1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright (C) 2006-2017 Free Software Foundation, Inc.
4 // Written by Ian Lance Taylor <iant@google.com>.
6 // This file is part of elfcpp.
8 // This program is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public License
10 // as published by the Free Software Foundation; either version 2, or
11 // (at your option) any later version.
13 // In addition to the permissions in the GNU Library General Public
14 // License, the Free Software Foundation gives you unlimited
15 // permission to link the compiled version of this file into
16 // combinations with other programs, and to distribute those
17 // combinations without any restriction coming from the use of this
18 // file. (The Library Public License restrictions do apply in other
19 // respects; for example, they cover modification of the file, and
20 // distribution when not linked into a combined executable.)
22 // This program is distributed in the hope that it will be useful, but
23 // WITHOUT ANY WARRANTY; without even the implied warranty of
24 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
25 // Library General Public License for more details.
27 // You should have received a copy of the GNU Library General Public
28 // License along with this program; if not, write to the Free Software
29 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
32 // This is the external interface for elfcpp.
37 #include "elfcpp_swap.h"
46 // These types are always the same size.
48 typedef uint16_t Elf_Half
;
49 typedef uint32_t Elf_Word
;
50 typedef int32_t Elf_Sword
;
51 typedef uint64_t Elf_Xword
;
52 typedef int64_t Elf_Sxword
;
54 // These types vary in size depending on the ELF file class. The
55 // template parameter should be 32 or 64.
63 typedef uint32_t Elf_Addr
;
64 typedef uint32_t Elf_Off
;
65 typedef uint32_t Elf_WXword
;
66 typedef int32_t Elf_Swxword
;
72 typedef uint64_t Elf_Addr
;
73 typedef uint64_t Elf_Off
;
74 typedef uint64_t Elf_WXword
;
75 typedef int64_t Elf_Swxword
;
78 // Offsets within the Ehdr e_ident field.
80 const int EI_MAG0
= 0;
81 const int EI_MAG1
= 1;
82 const int EI_MAG2
= 2;
83 const int EI_MAG3
= 3;
84 const int EI_CLASS
= 4;
85 const int EI_DATA
= 5;
86 const int EI_VERSION
= 6;
87 const int EI_OSABI
= 7;
88 const int EI_ABIVERSION
= 8;
90 const int EI_NIDENT
= 16;
92 // The valid values found in Ehdr e_ident[EI_MAG0 through EI_MAG3].
94 const int ELFMAG0
= 0x7f;
95 const int ELFMAG1
= 'E';
96 const int ELFMAG2
= 'L';
97 const int ELFMAG3
= 'F';
99 // The valid values found in Ehdr e_ident[EI_CLASS].
108 // The valid values found in Ehdr e_ident[EI_DATA].
117 // The valid values found in Ehdr e_ident[EI_VERSION] and e_version.
125 // The valid values found in Ehdr e_ident[EI_OSABI].
133 // ELFOSABI_LINUX is an alias for ELFOSABI_GNU.
135 ELFOSABI_SOLARIS
= 6,
138 ELFOSABI_FREEBSD
= 9,
140 ELFOSABI_MODESTO
= 11,
141 ELFOSABI_OPENBSD
= 12,
142 ELFOSABI_OPENVMS
= 13,
145 // A GNU extension for the ARM.
147 // A GNU extension for the MSP.
148 ELFOSABI_STANDALONE
= 255
151 // The valid values found in the Ehdr e_type field.
166 // The valid values found in the Ehdr e_machine field.
181 // 11 was the old Sparc V9 ABI.
182 // 12 through 14 are reserved.
185 // Some old PowerPC object files use 17.
192 // 23 through 35 are served.
256 // Some old picoJava object files use 99 (EM_PJ is correct).
269 EM_ALTERA_NIOS2
= 113,
280 // Infineon Technologies 16-bit microcontroller with C166-V2 core.
283 EM_XSTORMY16
= 0xad45,
290 // Old AVR objects used 0x1057 (EM_AVR is correct).
291 // Old MSP430 objects used 0x1059 (EM_MSP430 is correct).
292 // Old FR30 objects used 0x3330 (EM_FR30 is correct).
293 // Old OpenRISC objects used 0x3426 and 0x8472 (EM_OR1K is correct).
294 // Old D10V objects used 0x7650 (EM_D10V is correct).
295 // Old D30V objects used 0x7676 (EM_D30V is correct).
296 // Old IP2X objects used 0x8217 (EM_IP2K is correct).
297 // Old PowerPC objects used 0x9025 (EM_PPC is correct).
298 // Old Alpha objects used 0x9026 (EM_ALPHA is correct).
299 // Old M32R objects used 0x9041 (EM_M32R is correct).
300 // Old V850 objects used 0x9080 (EM_V850 is correct).
301 // Old S/390 objects used 0xa390 (EM_S390 is correct).
302 // Old Xtensa objects used 0xabc7 (EM_XTENSA is correct).
303 // Old MN10300 objects used 0xbeef (EM_MN10300 is correct).
304 // Old MN10200 objects used 0xdead (EM_MN10200 is correct).
307 // A special value found in the Ehdr e_phnum field.
311 // Number of program segments stored in sh_info field of first
316 // Special section indices.
321 SHN_LORESERVE
= 0xff00,
329 SHN_HIRESERVE
= 0xffff,
331 // Provide for initial and final section ordering in conjunction
332 // with the SHF_LINK_ORDER and SHF_ORDERED section flags.
336 // x86_64 specific large common symbol.
337 SHN_X86_64_LCOMMON
= 0xff02
340 // The valid values found in the Shdr sh_type field.
358 SHT_PREINIT_ARRAY
= 16,
360 SHT_SYMTAB_SHNDX
= 18,
361 SHT_LOOS
= 0x60000000,
362 SHT_HIOS
= 0x6fffffff,
363 SHT_LOPROC
= 0x70000000,
364 SHT_HIPROC
= 0x7fffffff,
365 SHT_LOUSER
= 0x80000000,
366 SHT_HIUSER
= 0xffffffff,
367 // The remaining values are not in the standard.
368 // Incremental build data.
369 SHT_GNU_INCREMENTAL_INPUTS
= 0x6fff4700,
370 SHT_GNU_INCREMENTAL_SYMTAB
= 0x6fff4701,
371 SHT_GNU_INCREMENTAL_RELOCS
= 0x6fff4702,
372 SHT_GNU_INCREMENTAL_GOT_PLT
= 0x6fff4703,
373 // Object attributes.
374 SHT_GNU_ATTRIBUTES
= 0x6ffffff5,
375 // GNU style dynamic hash table.
