class COFFDumper {
const object::COFFObjectFile &Obj;
COFFYAML::Object YAMLObj;
- void dumpHeader(const object::coff_file_header *Header);
+ template <typename T>
+ void dumpOptionalHeader(T OptionalHeader);
+ void dumpHeader();
void dumpSections(unsigned numSections);
void dumpSymbols(unsigned numSymbols);
}
-static void check(error_code ec) {
- if (ec)
- report_fatal_error(ec.message());
+COFFDumper::COFFDumper(const object::COFFObjectFile &Obj) : Obj(Obj) {
+ const object::pe32_header *PE32Header = nullptr;
+ Obj.getPE32Header(PE32Header);
+ if (PE32Header) {
+ dumpOptionalHeader(PE32Header);
+ } else {
+ const object::pe32plus_header *PE32PlusHeader = nullptr;
+ Obj.getPE32PlusHeader(PE32PlusHeader);
+ if (PE32PlusHeader) {
+ dumpOptionalHeader(PE32PlusHeader);
+ }
+ }
+ dumpHeader();
+ dumpSections(Obj.getNumberOfSections());
+ dumpSymbols(Obj.getNumberOfSymbols());
}
-COFFDumper::COFFDumper(const object::COFFObjectFile &Obj) : Obj(Obj) {
- const object::coff_file_header *Header;
- check(Obj.getHeader(Header));
- dumpHeader(Header);
- dumpSections(Header->NumberOfSections);
- dumpSymbols(Header->NumberOfSymbols);
+template <typename T> void COFFDumper::dumpOptionalHeader(T OptionalHeader) {
+ YAMLObj.OptionalHeader = COFFYAML::PEHeader();
+ YAMLObj.OptionalHeader->Header.AddressOfEntryPoint =
+ OptionalHeader->AddressOfEntryPoint;
+ YAMLObj.OptionalHeader->Header.AddressOfEntryPoint =
+ OptionalHeader->AddressOfEntryPoint;
+ YAMLObj.OptionalHeader->Header.ImageBase = OptionalHeader->ImageBase;
+ YAMLObj.OptionalHeader->Header.SectionAlignment =
+ OptionalHeader->SectionAlignment;
+ YAMLObj.OptionalHeader->Header.FileAlignment = OptionalHeader->FileAlignment;
+ YAMLObj.OptionalHeader->Header.MajorOperatingSystemVersion =
+ OptionalHeader->MajorOperatingSystemVersion;
+ YAMLObj.OptionalHeader->Header.MinorOperatingSystemVersion =
+ OptionalHeader->MinorOperatingSystemVersion;
+ YAMLObj.OptionalHeader->Header.MajorImageVersion =
+ OptionalHeader->MajorImageVersion;
+ YAMLObj.OptionalHeader->Header.MinorImageVersion =
+ OptionalHeader->MinorImageVersion;
+ YAMLObj.OptionalHeader->Header.MajorSubsystemVersion =
+ OptionalHeader->MajorSubsystemVersion;
+ YAMLObj.OptionalHeader->Header.MinorSubsystemVersion =
+ OptionalHeader->MinorSubsystemVersion;
+ YAMLObj.OptionalHeader->Header.Subsystem = OptionalHeader->Subsystem;
+ YAMLObj.OptionalHeader->Header.DLLCharacteristics =
+ OptionalHeader->DLLCharacteristics;
+ YAMLObj.OptionalHeader->Header.SizeOfStackReserve =
+ OptionalHeader->SizeOfStackReserve;
+ YAMLObj.OptionalHeader->Header.SizeOfStackCommit =
+ OptionalHeader->SizeOfStackCommit;
+ YAMLObj.OptionalHeader->Header.SizeOfHeapReserve =
+ OptionalHeader->SizeOfHeapReserve;
+ YAMLObj.OptionalHeader->Header.SizeOfHeapCommit =
+ OptionalHeader->SizeOfHeapCommit;
+ unsigned I = 0;
+ for (auto &DestDD : YAMLObj.OptionalHeader->DataDirectories) {
+ const object::data_directory *DD;
+ if (Obj.getDataDirectory(I++, DD))
+ continue;
+ DestDD = COFF::DataDirectory();
