diff options
Diffstat (limited to 'gnu/llvm/tools/llvm-readobj/COFFDumper.cpp')
| -rw-r--r-- | gnu/llvm/tools/llvm-readobj/COFFDumper.cpp | 1935 |
1 files changed, 0 insertions, 1935 deletions
diff --git a/gnu/llvm/tools/llvm-readobj/COFFDumper.cpp b/gnu/llvm/tools/llvm-readobj/COFFDumper.cpp deleted file mode 100644 index 3e2626dad11..00000000000 --- a/gnu/llvm/tools/llvm-readobj/COFFDumper.cpp +++ /dev/null @@ -1,1935 +0,0 @@ -//===-- COFFDumper.cpp - COFF-specific dumper -------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -/// -/// \file -/// This file implements the COFF-specific dumper for llvm-readobj. -/// -//===----------------------------------------------------------------------===// - -#include "ARMWinEHPrinter.h" -#include "Error.h" -#include "ObjDumper.h" -#include "StackMapPrinter.h" -#include "Win64EHDumper.h" -#include "llvm-readobj.h" -#include "llvm/ADT/DenseMap.h" -#include "llvm/ADT/SmallString.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/BinaryFormat/COFF.h" -#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h" -#include "llvm/DebugInfo/CodeView/CodeView.h" -#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h" -#include "llvm/DebugInfo/CodeView/DebugFrameDataSubsection.h" -#include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h" -#include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h" -#include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h" -#include "llvm/DebugInfo/CodeView/LazyRandomTypeCollection.h" -#include "llvm/DebugInfo/CodeView/Line.h" -#include "llvm/DebugInfo/CodeView/MergingTypeTableBuilder.h" -#include "llvm/DebugInfo/CodeView/RecordSerialization.h" -#include "llvm/DebugInfo/CodeView/SymbolDumpDelegate.h" -#include "llvm/DebugInfo/CodeView/SymbolDumper.h" -#include "llvm/DebugInfo/CodeView/SymbolRecord.h" -#include "llvm/DebugInfo/CodeView/TypeDumpVisitor.h" -#include "llvm/DebugInfo/CodeView/TypeHashing.h" -#include "llvm/DebugInfo/CodeView/TypeIndex.h" -#include "llvm/DebugInfo/CodeView/TypeRecord.h" -#include "llvm/DebugInfo/CodeView/TypeStreamMerger.h" -#include "llvm/DebugInfo/CodeView/TypeTableCollection.h" -#include "llvm/Object/COFF.h" -#include "llvm/Object/ObjectFile.h" -#include "llvm/Support/BinaryStreamReader.h" -#include "llvm/Support/Casting.h" -#include "llvm/Support/Compiler.h" -#include "llvm/Support/ConvertUTF.h" -#include "llvm/Support/FormatVariadic.h" -#include "llvm/Support/ScopedPrinter.h" -#include "llvm/Support/LEB128.h" -#include "llvm/Support/Win64EH.h" -#include "llvm/Support/raw_ostream.h" - -using namespace llvm; -using namespace llvm::object; -using namespace llvm::codeview; -using namespace llvm::support; -using namespace llvm::Win64EH; - -namespace { - -struct LoadConfigTables { - uint64_t SEHTableVA = 0; - uint64_t SEHTableCount = 0; - uint32_t GuardFlags = 0; - uint64_t GuardFidTableVA = 0; - uint64_t GuardFidTableCount = 0; - uint64_t GuardLJmpTableVA = 0; - uint64_t GuardLJmpTableCount = 0; -}; - -class COFFDumper : public ObjDumper { -public: - friend class COFFObjectDumpDelegate; - COFFDumper(const llvm::object::COFFObjectFile *Obj, ScopedPrinter &Writer) - : ObjDumper(Writer), Obj(Obj), Writer(Writer), Types(100) {} - - void printFileHeaders() override; - void printSectionHeaders() override; - void printRelocations() override; - void printSymbols() override; - void printDynamicSymbols() override; - void printUnwindInfo() override; - - void printNeededLibraries() override; - - void printCOFFImports() override; - void printCOFFExports() override; - void printCOFFDirectives() override; - void printCOFFBaseReloc() override; - void printCOFFDebugDirectory() override; - void printCOFFResources() override; - void printCOFFLoadConfig() override; - void printCodeViewDebugInfo() override; - void - mergeCodeViewTypes(llvm::codeview::MergingTypeTableBuilder &CVIDs, - llvm::codeview::MergingTypeTableBuilder &CVTypes) override; - void printStackMap() const override; - void printAddrsig() override; -private: - void printSymbol(const SymbolRef &Sym); - void printRelocation(const SectionRef &Section, const RelocationRef &Reloc, - uint64_t Bias = 0); - void printDataDirectory(uint32_t Index, const std::string &FieldName); - - void printDOSHeader(const dos_header *DH); - template <class PEHeader> void printPEHeader(const PEHeader *Hdr); - void printBaseOfDataField(const pe32_header *Hdr); - void printBaseOfDataField(const pe32plus_header *Hdr); - template <typename T> - void printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables); - typedef void (*PrintExtraCB)(raw_ostream &, const uint8_t *); - void printRVATable(uint64_t TableVA, uint64_t Count, uint64_t EntrySize, - PrintExtraCB PrintExtra = 0); - - void printCodeViewSymbolSection(StringRef SectionName, const SectionRef &Section); - void printCodeViewTypeSection(StringRef SectionName, const SectionRef &Section); - StringRef getTypeName(TypeIndex Ty); - StringRef getFileNameForFileOffset(uint32_t FileOffset); - void printFileNameForOffset(StringRef Label, uint32_t FileOffset); - void printTypeIndex(StringRef FieldName, TypeIndex TI) { - // Forward to CVTypeDumper for simplicity. - codeview::printTypeIndex(Writer, FieldName, TI, Types); - } - - void printCodeViewSymbolsSubsection(StringRef Subsection, - const SectionRef &Section, - StringRef SectionContents); - - void printCodeViewFileChecksums(StringRef Subsection); - - void printCodeViewInlineeLines(StringRef Subsection); - - void printRelocatedField(StringRef Label, const coff_section *Sec, - uint32_t RelocOffset, uint32_t Offset, - StringRef *RelocSym = nullptr); - - uint32_t countTotalTableEntries(ResourceSectionRef RSF, - const coff_resource_dir_table &Table, - StringRef Level); - - void printResourceDirectoryTable(ResourceSectionRef RSF, - const coff_resource_dir_table &Table, - StringRef Level); - - void printBinaryBlockWithRelocs(StringRef Label, const SectionRef &Sec, - StringRef SectionContents, StringRef Block); - - /// Given a .debug$S section, find the string table and file checksum table. - void initializeFileAndStringTables(BinaryStreamReader &Reader); - - void cacheRelocations(); - - std::error_code resolveSymbol(const coff_section *Section, uint64_t Offset, - SymbolRef &Sym); - std::error_code resolveSymbolName(const coff_section *Section, - uint64_t Offset, StringRef &Name); - std::error_code resolveSymbolName(const coff_section *Section, - StringRef SectionContents, - const void *RelocPtr, StringRef &Name); - void printImportedSymbols(iterator_range<imported_symbol_iterator> Range); - void printDelayImportedSymbols( - const DelayImportDirectoryEntryRef &I, - iterator_range<imported_symbol_iterator> Range); - ErrorOr<const coff_resource_dir_entry &> - getResourceDirectoryTableEntry(const coff_resource_dir_table &Table, - uint32_t Index); - - typedef DenseMap<const coff_section*, std::vector<RelocationRef> > RelocMapTy; - - const llvm::object::COFFObjectFile *Obj; - bool RelocCached = false; - RelocMapTy RelocMap; - - DebugChecksumsSubsectionRef CVFileChecksumTable; - - DebugStringTableSubsectionRef CVStringTable; - - /// Track the compilation CPU type. S_COMPILE3 symbol records typically come - /// first, but if we don't see one, just assume an X64 CPU type. It is common. - CPUType CompilationCPUType = CPUType::X64; - - ScopedPrinter &Writer; - BinaryByteStream TypeContents; - LazyRandomTypeCollection Types; -}; - -class COFFObjectDumpDelegate : public SymbolDumpDelegate { -public: - COFFObjectDumpDelegate(COFFDumper &CD, const SectionRef &SR, - const COFFObjectFile *Obj, StringRef SectionContents) - : CD(CD), SR(SR), SectionContents(SectionContents) { - Sec = Obj->getCOFFSection(SR); - } - - uint32_t getRecordOffset(BinaryStreamReader Reader) override { - ArrayRef<uint8_t> Data; - if (auto EC = Reader.readLongestContiguousChunk(Data)) { - llvm::consumeError(std::move(EC)); - return 0; - } - return Data.data() - SectionContents.bytes_begin(); - } - - void printRelocatedField(StringRef Label, uint32_t RelocOffset, - uint32_t Offset, StringRef *RelocSym) override { - CD.printRelocatedField(Label, Sec, RelocOffset, Offset, RelocSym); - } - - void printBinaryBlockWithRelocs(StringRef Label, - ArrayRef<uint8_t> Block) override { - StringRef SBlock(reinterpret_cast<const char *>(Block.data()), - Block.size()); - if (opts::CodeViewSubsectionBytes) - CD.printBinaryBlockWithRelocs(Label, SR, SectionContents, SBlock); - } - - StringRef getFileNameForFileOffset(uint32_t FileOffset) override { - return CD.getFileNameForFileOffset(FileOffset); - } - - DebugStringTableSubsectionRef getStringTable() override { - return CD.CVStringTable; - } - -private: - COFFDumper &CD; - const SectionRef &SR; - const coff_section *Sec; - StringRef SectionContents; -}; - -} // end namespace - -namespace llvm { - -std::error_code createCOFFDumper(const object::ObjectFile *Obj, - ScopedPrinter &Writer, - std::unique_ptr<ObjDumper> &Result) { - const COFFObjectFile *COFFObj = dyn_cast<COFFObjectFile>(Obj); - if (!COFFObj) - return readobj_error::unsupported_obj_file_format; - - Result.reset(new COFFDumper(COFFObj, Writer)); - return readobj_error::success; -} - -} // namespace llvm - -// Given a section and an offset into this section the function returns the -// symbol used for the relocation at the offset. -std::error_code COFFDumper::resolveSymbol(const coff_section *Section, - uint64_t Offset, SymbolRef &Sym) { - cacheRelocations(); - const auto &Relocations = RelocMap[Section]; - auto SymI = Obj->symbol_end(); - for (const auto &Relocation : Relocations) { - uint64_t RelocationOffset = Relocation.getOffset(); - - if (RelocationOffset == Offset) { - SymI = Relocation.getSymbol(); - break; - } - } - if (SymI == Obj->symbol_end()) - return readobj_error::unknown_symbol; - Sym = *SymI; - return readobj_error::success; -} - -// Given a section and an offset into this section the function returns the name -// of the symbol used for the relocation at the offset. -std::error_code COFFDumper::resolveSymbolName(const coff_section *Section, - uint64_t Offset, - StringRef &Name) { - SymbolRef Symbol; - if (std::error_code EC = resolveSymbol(Section, Offset, Symbol)) - return EC; - Expected<StringRef> NameOrErr = Symbol.getName(); - if (!NameOrErr) - return errorToErrorCode(NameOrErr.takeError()); - Name = *NameOrErr; - return std::error_code(); -} - -// Helper for when you have a pointer to real data and you want to know about -// relocations against it. -std::error_code COFFDumper::resolveSymbolName(const coff_section *Section, - StringRef SectionContents, - const void *RelocPtr, - StringRef &Name) { - assert(SectionContents.data() < RelocPtr && - RelocPtr < SectionContents.data() + SectionContents.size() && - "pointer to relocated object is not in section"); - uint64_t Offset = ptrdiff_t(reinterpret_cast<const char *>(RelocPtr) - - SectionContents.data()); - return resolveSymbolName(Section, Offset, Name); -} - -void COFFDumper::printRelocatedField(StringRef Label, const coff_section *Sec, - uint32_t RelocOffset, uint32_t Offset, - StringRef *RelocSym) { - StringRef SymStorage; - StringRef &Symbol = RelocSym ? *RelocSym : SymStorage; - if (!resolveSymbolName(Sec, RelocOffset, Symbol)) - W.printSymbolOffset(Label, Symbol, Offset); - else - W.printHex(Label, RelocOffset); -} - -void COFFDumper::printBinaryBlockWithRelocs(StringRef Label, - const SectionRef &Sec, - StringRef SectionContents, - StringRef Block) { - W.printBinaryBlock(Label, Block); - - assert(SectionContents.begin() < Block.begin() && - SectionContents.end() >= Block.end() && - "Block is not contained in SectionContents"); - uint64_t OffsetStart = Block.data() - SectionContents.data(); - uint64_t OffsetEnd = OffsetStart + Block.size(); - - W.flush(); - cacheRelocations(); - ListScope D(W, "BlockRelocations"); - const coff_section *Section = Obj->getCOFFSection(Sec); - const auto &Relocations = RelocMap[Section]; - for (const auto &Relocation : Relocations) { - uint64_t RelocationOffset = Relocation.getOffset(); - if (OffsetStart <= RelocationOffset && RelocationOffset < OffsetEnd) - printRelocation(Sec, Relocation, OffsetStart); - } -} - -static const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = { - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5 ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2) -}; - -static const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = { - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI ) -}; - -static const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = { - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX ), -}; - -static const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = { - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE), -}; - -static const EnumEntry<COFF::SectionCharacteristics> -ImageSectionCharacteristics[] = { - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NOLOAD ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ ), - LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE ) -}; - -static const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = { - { "Null" , COFF::IMAGE_SYM_TYPE_NULL }, - { "Void" , COFF::IMAGE_SYM_TYPE_VOID }, - { "Char" , COFF::IMAGE_SYM_TYPE_CHAR }, - { "Short" , COFF::IMAGE_SYM_TYPE_SHORT }, - { "Int" , COFF::IMAGE_SYM_TYPE_INT }, - { "Long" , COFF::IMAGE_SYM_TYPE_LONG }, - { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT }, - { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE }, - { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT }, - { "Union" , COFF::IMAGE_SYM_TYPE_UNION }, - { "Enum" , COFF::IMAGE_SYM_TYPE_ENUM }, - { "MOE" , COFF::IMAGE_SYM_TYPE_MOE }, - { "Byte" , COFF::IMAGE_SYM_TYPE_BYTE }, - { "Word" , COFF::IMAGE_SYM_TYPE_WORD }, - { "UInt" , COFF::IMAGE_SYM_TYPE_UINT }, - { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD } -}; - -static const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = { - { "Null" , COFF::IMAGE_SYM_DTYPE_NULL }, - { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER }, - { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION }, - { "Array" , COFF::IMAGE_SYM_DTYPE_ARRAY } -}; - -static const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = { - { "EndOfFunction" , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION }, - { "Null" , COFF::IMAGE_SYM_CLASS_NULL }, - { "Automatic" , COFF::IMAGE_SYM_CLASS_AUTOMATIC }, - { "External" , COFF::IMAGE_SYM_CLASS_EXTERNAL }, - { "Static" , COFF::IMAGE_SYM_CLASS_STATIC }, - { "Register" , COFF::IMAGE_SYM_CLASS_REGISTER }, - { "ExternalDef" , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF }, - { "Label" , COFF::IMAGE_SYM_CLASS_LABEL }, - { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL }, - { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT }, - { "Argument" , COFF::IMAGE_SYM_CLASS_ARGUMENT }, - { "StructTag" , COFF::IMAGE_SYM_CLASS_STRUCT_TAG }, - { "MemberOfUnion" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION }, - { "UnionTag" , COFF::IMAGE_SYM_CLASS_UNION_TAG }, - { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION }, - { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC }, - { "EnumTag" , COFF::IMAGE_SYM_CLASS_ENUM_TAG }, - { "MemberOfEnum" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM }, - { "RegisterParam" , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM }, - { "BitField" , COFF::IMAGE_SYM_CLASS_BIT_FIELD }, - { "Block" , COFF::IMAGE_SYM_CLASS_BLOCK }, - { "Function" , COFF::IMAGE_SYM_CLASS_FUNCTION }, - { "EndOfStruct" , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT }, - { "File" , COFF::IMAGE_SYM_CLASS_FILE }, - { "Section" , COFF::IMAGE_SYM_CLASS_SECTION }, - { "WeakExternal" , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL }, - { "CLRToken" , COFF::IMAGE_SYM_CLASS_CLR_TOKEN } -}; - -static const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = { - { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES }, - { "Any" , COFF::IMAGE_COMDAT_SELECT_ANY }, - { "SameSize" , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE }, - { "ExactMatch" , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH }, - { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE }, - { "Largest" , COFF::IMAGE_COMDAT_SELECT_LARGEST }, - { "Newest" , COFF::IMAGE_COMDAT_SELECT_NEWEST } -}; - -static const EnumEntry<COFF::DebugType> ImageDebugType[] = { - { "Unknown" , COFF::IMAGE_DEBUG_TYPE_UNKNOWN }, - { "COFF" , COFF::IMAGE_DEBUG_TYPE_COFF }, - { "CodeView" , COFF::IMAGE_DEBUG_TYPE_CODEVIEW }, - { "FPO" , COFF::IMAGE_DEBUG_TYPE_FPO }, - { "Misc" , COFF::IMAGE_DEBUG_TYPE_MISC }, - { "Exception" , COFF::IMAGE_DEBUG_TYPE_EXCEPTION }, - { "Fixup" , COFF::IMAGE_DEBUG_TYPE_FIXUP }, - { "OmapToSrc" , COFF::IMAGE_DEBUG_TYPE_OMAP_TO_SRC }, - { "OmapFromSrc", COFF::IMAGE_DEBUG_TYPE_OMAP_FROM_SRC }, - { "Borland" , COFF::IMAGE_DEBUG_TYPE_BORLAND }, - { "Reserved10" , COFF::IMAGE_DEBUG_TYPE_RESERVED10 }, - { "CLSID" , COFF::IMAGE_DEBUG_TYPE_CLSID }, - { "VCFeature" , COFF::IMAGE_DEBUG_TYPE_VC_FEATURE }, - { "POGO" , COFF::IMAGE_DEBUG_TYPE_POGO }, - { "ILTCG" , COFF::IMAGE_DEBUG_TYPE_ILTCG }, - { "MPX" , COFF::IMAGE_DEBUG_TYPE_MPX }, - { "Repro" , COFF::IMAGE_DEBUG_TYPE_REPRO }, -}; - -static const EnumEntry<COFF::WeakExternalCharacteristics> -WeakExternalCharacteristics[] = { - { "NoLibrary", COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY }, - { "Library" , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY }, - { "Alias" , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS } -}; - -static const EnumEntry<uint32_t> SubSectionTypes[] = { - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Lines), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput), - LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA), -}; - -static const EnumEntry<uint32_t> FrameDataFlags[] = { - LLVM_READOBJ_ENUM_ENT(FrameData, HasSEH), - LLVM_READOBJ_ENUM_ENT(FrameData, HasEH), - LLVM_READOBJ_ENUM_ENT(FrameData, IsFunctionStart), -}; - -static const EnumEntry<uint8_t> FileChecksumKindNames[] = { - LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, None), - LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, MD5), - LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA1), - LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA256), -}; - -static const EnumEntry<COFF::ResourceTypeID> ResourceTypeNames[]{ - {"kRT_CURSOR (ID 1)", COFF::RID_Cursor}, - {"kRT_BITMAP (ID 2)", COFF::RID_Bitmap}, - {"kRT_ICON (ID 3)", COFF::RID_Icon}, - {"kRT_MENU (ID 4)", COFF::RID_Menu}, - {"kRT_DIALOG (ID 5)", COFF::RID_Dialog}, - {"kRT_STRING (ID 6)", COFF::RID_String}, - {"kRT_FONTDIR (ID 7)", COFF::RID_FontDir}, - {"kRT_FONT (ID 8)", COFF::RID_Font}, - {"kRT_ACCELERATOR (ID 9)", COFF::RID_Accelerator}, - {"kRT_RCDATA (ID 10)", COFF::RID_RCData}, - {"kRT_MESSAGETABLE (ID 11)", COFF::RID_MessageTable}, - {"kRT_GROUP_CURSOR (ID 12)", COFF::RID_Group_Cursor}, - {"kRT_GROUP_ICON (ID 14)", COFF::RID_Group_Icon}, - {"kRT_VERSION (ID 16)", COFF::RID_Version}, - {"kRT_DLGINCLUDE (ID 17)", COFF::RID_DLGInclude}, - {"kRT_PLUGPLAY (ID 19)", COFF::RID_PlugPlay}, - {"kRT_VXD (ID 20)", COFF::RID_VXD}, - {"kRT_ANICURSOR (ID 21)", COFF::RID_AniCursor}, - {"kRT_ANIICON (ID 22)", COFF::RID_AniIcon}, - {"kRT_HTML (ID 23)", COFF::RID_HTML}, - {"kRT_MANIFEST (ID 24)", COFF::RID_Manifest}}; - -template <typename T> -static std::error_code getSymbolAuxData(const COFFObjectFile *Obj, - COFFSymbolRef Symbol, - uint8_t AuxSymbolIdx, const T *&Aux) { - ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol); - AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize()); - Aux = reinterpret_cast<const T*>(AuxData.data()); - return readobj_error::success; -} - -void COFFDumper::cacheRelocations() { - if (RelocCached) - return; - RelocCached = true; - - for (const SectionRef &S : Obj->sections()) { - const coff_section *Section = Obj->getCOFFSection(S); - - for (const RelocationRef &Reloc : S.relocations()) - RelocMap[Section].push_back(Reloc); - - // Sort relocations by address. - llvm::sort(RelocMap[Section], relocAddressLess); - } -} - -void COFFDumper::printDataDirectory(uint32_t Index, const std::string &FieldName) { - const data_directory *Data; - if (Obj->getDataDirectory(Index, Data)) - return; - W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress); - W.printHex(FieldName + "Size", Data->Size); -} - -void COFFDumper::printFileHeaders() { - time_t TDS = Obj->getTimeDateStamp(); - char FormattedTime[20] = { }; - strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS)); - - { - DictScope D(W, "ImageFileHeader"); - W.printEnum ("Machine", Obj->getMachine(), - makeArrayRef(ImageFileMachineType)); - W.printNumber("SectionCount", Obj->getNumberOfSections()); - W.printHex ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp()); - W.printHex ("PointerToSymbolTable", Obj->getPointerToSymbolTable()); - W.printNumber("SymbolCount", Obj->getNumberOfSymbols()); - W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader()); - W.printFlags ("Characteristics", Obj->getCharacteristics(), - makeArrayRef(ImageFileCharacteristics)); - } - - // Print PE header. This header does not exist if this is an object file and - // not an executable. - const pe32_header *PEHeader = nullptr; - error(Obj->getPE32Header(PEHeader)); - if (PEHeader) - printPEHeader<pe32_header>(PEHeader); - - const pe32plus_header *PEPlusHeader = nullptr; - error(Obj->getPE32PlusHeader(PEPlusHeader)); - if (PEPlusHeader) - printPEHeader<pe32plus_header>(PEPlusHeader); - - if (const dos_header *DH = Obj->getDOSHeader()) - printDOSHeader(DH); -} - -void COFFDumper::printDOSHeader(const dos_header *DH) { - DictScope D(W, "DOSHeader"); - W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic))); - W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage); - W.printNumber("FileSizeInPages", DH->FileSizeInPages); - W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems); - W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs); - W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs); - W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs); - W.printNumber("InitialRelativeSS", DH->InitialRelativeSS); - W.printNumber("InitialSP", DH->InitialSP); - W.printNumber("Checksum", DH->Checksum); - W.printNumber("InitialIP", DH->InitialIP); - W.printNumber("InitialRelativeCS", DH->InitialRelativeCS); - W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable); - W.printNumber("OverlayNumber", DH->OverlayNumber); - W.printNumber("OEMid", DH->OEMid); - W.printNumber("OEMinfo", DH->OEMinfo); - W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader); -} - -template <class PEHeader> -void COFFDumper::printPEHeader(const PEHeader *Hdr) { - DictScope D(W, "ImageOptionalHeader"); - W.printHex ("Magic", Hdr->Magic); - W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion); - W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion); - W.printNumber("SizeOfCode", Hdr->SizeOfCode); - W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData); - W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData); - W.printHex ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint); - W.printHex ("BaseOfCode", Hdr->BaseOfCode); - printBaseOfDataField(Hdr); - W.printHex ("ImageBase", Hdr->ImageBase); - W.printNumber("SectionAlignment", Hdr->SectionAlignment); - W.printNumber("FileAlignment", Hdr->FileAlignment); - W.printNumber("MajorOperatingSystemVersion", - Hdr->MajorOperatingSystemVersion); - W.printNumber("MinorOperatingSystemVersion", - Hdr->MinorOperatingSystemVersion); - W.printNumber("MajorImageVersion", Hdr->MajorImageVersion); - W.printNumber("MinorImageVersion", Hdr->MinorImageVersion); - W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion); - W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion); - W.printNumber("SizeOfImage", Hdr->SizeOfImage); - W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders); - W.printEnum ("Subsystem", Hdr->Subsystem, makeArrayRef(PEWindowsSubsystem)); - W.printFlags ("Characteristics", Hdr->DLLCharacteristics, - makeArrayRef(PEDLLCharacteristics)); - W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve); - W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit); - W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve); - W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit); - W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize); - - if (Hdr->NumberOfRvaAndSize > 0) { - DictScope D(W, "DataDirectory"); - static const char * const directory[] = { - "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable", - "CertificateTable", "BaseRelocationTable", "Debug", "Architecture", - "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT", - "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved" - }; - - for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i) - printDataDirectory(i, directory[i]); - } -} - -void COFFDumper::printCOFFDebugDirectory() { - ListScope LS(W, "DebugDirectory"); - for (const debug_directory &D : Obj->debug_directories()) { - char FormattedTime[20] = {}; - time_t TDS = D.TimeDateStamp; - strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS)); - DictScope S(W, "DebugEntry"); - W.printHex("Characteristics", D.Characteristics); - W.printHex("TimeDateStamp", FormattedTime, D.TimeDateStamp); - W.printHex("MajorVersion", D.MajorVersion); - W.printHex("MinorVersion", D.MinorVersion); - W.printEnum("Type", D.Type, makeArrayRef(ImageDebugType)); - W.printHex("SizeOfData", D.SizeOfData); - W.printHex("AddressOfRawData", D.AddressOfRawData); - W.printHex("PointerToRawData", D.PointerToRawData); - if (D.Type == COFF::IMAGE_DEBUG_TYPE_CODEVIEW) { - const codeview::DebugInfo *DebugInfo; - StringRef PDBFileName; - error(Obj->getDebugPDBInfo(&D, DebugInfo, PDBFileName)); - DictScope PDBScope(W, "PDBInfo"); - W.printHex("PDBSignature", DebugInfo->Signature.CVSignature); - if (DebugInfo->Signature.CVSignature == OMF::Signature::PDB70) { - W.printBinary("PDBGUID", makeArrayRef(DebugInfo->PDB70.Signature)); - W.printNumber("PDBAge", DebugInfo->PDB70.Age); - W.printString("PDBFileName", PDBFileName); - } - } else if (D.SizeOfData != 0) { - // FIXME: Type values of 12 and 13 are commonly observed but are not in - // the documented type enum. Figure out what they mean. - ArrayRef<uint8_t> RawData; - error( - Obj->getRvaAndSizeAsBytes(D.AddressOfRawData, D.SizeOfData, RawData)); - W.printBinaryBlock("RawData", RawData); - } - } -} - -void COFFDumper::printRVATable(uint64_t TableVA, uint64_t Count, - uint64_t EntrySize, PrintExtraCB PrintExtra) { - uintptr_t TableStart, TableEnd; - error(Obj->getVaPtr(TableVA, TableStart)); - error(Obj->getVaPtr(TableVA + Count * EntrySize - 1, TableEnd)); - TableEnd++; - for (uintptr_t I = TableStart; I < TableEnd; I += EntrySize) { - uint32_t RVA = *reinterpret_cast<const ulittle32_t *>(I); - raw_ostream &OS = W.startLine(); - OS << W.hex(Obj->getImageBase() + RVA); - if (PrintExtra) - PrintExtra(OS, reinterpret_cast<const uint8_t *>(I)); - OS << '\n'; - } -} - -void COFFDumper::printCOFFLoadConfig() { - LoadConfigTables Tables; - if (Obj->is64()) - printCOFFLoadConfig(Obj->getLoadConfig64(), Tables); - else - printCOFFLoadConfig(Obj->getLoadConfig32(), Tables); - - if (Tables.SEHTableVA) { - ListScope LS(W, "SEHTable"); - printRVATable(Tables.SEHTableVA, Tables.SEHTableCount, 4); - } - - if (Tables.GuardFidTableVA) { - ListScope LS(W, "GuardFidTable"); - if (Tables.GuardFlags & uint32_t(coff_guard_flags::FidTableHasFlags)) { - auto PrintGuardFlags = [](raw_ostream &OS, const uint8_t *Entry) { - uint8_t Flags = *reinterpret_cast<const uint8_t *>(Entry + 4); - if (Flags) - OS << " flags " << utohexstr(Flags); - }; - printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 5, - PrintGuardFlags); - } else { - printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 4); - } - } - - if (Tables.GuardLJmpTableVA) { - ListScope LS(W, "GuardLJmpTable"); - printRVATable(Tables.GuardLJmpTableVA, Tables.GuardLJmpTableCount, 4); - } -} - -template <typename T> -void COFFDumper::printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables) { - if (!Conf) - return; - - ListScope LS(W, "LoadConfig"); - char FormattedTime[20] = {}; - time_t TDS = Conf->TimeDateStamp; - strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS)); - W.printHex("Size", Conf->Size); - - // Print everything before SecurityCookie. The vast majority of images today - // have all these fields. - if (Conf->Size < offsetof(T, SEHandlerTable)) - return; - W.printHex("TimeDateStamp", FormattedTime, TDS); - W.printHex("MajorVersion", Conf->MajorVersion); - W.printHex("MinorVersion", Conf->MinorVersion); - W.printHex("GlobalFlagsClear", Conf->GlobalFlagsClear); - W.printHex("GlobalFlagsSet", Conf->GlobalFlagsSet); - W.printHex("CriticalSectionDefaultTimeout", - Conf->CriticalSectionDefaultTimeout); - W.printHex("DeCommitFreeBlockThreshold", Conf->DeCommitFreeBlockThreshold); - W.printHex("DeCommitTotalFreeThreshold", Conf->DeCommitTotalFreeThreshold); - W.printHex("LockPrefixTable", Conf->LockPrefixTable); - W.printHex("MaximumAllocationSize", Conf->MaximumAllocationSize); - W.printHex("VirtualMemoryThreshold", Conf->VirtualMemoryThreshold); - W.printHex("ProcessHeapFlags", Conf->ProcessHeapFlags); - W.printHex("ProcessAffinityMask", Conf->ProcessAffinityMask); - W.printHex("CSDVersion", Conf->CSDVersion); - W.printHex("DependentLoadFlags", Conf->DependentLoadFlags); - W.printHex("EditList", Conf->EditList); - W.printHex("SecurityCookie", Conf->SecurityCookie); - - // Print the safe SEH table if present. - if (Conf->Size < offsetof(coff_load_configuration32, GuardCFCheckFunction)) - return; - W.printHex("SEHandlerTable", Conf->SEHandlerTable); - W.printNumber("SEHandlerCount", Conf->SEHandlerCount); - - Tables.SEHTableVA = Conf->SEHandlerTable; - Tables.SEHTableCount = Conf->SEHandlerCount; - - // Print everything before CodeIntegrity. (2015) - if (Conf->Size < offsetof(T, CodeIntegrity)) - return; - W.printHex("GuardCFCheckFunction", Conf->GuardCFCheckFunction); - W.printHex("GuardCFCheckDispatch", Conf->GuardCFCheckDispatch); - W.printHex("GuardCFFunctionTable", Conf->GuardCFFunctionTable); - W.printNumber("GuardCFFunctionCount", Conf->GuardCFFunctionCount); - W.printHex("GuardFlags", Conf->GuardFlags); - - Tables.GuardFidTableVA = Conf->GuardCFFunctionTable; - Tables.GuardFidTableCount = Conf->GuardCFFunctionCount; - Tables.GuardFlags = Conf->GuardFlags; - - // Print the rest. (2017) - if (Conf->Size < sizeof(T)) - return; - W.printHex("GuardAddressTakenIatEntryTable", - Conf->GuardAddressTakenIatEntryTable); - W.printNumber("GuardAddressTakenIatEntryCount", - Conf->GuardAddressTakenIatEntryCount); - W.printHex("GuardLongJumpTargetTable", Conf->GuardLongJumpTargetTable); - W.printNumber("GuardLongJumpTargetCount", Conf->GuardLongJumpTargetCount); - W.printHex("DynamicValueRelocTable", Conf->DynamicValueRelocTable); - W.printHex("CHPEMetadataPointer", Conf->CHPEMetadataPointer); - W.printHex("GuardRFFailureRoutine", Conf->GuardRFFailureRoutine); - W.printHex("GuardRFFailureRoutineFunctionPointer", - Conf->GuardRFFailureRoutineFunctionPointer); - W.printHex("DynamicValueRelocTableOffset", - Conf->DynamicValueRelocTableOffset); - W.printNumber("DynamicValueRelocTableSection", - Conf->DynamicValueRelocTableSection); - W.printHex("GuardRFVerifyStackPointerFunctionPointer", - Conf->GuardRFVerifyStackPointerFunctionPointer); - W.printHex("HotPatchTableOffset", Conf->HotPatchTableOffset); - - Tables.GuardLJmpTableVA = Conf->GuardLongJumpTargetTable; - Tables.GuardLJmpTableCount = Conf->GuardLongJumpTargetCount; -} - -void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) { - W.printHex("BaseOfData", Hdr->BaseOfData); -} - -void COFFDumper::printBaseOfDataField(const pe32plus_header *) {} - -void COFFDumper::printCodeViewDebugInfo() { - // Print types first to build CVUDTNames, then print symbols. - for (const SectionRef &S : Obj->sections()) { - StringRef SectionName; - error(S.getName(SectionName)); - // .debug$T is a standard CodeView type section, while .debug$P is the same - // format but used for MSVC precompiled header object files. - if (SectionName == ".debug$T" || SectionName == ".debug$P") - printCodeViewTypeSection(SectionName, S); - } - for (const SectionRef &S : Obj->sections()) { - StringRef SectionName; - error(S.getName(SectionName)); - if (SectionName == ".debug$S") - printCodeViewSymbolSection(SectionName, S); - } -} - -void COFFDumper::initializeFileAndStringTables(BinaryStreamReader &Reader) { - while (Reader.bytesRemaining() > 0 && - (!CVFileChecksumTable.valid() || !CVStringTable.valid())) { - // The section consists of a number of subsection in the following format: - // |SubSectionType|SubSectionSize|Contents...