types

package
v1.1.8 Latest Latest
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 Go to latest Published: Nov 2, 2020 License: MIT Imports: 4 Imported by: 40

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Index

Constants

View Source 
const (
	CpuSubtypeFeatureMask      CPUSubtype = 0xff000000                         /* mask for feature flags */
	CpuSubtypeMask                        = CPUSubtype(^CpuSubtypeFeatureMask) /* mask for cpu subtype */
	CpuSubtypeLib64                       = 0x80000000                         /* 64 bit libraries */
	CpuSubtypePtrauthAbi                  = 0x80000000                         /* pointer authentication with versioned ABI */
	CpuSubtypePtrauthAbiUser              = 0x40000000                         /* pointer authentication with userspace versioned ABI */
	CpuSubtypeArm64PtrAuthMask            = 0x0f000000
	/*
	 *      When selecting a slice, ANY will pick the slice with the best
	 *      grading for the selected cpu_type_t, unlike the "ALL" subtypes,
	 *      which are the slices that can run on any hardware for that cpu type.
	 */
	CpuSubtypeAny = -1
)

Capability bits used in the definition of cpu_subtype.

View Source 
const (
	/* The following are used to encode rebasing information */
	REBASE_TYPE_POINTER                              = 1
	REBASE_TYPE_TEXT_ABSOLUTE32                      = 2
	REBASE_TYPE_TEXT_PCREL32                         = 3
	REBASE_OPCODE_MASK                               = 0xF0
	REBASE_IMMEDIATE_MASK                            = 0x0F
	REBASE_OPCODE_DONE                               = 0x00
	REBASE_OPCODE_SET_TYPE_IMM                       = 0x10
	REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB        = 0x20
	REBASE_OPCODE_ADD_ADDR_ULEB                      = 0x30
	REBASE_OPCODE_ADD_ADDR_IMM_SCALED                = 0x40
	REBASE_OPCODE_DO_REBASE_IMM_TIMES                = 0x50
	REBASE_OPCODE_DO_REBASE_ULEB_TIMES               = 0x60
	REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB            = 0x70
	REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB = 0x80
)
View Source 
const (
	/* The following are used to encode binding information */
	BIND_TYPE_POINTER                                        = 1
	BIND_TYPE_TEXT_ABSOLUTE32                                = 2
	BIND_TYPE_TEXT_PCREL32                                   = 3
	BIND_SPECIAL_DYLIB_SELF                                  = 0
	BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE                       = -1
	BIND_SPECIAL_DYLIB_FLAT_LOOKUP                           = -2
	BIND_SPECIAL_DYLIB_WEAK_LOOKUP                           = -3
	BIND_SYMBOL_FLAGS_WEAK_IMPORT                            = 0x1
	BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION                    = 0x8
	BIND_OPCODE_MASK                                         = 0xF0
	BIND_IMMEDIATE_MASK                                      = 0x0F
	BIND_OPCODE_DONE                                         = 0x00
	BIND_OPCODE_SET_DYLIB_ORDINAL_IMM                        = 0x10
	BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB                       = 0x20
	BIND_OPCODE_SET_DYLIB_SPECIAL_IMM                        = 0x30
	BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM                = 0x40
	BIND_OPCODE_SET_TYPE_IMM                                 = 0x50
	BIND_OPCODE_SET_ADDEND_SLEB                              = 0x60
	BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB                  = 0x70
	BIND_OPCODE_ADD_ADDR_ULEB                                = 0x80
	BIND_OPCODE_DO_BIND                                      = 0x90
	BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB                        = 0xA0
	BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED                  = 0xB0
	BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB             = 0xC0
	BIND_OPCODE_THREADED                                     = 0xD0
	BIND_SUBOPCODE_THREADED_SET_BIND_ORDINAL_TABLE_SIZE_ULEB = 0x00
	BIND_SUBOPCODE_THREADED_APPLY                            = 0x01
)
View Source 
const (
	DYLD_CACHE_ADJ_V2_FORMAT = 0x7F

	DYLD_CACHE_ADJ_V2_POINTER_32          = 0x01
	DYLD_CACHE_ADJ_V2_POINTER_64          = 0x02
	DYLD_CACHE_ADJ_V2_DELTA_32            = 0x03
	DYLD_CACHE_ADJ_V2_DELTA_64            = 0x04
	DYLD_CACHE_ADJ_V2_ARM64_ADRP          = 0x05
	DYLD_CACHE_ADJ_V2_ARM64_OFF12         = 0x06
	DYLD_CACHE_ADJ_V2_ARM64_BR26          = 0x07
	DYLD_CACHE_ADJ_V2_ARM_MOVW_MOVT       = 0x08
	DYLD_CACHE_ADJ_V2_ARM_BR24            = 0x09
	DYLD_CACHE_ADJ_V2_THUMB_MOVW_MOVT     = 0x0A
	DYLD_CACHE_ADJ_V2_THUMB_BR22          = 0x0B
	DYLD_CACHE_ADJ_V2_IMAGE_OFF_32        = 0x0C
	DYLD_CACHE_ADJ_V2_THREADED_POINTER_64 = 0x0D
)
View Source 
const (
	FileHeaderSize32 = 7 * 4
	FileHeaderSize64 = 8 * 4
)
View Source 
const (
	N_GSYM  = 0x20 /* global symbol: name,,NO_SECT,type,0 */
	N_FNAME = 0x22 /* procedure name (f77 kludge): name,,NO_SECT,0,0 */
	N_FUN   = 0x24 /* procedure: name,,n_sect,linenumber,address */
	N_STSYM = 0x26 /* static symbol: name,,n_sect,type,address */
	N_LCSYM = 0x28 /* .lcomm symbol: name,,n_sect,type,address */
	N_BNSYM = 0x2e /* begin nsect sym: 0,,n_sect,0,address */
	N_AST   = 0x32 /* AST file path: name,,NO_SECT,0,0 */
	N_OPT   = 0x3c /* emitted with gcc2_compiled and in gcc source */
	N_RSYM  = 0x40 /* register sym: name,,NO_SECT,type,register */
	N_SLINE = 0x44 /* src line: 0,,n_sect,linenumber,address */
	N_ENSYM = 0x4e /* end nsect sym: 0,,n_sect,0,address */
	N_SSYM  = 0x60 /* structure elt: name,,NO_SECT,type,struct_offset */
	N_SO    = 0x64 /* source file name: name,,n_sect,0,address */
	N_OSO   = 0x66 /* object file name: name,,(see below),0,st_mtime */
	/*   historically N_OSO set n_sect to 0. The N_OSO
	 *   n_sect may instead hold the low byte of the
	 *   cpusubtype value from the Mach-O header. */
	N_LSYM    = 0x80 /* local sym: name,,NO_SECT,type,offset */
	N_BINCL   = 0x82 /* include file beginning: name,,NO_SECT,0,sum */
	N_SOL     = 0x84 /* #included file name: name,,n_sect,0,address */
	N_PARAMS  = 0x86 /* compiler parameters: name,,NO_SECT,0,0 */
	N_VERSION = 0x88 /* compiler version: name,,NO_SECT,0,0 */
	N_OLEVEL  = 0x8A /* compiler -O level: name,,NO_SECT,0,0 */
	N_PSYM    = 0xa0 /* parameter: name,,NO_SECT,type,offset */
	N_EINCL   = 0xa2 /* include file end: name,,NO_SECT,0,0 */
	N_ENTRY   = 0xa4 /* alternate entry: name,,n_sect,linenumber,address */
	N_LBRAC   = 0xc0 /* left bracket: 0,,NO_SECT,nesting level,address */
	N_EXCL    = 0xc2 /* deleted include file: name,,NO_SECT,0,sum */
	N_RBRAC   = 0xe0 /* right bracket: 0,,NO_SECT,nesting level,address */
	N_BCOMM   = 0xe2 /* begin common: name,,NO_SECT,0,0 */
	N_ECOMM   = 0xe4 /* end common: name,,n_sect,0,0 */
	N_ECOML   = 0xe8 /* end common (local name): 0,,n_sect,0,address */
	N_LENG    = 0xfe /* second stab entry with length information */
	/*
	 * for the berkeley pascal compiler, pc(1):
	 */
	N_PC = 0x30 /* global pascal symbol: name,,NO_SECT,subtype,line */
)

* Symbolic debugger symbols.

