1 //===-- COFFDumper.cpp - COFF-specific dumper -------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief This file implements the COFF-specific dumper for llvm-readobj.
13 //===----------------------------------------------------------------------===//
15 #include "ARMWinEHPrinter.h"
17 #include "ObjDumper.h"
18 #include "StackMapPrinter.h"
19 #include "Win64EHDumper.h"
20 #include "llvm-readobj.h"
21 #include "llvm/ADT/DenseMap.h"
22 #include "llvm/ADT/SmallString.h"
23 #include "llvm/ADT/StringExtras.h"
24 #include "llvm/BinaryFormat/COFF.h"
25 #include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
26 #include "llvm/DebugInfo/CodeView/CodeView.h"
27 #include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
28 #include "llvm/DebugInfo/CodeView/DebugFrameDataSubsection.h"
29 #include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h"
30 #include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h"
31 #include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
32 #include "llvm/DebugInfo/CodeView/LazyRandomTypeCollection.h"
33 #include "llvm/DebugInfo/CodeView/Line.h"
34 #include "llvm/DebugInfo/CodeView/RecordSerialization.h"
35 #include "llvm/DebugInfo/CodeView/SymbolDeserializer.h"
36 #include "llvm/DebugInfo/CodeView/SymbolDumpDelegate.h"
37 #include "llvm/DebugInfo/CodeView/SymbolDumper.h"
38 #include "llvm/DebugInfo/CodeView/SymbolRecord.h"
39 #include "llvm/DebugInfo/CodeView/TypeDumpVisitor.h"
40 #include "llvm/DebugInfo/CodeView/TypeIndex.h"
41 #include "llvm/DebugInfo/CodeView/TypeRecord.h"
42 #include "llvm/DebugInfo/CodeView/TypeStreamMerger.h"
43 #include "llvm/DebugInfo/CodeView/TypeTableBuilder.h"
44 #include "llvm/DebugInfo/CodeView/TypeTableCollection.h"
45 #include "llvm/Object/COFF.h"
46 #include "llvm/Object/ObjectFile.h"
47 #include "llvm/Support/BinaryStreamReader.h"
48 #include "llvm/Support/Casting.h"
49 #include "llvm/Support/Compiler.h"
50 #include "llvm/Support/ConvertUTF.h"
51 #include "llvm/Support/DataExtractor.h"
52 #include "llvm/Support/FormatVariadic.h"
53 #include "llvm/Support/Path.h"
54 #include "llvm/Support/ScopedPrinter.h"
55 #include "llvm/Support/SourceMgr.h"
56 #include "llvm/Support/Win64EH.h"
57 #include "llvm/Support/raw_ostream.h"
60 #include <system_error>
64 using namespace llvm::object;
65 using namespace llvm::codeview;
66 using namespace llvm::support;
67 using namespace llvm::Win64EH;
71 struct LoadConfigTables {
72 uint64_t SEHTableVA = 0;
73 uint64_t SEHTableCount = 0;
74 uint32_t GuardFlags = 0;
75 uint64_t GuardFidTableVA = 0;
76 uint64_t GuardFidTableCount = 0;
79 class COFFDumper : public ObjDumper {
81 friend class COFFObjectDumpDelegate;
82 COFFDumper(const llvm::object::COFFObjectFile *Obj, ScopedPrinter &Writer)
83 : ObjDumper(Writer), Obj(Obj), Writer(Writer), Types(100) {}
85 void printFileHeaders() override;
86 void printSections() override;
87 void printRelocations() override;
88 void printSymbols() override;
89 void printDynamicSymbols() override;
90 void printUnwindInfo() override;
91 void printCOFFImports() override;
92 void printCOFFExports() override;
93 void printCOFFDirectives() override;
94 void printCOFFBaseReloc() override;
95 void printCOFFDebugDirectory() override;
96 void printCOFFResources() override;
97 void printCOFFLoadConfig() override;
98 void printCodeViewDebugInfo() override;
99 void mergeCodeViewTypes(llvm::codeview::TypeTableBuilder &CVIDs,
100 llvm::codeview::TypeTableBuilder &CVTypes) override;
101 void printStackMap() const override;
103 void printSymbol(const SymbolRef &Sym);
104 void printRelocation(const SectionRef &Section, const RelocationRef &Reloc,
106 void printDataDirectory(uint32_t Index, const std::string &FieldName);
108 void printDOSHeader(const dos_header *DH);
109 template <class PEHeader> void printPEHeader(const PEHeader *Hdr);
110 void printBaseOfDataField(const pe32_header *Hdr);
111 void printBaseOfDataField(const pe32plus_header *Hdr);
112 template <typename T>
113 void printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables);
114 typedef void (*PrintExtraCB)(raw_ostream &, const uint8_t *);
115 void printRVATable(uint64_t TableVA, uint64_t Count, uint64_t EntrySize,
116 PrintExtraCB PrintExtra = 0);
118 void printCodeViewSymbolSection(StringRef SectionName, const SectionRef &Section);
119 void printCodeViewTypeSection(StringRef SectionName, const SectionRef &Section);
120 StringRef getTypeName(TypeIndex Ty);
121 StringRef getFileNameForFileOffset(uint32_t FileOffset);
122 void printFileNameForOffset(StringRef Label, uint32_t FileOffset);
123 void printTypeIndex(StringRef FieldName, TypeIndex TI) {
124 // Forward to CVTypeDumper for simplicity.
125 codeview::printTypeIndex(Writer, FieldName, TI, Types);
128 void printCodeViewSymbolsSubsection(StringRef Subsection,
129 const SectionRef &Section,
130 StringRef SectionContents);
132 void printCodeViewFileChecksums(StringRef Subsection);
134 void printCodeViewInlineeLines(StringRef Subsection);
136 void printRelocatedField(StringRef Label, const coff_section *Sec,
137 uint32_t RelocOffset, uint32_t Offset,
138 StringRef *RelocSym = nullptr);
140 uint32_t countTotalTableEntries(ResourceSectionRef RSF,
141 const coff_resource_dir_table &Table,
144 void printResourceDirectoryTable(ResourceSectionRef RSF,
145 const coff_resource_dir_table &Table,
148 void printBinaryBlockWithRelocs(StringRef Label, const SectionRef &Sec,
149 StringRef SectionContents, StringRef Block);
151 /// Given a .debug$S section, find the string table and file checksum table.
152 void initializeFileAndStringTables(BinaryStreamReader &Reader);
154 void cacheRelocations();
156 std::error_code resolveSymbol(const coff_section *Section, uint64_t Offset,
158 std::error_code resolveSymbolName(const coff_section *Section,
159 uint64_t Offset, StringRef &Name);
160 std::error_code resolveSymbolName(const coff_section *Section,
161 StringRef SectionContents,
162 const void *RelocPtr, StringRef &Name);
163 void printImportedSymbols(iterator_range<imported_symbol_iterator> Range);
164 void printDelayImportedSymbols(
165 const DelayImportDirectoryEntryRef &I,
166 iterator_range<imported_symbol_iterator> Range);
167 ErrorOr<const coff_resource_dir_entry &>
168 getResourceDirectoryTableEntry(const coff_resource_dir_table &Table,
171 typedef DenseMap<const coff_section*, std::vector<RelocationRef> > RelocMapTy;
173 const llvm::object::COFFObjectFile *Obj;
174 bool RelocCached = false;
177 DebugChecksumsSubsectionRef CVFileChecksumTable;
179 DebugStringTableSubsectionRef CVStringTable;
181 ScopedPrinter &Writer;
182 BinaryByteStream TypeContents;
183 LazyRandomTypeCollection Types;
186 class COFFObjectDumpDelegate : public SymbolDumpDelegate {
188 COFFObjectDumpDelegate(COFFDumper &CD, const SectionRef &SR,
189 const COFFObjectFile *Obj, StringRef SectionContents)
190 : CD(CD), SR(SR), SectionContents(SectionContents) {
191 Sec = Obj->getCOFFSection(SR);
194 uint32_t getRecordOffset(BinaryStreamReader Reader) override {
195 ArrayRef<uint8_t> Data;
196 if (auto EC = Reader.readLongestContiguousChunk(Data)) {
197 llvm::consumeError(std::move(EC));
200 return Data.data() - SectionContents.bytes_begin();
203 void printRelocatedField(StringRef Label, uint32_t RelocOffset,
204 uint32_t Offset, StringRef *RelocSym) override {
205 CD.printRelocatedField(Label, Sec, RelocOffset, Offset, RelocSym);
208 void printBinaryBlockWithRelocs(StringRef Label,
209 ArrayRef<uint8_t> Block) override {
210 StringRef SBlock(reinterpret_cast<const char *>(Block.data()),
212 if (opts::CodeViewSubsectionBytes)
213 CD.printBinaryBlockWithRelocs(Label, SR, SectionContents, SBlock);
216 StringRef getFileNameForFileOffset(uint32_t FileOffset) override {
217 return CD.getFileNameForFileOffset(FileOffset);
220 DebugStringTableSubsectionRef getStringTable() override {
221 return CD.CVStringTable;
226 const SectionRef &SR;
227 const coff_section *Sec;
228 StringRef SectionContents;
235 std::error_code createCOFFDumper(const object::ObjectFile *Obj,
236 ScopedPrinter &Writer,
237 std::unique_ptr<ObjDumper> &Result) {
238 const COFFObjectFile *COFFObj = dyn_cast<COFFObjectFile>(Obj);
240 return readobj_error::unsupported_obj_file_format;
242 Result.reset(new COFFDumper(COFFObj, Writer));
243 return readobj_error::success;
248 // Given a a section and an offset into this section the function returns the
249 // symbol used for the relocation at the offset.
