1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright 2006, 2007, 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].
132 // ELFOSABI_LINUX is not listed in the ELF standard.
134 // ELFOSABI_HURD is not listed in the ELF standard.
136 ELFOSABI_SOLARIS = 6,
139 ELFOSABI_FREEBSD = 9,
141 ELFOSABI_MODESTO = 11,
142 ELFOSABI_OPENBSD = 12,
143 ELFOSABI_OPENVMS = 13,
146 // A GNU extension for the ARM.
148 // A GNU extension for the MSP.
149 ELFOSABI_STANDALONE = 255
152 // The valid values found in the Ehdr e_type field.
167 // The valid values found in the Ehdr e_machine field.
177 // 6 used to be EM_486
182 // 11 was the old Sparc V9 ABI.
183 // 12 through 14 are reserved.
186 // Some old PowerPC object files use 17.
193 // 23 through 35 are served.
257 // Some old picoJava object files use 99 (EM_PJ is correct).
270 EM_ALTERA_NIOS2 = 113,
278 // Infineon Technologies 16-bit microcontroller with C166-V2 core.
281 EM_XSTORMY16 = 0xad45,
288 // Old AVR objects used 0x1057 (EM_AVR is correct).
289 // Old MSP430 objects used 0x1059 (EM_MSP430 is correct).
290 // Old FR30 objects used 0x3330 (EM_FR30 is correct).
291 // Old OpenRISC objects used 0x3426 and 0x8472 (EM_OPENRISC is correct).
292 // Old D10V objects used 0x7650 (EM_D10V is correct).
293 // Old D30V objects used 0x7676 (EM_D30V is correct).
294 // Old IP2X objects used 0x8217 (EM_IP2K is correct).
295 // Old PowerPC objects used 0x9025 (EM_PPC is correct).
296 // Old Alpha objects used 0x9026 (EM_ALPHA is correct).
297 // Old M32R objects used 0x9041 (EM_M32R is correct).
298 // Old V850 objects used 0x9080 (EM_V850 is correct).
299 // Old S/390 objects used 0xa390 (EM_S390 is correct).
300 // Old Xtensa objects used 0xabc7 (EM_XTENSA is correct).
301 // Old MN10300 objects used 0xbeef (EM_MN10300 is correct).
302 // Old MN10200 objects used 0xdead (EM_MN10200 is correct).
305 // Special section indices.
310 SHN_LORESERVE = 0xff00,
318 SHN_HIRESERVE = 0xffff,
320 // Provide for initial and final section ordering in conjunction
321 // with the SHF_LINK_ORDER and SHF_ORDERED section flags.
326 // The valid values found in the Shdr sh_type field.
344 SHT_PREINIT_ARRAY = 16,
346 SHT_SYMTAB_SHNDX = 18,
347 SHT_LOOS = 0x60000000,
348 SHT_HIOS = 0x6fffffff,
349 SHT_LOPROC = 0x70000000,
350 SHT_HIPROC = 0x7fffffff,
351 SHT_LOUSER = 0x80000000,
352 SHT_HIUSER = 0xffffffff,
353 // The remaining values are not in the standard.
354 // Object attributes.
355 SHT_GNU_ATTRIBUTES = 0x6ffffff5,
356 // GNU style dynamic hash table.
357 SHT_GNU_HASH = 0x6ffffff6,
358 // List of prelink dependencies.
359 SHT_GNU_LIBLIST = 0x6ffffff7,
360 // Versions defined by file.
361 SHT_SUNW_verdef = 0x6ffffffd,
362 SHT_GNU_verdef = 0x6ffffffd,
363 // Versions needed by file.
364 SHT_SUNW_verneed = 0x6ffffffe,
365 SHT_GNU_verneed = 0x6ffffffe,
367 SHT_SUNW_versym = 0x6fffffff,
368 SHT_GNU_versym = 0x6fffffff,
370 SHT_SPARC_GOTDATA = 0x70000000,
373 // The valid bit flags found in the Shdr sh_flags field.
382 SHF_INFO_LINK = 0x40,
383 SHF_LINK_ORDER = 0x80,
384 SHF_OS_NONCONFORMING = 0x100,
387 SHF_MASKOS = 0x0ff00000,
388 SHF_MASKPROC = 0xf0000000,
390 // Indicates this section requires ordering in relation to
391 // other sections of the same type. Ordered sections are
392 // combined within the section pointed to by the sh_link entry.
393 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
394 // sorted section is to precede or follow, respectively, all
395 // other sections in the set being ordered.
396 SHF_ORDERED = 0x40000000,
397 // This section is excluded from input to the link-edit of an
398 // executable or shared object. This flag is ignored if SHF_ALLOC
399 // is also set, or if relocations exist against the section.
