CoCalc -- COFFDumper.cpp

GitHub Repository: freebsd/freebsd-src
Path: blob/main/contrib/llvm-project/llvm/tools/llvm-readobj/COFFDumper.cpp
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//===-- COFFDumper.cpp - COFF-specific dumper -------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// This file implements the COFF-specific dumper for llvm-readobj.
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///
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//===----------------------------------------------------------------------===//
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#include "ARMWinEHPrinter.h"
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#include "ObjDumper.h"
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#include "StackMapPrinter.h"
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#include "Win64EHDumper.h"
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#include "llvm-readobj.h"
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/BinaryFormat/COFF.h"
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#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
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#include "llvm/DebugInfo/CodeView/CodeView.h"
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#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
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#include "llvm/DebugInfo/CodeView/DebugFrameDataSubsection.h"
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#include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h"
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#include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h"
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#include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
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#include "llvm/DebugInfo/CodeView/Formatters.h"
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#include "llvm/DebugInfo/CodeView/LazyRandomTypeCollection.h"
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#include "llvm/DebugInfo/CodeView/Line.h"
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#include "llvm/DebugInfo/CodeView/MergingTypeTableBuilder.h"
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#include "llvm/DebugInfo/CodeView/RecordSerialization.h"
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#include "llvm/DebugInfo/CodeView/SymbolDumpDelegate.h"
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#include "llvm/DebugInfo/CodeView/SymbolDumper.h"
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#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
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#include "llvm/DebugInfo/CodeView/TypeDumpVisitor.h"
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#include "llvm/DebugInfo/CodeView/TypeHashing.h"
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#include "llvm/DebugInfo/CodeView/TypeIndex.h"
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#include "llvm/DebugInfo/CodeView/TypeRecord.h"
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#include "llvm/DebugInfo/CodeView/TypeStreamMerger.h"
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#include "llvm/DebugInfo/CodeView/TypeTableCollection.h"
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#include "llvm/Object/COFF.h"
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#include "llvm/Object/ObjectFile.h"
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#include "llvm/Object/WindowsResource.h"
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#include "llvm/Support/BinaryStreamReader.h"
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#include "llvm/Support/Casting.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/ConvertUTF.h"
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#include "llvm/Support/FormatVariadic.h"
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#include "llvm/Support/LEB128.h"
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#include "llvm/Support/ScopedPrinter.h"
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#include "llvm/Support/Win64EH.h"
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#include "llvm/Support/raw_ostream.h"
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#include <ctime>
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using namespace llvm;
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using namespace llvm::object;
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using namespace llvm::codeview;
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using namespace llvm::support;
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using namespace llvm::Win64EH;
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namespace {
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struct LoadConfigTables {
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  uint64_t SEHTableVA = 0;
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  uint64_t SEHTableCount = 0;
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  uint32_t GuardFlags = 0;
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  uint64_t GuardFidTableVA = 0;
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  uint64_t GuardFidTableCount = 0;
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  uint64_t GuardIatTableVA = 0;
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  uint64_t GuardIatTableCount = 0;
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  uint64_t GuardLJmpTableVA = 0;
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  uint64_t GuardLJmpTableCount = 0;
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  uint64_t GuardEHContTableVA = 0;
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  uint64_t GuardEHContTableCount = 0;
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};
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class COFFDumper : public ObjDumper {
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public:
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  friend class COFFObjectDumpDelegate;
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  COFFDumper(const llvm::object::COFFObjectFile *Obj, ScopedPrinter &Writer)
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      : ObjDumper(Writer, Obj->getFileName()), Obj(Obj), Writer(Writer),
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        Types(100) {}
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  void printFileHeaders() override;
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  void printSectionHeaders() override;
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  void printRelocations() override;
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  void printUnwindInfo() override;
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  void printNeededLibraries() override;
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  void printCOFFImports() override;
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  void printCOFFExports() override;
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  void printCOFFDirectives() override;
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  void printCOFFBaseReloc() override;
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  void printCOFFDebugDirectory() override;
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  void printCOFFTLSDirectory() override;
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  void printCOFFResources() override;
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  void printCOFFLoadConfig() override;
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  void printCodeViewDebugInfo() override;
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  void mergeCodeViewTypes(llvm::codeview::MergingTypeTableBuilder &CVIDs,
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                          llvm::codeview::MergingTypeTableBuilder &CVTypes,
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                          llvm::codeview::GlobalTypeTableBuilder &GlobalCVIDs,
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                          llvm::codeview::GlobalTypeTableBuilder &GlobalCVTypes,
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                          bool GHash) override;
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  void printStackMap() const override;
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  void printAddrsig() override;
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  void printCGProfile() override;
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private:
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  StringRef getSymbolName(uint32_t Index);
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  void printSymbols(bool ExtraSymInfo) override;
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  void printDynamicSymbols() override;
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  void printSymbol(const SymbolRef &Sym);
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  void printRelocation(const SectionRef &Section, const RelocationRef &Reloc,
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                       uint64_t Bias = 0);
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  void printDataDirectory(uint32_t Index, const std::string &FieldName);
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  void printDOSHeader(const dos_header *DH);
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  template <class PEHeader> void printPEHeader(const PEHeader *Hdr);
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  void printBaseOfDataField(const pe32_header *Hdr);
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  void printBaseOfDataField(const pe32plus_header *Hdr);
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  template <typename T>
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  void printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables);
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  template <typename IntTy>
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  void printCOFFTLSDirectory(const coff_tls_directory<IntTy> *TlsTable);
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  typedef void (*PrintExtraCB)(raw_ostream &, const uint8_t *);
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  void printRVATable(uint64_t TableVA, uint64_t Count, uint64_t EntrySize,
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                     PrintExtraCB PrintExtra = nullptr);
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  void printCodeViewSymbolSection(StringRef SectionName, const SectionRef &Section);
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  void printCodeViewTypeSection(StringRef SectionName, const SectionRef &Section);
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  StringRef getFileNameForFileOffset(uint32_t FileOffset);
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  void printFileNameForOffset(StringRef Label, uint32_t FileOffset);
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  void printTypeIndex(StringRef FieldName, TypeIndex TI) {
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    // Forward to CVTypeDumper for simplicity.
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    codeview::printTypeIndex(Writer, FieldName, TI, Types);
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  }
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  void printCodeViewSymbolsSubsection(StringRef Subsection,
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                                      const SectionRef &Section,
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                                      StringRef SectionContents);
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  void printCodeViewFileChecksums(StringRef Subsection);
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  void printCodeViewInlineeLines(StringRef Subsection);
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  void printRelocatedField(StringRef Label, const coff_section *Sec,
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                           uint32_t RelocOffset, uint32_t Offset,
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                           StringRef *RelocSym = nullptr);
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  uint32_t countTotalTableEntries(ResourceSectionRef RSF,
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                                  const coff_resource_dir_table &Table,
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                                  StringRef Level);
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  void printResourceDirectoryTable(ResourceSectionRef RSF,
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                                   const coff_resource_dir_table &Table,
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                                   StringRef Level);
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  void printBinaryBlockWithRelocs(StringRef Label, const SectionRef &Sec,
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                                  StringRef SectionContents, StringRef Block);
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  /// Given a .debug$S section, find the string table and file checksum table.
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  void initializeFileAndStringTables(BinaryStreamReader &Reader);
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  void cacheRelocations();
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  std::error_code resolveSymbol(const coff_section *Section, uint64_t Offset,
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                                SymbolRef &Sym);
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  std::error_code resolveSymbolName(const coff_section *Section,
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                                    uint64_t Offset, StringRef &Name);
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  std::error_code resolveSymbolName(const coff_section *Section,
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                                    StringRef SectionContents,
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                                    const void *RelocPtr, StringRef &Name);
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  void printImportedSymbols(iterator_range<imported_symbol_iterator> Range);
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  void printDelayImportedSymbols(
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      const DelayImportDirectoryEntryRef &I,
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      iterator_range<imported_symbol_iterator> Range);
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  typedef DenseMap<const coff_section*, std::vector<RelocationRef> > RelocMapTy;
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  const llvm::object::COFFObjectFile *Obj;
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  bool RelocCached = false;
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  RelocMapTy RelocMap;
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  DebugChecksumsSubsectionRef CVFileChecksumTable;
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  DebugStringTableSubsectionRef CVStringTable;
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  /// Track the compilation CPU type. S_COMPILE3 symbol records typically come
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  /// first, but if we don't see one, just assume an X64 CPU type. It is common.
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  CPUType CompilationCPUType = CPUType::X64;
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  ScopedPrinter &Writer;
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  LazyRandomTypeCollection Types;
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};
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class COFFObjectDumpDelegate : public SymbolDumpDelegate {
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public:
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  COFFObjectDumpDelegate(COFFDumper &CD, const SectionRef &SR,
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                         const COFFObjectFile *Obj, StringRef SectionContents)
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      : CD(CD), SR(SR), SectionContents(SectionContents) {
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    Sec = Obj->getCOFFSection(SR);
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  }
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  uint32_t getRecordOffset(BinaryStreamReader Reader) override {
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    ArrayRef<uint8_t> Data;
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    if (auto EC = Reader.readLongestContiguousChunk(Data)) {
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      llvm::consumeError(std::move(EC));
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      return 0;
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    }
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    return Data.data() - SectionContents.bytes_begin();
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  }
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  void printRelocatedField(StringRef Label, uint32_t RelocOffset,
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                           uint32_t Offset, StringRef *RelocSym) override {
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    CD.printRelocatedField(Label, Sec, RelocOffset, Offset, RelocSym);
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  }
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  void printBinaryBlockWithRelocs(StringRef Label,
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                                  ArrayRef<uint8_t> Block) override {
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    StringRef SBlock(reinterpret_cast<const char *>(Block.data()),
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                     Block.size());
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    if (opts::CodeViewSubsectionBytes)
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      CD.printBinaryBlockWithRelocs(Label, SR, SectionContents, SBlock);
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  }
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  StringRef getFileNameForFileOffset(uint32_t FileOffset) override {
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    return CD.getFileNameForFileOffset(FileOffset);
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  }
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  DebugStringTableSubsectionRef getStringTable() override {
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    return CD.CVStringTable;
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  }
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private:
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  COFFDumper &CD;
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  const SectionRef &SR;
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  const coff_section *Sec;
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  StringRef SectionContents;
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};
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} // end namespace
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namespace llvm {
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std::unique_ptr<ObjDumper> createCOFFDumper(const object::COFFObjectFile &Obj,
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                                            ScopedPrinter &Writer) {
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  return std::make_unique<COFFDumper>(&Obj, Writer);
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}
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} // namespace llvm
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// Given a section and an offset into this section the function returns the
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// symbol used for the relocation at the offset.
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std::error_code COFFDumper::resolveSymbol(const coff_section *Section,
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                                          uint64_t Offset, SymbolRef &Sym) {
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  cacheRelocations();
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  const auto &Relocations = RelocMap[Section];
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  auto SymI = Obj->symbol_end();
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  for (const auto &Relocation : Relocations) {
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    uint64_t RelocationOffset = Relocation.getOffset();
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    if (RelocationOffset == Offset) {
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      SymI = Relocation.getSymbol();
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      break;
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    }
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  }
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  if (SymI == Obj->symbol_end())
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    return inconvertibleErrorCode();
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  Sym = *SymI;
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  return std::error_code();
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}
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// Given a section and an offset into this section the function returns the name
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// of the symbol used for the relocation at the offset.
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std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
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                                              uint64_t Offset,
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                                              StringRef &Name) {
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  SymbolRef Symbol;
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  if (std::error_code EC = resolveSymbol(Section, Offset, Symbol))
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    return EC;
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  Expected<StringRef> NameOrErr = Symbol.getName();
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  if (!NameOrErr)
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    return errorToErrorCode(NameOrErr.takeError());
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  Name = *NameOrErr;
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  return std::error_code();
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}
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// Helper for when you have a pointer to real data and you want to know about
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// relocations against it.
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std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
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                                              StringRef SectionContents,
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                                              const void *RelocPtr,
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                                              StringRef &Name) {
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  assert(SectionContents.data() < RelocPtr &&
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         RelocPtr < SectionContents.data() + SectionContents.size() &&
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         "pointer to relocated object is not in section");
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  uint64_t Offset = ptrdiff_t(reinterpret_cast<const char *>(RelocPtr) -
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                              SectionContents.data());
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  return resolveSymbolName(Section, Offset, Name);
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}
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void COFFDumper::printRelocatedField(StringRef Label, const coff_section *Sec,
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                                     uint32_t RelocOffset, uint32_t Offset,
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                                     StringRef *RelocSym) {
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  StringRef SymStorage;
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  StringRef &Symbol = RelocSym ? *RelocSym : SymStorage;
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  if (!resolveSymbolName(Sec, RelocOffset, Symbol))
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    W.printSymbolOffset(Label, Symbol, Offset);
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  else
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    W.printHex(Label, RelocOffset);
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}
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void COFFDumper::printBinaryBlockWithRelocs(StringRef Label,
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                                            const SectionRef &Sec,
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                                            StringRef SectionContents,
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                                            StringRef Block) {
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  W.printBinaryBlock(Label, Block);
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  assert(SectionContents.begin() < Block.begin() &&
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         SectionContents.end() >= Block.end() &&
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         "Block is not contained in SectionContents");
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  uint64_t OffsetStart = Block.data() - SectionContents.data();
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  uint64_t OffsetEnd = OffsetStart + Block.size();
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  W.flush();
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  cacheRelocations();
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  ListScope D(W, "BlockRelocations");
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  const coff_section *Section = Obj->getCOFFSection(Sec);
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  const auto &Relocations = RelocMap[Section];
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  for (const auto &Relocation : Relocations) {
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    uint64_t RelocationOffset = Relocation.getOffset();
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    if (OffsetStart <= RelocationOffset && RelocationOffset < OffsetEnd)
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      printRelocation(Sec, Relocation, OffsetStart);
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  }
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}
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const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = {
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN  ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64EC  ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64X   ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16   ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU  ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC  ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP   ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2)
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};
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const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = {
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED        ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE       ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE          ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM                 ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL                    ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI      )
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};
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const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = {
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN                ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE                 ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI              ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION        ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER     ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM                ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX                   ),
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};
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const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = {
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY      ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH               ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND              ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER           ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF             ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE),
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};
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static const EnumEntry<COFF::ExtendedDLLCharacteristics>
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    PEExtendedDLLCharacteristics[] = {
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        LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_EX_CET_COMPAT),
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};
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static const EnumEntry<COFF::SectionCharacteristics>
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ImageSectionCharacteristics[] = {
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NOLOAD           ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD           ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE              ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA  ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER             ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO              ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL                 ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT             ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED            ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD           ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES          ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES          ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES          ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES          ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES         ),
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  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES         ),
441
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES         ),
442
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES        ),
443
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES        ),
444
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES        ),
445
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES       ),
446
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES       ),
447
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES       ),
448
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES       ),
449
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL       ),
450
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE       ),
451
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED        ),
452
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED         ),
453
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED            ),
454
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE           ),
455
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ              ),
456
  LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE             )
457
};
458

