Class which represents an entry in the dynamic table These entries are located in the .dynamic section or the PT_DYNAMIC segment. More...

#include <DynamicEntry.hpp>

Inheritance diagram for LIEF::ELF::DynamicEntry:

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Collaboration diagram for LIEF::ELF::DynamicEntry:

[legend]

Public Types
enum class	TAG : uint64_t { UNKNOWN = uint64_t(-1) , DT_NULL_ = 0 , NEEDED = 1 , PLTRELSZ = 2 , PLTGOT = 3 , HASH = 4 , STRTAB = 5 , SYMTAB = 6 , RELA = 7 , RELASZ = 8 , RELAENT = 9 , STRSZ = 10 , SYMENT = 11 , INIT = 12 , FINI = 13 , SONAME = 14 , RPATH = 15 , SYMBOLIC = 16 , REL = 17 , RELSZ = 18 , RELENT = 19 , PLTREL = 20 , DEBUG_TAG = 21 , TEXTREL = 22 , JMPREL = 23 , BIND_NOW = 24 , INIT_ARRAY = 25 , FINI_ARRAY = 26 , INIT_ARRAYSZ = 27 , FINI_ARRAYSZ = 28 , RUNPATH = 29 , FLAGS = 30 , PREINIT_ARRAY = 32 , PREINIT_ARRAYSZ = 33 , SYMTAB_SHNDX = 34 , RELRSZ = 35 , RELR = 36 , RELRENT = 37 , GNU_HASH = 0x6FFFFEF5 , RELACOUNT = 0x6FFFFFF9 , RELCOUNT = 0x6FFFFFFA , FLAGS_1 = 0x6FFFFFFB , VERSYM = 0x6FFFFFF0 , VERDEF = 0x6FFFFFFC , VERDEFNUM = 0x6FFFFFFD , VERNEED = 0x6FFFFFFE , VERNEEDNUM = 0x6FFFFFFF , ANDROID_REL_OFFSET = 0x6000000D , ANDROID_REL_SIZE = 0x6000000E , ANDROID_REL = 0x6000000F , ANDROID_RELSZ = 0x60000010 , ANDROID_RELA = 0x60000011 , ANDROID_RELASZ = 0x60000012 , ANDROID_RELR = 0x6FFFE000 , ANDROID_RELRSZ = 0x6FFFE001 , ANDROID_RELRENT = 0x6FFFE003 , ANDROID_RELRCOUNT = 0x6FFFE005 , MIPS_RLD_VERSION = MIPS_DISC + 0x70000001 , MIPS_TIME_STAMP = MIPS_DISC + 0x70000002 , MIPS_ICHECKSUM = MIPS_DISC + 0x70000003 , MIPS_IVERSION = MIPS_DISC + 0x70000004 , MIPS_FLAGS = MIPS_DISC + 0x70000005 , MIPS_BASE_ADDRESS = MIPS_DISC + 0x70000006 , MIPS_MSYM = MIPS_DISC + 0x70000007 , MIPS_CONFLICT = MIPS_DISC + 0x70000008 , MIPS_LIBLIST = MIPS_DISC + 0x70000009 , MIPS_LOCAL_GOTNO = MIPS_DISC + 0x7000000a , MIPS_CONFLICTNO = MIPS_DISC + 0x7000000b , MIPS_LIBLISTNO = MIPS_DISC + 0x70000010 , MIPS_SYMTABNO = MIPS_DISC + 0x70000011 , MIPS_UNREFEXTNO = MIPS_DISC + 0x70000012 , MIPS_GOTSYM = MIPS_DISC + 0x70000013 , MIPS_HIPAGENO = MIPS_DISC + 0x70000014 , MIPS_RLD_MAP = MIPS_DISC + 