400 SHF_EXCLUDE = 0x80000000,
403 // Bit flags which appear in the first 32-bit word of the section data
404 // of a SHT_GROUP section.
409 GRP_MASKOS = 0x0ff00000,
410 GRP_MASKPROC = 0xf0000000
413 // The valid values found in the Phdr p_type field.
425 PT_LOOS = 0x60000000,
426 PT_HIOS = 0x6fffffff,
427 PT_LOPROC = 0x70000000,
428 PT_HIPROC = 0x7fffffff,
429 // The remaining values are not in the standard.
430 // Frame unwind information.
431 PT_GNU_EH_FRAME = 0x6474e550,
432 PT_SUNW_EH_FRAME = 0x6474e550,
434 PT_GNU_STACK = 0x6474e551,
435 // Read only after relocation.
436 PT_GNU_RELRO = 0x6474e552
439 // The valid bit flags found in the Phdr p_flags field.
446 PF_MASKOS = 0x0ff00000,
447 PF_MASKPROC = 0xf0000000
450 // Symbol binding from Sym st_info field.
463 // Symbol types from Sym st_info field.
479 // The section type that must be used for register symbols on
480 // Sparc. These symbols initialize a global register.
481 STT_SPARC_REGISTER = 13,
485 elf_st_bind(unsigned char info)
487 return static_cast<STB>(info >> 4);
491 elf_st_type(unsigned char info)
493 return static_cast<STT>(info & 0xf);
497 elf_st_info(STB bind, STT type)
499 return ((static_cast<unsigned char>(bind) << 4)
500 + (static_cast<unsigned char>(type) & 0xf));
503 // Symbol visibility from Sym st_other field.
514 elf_st_visibility(unsigned char other)
516 return static_cast<STV>(other & 0x3);
520 elf_st_nonvis(unsigned char other)
522 return static_cast<STV>(other >> 2);
526 elf_st_other(STV vis, unsigned char nonvis)
528 return ((nonvis << 2)
529 + (static_cast<unsigned char>(vis) & 3));
532 // Reloc information from Rel/Rela r_info field.
536 elf_r_sym(typename Elf_types<size>::Elf_WXword);
540 elf_r_sym<32>(Elf_Word v)
547 elf_r_sym<64>(Elf_Xword v)
554 elf_r_type(typename Elf_types<size>::Elf_WXword);
558 elf_r_type<32>(Elf_Word v)
565 elf_r_type<64>(Elf_Xword v)
567 return v & 0xffffffff;
571 typename Elf_types<size>::Elf_WXword
572 elf_r_info(unsigned int s, unsigned int t);
576 elf_r_info<32>(unsigned int s, unsigned int t)
578 return (s << 8) + (t & 0xff);
583 elf_r_info<64>(unsigned int s, unsigned int t)
585 return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff);
588 // Dynamic tags found in the PT_DYNAMIC segment.
619 DT_INIT_ARRAYSZ = 27,
620 DT_FINI_ARRAYSZ = 28,
624 DT_PREINIT_ARRAY = 33,
625 DT_PREINIT_ARRAYSZ = 33,
626 DT_LOOS = 0x6000000d,
627 DT_HIOS = 0x6ffff000,
628 DT_LOPROC = 0x70000000,
629 DT_HIPROC = 0x7fffffff,
631 // The remaining values are extensions used by GNU or Solaris.
632 DT_VALRNGLO = 0x6ffffd00,
633 DT_GNU_PRELINKED = 0x6ffffdf5,
634 DT_GNU_CONFLICTSZ = 0x6ffffdf6,
635 DT_GNU_LIBLISTSZ = 0x6ffffdf7,
636 DT_CHECKSUM = 0x6ffffdf8,
637 DT_PLTPADSZ = 0x6ffffdf9,
638 DT_MOVEENT = 0x6ffffdfa,
639 DT_MOVESZ = 0x6ffffdfb,
640 DT_FEATURE = 0x6ffffdfc,
641 DT_POSFLAG_1 = 0x6ffffdfd,
642 DT_SYMINSZ = 0x6ffffdfe,
643 DT_SYMINENT = 0x6ffffdff,
644 DT_VALRNGHI = 0x6ffffdff,
646 DT_ADDRRNGLO = 0x6ffffe00,
647 DT_GNU_HASH = 0x6ffffef5,
648 DT_TLSDESC_PLT = 0x6ffffef6,
649 DT_TLSDESC_GOT = 0x6ffffef7,
650 DT_GNU_CONFLICT = 0x6ffffef8,
651 DT_GNU_LIBLIST = 0x6ffffef9,
652 DT_CONFIG = 0x6ffffefa,
653 DT_DEPAUDIT = 0x6ffffefb,
654 DT_AUDIT = 0x6ffffefc,
655 DT_PLTPAD = 0x6ffffefd,
656 DT_MOVETAB = 0x6ffffefe,
657 DT_SYMINFO = 0x6ffffeff,
658 DT_ADDRRNGHI = 0x6ffffeff,
660 DT_RELACOUNT = 0x6ffffff9,
661 DT_RELCOUNT = 0x6ffffffa,
662 DT_FLAGS_1 = 0x6ffffffb,
663 DT_VERDEF = 0x6ffffffc,
664 DT_VERDEFNUM = 0x6ffffffd,
665 DT_VERNEED = 0x6ffffffe,
666 DT_VERNEEDNUM = 0x6fffffff,
668 DT_VERSYM = 0x6ffffff0,
670 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
671 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
672 // symbol in the symbol table.
