LLVM 22.0.0git
Public Member Functions | Public Attributes | List of all members
llvm::objcopy::elf::SectionBase Class Referenceabstract

#include "ObjCopy/ELF/ELFObject.h"

Inheritance diagram for llvm::objcopy::elf::SectionBase:
[legend]

Public Member Functions

 SectionBase ()=default
 SectionBase (const SectionBase &)=default
virtual ~SectionBase ()=default
virtual Error initialize (SectionTableRef SecTable)
virtual void finalize ()
virtual Error removeSectionReferences (bool AllowBrokenLinks, function_ref< bool(const SectionBase *)> ToRemove)
virtual Error removeSymbols (function_ref< bool(const Symbol &)> ToRemove)
virtual Error accept (SectionVisitor &Visitor) const =0
virtual Error accept (MutableSectionVisitor &Visitor)=0
virtual void markSymbols ()
virtual void replaceSectionReferences (const DenseMap< SectionBase *, SectionBase * > &)
virtual bool hasContents () const
virtual ArrayRef< uint8_t > getContents () const
virtual void onRemove ()
virtual void restoreSymTabLink (SymbolTableSection &)

Public Attributes

std::string Name
Segment * ParentSegment = nullptr
uint64_t HeaderOffset = 0
uint32_t Index = 0
uint32_t OriginalIndex = 0
uint64_t OriginalFlags = 0
uint64_t OriginalType = ELF::SHT_NULL
uint64_t OriginalOffset = std::numeric_limits<uint64_t>::max()
uint64_t Addr = 0
uint64_t Align = 1
uint32_t EntrySize = 0
uint64_t Flags = 0
uint64_t Info = 0
uint64_t Link = ELF::SHN_UNDEF
uint64_t NameIndex = 0
uint64_t Offset = 0
uint64_t Size = 0
uint64_t Type = ELF::SHT_NULL
ArrayRef< uint8_t > OriginalData
bool HasSymbol = false

Detailed Description

Definition at line 509 of file ELFObject.h.

Constructor & Destructor Documentation

◆ SectionBase() [1/2]

llvm::objcopy::elf::SectionBase::SectionBase ( )
default

Referenced by llvm::objcopy::elf::GroupSection::addMember(), llvm::objcopy::elf::SymbolTableSection::addSymbol(), llvm::objcopy::elf::CompressedSection::classof(), llvm::objcopy::elf::GroupSection::classof(), llvm::objcopy::elf::RelocationSectionBase::classof(), llvm::objcopy::elf::StringTableSection::classof(), llvm::objcopy::elf::SymbolTableSection::classof(), llvm::objcopy::elf::CompressedSection::CompressedSection(), llvm::objcopy::elf::DecompressedSection::DecompressedSection(), llvm::objcopy::elf::RelocationSectionBase::getSection(), llvm::objcopy::elf::SymbolTableSection::getStrTab(), llvm::objcopy::elf::GroupSection::onRemove(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::GroupSection::removeSectionReferences(), llvm::objcopy::elf::Section::removeSectionReferences(), removeSectionReferences(), llvm::objcopy::elf::SymbolTableSection::removeSectionReferences(), llvm::objcopy::elf::GroupSection::replaceSectionReferences(), llvm::objcopy::elf::SymbolTableSection::replaceSectionReferences(), SectionBase(), llvm::objcopy::elf::RelocationSectionBase::setSection(), and ~SectionBase().

◆ SectionBase() [2/2]

llvm::objcopy::elf::SectionBase::SectionBase ( const SectionBase & )
default

References SectionBase().

◆ ~SectionBase()

virtual llvm::objcopy::elf::SectionBase::~SectionBase ( )
virtualdefault

References SectionBase(), and ToRemove.

Member Function Documentation

◆ accept() [1/2]

virtual Error llvm::objcopy::elf::SectionBase::accept ( MutableSectionVisitor & Visitor)
pure virtual

Implemented in llvm::objcopy::elf::CompressedSection, llvm::objcopy::elf::DecompressedSection, llvm::objcopy::elf::DynamicRelocationSection, llvm::objcopy::elf::GnuDebugLinkSection, llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::OwnedDataSection, llvm::objcopy::elf::RelocationSection, llvm::objcopy::elf::Section, llvm::objcopy::elf::SectionIndexSection, llvm::objcopy::elf::StringTableSection, and llvm::objcopy::elf::SymbolTableSection.

