elf

package
v1.0.1 Latest Latest
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 Go to latest Published: Sep 26, 2023 License: MIT Imports: 3 Imported by: 0

Documentation

Overview

Package elf implements access to ELF object files.

Index

Constants

View Source 
const (
	EI_CLASS      = 4
	EI_DATA       = 5
	EI_VERSION    = 6
	EI_OSABI      = 7
	EI_ABIVERSION = 8
	EI_PAD        = 9
	EI_NIDENT     = 16
)

Indexes into the Header.Ident array.

View Source 
const ARM_MAGIC_TRAMP_NUMBER = 0x5c000003

Magic number for the elf trampoline, chosen wisely to be an immediate value.

View Source 
const ELFMAG = "\177ELF"

Initial magic number for ELF files.

View Source 
const Sym32Size = 16
View Source 
const Sym64Size = 24

Variables

This section is empty.

Functions

func R_INFO 

func R_INFO(sym, typ uint32) uint64

func R_INFO32 

func R_INFO32(sym, typ uint32) uint32

func R_SYM32 

func R_SYM32(info uint32) uint32

func R_SYM64 

func R_SYM64(info uint64) uint32

func R_TYPE32 

func R_TYPE32(info uint32) uint32

func R_TYPE64 

func R_TYPE64(info uint64) uint32

func ST_INFO 

func ST_INFO(bind SymBind, typ SymType) uint8

Types

type Class 

type Class byte

Class is found in Header.Ident[EI_CLASS] and Header.Class. 

const (
	ELFCLASSNONE Class = 0
	ELFCLASS32   Class = 1
	ELFCLASS64   Class = 2
)

func (Class) GoString 

func (i Class) GoString() string

func (Class) String 

func (i Class) String() string

type Data 

type Data byte

Data is found in Header.Ident[EI_DATA] and Header.Data. 

const (
	ELFDATANONE Data = 0
	ELFDATA2LSB Data = 1
	ELFDATA2MSB Data = 2
)

func (Data) GoString 

func (i Data) GoString() string

func (Data) String 

func (i Data) String() string

type Dyn32 

type Dyn32 struct {
	Tag int32
	Val uint32
}

ELF32 Dynamic structure. The ".dynamic" section contains an array of them.

type Dyn64 

type Dyn64 struct {
	Tag int64
	Val uint64
}

ELF64 Dynamic structure. The ".dynamic" section contains an array of them.

type DynFlag 

type DynFlag int

DT_FLAGS values. 

const (
	DF_ORIGIN DynFlag = 0x0001

	DF_SYMBOLIC DynFlag = 0x0002
	DF_TEXTREL  DynFlag = 0x0004
	DF_BIND_NOW DynFlag = 0x0008

	DF_STATIC_TLS DynFlag = 0x0010
)

func (DynFlag) GoString 

func (i DynFlag) GoString() string

func (DynFlag) String 

func (i DynFlag) String() string

type DynTag 

type DynTag int

Dyn.Tag 

const (
	DT_NULL         DynTag = 0
	DT_NEEDED       DynTag = 1
	DT_PLTRELSZ     DynTag = 2
	DT_PLTGOT       DynTag = 3
	DT_HASH         DynTag = 4
	DT_STRTAB       DynTag = 5
	DT_SYMTAB       DynTag = 6
	DT_RELA         DynTag = 7
	DT_RELASZ       DynTag = 8
	DT_RELAENT      DynTag = 9
	DT_STRSZ        DynTag = 10
	DT_SYMENT       DynTag = 11
	DT_INIT         DynTag = 12
	DT_FINI         DynTag = 13
	DT_SONAME       DynTag = 14
	DT_RPATH        DynTag = 15
	DT_SYMBOLIC     DynTag = 16
	DT_REL          DynTag = 17
	DT_RELSZ        DynTag = 18
	DT_RELENT       DynTag = 19
	DT_PLTREL       DynTag = 20
	DT_DEBUG        DynTag = 21
	DT_TEXTREL      DynTag = 22
	DT_JMPREL       DynTag = 23
	DT_BIND_NOW     DynTag = 24
	DT_INIT_ARRAY   DynTag = 25
	DT_FINI_ARRAY   DynTag = 26
	DT_INIT_ARRAYSZ DynTag = 27
	DT_FINI_ARRAYSZ DynTag = 28
	DT_RUNPATH      DynTag = 29
	DT_FLAGS        DynTag = 30
	DT_ENCODING     DynTag = 32

	DT_PREINIT_ARRAY   DynTag = 32
	DT_PREINIT_ARRAYSZ DynTag = 33
	DT_LOOS            DynTag = 0x6000000d
	DT_HIOS            DynTag = 0x6ffff000
	DT_VERSYM          DynTag = 0x6ffffff0
	DT_VERNEED         DynTag = 0x6ffffffe
	DT_VERNEEDNUM      DynTag = 0x6fffffff
	DT_LOPROC          DynTag = 0x70000000
	DT_HIPROC          DynTag = 0x7fffffff
)

func (DynTag) GoString 

func (i DynTag) GoString() string

func (DynTag) String 

func (i DynTag) String() string

type File 

type File struct {
	FileHeader
	Sections []*Section
	Progs    []*Prog
	// contains filtered or unexported fields
}