Variables

This section is empty.

Functions

func ExtractBits added in v1.0.10 

func ExtractBits(x uint64, start, nbits int32) uint64

func MaskLSB64 added in v1.0.10 

func MaskLSB64(x uint64, nbits uint8) uint64

func PutAtMost16Bytes added in v1.0.16 

func PutAtMost16Bytes(b []byte, n string)

****** HELPERS *******

func RoundUp added in v1.0.16 

func RoundUp(x, align uint64) uint64

func StringName added in v1.0.16 

func StringName(i uint32, names []IntName, goSyntax bool) string

func StringName64 added in v1.0.16 

func StringName64(i uint64, names []Int64Name, goSyntax bool) string

Types

type BuildToolVersion 

type BuildToolVersion struct {
	Tool    Tool    /* enum for the tool */
	Version Version /* version number of the tool */
}

type BuildVersionCmd 

type BuildVersionCmd struct {
	LoadCmd        /* LC_BUILD_VERSION */
	Len     uint32 /* sizeof(struct build_version_command) plus */
	/* ntools * sizeof(struct build_tool_version) */
	Platform Platform /* platform */
	Minos    Version  /* X.Y.Z is encoded in nibbles xxxx.yy.zz */
	Sdk      Version  /* X.Y.Z is encoded in nibbles xxxx.yy.zz */
	NumTools uint32   /* number of tool entries following this */
}

* The build_version_command contains the min OS version on which this * binary was built to run for its platform. The list of known platforms and * tool values following it.

type CPU 

type CPU uint32

A CPU is a Mach-O cpu type. 

const (
	CPU386     CPU = 7
	CPUAmd64   CPU = CPU386 | cpuArch64
	CPUArm     CPU = 12
	CPUArm64   CPU = CPUArm | cpuArch64
	CPUArm6432     = CPUArm | cpuArch6432
	CPUPpc     CPU = 18
	CPUPpc64   CPU = CPUPpc | cpuArch64
)

func (CPU) GoString 

func (i CPU) GoString() string

func (CPU) String 

func (i CPU) String() string

type CPUSubtype 

type CPUSubtype uint32
const (
	// CPUSubtypeX86All   CPUSubtype = 3
	CPUSubtypeX8664All CPUSubtype = 3
	CPUSubtypeX86Arch1 CPUSubtype = 4
	CPUSubtypeX86_64H  CPUSubtype = 8
)

X86 subtypes 

const (
	CPUSubtypeArmAll    CPUSubtype = 0
	CPUSubtypeArmV4T    CPUSubtype = 5
	CPUSubtypeArmV6     CPUSubtype = 6
	CPUSubtypeArmV5Tej  CPUSubtype = 7
	CPUSubtypeArmXscale CPUSubtype = 8
	CPUSubtypeArmV7     CPUSubtype = 9
	CPUSubtypeArmV7F    CPUSubtype = 10
	CPUSubtypeArmV7S    CPUSubtype = 11
	CPUSubtypeArmV7K    CPUSubtype = 12
	CPUSubtypeArmV8     CPUSubtype = 13
	CPUSubtypeArmV6M    CPUSubtype = 14
	CPUSubtypeArmV7M    CPUSubtype = 15
	CPUSubtypeArmV7Em   CPUSubtype = 16
	CPUSubtypeArmV8M    CPUSubtype = 17
)

ARM subtypes 

const (
	CPUSubtypeArm64All CPUSubtype = 0
	CPUSubtypeArm64V8  CPUSubtype = 1
	CPUSubtypeArm64E   CPUSubtype = 2
)

ARM64 subtypes

func (CPUSubtype) GoString 

func (st CPUSubtype) GoString(cpu CPU) string

func (CPUSubtype) String 

func (st CPUSubtype) String(cpu CPU) string

type CodeSignatureCmd 

type CodeSignatureCmd LinkEditDataCmd // LC_CODE_SIGNATURE

A CodeSignatureCmd is a Mach-O code signature command.

type DataInCodeCmd 

type DataInCodeCmd LinkEditDataCmd // LC_DATA_IN_CODE

A DataInCodeCmd is a Mach-O data in code command.

type DataInCodeEntry 

type DataInCodeEntry struct {
	Offset uint32
	Length uint16
	Kind   DiceKind
}

type DiceKind 

type DiceKind uint16
const (
	KindData           DiceKind = 0x0001
	KindJumpTable8     DiceKind = 0x0002
	KindJumpTable16    DiceKind = 0x0003
	KindJumpTable32    DiceKind = 0x0004
	KindAbsJumpTable32 DiceKind = 0x0005
)

func (DiceKind) String 

func (i DiceKind) String() string

type DyldChainedFixupsCmd 

type DyldChainedFixupsCmd LinkEditDataCmd // LC_DYLD_CHAINED_FIXUPS

A DyldChainedFixupsCmd is used with linkedit_data_command command.

type DyldEnvironmentCmd 

type DyldEnvironmentCmd DylinkerCmd // LC_DYLD_ENVIRONMENT

A DyldEnvironmentCmd is a Mach-O string for dyld to treat like environment variable command.

type DyldExportsTrieCmd 

type DyldExportsTrieCmd LinkEditDataCmd // LC_DYLD_EXPORTS_TRIE

A DyldExportsTrieCmd is used with linkedit_data_command, payload is trie command.

type DyldInfoCmd 

type DyldInfoCmd struct {
	LoadCmd      // LC_DYLD_INFO
	Len          uint32
	RebaseOff    uint32 // file offset to rebase info
	RebaseSize   uint32 //  size of rebase info
	BindOff      uint32 // file offset to binding info
	BindSize     uint32 // size of binding info
	WeakBindOff  uint32 // file offset to weak binding info
	WeakBindSize uint32 //  size of weak binding info
	LazyBindOff  uint32 // file offset to lazy binding info
	LazyBindSize uint32 //  size of lazy binding info
	ExportOff    uint32 // file offset to export info
	ExportSize   uint32 //  size of export info
}

A DyldInfoCmd is a Mach-O id dyld info command.

type DyldInfoOnlyCmd 

type DyldInfoOnlyCmd DyldInfoCmd // LC_DYLD_INFO_ONLY

A DyldInfoOnlyCmd is a Mach-O compressed dyld information only command.

type DylibCmd 

type DylibCmd struct {
	LoadCmd        // LC_LOAD_DYLIB
	Len            uint32
	Name           uint32
	Time           uint32
	CurrentVersion Version
	CompatVersion  Version
}

A DylibCmd is a Mach-O load dynamic library command. LC_ID_DYLIB, LC_LOAD_{,WEAK_}DYLIB,LC_REEXPORT_DYLIB

type DylibCodeSignDrsCmd 

type DylibCodeSignDrsCmd LinkEditDataCmd // LC_DYLIB_CODE_SIGN_DRS

A DylibCodeSignDrsCmd is a Mach-O code signing DRs copied from linked dylibs command.

type DylibID 

type DylibID DylibCmd // LC_ID_DYLIB

A DylibID represents a Mach-O load dynamic library ident command.

type DylinkerCmd 

type DylinkerCmd struct {
	LoadCmd // LC_LOAD_DYLINKER
	Len     uint32
	Name    uint32 // dynamic linker's path name
}

A DylinkerCmd is a Mach-O dynamic load a dynamic linker command.

type DylinkerIDCmd 

type DylinkerIDCmd DylinkerCmd // LC_ID_DYLINKER

A DylinkerIDCmd is a Mach-O dynamic linker identification command.

type DysymtabCmd 

type DysymtabCmd struct {
	LoadCmd        // LC_DYSYMTAB
	Len            uint32
	Ilocalsym      uint32
	Nlocalsym      uint32
	Iextdefsym     uint32
	Nextdefsym     uint32
	Iundefsym      uint32
	Nundefsym      uint32
	Tocoffset      uint32
	Ntoc           uint32
	Modtaboff      uint32
	Nmodtab        uint32
	Extrefsymoff   uint32
	Nextrefsyms    uint32
	Indirectsymoff uint32
	Nindirectsyms  uint32
	Extreloff      uint32
	Nextrel        uint32
	Locreloff      uint32
	Nlocrel        uint32
}

A DysymtabCmd is a Mach-O dynamic symbol table command.

