1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright (C) 2006-2016 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,
279 // Infineon Technologies 16-bit microcontroller with C166-V2 core.
282 EM_XSTORMY16
= 0xad45,
289 // Old AVR objects used 0x1057 (EM_AVR is correct).
290 // Old MSP430 objects used 0x1059 (EM_MSP430 is correct).
291 // Old FR30 objects used 0x3330 (EM_FR30 is correct).
292 // Old OpenRISC objects used 0x3426 and 0x8472 (EM_OR1K is correct).
293 // Old D10V objects used 0x7650 (EM_D10V is correct).
294 // Old D30V objects used 0x7676 (EM_D30V is correct).
295 // Old IP2X objects used 0x8217 (EM_IP2K is correct).
296 // Old PowerPC objects used 0x9025 (EM_PPC is correct).
297 // Old Alpha objects used 0x9026 (EM_ALPHA is correct).
298 // Old M32R objects used 0x9041 (EM_M32R is correct).
299 // Old V850 objects used 0x9080 (EM_V850 is correct).
300 // Old S/390 objects used 0xa390 (EM_S390 is correct).
301 // Old Xtensa objects used 0xabc7 (EM_XTENSA is correct).
302 // Old MN10300 objects used 0xbeef (EM_MN10300 is correct).
303 // Old MN10200 objects used 0xdead (EM_MN10200 is correct).
306 // A special value found in the Ehdr e_phnum field.
310 // Number of program segments stored in sh_info field of first
315 // Special section indices.
320 SHN_LORESERVE
= 0xff00,
328 SHN_HIRESERVE
= 0xffff,
330 // Provide for initial and final section ordering in conjunction
331 // with the SHF_LINK_ORDER and SHF_ORDERED section flags.
335 // x86_64 specific large common symbol.
336 SHN_X86_64_LCOMMON
= 0xff02
339 // The valid values found in the Shdr sh_type field.
357 SHT_PREINIT_ARRAY
= 16,
359 SHT_SYMTAB_SHNDX
= 18,
360 SHT_LOOS
= 0x60000000,
361 SHT_HIOS
= 0x6fffffff,
362 SHT_LOPROC
= 0x70000000,
363 SHT_HIPROC
= 0x7fffffff,
364 SHT_LOUSER
= 0x80000000,
365 SHT_HIUSER
= 0xffffffff,
366 // The remaining values are not in the standard.
367 // Incremental build data.
368 SHT_GNU_INCREMENTAL_INPUTS
= 0x6fff4700,
369 SHT_GNU_INCREMENTAL_SYMTAB
= 0x6fff4701,
370 SHT_GNU_INCREMENTAL_RELOCS
= 0x6fff4702,
371 SHT_GNU_INCREMENTAL_GOT_PLT
= 0x6fff4703,
372 // Object attributes.
373 SHT_GNU_ATTRIBUTES
= 0x6ffffff5,
374 // GNU style dynamic hash table.
375 SHT_GNU_HASH
= 0x6ffffff6,
376 // List of prelink dependencies.
377 SHT_GNU_LIBLIST
= 0x6ffffff7,
378 // Versions defined by file.
379 SHT_SUNW_verdef
= 0x6ffffffd,
380 SHT_GNU_verdef
= 0x6ffffffd,
381 // Versions needed by file.
382 SHT_SUNW_verneed
= 0x6ffffffe,
383 SHT_GNU_verneed
= 0x6ffffffe,
385 SHT_SUNW_versym
= 0x6fffffff,
386 SHT_GNU_versym
= 0x6fffffff,
388 SHT_SPARC_GOTDATA
= 0x70000000,
390 // ARM-specific section types.
391 // Exception Index table.
392 SHT_ARM_EXIDX
= 0x70000001,
393 // BPABI DLL dynamic linking pre-emption map.
394 SHT_ARM_PREEMPTMAP
= 0x70000002,
395 // Object file compatibility attributes.
396 SHT_ARM_ATTRIBUTES
= 0x70000003,
397 // Support for debugging overlaid programs.
398 SHT_ARM_DEBUGOVERLAY
= 0x70000004,
399 SHT_ARM_OVERLAYSECTION
= 0x70000005,
401 // x86_64 unwind information.
402 SHT_X86_64_UNWIND
= 0x70000001,
404 // MIPS-specific section types.
405 // Section contains register usage information.
406 SHT_MIPS_REGINFO
= 0x70000006,
407 // Section contains miscellaneous options.
408 SHT_MIPS_OPTIONS
= 0x7000000d,
409 // ABI related flags section.
410 SHT_MIPS_ABIFLAGS
= 0x7000002a,
412 // AARCH64-specific section type.
413 SHT_AARCH64_ATTRIBUTES
= 0x70000003,
415 // Link editor is to sort the entries in this section based on the
416 // address specified in the associated symbol table entry.
417 SHT_ORDERED
= 0x7fffffff
420 // The valid bit flags found in the Shdr sh_flags field.
429 SHF_INFO_LINK
= 0x40,
430 SHF_LINK_ORDER
= 0x80,
431 SHF_OS_NONCONFORMING
= 0x100,
434 SHF_COMPRESSED
= 0x800,
435 SHF_MASKOS
= 0x0ff00000,
436 SHF_MASKPROC
= 0xf0000000,
438 // Indicates this section requires ordering in relation to
439 // other sections of the same type. Ordered sections are
440 // combined within the section pointed to by the sh_link entry.
441 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
442 // sorted section is to precede or follow, respectively, all
443 // other sections in the set being ordered.
444 SHF_ORDERED
= 0x40000000,
445 // This section is excluded from input to the link-edit of an
446 // executable or shared object. This flag is ignored if SHF_ALLOC
447 // is also set, or if relocations exist against the section.
448 SHF_EXCLUDE
= 0x80000000,
450 // Section with data that is GP relative addressable.
451 SHF_MIPS_GPREL
= 0x10000000,
453 // x86_64 specific large section.
454 SHF_X86_64_LARGE
= 0x10000000
457 // Values which appear in the first Elf_WXword of the section data
458 // of a SHF_COMPRESSED section.