459
const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = {
460
  { "Null"  , COFF::IMAGE_SYM_TYPE_NULL   },
461
  { "Void"  , COFF::IMAGE_SYM_TYPE_VOID   },
462
  { "Char"  , COFF::IMAGE_SYM_TYPE_CHAR   },
463
  { "Short" , COFF::IMAGE_SYM_TYPE_SHORT  },
464
  { "Int"   , COFF::IMAGE_SYM_TYPE_INT    },
465
  { "Long"  , COFF::IMAGE_SYM_TYPE_LONG   },
466
  { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT  },
467
  { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE },
468
  { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT },
469
  { "Union" , COFF::IMAGE_SYM_TYPE_UNION  },
470
  { "Enum"  , COFF::IMAGE_SYM_TYPE_ENUM   },
471
  { "MOE"   , COFF::IMAGE_SYM_TYPE_MOE    },
472
  { "Byte"  , COFF::IMAGE_SYM_TYPE_BYTE   },
473
  { "Word"  , COFF::IMAGE_SYM_TYPE_WORD   },
474
  { "UInt"  , COFF::IMAGE_SYM_TYPE_UINT   },
475
  { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD  }
476
};
477

478
const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = {
479
  { "Null"    , COFF::IMAGE_SYM_DTYPE_NULL     },
480
  { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER  },
481
  { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION },
482
  { "Array"   , COFF::IMAGE_SYM_DTYPE_ARRAY    }
483
};
484

485
const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = {
486
  { "EndOfFunction"  , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION  },
487
  { "Null"           , COFF::IMAGE_SYM_CLASS_NULL             },
488
  { "Automatic"      , COFF::IMAGE_SYM_CLASS_AUTOMATIC        },
489
  { "External"       , COFF::IMAGE_SYM_CLASS_EXTERNAL         },
490
  { "Static"         , COFF::IMAGE_SYM_CLASS_STATIC           },
491
  { "Register"       , COFF::IMAGE_SYM_CLASS_REGISTER         },
492
  { "ExternalDef"    , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF     },
493
  { "Label"          , COFF::IMAGE_SYM_CLASS_LABEL            },
494
  { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL  },
495
  { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT },
496
  { "Argument"       , COFF::IMAGE_SYM_CLASS_ARGUMENT         },
497
  { "StructTag"      , COFF::IMAGE_SYM_CLASS_STRUCT_TAG       },
498
  { "MemberOfUnion"  , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION  },
499
  { "UnionTag"       , COFF::IMAGE_SYM_CLASS_UNION_TAG        },
500
  { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION  },
501
  { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC },
502
  { "EnumTag"        , COFF::IMAGE_SYM_CLASS_ENUM_TAG         },
503
  { "MemberOfEnum"   , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM   },
504
  { "RegisterParam"  , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM   },
505
  { "BitField"       , COFF::IMAGE_SYM_CLASS_BIT_FIELD        },
506
  { "Block"          , COFF::IMAGE_SYM_CLASS_BLOCK            },
507
  { "Function"       , COFF::IMAGE_SYM_CLASS_FUNCTION         },
508
  { "EndOfStruct"    , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT    },
509
  { "File"           , COFF::IMAGE_SYM_CLASS_FILE             },
510
  { "Section"        , COFF::IMAGE_SYM_CLASS_SECTION          },
511
  { "WeakExternal"   , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL    },
512
  { "CLRToken"       , COFF::IMAGE_SYM_CLASS_CLR_TOKEN        }
513
};
514

515
const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = {
516
  { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES },
517
  { "Any"         , COFF::IMAGE_COMDAT_SELECT_ANY          },
518
  { "SameSize"    , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE    },
519
  { "ExactMatch"  , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH  },
520
  { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE  },
521
  { "Largest"     , COFF::IMAGE_COMDAT_SELECT_LARGEST      },
522
  { "Newest"      , COFF::IMAGE_COMDAT_SELECT_NEWEST       }
523
};
524

525
const EnumEntry<COFF::DebugType> ImageDebugType[] = {
526
    {"Unknown", COFF::IMAGE_DEBUG_TYPE_UNKNOWN},
527
    {"COFF", COFF::IMAGE_DEBUG_TYPE_COFF},
528
    {"CodeView", COFF::IMAGE_DEBUG_TYPE_CODEVIEW},
529
    {"FPO", COFF::IMAGE_DEBUG_TYPE_FPO},
530
    {"Misc", COFF::IMAGE_DEBUG_TYPE_MISC},
531
    {"Exception", COFF::IMAGE_DEBUG_TYPE_EXCEPTION},
532
    {"Fixup", COFF::IMAGE_DEBUG_TYPE_FIXUP},
533
    {"OmapToSrc", COFF::IMAGE_DEBUG_TYPE_OMAP_TO_SRC},
534
    {"OmapFromSrc", COFF::IMAGE_DEBUG_TYPE_OMAP_FROM_SRC},
535
    {"Borland", COFF::IMAGE_DEBUG_TYPE_BORLAND},
536
    {"Reserved10", COFF::IMAGE_DEBUG_TYPE_RESERVED10},
537
    {"CLSID", COFF::IMAGE_DEBUG_TYPE_CLSID},
538
    {"VCFeature", COFF::IMAGE_DEBUG_TYPE_VC_FEATURE},
539
    {"POGO", COFF::IMAGE_DEBUG_TYPE_POGO},
540
    {"ILTCG", COFF::IMAGE_DEBUG_TYPE_ILTCG},
541
    {"MPX", COFF::IMAGE_DEBUG_TYPE_MPX},
542
    {"Repro", COFF::IMAGE_DEBUG_TYPE_REPRO},
543
    {"ExtendedDLLCharacteristics",
544
     COFF::IMAGE_DEBUG_TYPE_EX_DLLCHARACTERISTICS},
545
};
546

547
static const EnumEntry<COFF::WeakExternalCharacteristics>
548
WeakExternalCharacteristics[] = {
549
  { "NoLibrary"       , COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY },
550
  { "Library"         , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY   },
551
  { "Alias"           , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS     },
552
  { "AntiDependency"  , COFF::IMAGE_WEAK_EXTERN_ANTI_DEPENDENCY  },
553
};
554

555
const EnumEntry<uint32_t> SubSectionTypes[] = {
556
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols),
557
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Lines),
558
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable),
559
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums),
560
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData),
561
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines),
562
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports),
563
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports),
564
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines),
565
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap),
566
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap),
567
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput),
568
    LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA),
569
};
570

571
const EnumEntry<uint32_t> FrameDataFlags[] = {
572
    LLVM_READOBJ_ENUM_ENT(FrameData, HasSEH),
573
    LLVM_READOBJ_ENUM_ENT(FrameData, HasEH),
574
    LLVM_READOBJ_ENUM_ENT(FrameData, IsFunctionStart),
575
};
576

577
const EnumEntry<uint8_t> FileChecksumKindNames[] = {
578
  LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, None),
579
  LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, MD5),
580
  LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA1),
581
  LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA256),
582
};
583

584
const EnumEntry<uint32_t> PELoadConfigGuardFlags[] = {
585
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, CF_INSTRUMENTED),
586
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, CFW_INSTRUMENTED),
587
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, CF_FUNCTION_TABLE_PRESENT),
588
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, SECURITY_COOKIE_UNUSED),
589
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, PROTECT_DELAYLOAD_IAT),
590
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
591
                                DELAYLOAD_IAT_IN_ITS_OWN_SECTION),
592
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
593
                                CF_EXPORT_SUPPRESSION_INFO_PRESENT),
594
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, CF_ENABLE_EXPORT_SUPPRESSION),
595
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags, CF_LONGJUMP_TABLE_PRESENT),
596
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
597
                                EH_CONTINUATION_TABLE_PRESENT),
598
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
599
                                CF_FUNCTION_TABLE_SIZE_5BYTES),
600
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
601
                                CF_FUNCTION_TABLE_SIZE_6BYTES),
602
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
603
                                CF_FUNCTION_TABLE_SIZE_7BYTES),
604
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
605
                                CF_FUNCTION_TABLE_SIZE_8BYTES),
606
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
607
                                CF_FUNCTION_TABLE_SIZE_9BYTES),
608
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
609
                                CF_FUNCTION_TABLE_SIZE_10BYTES),
610
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
611
                                CF_FUNCTION_TABLE_SIZE_11BYTES),
612
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
613
                                CF_FUNCTION_TABLE_SIZE_12BYTES),
614
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
615
                                CF_FUNCTION_TABLE_SIZE_13BYTES),
616
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
617
                                CF_FUNCTION_TABLE_SIZE_14BYTES),
618
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
619
                                CF_FUNCTION_TABLE_SIZE_15BYTES),
620
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
621
                                CF_FUNCTION_TABLE_SIZE_16BYTES),
622
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
623
                                CF_FUNCTION_TABLE_SIZE_17BYTES),
624
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
625
                                CF_FUNCTION_TABLE_SIZE_18BYTES),
626
    LLVM_READOBJ_ENUM_CLASS_ENT(COFF::GuardFlags,
627
                                CF_FUNCTION_TABLE_SIZE_19BYTES),
628
};
629

630
template <typename T>
631
static std::error_code getSymbolAuxData(const COFFObjectFile *Obj,
632
                                        COFFSymbolRef Symbol,
633
                                        uint8_t AuxSymbolIdx, const T *&Aux) {
634
  ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol);
635
  AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize());
636
  Aux = reinterpret_cast<const T*>(AuxData.data());
637
  return std::error_code();
638
}
639

640
void COFFDumper::cacheRelocations() {
641
  if (RelocCached)
642
    return;
643
  RelocCached = true;
644

645
  for (const SectionRef &S : Obj->sections()) {
646
    const coff_section *Section = Obj->getCOFFSection(S);
647

648
    append_range(RelocMap[Section], S.relocations());
649

650
    // Sort relocations by address.
651
    llvm::sort(RelocMap[Section], [](RelocationRef L, RelocationRef R) {
652
      return L.getOffset() < R.getOffset();
653
    });
654
  }
655
}
656