◆ accept() [2/2]

virtual Error llvm::objcopy::elf::SectionBase::accept ( SectionVisitor & Visitor) const
pure virtual

Implemented in llvm::objcopy::elf::CompressedSection, llvm::objcopy::elf::DecompressedSection, llvm::objcopy::elf::DynamicRelocationSection, llvm::objcopy::elf::GnuDebugLinkSection, llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::OwnedDataSection, llvm::objcopy::elf::RelocationSection, llvm::objcopy::elf::Section, llvm::objcopy::elf::SectionIndexSection, llvm::objcopy::elf::StringTableSection, and llvm::objcopy::elf::SymbolTableSection.

Referenced by llvm::objcopy::elf::BinaryWriter::write().

◆ finalize()

void SectionBase::finalize ( )
virtual

Reimplemented in llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >, llvm::objcopy::elf::RelocSectionWithSymtabBase< DynamicSymbolTableSection >, llvm::objcopy::elf::RelocSectionWithSymtabBase< SymbolTableSection >, llvm::objcopy::elf::Section, llvm::objcopy::elf::SectionIndexSection, and llvm::objcopy::elf::SymbolTableSection.

Definition at line 60 of file ELFObject.cpp.

◆ getContents()

virtual ArrayRef< uint8_t > llvm::objcopy::elf::SectionBase::getContents ( ) const
inlinevirtual

Reimplemented in llvm::objcopy::elf::OwnedDataSection, and llvm::objcopy::elf::Section.

Definition at line 552 of file ELFObject.h.

◆ hasContents()

virtual bool llvm::objcopy::elf::SectionBase::hasContents ( ) const
inlinevirtual

Reimplemented in llvm::objcopy::elf::OwnedDataSection, and llvm::objcopy::elf::Section.

Definition at line 551 of file ELFObject.h.

◆ initialize()

Error SectionBase::initialize ( SectionTableRef SecTable)
virtual

Reimplemented in llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >, llvm::objcopy::elf::RelocSectionWithSymtabBase< DynamicSymbolTableSection >, llvm::objcopy::elf::RelocSectionWithSymtabBase< SymbolTableSection >, llvm::objcopy::elf::Section, llvm::objcopy::elf::SectionIndexSection, and llvm::objcopy::elf::SymbolTableSection.

Definition at line 59 of file ELFObject.cpp.

References llvm::Error::success().

◆ markSymbols()

void SectionBase::markSymbols ( )
virtual

Reimplemented in llvm::objcopy::elf::GroupSection, and llvm::objcopy::elf::RelocationSection.

Definition at line 61 of file ELFObject.cpp.

◆ onRemove()

void SectionBase::onRemove ( )
virtual

Reimplemented in llvm::objcopy::elf::GroupSection.

Definition at line 64 of file ELFObject.cpp.

◆ removeSectionReferences()

Error SectionBase::removeSectionReferences ( bool AllowBrokenLinks,
function_ref< bool(const SectionBase *)> ToRemove )
virtual

Reimplemented in llvm::objcopy::elf::DynamicRelocationSection, llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::RelocationSection, llvm::objcopy::elf::Section, and llvm::objcopy::elf::SymbolTableSection.

Definition at line 50 of file ELFObject.cpp.

References SectionBase(), and llvm::Error::success().

◆ removeSymbols()

Error SectionBase::removeSymbols ( function_ref< bool(const Symbol &)> ToRemove)
virtual

Reimplemented in llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::RelocationSection, and llvm::objcopy::elf::SymbolTableSection.

Definition at line 55 of file ELFObject.cpp.

References llvm::Error::success().

◆ replaceSectionReferences()

void SectionBase::replaceSectionReferences ( const DenseMap< SectionBase *, SectionBase * > & )
virtual

Reimplemented in llvm::objcopy::elf::GroupSection, llvm::objcopy::elf::RelocationSection, and llvm::objcopy::elf::SymbolTableSection.

Definition at line 62 of file ELFObject.cpp.

◆ restoreSymTabLink()

virtual void llvm::objcopy::elf::SectionBase::restoreSymTabLink ( SymbolTableSection & )
inlinevirtual

Reimplemented in llvm::objcopy::elf::Section.

Definition at line 556 of file ELFObject.h.

Member Data Documentation

◆ Addr

uint64_t llvm::objcopy::elf::SectionBase::Addr = 0

Definition at line 521 of file ELFObject.h.

Referenced by addSymbol(), llvm::objcopy::elf::ASCIIHexWriter::checkSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), sectionPhysicalAddr(), and sectionWithinSegment().

◆ Align

uint64_t llvm::objcopy::elf::SectionBase::Align = 1

Definition at line 522 of file ELFObject.h.

Referenced by llvm::objcopy::elf::CompressedSection::CompressedSection(), llvm::objcopy::elf::DecompressedSection::DecompressedSection(), llvm::objcopy::elf::SectionIndexSection::SectionIndexSection(), setSectionType(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), and llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit().