250 std::error_code COFFDumper::resolveSymbol(const coff_section *Section,
251 uint64_t Offset, SymbolRef &Sym) {
253 const auto &Relocations = RelocMap[Section];
254 auto SymI = Obj->symbol_end();
255 for (const auto &Relocation : Relocations) {
256 uint64_t RelocationOffset = Relocation.getOffset();
258 if (RelocationOffset == Offset) {
259 SymI = Relocation.getSymbol();
263 if (SymI == Obj->symbol_end())
264 return readobj_error::unknown_symbol;
266 return readobj_error::success;
269 // Given a section and an offset into this section the function returns the name
270 // of the symbol used for the relocation at the offset.
271 std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
275 if (std::error_code EC = resolveSymbol(Section, Offset, Symbol))
277 Expected<StringRef> NameOrErr = Symbol.getName();
279 return errorToErrorCode(NameOrErr.takeError());
281 return std::error_code();
284 // Helper for when you have a pointer to real data and you want to know about
285 // relocations against it.
286 std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
287 StringRef SectionContents,
288 const void *RelocPtr,
290 assert(SectionContents.data() < RelocPtr &&
291 RelocPtr < SectionContents.data() + SectionContents.size() &&
292 "pointer to relocated object is not in section");
293 uint64_t Offset = ptrdiff_t(reinterpret_cast<const char *>(RelocPtr) -
294 SectionContents.data());
295 return resolveSymbolName(Section, Offset, Name);
298 void COFFDumper::printRelocatedField(StringRef Label, const coff_section *Sec,
299 uint32_t RelocOffset, uint32_t Offset,
300 StringRef *RelocSym) {
301 StringRef SymStorage;
302 StringRef &Symbol = RelocSym ? *RelocSym : SymStorage;
303 if (!resolveSymbolName(Sec, RelocOffset, Symbol))
304 W.printSymbolOffset(Label, Symbol, Offset);
306 W.printHex(Label, RelocOffset);
309 void COFFDumper::printBinaryBlockWithRelocs(StringRef Label,
310 const SectionRef &Sec,
311 StringRef SectionContents,
313 W.printBinaryBlock(Label, Block);
315 assert(SectionContents.begin() < Block.begin() &&
316 SectionContents.end() >= Block.end() &&
317 "Block is not contained in SectionContents");
318 uint64_t OffsetStart = Block.data() - SectionContents.data();
319 uint64_t OffsetEnd = OffsetStart + Block.size();
323 ListScope D(W, "BlockRelocations");
324 const coff_section *Section = Obj->getCOFFSection(Sec);
325 const auto &Relocations = RelocMap[Section];
326 for (const auto &Relocation : Relocations) {
327 uint64_t RelocationOffset = Relocation.getOffset();
328 if (OffsetStart <= RelocationOffset && RelocationOffset < OffsetEnd)
329 printRelocation(Sec, Relocation, OffsetStart);
333 static const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = {
334 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN ),
335 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33 ),
336 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64 ),
337 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM ),
338 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64 ),
339 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT ),
340 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC ),
341 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386 ),
342 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64 ),
343 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R ),
344 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16 ),
345 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU ),
346 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16),
347 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC ),
348 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP),
349 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000 ),
350 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3 ),
351 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP ),
352 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4 ),
353 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5 ),
354 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB ),
355 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2)
358 static const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = {
359 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED ),
360 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE ),
361 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED ),
362 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED ),
363 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM ),
364 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE ),
365 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO ),
366 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE ),
367 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED ),
368 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP),
369 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP ),
370 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM ),
371 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL ),
372 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY ),
373 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI )
376 static const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = {
377 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN ),
378 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE ),
379 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI ),
380 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI ),
381 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI ),
382 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI ),
383 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION ),
384 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER),
385 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER ),
386 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM ),
387 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX ),
390 static const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = {
391 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA ),
392 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE ),
393 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY ),
394 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ),
395 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION ),
396 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH ),
397 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND ),
398 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER ),
399 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER ),
400 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF ),
401 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE),
404 static const EnumEntry<COFF::SectionCharacteristics>
405 ImageSectionCharacteristics[] = {
406 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NOLOAD ),
407 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD ),
408 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE ),
409 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA ),
410 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA),
411 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER ),
412 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO ),
413 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE ),
414 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT ),
415 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL ),
416 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE ),
417 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT ),
418 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED ),
419 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD ),
420 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES ),
421 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES ),
422 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES ),
423 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES ),
424 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES ),
425 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES ),
426 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES ),
427 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES ),
428 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES ),
429 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES ),
430 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES ),
431 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES ),
432 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES ),
433 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES ),
434 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL ),
435 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE ),
436 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED ),
437 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED ),
438 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED ),
439 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE ),
440 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ ),
441 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE )
444 static const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = {
445 { "Null" , COFF::IMAGE_SYM_TYPE_NULL },
446 { "Void" , COFF::IMAGE_SYM_TYPE_VOID },
447 { "Char" , COFF::IMAGE_SYM_TYPE_CHAR },
448 { "Short" , COFF::IMAGE_SYM_TYPE_SHORT },
449 { "Int" , COFF::IMAGE_SYM_TYPE_INT },
450 { "Long" , COFF::IMAGE_SYM_TYPE_LONG },
451 { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT },
452 { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE },
453 { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT },
454 { "Union" , COFF::IMAGE_SYM_TYPE_UNION },
455 { "Enum" , COFF::IMAGE_SYM_TYPE_ENUM },
456 { "MOE" , COFF::IMAGE_SYM_TYPE_MOE },
457 { "Byte" , COFF::IMAGE_SYM_TYPE_BYTE },
458 { "Word" , COFF::IMAGE_SYM_TYPE_WORD },
459 { "UInt" , COFF::IMAGE_SYM_TYPE_UINT },
460 { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD }
463 static const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = {
464 { "Null" , COFF::IMAGE_SYM_DTYPE_NULL },
465 { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER },
466 { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION },
467 { "Array" , COFF::IMAGE_SYM_DTYPE_ARRAY }
470 static const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = {
471 { "EndOfFunction" , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION },
472 { "Null" , COFF::IMAGE_SYM_CLASS_NULL },
473 { "Automatic" , COFF::IMAGE_SYM_CLASS_AUTOMATIC },
474 { "External" , COFF::IMAGE_SYM_CLASS_EXTERNAL },
475 { "Static" , COFF::IMAGE_SYM_CLASS_STATIC },
476 { "Register" , COFF::IMAGE_SYM_CLASS_REGISTER },
477 { "ExternalDef" , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF },
478 { "Label" , COFF::IMAGE_SYM_CLASS_LABEL },
479 { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL },
480 { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT },
481 { "Argument" , COFF::IMAGE_SYM_CLASS_ARGUMENT },
482 { "StructTag" , COFF::IMAGE_SYM_CLASS_STRUCT_TAG },
483 { "MemberOfUnion" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION },
484 { "UnionTag" , COFF::IMAGE_SYM_CLASS_UNION_TAG },
485 { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION },
486 { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC },
487 { "EnumTag" , COFF::IMAGE_SYM_CLASS_ENUM_TAG },
488 { "MemberOfEnum" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM },
489 { "RegisterParam" , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM },
490 { "BitField" , COFF::IMAGE_SYM_CLASS_BIT_FIELD },
491 { "Block" , COFF::IMAGE_SYM_CLASS_BLOCK },
492 { "Function" , COFF::IMAGE_SYM_CLASS_FUNCTION },
493 { "EndOfStruct" , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT },
494 { "File" , COFF::IMAGE_SYM_CLASS_FILE },
495 { "Section" , COFF::IMAGE_SYM_CLASS_SECTION },
496 { "WeakExternal" , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL },
497 { "CLRToken" , COFF::IMAGE_SYM_CLASS_CLR_TOKEN }
500 static const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = {
501 { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES },
502 { "Any" , COFF::IMAGE_COMDAT_SELECT_ANY },
503 { "SameSize" , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE },
504 { "ExactMatch" , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH },
505 { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE },
506 { "Largest" , COFF::IMAGE_COMDAT_SELECT_LARGEST },
507 { "Newest" , COFF::IMAGE_COMDAT_SELECT_NEWEST }
510 static const EnumEntry<COFF::DebugType> ImageDebugType[] = {
511 { "Unknown" , COFF::IMAGE_DEBUG_TYPE_UNKNOWN },
512 { "COFF" , COFF::IMAGE_DEBUG_TYPE_COFF },
513 { "CodeView" , COFF::IMAGE_DEBUG_TYPE_CODEVIEW },
514 { "FPO" , COFF::IMAGE_DEBUG_TYPE_FPO },
515 { "Misc" , COFF::IMAGE_DEBUG_TYPE_MISC },
516 { "Exception" , COFF::IMAGE_DEBUG_TYPE_EXCEPTION },
517 { "Fixup" , COFF::IMAGE_DEBUG_TYPE_FIXUP },
518 { "OmapToSrc" , COFF::IMAGE_DEBUG_TYPE_OMAP_TO_SRC },
519 { "OmapFromSrc", COFF::IMAGE_DEBUG_TYPE_OMAP_FROM_SRC },
520 { "Borland" , COFF::IMAGE_DEBUG_TYPE_BORLAND },
521 { "Reserved10" , COFF::IMAGE_DEBUG_TYPE_RESERVED10 },
522 { "CLSID" , COFF::IMAGE_DEBUG_TYPE_CLSID },
523 { "VCFeature" , COFF::IMAGE_DEBUG_TYPE_VC_FEATURE },
524 { "POGO" , COFF::IMAGE_DEBUG_TYPE_POGO },
525 { "ILTCG" , COFF::IMAGE_DEBUG_TYPE_ILTCG },
526 { "MPX" , COFF::IMAGE_DEBUG_TYPE_MPX },
527 { "Repro" , COFF::IMAGE_DEBUG_TYPE_REPRO },
530 static const EnumEntry<COFF::WeakExternalCharacteristics>
531 WeakExternalCharacteristics[] = {
532 { "NoLibrary", COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY },
533 { "Library" , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY },
534 { "Alias" , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS }
537 static const EnumEntry<uint32_t> SubSectionTypes[] = {
538 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols),
539 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Lines),
540 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable),
541 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums),
542 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData),
543 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines),
544 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports),
545 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports),
546 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines),
547 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap),
548 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap),
549 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput),
550 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA),
553 static const EnumEntry<uint32_t> FrameDataFlags[] = {
554 LLVM_READOBJ_ENUM_ENT(FrameData, HasSEH),
555 LLVM_READOBJ_ENUM_ENT(FrameData, HasEH),
556 LLVM_READOBJ_ENUM_ENT(FrameData, IsFunctionStart),
559 static const EnumEntry<uint8_t> FileChecksumKindNames[] = {
560 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, None),
561 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, MD5),
562 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA1),
563 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA256),
566 static const EnumEntry<COFF::ResourceTypeID> ResourceTypeNames[]{
567 {"kRT_CURSOR (ID 1)", COFF::RID_Cursor},
568 {"kRT_BITMAP (ID 2)", COFF::RID_Bitmap},
569 {"kRT_ICON (ID 3)", COFF::RID_Icon},
570 {"kRT_MENU (ID 4)", COFF::RID_Menu},
571 {"kRT_DIALOG (ID 5)", COFF::RID_Dialog},
572 {"kRT_STRING (ID 6)", COFF::RID_String},
573 {"kRT_FONTDIR (ID 7)", COFF::RID_FontDir},
574 {"kRT_FONT (ID 8)", COFF::RID_Font},
575 {"kRT_ACCELERATOR (ID 9)", COFF::RID_Accelerator},
576 {"kRT_RCDATA (ID 10)", COFF::RID_RCData},
577 {"kRT_MESSAGETABLE (ID 11)", COFF::RID_MessageTable},
578 {"kRT_GROUP_CURSOR (ID 12)", COFF::RID_Group_Cursor},
579 {"kRT_GROUP_ICON (ID 14)", COFF::RID_Group_Icon},
580 {"kRT_VERSION (ID 16)", COFF::RID_Version},
581 {"kRT_DLGINCLUDE (ID 17)", COFF::RID_DLGInclude},
582 {"kRT_PLUGPLAY (ID 19)", COFF::RID_PlugPlay},
583 {"kRT_VXD (ID 20)", COFF::RID_VXD},
584 {"kRT_ANICURSOR (ID 21)", COFF::RID_AniCursor},
585 {"kRT_ANIICON (ID 22)", COFF::RID_AniIcon},
586 {"kRT_HTML (ID 23)", COFF::RID_HTML},
587 {"kRT_MANIFEST (ID 24)", COFF::RID_Manifest}};
589 template <typename T>
590 static std::error_code getSymbolAuxData(const COFFObjectFile *Obj,
591 COFFSymbolRef Symbol,
592 uint8_t AuxSymbolIdx, const T *&Aux) {
593 ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol);
594 AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize());
595 Aux = reinterpret_cast<const T*>(AuxData.data());
596 return readobj_error::success;
599 void COFFDumper::cacheRelocations() {
604 for (const SectionRef &S : Obj->sections()) {
605 const coff_section *Section = Obj->getCOFFSection(S);
607 for (const RelocationRef &Reloc : S.relocations())
608 RelocMap[Section].push_back(Reloc);
610 // Sort relocations by address.
611 std::sort(RelocMap[Section].begin(), RelocMap[Section].end(),
616 void COFFDumper::printDataDirectory(uint32_t Index, const std::string &FieldName) {
617 const data_directory *Data;
618 if (Obj->getDataDirectory(Index, Data))
620 W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress);
621 W.printHex(FieldName + "Size", Data->Size);
624 void COFFDumper::printFileHeaders() {
625 time_t TDS = Obj->getTimeDateStamp();
626 char FormattedTime[20] = { };
627 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
630 DictScope D(W, "ImageFileHeader");
631 W.printEnum ("Machine", Obj->getMachine(),
632 makeArrayRef(ImageFileMachineType));
633 W.printNumber("SectionCount", Obj->getNumberOfSections());
634 W.printHex ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp());
635 W.printHex ("PointerToSymbolTable", Obj->getPointerToSymbolTable());
636 W.printNumber("SymbolCount", Obj->getNumberOfSymbols());
637 W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader());
638 W.printFlags ("Characteristics", Obj->getCharacteristics(),
639 makeArrayRef(ImageFileCharacteristics));
642 // Print PE header. This header does not exist if this is an object file and
643 // not an executable.