type EncryptionInfo64Cmd 

type EncryptionInfo64Cmd struct {
	LoadCmd // LC_ENCRYPTION_INFO_64
	Len     uint32
	Offset  uint32           // file offset of encrypted range
	Size    uint32           // file size of encrypted range
	CryptID EncryptionSystem // which enryption system, 0 means not-encrypted yet
	Pad     uint32           // padding to make this struct's size a multiple of 8 bytes
}

A EncryptionInfo64Cmd is a Mach-O 64-bit encrypted segment information command.

type EncryptionInfoCmd 

type EncryptionInfoCmd struct {
	LoadCmd // LC_ENCRYPTION_INFO
	Len     uint32
	Offset  uint32           // file offset of encrypted range
	Size    uint32           // file size of encrypted range
	CryptID EncryptionSystem // which enryption system, 0 means not-encrypted yet
}

A EncryptionInfoCmd is a Mach-O encrypted segment information command.

type EncryptionSystem added in v1.0.6 

type EncryptionSystem uint32
const NOT_ENCRYPTED_YET EncryptionSystem = 0

type EntryPointCmd 

type EntryPointCmd struct {
	LoadCmd          // LC_MAIN only used in MH_EXECUTE filetypes
	Len       uint32 // 24
	Offset    uint64 // file (__TEXT) offset of main()
	StackSize uint64 // if not zero, initial stack size
}

A EntryPointCmd is a Mach-O main command.

type ExportFlag added in v1.0.26 

type ExportFlag int
const (
	/*
	 * The following are used on the flags byte of a terminal node
	 * in the export information.
	 */
	EXPORT_SYMBOL_FLAGS_KIND_MASK         ExportFlag = 0x03
	EXPORT_SYMBOL_FLAGS_KIND_REGULAR      ExportFlag = 0x00
	EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL ExportFlag = 0x01
	EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE     ExportFlag = 0x02
	EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION   ExportFlag = 0x04
	EXPORT_SYMBOL_FLAGS_REEXPORT          ExportFlag = 0x08
	EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER ExportFlag = 0x10
)

func (ExportFlag) Absolute added in v1.0.26 

func (f ExportFlag) Absolute() bool

func (ExportFlag) ReExport added in v1.0.26 

func (f ExportFlag) ReExport() bool

func (ExportFlag) Regular added in v1.0.26 

func (f ExportFlag) Regular() bool

func (ExportFlag) String added in v1.0.26 

func (f ExportFlag) String() string

func (ExportFlag) StubAndResolver added in v1.0.26 

func (f ExportFlag) StubAndResolver() bool

func (ExportFlag) ThreadLocal added in v1.0.26 

func (f ExportFlag) ThreadLocal() bool

func (ExportFlag) WeakDefinition added in v1.0.26 

func (f ExportFlag) WeakDefinition() bool

type FileHeader 

type FileHeader struct {
	Magic        Magic
	CPU          CPU
	SubCPU       CPUSubtype
	Type         HeaderFileType
	NCommands    uint32
	SizeCommands uint32
	Flags        HeaderFlag
	Reserved     uint32
}

A FileHeader represents a Mach-O file header.

func (*FileHeader) Put 

func (h *FileHeader) Put(b []byte, o binary.ByteOrder) int

func (FileHeader) String 

func (h FileHeader) String() string

type FilePointer added in v1.0.12 

type FilePointer struct {
	VMAdder uint64
	Offset  int64
}

type FilesetEntryCmd added in v1.0.6 

type FilesetEntryCmd struct {
	LoadCmd  // LC_FILESET_ENTRY
	Len      uint32
	Addr     uint64 // memory address of the entry
	Offset   uint64 // file offset of the entry
	EntryID  uint32 // contained entry id
	Reserved uint32 // reserved
}

FilesetEntryCmd commands describe constituent Mach-O files that are part of a fileset. In one implementation, entries are dylibs with individual mach headers and repositionable text and data segments. Each entry is further described by its own mach header.

type FunctionStartsCmd 

type FunctionStartsCmd LinkEditDataCmd // LC_FUNCTION_STARTS

A FunctionStartsCmd is a Mach-O compressed table of function start addresses command.

type FvmFileCmd 

type FvmFileCmd struct {
	LoadCmd    // LC_FVMFILE
	Len        uint32
	Name       uint32 // files pathname
	HeaderAddr uint32 // files virtual address
}

A FvmFileCmd is a Mach-O fixed VM file inclusion (internal use) command.

type HeaderFileType added in v1.0.22 

type HeaderFileType uint32

A HeaderFileType is the Mach-O file type, e.g. an object file, executable, or dynamic library. 

const (
	Obj        HeaderFileType = 1
	Exec       HeaderFileType = 2
	FVMLib     HeaderFileType = 3
	Core       HeaderFileType = 4
	Preload    HeaderFileType = 5 /* preloaded executable file */
	Dylib      HeaderFileType = 6 /* dynamically bound shared library */
	Dylinker   HeaderFileType = 7 /* dynamic link editor */
	Bundle     HeaderFileType = 8
	DylibStub  HeaderFileType = 0x9 /* shared library stub for static */
	Dsym       HeaderFileType = 0xa /* companion file with only debug */
	KextBundle HeaderFileType = 0xb /* x86_64 kexts */
	FileSet    HeaderFileType = 0xc /* a file composed of other Mach-Os to be run in the same userspace sharing a single linkedit. */
)

func (HeaderFileType) String added in v1.0.22 

func (i HeaderFileType) String() string

type HeaderFlag 

type HeaderFlag uint32
const (
	None                       HeaderFlag = 0x0
	NoUndefs                   HeaderFlag = 0x1
	IncrLink                   HeaderFlag = 0x2
	DyldLink                   HeaderFlag = 0x4
	BindAtLoad                 HeaderFlag = 0x8
	Prebound                   HeaderFlag = 0x10
	SplitSegs                  HeaderFlag = 0x20
	LazyInit                   HeaderFlag = 0x40
	TwoLevel                   HeaderFlag = 0x80
	ForceFlat                  HeaderFlag = 0x100
	NoMultiDefs                HeaderFlag = 0x200
	NoFixPrebinding            HeaderFlag = 0x400
	Prebindable                HeaderFlag = 0x800
	AllModsBound               HeaderFlag = 0x1000
	SubsectionsViaSymbols      HeaderFlag = 0x2000
	Canonical                  HeaderFlag = 0x4000
	WeakDefines                HeaderFlag = 0x8000
	BindsToWeak                HeaderFlag = 0x10000
	AllowStackExecution        HeaderFlag = 0x20000
	RootSafe                   HeaderFlag = 0x40000
	SetuidSafe                 HeaderFlag = 0x80000
	NoReexportedDylibs         HeaderFlag = 0x100000
	PIE                        HeaderFlag = 0x200000
	DeadStrippableDylib        HeaderFlag = 0x400000
	HasTLVDescriptors          HeaderFlag = 0x800000
	NoHeapExecution            HeaderFlag = 0x1000000
	AppExtensionSafe           HeaderFlag = 0x2000000
	NlistOutofsyncWithDyldinfo HeaderFlag = 0x4000000
	SimSupport                 HeaderFlag = 0x8000000
	DylibInCache               HeaderFlag = 0x80000000
)

func (HeaderFlag) AllModsBound 

func (f HeaderFlag) AllModsBound() bool

func (HeaderFlag) AllowStackExecution 

func (f HeaderFlag) AllowStackExecution() bool

func (HeaderFlag) AppExtensionSafe 

func (f HeaderFlag) AppExtensionSafe() bool

func (HeaderFlag) BindAtLoad 

func (f HeaderFlag) BindAtLoad() bool

func (HeaderFlag) BindsToWeak 

func (f HeaderFlag) BindsToWeak() bool

func (HeaderFlag) Canonical 

func (f HeaderFlag) Canonical() bool

func (HeaderFlag) DeadStrippableDylib 

func (f HeaderFlag) DeadStrippableDylib() bool
func (f HeaderFlag) DyldLink() bool

