1 //===- ObjectFile.h - File format independent object file -------*- 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 a file format independent ObjectFile class.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #ifndef LLVM_OBJECT_OBJECTFILE_H
15 #define LLVM_OBJECT_OBJECTFILE_H
16
17 #include "llvm/ADT/StringRef.h"
18 #include "llvm/Object/Binary.h"
19 #include "llvm/Support/DataTypes.h"
20 #include "llvm/Support/ErrorHandling.h"
21 #include "llvm/Support/MemoryBuffer.h"
22 #include <cstring>
23 #include <vector>
24
25 namespace llvm {
26 namespace object {
27
28 class ObjectFile;
29
30 union DataRefImpl {
31 // This entire union should probably be a
32 // char[max(8, sizeof(uintptr_t))] and require the impl to cast.
33 struct {
34 uint32_t a, b;
35 } d;
36 uintptr_t p;
DataRefImpl()37 DataRefImpl() {
38 std::memset(this, 0, sizeof(DataRefImpl));
39 }
40 };
41
42 template<class content_type>
43 class content_iterator {
44 content_type Current;
45 public:
content_iterator(content_type symb)46 content_iterator(content_type symb)
47 : Current(symb) {}
48
49 const content_type* operator->() const {
50 return &Current;
51 }
52
53 const content_type &operator*() const {
54 return Current;
55 }
56
57 bool operator==(const content_iterator &other) const {
58 return Current == other.Current;
59 }
60
61 bool operator!=(const content_iterator &other) const {
62 return !(*this == other);
63 }
64
increment(error_code & err)65 content_iterator& increment(error_code &err) {
66 content_type next;
67 if (error_code ec = Current.getNext(next))
68 err = ec;
69 else
70 Current = next;
71 return *this;
72 }
73 };
74
75 inline bool operator==(const DataRefImpl &a, const DataRefImpl &b) {
76 // Check bitwise identical. This is the only legal way to compare a union w/o
77 // knowing which member is in use.
78 return std::memcmp(&a, &b, sizeof(DataRefImpl)) == 0;
79 }
80
81 inline bool operator<(const DataRefImpl &a, const DataRefImpl &b) {
82 // Check bitwise identical. This is the only legal way to compare a union w/o
83 // knowing which member is in use.
84 return std::memcmp(&a, &b, sizeof(DataRefImpl)) < 0;
85 }
86
87 class SymbolRef;
88 typedef content_iterator<SymbolRef> symbol_iterator;
89
90 /// RelocationRef - This is a value type class that represents a single
91 /// relocation in the list of relocations in the object file.
92 class RelocationRef {
93 DataRefImpl RelocationPimpl;
94 const ObjectFile *OwningObject;
95
96 public:
RelocationRef()97 RelocationRef() : OwningObject(NULL) { }
98
99 RelocationRef(DataRefImpl RelocationP, const ObjectFile *Owner);
100
101 bool operator==(const RelocationRef &Other) const;
102
103 error_code getNext(RelocationRef &Result) const;
104
105 error_code getAddress(uint64_t &Result) const;
106 error_code getOffset(uint64_t &Result) const;
107 symbol_iterator getSymbol() const;
108 error_code getType(uint64_t &Result) const;
109
110 /// @brief Indicates whether this relocation should hidden when listing
111 /// relocations, usually because it is the trailing part of a multipart
112 /// relocation that will be printed as part of the leading relocation.
113 error_code getHidden(bool &Result) const;
114
115 /// @brief Get a string that represents the type of this relocation.
116 ///
117 /// This is for display purposes only.
118 error_code getTypeName(SmallVectorImpl<char> &Result) const;
119
120 /// @brief Get a string that represents the calculation of the value of this
121 /// relocation.
122 ///
123 /// This is for display purposes only.
124 error_code getValueString(SmallVectorImpl<char> &Result) const;
125
126 DataRefImpl getRawDataRefImpl() const;
127 const ObjectFile *getObjectFile() const;
128 };
129 typedef content_iterator<RelocationRef> relocation_iterator;
130
131 /// SectionRef - This is a value type class that represents a single section in
132 /// the list of sections in the object file.
