1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright (C) 2006-2020 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,
519 // 4k page table size
520 PT_S390_PGSTE
= 0x70000000,
523 // The valid bit flags found in the Phdr p_flags field.
530 PF_MASKOS
= 0x0ff00000,
531 PF_MASKPROC
= 0xf0000000
534 // Symbol binding from Sym st_info field.
548 // Symbol types from Sym st_info field.
560 // GNU extension: symbol value points to a function which is called
561 // at runtime to determine the final value of the symbol.
569 // The section type that must be used for register symbols on
570 // Sparc. These symbols initialize a global register.
571 STT_SPARC_REGISTER
= 13,
573 // ARM: a THUMB function. This is not defined in ARM ELF Specification but
574 // used by the GNU tool-chain.
579 elf_st_bind(unsigned char info
)
581 return static_cast<STB
>(info
>> 4);
585 elf_st_type(unsigned char info
)
587 return static_cast<STT
>(info
& 0xf);
591 elf_st_info(STB bind
, STT type
)
593 return ((static_cast<unsigned char>(bind
) << 4)
594 + (static_cast<unsigned char>(type
) & 0xf));
597 // Symbol visibility from Sym st_other field.
608 elf_st_visibility(unsigned char other
)
610 return static_cast<STV
>(other
& 0x3);
614 elf_st_nonvis(unsigned char other
)
616 return static_cast<STV
>(other
>> 2);
620 elf_st_other(STV vis
, unsigned char nonvis
)
622 return ((nonvis
<< 2)
623 + (static_cast<unsigned char>(vis
) & 3));
626 // Reloc information from Rel/Rela r_info field.
630 elf_r_sym(typename Elf_types
<size
>::Elf_WXword
);
634 elf_r_sym
<32>(Elf_Word v
)
641 elf_r_sym
<64>(Elf_Xword v
)
648 elf_r_type(typename Elf_types
<size
>::Elf_WXword
);
652 elf_r_type
<32>(Elf_Word v
)
659 elf_r_type
<64>(Elf_Xword v
)
661 return v
& 0xffffffff;
665 typename Elf_types
<size
>::Elf_WXword
666 elf_r_info(unsigned int s
, unsigned int t
);
670 elf_r_info
<32>(unsigned int s
, unsigned int t
)
672 return (s
<< 8) + (t
& 0xff);
677 elf_r_info
<64>(unsigned int s
, unsigned int t
)
679 return (static_cast<Elf_Xword
>(s
) << 32) + (t
& 0xffffffff);
682 // Dynamic tags found in the PT_DYNAMIC segment.
713 DT_INIT_ARRAYSZ
= 27,
714 DT_FINI_ARRAYSZ
= 28,
718 // This is used to mark a range of dynamic tags. It is not really
722 DT_PREINIT_ARRAY
= 32,
723 DT_PREINIT_ARRAYSZ
= 33,
724 DT_LOOS
= 0x6000000d,
725 DT_HIOS
= 0x6ffff000,
726 DT_LOPROC
= 0x70000000,
727 DT_HIPROC
= 0x7fffffff,
729 // The remaining values are extensions used by GNU or Solaris.
730 DT_VALRNGLO
= 0x6ffffd00,
731 DT_GNU_PRELINKED
= 0x6ffffdf5,
732 DT_GNU_CONFLICTSZ
= 0x6ffffdf6,
733 DT_GNU_LIBLISTSZ
= 0x6ffffdf7,
734 DT_CHECKSUM
= 0x6ffffdf8,
735 DT_PLTPADSZ
= 0x6ffffdf9,
736 DT_MOVEENT
= 0x6ffffdfa,
737 DT_MOVESZ
= 0x6ffffdfb,
738 DT_FEATURE
= 0x6ffffdfc,
739 DT_POSFLAG_1
= 0x6ffffdfd,
740 DT_SYMINSZ
= 0x6ffffdfe,
741 DT_SYMINENT
= 0x6ffffdff,
742 DT_VALRNGHI
= 0x6ffffdff,
744 DT_ADDRRNGLO
= 0x6ffffe00,
745 DT_GNU_HASH
= 0x6ffffef5,
746 DT_TLSDESC_PLT
= 0x6ffffef6,
747 DT_TLSDESC_GOT
= 0x6ffffef7,
748 DT_GNU_CONFLICT
= 0x6ffffef8,
749 DT_GNU_LIBLIST
= 0x6ffffef9,
750 DT_CONFIG
= 0x6ffffefa,
751 DT_DEPAUDIT
= 0x6ffffefb,
752 DT_AUDIT
= 0x6ffffefc,
753 DT_PLTPAD
= 0x6ffffefd,
754 DT_MOVETAB
= 0x6ffffefe,
755 DT_SYMINFO
= 0x6ffffeff,
756 DT_ADDRRNGHI
= 0x6ffffeff,
758 DT_RELACOUNT
= 0x6ffffff9,
759 DT_RELCOUNT
= 0x6ffffffa,
760 DT_FLAGS_1
= 0x6ffffffb,
761 DT_VERDEF
= 0x6ffffffc,
762 DT_VERDEFNUM
= 0x6ffffffd,
763 DT_VERNEED
= 0x6ffffffe,
764 DT_VERNEEDNUM
= 0x6fffffff,
766 DT_VERSYM
= 0x6ffffff0,
768 // Specify the value of _GLOBAL_OFFSET_TABLE_.
769 DT_PPC_GOT
= 0x70000000,
771 // Specify whether various optimisations are possible.
772 DT_PPC_OPT
= 0x70000001,
774 // Specify the start of the .glink section.
775 DT_PPC64_GLINK
= 0x70000000,
777 // Specify the start and size of the .opd section.
778 DT_PPC64_OPD
= 0x70000001,
779 DT_PPC64_OPDSZ
= 0x70000002,
781 // Specify whether various optimisations are possible.