644 const pe32_header *PEHeader = nullptr;
645 error(Obj->getPE32Header(PEHeader));
647 printPEHeader<pe32_header>(PEHeader);
649 const pe32plus_header *PEPlusHeader = nullptr;
650 error(Obj->getPE32PlusHeader(PEPlusHeader));
652 printPEHeader<pe32plus_header>(PEPlusHeader);
654 if (const dos_header *DH = Obj->getDOSHeader())
658 void COFFDumper::printDOSHeader(const dos_header *DH) {
659 DictScope D(W, "DOSHeader");
660 W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic)));
661 W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage);
662 W.printNumber("FileSizeInPages", DH->FileSizeInPages);
663 W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems);
664 W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs);
665 W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs);
666 W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs);
667 W.printNumber("InitialRelativeSS", DH->InitialRelativeSS);
668 W.printNumber("InitialSP", DH->InitialSP);
669 W.printNumber("Checksum", DH->Checksum);
670 W.printNumber("InitialIP", DH->InitialIP);
671 W.printNumber("InitialRelativeCS", DH->InitialRelativeCS);
672 W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable);
673 W.printNumber("OverlayNumber", DH->OverlayNumber);
674 W.printNumber("OEMid", DH->OEMid);
675 W.printNumber("OEMinfo", DH->OEMinfo);
676 W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader);
679 template <class PEHeader>
680 void COFFDumper::printPEHeader(const PEHeader *Hdr) {
681 DictScope D(W, "ImageOptionalHeader");
682 W.printHex ("Magic", Hdr->Magic);
683 W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion);
684 W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion);
685 W.printNumber("SizeOfCode", Hdr->SizeOfCode);
686 W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData);
687 W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData);
688 W.printHex ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint);
689 W.printHex ("BaseOfCode", Hdr->BaseOfCode);
690 printBaseOfDataField(Hdr);
691 W.printHex ("ImageBase", Hdr->ImageBase);
692 W.printNumber("SectionAlignment", Hdr->SectionAlignment);
693 W.printNumber("FileAlignment", Hdr->FileAlignment);
694 W.printNumber("MajorOperatingSystemVersion",
695 Hdr->MajorOperatingSystemVersion);
696 W.printNumber("MinorOperatingSystemVersion",
697 Hdr->MinorOperatingSystemVersion);
698 W.printNumber("MajorImageVersion", Hdr->MajorImageVersion);
699 W.printNumber("MinorImageVersion", Hdr->MinorImageVersion);
700 W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion);
701 W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion);
702 W.printNumber("SizeOfImage", Hdr->SizeOfImage);
703 W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders);
704 W.printEnum ("Subsystem", Hdr->Subsystem, makeArrayRef(PEWindowsSubsystem));
705 W.printFlags ("Characteristics", Hdr->DLLCharacteristics,
706 makeArrayRef(PEDLLCharacteristics));
707 W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve);
708 W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit);
709 W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve);
710 W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit);
711 W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize);
713 if (Hdr->NumberOfRvaAndSize > 0) {
714 DictScope D(W, "DataDirectory");
715 static const char * const directory[] = {
716 "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable",
717 "CertificateTable", "BaseRelocationTable", "Debug", "Architecture",
718 "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT",
719 "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved"
722 for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i)
723 printDataDirectory(i, directory[i]);
727 void COFFDumper::printCOFFDebugDirectory() {
728 ListScope LS(W, "DebugDirectory");
729 for (const debug_directory &D : Obj->debug_directories()) {
730 char FormattedTime[20] = {};
731 time_t TDS = D.TimeDateStamp;
732 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
733 DictScope S(W, "DebugEntry");
734 W.printHex("Characteristics", D.Characteristics);
735 W.printHex("TimeDateStamp", FormattedTime, D.TimeDateStamp);
736 W.printHex("MajorVersion", D.MajorVersion);
737 W.printHex("MinorVersion", D.MinorVersion);
738 W.printEnum("Type", D.Type, makeArrayRef(ImageDebugType));
739 W.printHex("SizeOfData", D.SizeOfData);
740 W.printHex("AddressOfRawData", D.AddressOfRawData);
741 W.printHex("PointerToRawData", D.PointerToRawData);
742 if (D.Type == COFF::IMAGE_DEBUG_TYPE_CODEVIEW) {
743 const codeview::DebugInfo *DebugInfo;
744 StringRef PDBFileName;
745 error(Obj->getDebugPDBInfo(&D, DebugInfo, PDBFileName));
746 DictScope PDBScope(W, "PDBInfo");
747 W.printHex("PDBSignature", DebugInfo->Signature.CVSignature);
748 if (DebugInfo->Signature.CVSignature == OMF::Signature::PDB70) {
749 W.printBinary("PDBGUID", makeArrayRef(DebugInfo->PDB70.Signature));
750 W.printNumber("PDBAge", DebugInfo->PDB70.Age);
751 W.printString("PDBFileName", PDBFileName);
754 // FIXME: Type values of 12 and 13 are commonly observed but are not in
755 // the documented type enum. Figure out what they mean.
756 ArrayRef<uint8_t> RawData;
758 Obj->getRvaAndSizeAsBytes(D.AddressOfRawData, D.SizeOfData, RawData));
759 W.printBinaryBlock("RawData", RawData);
764 void COFFDumper::printRVATable(uint64_t TableVA, uint64_t Count,
765 uint64_t EntrySize, PrintExtraCB PrintExtra) {
766 uintptr_t TableStart, TableEnd;
767 error(Obj->getVaPtr(TableVA, TableStart));
768 error(Obj->getVaPtr(TableVA + Count * EntrySize - 1, TableEnd));
770 for (uintptr_t I = TableStart; I < TableEnd; I += EntrySize) {
771 uint32_t RVA = *reinterpret_cast<const ulittle32_t *>(I);
772 raw_ostream &OS = W.startLine();
773 OS << "0x" << utohexstr(Obj->getImageBase() + RVA);
775 PrintExtra(OS, reinterpret_cast<const uint8_t *>(I));
780 void COFFDumper::printCOFFLoadConfig() {
781 LoadConfigTables Tables;
783 printCOFFLoadConfig(Obj->getLoadConfig64(), Tables);
785 printCOFFLoadConfig(Obj->getLoadConfig32(), Tables);
787 if (Tables.SEHTableVA) {
788 ListScope LS(W, "SEHTable");
789 printRVATable(Tables.SEHTableVA, Tables.SEHTableCount, 4);
792 if (Tables.GuardFidTableVA) {
793 ListScope LS(W, "GuardFidTable");
794 if (Tables.GuardFlags & uint32_t(coff_guard_flags::FidTableHasFlags)) {
795 auto PrintGuardFlags = [](raw_ostream &OS, const uint8_t *Entry) {
796 uint8_t Flags = *reinterpret_cast<const uint8_t *>(Entry + 4);
798 OS << " flags " << utohexstr(Flags);
800 printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 5,
803 printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 4);
808 template <typename T>
809 void COFFDumper::printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables) {
813 ListScope LS(W, "LoadConfig");
814 char FormattedTime[20] = {};
815 time_t TDS = Conf->TimeDateStamp;
816 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
817 W.printHex("Size", Conf->Size);
819 // Print everything before SecurityCookie. The vast majority of images today
820 // have all these fields.
821 if (Conf->Size < offsetof(T, SEHandlerTable))
823 W.printHex("TimeDateStamp", FormattedTime, TDS);
824 W.printHex("MajorVersion", Conf->MajorVersion);
825 W.printHex("MinorVersion", Conf->MinorVersion);
826 W.printHex("GlobalFlagsClear", Conf->GlobalFlagsClear);
827 W.printHex("GlobalFlagsSet", Conf->GlobalFlagsSet);
828 W.printHex("CriticalSectionDefaultTimeout",
829 Conf->CriticalSectionDefaultTimeout);
830 W.printHex("DeCommitFreeBlockThreshold", Conf->DeCommitFreeBlockThreshold);
831 W.printHex("DeCommitTotalFreeThreshold", Conf->DeCommitTotalFreeThreshold);
832 W.printHex("LockPrefixTable", Conf->LockPrefixTable);
833 W.printHex("MaximumAllocationSize", Conf->MaximumAllocationSize);
834 W.printHex("VirtualMemoryThreshold", Conf->VirtualMemoryThreshold);
835 W.printHex("ProcessHeapFlags", Conf->ProcessHeapFlags);
836 W.printHex("ProcessAffinityMask", Conf->ProcessAffinityMask);
837 W.printHex("CSDVersion", Conf->CSDVersion);
838 W.printHex("DependentLoadFlags", Conf->DependentLoadFlags);
839 W.printHex("EditList", Conf->EditList);
840 W.printHex("SecurityCookie", Conf->SecurityCookie);
842 // Print the safe SEH table if present.