A File represents an open ELF file.

func NewFile 

func NewFile(r io.ReaderAt) (*File, error)

NewFile creates a new File for accessing an ELF binary in an underlying reader. The ELF binary is expected to start at position 0 in the ReaderAt.

func Open 

func Open(name string) (*File, error)

Open opens the named file using os.Open and prepares it for use as an ELF binary.

func (*File) Close 

func (f *File) Close() error

Close closes the File. If the File was created using NewFile directly instead of Open, Close has no effect.

func (*File) DWARF 

func (f *File) DWARF() (*dwarf.Data, error)

func (*File) ImportedLibraries 

func (f *File) ImportedLibraries() ([]string, error)

ImportedLibraries returns the names of all libraries referred to by the binary f that are expected to be linked with the binary at dynamic link time.

func (*File) ImportedSymbols 

func (f *File) ImportedSymbols() ([]ImportedSymbol, error)

ImportedSymbols returns the names of all symbols referred to by the binary f that are expected to be satisfied by other libraries at dynamic load time. It does not return weak symbols.

func (*File) Section 

func (f *File) Section(name string) *Section

Section returns a section with the given name, or nil if no such section exists.

func (*File) SectionByType 

func (f *File) SectionByType(typ SectionType) *Section

SectionByType returns the first section in f with the given type, or nil if there is no such section.

func (*File) Symbols 

func (f *File) Symbols() ([]Symbol, error)

Symbols returns the symbol table for f.

type FileHeader 

type FileHeader struct {
	Class      Class
	Data       Data
	Version    Version
	OSABI      OSABI
	ABIVersion uint8
	ByteOrder  binary.ByteOrder
	Type       Type
	Machine    Machine
}

A FileHeader represents an ELF file header.

type FormatError 

type FormatError struct {
	// contains filtered or unexported fields
}

func (*FormatError) Error 

func (e *FormatError) Error() string

type Header32 

type Header32 struct {
	Ident     [EI_NIDENT]byte
	Type      uint16
	Machine   uint16
	Version   uint32
	Entry     uint32
	Phoff     uint32
	Shoff     uint32
	Flags     uint32
	Ehsize    uint16
	Phentsize uint16
	Phnum     uint16
	Shentsize uint16
	Shnum     uint16
	Shstrndx  uint16
}

ELF32 File header.

type Header64 

type Header64 struct {
	Ident     [EI_NIDENT]byte
	Type      uint16
	Machine   uint16
	Version   uint32
	Entry     uint64
	Phoff     uint64
	Shoff     uint64
	Flags     uint32
	Ehsize    uint16
	Phentsize uint16
	Phnum     uint16
	Shentsize uint16
	Shnum     uint16
	Shstrndx  uint16
}

ELF64 file header.

type ImportedSymbol 

type ImportedSymbol struct {
	Name    string
	Version string
	Library string
}

type Machine 

type Machine uint16

Machine is found in Header.Machine. 

const (
	EM_NONE        Machine = 0
	EM_M32         Machine = 1
	EM_SPARC       Machine = 2
	EM_386         Machine = 3
	EM_68K         Machine = 4
	EM_88K         Machine = 5
	EM_860         Machine = 7
	EM_MIPS        Machine = 8
	EM_S370        Machine = 9
	EM_MIPS_RS3_LE Machine = 10
	EM_PARISC      Machine = 15
	EM_VPP500      Machine = 17
	EM_SPARC32PLUS Machine = 18
	EM_960         Machine = 19
	EM_PPC         Machine = 20
	EM_PPC64       Machine = 21
	EM_S390        Machine = 22
	EM_V800        Machine = 36
	EM_FR20        Machine = 37
	EM_RH32        Machine = 38
	EM_RCE         Machine = 39
	EM_ARM         Machine = 40
	EM_SH          Machine = 42
	EM_SPARCV9     Machine = 43
	EM_TRICORE     Machine = 44
	EM_ARC         Machine = 45
	EM_H8_300      Machine = 46
	EM_H8_300H     Machine = 47
	EM_H8S         Machine = 48
	EM_H8_500      Machine = 49
	EM_IA_64       Machine = 50
	EM_MIPS_X      Machine = 51
	EM_COLDFIRE    Machine = 52
	EM_68HC12      Machine = 53
	EM_MMA         Machine = 54
	EM_PCP         Machine = 55
	EM_NCPU        Machine = 56
	EM_NDR1        Machine = 57
	EM_STARCORE    Machine = 58
	EM_ME16        Machine = 59
	EM_ST100       Machine = 60
	EM_TINYJ       Machine = 61
	EM_X86_64      Machine = 62

