elfview imgui : added segment headers

This commit is contained in:
georgemoralis 2023-05-08 12:15:28 +03:00
parent cda7c67e36
commit 6511b280cf
3 changed files with 33 additions and 19 deletions

View File

@ -9,11 +9,10 @@ ElfViewer::ElfViewer(Elf* elf)
//function to display Self/Elf window //function to display Self/Elf window
void ElfViewer::display(bool enabled) void ElfViewer::display(bool enabled)
{ {
enum int SELF_HEADER = 0;
{ int ELF_HEADER = 1;
SELF_HEADER, int SEG_HEADER_START = 100;
ELF_HEADER
};
static int selected = -1; static int selected = -1;
ImGui::Begin("Self/Elf Viewer", &enabled); ImGui::Begin("Self/Elf Viewer", &enabled);
@ -30,6 +29,15 @@ void ElfViewer::display(bool enabled)
if (ImGui::TreeNode("Self Segment Header")) if (ImGui::TreeNode("Self Segment Header"))
{ {
const auto* self = elf->GetSElfHeader();
for (u16 i = 0; i < self->segment_count; i++)
{
if (ImGui::TreeNodeEx((void*)(intptr_t)i, ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen, "%d", i))
{
if (ImGui::IsItemClicked())
selected = SEG_HEADER_START+i;
}
}
ImGui::TreePop(); ImGui::TreePop();
} }
ImGui::TreeNodeEx("Self Id Header", ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen, "Self Id Header"); ImGui::TreeNodeEx("Self Id Header", ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen, "Self Id Header");
@ -46,12 +54,10 @@ void ElfViewer::display(bool enabled)
if (ImGui::TreeNode("Elf Program Headers")) if (ImGui::TreeNode("Elf Program Headers"))
{ {
const auto* elf_header = elf->GetElfHeader(); const auto* elf_header = elf->GetElfHeader();
const auto* program_header = elf->GetProgramHeader();
for (u16 i = 0; i < elf_header->e_phnum; i++) for (u16 i = 0; i < elf_header->e_phnum; i++)
{ {
if (ImGui::TreeNode((void*)(intptr_t)i, "%d", i)) if (ImGui::TreeNodeEx((void*)(intptr_t)i,ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_NoTreePushOnOpen, "%d", i))
{ {
ImGui::TreePop();
} }
} }
ImGui::TreePop(); ImGui::TreePop();
@ -70,6 +76,10 @@ void ElfViewer::display(bool enabled)
if (selected == SELF_HEADER) { if (selected == SELF_HEADER) {
ImGui::TextWrapped(elf->SElfHeaderStr().c_str()); ImGui::TextWrapped(elf->SElfHeaderStr().c_str());
} }
if (selected >= 100 && selected < 200)
{
ImGui::TextWrapped(elf->SELFSegHeader(selected-100).c_str());
}
ImGui::EndChild(); ImGui::EndChild();
ImGui::End(); ImGui::End();

View File

@ -275,17 +275,9 @@ void Elf::DebugDump() {
spdlog::set_formatter(std::move(f)); spdlog::set_formatter(std::move(f));
spdlog::info(SElfHeaderStr()); spdlog::info(SElfHeaderStr());
spdlog::info("\n"); spdlog::info("\n");
for (u16 i = 0; i < m_self->segment_count; i++)
spdlog::info("SELF segments:\n");
for (int i = 0; i < m_self->segment_count; i++)
{ {
auto segment_header = m_self_segments[i]; spdlog::info(SELFSegHeader(i));
spdlog::info(" [{}]\n", i);
spdlog::info(" flags ............: {:#018x}\n", segment_header.flags);
spdlog::info(" file offset ......: {:#018x}\n", segment_header.file_offset);
spdlog::info(" file size ........: {}\n", segment_header.file_size);
spdlog::info(" memory size ......: {}\n", segment_header.memory_size);
} }
spdlog::info("\n"); spdlog::info("\n");
@ -436,3 +428,13 @@ std::string Elf::SElfHeaderStr() {
header+= fmt::format("padding3 ...........: {:#010x}\n", m_self->padding3); header+= fmt::format("padding3 ...........: {:#010x}\n", m_self->padding3);
return header; return header;
} }
std::string Elf::SELFSegHeader(u16 no)
{
auto segment_header = m_self_segments[no];
std::string header = fmt::format("======SEGMENT HEADER {} ========\n", no);
header += fmt::format("flags ............: {:#018x}\n", segment_header.flags);
header += fmt::format("file offset ......: {:#018x}\n", segment_header.file_offset);
header += fmt::format("file size ........: {}\n", segment_header.file_size);
header += fmt::format("memory size ......: {}\n", segment_header.memory_size);
return header;
}

View File

@ -293,10 +293,12 @@ public:
bool isSelfFile() const; bool isSelfFile() const;
bool isElfFile() const; bool isElfFile() const;
void DebugDump(); void DebugDump();
[[nodiscard]] const self_header* GetSElfHeader() const { return m_self; }
[[nodiscard]] const elf_header* GetElfHeader() const { return m_elf_header; } [[nodiscard]] const elf_header* GetElfHeader() const { return m_elf_header; }
[[nodiscard]] const elf_program_header* GetProgramHeader() const { return m_elf_phdr; } [[nodiscard]] const elf_program_header* GetProgramHeader() const { return m_elf_phdr; }
[[nodiscard]] const self_segment_header* GetSegmentHeader() const { return m_self_segments; }
std::string SElfHeaderStr(); std::string SElfHeaderStr();
std::string SELFSegHeader(u16 no);
private: private:
void Reset(); void Reset();