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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 
195   enum Flags {
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   /// Returns the ascii char that should be displayed in a symbol table dump via
225   /// nm for this symbol.
226   error_code getNMTypeChar(char &Result) const;
227 
228   /// Get symbol flags (bitwise OR of SymbolRef::Flags)
229   error_code getFlags(uint32_t &Result) const;
230 
231   /// @brief Get section this symbol is defined in reference to. Result is
232   /// end_sections() if it is undefined or is an absolute symbol.
233   error_code getSection(section_iterator &Result) const;
234 
235   /// @brief Get value of the symbol in the symbol table.
236   error_code getValue(uint64_t &Val) const;
237 
238   DataRefImpl getRawDataRefImpl() const;
239 };
240 
241 /// LibraryRef - This is a value type class that represents a single library in
242 /// the list of libraries needed by a shared or dynamic object.
243 class LibraryRef {
244   friend class SectionRef;
245   DataRefImpl LibraryPimpl;
246   const ObjectFile *OwningObject;
247 
248 public:
LibraryRef()249   LibraryRef() : OwningObject(NULL) { }
250 
251   LibraryRef(DataRefImpl LibraryP, const ObjectFile *Owner);
252 
253   bool operator==(const LibraryRef &Other) const;
254   bool operator<(const LibraryRef &Other) const;
255 
256   error_code getNext(LibraryRef &Result) const;
257 
258   // Get the path to this library, as stored in the object file.
259   error_code getPath(StringRef &Result) const;
260 
261   DataRefImpl getRawDataRefImpl() const;
262 };
263 typedef content_iterator<LibraryRef> library_iterator;
264 
265 const uint64_t UnknownAddressOrSize = ~0ULL;
266 
267 /// ObjectFile - This class is the base class for all object file types.
268 /// Concrete instances of this object are created by createObjectFile, which
269 /// figures out which type to create.
270 class ObjectFile : public Binary {
271   virtual void anchor();
272   ObjectFile() LLVM_DELETED_FUNCTION;
273   ObjectFile(const ObjectFile &other) LLVM_DELETED_FUNCTION;
274 
275 protected:
276   ObjectFile(unsigned int Type, MemoryBuffer *source);
277 
base()278   const uint8_t *base() const {
279     return reinterpret_cast<const uint8_t *>(Data->getBufferStart());
280   }
281 
282   // These functions are for SymbolRef to call internally. The main goal of
283   // this is to allow SymbolRef::SymbolPimpl to point directly to the symbol
284   // entry in the memory mapped object file. SymbolPimpl cannot contain any
285   // virtual functions because then it could not point into the memory mapped
286   // file.
287   //
288   // Implementations assume that the DataRefImpl is valid and has not been
289   // modified externally. It's UB otherwise.
290   friend class SymbolRef;
291   virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const = 0;
292   virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const = 0;
293   virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const = 0;
294   virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res)const=0;
295   virtual error_code getSymbolAlignment(DataRefImpl Symb, uint32_t &Res) const;
296   virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const = 0;
297   virtual error_code getSymbolType(DataRefImpl Symb,
298                                    SymbolRef::Type &Res) const = 0;
299   virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const = 0;
300   virtual error_code getSymbolFlags(DataRefImpl Symb,
301                                     uint32_t &Res) const = 0;
302   virtual error_code getSymbolSection(DataRefImpl Symb,
303                                       section_iterator &Res) const = 0;
304   virtual error_code getSymbolValue(DataRefImpl Symb, uint64_t &Val) const = 0;
305 
306   // Same as above for SectionRef.
307   friend class SectionRef;
308   virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const = 0;
309   virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const = 0;
310   virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const =0;
311   virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const = 0;
312   virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res)const=0;
313   virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res)const=0;
314   virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const = 0;
315   virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const = 0;
316   virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const = 0;
317   virtual error_code isSectionRequiredForExecution(DataRefImpl Sec,
318                                                    bool &Res) const = 0;
319   // A section is 'virtual' if its contents aren't present in the object image.
320   virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const = 0;
321   virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const = 0;
322   virtual error_code isSectionReadOnlyData(DataRefImpl Sec, bool &Res) const =0;
323   virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
324                                            bool &Result) const = 0;
325   virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const = 0;
326   virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const = 0;
327   virtual section_iterator getRelocatedSection(DataRefImpl Sec) const;
328 
329   // Same as above for RelocationRef.