376 SHT_GNU_HASH
= 0x6ffffff6,
377 // List of prelink dependencies.
378 SHT_GNU_LIBLIST
= 0x6ffffff7,
379 // Versions defined by file.
380 SHT_SUNW_verdef
= 0x6ffffffd,
381 SHT_GNU_verdef
= 0x6ffffffd,
382 // Versions needed by file.
383 SHT_SUNW_verneed
= 0x6ffffffe,
384 SHT_GNU_verneed
= 0x6ffffffe,
386 SHT_SUNW_versym
= 0x6fffffff,
387 SHT_GNU_versym
= 0x6fffffff,
389 SHT_SPARC_GOTDATA
= 0x70000000,
391 // ARM-specific section types.
392 // Exception Index table.
393 SHT_ARM_EXIDX
= 0x70000001,
394 // BPABI DLL dynamic linking pre-emption map.
395 SHT_ARM_PREEMPTMAP
= 0x70000002,
396 // Object file compatibility attributes.
397 SHT_ARM_ATTRIBUTES
= 0x70000003,
398 // Support for debugging overlaid programs.
399 SHT_ARM_DEBUGOVERLAY
= 0x70000004,
400 SHT_ARM_OVERLAYSECTION
= 0x70000005,
402 // x86_64 unwind information.
403 SHT_X86_64_UNWIND
= 0x70000001,
405 // MIPS-specific section types.
406 // Section contains register usage information.
407 SHT_MIPS_REGINFO
= 0x70000006,
408 // Section contains miscellaneous options.
409 SHT_MIPS_OPTIONS
= 0x7000000d,
410 // ABI related flags section.
411 SHT_MIPS_ABIFLAGS
= 0x7000002a,
413 // AARCH64-specific section type.
414 SHT_AARCH64_ATTRIBUTES
= 0x70000003,
416 // Link editor is to sort the entries in this section based on the
417 // address specified in the associated symbol table entry.
418 SHT_ORDERED
= 0x7fffffff
421 // The valid bit flags found in the Shdr sh_flags field.
430 SHF_INFO_LINK
= 0x40,
431 SHF_LINK_ORDER
= 0x80,
432 SHF_OS_NONCONFORMING
= 0x100,
435 SHF_COMPRESSED
= 0x800,
436 SHF_MASKOS
= 0x0ff00000,
437 SHF_MASKPROC
= 0xf0000000,
439 // Indicates this section requires ordering in relation to
440 // other sections of the same type. Ordered sections are
441 // combined within the section pointed to by the sh_link entry.
442 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
443 // sorted section is to precede or follow, respectively, all
444 // other sections in the set being ordered.
445 SHF_ORDERED
= 0x40000000,
446 // This section is excluded from input to the link-edit of an
447 // executable or shared object. This flag is ignored if SHF_ALLOC
448 // is also set, or if relocations exist against the section.
449 SHF_EXCLUDE
= 0x80000000,
451 // Section with data that is GP relative addressable.
452 SHF_MIPS_GPREL
= 0x10000000,
454 // x86_64 specific large section.
455 SHF_X86_64_LARGE
= 0x10000000
458 // Values which appear in the first Elf_WXword of the section data
459 // of a SHF_COMPRESSED section.
462 ELFCOMPRESS_ZLIB
= 1,
463 ELFCOMPRESS_LOOS
= 0x60000000,
464 ELFCOMPRESS_HIOS
= 0x6fffffff,
465 ELFCOMPRESS_LOPROC
= 0x70000000,
466 ELFCOMPRESS_HIPROC
= 0x7fffffff,
469 // Bit flags which appear in the first 32-bit word of the section data
470 // of a SHT_GROUP section.
475 GRP_MASKOS
= 0x0ff00000,
476 GRP_MASKPROC
= 0xf0000000
479 // The valid values found in the Phdr p_type field.
491 PT_LOOS
= 0x60000000,
492 PT_HIOS
= 0x6fffffff,
493 PT_LOPROC
= 0x70000000,
494 PT_HIPROC
= 0x7fffffff,
495 // The remaining values are not in the standard.
496 // Frame unwind information.
497 PT_GNU_EH_FRAME
= 0x6474e550,
498 PT_SUNW_EH_FRAME
= 0x6474e550,
500 PT_GNU_STACK
= 0x6474e551,
501 // Read only after relocation.
502 PT_GNU_RELRO
= 0x6474e552,
503 // Platform architecture compatibility information
504 PT_ARM_ARCHEXT
= 0x70000000,
505 // Exception unwind tables
506 PT_ARM_EXIDX
= 0x70000001,
507 // Register usage information. Identifies one .reginfo section.
508 PT_MIPS_REGINFO
=0x70000000,
509 // Runtime procedure table.
510 PT_MIPS_RTPROC
= 0x70000001,
511 // .MIPS.options section.
512 PT_MIPS_OPTIONS
= 0x70000002,
513 // .MIPS.abiflags section.
514 PT_MIPS_ABIFLAGS
= 0x70000003,
515 // Platform architecture compatibility information
516 PT_AARCH64_ARCHEXT
= 0x70000000,
517 // Exception unwind tables
518 PT_AARCH64_UNWIND
= 0x70000001
521 // The valid bit flags found in the Phdr p_flags field.
528 PF_MASKOS
= 0x0ff00000,
529 PF_MASKPROC
= 0xf0000000
532 // Symbol binding from Sym st_info field.
546 // Symbol types from Sym st_info field.
558 // GNU extension: symbol value points to a function which is called
559 // at runtime to determine the final value of the symbol.
567 // The section type that must be used for register symbols on
568 // Sparc. These symbols initialize a global register.
569 STT_SPARC_REGISTER
= 13,
571 // ARM: a THUMB function. This is not defined in ARM ELF Specification but
572 // used by the GNU tool-chain.
577 elf_st_bind(unsigned char info
)
579 return static_cast<STB
>(info
>> 4);
583 elf_st_type(unsigned char info
)
585 return static_cast<STT
>(info
& 0xf);
589 elf_st_info(STB bind
, STT type
)
591 return ((static_cast<unsigned char>(bind
) << 4)
592 + (static_cast<unsigned char>(type
) & 0xf));
595 // Symbol visibility from Sym st_other field.
606 elf_st_visibility(unsigned char other
)
608 return static_cast<STV
>(other
& 0x3);
612 elf_st_nonvis(unsigned char other
)
614 return static_cast<STV
>(other
>> 2);
618 elf_st_other(STV vis
, unsigned char nonvis
)
620 return ((nonvis
<< 2)
621 + (static_cast<unsigned char>(vis
) & 3));
624 // Reloc information from Rel/Rela r_info field.
