ld

package
v0.0.0-...-65fc379 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 15, 2015 License: BSD-3-Clause Imports: 25 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	SARMAG  = 8
	SAR_HDR = 16 + 44
)
View Source 
const (
	DW_AT_go_kind = 0x2900
	DW_AT_go_key  = 0x2901
	DW_AT_go_elem = 0x2902

	DW_AT_internal_location = 253 // params and locals; not emitted
)

Go-specific type attributes.

View Source 
const (
	DW_ABRV_NULL = iota
	DW_ABRV_COMPUNIT
	DW_ABRV_FUNCTION
	DW_ABRV_VARIABLE
	DW_ABRV_AUTO
	DW_ABRV_PARAM
	DW_ABRV_STRUCTFIELD
	DW_ABRV_FUNCTYPEPARAM
	DW_ABRV_DOTDOTDOT
	DW_ABRV_ARRAYRANGE
	DW_ABRV_NULLTYPE
	DW_ABRV_BASETYPE
	DW_ABRV_ARRAYTYPE
	DW_ABRV_CHANTYPE
	DW_ABRV_FUNCTYPE
	DW_ABRV_IFACETYPE
	DW_ABRV_MAPTYPE
	DW_ABRV_PTRTYPE
	DW_ABRV_BARE_PTRTYPE // only for void*, no DW_AT_type attr to please gdb 6.
	DW_ABRV_SLICETYPE
	DW_ABRV_STRINGTYPE
	DW_ABRV_STRUCTTYPE
	DW_ABRV_TYPEDECL
	DW_NABRV
)

Index into the abbrevs table below. Keep in sync with ispubname() and ispubtype() below. ispubtype considers >= NULLTYPE public

View Source 
const (
	MaxKeySize = 128
	MaxValSize = 128
	BucketSize = 8
)

synthesizemaptypes is way too closely married to runtime/hashmap.c

View Source 
const (
	LINE_BASE   = -1
	LINE_RANGE  = 4
	OPCODE_BASE = 10
)

* Generate short opcodes when possible, long ones when necessary. * See section 6.2.5

View Source 
const (
	CIERESERVE          = 16
	DATAALIGNMENTFACTOR = -4
)

* Emit .debug_frame

View Source 
const (
	ElfStrDebugAbbrev = iota
	ElfStrDebugAranges
	ElfStrDebugFrame
	ElfStrDebugInfo
	ElfStrDebugLine
	ElfStrDebugLoc
	ElfStrDebugMacinfo
	ElfStrDebugPubNames
	ElfStrDebugPubTypes
	ElfStrDebugRanges
	ElfStrDebugStr
	ElfStrGDBScripts
	ElfStrRelDebugInfo
	ElfStrRelDebugAranges
	ElfStrRelDebugLine
	ElfStrRelDebugFrame
	NElfStrDbg
)

* Elf.

View Source 
const (
	DW_TAG_array_type               = 0x01
	DW_TAG_class_type               = 0x02
	DW_TAG_entry_point              = 0x03
	DW_TAG_enumeration_type         = 0x04
	DW_TAG_formal_parameter         = 0x05
	DW_TAG_imported_declaration     = 0x08
	DW_TAG_label                    = 0x0a
	DW_TAG_lexical_block            = 0x0b
	DW_TAG_member                   = 0x0d
	DW_TAG_pointer_type             = 0x0f
	DW_TAG_reference_type           = 0x10
	DW_TAG_compile_unit             = 0x11
	DW_TAG_string_type              = 0x12
	DW_TAG_structure_type           = 0x13
	DW_TAG_subroutine_type          = 0x15
	DW_TAG_typedef                  = 0x16
	DW_TAG_union_type               = 0x17
	DW_TAG_unspecified_parameters   = 0x18
	DW_TAG_variant                  = 0x19
	DW_TAG_common_block             = 0x1a
	DW_TAG_common_inclusion         = 0x1b
	DW_TAG_inheritance              = 0x1c
	DW_TAG_inlined_subroutine       = 0x1d
	DW_TAG_module                   = 0x1e
	DW_TAG_ptr_to_member_type       = 0x1f
	DW_TAG_set_type                 = 0x20
	DW_TAG_subrange_type            = 0x21
	DW_TAG_with_stmt                = 0x22
	DW_TAG_access_declaration       = 0x23
	DW_TAG_base_type                = 0x24
	DW_TAG_catch_block              = 0x25
	DW_TAG_const_type               = 0x26
	DW_TAG_constant                 = 0x27
	DW_TAG_enumerator               = 0x28
	DW_TAG_file_type                = 0x29
	DW_TAG_friend                   = 0x2a
	DW_TAG_namelist                 = 0x2b
	DW_TAG_namelist_item            = 0x2c
	DW_TAG_packed_type              = 0x2d
	DW_TAG_subprogram               = 0x2e
	DW_TAG_template_type_parameter  = 0x2f
	DW_TAG_template_value_parameter = 0x30
	DW_TAG_thrown_type              = 0x31
	DW_TAG_try_block                = 0x32
	DW_TAG_variant_part             = 0x33
	DW_TAG_variable                 = 0x34
	DW_TAG_volatile_type            = 0x35
	// Dwarf3
	DW_TAG_dwarf_procedure  = 0x36
	DW_TAG_restrict_type    = 0x37
	DW_TAG_interface_type   = 0x38
	DW_TAG_namespace        = 0x39
	DW_TAG_imported_module  = 0x3a
	DW_TAG_unspecified_type = 0x3b
	DW_TAG_partial_unit     = 0x3c
	DW_TAG_imported_unit    = 0x3d
	DW_TAG_condition        = 0x3f
	DW_TAG_shared_type      = 0x40
	// Dwarf4
	DW_TAG_type_unit             = 0x41
	DW_TAG_rvalue_reference_type = 0x42
	DW_TAG_template_alias        = 0x43

	// User defined
	DW_TAG_lo_user = 0x4080
	DW_TAG_hi_user = 0xffff
)

Table 18

View Source 
const (
	DW_CHILDREN_no  = 0x00
	DW_CHILDREN_yes = 0x01
)

Table 19

View Source 
const (
	DW_CLS_ADDRESS = 0x01 + iota
	DW_CLS_BLOCK
	DW_CLS_CONSTANT
	DW_CLS_FLAG
	DW_CLS_PTR // lineptr, loclistptr, macptr, rangelistptr
	DW_CLS_REFERENCE
	DW_CLS_ADDRLOC
	DW_CLS_STRING
)

Not from the spec, but logicaly belongs here

View Source 
const (
	DW_AT_sibling              = 0x01 // reference
	DW_AT_location             = 0x02 // block, loclistptr
	DW_AT_name                 = 0x03 // string
	DW_AT_ordering             = 0x09 // constant
	DW_AT_byte_size            = 0x0b // block, constant, reference
	DW_AT_bit_offset           = 0x0c // block, constant, reference
	DW_AT_bit_size             = 0x0d // block, constant, reference
	DW_AT_stmt_list            = 0x10 // lineptr
	DW_AT_low_pc               = 0x11 // address
	DW_AT_high_pc              = 0x12 // address
	DW_AT_language             = 0x13 // constant
	DW_AT_discr                = 0x15 // reference
	DW_AT_discr_value          = 0x16 // constant
	DW_AT_visibility           = 0x17 // constant
	DW_AT_import               = 0x18 // reference
	DW_AT_string_length        = 0x19 // block, loclistptr
	DW_AT_common_reference     = 0x1a // reference
	DW_AT_comp_dir             = 0x1b // string
	DW_AT_const_value          = 0x1c // block, constant, string
	DW_AT_containing_type      = 0x1d // reference
	DW_AT_default_value        = 0x1e // reference
	DW_AT_inline               = 0x20 // constant
	DW_AT_is_optional          = 0x21 // flag
	DW_AT_lower_bound          = 0x22 // block, constant, reference
	DW_AT_producer             = 0x25 // string
	DW_AT_prototyped           = 0x27 // flag
	DW_AT_return_addr          = 0x2a // block, loclistptr
	DW_AT_start_scope          = 0x2c // constant
	DW_AT_bit_stride           = 0x2e // constant
	DW_AT_upper_bound          = 0x2f // block, constant, reference
	DW_AT_abstract_origin      = 0x31 // reference
	DW_AT_accessibility        = 0x32 // constant
	DW_AT_address_class        = 0x33 // constant
	DW_AT_artificial           = 0x34 // flag
	DW_AT_base_types           = 0x35 // reference
	DW_AT_calling_convention   = 0x36 // constant
	DW_AT_count                = 0x37 // block, constant, reference
	DW_AT_data_member_location = 0x38 // block, constant, loclistptr
	DW_AT_decl_column          = 0x39 // constant
	DW_AT_decl_file            = 0x3a // constant
	DW_AT_decl_line            = 0x3b // constant
	DW_AT_declaration          = 0x3c // flag
	DW_AT_discr_list           = 0x3d // block
	DW_AT_encoding             = 0x3e // constant
	DW_AT_external             = 0x3f // flag
	DW_AT_frame_base           = 0x40 // block, loclistptr
	DW_AT_friend               = 0x41 // reference
	DW_AT_identifier_case      = 0x42 // constant
	DW_AT_macro_info           = 0x43 // macptr
	DW_AT_namelist_item        = 0x44 // block
	DW_AT_priority             = 0x45 // reference
	DW_AT_segment              = 0x46 // block, loclistptr
	DW_AT_specification        = 0x47 // reference
	DW_AT_static_link          = 0x48 // block, loclistptr
	DW_AT_type                 = 0x49 // reference
	DW_AT_use_location         = 0x4a // block, loclistptr
	DW_AT_variable_parameter   = 0x4b // flag
	DW_AT_virtuality           = 0x4c // constant
	DW_AT_vtable_elem_location = 0x4d // block, loclistptr
	// Dwarf3
	DW_AT_allocated      = 0x4e // block, constant, reference
	DW_AT_associated     = 0x4f // block, constant, reference
	DW_AT_data_location  = 0x50 // block
	DW_AT_byte_stride    = 0x51 // block, constant, reference
	DW_AT_entry_pc       = 0x52 // address
	DW_AT_use_UTF8       = 0x53 // flag
	DW_AT_extension      = 0x54 // reference
	DW_AT_ranges         = 0x55 // rangelistptr
	DW_AT_trampoline     = 0x56 // address, flag, reference, string
	DW_AT_call_column    = 0x57 // constant
	DW_AT_call_file      = 0x58 // constant
	DW_AT_call_line      = 0x59 // constant
	DW_AT_description    = 0x5a // string
	DW_AT_binary_scale   = 0x5b // constant
	DW_AT_decimal_scale  = 0x5c // constant
	DW_AT_small          = 0x5d // reference
	DW_AT_decimal_sign   = 0x5e // constant
	DW_AT_digit_count    = 0x5f // constant
	DW_AT_picture_string = 0x60 // string
	DW_AT_mutable        = 0x61 // flag
	DW_AT_threads_scaled = 0x62 // flag
	DW_AT_explicit       = 0x63 // flag
	DW_AT_object_pointer = 0x64 // reference
	DW_AT_endianity      = 0x65 // constant
	DW_AT_elemental      = 0x66 // flag
	DW_AT_pure           = 0x67 // flag
	DW_AT_recursive      = 0x68 // flag