461 ELFCOMPRESS_ZLIB
= 1,
462 ELFCOMPRESS_LOOS
= 0x60000000,
463 ELFCOMPRESS_HIOS
= 0x6fffffff,
464 ELFCOMPRESS_LOPROC
= 0x70000000,
465 ELFCOMPRESS_HIPROC
= 0x7fffffff,
468 // Bit flags which appear in the first 32-bit word of the section data
469 // of a SHT_GROUP section.
474 GRP_MASKOS
= 0x0ff00000,
475 GRP_MASKPROC
= 0xf0000000
478 // The valid values found in the Phdr p_type field.
490 PT_LOOS
= 0x60000000,
491 PT_HIOS
= 0x6fffffff,
492 PT_LOPROC
= 0x70000000,
493 PT_HIPROC
= 0x7fffffff,
494 // The remaining values are not in the standard.
495 // Frame unwind information.
496 PT_GNU_EH_FRAME
= 0x6474e550,
497 PT_SUNW_EH_FRAME
= 0x6474e550,
499 PT_GNU_STACK
= 0x6474e551,
500 // Read only after relocation.
501 PT_GNU_RELRO
= 0x6474e552,
502 // Platform architecture compatibility information
503 PT_ARM_ARCHEXT
= 0x70000000,
504 // Exception unwind tables
505 PT_ARM_EXIDX
= 0x70000001,
506 // Register usage information. Identifies one .reginfo section.
507 PT_MIPS_REGINFO
=0x70000000,
508 // Runtime procedure table.
509 PT_MIPS_RTPROC
= 0x70000001,
510 // .MIPS.options section.
511 PT_MIPS_OPTIONS
= 0x70000002,
512 // .MIPS.abiflags section.
513 PT_MIPS_ABIFLAGS
= 0x70000003,
514 // Platform architecture compatibility information
515 PT_AARCH64_ARCHEXT
= 0x70000000,
516 // Exception unwind tables
517 PT_AARCH64_UNWIND
= 0x70000001
520 // The valid bit flags found in the Phdr p_flags field.
527 PF_MASKOS
= 0x0ff00000,
528 PF_MASKPROC
= 0xf0000000
531 // Symbol binding from Sym st_info field.
545 // Symbol types from Sym st_info field.
557 // GNU extension: symbol value points to a function which is called
558 // at runtime to determine the final value of the symbol.
566 // The section type that must be used for register symbols on
567 // Sparc. These symbols initialize a global register.
568 STT_SPARC_REGISTER
= 13,
570 // ARM: a THUMB function. This is not defined in ARM ELF Specification but
571 // used by the GNU tool-chain.
576 elf_st_bind(unsigned char info
)
578 return static_cast<STB
>(info
>> 4);
582 elf_st_type(unsigned char info
)
584 return static_cast<STT
>(info
& 0xf);
588 elf_st_info(STB bind
, STT type
)
590 return ((static_cast<unsigned char>(bind
) << 4)
591 + (static_cast<unsigned char>(type
) & 0xf));
594 // Symbol visibility from Sym st_other field.
605 elf_st_visibility(unsigned char other
)
607 return static_cast<STV
>(other
& 0x3);
611 elf_st_nonvis(unsigned char other
)
613 return static_cast<STV
>(other
>> 2);
617 elf_st_other(STV vis
, unsigned char nonvis
)
619 return ((nonvis
<< 2)
620 + (static_cast<unsigned char>(vis
) & 3));
623 // Reloc information from Rel/Rela r_info field.
627 elf_r_sym(typename Elf_types
<size
>::Elf_WXword
);
631 elf_r_sym
<32>(Elf_Word v
)
638 elf_r_sym
<64>(Elf_Xword v
)
645 elf_r_type(typename Elf_types
<size
>::Elf_WXword
);
649 elf_r_type
<32>(Elf_Word v
)
656 elf_r_type
<64>(Elf_Xword v
)
658 return v
& 0xffffffff;
662 typename Elf_types
<size
>::Elf_WXword
663 elf_r_info(unsigned int s
, unsigned int t
);
667 elf_r_info
<32>(unsigned int s
, unsigned int t
)
669 return (s
<< 8) + (t
& 0xff);
674 elf_r_info
<64>(unsigned int s
, unsigned int t
)
676 return (static_cast<Elf_Xword
>(s
) << 32) + (t
& 0xffffffff);
679 // Dynamic tags found in the PT_DYNAMIC segment.
710 DT_INIT_ARRAYSZ
= 27,
711 DT_FINI_ARRAYSZ
= 28,
715 // This is used to mark a range of dynamic tags. It is not really
719 DT_PREINIT_ARRAY
= 32,
720 DT_PREINIT_ARRAYSZ
= 33,
721 DT_LOOS
= 0x6000000d,
722 DT_HIOS
= 0x6ffff000,
723 DT_LOPROC
= 0x70000000,
724 DT_HIPROC
= 0x7fffffff,
726 // The remaining values are extensions used by GNU or Solaris.
727 DT_VALRNGLO
= 0x6ffffd00,
728 DT_GNU_PRELINKED
= 0x6ffffdf5,
729 DT_GNU_CONFLICTSZ
= 0x6ffffdf6,
730 DT_GNU_LIBLISTSZ
= 0x6ffffdf7,
731 DT_CHECKSUM
= 0x6ffffdf8,
732 DT_PLTPADSZ
= 0x6ffffdf9,
733 DT_MOVEENT
= 0x6ffffdfa,
734 DT_MOVESZ
= 0x6ffffdfb,
735 DT_FEATURE
= 0x6ffffdfc,
736 DT_POSFLAG_1
= 0x6ffffdfd,
737 DT_SYMINSZ
= 0x6ffffdfe,
738 DT_SYMINENT
= 0x6ffffdff,
739 DT_VALRNGHI
= 0x6ffffdff,
741 DT_ADDRRNGLO
= 0x6ffffe00,
742 DT_GNU_HASH
= 0x6ffffef5,
743 DT_TLSDESC_PLT
= 0x6ffffef6,
744 DT_TLSDESC_GOT
= 0x6ffffef7,
745 DT_GNU_CONFLICT
= 0x6ffffef8,
746 DT_GNU_LIBLIST
= 0x6ffffef9,
747 DT_CONFIG
= 0x6ffffefa,
748 DT_DEPAUDIT
= 0x6ffffefb,
749 DT_AUDIT
= 0x6ffffefc,
750 DT_PLTPAD
= 0x6ffffefd,
751 DT_MOVETAB
= 0x6ffffefe,
752 DT_SYMINFO
= 0x6ffffeff,
753 DT_ADDRRNGHI
= 0x6ffffeff,
755 DT_RELACOUNT
= 0x6ffffff9,
756 DT_RELCOUNT
= 0x6ffffffa,
757 DT_FLAGS_1
= 0x6ffffffb,
758 DT_VERDEF
= 0x6ffffffc,
759 DT_VERDEFNUM
= 0x6ffffffd,
760 DT_VERNEED
= 0x6ffffffe,
761 DT_VERNEEDNUM
= 0x6fffffff,
763 DT_VERSYM
= 0x6ffffff0,
765 // Specify the value of _GLOBAL_OFFSET_TABLE_.
