ladybird/Kernel/FileSystem/Custody.h
Andreas Kling b91c49364d AK: Rename adopt() to adopt_ref()
This makes it more symmetrical with adopt_own() (which is used to
create a NonnullOwnPtr from the result of a naked new.)
2021-04-23 16:46:57 +02:00

48 lines
1.2 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefCounted.h>
#include <AK/RefPtr.h>
#include <AK/String.h>
#include <Kernel/Forward.h>
#include <Kernel/Heap/SlabAllocator.h>
namespace Kernel {
// FIXME: Custody needs some locking.
class Custody : public RefCounted<Custody> {
MAKE_SLAB_ALLOCATED(Custody)
public:
static NonnullRefPtr<Custody> create(Custody* parent, const StringView& name, Inode& inode, int mount_flags)
{
return adopt_ref(*new Custody(parent, name, inode, mount_flags));
}
~Custody();
Custody* parent() { return m_parent.ptr(); }
const Custody* parent() const { return m_parent.ptr(); }
Inode& inode() { return *m_inode; }
const Inode& inode() const { return *m_inode; }
const String& name() const { return m_name; }
String absolute_path() const;
int mount_flags() const { return m_mount_flags; }
bool is_readonly() const;
private:
Custody(Custody* parent, const StringView& name, Inode&, int mount_flags);
RefPtr<Custody> m_parent;
String m_name;
NonnullRefPtr<Inode> m_inode;
int m_mount_flags { 0 };
};
}