	/* Non-standard or deprecated. */
	EM_486         Machine = 6
	EM_MIPS_RS4_BE Machine = 10
	EM_ALPHA_STD   Machine = 41
	EM_ALPHA       Machine = 0x9026
)

func (Machine) GoString 

func (i Machine) GoString() string

func (Machine) String 

func (i Machine) String() string

type NType 

type NType int

NType values; used in core files. 

const (
	NT_PRSTATUS NType = 1
	NT_FPREGSET NType = 2
	NT_PRPSINFO NType = 3
)

func (NType) GoString 

func (i NType) GoString() string

func (NType) String 

func (i NType) String() string

type OSABI 

type OSABI byte

OSABI is found in Header.Ident[EI_OSABI] and Header.OSABI. 

const (
	ELFOSABI_NONE       OSABI = 0
	ELFOSABI_HPUX       OSABI = 1
	ELFOSABI_NETBSD     OSABI = 2
	ELFOSABI_LINUX      OSABI = 3
	ELFOSABI_HURD       OSABI = 4
	ELFOSABI_86OPEN     OSABI = 5
	ELFOSABI_SOLARIS    OSABI = 6
	ELFOSABI_AIX        OSABI = 7
	ELFOSABI_IRIX       OSABI = 8
	ELFOSABI_FREEBSD    OSABI = 9
	ELFOSABI_TRU64      OSABI = 10
	ELFOSABI_MODESTO    OSABI = 11
	ELFOSABI_OPENBSD    OSABI = 12
	ELFOSABI_OPENVMS    OSABI = 13
	ELFOSABI_NSK        OSABI = 14
	ELFOSABI_ARM        OSABI = 97
	ELFOSABI_STANDALONE OSABI = 255
)

func (OSABI) GoString 

func (i OSABI) GoString() string

func (OSABI) String 

func (i OSABI) String() string

type Prog 

type Prog struct {
	ProgHeader

	io.ReaderAt
	// contains filtered or unexported fields
}

A Prog represents a single ELF program header in an ELF binary.

func (*Prog) Open 

func (p *Prog) Open() io.ReadSeeker

Open returns a new ReadSeeker reading the ELF program body.

type Prog32 

type Prog32 struct {
	Type   uint32
	Off    uint32
	Vaddr  uint32
	Paddr  uint32
	Filesz uint32
	Memsz  uint32
	Flags  uint32
	Align  uint32
}

ELF32 Program header.

type Prog64 

type Prog64 struct {
	Type   uint32
	Flags  uint32
	Off    uint64
	Vaddr  uint64
	Paddr  uint64
	Filesz uint64
	Memsz  uint64
	Align  uint64
}

ELF64 Program header.

type ProgFlag 

type ProgFlag uint32

Prog.Flag 

const (
	PF_X        ProgFlag = 0x1
	PF_W        ProgFlag = 0x2
	PF_R        ProgFlag = 0x4
	PF_MASKOS   ProgFlag = 0x0ff00000
	PF_MASKPROC ProgFlag = 0xf0000000
)

func (ProgFlag) GoString 

func (i ProgFlag) GoString() string

func (ProgFlag) String 

func (i ProgFlag) String() string

type ProgHeader 

type ProgHeader struct {
	Type   ProgType
	Flags  ProgFlag
	Off    uint64
	Vaddr  uint64
	Paddr  uint64
	Filesz uint64
	Memsz  uint64
	Align  uint64
}

A ProgHeader represents a single ELF program header.

type ProgType 

type ProgType int

Prog.Type 

const (
	PT_NULL    ProgType = 0
	PT_LOAD    ProgType = 1
	PT_DYNAMIC ProgType = 2
	PT_INTERP  ProgType = 3
	PT_NOTE    ProgType = 4
	PT_SHLIB   ProgType = 5
	PT_PHDR    ProgType = 6
	PT_TLS     ProgType = 7
	PT_LOOS    ProgType = 0x60000000
	PT_HIOS    ProgType = 0x6fffffff
	PT_LOPROC  ProgType = 0x70000000
	PT_HIPROC  ProgType = 0x7fffffff
)

func (ProgType) GoString 

func (i ProgType) GoString() string

func (ProgType) String 

func (i ProgType) String() string

type R_386 

type R_386 int

Relocation types for 386. 

