LLVM  3.7.0
Object/MachO.h
Go to the documentation of this file.
1 //===- MachO.h - MachO object file implementation ---------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file declares the MachOObjectFile class, which implement the ObjectFile
11 // interface for MachO files.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_OBJECT_MACHO_H
16 #define LLVM_OBJECT_MACHO_H
17 
18 #include "llvm/ADT/ArrayRef.h"
19 #include "llvm/ADT/SmallVector.h"
20 #include "llvm/ADT/Triple.h"
21 #include "llvm/Object/ObjectFile.h"
22 #include "llvm/Support/MachO.h"
23 
24 namespace llvm {
25 namespace object {
26 
27 /// DiceRef - This is a value type class that represents a single
28 /// data in code entry in the table in a Mach-O object file.
29 class DiceRef {
30  DataRefImpl DicePimpl;
31  const ObjectFile *OwningObject;
32 
33 public:
34  DiceRef() : OwningObject(nullptr) { }
35 
36  DiceRef(DataRefImpl DiceP, const ObjectFile *Owner);
37 
38  bool operator==(const DiceRef &Other) const;
39  bool operator<(const DiceRef &Other) const;
40 
41  void moveNext();
42 
43  std::error_code getOffset(uint32_t &Result) const;
44  std::error_code getLength(uint16_t &Result) const;
45  std::error_code getKind(uint16_t &Result) const;
46 
48  const ObjectFile *getObjectFile() const;
49 };
51 
52 /// ExportEntry encapsulates the current-state-of-the-walk used when doing a
53 /// non-recursive walk of the trie data structure. This allows you to iterate
54 /// across all exported symbols using:
55 /// for (const llvm::object::ExportEntry &AnExport : Obj->exports()) {
56 /// }
57 class ExportEntry {
58 public:
60 
61  StringRef name() const;
62  uint64_t flags() const;
63  uint64_t address() const;
64  uint64_t other() const;
65  StringRef otherName() const;
66  uint32_t nodeOffset() const;
67 
68  bool operator==(const ExportEntry &) const;
69 
70  void moveNext();
71 
72 private:
73  friend class MachOObjectFile;
74  void moveToFirst();
75  void moveToEnd();
76  uint64_t readULEB128(const uint8_t *&p);
77  void pushDownUntilBottom();
78  void pushNode(uint64_t Offset);
79 
80  // Represents a node in the mach-o exports trie.
81  struct NodeState {
82  NodeState(const uint8_t *Ptr);
83  const uint8_t *Start;
84  const uint8_t *Current;
85  uint64_t Flags;
86  uint64_t Address;
87  uint64_t Other;
88  const char *ImportName;
89  unsigned ChildCount;
90  unsigned NextChildIndex;
91  unsigned ParentStringLength;
92  bool IsExportNode;
93  };
94 
95  ArrayRef<uint8_t> Trie;
96  SmallString<256> CumulativeString;
98  bool Malformed;
99  bool Done;
100 };
102 
103 /// MachORebaseEntry encapsulates the current state in the decompression of
104 /// rebasing opcodes. This allows you to iterate through the compressed table of
105 /// rebasing using:
106 /// for (const llvm::object::MachORebaseEntry &Entry : Obj->rebaseTable()) {
107 /// }
109 public:
111 
112  uint32_t segmentIndex() const;
113  uint64_t segmentOffset() const;
114  StringRef typeName() const;
115 
116  bool operator==(const MachORebaseEntry &) const;
117 
118  void moveNext();
119 
120 private:
121  friend class MachOObjectFile;
122  void moveToFirst();
123  void moveToEnd();
124  uint64_t readULEB128();
125 
126  ArrayRef<uint8_t> Opcodes;
127  const uint8_t *Ptr;
128  uint64_t SegmentOffset;
129  uint32_t SegmentIndex;
130  uint64_t RemainingLoopCount;
131  uint64_t AdvanceAmount;
132  uint8_t RebaseType;
133  uint8_t PointerSize;
134  bool Malformed;
135  bool Done;
136 };
138 
