llvm::objcopy::elf::Object Class Reference

#include "ObjCopy/ELF/ELFObject.h"

Public Types
template<class T>
using	ConstRange

Public Member Functions
SectionTableRef	sections () const
iterator_range< filter_iterator< pointee_iterator< std::vector< SecPtr >::const_iterator >, decltype(&sectionIsAlloc)> >	allocSections () const
const auto &	getUpdatedSections () const
Error	updateSection (StringRef Name, ArrayRef< uint8_t > Data)
Error	updateSectionData (SectionBase &S, ArrayRef< uint8_t > Data)
SectionBase *	findSection (StringRef Name)
SectionTableRef	removedSections ()
ConstRange< Segment >	segments () const
Error	removeSections (bool AllowBrokenLinks, std::function< bool(const SectionBase &)> ToRemove)
Error	compressOrDecompressSections (const CommonConfig &Config)
Error	replaceSections (const DenseMap< SectionBase *, SectionBase * > &FromTo)
Error	removeSymbols (function_ref< bool(const Symbol &)> ToRemove)
template<class T, class... Ts>
T &	addSection (Ts &&...Args)
Error	addNewSymbolTable ()
Segment &	addSegment (ArrayRef< uint8_t > Data)
bool	isRelocatable () const

Public Attributes
Segment	ElfHdrSegment
Segment	ProgramHdrSegment
bool	Is64Bits
uint8_t	OSABI
uint8_t	ABIVersion
uint64_t	Entry
uint64_t	SHOff
uint32_t	Type
uint32_t	Machine
uint32_t	Version
uint32_t	Flags
bool	HadShdrs = true
bool	MustBeRelocatable = false
StringTableSection *	SectionNames = nullptr
SymbolTableSection *	SymbolTable = nullptr
SectionIndexSection *	SectionIndexTable = nullptr
bool	IsMips64EL = false

Detailed Description

Definition at line 1158 of file ELFObject.h.

Member Typedef Documentation

ConstRange

template<class T>

using llvm::objcopy::elf::Object::ConstRange

Initial value:

 iterator_range<pointee_iterator<
      typename std::vector<std::unique_ptr<T>>::const_iterator>>

Definition at line 1176 of file ELFObject.h.

Member Function Documentation

addNewSymbolTable()

Error Object::addNewSymbolTable

(

)

Definition at line 2293 of file ELFObject.cpp.

References addSection(), llvm::objcopy::elf::SymbolTableSection::addSymbol(), assert(), llvm::objcopy::elf::SectionBase::Index, llvm::objcopy::elf::SymbolTableSection::initialize(), llvm::objcopy::elf::SectionBase::Link, llvm::objcopy::elf::SectionBase::Name, SectionNames, sections(), llvm::ELF::SHF_ALLOC, llvm::ELF::SHT_STRTAB, llvm::Error::success(), and SymbolTable.

Referenced by handleArgs().

addSection()

template<class T, class... Ts>

T & llvm::objcopy::elf::Object::addSection ( Ts &&... Args )

inline

Definition at line 1232 of file ELFObject.h.

References llvm::isa(), MustBeRelocatable, Ptr, and T.

Referenced by addNewSymbolTable(), compressOrDecompressSections(), and handleArgs().

addSegment()

Segment & llvm::objcopy::elf::Object::addSegment ( ArrayRef< uint8_t > Data )

inline

Definition at line 1241 of file ELFObject.h.

References llvm::Data.

allocSections()

iterator_range< filter_iterator< pointee_iterator< std::vector< SecPtr >::const_iterator >, decltype(&sectionIsAlloc)> > llvm::objcopy::elf::Object::allocSections ( ) const

inline

Definition at line 1210 of file ELFObject.h.

References llvm::make_filter_range(), and llvm::make_pointee_range().

compressOrDecompressSections()

Error Object::compressOrDecompressSections

(

const CommonConfig &

Config

)

Definition at line 213 of file ELFObjcopy.cpp.

References addSection(), llvm::objcopy::CommonConfig::CompressionType, llvm::objcopy::CommonConfig::compressSections, llvm::createStringError(), llvm::objcopy::CommonConfig::DecompressDebugSections, llvm::dyn_cast(), llvm::invalid_argument, Is64Bits, llvm::None, replaceSections(), sections(), llvm::ELF::SHF_ALLOC, llvm::StringRef::starts_with(), and T.

Referenced by replaceAndRemoveSections().

findSection()

SectionBase * llvm::objcopy::elf::Object::findSection ( StringRef Name )

inline

Definition at line 1218 of file ELFObject.h.

References llvm::find_if().

Referenced by addSymbol().

getUpdatedSections()

const auto & llvm::objcopy::elf::Object::getUpdatedSections ( ) const

inline

Definition at line 1214 of file ELFObject.h.

isRelocatable()

bool llvm::objcopy::elf::Object::isRelocatable ( ) const

inline

Definition at line 1245 of file ELFObject.h.

References llvm::ELF::ET_DYN, llvm::ELF::ET_EXEC, MustBeRelocatable, and Type.

Referenced by isRequiredByABISymbol(), removeUnneededSections(), and updateAndRemoveSymbols().

removedSections()

SectionTableRef llvm::objcopy::elf::Object::removedSections ( )

inline

Definition at line 1223 of file ELFObject.h.

removeSections()

Error Object::removeSections	(	bool	AllowBrokenLinks,
		std::function< bool(const SectionBase &)>	ToRemove )

Definition at line 2200 of file ELFObject.cpp.