const (
	R_386_NONE         R_386 = 0
	R_386_32           R_386 = 1
	R_386_PC32         R_386 = 2
	R_386_GOT32        R_386 = 3
	R_386_PLT32        R_386 = 4
	R_386_COPY         R_386 = 5
	R_386_GLOB_DAT     R_386 = 6
	R_386_JMP_SLOT     R_386 = 7
	R_386_RELATIVE     R_386 = 8
	R_386_GOTOFF       R_386 = 9
	R_386_GOTPC        R_386 = 10
	R_386_TLS_TPOFF    R_386 = 14
	R_386_TLS_IE       R_386 = 15
	R_386_TLS_GOTIE    R_386 = 16
	R_386_TLS_LE       R_386 = 17
	R_386_TLS_GD       R_386 = 18
	R_386_TLS_LDM      R_386 = 19
	R_386_TLS_GD_32    R_386 = 24
	R_386_TLS_GD_PUSH  R_386 = 25
	R_386_TLS_GD_CALL  R_386 = 26
	R_386_TLS_GD_POP   R_386 = 27
	R_386_TLS_LDM_32   R_386 = 28
	R_386_TLS_LDM_PUSH R_386 = 29
	R_386_TLS_LDM_CALL R_386 = 30
	R_386_TLS_LDM_POP  R_386 = 31
	R_386_TLS_LDO_32   R_386 = 32
	R_386_TLS_IE_32    R_386 = 33
	R_386_TLS_LE_32    R_386 = 34
	R_386_TLS_DTPMOD32 R_386 = 35
	R_386_TLS_DTPOFF32 R_386 = 36
	R_386_TLS_TPOFF32  R_386 = 37
)

func (R_386) GoString 

func (i R_386) GoString() string

func (R_386) String 

func (i R_386) String() string

type R_ALPHA 

type R_ALPHA int

Relocation types for Alpha. 

const (
	R_ALPHA_NONE           R_ALPHA = 0
	R_ALPHA_REFLONG        R_ALPHA = 1
	R_ALPHA_REFQUAD        R_ALPHA = 2
	R_ALPHA_GPREL32        R_ALPHA = 3
	R_ALPHA_LITERAL        R_ALPHA = 4
	R_ALPHA_LITUSE         R_ALPHA = 5
	R_ALPHA_GPDISP         R_ALPHA = 6
	R_ALPHA_BRADDR         R_ALPHA = 7
	R_ALPHA_HINT           R_ALPHA = 8
	R_ALPHA_SREL16         R_ALPHA = 9
	R_ALPHA_SREL32         R_ALPHA = 10
	R_ALPHA_SREL64         R_ALPHA = 11
	R_ALPHA_OP_PUSH        R_ALPHA = 12
	R_ALPHA_OP_STORE       R_ALPHA = 13
	R_ALPHA_OP_PSUB        R_ALPHA = 14
	R_ALPHA_OP_PRSHIFT     R_ALPHA = 15
	R_ALPHA_GPVALUE        R_ALPHA = 16
	R_ALPHA_GPRELHIGH      R_ALPHA = 17
	R_ALPHA_GPRELLOW       R_ALPHA = 18
	R_ALPHA_IMMED_GP_16    R_ALPHA = 19
	R_ALPHA_IMMED_GP_HI32  R_ALPHA = 20
	R_ALPHA_IMMED_SCN_HI32 R_ALPHA = 21
	R_ALPHA_IMMED_BR_HI32  R_ALPHA = 22
	R_ALPHA_IMMED_LO32     R_ALPHA = 23
	R_ALPHA_COPY           R_ALPHA = 24
	R_ALPHA_GLOB_DAT       R_ALPHA = 25
	R_ALPHA_JMP_SLOT       R_ALPHA = 26
	R_ALPHA_RELATIVE       R_ALPHA = 27
)

func (R_ALPHA) GoString 

func (i R_ALPHA) GoString() string

func (R_ALPHA) String 

func (i R_ALPHA) String() string

type R_ARM 

type R_ARM int

Relocation types for ARM. 

const (
	R_ARM_NONE          R_ARM = 0
	R_ARM_PC24          R_ARM = 1
	R_ARM_ABS32         R_ARM = 2
	R_ARM_REL32         R_ARM = 3
	R_ARM_PC13          R_ARM = 4
	R_ARM_ABS16         R_ARM = 5
	R_ARM_ABS12         R_ARM = 6
	R_ARM_THM_ABS5      R_ARM = 7
	R_ARM_ABS8          R_ARM = 8
	R_ARM_SBREL32       R_ARM = 9
	R_ARM_THM_PC22      R_ARM = 10
	R_ARM_THM_PC8       R_ARM = 11
	R_ARM_AMP_VCALL9    R_ARM = 12
	R_ARM_SWI24         R_ARM = 13
	R_ARM_THM_SWI8      R_ARM = 14
	R_ARM_XPC25         R_ARM = 15
	R_ARM_THM_XPC22     R_ARM = 16
	R_ARM_COPY          R_ARM = 20
	R_ARM_GLOB_DAT      R_ARM = 21
	R_ARM_JUMP_SLOT     R_ARM = 22
	R_ARM_RELATIVE      R_ARM = 23
	R_ARM_GOTOFF        R_ARM = 24
	R_ARM_GOTPC         R_ARM = 25
	R_ARM_GOT32         R_ARM = 26
	R_ARM_PLT32         R_ARM = 27
	R_ARM_GNU_VTENTRY   R_ARM = 100
	R_ARM_GNU_VTINHERIT R_ARM = 101
	R_ARM_RSBREL32      R_ARM = 250
	R_ARM_THM_RPC22     R_ARM = 251
	R_ARM_RREL32        R_ARM = 252
	R_ARM_RABS32        R_ARM = 253
	R_ARM_RPC24         R_ARM = 254
	R_ARM_RBASE         R_ARM = 255
)

func (R_ARM) GoString 

func (i R_ARM) GoString() string

func (R_ARM) String 

func (i R_ARM) String() string

type R_PPC 

type R_PPC int

Relocation types for PowerPC. 

