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Kernel/SysFS: Migrate components code from SysFS.cpp to the SysFS folder

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Liav A 2022-04-22 12:46:19 +03:00 • committed by Andreas Kling
parent 4d05a41b30
commit 23c1c40e86
29 changed files with 496 additions and 286 deletions
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99
Kernel/FileSystem/SysFS.h
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@ -13,105 +13,6 @@
namespace Kernel {
class SysFSDevicesDirectory;
class SysFSRootDirectory final : public SysFSDirectory {
friend class SysFSComponentRegistry;
public:
virtual StringView name() const override { return "."sv; }
static NonnullRefPtr<SysFSRootDirectory> create();
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
private:
SysFSRootDirectory();
RefPtr<SysFSBusDirectory> m_buses_directory;
};
class SysFSDeviceComponent final
: public SysFSComponent
, public Weakable<SysFSDeviceComponent> {
friend class SysFSComponentRegistry;
public:
static NonnullRefPtr<SysFSDeviceComponent> must_create(Device const&);
virtual StringView name() const override { return m_major_minor_formatted_device_name->view(); }
bool is_block_device() const { return m_block_device; }
private:
SysFSDeviceComponent(NonnullOwnPtr<KString> major_minor_formatted_device_name, Device const&);
IntrusiveListNode<SysFSDeviceComponent, NonnullRefPtr<SysFSDeviceComponent>> m_list_node;
bool m_block_device;
NonnullOwnPtr<KString> m_major_minor_formatted_device_name;
};
class SysFSDevicesDirectory final : public SysFSDirectory {
public:
virtual StringView name() const override { return "dev"sv; }
static NonnullRefPtr<SysFSDevicesDirectory> must_create(SysFSRootDirectory const&);
private:
explicit SysFSDevicesDirectory(SysFSRootDirectory const&);
};
class SysFSBlockDevicesDirectory final : public SysFSDirectory {
public:
virtual StringView name() const override { return "block"sv; }
static NonnullRefPtr<SysFSBlockDevicesDirectory> must_create(SysFSDevicesDirectory const&);
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual RefPtr<SysFSComponent> lookup(StringView name) override;
private:
explicit SysFSBlockDevicesDirectory(SysFSDevicesDirectory const&);
};
class SysFSCharacterDevicesDirectory final : public SysFSDirectory {
public:
virtual StringView name() const override { return "char"sv; }
static NonnullRefPtr<SysFSCharacterDevicesDirectory> must_create(SysFSDevicesDirectory const&);
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual RefPtr<SysFSComponent> lookup(StringView name) override;
private:
explicit SysFSCharacterDevicesDirectory(SysFSDevicesDirectory const&);
};
class SysFSBusDirectory : public SysFSDirectory {
friend class SysFSComponentRegistry;
public:
virtual StringView name() const override { return "bus"sv; }
static NonnullRefPtr<SysFSBusDirectory> must_create(SysFSRootDirectory const&);
private:
explicit SysFSBusDirectory(SysFSRootDirectory const&);
};
class SysFSComponentRegistry {
using DevicesList = MutexProtected<IntrusiveList<&SysFSDeviceComponent::m_list_node>>;
public:
static SysFSComponentRegistry& the();
static void initialize();
SysFSComponentRegistry();
void register_new_component(SysFSComponent&);
SysFSDirectory& root_directory() { return m_root_directory; }
Mutex& get_lock() { return m_lock; }
void register_new_bus_directory(SysFSDirectory&);
SysFSBusDirectory& buses_directory();
DevicesList& devices_list();
private:
Mutex m_lock;
NonnullRefPtr<SysFSRootDirectory> m_root_directory;
DevicesList m_devices_list;
};
class SysFS final : public FileSystem {
friend class SysFSInode;
friend class SysFSDirectoryInode;