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https://github.com/RGBCube/serenity
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3b03077abb
Because the ".." entry in a directory is a separate inode, if a directory is renamed to a new location, then we should update this entry the point to the new parent directory as well. Co-authored-by: Liav A <liavalb@gmail.com>
46 lines
1.7 KiB
C++
46 lines
1.7 KiB
C++
/*
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* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
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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/Types.h>
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#include <Kernel/FileSystem/DevPtsFS/FileSystem.h>
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#include <Kernel/FileSystem/Inode.h>
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#include <Kernel/TTY/SlavePTY.h>
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namespace Kernel {
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class DevPtsFSInode final : public Inode {
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friend class DevPtsFS;
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public:
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virtual ~DevPtsFSInode() override;
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DevPtsFS& fs() { return static_cast<DevPtsFS&>(Inode::fs()); }
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DevPtsFS const& fs() const { return static_cast<DevPtsFS const&>(Inode::fs()); }
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private:
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DevPtsFSInode(DevPtsFS&, InodeIndex, SlavePTY*);
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// ^Inode
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virtual ErrorOr<size_t> read_bytes_locked(off_t, size_t, UserOrKernelBuffer& buffer, OpenFileDescription*) const override;
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virtual InodeMetadata metadata() const override;
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virtual ErrorOr<void> traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
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virtual ErrorOr<NonnullLockRefPtr<Inode>> lookup(StringView name) override;
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virtual ErrorOr<void> flush_metadata() override;
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virtual ErrorOr<size_t> write_bytes_locked(off_t, size_t, UserOrKernelBuffer const& buffer, OpenFileDescription*) override;
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virtual ErrorOr<NonnullLockRefPtr<Inode>> create_child(StringView name, mode_t, dev_t, UserID, GroupID) override;
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virtual ErrorOr<void> add_child(Inode&, StringView name, mode_t) override;
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virtual ErrorOr<void> remove_child(StringView name) override;
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virtual ErrorOr<void> replace_child(StringView name, Inode& child) override;
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virtual ErrorOr<void> chmod(mode_t) override;
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virtual ErrorOr<void> chown(UserID, GroupID) override;
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LockWeakPtr<SlavePTY> m_pty;
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InodeMetadata m_metadata;
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};
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}
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