| - uint32_t SubType, SubSectionSize; - error(Reader.readInteger(SubType)); - error(Reader.readInteger(SubSectionSize)); - - StringRef Contents; - error(Reader.readFixedString(Contents, SubSectionSize)); - - BinaryStreamRef ST(Contents, support::little); - switch (DebugSubsectionKind(SubType)) { - case DebugSubsectionKind::FileChecksums: - error(CVFileChecksumTable.initialize(ST)); - break; - case DebugSubsectionKind::StringTable: - error(CVStringTable.initialize(ST)); - break; - default: - break; - } - - uint32_t PaddedSize = alignTo(SubSectionSize, 4); - error(Reader.skip(PaddedSize - SubSectionSize)); - } -} - -void COFFDumper::printCodeViewSymbolSection(StringRef SectionName, - const SectionRef &Section) { - StringRef SectionContents; - error(Section.getContents(SectionContents)); - StringRef Data = SectionContents; - - SmallVector<StringRef, 10> FunctionNames; - StringMap<StringRef> FunctionLineTables; - - ListScope D(W, "CodeViewDebugInfo"); - // Print the section to allow correlation with printSectionHeaders. - W.printNumber("Section", SectionName, Obj->getSectionID(Section)); - - uint32_t Magic; - error(consume(Data, Magic)); - W.printHex("Magic", Magic); - if (Magic != COFF::DEBUG_SECTION_MAGIC) - return error(object_error::parse_failed); - - BinaryStreamReader FSReader(Data, support::little); - initializeFileAndStringTables(FSReader); - - // TODO: Convert this over to using ModuleSubstreamVisitor. - while (!Data.empty()) { - // The section consists of a number of subsection in the following format: - // |SubSectionType|SubSectionSize|Contents...| - uint32_t SubType, SubSectionSize; - error(consume(Data, SubType)); - error(consume(Data, SubSectionSize)); - - ListScope S(W, "Subsection"); - W.printEnum("SubSectionType", SubType, makeArrayRef(SubSectionTypes)); - W.printHex("SubSectionSize", SubSectionSize); - - // Get the contents of the subsection. - if (SubSectionSize > Data.size()) - return error(object_error::parse_failed); - StringRef Contents = Data.substr(0, SubSectionSize); - - // Add SubSectionSize to the current offset and align that offset to find - // the next subsection. - size_t SectionOffset = Data.data() - SectionContents.data(); - size_t NextOffset = SectionOffset + SubSectionSize; - NextOffset = alignTo(NextOffset, 4); - if (NextOffset > SectionContents.size()) - return error(object_error::parse_failed); - Data = SectionContents.drop_front(NextOffset); - - // Optionally print the subsection bytes in case our parsing gets confused - // later. - if (opts::CodeViewSubsectionBytes) - printBinaryBlockWithRelocs("SubSectionContents", Section, SectionContents, - Contents); - - switch (DebugSubsectionKind(SubType)) { - case DebugSubsectionKind::Symbols: - printCodeViewSymbolsSubsection(Contents, Section, SectionContents); - break; - - case DebugSubsectionKind::InlineeLines: - printCodeViewInlineeLines(Contents); - break; - - case DebugSubsectionKind::FileChecksums: - printCodeViewFileChecksums(Contents); - break; - - case DebugSubsectionKind::Lines: { - // Holds a PC to file:line table. Some data to parse this subsection is - // stored in the other subsections, so just check sanity and store the - // pointers for deferred processing. - - if (SubSectionSize < 12) { - // There should be at least three words to store two function - // relocations and size of the code. - error(object_error::parse_failed); - return; - } - - StringRef LinkageName; - error(resolveSymbolName(Obj->getCOFFSection(Section), SectionOffset, - LinkageName)); - W.printString("LinkageName", LinkageName); - if (FunctionLineTables.count(LinkageName) != 0) { - // Saw debug info for this function already? - error(object_error::parse_failed); - return; - } - - FunctionLineTables[LinkageName] = Contents; - FunctionNames.push_back(LinkageName); - break; - } - case DebugSubsectionKind::FrameData: { - // First four bytes is a relocation against the function. - BinaryStreamReader SR(Contents, llvm::support::little); - - DebugFrameDataSubsectionRef FrameData; - error(FrameData.initialize(SR)); - - StringRef LinkageName; - error(resolveSymbolName(Obj->getCOFFSection(Section), SectionContents, - FrameData.getRelocPtr(), LinkageName)); - W.printString("LinkageName", LinkageName); - - // To find the active frame description, search this array for the - // smallest PC range that includes the current PC. - for (const auto &FD : FrameData) { - StringRef FrameFunc = error(CVStringTable.getString(FD.FrameFunc)); - - DictScope S(W, "FrameData"); - W.printHex("RvaStart", FD.RvaStart); - W.printHex("CodeSize", FD.CodeSize); - W.printHex("LocalSize", FD.LocalSize); - W.printHex("ParamsSize", FD.ParamsSize); - W.printHex("MaxStackSize", FD.MaxStackSize); - W.printHex("PrologSize", FD.PrologSize); - W.printHex("SavedRegsSize", FD.SavedRegsSize); - W.printFlags("Flags", FD.Flags, makeArrayRef(FrameDataFlags)); - - // The FrameFunc string is a small RPN program. It can be broken up into - // statements that end in the '=' operator, which assigns the value on - // the top of the stack to the previously pushed variable. Variables can - // be temporary values ($T0) or physical registers ($esp). Print each - // assignment on its own line to make these programs easier to read. - { - ListScope FFS(W, "FrameFunc"); - while (!FrameFunc.empty()) { - size_t EqOrEnd = FrameFunc.find('='); - if (EqOrEnd == StringRef::npos) - EqOrEnd = FrameFunc.size(); - else - ++EqOrEnd; - StringRef Stmt = FrameFunc.substr(0, EqOrEnd); - W.printString(Stmt); - FrameFunc = FrameFunc.drop_front(EqOrEnd).trim(); - } - } - } - break; - } - - // Do nothing for unrecognized subsections. - default: - break; - } - W.flush(); - } - - // Dump the line tables now that we've read all the subsections and know all - // the required information. - for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) { - StringRef Name = FunctionNames[I]; - ListScope S(W, "FunctionLineTable"); - W.printString("LinkageName", Name); - - BinaryStreamReader Reader(FunctionLineTables[Name], support::little); - - DebugLinesSubsectionRef LineInfo; - error(LineInfo.initialize(Reader)); - - W.printHex("Flags", LineInfo.header()->Flags); - W.printHex("CodeSize", LineInfo.header()->CodeSize); - for (const auto &Entry : LineInfo) { - - ListScope S(W, "FilenameSegment"); - printFileNameForOffset("Filename", Entry.NameIndex); - uint32_t ColumnIndex = 0; - for (const auto &Line : Entry.LineNumbers) { - if (Line.Offset >= LineInfo.header()->CodeSize) { - error(object_error::parse_failed); - return; - } - - std::string PC = formatv("+{0:X}", uint32_t(Line.Offset)); - ListScope PCScope(W, PC); - codeview::LineInfo LI(Line.Flags); - - if (LI.isAlwaysStepInto()) - W.printString("StepInto", StringRef("Always")); - else if (LI.isNeverStepInto()) - W.printString("StepInto", StringRef("Never")); - else - W.printNumber("LineNumberStart", LI.getStartLine()); - W.printNumber("LineNumberEndDelta", LI.getLineDelta()); - W.printBoolean("IsStatement", LI.isStatement()); - if (LineInfo.hasColumnInfo()) { - W.printNumber("ColStart", Entry.Columns[ColumnIndex].StartColumn); - W.printNumber("ColEnd", Entry.Columns[ColumnIndex].EndColumn); - ++ColumnIndex; - } - } - } - } -} - -void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection, - const SectionRef &Section, - StringRef SectionContents) { - ArrayRef<uint8_t> BinaryData(Subsection.bytes_begin(), - Subsection.bytes_end()); - auto CODD = llvm::make_unique<COFFObjectDumpDelegate>(*this, Section, Obj, - SectionContents); - CVSymbolDumper