	DW_AT_lo_user = 0x2000 // ---
	DW_AT_hi_user = 0x3fff // ---
)

Table 20

View Source 
const (
	DW_FORM_addr      = 0x01 // address
	DW_FORM_block2    = 0x03 // block
	DW_FORM_block4    = 0x04 // block
	DW_FORM_data2     = 0x05 // constant
	DW_FORM_data4     = 0x06 // constant, lineptr, loclistptr, macptr, rangelistptr
	DW_FORM_data8     = 0x07 // constant, lineptr, loclistptr, macptr, rangelistptr
	DW_FORM_string    = 0x08 // string
	DW_FORM_block     = 0x09 // block
	DW_FORM_block1    = 0x0a // block
	DW_FORM_data1     = 0x0b // constant
	DW_FORM_flag      = 0x0c // flag
	DW_FORM_sdata     = 0x0d // constant
	DW_FORM_strp      = 0x0e // string
	DW_FORM_udata     = 0x0f // constant
	DW_FORM_ref_addr  = 0x10 // reference
	DW_FORM_ref1      = 0x11 // reference
	DW_FORM_ref2      = 0x12 // reference
	DW_FORM_ref4      = 0x13 // reference
	DW_FORM_ref8      = 0x14 // reference
	DW_FORM_ref_udata = 0x15 // reference
	DW_FORM_indirect  = 0x16 // (see Section 7.5.3)
)

Table 21

View Source 
const (
	DW_OP_addr                = 0x03 // 1 constant address (size target specific)
	DW_OP_deref               = 0x06 // 0
	DW_OP_const1u             = 0x08 // 1 1-byte constant
	DW_OP_const1s             = 0x09 // 1 1-byte constant
	DW_OP_const2u             = 0x0a // 1 2-byte constant
	DW_OP_const2s             = 0x0b // 1 2-byte constant
	DW_OP_const4u             = 0x0c // 1 4-byte constant
	DW_OP_const4s             = 0x0d // 1 4-byte constant
	DW_OP_const8u             = 0x0e // 1 8-byte constant
	DW_OP_const8s             = 0x0f // 1 8-byte constant
	DW_OP_constu              = 0x10 // 1 ULEB128 constant
	DW_OP_consts              = 0x11 // 1 SLEB128 constant
	DW_OP_dup                 = 0x12 // 0
	DW_OP_drop                = 0x13 // 0
	DW_OP_over                = 0x14 // 0
	DW_OP_pick                = 0x15 // 1 1-byte stack index
	DW_OP_swap                = 0x16 // 0
	DW_OP_rot                 = 0x17 // 0
	DW_OP_xderef              = 0x18 // 0
	DW_OP_abs                 = 0x19 // 0
	DW_OP_and                 = 0x1a // 0
	DW_OP_div                 = 0x1b // 0
	DW_OP_minus               = 0x1c // 0
	DW_OP_mod                 = 0x1d // 0
	DW_OP_mul                 = 0x1e // 0
	DW_OP_neg                 = 0x1f // 0
	DW_OP_not                 = 0x20 // 0
	DW_OP_or                  = 0x21 // 0
	DW_OP_plus                = 0x22 // 0
	DW_OP_plus_uconst         = 0x23 // 1 ULEB128 addend
	DW_OP_shl                 = 0x24 // 0
	DW_OP_shr                 = 0x25 // 0
	DW_OP_shra                = 0x26 // 0
	DW_OP_xor                 = 0x27 // 0
	DW_OP_skip                = 0x2f // 1 signed 2-byte constant
	DW_OP_bra                 = 0x28 // 1 signed 2-byte constant
	DW_OP_eq                  = 0x29 // 0
	DW_OP_ge                  = 0x2a // 0
	DW_OP_gt                  = 0x2b // 0
	DW_OP_le                  = 0x2c // 0
	DW_OP_lt                  = 0x2d // 0
	DW_OP_ne                  = 0x2e // 0
	DW_OP_lit0                = 0x30 // 0 ...
	DW_OP_lit31               = 0x4f // 0 literals 0..31 = (DW_OP_lit0 + literal)
	DW_OP_reg0                = 0x50 // 0 ..
	DW_OP_reg31               = 0x6f // 0 reg 0..31 = (DW_OP_reg0 + regnum)
	DW_OP_breg0               = 0x70 // 1 ...
	DW_OP_breg31              = 0x8f // 1 SLEB128 offset base register 0..31 = (DW_OP_breg0 + regnum)
	DW_OP_regx                = 0x90 // 1 ULEB128 register
	DW_OP_fbreg               = 0x91 // 1 SLEB128 offset
	DW_OP_bregx               = 0x92 // 2 ULEB128 register followed by SLEB128 offset
	DW_OP_piece               = 0x93 // 1 ULEB128 size of piece addressed
	DW_OP_deref_size          = 0x94 // 1 1-byte size of data retrieved
	DW_OP_xderef_size         = 0x95 // 1 1-byte size of data retrieved
	DW_OP_nop                 = 0x96 // 0
	DW_OP_push_object_address = 0x97 // 0
	DW_OP_call2               = 0x98 // 1 2-byte offset of DIE
	DW_OP_call4               = 0x99 // 1 4-byte offset of DIE
	DW_OP_call_ref            = 0x9a // 1 4- or 8-byte offset of DIE
	DW_OP_form_tls_address    = 0x9b // 0
	DW_OP_call_frame_cfa      = 0x9c // 0
	DW_OP_bit_piece           = 0x9d // 2
	DW_OP_lo_user             = 0xe0
	DW_OP_hi_user             = 0xff
)

Table 24 (#operands, notes)

View Source 
const (
	DW_ATE_address         = 0x01
	DW_ATE_boolean         = 0x02
	DW_ATE_complex_float   = 0x03
	DW_ATE_float           = 0x04
	DW_ATE_signed          = 0x05
	DW_ATE_signed_char     = 0x06
	DW_ATE_unsigned        = 0x07
	DW_ATE_unsigned_char   = 0x08
	DW_ATE_imaginary_float = 0x09
	DW_ATE_packed_decimal  = 0x0a
	DW_ATE_numeric_string  = 0x0b
	DW_ATE_edited          = 0x0c
	DW_ATE_signed_fixed    = 0x0d
	DW_ATE_unsigned_fixed  = 0x0e
	DW_ATE_decimal_float   = 0x0f
	DW_ATE_lo_user         = 0x80
	DW_ATE_hi_user         = 0xff
)

Table 25

View Source 
const (
	DW_DS_unsigned           = 0x01
	DW_DS_leading_overpunch  = 0x02
	DW_DS_trailing_overpunch = 0x03
	DW_DS_leading_separate   = 0x04
	DW_DS_trailing_separate  = 0x05
)

Table 26

View Source 
const (
	DW_END_default = 0x00
	DW_END_big     = 0x01
	DW_END_little  = 0x02
	DW_END_lo_user = 0x40
	DW_END_hi_user = 0xff
)

Table 27

View Source 
const (
	DW_ACCESS_public    = 0x01
	DW_ACCESS_protected = 0x02
	DW_ACCESS_private   = 0x03
)

Table 28

View Source 
const (
	DW_VIS_local     = 0x01
	DW_VIS_exported  = 0x02
	DW_VIS_qualified = 0x03
)

Table 29

View Source 
const (
	DW_VIRTUALITY_none         = 0x00
	DW_VIRTUALITY_virtual      = 0x01
	DW_VIRTUALITY_pure_virtual = 0x02
)

Table 30

View Source 
const (
	DW_LANG_C89         = 0x0001
	DW_LANG_C           = 0x0002
	DW_LANG_Ada83       = 0x0003
	DW_LANG_C_plus_plus = 0x0004
	DW_LANG_Cobol74     = 0x0005
	DW_LANG_Cobol85     = 0x0006
	DW_LANG_Fortran77   = 0x0007
	DW_LANG_Fortran90   = 0x0008
	DW_LANG_Pascal83    = 0x0009
	DW_LANG_Modula2     = 0x000a
	// Dwarf3
	DW_LANG_Java           = 0x000b
	DW_LANG_C99            = 0x000c
	DW_LANG_Ada95          = 0x000d
	DW_LANG_Fortran95      = 0x000e
	DW_LANG_PLI            = 0x000f
	DW_LANG_ObjC           = 0x0010
	DW_LANG_ObjC_plus_plus = 0x0011
	DW_LANG_UPC            = 0x0012
	DW_LANG_D              = 0x0013
	// Dwarf4
	DW_LANG_Python = 0x0014
	// Dwarf5
	DW_LANG_Go = 0x0016

	DW_LANG_lo_user = 0x8000
	DW_LANG_hi_user = 0xffff
)

Table 31

View Source 
const (
	DW_ID_case_sensitive   = 0x00
	DW_ID_up_case          = 0x01
	DW_ID_down_case        = 0x02
	DW_ID_case_insensitive = 0x03
)

Table 32

View Source 
const (
	DW_CC_normal  = 0x01
	DW_CC_program = 0x02
	DW_CC_nocall  = 0x03
	DW_CC_lo_user = 0x40
	DW_CC_hi_user = 0xff
)

Table 33

View Source 
const (
	DW_INL_not_inlined          = 0x00
	DW_INL_inlined              = 0x01
	DW_INL_declared_not_inlined = 0x02
	DW_INL_declared_inlined     = 0x03
)

Table 34

View Source 
const (
	DW_ORD_row_major = 0x00
	DW_ORD_col_major = 0x01
)

Table 35

View Source 
const (
	DW_DSC_label = 0x00
	DW_DSC_range = 0x01
)

Table 36

View Source 
const (
	DW_LNS_copy             = 0x01
	DW_LNS_advance_pc       = 0x02
	DW_LNS_advance_line     = 0x03
	DW_LNS_set_file         = 0x04
	DW_LNS_set_column       = 0x05
	DW_LNS_negate_stmt      = 0x06
	DW_LNS_set_basic_block  = 0x07
	DW_LNS_const_add_pc     = 0x08
	DW_LNS_fixed_advance_pc = 0x09
	// Dwarf3
	DW_LNS_set_prologue_end   = 0x0a
	DW_LNS_set_epilogue_begin = 0x0b
	DW_LNS_set_isa            = 0x0c
)

Table 37

View Source 
const (
	DW_LNE_end_sequence = 0x01
	DW_LNE_set_address  = 0x02
	DW_LNE_define_file  = 0x03
	DW_LNE_lo_user      = 0x80
	DW_LNE_hi_user      = 0xff
)

Table 38

View Source 
const (
	DW_MACINFO_define     = 0x01
	DW_MACINFO_undef      = 0x02
	DW_MACINFO_start_file = 0x03
	DW_MACINFO_end_file   = 0x04
	DW_MACINFO_vendor_ext = 0xff
)