const (
	R_PPC_NONE            R_PPC = 0
	R_PPC_ADDR32          R_PPC = 1
	R_PPC_ADDR24          R_PPC = 2
	R_PPC_ADDR16          R_PPC = 3
	R_PPC_ADDR16_LO       R_PPC = 4
	R_PPC_ADDR16_HI       R_PPC = 5
	R_PPC_ADDR16_HA       R_PPC = 6
	R_PPC_ADDR14          R_PPC = 7
	R_PPC_ADDR14_BRTAKEN  R_PPC = 8
	R_PPC_ADDR14_BRNTAKEN R_PPC = 9
	R_PPC_REL24           R_PPC = 10
	R_PPC_REL14           R_PPC = 11
	R_PPC_REL14_BRTAKEN   R_PPC = 12
	R_PPC_REL14_BRNTAKEN  R_PPC = 13
	R_PPC_GOT16           R_PPC = 14
	R_PPC_GOT16_LO        R_PPC = 15
	R_PPC_GOT16_HI        R_PPC = 16
	R_PPC_GOT16_HA        R_PPC = 17
	R_PPC_PLTREL24        R_PPC = 18
	R_PPC_COPY            R_PPC = 19
	R_PPC_GLOB_DAT        R_PPC = 20
	R_PPC_JMP_SLOT        R_PPC = 21
	R_PPC_RELATIVE        R_PPC = 22
	R_PPC_LOCAL24PC       R_PPC = 23
	R_PPC_UADDR32         R_PPC = 24
	R_PPC_UADDR16         R_PPC = 25
	R_PPC_REL32           R_PPC = 26
	R_PPC_PLT32           R_PPC = 27
	R_PPC_PLTREL32        R_PPC = 28
	R_PPC_PLT16_LO        R_PPC = 29
	R_PPC_PLT16_HI        R_PPC = 30
	R_PPC_PLT16_HA        R_PPC = 31
	R_PPC_SDAREL16        R_PPC = 32
	R_PPC_SECTOFF         R_PPC = 33
	R_PPC_SECTOFF_LO      R_PPC = 34
	R_PPC_SECTOFF_HI      R_PPC = 35
	R_PPC_SECTOFF_HA      R_PPC = 36
	R_PPC_TLS             R_PPC = 67
	R_PPC_DTPMOD32        R_PPC = 68
	R_PPC_TPREL16         R_PPC = 69
	R_PPC_TPREL16_LO      R_PPC = 70
	R_PPC_TPREL16_HI      R_PPC = 71
	R_PPC_TPREL16_HA      R_PPC = 72
	R_PPC_TPREL32         R_PPC = 73
	R_PPC_DTPREL16        R_PPC = 74
	R_PPC_DTPREL16_LO     R_PPC = 75
	R_PPC_DTPREL16_HI     R_PPC = 76
	R_PPC_DTPREL16_HA     R_PPC = 77
	R_PPC_DTPREL32        R_PPC = 78
	R_PPC_GOT_TLSGD16     R_PPC = 79
	R_PPC_GOT_TLSGD16_LO  R_PPC = 80
	R_PPC_GOT_TLSGD16_HI  R_PPC = 81
	R_PPC_GOT_TLSGD16_HA  R_PPC = 82
	R_PPC_GOT_TLSLD16     R_PPC = 83
	R_PPC_GOT_TLSLD16_LO  R_PPC = 84
	R_PPC_GOT_TLSLD16_HI  R_PPC = 85
	R_PPC_GOT_TLSLD16_HA  R_PPC = 86
	R_PPC_GOT_TPREL16     R_PPC = 87
	R_PPC_GOT_TPREL16_LO  R_PPC = 88
	R_PPC_GOT_TPREL16_HI  R_PPC = 89
	R_PPC_GOT_TPREL16_HA  R_PPC = 90
	R_PPC_EMB_NADDR32     R_PPC = 101
	R_PPC_EMB_NADDR16     R_PPC = 102
	R_PPC_EMB_NADDR16_LO  R_PPC = 103
	R_PPC_EMB_NADDR16_HI  R_PPC = 104
	R_PPC_EMB_NADDR16_HA  R_PPC = 105
	R_PPC_EMB_SDAI16      R_PPC = 106
	R_PPC_EMB_SDA2I16     R_PPC = 107
	R_PPC_EMB_SDA2REL     R_PPC = 108
	R_PPC_EMB_SDA21       R_PPC = 109
	R_PPC_EMB_MRKREF      R_PPC = 110
	R_PPC_EMB_RELSEC16    R_PPC = 111
	R_PPC_EMB_RELST_LO    R_PPC = 112
	R_PPC_EMB_RELST_HI    R_PPC = 113
	R_PPC_EMB_RELST_HA    R_PPC = 114
	R_PPC_EMB_BIT_FLD     R_PPC = 115
	R_PPC_EMB_RELSDA      R_PPC = 116
)