0x70000016 , MIPS_DELTA_CLASS = MIPS_DISC + 0x70000017 , MIPS_DELTA_CLASS_NO = MIPS_DISC + 0x70000018 , MIPS_DELTA_INSTANCE = MIPS_DISC + 0x70000019 , MIPS_DELTA_INSTANCE_NO = MIPS_DISC + 0x7000001A , MIPS_DELTA_RELOC = MIPS_DISC + 0x7000001B , MIPS_DELTA_RELOC_NO = MIPS_DISC + 0x7000001C , MIPS_DELTA_SYM = MIPS_DISC + 0x7000001D , MIPS_DELTA_SYM_NO = MIPS_DISC + 0x7000001E , MIPS_DELTA_CLASSSYM = MIPS_DISC + 0x70000020 , MIPS_DELTA_CLASSSYM_NO = MIPS_DISC + 0x70000021 , MIPS_CXX_FLAGS = MIPS_DISC + 0x70000022 , MIPS_PIXIE_INIT = MIPS_DISC + 0x70000023 , MIPS_SYMBOL_LIB = MIPS_DISC + 0x70000024 , MIPS_LOCALPAGE_GOTIDX = MIPS_DISC + 0x70000025 , MIPS_LOCAL_GOTIDX = MIPS_DISC + 0x70000026 , MIPS_HIDDEN_GOTIDX = MIPS_DISC + 0x70000027 , MIPS_PROTECTED_GOTIDX = MIPS_DISC + 0x70000028 , MIPS_OPTIONS = MIPS_DISC + 0x70000029 , MIPS_DYNSTR_ALIGN = MIPS_DISC + 0x7000002B , MIPS_INTERFACE_SIZE = MIPS_DISC + 0x7000002C , MIPS_RLD_TEXT_RESOLVE_ADDR = MIPS_DISC + 0x7000002D , MIPS_PERF_SUFFIX = MIPS_DISC + 0x7000002E , MIPS_COMPACT_SIZE = MIPS_DISC + 0x7000002F , MIPS_GP_VALUE = MIPS_DISC + 0x70000030 , MIPS_AUX_DYNAMIC = MIPS_DISC + 0x70000031 , MIPS_PLTGOT = MIPS_DISC + 0x70000032 , MIPS_RWPLT = MIPS_DISC + 0x70000034 , MIPS_RLD_MAP_REL = MIPS_DISC + 0x70000035 , MIPS_XHASH = MIPS_DISC + 0x70000036 , AARCH64_BTI_PLT = AARCH64_DISC + 0x70000001 , AARCH64_PAC_PLT = AARCH64_DISC + 0x70000003 , AARCH64_VARIANT_PCS = AARCH64_DISC + 0x70000005 , AARCH64_MEMTAG_MODE = AARCH64_DISC + 0x70000009 , AARCH64_MEMTAG_HEAP = AARCH64_DISC + 0x7000000b , AARCH64_MEMTAG_STACK = AARCH64_DISC + 0x7000000c , AARCH64_MEMTAG_GLOBALS = AARCH64_DISC + 0x7000000d , AARCH64_MEMTAG_GLOBALSSZ = AARCH64_DISC + 0x7000000f , HEXAGON_SYMSZ = HEXAGON_DISC + 0x70000000 , HEXAGON_VER = HEXAGON_DISC + 0x70000001 , HEXAGON_PLT = HEXAGON_DISC + 0x70000002 , PPC_GOT = PPC_DISC + 0x70000000 , PPC_OPT = PPC_DISC + 0x70000001 , PPC64_GLINK = PPC64_DISC + 0x70000000 , PPC64_OPT = PPC64_DISC + 0x70000003 , RISCV_VARIANT_CC = RISCV_DISC + 0x70000003 , X86_64_PLT = X86_64_DISC + 0x70000000 , X86_64_PLTSZ = X86_64_DISC + 0x70000001 , X86_64_PLTENT = X86_64_DISC + 0x70000003 }