139 /// MachOBindEntry encapsulates the current state in the decompression of
140 /// binding opcodes. This allows you to iterate through the compressed table of
141 /// bindings using:
142 /// for (const llvm::object::MachOBindEntry &Entry : Obj->bindTable()) {
143 /// }
145 public:
146  enum class Kind { Regular, Lazy, Weak };
147 
149 
150  uint32_t segmentIndex() const;
151  uint64_t segmentOffset() const;
152  StringRef typeName() const;
153  StringRef symbolName() const;
154  uint32_t flags() const;
155  int64_t addend() const;
156  int ordinal() const;
157 
158  bool operator==(const MachOBindEntry &) const;
159 
160  void moveNext();
161 
162 private:
163  friend class MachOObjectFile;
164  void moveToFirst();
165  void moveToEnd();
166  uint64_t readULEB128();
167  int64_t readSLEB128();
168 
169  ArrayRef<uint8_t> Opcodes;
170  const uint8_t *Ptr;
171  uint64_t SegmentOffset;
172  uint32_t SegmentIndex;
173  StringRef SymbolName;
174  int Ordinal;
175  uint32_t Flags;
176  int64_t Addend;
177  uint64_t RemainingLoopCount;
178  uint64_t AdvanceAmount;
179  uint8_t BindType;
180  uint8_t PointerSize;
181  Kind TableKind;
182  bool Malformed;
183  bool Done;
184 };
186 
187 class MachOObjectFile : public ObjectFile {
188 public:
190  const char *Ptr; // Where in memory the load command is.
191  MachO::load_command C; // The command itself.
192  };
195 
196  MachOObjectFile(MemoryBufferRef Object, bool IsLittleEndian, bool Is64Bits,
197  std::error_code &EC);
198 
199  void moveSymbolNext(DataRefImpl &Symb) const override;
200 
201  uint64_t getNValue(DataRefImpl Sym) const;
202  ErrorOr<StringRef> getSymbolName(DataRefImpl Symb) const override;
203 
204  // MachO specific.
205  std::error_code getIndirectName(DataRefImpl Symb, StringRef &Res) const;
206  unsigned getSectionType(SectionRef Sec) const;
207 
208  ErrorOr<uint64_t> getSymbolAddress(DataRefImpl Symb) const override;
209  uint32_t getSymbolAlignment(DataRefImpl Symb) const override;
210  uint64_t getCommonSymbolSizeImpl(DataRefImpl Symb) const override;
211  SymbolRef::Type getSymbolType(DataRefImpl Symb) const override;
212  uint32_t getSymbolFlags(DataRefImpl Symb) const override;
213  std::error_code getSymbolSection(DataRefImpl Symb,
214  section_iterator &Res) const override;
215  unsigned getSymbolSectionID(SymbolRef Symb) const;
216  unsigned getSectionID(SectionRef Sec) const;
217 
218  void moveSectionNext(DataRefImpl &Sec) const override;
219  std::error_code getSectionName(DataRefImpl Sec,
220  StringRef &Res) const override;
221  uint64_t getSectionAddress(DataRefImpl Sec) const override;
222  uint64_t getSectionSize(DataRefImpl Sec) const override;
223  std::error_code getSectionContents(DataRefImpl Sec,
224  StringRef &Res) const override;
225  uint64_t getSectionAlignment(DataRefImpl Sec) const override;
226  bool isSectionText(DataRefImpl Sec) const override;
227  bool isSectionData(DataRefImpl Sec) const override;
228  bool isSectionBSS(DataRefImpl Sec) const override;
229  bool isSectionVirtual(DataRefImpl Sec) const override;
231  relocation_iterator section_rel_end(DataRefImpl Sec) const override;
232 
233  void moveRelocationNext(DataRefImpl &Rel) const override;
234  uint64_t getRelocationOffset(DataRefImpl Rel) const override;
235  symbol_iterator getRelocationSymbol(DataRefImpl Rel) const override;
237  uint64_t getRelocationType(DataRefImpl Rel) const override;
239  SmallVectorImpl<char> &Result) const override;
240  uint8_t getRelocationLength(DataRefImpl Rel) const;
241 
242  // MachO specific.
