mirror of
https://github.com/RGBCube/serenity
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51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Spencer Dixon <spencercdixon@gmail.com>
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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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#include <Kernel/FileSystem/ProcFS/DirectoryInode.h>
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namespace Kernel {
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ErrorOr<NonnullLockRefPtr<ProcFSDirectoryInode>> ProcFSDirectoryInode::try_create(ProcFS const& procfs, ProcFSExposedComponent const& component)
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{
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return adopt_nonnull_lock_ref_or_enomem(new (nothrow) ProcFSDirectoryInode(procfs, component));
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}
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ProcFSDirectoryInode::ProcFSDirectoryInode(ProcFS const& fs, ProcFSExposedComponent const& component)
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: ProcFSGlobalInode(fs, component)
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{
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}
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ProcFSDirectoryInode::~ProcFSDirectoryInode() = default;
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InodeMetadata ProcFSDirectoryInode::metadata() const
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{
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MutexLocker locker(m_inode_lock);
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InodeMetadata metadata;
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metadata.inode = { fsid(), m_associated_component->component_index() };
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metadata.mode = S_IFDIR | m_associated_component->required_mode();
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metadata.uid = m_associated_component->owner_user();
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metadata.gid = m_associated_component->owner_group();
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metadata.size = 0;
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metadata.mtime = m_associated_component->modified_time();
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return metadata;
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}
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ErrorOr<void> ProcFSDirectoryInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)> callback) const
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{
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MutexLocker locker(procfs().m_lock);
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return m_associated_component->traverse_as_directory(procfs().fsid(), move(callback));
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}
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ErrorOr<NonnullLockRefPtr<Inode>> ProcFSDirectoryInode::lookup(StringView name)
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{
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MutexLocker locker(procfs().m_lock);
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auto component = TRY(m_associated_component->lookup(name));
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return component->to_inode(procfs());
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}
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}
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