CVSD(W, Types, CodeViewContainer::ObjectFile, std::move(CODD), - CompilationCPUType, opts::CodeViewSubsectionBytes); - CVSymbolArray Symbols; - BinaryStreamReader Reader(BinaryData, llvm::support::little); - if (auto EC = Reader.readArray(Symbols, Reader.getLength())) { - consumeError(std::move(EC)); - W.flush(); - error(object_error::parse_failed); - } - - if (auto EC = CVSD.dump(Symbols)) { - W.flush(); - error(std::move(EC)); - } - CompilationCPUType = CVSD.getCompilationCPUType(); - W.flush(); -} - -void COFFDumper::printCodeViewFileChecksums(StringRef Subsection) { - BinaryStreamRef Stream(Subsection, llvm::support::little); - DebugChecksumsSubsectionRef Checksums; - error(Checksums.initialize(Stream)); - - for (auto &FC : Checksums) { - DictScope S(W, "FileChecksum"); - - StringRef Filename = error(CVStringTable.getString(FC.FileNameOffset)); - W.printHex("Filename", Filename, FC.FileNameOffset); - W.printHex("ChecksumSize", FC.Checksum.size()); - W.printEnum("ChecksumKind", uint8_t(FC.Kind), - makeArrayRef(FileChecksumKindNames)); - - W.printBinary("ChecksumBytes", FC.Checksum); - } -} - -void COFFDumper::printCodeViewInlineeLines(StringRef Subsection) { - BinaryStreamReader SR(Subsection, llvm::support::little); - DebugInlineeLinesSubsectionRef Lines; - error(Lines.initialize(SR)); - - for (auto &Line : Lines) { - DictScope S(W, "InlineeSourceLine"); - printTypeIndex("Inlinee", Line.Header->Inlinee); - printFileNameForOffset("FileID", Line.Header->FileID); - W.printNumber("SourceLineNum", Line.Header->SourceLineNum); - - if (Lines.hasExtraFiles()) { - W.printNumber("ExtraFileCount", Line.ExtraFiles.size()); - ListScope ExtraFiles(W, "ExtraFiles"); - for (const auto &FID : Line.ExtraFiles) { - printFileNameForOffset("FileID", FID); - } - } - } -} - -StringRef COFFDumper::getFileNameForFileOffset(uint32_t FileOffset) { - // The file checksum subsection should precede all references to it. - if (!CVFileChecksumTable.valid() || !CVStringTable.valid()) - error(object_error::parse_failed); - - auto Iter = CVFileChecksumTable.getArray().at(FileOffset); - - // Check if the file checksum table offset is valid. - if (Iter == CVFileChecksumTable.end()) - error(object_error::parse_failed); - - return error(CVStringTable.getString(Iter->FileNameOffset)); -} - -void COFFDumper::printFileNameForOffset(StringRef Label, uint32_t FileOffset) { - W.printHex(Label, getFileNameForFileOffset(FileOffset), FileOffset); -} - -void COFFDumper::mergeCodeViewTypes(MergingTypeTableBuilder &CVIDs, - MergingTypeTableBuilder &CVTypes) { - for (const SectionRef &S : Obj->sections()) { - StringRef SectionName; - error(S.getName(SectionName)); - if (SectionName == ".debug$T") { - StringRef Data; - error(S.getContents(Data)); - uint32_t Magic; - error(consume(Data, Magic)); - if (Magic != 4) - error(object_error::parse_failed); - - CVTypeArray Types; - BinaryStreamReader Reader(Data, llvm::support::little); - if (auto EC = Reader.readArray(Types, Reader.getLength())) { - consumeError(std::move(EC)); - W.flush(); - error(object_error::parse_failed); - } - SmallVector<TypeIndex, 128> SourceToDest; - Optional<uint32_t> PCHSignature; - if (auto EC = mergeTypeAndIdRecords(CVIDs, CVTypes, SourceToDest, Types, - PCHSignature)) - return error(std::move(EC)); - } - } -} - -void COFFDumper::printCodeViewTypeSection(StringRef SectionName, - const SectionRef &Section) { - ListScope D(W, "CodeViewTypes"); - W.printNumber("Section", SectionName, Obj->getSectionID(Section)); - - StringRef Data; - error(Section.getContents(Data)); - if (opts::CodeViewSubsectionBytes) - W.printBinaryBlock("Data", Data); - - uint32_t Magic; - error(consume(Data, Magic)); - W.printHex("Magic", Magic); - if (Magic != COFF::DEBUG_SECTION_MAGIC) - return error(object_error::parse_failed); - - Types.reset(Data, 100); - - TypeDumpVisitor TDV(Types, &W, opts::CodeViewSubsectionBytes); - error(codeview::visitTypeStream(Types, TDV)); - W.flush(); -} - -void COFFDumper::printSectionHeaders() { - ListScope SectionsD(W, "Sections"); - int SectionNumber = 0; - for (const SectionRef &Sec : Obj->sections()) { - ++SectionNumber; - const coff_section *Section = Obj->getCOFFSection(Sec); - - StringRef Name; - error(Sec.getName(Name)); - - DictScope D(W, "Section"); - W.printNumber("Number", SectionNumber); - W.printBinary("Name", Name, Section->Name); - W.printHex ("VirtualSize", Section->VirtualSize); - W.printHex ("VirtualAddress", Section->VirtualAddress); - W.printNumber("RawDataSize", Section->SizeOfRawData); - W.printHex ("PointerToRawData", Section->PointerToRawData); - W.printHex ("PointerToRelocations", Section->PointerToRelocations); - W.printHex ("PointerToLineNumbers", Section->PointerToLinenumbers); - W.printNumber("RelocationCount", Section->NumberOfRelocations); - W.printNumber("LineNumberCount", Section->NumberOfLinenumbers); - W.printFlags ("Characteristics", Section->Characteristics, - makeArrayRef(ImageSectionCharacteristics), - COFF::SectionCharacteristics(0x00F00000)); - - if (opts::SectionRelocations) { - ListScope D(W, "Relocations"); - for (const RelocationRef &Reloc : Sec.relocations()) - printRelocation(Sec, Reloc); - } - - if (opts::SectionSymbols) { - ListScope D(W, "Symbols"); - for (const SymbolRef &Symbol : Obj->symbols()) { - if (!Sec.containsSymbol(Symbol)) - continue; - - printSymbol(Symbol); - } - } - - if (opts::SectionData && - !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) { - StringRef Data; - error(Sec.getContents(Data)); - - W.printBinaryBlock("SectionData", Data); - } - } -} - -void COFFDumper::printRelocations() { - ListScope D(W, "Relocations"); - - int SectionNumber = 0; - for (const SectionRef &Section : Obj->sections()) { - ++SectionNumber; - StringRef Name; - error(Section.getName(Name)); - - bool PrintedGroup = false; - for (const RelocationRef &Reloc : Section.relocations()) { - if (!PrintedGroup) { - W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n"; - W.indent(); - PrintedGroup = true; - } - - printRelocation(Section, Reloc); - } - - if (PrintedGroup) { - W.unindent(); - W.startLine() << "}\n"; - } - } -} - -void COFFDumper::printRelocation(const SectionRef &Section, - const RelocationRef &Reloc, uint64_t Bias) { - uint64_t Offset = Reloc.getOffset() - Bias; - uint64_t RelocType = Reloc.getType(); - SmallString<32> RelocName; - StringRef SymbolName; - Reloc.getTypeName(RelocName); - symbol_iterator Symbol = Reloc.getSymbol(); - int64_t SymbolIndex = -1; - if (Symbol != Obj->symbol_end()) { - Expected<StringRef> SymbolNameOrErr = Symbol->getName(); - error(errorToErrorCode(SymbolNameOrErr.takeError())); - SymbolName = *SymbolNameOrErr; - SymbolIndex = Obj->getSymbolIndex(Obj->getCOFFSymbol(*Symbol)); - } - - if (opts::ExpandRelocs) { - DictScope Group(W, "Relocation"); - W.printHex("Offset", Offset); - W.printNumber("Type", RelocName, RelocType); - W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName); - W.printNumber("SymbolIndex", SymbolIndex); - } else { - raw_ostream& OS = W.startLine(); - OS << W.hex(Offset) - << " " << RelocName - << " " << (SymbolName.empty() ? "-" : SymbolName) - << " (" << SymbolIndex << ")" - << "\n"; - } -} - -void COFFDumper::printSymbols() { - ListScope Group(W, "Symbols"); - - for (const SymbolRef &Symbol : Obj->symbols()) - printSymbol(Symbol); -} - -void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); } - -static ErrorOr<StringRef> -getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber, - const coff_section *Section) { - if (Section) { - StringRef SectionName; - if (std::error_code EC = Obj->getSectionName(Section, SectionName)) - return EC; - return SectionName; - } - if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG) - return StringRef("IMAGE_SYM_DEBUG"); - if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE) - return StringRef("IMAGE_SYM_ABSOLUTE"); - if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED) - return StringRef("IMAGE_SYM_UNDEFINED"); - return StringRef(""); -} - -void COFFDumper::printSymbol(const