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Kernel: Use DistinctNumeric for filesystem ID's

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This patch adds the FileSystemID type, which is a distinct u32.
This prevents accidental conversion from arbitrary integers.
This commit is contained in:
Andreas Kling 2021-11-18 15:11:31 +01:00
parent 7c57961c61
commit e08d213830
18 changed files with 36 additions and 35 deletions
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6
Kernel/FileSystem/SysFS.h
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@ -19,7 +19,7 @@ class SysFSRootDirectory final : public SysFSDirectory {
public:
static NonnullRefPtr<SysFSRootDirectory> create();
virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
private:
SysFSRootDirectory();
@ -53,7 +53,7 @@ private:
class SysFSBlockDevicesDirectory final : public SysFSDirectory {
public:
static NonnullRefPtr<SysFSBlockDevicesDirectory> must_create(SysFSDevicesDirectory const&);
virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual RefPtr<SysFSComponent> lookup(StringView name) override;
private:
@ -63,7 +63,7 @@ private:
class SysFSCharacterDevicesDirectory final : public SysFSDirectory {
public:
static NonnullRefPtr<SysFSCharacterDevicesDirectory> must_create(SysFSDevicesDirectory const&);
virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual ErrorOr<void> traverse_as_directory(FileSystemID, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual RefPtr<SysFSComponent> lookup(StringView name) override;
private: