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Kernel: Tidy up Coredump construction

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- Use KResultOr and TRY to propagate errors
- Return more specific errors now that they have a path out from here
This commit is contained in:
Andreas Kling 2021-09-06 17:33:37 +02:00
parent c11c0fe453
commit 60eea6940f
3 changed files with 26 additions and 39 deletions
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8
Kernel/Coredump.h
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@ -15,14 +15,14 @@ namespace Kernel {
class Coredump {
public:
static OwnPtr<Coredump> create(NonnullRefPtr<Process>, const String& output_path);
static KResultOr<NonnullOwnPtr<Coredump>> try_create(NonnullRefPtr<Process>, StringView output_path);
~Coredump() = default;
[[nodiscard]] KResult write();
private:
Coredump(NonnullRefPtr<Process>, NonnullRefPtr<FileDescription>&&);
static RefPtr<FileDescription> create_target_file(const Process&, const String& output_path);
Coredump(NonnullRefPtr<Process>, NonnullRefPtr<FileDescription>);
static KResultOr<NonnullRefPtr<FileDescription>> try_create_target_file(Process const&, StringView output_path);
[[nodiscard]] KResult write_elf_header();
[[nodiscard]] KResult write_program_headers(size_t notes_size);
@ -36,7 +36,7 @@ private:
KResultOr<ByteBuffer> create_notes_metadata_data() const;
NonnullRefPtr<Process> m_process;
NonnullRefPtr<FileDescription> m_fd;
NonnullRefPtr<FileDescription> m_description;
const size_t m_num_program_headers;
};