782 DT_PPC64_OPT
= 0x70000003,
784 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
785 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
786 // symbol in the symbol table.
787 DT_SPARC_REGISTER
= 0x70000001,
789 // MIPS specific dynamic array tags.
790 // 32 bit version number for runtime linker interface.
791 DT_MIPS_RLD_VERSION
= 0x70000001,
793 DT_MIPS_TIME_STAMP
= 0x70000002,
794 // Checksum of external strings and common sizes.
795 DT_MIPS_ICHECKSUM
= 0x70000003,
796 // Index of version string in string table.
797 DT_MIPS_IVERSION
= 0x70000004,
799 DT_MIPS_FLAGS
= 0x70000005,
800 // Base address of the segment.
801 DT_MIPS_BASE_ADDRESS
= 0x70000006,
803 DT_MIPS_MSYM
= 0x70000007,
804 // Address of .conflict section.
805 DT_MIPS_CONFLICT
= 0x70000008,
806 // Address of .liblist section.
807 DT_MIPS_LIBLIST
= 0x70000009,
808 // Number of local global offset table entries.
809 DT_MIPS_LOCAL_GOTNO
= 0x7000000a,
810 // Number of entries in the .conflict section.
811 DT_MIPS_CONFLICTNO
= 0x7000000b,
812 // Number of entries in the .liblist section.
813 DT_MIPS_LIBLISTNO
= 0x70000010,
814 // Number of entries in the .dynsym section.
815 DT_MIPS_SYMTABNO
= 0x70000011,
816 // Index of first external dynamic symbol not referenced locally.
817 DT_MIPS_UNREFEXTNO
= 0x70000012,
818 // Index of first dynamic symbol in global offset table.
819 DT_MIPS_GOTSYM
= 0x70000013,
820 // Number of page table entries in global offset table.
821 DT_MIPS_HIPAGENO
= 0x70000014,
822 // Address of run time loader map, used for debugging.
823 DT_MIPS_RLD_MAP
= 0x70000016,
824 // Delta C++ class definition.
825 DT_MIPS_DELTA_CLASS
= 0x70000017,
826 // Number of entries in DT_MIPS_DELTA_CLASS.
827 DT_MIPS_DELTA_CLASS_NO
= 0x70000018,
828 // Delta C++ class instances.
829 DT_MIPS_DELTA_INSTANCE
= 0x70000019,
830 // Number of entries in DT_MIPS_DELTA_INSTANCE.
831 DT_MIPS_DELTA_INSTANCE_NO
= 0x7000001a,
832 // Delta relocations.
833 DT_MIPS_DELTA_RELOC
= 0x7000001b,
834 // Number of entries in DT_MIPS_DELTA_RELOC.
835 DT_MIPS_DELTA_RELOC_NO
= 0x7000001c,
836 // Delta symbols that Delta relocations refer to.
837 DT_MIPS_DELTA_SYM
= 0x7000001d,
838 // Number of entries in DT_MIPS_DELTA_SYM.
839 DT_MIPS_DELTA_SYM_NO
= 0x7000001e,
840 // Delta symbols that hold class declarations.
841 DT_MIPS_DELTA_CLASSSYM
= 0x70000020,
842 // Number of entries in DT_MIPS_DELTA_CLASSSYM.
843 DT_MIPS_DELTA_CLASSSYM_NO
= 0x70000021,
844 // Flags indicating information about C++ flavor.
845 DT_MIPS_CXX_FLAGS
= 0x70000022,
846 // Pixie information (???).
847 DT_MIPS_PIXIE_INIT
= 0x70000023,
848 // Address of .MIPS.symlib
849 DT_MIPS_SYMBOL_LIB
= 0x70000024,
850 // The GOT index of the first PTE for a segment
851 DT_MIPS_LOCALPAGE_GOTIDX
= 0x70000025,
852 // The GOT index of the first PTE for a local symbol
853 DT_MIPS_LOCAL_GOTIDX
= 0x70000026,
854 // The GOT index of the first PTE for a hidden symbol
855 DT_MIPS_HIDDEN_GOTIDX
= 0x70000027,
856 // The GOT index of the first PTE for a protected symbol
857 DT_MIPS_PROTECTED_GOTIDX
= 0x70000028,
858 // Address of `.MIPS.options'.
859 DT_MIPS_OPTIONS
= 0x70000029,
860 // Address of `.interface'.
861 DT_MIPS_INTERFACE
= 0x7000002a,
863 DT_MIPS_DYNSTR_ALIGN
= 0x7000002b,
864 // Size of the .interface section.
865 DT_MIPS_INTERFACE_SIZE
= 0x7000002c,
866 // Size of rld_text_resolve function stored in the GOT.
867 DT_MIPS_RLD_TEXT_RESOLVE_ADDR
= 0x7000002d,
868 // Default suffix of DSO to be added by rld on dlopen() calls.
869 DT_MIPS_PERF_SUFFIX
= 0x7000002e,
870 // Size of compact relocation section (O32).
871 DT_MIPS_COMPACT_SIZE
= 0x7000002f,
872 // GP value for auxiliary GOTs.
873 DT_MIPS_GP_VALUE
= 0x70000030,
874 // Address of auxiliary .dynamic.
875 DT_MIPS_AUX_DYNAMIC
= 0x70000031,
876 // Address of the base of the PLTGOT.
877 DT_MIPS_PLTGOT
= 0x70000032,
878 // Points to the base of a writable PLT.
879 DT_MIPS_RWPLT
= 0x70000034,
880 // Relative offset of run time loader map, used for debugging.
881 DT_MIPS_RLD_MAP_REL
= 0x70000035,
883 DT_AUXILIARY
= 0x7ffffffd,
884 DT_USED
= 0x7ffffffe,
885 DT_FILTER
= 0x7fffffff
888 // Flags found in the DT_FLAGS dynamic element.
