From ee847f8ff0b1b0aec39c1b78c010bc0c08a0a613 Mon Sep 17 00:00:00 2001
From: Narr the Reg <juangerman-13@hotmail.com>
Date: Thu, 4 Jan 2024 20:37:43 -0600
Subject: hid_core: Move hid to it's own subproject

---
 src/hid_core/resources/keyboard/keyboard.cpp     | 56 ++++++++++++++++++++++++
 src/hid_core/resources/keyboard/keyboard.h       | 33 ++++++++++++++
 src/hid_core/resources/keyboard/keyboard_types.h | 20 +++++++++
 3 files changed, 109 insertions(+)
 create mode 100644 src/hid_core/resources/keyboard/keyboard.cpp
 create mode 100644 src/hid_core/resources/keyboard/keyboard.h
 create mode 100644 src/hid_core/resources/keyboard/keyboard_types.h

(limited to 'src/hid_core/resources/keyboard')

diff --git a/src/hid_core/resources/keyboard/keyboard.cpp b/src/hid_core/resources/keyboard/keyboard.cpp
new file mode 100644
index 000000000..340e8a65c
--- /dev/null
+++ b/src/hid_core/resources/keyboard/keyboard.cpp
@@ -0,0 +1,56 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/settings.h"
+#include "core/core_timing.h"
+#include "hid_core/frontend/emulated_devices.h"
+#include "hid_core/hid_core.h"
+#include "hid_core/resources/applet_resource.h"
+#include "hid_core/resources/keyboard/keyboard.h"
+#include "hid_core/resources/shared_memory_format.h"
+
+namespace Service::HID {
+
+Keyboard::Keyboard(Core::HID::HIDCore& hid_core_) : ControllerBase{hid_core_} {
+    emulated_devices = hid_core.GetEmulatedDevices();
+}
+
+Keyboard::~Keyboard() = default;
+
+void Keyboard::OnInit() {}
+
+void Keyboard::OnRelease() {}
+
+void Keyboard::OnUpdate(const Core::Timing::CoreTiming& core_timing) {
+    std::scoped_lock shared_lock{*shared_mutex};
+    const u64 aruid = applet_resource->GetActiveAruid();
+    auto* data = applet_resource->GetAruidData(aruid);
+
+    if (data == nullptr || !data->flag.is_assigned) {
+        return;
+    }
+
+    KeyboardSharedMemoryFormat& shared_memory = data->shared_memory_format->keyboard;
+
+    if (!IsControllerActivated()) {
+        shared_memory.keyboard_lifo.buffer_count = 0;
+        shared_memory.keyboard_lifo.buffer_tail = 0;
+        return;
+    }
+
+    const auto& last_entry = shared_memory.keyboard_lifo.ReadCurrentEntry().state;
+    next_state.sampling_number = last_entry.sampling_number + 1;
+
+    if (Settings::values.keyboard_enabled) {
+        const auto& keyboard_state = emulated_devices->GetKeyboard();
+        const auto& keyboard_modifier_state = emulated_devices->GetKeyboardModifier();
+
+        next_state.key = keyboard_state;
+        next_state.modifier = keyboard_modifier_state;
+        next_state.attribute.is_connected.Assign(1);
+    }
+
+    shared_memory.keyboard_lifo.WriteNextEntry(next_state);
+}
+
+} // namespace Service::HID
diff --git a/src/hid_core/resources/keyboard/keyboard.h b/src/hid_core/resources/keyboard/keyboard.h
new file mode 100644
index 000000000..4bcc1c1b2
--- /dev/null
+++ b/src/hid_core/resources/keyboard/keyboard.h
@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "hid_core/resources/controller_base.h"
+#include "hid_core/resources/keyboard/keyboard_types.h"
+
+namespace Core::HID {
+class HIDCore;
+class EmulatedDevices;
+} // namespace Core::HID
+
+namespace Service::HID {
+class Keyboard final : public ControllerBase {
+public:
+    explicit Keyboard(Core::HID::HIDCore& hid_core_);
+    ~Keyboard() override;
+
+    // Called when the controller is initialized
+    void OnInit() override;
+
+    // When the controller is released
+    void OnRelease() override;
+
+    // When the controller is requesting an update for the shared memory
+    void OnUpdate(const Core::Timing::CoreTiming& core_timing) override;
+
+private:
+    KeyboardState next_state{};
+    Core::HID::EmulatedDevices* emulated_devices = nullptr;
+};
+} // namespace Service::HID
diff --git a/src/hid_core/resources/keyboard/keyboard_types.h b/src/hid_core/resources/keyboard/keyboard_types.h
new file mode 100644
index 000000000..4d7ff2f0a
--- /dev/null
+++ b/src/hid_core/resources/keyboard/keyboard_types.h
@@ -0,0 +1,20 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include "common/common_types.h"
+#include "hid_core/hid_types.h"
+
+namespace Service::HID {
+
+// This is nn::hid::detail::KeyboardState
+struct KeyboardState {
+    s64 sampling_number{};
+    Core::HID::KeyboardModifier modifier{};
+    Core::HID::KeyboardAttribute attribute{};
+    Core::HID::KeyboardKey key{};
+};
+static_assert(sizeof(KeyboardState) == 0x30, "KeyboardState is an invalid size");
+
+} // namespace Service::HID
-- 
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