330   friend class RelocationRef;
331   virtual error_code getRelocationNext(DataRefImpl Rel,
332                                        RelocationRef &Res) const = 0;
333   virtual error_code getRelocationAddress(DataRefImpl Rel,
334                                           uint64_t &Res) const =0;
335   virtual error_code getRelocationOffset(DataRefImpl Rel,
336                                          uint64_t &Res) const =0;
337   virtual symbol_iterator getRelocationSymbol(DataRefImpl Rel) const = 0;
338   virtual error_code getRelocationType(DataRefImpl Rel,
339                                        uint64_t &Res) const = 0;
340   virtual error_code getRelocationTypeName(DataRefImpl Rel,
341                                        SmallVectorImpl<char> &Result) const = 0;
342   virtual error_code getRelocationValueString(DataRefImpl Rel,
343                                        SmallVectorImpl<char> &Result) const = 0;
getRelocationHidden(DataRefImpl Rel,bool & Result)344   virtual error_code getRelocationHidden(DataRefImpl Rel, bool &Result) const {
345     Result = false;
346     return object_error::success;
347   }
348 
349   // Same for LibraryRef
350   friend class LibraryRef;
351   virtual error_code getLibraryNext(DataRefImpl Lib, LibraryRef &Res) const = 0;
352   virtual error_code getLibraryPath(DataRefImpl Lib, StringRef &Res) const = 0;
353 
354 public:
355 
356   virtual symbol_iterator begin_symbols() const = 0;
357   virtual symbol_iterator end_symbols() const = 0;
358 
359   virtual symbol_iterator begin_dynamic_symbols() const = 0;
360   virtual symbol_iterator end_dynamic_symbols() const = 0;
361 
362   virtual section_iterator begin_sections() const = 0;
363   virtual section_iterator end_sections() const = 0;
364 
365   virtual library_iterator begin_libraries_needed() const = 0;
366   virtual library_iterator end_libraries_needed() const = 0;
367 
368   /// @brief The number of bytes used to represent an address in this object
369   ///        file format.
370   virtual uint8_t getBytesInAddress() const = 0;
371 
372   virtual StringRef getFileFormatName() const = 0;
373   virtual /* Triple::ArchType */ unsigned getArch() const = 0;
374 
375   /// For shared objects, returns the name which this object should be
376   /// loaded from at runtime. This corresponds to DT_SONAME on ELF and
377   /// LC_ID_DYLIB (install name) on MachO.
378   virtual StringRef getLoadName() const = 0;
379 
380   /// @returns Pointer to ObjectFile subclass to handle this type of object.
381   /// @param ObjectPath The path to the object file. ObjectPath.isObject must
382   ///        return true.
383   /// @brief Create ObjectFile from path.
384   static ObjectFile *createObjectFile(StringRef ObjectPath);
385   static ObjectFile *createObjectFile(MemoryBuffer *Object);
386 
classof(const Binary * v)387   static inline bool classof(const Binary *v) {
388     return v->isObject();
389   }
390 
391 public:
392   static ObjectFile *createCOFFObjectFile(MemoryBuffer *Object);
393   static ObjectFile *createELFObjectFile(MemoryBuffer *Object);
394   static ObjectFile *createMachOObjectFile(MemoryBuffer *Object);
395 };
396 
397 // Inline function definitions.
SymbolRef(DataRefImpl SymbolP,const ObjectFile * Owner)398 inline SymbolRef::SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner)
399   : SymbolPimpl(SymbolP)
400   , OwningObject(Owner) {}
401 
402 inline bool SymbolRef::operator==(const SymbolRef &Other) const {
403   return SymbolPimpl == Other.SymbolPimpl;
404 }
405 
406 inline bool SymbolRef::operator<(const SymbolRef &Other) const {
407   return SymbolPimpl < Other.SymbolPimpl;
408 }
409 
getNext(SymbolRef & Result)410 inline error_code SymbolRef::getNext(SymbolRef &Result) const {
411   return OwningObject->getSymbolNext(SymbolPimpl, Result);
412 }
413 
getName(StringRef & Result)414 inline error_code SymbolRef::getName(StringRef &Result) const {
415   return OwningObject->getSymbolName(SymbolPimpl, Result);
416 }
417 
getAddress(uint64_t & Result)418 inline error_code SymbolRef::getAddress(uint64_t &Result) const {
419   return OwningObject->getSymbolAddress(SymbolPimpl, Result);