Public Types inherited from LIEF::Object
template<class T >
using	output_t = add_pointer_t<decay_t<T>>

template<class T >
using	output_const_t = add_pointer_t<add_const_t<decay_t<T>>>

Public Member Functions
	DynamicEntry ()=default

	DynamicEntry (const details::Elf64_Dyn &header, ARCH arch)

	DynamicEntry (const details::Elf32_Dyn &header, ARCH arch)

	DynamicEntry (TAG tag, uint64_t value)

DynamicEntry &	operator= (const DynamicEntry &)=default

	DynamicEntry (const DynamicEntry &)=default

	~DynamicEntry () override=default

virtual std::unique_ptr< DynamicEntry >	clone () const

TAG	tag () const
	Tag of the current entry. The most common tags are: DT_NEEDED, DT_INIT, ...

uint64_t	value () const
	Return the entry's value.

void	tag (TAG tag)

void	value (uint64_t value)

void	accept (Visitor &visitor) const override

virtual std::ostream &	print (std::ostream &os) const

template<class T >
const T *	cast () const

template<class T >
T *	cast ()

Public Member Functions inherited from LIEF::Object
	Object ()

	Object (const Object &other)

Object &	operator= (const Object &other)

template<class T >
output_t< T >	as ()

template<class T >
output_const_t< T >	as () const

virtual bool	operator== (const Object &other) const

virtual bool	operator!= (const Object &other) const

virtual	~Object ()

Static Public Member Functions
static TAG	from_value (uint64_t value, ARCH arch)

static uint64_t	to_value (TAG tag)

Static Public Attributes
static constexpr uint64_t	MIPS_DISC = 0x100000000

static constexpr uint64_t	AARCH64_DISC = 0x200000000

static constexpr uint64_t	HEXAGON_DISC = 0x300000000

static constexpr uint64_t	PPC_DISC = 0x400000000

static constexpr uint64_t	PPC64_DISC = 0x500000000

static constexpr uint64_t	RISCV_DISC = 0x600000000

static constexpr uint64_t	X86_64_DISC = 0x700000000

Detailed Description

Class which represents an entry in the dynamic table These entries are located in the .dynamic section or the PT_DYNAMIC segment.