766 DT_PPC_GOT
= 0x70000000,
768 // Specify the start of the .glink section.
769 DT_PPC64_GLINK
= 0x70000000,
771 // Specify the start and size of the .opd section.
772 DT_PPC64_OPD
= 0x70000001,
773 DT_PPC64_OPDSZ
= 0x70000002,
775 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
776 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
777 // symbol in the symbol table.
778 DT_SPARC_REGISTER
= 0x70000001,
780 // MIPS specific dynamic array tags.
781 // 32 bit version number for runtime linker interface.
782 DT_MIPS_RLD_VERSION
= 0x70000001,
784 DT_MIPS_TIME_STAMP
= 0x70000002,
785 // Checksum of external strings and common sizes.
786 DT_MIPS_ICHECKSUM
= 0x70000003,
787 // Index of version string in string table.
788 DT_MIPS_IVERSION
= 0x70000004,
790 DT_MIPS_FLAGS
= 0x70000005,
791 // Base address of the segment.
792 DT_MIPS_BASE_ADDRESS
= 0x70000006,
794 DT_MIPS_MSYM
= 0x70000007,
795 // Address of .conflict section.
796 DT_MIPS_CONFLICT
= 0x70000008,
797 // Address of .liblist section.
798 DT_MIPS_LIBLIST
= 0x70000009,
799 // Number of local global offset table entries.
800 DT_MIPS_LOCAL_GOTNO
= 0x7000000a,
801 // Number of entries in the .conflict section.
802 DT_MIPS_CONFLICTNO
= 0x7000000b,
803 // Number of entries in the .liblist section.
804 DT_MIPS_LIBLISTNO
= 0x70000010,
805 // Number of entries in the .dynsym section.
806 DT_MIPS_SYMTABNO
= 0x70000011,
807 // Index of first external dynamic symbol not referenced locally.
808 DT_MIPS_UNREFEXTNO
= 0x70000012,
809 // Index of first dynamic symbol in global offset table.
810 DT_MIPS_GOTSYM
= 0x70000013,
811 // Number of page table entries in global offset table.
812 DT_MIPS_HIPAGENO
= 0x70000014,
813 // Address of run time loader map, used for debugging.
814 DT_MIPS_RLD_MAP
= 0x70000016,
815 // Delta C++ class definition.
816 DT_MIPS_DELTA_CLASS
= 0x70000017,
817 // Number of entries in DT_MIPS_DELTA_CLASS.
818 DT_MIPS_DELTA_CLASS_NO
= 0x70000018,
819 // Delta C++ class instances.
820 DT_MIPS_DELTA_INSTANCE
= 0x70000019,
821 // Number of entries in DT_MIPS_DELTA_INSTANCE.
822 DT_MIPS_DELTA_INSTANCE_NO
= 0x7000001a,
823 // Delta relocations.
824 DT_MIPS_DELTA_RELOC
= 0x7000001b,
825 // Number of entries in DT_MIPS_DELTA_RELOC.
826 DT_MIPS_DELTA_RELOC_NO
= 0x7000001c,
827 // Delta symbols that Delta relocations refer to.
828 DT_MIPS_DELTA_SYM
= 0x7000001d,
829 // Number of entries in DT_MIPS_DELTA_SYM.
830 DT_MIPS_DELTA_SYM_NO
= 0x7000001e,
831 // Delta symbols that hold class declarations.
832 DT_MIPS_DELTA_CLASSSYM
= 0x70000020,
833 // Number of entries in DT_MIPS_DELTA_CLASSSYM.
834 DT_MIPS_DELTA_CLASSSYM_NO
= 0x70000021,
835 // Flags indicating information about C++ flavor.
836 DT_MIPS_CXX_FLAGS
= 0x70000022,
837 // Pixie information (???).
838 DT_MIPS_PIXIE_INIT
= 0x70000023,
839 // Address of .MIPS.symlib
840 DT_MIPS_SYMBOL_LIB
= 0x70000024,
841 // The GOT index of the first PTE for a segment
842 DT_MIPS_LOCALPAGE_GOTIDX
= 0x70000025,
843 // The GOT index of the first PTE for a local symbol
844 DT_MIPS_LOCAL_GOTIDX
= 0x70000026,
845 // The GOT index of the first PTE for a hidden symbol
846 DT_MIPS_HIDDEN_GOTIDX
= 0x70000027,
847 // The GOT index of the first PTE for a protected symbol
848 DT_MIPS_PROTECTED_GOTIDX
= 0x70000028,
849 // Address of `.MIPS.options'.
850 DT_MIPS_OPTIONS
= 0x70000029,
851 // Address of `.interface'.
852 DT_MIPS_INTERFACE
= 0x7000002a,
854 DT_MIPS_DYNSTR_ALIGN
= 0x7000002b,
855 // Size of the .interface section.
856 DT_MIPS_INTERFACE_SIZE
= 0x7000002c,
857 // Size of rld_text_resolve function stored in the GOT.
858 DT_MIPS_RLD_TEXT_RESOLVE_ADDR
= 0x7000002d,
859 // Default suffix of DSO to be added by rld on dlopen() calls.