243  std::error_code getLibraryShortNameByIndex(unsigned Index, StringRef &) const;
244 
246 
247  // TODO: Would be useful to have an iterator based version
248  // of the load command interface too.
249 
250  basic_symbol_iterator symbol_begin_impl() const override;
251  basic_symbol_iterator symbol_end_impl() const override;
252 
253  // MachO specific.
254  basic_symbol_iterator getSymbolByIndex(unsigned Index) const;
255 
256  section_iterator section_begin() const override;
257  section_iterator section_end() const override;
258 
259  uint8_t getBytesInAddress() const override;
260 
261  StringRef getFileFormatName() const override;
262  unsigned getArch() const override;
263  Triple getArch(const char **McpuDefault, Triple *ThumbTriple) const;
264 
265  relocation_iterator section_rel_begin(unsigned Index) const;
266  relocation_iterator section_rel_end(unsigned Index) const;
267 
268  dice_iterator begin_dices() const;
269  dice_iterator end_dices() const;
270 
274 
275  /// For use iterating over all exported symbols.
277 
278  /// For use examining a trie not in a MachOObjectFile.
280 
281  /// For use iterating over all rebase table entries.
283 
284  /// For use examining rebase opcodes not in a MachOObjectFile.
286  bool is64);
287 
288  /// For use iterating over all bind table entries.
290 
291  /// For use iterating over all lazy bind table entries.
293 
294  /// For use iterating over all lazy bind table entries.
296 
297  /// For use examining bind opcodes not in a MachOObjectFile.
299  bool is64,
301 
302 
303  // In a MachO file, sections have a segment name. This is used in the .o
304  // files. They have a single segment, but this field specifies which segment
305  // a section should be put in in the final object.
307 
308  // Names are stored as 16 bytes. These returns the raw 16 bytes without
309  // interpreting them as a C string.
312 
313  // MachO specific Info about relocations.
316  const MachO::any_relocation_info &RE) const;
319  const MachO::any_relocation_info &RE) const;
321  const MachO::any_relocation_info &RE) const;
323  const MachO::any_relocation_info &RE) const;
324  unsigned getAnyRelocationAddress(const MachO::any_relocation_info &RE) const;
325  unsigned getAnyRelocationPCRel(const MachO::any_relocation_info &RE) const;
326  unsigned getAnyRelocationLength(const MachO::any_relocation_info &RE) const;
327  unsigned getAnyRelocationType(const MachO::any_relocation_info &RE) const;
329 
330  // MachO specific structures.
333  MachO::section getSection(const LoadCommandInfo &L, unsigned Index) const;
334  MachO::section_64 getSection64(const LoadCommandInfo &L,unsigned Index) const;
337 
341  getSegmentLoadCommand(const LoadCommandInfo &L) const;
349  getDylibIDLoadCommand(const LoadCommandInfo &L) const;
351  getDyldInfoLoadCommand(const LoadCommandInfo &L) const;
353  getDylinkerCommand(const LoadCommandInfo &L) const;
355  getUuidCommand(const LoadCommandInfo &L) const;
357  getRpathCommand(const LoadCommandInfo &L) const;
361  getEntryPointCommand(const LoadCommandInfo &L) const;
367  getSubFrameworkCommand(const LoadCommandInfo &L) const;
369  getSubUmbrellaCommand(const LoadCommandInfo &L) const;
371  getSubLibraryCommand(const LoadCommandInfo &L) const;
373  getSubClientCommand(const LoadCommandInfo &L) const;
375  getRoutinesCommand(const LoadCommandInfo &L) const;
377  getRoutinesCommand64(const LoadCommandInfo &L) const;
379  getThreadCommand(const LoadCommandInfo &L) const;
380 
383  const MachO::mach_header &getHeader() const;
384  const MachO::mach_header_64 &getHeader64() const;
385  uint32_t
387  unsigned Index) const;
389  unsigned Index) const;
399  ArrayRef<uint8_t> getUuid() const;