func (HeaderFlag) DylibInCache 

func (f HeaderFlag) DylibInCache() bool

func (HeaderFlag) Flags 

func (f HeaderFlag) Flags() string

func (HeaderFlag) ForceFlat 

func (f HeaderFlag) ForceFlat() bool

func (HeaderFlag) HasTLVDescriptors 

func (f HeaderFlag) HasTLVDescriptors() bool
func (f HeaderFlag) IncrLink() bool

func (HeaderFlag) LazyInit 

func (f HeaderFlag) LazyInit() bool

func (HeaderFlag) List 

func (f HeaderFlag) List() []string

List returns a string array of flag names

func (HeaderFlag) NlistOutofsyncWithDyldinfo 

func (f HeaderFlag) NlistOutofsyncWithDyldinfo() bool

func (HeaderFlag) NoFixPrebinding 

func (f HeaderFlag) NoFixPrebinding() bool

func (HeaderFlag) NoHeapExecution 

func (f HeaderFlag) NoHeapExecution() bool

func (HeaderFlag) NoMultiDefs 

func (f HeaderFlag) NoMultiDefs() bool

func (HeaderFlag) NoReexportedDylibs 

func (f HeaderFlag) NoReexportedDylibs() bool

func (HeaderFlag) NoUndefs 

func (f HeaderFlag) NoUndefs() bool

GETTERS

func (HeaderFlag) PIE 

func (f HeaderFlag) PIE() bool

func (HeaderFlag) Prebindable 

func (f HeaderFlag) Prebindable() bool

func (HeaderFlag) Prebound 

func (f HeaderFlag) Prebound() bool

func (HeaderFlag) RootSafe 

func (f HeaderFlag) RootSafe() bool

func (*HeaderFlag) Set 

func (f *HeaderFlag) Set(flag HeaderFlag, set bool)

SETTER

func (HeaderFlag) SetuidSafe 

func (f HeaderFlag) SetuidSafe() bool

func (HeaderFlag) SimSupport 

func (f HeaderFlag) SimSupport() bool

func (HeaderFlag) SplitSegs 

func (f HeaderFlag) SplitSegs() bool

func (HeaderFlag) String 

func (i HeaderFlag) String() string

func (HeaderFlag) SubsectionsViaSymbols 

func (f HeaderFlag) SubsectionsViaSymbols() bool

func (HeaderFlag) TwoLevel 

func (f HeaderFlag) TwoLevel() bool

func (HeaderFlag) WeakDefines 

func (f HeaderFlag) WeakDefines() bool

type IDFvmLibCmd 

type IDFvmLibCmd LoadFvmLibCmd // LC_IDFVMLIB

A IDFvmLibCmd is a Mach-O fixed VM shared library identification command.

type IdentCmd 

type IdentCmd struct {
	LoadCmd // LC_IDENT
	Len     uint32
}

A IdentCmd is a Mach-O object identification info (obsolete) command.

type Int64Name added in v1.0.16 

type Int64Name struct {
	I uint64
	S string
}

type IntName added in v1.0.16 

type IntName struct {
	I uint32
	S string
}

type LazyLoadDylibCmd 

type LazyLoadDylibCmd DylibCmd // LC_LAZY_LOAD_DYLIB

A LazyLoadDylibCmd is a Mach-O delay load of dylib until first use command.

type LinkEditDataCmd 

type LinkEditDataCmd struct {
	LoadCmd
	Len    uint32
	Offset uint32
	Size   uint32
}

A LinkEditDataCmd is a Mach-O linkedit data command.

type LinkerOptimizationHintCmd 

type LinkerOptimizationHintCmd LinkEditDataCmd // LC_LINKER_OPTIMIZATION_HINT

A LinkerOptimizationHintCmd is a Mach-O optimization hints command.

type LinkerOptionCmd 

type LinkerOptionCmd struct {
	LoadCmd // LC_LINKER_OPTION only used in MH_OBJECT filetypes
	Len     uint32
	Count   uint32 // number of strings concatenation of zero terminated UTF8 strings. Zero filled at end to align
}

A LinkerOptionCmd is a Mach-O main command.

type LoadCmd 

type LoadCmd uint32

A LoadCmd is a Mach-O load command. 

const (
	LC_REQ_DYLD       LoadCmd = 0x80000000
	LC_SEGMENT        LoadCmd = 0x1  // segment of this file to be mapped
	LC_SYMTAB         LoadCmd = 0x2  // link-edit stab symbol table info
	LC_SYMSEG         LoadCmd = 0x3  // link-edit gdb symbol table info (obsolete)
	LC_THREAD         LoadCmd = 0x4  // thread
	LC_UNIXTHREAD     LoadCmd = 0x5  // thread+stack
	LC_LOADFVMLIB     LoadCmd = 0x6  // load a specified fixed VM shared library
	LC_IDFVMLIB       LoadCmd = 0x7  // fixed VM shared library identification
	LC_IDENT          LoadCmd = 0x8  // object identification info (obsolete)
	LC_FVMFILE        LoadCmd = 0x9  // fixed VM file inclusion (internal use)
	LC_PREPAGE        LoadCmd = 0xa  // prepage command (internal use)
	LC_DYSYMTAB       LoadCmd = 0xb  // dynamic link-edit symbol table info
	LC_LOAD_DYLIB     LoadCmd = 0xc  // load dylib command
	LC_ID_DYLIB       LoadCmd = 0xd  // id dylib command
	LC_LOAD_DYLINKER  LoadCmd = 0xe  // load a dynamic linker
	LC_ID_DYLINKER    LoadCmd = 0xf  // id dylinker command (not load dylinker command)
	LC_PREBOUND_DYLIB LoadCmd = 0x10 // modules prebound for a dynamically linked shared library
	LC_ROUTINES       LoadCmd = 0x11 // image routines
	LC_SUB_FRAMEWORK  LoadCmd = 0x12 // sub framework
	LC_SUB_UMBRELLA   LoadCmd = 0x13 // sub umbrella
	LC_SUB_CLIENT     LoadCmd = 0x14 // sub client
	LC_SUB_LIBRARY    LoadCmd = 0x15 // sub library
	LC_TWOLEVEL_HINTS LoadCmd = 0x16 // two-level namespace lookup hints
	LC_PREBIND_CKSUM  LoadCmd = 0x17 // prebind checksum
	/*
	 * load a dynamically linked shared library that is allowed to be missing
	 * (all symbols are weak imported).
	 */
	LC_LOAD_WEAK_DYLIB          LoadCmd = (0x18 | LC_REQ_DYLD)
	LC_SEGMENT_64               LoadCmd = 0x19                 // 64-bit segment of this file to be mapped
	LC_ROUTINES_64              LoadCmd = 0x1a                 // 64-bit image routines
	LC_UUID                     LoadCmd = 0x1b                 // the uuid
	LC_RPATH                    LoadCmd = (0x1c | LC_REQ_DYLD) // runpath additions
	LC_CODE_SIGNATURE           LoadCmd = 0x1d                 // local of code signature
	LC_SEGMENT_SPLIT_INFO       LoadCmd = 0x1e                 // local of info to split segments
	LC_REEXPORT_DYLIB           LoadCmd = (0x1f | LC_REQ_DYLD) // load and re-export dylib
	LC_LAZY_LOAD_DYLIB          LoadCmd = 0x20                 // delay load of dylib until first use
	LC_ENCRYPTION_INFO          LoadCmd = 0x21                 // encrypted segment information
	LC_DYLD_INFO                LoadCmd = 0x22                 // compressed dyld information
	LC_DYLD_INFO_ONLY           LoadCmd = (0x22 | LC_REQ_DYLD) // compressed dyld information only
	LC_LOAD_UPWARD_DYLIB        LoadCmd = (0x23 | LC_REQ_DYLD) // load upward dylib
	LC_VERSION_MIN_MACOSX       LoadCmd = 0x24                 // build for MacOSX min OS version
	LC_VERSION_MIN_IPHONEOS     LoadCmd = 0x25                 // build for iPhoneOS min OS version
	LC_FUNCTION_STARTS          LoadCmd = 0x26                 // compressed table of function start addresses
	LC_DYLD_ENVIRONMENT         LoadCmd = 0x27                 // string for dyld to treat like environment variable
	LC_MAIN                     LoadCmd = (0x28 | LC_REQ_DYLD) // replacement for LC_UNIXTHREAD
	LC_DATA_IN_CODE             LoadCmd = 0x29                 // table of non-instructions in __text
	LC_SOURCE_VERSION           LoadCmd = 0x2A                 // source version used to build binary
	LC_DYLIB_CODE_SIGN_DRS      LoadCmd = 0x2B                 // Code signing DRs copied from linked dylibs
	LC_ENCRYPTION_INFO_64       LoadCmd = 0x2C                 // 64-bit encrypted segment information
	LC_LINKER_OPTION            LoadCmd = 0x2D                 // linker options in MH_OBJECT files
	LC_LINKER_OPTIMIZATION_HINT LoadCmd = 0x2E                 // optimization hints in MH_OBJECT files
	LC_VERSION_MIN_TVOS         LoadCmd = 0x2F                 // build for AppleTV min OS version
	LC_VERSION_MIN_WATCHOS      LoadCmd = 0x30                 // build for Watch min OS version
	LC_NOTE                     LoadCmd = 0x31                 // arbitrary data included within a Mach-O file
	LC_BUILD_VERSION            LoadCmd = 0x32                 // build for platform min OS version
	LC_DYLD_EXPORTS_TRIE        LoadCmd = (0x33 | LC_REQ_DYLD) // used with linkedit_data_command, payload is trie
	LC_DYLD_CHAINED_FIXUPS      LoadCmd = (0x34 | LC_REQ_DYLD) // used with linkedit_data_command
	LC_FILESET_ENTRY            LoadCmd = (0x35 | LC_REQ_DYLD) /* used with fileset_entry_command */
)