860 DT_MIPS_PERF_SUFFIX
= 0x7000002e,
861 // Size of compact relocation section (O32).
862 DT_MIPS_COMPACT_SIZE
= 0x7000002f,
863 // GP value for auxiliary GOTs.
864 DT_MIPS_GP_VALUE
= 0x70000030,
865 // Address of auxiliary .dynamic.
866 DT_MIPS_AUX_DYNAMIC
= 0x70000031,
867 // Address of the base of the PLTGOT.
868 DT_MIPS_PLTGOT
= 0x70000032,
869 // Points to the base of a writable PLT.
870 DT_MIPS_RWPLT
= 0x70000034,
872 DT_AUXILIARY
= 0x7ffffffd,
873 DT_USED
= 0x7ffffffe,
874 DT_FILTER
= 0x7fffffff
877 // Flags found in the DT_FLAGS dynamic element.
888 // Flags found in the DT_FLAGS_1 dynamic element.
896 DF_1_LOADFLTR
= 0x10,
897 DF_1_INITFIRST
= 0x20,
902 DF_1_INTERPOSE
= 0x400,
903 DF_1_NODEFLIB
= 0x800,
904 DF_1_NODUMP
= 0x1000,
905 DF_1_CONLFAT
= 0x2000
908 // Version numbers which appear in the vd_version field of a Verdef
911 const int VER_DEF_NONE
= 0;
912 const int VER_DEF_CURRENT
= 1;
914 // Version numbers which appear in the vn_version field of a Verneed
917 const int VER_NEED_NONE
= 0;
918 const int VER_NEED_CURRENT
= 1;
920 // Bit flags which appear in vd_flags of Verdef and vna_flags of
923 const int VER_FLG_BASE
= 0x1;
924 const int VER_FLG_WEAK
= 0x2;
925 const int VER_FLG_INFO
= 0x4;
927 // Special constants found in the SHT_GNU_versym entries.
929 const int VER_NDX_LOCAL
= 0;
930 const int VER_NDX_GLOBAL
= 1;
932 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
933 // the symbol is hidden and can only be seen when referenced using an
934 // explicit version number. This is a GNU extension.
936 const int VERSYM_HIDDEN
= 0x8000;
938 // This is the mask for the rest of the data in a word read from a
939 // SHT_GNU_versym section.
941 const int VERSYM_VERSION
= 0x7fff;
943 // Note descriptor type codes for notes in a non-core file with an
950 // An architecture string.
954 // Note descriptor type codes for notes in a non-core file with the
959 // The minimum ABI level. This is used by the dynamic linker to
960 // describe the minimal kernel version on which a shared library may
961 // be used. Th value should be four words. Word 0 is an OS
962 // descriptor (see below). Word 1 is the major version of the ABI.
963 // Word 2 is the minor version. Word 3 is the subminor version.
965 // Hardware capabilities information. Word 0 is the number of
966 // entries. Word 1 is a bitmask of enabled entries. The rest of
967 // the descriptor is a series of entries, where each entry is a
968 // single byte followed by a nul terminated string. The byte gives
969 // the bit number to test if enabled in the bitmask.
971 // The build ID as set by the linker's --build-id option. The
972 // format of the descriptor depends on the build ID style.
974 // The version of gold used to link. Th descriptor is just a
976 NT_GNU_GOLD_VERSION
= 4
979 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
983 ELF_NOTE_OS_LINUX
= 0,
985 ELF_NOTE_OS_SOLARIS2
= 2,
986 ELF_NOTE_OS_FREEBSD
= 3,
987 ELF_NOTE_OS_NETBSD
= 4,
988 ELF_NOTE_OS_SYLLABLE
= 5
991 } // End namespace elfcpp.
993 // Include internal details after defining the types.
994 #include "elfcpp_internal.h"
999 // The offset of the ELF file header in the ELF file.
1001 const int file_header_offset
= 0;
1003 // ELF structure sizes.
1008 // Size of ELF file header.
1009 static const int ehdr_size
= sizeof(internal::Ehdr_data
<size
>);
1010 // Size of ELF segment header.
1011 static const int phdr_size
= sizeof(internal::Phdr_data
<size
>);
1012 // Size of ELF section header.
1013 static const int shdr_size
= sizeof(internal::Shdr_data
<size
>);
1014 // Size of ELF compression header.
1015 static const int chdr_size
= sizeof(internal::Chdr_data
<size
>);
1016 // Size of ELF symbol table entry.
1017 static const int sym_size
= sizeof(internal::Sym_data
<size
>);
1018 // Sizes of ELF reloc entries.
1019 static const int rel_size
= sizeof(internal::Rel_data
<size
>);
1020 static const int rela_size
= sizeof(internal::Rela_data
<size
>);
1021 // Size of ELF dynamic entry.
1022 static const int dyn_size
= sizeof(internal::Dyn_data
<size
>);
1023 // Size of ELF version structures.
1024 static const int verdef_size
= sizeof(internal::Verdef_data
);
1025 static const int verdaux_size
= sizeof(internal::Verdaux_data
);
1026 static const int verneed_size
= sizeof(internal::Verneed_data
);
1027 static const int vernaux_size
= sizeof(internal::Vernaux_data
);
1030 // Accessor class for the ELF file header.
1032 template<int size
, bool big_endian
>
1036 Ehdr(const unsigned char* p
)
1037 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(p
))
1040 template<typename File
>
1041 Ehdr(File
* file
, typename
File::Location loc
)
1042 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(
1043 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1046 const unsigned char*
1048 { return this->p_
->e_ident
; }
1052 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_type
); }
1055 get_e_machine() const
1056 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_machine
); }
1059 get_e_version() const
1060 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_version
); }
1062 typename Elf_types
<size
>::Elf_Addr
1064 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_entry
); }
1066 typename Elf_types
<size
>::Elf_Off
1068 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_phoff
); }
1070 typename Elf_types
<size
>::Elf_Off
1072 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_shoff
); }
1076 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_flags
); }
1079 get_e_ehsize() const
1080 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_ehsize
); }
1083 get_e_phentsize() const
1084 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phentsize
); }
1088 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phnum
); }
1091 get_e_shentsize() const
1092 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shentsize
); }
1096 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shnum
); }
1099 get_e_shstrndx() const
1100 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shstrndx
); }
1103 const internal::Ehdr_data
<size
>* p_
;
1106 // Write class for the ELF file header.
