mirror of
https://github.com/SerenityOS/serenity.git
synced 2025-01-24 10:22:05 -05:00
ae197deb6b
Prior to this change, both uid_t and gid_t were typedef'ed to `u32`. This made it easy to use them interchangeably. Let's not allow that. This patch adds UserID and GroupID using the AK::DistinctNumeric mechanism we've already been employing for pid_t/ProcessID.
66 lines
2 KiB
C++
66 lines
2 KiB
C++
/*
|
|
* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Types.h>
|
|
#include <Kernel/FileSystem/FileSystem.h>
|
|
#include <Kernel/FileSystem/Inode.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class SlavePTY;
|
|
class DevPtsFSInode;
|
|
|
|
class DevPtsFS final : public FileSystem {
|
|
friend class DevPtsFSInode;
|
|
|
|
public:
|
|
virtual ~DevPtsFS() override;
|
|
static NonnullRefPtr<DevPtsFS> create();
|
|
|
|
virtual KResult initialize() override;
|
|
virtual StringView class_name() const override { return "DevPtsFS"sv; }
|
|
|
|
virtual Inode& root_inode() override;
|
|
|
|
private:
|
|
DevPtsFS();
|
|
RefPtr<Inode> get_inode(InodeIdentifier) const;
|
|
|
|
RefPtr<DevPtsFSInode> m_root_inode;
|
|
};
|
|
|
|
class DevPtsFSInode final : public Inode {
|
|
friend class DevPtsFS;
|
|
|
|
public:
|
|
virtual ~DevPtsFSInode() override;
|
|
|
|
DevPtsFS& fs() { return static_cast<DevPtsFS&>(Inode::fs()); }
|
|
DevPtsFS const& fs() const { return static_cast<DevPtsFS const&>(Inode::fs()); }
|
|
|
|
private:
|
|
DevPtsFSInode(DevPtsFS&, InodeIndex, SlavePTY*);
|
|
|
|
// ^Inode
|
|
virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer& buffer, FileDescription*) const override;
|
|
virtual InodeMetadata metadata() const override;
|
|
virtual KResult traverse_as_directory(Function<bool(FileSystem::DirectoryEntryView const&)>) const override;
|
|
virtual KResultOr<NonnullRefPtr<Inode>> lookup(StringView name) override;
|
|
virtual void flush_metadata() override;
|
|
virtual KResultOr<size_t> write_bytes(off_t, size_t, const UserOrKernelBuffer& buffer, FileDescription*) override;
|
|
virtual KResultOr<NonnullRefPtr<Inode>> create_child(StringView name, mode_t, dev_t, UserID, GroupID) override;
|
|
virtual KResult add_child(Inode&, const StringView& name, mode_t) override;
|
|
virtual KResult remove_child(const StringView& name) override;
|
|
virtual KResult chmod(mode_t) override;
|
|
virtual KResult chown(UserID, GroupID) override;
|
|
|
|
WeakPtr<SlavePTY> m_pty;
|
|
InodeMetadata m_metadata;
|
|
};
|
|
|
|
}
|