628 elf_r_sym(typename Elf_types
<size
>::Elf_WXword
);
632 elf_r_sym
<32>(Elf_Word v
)
639 elf_r_sym
<64>(Elf_Xword v
)
646 elf_r_type(typename Elf_types
<size
>::Elf_WXword
);
650 elf_r_type
<32>(Elf_Word v
)
657 elf_r_type
<64>(Elf_Xword v
)
659 return v
& 0xffffffff;
663 typename Elf_types
<size
>::Elf_WXword
664 elf_r_info(unsigned int s
, unsigned int t
);
668 elf_r_info
<32>(unsigned int s
, unsigned int t
)
670 return (s
<< 8) + (t
& 0xff);
675 elf_r_info
<64>(unsigned int s
, unsigned int t
)
677 return (static_cast<Elf_Xword
>(s
) << 32) + (t
& 0xffffffff);
680 // Dynamic tags found in the PT_DYNAMIC segment.
711 DT_INIT_ARRAYSZ
= 27,
712 DT_FINI_ARRAYSZ
= 28,
716 // This is used to mark a range of dynamic tags. It is not really
720 DT_PREINIT_ARRAY
= 32,
721 DT_PREINIT_ARRAYSZ
= 33,
722 DT_LOOS
= 0x6000000d,
723 DT_HIOS
= 0x6ffff000,
724 DT_LOPROC
= 0x70000000,
725 DT_HIPROC
= 0x7fffffff,
727 // The remaining values are extensions used by GNU or Solaris.
728 DT_VALRNGLO
= 0x6ffffd00,
729 DT_GNU_PRELINKED
= 0x6ffffdf5,
730 DT_GNU_CONFLICTSZ
= 0x6ffffdf6,
731 DT_GNU_LIBLISTSZ
= 0x6ffffdf7,
732 DT_CHECKSUM
= 0x6ffffdf8,
733 DT_PLTPADSZ
= 0x6ffffdf9,
734 DT_MOVEENT
= 0x6ffffdfa,
735 DT_MOVESZ
= 0x6ffffdfb,
736 DT_FEATURE
= 0x6ffffdfc,
737 DT_POSFLAG_1
= 0x6ffffdfd,
738 DT_SYMINSZ
= 0x6ffffdfe,
739 DT_SYMINENT
= 0x6ffffdff,
740 DT_VALRNGHI
= 0x6ffffdff,
742 DT_ADDRRNGLO
= 0x6ffffe00,
743 DT_GNU_HASH
= 0x6ffffef5,
744 DT_TLSDESC_PLT
= 0x6ffffef6,
745 DT_TLSDESC_GOT
= 0x6ffffef7,
746 DT_GNU_CONFLICT
= 0x6ffffef8,
747 DT_GNU_LIBLIST
= 0x6ffffef9,
748 DT_CONFIG
= 0x6ffffefa,
749 DT_DEPAUDIT
= 0x6ffffefb,
750 DT_AUDIT
= 0x6ffffefc,
751 DT_PLTPAD
= 0x6ffffefd,
752 DT_MOVETAB
= 0x6ffffefe,
753 DT_SYMINFO
= 0x6ffffeff,
754 DT_ADDRRNGHI
= 0x6ffffeff,
756 DT_RELACOUNT
= 0x6ffffff9,
757 DT_RELCOUNT
= 0x6ffffffa,
758 DT_FLAGS_1
= 0x6ffffffb,
759 DT_VERDEF
= 0x6ffffffc,
760 DT_VERDEFNUM
= 0x6ffffffd,
761 DT_VERNEED
= 0x6ffffffe,
762 DT_VERNEEDNUM
= 0x6fffffff,
764 DT_VERSYM
= 0x6ffffff0,
766 // Specify the value of _GLOBAL_OFFSET_TABLE_.
767 DT_PPC_GOT
= 0x70000000,
769 // Specify the start of the .glink section.
770 DT_PPC64_GLINK
= 0x70000000,
772 // Specify the start and size of the .opd section.
773 DT_PPC64_OPD
= 0x70000001,
774 DT_PPC64_OPDSZ
= 0x70000002,
776 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
777 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
778 // symbol in the symbol table.
779 DT_SPARC_REGISTER
= 0x70000001,
781 // MIPS specific dynamic array tags.
782 // 32 bit version number for runtime linker interface.
783 DT_MIPS_RLD_VERSION
= 0x70000001,
785 DT_MIPS_TIME_STAMP
= 0x70000002,
786 // Checksum of external strings and common sizes.
787 DT_MIPS_ICHECKSUM
= 0x70000003,
788 // Index of version string in string table.
789 DT_MIPS_IVERSION
= 0x70000004,
791 DT_MIPS_FLAGS
= 0x70000005,
792 // Base address of the segment.
793 DT_MIPS_BASE_ADDRESS
= 0x70000006,
795 DT_MIPS_MSYM
= 0x70000007,
796 // Address of .conflict section.
797 DT_MIPS_CONFLICT
= 0x70000008,
798 // Address of .liblist section.
799 DT_MIPS_LIBLIST
= 0x70000009,
800 // Number of local global offset table entries.
801 DT_MIPS_LOCAL_GOTNO
= 0x7000000a,
802 // Number of entries in the .conflict section.
803 DT_MIPS_CONFLICTNO
= 0x7000000b,
804 // Number of entries in the .liblist section.
805 DT_MIPS_LIBLISTNO
= 0x70000010,
806 // Number of entries in the .dynsym section.
807 DT_MIPS_SYMTABNO
= 0x70000011,
808 // Index of first external dynamic symbol not referenced locally.
809 DT_MIPS_UNREFEXTNO
= 0x70000012,
810 // Index of first dynamic symbol in global offset table.
811 DT_MIPS_GOTSYM
= 0x70000013,
812 // Number of page table entries in global offset table.
813 DT_MIPS_HIPAGENO
= 0x70000014,
814 // Address of run time loader map, used for debugging.
815 DT_MIPS_RLD_MAP
= 0x70000016,
816 // Delta C++ class definition.
817 DT_MIPS_DELTA_CLASS
= 0x70000017,
818 // Number of entries in DT_MIPS_DELTA_CLASS.
819 DT_MIPS_DELTA_CLASS_NO
= 0x70000018,
820 // Delta C++ class instances.
821 DT_MIPS_DELTA_INSTANCE
= 0x70000019,
822 // Number of entries in DT_MIPS_DELTA_INSTANCE.
823 DT_MIPS_DELTA_INSTANCE_NO
= 0x7000001a,
824 // Delta relocations.