◆ EntrySize

uint32_t llvm::objcopy::elf::SectionBase::EntrySize = 0

Definition at line 523 of file ELFObject.h.

Referenced by llvm::objcopy::elf::SymbolTableSection::addSymbol(), llvm::objcopy::elf::SymbolTableSection::removeSymbols(), llvm::objcopy::elf::SectionIndexSection::SectionIndexSection(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), and llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit().

◆ Flags

uint64_t llvm::objcopy::elf::SectionBase::Flags = 0

Definition at line 524 of file ELFObject.h.

Referenced by llvm::objcopy::elf::CompressedSection::CompressedSection(), llvm::objcopy::elf::DecompressedSection::DecompressedSection(), handleArgs(), llvm::objcopy::elf::GroupSection::onRemove(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), sectionWithinSegment(), and setSectionFlagsAndType().

◆ HasSymbol

bool llvm::objcopy::elf::SectionBase::HasSymbol = false

Definition at line 532 of file ELFObject.h.

Referenced by llvm::objcopy::elf::SymbolTableSection::addSymbol(), and llvm::objcopy::elf::ELFWriter< ELFT >::finalize().

◆ HeaderOffset

uint64_t llvm::objcopy::elf::SectionBase::HeaderOffset = 0

Definition at line 513 of file ELFObject.h.

◆ Index

uint32_t llvm::objcopy::elf::SectionBase::Index = 0

Definition at line 514 of file ELFObject.h.

Referenced by llvm::objcopy::elf::SectionIndexSection::addIndex(), llvm::objcopy::elf::Object::addNewSymbolTable(), llvm::objcopy::elf::BasicELFBuilder::addSymTab(), llvm::objcopy::elf::SymbolTableSection::getSymbolByIndex(), llvm::objcopy::elf::SymbolTableSection::getSymbolByIndex(), and llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit().

◆ Info

uint64_t llvm::objcopy::elf::SectionBase::Info = 0

Definition at line 525 of file ELFObject.h.

Referenced by llvm::objcopy::elf::GroupSection::finalize(), llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >::finalize(), llvm::objcopy::elf::SymbolTableSection::finalize(), and llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >::initialize().

◆ Link

uint64_t llvm::objcopy::elf::SectionBase::Link = ELF::SHN_UNDEF

Definition at line 526 of file ELFObject.h.

Referenced by llvm::objcopy::elf::Object::addNewSymbolTable(), llvm::objcopy::elf::GroupSection::finalize(), llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >::finalize(), llvm::objcopy::elf::Section::finalize(), llvm::objcopy::elf::SectionIndexSection::finalize(), llvm::objcopy::elf::SymbolTableSection::finalize(), llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >::initialize(), llvm::objcopy::elf::Section::initialize(), llvm::objcopy::elf::SectionIndexSection::initialize(), and llvm::objcopy::elf::SymbolTableSection::initialize().

◆ Name

std::string llvm::objcopy::elf::SectionBase::Name

Definition at line 511 of file ELFObject.h.

Referenced by llvm::objcopy::elf::Object::addNewSymbolTable(), llvm::objcopy::elf::StringTableSection::addString(), llvm::objcopy::elf::BasicELFBuilder::addStrTab(), llvm::objcopy::elf::SymbolTableSection::addSymbol(), llvm::objcopy::elf::BasicELFBuilder::addSymTab(), llvm::objcopy::elf::ASCIIHexWriter::checkSection(), llvm::objcopy::elf::StringTableSection::findIndex(), handleArgs(), llvm::objcopy::elf::RelocSectionWithSymtabBase< SymTabType >::initialize(), llvm::objcopy::elf::Section::initialize(), llvm::objcopy::elf::SectionIndexSection::initialize(), initRelocations(), isDebugSection(), isDWOSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::GroupSection::removeSectionReferences(), llvm::objcopy::elf::SectionIndexSection::SectionIndexSection(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), llvm::objcopy::elf::BinarySectionWriter::visit(), and llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit().

◆ NameIndex

uint64_t llvm::objcopy::elf::SectionBase::NameIndex = 0

Definition at line 527 of file ELFObject.h.

◆ Offset

uint64_t llvm::objcopy::elf::SectionBase::Offset = 0

Definition at line 528 of file ELFObject.h.

Referenced by layoutSegmentsForOnlyKeepDebug(), setSectionType(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::SectionWriter::visit(), llvm::objcopy::elf::SectionWriter::visit(), llvm::objcopy::elf::SectionWriter::visit(), and llvm::objcopy::elf::BinaryWriter::write().