400 
402  bool is64Bit() const;
403  void ReadULEB128s(uint64_t Index, SmallVectorImpl<uint64_t> &Out) const;
404 
405  static StringRef guessLibraryShortName(StringRef Name, bool &isFramework,
406  StringRef &Suffix);
407 
408  static Triple::ArchType getArch(uint32_t CPUType);
409  static Triple getArch(uint32_t CPUType, uint32_t CPUSubType,
410  const char **McpuDefault = nullptr);
411  static Triple getThumbArch(uint32_t CPUType, uint32_t CPUSubType,
412  const char **McpuDefault = nullptr);
413  static Triple getArch(uint32_t CPUType, uint32_t CPUSubType,
414  const char **McpuDefault, Triple *ThumbTriple);
415  static bool isValidArch(StringRef ArchFlag);
416  static Triple getHostArch();
417 
418  bool isRelocatableObject() const override;
419 
420  bool hasPageZeroSegment() const { return HasPageZeroSegment; }
421 
422  static bool classof(const Binary *v) {
423  return v->isMachO();
424  }
425 
426 private:
427  uint64_t getSymbolValueImpl(DataRefImpl Symb) const override;
428 
429  union {
432  };
433  typedef SmallVector<const char*, 1> SectionList;
434  SectionList Sections;
435  typedef SmallVector<const char*, 1> LibraryList;
436  LibraryList Libraries;
437  LoadCommandList LoadCommands;
438  typedef SmallVector<StringRef, 1> LibraryShortName;
439  mutable LibraryShortName LibrariesShortNames;
440  const char *SymtabLoadCmd;
441  const char *DysymtabLoadCmd;
442  const char *DataInCodeLoadCmd;
443  const char *LinkOptHintsLoadCmd;
444  const char *DyldInfoLoadCmd;
445  const char *UuidLoadCmd;
446  bool HasPageZeroSegment;
447 };
448 
449 /// DiceRef
450 inline DiceRef::DiceRef(DataRefImpl DiceP, const ObjectFile *Owner)
451  : DicePimpl(DiceP) , OwningObject(Owner) {}
452 
453 inline bool DiceRef::operator==(const DiceRef &Other) const {
454  return DicePimpl == Other.DicePimpl;
455 }
456 
457 inline bool DiceRef::operator<(const DiceRef &Other) const {
458  return DicePimpl < Other.DicePimpl;
459 }
460 
461 inline void DiceRef::moveNext() {
463  reinterpret_cast<const MachO::data_in_code_entry *>(DicePimpl.p);
464  DicePimpl.p = reinterpret_cast<uintptr_t>(P + 1);
465 }
466 
467 // Since a Mach-O data in code reference, a DiceRef, can only be created when
468 // the OwningObject ObjectFile is a MachOObjectFile a static_cast<> is used for
469 // the methods that get the values of the fields of the reference.
470 
471 inline std::error_code DiceRef::getOffset(uint32_t &Result) const {
472  const MachOObjectFile *MachOOF =
473  static_cast<const MachOObjectFile *>(OwningObject);
474  MachO::data_in_code_entry Dice = MachOOF->getDice(DicePimpl);
475  Result = Dice.offset;
476  return std::error_code();
477 }
478 
479 inline std::error_code DiceRef::getLength(uint16_t &Result) const {
480  const MachOObjectFile *MachOOF =
481  static_cast<const MachOObjectFile *>(OwningObject);
482  MachO::data_in_code_entry Dice = MachOOF->getDice(DicePimpl);
483  Result = Dice.length;
484  return std::error_code();
485 }
486 
487 inline std::error_code DiceRef::getKind(uint16_t &Result) const {
488  const MachOObjectFile *MachOOF =
489  static_cast<const MachOObjectFile *>(OwningObject);
490  MachO::data_in_code_entry Dice = MachOOF->getDice(DicePimpl);
491  Result = Dice.kind;
492  return std::error_code();
493 }
494 
496  return DicePimpl;
497 }
498 
499 inline const ObjectFile *DiceRef::getObjectFile() const {
500  return OwningObject;
501 }
502 
503 }
504 }
505 
506 #endif
507 
void getRelocationTypeName(DataRefImpl Rel, SmallVectorImpl< char > &Result) const override
bool getPlainRelocationExternal(const MachO::any_relocation_info &RE) const
iterator_range< export_iterator > exports() const
For use iterating over all exported symbols.