843 if (Conf->Size < offsetof(coff_load_configuration32, GuardCFCheckFunction))
845 W.printHex("SEHandlerTable", Conf->SEHandlerTable);
846 W.printNumber("SEHandlerCount", Conf->SEHandlerCount);
848 Tables.SEHTableVA = Conf->SEHandlerTable;
849 Tables.SEHTableCount = Conf->SEHandlerCount;
851 // Print everything before CodeIntegrity. (2015)
852 if (Conf->Size < offsetof(T, CodeIntegrity))
854 W.printHex("GuardCFCheckFunction", Conf->GuardCFCheckFunction);
855 W.printHex("GuardCFCheckDispatch", Conf->GuardCFCheckDispatch);
856 W.printHex("GuardCFFunctionTable", Conf->GuardCFFunctionTable);
857 W.printNumber("GuardCFFunctionCount", Conf->GuardCFFunctionCount);
858 W.printHex("GuardFlags", Conf->GuardFlags);
860 Tables.GuardFidTableVA = Conf->GuardCFFunctionTable;
861 Tables.GuardFidTableCount = Conf->GuardCFFunctionCount;
862 Tables.GuardFlags = Conf->GuardFlags;
864 // Print the rest. (2017)
865 if (Conf->Size < sizeof(T))
867 W.printHex("GuardAddressTakenIatEntryTable",
868 Conf->GuardAddressTakenIatEntryTable);
869 W.printNumber("GuardAddressTakenIatEntryCount",
870 Conf->GuardAddressTakenIatEntryCount);
871 W.printHex("GuardLongJumpTargetTable", Conf->GuardLongJumpTargetTable);
872 W.printNumber("GuardLongJumpTargetCount", Conf->GuardLongJumpTargetCount);
873 W.printHex("DynamicValueRelocTable", Conf->DynamicValueRelocTable);
874 W.printHex("CHPEMetadataPointer", Conf->CHPEMetadataPointer);
875 W.printHex("GuardRFFailureRoutine", Conf->GuardRFFailureRoutine);
876 W.printHex("GuardRFFailureRoutineFunctionPointer",
877 Conf->GuardRFFailureRoutineFunctionPointer);
878 W.printHex("DynamicValueRelocTableOffset",
879 Conf->DynamicValueRelocTableOffset);
880 W.printNumber("DynamicValueRelocTableSection",
881 Conf->DynamicValueRelocTableSection);
882 W.printHex("GuardRFVerifyStackPointerFunctionPointer",
883 Conf->GuardRFVerifyStackPointerFunctionPointer);
884 W.printHex("HotPatchTableOffset", Conf->HotPatchTableOffset);
887 void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) {
888 W.printHex("BaseOfData", Hdr->BaseOfData);
891 void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
893 void COFFDumper::printCodeViewDebugInfo() {
894 // Print types first to build CVUDTNames, then print symbols.
895 for (const SectionRef &S : Obj->sections()) {
896 StringRef SectionName;
897 error(S.getName(SectionName));
898 if (SectionName == ".debug$T")
899 printCodeViewTypeSection(SectionName, S);
901 for (const SectionRef &S : Obj->sections()) {
902 StringRef SectionName;
903 error(S.getName(SectionName));
904 if (SectionName == ".debug$S")
905 printCodeViewSymbolSection(SectionName, S);
909 void COFFDumper::initializeFileAndStringTables(BinaryStreamReader &Reader) {
910 while (Reader.bytesRemaining() > 0 &&
911 (!CVFileChecksumTable.valid() || !CVStringTable.valid())) {
912 // The section consists of a number of subsection in the following format:
913 // |SubSectionType|SubSectionSize|Contents...|
914 uint32_t SubType, SubSectionSize;
915 error(Reader.readInteger(SubType));
916 error(Reader.readInteger(SubSectionSize));
919 error(Reader.readFixedString(Contents, SubSectionSize));
921 BinaryStreamRef ST(Contents, support::little);
922 switch (DebugSubsectionKind(SubType)) {
923 case DebugSubsectionKind::FileChecksums:
924 error(CVFileChecksumTable.initialize(ST));
926 case DebugSubsectionKind::StringTable:
927 error(CVStringTable.initialize(ST));
933 uint32_t PaddedSize = alignTo(SubSectionSize, 4);
934 error(Reader.skip(PaddedSize - SubSectionSize));
938 void COFFDumper::printCodeViewSymbolSection(StringRef SectionName,
939 const SectionRef &Section) {
940 StringRef SectionContents;
941 error(Section.getContents(SectionContents));
942 StringRef Data = SectionContents;
944 SmallVector<StringRef, 10> FunctionNames;
945 StringMap<StringRef> FunctionLineTables;
947 ListScope D(W, "CodeViewDebugInfo");
948 // Print the section to allow correlation with printSections.
949 W.printNumber("Section", SectionName, Obj->getSectionID(Section));
952 error(consume(Data, Magic));
953 W.printHex("Magic", Magic);
954 if (Magic != COFF::DEBUG_SECTION_MAGIC)
955 return error(object_error::parse_failed);
957 BinaryStreamReader FSReader(Data, support::little);
958 initializeFileAndStringTables(FSReader);
960 // TODO: Convert this over to using ModuleSubstreamVisitor.
961 while (!Data.empty()) {
962 // The section consists of a number of subsection in the following format:
963 // |SubSectionType|SubSectionSize|Contents...|
964 uint32_t SubType, SubSectionSize;
965 error(consume(Data, SubType));
966 error(consume(Data, SubSectionSize));
968 ListScope S(W, "Subsection");
969 W.printEnum("SubSectionType", SubType, makeArrayRef(SubSectionTypes));
970 W.printHex("SubSectionSize", SubSectionSize);
972 // Get the contents of the subsection.
973 if (SubSectionSize > Data.size())
974 return error(object_error::parse_failed);
975 StringRef Contents = Data.substr(0, SubSectionSize);
977 // Add SubSectionSize to the current offset and align that offset to find
978 // the next subsection.
979 size_t SectionOffset = Data.data() - SectionContents.data();
980 size_t NextOffset = SectionOffset + SubSectionSize;
981 NextOffset = alignTo(NextOffset, 4);
982 if (NextOffset > SectionContents.size())
983 return error(object_error::parse_failed);
984 Data = SectionContents.drop_front(NextOffset);
986 // Optionally print the subsection bytes in case our parsing gets confused
988 if (opts::CodeViewSubsectionBytes)
989 printBinaryBlockWithRelocs("SubSectionContents", Section, SectionContents,
992 switch (DebugSubsectionKind(SubType)) {
993 case DebugSubsectionKind::Symbols:
994 printCodeViewSymbolsSubsection(Contents, Section, SectionContents);
997 case DebugSubsectionKind::InlineeLines:
998 printCodeViewInlineeLines(Contents);
1001 case DebugSubsectionKind::FileChecksums:
1002 printCodeViewFileChecksums(Contents);
1005 case DebugSubsectionKind::Lines: {
1006 // Holds a PC to file:line table. Some data to parse this subsection is
1007 // stored in the other subsections, so just check sanity and store the
1008 // pointers for deferred processing.
1010 if (SubSectionSize < 12) {
1011 // There should be at least three words to store two function
1012 // relocations and size of the code.
1013 error(object_error::parse_failed);
1017 StringRef LinkageName;
1018 error(resolveSymbolName(Obj->getCOFFSection(Section), SectionOffset,
1020 W.printString("LinkageName", LinkageName);
1021 if (FunctionLineTables.count(LinkageName) != 0) {
1022 // Saw debug info for this function already?
1023 error(object_error::parse_failed);
1027 FunctionLineTables[LinkageName] = Contents;
1028 FunctionNames.push_back(LinkageName);
1031 case DebugSubsectionKind::FrameData: {
1032 // First four bytes is a relocation against the function.
1033 BinaryStreamReader SR(Contents, llvm::support::little);
1035 DebugFrameDataSubsectionRef FrameData;
1036 error(FrameData.initialize(SR));
1038 StringRef LinkageName;
1039 error(resolveSymbolName(Obj->getCOFFSection(Section), SectionContents,
1040 FrameData.getRelocPtr(), LinkageName));
1041 W.printString("LinkageName", LinkageName);
1043 // To find the active frame description, search this array for the
1044 // smallest PC range that includes the current PC.
1045 for (const auto &FD : FrameData) {
1046 StringRef FrameFunc = error(CVStringTable.getString(FD.FrameFunc));
1048 DictScope S(W, "FrameData");
1049 W.printHex("RvaStart", FD.RvaStart);
1050 W.printHex("CodeSize", FD.CodeSize);
1051 W.printHex("LocalSize", FD.LocalSize);
1052 W.printHex("ParamsSize", FD.ParamsSize);
1053 W.printHex("MaxStackSize", FD.MaxStackSize);
1054 W.printString("FrameFunc", FrameFunc);
1055 W.printHex("PrologSize", FD.PrologSize);
1056 W.printHex("SavedRegsSize", FD.SavedRegsSize);
1057 W.printFlags("Flags", FD.Flags, makeArrayRef(FrameDataFlags));
1062 // Do nothing for unrecognized subsections.
1069 // Dump the line tables now that we've read all the subsections and know all
1070 // the required information.