◆ OriginalData

ArrayRef<uint8_t> llvm::objcopy::elf::SectionBase::OriginalData

Definition at line 531 of file ELFObject.h.

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

◆ OriginalFlags

uint64_t llvm::objcopy::elf::SectionBase::OriginalFlags = 0

Definition at line 517 of file ELFObject.h.

Referenced by llvm::objcopy::elf::CompressedSection::classof(), llvm::objcopy::elf::DynamicRelocationSection::classof(), llvm::objcopy::elf::RelocationSection::classof(), llvm::objcopy::elf::StringTableSection::classof(), llvm::objcopy::elf::CompressedSection::CompressedSection(), llvm::objcopy::elf::DecompressedSection::DecompressedSection(), and llvm::objcopy::elf::OwnedDataSection::OwnedDataSection().

◆ OriginalIndex

uint32_t llvm::objcopy::elf::SectionBase::OriginalIndex = 0

Definition at line 516 of file ELFObject.h.

◆ OriginalOffset

uint64_t llvm::objcopy::elf::SectionBase::OriginalOffset = std::numeric_limits<uint64_t>::max()

Definition at line 519 of file ELFObject.h.

Referenced by layoutSections(), layoutSectionsForOnlyKeepDebug(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), sectionPhysicalAddr(), and sectionWithinSegment().

◆ OriginalType

uint64_t llvm::objcopy::elf::SectionBase::OriginalType = ELF::SHT_NULL

Definition at line 518 of file ELFObject.h.

Referenced by llvm::objcopy::elf::DynamicRelocationSection::classof(), llvm::objcopy::elf::DynamicSection::classof(), llvm::objcopy::elf::DynamicSymbolTableSection::classof(), llvm::objcopy::elf::GroupSection::classof(), llvm::objcopy::elf::RelocationSectionBase::classof(), llvm::objcopy::elf::StringTableSection::classof(), llvm::objcopy::elf::SymbolTableSection::classof(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::SectionIndexSection::SectionIndexSection(), llvm::objcopy::elf::StringTableSection::StringTableSection(), and llvm::objcopy::elf::SymbolTableSection::SymbolTableSection().

◆ ParentSegment

Segment* llvm::objcopy::elf::SectionBase::ParentSegment = nullptr

Definition at line 512 of file ELFObject.h.

Referenced by sectionPhysicalAddr().

◆ Size

uint64_t llvm::objcopy::elf::SectionBase::Size = 0

Definition at line 529 of file ELFObject.h.

Referenced by llvm::objcopy::elf::SectionIndexSection::addIndex(), llvm::objcopy::elf::SymbolTableSection::addSymbol(), llvm::objcopy::elf::OwnedDataSection::appendHexData(), llvm::objcopy::elf::ASCIIHexWriter::checkSection(), llvm::objcopy::elf::CompressedSection::CompressedSection(), llvm::objcopy::elf::DecompressedSection::DecompressedSection(), llvm::objcopy::elf::SectionIndexSection::initialize(), llvm::objcopy::elf::SymbolTableSection::initialize(), layoutSegmentsForOnlyKeepDebug(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::StringTableSection::prepareForLayout(), llvm::objcopy::elf::SymbolTableSection::removeSymbols(), llvm::objcopy::elf::SectionIndexSection::reserve(), sectionWithinSegment(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit(), llvm::objcopy::elf::IHexSectionWriter::visit(), llvm::objcopy::elf::IHexSectionWriterBase::visit(), llvm::objcopy::elf::SRECSectionWriter::visit(), llvm::objcopy::elf::SRECSectionWriterBase::visit(), llvm::objcopy::elf::BinaryWriter::write(), llvm::objcopy::elf::IHexSectionWriterBase::writeSection(), and llvm::objcopy::elf::SRECSectionWriterBase::writeSection().

◆ Type

uint64_t llvm::objcopy::elf::SectionBase::Type = ELF::SHT_NULL

Definition at line 530 of file ELFObject.h.

Referenced by llvm::objcopy::elf::SymbolTableSection::addSymbol(), llvm::objcopy::elf::RelocationSectionBase::getNamePrefix(), handleArgs(), llvm::objcopy::elf::Section::hasContents(), layoutSegmentsForOnlyKeepDebug(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::OwnedDataSection::OwnedDataSection(), llvm::objcopy::elf::SectionIndexSection::SectionIndexSection(), sectionWithinSegment(), setSectionFlagsAndType(), setSectionType(), llvm::objcopy::elf::StringTableSection::StringTableSection(), llvm::objcopy::elf::SymbolTableSection::SymbolTableSection(), llvm::objcopy::elf::ELFSectionSizer< ELFT >::visit(), and llvm::objcopy::elf::ELFSectionWriter< ELFT >::visit().

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