func (LoadCmd) Command 

func (c LoadCmd) Command() LoadCmd

func (LoadCmd) Put 

func (c LoadCmd) Put(b []byte, o binary.ByteOrder) int

func (LoadCmd) String 

func (i LoadCmd) String() string

type LoadFvmLibCmd 

type LoadFvmLibCmd struct {
	LoadCmd      // LC_IDFVMLIB or LC_LOADFVMLIB
	Len          uint32
	Name         uint32 // library's target pathname
	MinorVersion uint32
	HeaderAddr   uint32
}

A LoadFvmLibCmd is a Mach-O load a specified fixed VM shared library command.

type Magic 

type Magic uint32
const (
	Magic32  Magic = 0xfeedface
	Magic64  Magic = 0xfeedfacf
	MagicFat Magic = 0xcafebabe
)

func (Magic) GoString 

func (i Magic) GoString() string

func (Magic) Int 

func (i Magic) Int() uint32

func (Magic) String 

func (i Magic) String() string

type NDescType added in v1.0.24 

type NDescType uint16
const (
	/* types of references */
	REFERENCE_FLAG_UNDEFINED_NON_LAZY         NDescType = 0
	REFERENCE_FLAG_UNDEFINED_LAZY             NDescType = 1
	REFERENCE_FLAG_DEFINED                    NDescType = 2
	REFERENCE_FLAG_PRIVATE_DEFINED            NDescType = 3
	REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY NDescType = 4
	REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY     NDescType = 5
)
const (
	SELF_LIBRARY_ORDINAL   NDescType = 0x0
	MAX_LIBRARY_ORDINAL    NDescType = 0xfd
	DYNAMIC_LOOKUP_ORDINAL NDescType = 0xfe
	EXECUTABLE_ORDINAL     NDescType = 0xff
)
const (
	/*
	 * The N_NO_DEAD_STRIP bit of the n_desc field only ever appears in a
	 * relocatable .o file (MH_OBJECT filetype). And is used to indicate to the
	 * static link editor it is never to dead strip the symbol.
	 */
	NO_DEAD_STRIP NDescType = 0x0020 /* symbol is not to be dead stripped */

	/*
	 * The N_DESC_DISCARDED bit of the n_desc field never appears in linked image.
	 * But is used in very rare cases by the dynamic link editor to mark an in
	 * memory symbol as discared and longer used for linking.
	 */
	DESC_DISCARDED NDescType = 0x0020 /* symbol is discarded */

	/*
	 * The N_WEAK_REF bit of the n_desc field indicates to the dynamic linker that
	 * the undefined symbol is allowed to be missing and is to have the address of
	 * zero when missing.
	 */
	WEAK_REF NDescType = 0x0040 /* symbol is weak referenced */

	/*
	 * The N_WEAK_DEF bit of the n_desc field indicates to the static and dynamic
	 * linkers that the symbol definition is weak, allowing a non-weak symbol to
	 * also be used which causes the weak definition to be discared.  Currently this
	 * is only supported for symbols in coalesed sections.
	 */
	WEAK_DEF NDescType = 0x0080 /* coalesed symbol is a weak definition */

	/*
	 * The N_REF_TO_WEAK bit of the n_desc field indicates to the dynamic linker
	 * that the undefined symbol should be resolved using flat namespace searching.
	 */
	REF_TO_WEAK NDescType = 0x0080 /* reference to a weak symbol */

	/*
	 * The N_ARM_THUMB_DEF bit of the n_desc field indicates that the symbol is
	 * a defintion of a Thumb function.
	 */
	ARM_THUMB_DEF NDescType = 0x0008 /* symbol is a Thumb function (ARM) */

	/*
	 * The N_SYMBOL_RESOLVER bit of the n_desc field indicates that the
	 * that the function is actually a resolver function and should
	 * be called to get the address of the real function to use.
	 * This bit is only available in .o files (MH_OBJECT filetype)
	 */
	SYMBOL_RESOLVER NDescType = 0x0100

	/*
	 * The N_ALT_ENTRY bit of the n_desc field indicates that the
	 * symbol is pinned to the previous content.
	 */
	ALT_ENTRY NDescType = 0x0200

	/*
	 * The N_COLD_FUNC bit of the n_desc field indicates that the symbol is used
	 * infrequently and the linker should order it towards the end of the section.
	 */
	N_COLD_FUNC NDescType = 0x0400
)
const REFERENCE_TYPE NDescType = 0x7

func (NDescType) GetCommAlign added in v1.0.24 

func (d NDescType) GetCommAlign() NDescType

func (NDescType) GetLibraryOrdinal added in v1.0.24 

func (d NDescType) GetLibraryOrdinal() NDescType

func (NDescType) IsDefined added in v1.0.24 

func (d NDescType) IsDefined() bool

func (NDescType) IsPrivateDefined added in v1.0.24 

func (d NDescType) IsPrivateDefined() bool

func (NDescType) IsPrivateUndefinedLazy added in v1.0.24 

func (d NDescType) IsPrivateUndefinedLazy() bool

func (NDescType) IsPrivateUndefinedNonLazy added in v1.0.24 

func (d NDescType) IsPrivateUndefinedNonLazy() bool

func (NDescType) IsUndefinedLazy added in v1.0.24 

func (d NDescType) IsUndefinedLazy() bool

func (NDescType) IsUndefinedNonLazy added in v1.0.24 

func (d NDescType) IsUndefinedNonLazy() bool

func (NDescType) String added in v1.0.24 

func (t NDescType) String() string

type NType added in v1.0.24 

type NType uint8
const (
	N_STAB NType = 0xe0 /* if any of these bits set, a symbolic debugging entry */
	N_PEXT NType = 0x10 /* private external symbol bit */
	N_TYPE NType = 0x0e /* mask for the type bits */
	N_EXT  NType = 0x01 /* external symbol bit, set for external symbols */
)

* The n_type field really contains four fields: * unsigned char N_STAB:3, * N_PEXT:1, * N_TYPE:3, * N_EXT:1; * which are used via the following masks. 

const (
	N_UNDF NType = 0x0 /* undefined, n_sect == NO_SECT */
	N_ABS  NType = 0x2 /* absolute, n_sect == NO_SECT */
	N_SECT NType = 0xe /* defined in section number n_sect */
	N_PBUD NType = 0xc /* prebound undefined (defined in a dylib) */
	N_INDR NType = 0xa /* indirect */
)

* Values for N_TYPE bits of the n_type field.

func (NType) IsAbsoluteSym added in v1.0.24 

func (t NType) IsAbsoluteSym() bool

func (NType) IsDebugSym added in v1.0.24 

func (t NType) IsDebugSym() bool

func (NType) IsDefinedInSection added in v1.0.24 

func (t NType) IsDefinedInSection() bool

func (NType) IsExternalSym added in v1.0.24 

func (t NType) IsExternalSym() bool

func (NType) IsIndirectSym added in v1.0.24 

func (t NType) IsIndirectSym() bool

func (NType) IsPreboundUndefinedSym added in v1.0.24 

func (t NType) IsPreboundUndefinedSym() bool

func (NType) IsPrivateExternalSym added in v1.0.24 

func (t NType) IsPrivateExternalSym() bool

func (NType) IsUndefinedSym added in v1.0.24 

func (t NType) IsUndefinedSym() bool

func (NType) String added in v1.0.24 

func (t NType) String(secName string) string

type Nlist32 

type Nlist32 struct {
	Name  uint32
	Type  NType
	Sect  uint8
	Desc  NDescType
	Value uint32
}