Represents either an error or a value T.
Definition: ErrorOr.h:82
load_command_iterator end_load_commands() const
std::error_code getIndirectName(DataRefImpl Symb, StringRef &Res) const
SymbolRef::Type getSymbolType(DataRefImpl Symb) const override
StringRef getStringTableData() const
std::error_code getKind(uint16_t &Result) const
Definition: Object/MachO.h:487
basic_symbol_iterator symbol_begin_impl() const override
StringRef getFileFormatName() const override
MachO::linkedit_data_command getLinkOptHintsLoadCommand() const
uint64_t getRelocationOffset(DataRefImpl Rel) const override
bool isSectionVirtual(DataRefImpl Sec) const override
ArrayRef< char > getSectionRawFinalSegmentName(DataRefImpl Sec) const
ArrayRef< char > getSectionRawName(DataRefImpl Sec) const
MachO::data_in_code_entry getDataInCodeTableEntry(uint32_t DataOffset, unsigned Index) const
std::error_code getSectionName(DataRefImpl Sec, StringRef &Res) const override
void moveRelocationNext(DataRefImpl &Rel) const override
ExportEntry encapsulates the current-state-of-the-walk used when doing a non-recursive walk of the tr...
Definition: Object/MachO.h:57
bool isRelocatableObject() const override
True if this is a relocatable object (.o/.obj).
unsigned getAnyRelocationType(const MachO::any_relocation_info &RE) const
uint32_t getScatteredRelocationType(const MachO::any_relocation_info &RE) const
uint8_t getRelocationLength(DataRefImpl Rel) const
This class is the base class for all object file types.
Definition: ObjectFile.h:176
uint8_t getBytesInAddress() const override
The number of bytes used to represent an address in this object file format.
uint64_t getRelocationType(DataRefImpl Rel) const override
StringRef otherName() const
MachORebaseEntry encapsulates the current state in the decompression of rebasing opcodes.
Definition: Object/MachO.h:108
uint64_t getSectionAlignment(DataRefImpl Sec) const override
ErrorOr< uint64_t > getSymbolAddress(DataRefImpl Symb) const override
ArrayRef< uint8_t > getDyldInfoLazyBindOpcodes() const
load_command_iterator begin_load_commands() const
uint32_t getIndirectSymbolTableEntry(const MachO::dysymtab_command &DLC, unsigned Index) const
bool operator==(const MachORebaseEntry &) const
iterator_range< rebase_iterator > rebaseTable() const
For use iterating over all rebase table entries.
uint64_t getSectionAddress(DataRefImpl Sec) const override
content_iterator< ExportEntry > export_iterator
Definition: Object/MachO.h:101
bool operator==(const ExportEntry &) const
ExportEntry(ArrayRef< uint8_t > Trie)
DataRefImpl getRawDataRefImpl() const
Definition: Object/MachO.h:495
bool isSectionText(DataRefImpl Sec) const override
MachOObjectFile(MemoryBufferRef Object, bool IsLittleEndian, bool Is64Bits, std::error_code &EC)
std::error_code getOffset(uint32_t &Result) const
Definition: Object/MachO.h:471
MachO::segment_command_64 getSegment64LoadCommand(const LoadCommandInfo &L) const
MachO::uuid_command getUuidCommand(const LoadCommandInfo &L) const
uint16_t length
uint32_t getSymbolAlignment(DataRefImpl Symb) const override
void ReadULEB128s(uint64_t Index, SmallVectorImpl< uint64_t > &Out) const
MachOBindEntry encapsulates the current state in the decompression of binding opcodes.