657
void COFFDumper::printDataDirectory(uint32_t Index,
658
                                    const std::string &FieldName) {
659
  const data_directory *Data = Obj->getDataDirectory(Index);
660
  if (!Data)
661
    return;
662
  W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress);
663
  W.printHex(FieldName + "Size", Data->Size);
664
}
665

666
void COFFDumper::printFileHeaders() {
667
  time_t TDS = Obj->getTimeDateStamp();
668
  char FormattedTime[20] = { };
669
  strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
670

671
  {
672
    DictScope D(W, "ImageFileHeader");
673
    W.printEnum("Machine", Obj->getMachine(), ArrayRef(ImageFileMachineType));
674
    W.printNumber("SectionCount", Obj->getNumberOfSections());
675
    W.printHex   ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp());
676
    W.printHex   ("PointerToSymbolTable", Obj->getPointerToSymbolTable());
677
    W.printNumber("SymbolCount", Obj->getNumberOfSymbols());
678
    W.printNumber("StringTableSize", Obj->getStringTableSize());
679
    W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader());
680
    W.printFlags("Characteristics", Obj->getCharacteristics(),
681
                 ArrayRef(ImageFileCharacteristics));
682
  }
683

684
  // Print PE header. This header does not exist if this is an object file and
685
  // not an executable.
686
  if (const pe32_header *PEHeader = Obj->getPE32Header())
687
    printPEHeader<pe32_header>(PEHeader);
688

689
  if (const pe32plus_header *PEPlusHeader = Obj->getPE32PlusHeader())
690
    printPEHeader<pe32plus_header>(PEPlusHeader);
691

692
  if (const dos_header *DH = Obj->getDOSHeader())
693
    printDOSHeader(DH);
694
}
695

696
void COFFDumper::printDOSHeader(const dos_header *DH) {
697
  DictScope D(W, "DOSHeader");
698
  W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic)));
699
  W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage);
700
  W.printNumber("FileSizeInPages", DH->FileSizeInPages);
701
  W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems);
702
  W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs);
703
  W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs);
704
  W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs);
705
  W.printNumber("InitialRelativeSS", DH->InitialRelativeSS);
706
  W.printNumber("InitialSP", DH->InitialSP);
707
  W.printNumber("Checksum", DH->Checksum);
708
  W.printNumber("InitialIP", DH->InitialIP);
709
  W.printNumber("InitialRelativeCS", DH->InitialRelativeCS);
710
  W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable);
711
  W.printNumber("OverlayNumber", DH->OverlayNumber);
712
  W.printNumber("OEMid", DH->OEMid);
713
  W.printNumber("OEMinfo", DH->OEMinfo);
714
  W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader);
715
}
716

717
template <class PEHeader>
718
void COFFDumper::printPEHeader(const PEHeader *Hdr) {
719
  DictScope D(W, "ImageOptionalHeader");
720
  W.printHex   ("Magic", Hdr->Magic);
721
  W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion);
722
  W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion);
723
  W.printNumber("SizeOfCode", Hdr->SizeOfCode);
724
  W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData);
725
  W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData);
726
  W.printHex   ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint);
727
  W.printHex   ("BaseOfCode", Hdr->BaseOfCode);
728
  printBaseOfDataField(Hdr);
729
  W.printHex   ("ImageBase", Hdr->ImageBase);
730
  W.printNumber("SectionAlignment", Hdr->SectionAlignment);
731
  W.printNumber("FileAlignment", Hdr->FileAlignment);
732
  W.printNumber("MajorOperatingSystemVersion",
733
                Hdr->MajorOperatingSystemVersion);
734
  W.printNumber("MinorOperatingSystemVersion",
735
                Hdr->MinorOperatingSystemVersion);
736
  W.printNumber("MajorImageVersion", Hdr->MajorImageVersion);
737
  W.printNumber("MinorImageVersion", Hdr->MinorImageVersion);
738
  W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion);
739
  W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion);
740
  W.printNumber("SizeOfImage", Hdr->SizeOfImage);
741
  W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders);
742
  W.printHex   ("CheckSum", Hdr->CheckSum);
743
  W.printEnum("Subsystem", Hdr->Subsystem, ArrayRef(PEWindowsSubsystem));
744
  W.printFlags("Characteristics", Hdr->DLLCharacteristics,
745
               ArrayRef(PEDLLCharacteristics));
746
  W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve);
747
  W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit);
748
  W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve);
749
  W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit);
750
  W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize);
751

752
  if (Hdr->NumberOfRvaAndSize > 0) {
753
    DictScope D(W, "DataDirectory");
754
    static const char * const directory[] = {
755
      "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable",
756
      "CertificateTable", "BaseRelocationTable", "Debug", "Architecture",
757
      "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT",
758
      "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved"
759
    };
760

761
    for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i)
762
      if (i < std::size(directory))
763
        printDataDirectory(i, directory[i]);
764
      else
765
        printDataDirectory(i, "Unknown");
766
  }
767
}
768

769
void COFFDumper::printCOFFDebugDirectory() {
770
  ListScope LS(W, "DebugDirectory");
771
  for (const debug_directory &D : Obj->debug_directories()) {
772
    char FormattedTime[20] = {};
773
    time_t TDS = D.TimeDateStamp;
774
    strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
775
    DictScope S(W, "DebugEntry");
776
    W.printHex("Characteristics", D.Characteristics);
777
    W.printHex("TimeDateStamp", FormattedTime, D.TimeDateStamp);
778
    W.printHex("MajorVersion", D.MajorVersion);
779
    W.printHex("MinorVersion", D.MinorVersion);
780
    W.printEnum("Type", D.Type, ArrayRef(ImageDebugType));
781
    W.printHex("SizeOfData", D.SizeOfData);
782
    W.printHex("AddressOfRawData", D.AddressOfRawData);
783
    W.printHex("PointerToRawData", D.PointerToRawData);
784
    // Ideally, if D.AddressOfRawData == 0, we should try to load the payload
785
    // using D.PointerToRawData instead.
786
    if (D.AddressOfRawData == 0)
787
      continue;
788
    if (D.Type == COFF::IMAGE_DEBUG_TYPE_CODEVIEW) {
789
      const codeview::DebugInfo *DebugInfo;
790
      StringRef PDBFileName;
791
      if (Error E = Obj->getDebugPDBInfo(&D, DebugInfo, PDBFileName))
792
        reportError(std::move(E), Obj->getFileName());
793

794
      DictScope PDBScope(W, "PDBInfo");
795
      W.printHex("PDBSignature", DebugInfo->Signature.CVSignature);
796
      if (DebugInfo->Signature.CVSignature == OMF::Signature::PDB70) {
797
        W.printString(
798
            "PDBGUID",
799
            formatv("{0}", fmt_guid(DebugInfo->PDB70.Signature)).str());
800
        W.printNumber("PDBAge", DebugInfo->PDB70.Age);
801
        W.printString("PDBFileName", PDBFileName);
802
      }
803
    } else if (D.SizeOfData != 0) {
804
      // FIXME: Data visualization for IMAGE_DEBUG_TYPE_VC_FEATURE and
805
      // IMAGE_DEBUG_TYPE_POGO?
806
      ArrayRef<uint8_t> RawData;
807
      if (Error E = Obj->getRvaAndSizeAsBytes(D.AddressOfRawData,
808
                                                         D.SizeOfData, RawData))
809
        reportError(std::move(E), Obj->getFileName());
810
      if (D.Type == COFF::IMAGE_DEBUG_TYPE_EX_DLLCHARACTERISTICS) {
811
        // FIXME right now the only possible value would fit in 8 bits,
812
        // but that might change in the future
813
        uint16_t Characteristics = RawData[0];
814
        W.printFlags("ExtendedCharacteristics", Characteristics,
815
                     ArrayRef(PEExtendedDLLCharacteristics));
816
      }
817
      W.printBinaryBlock("RawData", RawData);
818
    }
819
  }
820
}
821

822
void COFFDumper::printRVATable(uint64_t TableVA, uint64_t Count,
823
                               uint64_t EntrySize, PrintExtraCB PrintExtra) {
824
  uintptr_t TableStart, TableEnd;
825
  if (Error E = Obj->getVaPtr(TableVA, TableStart))
826
    reportError(std::move(E), Obj->getFileName());
827
  if (Error E =
828
          Obj->getVaPtr(TableVA + Count * EntrySize - 1, TableEnd))
829
    reportError(std::move(E), Obj->getFileName());
830
  TableEnd++;
831
  for (uintptr_t I = TableStart; I < TableEnd; I += EntrySize) {
832
    uint32_t RVA = *reinterpret_cast<const ulittle32_t *>(I);
833
    raw_ostream &OS = W.startLine();
834
    OS << W.hex(Obj->getImageBase() + RVA);
835
    if (PrintExtra)
836
      PrintExtra(OS, reinterpret_cast<const uint8_t *>(I));
837
    OS << '\n';
838
  }
839
}
840

841
void COFFDumper::printCOFFLoadConfig() {
842
  LoadConfigTables Tables;
843
  if (Obj->is64())
844
    printCOFFLoadConfig(Obj->getLoadConfig64(), Tables);
845
  else
846
    printCOFFLoadConfig(Obj->getLoadConfig32(), Tables);
847

848
  if (auto CHPE = Obj->getCHPEMetadata()) {
849
    ListScope LS(W, "CHPEMetadata");
850
    W.printHex("Version", CHPE->Version);
851

852
    if (CHPE->CodeMapCount) {
853
      ListScope CMLS(W, "CodeMap");
854

855
      uintptr_t CodeMapInt;
856
      if (Error E = Obj->getRvaPtr(CHPE->CodeMap, CodeMapInt))
857
        reportError(std::move(E), Obj->getFileName());
858
      auto CodeMap = reinterpret_cast<const chpe_range_entry *>(CodeMapInt);
859
      for (uint32_t i = 0; i < CHPE->CodeMapCount; i++) {
860
        uint32_t Start = CodeMap[i].getStart();
861
        W.startLine() << W.hex(Start) << " - "
862
                      << W.hex(Start + CodeMap[i].Length) << "  ";
863
        switch (CodeMap[i].getType()) {
864
        case chpe_range_type::Arm64:
865
          W.getOStream() << "ARM64\n";
866
          break;
867
        case chpe_range_type::Arm64EC:
868
          W.getOStream() << "ARM64EC\n";
869
          break;
870
        case chpe_range_type::Amd64:
871
          W.getOStream() << "X64\n";
872
          break;
873
        default:
874
          W.getOStream() << W.hex(CodeMap[i].StartOffset & 3) << "\n";
875
          break;
876
        }
877
      }
878
    } else {
879
      W.printNumber("CodeMap", CHPE->CodeMap);
880
    }
881

882
    if (CHPE->CodeRangesToEntryPointsCount) {
883
      ListScope CRLS(W, "CodeRangesToEntryPoints");
884

885
      uintptr_t CodeRangesInt;
886
      if (Error E =
887
              Obj->getRvaPtr(CHPE->CodeRangesToEntryPoints, CodeRangesInt))
888
        reportError(std::move(E), Obj->getFileName());
889
      auto CodeRanges =
890
          reinterpret_cast<const chpe_code_range_entry *>(CodeRangesInt);
891
      for (uint32_t i = 0; i < CHPE->CodeRangesToEntryPointsCount; i++) {
892
        W.startLine() << W.hex(CodeRanges[i].StartRva) << " - "
893
                      << W.hex(CodeRanges[i].EndRva) << " -> "
894
                      << W.hex(CodeRanges[i].EntryPoint) << "\n";
895
      }
896
    } else {
897
      W.printNumber("CodeRangesToEntryPoints", CHPE->CodeRangesToEntryPoints);
898
    }
899

900
    if (CHPE->RedirectionMetadataCount) {
901
      ListScope RMLS(W, "RedirectionMetadata");
902

903
      uintptr_t RedirMetadataInt;
904
      if (Error E = Obj->getRvaPtr(CHPE->RedirectionMetadata, RedirMetadataInt))
905
        reportError(std::move(E), Obj->getFileName());
906
      auto RedirMetadata =
907
          reinterpret_cast<const chpe_redirection_entry *>(RedirMetadataInt);
908
      for (uint32_t i = 0; i < CHPE->RedirectionMetadataCount; i++) {
909
        W.startLine() << W.hex(RedirMetadata[i].Source) << " -> "
910
                      << W.hex(RedirMetadata[i].Destination) << "\n";
911
      }
912
    } else {
913
      W.printNumber("RedirectionMetadata", CHPE->RedirectionMetadata);
914
    }
915

