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Kernel: Make Inode::traverse_as_directory() callback return ErrorOr
This allows us to propagate errors from inside the callback with TRY().
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parent
a15ed8743d
commit
5ce753b74d
31 changed files with 154 additions and 151 deletions
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@ -67,7 +67,7 @@ class ProcFSExposedComponent : public RefCounted<ProcFSExposedComponent> {
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public:
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StringView name() const { return m_name->view(); }
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virtual ErrorOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const { VERIFY_NOT_REACHED(); }
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<bool(FileSystem::DirectoryEntryView const&)>) const { VERIFY_NOT_REACHED(); }
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const { VERIFY_NOT_REACHED(); }
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virtual ErrorOr<NonnullRefPtr<ProcFSExposedComponent>> lookup(StringView) { VERIFY_NOT_REACHED(); };
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virtual ErrorOr<size_t> write_bytes(off_t, size_t, const UserOrKernelBuffer&, OpenFileDescription*) { return EROFS; }
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virtual ErrorOr<void> truncate(u64) { return EPERM; }
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@ -105,7 +105,7 @@ class ProcFSExposedDirectory
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friend class ProcFSComponentRegistry;
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public:
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<bool(FileSystem::DirectoryEntryView const&)>) const override;
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
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virtual ErrorOr<NonnullRefPtr<ProcFSExposedComponent>> lookup(StringView name) override;
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void add_component(const ProcFSExposedComponent&);
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@ -147,7 +147,7 @@ public:
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virtual ~ProcFSRootDirectory();
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private:
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<bool(FileSystem::DirectoryEntryView const&)>) const override;
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virtual ErrorOr<void> traverse_as_directory(unsigned, Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
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ProcFSRootDirectory();
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};
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