1071 for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) {
1072 StringRef Name = FunctionNames[I];
1073 ListScope S(W, "FunctionLineTable");
1074 W.printString("LinkageName", Name);
1076 BinaryStreamReader Reader(FunctionLineTables[Name], support::little);
1078 DebugLinesSubsectionRef LineInfo;
1079 error(LineInfo.initialize(Reader));
1081 W.printHex("Flags", LineInfo.header()->Flags);
1082 W.printHex("CodeSize", LineInfo.header()->CodeSize);
1083 for (const auto &Entry : LineInfo) {
1085 ListScope S(W, "FilenameSegment");
1086 printFileNameForOffset("Filename", Entry.NameIndex);
1087 uint32_t ColumnIndex = 0;
1088 for (const auto &Line : Entry.LineNumbers) {
1089 if (Line.Offset >= LineInfo.header()->CodeSize) {
1090 error(object_error::parse_failed);
1094 std::string PC = formatv("+{0:X}", uint32_t(Line.Offset));
1095 ListScope PCScope(W, PC);
1096 codeview::LineInfo LI(Line.Flags);
1098 if (LI.isAlwaysStepInto())
1099 W.printString("StepInto", StringRef("Always"));
1100 else if (LI.isNeverStepInto())
1101 W.printString("StepInto", StringRef("Never"));
1103 W.printNumber("LineNumberStart", LI.getStartLine());
1104 W.printNumber("LineNumberEndDelta", LI.getLineDelta());
1105 W.printBoolean("IsStatement", LI.isStatement());
1106 if (LineInfo.hasColumnInfo()) {
1107 W.printNumber("ColStart", Entry.Columns[ColumnIndex].StartColumn);
1108 W.printNumber("ColEnd", Entry.Columns[ColumnIndex].EndColumn);
1116 void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection,
1117 const SectionRef &Section,
1118 StringRef SectionContents) {
1119 ArrayRef<uint8_t> BinaryData(Subsection.bytes_begin(),
1120 Subsection.bytes_end());
1121 auto CODD = llvm::make_unique<COFFObjectDumpDelegate>(*this, Section, Obj,
1123 CVSymbolDumper CVSD(W, Types, CodeViewContainer::ObjectFile, std::move(CODD),
1124 opts::CodeViewSubsectionBytes);
1125 CVSymbolArray Symbols;
1126 BinaryStreamReader Reader(BinaryData, llvm::support::little);
1127 if (auto EC = Reader.readArray(Symbols, Reader.getLength())) {
1128 consumeError(std::move(EC));
1130 error(object_error::parse_failed);
1133 if (auto EC = CVSD.dump(Symbols)) {
1135 error(std::move(EC));
1140 void COFFDumper::printCodeViewFileChecksums(StringRef Subsection) {
1141 BinaryStreamRef Stream(Subsection, llvm::support::little);
1142 DebugChecksumsSubsectionRef Checksums;
1143 error(Checksums.initialize(Stream));
1145 for (auto &FC : Checksums) {
1146 DictScope S(W, "FileChecksum");
1148 StringRef Filename = error(CVStringTable.getString(FC.FileNameOffset));
1149 W.printHex("Filename", Filename, FC.FileNameOffset);
1150 W.printHex("ChecksumSize", FC.Checksum.size());
1151 W.printEnum("ChecksumKind", uint8_t(FC.Kind),
1152 makeArrayRef(FileChecksumKindNames));
1154 W.printBinary("ChecksumBytes", FC.Checksum);
1158 void COFFDumper::printCodeViewInlineeLines(StringRef Subsection) {
1159 BinaryStreamReader SR(Subsection, llvm::support::little);
1160 DebugInlineeLinesSubsectionRef Lines;
1161 error(Lines.initialize(SR));
1163 for (auto &Line : Lines) {
1164 DictScope S(W, "InlineeSourceLine");
1165 printTypeIndex("Inlinee", Line.Header->Inlinee);
1166 printFileNameForOffset("FileID", Line.Header->FileID);
1167 W.printNumber("SourceLineNum", Line.Header->SourceLineNum);
1169 if (Lines.hasExtraFiles()) {
1170 W.printNumber("ExtraFileCount", Line.ExtraFiles.size());
1171 ListScope ExtraFiles(W, "ExtraFiles");
1172 for (const auto &FID : Line.ExtraFiles) {
1173 printFileNameForOffset("FileID", FID);
1179 StringRef COFFDumper::getFileNameForFileOffset(uint32_t FileOffset) {
1180 // The file checksum subsection should precede all references to it.
1181 if (!CVFileChecksumTable.valid() || !CVStringTable.valid())
1182 error(object_error::parse_failed);
1184 auto Iter = CVFileChecksumTable.getArray().at(FileOffset);
1186 // Check if the file checksum table offset is valid.
1187 if (Iter == CVFileChecksumTable.end())
1188 error(object_error::parse_failed);
1190 return error(CVStringTable.getString(Iter->FileNameOffset));
1193 void COFFDumper::printFileNameForOffset(StringRef Label, uint32_t FileOffset) {
1194 W.printHex(Label, getFileNameForFileOffset(FileOffset), FileOffset);
1197 void COFFDumper::mergeCodeViewTypes(TypeTableBuilder &CVIDs,
1198 TypeTableBuilder &CVTypes) {
1199 for (const SectionRef &S : Obj->sections()) {
1200 StringRef SectionName;
1201 error(S.getName(SectionName));
1202 if (SectionName == ".debug$T") {
1204 error(S.getContents(Data));
1206 error(consume(Data, Magic));
1208 error(object_error::parse_failed);
1211 BinaryStreamReader Reader(Data, llvm::support::little);
1212 if (auto EC = Reader.readArray(Types, Reader.getLength())) {
1213 consumeError(std::move(EC));
1215 error(object_error::parse_failed);
1217 SmallVector<TypeIndex, 128> SourceToDest;
1218 if (auto EC = mergeTypeAndIdRecords(CVIDs, CVTypes, SourceToDest, nullptr,
1220 return error(std::move(EC));
1225 void COFFDumper::printCodeViewTypeSection(StringRef SectionName,
1226 const SectionRef &Section) {
1227 ListScope D(W, "CodeViewTypes");
1228 W.printNumber("Section", SectionName, Obj->getSectionID(Section));
1231 error(Section.getContents(Data));
1232 if (opts::CodeViewSubsectionBytes)
1233 W.printBinaryBlock("Data", Data);
1236 error(consume(Data, Magic));
1237 W.printHex("Magic", Magic);
1238 if (Magic != COFF::DEBUG_SECTION_MAGIC)
1239 return error(object_error::parse_failed);
1241 Types.reset(Data, 100);
1243 TypeDumpVisitor TDV(Types, &W, opts::CodeViewSubsectionBytes);
1244 error(codeview::visitTypeStream(Types, TDV));
1248 void COFFDumper::printSections() {
1249 ListScope SectionsD(W, "Sections");
1250 int SectionNumber = 0;
1251 for (const SectionRef &Sec : Obj->sections()) {
1253 const coff_section *Section = Obj->getCOFFSection(Sec);
1256 error(Sec.getName(Name));
1258 DictScope D(W, "Section");
1259 W.printNumber("Number", SectionNumber);
1260 W.printBinary("Name", Name, Section->Name);
1261 W.printHex ("VirtualSize", Section->VirtualSize);
1262 W.printHex ("VirtualAddress", Section->VirtualAddress);
1263 W.printNumber("RawDataSize", Section->SizeOfRawData);
1264 W.printHex ("PointerToRawData", Section->PointerToRawData);
1265 W.printHex ("PointerToRelocations", Section->PointerToRelocations);
1266 W.printHex ("PointerToLineNumbers", Section->PointerToLinenumbers);
1267 W.printNumber("RelocationCount", Section->NumberOfRelocations);
1268 W.printNumber("LineNumberCount", Section->NumberOfLinenumbers);
1269 W.printFlags ("Characteristics", Section->Characteristics,
1270 makeArrayRef(ImageSectionCharacteristics),
1271 COFF::SectionCharacteristics(0x00F00000));
1273 if (opts::SectionRelocations) {
1274 ListScope D(W, "Relocations");
1275 for (const RelocationRef &Reloc : Sec.relocations())
1276 printRelocation(Sec, Reloc);
1279 if (opts::SectionSymbols) {
1280 ListScope D(W, "Symbols");
1281 for (const SymbolRef &Symbol : Obj->symbols()) {
1282 if (!Sec.containsSymbol(Symbol))
1285 printSymbol(Symbol);
1289 if (opts::SectionData &&
1290 !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) {
1292 error(Sec.getContents(Data));
1294 W.printBinaryBlock("SectionData", Data);
1299 void COFFDumper::printRelocations() {
1300 ListScope D(W, "Relocations");
1302 int SectionNumber = 0;
1303 for (const SectionRef &Section : Obj->sections()) {
1306 error(Section.getName(Name));
1308 bool PrintedGroup = false;
1309 for (const RelocationRef &Reloc : Section.relocations()) {
1310 if (!PrintedGroup) {
1311 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
1313 PrintedGroup = true;
1316 printRelocation(Section, Reloc);
1321 W.startLine() << "}\n";
1326 void COFFDumper::printRelocation(const SectionRef &Section,