899 // Flags found in the DT_FLAGS_1 dynamic element.
907 DF_1_LOADFLTR
= 0x10,
908 DF_1_INITFIRST
= 0x20,
913 DF_1_INTERPOSE
= 0x400,
914 DF_1_NODEFLIB
= 0x800,
915 DF_1_NODUMP
= 0x1000,
916 DF_1_CONLFAT
= 0x2000,
917 DF_1_PIE
= 0x08000000
920 // Version numbers which appear in the vd_version field of a Verdef
923 const int VER_DEF_NONE
= 0;
924 const int VER_DEF_CURRENT
= 1;
926 // Version numbers which appear in the vn_version field of a Verneed
929 const int VER_NEED_NONE
= 0;
930 const int VER_NEED_CURRENT
= 1;
932 // Bit flags which appear in vd_flags of Verdef and vna_flags of
935 const int VER_FLG_BASE
= 0x1;
936 const int VER_FLG_WEAK
= 0x2;
937 const int VER_FLG_INFO
= 0x4;
939 // Special constants found in the SHT_GNU_versym entries.
941 const int VER_NDX_LOCAL
= 0;
942 const int VER_NDX_GLOBAL
= 1;
944 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
945 // the symbol is hidden and can only be seen when referenced using an
946 // explicit version number. This is a GNU extension.
948 const int VERSYM_HIDDEN
= 0x8000;
950 // This is the mask for the rest of the data in a word read from a
951 // SHT_GNU_versym section.
953 const int VERSYM_VERSION
= 0x7fff;
955 // Note descriptor type codes for notes in a non-core file with an
962 // An architecture string.
966 // Note descriptor type codes for notes in a non-core file with the
971 // The minimum ABI level. This is used by the dynamic linker to
972 // describe the minimal kernel version on which a shared library may
973 // be used. Th value should be four words. Word 0 is an OS
974 // descriptor (see below). Word 1 is the major version of the ABI.
975 // Word 2 is the minor version. Word 3 is the subminor version.
977 // Hardware capabilities information. Word 0 is the number of
978 // entries. Word 1 is a bitmask of enabled entries. The rest of
979 // the descriptor is a series of entries, where each entry is a
980 // single byte followed by a nul terminated string. The byte gives
981 // the bit number to test if enabled in the bitmask.
983 // The build ID as set by the linker's --build-id option. The
984 // format of the descriptor depends on the build ID style.
986 // The version of gold used to link. Th descriptor is just a
988 NT_GNU_GOLD_VERSION
= 4,
989 // Program property note, as described in "Linux Extensions to the gABI".
990 NT_GNU_PROPERTY_TYPE_0
= 5
993 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
997 ELF_NOTE_OS_LINUX
= 0,
999 ELF_NOTE_OS_SOLARIS2
= 2,
1000 ELF_NOTE_OS_FREEBSD
= 3,
1001 ELF_NOTE_OS_NETBSD
= 4,
1002 ELF_NOTE_OS_SYLLABLE
= 5
1005 // Program property types for NT_GNU_PROPERTY_TYPE_0.
1009 GNU_PROPERTY_STACK_SIZE
= 1,
1010 GNU_PROPERTY_NO_COPY_ON_PROTECTED
= 2,
1011 GNU_PROPERTY_LOPROC
= 0xc0000000,
1012 GNU_PROPERTY_X86_ISA_1_USED
= 0xc0000000,
1013 GNU_PROPERTY_X86_ISA_1_NEEDED
= 0xc0000001,
1014 GNU_PROPERTY_X86_FEATURE_1_AND
= 0xc0000002,
1015 GNU_PROPERTY_HIPROC
= 0xdfffffff,
1016 GNU_PROPERTY_LOUSER
= 0xe0000000,
1017 GNU_PROPERTY_HIUSER
= 0xffffffff
1020 } // End namespace elfcpp.
1022 // Include internal details after defining the types.
1023 #include "elfcpp_internal.h"
1028 // The offset of the ELF file header in the ELF file.
1030 const int file_header_offset
= 0;
1032 // ELF structure sizes.
1037 // Size of ELF file header.
1038 static const int ehdr_size
= sizeof(internal::Ehdr_data
<size
>);
1039 // Size of ELF segment header.
1040 static const int phdr_size
= sizeof(internal::Phdr_data
<size
>);
1041 // Size of ELF section header.
1042 static const int shdr_size
= sizeof(internal::Shdr_data
<size
>);
1043 // Size of ELF compression header.
1044 static const int chdr_size
= sizeof(internal::Chdr_data
<size
>);
1045 // Size of ELF symbol table entry.
1046 static const int sym_size
= sizeof(internal::Sym_data
<size
>);
1047 // Sizes of ELF reloc entries.
1048 static const int rel_size
= sizeof(internal::Rel_data
<size
>);
1049 static const int rela_size
= sizeof(internal::Rela_data
<size
>);
1050 // Size of ELF dynamic entry.
1051 static const int dyn_size
= sizeof(internal::Dyn_data
<size
>);
1052 // Size of ELF version structures.
1053 static const int verdef_size
= sizeof(internal::Verdef_data
);
1054 static const int verdaux_size
= sizeof(internal::Verdaux_data
);
1055 static const int verneed_size
= sizeof(internal::Verneed_data
);
1056 static const int vernaux_size
= sizeof(internal::Vernaux_data
);
1059 // Accessor class for the ELF file header.