SymbolRef &Sym) { - DictScope D(W, "Symbol"); - - COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym); - const coff_section *Section; - if (std::error_code EC = Obj->getSection(Symbol.getSectionNumber(), Section)) { - W.startLine() << "Invalid section number: " << EC.message() << "\n"; - W.flush(); - return; - } - - StringRef SymbolName; - if (Obj->getSymbolName(Symbol, SymbolName)) - SymbolName = ""; - - StringRef SectionName = ""; - ErrorOr<StringRef> Res = - getSectionName(Obj, Symbol.getSectionNumber(), Section); - if (Res) - SectionName = *Res; - - W.printString("Name", SymbolName); - W.printNumber("Value", Symbol.getValue()); - W.printNumber("Section", SectionName, Symbol.getSectionNumber()); - W.printEnum ("BaseType", Symbol.getBaseType(), makeArrayRef(ImageSymType)); - W.printEnum ("ComplexType", Symbol.getComplexType(), - makeArrayRef(ImageSymDType)); - W.printEnum ("StorageClass", Symbol.getStorageClass(), - makeArrayRef(ImageSymClass)); - W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols()); - - for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) { - if (Symbol.isFunctionDefinition()) { - const coff_aux_function_definition *Aux; - error(getSymbolAuxData(Obj, Symbol, I, Aux)); - - DictScope AS(W, "AuxFunctionDef"); - W.printNumber("TagIndex", Aux->TagIndex); - W.printNumber("TotalSize", Aux->TotalSize); - W.printHex("PointerToLineNumber", Aux->PointerToLinenumber); - W.printHex("PointerToNextFunction", Aux->PointerToNextFunction); - - } else if (Symbol.isAnyUndefined()) { - const coff_aux_weak_external *Aux; - error(getSymbolAuxData(Obj, Symbol, I, Aux)); - - Expected<COFFSymbolRef> Linked = Obj->getSymbol(Aux->TagIndex); - StringRef LinkedName; - std::error_code EC = errorToErrorCode(Linked.takeError()); - if (EC || (EC = Obj->getSymbolName(*Linked, LinkedName))) { - LinkedName = ""; - error(EC); - } - - DictScope AS(W, "AuxWeakExternal"); - W.printNumber("Linked", LinkedName, Aux->TagIndex); - W.printEnum ("Search", Aux->Characteristics, - makeArrayRef(WeakExternalCharacteristics)); - - } else if (Symbol.isFileRecord()) { - const char *FileName; - error(getSymbolAuxData(Obj, Symbol, I, FileName)); - - DictScope AS(W, "AuxFileRecord"); - - StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() * - Obj->getSymbolTableEntrySize()); - W.printString("FileName", Name.rtrim(StringRef("\0", 1))); - break; - } else if (Symbol.isSectionDefinition()) { - const coff_aux_section_definition *Aux; - error(getSymbolAuxData(Obj, Symbol, I, Aux)); - - int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj()); - - DictScope AS(W, "AuxSectionDef"); - W.printNumber("Length", Aux->Length); - W.printNumber("RelocationCount", Aux->NumberOfRelocations); - W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers); - W.printHex("Checksum", Aux->CheckSum); - W.printNumber("Number", AuxNumber); - W.printEnum("Selection", Aux->Selection, makeArrayRef(ImageCOMDATSelect)); - - if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT - && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) { - const coff_section *Assoc; - StringRef AssocName = ""; - std::error_code EC = Obj->getSection(AuxNumber, Assoc); - ErrorOr<StringRef> Res = getSectionName(Obj, AuxNumber, Assoc); - if (Res) - AssocName = *Res; - if (!EC) - EC = Res.getError(); - if (EC) { - AssocName = ""; - error(EC); - } - - W.printNumber("AssocSection", AssocName, AuxNumber); - } - } else if (Symbol.isCLRToken()) { - const coff_aux_clr_token *Aux; - error(getSymbolAuxData(Obj, Symbol, I, Aux)); - - Expected<COFFSymbolRef> ReferredSym = - Obj->getSymbol(Aux->SymbolTableIndex); - StringRef ReferredName; - std::error_code EC = errorToErrorCode(ReferredSym.takeError()); - if (EC || (EC = Obj->getSymbolName(*ReferredSym, ReferredName))) { - ReferredName = ""; - error(EC); - } - - DictScope AS(W, "AuxCLRToken"); - W.printNumber("AuxType", Aux->AuxType); - W.printNumber("Reserved", Aux->Reserved); - W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex); - - } else { - W.startLine() << "<unhandled auxiliary record>\n"; - } - } -} - -void COFFDumper::printUnwindInfo() { - ListScope D(W, "UnwindInformation"); - switch (Obj->getMachine()) { - case COFF::IMAGE_FILE_MACHINE_AMD64: { - Win64EH::Dumper Dumper(W); - Win64EH::Dumper::SymbolResolver - Resolver = [](const object::coff_section *Section, uint64_t Offset, - SymbolRef &Symbol, void *user_data) -> std::error_code { - COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data); - return Dumper->resolveSymbol(Section, Offset, Symbol); - }; - Win64EH::Dumper::Context Ctx(*Obj, Resolver, this); - Dumper.printData(Ctx); - break; - } - case COFF::IMAGE_FILE_MACHINE_ARM64: - case COFF::IMAGE_FILE_MACHINE_ARMNT: { - ARM::WinEH::Decoder Decoder(W, Obj->getMachine() == - COFF::IMAGE_FILE_MACHINE_ARM64); - Decoder.dumpProcedureData(*Obj); - break; - } - default: - W.printEnum("unsupported Image Machine", Obj->getMachine(), - makeArrayRef(ImageFileMachineType)); - break; - } -} - -void COFFDumper::printNeededLibraries() { - ListScope D(W, "NeededLibraries"); - - using LibsTy = std::vector<StringRef>; - LibsTy Libs; - - for (const ImportDirectoryEntryRef &DirRef : Obj->import_directories()) { - StringRef Name; - if (!DirRef.getName(Name)) - Libs.push_back(Name); - } - - std::stable_sort(Libs.begin(), Libs.end()); - - for (const auto &L : Libs) { - outs() << " " << L << "\n"; - } -} - -void COFFDumper::printImportedSymbols( - iterator_range<imported_symbol_iterator> Range) { - for (const ImportedSymbolRef &I : Range) { - StringRef Sym; - error(I.getSymbolName(Sym)); - uint16_t Ordinal; - error(I.getOrdinal(Ordinal)); - W.printNumber("Symbol", Sym, Ordinal); - } -} - -void COFFDumper::printDelayImportedSymbols( - const DelayImportDirectoryEntryRef &I, - iterator_range<imported_symbol_iterator> Range) { - int Index = 0; - for (const ImportedSymbolRef &S : Range) { - DictScope Import(W, "Import"); - StringRef Sym; - error(S.getSymbolName(Sym)); - uint16_t Ordinal; - error(S.getOrdinal(Ordinal)); - W.printNumber("Symbol", Sym, Ordinal); - uint64_t Addr; - error(I.getImportAddress(Index++, Addr)); - W.printHex("Address", Addr); - } -} - -void COFFDumper::printCOFFImports() { - // Regular imports - for (const ImportDirectoryEntryRef &I : Obj->import_directories()) { - DictScope Import(W, "Import"); - StringRef Name; - error(I.getName(Name)); - W.printString("Name", Name); - uint32_t ILTAddr; - error(I.getImportLookupTableRVA(ILTAddr)); - W.printHex("ImportLookupTableRVA", ILTAddr); - uint32_t IATAddr; - error(I.getImportAddressTableRVA(IATAddr)); - W.printHex("ImportAddressTableRVA", IATAddr); - // The import lookup table can be missing with certain older linkers, so - // fall back to the import address table in that case. - if (ILTAddr) - printImportedSymbols(I.lookup_table_symbols()); - else - printImportedSymbols(I.imported_symbols()); - } - - // Delay imports - for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) { - DictScope Import(W, "DelayImport"); - StringRef Name; - error(I.getName(Name)); - W.printString("Name", Name); - const delay_import_directory_table_entry *Table; - error(I.getDelayImportTable(Table)); - W.printHex("Attributes", Table->Attributes); - W.printHex("ModuleHandle", Table->ModuleHandle); - W.printHex("ImportAddressTable", Table->DelayImportAddressTable); - W.printHex("ImportNameTable", Table->DelayImportNameTable); - W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable); - W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable); - printDelayImportedSymbols(I, I.imported_symbols()); - } -} - -void COFFDumper::printCOFFExports() { - for (const ExportDirectoryEntryRef &E : Obj->export_directories()) { - DictScope Export(W, "Export"); - - StringRef Name; - uint32_t Ordinal, RVA; - - error(E.getSymbolName(Name)); - error(E.getOrdinal(Ordinal)); - error(E.getExportRVA(RVA)); - - W.printNumber("Ordinal", Ordinal); - W.printString("Name", Name); - W.printHex("RVA", RVA); - } -} - -void COFFDumper::printCOFFDirectives() { - for (const