1108 template<int size
, bool big_endian
>
1112 Ehdr_write(unsigned char* p
)
1113 : p_(reinterpret_cast<internal::Ehdr_data
<size
>*>(p
))
1117 put_e_ident(const unsigned char v
[EI_NIDENT
]) const
1118 { memcpy(this->p_
->e_ident
, v
, EI_NIDENT
); }
1121 put_e_type(Elf_Half v
)
1122 { this->p_
->e_type
= Convert
<16, big_endian
>::convert_host(v
); }
1125 put_e_machine(Elf_Half v
)
1126 { this->p_
->e_machine
= Convert
<16, big_endian
>::convert_host(v
); }
1129 put_e_version(Elf_Word v
)
1130 { this->p_
->e_version
= Convert
<32, big_endian
>::convert_host(v
); }
1133 put_e_entry(typename Elf_types
<size
>::Elf_Addr v
)
1134 { this->p_
->e_entry
= Convert
<size
, big_endian
>::convert_host(v
); }
1137 put_e_phoff(typename Elf_types
<size
>::Elf_Off v
)
1138 { this->p_
->e_phoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1141 put_e_shoff(typename Elf_types
<size
>::Elf_Off v
)
1142 { this->p_
->e_shoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1145 put_e_flags(Elf_Word v
)
1146 { this->p_
->e_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1149 put_e_ehsize(Elf_Half v
)
1150 { this->p_
->e_ehsize
= Convert
<16, big_endian
>::convert_host(v
); }
1153 put_e_phentsize(Elf_Half v
)
1154 { this->p_
->e_phentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1157 put_e_phnum(Elf_Half v
)
1158 { this->p_
->e_phnum
= Convert
<16, big_endian
>::convert_host(v
); }
1161 put_e_shentsize(Elf_Half v
)
1162 { this->p_
->e_shentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1165 put_e_shnum(Elf_Half v
)
1166 { this->p_
->e_shnum
= Convert
<16, big_endian
>::convert_host(v
); }
1169 put_e_shstrndx(Elf_Half v
)
1170 { this->p_
->e_shstrndx
= Convert
<16, big_endian
>::convert_host(v
); }
1173 internal::Ehdr_data
<size
>* p_
;
1176 // Accessor class for an ELF section header.
1178 template<int size
, bool big_endian
>
1182 Shdr(const unsigned char* p
)
1183 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(p
))
1186 template<typename File
>
1187 Shdr(File
* file
, typename
File::Location loc
)
1188 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(
1189 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1194 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_name
); }
1198 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_type
); }
1200 typename Elf_types
<size
>::Elf_WXword
1201 get_sh_flags() const
1202 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_flags
); }
1204 typename Elf_types
<size
>::Elf_Addr
1206 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addr
); }
1208 typename Elf_types
<size
>::Elf_Off
1209 get_sh_offset() const
1210 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_offset
); }
1212 typename Elf_types
<size
>::Elf_WXword
1214 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_size
); }
1218 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_link
); }
1222 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_info
); }
1224 typename Elf_types
<size
>::Elf_WXword
1225 get_sh_addralign() const
1227 Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addralign
); }
1229 typename Elf_types
<size
>::Elf_WXword
1230 get_sh_entsize() const
1231 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_entsize
); }
1234 const internal::Shdr_data
<size
>* p_
;
1237 // Write class for an ELF section header.
1239 template<int size
, bool big_endian
>
1243 Shdr_write(unsigned char* p
)
1244 : p_(reinterpret_cast<internal::Shdr_data
<size
>*>(p
))
1248 put_sh_name(Elf_Word v
)
1249 { this->p_
->sh_name
= Convert
<32, big_endian
>::convert_host(v
); }
1252 put_sh_type(Elf_Word v
)
1253 { this->p_
->sh_type
= Convert
<32, big_endian
>::convert_host(v
); }
1256 put_sh_flags(typename Elf_types
<size
>::Elf_WXword v
)
1257 { this->p_
->sh_flags
= Convert
<size
, big_endian
>::convert_host(v
); }
1260 put_sh_addr(typename Elf_types
<size
>::Elf_Addr v
)
1261 { this->p_
->sh_addr
= Convert
<size
, big_endian
>::convert_host(v
); }
1264 put_sh_offset(typename Elf_types
<size
>::Elf_Off v
)
1265 { this->p_
->sh_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1268 put_sh_size(typename Elf_types
<size
>::Elf_WXword v
)
1269 { this->p_
->sh_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1272 put_sh_link(Elf_Word v
)
1273 { this->p_
->sh_link
= Convert
<32, big_endian
>::convert_host(v
); }
1276 put_sh_info(Elf_Word v
)
1277 { this->p_
->sh_info
= Convert
<32, big_endian
>::convert_host(v
); }
1280 put_sh_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1281 { this->p_
->sh_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1284 put_sh_entsize(typename Elf_types
<size
>::Elf_WXword v
)
1285 { this->p_
->sh_entsize
= Convert
<size
, big_endian
>::convert_host(v
); }
1288 internal::Shdr_data
<size
>* p_
;
1291 // Accessor class for an ELF compression header.
1293 template<int size
, bool big_endian
>
1297 Chdr(const unsigned char* p
)
1298 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(p
))
1301 template<typename File
>
1302 Chdr(File
* file
, typename
File::Location loc
)
1303 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(
1304 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1309 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_type
); }
1311 typename Elf_types
<size
>::Elf_WXword
1313 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_size
); }
1315 typename Elf_types
<size
>::Elf_WXword
1316 get_ch_addralign() const
1318 Convert
<size
, big_endian
>::convert_host(this->p_
->ch_addralign
); }
1321 const internal::Chdr_data
<size
>* p_
;
1324 // Write class for an ELF compression header.