1061 template<int size
, bool big_endian
>
1065 Ehdr(const unsigned char* p
)
1066 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(p
))
1069 template<typename File
>
1070 Ehdr(File
* file
, typename
File::Location loc
)
1071 : p_(reinterpret_cast<const internal::Ehdr_data
<size
>*>(
1072 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1075 const unsigned char*
1077 { return this->p_
->e_ident
; }
1081 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_type
); }
1084 get_e_machine() const
1085 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_machine
); }
1088 get_e_version() const
1089 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_version
); }
1091 typename Elf_types
<size
>::Elf_Addr
1093 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_entry
); }
1095 typename Elf_types
<size
>::Elf_Off
1097 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_phoff
); }
1099 typename Elf_types
<size
>::Elf_Off
1101 { return Convert
<size
, big_endian
>::convert_host(this->p_
->e_shoff
); }
1105 { return Convert
<32, big_endian
>::convert_host(this->p_
->e_flags
); }
1108 get_e_ehsize() const
1109 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_ehsize
); }
1112 get_e_phentsize() const
1113 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phentsize
); }
1117 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_phnum
); }
1120 get_e_shentsize() const
1121 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shentsize
); }
1125 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shnum
); }
1128 get_e_shstrndx() const
1129 { return Convert
<16, big_endian
>::convert_host(this->p_
->e_shstrndx
); }
1132 const internal::Ehdr_data
<size
>* p_
;
1135 // Write class for the ELF file header.
1137 template<int size
, bool big_endian
>
1141 Ehdr_write(unsigned char* p
)
1142 : p_(reinterpret_cast<internal::Ehdr_data
<size
>*>(p
))
1146 put_e_ident(const unsigned char v
[EI_NIDENT
]) const
1147 { memcpy(this->p_
->e_ident
, v
, EI_NIDENT
); }
1150 put_e_type(Elf_Half v
)
1151 { this->p_
->e_type
= Convert
<16, big_endian
>::convert_host(v
); }
1154 put_e_machine(Elf_Half v
)
1155 { this->p_
->e_machine
= Convert
<16, big_endian
>::convert_host(v
); }
1158 put_e_version(Elf_Word v
)
1159 { this->p_
->e_version
= Convert
<32, big_endian
>::convert_host(v
); }
1162 put_e_entry(typename Elf_types
<size
>::Elf_Addr v
)
1163 { this->p_
->e_entry
= Convert
<size
, big_endian
>::convert_host(v
); }
1166 put_e_phoff(typename Elf_types
<size
>::Elf_Off v
)
1167 { this->p_
->e_phoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1170 put_e_shoff(typename Elf_types
<size
>::Elf_Off v
)
1171 { this->p_
->e_shoff
= Convert
<size
, big_endian
>::convert_host(v
); }
1174 put_e_flags(Elf_Word v
)
1175 { this->p_
->e_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1178 put_e_ehsize(Elf_Half v
)
1179 { this->p_
->e_ehsize
= Convert
<16, big_endian
>::convert_host(v
); }
1182 put_e_phentsize(Elf_Half v
)
1183 { this->p_
->e_phentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1186 put_e_phnum(Elf_Half v
)
1187 { this->p_
->e_phnum
= Convert
<16, big_endian
>::convert_host(v
); }
1190 put_e_shentsize(Elf_Half v
)
1191 { this->p_
->e_shentsize
= Convert
<16, big_endian
>::convert_host(v
); }
1194 put_e_shnum(Elf_Half v
)
1195 { this->p_
->e_shnum
= Convert
<16, big_endian
>::convert_host(v
); }
1198 put_e_shstrndx(Elf_Half v
)
1199 { this->p_
->e_shstrndx
= Convert
<16, big_endian
>::convert_host(v
); }
1202 internal::Ehdr_data
<size
>* p_
;
1205 // Accessor class for an ELF section header.
1207 template<int size
, bool big_endian
>
1211 Shdr(const unsigned char* p
)
1212 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(p
))
1215 template<typename File
>
1216 Shdr(File
* file
, typename
File::Location loc
)
1217 : p_(reinterpret_cast<const internal::Shdr_data
<size
>*>(
1218 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1223 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_name
); }
1227 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_type
); }
1229 typename Elf_types
<size
>::Elf_WXword
1230 get_sh_flags() const
1231 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_flags
); }
1233 typename Elf_types
<size
>::Elf_Addr
1235 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addr
); }
1237 typename Elf_types
<size
>::Elf_Off
1238 get_sh_offset() const
1239 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_offset
); }
1241 typename Elf_types
<size
>::Elf_WXword
1243 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_size
); }
1247 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_link
); }
1251 { return Convert
<32, big_endian
>::convert_host(this->p_
->sh_info
); }
1253 typename Elf_types
<size
>::Elf_WXword
1254 get_sh_addralign() const
1256 Convert
<size
, big_endian
>::convert_host(this->p_
->sh_addralign
); }
1258 typename Elf_types
<size
>::Elf_WXword
1259 get_sh_entsize() const
1260 { return Convert
<size
, big_endian
>::convert_host(this->p_
->sh_entsize
); }
1263 const internal::Shdr_data
<size
>* p_
;
1266 // Write class for an ELF section header.
1268 template<int size
, bool big_endian
>
1272 Shdr_write(unsigned char* p
)
1273 : p_(reinterpret_cast<internal::Shdr_data
<size
>*>(p
))
1277 put_sh_name(Elf_Word v
)
1278 { this->p_
->sh_name
= Convert
<32, big_endian
>::convert_host(v
); }
1281 put_sh_type(Elf_Word v
)
1282 { this->p_
->sh_type
= Convert
<32, big_endian
>::convert_host(v
); }
1285 put_sh_flags(typename Elf_types
<size
>::Elf_WXword v
)
1286 { this->p_
->sh_flags
= Convert
<size
, big_endian
>::convert_host(v
); }
1289 put_sh_addr(typename Elf_types
<size
>::Elf_Addr v
)
1290 { this->p_
->sh_addr
= Convert
<size
, big_endian
>::convert_host(v
); }
1293 put_sh_offset(typename Elf_types
<size
>::Elf_Off v
)
1294 { this->p_
->sh_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1297 put_sh_size(typename Elf_types
<size
>::Elf_WXword v
)
1298 { this->p_
->sh_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1301 put_sh_link(Elf_Word v
)
1302 { this->p_
->sh_link
= Convert
<32, big_endian
>::convert_host(v
); }
1305 put_sh_info(Elf_Word v
)
1306 { this->p_
->sh_info
= Convert
<32, big_endian
>::convert_host(v
); }
1309 put_sh_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1310 { this->p_
->sh_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1313 put_sh_entsize(typename Elf_types
<size
>::Elf_WXword v
)
1314 { this->p_
->sh_entsize
= Convert
<size
, big_endian
>::convert_host(v
); }
1317 internal::Shdr_data
<size
>* p_
;
1320 // Accessor class for an ELF compression header.