+ DestDD->RelativeVirtualAddress = DD->RelativeVirtualAddress;
+ DestDD->Size = DD->Size;
+ }
}
-void COFFDumper::dumpHeader(const object::coff_file_header *Header) {
- YAMLObj.Header.Machine = Header->Machine;
- YAMLObj.Header.Characteristics = Header->Characteristics;
+void COFFDumper::dumpHeader() {
+ YAMLObj.Header.Machine = Obj.getMachine();
+ YAMLObj.Header.Characteristics = Obj.getCharacteristics();
}
void COFFDumper::dumpSections(unsigned NumSections) {
- std::vector<COFFYAML::Section> &Sections = YAMLObj.Sections;
- error_code ec;
- for (object::section_iterator iter = Obj.begin_sections();
- iter != Obj.end_sections(); iter.increment(ec)) {
- check(ec);
- const object::coff_section *Sect = Obj.getCOFFSection(iter);
- COFFYAML::Section Sec;
- Sec.Name = Sect->Name; // FIXME: check the null termination!
- uint32_t Characteristics = Sect->Characteristics;
- Sec.Header.Characteristics = Characteristics;
- Sec.Alignment = 1 << (((Characteristics >> 20) & 0xf) - 1);
+ std::vector<COFFYAML::Section> &YAMLSections = YAMLObj.Sections;
+ for (const auto &ObjSection : Obj.sections()) {
+ const object::coff_section *COFFSection = Obj.getCOFFSection(ObjSection);
+ COFFYAML::Section NewYAMLSection;
+ ObjSection.getName(NewYAMLSection.Name);
+ NewYAMLSection.Header.Characteristics = COFFSection->Characteristics;
+ NewYAMLSection.Header.VirtualAddress = ObjSection.getAddress();
+ NewYAMLSection.Header.VirtualSize = COFFSection->VirtualSize;
+ NewYAMLSection.Alignment = ObjSection.getAlignment();
ArrayRef<uint8_t> sectionData;
- Obj.getSectionContents(Sect, sectionData);
- Sec.SectionData = object::yaml::BinaryRef(sectionData);
+ if (!ObjSection.isBSS())
+ Obj.getSectionContents(COFFSection, sectionData);
+ NewYAMLSection.SectionData = yaml::BinaryRef(sectionData);
std::vector<COFFYAML::Relocation> Relocations;
- for (object::relocation_iterator rIter = iter->begin_relocations();
- rIter != iter->end_relocations(); rIter.increment(ec)) {
- const object::coff_relocation *reloc = Obj.getCOFFRelocation(rIter);
+ for (const auto &Reloc : ObjSection.relocations()) {
+ const object::coff_relocation *reloc = Obj.getCOFFRelocation(Reloc);
COFFYAML::Relocation Rel;
- object::symbol_iterator Sym = rIter->getSymbol();
- StringRef Name;
- Sym->getName(Rel.SymbolName);
+ object::symbol_iterator Sym = Reloc.getSymbol();
+ ErrorOr<StringRef> SymbolNameOrErr = Sym->getName();
+ if (std::error_code EC = SymbolNameOrErr.getError())
+ report_fatal_error(EC.message());
+ Rel.SymbolName = *SymbolNameOrErr;
Rel.VirtualAddress = reloc->VirtualAddress;
Rel.Type = reloc->Type;
Relocations.push_back(Rel);
}
- Sec.Relocations = Relocations;
- Sections.push_back(Sec);
+ NewYAMLSection.Relocations = Relocations;
+ YAMLSections.push_back(NewYAMLSection);
}
}
+static void
+dumpFunctionDefinition(COFFYAML::Symbol *Sym,
+ const object::coff_aux_function_definition *ObjFD) {
+ COFF::AuxiliaryFunctionDefinition YAMLFD;
+ YAMLFD.TagIndex = ObjFD->TagIndex;
+ YAMLFD.TotalSize = ObjFD->TotalSize;