1326 template<int size
, bool big_endian
>
1330 Chdr_write(unsigned char* p
)
1331 : p_(reinterpret_cast<internal::Chdr_data
<size
>*>(p
))
1335 put_ch_type(typename Elf_types
<size
>::Elf_WXword v
)
1336 { this->p_
->ch_type
= Convert
<size
, big_endian
>::convert_host(v
); }
1339 put_ch_size(typename Elf_types
<size
>::Elf_WXword v
)
1340 { this->p_
->ch_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1343 put_ch_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1344 { this->p_
->ch_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1347 internal::Chdr_data
<size
>* p_
;
1350 // Accessor class for an ELF segment header.
1352 template<int size
, bool big_endian
>
1356 Phdr(const unsigned char* p
)
1357 : p_(reinterpret_cast<const internal::Phdr_data
<size
>*>(p
))
1360 template<typename File
>
1361 Phdr(File
* file
, typename
File::Location loc
)
1362 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(
1363 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1368 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_type
); }
1370 typename Elf_types
<size
>::Elf_Off
1371 get_p_offset() const
1372 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_offset
); }
1374 typename Elf_types
<size
>::Elf_Addr
1376 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_vaddr
); }
1378 typename Elf_types
<size
>::Elf_Addr
1380 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_paddr
); }
1382 typename Elf_types
<size
>::Elf_WXword
1383 get_p_filesz() const
1384 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_filesz
); }
1386 typename Elf_types
<size
>::Elf_WXword
1388 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_memsz
); }
1392 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_flags
); }
1394 typename Elf_types
<size
>::Elf_WXword
1396 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_align
); }
1399 const internal::Phdr_data
<size
>* p_
;
1402 // Write class for an ELF segment header.
1404 template<int size
, bool big_endian
>
1408 Phdr_write(unsigned char* p
)
1409 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(p
))
1413 put_p_type(Elf_Word v
)
1414 { this->p_
->p_type
= Convert
<32, big_endian
>::convert_host(v
); }
1417 put_p_offset(typename Elf_types
<size
>::Elf_Off v
)
1418 { this->p_
->p_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1421 put_p_vaddr(typename Elf_types
<size
>::Elf_Addr v
)
1422 { this->p_
->p_vaddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1425 put_p_paddr(typename Elf_types
<size
>::Elf_Addr v
)
1426 { this->p_
->p_paddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1429 put_p_filesz(typename Elf_types
<size
>::Elf_WXword v
)
1430 { this->p_
->p_filesz
= Convert
<size
, big_endian
>::convert_host(v
); }
1433 put_p_memsz(typename Elf_types
<size
>::Elf_WXword v
)
1434 { this->p_
->p_memsz
= Convert
<size
, big_endian
>::convert_host(v
); }
1437 put_p_flags(Elf_Word v
)
1438 { this->p_
->p_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1441 put_p_align(typename Elf_types
<size
>::Elf_WXword v
)
1442 { this->p_
->p_align
= Convert
<size
, big_endian
>::convert_host(v
); }
1445 internal::Phdr_data
<size
>* p_
;
1448 // Accessor class for an ELF symbol table entry.
1450 template<int size
, bool big_endian
>
1454 Sym(const unsigned char* p
)
1455 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(p
))
1458 template<typename File
>
1459 Sym(File
* file
, typename
File::Location loc
)
1460 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(
1461 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1466 { return Convert
<32, big_endian
>::convert_host(this->p_
->st_name
); }
1468 typename Elf_types
<size
>::Elf_Addr
1469 get_st_value() const
1470 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_value
); }
1472 typename Elf_types
<size
>::Elf_WXword
1474 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_size
); }
1478 { return this->p_
->st_info
; }
1482 { return elf_st_bind(this->get_st_info()); }
1486 { return elf_st_type(this->get_st_info()); }
1489 get_st_other() const
1490 { return this->p_
->st_other
; }
1493 get_st_visibility() const
1494 { return elf_st_visibility(this->get_st_other()); }
1497 get_st_nonvis() const
1498 { return elf_st_nonvis(this->get_st_other()); }
1501 get_st_shndx() const
1502 { return Convert
<16, big_endian
>::convert_host(this->p_
->st_shndx
); }
1505 const internal::Sym_data
<size
>* p_
;
1508 // Writer class for an ELF symbol table entry.
1510 template<int size
, bool big_endian
>
1514 Sym_write(unsigned char* p
)
1515 : p_(reinterpret_cast<internal::Sym_data
<size
>*>(p
))
1519 put_st_name(Elf_Word v
)
1520 { this->p_
->st_name
= Convert
<32, big_endian
>::convert_host(v
); }
1523 put_st_value(typename Elf_types
<size
>::Elf_Addr v
)
1524 { this->p_
->st_value
= Convert
<size
, big_endian
>::convert_host(v
); }
1527 put_st_size(typename Elf_types
<size
>::Elf_WXword v
)
1528 { this->p_
->st_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1531 put_st_info(unsigned char v
)
1532 { this->p_
->st_info
= v
; }
1535 put_st_info(STB bind
, STT type
)
1536 { this->p_
->st_info
= elf_st_info(bind
, type
); }
1539 put_st_other(unsigned char v
)
1540 { this->p_
->st_other
= v
; }
1543 put_st_other(STV vis
, unsigned char nonvis
)
1544 { this->p_
->st_other
= elf_st_other(vis
, nonvis
); }
1547 put_st_shndx(Elf_Half v
)
1548 { this->p_
->st_shndx
= Convert
<16, big_endian
>::convert_host(v
); }
1550 Sym
<size
, big_endian
>
1552 { return Sym
<size
, big_endian
>(reinterpret_cast<unsigned char*>(this->p_
)); }
1555 internal::Sym_data
<size
>* p_
;
1558 // Accessor classes for an ELF REL relocation entry.
1560 template<int size
, bool big_endian
>
1564 Rel(const unsigned char* p
)
1565 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(p
))
1568 template<typename File
>
1569 Rel(File
* file
, typename
File::Location loc
)
1570 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(
1571 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1574 typename Elf_types
<size
>::Elf_Addr
1575 get_r_offset() const
1576 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1578 typename Elf_types
<size
>::Elf_WXword
1580 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1583 const internal::Rel_data
<size
>* p_
;
1586 // Writer class for an ELF Rel relocation.