825 DT_MIPS_DELTA_RELOC
= 0x7000001b,
826 // Number of entries in DT_MIPS_DELTA_RELOC.
827 DT_MIPS_DELTA_RELOC_NO
= 0x7000001c,
828 // Delta symbols that Delta relocations refer to.
829 DT_MIPS_DELTA_SYM
= 0x7000001d,
830 // Number of entries in DT_MIPS_DELTA_SYM.
831 DT_MIPS_DELTA_SYM_NO
= 0x7000001e,
832 // Delta symbols that hold class declarations.
833 DT_MIPS_DELTA_CLASSSYM
= 0x70000020,
834 // Number of entries in DT_MIPS_DELTA_CLASSSYM.
835 DT_MIPS_DELTA_CLASSSYM_NO
= 0x70000021,
836 // Flags indicating information about C++ flavor.
837 DT_MIPS_CXX_FLAGS
= 0x70000022,
838 // Pixie information (???).
839 DT_MIPS_PIXIE_INIT
= 0x70000023,
840 // Address of .MIPS.symlib
841 DT_MIPS_SYMBOL_LIB
= 0x70000024,
842 // The GOT index of the first PTE for a segment
843 DT_MIPS_LOCALPAGE_GOTIDX
= 0x70000025,
844 // The GOT index of the first PTE for a local symbol
845 DT_MIPS_LOCAL_GOTIDX
= 0x70000026,
846 // The GOT index of the first PTE for a hidden symbol
847 DT_MIPS_HIDDEN_GOTIDX
= 0x70000027,
848 // The GOT index of the first PTE for a protected symbol
849 DT_MIPS_PROTECTED_GOTIDX
= 0x70000028,
850 // Address of `.MIPS.options'.
851 DT_MIPS_OPTIONS
= 0x70000029,
852 // Address of `.interface'.
853 DT_MIPS_INTERFACE
= 0x7000002a,
855 DT_MIPS_DYNSTR_ALIGN
= 0x7000002b,
856 // Size of the .interface section.
857 DT_MIPS_INTERFACE_SIZE
= 0x7000002c,
858 // Size of rld_text_resolve function stored in the GOT.
859 DT_MIPS_RLD_TEXT_RESOLVE_ADDR
= 0x7000002d,
860 // Default suffix of DSO to be added by rld on dlopen() calls.
861 DT_MIPS_PERF_SUFFIX
= 0x7000002e,
862 // Size of compact relocation section (O32).
863 DT_MIPS_COMPACT_SIZE
= 0x7000002f,
864 // GP value for auxiliary GOTs.
865 DT_MIPS_GP_VALUE
= 0x70000030,
866 // Address of auxiliary .dynamic.
867 DT_MIPS_AUX_DYNAMIC
= 0x70000031,
868 // Address of the base of the PLTGOT.
869 DT_MIPS_PLTGOT
= 0x70000032,
870 // Points to the base of a writable PLT.
871 DT_MIPS_RWPLT
= 0x70000034,
872 // Relative offset of run time loader map, used for debugging.
873 DT_MIPS_RLD_MAP_REL
= 0x70000035,
875 DT_AUXILIARY
= 0x7ffffffd,
876 DT_USED
= 0x7ffffffe,
877 DT_FILTER
= 0x7fffffff
880 // Flags found in the DT_FLAGS dynamic element.
891 // Flags found in the DT_FLAGS_1 dynamic element.
899 DF_1_LOADFLTR
= 0x10,
900 DF_1_INITFIRST
= 0x20,
905 DF_1_INTERPOSE
= 0x400,
906 DF_1_NODEFLIB
= 0x800,
907 DF_1_NODUMP
= 0x1000,
908 DF_1_CONLFAT
= 0x2000
911 // Version numbers which appear in the vd_version field of a Verdef
914 const int VER_DEF_NONE
= 0;
915 const int VER_DEF_CURRENT
= 1;
917 // Version numbers which appear in the vn_version field of a Verneed
920 const int VER_NEED_NONE
= 0;
921 const int VER_NEED_CURRENT
= 1;
923 // Bit flags which appear in vd_flags of Verdef and vna_flags of
926 const int VER_FLG_BASE
= 0x1;
927 const int VER_FLG_WEAK
= 0x2;
928 const int VER_FLG_INFO
= 0x4;
930 // Special constants found in the SHT_GNU_versym entries.
932 const int VER_NDX_LOCAL
= 0;
933 const int VER_NDX_GLOBAL
= 1;
935 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
936 // the symbol is hidden and can only be seen when referenced using an
937 // explicit version number. This is a GNU extension.
939 const int VERSYM_HIDDEN
= 0x8000;
941 // This is the mask for the rest of the data in a word read from a
942 // SHT_GNU_versym section.
944 const int VERSYM_VERSION
= 0x7fff;
946 // Note descriptor type codes for notes in a non-core file with an
953 // An architecture string.
957 // Note descriptor type codes for notes in a non-core file with the
962 // The minimum ABI level. This is used by the dynamic linker to
963 // describe the minimal kernel version on which a shared library may
964 // be used. Th value should be four words. Word 0 is an OS
965 // descriptor (see below). Word 1 is the major version of the ABI.
966 // Word 2 is the minor version. Word 3 is the subminor version.
968 // Hardware capabilities information. Word 0 is the number of
969 // entries. Word 1 is a bitmask of enabled entries. The rest of
970 // the descriptor is a series of entries, where each entry is a
971 // single byte followed by a nul terminated string. The byte gives
972 // the bit number to test if enabled in the bitmask.
974 // The build ID as set by the linker's --build-id option. The
975 // format of the descriptor depends on the build ID style.
977 // The version of gold used to link. Th descriptor is just a
979 NT_GNU_GOLD_VERSION
= 4
982 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
986 ELF_NOTE_OS_LINUX
= 0,
988 ELF_NOTE_OS_SOLARIS2
= 2,
989 ELF_NOTE_OS_FREEBSD
= 3,
990 ELF_NOTE_OS_NETBSD
= 4,
991 ELF_NOTE_OS_SYLLABLE
= 5
994 } // End namespace elfcpp.
996 // Include internal details after defining the types.
997 #include "elfcpp_internal.h"
1002 // The offset of the ELF file header in the ELF file.
1004 const int file_header_offset
= 0;
1006 // ELF structure sizes.
1011 // Size of ELF file header.
1012 static const int ehdr_size
= sizeof(internal::Ehdr_data
<size
>);
1013 // Size of ELF segment header.