133 class SectionRef;
134 typedef content_iterator<SectionRef> section_iterator;
135 class SectionRef {
136 friend class SymbolRef;
137 DataRefImpl SectionPimpl;
138 const ObjectFile *OwningObject;
139
140 public:
SectionRef()141 SectionRef() : OwningObject(NULL) { }
142
143 SectionRef(DataRefImpl SectionP, const ObjectFile *Owner);
144
145 bool operator==(const SectionRef &Other) const;
146 bool operator<(const SectionRef &Other) const;
147
148 error_code getNext(SectionRef &Result) const;
149
150 error_code getName(StringRef &Result) const;
151 error_code getAddress(uint64_t &Result) const;
152 error_code getSize(uint64_t &Result) const;
153 error_code getContents(StringRef &Result) const;
154
155 /// @brief Get the alignment of this section as the actual value (not log 2).
156 error_code getAlignment(uint64_t &Result) const;
157
158 // FIXME: Move to the normalization layer when it's created.
159 error_code isText(bool &Result) const;
160 error_code isData(bool &Result) const;
161 error_code isBSS(bool &Result) const;
162 error_code isRequiredForExecution(bool &Result) const;
163 error_code isVirtual(bool &Result) const;
164 error_code isZeroInit(bool &Result) const;
165 error_code isReadOnlyData(bool &Result) const;
166
167 error_code containsSymbol(SymbolRef S, bool &Result) const;
168
169 relocation_iterator begin_relocations() const;
170 relocation_iterator end_relocations() const;
171 section_iterator getRelocatedSection() const;
172
173 DataRefImpl getRawDataRefImpl() const;
174 };
175
176 /// SymbolRef - This is a value type class that represents a single symbol in
177 /// the list of symbols in the object file.
178 class SymbolRef {
179 friend class SectionRef;
180 DataRefImpl SymbolPimpl;
181 const ObjectFile *OwningObject;
182
183 public:
SymbolRef()184 SymbolRef() : OwningObject(NULL) { }
185
186 enum Type {
187 ST_Unknown, // Type not specified
188 ST_Data,
189 ST_Debug,
190 ST_File,
191 ST_Function,
192 ST_Other
193 };
194
LLVM_ENUM_INT_TYPE(unsigned)195 enum Flags LLVM_ENUM_INT_TYPE(unsigned) {
196 SF_None = 0,
197 SF_Undefined = 1U << 0, // Symbol is defined in another object file
198 SF_Global = 1U << 1, // Global symbol
199 SF_Weak = 1U << 2, // Weak symbol
200 SF_Absolute = 1U << 3, // Absolute symbol
201 SF_ThreadLocal = 1U << 4, // Thread local symbol
202 SF_Common = 1U << 5, // Symbol has common linkage
203 SF_FormatSpecific = 1U << 31 // Specific to the object file format
204 // (e.g. section symbols)
205 };
206
207 SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner);
208
209 bool operator==(const SymbolRef &Other) const;
210 bool operator<(const SymbolRef &Other) const;
211
212 error_code getNext(SymbolRef &Result) const;
213
214 error_code getName(StringRef &Result) const;
215 /// Returns the symbol virtual address (i.e. address at which it will be
216 /// mapped).
217 error_code getAddress(uint64_t &Result) const;
218 error_code getFileOffset(uint64_t &Result) const;
219 /// @brief Get the alignment of this symbol as the actual value (not log 2).
220 error_code getAlignment(uint32_t &Result) const;
221 error_code getSize(uint64_t &Result) const;
222 error_code getType(SymbolRef::Type &Result) const;
223
224 /// Get symbol flags (bitwise OR of SymbolRef::Flags)
225 error_code getFlags(uint32_t &Result) const;
226
227 /// @brief Get section this symbol is defined in reference to. Result is
228 /// end_sections() if it is undefined or is an absolute symbol.
229 error_code getSection(section_iterator &Result) const;
230
231 /// @brief Get value of the symbol in the symbol table.
232 error_code getValue(uint64_t &Val) const;
233
234 DataRefImpl getRawDataRefImpl() const;
235 };
236
237 /// LibraryRef - This is a value type class that represents a single library in
238 /// the list of libraries needed by a shared or dynamic object.