1322 template<int size
, bool big_endian
>
1326 Chdr(const unsigned char* p
)
1327 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(p
))
1330 template<typename File
>
1331 Chdr(File
* file
, typename
File::Location loc
)
1332 : p_(reinterpret_cast<const internal::Chdr_data
<size
>*>(
1333 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1338 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_type
); }
1340 typename Elf_types
<size
>::Elf_WXword
1342 { return Convert
<size
, big_endian
>::convert_host(this->p_
->ch_size
); }
1344 typename Elf_types
<size
>::Elf_WXword
1345 get_ch_addralign() const
1347 Convert
<size
, big_endian
>::convert_host(this->p_
->ch_addralign
); }
1350 const internal::Chdr_data
<size
>* p_
;
1353 // Write class for an ELF compression header.
1355 template<int size
, bool big_endian
>
1359 Chdr_write(unsigned char* p
)
1360 : p_(reinterpret_cast<internal::Chdr_data
<size
>*>(p
))
1364 put_ch_type(typename Elf_types
<size
>::Elf_WXword v
)
1365 { this->p_
->ch_type
= Convert
<size
, big_endian
>::convert_host(v
); }
1368 put_ch_size(typename Elf_types
<size
>::Elf_WXword v
)
1369 { this->p_
->ch_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1372 put_ch_addralign(typename Elf_types
<size
>::Elf_WXword v
)
1373 { this->p_
->ch_addralign
= Convert
<size
, big_endian
>::convert_host(v
); }
1376 put_ch_reserved(Elf_Word
);
1379 internal::Chdr_data
<size
>* p_
;
1384 elfcpp::Chdr_write
<64, true>::put_ch_reserved(Elf_Word v
)
1386 this->p_
->ch_reserved
= v
;
1391 elfcpp::Chdr_write
<64, false>::put_ch_reserved(Elf_Word v
)
1393 this->p_
->ch_reserved
= v
;
1396 // Accessor class for an ELF segment header.
1398 template<int size
, bool big_endian
>
1402 Phdr(const unsigned char* p
)
1403 : p_(reinterpret_cast<const internal::Phdr_data
<size
>*>(p
))
1406 template<typename File
>
1407 Phdr(File
* file
, typename
File::Location loc
)
1408 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(
1409 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1414 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_type
); }
1416 typename Elf_types
<size
>::Elf_Off
1417 get_p_offset() const
1418 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_offset
); }
1420 typename Elf_types
<size
>::Elf_Addr
1422 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_vaddr
); }
1424 typename Elf_types
<size
>::Elf_Addr
1426 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_paddr
); }
1428 typename Elf_types
<size
>::Elf_WXword
1429 get_p_filesz() const
1430 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_filesz
); }
1432 typename Elf_types
<size
>::Elf_WXword
1434 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_memsz
); }
1438 { return Convert
<32, big_endian
>::convert_host(this->p_
->p_flags
); }
1440 typename Elf_types
<size
>::Elf_WXword
1442 { return Convert
<size
, big_endian
>::convert_host(this->p_
->p_align
); }
1445 const internal::Phdr_data
<size
>* p_
;
1448 // Write class for an ELF segment header.
1450 template<int size
, bool big_endian
>
1454 Phdr_write(unsigned char* p
)
1455 : p_(reinterpret_cast<internal::Phdr_data
<size
>*>(p
))
1459 put_p_type(Elf_Word v
)
1460 { this->p_
->p_type
= Convert
<32, big_endian
>::convert_host(v
); }
1463 put_p_offset(typename Elf_types
<size
>::Elf_Off v
)
1464 { this->p_
->p_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1467 put_p_vaddr(typename Elf_types
<size
>::Elf_Addr v
)
1468 { this->p_
->p_vaddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1471 put_p_paddr(typename Elf_types
<size
>::Elf_Addr v
)
1472 { this->p_
->p_paddr
= Convert
<size
, big_endian
>::convert_host(v
); }
1475 put_p_filesz(typename Elf_types
<size
>::Elf_WXword v
)
1476 { this->p_
->p_filesz
= Convert
<size
, big_endian
>::convert_host(v
); }
1479 put_p_memsz(typename Elf_types
<size
>::Elf_WXword v
)
1480 { this->p_
->p_memsz
= Convert
<size
, big_endian
>::convert_host(v
); }
1483 put_p_flags(Elf_Word v
)
1484 { this->p_
->p_flags
= Convert
<32, big_endian
>::convert_host(v
); }
1487 put_p_align(typename Elf_types
<size
>::Elf_WXword v
)
1488 { this->p_
->p_align
= Convert
<size
, big_endian
>::convert_host(v
); }
1491 internal::Phdr_data
<size
>* p_
;
1494 // Accessor class for an ELF symbol table entry.