+ YAMLFD.PointerToLinenumber = ObjFD->PointerToLinenumber;
+ YAMLFD.PointerToNextFunction = ObjFD->PointerToNextFunction;
+
+ Sym->FunctionDefinition = YAMLFD;
+}
+
+static void
+dumpbfAndEfLineInfo(COFFYAML::Symbol *Sym,
+ const object::coff_aux_bf_and_ef_symbol *ObjBES) {
+ COFF::AuxiliarybfAndefSymbol YAMLAAS;
+ YAMLAAS.Linenumber = ObjBES->Linenumber;
+ YAMLAAS.PointerToNextFunction = ObjBES->PointerToNextFunction;
+
+ Sym->bfAndefSymbol = YAMLAAS;
+}
+
+static void dumpWeakExternal(COFFYAML::Symbol *Sym,
+ const object::coff_aux_weak_external *ObjWE) {
+ COFF::AuxiliaryWeakExternal YAMLWE;
+ YAMLWE.TagIndex = ObjWE->TagIndex;
+ YAMLWE.Characteristics = ObjWE->Characteristics;
+
+ Sym->WeakExternal = YAMLWE;
+}
+
+static void
+dumpSectionDefinition(COFFYAML::Symbol *Sym,
+ const object::coff_aux_section_definition *ObjSD,
+ bool IsBigObj) {
+ COFF::AuxiliarySectionDefinition YAMLASD;
+ int32_t AuxNumber = ObjSD->getNumber(IsBigObj);
+ YAMLASD.Length = ObjSD->Length;
+ YAMLASD.NumberOfRelocations = ObjSD->NumberOfRelocations;
+ YAMLASD.NumberOfLinenumbers = ObjSD->NumberOfLinenumbers;
+ YAMLASD.CheckSum = ObjSD->CheckSum;
+ YAMLASD.Number = AuxNumber;
+ YAMLASD.Selection = ObjSD->Selection;
+
+ Sym->SectionDefinition = YAMLASD;
+}
+
+static void
+dumpCLRTokenDefinition(COFFYAML::Symbol *Sym,
+ const object::coff_aux_clr_token *ObjCLRToken) {
+ COFF::AuxiliaryCLRToken YAMLCLRToken;
+ YAMLCLRToken.AuxType = ObjCLRToken->AuxType;
+ YAMLCLRToken.SymbolTableIndex = ObjCLRToken->SymbolTableIndex;
+
+ Sym->CLRToken = YAMLCLRToken;
+}
+
void COFFDumper::dumpSymbols(unsigned NumSymbols) {
- error_code ec;
std::vector<COFFYAML::Symbol> &Symbols = YAMLObj.Symbols;
- for (object::symbol_iterator iter = Obj.begin_symbols();
- iter != Obj.end_symbols(); iter.increment(ec)) {
- check(ec);
- const object::coff_symbol *Symbol = Obj.getCOFFSymbol(iter);
+ for (const auto &S : Obj.symbols()) {
+ object::COFFSymbolRef Symbol = Obj.getCOFFSymbol(S);
COFFYAML::Symbol Sym;
Obj.getSymbolName(Symbol, Sym.Name);
- Sym.SimpleType = COFF::SymbolBaseType(Symbol->getBaseType());
- Sym.ComplexType = COFF::SymbolComplexType(Symbol->getComplexType());
- Sym.Header.StorageClass = Symbol->StorageClass;
- Sym.Header.Value = Symbol->Value;
- Sym.Header.SectionNumber = Symbol->SectionNumber;
- Sym.Header.NumberOfAuxSymbols = Symbol->NumberOfAuxSymbols;
- Sym.AuxiliaryData = object::yaml::BinaryRef(Obj.getSymbolAuxData(Symbol));
+ Sym.SimpleType = COFF::SymbolBaseType(Symbol.getBaseType());
+ Sym.ComplexType = COFF::SymbolComplexType(Symbol.getComplexType());
+ Sym.Header.StorageClass = Symbol.getStorageClass();
+ Sym.Header.Value = Symbol.getValue();
+ Sym.Header.SectionNumber = Symbol.getSectionNumber();
+ Sym.Header.NumberOfAuxSymbols = Symbol.getNumberOfAuxSymbols();
+
+ if (Symbol.getNumberOfAuxSymbols() > 0) {
+ ArrayRef<uint8_t> AuxData = Obj.getSymbolAuxData(Symbol);
+ if (Symbol.isFunctionDefinition()) {
+ // This symbol represents a function definition.