An Nlist32 is a Mach-O 32-bit symbol table entry.

func (*Nlist32) Put32 added in v1.0.4 

func (n *Nlist32) Put32(b []byte, o binary.ByteOrder) uint32

type Nlist64 

type Nlist64 struct {
	Name  uint32
	Type  NType
	Sect  uint8
	Desc  NDescType
	Value uint64
}

An Nlist64 is a Mach-O 64-bit symbol table entry.

func (*Nlist64) Put64 

func (n *Nlist64) Put64(b []byte, o binary.ByteOrder) uint32

type NoteCmd 

type NoteCmd struct {
	LoadCmd   // LC_NOTE
	Len       uint32
	DataOwner [16]byte
	Offset    uint64
	Size      uint64
}

A NoteCmd is a Mach-O note command.

type Platform 

type Platform uint32

Platform is a macho platform object

func (Platform) String 

func (i Platform) String() string

type PrePageCmd 

type PrePageCmd interface{} // LC_PREPAGE

A PrePageCmd is a Mach-O prepage command (internal use) command.

type PrebindCksumCmd 

type PrebindCksumCmd struct {
	LoadCmd  // LC_PREBIND_CKSUM
	Len      uint32
	CheckSum uint32
}

A PrebindCksumCmd is a Mach-O prebind checksum command.

type PreboundDylibCmd 

type PreboundDylibCmd struct {
	LoadCmd       // LC_PREBOUND_DYLIB
	Len           uint32
	Name          uint32 // library's path name
	NumModules    uint32 // number of modules in library
	LinkedModules uint32 // bit vector of linked modules
}

PreboundDylibCmd are modules prebound for a dynamically linked shared library

type ReExportDylibCmd 

type ReExportDylibCmd DylibCmd // LC_REEXPORT_DYLIB

A ReExportDylibCmd is a Mach-O load and re-export dylib command.

type RelocTypeARM 

type RelocTypeARM int
const (
	ARM_RELOC_VANILLA        RelocTypeARM = 0
	ARM_RELOC_PAIR           RelocTypeARM = 1
	ARM_RELOC_SECTDIFF       RelocTypeARM = 2
	ARM_RELOC_LOCAL_SECTDIFF RelocTypeARM = 3
	ARM_RELOC_PB_LA_PTR      RelocTypeARM = 4
	ARM_RELOC_BR24           RelocTypeARM = 5
	ARM_THUMB_RELOC_BR22     RelocTypeARM = 6
	ARM_THUMB_32BIT_BRANCH   RelocTypeARM = 7
	ARM_RELOC_HALF           RelocTypeARM = 8
	ARM_RELOC_HALF_SECTDIFF  RelocTypeARM = 9
)

func (RelocTypeARM) GoString 

func (r RelocTypeARM) GoString() string

func (RelocTypeARM) String 

func (i RelocTypeARM) String() string

type RelocTypeARM64 

type RelocTypeARM64 int
const (
	ARM64_RELOC_UNSIGNED            RelocTypeARM64 = 0
	ARM64_RELOC_SUBTRACTOR          RelocTypeARM64 = 1
	ARM64_RELOC_BRANCH26            RelocTypeARM64 = 2
	ARM64_RELOC_PAGE21              RelocTypeARM64 = 3
	ARM64_RELOC_PAGEOFF12           RelocTypeARM64 = 4
	ARM64_RELOC_GOT_LOAD_PAGE21     RelocTypeARM64 = 5
	ARM64_RELOC_GOT_LOAD_PAGEOFF12  RelocTypeARM64 = 6
	ARM64_RELOC_POINTER_TO_GOT      RelocTypeARM64 = 7
	ARM64_RELOC_TLVP_LOAD_PAGE21    RelocTypeARM64 = 8
	ARM64_RELOC_TLVP_LOAD_PAGEOFF12 RelocTypeARM64 = 9
	ARM64_RELOC_ADDEND              RelocTypeARM64 = 10
)

func (RelocTypeARM64) GoString 

func (r RelocTypeARM64) GoString() string

func (RelocTypeARM64) String 

func (i RelocTypeARM64) String() string

type RelocTypeGeneric 

type RelocTypeGeneric int
const (
	GENERIC_RELOC_VANILLA        RelocTypeGeneric = 0
	GENERIC_RELOC_PAIR           RelocTypeGeneric = 1
	GENERIC_RELOC_SECTDIFF       RelocTypeGeneric = 2
	GENERIC_RELOC_PB_LA_PTR      RelocTypeGeneric = 3
	GENERIC_RELOC_LOCAL_SECTDIFF RelocTypeGeneric = 4
	GENERIC_RELOC_TLV            RelocTypeGeneric = 5
)

func (RelocTypeGeneric) GoString 

func (r RelocTypeGeneric) GoString() string

func (RelocTypeGeneric) String 

func (i RelocTypeGeneric) String() string

type RelocTypeX86_64 

type RelocTypeX86_64 int
const (
	X86_64_RELOC_UNSIGNED   RelocTypeX86_64 = 0
	X86_64_RELOC_SIGNED     RelocTypeX86_64 = 1
	X86_64_RELOC_BRANCH     RelocTypeX86_64 = 2
	X86_64_RELOC_GOT_LOAD   RelocTypeX86_64 = 3
	X86_64_RELOC_GOT        RelocTypeX86_64 = 4
	X86_64_RELOC_SUBTRACTOR RelocTypeX86_64 = 5
	X86_64_RELOC_SIGNED_1   RelocTypeX86_64 = 6
	X86_64_RELOC_SIGNED_2   RelocTypeX86_64 = 7
	X86_64_RELOC_SIGNED_4   RelocTypeX86_64 = 8
	X86_64_RELOC_TLV        RelocTypeX86_64 = 9
)

func (RelocTypeX86_64) GoString 

func (r RelocTypeX86_64) GoString() string

func (RelocTypeX86_64) String 

func (i RelocTypeX86_64) String() string

type Routines64Cmd 

type Routines64Cmd struct {
	LoadCmd     // LC_ROUTINES_64
	Len         uint32
	InitAddress uint64
	InitModule  uint64
	Reserved1   uint64
	Reserved2   uint64
	Reserved3   uint64
	Reserved4   uint64
	Reserved5   uint64
	Reserved6   uint64
}

A Routines64Cmd is a Mach-O 64-bit image routines command.

type RoutinesCmd 

type RoutinesCmd struct {
	LoadCmd     // LC_ROUTINES
	Len         uint32
	InitAddress uint32
	InitModule  uint32
	Reserved1   uint32
	Reserved2   uint32
	Reserved3   uint32
	Reserved4   uint32
	Reserved5   uint32
	Reserved6   uint32
}

A RoutinesCmd is a Mach-O image routines command.

type RpathCmd 

type RpathCmd struct {
	LoadCmd // LC_RPATH
	Len     uint32
	Path    uint32
}

A RpathCmd is a Mach-O rpath command.

type Section32 

type Section32 struct {
	Name     [16]byte
	Seg      [16]byte
	Addr     uint32
	Size     uint32
	Offset   uint32
	Align    uint32
	Reloff   uint32
	Nreloc   uint32
	Flags    SectionFlag
	Reserve1 uint32
	Reserve2 uint32
}

A Section32 is a 32-bit Mach-O section header.

type Section64 

type Section64 struct {
	Name     [16]byte
	Seg      [16]byte
	Addr     uint64
	Size     uint64
	Offset   uint32
	Align    uint32
	Reloff   uint32
	Nreloc   uint32
	Flags    SectionFlag
	Reserve1 uint32
	Reserve2 uint32
	Reserve3 uint32
}

A Section64 is a 64-bit Mach-O section header.