Definition: Object/MachO.h:144
MachO::linker_option_command getLinkerOptionLoadCommand(const LoadCommandInfo &L) const
ELFYAML::ELF_STO Other
Definition: ELFYAML.cpp:591
MachO::encryption_info_command_64 getEncryptionInfoCommand64(const LoadCommandInfo &L) const
dice_iterator end_dices() const
uint32_t getScatteredRelocationValue(const MachO::any_relocation_info &RE) const
MachO::dylib_command getDylibIDLoadCommand(const LoadCommandInfo &L) const
ErrorOr< StringRef > getSymbolName(DataRefImpl Symb) const override
static Triple getThumbArch(uint32_t CPUType, uint32_t CPUSubType, const char **McpuDefault=nullptr)
unsigned getArch() const override
MachO::routines_command getRoutinesCommand(const LoadCommandInfo &L) const
MachO::dylinker_command getDylinkerCommand(const LoadCommandInfo &L) const
const MachO::mach_header & getHeader() const
bool getScatteredRelocationScattered(const MachO::any_relocation_info &RE) const
MachO::section_64 getSection64(DataRefImpl DRI) const
MachO::entry_point_command getEntryPointCommand(const LoadCommandInfo &L) const
MachO::routines_command_64 getRoutinesCommand64(const LoadCommandInfo &L) const
void moveSectionNext(DataRefImpl &Sec) const override
#define P(N)
unsigned getSectionID(SectionRef Sec) const
const MachO::mach_header_64 & getHeader64() const
unsigned getAnyRelocationAddress(const MachO::any_relocation_info &RE) const
ArrayRef< uint8_t > getUuid() const
iterator_range< load_command_iterator > load_commands() const
MachO::any_relocation_info getRelocation(DataRefImpl Rel) const
MachO::section getSection(DataRefImpl DRI) const
static bool is64Bit(const char *name)
MachO::segment_command getSegmentLoadCommand(const LoadCommandInfo &L) const
uint32_t offset
unsigned getAnyRelocationPCRel(const MachO::any_relocation_info &RE) const
ArrayRef< uint8_t > getDyldInfoRebaseOpcodes() const
MachO::source_version_command getSourceVersionCommand(const LoadCommandInfo &L) const
MachO::linkedit_data_command getDataInCodeLoadCommand() const
LoadCommandList::const_iterator load_command_iterator
Definition: Object/MachO.h:194
bool operator==(const DiceRef &Other) const
Definition: Object/MachO.h:453
DiceRef - This is a value type class that represents a single data in code entry in the table in a Ma...
Definition: Object/MachO.h:29
MachORebaseEntry(ArrayRef< uint8_t > opcodes, bool is64Bit)
MachO::sub_framework_command getSubFrameworkCommand(const LoadCommandInfo &L) const
content_iterator< MachOBindEntry > bind_iterator
Definition: Object/MachO.h:185
bool operator==(const MachOBindEntry &) const
uint64_t getCommonSymbolSizeImpl(DataRefImpl Symb) const override
MachO::thread_command getThreadCommand(const LoadCommandInfo &L) const
uint64_t getNValue(DataRefImpl Sym) const
uint16_t kind
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
section_iterator getRelocationSection(DataRefImpl Rel) const
std::error_code getLibraryShortNameByIndex(unsigned Index, StringRef &) const
section_iterator getRelocationRelocatedSection(relocation_iterator Rel) const
void moveSymbolNext(DataRefImpl &Symb) const override
unsigned getAnyRelocationLength(const MachO::any_relocation_info &RE) const
unsigned getSymbolSectionID(SymbolRef Symb) const
bool isSectionData(DataRefImpl Sec) const override
content_iterator< DiceRef > dice_iterator
Definition: Object/MachO.h:50
StringRef getSectionFinalSegmentName(DataRefImpl Sec) const
std::error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const override
bool isMachO() const
Definition: Binary.h:108
MachO::nlist_64 getSymbol64TableEntry(DataRefImpl DRI) const
ArrayRef< uint8_t > getDyldInfoExportsTrie() const
MachO::nlist getSymbolTableEntry(DataRefImpl DRI) const
std::error_code getLength(uint16_t &Result) const
Definition: Object/MachO.h:479
symbol_iterator getRelocationSymbol(DataRefImpl Rel) const override
uint32_t getSymbolFlags(DataRefImpl Symb) const override
MachO::sub_library_command getSubLibraryCommand(const LoadCommandInfo &L) const
SectionRef getAnyRelocationSection(const MachO::any_relocation_info &RE) const
A range adaptor for a pair of iterators.
