift;
-            BitField<2, 1, u32> left_alt;
-            BitField<3, 1, u32> right_alt;
-            BitField<4, 1, u32> gui;
-            BitField<8, 1, u32> caps_lock;
-            BitField<9, 1, u32> scroll_lock;
-            BitField<10, 1, u32> num_lock;
-            BitField<11, 1, u32> katakana;
-            BitField<12, 1, u32> hiragana;
-        };
-    };
-    static_assert(sizeof(Modifiers) == 0x4, "Modifiers is an invalid size");
-
+    // This is nn::hid::detail::KeyboardState
     struct KeyboardState {
         s64_le sampling_number;
-        s64_le sampling_number2;
-
-        Modifiers modifier;
-        std::array<u8, 32> key;
+        Core::HID::KeyboardModifier modifier;
+        Core::HID::KeyboardKey key;
     };
-    static_assert(sizeof(KeyboardState) == 0x38, "KeyboardState is an invalid size");
+    static_assert(sizeof(KeyboardState) == 0x30, "KeyboardState is an invalid size");
 
-    struct SharedMemory {
-        CommonHeader header;
-        std::array<KeyboardState, 17> pad_states;
-        INSERT_PADDING_BYTES(0x28);
-    };
-    static_assert(sizeof(SharedMemory) == 0x400, "SharedMemory is an invalid size");
-    SharedMemory shared_memory{};
+    // This is nn::hid::detail::KeyboardLifo
+    Lifo<KeyboardState> keyboard_lifo{};
+    static_assert(sizeof(keyboard_lifo) == 0x3D8, "keyboard_lifo is an invalid size");
+    KeyboardState next_state{};
 
-    std::array<std::unique_ptr<Input::ButtonDevice>, Settings::NativeKeyboard::NumKeyboardKeys>
-        keyboard_keys;
-    std::array<std::unique_ptr<Input::ButtonDevice>, Settings::NativeKeyboard::NumKeyboardMods>
-        keyboard_mods;
+    Core::HID::EmulatedDevices* emulated_devices;
 };
 } // namespace Service::HID
diff --git a/src/core/hle/service/hid/controllers/mouse.cpp b/src/core/hle/service/hid/controllers/mouse.cpp
index 2211f1144..2f607bfe9 100644
--- a/src/core/hle/service/hid/controllers/mouse.cpp
+++ b/src/core/hle/service/hid/controllers/mouse.cpp
@@ -4,14 +4,19 @@
 
 #include <cstring>
 #include "common/common_types.h"
+#include "core/core.h"
 #include "core/core_timing.h"
 #include "core/frontend/emu_window.h"
+#include "core/hid/hid_core.h"
 #include "core/hle/service/hid/controllers/mouse.h"
 
 namespace Service::HID {
 constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3400;
 
-Controller_Mouse::Controller_Mouse(Core::System& system_) : ControllerBase{system_} {}
+Controller_Mouse::Controller_Mouse(Core::System& system_) : ControllerBase{system_} {
+    emulated_devices = system.HIDCore().GetEmulatedDevices();
+}
+
 Controller_Mouse::~Controller_Mouse() = default;
 
 void Controller_Mouse::OnInit() {}
@@ -19,50 +24,35 @@ void Controller_Mouse::OnRelease() {}
 
 void Controller_Mouse::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
                                 std::size_t size) {
-    shared_memory.header.timestamp = core_timing.GetCPUTicks();
-    shared_memory.header.total_entry_count = 17;
+    mouse_lifo.timestamp = core_timing.GetCPUTicks();
 
     if (!IsControllerActivated()) {
-        shared_memory.header.entry_count = 0;
-        shared_memory.header.last_entry_index = 0;
+        mouse_lifo.entry_count = 0;
+        mouse_lifo.last_entry_index = 0;
+        std::memcpy(data, &mouse_lifo, sizeof(mouse_lifo));
         return;
     }
-    shared_memory.header.entry_count = 16;
-
-    auto& last_entry = shared_memory.mouse_states[shared_memory.header.last_entry_index];
-    shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17;
-    auto& cur_entry = shared_memory.mouse_states[shared_memory.header.last_entry_index];
 
-    cur_entry.sampling_number = last_entry.sampling_number + 1;
-    cur_entry.sampling_number2 = cur_entry.sampling_number;
+    const auto& last_entry = mouse_lifo.ReadCurrentEntry().state;
+    next_state.sampling_number = last_entry.sampling_number + 1;
 
