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/*
* Copyright (c) 2020-2021, Itamar S. <itamar8910@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "AttributeValue.h"
#include "DwarfTypes.h"
#include <AK/Function.h>
#include <AK/NonnullOwnPtr.h>
#include <AK/Optional.h>
#include <AK/Types.h>
namespace Debug::Dwarf {
class CompilationUnit;
// DIE = Debugging Information Entry
class DIE {
public:
DIE(CompilationUnit const&, u32 offset, Optional<u32> parent_offset = {});
u32 offset() const { return m_offset; }
u32 size() const { return m_size; }
bool has_children() const { return m_has_children; }
EntryTag tag() const { return m_tag; }
Optional<AttributeValue> get_attribute(Attribute const&) const;
void for_each_child(Function<void(DIE const& child)> callback) const;
bool is_null() const { return m_tag == EntryTag::None; }
CompilationUnit const& compilation_unit() const { return m_compilation_unit; }
Optional<u32> parent_offset() const { return m_parent_offset; }
private:
CompilationUnit const& m_compilation_unit;
u32 m_offset { 0 };
u32 m_data_offset { 0 };
size_t m_abbreviation_code { 0 };
EntryTag m_tag { EntryTag::None };
bool m_has_children { false };
u32 m_size { 0 };
Optional<u32> m_parent_offset;
};
}
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