serenity/Kernel/FileSystem/ProcFS/Inode.h
sin-ack 3b03077abb Kernel: Update the ".." inode for directories after a rename
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>
2022-11-25 17:33:05 +01:00

41 lines
1.4 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <Kernel/FileSystem/Inode.h>
#include <Kernel/FileSystem/OpenFileDescription.h>
#include <Kernel/FileSystem/ProcFS/FileSystem.h>
#include <Kernel/ProcessExposed.h>
#include <Kernel/UnixTypes.h>
namespace Kernel {
class ProcFSInode : public Inode {
friend class ProcFS;
public:
virtual ~ProcFSInode() override;
protected:
ProcFSInode(ProcFS const&, InodeIndex);
ProcFS& procfs() { return static_cast<ProcFS&>(Inode::fs()); }
ProcFS const& procfs() const { return static_cast<ProcFS const&>(Inode::fs()); }
// ^Inode
virtual ErrorOr<void> attach(OpenFileDescription& description) override = 0;
virtual void did_seek(OpenFileDescription&, off_t) override = 0;
virtual ErrorOr<void> flush_metadata() override final;
virtual ErrorOr<NonnullLockRefPtr<Inode>> create_child(StringView name, mode_t, dev_t, UserID, GroupID) override final;
virtual ErrorOr<void> add_child(Inode&, StringView name, mode_t) override final;
virtual ErrorOr<void> remove_child(StringView name) override final;
virtual ErrorOr<void> replace_child(StringView name, Inode& child) override final;
virtual ErrorOr<void> chmod(mode_t) override final;
virtual ErrorOr<void> chown(UserID, GroupID) override final;
};
}