MachO::encryption_info_command getEncryptionInfoCommand(const LoadCommandInfo &L) const
This is a value type class that represents a single symbol in the list of symbols in the object file...
Definition: ObjectFile.h:114
bool operator<(const DiceRef &Other) const
Definition: Object/MachO.h:457
MachO::mach_header_64 Header64
Definition: Object/MachO.h:430
MachOBindEntry(ArrayRef< uint8_t > Opcodes, bool is64Bit, MachOBindEntry::Kind)
MachO::linkedit_data_command getLinkeditDataLoadCommand(const LoadCommandInfo &L) const
MachO::version_min_command getVersionMinLoadCommand(const LoadCommandInfo &L) const
static StringRef guessLibraryShortName(StringRef Name, bool &isFramework, StringRef &Suffix)
bool isSectionBSS(DataRefImpl Sec) const override
MachO::symtab_command getSymtabLoadCommand() const
std::error_code getSymbolSection(DataRefImpl Symb, section_iterator &Res) const override
basic_symbol_iterator getSymbolByIndex(unsigned Index) const
dice_iterator begin_dices() const
section_iterator section_begin() const override
static bool isValidArch(StringRef ArchFlag)
relocation_iterator section_rel_end(DataRefImpl Sec) const override
MachO::dysymtab_command getDysymtabLoadCommand() const
MachO::mach_header Header
Definition: Object/MachO.h:431
MachO::rpath_command getRpathCommand(const LoadCommandInfo &L) const
MachO::data_in_code_entry getDice(DataRefImpl Rel) const
MachO::sub_umbrella_command getSubUmbrellaCommand(const LoadCommandInfo &L) const
unsigned getSectionType(SectionRef Sec) const
section_iterator section_end() const override
const ObjectFile * getObjectFile() const
Definition: Object/MachO.h:499
iterator_range< bind_iterator > lazyBindTable() const
For use iterating over all lazy bind table entries.
ArrayRef< uint8_t > getDyldInfoWeakBindOpcodes() const
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:40
static bool classof(const Binary *v)
Definition: Object/MachO.h:422
basic_symbol_iterator symbol_end_impl() const override
unsigned getPlainRelocationSymbolNum(const MachO::any_relocation_info &RE) const
MachO::dyld_info_command getDyldInfoLoadCommand(const LoadCommandInfo &L) const
bool isRelocationScattered(const MachO::any_relocation_info &RE) const
MachO::sub_client_command getSubClientCommand(const LoadCommandInfo &L) const
content_iterator< MachORebaseEntry > rebase_iterator
Definition: Object/MachO.h:137
SmallVector< LoadCommandInfo, 4 > LoadCommandList
Definition: Object/MachO.h:193
iterator_range< bind_iterator > bindTable() const
For use iterating over all bind table entries.
iterator_range< bind_iterator > weakBindTable() const
For use iterating over all lazy bind table entries.
relocation_iterator section_rel_begin(DataRefImpl Sec) const override
This is a value type class that represents a single section in the list of sections in the object fil...
Definition: ObjectFile.h:69
uint64_t getSectionSize(DataRefImpl Sec) const override
ArrayRef< uint8_t > getDyldInfoBindOpcodes() const