420 }
421 
getFileOffset(uint64_t & Result)422 inline error_code SymbolRef::getFileOffset(uint64_t &Result) const {
423   return OwningObject->getSymbolFileOffset(SymbolPimpl, Result);
424 }
425 
getAlignment(uint32_t & Result)426 inline error_code SymbolRef::getAlignment(uint32_t &Result) const {
427   return OwningObject->getSymbolAlignment(SymbolPimpl, Result);
428 }
429 
getSize(uint64_t & Result)430 inline error_code SymbolRef::getSize(uint64_t &Result) const {
431   return OwningObject->getSymbolSize(SymbolPimpl, Result);
432 }
433 
getNMTypeChar(char & Result)434 inline error_code SymbolRef::getNMTypeChar(char &Result) const {
435   return OwningObject->getSymbolNMTypeChar(SymbolPimpl, Result);
436 }
437 
getFlags(uint32_t & Result)438 inline error_code SymbolRef::getFlags(uint32_t &Result) const {
439   return OwningObject->getSymbolFlags(SymbolPimpl, Result);
440 }
441 
getSection(section_iterator & Result)442 inline error_code SymbolRef::getSection(section_iterator &Result) const {
443   return OwningObject->getSymbolSection(SymbolPimpl, Result);
444 }
445 
getType(SymbolRef::Type & Result)446 inline error_code SymbolRef::getType(SymbolRef::Type &Result) const {
447   return OwningObject->getSymbolType(SymbolPimpl, Result);
448 }
449 
getValue(uint64_t & Val)450 inline error_code SymbolRef::getValue(uint64_t &Val) const {
451   return OwningObject->getSymbolValue(SymbolPimpl, Val);
452 }
453 
getRawDataRefImpl()454 inline DataRefImpl SymbolRef::getRawDataRefImpl() const {
455   return SymbolPimpl;
456 }
457 
458 
459 /// SectionRef
SectionRef(DataRefImpl SectionP,const ObjectFile * Owner)460 inline SectionRef::SectionRef(DataRefImpl SectionP,
461                               const ObjectFile *Owner)
462   : SectionPimpl(SectionP)
463   , OwningObject(Owner) {}
464 
465 inline bool SectionRef::operator==(const SectionRef &Other) const {
466   return SectionPimpl == Other.SectionPimpl;
467 }
468 
469 inline bool SectionRef::operator<(const SectionRef &Other) const {
470   return SectionPimpl < Other.SectionPimpl;
471 }
472 
getNext(SectionRef & Result)473 inline error_code SectionRef::getNext(SectionRef &Result) const {
474   return OwningObject->getSectionNext(SectionPimpl, Result);
475 }
476 
getName(StringRef & Result)477 inline error_code SectionRef::getName(StringRef &Result) const {
478   return OwningObject->getSectionName(SectionPimpl, Result);
479 }
480 
getAddress(uint64_t & Result)481 inline error_code SectionRef::getAddress(uint64_t &Result) const {
482   return OwningObject->getSectionAddress(SectionPimpl, Result);
483 }
484 
getSize(uint64_t & Result)485 inline error_code SectionRef::getSize(uint64_t &Result) const {
486   return OwningObject->getSectionSize(SectionPimpl, Result);
487 }
488 
getContents(StringRef & Result)489 inline error_code SectionRef::getContents(StringRef &Result) const {
490   return OwningObject->getSectionContents(SectionPimpl, Result);
491 }
492 
getAlignment(uint64_t & Result)493 inline error_code SectionRef::getAlignment(uint64_t &Result) const {
494   return OwningObject->getSectionAlignment(SectionPimpl, Result);
495 }
496 
isText(bool & Result)497 inline error_code SectionRef::isText(bool &Result) const {
498   return OwningObject->isSectionText(SectionPimpl, Result);
499 }
500 
isData(bool & Result)501 inline error_code SectionRef::isData(bool &Result) const {
502   return OwningObject->isSectionData(SectionPimpl, Result);
503 }
504 
isBSS(bool & Result)505 inline error_code SectionRef::isBSS(bool &Result) const {
506   return OwningObject->isSectionBSS(SectionPimpl, Result);
507 }
508 
isRequiredForExecution(bool & Result)509 inline error_code SectionRef::isRequiredForExecution(bool &Result) const {
510   return OwningObject->isSectionRequiredForExecution(SectionPimpl, Result);
511 }
512 
isVirtual(bool & Result)513 inline error_code SectionRef::isVirtual(bool &Result) const {
514   return OwningObject->isSectionVirtual(SectionPimpl, Result);
515 }
516 
isZeroInit(bool & Result)517 inline error_code SectionRef::isZeroInit(bool &Result) const {
518   return OwningObject->isSectionZeroInit(SectionPimpl, Result);
519 }
520 