673 DT_SPARC_REGISTER = 0x70000001,
675 DT_AUXILIARY = 0x7ffffffd,
676 DT_USED = 0x7ffffffe,
677 DT_FILTER = 0x7fffffff
680 // Flags found in the DT_FLAGS dynamic element.
691 // Version numbers which appear in the vd_version field of a Verdef
694 const int VER_DEF_NONE = 0;
695 const int VER_DEF_CURRENT = 1;
697 // Version numbers which appear in the vn_version field of a Verneed
700 const int VER_NEED_NONE = 0;
701 const int VER_NEED_CURRENT = 1;
703 // Bit flags which appear in vd_flags of Verdef and vna_flags of
706 const int VER_FLG_BASE = 0x1;
707 const int VER_FLG_WEAK = 0x2;
709 // Special constants found in the SHT_GNU_versym entries.
711 const int VER_NDX_LOCAL = 0;
712 const int VER_NDX_GLOBAL = 1;
714 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
715 // the symbol is hidden and can only be seen when referenced using an
716 // explicit version number. This is a GNU extension.
718 const int VERSYM_HIDDEN = 0x8000;
720 // This is the mask for the rest of the data in a word read from a
721 // SHT_GNU_versym section.
723 const int VERSYM_VERSION = 0x7fff;
725 // Note descriptor type codes for notes in a non-core file with an
732 // An architecture string.
736 // Note descriptor type codes for notes in a non-core file with the
741 // The minimum ABI level. This is used by the dynamic linker to
742 // describe the minimal kernel version on which a shared library may
743 // be used. Th value should be four words. Word 0 is an OS
744 // descriptor (see below). Word 1 is the major version of the ABI.
745 // Word 2 is the minor version. Word 3 is the subminor version.
747 // Hardware capabilities information. Word 0 is the number of
748 // entries. Word 1 is a bitmask of enabled entries. The rest of
749 // the descriptor is a series of entries, where each entry is a
750 // single byte followed by a nul terminated string. The byte gives
751 // the bit number to test if enabled in the bitmask.
753 // The build ID as set by the linker's --build-id option. The
754 // format of the descriptor depends on the build ID style.
756 // The version of gold used to link. Th descriptor is just a
758 NT_GNU_GOLD_VERSION = 4
761 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
765 ELF_NOTE_OS_LINUX = 0,
767 ELF_NOTE_OS_SOLARIS2 = 2,
768 ELF_NOTE_OS_FREEBSD = 3,
769 ELF_NOTE_OS_NETBSD = 4,
770 ELF_NOTE_OS_SYLLABLE = 5
773 } // End namespace elfcpp.
775 // Include internal details after defining the types.
776 #include "elfcpp_internal.h"
781 // The offset of the ELF file header in the ELF file.
783 const int file_header_offset = 0;
785 // ELF structure sizes.
790 // Size of ELF file header.
791 static const int ehdr_size = sizeof(internal::Ehdr_data<size>);
792 // Size of ELF segment header.
793 static const int phdr_size = sizeof(internal::Phdr_data<size>);
794 // Size of ELF section header.
795 static const int shdr_size = sizeof(internal::Shdr_data<size>);
796 // Size of ELF symbol table entry.
797 static const int sym_size = sizeof(internal::Sym_data<size>);
798 // Sizes of ELF reloc entries.
799 static const int rel_size = sizeof(internal::Rel_data<size>);
800 static const int rela_size = sizeof(internal::Rela_data<size>);
801 // Size of ELF dynamic entry.
802 static const int dyn_size = sizeof(internal::Dyn_data<size>);
803 // Size of ELF version structures.