Table 39

View Source 
const (
	// operand,...
	DW_CFA_nop              = 0x00
	DW_CFA_set_loc          = 0x01 // address
	DW_CFA_advance_loc1     = 0x02 // 1-byte delta
	DW_CFA_advance_loc2     = 0x03 // 2-byte delta
	DW_CFA_advance_loc4     = 0x04 // 4-byte delta
	DW_CFA_offset_extended  = 0x05 // ULEB128 register, ULEB128 offset
	DW_CFA_restore_extended = 0x06 // ULEB128 register
	DW_CFA_undefined        = 0x07 // ULEB128 register
	DW_CFA_same_value       = 0x08 // ULEB128 register
	DW_CFA_register         = 0x09 // ULEB128 register, ULEB128 register
	DW_CFA_remember_state   = 0x0a
	DW_CFA_restore_state    = 0x0b

	DW_CFA_def_cfa            = 0x0c // ULEB128 register, ULEB128 offset
	DW_CFA_def_cfa_register   = 0x0d // ULEB128 register
	DW_CFA_def_cfa_offset     = 0x0e // ULEB128 offset
	DW_CFA_def_cfa_expression = 0x0f // BLOCK
	DW_CFA_expression         = 0x10 // ULEB128 register, BLOCK
	DW_CFA_offset_extended_sf = 0x11 // ULEB128 register, SLEB128 offset
	DW_CFA_def_cfa_sf         = 0x12 // ULEB128 register, SLEB128 offset
	DW_CFA_def_cfa_offset_sf  = 0x13 // SLEB128 offset
	DW_CFA_val_offset         = 0x14 // ULEB128, ULEB128
	DW_CFA_val_offset_sf      = 0x15 // ULEB128, SLEB128
	DW_CFA_val_expression     = 0x16 // ULEB128, BLOCK

	DW_CFA_lo_user = 0x1c
	DW_CFA_hi_user = 0x3f

	// Opcodes that take an addend operand.
	DW_CFA_advance_loc = 0x1 << 6 // +delta
	DW_CFA_offset      = 0x2 << 6 // +register (ULEB128 offset)
	DW_CFA_restore     = 0x3 << 6 // +register
)

Table 40.