1327 const RelocationRef &Reloc, uint64_t Bias) {
1328 uint64_t Offset = Reloc.getOffset() - Bias;
1329 uint64_t RelocType = Reloc.getType();
1330 SmallString<32> RelocName;
1331 StringRef SymbolName;
1332 Reloc.getTypeName(RelocName);
1333 symbol_iterator Symbol = Reloc.getSymbol();
1334 if (Symbol != Obj->symbol_end()) {
1335 Expected<StringRef> SymbolNameOrErr = Symbol->getName();
1336 error(errorToErrorCode(SymbolNameOrErr.takeError()));
1337 SymbolName = *SymbolNameOrErr;
1340 if (opts::ExpandRelocs) {
1341 DictScope Group(W, "Relocation");
1342 W.printHex("Offset", Offset);
1343 W.printNumber("Type", RelocName, RelocType);
1344 W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName);
1346 raw_ostream& OS = W.startLine();
1349 << " " << (SymbolName.empty() ? "-" : SymbolName)
1354 void COFFDumper::printSymbols() {
1355 ListScope Group(W, "Symbols");
1357 for (const SymbolRef &Symbol : Obj->symbols())
1358 printSymbol(Symbol);
1361 void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
1363 static ErrorOr<StringRef>
1364 getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber,
1365 const coff_section *Section) {
1367 StringRef SectionName;
1368 if (std::error_code EC = Obj->getSectionName(Section, SectionName))
1372 if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG)
1373 return StringRef("IMAGE_SYM_DEBUG");
1374 if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE)
1375 return StringRef("IMAGE_SYM_ABSOLUTE");
1376 if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED)
1377 return StringRef("IMAGE_SYM_UNDEFINED");
1378 return StringRef("");
1381 void COFFDumper::printSymbol(const SymbolRef &Sym) {
1382 DictScope D(W, "Symbol");
1384 COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym);
1385 const coff_section *Section;
1386 if (std::error_code EC = Obj->getSection(Symbol.getSectionNumber(), Section)) {
1387 W.startLine() << "Invalid section number: " << EC.message() << "\n";
1392 StringRef SymbolName;
1393 if (Obj->getSymbolName(Symbol, SymbolName))
1396 StringRef SectionName = "";
1397 ErrorOr<StringRef> Res =
1398 getSectionName(Obj, Symbol.getSectionNumber(), Section);
1402 W.printString("Name", SymbolName);
1403 W.printNumber("Value", Symbol.getValue());
1404 W.printNumber("Section", SectionName, Symbol.getSectionNumber());
1405 W.printEnum ("BaseType", Symbol.getBaseType(), makeArrayRef(ImageSymType));
1406 W.printEnum ("ComplexType", Symbol.getComplexType(),
1407 makeArrayRef(ImageSymDType));
1408 W.printEnum ("StorageClass", Symbol.getStorageClass(),
1409 makeArrayRef(ImageSymClass));
1410 W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols());
1412 for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) {
1413 if (Symbol.isFunctionDefinition()) {
1414 const coff_aux_function_definition *Aux;
1415 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1417 DictScope AS(W, "AuxFunctionDef");
1418 W.printNumber("TagIndex", Aux->TagIndex);
1419 W.printNumber("TotalSize", Aux->TotalSize);
1420 W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
1421 W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
1423 } else if (Symbol.isAnyUndefined()) {
1424 const coff_aux_weak_external *Aux;
1425 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1427 ErrorOr<COFFSymbolRef> Linked = Obj->getSymbol(Aux->TagIndex);
1428 StringRef LinkedName;
1429 std::error_code EC = Linked.getError();
1430 if (EC || (EC = Obj->getSymbolName(*Linked, LinkedName))) {
1435 DictScope AS(W, "AuxWeakExternal");
1436 W.printNumber("Linked", LinkedName, Aux->TagIndex);
1437 W.printEnum ("Search", Aux->Characteristics,
1438 makeArrayRef(WeakExternalCharacteristics));
1440 } else if (Symbol.isFileRecord()) {
1441 const char *FileName;
1442 error(getSymbolAuxData(Obj, Symbol, I, FileName));
1444 DictScope AS(W, "AuxFileRecord");
1446 StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() *
1447 Obj->getSymbolTableEntrySize());
1448 W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
1450 } else if (Symbol.isSectionDefinition()) {
1451 const coff_aux_section_definition *Aux;
1452 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1454 int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj());
1456 DictScope AS(W, "AuxSectionDef");
1457 W.printNumber("Length", Aux->Length);
1458 W.printNumber("RelocationCount", Aux->NumberOfRelocations);
1459 W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers);
1460 W.printHex("Checksum", Aux->CheckSum);
1461 W.printNumber("Number", AuxNumber);
1462 W.printEnum("Selection", Aux->Selection, makeArrayRef(ImageCOMDATSelect));
1464 if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT
1465 && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) {
1466 const coff_section *Assoc;
1467 StringRef AssocName = "";
1468 std::error_code EC = Obj->getSection(AuxNumber, Assoc);
1469 ErrorOr<StringRef> Res = getSectionName(Obj, AuxNumber, Assoc);
1473 EC = Res.getError();
1479 W.printNumber("AssocSection", AssocName, AuxNumber);
1481 } else if (Symbol.isCLRToken()) {
1482 const coff_aux_clr_token *Aux;
1483 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1485 ErrorOr<COFFSymbolRef> ReferredSym =
1486 Obj->getSymbol(Aux->SymbolTableIndex);
1487 StringRef ReferredName;
1488 std::error_code EC = ReferredSym.getError();
1489 if (EC || (EC = Obj->getSymbolName(*ReferredSym, ReferredName))) {
1494 DictScope AS(W, "AuxCLRToken");
1495 W.printNumber("AuxType", Aux->AuxType);
1496 W.printNumber("Reserved", Aux->Reserved);
1497 W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex);
1500 W.startLine() << "<unhandled auxiliary record>\n";
1505 void COFFDumper::printUnwindInfo() {
1506 ListScope D(W, "UnwindInformation");
1507 switch (Obj->getMachine()) {
1508 case COFF::IMAGE_FILE_MACHINE_AMD64: {
1509 Win64EH::Dumper Dumper(W);
1510 Win64EH::Dumper::SymbolResolver
1511 Resolver = [](const object::coff_section *Section, uint64_t Offset,
1512 SymbolRef &Symbol, void *user_data) -> std::error_code {
1513 COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data);
1514 return Dumper->resolveSymbol(Section, Offset, Symbol);
1516 Win64EH::Dumper::Context Ctx(*Obj, Resolver, this);
1517 Dumper.printData(Ctx);
1520 case COFF::IMAGE_FILE_MACHINE_ARMNT: {
1521 ARM::WinEH::Decoder Decoder(W);
1522 Decoder.dumpProcedureData(*Obj);
1526 W.printEnum("unsupported Image Machine", Obj->getMachine(),
1527 makeArrayRef(ImageFileMachineType));
1532 void COFFDumper::printImportedSymbols(
1533 iterator_range<imported_symbol_iterator> Range) {
1534 for (const ImportedSymbolRef &I : Range) {
1536 error(I.getSymbolName(Sym));
1538 error(I.getOrdinal(Ordinal));
1539 W.printNumber("Symbol", Sym, Ordinal);
1543 void COFFDumper::printDelayImportedSymbols(
1544 const DelayImportDirectoryEntryRef &I,
1545 iterator_range<imported_symbol_iterator> Range) {
1547 for (const ImportedSymbolRef &S : Range) {
1548 DictScope Import(W, "Import");
1550 error(S.getSymbolName(Sym));
1552 error(S.getOrdinal(Ordinal));
1553 W.printNumber("Symbol", Sym, Ordinal);
1555 error(I.getImportAddress(Index++, Addr));
1556 W.printHex("Address", Addr);
1560 void COFFDumper::printCOFFImports() {
1562 for (const ImportDirectoryEntryRef &I : Obj->import_directories()) {
1563 DictScope Import(W, "Import");
1565 error(I.getName(Name));
1566 W.printString("Name", Name);
1568 error(I.getImportLookupTableRVA(ILTAddr));
1569 W.printHex("ImportLookupTableRVA", ILTAddr);
1571 error(I.getImportAddressTableRVA(IATAddr));
1572 W.printHex("ImportAddressTableRVA", IATAddr);
1573 // The import lookup table can be missing with certain older linkers, so
1574 // fall back to the import address table in that case.