1014 static const int phdr_size
= sizeof(internal::Phdr_data
<size
>);
1015 // Size of ELF section header.
1016 static const int shdr_size
= sizeof(internal::Shdr_data
<size
>);
1017 // Size of ELF compression header.
1018 static const int chdr_size
= sizeof(internal::Chdr_data
<size
>);
1019 // Size of ELF symbol table entry.
1020 static const int sym_size
= sizeof(internal::Sym_data
<size
>);
1021 // Sizes of ELF reloc entries.
1022 static const int rel_size
= sizeof(internal::Rel_data
<size
>);
1023 static const int rela_size
= sizeof(internal::Rela_data
<size
>);
1024 // Size of ELF dynamic entry.
1025 static const int dyn_size
= sizeof(internal::Dyn_data
<size
>);
1026 // Size of ELF version structures.
1027 static const int verdef_size
= sizeof(internal::Verdef_data
);
1028 static const int verdaux_size
= sizeof(internal::Verdaux_data
);
1029 static const int verneed_size
= sizeof(internal::Verneed_data
);
1030 static const int vernaux_size
= sizeof(internal::Vernaux_data
);
1033 // Accessor class for the ELF file header.
1035 template<int size
, bool big_endian
>
1039 Ehdr(const unsigned char* p
)
1040 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(p
))
1043 template<typename File
>
1044 Ehdr(File
* file
, typename
File::Location loc
)
1045 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(
1046 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1049 const unsigned char*
1051 { return this->p_
->e_ident
; }
1055 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_type
); }
1058 get_e_machine() const
1059 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_machine
); }
1062 get_e_version() const
1063 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_version
); }
1065 typename Elf_types
<size
>::Elf_Addr
1067 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_entry
); }
1069 typename Elf_types
<size
>::Elf_Off
1071 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_phoff
); }
1073 typename Elf_types
<size
>::Elf_Off
1075 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_shoff
); }
1079 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_flags
); }
1082 get_e_ehsize() const
1083 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_ehsize
); }
1086 get_e_phentsize() const
1087 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phentsize
); }
1091 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phnum
); }
1094 get_e_shentsize() const
1095 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shentsize
); }
1099 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shnum
); }
1102 get_e_shstrndx() const
1103 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shstrndx
); }
1106 const internal::Ehdr_data
<size
>* p_
;
1109 // Write class for the ELF file header.
1111 template<int size
, bool big_endian
>
1115 Ehdr_write(unsigned char* p
)
1116 : p_(reinterpret_cast<internal::Ehdr_data
<size
>*>(p
))
1120 put_e_ident(const unsigned char v
[EI_NIDENT
]) const
1121 { memcpy(this->p_
->e_ident
, v
, EI_NIDENT
); }
1124 put_e_type(Elf_Half v
)
1125 { this->p_
->e_type
= Convert
<16, big_endian
>::convert_host(v
); }
1128 put_e_machine(Elf_Half v
)
1129 { this->p_
->e_machine
= Convert
<16, big_endian
>::convert_host(v
); }
1132 put_e_version(Elf_Word v
)
1133 { this->p_
->e_version
= Convert
<32, big_endian
>::convert_host(v
); }
1136 put_e_entry(typename Elf_types
<size
>::Elf_Addr v
)
1137 { this->p_
->e_entry
= Convert
<size
, big_endian
>::convert_host(v
); }
1140 put_e_phoff(typename Elf_types
<size
>::Elf_Off v
)
1141 { this->p_
->e_phoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1144 put_e_shoff(typename Elf_types
<size
>::Elf_Off v
)
1145 { this->p_
->e_shoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1148 put_e_flags(Elf_Word v
)
1149 { this->p_
->e_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1152 put_e_ehsize(Elf_Half v
)
1153 { this->p_
->e_ehsize
= Convert
<16, big_endian
>::convert_host(v
); }
1156 put_e_phentsize(Elf_Half v
)
1157 { this->p_
->e_phentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1160 put_e_phnum(Elf_Half v
)
1161 { this->p_
->e_phnum
= Convert
<16, big_endian
>::convert_host(v
); }
1164 put_e_shentsize(Elf_Half v
)
1165 { this->p_
->e_shentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1168 put_e_shnum(Elf_Half v
)
1169 { this->p_
->e_shnum
= Convert
<16, big_endian
>::convert_host(v
); }
1172 put_e_shstrndx(Elf_Half v
)
1173 { this->p_
->e_shstrndx
= Convert
<16, big_endian
>::convert_host(v
); }
1176 internal::Ehdr_data
<size
>* p_
;
1179 // Accessor class for an ELF section header.
1181 template<int size
, bool big_endian
>
1185 Shdr(const unsigned char* p
)
1186 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(p
))
1189 template<typename File
>
1190 Shdr(File
* file
, typename
File::Location loc
)
1191 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(
1192 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1197 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_name
); }
1201 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_type
); }
1203 typename Elf_types
<size
>::Elf_WXword
1204 get_sh_flags() const
1205 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_flags
); }
1207 typename Elf_types
<size
>::Elf_Addr
1209 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addr
); }
1211 typename Elf_types
<size
>::Elf_Off
1212 get_sh_offset() const
1213 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_offset
); }
1215 typename Elf_types
<size
>::Elf_WXword
1217 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_size
); }
1221 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_link
); }
1225 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_info
); }
1227 typename Elf_types
<size
>::Elf_WXword
1228 get_sh_addralign() const
1230 Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addralign
); }
1232 typename Elf_types
<size
>::Elf_WXword
1233 get_sh_entsize() const
1234 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_entsize
); }
1237 const internal::Shdr_data
<size
>* p_
;
1240 // Write class for an ELF section header.
1242 template<int size
, bool big_endian
>
1246 Shdr_write(unsigned char* p
)
1247 : p_(reinterpret_cast<internal::Shdr_data
<size
>*>(p
))
1251 put_sh_name(Elf_Word v
)
1252 { this->p_
->sh_name
= Convert
<32, big_endian
>::convert_host(v
); }
1255 put_sh_type(Elf_Word v
)
1256 { this->p_
->sh_type
= Convert
<32, big_endian
>::convert_host(v
); }
1259 put_sh_flags(typename Elf_types
<size
>::Elf_WXword v
)
1260 { this->p_
->sh_flags
= Convert
<size
, big_endian
>::convert_host(v
); }
1263 put_sh_addr(typename Elf_types
<size
>::Elf_Addr v
)
1264 { this->p_
->sh_addr
= Convert
<size
, big_endian
>::convert_host(v
); }
1267 put_sh_offset(typename Elf_types
<size
>::Elf_Off v
)
1268 { this->p_
->sh_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1271 put_sh_size(typename Elf_types
<size
>::Elf_WXword v
)
1272 { this->p_
->sh_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1275 put_sh_link(Elf_Word v
)
1276 { this->p_
->sh_link
= Convert
<32, big_endian
>::convert_host(v
); }
1279 put_sh_info(Elf_Word v
)
1280 { this->p_
->sh_info
= Convert
<32, big_endian
>::convert_host(v
); }
1283 put_sh_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1284 { this->p_
->sh_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1287 put_sh_entsize(typename Elf_types
<size
>::Elf_WXword v
)
1288 { this->p_
->sh_entsize
= Convert
<size
, big_endian
>::convert_host(v
); }
1291 internal::Shdr_data
<size
>* p_
;
1294 // Accessor class for an ELF compression header.
