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llvm-mirror/include/llvm/Object/MachO.h
Danil Malyshev 5ce4e1a9d3 Fixed ObjectFile functions:
- getSymbolOffset() renamed as getSymbolFileOffset()
- getSymbolFileOffset(), getSymbolAddress(), getRelocationAddress() returns same result for ELFObjectFile, MachOObjectFile and COFFObjectFile.
- added getRelocationOffset()
- fixed MachOObjectFile::getSymbolSize()
- fixed MachOObjectFile::getSymbolSection()
- fixed MachOObjectFile::getSymbolOffset() for symbols without section data.

llvm-svn: 145408
2011-11-29 17:40:10 +00:00

125 lines
5.5 KiB
C++

//===- MachO.h - MachO object file implementation ---------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the MachOObjectFile class, which binds the MachOObject
// class to the generic ObjectFile wrapper.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_OBJECT_MACHO_H
#define LLVM_OBJECT_MACHO_H
#include "llvm/Object/ObjectFile.h"
#include "llvm/Object/MachOObject.h"
#include "llvm/Support/MachO.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/ADT/SmallVector.h"
namespace llvm {
namespace object {
typedef MachOObject::LoadCommandInfo LoadCommandInfo;
class MachOObjectFile : public ObjectFile {
public:
MachOObjectFile(MemoryBuffer *Object, MachOObject *MOO, error_code &ec);
virtual symbol_iterator begin_symbols() const;
virtual symbol_iterator end_symbols() const;
virtual section_iterator begin_sections() const;
virtual section_iterator end_sections() const;
virtual uint8_t getBytesInAddress() const;
virtual StringRef getFileFormatName() const;
virtual unsigned getArch() const;
MachOObject *getObject() { return MachOObj; }
static inline bool classof(const Binary *v) {
return v->getType() == isMachO;
}
static inline bool classof(const MachOObjectFile *v) { return true; }
protected:
virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const;
virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const;
virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const;
virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const;
virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const;
virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const;
virtual error_code isSymbolInternal(DataRefImpl Symb, bool &Res) const;
virtual error_code isSymbolGlobal(DataRefImpl Symb, bool &Res) const;
virtual error_code isSymbolWeak(DataRefImpl Symb, bool &Res) const;
virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const;
virtual error_code isSymbolAbsolute(DataRefImpl Symb, bool &Res) const;
virtual error_code getSymbolSection(DataRefImpl Symb,
section_iterator &Res) const;
virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const;
virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const;
virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const;
virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const;
virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const;
virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const;
virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const;
virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const;
virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const;
virtual error_code sectionContainsSymbol(DataRefImpl DRI, DataRefImpl S,
bool &Result) const;
virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const;
virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const;
virtual error_code getRelocationNext(DataRefImpl Rel,
RelocationRef &Res) const;
virtual error_code getRelocationAddress(DataRefImpl Rel,
uint64_t &Res) const;
virtual error_code getRelocationOffset(DataRefImpl Rel,
uint64_t &Res) const;
virtual error_code getRelocationSymbol(DataRefImpl Rel,
SymbolRef &Res) const;
virtual error_code getRelocationType(DataRefImpl Rel,
uint64_t &Res) const;
virtual error_code getRelocationTypeName(DataRefImpl Rel,
SmallVectorImpl<char> &Result) const;
virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel,
int64_t &Res) const;
virtual error_code getRelocationValueString(DataRefImpl Rel,
SmallVectorImpl<char> &Result) const;
virtual error_code getRelocationHidden(DataRefImpl Rel, bool &Result) const;
private:
MachOObject *MachOObj;
mutable uint32_t RegisteredStringTable;
typedef SmallVector<DataRefImpl, 1> SectionList;
SectionList Sections;
void moveToNextSection(DataRefImpl &DRI) const;
void getSymbolTableEntry(DataRefImpl DRI,
InMemoryStruct<macho::SymbolTableEntry> &Res) const;
void getSymbol64TableEntry(DataRefImpl DRI,
InMemoryStruct<macho::Symbol64TableEntry> &Res) const;
void moveToNextSymbol(DataRefImpl &DRI) const;
void getSection(DataRefImpl DRI, InMemoryStruct<macho::Section> &Res) const;
void getSection64(DataRefImpl DRI,
InMemoryStruct<macho::Section64> &Res) const;
void getRelocation(DataRefImpl Rel,
InMemoryStruct<macho::RelocationEntry> &Res) const;
std::size_t getSectionIndex(DataRefImpl Sec) const;
void printRelocationTargetName(InMemoryStruct<macho::RelocationEntry>& RE,
raw_string_ostream &fmt) const;
};
}
}
#endif