916
    W.printHex("__os_arm64x_dispatch_call_no_redirect",
917
               CHPE->__os_arm64x_dispatch_call_no_redirect);
918
    W.printHex("__os_arm64x_dispatch_ret", CHPE->__os_arm64x_dispatch_ret);
919
    W.printHex("__os_arm64x_dispatch_call", CHPE->__os_arm64x_dispatch_call);
920
    W.printHex("__os_arm64x_dispatch_icall", CHPE->__os_arm64x_dispatch_icall);
921
    W.printHex("__os_arm64x_dispatch_icall_cfg",
922
               CHPE->__os_arm64x_dispatch_icall_cfg);
923
    W.printHex("AlternateEntryPoint", CHPE->AlternateEntryPoint);
924
    W.printHex("AuxiliaryIAT", CHPE->AuxiliaryIAT);
925
    W.printHex("GetX64InformationFunctionPointer",
926
               CHPE->GetX64InformationFunctionPointer);
927
    W.printHex("SetX64InformationFunctionPointer",
928
               CHPE->SetX64InformationFunctionPointer);
929
    W.printHex("ExtraRFETable", CHPE->ExtraRFETable);
930
    W.printHex("ExtraRFETableSize", CHPE->ExtraRFETableSize);
931
    W.printHex("__os_arm64x_dispatch_fptr", CHPE->__os_arm64x_dispatch_fptr);
932
    W.printHex("AuxiliaryIATCopy", CHPE->AuxiliaryIATCopy);
933
  }
934

935
  if (Tables.SEHTableVA) {
936
    ListScope LS(W, "SEHTable");
937
    printRVATable(Tables.SEHTableVA, Tables.SEHTableCount, 4);
938
  }
939

940
  auto PrintGuardFlags = [](raw_ostream &OS, const uint8_t *Entry) {
941
    uint8_t Flags = *reinterpret_cast<const uint8_t *>(Entry + 4);
942
    if (Flags)
943
      OS << " flags " << utohexstr(Flags);
944
  };
945

946
  // The stride gives the number of extra bytes in addition to the 4-byte
947
  // RVA of each entry in the table. As of writing only a 1-byte extra flag
948
  // has been defined.
949
  uint32_t Stride = Tables.GuardFlags >> 28;
950
  PrintExtraCB PrintExtra = Stride == 1 ? +PrintGuardFlags : nullptr;
951

952
  if (Tables.GuardFidTableVA) {
953
    ListScope LS(W, "GuardFidTable");
954
    printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount,
955
                  4 + Stride, PrintExtra);
956
  }
957

958
  if (Tables.GuardIatTableVA) {
959
    ListScope LS(W, "GuardIatTable");
960
    printRVATable(Tables.GuardIatTableVA, Tables.GuardIatTableCount,
961
                  4 + Stride, PrintExtra);
962
  }
963

964
  if (Tables.GuardLJmpTableVA) {
965
    ListScope LS(W, "GuardLJmpTable");
966
    printRVATable(Tables.GuardLJmpTableVA, Tables.GuardLJmpTableCount,
967
                  4 + Stride, PrintExtra);
968
  }
969

970
  if (Tables.GuardEHContTableVA) {
971
    ListScope LS(W, "GuardEHContTable");
972
    printRVATable(Tables.GuardEHContTableVA, Tables.GuardEHContTableCount,
973
                  4 + Stride, PrintExtra);
974
  }
975
}
976

977
template <typename T>
978
void COFFDumper::printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables) {
979
  if (!Conf)
980
    return;
981

982
  ListScope LS(W, "LoadConfig");
983
  char FormattedTime[20] = {};
984
  time_t TDS = Conf->TimeDateStamp;
985
  strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
986
  W.printHex("Size", Conf->Size);
987

988
  // Print everything before SecurityCookie. The vast majority of images today
989
  // have all these fields.
990
  if (Conf->Size < offsetof(T, SEHandlerTable))
991
    return;
992
  W.printHex("TimeDateStamp", FormattedTime, TDS);
993
  W.printHex("MajorVersion", Conf->MajorVersion);
994
  W.printHex("MinorVersion", Conf->MinorVersion);
995
  W.printHex("GlobalFlagsClear", Conf->GlobalFlagsClear);
996
  W.printHex("GlobalFlagsSet", Conf->GlobalFlagsSet);
997
  W.printHex("CriticalSectionDefaultTimeout",
998
             Conf->CriticalSectionDefaultTimeout);
999
  W.printHex("DeCommitFreeBlockThreshold", Conf->DeCommitFreeBlockThreshold);
1000
  W.printHex("DeCommitTotalFreeThreshold", Conf->DeCommitTotalFreeThreshold);
1001
  W.printHex("LockPrefixTable", Conf->LockPrefixTable);
1002
  W.printHex("MaximumAllocationSize", Conf->MaximumAllocationSize);
1003
  W.printHex("VirtualMemoryThreshold", Conf->VirtualMemoryThreshold);
1004
  W.printHex("ProcessHeapFlags", Conf->ProcessHeapFlags);
1005
  W.printHex("ProcessAffinityMask", Conf->ProcessAffinityMask);
1006
  W.printHex("CSDVersion", Conf->CSDVersion);
1007
  W.printHex("DependentLoadFlags", Conf->DependentLoadFlags);
1008
  W.printHex("EditList", Conf->EditList);
1009
  W.printHex("SecurityCookie", Conf->SecurityCookie);
1010

1011
  // Print the safe SEH table if present.
1012
  if (Conf->Size < offsetof(T, GuardCFCheckFunction))
1013
    return;
1014
  W.printHex("SEHandlerTable", Conf->SEHandlerTable);
1015
  W.printNumber("SEHandlerCount", Conf->SEHandlerCount);
1016

1017
  Tables.SEHTableVA = Conf->SEHandlerTable;
1018
  Tables.SEHTableCount = Conf->SEHandlerCount;
1019

1020
  // Print everything before CodeIntegrity. (2015)
1021
  if (Conf->Size < offsetof(T, CodeIntegrity))
1022
    return;
1023
  W.printHex("GuardCFCheckFunction", Conf->GuardCFCheckFunction);
1024
  W.printHex("GuardCFCheckDispatch", Conf->GuardCFCheckDispatch);
1025
  W.printHex("GuardCFFunctionTable", Conf->GuardCFFunctionTable);
1026
  W.printNumber("GuardCFFunctionCount", Conf->GuardCFFunctionCount);
1027
  W.printFlags("GuardFlags", Conf->GuardFlags, ArrayRef(PELoadConfigGuardFlags),
1028
               (uint32_t)COFF::GuardFlags::CF_FUNCTION_TABLE_SIZE_MASK);
1029

1030
  Tables.GuardFidTableVA = Conf->GuardCFFunctionTable;
1031
  Tables.GuardFidTableCount = Conf->GuardCFFunctionCount;
1032
  Tables.GuardFlags = Conf->GuardFlags;
1033

1034
  // Print everything before Reserved3. (2017)
1035
  if (Conf->Size < offsetof(T, Reserved3))
1036
    return;
1037
  W.printHex("GuardAddressTakenIatEntryTable",
1038
             Conf->GuardAddressTakenIatEntryTable);
1039
  W.printNumber("GuardAddressTakenIatEntryCount",
1040
                Conf->GuardAddressTakenIatEntryCount);
1041
  W.printHex("GuardLongJumpTargetTable", Conf->GuardLongJumpTargetTable);
1042
  W.printNumber("GuardLongJumpTargetCount", Conf->GuardLongJumpTargetCount);
1043
  W.printHex("DynamicValueRelocTable", Conf->DynamicValueRelocTable);
1044
  W.printHex("CHPEMetadataPointer", Conf->CHPEMetadataPointer);
1045
  W.printHex("GuardRFFailureRoutine", Conf->GuardRFFailureRoutine);
1046
  W.printHex("GuardRFFailureRoutineFunctionPointer",
1047
             Conf->GuardRFFailureRoutineFunctionPointer);
1048
  W.printHex("DynamicValueRelocTableOffset",
1049
             Conf->DynamicValueRelocTableOffset);
1050
  W.printNumber("DynamicValueRelocTableSection",
1051
                Conf->DynamicValueRelocTableSection);
1052
  W.printHex("GuardRFVerifyStackPointerFunctionPointer",
1053
             Conf->GuardRFVerifyStackPointerFunctionPointer);
1054
  W.printHex("HotPatchTableOffset", Conf->HotPatchTableOffset);
1055

1056
  Tables.GuardIatTableVA = Conf->GuardAddressTakenIatEntryTable;
1057
  Tables.GuardIatTableCount = Conf->GuardAddressTakenIatEntryCount;
1058

1059
  Tables.GuardLJmpTableVA = Conf->GuardLongJumpTargetTable;
1060
  Tables.GuardLJmpTableCount = Conf->GuardLongJumpTargetCount;
1061

1062
  // Print the rest. (2019)
1063
  if (Conf->Size < sizeof(T))
1064
    return;
1065
  W.printHex("EnclaveConfigurationPointer", Conf->EnclaveConfigurationPointer);
1066
  W.printHex("VolatileMetadataPointer", Conf->VolatileMetadataPointer);
1067
  W.printHex("GuardEHContinuationTable", Conf->GuardEHContinuationTable);
1068
  W.printNumber("GuardEHContinuationCount", Conf->GuardEHContinuationCount);
1069

1070
  Tables.GuardEHContTableVA = Conf->GuardEHContinuationTable;
1071
  Tables.GuardEHContTableCount = Conf->GuardEHContinuationCount;
1072
}
1073

1074
void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) {
1075
  W.printHex("BaseOfData", Hdr->BaseOfData);
1076
}
1077

1078
void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
1079

1080
void COFFDumper::printCodeViewDebugInfo() {
1081
  // Print types first to build CVUDTNames, then print symbols.
1082
  for (const SectionRef &S : Obj->sections()) {
1083
    StringRef SectionName = unwrapOrError(Obj->getFileName(), S.getName());
1084
    // .debug$T is a standard CodeView type section, while .debug$P is the same
1085
    // format but used for MSVC precompiled header object files.
1086
    if (SectionName == ".debug$T" || SectionName == ".debug$P")
1087
      printCodeViewTypeSection(SectionName, S);
1088
  }
1089
  for (const SectionRef &S : Obj->sections()) {
1090
    StringRef SectionName = unwrapOrError(Obj->getFileName(), S.getName());
1091
    if (SectionName == ".debug$S")
1092
      printCodeViewSymbolSection(SectionName, S);
1093
  }
1094
}
1095

1096
void COFFDumper::initializeFileAndStringTables(BinaryStreamReader &Reader) {
1097
  while (Reader.bytesRemaining() > 0 &&
1098
         (!CVFileChecksumTable.valid() || !CVStringTable.valid())) {
1099
    // The section consists of a number of subsection in the following format:
1100
    // |SubSectionType|SubSectionSize|Contents...|
1101
    uint32_t SubType, SubSectionSize;
1102

1103
    if (Error E = Reader.readInteger(SubType))
1104
      reportError(std::move(E), Obj->getFileName());
1105
    if (Error E = Reader.readInteger(SubSectionSize))
1106
      reportError(std::move(E), Obj->getFileName());
1107

1108
    StringRef Contents;
1109
    if (Error E = Reader.readFixedString(Contents, SubSectionSize))
1110
      reportError(std::move(E), Obj->getFileName());
1111

1112
    BinaryStreamRef ST(Contents, llvm::endianness::little);
1113
    switch (DebugSubsectionKind(SubType)) {
1114
    case DebugSubsectionKind::FileChecksums:
1115
      if (Error E = CVFileChecksumTable.initialize(ST))
1116
        reportError(std::move(E), Obj->getFileName());
1117
      break;
1118
    case DebugSubsectionKind::StringTable:
1119
      if (Error E = CVStringTable.initialize(ST))
1120
        reportError(std::move(E), Obj->getFileName());
1121
      break;
1122
    default:
1123
      break;
1124
    }
1125

1126
    uint32_t PaddedSize = alignTo(SubSectionSize, 4);
1127
    if (Error E = Reader.skip(PaddedSize - SubSectionSize))
1128
      reportError(std::move(E), Obj->getFileName());
1129
  }
1130
}
1131

1132
void COFFDumper::printCodeViewSymbolSection(StringRef SectionName,
1133
                                            const SectionRef &Section) {
1134
  StringRef SectionContents =
1135
      unwrapOrError(Obj->getFileName(), Section.getContents());
1136
  StringRef Data = SectionContents;
1137