References llvm::all_of(), llvm::cast(), llvm::dyn_cast(), llvm::isa(), llvm::make_range(), llvm::objcopy::elf::GroupSection::members(), llvm::objcopy::elf::Segment::removeSection(), SectionIndexTable, SectionNames, llvm::ELF::SHT_GROUP, llvm::Error::success(), SymbolTable, and ToRemove.

Referenced by handleArgs(), removeUnneededSections(), replaceAndRemoveSections(), and replaceSections().

removeSymbols()

Error Object::removeSymbols

(

function_ref< bool(const Symbol &)>

ToRemove

)

Definition at line 2285 of file ELFObject.cpp.

References llvm::Error::success(), SymbolTable, and ToRemove.

Referenced by updateAndRemoveSymbols().

replaceSections()

Error Object::replaceSections

(

const DenseMap< SectionBase *, SectionBase * > &

FromTo

)

Definition at line 2261 of file ELFObject.cpp.

References assert(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::count(), I, llvm::is_sorted(), removeSections(), llvm::sort(), and llvm::Error::success().

Referenced by compressOrDecompressSections().

sections()

SectionTableRef llvm::objcopy::elf::Object::sections ( ) const

inline

Definition at line 1206 of file ELFObject.h.

Referenced by addNewSymbolTable(), compressOrDecompressSections(), dumpSectionToFile(), handleArgs(), layoutSectionsForOnlyKeepDebug(), removeNotes(), and updateAndRemoveSymbols().

segments()

ConstRange< Segment > llvm::objcopy::elf::Object::segments ( ) const

inline

Definition at line 1225 of file ELFObject.h.

References llvm::make_pointee_range().

Referenced by handleArgs(), and removeNotes().

updateSection()

Error Object::updateSection	(	StringRef	Name,
		ArrayRef< uint8_t >	Data )

Definition at line 2184 of file ELFObject.cpp.

References llvm::createStringError(), llvm::Data, llvm::find_if(), and llvm::invalid_argument.

Referenced by handleArgs().

updateSectionData()

Error Object::updateSectionData	(	SectionBase &	S,
		ArrayRef< uint8_t >	Data )

Definition at line 2193 of file ELFObject.cpp.

References assert(), llvm::Data, and llvm::find_if().

Member Data Documentation

ABIVersion

uint8_t llvm::objcopy::elf::Object::ABIVersion

Definition at line 1190 of file ELFObject.h.

ElfHdrSegment

Segment llvm::objcopy::elf::Object::ElfHdrSegment

Definition at line 1185 of file ELFObject.h.

Entry

uint64_t llvm::objcopy::elf::Object::Entry

Definition at line 1191 of file ELFObject.h.

Referenced by handleArgs().

Flags

uint32_t llvm::objcopy::elf::Object::Flags

Definition at line 1196 of file ELFObject.h.

HadShdrs

bool llvm::objcopy::elf::Object::HadShdrs = true

Definition at line 1198 of file ELFObject.h.

Is64Bits

bool llvm::objcopy::elf::Object::Is64Bits

Definition at line 1188 of file ELFObject.h.

Referenced by compressOrDecompressSections().

IsMips64EL

bool llvm::objcopy::elf::Object::IsMips64EL = false

Definition at line 1204 of file ELFObject.h.

Referenced by initRelocations(), and llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit().

Machine

uint32_t llvm::objcopy::elf::Object::Machine

Definition at line 1194 of file ELFObject.h.

Referenced by handleArgs(), and isRequiredByABISymbol().

MustBeRelocatable

bool llvm::objcopy::elf::Object::MustBeRelocatable = false

Definition at line 1199 of file ELFObject.h.

Referenced by addSection(), and isRelocatable().

OSABI

uint8_t llvm::objcopy::elf::Object::OSABI

Definition at line 1189 of file ELFObject.h.

Referenced by handleArgs().

ProgramHdrSegment

Segment llvm::objcopy::elf::Object::ProgramHdrSegment

Definition at line 1186 of file ELFObject.h.

SectionIndexTable

SectionIndexSection* llvm::objcopy::elf::Object::SectionIndexTable = nullptr

Definition at line 1202 of file ELFObject.h.

Referenced by removeSections().

SectionNames

StringTableSection* llvm::objcopy::elf::Object::SectionNames = nullptr

Definition at line 1200 of file ELFObject.h.

Referenced by addNewSymbolTable(), onlyKeepDWOPred(), removeSections(), removeUnneededSections(), and replaceAndRemoveSections().

SHOff

uint64_t llvm::objcopy::elf::Object::SHOff

Definition at line 1192 of file ELFObject.h.

SymbolTable

SymbolTableSection* llvm::objcopy::elf::Object::SymbolTable = nullptr

Definition at line 1201 of file ELFObject.h.

Referenced by addNewSymbolTable(), addSymbol(), handleArgs(), initRelocations(), removeSections(), removeSymbols(), removeUnneededSections(), replaceAndRemoveSections(), and updateAndRemoveSymbols().

Type

uint32_t llvm::objcopy::elf::Object::Type

Definition at line 1193 of file ELFObject.h.

Referenced by handleArgs(), and isRelocatable().

Version

uint32_t llvm::objcopy::elf::Object::Version

Definition at line 1195 of file ELFObject.h.

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The documentation for this class was generated from the following files:

• lib/ObjCopy/ELF/ELFObject.h
• lib/ObjCopy/ELF/ELFObjcopy.cpp
• lib/ObjCopy/ELF/ELFObject.cpp