-    cur_entry.attribute.raw = 0;
+    next_state.attribute.raw = 0;
     if (Settings::values.mouse_enabled) {
-        const auto [px, py, sx, sy] = mouse_device->GetStatus();
-        const auto x = static_cast<s32>(px * Layout::ScreenUndocked::Width);
-        const auto y = static_cast<s32>(py * Layout::ScreenUndocked::Height);
-        cur_entry.x = x;
-        cur_entry.y = y;
-        cur_entry.delta_x = x - last_entry.x;
-        cur_entry.delta_y = y - last_entry.y;
-        cur_entry.mouse_wheel_x = sx;
-        cur_entry.mouse_wheel_y = sy;
-        cur_entry.attribute.is_connected.Assign(1);
-
-        using namespace Settings::NativeMouseButton;
-        cur_entry.button.left.Assign(mouse_button_devices[Left]->GetStatus());
-        cur_entry.button.right.Assign(mouse_button_devices[Right]->GetStatus());
-        cur_entry.button.middle.Assign(mouse_button_devices[Middle]->GetStatus());
-        cur_entry.button.forward.Assign(mouse_button_devices[Forward]->GetStatus());
-        cur_entry.button.back.Assign(mouse_button_devices[Back]->GetStatus());
+        const auto& mouse_button_state = emulated_devices->GetMouseButtons();
+        const auto& mouse_position_state = emulated_devices->GetMousePosition();
+        next_state.attribute.is_connected.Assign(1);
+        next_state.x = mouse_position_state.x;
+        next_state.y = mouse_position_state.y;
+        next_state.delta_x = next_state.x - last_entry.x;
+        next_state.delta_y = next_state.y - last_entry.y;
+        next_state.delta_wheel_x = mouse_position_state.delta_wheel_x;
+        next_state.delta_wheel_y = mouse_position_state.delta_wheel_y;
+
+        next_state.button = mouse_button_state;
     }
 
-    std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
+    mouse_lifo.WriteNextEntry(next_state);
+    std::memcpy(data + SHARED_MEMORY_OFFSET, &mouse_lifo, sizeof(mouse_lifo));
 }
 
-void Controller_Mouse::OnLoadInputDevices() {
-    //mouse_device = Input::CreateDevice<Input::MouseDevice>(Settings::values.mouse_device);
-    std::transform(Settings::values.mouse_buttons.begin(), Settings::values.mouse_buttons.end(),
-                   mouse_button_devices.begin(), Input::CreateDevice<Input::ButtonDevice>);
-}
 } // namespace Service::HID
diff --git a/src/core/hle/service/hid/controllers/mouse.h b/src/core/hle/service/hid/controllers/mouse.h
index 3d391a798..ce868a247 100644
--- a/src/core/hle/service/hid/controllers/mouse.h
+++ b/src/core/hle/service/hid/controllers/mouse.h
@@ -9,8 +9,13 @@
 #include "common/common_types.h"
 #include "common/settings.h"
 #include "common/swap.h"
-#include "core/frontend/input.h"
 #include "core/hle/service/hid/controllers/controller_base.h"
+#include "core/hle/service/hid/ring_lifo.h"
+
+namespace Core::HID {
+class EmulatedDevices;
+struct MouseState;
+} // namespace Core::HID
 
 namespace Service::HID {
 class Controller_Mouse final : public ControllerBase {
@@ -27,53 +32,12 @@ public:
     // When the controller is requesting an update for the shared memory
     void OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, std::size_t size) override;
 
-    // Called when input devices should be loaded
-    void OnLoadInputDevices() override;
-
 private:
-    struct Buttons {
-        union {
-            u32_le raw{};
-            BitField<0, 1, u32> left;
-            BitField<1, 1, u32> right;
-            BitField<2, 1, u32> middle;
-            BitField<3, 1, u32> forward;
-            BitField<4, 1, u32> back;
-        };
-    };
-    static_assert(sizeof(Buttons) == 0x4, "Buttons is an invalid size");
-
-    struct Attributes {
-        union {
-            u32_le raw{};
-            BitField<0, 1, u32> transferable;
-            BitField<1, 1, u32> is_connected;
-        };
-    };
-    static_assert(sizeof(Attributes) == 0x4, "Attributes is an invalid size");
-
-    struct MouseState {
-        s64_le sampling_number;
-        s64_le sampling_number2;
-        s32_le x;
-        s32_le y;
-        s32_le delta_x;
-        s32_le delta_y;
-        s32_le mouse_wheel_x;
-        s32_le mouse_wheel_y;
-        Buttons button;
-        Attributes attribute;
-    };
-    static_assert(sizeof(MouseState) == 0x30, "MouseState is an invalid size");
-
-    struct SharedMemory {
-        CommonHeader header;
-        std::array<MouseState, 17> mouse_states;
-    };
-    SharedMemory shared_memory{};
+    // This is nn::hid::detail::MouseLifo
+    Lifo<Core::HID::MouseState> mouse_lifo{};
+    static_assert(sizeof(mouse_lifo) == 0x350, "mouse_lifo is an invalid size");
+    Core::HID::MouseState next_state{};
 
-    std::unique_ptr<Input::MouseDevice> mouse_device;
-    std::array<std::unique_ptr<Input::ButtonDevice>, Settings::NativeMouseButton::NumMouseButtons>
-        mouse_button_devices;
+    Core::HID::EmulatedDevices* emulated_devices;
 };
 } // namespace Service::HID