1296 template<int size
, bool big_endian
>
1300 Chdr(const unsigned char* p
)
1301 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(p
))
1304 template<typename File
>
1305 Chdr(File
* file
, typename
File::Location loc
)
1306 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(
1307 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1312 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_type
); }
1314 typename Elf_types
<size
>::Elf_WXword
1316 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_size
); }
1318 typename Elf_types
<size
>::Elf_WXword
1319 get_ch_addralign() const
1321 Convert
<size
, big_endian
>::convert_host(this->p_
->ch_addralign
); }
1324 const internal::Chdr_data
<size
>* p_
;
1327 // Write class for an ELF compression header.
1329 template<int size
, bool big_endian
>
1333 Chdr_write(unsigned char* p
)
1334 : p_(reinterpret_cast<internal::Chdr_data
<size
>*>(p
))
1338 put_ch_type(typename Elf_types
<size
>::Elf_WXword v
)
1339 { this->p_
->ch_type
= Convert
<size
, big_endian
>::convert_host(v
); }
1342 put_ch_size(typename Elf_types
<size
>::Elf_WXword v
)
1343 { this->p_
->ch_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1346 put_ch_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1347 { this->p_
->ch_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1350 internal::Chdr_data
<size
>* p_
;
1353 // Accessor class for an ELF segment header.
1355 template<int size
, bool big_endian
>
1359 Phdr(const unsigned char* p
)
1360 : p_(reinterpret_cast<const internal::Phdr_data
<size
>*>(p
))
1363 template<typename File
>
1364 Phdr(File
* file
, typename
File::Location loc
)
1365 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(
1366 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1371 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_type
); }
1373 typename Elf_types
<size
>::Elf_Off
1374 get_p_offset() const
1375 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_offset
); }
1377 typename Elf_types
<size
>::Elf_Addr
1379 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_vaddr
); }
1381 typename Elf_types
<size
>::Elf_Addr
1383 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_paddr
); }
1385 typename Elf_types
<size
>::Elf_WXword
1386 get_p_filesz() const
1387 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_filesz
); }
1389 typename Elf_types
<size
>::Elf_WXword
1391 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_memsz
); }
1395 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_flags
); }
1397 typename Elf_types
<size
>::Elf_WXword
1399 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_align
); }
1402 const internal::Phdr_data
<size
>* p_
;
1405 // Write class for an ELF segment header.
1407 template<int size
, bool big_endian
>
1411 Phdr_write(unsigned char* p
)
1412 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(p
))
1416 put_p_type(Elf_Word v
)
1417 { this->p_
->p_type
= Convert
<32, big_endian
>::convert_host(v
); }
1420 put_p_offset(typename Elf_types
<size
>::Elf_Off v
)
1421 { this->p_
->p_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1424 put_p_vaddr(typename Elf_types
<size
>::Elf_Addr v
)
1425 { this->p_
->p_vaddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1428 put_p_paddr(typename Elf_types
<size
>::Elf_Addr v
)
1429 { this->p_
->p_paddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1432 put_p_filesz(typename Elf_types
<size
>::Elf_WXword v
)
1433 { this->p_
->p_filesz
= Convert
<size
, big_endian
>::convert_host(v
); }
1436 put_p_memsz(typename Elf_types
<size
>::Elf_WXword v
)
1437 { this->p_
->p_memsz
= Convert
<size
, big_endian
>::convert_host(v
); }
1440 put_p_flags(Elf_Word v
)
1441 { this->p_
->p_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1444 put_p_align(typename Elf_types
<size
>::Elf_WXword v
)
1445 { this->p_
->p_align
= Convert
<size
, big_endian
>::convert_host(v
); }
1448 internal::Phdr_data
<size
>* p_
;
1451 // Accessor class for an ELF symbol table entry.
1453 template<int size
, bool big_endian
>
1457 Sym(const unsigned char* p
)
1458 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(p
))
1461 template<typename File
>
1462 Sym(File
* file
, typename
File::Location loc
)
1463 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(
1464 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1469 { return Convert
<32, big_endian
>::convert_host(this->p_
->st_name
); }
1471 typename Elf_types
<size
>::Elf_Addr
1472 get_st_value() const
1473 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_value
); }
1475 typename Elf_types
<size
>::Elf_WXword
1477 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_size
); }
1481 { return this->p_
->st_info
; }
1485 { return elf_st_bind(this->get_st_info()); }
1489 { return elf_st_type(this->get_st_info()); }
1492 get_st_other() const
1493 { return this->p_
->st_other
; }
1496 get_st_visibility() const
1497 { return elf_st_visibility(this->get_st_other()); }
1500 get_st_nonvis() const
1501 { return elf_st_nonvis(this->get_st_other()); }
1504 get_st_shndx() const
1505 { return Convert
<16, big_endian
>::convert_host(this->p_
->st_shndx
); }
1508 const internal::Sym_data
<size
>* p_
;
1511 // Writer class for an ELF symbol table entry.
1513 template<int size
, bool big_endian
>
1517 Sym_write(unsigned char* p
)
1518 : p_(reinterpret_cast<internal::Sym_data
<size
>*>(p
))
1522 put_st_name(Elf_Word v
)
1523 { this->p_
->st_name
= Convert
<32, big_endian
>::convert_host(v
); }
1526 put_st_value(typename Elf_types
<size
>::Elf_Addr v
)
1527 { this->p_
->st_value
= Convert
<size
, big_endian
>::convert_host(v
); }
1530 put_st_size(typename Elf_types
<size
>::Elf_WXword v
)
1531 { this->p_
->st_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1534 put_st_info(unsigned char v
)
1535 { this->p_
->st_info
= v
; }
1538 put_st_info(STB bind
, STT type
)
1539 { this->p_
->st_info
= elf_st_info(bind
, type
); }
1542 put_st_other(unsigned char v
)
1543 { this->p_
->st_other
= v
; }
1546 put_st_other(STV vis
, unsigned char nonvis
)
1547 { this->p_
->st_other
= elf_st_other(vis
, nonvis
); }
1550 put_st_shndx(Elf_Half v
)
1551 { this->p_
->st_shndx
= Convert
<16, big_endian
>::convert_host(v
); }
1553 Sym
<size
, big_endian
>
1555 { return Sym
<size
, big_endian
>(reinterpret_cast<unsigned char*>(this->p_
)); }
1558 internal::Sym_data
<size
>* p_
;
1561 // Accessor classes for an ELF REL relocation entry.
