ladybird/Kernel/FileSystem/SysFS/Subsystems/Firmware/PowerStateSwitch.h
Liav A 290eb53cb5 Kernel/SysFS: Stop cluttering the codebase with pieces of SysFS parts
Instead, start to put everything in one place to resemble the directory
structure of the SysFS when actually using it.
2022-06-17 11:01:27 +02:00

39 lines
1.1 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefPtr.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <Kernel/FileSystem/SysFS.h>
#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/Directory.h>
#include <Kernel/KBuffer.h>
#include <Kernel/Memory/MappedROM.h>
#include <Kernel/Memory/Region.h>
#include <Kernel/PhysicalAddress.h>
#include <Kernel/VirtualAddress.h>
namespace Kernel {
class PowerStateSwitchNode final : public SysFSComponent {
public:
virtual StringView name() const override { return "power_state"sv; }
static NonnullRefPtr<PowerStateSwitchNode> must_create(FirmwareSysFSDirectory&);
virtual mode_t permissions() const override;
virtual ErrorOr<size_t> write_bytes(off_t, size_t, UserOrKernelBuffer const&, OpenFileDescription*) override;
virtual ErrorOr<void> truncate(u64) override;
virtual ErrorOr<void> set_mtime(time_t) override { return {}; }
private:
PowerStateSwitchNode(FirmwareSysFSDirectory&);
void reboot();
void poweroff();
};
}