Member Enumeration Documentation

◆ TAG

enum class LIEF::ELF::DynamicEntry::TAG : uint64_t

strong

Enumerator
UNKNOWN
DT_NULL_	Marks end of dynamic array.
NEEDED	String table offset of needed library.
PLTRELSZ	Size of relocation entries in PLT.
PLTGOT	Address associated with linkage table.
HASH	Address of symbolic hash table.
STRTAB	Address of dynamic string table.
SYMTAB	Address of dynamic symbol table.
RELA	Address of relocation table (Rela entries).
RELASZ	Size of Rela relocation table.
RELAENT	Size of a Rela relocation entry.
STRSZ	Total size of the string table.
SYMENT	Size of a symbol table entry.
INIT	Address of initialization function.
FINI	Address of termination function.
SONAME	String table offset of a shared objects name.
RPATH	String table offset of library search path.
SYMBOLIC	Changes symbol resolution algorithm.
REL	Address of relocation table (Rel entries).
RELSZ	Size of Rel relocation table.
RELENT	Size of a Rel relocation entry.
PLTREL	Type of relocation entry used for linking.
DEBUG_TAG	Reserved for debugger.
TEXTREL	Relocations exist for non-writable segments.
JMPREL	Address of relocations associated with PLT.
BIND_NOW	Process all relocations before execution.
INIT_ARRAY	Pointer to array of initialization functions.
FINI_ARRAY	Pointer to array of termination functions.
INIT_ARRAYSZ	Size of DT_INIT_ARRAY.
FINI_ARRAYSZ	Size of DT_FINI_ARRAY.
RUNPATH	String table offset of lib search path.
FLAGS	Flags.
PREINIT_ARRAY	Pointer to array of preinit functions.
PREINIT_ARRAYSZ	Size of the DT_PREINIT_ARRAY array.
SYMTAB_SHNDX	Address of SYMTAB_SHNDX section
RELRSZ	Total size of RELR relative relocations
RELR	Address of RELR relative relocations
RELRENT	Size of one RELR relative relocaction
GNU_HASH	Reference to the GNU hash table.
RELACOUNT	ELF32_Rela count.
RELCOUNT	ELF32_Rel count.
FLAGS_1	Flags_1.
VERSYM	The address of .gnu.version section.
VERDEF	The address of the version definition table.
VERDEFNUM	The number of entries in DT_VERDEF.
VERNEED	The address of the version Dependency table.
VERNEEDNUM	The number of entries in DT_VERNEED.
ANDROID_REL_OFFSET	The offset of packed relocation data (older version < M) (Android specific).
ANDROID_REL_SIZE	The size of packed relocation data in bytes (older version < M) (Android specific).
ANDROID_REL	The offset of packed relocation data (Android specific).
ANDROID_RELSZ	The size of packed relocation data in bytes (Android specific).
ANDROID_RELA	The offset of packed relocation data (Android specific).
ANDROID_RELASZ	The size of packed relocation data in bytes (Android specific).
ANDROID_RELR	The offset of new relr relocation data (Android specific).
ANDROID_RELRSZ	The size of nre relr relocation data in bytes (Android specific).
ANDROID_RELRENT	The size of a new relr relocation entry (Android specific).
ANDROID_RELRCOUNT	Specifies the relative count of new relr relocation entries (Android specific).
MIPS_RLD_VERSION	32 bit version number for runtime linker interface.
MIPS_TIME_STAMP	Time stamp.
MIPS_ICHECKSUM	Checksum of external strings and common sizes.
MIPS_IVERSION	Index of version string in string table.
MIPS_FLAGS	32 bits of flags.
MIPS_BASE_ADDRESS	Base address of the segment.
MIPS_MSYM	Address of .msym section.
MIPS_CONFLICT	Address of .conflict section.
MIPS_LIBLIST	Address of .liblist section.
MIPS_LOCAL_GOTNO	Number of local global offset table entries.
MIPS_CONFLICTNO	Number of entries in the .conflict section.
MIPS_LIBLISTNO	Number of entries in the .liblist section.
MIPS_SYMTABNO	Number of entries in the .dynsym section.
MIPS_UNREFEXTNO	Index of first external dynamic symbol not referenced locally.
MIPS_GOTSYM	Index of first dynamic symbol in global offset table.
MIPS_HIPAGENO	Number of page table entries in global offset table.
MIPS_RLD_MAP	Address of run time loader map, used for debugging.
MIPS_DELTA_CLASS	Delta C++ class definition.
MIPS_DELTA_CLASS_NO	Number of entries in DT_MIPS_DELTA_CLASS.
MIPS_DELTA_INSTANCE	Delta C++ class instances.
MIPS_DELTA_INSTANCE_NO	Number of entries in DT_MIPS_DELTA_INSTANCE.
MIPS_DELTA_RELOC	Delta relocations.
MIPS_DELTA_RELOC_NO	Number of entries in DT_MIPS_DELTA_RELOC.
MIPS_DELTA_SYM	Delta symbols that Delta relocations refer to.
MIPS_DELTA_SYM_NO	Number of entries in DT_MIPS_DELTA_SYM.
MIPS_DELTA_CLASSSYM	Delta symbols that hold class declarations.
MIPS_DELTA_CLASSSYM_NO	Number of entries in DT_MIPS_DELTA_CLASSSYM.
MIPS_CXX_FLAGS	Flags indicating information about C++ flavor.
MIPS_PIXIE_INIT	Pixie information.
MIPS_SYMBOL_LIB	Address of .MIPS.symlib
MIPS_LOCALPAGE_GOTIDX	The GOT index of the first PTE for a segment
MIPS_LOCAL_GOTIDX	The GOT index of the first PTE for a local symbol
MIPS_HIDDEN_GOTIDX	The GOT index of the first PTE for a hidden symbol
MIPS_PROTECTED_GOTIDX	The GOT index of the first PTE for a protected symbol
MIPS_OPTIONS	Address of ‘.MIPS.options’. ‍/ MIPS_INTERFACE = MIPS_DISC + 0x7000002A, /*< Address of ‘.interface’.
MIPS_DYNSTR_ALIGN	Unknown.
MIPS_INTERFACE_SIZE	Size of the .interface section.
MIPS_RLD_TEXT_RESOLVE_ADDR	Size of rld_text_resolve function stored in the GOT.
MIPS_PERF_SUFFIX	Default suffix of DSO to be added by rld on dlopen() calls.
MIPS_COMPACT_SIZE	Size of compact relocation section (O32).
MIPS_GP_VALUE	GP value for auxiliary GOTs.
MIPS_AUX_DYNAMIC	Address of auxiliary .dynamic.
MIPS_PLTGOT	Address of the base of the PLTGOT.
MIPS_RWPLT
MIPS_RLD_MAP_REL
MIPS_XHASH
AARCH64_BTI_PLT
AARCH64_PAC_PLT
AARCH64_VARIANT_PCS
AARCH64_MEMTAG_MODE
AARCH64_MEMTAG_HEAP
AARCH64_MEMTAG_STACK
AARCH64_MEMTAG_GLOBALS
AARCH64_MEMTAG_GLOBALSSZ
HEXAGON_SYMSZ
HEXAGON_VER
HEXAGON_PLT
PPC_GOT
PPC_OPT
PPC64_GLINK
PPC64_OPT
RISCV_VARIANT_CC
X86_64_PLT
X86_64_PLTSZ
X86_64_PLTENT