View Source 
const (
	EI_MAG0              = 0
	EI_MAG1              = 1
	EI_MAG2              = 2
	EI_MAG3              = 3
	EI_CLASS             = 4
	EI_DATA              = 5
	EI_VERSION           = 6
	EI_OSABI             = 7
	EI_ABIVERSION        = 8
	OLD_EI_BRAND         = 8
	EI_PAD               = 9
	EI_NIDENT            = 16
	ELFMAG0              = 0x7f
	ELFMAG1              = 'E'
	ELFMAG2              = 'L'
	ELFMAG3              = 'F'
	SELFMAG              = 4
	EV_NONE              = 0
	EV_CURRENT           = 1
	ELFCLASSNONE         = 0
	ELFCLASS32           = 1
	ELFCLASS64           = 2
	ELFDATANONE          = 0
	ELFDATA2LSB          = 1
	ELFDATA2MSB          = 2
	ELFOSABI_NONE        = 0
	ELFOSABI_HPUX        = 1
	ELFOSABI_NETBSD      = 2
	ELFOSABI_LINUX       = 3
	ELFOSABI_HURD        = 4
	ELFOSABI_86OPEN      = 5
	ELFOSABI_SOLARIS     = 6
	ELFOSABI_AIX         = 7
	ELFOSABI_IRIX        = 8
	ELFOSABI_FREEBSD     = 9
	ELFOSABI_TRU64       = 10
	ELFOSABI_MODESTO     = 11
	ELFOSABI_OPENBSD     = 12
	ELFOSABI_OPENVMS     = 13
	ELFOSABI_NSK         = 14
	ELFOSABI_ARM         = 97
	ELFOSABI_STANDALONE  = 255
	ELFOSABI_SYSV        = ELFOSABI_NONE
	ELFOSABI_MONTEREY    = ELFOSABI_AIX
	ET_NONE              = 0
	ET_REL               = 1
	ET_EXEC              = 2
	ET_DYN               = 3
	ET_CORE              = 4
	ET_LOOS              = 0xfe00
	ET_HIOS              = 0xfeff
	ET_LOPROC            = 0xff00
	ET_HIPROC            = 0xffff
	EM_NONE              = 0
	EM_M32               = 1
	EM_SPARC             = 2
	EM_386               = 3
	EM_68K               = 4
	EM_88K               = 5
	EM_860               = 7
	EM_MIPS              = 8
	EM_S370              = 9
	EM_MIPS_RS3_LE       = 10
	EM_PARISC            = 15
	EM_VPP500            = 17
	EM_SPARC32PLUS       = 18
	EM_960               = 19
	EM_PPC               = 20
	EM_PPC64             = 21
	EM_S390              = 22
	EM_V800              = 36
	EM_FR20              = 37
	EM_RH32              = 38
	EM_RCE               = 39
	EM_ARM               = 40
	EM_SH                = 42
	EM_SPARCV9           = 43
	EM_TRICORE           = 44
	EM_ARC               = 45
	EM_H8_300            = 46
	EM_H8_300H           = 47
	EM_H8S               = 48
	EM_H8_500            = 49
	EM_IA_64             = 50
	EM_MIPS_X            = 51
	EM_COLDFIRE          = 52
	EM_68HC12            = 53
	EM_MMA               = 54
	EM_PCP               = 55
	EM_NCPU              = 56
	EM_NDR1              = 57
	EM_STARCORE          = 58
	EM_ME16              = 59
	EM_ST100             = 60
	EM_TINYJ             = 61
	EM_X86_64            = 62
	EM_AARCH64           = 183
	EM_486               = 6
	EM_MIPS_RS4_BE       = 10
	EM_ALPHA_STD         = 41
	EM_ALPHA             = 0x9026
	SHN_UNDEF            = 0
	SHN_LORESERVE        = 0xff00
	SHN_LOPROC           = 0xff00
	SHN_HIPROC           = 0xff1f
	SHN_LOOS             = 0xff20
	SHN_HIOS             = 0xff3f
	SHN_ABS              = 0xfff1
	SHN_COMMON           = 0xfff2
	SHN_XINDEX           = 0xffff
	SHN_HIRESERVE        = 0xffff
	SHT_NULL             = 0
	SHT_PROGBITS         = 1
	SHT_SYMTAB           = 2
	SHT_STRTAB           = 3
	SHT_RELA             = 4
	SHT_HASH             = 5
	SHT_DYNAMIC          = 6
	SHT_NOTE             = 7
	SHT_NOBITS           = 8
	SHT_REL              = 9
	SHT_SHLIB            = 10
	SHT_DYNSYM           = 11
	SHT_INIT_ARRAY       = 14
	SHT_FINI_ARRAY       = 15
	SHT_PREINIT_ARRAY    = 16
	SHT_GROUP            = 17
	SHT_SYMTAB_SHNDX     = 18
	SHT_LOOS             = 0x60000000
	SHT_HIOS             = 0x6fffffff
	SHT_GNU_VERDEF       = 0x6ffffffd
	SHT_GNU_VERNEED      = 0x6ffffffe
	SHT_GNU_VERSYM       = 0x6fffffff
	SHT_LOPROC           = 0x70000000
	SHT_ARM_ATTRIBUTES   = 0x70000003
	SHT_HIPROC           = 0x7fffffff
	SHT_LOUSER           = 0x80000000
	SHT_HIUSER           = 0xffffffff
	SHF_WRITE            = 0x1
	SHF_ALLOC            = 0x2
	SHF_EXECINSTR        = 0x4
	SHF_MERGE            = 0x10
	SHF_STRINGS          = 0x20
	SHF_INFO_LINK        = 0x40
	SHF_LINK_ORDER       = 0x80
	SHF_OS_NONCONFORMING = 0x100
	SHF_GROUP            = 0x200
	SHF_TLS              = 0x400
	SHF_MASKOS           = 0x0ff00000
	SHF_MASKPROC         = 0xf0000000
	PT_NULL              = 0
	PT_LOAD              = 1
	PT_DYNAMIC           = 2
	PT_INTERP            = 3
	PT_NOTE              = 4
	PT_SHLIB             = 5
	PT_PHDR              = 6
	PT_TLS               = 7
	PT_LOOS              = 0x60000000
	PT_HIOS              = 0x6fffffff
	PT_LOPROC            = 0x70000000
	PT_HIPROC            = 0x7fffffff
	PT_GNU_STACK         = 0x6474e551
	PT_PAX_FLAGS         = 0x65041580
	PF_X                 = 0x1
	PF_W                 = 0x2
	PF_R                 = 0x4
	PF_MASKOS            = 0x0ff00000
	PF_MASKPROC          = 0xf0000000
	DT_NULL              = 0
	DT_NEEDED            = 1
	DT_PLTRELSZ          = 2
	DT_PLTGOT            = 3
	DT_HASH              = 4
	DT_STRTAB            = 5
	DT_SYMTAB            = 6
	DT_RELA              = 7
	DT_RELASZ            = 8
	DT_RELAENT           = 9
	DT_STRSZ             = 10
	DT_SYMENT            = 11
	DT_INIT              = 12
	DT_FINI              = 13
	DT_SONAME            = 14
	DT_RPATH             = 15
	DT_SYMBOLIC          = 16
	DT_REL               = 17
	DT_RELSZ             = 18
	DT_RELENT            = 19
	DT_PLTREL            = 20
	DT_DEBUG             = 21
	DT_TEXTREL           = 22
	DT_JMPREL            = 23
	DT_BIND_NOW          = 24
	DT_INIT_ARRAY        = 25
	DT_FINI_ARRAY        = 26
	DT_INIT_ARRAYSZ      = 27
	DT_FINI_ARRAYSZ      = 28
	DT_RUNPATH           = 29
	DT_FLAGS             = 30
	DT_ENCODING          = 32
	DT_PREINIT_ARRAY     = 32
	DT_PREINIT_ARRAYSZ   = 33
	DT_LOOS              = 0x6000000d
	DT_HIOS              = 0x6ffff000
	DT_LOPROC            = 0x70000000
	DT_HIPROC            = 0x7fffffff
	DT_VERNEED           = 0x6ffffffe
	DT_VERNEEDNUM        = 0x6fffffff
	DT_VERSYM            = 0x6ffffff0
	DT_PPC64_GLINK       = DT_LOPROC + 0
	DT_PPC64_OPT         = DT_LOPROC + 3
	DF_ORIGIN            = 0x0001
	DF_SYMBOLIC          = 0x0002
	DF_TEXTREL           = 0x0004
	DF_BIND_NOW          = 0x0008
	DF_STATIC_TLS        = 0x0010
	NT_PRSTATUS          = 1
	NT_FPREGSET          = 2
	NT_PRPSINFO          = 3
	STB_LOCAL            = 0
	STB_GLOBAL           = 1
	STB_WEAK             = 2
	STB_LOOS             = 10
	STB_HIOS             = 12
	STB_LOPROC           = 13
	STB_HIPROC           = 15
	STT_NOTYPE           = 0
	STT_OBJECT           = 1
	STT_FUNC             = 2
	STT_SECTION          = 3
	STT_FILE             = 4
	STT_COMMON           = 5
	STT_TLS              = 6
	STT_LOOS             = 10
	STT_HIOS             = 12
	STT_LOPROC           = 13
	STT_HIPROC           = 15
	STV_DEFAULT          = 0x0
	STV_INTERNAL         = 0x1
	STV_HIDDEN           = 0x2
	STV_PROTECTED        = 0x3
	STN_UNDEF            = 0
)
View Source 
const (
	R_X86_64_NONE              = 0
	R_X86_64_64                = 1
	R_X86_64_PC32              = 2
	R_X86_64_GOT32             = 3
	R_X86_64_PLT32             = 4
	R_X86_64_COPY              = 5
	R_X86_64_GLOB_DAT          = 6
	R_X86_64_JMP_SLOT          = 7
	R_X86_64_RELATIVE          = 8
	R_X86_64_GOTPCREL          = 9
	R_X86_64_32                = 10
	R_X86_64_32S               = 11
	R_X86_64_16                = 12
	R_X86_64_PC16              = 13
	R_X86_64_8                 = 14
	R_X86_64_PC8               = 15
	R_X86_64_DTPMOD64          = 16
	R_X86_64_DTPOFF64          = 17
	R_X86_64_TPOFF64           = 18
	R_X86_64_TLSGD             = 19
	R_X86_64_TLSLD             = 20
	R_X86_64_DTPOFF32          = 21
	R_X86_64_GOTTPOFF          = 22
	R_X86_64_TPOFF32           = 23
	R_X86_64_COUNT             = 24
	R_AARCH64_ABS64            = 257
	R_AARCH64_ABS32            = 258
	R_AARCH64_CALL26           = 283
	R_AARCH64_ADR_PREL_PG_HI21 = 275
	R_AARCH64_ADD_ABS_LO12_NC  = 277
	R_ALPHA_NONE               = 0
	R_ALPHA_REFLONG            = 1
	R_ALPHA_REFQUAD            = 2
	R_ALPHA_GPREL32            = 3
	R_ALPHA_LITERAL            = 4
	R_ALPHA_LITUSE             = 5
	R_ALPHA_GPDISP             = 6
	R_ALPHA_BRADDR             = 7
	R_ALPHA_HINT               = 8
	R_ALPHA_SREL16             = 9
	R_ALPHA_SREL32             = 10
	R_ALPHA_SREL64             = 11
	R_ALPHA_OP_PUSH            = 12
	R_ALPHA_OP_STORE           = 13
	R_ALPHA_OP_PSUB            = 14
	R_ALPHA_OP_PRSHIFT         = 15
	R_ALPHA_GPVALUE            = 16
	R_ALPHA_GPRELHIGH          = 17
	R_ALPHA_GPRELLOW           = 18
	R_ALPHA_IMMED_GP_16        = 19
	R_ALPHA_IMMED_GP_HI32      = 20
	R_ALPHA_IMMED_SCN_HI32     = 21
	R_ALPHA_IMMED_BR_HI32      = 22
	R_ALPHA_IMMED_LO32         = 23
	R_ALPHA_COPY               = 24
	R_ALPHA_GLOB_DAT           = 25
	R_ALPHA_JMP_SLOT           = 26
	R_ALPHA_RELATIVE           = 27
	R_ALPHA_COUNT              = 28
	R_ARM_NONE                 = 0
	R_ARM_PC24                 = 1
	R_ARM_ABS32                = 2
	R_ARM_REL32                = 3
	R_ARM_PC13                 = 4
	R_ARM_ABS16                = 5
	R_ARM_ABS12                = 6
	R_ARM_THM_ABS5             = 7
	R_ARM_ABS8                 = 8
	R_ARM_SBREL32              = 9
	R_ARM_THM_PC22             = 10
	R_ARM_THM_PC8              = 11
	R_ARM_AMP_VCALL9           = 12
	R_ARM_SWI24                = 13
	R_ARM_THM_SWI8             = 14
	R_ARM_XPC25                = 15
	R_ARM_THM_XPC22            = 16
	R_ARM_COPY                 = 20
	R_ARM_GLOB_DAT             = 21
	R_ARM_JUMP_SLOT            = 22
	R_ARM_RELATIVE             = 23
	R_ARM_GOTOFF               = 24
	R_ARM_GOTPC                = 25
	R_ARM_GOT32                = 26
	R_ARM_PLT32                = 27
	R_ARM_CALL                 = 28
	R_ARM_JUMP24               = 29
	R_ARM_V4BX                 = 40
	R_ARM_GOT_PREL             = 96
	R_ARM_GNU_VTENTRY          = 100
	R_ARM_GNU_VTINHERIT        = 101
	R_ARM_TLS_IE32             = 107
	R_ARM_TLS_LE32             = 108
	R_ARM_RSBREL32             = 250
	R_ARM_THM_RPC22            = 251
	R_ARM_RREL32               = 252
	R_ARM_RABS32               = 253
	R_ARM_RPC24                = 254
	R_ARM_RBASE                = 255
	R_ARM_COUNT                = 38
	R_386_NONE                 = 0
	R_386_32                   = 1
	R_386_PC32                 = 2
	R_386_GOT32                = 3
	R_386_PLT32                = 4
	R_386_COPY                 = 5
	R_386_GLOB_DAT             = 6
	R_386_JMP_SLOT             = 7
	R_386_RELATIVE             = 8
	R_386_GOTOFF               = 9
	R_386_GOTPC                = 10
	R_386_TLS_TPOFF            = 14
	R_386_TLS_IE               = 15
	R_386_TLS_GOTIE            = 16
	R_386_TLS_LE               = 17
	R_386_TLS_GD               = 18
	R_386_TLS_LDM              = 19
	R_386_TLS_GD_32            = 24
	R_386_TLS_GD_PUSH          = 25
	R_386_TLS_GD_CALL          = 26
	R_386_TLS_GD_POP           = 27
	R_386_TLS_LDM_32           = 28
	R_386_TLS_LDM_PUSH         = 29
	R_386_TLS_LDM_CALL         = 30
	R_386_TLS_LDM_POP          = 31
	R_386_TLS_LDO_32           = 32
	R_386_TLS_IE_32            = 33
	R_386_TLS_LE_32            = 34
	R_386_TLS_DTPMOD32         = 35
	R_386_TLS_DTPOFF32         = 36
	R_386_TLS_TPOFF32          = 37
	R_386_COUNT                = 38
	R_PPC_NONE                 = 0
	R_PPC_ADDR32               = 1
	R_PPC_ADDR24               = 2
	R_PPC_ADDR16               = 3
	R_PPC_ADDR16_LO            = 4
	R_PPC_ADDR16_HI            = 5
	R_PPC_ADDR16_HA            = 6
	R_PPC_ADDR14               = 7
	R_PPC_ADDR14_BRTAKEN       = 8
	R_PPC_ADDR14_BRNTAKEN      = 9
	R_PPC_REL24                = 10
	R_PPC_REL14                = 11
	R_PPC_REL14_BRTAKEN        = 12
	R_PPC_REL14_BRNTAKEN       = 13
	R_PPC_GOT16                = 14
	R_PPC_GOT16_LO             = 15
	R_PPC_GOT16_HI             = 16
	R_PPC_GOT16_HA             = 17
	R_PPC_PLTREL24             = 18
	R_PPC_COPY                 = 19
	R_PPC_GLOB_DAT             = 20
	R_PPC_JMP_SLOT             = 21
	R_PPC_RELATIVE             = 22
	R_PPC_LOCAL24PC            = 23
	R_PPC_UADDR32              = 24
	R_PPC_UADDR16              = 25
	R_PPC_REL32                = 26
	R_PPC_PLT32                = 27
	R_PPC_PLTREL32             = 28
	R_PPC_PLT16_LO             = 29
	R_PPC_PLT16_HI             = 30
	R_PPC_PLT16_HA             = 31
	R_PPC_SDAREL16             = 32
	R_PPC_SECTOFF              = 33
	R_PPC_SECTOFF_LO           = 34
	R_PPC_SECTOFF_HI           = 35
	R_PPC_SECTOFF_HA           = 36
	R_PPC_COUNT                = 37
	R_PPC_TLS                  = 67
	R_PPC_DTPMOD32             = 68
	R_PPC_TPREL16              = 69
	R_PPC_TPREL16_LO           = 70
	R_PPC_TPREL16_HI           = 71
	R_PPC_TPREL16_HA           = 72
	R_PPC_TPREL32              = 73
	R_PPC_DTPREL16             = 74
	R_PPC_DTPREL16_LO          = 75
	R_PPC_DTPREL16_HI          = 76
	R_PPC_DTPREL16_HA          = 77
	R_PPC_DTPREL32             = 78
	R_PPC_GOT_TLSGD16          = 79
	R_PPC_GOT_TLSGD16_LO       = 80
	R_PPC_GOT_TLSGD16_HI       = 81
	R_PPC_GOT_TLSGD16_HA       = 82
	R_PPC_GOT_TLSLD16          = 83
	R_PPC_GOT_TLSLD16_LO       = 84
	R_PPC_GOT_TLSLD16_HI       = 85
	R_PPC_GOT_TLSLD16_HA       = 86
	R_PPC_GOT_TPREL16          = 87
	R_PPC_GOT_TPREL16_LO       = 88
	R_PPC_GOT_TPREL16_HI       = 89
	R_PPC_GOT_TPREL16_HA       = 90
	R_PPC_EMB_NADDR32          = 101
	R_PPC_EMB_NADDR16          = 102
	R_PPC_EMB_NADDR16_LO       = 103
	R_PPC_EMB_NADDR16_HI       = 104
	R_PPC_EMB_NADDR16_HA       = 105
	R_PPC_EMB_SDAI16           = 106
	R_PPC_EMB_SDA2I16          = 107
	R_PPC_EMB_SDA2REL          = 108
	R_PPC_EMB_SDA21            = 109
	R_PPC_EMB_MRKREF           = 110
	R_PPC_EMB_RELSEC16         = 111
	R_PPC_EMB_RELST_LO         = 112
	R_PPC_EMB_RELST_HI         = 113
	R_PPC_EMB_RELST_HA         = 114
	R_PPC_EMB_BIT_FLD          = 115
	R_PPC_EMB_RELSDA           = 116
	R_PPC_EMB_COUNT            = R_PPC_EMB_RELSDA - R_PPC_EMB_NADDR32 + 1
	R_PPC64_REL24              = R_PPC_REL24
	R_PPC64_JMP_SLOT           = R_PPC_JMP_SLOT
	R_PPC64_ADDR64             = 38
	R_PPC64_TOC16              = 47
	R_PPC64_TOC16_LO           = 48
	R_PPC64_TOC16_HI           = 49
	R_PPC64_TOC16_HA           = 50
	R_PPC64_TOC16_DS           = 63
	R_PPC64_TOC16_LO_DS        = 64
	R_PPC64_REL16_LO           = 250
	R_PPC64_REL16_HI           = 251
	R_PPC64_REL16_HA           = 252
	R_SPARC_NONE               = 0
	R_SPARC_8                  = 1
	R_SPARC_16                 = 2
	R_SPARC_32                 = 3
	R_SPARC_DISP8              = 4
	R_SPARC_DISP16             = 5
	R_SPARC_DISP32             = 6
	R_SPARC_WDISP30            = 7
	R_SPARC_WDISP22            = 8
	R_SPARC_HI22               = 9
	R_SPARC_22                 = 10
	R_SPARC_13                 = 11
	R_SPARC_LO10               = 12
	R_SPARC_GOT10              = 13
	R_SPARC_GOT13              = 14
	R_SPARC_GOT22              = 15
	R_SPARC_PC10               = 16
	R_SPARC_PC22               = 17
	R_SPARC_WPLT30             = 18
	R_SPARC_COPY               = 19
	R_SPARC_GLOB_DAT           = 20
	R_SPARC_JMP_SLOT           = 21
	R_SPARC_RELATIVE           = 22
	R_SPARC_UA32               = 23
	R_SPARC_PLT32              = 24
	R_SPARC_HIPLT22            = 25
	R_SPARC_LOPLT10            = 26
	R_SPARC_PCPLT32            = 27
	R_SPARC_PCPLT22            = 28
	R_SPARC_PCPLT10            = 29
	R_SPARC_10                 = 30
	R_SPARC_11                 = 31
	R_SPARC_64                 = 32
	R_SPARC_OLO10              = 33
	R_SPARC_HH22               = 34
	R_SPARC_HM10               = 35
	R_SPARC_LM22               = 36
	R_SPARC_PC_HH22            = 37
	R_SPARC_PC_HM10            = 38
	R_SPARC_PC_LM22            = 39
	R_SPARC_WDISP16            = 40
	R_SPARC_WDISP19            = 41
	R_SPARC_GLOB_JMP           = 42
	R_SPARC_7                  = 43
	R_SPARC_5                  = 44
	R_SPARC_6                  = 45
	R_SPARC_DISP64             = 46
	R_SPARC_PLT64              = 47
	R_SPARC_HIX22              = 48
	R_SPARC_LOX10              = 49
	R_SPARC_H44                = 50
	R_SPARC_M44                = 51
	R_SPARC_L44                = 52
	R_SPARC_REGISTER           = 53
	R_SPARC_UA64               = 54
	R_SPARC_UA16               = 55
	ARM_MAGIC_TRAMP_NUMBER     = 0x5c000003
)