1496 template<int size
, bool big_endian
>
1500 Sym(const unsigned char* p
)
1501 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(p
))
1504 template<typename File
>
1505 Sym(File
* file
, typename
File::Location loc
)
1506 : p_(reinterpret_cast<const internal::Sym_data
<size
>*>(
1507 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1512 { return Convert
<32, big_endian
>::convert_host(this->p_
->st_name
); }
1514 typename Elf_types
<size
>::Elf_Addr
1515 get_st_value() const
1516 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_value
); }
1518 typename Elf_types
<size
>::Elf_WXword
1520 { return Convert
<size
, big_endian
>::convert_host(this->p_
->st_size
); }
1524 { return this->p_
->st_info
; }
1528 { return elf_st_bind(this->get_st_info()); }
1532 { return elf_st_type(this->get_st_info()); }
1535 get_st_other() const
1536 { return this->p_
->st_other
; }
1539 get_st_visibility() const
1540 { return elf_st_visibility(this->get_st_other()); }
1543 get_st_nonvis() const
1544 { return elf_st_nonvis(this->get_st_other()); }
1547 get_st_shndx() const
1548 { return Convert
<16, big_endian
>::convert_host(this->p_
->st_shndx
); }
1551 const internal::Sym_data
<size
>* p_
;
1554 // Writer class for an ELF symbol table entry.
1556 template<int size
, bool big_endian
>
1560 Sym_write(unsigned char* p
)
1561 : p_(reinterpret_cast<internal::Sym_data
<size
>*>(p
))
1565 put_st_name(Elf_Word v
)
1566 { this->p_
->st_name
= Convert
<32, big_endian
>::convert_host(v
); }
1569 put_st_value(typename Elf_types
<size
>::Elf_Addr v
)
1570 { this->p_
->st_value
= Convert
<size
, big_endian
>::convert_host(v
); }
1573 put_st_size(typename Elf_types
<size
>::Elf_WXword v
)
1574 { this->p_
->st_size
= Convert
<size
, big_endian
>::convert_host(v
); }
1577 put_st_info(unsigned char v
)
1578 { this->p_
->st_info
= v
; }
1581 put_st_info(STB bind
, STT type
)
1582 { this->p_
->st_info
= elf_st_info(bind
, type
); }
1585 put_st_other(unsigned char v
)
1586 { this->p_
->st_other
= v
; }
1589 put_st_other(STV vis
, unsigned char nonvis
)
1590 { this->p_
->st_other
= elf_st_other(vis
, nonvis
); }
1593 put_st_shndx(Elf_Half v
)
1594 { this->p_
->st_shndx
= Convert
<16, big_endian
>::convert_host(v
); }
1596 Sym
<size
, big_endian
>
1598 { return Sym
<size
, big_endian
>(reinterpret_cast<unsigned char*>(this->p_
)); }
1601 internal::Sym_data
<size
>* p_
;
1604 // Accessor classes for an ELF REL relocation entry.
1606 template<int size
, bool big_endian
>
1610 Rel(const unsigned char* p
)
1611 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(p
))
1614 template<typename File
>
1615 Rel(File
* file
, typename
File::Location loc
)
1616 : p_(reinterpret_cast<const internal::Rel_data
<size
>*>(
1617 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1620 typename Elf_types
<size
>::Elf_Addr
1621 get_r_offset() const
1622 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1624 typename Elf_types
<size
>::Elf_WXword
1626 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1629 const internal::Rel_data
<size
>* p_
;
1632 // Writer class for an ELF Rel relocation.
1634 template<int size
, bool big_endian
>
1638 Rel_write(unsigned char* p
)
1639 : p_(reinterpret_cast<internal::Rel_data
<size
>*>(p
))
1643 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1644 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1647 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1648 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1651 internal::Rel_data
<size
>* p_
;
1654 // Accessor class for an ELF Rela relocation.
1656 template<int size
, bool big_endian
>
1660 Rela(const unsigned char* p
)
1661 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(p
))
1664 template<typename File
>
1665 Rela(File
* file
, typename
File::Location loc
)
1666 : p_(reinterpret_cast<const internal::Rela_data
<size
>*>(
1667 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1670 typename Elf_types
<size
>::Elf_Addr
1671 get_r_offset() const
1672 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_offset
); }
1674 typename Elf_types
<size
>::Elf_WXword
1676 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_info
); }
1678 typename Elf_types
<size
>::Elf_Swxword
1679 get_r_addend() const
1680 { return Convert
<size
, big_endian
>::convert_host(this->p_
->r_addend
); }
1683 const internal::Rela_data
<size
>* p_
;
1686 // Writer class for an ELF Rela relocation.
1688 template<int size
, bool big_endian
>
1692 Rela_write(unsigned char* p
)
1693 : p_(reinterpret_cast<internal::Rela_data
<size
>*>(p
))
1697 put_r_offset(typename Elf_types
<size
>::Elf_Addr v
)
1698 { this->p_
->r_offset
= Convert
<size
, big_endian
>::convert_host(v
); }
1701 put_r_info(typename Elf_types
<size
>::Elf_WXword v
)
1702 { this->p_
->r_info
= Convert
<size
, big_endian
>::convert_host(v
); }
1705 put_r_addend(typename Elf_types
<size
>::Elf_Swxword v
)
1706 { this->p_
->r_addend
= Convert
<size
, big_endian
>::convert_host(v
); }
1709 internal::Rela_data
<size
>* p_
;
1712 // MIPS-64 has a non-standard relocation layout.