239 class LibraryRef {
240 friend class SectionRef;
241 DataRefImpl LibraryPimpl;
242 const ObjectFile *OwningObject;
243
244 public:
LibraryRef()245 LibraryRef() : OwningObject(NULL) { }
246
247 LibraryRef(DataRefImpl LibraryP, const ObjectFile *Owner);
248
249 bool operator==(const LibraryRef &Other) const;
250 bool operator<(const LibraryRef &Other) const;
251
252 error_code getNext(LibraryRef &Result) const;
253
254 // Get the path to this library, as stored in the object file.
255 error_code getPath(StringRef &Result) const;
256
257 DataRefImpl getRawDataRefImpl() const;
258 };
259 typedef content_iterator<LibraryRef> library_iterator;
260
261 const uint64_t UnknownAddressOrSize = ~0ULL;
262
263 /// ObjectFile - This class is the base class for all object file types.
264 /// Concrete instances of this object are created by createObjectFile, which
265 /// figures out which type to create.
266 class ObjectFile : public Binary {
267 virtual void anchor();
268 ObjectFile() LLVM_DELETED_FUNCTION;
269 ObjectFile(const ObjectFile &other) LLVM_DELETED_FUNCTION;
270
271 protected:
272 ObjectFile(unsigned int Type, MemoryBuffer *source);
273
base()274 const uint8_t *base() const {
275 return reinterpret_cast<const uint8_t *>(Data->getBufferStart());
276 }
277
278 // These functions are for SymbolRef to call internally. The main goal of
279 // this is to allow SymbolRef::SymbolPimpl to point directly to the symbol
280 // entry in the memory mapped object file. SymbolPimpl cannot contain any
281 // virtual functions because then it could not point into the memory mapped
282 // file.
283 //
284 // Implementations assume that the DataRefImpl is valid and has not been
285 // modified externally. It's UB otherwise.
286 friend class SymbolRef;
287 virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const = 0;
288 virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const = 0;
289 virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const = 0;
290 virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res)const=0;
291 virtual error_code getSymbolAlignment(DataRefImpl Symb, uint32_t &Res) const;
292 virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const = 0;
293 virtual error_code getSymbolType(DataRefImpl Symb,
294 SymbolRef::Type &Res) const = 0;
295 virtual error_code getSymbolFlags(DataRefImpl Symb,
296 uint32_t &Res) const = 0;
297 virtual error_code getSymbolSection(DataRefImpl Symb,
298 section_iterator &Res) const = 0;
299 virtual error_code getSymbolValue(DataRefImpl Symb, uint64_t &Val) const = 0;
300
301 // Same as above for SectionRef.
302 friend class SectionRef;
303 virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const = 0;
304 virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const = 0;
305 virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const =0;
306 virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const = 0;
307 virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res)const=0;
308 virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res)const=0;
309 virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const = 0;
310 virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const = 0;
311 virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const = 0;
312 virtual error_code isSectionRequiredForExecution(DataRefImpl Sec,
313 bool &Res) const = 0;
314 // A section is 'virtual' if its contents aren't present in the object image.
315 virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const = 0;
316 virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const = 0;
317 virtual error_code isSectionReadOnlyData(DataRefImpl Sec, bool &Res) const =0;
318 virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
319 bool &Result) const = 0;
320 virtual relocation_iterator section_rel_begin(DataRefImpl Sec) const = 0;
321 virtual relocation_iterator section_rel_end(DataRefImpl Sec) const = 0;
322 virtual section_iterator getRelocatedSection(DataRefImpl Sec) const;
323
324 // Same as above for RelocationRef.