* Relocation types.

View Source 
const (
	ELF64HDRSIZE  = 64
	ELF64PHDRSIZE = 56
	ELF64SHDRSIZE = 64
	ELF64RELSIZE  = 16
	ELF64RELASIZE = 24
	ELF64SYMSIZE  = 24
	ELF32HDRSIZE  = 52
	ELF32PHDRSIZE = 32
	ELF32SHDRSIZE = 40
	ELF32SYMSIZE  = 16
	ELF32RELSIZE  = 8
)

* Go linker interface

View Source 
const (
	ELF_NOTE_NETBSD_NAMESZ  = 7
	ELF_NOTE_NETBSD_DESCSZ  = 4
	ELF_NOTE_NETBSD_TAG     = 1
	ELF_NOTE_NETBSD_VERSION = 599000000 /* NetBSD 5.99 */
)

NetBSD Signature (as per sys/exec_elf.h)

View Source 
const (
	ELF_NOTE_OPENBSD_NAMESZ  = 8
	ELF_NOTE_OPENBSD_DESCSZ  = 4
	ELF_NOTE_OPENBSD_TAG     = 1
	ELF_NOTE_OPENBSD_VERSION = 0
)

OpenBSD Signature

View Source 
const (
	ELF_NOTE_BUILDINFO_NAMESZ = 4
	ELF_NOTE_BUILDINFO_TAG    = 3
)

Build info note

View Source 
const (
	ELF_NOTE_GOPKGLIST_TAG = 1
	ELF_NOTE_GOABIHASH_TAG = 2
	ELF_NOTE_GODEPS_TAG    = 3
	ELF_NOTE_GOBUILDID_TAG = 4
)

Go specific notes

View Source 
const (
	ElfClassNone = 0
	ElfClass32   = 1
	ElfClass64   = 2
)

Derived from Plan 9 from User Space's src/libmach/elf.h, elf.c http://code.swtch.com/plan9port/src/tip/src/libmach/ 

Copyright © 2004 Russ Cox.
Portions Copyright © 2008-2010 Google Inc.
Portions Copyright © 2010 The Go Authors.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

View Source 
const (
	ElfDataNone = 0
	ElfDataLsb  = 1
	ElfDataMsb  = 2
)
View Source 
const (
	ElfTypeNone         = 0
	ElfTypeRelocatable  = 1
	ElfTypeExecutable   = 2
	ElfTypeSharedObject = 3
	ElfTypeCore         = 4
)
View Source 
const (
	ElfMachNone        = 0
	ElfMach32100       = 1
	ElfMachSparc       = 2
	ElfMach386         = 3
	ElfMach68000       = 4
	ElfMach88000       = 5
	ElfMach486         = 6
	ElfMach860         = 7
	ElfMachMips        = 8
	ElfMachS370        = 9
	ElfMachMipsLe      = 10
	ElfMachParisc      = 15
	ElfMachVpp500      = 17
	ElfMachSparc32Plus = 18
	ElfMach960         = 19
	ElfMachPower       = 20
	ElfMachPower64     = 21
	ElfMachS390        = 22
	ElfMachV800        = 36
	ElfMachFr20        = 37
	ElfMachRh32        = 38
	ElfMachRce         = 39
	ElfMachArm         = 40
	ElfMachAlpha       = 41
	ElfMachSH          = 42
	ElfMachSparc9      = 43
	ElfMachAmd64       = 62
	ElfMachArm64       = 183
)
View Source 
const (
	ElfAbiNone     = 0
	ElfAbiSystemV  = 0
	ElfAbiHPUX     = 1
	ElfAbiNetBSD   = 2
	ElfAbiLinux    = 3
	ElfAbiSolaris  = 6
	ElfAbiAix      = 7
	ElfAbiIrix     = 8
	ElfAbiFreeBSD  = 9
	ElfAbiTru64    = 10
	ElfAbiModesto  = 11
	ElfAbiOpenBSD  = 12
	ElfAbiARM      = 97
	ElfAbiEmbedded = 255
)
View Source 
const (
	ElfSectNone      = 0
	ElfSectProgbits  = 1
	ElfSectSymtab    = 2
	ElfSectStrtab    = 3
	ElfSectRela      = 4
	ElfSectHash      = 5
	ElfSectDynamic   = 6
	ElfSectNote      = 7
	ElfSectNobits    = 8
	ElfSectRel       = 9
	ElfSectShlib     = 10
	ElfSectDynsym    = 11
	ElfSectFlagWrite = 0x1
	ElfSectFlagAlloc = 0x2
	ElfSectFlagExec  = 0x4
)
View Source 
const (
	ElfSymBindLocal  = 0
	ElfSymBindGlobal = 1
	ElfSymBindWeak   = 2
)
View Source 
const (
	ElfSymTypeNone    = 0
	ElfSymTypeObject  = 1
	ElfSymTypeFunc    = 2
	ElfSymTypeSection = 3
	ElfSymTypeFile    = 4
)
View Source 
const (
	ElfSymShnNone   = 0
	ElfSymShnAbs    = 0xFFF1
	ElfSymShnCommon = 0xFFF2
)
View Source 
const (
	ElfProgNone      = 0
	ElfProgLoad      = 1
	ElfProgDynamic   = 2
	ElfProgInterp    = 3
	ElfProgNote      = 4
	ElfProgShlib     = 5
	ElfProgPhdr      = 6
	ElfProgFlagExec  = 0x1
	ElfProgFlagWrite = 0x2
	ElfProgFlagRead  = 0x4
)
View Source 
const (
	ElfNotePrStatus     = 1
	ElfNotePrFpreg      = 2
	ElfNotePrPsinfo     = 3
	ElfNotePrTaskstruct = 4
	ElfNotePrAuxv       = 6
	ElfNotePrXfpreg     = 0x46e62b7f
)
View Source 
const (
	Tag_file                 = 1
	Tag_CPU_name             = 4
	Tag_CPU_raw_name         = 5
	Tag_compatibility        = 32
	Tag_nodefaults           = 64
	Tag_also_compatible_with = 65
	Tag_ABI_VFP_args         = 28
)
View Source 
const (
	N_EXT  = 0x01
	N_TYPE = 0x1e
	N_STAB = 0xe0
)

Derived from Plan 9 from User Space's src/libmach/elf.h, elf.c http://code.swtch.com/plan9port/src/tip/src/libmach/ 

Copyright © 2004 Russ Cox.
Portions Copyright © 2008-2010 Google Inc.
Portions Copyright © 2010 The Go Authors.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