1138
  SmallVector<StringRef, 10> FunctionNames;
1139
  StringMap<StringRef> FunctionLineTables;
1140

1141
  ListScope D(W, "CodeViewDebugInfo");
1142
  // Print the section to allow correlation with printSectionHeaders.
1143
  W.printNumber("Section", SectionName, Obj->getSectionID(Section));
1144

1145
  uint32_t Magic;
1146
  if (Error E = consume(Data, Magic))
1147
    reportError(std::move(E), Obj->getFileName());
1148

1149
  W.printHex("Magic", Magic);
1150
  if (Magic != COFF::DEBUG_SECTION_MAGIC)
1151
    reportError(errorCodeToError(object_error::parse_failed),
1152
                Obj->getFileName());
1153

1154
  BinaryStreamReader FSReader(Data, llvm::endianness::little);
1155
  initializeFileAndStringTables(FSReader);
1156

1157
  // TODO: Convert this over to using ModuleSubstreamVisitor.
1158
  while (!Data.empty()) {
1159
    // The section consists of a number of subsection in the following format:
1160
    // |SubSectionType|SubSectionSize|Contents...|
1161
    uint32_t SubType, SubSectionSize;
1162
    if (Error E = consume(Data, SubType))
1163
      reportError(std::move(E), Obj->getFileName());
1164
    if (Error E = consume(Data, SubSectionSize))
1165
      reportError(std::move(E), Obj->getFileName());
1166

1167
    ListScope S(W, "Subsection");
1168
    // Dump the subsection as normal even if the ignore bit is set.
1169
    if (SubType & SubsectionIgnoreFlag) {
1170
      W.printHex("IgnoredSubsectionKind", SubType);
1171
      SubType &= ~SubsectionIgnoreFlag;
1172
    }
1173
    W.printEnum("SubSectionType", SubType, ArrayRef(SubSectionTypes));
1174
    W.printHex("SubSectionSize", SubSectionSize);
1175

1176
    // Get the contents of the subsection.
1177
    if (SubSectionSize > Data.size())
1178
      return reportError(errorCodeToError(object_error::parse_failed),
1179
                         Obj->getFileName());
1180
    StringRef Contents = Data.substr(0, SubSectionSize);
1181

1182
    // Add SubSectionSize to the current offset and align that offset to find
1183
    // the next subsection.
1184
    size_t SectionOffset = Data.data() - SectionContents.data();
1185
    size_t NextOffset = SectionOffset + SubSectionSize;
1186
    NextOffset = alignTo(NextOffset, 4);
1187
    if (NextOffset > SectionContents.size())
1188
      return reportError(errorCodeToError(object_error::parse_failed),
1189
                         Obj->getFileName());
1190
    Data = SectionContents.drop_front(NextOffset);
1191

1192
    // Optionally print the subsection bytes in case our parsing gets confused
1193
    // later.
1194
    if (opts::CodeViewSubsectionBytes)
1195
      printBinaryBlockWithRelocs("SubSectionContents", Section, SectionContents,
1196
                                 Contents);
1197

1198
    switch (DebugSubsectionKind(SubType)) {
1199
    case DebugSubsectionKind::Symbols:
1200
      printCodeViewSymbolsSubsection(Contents, Section, SectionContents);
1201
      break;
1202

1203
    case DebugSubsectionKind::InlineeLines:
1204
      printCodeViewInlineeLines(Contents);
1205
      break;
1206

1207
    case DebugSubsectionKind::FileChecksums:
1208
      printCodeViewFileChecksums(Contents);
1209
      break;
1210

1211
    case DebugSubsectionKind::Lines: {
1212
      // Holds a PC to file:line table.  Some data to parse this subsection is
1213
      // stored in the other subsections, so just check sanity and store the
1214
      // pointers for deferred processing.
1215

1216
      if (SubSectionSize < 12) {
1217
        // There should be at least three words to store two function
1218
        // relocations and size of the code.
1219
        reportError(errorCodeToError(object_error::parse_failed),
1220
                    Obj->getFileName());
1221
        return;
1222
      }
1223

1224
      StringRef LinkageName;
1225
      if (std::error_code EC = resolveSymbolName(Obj->getCOFFSection(Section),
1226
                                                 SectionOffset, LinkageName))
1227
        reportError(errorCodeToError(EC), Obj->getFileName());
1228

1229
      W.printString("LinkageName", LinkageName);
1230
      if (FunctionLineTables.count(LinkageName) != 0) {
1231
        // Saw debug info for this function already?
1232
        reportError(errorCodeToError(object_error::parse_failed),
1233
                    Obj->getFileName());
1234
        return;
1235
      }
1236

1237
      FunctionLineTables[LinkageName] = Contents;
1238
      FunctionNames.push_back(LinkageName);
1239
      break;
1240
    }
1241
    case DebugSubsectionKind::FrameData: {
1242
      // First four bytes is a relocation against the function.
1243
      BinaryStreamReader SR(Contents, llvm::endianness::little);
1244

1245
      DebugFrameDataSubsectionRef FrameData;
1246
      if (Error E = FrameData.initialize(SR))
1247
        reportError(std::move(E), Obj->getFileName());
1248

1249
      StringRef LinkageName;
1250
      if (std::error_code EC =
1251
              resolveSymbolName(Obj->getCOFFSection(Section), SectionContents,
1252
                                FrameData.getRelocPtr(), LinkageName))
1253
        reportError(errorCodeToError(EC), Obj->getFileName());
1254
      W.printString("LinkageName", LinkageName);
1255

1256
      // To find the active frame description, search this array for the
1257
      // smallest PC range that includes the current PC.
1258
      for (const auto &FD : FrameData) {
1259
        StringRef FrameFunc = unwrapOrError(
1260
            Obj->getFileName(), CVStringTable.getString(FD.FrameFunc));
1261

1262
        DictScope S(W, "FrameData");
1263
        W.printHex("RvaStart", FD.RvaStart);
1264
        W.printHex("CodeSize", FD.CodeSize);
1265
        W.printHex("LocalSize", FD.LocalSize);
1266
        W.printHex("ParamsSize", FD.ParamsSize);
1267
        W.printHex("MaxStackSize", FD.MaxStackSize);
1268
        W.printHex("PrologSize", FD.PrologSize);
1269
        W.printHex("SavedRegsSize", FD.SavedRegsSize);
1270
        W.printFlags("Flags", FD.Flags, ArrayRef(FrameDataFlags));
1271

1272
        // The FrameFunc string is a small RPN program. It can be broken up into
1273
        // statements that end in the '=' operator, which assigns the value on
1274
        // the top of the stack to the previously pushed variable. Variables can
1275
        // be temporary values ($T0) or physical registers ($esp). Print each
1276
        // assignment on its own line to make these programs easier to read.
1277
        {
1278
          ListScope FFS(W, "FrameFunc");
1279
          while (!FrameFunc.empty()) {
1280
            size_t EqOrEnd = FrameFunc.find('=');
1281
            if (EqOrEnd == StringRef::npos)
1282
              EqOrEnd = FrameFunc.size();
1283
            else
1284
              ++EqOrEnd;
1285
            StringRef Stmt = FrameFunc.substr(0, EqOrEnd);
1286
            W.printString(Stmt);
1287
            FrameFunc = FrameFunc.drop_front(EqOrEnd).trim();
1288
          }
1289
        }
1290
      }
1291
      break;
1292
    }
1293

1294
    // Do nothing for unrecognized subsections.
1295
    default:
1296
      break;
1297
    }
1298
    W.flush();
1299
  }
1300

1301
  // Dump the line tables now that we've read all the subsections and know all
1302
  // the required information.
1303
  for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) {
1304
    StringRef Name = FunctionNames[I];
1305
    ListScope S(W, "FunctionLineTable");
1306
    W.printString("LinkageName", Name);
1307

1308
    BinaryStreamReader Reader(FunctionLineTables[Name],
1309
                              llvm::endianness::little);
1310

1311
    DebugLinesSubsectionRef LineInfo;
1312
    if (Error E = LineInfo.initialize(Reader))
1313
      reportError(std::move(E), Obj->getFileName());
1314

1315
    W.printHex("Flags", LineInfo.header()->Flags);
1316
    W.printHex("CodeSize", LineInfo.header()->CodeSize);
1317
    for (const auto &Entry : LineInfo) {
1318

1319
      ListScope S(W, "FilenameSegment");
1320
      printFileNameForOffset("Filename", Entry.NameIndex);
1321
      uint32_t ColumnIndex = 0;
1322
      for (const auto &Line : Entry.LineNumbers) {
1323
        if (Line.Offset >= LineInfo.header()->CodeSize) {
1324
          reportError(errorCodeToError(object_error::parse_failed),
1325
                      Obj->getFileName());
1326
          return;
1327
        }
1328

1329
        std::string PC = std::string(formatv("+{0:X}", uint32_t(Line.Offset)));
1330
        ListScope PCScope(W, PC);
1331
        codeview::LineInfo LI(Line.Flags);
1332

1333
        if (LI.isAlwaysStepInto())
1334
          W.printString("StepInto", StringRef("Always"));
1335
        else if (LI.isNeverStepInto())
1336
          W.printString("StepInto", StringRef("Never"));
1337
        else
1338
          W.printNumber("LineNumberStart", LI.getStartLine());
1339
        W.printNumber("LineNumberEndDelta", LI.getLineDelta());
1340
        W.printBoolean("IsStatement", LI.isStatement());
1341
        if (LineInfo.hasColumnInfo()) {
1342
          W.printNumber("ColStart", Entry.Columns[ColumnIndex].StartColumn);
1343
          W.printNumber("ColEnd", Entry.Columns[ColumnIndex].EndColumn);
1344
          ++ColumnIndex;
1345
        }
1346
      }
1347
    }
1348
  }
1349
}
1350

1351
void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection,
1352
                                                const SectionRef &Section,
1353
                                                StringRef SectionContents) {
1354
  ArrayRef<uint8_t> BinaryData(Subsection.bytes_begin(),
1355
                               Subsection.bytes_end());
1356
  auto CODD = std::make_unique<COFFObjectDumpDelegate>(*this, Section, Obj,
1357
                                                        SectionContents);
1358
  CVSymbolDumper CVSD(W, Types, CodeViewContainer::ObjectFile, std::move(CODD),
1359
                      CompilationCPUType, opts::CodeViewSubsectionBytes);
1360
  CVSymbolArray Symbols;
1361
  BinaryStreamReader Reader(BinaryData, llvm::endianness::little);
1362
  if (Error E = Reader.readArray(Symbols, Reader.getLength())) {
1363
    W.flush();
1364
    reportError(std::move(E), Obj->getFileName());
1365
  }
1366

1367
  if (Error E = CVSD.dump(Symbols)) {
1368
    W.flush();
1369
    reportError(std::move(E), Obj->getFileName());
1370
  }
1371
  CompilationCPUType = CVSD.getCompilationCPUType();
1372
  W.flush();
1373
}
1374

1375
void COFFDumper::printCodeViewFileChecksums(StringRef Subsection) {
1376
  BinaryStreamRef Stream(Subsection, llvm::endianness::little);
1377
  DebugChecksumsSubsectionRef Checksums;
1378
  if (Error E = Checksums.initialize(Stream))
1379
    reportError(std::move(E), Obj->getFileName());
1380

1381
  for (auto &FC : Checksums) {
1382
    DictScope S(W, "FileChecksum");
1383

1384
    StringRef Filename = unwrapOrError(
1385
        Obj->getFileName(), CVStringTable.getString(FC.FileNameOffset));
1386
    W.printHex("Filename", Filename, FC.FileNameOffset);
1387
    W.printHex("ChecksumSize", FC.Checksum.size());
1388
    W.printEnum("ChecksumKind", uint8_t(FC.Kind),
1389
                ArrayRef(FileChecksumKindNames));
1390

1391
    W.printBinary("ChecksumBytes", FC.Checksum);
1392
  }
1393
}
1394

1395
void COFFDumper::printCodeViewInlineeLines(StringRef Subsection) {
1396
  BinaryStreamReader SR(Subsection, llvm::endianness::little);
1397
  DebugInlineeLinesSubsectionRef Lines;
1398
  if (Error E = Lines.initialize(SR))
1399
    reportError(std::move(E), Obj->getFileName());
1400

1401
  for (auto &Line : Lines) {
1402
    DictScope S(W, "InlineeSourceLine");
1403
    printTypeIndex("Inlinee", Line.Header->Inlinee);
1404
    printFileNameForOffset("FileID", Line.Header->FileID);
1405
    W.printNumber("SourceLineNum", Line.Header->SourceLineNum);
1406