325 friend class RelocationRef;
326 virtual error_code getRelocationNext(DataRefImpl Rel,
327 RelocationRef &Res) const = 0;
328 virtual error_code getRelocationAddress(DataRefImpl Rel,
329 uint64_t &Res) const =0;
330 virtual error_code getRelocationOffset(DataRefImpl Rel,
331 uint64_t &Res) const =0;
332 virtual symbol_iterator getRelocationSymbol(DataRefImpl Rel) const = 0;
333 virtual error_code getRelocationType(DataRefImpl Rel,
334 uint64_t &Res) const = 0;
335 virtual error_code getRelocationTypeName(DataRefImpl Rel,
336 SmallVectorImpl<char> &Result) const = 0;
337 virtual error_code getRelocationValueString(DataRefImpl Rel,
338 SmallVectorImpl<char> &Result) const = 0;
getRelocationHidden(DataRefImpl Rel,bool & Result)339 virtual error_code getRelocationHidden(DataRefImpl Rel, bool &Result) const {
340 Result = false;
341 return object_error::success;
342 }
343
344 // Same for LibraryRef
345 friend class LibraryRef;
346 virtual error_code getLibraryNext(DataRefImpl Lib, LibraryRef &Res) const = 0;
347 virtual error_code getLibraryPath(DataRefImpl Lib, StringRef &Res) const = 0;
348
349 public:
350
351 virtual symbol_iterator begin_symbols() const = 0;
352 virtual symbol_iterator end_symbols() const = 0;
353
354 virtual symbol_iterator begin_dynamic_symbols() const = 0;
355 virtual symbol_iterator end_dynamic_symbols() const = 0;
356
357 virtual section_iterator begin_sections() const = 0;
358 virtual section_iterator end_sections() const = 0;
359
360 virtual library_iterator begin_libraries_needed() const = 0;
361 virtual library_iterator end_libraries_needed() const = 0;
362
363 /// @brief The number of bytes used to represent an address in this object
364 /// file format.
365 virtual uint8_t getBytesInAddress() const = 0;
366
367 virtual StringRef getFileFormatName() const = 0;
368 virtual /* Triple::ArchType */ unsigned getArch() const = 0;
369
370 /// For shared objects, returns the name which this object should be
371 /// loaded from at runtime. This corresponds to DT_SONAME on ELF and
372 /// LC_ID_DYLIB (install name) on MachO.
373 virtual StringRef getLoadName() const = 0;
374
375 /// @returns Pointer to ObjectFile subclass to handle this type of object.
376 /// @param ObjectPath The path to the object file. ObjectPath.isObject must
377 /// return true.
378 /// @brief Create ObjectFile from path.
379 static ObjectFile *createObjectFile(StringRef ObjectPath);
380 static ObjectFile *createObjectFile(MemoryBuffer *Object);
381
classof(const Binary * v)382 static inline bool classof(const Binary *v) {
383 return v->isObject();
384 }
385
386 public:
387 static ObjectFile *createCOFFObjectFile(MemoryBuffer *Object);
388 static ObjectFile *createELFObjectFile(MemoryBuffer *Object);
389 static ObjectFile *createMachOObjectFile(MemoryBuffer *Object);
390 };
391
392 // Inline function definitions.
SymbolRef(DataRefImpl SymbolP,const ObjectFile * Owner)393 inline SymbolRef::SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner)
394 : SymbolPimpl(SymbolP)
395 , OwningObject(Owner) {}
396
397 inline bool SymbolRef::operator==(const SymbolRef &Other) const {
398 return SymbolPimpl == Other.SymbolPimpl;
399 }
400
401 inline bool SymbolRef::operator<(const SymbolRef &Other) const {
402 return SymbolPimpl < Other.SymbolPimpl;
403 }
404
getNext(SymbolRef & Result)405 inline error_code SymbolRef::getNext(SymbolRef &Result) const {
406 return OwningObject->getSymbolNext(SymbolPimpl, Result);
407 }
408
getName(StringRef & Result)409 inline error_code SymbolRef::getName(StringRef &Result) const {
410 return OwningObject->getSymbolName(SymbolPimpl, Result);
411 }
412
getAddress(uint64_t & Result)413 inline error_code SymbolRef::getAddress(uint64_t &Result) const {
414 return OwningObject->getSymbolAddress(SymbolPimpl, Result);
415 }
416
getFileOffset(uint64_t & Result)417 inline error_code SymbolRef::getFileOffset(uint64_t &Result) const {
