mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-29 02:50:26 +00:00
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/CircularQueue.h>
|
|
#include <AK/Vector.h>
|
|
#include <Kernel/Devices/CharacterDevice.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class ConsoleDevice final : public CharacterDevice {
|
|
AK_MAKE_ETERNAL
|
|
public:
|
|
static ConsoleDevice& the();
|
|
static void initialize();
|
|
static bool is_initialized();
|
|
|
|
ConsoleDevice();
|
|
virtual ~ConsoleDevice() override;
|
|
|
|
// ^CharacterDevice
|
|
virtual bool can_read(const Kernel::FileDescription&, size_t) const override;
|
|
virtual bool can_write(const Kernel::FileDescription&, size_t) const override { return true; }
|
|
virtual Kernel::KResultOr<size_t> read(FileDescription&, u64, Kernel::UserOrKernelBuffer&, size_t) override;
|
|
virtual Kernel::KResultOr<size_t> write(FileDescription&, u64, const Kernel::UserOrKernelBuffer&, size_t) override;
|
|
virtual StringView class_name() const override { return "Console"; }
|
|
|
|
void put_char(char);
|
|
|
|
const CircularQueue<char, 16384>& logbuffer() const { return m_logbuffer; }
|
|
|
|
// ^Device
|
|
virtual mode_t required_mode() const override { return 0666; }
|
|
virtual String device_name() const override { return "console"; }
|
|
|
|
private:
|
|
CircularQueue<char, 16384> m_logbuffer;
|
|
};
|
|
|
|
}
|