1407
    if (Lines.hasExtraFiles()) {
1408
      W.printNumber("ExtraFileCount", Line.ExtraFiles.size());
1409
      ListScope ExtraFiles(W, "ExtraFiles");
1410
      for (const auto &FID : Line.ExtraFiles) {
1411
        printFileNameForOffset("FileID", FID);
1412
      }
1413
    }
1414
  }
1415
}
1416

1417
StringRef COFFDumper::getFileNameForFileOffset(uint32_t FileOffset) {
1418
  // The file checksum subsection should precede all references to it.
1419
  if (!CVFileChecksumTable.valid() || !CVStringTable.valid())
1420
    reportError(errorCodeToError(object_error::parse_failed),
1421
                Obj->getFileName());
1422

1423
  auto Iter = CVFileChecksumTable.getArray().at(FileOffset);
1424

1425
  // Check if the file checksum table offset is valid.
1426
  if (Iter == CVFileChecksumTable.end())
1427
    reportError(errorCodeToError(object_error::parse_failed),
1428
                Obj->getFileName());
1429

1430
  return unwrapOrError(Obj->getFileName(),
1431
                       CVStringTable.getString(Iter->FileNameOffset));
1432
}
1433

1434
void COFFDumper::printFileNameForOffset(StringRef Label, uint32_t FileOffset) {
1435
  W.printHex(Label, getFileNameForFileOffset(FileOffset), FileOffset);
1436
}
1437

1438
void COFFDumper::mergeCodeViewTypes(MergingTypeTableBuilder &CVIDs,
1439
                                    MergingTypeTableBuilder &CVTypes,
1440
                                    GlobalTypeTableBuilder &GlobalCVIDs,
1441
                                    GlobalTypeTableBuilder &GlobalCVTypes,
1442
                                    bool GHash) {
1443
  for (const SectionRef &S : Obj->sections()) {
1444
    StringRef SectionName = unwrapOrError(Obj->getFileName(), S.getName());
1445
    if (SectionName == ".debug$T") {
1446
      StringRef Data = unwrapOrError(Obj->getFileName(), S.getContents());
1447
      uint32_t Magic;
1448
      if (Error E = consume(Data, Magic))
1449
        reportError(std::move(E), Obj->getFileName());
1450

1451
      if (Magic != 4)
1452
        reportError(errorCodeToError(object_error::parse_failed),
1453
                    Obj->getFileName());
1454

1455
      CVTypeArray Types;
1456
      BinaryStreamReader Reader(Data, llvm::endianness::little);
1457
      if (auto EC = Reader.readArray(Types, Reader.getLength())) {
1458
        consumeError(std::move(EC));
1459
        W.flush();
1460
        reportError(errorCodeToError(object_error::parse_failed),
1461
                    Obj->getFileName());
1462
      }
1463
      SmallVector<TypeIndex, 128> SourceToDest;
1464
      std::optional<PCHMergerInfo> PCHInfo;
1465
      if (GHash) {
1466
        std::vector<GloballyHashedType> Hashes =
1467
            GloballyHashedType::hashTypes(Types);
1468
        if (Error E =
1469
                mergeTypeAndIdRecords(GlobalCVIDs, GlobalCVTypes, SourceToDest,
1470
                                      Types, Hashes, PCHInfo))
1471
          return reportError(std::move(E), Obj->getFileName());
1472
      } else {
1473
        if (Error E = mergeTypeAndIdRecords(CVIDs, CVTypes, SourceToDest, Types,
1474
                                            PCHInfo))
1475
          return reportError(std::move(E), Obj->getFileName());
1476
      }
1477
    }
1478
  }
1479
}
1480

1481
void COFFDumper::printCodeViewTypeSection(StringRef SectionName,
1482
                                          const SectionRef &Section) {
1483
  ListScope D(W, "CodeViewTypes");
1484
  W.printNumber("Section", SectionName, Obj->getSectionID(Section));
1485

1486
  StringRef Data = unwrapOrError(Obj->getFileName(), Section.getContents());
1487
  if (opts::CodeViewSubsectionBytes)
1488
    W.printBinaryBlock("Data", Data);
1489

1490
  uint32_t Magic;
1491
  if (Error E = consume(Data, Magic))
1492
    reportError(std::move(E), Obj->getFileName());
1493

1494
  W.printHex("Magic", Magic);
1495
  if (Magic != COFF::DEBUG_SECTION_MAGIC)
1496
    reportError(errorCodeToError(object_error::parse_failed),
1497
                Obj->getFileName());
1498

1499
  Types.reset(Data, 100);
1500

1501
  TypeDumpVisitor TDV(Types, &W, opts::CodeViewSubsectionBytes);
1502
  if (Error E = codeview::visitTypeStream(Types, TDV))
1503
    reportError(std::move(E), Obj->getFileName());
1504

1505
  W.flush();
1506
}
1507

1508
void COFFDumper::printSectionHeaders() {
1509
  ListScope SectionsD(W, "Sections");
1510
  int SectionNumber = 0;
1511
  for (const SectionRef &Sec : Obj->sections()) {
1512
    ++SectionNumber;
1513
    const coff_section *Section = Obj->getCOFFSection(Sec);
1514

1515
    StringRef Name = unwrapOrError(Obj->getFileName(), Sec.getName());
1516

1517
    DictScope D(W, "Section");
1518
    W.printNumber("Number", SectionNumber);
1519
    W.printBinary("Name", Name, Section->Name);
1520
    W.printHex   ("VirtualSize", Section->VirtualSize);
1521
    W.printHex   ("VirtualAddress", Section->VirtualAddress);
1522
    W.printNumber("RawDataSize", Section->SizeOfRawData);
1523
    W.printHex   ("PointerToRawData", Section->PointerToRawData);
1524
    W.printHex   ("PointerToRelocations", Section->PointerToRelocations);
1525
    W.printHex   ("PointerToLineNumbers", Section->PointerToLinenumbers);
1526
    W.printNumber("RelocationCount", Section->NumberOfRelocations);
1527
    W.printNumber("LineNumberCount", Section->NumberOfLinenumbers);
1528
    W.printFlags("Characteristics", Section->Characteristics,
1529
                 ArrayRef(ImageSectionCharacteristics),
1530
                 COFF::SectionCharacteristics(0x00F00000));
1531

1532
    if (opts::SectionRelocations) {
1533
      ListScope D(W, "Relocations");
1534
      for (const RelocationRef &Reloc : Sec.relocations())
1535
        printRelocation(Sec, Reloc);
1536
    }
1537

1538
    if (opts::SectionSymbols) {
1539
      ListScope D(W, "Symbols");
1540
      for (const SymbolRef &Symbol : Obj->symbols()) {
1541
        if (!Sec.containsSymbol(Symbol))
1542
          continue;
1543

1544
        printSymbol(Symbol);
1545
      }
1546
    }
1547

1548
    if (opts::SectionData &&
1549
        !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) {
1550
      StringRef Data = unwrapOrError(Obj->getFileName(), Sec.getContents());
1551
      W.printBinaryBlock("SectionData", Data);
1552
    }
1553
  }
1554
}
1555

1556
void COFFDumper::printRelocations() {
1557
  ListScope D(W, "Relocations");
1558

1559
  int SectionNumber = 0;
1560
  for (const SectionRef &Section : Obj->sections()) {
1561
    ++SectionNumber;
1562
    StringRef Name = unwrapOrError(Obj->getFileName(), Section.getName());
1563

1564
    bool PrintedGroup = false;
1565
    for (const RelocationRef &Reloc : Section.relocations()) {
1566
      if (!PrintedGroup) {
1567
        W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
1568
        W.indent();
1569
        PrintedGroup = true;
1570
      }
1571

1572
      printRelocation(Section, Reloc);
1573
    }
1574

1575
    if (PrintedGroup) {
1576
      W.unindent();
1577
      W.startLine() << "}\n";
1578
    }
1579
  }
1580
}
1581

1582
void COFFDumper::printRelocation(const SectionRef &Section,
1583
                                 const RelocationRef &Reloc, uint64_t Bias) {
1584
  uint64_t Offset = Reloc.getOffset() - Bias;
1585
  uint64_t RelocType = Reloc.getType();
1586
  SmallString<32> RelocName;
1587
  StringRef SymbolName;
1588
  Reloc.getTypeName(RelocName);
1589
  symbol_iterator Symbol = Reloc.getSymbol();
1590
  int64_t SymbolIndex = -1;
1591
  if (Symbol != Obj->symbol_end()) {
1592
    Expected<StringRef> SymbolNameOrErr = Symbol->getName();
1593
    if (!SymbolNameOrErr)
1594
      reportError(SymbolNameOrErr.takeError(), Obj->getFileName());
1595

1596
    SymbolName = *SymbolNameOrErr;
1597
    SymbolIndex = Obj->getSymbolIndex(Obj->getCOFFSymbol(*Symbol));
1598
  }
1599

1600
  if (opts::ExpandRelocs) {
1601
    DictScope Group(W, "Relocation");
1602
    W.printHex("Offset", Offset);
1603
    W.printNumber("Type", RelocName, RelocType);
1604
    W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName);
1605
    W.printNumber("SymbolIndex", SymbolIndex);
1606
  } else {
1607
    raw_ostream& OS = W.startLine();
1608
    OS << W.hex(Offset)
1609
       << " " << RelocName
1610
       << " " << (SymbolName.empty() ? "-" : SymbolName)
1611
       << " (" << SymbolIndex << ")"
1612
       << "\n";
1613
  }
1614
}
1615

1616
void COFFDumper::printSymbols(bool /*ExtraSymInfo*/) {
1617
  ListScope Group(W, "Symbols");
1618

1619
  for (const SymbolRef &Symbol : Obj->symbols())
1620
    printSymbol(Symbol);
1621
}
1622

1623
void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
1624

1625
static Expected<StringRef>
1626
getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber,
1627
               const coff_section *Section) {
1628
  if (Section)
1629
    return Obj->getSectionName(Section);
1630
  if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG)
1631
    return StringRef("IMAGE_SYM_DEBUG");
1632
  if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE)
1633
    return StringRef("IMAGE_SYM_ABSOLUTE");
1634
  if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED)
1635
    return StringRef("IMAGE_SYM_UNDEFINED");
1636
  return StringRef("");
1637
}
1638

1639
void COFFDumper::printSymbol(const SymbolRef &Sym) {
1640
  DictScope D(W, "Symbol");
1641

1642
  COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym);
1643
  Expected<const coff_section *> SecOrErr =
1644
      Obj->getSection(Symbol.getSectionNumber());
1645
  if (!SecOrErr) {
1646
    W.startLine() << "Invalid section number: " << Symbol.getSectionNumber()
1647
                  << "\n";
1648
    W.flush();
1649
    consumeError(SecOrErr.takeError());
1650
    return;
1651
  }
1652
  const coff_section *Section = *SecOrErr;
1653

1654
  StringRef SymbolName;
1655
  if (Expected<StringRef> SymNameOrErr = Obj->getSymbolName(Symbol))
1656
    SymbolName = *SymNameOrErr;
1657

1658
  StringRef SectionName;
1659
  if (Expected<StringRef> SecNameOrErr =
1660
          getSectionName(Obj, Symbol.getSectionNumber(), Section))
1661
    SectionName = *SecNameOrErr;
1662

1663
  W.printString("Name", SymbolName);
1664
  W.printNumber("Value", Symbol.getValue());
1665
  W.printNumber("Section", SectionName, Symbol.getSectionNumber());
1666
  W.printEnum("BaseType", Symbol.getBaseType(), ArrayRef(ImageSymType));
1667
  W.printEnum("ComplexType", Symbol.getComplexType(), ArrayRef(ImageSymDType));
1668
  W.printEnum("StorageClass", Symbol.getStorageClass(),
1669
              ArrayRef(ImageSymClass));
1670
  W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols());
1671

1672
  for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) {
1673
    if (Symbol.isFunctionDefinition()) {
1674
      const coff_aux_function_definition *Aux;
1675
      if (std::error_code EC = getSymbolAuxData(Obj, Symbol, I, Aux))
1676
        reportError(errorCodeToError(EC), Obj->getFileName());
1677

1678
      DictScope AS(W, "AuxFunctionDef");
1679
      W.printNumber("TagIndex", Aux->TagIndex);
1680
      W.printNumber("TotalSize", Aux->TotalSize);
1681
      W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
1682
      W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
1683

1684
    } else if (Symbol.isAnyUndefined()) {
1685
      const coff_aux_weak_external *Aux;
1686
      if (std::error_code EC = getSymbolAuxData(Obj, Symbol, I, Aux))
1687
        reportError(errorCodeToError(EC), Obj->getFileName());
1688