func (R_PPC) GoString 

func (i R_PPC) GoString() string

func (R_PPC) String 

func (i R_PPC) String() string

type R_SPARC 

type R_SPARC int

Relocation types for SPARC. 

const (
	R_SPARC_NONE     R_SPARC = 0
	R_SPARC_8        R_SPARC = 1
	R_SPARC_16       R_SPARC = 2
	R_SPARC_32       R_SPARC = 3
	R_SPARC_DISP8    R_SPARC = 4
	R_SPARC_DISP16   R_SPARC = 5
	R_SPARC_DISP32   R_SPARC = 6
	R_SPARC_WDISP30  R_SPARC = 7
	R_SPARC_WDISP22  R_SPARC = 8
	R_SPARC_HI22     R_SPARC = 9
	R_SPARC_22       R_SPARC = 10
	R_SPARC_13       R_SPARC = 11
	R_SPARC_LO10     R_SPARC = 12
	R_SPARC_GOT10    R_SPARC = 13
	R_SPARC_GOT13    R_SPARC = 14
	R_SPARC_GOT22    R_SPARC = 15
	R_SPARC_PC10     R_SPARC = 16
	R_SPARC_PC22     R_SPARC = 17
	R_SPARC_WPLT30   R_SPARC = 18
	R_SPARC_COPY     R_SPARC = 19
	R_SPARC_GLOB_DAT R_SPARC = 20
	R_SPARC_JMP_SLOT R_SPARC = 21
	R_SPARC_RELATIVE R_SPARC = 22
	R_SPARC_UA32     R_SPARC = 23
	R_SPARC_PLT32    R_SPARC = 24
	R_SPARC_HIPLT22  R_SPARC = 25
	R_SPARC_LOPLT10  R_SPARC = 26
	R_SPARC_PCPLT32  R_SPARC = 27
	R_SPARC_PCPLT22  R_SPARC = 28
	R_SPARC_PCPLT10  R_SPARC = 29
	R_SPARC_10       R_SPARC = 30
	R_SPARC_11       R_SPARC = 31
	R_SPARC_64       R_SPARC = 32
	R_SPARC_OLO10    R_SPARC = 33
	R_SPARC_HH22     R_SPARC = 34
	R_SPARC_HM10     R_SPARC = 35
	R_SPARC_LM22     R_SPARC = 36
	R_SPARC_PC_HH22  R_SPARC = 37
	R_SPARC_PC_HM10  R_SPARC = 38
	R_SPARC_PC_LM22  R_SPARC = 39
	R_SPARC_WDISP16  R_SPARC = 40
	R_SPARC_WDISP19  R_SPARC = 41
	R_SPARC_GLOB_JMP R_SPARC = 42
	R_SPARC_7        R_SPARC = 43
	R_SPARC_5        R_SPARC = 44
	R_SPARC_6        R_SPARC = 45
	R_SPARC_DISP64   R_SPARC = 46
	R_SPARC_PLT64    R_SPARC = 47
	R_SPARC_HIX22    R_SPARC = 48
	R_SPARC_LOX10    R_SPARC = 49
	R_SPARC_H44      R_SPARC = 50
	R_SPARC_M44      R_SPARC = 51
	R_SPARC_L44      R_SPARC = 52
	R_SPARC_REGISTER R_SPARC = 53
	R_SPARC_UA64     R_SPARC = 54
	R_SPARC_UA16     R_SPARC = 55
)

func (R_SPARC) GoString 

func (i R_SPARC) GoString() string

func (R_SPARC) String 

func (i R_SPARC) String() string

type R_X86_64 

type R_X86_64 int

Relocation types for x86-64. 