1563 template<int size
, bool big_endian
>
1567 Rel(const unsigned char* p
)
1568 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(p
))
1571 template<typename File
>
1572 Rel(File
* file
, typename
File::Location loc
)
1573 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(
1574 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1577 typename Elf_types
<size
>::Elf_Addr
1578 get_r_offset() const
1579 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1581 typename Elf_types
<size
>::Elf_WXword
1583 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1586 const internal::Rel_data
<size
>* p_
;
1589 // Writer class for an ELF Rel relocation.
1591 template<int size
, bool big_endian
>
1595 Rel_write(unsigned char* p
)
1596 : p_(reinterpret_cast<internal::Rel_data
<size
>*>(p
))
1600 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1601 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1604 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1605 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1608 internal::Rel_data
<size
>* p_
;
1611 // Accessor class for an ELF Rela relocation.
1613 template<int size
, bool big_endian
>
1617 Rela(const unsigned char* p
)
1618 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(p
))
1621 template<typename File
>
1622 Rela(File
* file
, typename
File::Location loc
)
1623 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(
1624 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1627 typename Elf_types
<size
>::Elf_Addr
1628 get_r_offset() const
1629 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1631 typename Elf_types
<size
>::Elf_WXword
1633 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1635 typename Elf_types
<size
>::Elf_Swxword
1636 get_r_addend() const
1637 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_addend
); }
1640 const internal::Rela_data
<size
>* p_
;
1643 // Writer class for an ELF Rela relocation.
1645 template<int size
, bool big_endian
>
1649 Rela_write(unsigned char* p
)
1650 : p_(reinterpret_cast<internal::Rela_data
<size
>*>(p
))
1654 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1655 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1658 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1659 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1662 put_r_addend(typename Elf_types
<size
>::Elf_Swxword v
)
1663 { this->p_
->r_addend
= Convert
<size
, big_endian
>::convert_host(v
); }
1666 internal::Rela_data
<size
>* p_
;
1669 // MIPS-64 has a non-standard relocation layout.
1671 template<bool big_endian
>
1675 Mips64_rel(const unsigned char* p
)
1676 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(p
))
1679 template<typename File
>
1680 Mips64_rel(File
* file
, typename
File::Location loc
)
1681 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(
1682 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1685 typename Elf_types
<64>::Elf_Addr
1686 get_r_offset() const
1687 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1691 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1695 { return this->p_
->r_ssym
; }
1699 { return this->p_
->r_type
; }
1703 { return this->p_
->r_type2
; }
1707 { return this->p_
->r_type3
; }
1710 const internal::Mips64_rel_data
* p_
;
1713 template<bool big_endian
>
1714 class Mips64_rel_write
1717 Mips64_rel_write(unsigned char* p
)
1718 : p_(reinterpret_cast<internal::Mips64_rel_data
*>(p
))
1722 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1723 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1726 put_r_sym(Elf_Word v
)
1727 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1730 put_r_ssym(unsigned char v
)
1731 { this->p_
->r_ssym
= v
; }
1734 put_r_type(unsigned char v
)
1735 { this->p_
->r_type
= v
; }
1738 put_r_type2(unsigned char v
)
1739 { this->p_
->r_type2
= v
; }
1742 put_r_type3(unsigned char v
)
1743 { this->p_
->r_type3
= v
; }
1746 internal::Mips64_rel_data
* p_
;
1749 template<bool big_endian
>
1753 Mips64_rela(const unsigned char* p
)
1754 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(p
))
1757 template<typename File
>
1758 Mips64_rela(File
* file
, typename
File::Location loc
)
1759 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(
1760 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1763 typename Elf_types
<64>::Elf_Addr
1764 get_r_offset() const
1765 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1769 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1773 { return this->p_
->r_ssym
; }
1777 { return this->p_
->r_type
; }
1781 { return this->p_
->r_type2
; }
1785 { return this->p_
->r_type3
; }
1787 typename Elf_types
<64>::Elf_Swxword
1788 get_r_addend() const
1789 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_addend
); }
1792 const internal::Mips64_rela_data
* p_
;
1795 template<bool big_endian
>
1796 class Mips64_rela_write
1799 Mips64_rela_write(unsigned char* p
)
1800 : p_(reinterpret_cast<internal::Mips64_rela_data
*>(p
))
1804 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1805 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1808 put_r_sym(Elf_Word v
)
1809 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1812 put_r_ssym(unsigned char v
)
1813 { this->p_
->r_ssym
= v
; }
1816 put_r_type(unsigned char v
)
1817 { this->p_
->r_type
= v
; }
1820 put_r_type2(unsigned char v
)
1821 { this->p_
->r_type2
= v
; }
1824 put_r_type3(unsigned char v
)
1825 { this->p_
->r_type3
= v
; }
1828 put_r_addend(typename Elf_types
<64>::Elf_Swxword v
)
1829 { this->p_
->r_addend
= Convert
<64, big_endian
>::convert_host(v
); }
1832 internal::Mips64_rela_data
* p_
;
1835 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1836 // PT_DYNAMIC segment.
1838 template<int size
, bool big_endian
>
1842 Dyn(const unsigned char* p
)
1843 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(p
))
1846 template<typename File
>
1847 Dyn(File
* file
, typename
File::Location loc
)
1848 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(
1849 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1852 typename Elf_types
<size
>::Elf_Swxword
1854 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_tag
); }
1856 typename Elf_types
<size
>::Elf_WXword
1858 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1860 typename Elf_types
<size
>::Elf_Addr
1862 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1865 const internal::Dyn_data
<size
>* p_
;
1868 // Write class for an entry in the SHT_DYNAMIC section.