1588 template<int size
, bool big_endian
>
1592 Rel_write(unsigned char* p
)
1593 : p_(reinterpret_cast<internal::Rel_data
<size
>*>(p
))
1597 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1598 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1601 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1602 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1605 internal::Rel_data
<size
>* p_
;
1608 // Accessor class for an ELF Rela relocation.
1610 template<int size
, bool big_endian
>
1614 Rela(const unsigned char* p
)
1615 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(p
))
1618 template<typename File
>
1619 Rela(File
* file
, typename
File::Location loc
)
1620 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(
1621 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1624 typename Elf_types
<size
>::Elf_Addr
1625 get_r_offset() const
1626 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1628 typename Elf_types
<size
>::Elf_WXword
1630 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1632 typename Elf_types
<size
>::Elf_Swxword
1633 get_r_addend() const
1634 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_addend
); }
1637 const internal::Rela_data
<size
>* p_
;
1640 // Writer class for an ELF Rela relocation.
1642 template<int size
, bool big_endian
>
1646 Rela_write(unsigned char* p
)
1647 : p_(reinterpret_cast<internal::Rela_data
<size
>*>(p
))
1651 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1652 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1655 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1656 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1659 put_r_addend(typename Elf_types
<size
>::Elf_Swxword v
)
1660 { this->p_
->r_addend
= Convert
<size
, big_endian
>::convert_host(v
); }
1663 internal::Rela_data
<size
>* p_
;
1666 // MIPS-64 has a non-standard relocation layout.
1668 template<bool big_endian
>
1672 Mips64_rel(const unsigned char* p
)
1673 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(p
))
1676 template<typename File
>
1677 Mips64_rel(File
* file
, typename
File::Location loc
)
1678 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(
1679 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1682 typename Elf_types
<64>::Elf_Addr
1683 get_r_offset() const
1684 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1688 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1692 { return this->p_
->r_ssym
; }
1696 { return this->p_
->r_type
; }
1700 { return this->p_
->r_type2
; }
1704 { return this->p_
->r_type3
; }
1707 const internal::Mips64_rel_data
* p_
;
1710 template<bool big_endian
>
1711 class Mips64_rel_write
1714 Mips64_rel_write(unsigned char* p
)
1715 : p_(reinterpret_cast<internal::Mips64_rel_data
*>(p
))
1719 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1720 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1723 put_r_sym(Elf_Word v
)
1724 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1727 put_r_ssym(unsigned char v
)
1728 { this->p_
->r_ssym
= v
; }
1731 put_r_type(unsigned char v
)
1732 { this->p_
->r_type
= v
; }
1735 put_r_type2(unsigned char v
)
1736 { this->p_
->r_type2
= v
; }
1739 put_r_type3(unsigned char v
)
1740 { this->p_
->r_type3
= v
; }
1743 internal::Mips64_rel_data
* p_
;
1746 template<bool big_endian
>
1750 Mips64_rela(const unsigned char* p
)
1751 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(p
))
1754 template<typename File
>
1755 Mips64_rela(File
* file
, typename
File::Location loc
)
1756 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(
1757 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1760 typename Elf_types
<64>::Elf_Addr
1761 get_r_offset() const
1762 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1766 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1770 { return this->p_
->r_ssym
; }
1774 { return this->p_
->r_type
; }
1778 { return this->p_
->r_type2
; }
1782 { return this->p_
->r_type3
; }
1784 typename Elf_types
<64>::Elf_Swxword
1785 get_r_addend() const
1786 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_addend
); }
1789 const internal::Mips64_rela_data
* p_
;
1792 template<bool big_endian
>
1793 class Mips64_rela_write
1796 Mips64_rela_write(unsigned char* p
)
1797 : p_(reinterpret_cast<internal::Mips64_rela_data
*>(p
))
1801 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1802 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1805 put_r_sym(Elf_Word v
)
1806 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1809 put_r_ssym(unsigned char v
)
1810 { this->p_
->r_ssym
= v
; }
1813 put_r_type(unsigned char v
)
1814 { this->p_
->r_type
= v
; }
1817 put_r_type2(unsigned char v
)
1818 { this->p_
->r_type2
= v
; }
1821 put_r_type3(unsigned char v
)
1822 { this->p_
->r_type3
= v
; }
1825 put_r_addend(typename Elf_types
<64>::Elf_Swxword v
)
1826 { this->p_
->r_addend
= Convert
<64, big_endian
>::convert_host(v
); }
1829 internal::Mips64_rela_data
* p_
;
1832 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1833 // PT_DYNAMIC segment.
1835 template<int size
, bool big_endian
>
1839 Dyn(const unsigned char* p
)
1840 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(p
))
1843 template<typename File
>
1844 Dyn(File
* file
, typename
File::Location loc
)
1845 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(
1846 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1849 typename Elf_types
<size
>::Elf_Swxword
1851 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_tag
); }
1853 typename Elf_types
<size
>::Elf_WXword
1855 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1857 typename Elf_types
<size
>::Elf_Addr
1859 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1862 const internal::Dyn_data
<size
>* p_
;
1865 // Write class for an entry in the SHT_DYNAMIC section.