1689
      DictScope AS(W, "AuxWeakExternal");
1690
      W.printNumber("Linked", getSymbolName(Aux->TagIndex), Aux->TagIndex);
1691
      W.printEnum("Search", Aux->Characteristics,
1692
                  ArrayRef(WeakExternalCharacteristics));
1693

1694
    } else if (Symbol.isFileRecord()) {
1695
      const char *FileName;
1696
      if (std::error_code EC = getSymbolAuxData(Obj, Symbol, I, FileName))
1697
        reportError(errorCodeToError(EC), Obj->getFileName());
1698
      DictScope AS(W, "AuxFileRecord");
1699

1700
      StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() *
1701
                                   Obj->getSymbolTableEntrySize());
1702
      W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
1703
      break;
1704
    } else if (Symbol.isSectionDefinition()) {
1705
      const coff_aux_section_definition *Aux;
1706
      if (std::error_code EC = getSymbolAuxData(Obj, Symbol, I, Aux))
1707
        reportError(errorCodeToError(EC), Obj->getFileName());
1708

1709
      int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj());
1710

1711
      DictScope AS(W, "AuxSectionDef");
1712
      W.printNumber("Length", Aux->Length);
1713
      W.printNumber("RelocationCount", Aux->NumberOfRelocations);
1714
      W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers);
1715
      W.printHex("Checksum", Aux->CheckSum);
1716
      W.printNumber("Number", AuxNumber);
1717
      W.printEnum("Selection", Aux->Selection, ArrayRef(ImageCOMDATSelect));
1718

1719
      if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT
1720
          && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) {
1721
        Expected<const coff_section *> Assoc = Obj->getSection(AuxNumber);
1722
        if (!Assoc)
1723
          reportError(Assoc.takeError(), Obj->getFileName());
1724
        Expected<StringRef> AssocName = getSectionName(Obj, AuxNumber, *Assoc);
1725
        if (!AssocName)
1726
          reportError(AssocName.takeError(), Obj->getFileName());
1727

1728
        W.printNumber("AssocSection", *AssocName, AuxNumber);
1729
      }
1730
    } else if (Symbol.isCLRToken()) {
1731
      const coff_aux_clr_token *Aux;
1732
      if (std::error_code EC = getSymbolAuxData(Obj, Symbol, I, Aux))
1733
        reportError(errorCodeToError(EC), Obj->getFileName());
1734

1735
      DictScope AS(W, "AuxCLRToken");
1736
      W.printNumber("AuxType", Aux->AuxType);
1737
      W.printNumber("Reserved", Aux->Reserved);
1738
      W.printNumber("SymbolTableIndex", getSymbolName(Aux->SymbolTableIndex),
1739
                    Aux->SymbolTableIndex);
1740

1741
    } else {
1742
      W.startLine() << "<unhandled auxiliary record>\n";
1743
    }
1744
  }
1745
}
1746

1747
void COFFDumper::printUnwindInfo() {
1748
  ListScope D(W, "UnwindInformation");
1749
  switch (Obj->getMachine()) {
1750
  case COFF::IMAGE_FILE_MACHINE_AMD64: {
1751
    Win64EH::Dumper Dumper(W);
1752
    Win64EH::Dumper::SymbolResolver
1753
    Resolver = [](const object::coff_section *Section, uint64_t Offset,
1754
                  SymbolRef &Symbol, void *user_data) -> std::error_code {
1755
      COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data);
1756
      return Dumper->resolveSymbol(Section, Offset, Symbol);
1757
    };
1758
    Win64EH::Dumper::Context Ctx(*Obj, Resolver, this);
1759
    Dumper.printData(Ctx);
1760
    break;
1761
  }
1762
  case COFF::IMAGE_FILE_MACHINE_ARM64:
1763
  case COFF::IMAGE_FILE_MACHINE_ARM64EC:
1764
  case COFF::IMAGE_FILE_MACHINE_ARM64X:
1765
  case COFF::IMAGE_FILE_MACHINE_ARMNT: {
1766
    ARM::WinEH::Decoder Decoder(W, Obj->getMachine() !=
1767
                                       COFF::IMAGE_FILE_MACHINE_ARMNT);
1768
    // TODO Propagate the error.
1769
    consumeError(Decoder.dumpProcedureData(*Obj));
1770
    break;
1771
  }
1772
  default:
1773
    W.printEnum("unsupported Image Machine", Obj->getMachine(),
1774
                ArrayRef(ImageFileMachineType));
1775
    break;
1776
  }
1777
}
1778

1779
void COFFDumper::printNeededLibraries() {
1780
  ListScope D(W, "NeededLibraries");
1781

1782
  using LibsTy = std::vector<StringRef>;
1783
  LibsTy Libs;
1784

1785
  for (const ImportDirectoryEntryRef &DirRef : Obj->import_directories()) {
1786
    StringRef Name;
1787
    if (!DirRef.getName(Name))
1788
      Libs.push_back(Name);
1789
  }
1790

1791
  llvm::stable_sort(Libs);
1792

1793
  for (const auto &L : Libs) {
1794
    W.startLine() << L << "\n";
1795
  }
1796
}
1797

1798
void COFFDumper::printImportedSymbols(
1799
    iterator_range<imported_symbol_iterator> Range) {
1800
  for (const ImportedSymbolRef &I : Range) {
1801
    StringRef Sym;
1802
    if (Error E = I.getSymbolName(Sym))
1803
      reportError(std::move(E), Obj->getFileName());
1804
    uint16_t Ordinal;
1805
    if (Error E = I.getOrdinal(Ordinal))
1806
      reportError(std::move(E), Obj->getFileName());
1807
    W.printNumber("Symbol", Sym, Ordinal);
1808
  }
1809
}
1810

1811
void COFFDumper::printDelayImportedSymbols(
1812
    const DelayImportDirectoryEntryRef &I,
1813
    iterator_range<imported_symbol_iterator> Range) {
1814
  int Index = 0;
1815
  for (const ImportedSymbolRef &S : Range) {
1816
    DictScope Import(W, "Import");
1817
    StringRef Sym;
1818
    if (Error E = S.getSymbolName(Sym))
1819
      reportError(std::move(E), Obj->getFileName());
1820

1821
    uint16_t Ordinal;
1822
    if (Error E = S.getOrdinal(Ordinal))
1823
      reportError(std::move(E), Obj->getFileName());
1824
    W.printNumber("Symbol", Sym, Ordinal);
1825

1826
    uint64_t Addr;
1827
    if (Error E = I.getImportAddress(Index++, Addr))
1828
      reportError(std::move(E), Obj->getFileName());
1829
    W.printHex("Address", Addr);
1830
  }
1831
}
1832

1833
void COFFDumper::printCOFFImports() {
1834
  // Regular imports
1835
  for (const ImportDirectoryEntryRef &I : Obj->import_directories()) {
1836
    DictScope Import(W, "Import");
1837
    StringRef Name;
1838
    if (Error E = I.getName(Name))
1839
      reportError(std::move(E), Obj->getFileName());
1840
    W.printString("Name", Name);
1841
    uint32_t ILTAddr;
1842
    if (Error E = I.getImportLookupTableRVA(ILTAddr))
1843
      reportError(std::move(E), Obj->getFileName());
1844
    W.printHex("ImportLookupTableRVA", ILTAddr);
1845
    uint32_t IATAddr;
1846
    if (Error E = I.getImportAddressTableRVA(IATAddr))
1847
      reportError(std::move(E), Obj->getFileName());
1848
    W.printHex("ImportAddressTableRVA", IATAddr);
1849
    // The import lookup table can be missing with certain older linkers, so
1850
    // fall back to the import address table in that case.
1851
    if (ILTAddr)
1852
      printImportedSymbols(I.lookup_table_symbols());
1853
    else
1854
      printImportedSymbols(I.imported_symbols());
1855
  }
1856

1857
  // Delay imports
1858
  for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) {
1859
    DictScope Import(W, "DelayImport");
1860
    StringRef Name;
1861
    if (Error E = I.getName(Name))
1862
      reportError(std::move(E), Obj->getFileName());
1863
    W.printString("Name", Name);
1864
    const delay_import_directory_table_entry *Table;
1865
    if (Error E = I.getDelayImportTable(Table))
1866
      reportError(std::move(E), Obj->getFileName());
1867
    W.printHex("Attributes", Table->Attributes);
1868
    W.printHex("ModuleHandle", Table->ModuleHandle);
1869
    W.printHex("ImportAddressTable", Table->DelayImportAddressTable);
1870
    W.printHex("ImportNameTable", Table->DelayImportNameTable);
1871
    W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable);
1872
    W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable);
1873
    printDelayImportedSymbols(I, I.imported_symbols());
1874
  }
1875
}
1876

1877
void COFFDumper::printCOFFExports() {
1878
  for (const ExportDirectoryEntryRef &Exp : Obj->export_directories()) {
1879
    DictScope Export(W, "Export");
1880

1881
    StringRef Name;
1882
    uint32_t Ordinal;
1883
    bool IsForwarder;
1884

1885
    if (Error E = Exp.getSymbolName(Name))
1886
      reportError(std::move(E), Obj->getFileName());
1887
    if (Error E = Exp.getOrdinal(Ordinal))
1888
      reportError(std::move(E), Obj->getFileName());
1889
    if (Error E = Exp.isForwarder(IsForwarder))
1890
      reportError(std::move(E), Obj->getFileName());
1891

1892
    W.printNumber("Ordinal", Ordinal);
1893
    W.printString("Name", Name);
1894
    StringRef ForwardTo;
1895
    if (IsForwarder) {
1896
      if (Error E = Exp.getForwardTo(ForwardTo))
1897
        reportError(std::move(E), Obj->getFileName());
1898
      W.printString("ForwardedTo", ForwardTo);
1899
    } else {
1900
      uint32_t RVA;
1901
      if (Error E = Exp.getExportRVA(RVA))
1902
        reportError(std::move(E), Obj->getFileName());
1903
      W.printHex("RVA", RVA);
1904
    }
1905
  }
1906
}
1907

1908
void COFFDumper::printCOFFDirectives() {
1909
  for (const SectionRef &Section : Obj->sections()) {
1910
    StringRef Name = unwrapOrError(Obj->getFileName(), Section.getName());
1911
    if (Name != ".drectve")
1912
      continue;
1913

1914
    StringRef Contents =
1915
        unwrapOrError(Obj->getFileName(), Section.getContents());
1916
    W.printString("Directive(s)", Contents);
1917
  }
1918
}
1919

1920
static std::string getBaseRelocTypeName(uint8_t Type) {
1921
  switch (Type) {
1922
  case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE";
1923
  case COFF::IMAGE_REL_BASED_HIGH: return "HIGH";
1924
  case COFF::IMAGE_REL_BASED_LOW: return "LOW";
1925
  case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW";
1926
  case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ";
1927
  case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)";
1928
  case COFF::IMAGE_REL_BASED_DIR64: return "DIR64";
1929
  default: return "unknown (" + llvm::utostr(Type) + ")";
1930
  }
1931
}
1932

1933
void COFFDumper::printCOFFBaseReloc() {
1934
  ListScope D(W, "BaseReloc");
1935
  for (const BaseRelocRef &I : Obj->base_relocs()) {
1936
    uint8_t Type;
1937
    uint32_t RVA;
1938
    if (Error E = I.getRVA(RVA))
1939
      reportError(std::move(E), Obj->getFileName());
1940
    if (Error E = I.getType(Type))
1941
      reportError(std::move(E), Obj->getFileName());
1942
    DictScope Import(W, "Entry");
1943
    W.printString("Type", getBaseRelocTypeName(Type));
1944
    W.printHex("Address", RVA);
1945
  }
1946
}
1947

1948
void COFFDumper::printCOFFResources() {
1949
  ListScope ResourcesD(W, "Resources");
1950
  for (const SectionRef &S : Obj->sections()) {
1951
    StringRef Name = unwrapOrError(Obj->getFileName(), S.getName());
1952
    if (!Name.starts_with(".rsrc"))
1953
      continue;
1954