isReadOnlyData(bool & Result)521 inline error_code SectionRef::isReadOnlyData(bool &Result) const {
522   return OwningObject->isSectionReadOnlyData(SectionPimpl, Result);
523 }
524 
containsSymbol(SymbolRef S,bool & Result)525 inline error_code SectionRef::containsSymbol(SymbolRef S, bool &Result) const {
526   return OwningObject->sectionContainsSymbol(SectionPimpl, S.SymbolPimpl,
527                                              Result);
528 }
529 
begin_relocations()530 inline relocation_iterator SectionRef::begin_relocations() const {
531   return OwningObject->getSectionRelBegin(SectionPimpl);
532 }
533 
end_relocations()534 inline relocation_iterator SectionRef::end_relocations() const {
535   return OwningObject->getSectionRelEnd(SectionPimpl);
536 }
537 
getRelocatedSection()538 inline section_iterator SectionRef::getRelocatedSection() const {
539   return OwningObject->getRelocatedSection(SectionPimpl);
540 }
541 
getRawDataRefImpl()542 inline DataRefImpl SectionRef::getRawDataRefImpl() const {
543   return SectionPimpl;
544 }
545 
546 /// RelocationRef
RelocationRef(DataRefImpl RelocationP,const ObjectFile * Owner)547 inline RelocationRef::RelocationRef(DataRefImpl RelocationP,
548                               const ObjectFile *Owner)
549   : RelocationPimpl(RelocationP)
550   , OwningObject(Owner) {}
551 
552 inline bool RelocationRef::operator==(const RelocationRef &Other) const {
553   return RelocationPimpl == Other.RelocationPimpl;
554 }
555 
getNext(RelocationRef & Result)556 inline error_code RelocationRef::getNext(RelocationRef &Result) const {
557   return OwningObject->getRelocationNext(RelocationPimpl, Result);
558 }
559 
getAddress(uint64_t & Result)560 inline error_code RelocationRef::getAddress(uint64_t &Result) const {
561   return OwningObject->getRelocationAddress(RelocationPimpl, Result);
562 }
563 
getOffset(uint64_t & Result)564 inline error_code RelocationRef::getOffset(uint64_t &Result) const {
565   return OwningObject->getRelocationOffset(RelocationPimpl, Result);
566 }
567 
getSymbol()568 inline symbol_iterator RelocationRef::getSymbol() const {
569   return OwningObject->getRelocationSymbol(RelocationPimpl);
570 }
571 
getType(uint64_t & Result)572 inline error_code RelocationRef::getType(uint64_t &Result) const {
573   return OwningObject->getRelocationType(RelocationPimpl, Result);
574 }
575 
getTypeName(SmallVectorImpl<char> & Result)576 inline error_code RelocationRef::getTypeName(SmallVectorImpl<char> &Result)
577   const {
578   return OwningObject->getRelocationTypeName(RelocationPimpl, Result);
579 }
580 
getValueString(SmallVectorImpl<char> & Result)581 inline error_code RelocationRef::getValueString(SmallVectorImpl<char> &Result)
582   const {
583   return OwningObject->getRelocationValueString(RelocationPimpl, Result);
584 }
585 
getHidden(bool & Result)586 inline error_code RelocationRef::getHidden(bool &Result) const {
587   return OwningObject->getRelocationHidden(RelocationPimpl, Result);
588 }
589 
getRawDataRefImpl()590 inline DataRefImpl RelocationRef::getRawDataRefImpl() const {
591   return RelocationPimpl;
592 }
593 
getObjectFile()594 inline const ObjectFile *RelocationRef::getObjectFile() const {
595   return OwningObject;
596 }
597 
598 // Inline function definitions.
LibraryRef(DataRefImpl LibraryP,const ObjectFile * Owner)599 inline LibraryRef::LibraryRef(DataRefImpl LibraryP, const ObjectFile *Owner)
600   : LibraryPimpl(LibraryP)
601   , OwningObject(Owner) {}
602 
603 inline bool LibraryRef::operator==(const LibraryRef &Other) const {
604   return LibraryPimpl == Other.LibraryPimpl;
605 }
606 
607 inline bool LibraryRef::operator<(const LibraryRef &Other) const {
608   return LibraryPimpl < Other.LibraryPimpl;
609 }
610 
getNext(LibraryRef & Result)611 inline error_code LibraryRef::getNext(LibraryRef &Result) const {
612   return OwningObject->getLibraryNext(LibraryPimpl, Result);
613 }
614 
getPath(StringRef & Result)615 inline error_code LibraryRef::getPath(StringRef &Result) const {
616   return OwningObject->getLibraryPath(LibraryPimpl, Result);
617 }
618 
619 } // end namespace object
620 } // end namespace llvm
621 
622 #endif
623