SectionRef &Section : Obj->sections()) { - StringRef Contents; - StringRef Name; - - error(Section.getName(Name)); - if (Name != ".drectve") - continue; - - error(Section.getContents(Contents)); - - W.printString("Directive(s)", Contents); - } -} - -static std::string getBaseRelocTypeName(uint8_t Type) { - switch (Type) { - case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE"; - case COFF::IMAGE_REL_BASED_HIGH: return "HIGH"; - case COFF::IMAGE_REL_BASED_LOW: return "LOW"; - case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW"; - case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ"; - case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)"; - case COFF::IMAGE_REL_BASED_DIR64: return "DIR64"; - default: return "unknown (" + llvm::utostr(Type) + ")"; - } -} - -void COFFDumper::printCOFFBaseReloc() { - ListScope D(W, "BaseReloc"); - for (const BaseRelocRef &I : Obj->base_relocs()) { - uint8_t Type; - uint32_t RVA; - error(I.getRVA(RVA)); - error(I.getType(Type)); - DictScope Import(W, "Entry"); - W.printString("Type", getBaseRelocTypeName(Type)); - W.printHex("Address", RVA); - } -} - -void COFFDumper::printCOFFResources() { - ListScope ResourcesD(W, "Resources"); - for (const SectionRef &S : Obj->sections()) { - StringRef Name; - error(S.getName(Name)); - if (!Name.startswith(".rsrc")) - continue; - - StringRef Ref; - error(S.getContents(Ref)); - - if ((Name == ".rsrc") || (Name == ".rsrc$01")) { - ResourceSectionRef RSF(Ref); - auto &BaseTable = unwrapOrError(RSF.getBaseTable()); - W.printNumber("Total Number of Resources", - countTotalTableEntries(RSF, BaseTable, "Type")); - W.printHex("Base Table Address", - Obj->getCOFFSection(S)->PointerToRawData); - W.startLine() << "\n"; - printResourceDirectoryTable(RSF, BaseTable, "Type"); - } - if (opts::SectionData) - W.printBinaryBlock(Name.str() + " Data", Ref); - } -} - -uint32_t -COFFDumper::countTotalTableEntries(ResourceSectionRef RSF, - const coff_resource_dir_table &Table, - StringRef Level) { - uint32_t TotalEntries = 0; - for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries; - i++) { - auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i)); - if (Entry.Offset.isSubDir()) { - StringRef NextLevel; - if (Level == "Name") - NextLevel = "Language"; - else - NextLevel = "Name"; - auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry)); - TotalEntries += countTotalTableEntries(RSF, NextTable, NextLevel); - } else { - TotalEntries += 1; - } - } - return TotalEntries; -} - -void COFFDumper::printResourceDirectoryTable( - ResourceSectionRef RSF, const coff_resource_dir_table &Table, - StringRef Level) { - - W.printNumber("Number of String Entries", Table.NumberOfNameEntries); - W.printNumber("Number of ID Entries", Table.NumberOfIDEntries); - - // Iterate through level in resource directory tree. - for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries; - i++) { - auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i)); - StringRef Name; - SmallString<20> IDStr; - raw_svector_ostream OS(IDStr); - if (i < Table.NumberOfNameEntries) { - ArrayRef<UTF16> RawEntryNameString = unwrapOrError(RSF.getEntryNameString(Entry)); - std::vector<UTF16> EndianCorrectedNameString; - if (llvm::sys::IsBigEndianHost) { - EndianCorrectedNameString.resize(RawEntryNameString.size() + 1); - std::copy(RawEntryNameString.begin(), RawEntryNameString.end(), - EndianCorrectedNameString.begin() + 1); - EndianCorrectedNameString[0] = UNI_UTF16_BYTE_ORDER_MARK_SWAPPED; - RawEntryNameString = makeArrayRef(EndianCorrectedNameString); - } - std::string EntryNameString; - if (!llvm::convertUTF16ToUTF8String(RawEntryNameString, EntryNameString)) - error(object_error::parse_failed); - OS << ": "; - OS << EntryNameString; - } else { - if (Level == "Type") { - ScopedPrinter Printer(OS); - Printer.printEnum("", Entry.Identifier.ID, - makeArrayRef(ResourceTypeNames)); - IDStr = IDStr.slice(0, IDStr.find_first_of(")", 0) + 1); - } else { - OS << ": (ID " << Entry.Identifier.ID << ")"; - } - } - Name = StringRef(IDStr); - ListScope ResourceType(W, Level.str() + Name.str()); - if (Entry.Offset.isSubDir()) { - W.printHex("Table Offset", Entry.Offset.value()); - StringRef NextLevel; - if (Level == "Name") - NextLevel = "Language"; - else - NextLevel = "Name"; - auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry)); - printResourceDirectoryTable(RSF, NextTable, NextLevel); - } else { - W.printHex("Entry Offset", Entry.Offset.value()); - char FormattedTime[20] = {}; - time_t TDS = time_t(Table.TimeDateStamp); - strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS)); - W.printHex("Time/Date Stamp", FormattedTime, Table.TimeDateStamp); - W.printNumber("Major Version", Table.MajorVersion); - W.printNumber("Minor Version", Table.MinorVersion); - W.printNumber("Characteristics", Table.Characteristics); - } - } -} - -ErrorOr<const coff_resource_dir_entry &> -COFFDumper::getResourceDirectoryTableEntry(const coff_resource_dir_table &Table, - uint32_t Index) { - if (Index >= (uint32_t)(Table.NumberOfNameEntries + Table.NumberOfIDEntries)) - return object_error::parse_failed; - auto TablePtr = reinterpret_cast<const coff_resource_dir_entry *>(&Table + 1); - return TablePtr[Index]; -} - -void COFFDumper::printStackMap() const { - object::SectionRef StackMapSection; - for (auto Sec : Obj->sections()) { - StringRef Name; - Sec.getName(Name); - if (Name == ".llvm_stackmaps") { - StackMapSection = Sec; - break; - } - } - - if (StackMapSection == object::SectionRef()) - return; - - StringRef StackMapContents; - StackMapSection.getContents(StackMapContents); - ArrayRef<uint8_t> StackMapContentsArray( - reinterpret_cast<const uint8_t*>(StackMapContents.data()), - StackMapContents.size()); - - if (Obj->isLittleEndian()) - prettyPrintStackMap( - W, StackMapV2Parser<support::little>(StackMapContentsArray)); - else - prettyPrintStackMap(W, - StackMapV2Parser<support::big>(StackMapContentsArray)); -} - -void COFFDumper::printAddrsig() { - object::SectionRef AddrsigSection; - for (auto Sec : Obj->sections()) { - StringRef Name; - Sec.getName(Name); - if (Name == ".llvm_addrsig") { - AddrsigSection = Sec; - break; - } - } - - if (AddrsigSection == object::SectionRef()) - return; - - StringRef AddrsigContents; - AddrsigSection.getContents(AddrsigContents); - ArrayRef<uint8_t> AddrsigContentsArray( - reinterpret_cast<const uint8_t*>(AddrsigContents.data()), - AddrsigContents.size()); - - ListScope L(W, "Addrsig"); - auto *Cur = reinterpret_cast<const uint8_t *>(AddrsigContents.begin()); - auto *End = reinterpret_cast<const uint8_t *>(AddrsigContents.end()); - while (Cur != End) { - unsigned Size; - const char *Err; - uint64_t SymIndex = decodeULEB128(Cur, &Size, End, &Err); - if (Err) - reportError(Err); - - Expected<COFFSymbolRef> Sym = Obj->getSymbol(SymIndex); - StringRef SymName; - std::error_code EC = errorToErrorCode(Sym.takeError()); - if (EC || (EC = Obj->getSymbolName(*Sym, SymName))) { - SymName = ""; - error(EC); - } - - W.printNumber("Sym", SymName, SymIndex); - Cur += Size; - } -} - -void llvm::dumpCodeViewMergedTypes( - ScopedPrinter &Writer, llvm::codeview::MergingTypeTableBuilder &IDTable, - llvm::codeview::MergingTypeTableBuilder &CVTypes) { - // Flatten it first, then run our dumper on it. - SmallString<0> TypeBuf; - CVTypes.ForEachRecord([&](TypeIndex TI, const CVType &Record) { - TypeBuf.append(Record.RecordData.begin(), Record.RecordData.end()); - }); - - TypeTableCollection TpiTypes(CVTypes.records()); - { - ListScope S(Writer, "MergedTypeStream"); - TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes); - error(codeview::visitTypeStream(TpiTypes, TDV)); - Writer.flush(); - } - - // Flatten the id stream and print it next. The ID stream refers to names from - // the type stream. - TypeTableCollection IpiTypes(IDTable.records()); - { - ListScope S(Writer, "MergedIDStream"); - TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes); - TDV.setIpiTypes(IpiTypes); - error(codeview::visitTypeStream(IpiTypes, TDV)); - Writer.flush(); - } -} |