serenity/Kernel/Devices/HID/MouseDevice.h

45 lines
1.3 KiB
C++

/*
* Copyright (c) 2021-2023, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/CircularQueue.h>
#include <AK/Types.h>
#include <Kernel/API/KeyCode.h>
#include <Kernel/API/MousePacket.h>
#include <Kernel/Devices/CharacterDevice.h>
#include <Kernel/Devices/HID/Device.h>
#include <Kernel/Interrupts/IRQHandler.h>
#include <Kernel/Security/Random.h>
namespace Kernel {
class MouseDevice : public HIDDevice {
friend class DeviceManagement;
public:
static ErrorOr<NonnullRefPtr<MouseDevice>> try_to_initialize();
virtual ~MouseDevice() override;
// ^CharacterDevice
virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(OpenFileDescription const&, u64) const override;
virtual ErrorOr<size_t> write(OpenFileDescription&, u64, UserOrKernelBuffer const&, size_t) override { return EINVAL; }
virtual bool can_write(OpenFileDescription const&, u64) const override { return true; }
void handle_mouse_packet_input_event(MousePacket);
protected:
MouseDevice();
// ^CharacterDevice
virtual StringView class_name() const override { return "MouseDevice"sv; }
mutable Spinlock<LockRank::None> m_queue_lock {};
CircularQueue<MousePacket, 100> m_queue;
};
}