type SectionFlag 

type SectionFlag uint32
const (
	SectionType       SectionFlag = 0x000000ff /* 256 section types */
	SectionAttributes SectionFlag = 0xffffff00 /*  24 section attributes */
)
const (
	/* Constants for the type of a section */
	Regular         SectionFlag = 0x0 /* regular section */
	Zerofill        SectionFlag = 0x1 /* zero fill on demand section */
	CstringLiterals SectionFlag = 0x2 /* section with only literal C strings*/
	ByteLiterals4   SectionFlag = 0x3 /* section with only 4 byte literals */
	ByteLiterals8   SectionFlag = 0x4 /* section with only 8 byte literals */
	LiteralPointers SectionFlag = 0x5 /* section with only pointers to literals */
	/*
	 * For the two types of symbol pointers sections and the symbol stubs section
	 * they have indirect symbol table entries.  For each of the entries in the
	 * section the indirect symbol table entries, in corresponding order in the
	 * indirect symbol table, start at the index stored in the reserved1 field
	 * of the section structure.  Since the indirect symbol table entries
	 * correspond to the entries in the section the number of indirect symbol table
	 * entries is inferred from the size of the section divided by the size of the
	 * entries in the section.  For symbol pointers sections the size of the entries
	 * in the section is 4 bytes and for symbol stubs sections the byte size of the
	 * stubs is stored in the reserved2 field of the section structure.
	 */
	NonLazySymbolPointers   SectionFlag = 0x6  /* section with only non-lazy symbol pointers */
	LazySymbolPointers      SectionFlag = 0x7  /* section with only lazy symbol pointers */
	SymbolStubs             SectionFlag = 0x8  /* section with only symbol stubs, byte size of stub in the reserved2 field */
	ModInitFuncPointers     SectionFlag = 0x9  /* section with only function pointers for initialization*/
	ModTermFuncPointers     SectionFlag = 0xa  /* section with only function pointers for termination */
	Coalesced               SectionFlag = 0xb  /* section contains symbols that are to be coalesced */
	GbZerofill              SectionFlag = 0xc  /* zero fill on demand section (that can be larger than 4 gigabytes) */
	Interposing             SectionFlag = 0xd  /* section with only pairs of function pointers for interposing */
	ByteLiterals16          SectionFlag = 0xe  /* section with only 16 byte literals */
	DtraceDof               SectionFlag = 0xf  /* section contains DTrace Object Format */
	LazyDylibSymbolPointers SectionFlag = 0x10 /* section with only lazy symbol pointers to lazy loaded dylibs */
	/*
	 * Section types to support thread local variables
	 */
	ThreadLocalRegular              SectionFlag = 0x11 /* template of initial values for TLVs */
	ThreadLocalZerofill             SectionFlag = 0x12 /* template of initial values for TLVs */
	ThreadLocalVariables            SectionFlag = 0x13 /* TLV descriptors */
	ThreadLocalVariablePointers     SectionFlag = 0x14 /* pointers to TLV descriptors */
	ThreadLocalInitFunctionPointers SectionFlag = 0x15 /* functions to call to initialize TLV values */
	InitFuncOffsets                 SectionFlag = 0x16 /* 32-bit offsets to initializers */
)

* The flags field of a section structure is separated into two parts a section * type and section attributes. The section types are mutually exclusive (it * can only have one type) but the section attributes are not (it may have more * than one attribute). 

const (
	/*
	 * Constants for the section attributes part of the flags field of a section
	 * structure.
	 */
	SECTION_ATTRIBUTES_USR SectionFlag = 0xff000000 /* User setable attributes */
	SECTION_ATTRIBUTES_SYS SectionFlag = 0x00ffff00 /* system setable attributes */

	PURE_INSTRUCTIONS   SectionFlag = 0x80000000 /* section contains only true machine instructions */
	NO_TOC              SectionFlag = 0x40000000 /* section contains coalesced symbols that are not to be in a ranlib table of contents */
	STRIP_STATIC_SYMS   SectionFlag = 0x20000000 /* ok to strip static symbols in this section in files with the MH_DYLDLINK flag */
	NoDeadStrip         SectionFlag = 0x10000000 /* no dead stripping */
	LIVE_SUPPORT        SectionFlag = 0x08000000 /* blocks are live if they reference live blocks */
	SELF_MODIFYING_CODE SectionFlag = 0x04000000 /* Used with i386 code stubs written on by dyld */
	/*
	 * If a segment contains any sections marked with DEBUG then all
	 * sections in that segment must have this attribute.  No section other than
	 * a section marked with this attribute may reference the contents of this
	 * section.  A section with this attribute may contain no symbols and must have
	 * a section type S_REGULAR.  The static linker will not copy section contents
	 * from sections with this attribute into its output file.  These sections
	 * generally contain DWARF debugging info.
	 */
	DEBUG             SectionFlag = 0x02000000 /* a debug section */
	SOME_INSTRUCTIONS SectionFlag = 0x00000400 /* section contains some machine instructions */
	EXT_RELOC         SectionFlag = 0x00000200 /* section has external relocation entries */
	LOC_RELOC         SectionFlag = 0x00000100 /* section has local relocation entries */
)

func (SectionFlag) AttributesList 

func (f SectionFlag) AttributesList() []string

func (SectionFlag) AttributesString 

func (f SectionFlag) AttributesString() string

func (SectionFlag) GetAttributes 

func (t SectionFlag) GetAttributes() SectionFlag

func (SectionFlag) Is16ByteLiterals 

func (t SectionFlag) Is16ByteLiterals() bool

func (SectionFlag) Is4ByteLiterals 

func (t SectionFlag) Is4ByteLiterals() bool

func (SectionFlag) Is8ByteLiterals 

func (t SectionFlag) Is8ByteLiterals() bool

func (SectionFlag) IsCoalesced 

func (t SectionFlag) IsCoalesced() bool

func (SectionFlag) IsCstringLiterals 

func (t SectionFlag) IsCstringLiterals() bool

func (SectionFlag) IsDebug 

func (t SectionFlag) IsDebug() bool

func (SectionFlag) IsDtraceDof 

func (t SectionFlag) IsDtraceDof() bool

func (SectionFlag) IsExtReloc 

func (t SectionFlag) IsExtReloc() bool

func (SectionFlag) IsGbZerofill 

func (t SectionFlag) IsGbZerofill() bool

func (SectionFlag) IsInitFuncOffsets 

func (t SectionFlag) IsInitFuncOffsets() bool

func (SectionFlag) IsInterposing 

func (t SectionFlag) IsInterposing() bool

func (SectionFlag) IsLazyDylibSymbolPointers 

func (t SectionFlag) IsLazyDylibSymbolPointers() bool

func (SectionFlag) IsLazySymbolPointers 

func (t SectionFlag) IsLazySymbolPointers() bool

func (SectionFlag) IsLiteralPointers 

func (t SectionFlag) IsLiteralPointers() bool

func (SectionFlag) IsLiveSupport 

func (t SectionFlag) IsLiveSupport() bool

func (SectionFlag) IsLocReloc 

func (t SectionFlag) IsLocReloc() bool

func (SectionFlag) IsModInitFuncPointers 

func (t SectionFlag) IsModInitFuncPointers() bool

func (SectionFlag) IsModTermFuncPointers 

func (t SectionFlag) IsModTermFuncPointers() bool

func (SectionFlag) IsNoDeadStrip 

func (t SectionFlag) IsNoDeadStrip() bool

func (SectionFlag) IsNoToc 

func (t SectionFlag) IsNoToc() bool

func (SectionFlag) IsNonLazySymbolPointers 

func (t SectionFlag) IsNonLazySymbolPointers() bool

func (SectionFlag) IsPureInstructions 

func (t SectionFlag) IsPureInstructions() bool

func (SectionFlag) IsRegular 

func (t SectionFlag) IsRegular() bool

func (SectionFlag) IsSelfModifyingCode 

func (t SectionFlag) IsSelfModifyingCode() bool

func (SectionFlag) IsSomeInstructions 

func (t SectionFlag) IsSomeInstructions() bool

func (SectionFlag) IsStripStaticSyms 

func (t SectionFlag) IsStripStaticSyms() bool

func (SectionFlag) IsSymbolStubs 

func (t SectionFlag) IsSymbolStubs() bool

func (SectionFlag) IsThreadLocalInitFunctionPointers 

func (t SectionFlag) IsThreadLocalInitFunctionPointers() bool

func (SectionFlag) IsThreadLocalRegular 

func (t SectionFlag) IsThreadLocalRegular() bool

func (SectionFlag) IsThreadLocalVariablePointers 

func (t SectionFlag) IsThreadLocalVariablePointers() bool

func (SectionFlag) IsThreadLocalVariables 

func (t SectionFlag) IsThreadLocalVariables() bool

func (SectionFlag) IsThreadLocalZerofill 

func (t SectionFlag) IsThreadLocalZerofill() bool

func (SectionFlag) IsZerofill 

func (t SectionFlag) IsZerofill() bool

func (SectionFlag) List 

func (f SectionFlag) List() []string

func (SectionFlag) String 

func (f SectionFlag) String() string

type SegFlag 

type SegFlag uint32
const (
	HighVM SegFlag = 0x1 /* the file contents for this segment is for
	   the high part of the VM space, the low part
	   is zero filled (for stacks in core files) */
	FvmLib SegFlag = 0x2 /* this segment is the VM that is allocated by
	   a fixed VM library, for overlap checking in
	   the link editor */
	NoReLoc SegFlag = 0x4 /* this segment has nothing that was relocated
	   in it and nothing relocated to it, that is
	   it maybe safely replaced without relocation*/
	ProtectedVersion1 SegFlag = 0x8 /* This segment is protected.  If the
	   segment starts at file offset 0, the
	   first page of the segment is not
	   protected.  All other pages of the
	   segment are protected. */
	ReadOnly SegFlag = 0x10 /* This segment is made read-only after fixups */
)