View Source 
const (
	LdMachoCpuVax         = 1
	LdMachoCpu68000       = 6
	LdMachoCpu386         = 7
	LdMachoCpuAmd64       = 0x1000007
	LdMachoCpuMips        = 8
	LdMachoCpu98000       = 10
	LdMachoCpuHppa        = 11
	LdMachoCpuArm         = 12
	LdMachoCpu88000       = 13
	LdMachoCpuSparc       = 14
	LdMachoCpu860         = 15
	LdMachoCpuAlpha       = 16
	LdMachoCpuPower       = 18
	LdMachoCmdSegment     = 1
	LdMachoCmdSymtab      = 2
	LdMachoCmdSymseg      = 3
	LdMachoCmdThread      = 4
	LdMachoCmdDysymtab    = 11
	LdMachoCmdSegment64   = 25
	LdMachoFileObject     = 1
	LdMachoFileExecutable = 2
	LdMachoFileFvmlib     = 3
	LdMachoFileCore       = 4
	LdMachoFilePreload    = 5
)
View Source 
const (
	IMAGE_SYM_UNDEFINED              = 0
	IMAGE_SYM_ABSOLUTE               = -1
	IMAGE_SYM_DEBUG                  = -2
	IMAGE_SYM_TYPE_NULL              = 0
	IMAGE_SYM_TYPE_VOID              = 1
	IMAGE_SYM_TYPE_CHAR              = 2
	IMAGE_SYM_TYPE_SHORT             = 3
	IMAGE_SYM_TYPE_INT               = 4
	IMAGE_SYM_TYPE_LONG              = 5
	IMAGE_SYM_TYPE_FLOAT             = 6
	IMAGE_SYM_TYPE_DOUBLE            = 7
	IMAGE_SYM_TYPE_STRUCT            = 8
	IMAGE_SYM_TYPE_UNION             = 9
	IMAGE_SYM_TYPE_ENUM              = 10
	IMAGE_SYM_TYPE_MOE               = 11
	IMAGE_SYM_TYPE_BYTE              = 12
	IMAGE_SYM_TYPE_WORD              = 13
	IMAGE_SYM_TYPE_UINT              = 14
	IMAGE_SYM_TYPE_DWORD             = 15
	IMAGE_SYM_TYPE_PCODE             = 32768
	IMAGE_SYM_DTYPE_NULL             = 0
	IMAGE_SYM_DTYPE_POINTER          = 0x10
	IMAGE_SYM_DTYPE_FUNCTION         = 0x20
	IMAGE_SYM_DTYPE_ARRAY            = 0x30
	IMAGE_SYM_CLASS_END_OF_FUNCTION  = -1
	IMAGE_SYM_CLASS_NULL             = 0
	IMAGE_SYM_CLASS_AUTOMATIC        = 1
	IMAGE_SYM_CLASS_EXTERNAL         = 2
	IMAGE_SYM_CLASS_STATIC           = 3
	IMAGE_SYM_CLASS_REGISTER         = 4
	IMAGE_SYM_CLASS_EXTERNAL_DEF     = 5
	IMAGE_SYM_CLASS_LABEL            = 6
	IMAGE_SYM_CLASS_UNDEFINED_LABEL  = 7
	IMAGE_SYM_CLASS_MEMBER_OF_STRUCT = 8
	IMAGE_SYM_CLASS_ARGUMENT         = 9
	IMAGE_SYM_CLASS_STRUCT_TAG       = 10
	IMAGE_SYM_CLASS_MEMBER_OF_UNION  = 11
	IMAGE_SYM_CLASS_UNION_TAG        = 12
	IMAGE_SYM_CLASS_TYPE_DEFINITION  = 13
	IMAGE_SYM_CLASS_UNDEFINED_STATIC = 14
	IMAGE_SYM_CLASS_ENUM_TAG         = 15
	IMAGE_SYM_CLASS_MEMBER_OF_ENUM   = 16
	IMAGE_SYM_CLASS_REGISTER_PARAM   = 17
	IMAGE_SYM_CLASS_BIT_FIELD        = 18
	IMAGE_SYM_CLASS_FAR_EXTERNAL     = 68 /* Not in PECOFF v8 spec */
	IMAGE_SYM_CLASS_BLOCK            = 100
	IMAGE_SYM_CLASS_FUNCTION         = 101
	IMAGE_SYM_CLASS_END_OF_STRUCT    = 102
	IMAGE_SYM_CLASS_FILE             = 103
	IMAGE_SYM_CLASS_SECTION          = 104
	IMAGE_SYM_CLASS_WEAK_EXTERNAL    = 105
	IMAGE_SYM_CLASS_CLR_TOKEN        = 107
	IMAGE_REL_I386_ABSOLUTE          = 0x0000
	IMAGE_REL_I386_DIR16             = 0x0001
	IMAGE_REL_I386_REL16             = 0x0002
	IMAGE_REL_I386_DIR32             = 0x0006
	IMAGE_REL_I386_DIR32NB           = 0x0007
	IMAGE_REL_I386_SEG12             = 0x0009
	IMAGE_REL_I386_SECTION           = 0x000A
	IMAGE_REL_I386_SECREL            = 0x000B
	IMAGE_REL_I386_TOKEN             = 0x000C
	IMAGE_REL_I386_SECREL7           = 0x000D
	IMAGE_REL_I386_REL32             = 0x0014
	IMAGE_REL_AMD64_ABSOLUTE         = 0x0000
	IMAGE_REL_AMD64_ADDR64           = 0x0001
	IMAGE_REL_AMD64_ADDR32           = 0x0002
	IMAGE_REL_AMD64_ADDR32NB         = 0x0003
	IMAGE_REL_AMD64_REL32            = 0x0004
	IMAGE_REL_AMD64_REL32_1          = 0x0005
	IMAGE_REL_AMD64_REL32_2          = 0x0006
	IMAGE_REL_AMD64_REL32_3          = 0x0007
	IMAGE_REL_AMD64_REL32_4          = 0x0008
	IMAGE_REL_AMD64_REL32_5          = 0x0009
	IMAGE_REL_AMD64_SECTION          = 0x000A
	IMAGE_REL_AMD64_SECREL           = 0x000B
	IMAGE_REL_AMD64_SECREL7          = 0x000C
	IMAGE_REL_AMD64_TOKEN            = 0x000D
	IMAGE_REL_AMD64_SREL32           = 0x000E
	IMAGE_REL_AMD64_PAIR             = 0x000F
	IMAGE_REL_AMD64_SSPAN32          = 0x0010
)
View Source 
const (
	CgoExportDynamic = 1 << 0
	CgoExportStatic  = 1 << 1
)

for dynexport field of LSym

View Source 
const (
	FileObj = 0 + iota
	ArchiveObj
	Pkgdef
)

whence for ldpkg

View Source 
const (
	RV_NONE = iota
	RV_POWER_LO
	RV_POWER_HI
	RV_POWER_HA
	RV_POWER_DS
	RV_CHECK_OVERFLOW = 1 << 8
	RV_TYPE_MASK      = RV_CHECK_OVERFLOW - 1
)

Reloc.variant

View Source 
const (
	LinkAuto = 0 + iota
	LinkInternal
	LinkExternal
)
View Source 
const (
	MACHO_CPU_AMD64               = 1<<24 | 7
	MACHO_CPU_386                 = 7
	MACHO_SUBCPU_X86              = 3
	MACHO_CPU_ARM                 = 12
	MACHO_SUBCPU_ARM              = 0
	MACHO_SUBCPU_ARMV7            = 9
	MACHO_CPU_ARM64               = 1<<24 | 12
	MACHO_SUBCPU_ARM64_ALL        = 0
	MACHO32SYMSIZE                = 12
	MACHO64SYMSIZE                = 16
	MACHO_X86_64_RELOC_UNSIGNED   = 0
	MACHO_X86_64_RELOC_SIGNED     = 1
	MACHO_X86_64_RELOC_BRANCH     = 2
	MACHO_X86_64_RELOC_GOT_LOAD   = 3
	MACHO_X86_64_RELOC_GOT        = 4
	MACHO_X86_64_RELOC_SUBTRACTOR = 5
	MACHO_X86_64_RELOC_SIGNED_1   = 6
	MACHO_X86_64_RELOC_SIGNED_2   = 7
	MACHO_X86_64_RELOC_SIGNED_4   = 8
	MACHO_ARM_RELOC_VANILLA       = 0
	MACHO_ARM_RELOC_BR24          = 5
	MACHO_ARM64_RELOC_UNSIGNED    = 0
	MACHO_ARM64_RELOC_BRANCH26    = 2
	MACHO_ARM64_RELOC_PAGE21      = 3
	MACHO_ARM64_RELOC_PAGEOFF12   = 4
	MACHO_ARM64_RELOC_ADDEND      = 10
	MACHO_GENERIC_RELOC_VANILLA   = 0
	MACHO_FAKE_GOTPCREL           = 100
)
View Source 
const (
	SymKindLocal = 0 + iota
	SymKindExtdef
	SymKindUndef
	NumSymKind
)
View Source 
const (
	LC_ID_DYLIB             = 0xd
	LC_LOAD_DYLINKER        = 0xe
	LC_PREBOUND_DYLIB       = 0x10
	LC_LOAD_WEAK_DYLIB      = 0x18
	LC_UUID                 = 0x1b
	LC_RPATH                = 0x8000001c
	LC_CODE_SIGNATURE       = 0x1d
	LC_SEGMENT_SPLIT_INFO   = 0x1e
	LC_REEXPORT_DYLIB       = 0x8000001f
	LC_ENCRYPTION_INFO      = 0x21
	LC_DYLD_INFO            = 0x22
	LC_DYLD_INFO_ONLY       = 0x80000022
	LC_VERSION_MIN_MACOSX   = 0x24
	LC_VERSION_MIN_IPHONEOS = 0x25
	LC_FUNCTION_STARTS      = 0x26
	LC_MAIN                 = 0x80000028
	LC_DATA_IN_CODE         = 0x29
	LC_SOURCE_VERSION       = 0x2A
	LC_DYLIB_CODE_SIGN_DRS  = 0x2B
	LC_ENCRYPTION_INFO_64   = 0x2C
)
View Source 
const (
	BUCKETSIZE    = 256 * MINFUNC
	SUBBUCKETS    = 16
	SUBBUCKETSIZE = BUCKETSIZE / SUBBUCKETS
	NOIDX         = 0x7fffffff
)
View Source 
const (
	PEBASE = 0x00400000

	// SectionAlignment must be greater than or equal to FileAlignment.
	// The default is the page size for the architecture.
	PESECTALIGN = 0x1000

	// FileAlignment should be a power of 2 between 512 and 64 K, inclusive.
	// The default is 512. If the SectionAlignment is less than
	// the architecture's page size, then FileAlignment must match SectionAlignment.
	PEFILEALIGN = 2 << 8
)
View Source 
const (
	IMAGE_FILE_MACHINE_I386              = 0x14c
	IMAGE_FILE_MACHINE_AMD64             = 0x8664
	IMAGE_FILE_RELOCS_STRIPPED           = 0x0001
	IMAGE_FILE_EXECUTABLE_IMAGE          = 0x0002
	IMAGE_FILE_LINE_NUMS_STRIPPED        = 0x0004
	IMAGE_FILE_LARGE_ADDRESS_AWARE       = 0x0020
	IMAGE_FILE_32BIT_MACHINE             = 0x0100
	IMAGE_FILE_DEBUG_STRIPPED            = 0x0200
	IMAGE_SCN_CNT_CODE                   = 0x00000020
	IMAGE_SCN_CNT_INITIALIZED_DATA       = 0x00000040
	IMAGE_SCN_CNT_UNINITIALIZED_DATA     = 0x00000080
	IMAGE_SCN_MEM_EXECUTE                = 0x20000000
	IMAGE_SCN_MEM_READ                   = 0x40000000
	IMAGE_SCN_MEM_WRITE                  = 0x80000000
	IMAGE_SCN_MEM_DISCARDABLE            = 0x2000000
	IMAGE_SCN_LNK_NRELOC_OVFL            = 0x1000000
	IMAGE_SCN_ALIGN_32BYTES              = 0x600000
	IMAGE_DIRECTORY_ENTRY_EXPORT         = 0
	IMAGE_DIRECTORY_ENTRY_IMPORT         = 1
	IMAGE_DIRECTORY_ENTRY_RESOURCE       = 2
	IMAGE_DIRECTORY_ENTRY_EXCEPTION      = 3
	IMAGE_DIRECTORY_ENTRY_SECURITY       = 4
	IMAGE_DIRECTORY_ENTRY_BASERELOC      = 5
	IMAGE_DIRECTORY_ENTRY_DEBUG          = 6
	IMAGE_DIRECTORY_ENTRY_COPYRIGHT      = 7
	IMAGE_DIRECTORY_ENTRY_ARCHITECTURE   = 7
	IMAGE_DIRECTORY_ENTRY_GLOBALPTR      = 8
	IMAGE_DIRECTORY_ENTRY_TLS            = 9
	IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG    = 10
	IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT   = 11
	IMAGE_DIRECTORY_ENTRY_IAT            = 12
	IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT   = 13
	IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR = 14
	IMAGE_SUBSYSTEM_WINDOWS_GUI          = 2
	IMAGE_SUBSYSTEM_WINDOWS_CUI          = 3
)
View Source 
const (
	ARMAG = "!<arch>\n"
)
View Source 
const (
	COMPUNITHEADERSIZE = 4 + 2 + 4 + 1
)

* Walk DWarfDebugInfoEntries, and emit .debug_info

View Source 
const (
	ELFRESERVE = 4096
)

* Total amount of space to reserve at the start of the file * for Header, PHeaders, SHeaders, and interp. * May waste some. * On FreeBSD, cannot be larger than a page.

View Source 
const (
	HASHSIZE = 107
)

* Debugging Information Entries and their attributes.

View Source 
const (
	INITIAL_MACHO_HEADR = 4 * 1024
)

* Total amount of space to reserve at the start of the file * for Header, PHeaders, and SHeaders. * May waste some.