1870 template<int size
, bool big_endian
>
1874 Dyn_write(unsigned char* p
)
1875 : p_(reinterpret_cast<internal::Dyn_data
<size
>*>(p
))
1879 put_d_tag(typename Elf_types
<size
>::Elf_Swxword v
)
1880 { this->p_
->d_tag
= Convert
<size
, big_endian
>::convert_host(v
); }
1883 put_d_val(typename Elf_types
<size
>::Elf_WXword v
)
1884 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1887 put_d_ptr(typename Elf_types
<size
>::Elf_Addr v
)
1888 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1891 internal::Dyn_data
<size
>* p_
;
1894 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1896 template<int size
, bool big_endian
>
1900 Verdef(const unsigned char* p
)
1901 : p_(reinterpret_cast<const internal::Verdef_data
*>(p
))
1904 template<typename File
>
1905 Verdef(File
* file
, typename
File::Location loc
)
1906 : p_(reinterpret_cast<const internal::Verdef_data
*>(
1907 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1911 get_vd_version() const
1912 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_version
); }
1915 get_vd_flags() const
1916 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_flags
); }
1920 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_ndx
); }
1924 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_cnt
); }
1928 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_hash
); }
1932 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_aux
); }
1936 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_next
); }
1939 const internal::Verdef_data
* p_
;
1942 template<int size
, bool big_endian
>
1946 Verdef_write(unsigned char* p
)
1947 : p_(reinterpret_cast<internal::Verdef_data
*>(p
))
1951 set_vd_version(Elf_Half v
)
1952 { this->p_
->vd_version
= Convert
<16, big_endian
>::convert_host(v
); }
1955 set_vd_flags(Elf_Half v
)
1956 { this->p_
->vd_flags
= Convert
<16, big_endian
>::convert_host(v
); }
1959 set_vd_ndx(Elf_Half v
)
1960 { this->p_
->vd_ndx
= Convert
<16, big_endian
>::convert_host(v
); }
1963 set_vd_cnt(Elf_Half v
)
1964 { this->p_
->vd_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
1967 set_vd_hash(Elf_Word v
)
1968 { this->p_
->vd_hash
= Convert
<32, big_endian
>::convert_host(v
); }
1971 set_vd_aux(Elf_Word v
)
1972 { this->p_
->vd_aux
= Convert
<32, big_endian
>::convert_host(v
); }
1975 set_vd_next(Elf_Word v
)
1976 { this->p_
->vd_next
= Convert
<32, big_endian
>::convert_host(v
); }
1979 internal::Verdef_data
* p_
;
1982 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1985 template<int size
, bool big_endian
>
1989 Verdaux(const unsigned char* p
)
1990 : p_(reinterpret_cast<const internal::Verdaux_data
*>(p
))
1993 template<typename File
>
1994 Verdaux(File
* file
, typename
File::Location loc
)
1995 : p_(reinterpret_cast<const internal::Verdaux_data
*>(
1996 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2000 get_vda_name() const
2001 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_name
); }
2004 get_vda_next() const
2005 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_next
); }
2008 const internal::Verdaux_data
* p_
;
2011 template<int size
, bool big_endian
>
2015 Verdaux_write(unsigned char* p
)
2016 : p_(reinterpret_cast<internal::Verdaux_data
*>(p
))
2020 set_vda_name(Elf_Word v
)
2021 { this->p_
->vda_name
= Convert
<32, big_endian
>::convert_host(v
); }
2024 set_vda_next(Elf_Word v
)
2025 { this->p_
->vda_next
= Convert
<32, big_endian
>::convert_host(v
); }
2028 internal::Verdaux_data
* p_
;
2031 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
2033 template<int size
, bool big_endian
>
2037 Verneed(const unsigned char* p
)
2038 : p_(reinterpret_cast<const internal::Verneed_data
*>(p
))
2041 template<typename File
>
2042 Verneed(File
* file
, typename
File::Location loc
)
2043 : p_(reinterpret_cast<const internal::Verneed_data
*>(
2044 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2048 get_vn_version() const
2049 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_version
); }
2053 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_cnt
); }
2057 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_file
); }
2061 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_aux
); }
2065 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_next
); }
2068 const internal::Verneed_data
* p_
;
2071 template<int size
, bool big_endian
>
2075 Verneed_write(unsigned char* p
)
2076 : p_(reinterpret_cast<internal::Verneed_data
*>(p
))
2080 set_vn_version(Elf_Half v
)
2081 { this->p_
->vn_version
= Convert
<16, big_endian
>::convert_host(v
); }
2084 set_vn_cnt(Elf_Half v
)
2085 { this->p_
->vn_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
2088 set_vn_file(Elf_Word v
)
2089 { this->p_
->vn_file
= Convert
<32, big_endian
>::convert_host(v
); }
2092 set_vn_aux(Elf_Word v
)
2093 { this->p_
->vn_aux
= Convert
<32, big_endian
>::convert_host(v
); }
2096 set_vn_next(Elf_Word v
)
2097 { this->p_
->vn_next
= Convert
<32, big_endian
>::convert_host(v
); }
2100 internal::Verneed_data
* p_
;
2103 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
2106 template<int size
, bool big_endian
>
2110 Vernaux(const unsigned char* p
)
2111 : p_(reinterpret_cast<const internal::Vernaux_data
*>(p
))
2114 template<typename File
>
2115 Vernaux(File
* file
, typename
File::Location loc
)
2116 : p_(reinterpret_cast<const internal::Vernaux_data
*>(
2117 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2121 get_vna_hash() const
2122 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_hash
); }
2125 get_vna_flags() const
2126 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_flags
); }
2129 get_vna_other() const
2130 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_other
); }
2133 get_vna_name() const
2134 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_name
); }
2137 get_vna_next() const
2138 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_next
); }
2141 const internal::Vernaux_data
* p_
;
2144 template<int size
, bool big_endian
>
2148 Vernaux_write(unsigned char* p
)
2149 : p_(reinterpret_cast<internal::Vernaux_data
*>(p
))
2153 set_vna_hash(Elf_Word v
)
2154 { this->p_
->vna_hash
= Convert
<32, big_endian
>::convert_host(v
); }
2157 set_vna_flags(Elf_Half v
)
2158 { this->p_
->vna_flags
= Convert
<16, big_endian
>::convert_host(v
); }
2161 set_vna_other(Elf_Half v
)
2162 { this->p_
->vna_other
= Convert
<16, big_endian
>::convert_host(v
); }
2165 set_vna_name(Elf_Word v
)
2166 { this->p_
->vna_name
= Convert
<32, big_endian
>::convert_host(v
); }
2169 set_vna_next(Elf_Word v
)
2170 { this->p_
->vna_next
= Convert
<32, big_endian
>::convert_host(v
); }
2173 internal::Vernaux_data
* p_
;
2176 } // End namespace elfcpp.
2178 #endif // !defined(ELFPCP_H)