Constants for the flags field of the segment_command

func (SegFlag) List added in v1.0.32 

func (s SegFlag) List() []string

func (SegFlag) String added in v1.0.32 

func (s SegFlag) String() string

type Segment32 

type Segment32 struct {
	LoadCmd              /* LC_SEGMENT */
	Len     uint32       /* includes sizeof section structs */
	Name    [16]byte     /* segment name */
	Addr    uint32       /* memory address of this segment */
	Memsz   uint32       /* memory size of this segment */
	Offset  uint32       /* file offset of this segment */
	Filesz  uint32       /* amount to map from the file */
	Maxprot VmProtection /* maximum VM protection */
	Prot    VmProtection /* initial VM protection */
	Nsect   uint32       /* number of sections in segment */
	Flag    SegFlag      /* flags */
}

A Segment32 is a 32-bit Mach-O segment load command.

type Segment64 

type Segment64 struct {
	LoadCmd              /* LC_SEGMENT_64 */
	Len     uint32       /* includes sizeof section_64 structs */
	Name    [16]byte     /* segment name */
	Addr    uint64       /* memory address of this segment */
	Memsz   uint64       /* memory size of this segment */
	Offset  uint64       /* file offset of this segment */
	Filesz  uint64       /* amount to map from the file */
	Maxprot VmProtection /* maximum VM protection */
	Prot    VmProtection /* initial VM protection */
	Nsect   uint32       /* number of sections in segment */
	Flag    SegFlag      /* flags */
}

A Segment64 is a 64-bit Mach-O segment load command.

type SegmentSplitInfoCmd 

type SegmentSplitInfoCmd LinkEditDataCmd // LC_SEGMENT_SPLIT_INFO

A SegmentSplitInfoCmd is a Mach-O code info to split segments command.

type SourceVersionCmd 

type SourceVersionCmd struct {
	LoadCmd // LC_SOURCE_VERSION
	Len     uint32
	Version SrcVersion // A.B.C.D.E packed as a24.b10.c10.d10.e10
}

A SourceVersionCmd is a Mach-O source version command.

type SrcVersion 

type SrcVersion uint64

func (SrcVersion) String 

func (sv SrcVersion) String() string

type SubClientCmd 

type SubClientCmd struct {
	LoadCmd // LC_SUB_CLIENT
	Len     uint32
	Client  uint32
}

A SubClientCmd is a Mach-O dynamic sub client command.

type SubFrameworkCmd 

type SubFrameworkCmd struct {
	LoadCmd   // LC_SUB_FRAMEWORK
	Len       uint32
	Framework uint32
}

A SubFrameworkCmd is a Mach-O dynamic sub_framework_command.

type SubLibraryCmd 

type SubLibraryCmd struct {
	LoadCmd // LC_SUB_LIBRARY
	Len     uint32
	Library uint32
}

A SubLibraryCmd is a Mach-O dynamic sub_library_command.

type SubUmbrellaCmd 

type SubUmbrellaCmd struct {
	LoadCmd  // LC_SUB_UMBRELLA
	Len      uint32
	Umbrella uint32
}

A SubUmbrellaCmd is a Mach-O dynamic sub_umbrella_command.

type SymsegCommand 

type SymsegCommand struct {
	LoadCmd        /* LC_SYMSEG */
	Len     uint32 /* sizeof(struct symseg_command) */
	Offset  uint32 /* symbol segment offset */
	Size    uint32 /* symbol segment size in bytes */
}

* The symseg_command contains the offset and size of the GNU style * symbol table information as described in the header file <symseg.h>. * The symbol roots of the symbol segments must also be aligned properly * in the file. So the requirement of keeping the offsets aligned to a * multiple of a 4 bytes translates to the length field of the symbol * roots also being a multiple of a long. Also the padding must again be * zeroed. (THIS IS OBSOLETE and no longer supported).

type SymtabCmd 

type SymtabCmd struct {
	LoadCmd // LC_SYMTAB
	Len     uint32
	Symoff  uint32
	Nsyms   uint32
	Stroff  uint32
	Strsize uint32
}

A SymtabCmd is a Mach-O symbol table command.

type Thread 

type Thread struct {
	LoadCmd // LC_THREAD
	Len     uint32
	Type    uint32
	Data    []uint32
}

A Thread is a Mach-O thread state command.

type Tool 

type Tool uint32

func (Tool) String 

func (i Tool) String() string

type TwolevelHintsCmd 

type TwolevelHintsCmd struct {
	LoadCmd  // LC_TWOLEVEL_HINTS
	Len      uint32
	Offset   uint32
	NumHints uint32
}

A TwolevelHintsCmd is a Mach-O two-level namespace lookup hints command.

type UUID 

type UUID [16]byte

UUID is a macho uuid object

func (UUID) String 

func (u UUID) String() string

type UUIDCmd 

type UUIDCmd struct {
	LoadCmd // LC_UUID
	Len     uint32
	UUID    UUID
}

A UUIDCmd is a Mach-O uuid load command contains a single 128-bit unique random number that identifies an object produced by the static link editor.

type UnixThreadCmd 

type UnixThreadCmd struct {
	LoadCmd // LC_UNIXTHREAD
	Len     uint32
	Flavor  uint32
	Count   uint32
}

A UnixThreadCmd is a Mach-O unix thread command.

type UpwardDylibCmd 

type UpwardDylibCmd DylibCmd // LC_LOAD_UPWARD_DYLIB

A UpwardDylibCmd is a Mach-O load upward dylibcommand.

type Version 

type Version uint32

func (Version) String 

func (v Version) String() string

type VersionMinCmd 

type VersionMinCmd struct {
	LoadCmd
	Len     uint32
	Version Version
	Sdk     Version
}

A VersionMinCmd is a Mach-O version min command.

type VersionMinIPhoneOSCmd 

type VersionMinIPhoneOSCmd VersionMinCmd // LC_VERSION_MIN_IPHONEOS

A VersionMinIPhoneOSCmd is a Mach-O build for iPhoneOS min OS version command.

type VersionMinMacOSCmd 

type VersionMinMacOSCmd VersionMinCmd // LC_VERSION_MIN_MACOSX

A VersionMinMacOSCmd is a Mach-O build for macOS min OS version command.

type VersionMinTvOSCmd 

type VersionMinTvOSCmd VersionMinCmd // LC_VERSION_MIN_TVOS

A VersionMinTvOSCmd is a Mach-O build for tvOS min OS version command.

type VersionMinWatchOSCmd 

type VersionMinWatchOSCmd VersionMinCmd // LC_VERSION_MIN_WATCHOS

A VersionMinWatchOSCmd is a Mach-O build for watchOS min OS version command.

type VmProtection 

type VmProtection int32

func (VmProtection) Execute 

func (v VmProtection) Execute() bool

func (VmProtection) Read 

func (v VmProtection) Read() bool

func (VmProtection) String 

func (v VmProtection) String() string

func (VmProtection) Write 

func (v VmProtection) Write() bool

type WeakDylibCmd 

type WeakDylibCmd DylibCmd // LC_LOAD_WEAK_DYLIB

A WeakDylibCmd is a Mach-O load a dynamically linked shared library that is allowed to be missing (all symbols are weak imported) command.

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