1867 template<int size
, bool big_endian
>
1871 Dyn_write(unsigned char* p
)
1872 : p_(reinterpret_cast<internal::Dyn_data
<size
>*>(p
))
1876 put_d_tag(typename Elf_types
<size
>::Elf_Swxword v
)
1877 { this->p_
->d_tag
= Convert
<size
, big_endian
>::convert_host(v
); }
1880 put_d_val(typename Elf_types
<size
>::Elf_WXword v
)
1881 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1884 put_d_ptr(typename Elf_types
<size
>::Elf_Addr v
)
1885 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1888 internal::Dyn_data
<size
>* p_
;
1891 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1893 template<int size
, bool big_endian
>
1897 Verdef(const unsigned char* p
)
1898 : p_(reinterpret_cast<const internal::Verdef_data
*>(p
))
1901 template<typename File
>
1902 Verdef(File
* file
, typename
File::Location loc
)
1903 : p_(reinterpret_cast<const internal::Verdef_data
*>(
1904 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1908 get_vd_version() const
1909 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_version
); }
1912 get_vd_flags() const
1913 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_flags
); }
1917 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_ndx
); }
1921 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_cnt
); }
1925 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_hash
); }
1929 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_aux
); }
1933 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_next
); }
1936 const internal::Verdef_data
* p_
;
1939 template<int size
, bool big_endian
>
1943 Verdef_write(unsigned char* p
)
1944 : p_(reinterpret_cast<internal::Verdef_data
*>(p
))
1948 set_vd_version(Elf_Half v
)
1949 { this->p_
->vd_version
= Convert
<16, big_endian
>::convert_host(v
); }
1952 set_vd_flags(Elf_Half v
)
1953 { this->p_
->vd_flags
= Convert
<16, big_endian
>::convert_host(v
); }
1956 set_vd_ndx(Elf_Half v
)
1957 { this->p_
->vd_ndx
= Convert
<16, big_endian
>::convert_host(v
); }
1960 set_vd_cnt(Elf_Half v
)
1961 { this->p_
->vd_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
1964 set_vd_hash(Elf_Word v
)
1965 { this->p_
->vd_hash
= Convert
<32, big_endian
>::convert_host(v
); }
1968 set_vd_aux(Elf_Word v
)
1969 { this->p_
->vd_aux
= Convert
<32, big_endian
>::convert_host(v
); }
1972 set_vd_next(Elf_Word v
)
1973 { this->p_
->vd_next
= Convert
<32, big_endian
>::convert_host(v
); }
1976 internal::Verdef_data
* p_
;
1979 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1982 template<int size
, bool big_endian
>
1986 Verdaux(const unsigned char* p
)
1987 : p_(reinterpret_cast<const internal::Verdaux_data
*>(p
))
1990 template<typename File
>
1991 Verdaux(File
* file
, typename
File::Location loc
)
1992 : p_(reinterpret_cast<const internal::Verdaux_data
*>(
1993 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1997 get_vda_name() const
1998 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_name
); }
2001 get_vda_next() const
2002 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_next
); }
2005 const internal::Verdaux_data
* p_
;
2008 template<int size
, bool big_endian
>
2012 Verdaux_write(unsigned char* p
)
2013 : p_(reinterpret_cast<internal::Verdaux_data
*>(p
))
2017 set_vda_name(Elf_Word v
)
2018 { this->p_
->vda_name
= Convert
<32, big_endian
>::convert_host(v
); }
2021 set_vda_next(Elf_Word v
)
2022 { this->p_
->vda_next
= Convert
<32, big_endian
>::convert_host(v
); }
2025 internal::Verdaux_data
* p_
;
2028 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
2030 template<int size
, bool big_endian
>
2034 Verneed(const unsigned char* p
)
2035 : p_(reinterpret_cast<const internal::Verneed_data
*>(p
))
2038 template<typename File
>
2039 Verneed(File
* file
, typename
File::Location loc
)
2040 : p_(reinterpret_cast<const internal::Verneed_data
*>(
2041 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2045 get_vn_version() const
2046 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_version
); }
2050 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_cnt
); }
2054 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_file
); }
2058 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_aux
); }
2062 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_next
); }
2065 const internal::Verneed_data
* p_
;
2068 template<int size
, bool big_endian
>
2072 Verneed_write(unsigned char* p
)
2073 : p_(reinterpret_cast<internal::Verneed_data
*>(p
))
2077 set_vn_version(Elf_Half v
)
2078 { this->p_
->vn_version
= Convert
<16, big_endian
>::convert_host(v
); }
2081 set_vn_cnt(Elf_Half v
)
2082 { this->p_
->vn_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
2085 set_vn_file(Elf_Word v
)
2086 { this->p_
->vn_file
= Convert
<32, big_endian
>::convert_host(v
); }
2089 set_vn_aux(Elf_Word v
)
2090 { this->p_
->vn_aux
= Convert
<32, big_endian
>::convert_host(v
); }
2093 set_vn_next(Elf_Word v
)
2094 { this->p_
->vn_next
= Convert
<32, big_endian
>::convert_host(v
); }
2097 internal::Verneed_data
* p_
;
2100 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
2103 template<int size
, bool big_endian
>
2107 Vernaux(const unsigned char* p
)
2108 : p_(reinterpret_cast<const internal::Vernaux_data
*>(p
))
2111 template<typename File
>
2112 Vernaux(File
* file
, typename
File::Location loc
)
2113 : p_(reinterpret_cast<const internal::Vernaux_data
*>(
2114 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2118 get_vna_hash() const
2119 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_hash
); }
2122 get_vna_flags() const
2123 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_flags
); }
2126 get_vna_other() const
2127 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_other
); }
2130 get_vna_name() const
2131 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_name
); }
2134 get_vna_next() const
2135 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_next
); }
2138 const internal::Vernaux_data
* p_
;
2141 template<int size
, bool big_endian
>
2145 Vernaux_write(unsigned char* p
)
2146 : p_(reinterpret_cast<internal::Vernaux_data
*>(p
))
2150 set_vna_hash(Elf_Word v
)
2151 { this->p_
->vna_hash
= Convert
<32, big_endian
>::convert_host(v
); }
2154 set_vna_flags(Elf_Half v
)
2155 { this->p_
->vna_flags
= Convert
<16, big_endian
>::convert_host(v
); }
2158 set_vna_other(Elf_Half v
)
2159 { this->p_
->vna_other
= Convert
<16, big_endian
>::convert_host(v
); }
2162 set_vna_name(Elf_Word v
)
2163 { this->p_
->vna_name
= Convert
<32, big_endian
>::convert_host(v
); }
2166 set_vna_next(Elf_Word v
)
2167 { this->p_
->vna_next
= Convert
<32, big_endian
>::convert_host(v
); }
2170 internal::Vernaux_data
* p_
;
2173 } // End namespace elfcpp.
2175 #endif // !defined(ELFPCP_H)