const (
	R_X86_64_NONE     R_X86_64 = 0
	R_X86_64_64       R_X86_64 = 1
	R_X86_64_PC32     R_X86_64 = 2
	R_X86_64_GOT32    R_X86_64 = 3
	R_X86_64_PLT32    R_X86_64 = 4
	R_X86_64_COPY     R_X86_64 = 5
	R_X86_64_GLOB_DAT R_X86_64 = 6
	R_X86_64_JMP_SLOT R_X86_64 = 7
	R_X86_64_RELATIVE R_X86_64 = 8
	R_X86_64_GOTPCREL R_X86_64 = 9
	R_X86_64_32       R_X86_64 = 10
	R_X86_64_32S      R_X86_64 = 11
	R_X86_64_16       R_X86_64 = 12
	R_X86_64_PC16     R_X86_64 = 13
	R_X86_64_8        R_X86_64 = 14
	R_X86_64_PC8      R_X86_64 = 15
	R_X86_64_DTPMOD64 R_X86_64 = 16
	R_X86_64_DTPOFF64 R_X86_64 = 17
	R_X86_64_TPOFF64  R_X86_64 = 18
	R_X86_64_TLSGD    R_X86_64 = 19
	R_X86_64_TLSLD    R_X86_64 = 20
	R_X86_64_DTPOFF32 R_X86_64 = 21
	R_X86_64_GOTTPOFF R_X86_64 = 22
	R_X86_64_TPOFF32  R_X86_64 = 23
)

func (R_X86_64) GoString 

func (i R_X86_64) GoString() string

func (R_X86_64) String 

func (i R_X86_64) String() string

type Rel32 

type Rel32 struct {
	Off  uint32
	Info uint32
}

ELF32 Relocations that don't need an addend field.

type Rel64 

type Rel64 struct {
	Off  uint64
	Info uint64
}

ELF64 relocations that don't need an addend field.

type Rela32 

type Rela32 struct {
	Off    uint32
	Info   uint32
	Addend int32
}

ELF32 Relocations that need an addend field.

type Rela64 

type Rela64 struct {
	Off    uint64
	Info   uint64
	Addend int64
}

ELF64 relocations that need an addend field.

type Section 

type Section struct {
	SectionHeader

	io.ReaderAt
	// contains filtered or unexported fields
}

A Section represents a single section in an ELF file.

func (*Section) Data 

func (s *Section) Data() ([]byte, error)

Data reads and returns the contents of the ELF section.

func (*Section) Open 

func (s *Section) Open() io.ReadSeeker

Open returns a new ReadSeeker reading the ELF section.

type Section32 

type Section32 struct {
	Name      uint32
	Type      uint32
	Flags     uint32
	Addr      uint32
	Off       uint32
	Size      uint32
	Link      uint32
	Info      uint32
	Addralign uint32
	Entsize   uint32
}

ELF32 Section header.

type Section64 

type Section64 struct {
	Name      uint32
	Type      uint32
	Flags     uint64
	Addr      uint64
	Off       uint64
	Size      uint64
	Link      uint32
	Info      uint32
	Addralign uint64
	Entsize   uint64
}

ELF64 Section header.

type SectionFlag 

type SectionFlag uint32

Section flags. 

const (
	SHF_WRITE            SectionFlag = 0x1
	SHF_ALLOC            SectionFlag = 0x2
	SHF_EXECINSTR        SectionFlag = 0x4
	SHF_MERGE            SectionFlag = 0x10
	SHF_STRINGS          SectionFlag = 0x20
	SHF_INFO_LINK        SectionFlag = 0x40
	SHF_LINK_ORDER       SectionFlag = 0x80
	SHF_OS_NONCONFORMING SectionFlag = 0x100
	SHF_GROUP            SectionFlag = 0x200
	SHF_TLS              SectionFlag = 0x400
	SHF_MASKOS           SectionFlag = 0x0ff00000
	SHF_MASKPROC         SectionFlag = 0xf0000000
)

func (SectionFlag) GoString 

func (i SectionFlag) GoString() string

func (SectionFlag) String 

func (i SectionFlag) String() string

type SectionHeader 

type SectionHeader struct {
	Name      string
	Type      SectionType
	Flags     SectionFlag
	Addr      uint64
	Offset    uint64
	Size      uint64
	Link      uint32
	Info      uint32
	Addralign uint64
	Entsize   uint64
}

A SectionHeader represents a single ELF section header.

type SectionIndex 

type SectionIndex int

Special section indices. 

const (
	SHN_UNDEF     SectionIndex = 0
	SHN_LORESERVE SectionIndex = 0xff00
	SHN_LOPROC    SectionIndex = 0xff00
	SHN_HIPROC    SectionIndex = 0xff1f
	SHN_LOOS      SectionIndex = 0xff20
	SHN_HIOS      SectionIndex = 0xff3f
	SHN_ABS       SectionIndex = 0xfff1
	SHN_COMMON    SectionIndex = 0xfff2
	SHN_XINDEX    SectionIndex = 0xffff
	SHN_HIRESERVE SectionIndex = 0xffff
)

func (SectionIndex) GoString 

func (i SectionIndex) GoString() string

func (SectionIndex) String 

func (i SectionIndex) String() string

type SectionType 

type SectionType uint32

Section type. 