Constructor & Destructor Documentation

◆ DynamicEntry() [1/5]

LIEF::ELF::DynamicEntry::DynamicEntry ( )

default

◆ DynamicEntry() [2/5]

LIEF::ELF::DynamicEntry::DynamicEntry	(	const details::Elf64_Dyn &	header,
		ARCH	arch )

◆ DynamicEntry() [3/5]

LIEF::ELF::DynamicEntry::DynamicEntry	(	const details::Elf32_Dyn &	header,
		ARCH	arch )

◆ DynamicEntry() [4/5]

LIEF::ELF::DynamicEntry::DynamicEntry	(	TAG	tag,
		uint64_t	value )

inline

◆ DynamicEntry() [5/5]

LIEF::ELF::DynamicEntry::DynamicEntry ( const DynamicEntry & )

default

◆ ~DynamicEntry()

LIEF::ELF::DynamicEntry::~DynamicEntry ( )

overridedefault

Member Function Documentation

◆ accept()

void LIEF::ELF::DynamicEntry::accept ( Visitor & visitor ) const

overridevirtual

Implements LIEF::Object.

Reimplemented in LIEF::ELF::DynamicEntryArray, LIEF::ELF::DynamicEntryFlags, LIEF::ELF::DynamicEntryLibrary, LIEF::ELF::DynamicEntryRpath, LIEF::ELF::DynamicEntryRunPath, and LIEF::ELF::DynamicSharedObject.

◆ cast() [1/2]

template<class T >

T * LIEF::ELF::DynamicEntry::cast ( )

inline

◆ cast() [2/2]

template<class T >

const T * LIEF::ELF::DynamicEntry::cast ( ) const

inline

◆ clone()

virtual std::unique_ptr< DynamicEntry > LIEF::ELF::DynamicEntry::clone ( ) const

inlinevirtual

Reimplemented in LIEF::ELF::DynamicEntryArray, LIEF::ELF::DynamicEntryFlags, LIEF::ELF::DynamicEntryLibrary, LIEF::ELF::DynamicEntryRpath, LIEF::ELF::DynamicEntryRunPath, and LIEF::ELF::DynamicSharedObject.