View Source 
const (
	MINFUNC = 16 // minimum size for a function
)
View Source 
const (
	NSECT = 48
)

* We use the 64-bit data structures on both 32- and 64-bit machines * in order to write the code just once. The 64-bit data structure is * written in the 32-bit format on the 32-bit machines.

Variables

View Source 
var (
	Thearch Arch

	Debug  [128]int
	Lcsize int32

	Spsize  int32
	Symsize int32
)
View Source 
var (
	Thestring   string
	Thelinkarch *LinkArch

	Funcalign int

	Buildmode  BuildMode
	Linkshared bool

	Ctxt      *Link
	HEADR     int32
	HEADTYPE  int32
	INITRND   int32
	INITTEXT  int64
	INITDAT   int64
	INITENTRY string /* entry point */

	Linkmode int
)
View Source 
var (

	// buffered output
	Bso obj.Biobuf
)
View Source 
var ELF_NOTE_BUILDINFO_NAME = []byte("GNU\x00")
View Source 
var ELF_NOTE_GO_NAME = []byte("Go\x00\x00")
View Source 
var ELF_NOTE_NETBSD_NAME = []byte("NetBSD\x00")
View Source 
var ELF_NOTE_OPENBSD_NAME = []byte("OpenBSD\x00")
View Source 
var ElfMagic = [4]uint8{0x7F, 'E', 'L', 'F'}
View Source 
var Elfstrdat []byte
View Source 
var Iself bool
View Source 
var Link386 = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "386",
	Thechar:   '8',
	Minlc:     1,
	Ptrsize:   4,
	Regsize:   4,
}
View Source 
var Linkamd64 = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "amd64",
	Thechar:   '6',
	Minlc:     1,
	Ptrsize:   8,
	Regsize:   8,
}
View Source 
var Linkamd64p32 = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "amd64p32",
	Thechar:   '6',
	Minlc:     1,
	Ptrsize:   4,
	Regsize:   8,
}
View Source 
var Linkarm = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "arm",
	Thechar:   '5',
	Minlc:     4,
	Ptrsize:   4,
	Regsize:   4,
}
View Source 
var Linkarm64 = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "arm64",
	Thechar:   '7',
	Minlc:     4,
	Ptrsize:   8,
	Regsize:   8,
}
View Source 
var Linkppc64 = LinkArch{
	ByteOrder: binary.BigEndian,
	Name:      "ppc64",
	Thechar:   '9',
	Minlc:     4,
	Ptrsize:   8,
	Regsize:   8,
}
View Source 
var Linkppc64le = LinkArch{
	ByteOrder: binary.LittleEndian,
	Name:      "ppc64le",
	Thechar:   '9',
	Minlc:     4,
	Ptrsize:   8,
	Regsize:   8,
}
View Source 
var Nelfsym int = 1
View Source 
var PEFILEHEADR int32
View Source 
var PESECTHEADR int32

Functions

func Addaddr 

func Addaddr(ctxt *Link, s *LSym, t *LSym) int64

func Addaddrplus 

func Addaddrplus(ctxt *Link, s *LSym, t *LSym, add int64) int64

func Adddynsym 

func Adddynsym(ctxt *Link, s *LSym)

func Addpcrelplus 

func Addpcrelplus(ctxt *Link, s *LSym, t *LSym, add int64) int64

func Addstring 

func Addstring(s *LSym, str string) int64

func Adduint16 

func Adduint16(ctxt *Link, s *LSym, v uint16) int64

func Adduint32 

func Adduint32(ctxt *Link, s *LSym, v uint32) int64

func Adduint64 

func Adduint64(ctxt *Link, s *LSym, v uint64) int64

func Adduint8 

func Adduint8(ctxt *Link, s *LSym, v uint8) int64

func Asmbelf 

func Asmbelf(symo int64)

func Asmbelfsetup 

func Asmbelfsetup()

func Asmbmacho 

func Asmbmacho()

func Asmbpe 

func Asmbpe()

func Asmelfsym 

func Asmelfsym()

func Asmplan9sym 

func Asmplan9sym()

func AtExit 

func AtExit(f func())

func Be16 

func Be16(b []byte) uint16

func Be32 

func Be32(b []byte) uint32

func Cflush 

func Cflush()

func Codeblk 

func Codeblk(addr int64, size int64)

func Cpos 

func Cpos() int64

func Cput 

func Cput(c uint8)

func Cseek 

func Cseek(p int64)

func Cwrite 

func Cwrite(p []byte)

func Datblk 

func Datblk(addr int64, size int64)

func Diag 

func Diag(format string, args ...interface{})
func Domacholink() int64

func Dwarfemitdebugsections 

func Dwarfemitdebugsections()

* This is the main entry point for generating dwarf. After emitting * the mandatory debug_abbrev section, it calls writelines() to set up * the per-compilation unit part of the DIE tree, while simultaneously * emitting the debug_line section. When the final tree contains * forward references, it will write the debug_info section in 2 * passes. *

func DynlinkingGo 

func DynlinkingGo() bool

DynlinkingGo returns whether we are producing Go code that can live in separate shared libraries linked together at runtime.

func ELF32_R_INFO 

func ELF32_R_INFO(sym uint32, type_ uint32) uint32

func ELF32_R_SYM 

func ELF32_R_SYM(info uint32) uint32

func ELF32_R_TYPE 

func ELF32_R_TYPE(info uint32) uint32

func ELF32_ST_BIND 

func ELF32_ST_BIND(info uint8) uint8

func ELF32_ST_INFO 

func ELF32_ST_INFO(bind uint8, type_ uint8) uint8

func ELF32_ST_TYPE 

func ELF32_ST_TYPE(info uint8) uint8

func ELF32_ST_VISIBILITY 

func ELF32_ST_VISIBILITY(oth uint8) uint8

func ELF64_R_INFO 

func ELF64_R_INFO(sym uint32, type_ uint32) uint64

func ELF64_R_SYM 

func ELF64_R_SYM(info uint64) uint32

func ELF64_R_TYPE 

func ELF64_R_TYPE(info uint64) uint32

func ELF64_ST_BIND 

func ELF64_ST_BIND(info uint8) uint8

func ELF64_ST_INFO 

func ELF64_ST_INFO(bind uint8, type_ uint8) uint8

func ELF64_ST_TYPE 

func ELF64_ST_TYPE(info uint8) uint8

func ELF64_ST_VISIBILITY 

func ELF64_ST_VISIBILITY(oth uint8) uint8

func Elfadddynsym 

func Elfadddynsym(ctxt *Link, s *LSym)

func Elfemitreloc 

func Elfemitreloc()

func Elfinit 

func Elfinit()

Initialize the global variable that describes the ELF header. It will be updated as we write section and prog headers.

func Elfwritedynent 

func Elfwritedynent(s *LSym, tag int, val uint64)

func Elfwritedynentsymplus 

func Elfwritedynentsymplus(s *LSym, tag int, t *LSym, add int64)

func Entryvalue 

func Entryvalue() int64

func Exit 

func Exit(code int)

func Exitf 

func Exitf(format string, a ...interface{})

func Headstr 

func Headstr(v int) string

func Ldmain 

func Ldmain()

func Le16 

func Le16(b []byte) uint16

func Le32 

func Le32(b []byte) uint32

func Le64 

func Le64(b []byte) uint64

func Lflag 

func Lflag(arg string)

func Lputb 

func Lputb(l uint32)

func Lputl 

func Lputl(l uint32)

func Machoadddynlib 

func Machoadddynlib(lib string)

func Machoemitreloc 

func Machoemitreloc()

func Machoinit 

func Machoinit()

func Peinit 

func Peinit()

func Rnd 

func Rnd(v int64, r int64) int64

func Symaddr 

func Symaddr(s *LSym) int64

func Symgrow 

func Symgrow(ctxt *Link, s *LSym, siz int64)

func UseRelro 

func UseRelro() bool

UseRelro returns whether to make use of "read only relocations" aka relro.

func Vputb 

func Vputb(v uint64)

func Vputl 

func Vputl(v uint64)

func Wputb 

func Wputb(w uint16)

func Wputl 

func Wputl(w uint16)

Types

type ArHdr 

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

type Arch 

type Arch struct {
	Thechar          int
	Ptrsize          int
	Intsize          int
	Regsize          int
	Funcalign        int
	Maxalign         int
	Minlc            int
	Dwarfregsp       int
	Dwarfreglr       int
	Linuxdynld       string
	Freebsddynld     string
	Netbsddynld      string
	Openbsddynld     string
	Dragonflydynld   string
	Solarisdynld     string
	Adddynrel        func(*LSym, *Reloc)
	Archinit         func()
	Archreloc        func(*Reloc, *LSym, *int64) int
	Archrelocvariant func(*Reloc, *LSym, int64) int64
	Asmb             func()
	Elfreloc1        func(*Reloc, int64) int
	Elfsetupplt      func()
	Gentext          func()
	Machoreloc1      func(*Reloc, int64) int
	PEreloc1         func(*Reloc, int64) bool
	Lput             func(uint32)
	Wput             func(uint16)
	Vput             func(uint64)
}

type Auto 

type Auto struct {
	Asym    *LSym
	Link    *Auto
	Aoffset int32
	Name    int16
	Gotype  *LSym
}

type BuildMode 

type BuildMode uint8

A BuildMode indicates the sort of object we are building: 

"exe": build a main package and everything it imports into an executable.
"c-shared": build a main package, plus all packages that it imports, into a
  single C shared library. The only callable symbols will be those functions
  marked as exported.
"shared": combine all packages passed on the command line, and their
  dependencies, into a single shared library that will be used when
  building with the -linkshared option.

const (
	BuildmodeUnset BuildMode = iota
	BuildmodeExe
	BuildmodeCArchive
	BuildmodeCShared
	BuildmodeShared
)

func (*BuildMode) Set 

func (mode *BuildMode) Set(s string) error

func (*BuildMode) String 

func (mode *BuildMode) String() string

type COFFSym 

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

type Chain 

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

type DWAbbrev 

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

type DWAttr 

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

type DWAttrForm 

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

* Defining Abbrevs. This is hardcoded, and there will be * only a handful of them. The DWARF spec places no restriction on * the ordering of attributes in the Abbrevs and DIEs, and we will * always write them out in the order of declaration in the abbrev.

type DWDie 

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

type Dll 

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

type ElfEhdr 

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

* ELF header.

type ElfHdrBytes 

type ElfHdrBytes struct {
	Ident     [16]uint8
	Type      [2]uint8
	Machine   [2]uint8
	Version   [4]uint8
	Entry     [4]uint8
	Phoff     [4]uint8
	Shoff     [4]uint8
	Flags     [4]uint8
	Ehsize    [2]uint8
	Phentsize [2]uint8
	Phnum     [2]uint8
	Shentsize [2]uint8
	Shnum     [2]uint8
	Shstrndx  [2]uint8
}

type ElfHdrBytes64 

type ElfHdrBytes64 struct {
	Ident     [16]uint8
	Type      [2]uint8
	Machine   [2]uint8
	Version   [4]uint8
	Entry     [8]uint8
	Phoff     [8]uint8
	Shoff     [8]uint8
	Flags     [4]uint8
	Ehsize    [2]uint8
	Phentsize [2]uint8
	Phnum     [2]uint8
	Shentsize [2]uint8
	Shnum     [2]uint8
	Shstrndx  [2]uint8
}

type ElfObj 

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

type ElfPhdr 

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

* Program header.