418 return OwningObject->getSymbolFileOffset(SymbolPimpl, Result);
419 }
420
getAlignment(uint32_t & Result)421 inline error_code SymbolRef::getAlignment(uint32_t &Result) const {
422 return OwningObject->getSymbolAlignment(SymbolPimpl, Result);
423 }
424
getSize(uint64_t & Result)425 inline error_code SymbolRef::getSize(uint64_t &Result) const {
426 return OwningObject->getSymbolSize(SymbolPimpl, Result);
427 }
428
getFlags(uint32_t & Result)429 inline error_code SymbolRef::getFlags(uint32_t &Result) const {
430 return OwningObject->getSymbolFlags(SymbolPimpl, Result);
431 }
432
getSection(section_iterator & Result)433 inline error_code SymbolRef::getSection(section_iterator &Result) const {
434 return OwningObject->getSymbolSection(SymbolPimpl, Result);
435 }
436
getType(SymbolRef::Type & Result)437 inline error_code SymbolRef::getType(SymbolRef::Type &Result) const {
438 return OwningObject->getSymbolType(SymbolPimpl, Result);
439 }
440
getValue(uint64_t & Val)441 inline error_code SymbolRef::getValue(uint64_t &Val) const {
442 return OwningObject->getSymbolValue(SymbolPimpl, Val);
443 }
444
getRawDataRefImpl()445 inline DataRefImpl SymbolRef::getRawDataRefImpl() const {
446 return SymbolPimpl;
447 }
448
449
450 /// SectionRef
SectionRef(DataRefImpl SectionP,const ObjectFile * Owner)451 inline SectionRef::SectionRef(DataRefImpl SectionP,
452 const ObjectFile *Owner)
453 : SectionPimpl(SectionP)
454 , OwningObject(Owner) {}
455
456 inline bool SectionRef::operator==(const SectionRef &Other) const {
457 return SectionPimpl == Other.SectionPimpl;
458 }
459
460 inline bool SectionRef::operator<(const SectionRef &Other) const {
461 return SectionPimpl < Other.SectionPimpl;
462 }
463
getNext(SectionRef & Result)464 inline error_code SectionRef::getNext(SectionRef &Result) const {
465 return OwningObject->getSectionNext(SectionPimpl, Result);
466 }
467
getName(StringRef & Result)468 inline error_code SectionRef::getName(StringRef &Result) const {
469 return OwningObject->getSectionName(SectionPimpl, Result);
470 }
471
getAddress(uint64_t & Result)472 inline error_code SectionRef::getAddress(uint64_t &Result) const {
473 return OwningObject->getSectionAddress(SectionPimpl, Result);
474 }
475
getSize(uint64_t & Result)476 inline error_code SectionRef::getSize(uint64_t &Result) const {
477 return OwningObject->getSectionSize(SectionPimpl, Result);
478 }
479
getContents(StringRef & Result)480 inline error_code SectionRef::getContents(StringRef &Result) const {
481 return OwningObject->getSectionContents(SectionPimpl, Result);
482 }
483
getAlignment(uint64_t & Result)484 inline error_code SectionRef::getAlignment(uint64_t &Result) const {
485 return OwningObject->getSectionAlignment(SectionPimpl, Result);
486 }
487
isText(bool & Result)488 inline error_code SectionRef::isText(bool &Result) const {
489 return OwningObject->isSectionText(SectionPimpl, Result);
490 }
491
isData(bool & Result)492 inline error_code SectionRef::isData(bool &Result) const {
493 return OwningObject->isSectionData(SectionPimpl, Result);
494 }
495
isBSS(bool & Result)496 inline error_code SectionRef::isBSS(bool &Result) const {
497 return OwningObject->isSectionBSS(SectionPimpl, Result);
498 }
499
isRequiredForExecution(bool & Result)500 inline error_code SectionRef::isRequiredForExecution(bool &Result) const {
501 return OwningObject->isSectionRequiredForExecution(SectionPimpl, Result);
502 }
503
isVirtual(bool & Result)504 inline error_code SectionRef::isVirtual(bool &Result) const {
505 return OwningObject->isSectionVirtual(SectionPimpl, Result);
506 }
507
isZeroInit(bool & Result)508 inline error_code SectionRef::isZeroInit(bool &Result) const {
509 return OwningObject->isSectionZeroInit(SectionPimpl, Result);
510 }
511
isReadOnlyData(bool & Result)512 inline error_code SectionRef::isReadOnlyData(bool &Result) const {