1714 template<bool big_endian
>
1718 Mips64_rel(const unsigned char* p
)
1719 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(p
))
1722 template<typename File
>
1723 Mips64_rel(File
* file
, typename
File::Location loc
)
1724 : p_(reinterpret_cast<const internal::Mips64_rel_data
*>(
1725 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1728 typename Elf_types
<64>::Elf_Addr
1729 get_r_offset() const
1730 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1734 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1738 { return this->p_
->r_ssym
; }
1742 { return this->p_
->r_type
; }
1746 { return this->p_
->r_type2
; }
1750 { return this->p_
->r_type3
; }
1753 const internal::Mips64_rel_data
* p_
;
1756 template<bool big_endian
>
1757 class Mips64_rel_write
1760 Mips64_rel_write(unsigned char* p
)
1761 : p_(reinterpret_cast<internal::Mips64_rel_data
*>(p
))
1765 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1766 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1769 put_r_sym(Elf_Word v
)
1770 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1773 put_r_ssym(unsigned char v
)
1774 { this->p_
->r_ssym
= v
; }
1777 put_r_type(unsigned char v
)
1778 { this->p_
->r_type
= v
; }
1781 put_r_type2(unsigned char v
)
1782 { this->p_
->r_type2
= v
; }
1785 put_r_type3(unsigned char v
)
1786 { this->p_
->r_type3
= v
; }
1789 internal::Mips64_rel_data
* p_
;
1792 template<bool big_endian
>
1796 Mips64_rela(const unsigned char* p
)
1797 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(p
))
1800 template<typename File
>
1801 Mips64_rela(File
* file
, typename
File::Location loc
)
1802 : p_(reinterpret_cast<const internal::Mips64_rela_data
*>(
1803 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1806 typename Elf_types
<64>::Elf_Addr
1807 get_r_offset() const
1808 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_offset
); }
1812 { return Convert
<32, big_endian
>::convert_host(this->p_
->r_sym
); }
1816 { return this->p_
->r_ssym
; }
1820 { return this->p_
->r_type
; }
1824 { return this->p_
->r_type2
; }
1828 { return this->p_
->r_type3
; }
1830 typename Elf_types
<64>::Elf_Swxword
1831 get_r_addend() const
1832 { return Convert
<64, big_endian
>::convert_host(this->p_
->r_addend
); }
1835 const internal::Mips64_rela_data
* p_
;
1838 template<bool big_endian
>
1839 class Mips64_rela_write
1842 Mips64_rela_write(unsigned char* p
)
1843 : p_(reinterpret_cast<internal::Mips64_rela_data
*>(p
))
1847 put_r_offset(typename Elf_types
<64>::Elf_Addr v
)
1848 { this->p_
->r_offset
= Convert
<64, big_endian
>::convert_host(v
); }
1851 put_r_sym(Elf_Word v
)
1852 { this->p_
->r_sym
= Convert
<32, big_endian
>::convert_host(v
); }
1855 put_r_ssym(unsigned char v
)
1856 { this->p_
->r_ssym
= v
; }
1859 put_r_type(unsigned char v
)
1860 { this->p_
->r_type
= v
; }
1863 put_r_type2(unsigned char v
)
1864 { this->p_
->r_type2
= v
; }
1867 put_r_type3(unsigned char v
)
1868 { this->p_
->r_type3
= v
; }
1871 put_r_addend(typename Elf_types
<64>::Elf_Swxword v
)
1872 { this->p_
->r_addend
= Convert
<64, big_endian
>::convert_host(v
); }
1875 internal::Mips64_rela_data
* p_
;
1878 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1879 // PT_DYNAMIC segment.
1881 template<int size
, bool big_endian
>
1885 Dyn(const unsigned char* p
)
1886 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(p
))
1889 template<typename File
>
1890 Dyn(File
* file
, typename
File::Location loc
)
1891 : p_(reinterpret_cast<const internal::Dyn_data
<size
>*>(
1892 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1895 typename Elf_types
<size
>::Elf_Swxword
1897 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_tag
); }
1899 typename Elf_types
<size
>::Elf_WXword
1901 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1903 typename Elf_types
<size
>::Elf_Addr
1905 { return Convert
<size
, big_endian
>::convert_host(this->p_
->d_val
); }
1908 const internal::Dyn_data
<size
>* p_
;
1911 // Write class for an entry in the SHT_DYNAMIC section.
1913 template<int size
, bool big_endian
>
1917 Dyn_write(unsigned char* p
)
1918 : p_(reinterpret_cast<internal::Dyn_data
<size
>*>(p
))
1922 put_d_tag(typename Elf_types
<size
>::Elf_Swxword v
)
1923 { this->p_
->d_tag
= Convert
<size
, big_endian
>::convert_host(v
); }
1926 put_d_val(typename Elf_types
<size
>::Elf_WXword v
)
1927 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1930 put_d_ptr(typename Elf_types
<size
>::Elf_Addr v
)
1931 { this->p_
->d_val
= Convert
<size
, big_endian
>::convert_host(v
); }
1934 internal::Dyn_data
<size
>* p_
;
1937 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1939 template<int size
, bool big_endian
>
1943 Verdef(const unsigned char* p
)
1944 : p_(reinterpret_cast<const internal::Verdef_data
*>(p
))
1947 template<typename File
>
1948 Verdef(File
* file
, typename
File::Location loc
)
1949 : p_(reinterpret_cast<const internal::Verdef_data
*>(
1950 file
->view(loc
.file_offset
, loc
.data_size
).data()))
1954 get_vd_version() const
1955 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_version
); }
1958 get_vd_flags() const
1959 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_flags
); }
1963 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_ndx
); }
1967 { return Convert
<16, big_endian
>::convert_host(this->p_
->vd_cnt
); }
1971 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_hash
); }