1576 printImportedSymbols(I.lookup_table_symbols());
1578 printImportedSymbols(I.imported_symbols());
1582 for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) {
1583 DictScope Import(W, "DelayImport");
1585 error(I.getName(Name));
1586 W.printString("Name", Name);
1587 const delay_import_directory_table_entry *Table;
1588 error(I.getDelayImportTable(Table));
1589 W.printHex("Attributes", Table->Attributes);
1590 W.printHex("ModuleHandle", Table->ModuleHandle);
1591 W.printHex("ImportAddressTable", Table->DelayImportAddressTable);
1592 W.printHex("ImportNameTable", Table->DelayImportNameTable);
1593 W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable);
1594 W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable);
1595 printDelayImportedSymbols(I, I.imported_symbols());
1599 void COFFDumper::printCOFFExports() {
1600 for (const ExportDirectoryEntryRef &E : Obj->export_directories()) {
1601 DictScope Export(W, "Export");
1604 uint32_t Ordinal, RVA;
1606 error(E.getSymbolName(Name));
1607 error(E.getOrdinal(Ordinal));
1608 error(E.getExportRVA(RVA));
1610 W.printNumber("Ordinal", Ordinal);
1611 W.printString("Name", Name);
1612 W.printHex("RVA", RVA);
1616 void COFFDumper::printCOFFDirectives() {
1617 for (const SectionRef &Section : Obj->sections()) {
1621 error(Section.getName(Name));
1622 if (Name != ".drectve")
1625 error(Section.getContents(Contents));
1627 W.printString("Directive(s)", Contents);
1631 static StringRef getBaseRelocTypeName(uint8_t Type) {
1633 case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE";
1634 case COFF::IMAGE_REL_BASED_HIGH: return "HIGH";
1635 case COFF::IMAGE_REL_BASED_LOW: return "LOW";
1636 case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW";
1637 case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ";
1638 case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)";
1639 case COFF::IMAGE_REL_BASED_DIR64: return "DIR64";
1641 static std::string Result;
1642 Result = "unknown (" + llvm::utostr(Type) + ")";
1648 void COFFDumper::printCOFFBaseReloc() {
1649 ListScope D(W, "BaseReloc");
1650 for (const BaseRelocRef &I : Obj->base_relocs()) {
1653 error(I.getRVA(RVA));
1654 error(I.getType(Type));
1655 DictScope Import(W, "Entry");
1656 W.printString("Type", getBaseRelocTypeName(Type));
1657 W.printHex("Address", RVA);
1661 void COFFDumper::printCOFFResources() {
1662 ListScope ResourcesD(W, "Resources");
1663 for (const SectionRef &S : Obj->sections()) {
1665 error(S.getName(Name));
1666 if (!Name.startswith(".rsrc"))
1670 error(S.getContents(Ref));
1672 if ((Name == ".rsrc") || (Name == ".rsrc$01")) {
1673 ResourceSectionRef RSF(Ref);
1674 auto &BaseTable = unwrapOrError(RSF.getBaseTable());
1675 W.printNumber("Total Number of Resources",
1676 countTotalTableEntries(RSF, BaseTable, "Type"));
1677 W.printHex("Base Table Address",
1678 Obj->getCOFFSection(S)->PointerToRawData);
1679 W.startLine() << "\n";
1680 printResourceDirectoryTable(RSF, BaseTable, "Type");
1682 if (opts::SectionData)
1683 W.printBinaryBlock(Name.str() + " Data", Ref);
1688 COFFDumper::countTotalTableEntries(ResourceSectionRef RSF,
1689 const coff_resource_dir_table &Table,
1691 uint32_t TotalEntries = 0;
1692 for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
1694 auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i));
1695 if (Entry.Offset.isSubDir()) {
1696 StringRef NextLevel;
1697 if (Level == "Name")
1698 NextLevel = "Language";
1701 auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry));
1702 TotalEntries += countTotalTableEntries(RSF, NextTable, NextLevel);
1707 return TotalEntries;
1710 void COFFDumper::printResourceDirectoryTable(
1711 ResourceSectionRef RSF, const coff_resource_dir_table &Table,
1714 W.printNumber("Number of String Entries", Table.NumberOfNameEntries);
1715 W.printNumber("Number of ID Entries", Table.NumberOfIDEntries);
1717 // Iterate through level in resource directory tree.
1718 for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
1720 auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i));
1722 SmallString<20> IDStr;
1723 raw_svector_ostream OS(IDStr);
1724 if (i < Table.NumberOfNameEntries) {
1725 ArrayRef<UTF16> RawEntryNameString = unwrapOrError(RSF.getEntryNameString(Entry));
1726 std::vector<UTF16> EndianCorrectedNameString;
1727 if (llvm::sys::IsBigEndianHost) {
1728 EndianCorrectedNameString.resize(RawEntryNameString.size() + 1);
1729 std::copy(RawEntryNameString.begin(), RawEntryNameString.end(),
1730 EndianCorrectedNameString.begin() + 1);
1731 EndianCorrectedNameString[0] = UNI_UTF16_BYTE_ORDER_MARK_SWAPPED;
1732 RawEntryNameString = makeArrayRef(EndianCorrectedNameString);
1734 std::string EntryNameString;
1735 if (!llvm::convertUTF16ToUTF8String(RawEntryNameString, EntryNameString))
1736 error(object_error::parse_failed);
1738 OS << EntryNameString;
1740 if (Level == "Type") {
1741 ScopedPrinter Printer(OS);
1742 Printer.printEnum("", Entry.Identifier.ID,
1743 makeArrayRef(ResourceTypeNames));
1744 IDStr = IDStr.slice(0, IDStr.find_first_of(")", 0) + 1);
1746 OS << ": (ID " << Entry.Identifier.ID << ")";
1749 Name = StringRef(IDStr);
1750 ListScope ResourceType(W, Level.str() + Name.str());
1751 if (Entry.Offset.isSubDir()) {
1752 W.printHex("Table Offset", Entry.Offset.value());
1753 StringRef NextLevel;
1754 if (Level == "Name")
1755 NextLevel = "Language";
1758 auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry));
1759 printResourceDirectoryTable(RSF, NextTable, NextLevel);
1761 W.printHex("Entry Offset", Entry.Offset.value());
1762 char FormattedTime[20] = {};
1763 time_t TDS = time_t(Table.TimeDateStamp);
1764 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
1765 W.printHex("Time/Date Stamp", FormattedTime, Table.TimeDateStamp);
1766 W.printNumber("Major Version", Table.MajorVersion);
1767 W.printNumber("Minor Version", Table.MinorVersion);
1768 W.printNumber("Characteristics", Table.Characteristics);
1773 ErrorOr<const coff_resource_dir_entry &>
1774 COFFDumper::getResourceDirectoryTableEntry(const coff_resource_dir_table &Table,
1776 if (Index >= (uint32_t)(Table.NumberOfNameEntries + Table.NumberOfIDEntries))
1777 return object_error::parse_failed;
1778 auto TablePtr = reinterpret_cast<const coff_resource_dir_entry *>(&Table + 1);
1779 return TablePtr[Index];
1782 void COFFDumper::printStackMap() const {
1783 object::SectionRef StackMapSection;
1784 for (auto Sec : Obj->sections()) {
1787 if (Name == ".llvm_stackmaps") {
1788 StackMapSection = Sec;
1793 if (StackMapSection == object::SectionRef())
1796 StringRef StackMapContents;
1797 StackMapSection.getContents(StackMapContents);
1798 ArrayRef<uint8_t> StackMapContentsArray(
1799 reinterpret_cast<const uint8_t*>(StackMapContents.data()),
1800 StackMapContents.size());
1802 if (Obj->isLittleEndian())
1803 prettyPrintStackMap(
1805 StackMapV2Parser<support::little>(StackMapContentsArray));
1807 prettyPrintStackMap(llvm::outs(),
1808 StackMapV2Parser<support::big>(StackMapContentsArray));
1811 void llvm::dumpCodeViewMergedTypes(ScopedPrinter &Writer,
1812 llvm::codeview::TypeTableBuilder &IDTable,
1813 llvm::codeview::TypeTableBuilder &CVTypes) {
1814 // Flatten it first, then run our dumper on it.
1815 SmallString<0> TypeBuf;
1816 CVTypes.ForEachRecord([&](TypeIndex TI, ArrayRef<uint8_t> Record) {
1817 TypeBuf.append(Record.begin(), Record.end());
1820 TypeTableCollection TpiTypes(CVTypes.records());
1822 ListScope S(Writer, "MergedTypeStream");
1823 TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
1824 error(codeview::visitTypeStream(TpiTypes, TDV));
1828 // Flatten the id stream and print it next. The ID stream refers to names from
1830 TypeTableCollection IpiTypes(IDTable.records());
1832 ListScope S(Writer, "MergedIDStream");
1833 TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
1834 TDV.setIpiTypes(IpiTypes);
1835 error(codeview::visitTypeStream(IpiTypes, TDV));