mirror of
https://github.com/LadybirdBrowser/ladybird.git
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82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/*
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* Copyright (c) 2021, Itamar S. <itamar8910@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Inspector.h"
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namespace Coredump {
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OwnPtr<Inspector> Inspector::create(StringView coredump_path, Function<void(float)> on_progress)
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{
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auto reader = Reader::create(coredump_path);
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if (!reader)
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return {};
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return AK::adopt_own_if_nonnull(new (nothrow) Inspector(reader.release_nonnull(), move(on_progress)));
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}
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Inspector::Inspector(NonnullOwnPtr<Reader>&& reader, Function<void(float)> on_progress)
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: m_reader(move(reader))
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{
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parse_loaded_libraries(move(on_progress));
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}
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size_t Inspector::number_of_libraries_in_coredump() const
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{
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size_t count = 0;
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m_reader->for_each_library([&count](Coredump::Reader::LibraryInfo) {
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++count;
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});
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return count;
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}
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void Inspector::parse_loaded_libraries(Function<void(float)> on_progress)
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{
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size_t number_of_libraries = number_of_libraries_in_coredump();
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size_t library_index = 0;
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m_reader->for_each_library([this, number_of_libraries, &library_index, &on_progress](Coredump::Reader::LibraryInfo library) {
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++library_index;
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if (on_progress)
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on_progress(library_index / static_cast<float>(number_of_libraries));
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auto file_or_error = Core::MappedFile::map(library.path);
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if (file_or_error.is_error())
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return;
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auto image = make<ELF::Image>(file_or_error.value()->bytes());
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auto debug_info = make<Debug::DebugInfo>(*image, DeprecatedString {}, library.base_address);
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m_loaded_libraries.append(make<Debug::LoadedLibrary>(library.name, file_or_error.value(), move(image), move(debug_info), library.base_address));
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});
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}
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bool Inspector::poke(FlatPtr, FlatPtr) { return false; }
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Optional<FlatPtr> Inspector::peek(FlatPtr address) const
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{
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return m_reader->peek_memory(address);
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}
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PtraceRegisters Inspector::get_registers() const
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{
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PtraceRegisters registers {};
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m_reader->for_each_thread_info([&](ELF::Core::ThreadInfo const& thread_info) {
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registers = thread_info.regs;
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return IterationDecision::Break;
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});
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return registers;
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}
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void Inspector::set_registers(PtraceRegisters const&) {};
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void Inspector::for_each_loaded_library(Function<IterationDecision(Debug::LoadedLibrary const&)> func) const
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{
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for (auto& library : m_loaded_libraries) {
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if (func(*library) == IterationDecision::Break)
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break;
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}
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}
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}
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