1975 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_aux
); }
1979 { return Convert
<32, big_endian
>::convert_host(this->p_
->vd_next
); }
1982 const internal::Verdef_data
* p_
;
1985 template<int size
, bool big_endian
>
1989 Verdef_write(unsigned char* p
)
1990 : p_(reinterpret_cast<internal::Verdef_data
*>(p
))
1994 set_vd_version(Elf_Half v
)
1995 { this->p_
->vd_version
= Convert
<16, big_endian
>::convert_host(v
); }
1998 set_vd_flags(Elf_Half v
)
1999 { this->p_
->vd_flags
= Convert
<16, big_endian
>::convert_host(v
); }
2002 set_vd_ndx(Elf_Half v
)
2003 { this->p_
->vd_ndx
= Convert
<16, big_endian
>::convert_host(v
); }
2006 set_vd_cnt(Elf_Half v
)
2007 { this->p_
->vd_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
2010 set_vd_hash(Elf_Word v
)
2011 { this->p_
->vd_hash
= Convert
<32, big_endian
>::convert_host(v
); }
2014 set_vd_aux(Elf_Word v
)
2015 { this->p_
->vd_aux
= Convert
<32, big_endian
>::convert_host(v
); }
2018 set_vd_next(Elf_Word v
)
2019 { this->p_
->vd_next
= Convert
<32, big_endian
>::convert_host(v
); }
2022 internal::Verdef_data
* p_
;
2025 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
2028 template<int size
, bool big_endian
>
2032 Verdaux(const unsigned char* p
)
2033 : p_(reinterpret_cast<const internal::Verdaux_data
*>(p
))
2036 template<typename File
>
2037 Verdaux(File
* file
, typename
File::Location loc
)
2038 : p_(reinterpret_cast<const internal::Verdaux_data
*>(
2039 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2043 get_vda_name() const
2044 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_name
); }
2047 get_vda_next() const
2048 { return Convert
<32, big_endian
>::convert_host(this->p_
->vda_next
); }
2051 const internal::Verdaux_data
* p_
;
2054 template<int size
, bool big_endian
>
2058 Verdaux_write(unsigned char* p
)
2059 : p_(reinterpret_cast<internal::Verdaux_data
*>(p
))
2063 set_vda_name(Elf_Word v
)
2064 { this->p_
->vda_name
= Convert
<32, big_endian
>::convert_host(v
); }
2067 set_vda_next(Elf_Word v
)
2068 { this->p_
->vda_next
= Convert
<32, big_endian
>::convert_host(v
); }
2071 internal::Verdaux_data
* p_
;
2074 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
2076 template<int size
, bool big_endian
>
2080 Verneed(const unsigned char* p
)
2081 : p_(reinterpret_cast<const internal::Verneed_data
*>(p
))
2084 template<typename File
>
2085 Verneed(File
* file
, typename
File::Location loc
)
2086 : p_(reinterpret_cast<const internal::Verneed_data
*>(
2087 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2091 get_vn_version() const
2092 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_version
); }
2096 { return Convert
<16, big_endian
>::convert_host(this->p_
->vn_cnt
); }
2100 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_file
); }
2104 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_aux
); }
2108 { return Convert
<32, big_endian
>::convert_host(this->p_
->vn_next
); }
2111 const internal::Verneed_data
* p_
;
2114 template<int size
, bool big_endian
>
2118 Verneed_write(unsigned char* p
)
2119 : p_(reinterpret_cast<internal::Verneed_data
*>(p
))
2123 set_vn_version(Elf_Half v
)
2124 { this->p_
->vn_version
= Convert
<16, big_endian
>::convert_host(v
); }
2127 set_vn_cnt(Elf_Half v
)
2128 { this->p_
->vn_cnt
= Convert
<16, big_endian
>::convert_host(v
); }
2131 set_vn_file(Elf_Word v
)
2132 { this->p_
->vn_file
= Convert
<32, big_endian
>::convert_host(v
); }
2135 set_vn_aux(Elf_Word v
)
2136 { this->p_
->vn_aux
= Convert
<32, big_endian
>::convert_host(v
); }
2139 set_vn_next(Elf_Word v
)
2140 { this->p_
->vn_next
= Convert
<32, big_endian
>::convert_host(v
); }
2143 internal::Verneed_data
* p_
;
2146 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
2149 template<int size
, bool big_endian
>
2153 Vernaux(const unsigned char* p
)
2154 : p_(reinterpret_cast<const internal::Vernaux_data
*>(p
))
2157 template<typename File
>
2158 Vernaux(File
* file
, typename
File::Location loc
)
2159 : p_(reinterpret_cast<const internal::Vernaux_data
*>(
2160 file
->view(loc
.file_offset
, loc
.data_size
).data()))
2164 get_vna_hash() const
2165 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_hash
); }
2168 get_vna_flags() const
2169 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_flags
); }
2172 get_vna_other() const
2173 { return Convert
<16, big_endian
>::convert_host(this->p_
->vna_other
); }
2176 get_vna_name() const
2177 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_name
); }
2180 get_vna_next() const
2181 { return Convert
<32, big_endian
>::convert_host(this->p_
->vna_next
); }
2184 const internal::Vernaux_data
* p_
;
2187 template<int size
, bool big_endian
>
2191 Vernaux_write(unsigned char* p
)
2192 : p_(reinterpret_cast<internal::Vernaux_data
*>(p
))
2196 set_vna_hash(Elf_Word v
)
2197 { this->p_
->vna_hash
= Convert
<32, big_endian
>::convert_host(v
); }
2200 set_vna_flags(Elf_Half v
)
2201 { this->p_
->vna_flags
= Convert
<16, big_endian
>::convert_host(v
); }
2204 set_vna_other(Elf_Half v
)
2205 { this->p_
->vna_other
= Convert
<16, big_endian
>::convert_host(v
); }
2208 set_vna_name(Elf_Word v
)
2209 { this->p_
->vna_name
= Convert
<32, big_endian
>::convert_host(v
); }
2212 set_vna_next(Elf_Word v
)
2213 { this->p_
->vna_next
= Convert
<32, big_endian
>::convert_host(v
); }
2216 internal::Vernaux_data
* p_
;
2219 } // End namespace elfcpp.
2221 #endif // !defined(ELFPCP_H)