type ElfProgBytes 

type ElfProgBytes struct {
}

type ElfProgBytes64 

type ElfProgBytes64 struct {
}

type ElfSect 

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

type ElfSectBytes 

type ElfSectBytes struct {
	Name    [4]uint8
	Type    [4]uint8
	Flags   [4]uint8
	Addr    [4]uint8
	Off     [4]uint8
	Size    [4]uint8
	Link    [4]uint8
	Info    [4]uint8
	Align   [4]uint8
	Entsize [4]uint8
}

type ElfSectBytes64 

type ElfSectBytes64 struct {
	Name    [4]uint8
	Type    [4]uint8
	Flags   [8]uint8
	Addr    [8]uint8
	Off     [8]uint8
	Size    [8]uint8
	Link    [4]uint8
	Info    [4]uint8
	Align   [8]uint8
	Entsize [8]uint8
}

type ElfShdr 

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

* Section header.

type ElfSym 

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

type ElfSymBytes 

type ElfSymBytes struct {
	Name  [4]uint8
	Value [4]uint8
	Size  [4]uint8
	Info  uint8
	Other uint8
	Shndx [2]uint8
}

type ElfSymBytes64 

type ElfSymBytes64 struct {
	Name  [4]uint8
	Info  uint8
	Other uint8
	Shndx [2]uint8
	Value [8]uint8
	Size  [8]uint8
}

type Elf_Note 

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

* Note header. The ".note" section contains an array of notes. Each * begins with this header, aligned to a word boundary. Immediately * following the note header is n_namesz bytes of name, padded to the * next word boundary. Then comes n_descsz bytes of descriptor, again * padded to a word boundary. The values of n_namesz and n_descsz do * not include the padding.

type Elfaux 

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

type Elflib 

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

type Elfstring 

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

type GCProg 

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

func (*GCProg) AddSym 

func (p *GCProg) AddSym(s *LSym)

func (*GCProg) End 

func (p *GCProg) End(size int64)

func (*GCProg) Init 

func (p *GCProg) Init(name string)

type Hostobj 

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

type IMAGE_DATA_DIRECTORY 

type IMAGE_DATA_DIRECTORY struct {
	VirtualAddress uint32
	Size           uint32
}

type IMAGE_EXPORT_DIRECTORY 

type IMAGE_EXPORT_DIRECTORY struct {
	Characteristics       uint32
	TimeDateStamp         uint32
	MajorVersion          uint16
	MinorVersion          uint16
	Name                  uint32
	Base                  uint32
	NumberOfFunctions     uint32
	NumberOfNames         uint32
	AddressOfFunctions    uint32
	AddressOfNames        uint32
	AddressOfNameOrdinals uint32
}

type IMAGE_FILE_HEADER 

type IMAGE_FILE_HEADER struct {
	Machine              uint16
	NumberOfSections     uint16
	TimeDateStamp        uint32
	PointerToSymbolTable uint32
	NumberOfSymbols      uint32
	SizeOfOptionalHeader uint16
	Characteristics      uint16
}

type IMAGE_IMPORT_DESCRIPTOR 

type IMAGE_IMPORT_DESCRIPTOR struct {
	OriginalFirstThunk uint32
	TimeDateStamp      uint32
	ForwarderChain     uint32
	Name               uint32
	FirstThunk         uint32
}

type IMAGE_OPTIONAL_HEADER 

type IMAGE_OPTIONAL_HEADER struct {
	Magic                       uint16
	MajorLinkerVersion          uint8
	MinorLinkerVersion          uint8
	SizeOfCode                  uint32
	SizeOfInitializedData       uint32
	SizeOfUninitializedData     uint32
	AddressOfEntryPoint         uint32
	BaseOfCode                  uint32
	BaseOfData                  uint32
	ImageBase                   uint32
	SectionAlignment            uint32
	FileAlignment               uint32
	MajorOperatingSystemVersion uint16
	MinorOperatingSystemVersion uint16
	MajorImageVersion           uint16
	MinorImageVersion           uint16
	MajorSubsystemVersion       uint16
	MinorSubsystemVersion       uint16
	Win32VersionValue           uint32
	SizeOfImage                 uint32
	SizeOfHeaders               uint32
	CheckSum                    uint32
	Subsystem                   uint16
	DllCharacteristics          uint16
	SizeOfStackReserve          uint32
	SizeOfStackCommit           uint32
	SizeOfHeapReserve           uint32
	SizeOfHeapCommit            uint32
	LoaderFlags                 uint32
	NumberOfRvaAndSizes         uint32
	DataDirectory               [16]IMAGE_DATA_DIRECTORY
}

type IMAGE_SECTION_HEADER 

type IMAGE_SECTION_HEADER struct {
	Name                 [8]uint8
	VirtualSize          uint32
	VirtualAddress       uint32
	SizeOfRawData        uint32
	PointerToRawData     uint32
	PointerToRelocations uint32
	PointerToLineNumbers uint32
	NumberOfRelocations  uint16
	NumberOfLineNumbers  uint16
	Characteristics      uint32
}

type Imp 

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

type Import 

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

* package import data

type LSym 

type LSym struct {
	Name       string
	Extname    string
	Type       int16
	Version    int16
	Dupok      uint8
	Cfunc      uint8
	External   uint8
	Nosplit    uint8
	Reachable  bool
	Cgoexport  uint8
	Special    uint8
	Stkcheck   uint8
	Hide       uint8
	Leaf       uint8
	Localentry uint8
	Onlist     uint8
	// ElfType is set for symbols read from shared libraries by ldshlibsyms. It
	// is not set for symbols defined by the packages being linked or by symbols
	// read by ldelf (and so is left as elf.STT_NOTYPE).
	ElfType     elf.SymType
	Dynid       int32
	Plt         int32
	Got         int32
	Align       int32
	Elfsym      int32
	Args        int32
	Locals      int32
	Value       int64
	Size        int64
	Hash        *LSym
	Allsym      *LSym
	Next        *LSym
	Sub         *LSym
	Outer       *LSym
	Gotype      *LSym
	Reachparent *LSym
	Queue       *LSym
	File        string
	Dynimplib   string
	Dynimpvers  string
	Sect        *Section
	Autom       *Auto
	Pcln        *Pcln
	P           []byte
	R           []Reloc
	Local       bool
}

func Linklookup 

func Linklookup(ctxt *Link, name string, v int) *LSym

func Linkrlookup 

func Linkrlookup(ctxt *Link, name string, v int) *LSym

read-only lookup

func (*LSym) String 

func (s *LSym) String() string

type LdMachoCmd 

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

type LdMachoDysymtab 

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

type LdMachoObj 

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

type LdMachoRel 

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

type LdMachoSect 

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

type LdMachoSeg 

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

type LdMachoSym 

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

type LdMachoSymtab 

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

type Library 

type Library struct {
	Objref string
	Srcref string
	File   string
	Pkg    string
	Shlib  string
	// contains filtered or unexported fields
}
type Link struct {
	Thechar    int32
	Thestring  string
	Goarm      int32
	Headtype   int
	Arch       *LinkArch
	Debugasm   int32
	Debugvlog  int32
	Bso        *obj.Biobuf
	Windows    int32
	Goroot     string
	Hash       map[symVer]*LSym
	Allsym     *LSym
	Nsymbol    int32
	Tlsg       *LSym
	Libdir     []string
	Library    []*Library
	Shlibs     []Shlib
	Tlsoffset  int
	Diag       func(string, ...interface{})
	Cursym     *LSym
	Version    int
	Textp      *LSym
	Etextp     *LSym
	Nhistfile  int32
	Filesyms   *LSym
	Moduledata *LSym
}

type LinkArch 

type LinkArch struct {
	ByteOrder binary.ByteOrder
	Name      string
	Thechar   int
	Minlc     int
	Ptrsize   int
	Regsize   int
}

type MachoHdr 

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

type MachoLoad 

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

type MachoSect 

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

type MachoSeg 

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

type PE64_IMAGE_OPTIONAL_HEADER 

type PE64_IMAGE_OPTIONAL_HEADER struct {
	Magic                       uint16
	MajorLinkerVersion          uint8
	MinorLinkerVersion          uint8
	SizeOfCode                  uint32
	SizeOfInitializedData       uint32
	SizeOfUninitializedData     uint32
	AddressOfEntryPoint         uint32
	BaseOfCode                  uint32
	ImageBase                   uint64
	SectionAlignment            uint32
	FileAlignment               uint32
	MajorOperatingSystemVersion uint16
	MinorOperatingSystemVersion uint16
	MajorImageVersion           uint16
	MinorImageVersion           uint16
	MajorSubsystemVersion       uint16
	MinorSubsystemVersion       uint16
	Win32VersionValue           uint32
	SizeOfImage                 uint32
	SizeOfHeaders               uint32
	CheckSum                    uint32
	Subsystem                   uint16
	DllCharacteristics          uint16
	SizeOfStackReserve          uint64
	SizeOfStackCommit           uint64
	SizeOfHeapReserve           uint64
	SizeOfHeapCommit            uint64
	LoaderFlags                 uint32
	NumberOfRvaAndSizes         uint32
	DataDirectory               [16]IMAGE_DATA_DIRECTORY
}

X64

type Pcdata 

type Pcdata struct {
	P []byte
}

type Pciter 

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

type Pcln 

type Pcln struct {
	Pcsp        Pcdata
	Pcfile      Pcdata
	Pcline      Pcdata
	Pcdata      []Pcdata
	Npcdata     int
	Funcdata    []*LSym
	Funcdataoff []int64
	Nfuncdata   int
	File        []*LSym
	Nfile       int
	Mfile       int
	Lastfile    *LSym
	Lastindex   int
}

type PeObj 

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

type PeSect 

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

type PeSym 

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

type Pkg 

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

type Reloc 

type Reloc struct {
	Off     int32
	Siz     uint8
	Done    uint8
	Type    int32
	Variant int32
	Add     int64
	Xadd    int64
	Sym     *LSym
	Xsym    *LSym
}

func Addrel 

func Addrel(s *LSym) *Reloc

type Rpath 

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

func (*Rpath) Set 

func (r *Rpath) Set(val string) error

func (*Rpath) String 

func (r *Rpath) String() string

type Section 

type Section struct {
	Rwx     uint8
	Extnum  int16
	Align   int32
	Name    string
	Vaddr   uint64
	Length  uint64
	Next    *Section
	Seg     *Segment
	Elfsect *ElfShdr
	Reloff  uint64
	Rellen  uint64
}

type Segment 

type Segment struct {
	Rwx     uint8  // permission as usual unix bits (5 = r-x etc)
	Vaddr   uint64 // virtual address
	Length  uint64 // length in memory
	Fileoff uint64 // file offset
	Filelen uint64 // length on disk
	Sect    *Section
}
var (
	Segtext   Segment
	Segrodata Segment
	Segdata   Segment
	Segdwarf  Segment
)

type Shlib 

type Shlib struct {
	Path string
	Hash []byte
	Deps []string
	File *elf.File
}

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