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52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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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 <AK/StringView.h>
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#include <Kernel/FileSystem/SysFS/DirectoryInode.h>
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#include <Kernel/Sections.h>
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#include <Kernel/Time/TimeManagement.h>
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namespace Kernel {
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ErrorOr<NonnullRefPtr<SysFSDirectoryInode>> SysFSDirectoryInode::try_create(SysFS const& sysfs, SysFSComponent const& component)
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{
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return adopt_nonnull_ref_or_enomem(new (nothrow) SysFSDirectoryInode(sysfs, component));
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}
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SysFSDirectoryInode::SysFSDirectoryInode(SysFS const& fs, SysFSComponent const& component)
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: SysFSInode(fs, component)
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{
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}
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SysFSDirectoryInode::~SysFSDirectoryInode() = default;
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InodeMetadata SysFSDirectoryInode::metadata() const
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{
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// NOTE: No locking required as m_associated_component or its component index will never change during our lifetime.
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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 | 0755;
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metadata.uid = 0;
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metadata.gid = 0;
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metadata.size = 0;
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metadata.mtime = TimeManagement::boot_time();
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return metadata;
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}
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ErrorOr<void> SysFSDirectoryInode::traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)> callback) const
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{
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return m_associated_component->traverse_as_directory(fs().fsid(), move(callback));
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}
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ErrorOr<NonnullRefPtr<Inode>> SysFSDirectoryInode::lookup(StringView name)
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{
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auto component = m_associated_component->lookup(name);
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if (!component)
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return ENOENT;
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return TRY(component->to_inode(fs()));
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}
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}
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