1955
    StringRef Ref = unwrapOrError(Obj->getFileName(), S.getContents());
1956

1957
    if ((Name == ".rsrc") || (Name == ".rsrc$01")) {
1958
      ResourceSectionRef RSF;
1959
      Error E = RSF.load(Obj, S);
1960
      if (E)
1961
        reportError(std::move(E), Obj->getFileName());
1962
      auto &BaseTable = unwrapOrError(Obj->getFileName(), RSF.getBaseTable());
1963
      W.printNumber("Total Number of Resources",
1964
                    countTotalTableEntries(RSF, BaseTable, "Type"));
1965
      W.printHex("Base Table Address",
1966
                 Obj->getCOFFSection(S)->PointerToRawData);
1967
      W.startLine() << "\n";
1968
      printResourceDirectoryTable(RSF, BaseTable, "Type");
1969
    }
1970
    if (opts::SectionData)
1971
      W.printBinaryBlock(Name.str() + " Data", Ref);
1972
  }
1973
}
1974

1975
uint32_t
1976
COFFDumper::countTotalTableEntries(ResourceSectionRef RSF,
1977
                                   const coff_resource_dir_table &Table,
1978
                                   StringRef Level) {
1979
  uint32_t TotalEntries = 0;
1980
  for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
1981
       i++) {
1982
    auto Entry = unwrapOrError(Obj->getFileName(), RSF.getTableEntry(Table, i));
1983
    if (Entry.Offset.isSubDir()) {
1984
      StringRef NextLevel;
1985
      if (Level == "Name")
1986
        NextLevel = "Language";
1987
      else
1988
        NextLevel = "Name";
1989
      auto &NextTable =
1990
          unwrapOrError(Obj->getFileName(), RSF.getEntrySubDir(Entry));
1991
      TotalEntries += countTotalTableEntries(RSF, NextTable, NextLevel);
1992
    } else {
1993
      TotalEntries += 1;
1994
    }
1995
  }
1996
  return TotalEntries;
1997
}
1998

1999
void COFFDumper::printResourceDirectoryTable(
2000
    ResourceSectionRef RSF, const coff_resource_dir_table &Table,
2001
    StringRef Level) {
2002

2003
  W.printNumber("Number of String Entries", Table.NumberOfNameEntries);
2004
  W.printNumber("Number of ID Entries", Table.NumberOfIDEntries);
2005

2006
  // Iterate through level in resource directory tree.
2007
  for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
2008
       i++) {
2009
    auto Entry = unwrapOrError(Obj->getFileName(), RSF.getTableEntry(Table, i));
2010
    StringRef Name;
2011
    SmallString<20> IDStr;
2012
    raw_svector_ostream OS(IDStr);
2013
    if (i < Table.NumberOfNameEntries) {
2014
      ArrayRef<UTF16> RawEntryNameString =
2015
          unwrapOrError(Obj->getFileName(), RSF.getEntryNameString(Entry));
2016
      std::vector<UTF16> EndianCorrectedNameString;
2017
      if (llvm::sys::IsBigEndianHost) {
2018
        EndianCorrectedNameString.resize(RawEntryNameString.size() + 1);
2019
        std::copy(RawEntryNameString.begin(), RawEntryNameString.end(),
2020
                  EndianCorrectedNameString.begin() + 1);
2021
        EndianCorrectedNameString[0] = UNI_UTF16_BYTE_ORDER_MARK_SWAPPED;
2022
        RawEntryNameString = ArrayRef(EndianCorrectedNameString);
2023
      }
2024
      std::string EntryNameString;
2025
      if (!llvm::convertUTF16ToUTF8String(RawEntryNameString, EntryNameString))
2026
        reportError(errorCodeToError(object_error::parse_failed),
2027
                    Obj->getFileName());
2028
      OS << ": ";
2029
      OS << EntryNameString;
2030
    } else {
2031
      if (Level == "Type") {
2032
        OS << ": ";
2033
        printResourceTypeName(Entry.Identifier.ID, OS);
2034
      } else {
2035
        OS << ": (ID " << Entry.Identifier.ID << ")";
2036
      }
2037
    }
2038
    Name = IDStr;
2039
    ListScope ResourceType(W, Level.str() + Name.str());
2040
    if (Entry.Offset.isSubDir()) {
2041
      W.printHex("Table Offset", Entry.Offset.value());
2042
      StringRef NextLevel;
2043
      if (Level == "Name")
2044
        NextLevel = "Language";
2045
      else
2046
        NextLevel = "Name";
2047
      auto &NextTable =
2048
          unwrapOrError(Obj->getFileName(), RSF.getEntrySubDir(Entry));
2049
      printResourceDirectoryTable(RSF, NextTable, NextLevel);
2050
    } else {
2051
      W.printHex("Entry Offset", Entry.Offset.value());
2052
      char FormattedTime[20] = {};
2053
      time_t TDS = time_t(Table.TimeDateStamp);
2054
      strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
2055
      W.printHex("Time/Date Stamp", FormattedTime, Table.TimeDateStamp);
2056
      W.printNumber("Major Version", Table.MajorVersion);
2057
      W.printNumber("Minor Version", Table.MinorVersion);
2058
      W.printNumber("Characteristics", Table.Characteristics);
2059
      ListScope DataScope(W, "Data");
2060
      auto &DataEntry =
2061
          unwrapOrError(Obj->getFileName(), RSF.getEntryData(Entry));
2062
      W.printHex("DataRVA", DataEntry.DataRVA);
2063
      W.printNumber("DataSize", DataEntry.DataSize);
2064
      W.printNumber("Codepage", DataEntry.Codepage);
2065
      W.printNumber("Reserved", DataEntry.Reserved);
2066
      StringRef Contents =
2067
          unwrapOrError(Obj->getFileName(), RSF.getContents(DataEntry));
2068
      W.printBinaryBlock("Data", Contents);
2069
    }
2070
  }
2071
}
2072

2073
void COFFDumper::printStackMap() const {
2074
  SectionRef StackMapSection;
2075
  for (auto Sec : Obj->sections()) {
2076
    StringRef Name;
2077
    if (Expected<StringRef> NameOrErr = Sec.getName())
2078
      Name = *NameOrErr;
2079
    else
2080
      consumeError(NameOrErr.takeError());
2081

2082
    if (Name == ".llvm_stackmaps") {
2083
      StackMapSection = Sec;
2084
      break;
2085
    }
2086
  }
2087

2088
  if (StackMapSection == SectionRef())
2089
    return;
2090

2091
  StringRef StackMapContents =
2092
      unwrapOrError(Obj->getFileName(), StackMapSection.getContents());
2093
  ArrayRef<uint8_t> StackMapContentsArray =
2094
      arrayRefFromStringRef(StackMapContents);
2095

2096
  if (Obj->isLittleEndian())
2097
    prettyPrintStackMap(
2098
        W, StackMapParser<llvm::endianness::little>(StackMapContentsArray));
2099
  else
2100
    prettyPrintStackMap(
2101
        W, StackMapParser<llvm::endianness::big>(StackMapContentsArray));
2102
}
2103

2104
void COFFDumper::printAddrsig() {
2105
  SectionRef AddrsigSection;
2106
  for (auto Sec : Obj->sections()) {
2107
    StringRef Name;
2108
    if (Expected<StringRef> NameOrErr = Sec.getName())
2109
      Name = *NameOrErr;
2110
    else
2111
      consumeError(NameOrErr.takeError());
2112

2113
    if (Name == ".llvm_addrsig") {
2114
      AddrsigSection = Sec;
2115
      break;
2116
    }
2117
  }
2118

2119
  if (AddrsigSection == SectionRef())
2120
    return;
2121

2122
  StringRef AddrsigContents =
2123
      unwrapOrError(Obj->getFileName(), AddrsigSection.getContents());
2124
  ArrayRef<uint8_t> AddrsigContentsArray(AddrsigContents.bytes_begin(),
2125
                                         AddrsigContents.size());
2126

2127
  ListScope L(W, "Addrsig");
2128
  const uint8_t *Cur = AddrsigContents.bytes_begin();
2129
  const uint8_t *End = AddrsigContents.bytes_end();
2130
  while (Cur != End) {
2131
    unsigned Size;
2132
    const char *Err = nullptr;
2133
    uint64_t SymIndex = decodeULEB128(Cur, &Size, End, &Err);
2134
    if (Err)
2135
      reportError(createError(Err), Obj->getFileName());
2136

2137
    W.printNumber("Sym", getSymbolName(SymIndex), SymIndex);
2138
    Cur += Size;
2139
  }
2140
}
2141

2142
void COFFDumper::printCGProfile() {
2143
  SectionRef CGProfileSection;
2144
  for (SectionRef Sec : Obj->sections()) {
2145
    StringRef Name = unwrapOrError(Obj->getFileName(), Sec.getName());
2146
    if (Name == ".llvm.call-graph-profile") {
2147
      CGProfileSection = Sec;
2148
      break;
2149
    }
2150
  }
2151

2152
  if (CGProfileSection == SectionRef())
2153
    return;
2154

2155
  StringRef CGProfileContents =
2156
      unwrapOrError(Obj->getFileName(), CGProfileSection.getContents());
2157
  BinaryStreamReader Reader(CGProfileContents, llvm::endianness::little);
2158

2159
  ListScope L(W, "CGProfile");
2160
  while (!Reader.empty()) {
2161
    uint32_t FromIndex, ToIndex;
2162
    uint64_t Count;
2163
    if (Error Err = Reader.readInteger(FromIndex))
2164
      reportError(std::move(Err), Obj->getFileName());
2165
    if (Error Err = Reader.readInteger(ToIndex))
2166
      reportError(std::move(Err), Obj->getFileName());
2167
    if (Error Err = Reader.readInteger(Count))
2168
      reportError(std::move(Err), Obj->getFileName());
2169

2170
    DictScope D(W, "CGProfileEntry");
2171
    W.printNumber("From", getSymbolName(FromIndex), FromIndex);
2172
    W.printNumber("To", getSymbolName(ToIndex), ToIndex);
2173
    W.printNumber("Weight", Count);
2174
  }
2175
}
2176

2177
StringRef COFFDumper::getSymbolName(uint32_t Index) {
2178
  Expected<COFFSymbolRef> Sym = Obj->getSymbol(Index);
2179
  if (!Sym)
2180
    reportError(Sym.takeError(), Obj->getFileName());
2181

2182
  Expected<StringRef> SymName = Obj->getSymbolName(*Sym);
2183
  if (!SymName)
2184
    reportError(SymName.takeError(), Obj->getFileName());
2185

2186
  return *SymName;
2187
}
2188

2189
void llvm::dumpCodeViewMergedTypes(ScopedPrinter &Writer,
2190
                                   ArrayRef<ArrayRef<uint8_t>> IpiRecords,
2191
                                   ArrayRef<ArrayRef<uint8_t>> TpiRecords) {
2192
  TypeTableCollection TpiTypes(TpiRecords);
2193
  {
2194
    ListScope S(Writer, "MergedTypeStream");
2195
    TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
2196
    if (Error Err = codeview::visitTypeStream(TpiTypes, TDV))
2197
      reportError(std::move(Err), "<?>");
2198
    Writer.flush();
2199
  }
2200

2201
  // Flatten the id stream and print it next. The ID stream refers to names from
2202
  // the type stream.
2203
  TypeTableCollection IpiTypes(IpiRecords);
2204
  {
2205
    ListScope S(Writer, "MergedIDStream");
2206
    TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
2207
    TDV.setIpiTypes(IpiTypes);
2208
    if (Error Err = codeview::visitTypeStream(IpiTypes, TDV))
2209
      reportError(std::move(Err), "<?>");
2210
    Writer.flush();
2211
  }
2212
}
2213

2214
void COFFDumper::printCOFFTLSDirectory() {
2215
  if (Obj->is64())
2216
    printCOFFTLSDirectory(Obj->getTLSDirectory64());
2217
  else
2218
    printCOFFTLSDirectory(Obj->getTLSDirectory32());
2219
}
2220

2221
template <typename IntTy>
2222
void COFFDumper::printCOFFTLSDirectory(
2223
    const coff_tls_directory<IntTy> *TlsTable) {
2224
  DictScope D(W, "TLSDirectory");
2225
  if (!TlsTable)
2226
    return;
2227

2228
  W.printHex("StartAddressOfRawData", TlsTable->StartAddressOfRawData);
2229
  W.printHex("EndAddressOfRawData", TlsTable->EndAddressOfRawData);
2230
  W.printHex("AddressOfIndex", TlsTable->AddressOfIndex);
2231
  W.printHex("AddressOfCallBacks", TlsTable->AddressOfCallBacks);
2232
  W.printHex("SizeOfZeroFill", TlsTable->SizeOfZeroFill);
2233
  W.printFlags("Characteristics", TlsTable->Characteristics,
2234
               ArrayRef(ImageSectionCharacteristics),
2235
               COFF::SectionCharacteristics(COFF::IMAGE_SCN_ALIGN_MASK));
2236
}
2237

2238
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Company