513 return OwningObject->isSectionReadOnlyData(SectionPimpl, Result);
514 }
515
containsSymbol(SymbolRef S,bool & Result)516 inline error_code SectionRef::containsSymbol(SymbolRef S, bool &Result) const {
517 return OwningObject->sectionContainsSymbol(SectionPimpl, S.SymbolPimpl,
518 Result);
519 }
520
begin_relocations()521 inline relocation_iterator SectionRef::begin_relocations() const {
522 return OwningObject->section_rel_begin(SectionPimpl);
523 }
524
end_relocations()525 inline relocation_iterator SectionRef::end_relocations() const {
526 return OwningObject->section_rel_end(SectionPimpl);
527 }
528
getRelocatedSection()529 inline section_iterator SectionRef::getRelocatedSection() const {
530 return OwningObject->getRelocatedSection(SectionPimpl);
531 }
532
getRawDataRefImpl()533 inline DataRefImpl SectionRef::getRawDataRefImpl() const {
534 return SectionPimpl;
535 }
536
537 /// RelocationRef
RelocationRef(DataRefImpl RelocationP,const ObjectFile * Owner)538 inline RelocationRef::RelocationRef(DataRefImpl RelocationP,
539 const ObjectFile *Owner)
540 : RelocationPimpl(RelocationP)
541 , OwningObject(Owner) {}
542
543 inline bool RelocationRef::operator==(const RelocationRef &Other) const {
544 return RelocationPimpl == Other.RelocationPimpl;
545 }
546
getNext(RelocationRef & Result)547 inline error_code RelocationRef::getNext(RelocationRef &Result) const {
548 return OwningObject->getRelocationNext(RelocationPimpl, Result);
549 }
550
getAddress(uint64_t & Result)551 inline error_code RelocationRef::getAddress(uint64_t &Result) const {
552 return OwningObject->getRelocationAddress(RelocationPimpl, Result);
553 }
554
getOffset(uint64_t & Result)555 inline error_code RelocationRef::getOffset(uint64_t &Result) const {
556 return OwningObject->getRelocationOffset(RelocationPimpl, Result);
557 }
558
getSymbol()559 inline symbol_iterator RelocationRef::getSymbol() const {
560 return OwningObject->getRelocationSymbol(RelocationPimpl);
561 }
562
getType(uint64_t & Result)563 inline error_code RelocationRef::getType(uint64_t &Result) const {
564 return OwningObject->getRelocationType(RelocationPimpl, Result);
565 }
566
getTypeName(SmallVectorImpl<char> & Result)567 inline error_code RelocationRef::getTypeName(SmallVectorImpl<char> &Result)
568 const {
569 return OwningObject->getRelocationTypeName(RelocationPimpl, Result);
570 }
571
getValueString(SmallVectorImpl<char> & Result)572 inline error_code RelocationRef::getValueString(SmallVectorImpl<char> &Result)
573 const {
574 return OwningObject->getRelocationValueString(RelocationPimpl, Result);
575 }
576
getHidden(bool & Result)577 inline error_code RelocationRef::getHidden(bool &Result) const {
578 return OwningObject->getRelocationHidden(RelocationPimpl, Result);
579 }
580
getRawDataRefImpl()581 inline DataRefImpl RelocationRef::getRawDataRefImpl() const {
582 return RelocationPimpl;
583 }
584
getObjectFile()585 inline const ObjectFile *RelocationRef::getObjectFile() const {
586 return OwningObject;
587 }
588
589 // Inline function definitions.
LibraryRef(DataRefImpl LibraryP,const ObjectFile * Owner)590 inline LibraryRef::LibraryRef(DataRefImpl LibraryP, const ObjectFile *Owner)
591 : LibraryPimpl(LibraryP)
592 , OwningObject(Owner) {}
593
594 inline bool LibraryRef::operator==(const LibraryRef &Other) const {
595 return LibraryPimpl == Other.LibraryPimpl;
596 }
597
598 inline bool LibraryRef::operator<(const LibraryRef &Other) const {
599 return LibraryPimpl < Other.LibraryPimpl;
600 }
601
getNext(LibraryRef & Result)602 inline error_code LibraryRef::getNext(LibraryRef &Result) const {
603 return OwningObject->getLibraryNext(LibraryPimpl, Result);
604 }
605
getPath(StringRef & Result)606 inline error_code LibraryRef::getPath(StringRef &Result) const {
607 return OwningObject->getLibraryPath(LibraryPimpl, Result);
608 }
609
610 } // end namespace object
611 } // end namespace llvm
612
613 #endif
614