const (
	SHT_NULL           SectionType = 0
	SHT_PROGBITS       SectionType = 1
	SHT_SYMTAB         SectionType = 2
	SHT_STRTAB         SectionType = 3
	SHT_RELA           SectionType = 4
	SHT_HASH           SectionType = 5
	SHT_DYNAMIC        SectionType = 6
	SHT_NOTE           SectionType = 7
	SHT_NOBITS         SectionType = 8
	SHT_REL            SectionType = 9
	SHT_SHLIB          SectionType = 10
	SHT_DYNSYM         SectionType = 11
	SHT_INIT_ARRAY     SectionType = 14
	SHT_FINI_ARRAY     SectionType = 15
	SHT_PREINIT_ARRAY  SectionType = 16
	SHT_GROUP          SectionType = 17
	SHT_SYMTAB_SHNDX   SectionType = 18
	SHT_LOOS           SectionType = 0x60000000
	SHT_GNU_ATTRIBUTES SectionType = 0x6ffffff5
	SHT_GNU_HASH       SectionType = 0x6ffffff6
	SHT_GNU_LIBLIST    SectionType = 0x6ffffff7
	SHT_GNU_VERDEF     SectionType = 0x6ffffffd
	SHT_GNU_VERNEED    SectionType = 0x6ffffffe
	SHT_GNU_VERSYM     SectionType = 0x6fffffff
	SHT_HIOS           SectionType = 0x6fffffff
	SHT_LOPROC         SectionType = 0x70000000
	SHT_HIPROC         SectionType = 0x7fffffff
	SHT_LOUSER         SectionType = 0x80000000
	SHT_HIUSER         SectionType = 0xffffffff
)

func (SectionType) GoString 

func (i SectionType) GoString() string

func (SectionType) String 

func (i SectionType) String() string

type Sym32 

type Sym32 struct {
	Name  uint32
	Value uint32
	Size  uint32
	Info  uint8
	Other uint8
	Shndx uint16
}

ELF32 Symbol.

type Sym64 

type Sym64 struct {
	Name  uint32
	Info  uint8
	Other uint8
	Shndx uint16
	Value uint64
	Size  uint64
}

ELF64 symbol table entries.

type SymBind 

type SymBind int

Symbol Binding - ELFNN_ST_BIND - st_info 

const (
	STB_LOCAL  SymBind = 0
	STB_GLOBAL SymBind = 1
	STB_WEAK   SymBind = 2
	STB_LOOS   SymBind = 10
	STB_HIOS   SymBind = 12
	STB_LOPROC SymBind = 13
	STB_HIPROC SymBind = 15
)

func ST_BIND 

func ST_BIND(info uint8) SymBind

func (SymBind) GoString 

func (i SymBind) GoString() string

func (SymBind) String 

func (i SymBind) String() string

type SymType 

type SymType int

Symbol type - ELFNN_ST_TYPE - st_info 

const (
	STT_NOTYPE  SymType = 0
	STT_OBJECT  SymType = 1
	STT_FUNC    SymType = 2
	STT_SECTION SymType = 3
	STT_FILE    SymType = 4
	STT_COMMON  SymType = 5
	STT_TLS     SymType = 6
	STT_LOOS    SymType = 10
	STT_HIOS    SymType = 12
	STT_LOPROC  SymType = 13
	STT_HIPROC  SymType = 15
)

func ST_TYPE 

func ST_TYPE(info uint8) SymType

func (SymType) GoString 

func (i SymType) GoString() string

func (SymType) String 

func (i SymType) String() string

type SymVis 

type SymVis int

Symbol visibility - ELFNN_ST_VISIBILITY - st_other 

const (
	STV_DEFAULT   SymVis = 0x0
	STV_INTERNAL  SymVis = 0x1
	STV_HIDDEN    SymVis = 0x2
	STV_PROTECTED SymVis = 0x3
)

func ST_VISIBILITY 

func ST_VISIBILITY(other uint8) SymVis

func (SymVis) GoString 

func (i SymVis) GoString() string

func (SymVis) String 

func (i SymVis) String() string

type Symbol 

type Symbol struct {
	Name        string
	Info, Other byte
	Section     SectionIndex
	Value, Size uint64
}

A Symbol represents an entry in an ELF symbol table section.

type Type 

type Type uint16

Type is found in Header.Type. 

const (
	ET_NONE   Type = 0
	ET_REL    Type = 1
	ET_EXEC   Type = 2
	ET_DYN    Type = 3
	ET_CORE   Type = 4
	ET_LOOS   Type = 0xfe00
	ET_HIOS   Type = 0xfeff
	ET_LOPROC Type = 0xff00
	ET_HIPROC Type = 0xffff
)

func (Type) GoString 

func (i Type) GoString() string

func (Type) String 

func (i Type) String() string

type Version 

type Version byte

Version is found in Header.Ident[EI_VERSION] and Header.Version. 

const (
	EV_NONE    Version = 0
	EV_CURRENT Version = 1
)

func (Version) GoString 

func (i Version) GoString() string

func (Version) String 

func (i Version) String() string

Source Files

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