◆ from_value()

static TAG LIEF::ELF::DynamicEntry::from_value	(	uint64_t	value,
		ARCH	arch )

static

◆ operator=()

DynamicEntry & LIEF::ELF::DynamicEntry::operator= ( const DynamicEntry & )

default

◆ print()

virtual std::ostream & LIEF::ELF::DynamicEntry::print ( std::ostream & os ) const

virtual

Reimplemented in LIEF::ELF::DynamicEntryArray, LIEF::ELF::DynamicEntryFlags, LIEF::ELF::DynamicEntryLibrary, LIEF::ELF::DynamicEntryRpath, LIEF::ELF::DynamicEntryRunPath, and LIEF::ELF::DynamicSharedObject.

Referenced by operator<<.

◆ tag() [1/2]

TAG LIEF::ELF::DynamicEntry::tag ( ) const

inline

Tag of the current entry. The most common tags are: DT_NEEDED, DT_INIT, ...

Referenced by LIEF::ELF::DynamicEntryArray::classof(), LIEF::ELF::DynamicEntryFlags::classof(), LIEF::ELF::DynamicEntryLibrary::classof(), LIEF::ELF::DynamicEntryRpath::classof(), LIEF::ELF::DynamicEntryRunPath::classof(), and LIEF::ELF::DynamicSharedObject::classof().

◆ tag() [2/2]

void LIEF::ELF::DynamicEntry::tag ( TAG tag )

inline

◆ to_value()

static uint64_t LIEF::ELF::DynamicEntry::to_value ( TAG tag )

static

◆ value() [1/2]

uint64_t LIEF::ELF::DynamicEntry::value ( ) const

inline

Return the entry's value.

The meaning of the value strongly depends on the tag. It can be an offset, an index, a flag, ...

◆ value() [2/2]

void LIEF::ELF::DynamicEntry::value ( uint64_t value )

inline

Member Data Documentation

◆ AARCH64_DISC

uint64_t LIEF::ELF::DynamicEntry::AARCH64_DISC = 0x200000000

staticconstexpr

◆ HEXAGON_DISC

uint64_t LIEF::ELF::DynamicEntry::HEXAGON_DISC = 0x300000000

staticconstexpr

◆ MIPS_DISC

uint64_t LIEF::ELF::DynamicEntry::MIPS_DISC = 0x100000000

staticconstexpr

◆ PPC64_DISC

uint64_t LIEF::ELF::DynamicEntry::PPC64_DISC = 0x500000000

staticconstexpr

◆ PPC_DISC

uint64_t LIEF::ELF::DynamicEntry::PPC_DISC = 0x400000000

staticconstexpr

◆ RISCV_DISC

uint64_t LIEF::ELF::DynamicEntry::RISCV_DISC = 0x600000000

staticconstexpr

◆ X86_64_DISC

uint64_t LIEF::ELF::DynamicEntry::X86_64_DISC = 0x700000000

staticconstexpr

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

DynamicEntry.hpp

Public Types

Public Member Functions

Static Public Member Functions

Static Public Attributes

Detailed Description

Member Enumeration Documentation

◆ TAG

Constructor & Destructor Documentation

◆ DynamicEntry() [1/5]

◆ DynamicEntry() [2/5]

◆ DynamicEntry() [3/5]

◆ DynamicEntry() [4/5]

◆ DynamicEntry() [5/5]

◆ ~DynamicEntry()

Member Function Documentation

◆ accept()

◆ cast() [1/2]

◆ cast() [2/2]

◆ clone()

◆ from_value()

◆ operator=()

◆ print()

◆ tag() [1/2]

◆ tag() [2/2]

◆ to_value()

◆ value() [1/2]

◆ value() [2/2]

Member Data Documentation

◆ AARCH64_DISC

◆ HEXAGON_DISC

◆ MIPS_DISC

◆ PPC64_DISC

◆ PPC_DISC

◆ RISCV_DISC

◆ X86_64_DISC