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https://github.com/RGBCube/serenity
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478f543899
Instead, allocate before constructing the object and pass NonnullOwnPtr of KString to the object if needed. Some classes can determine their names as they have a known attribute to look for or have a static name.
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <AK/Types.h>
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#include <AK/Vector.h>
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#include <Kernel/FileSystem/SysFS.h>
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#include <Kernel/Firmware/SysFSFirmware.h>
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#include <Kernel/KBuffer.h>
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#include <Kernel/Memory/MappedROM.h>
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#include <Kernel/Memory/Region.h>
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#include <Kernel/PhysicalAddress.h>
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#include <Kernel/VirtualAddress.h>
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namespace Kernel {
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class PowerStateSwitchNode final : public SysFSComponent {
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public:
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virtual StringView name() const override { return "power_state"sv; }
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static NonnullRefPtr<PowerStateSwitchNode> must_create(FirmwareSysFSDirectory&);
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virtual mode_t permissions() const override;
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virtual ErrorOr<size_t> write_bytes(off_t, size_t, UserOrKernelBuffer const&, OpenFileDescription*) override;
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virtual ErrorOr<void> truncate(u64) override;
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virtual ErrorOr<void> set_mtime(time_t) override { return {}; }
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private:
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PowerStateSwitchNode(FirmwareSysFSDirectory&);
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void reboot();
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void poweroff();
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};
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}
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