+ assert(Symbol.getNumberOfAuxSymbols() == 1 &&
+ "Expected a single aux symbol to describe this function!");
+
+ const object::coff_aux_function_definition *ObjFD =
+ reinterpret_cast<const object::coff_aux_function_definition *>(
+ AuxData.data());
+ dumpFunctionDefinition(&Sym, ObjFD);
+ } else if (Symbol.isFunctionLineInfo()) {
+ // This symbol describes function line number information.
+ assert(Symbol.getNumberOfAuxSymbols() == 1 &&
+ "Expected a single aux symbol to describe this function!");
+
+ const object::coff_aux_bf_and_ef_symbol *ObjBES =
+ reinterpret_cast<const object::coff_aux_bf_and_ef_symbol *>(
+ AuxData.data());
+ dumpbfAndEfLineInfo(&Sym, ObjBES);
+ } else if (Symbol.isAnyUndefined()) {
+ // This symbol represents a weak external definition.
+ assert(Symbol.getNumberOfAuxSymbols() == 1 &&
+ "Expected a single aux symbol to describe this weak symbol!");
+
+ const object::coff_aux_weak_external *ObjWE =
+ reinterpret_cast<const object::coff_aux_weak_external *>(
+ AuxData.data());
+ dumpWeakExternal(&Sym, ObjWE);
+ } else if (Symbol.isFileRecord()) {
+ // This symbol represents a file record.
+ Sym.File = StringRef(reinterpret_cast<const char *>(AuxData.data()),
+ Symbol.getNumberOfAuxSymbols() *
+ Obj.getSymbolTableEntrySize())
+ .rtrim(StringRef("\0", /*length=*/1));
+ } else if (Symbol.isSectionDefinition()) {
+ // This symbol represents a section definition.
+ assert(Symbol.getNumberOfAuxSymbols() == 1 &&
+ "Expected a single aux symbol to describe this section!");
+
+ const object::coff_aux_section_definition *ObjSD =
+ reinterpret_cast<const object::coff_aux_section_definition *>(
+ AuxData.data());
+ dumpSectionDefinition(&Sym, ObjSD, Symbol.isBigObj());
+ } else if (Symbol.isCLRToken()) {
+ // This symbol represents a CLR token definition.
+ assert(Symbol.getNumberOfAuxSymbols() == 1 &&
+ "Expected a single aux symbol to describe this CLR Token!");
+
+ const object::coff_aux_clr_token *ObjCLRToken =
+ reinterpret_cast<const object::coff_aux_clr_token *>(
+ AuxData.data());
+ dumpCLRTokenDefinition(&Sym, ObjCLRToken);
+ } else {
+ llvm_unreachable("Unhandled auxiliary symbol!");
+ }
+ }
Symbols.push_back(Sym);
}
}
return YAMLObj;
}
-error_code coff2yaml(raw_ostream &Out, MemoryBuffer *Buff) {
- error_code ec;
- object::COFFObjectFile Obj(Buff, ec);
- check(ec);
+std::error_code coff2yaml(raw_ostream &Out, const object::COFFObjectFile &Obj) {
COFFDumper Dumper(Obj);
yaml::Output Yout(Out);
Yout << Dumper.getYAMLObj();
- return object::object_error::success;
+ return std::error_code();
}