804 static const int verdef_size = sizeof(internal::Verdef_data);
805 static const int verdaux_size = sizeof(internal::Verdaux_data);
806 static const int verneed_size = sizeof(internal::Verneed_data);
807 static const int vernaux_size = sizeof(internal::Vernaux_data);
810 // Accessor class for the ELF file header.
812 template<int size, bool big_endian>
816 Ehdr(const unsigned char* p)
817 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p))
820 template<typename File>
821 Ehdr(File* file, typename File::Location loc)
822 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(
823 file->view(loc.file_offset, loc.data_size).data()))
828 { return this->p_->e_ident; }
832 { return Convert<16, big_endian>::convert_host(this->p_->e_type); }
835 get_e_machine() const
836 { return Convert<16, big_endian>::convert_host(this->p_->e_machine); }
839 get_e_version() const
840 { return Convert<32, big_endian>::convert_host(this->p_->e_version); }
842 typename Elf_types<size>::Elf_Addr
844 { return Convert<size, big_endian>::convert_host(this->p_->e_entry); }
846 typename Elf_types<size>::Elf_Off
848 { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); }
850 typename Elf_types<size>::Elf_Off
852 { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); }
856 { return Convert<32, big_endian>::convert_host(this->p_->e_flags); }
860 { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); }
863 get_e_phentsize() const
864 { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); }
868 { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); }
871 get_e_shentsize() const
872 { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); }
876 { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); }
879 get_e_shstrndx() const
880 { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); }
883 const internal::Ehdr_data<size>* p_;
886 // Write class for the ELF file header.
888 template<int size, bool big_endian>
892 Ehdr_write(unsigned char* p)
893 : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p))
897 put_e_ident(const unsigned char v[EI_NIDENT]) const
898 { memcpy(this->p_->e_ident, v, EI_NIDENT); }
901 put_e_type(Elf_Half v)
902 { this->p_->e_type = Convert<16, big_endian>::convert_host(v); }
905 put_e_machine(Elf_Half v)
906 { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); }
909 put_e_version(Elf_Word v)
910 { this->p_->e_version = Convert<32, big_endian>::convert_host(v); }
913 put_e_entry(typename Elf_types<size>::Elf_Addr v)
914 { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); }
917 put_e_phoff(typename Elf_types<size>::Elf_Off v)
918 { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); }
921 put_e_shoff(typename Elf_types<size>::Elf_Off v)
922 { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); }
925 put_e_flags(Elf_Word v)
926 { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); }
929 put_e_ehsize(Elf_Half v)
930 { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); }
933 put_e_phentsize(Elf_Half v)
934 { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); }
937 put_e_phnum(Elf_Half v)
938 { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); }
941 put_e_shentsize(Elf_Half v)
942 { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); }
945 put_e_shnum(Elf_Half v)
946 { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); }
949 put_e_shstrndx(Elf_Half v)
950 { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); }
953 internal::Ehdr_data<size>* p_;
956 // Accessor class for an ELF section header.
958 template<int size, bool big_endian>
962 Shdr(const unsigned char* p)
963 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p))
966 template<typename File>
967 Shdr(File* file, typename File::Location loc)
968 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(
969 file->view(loc.file_offset, loc.data_size).data()))
974 { return Convert<32, big_endian>::convert_host(this->p_->sh_name); }
978 { return Convert<32, big_endian>::convert_host(this->p_->sh_type); }
980 typename Elf_types<size>::Elf_WXword
982 { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); }
984 typename Elf_types<size>::Elf_Addr
986 { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); }
988 typename Elf_types<size>::Elf_Off
989 get_sh_offset() const
990 { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); }
992 typename Elf_types<size>::Elf_WXword
994 { return Convert<size, big_endian>::convert_host(this->p_->sh_size); }
998 { return Convert<32, big_endian>::convert_host(this->p_->sh_link); }
1002 { return Convert<32, big_endian>::convert_host(this->p_->sh_info); }
1004 typename Elf_types<size>::Elf_WXword
1005 get_sh_addralign() const
1007 Convert<size, big_endian>::convert_host(this->p_->sh_addralign); }
1009 typename Elf_types<size>::Elf_WXword
1010 get_sh_entsize() const
1011 { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); }
1014 const internal::Shdr_data<size>* p_;
1017 // Write class for an ELF section header.
1019 template<int size, bool big_endian>
1023 Shdr_write(unsigned char* p)
1024 : p_(reinterpret_cast<internal::Shdr_data<size>*>(p))
1028 put_sh_name(Elf_Word v)
1029 { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); }
1032 put_sh_type(Elf_Word v)
1033 { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); }
1036 put_sh_flags(typename Elf_types<size>::Elf_WXword v)
1037 { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); }
1040 put_sh_addr(typename Elf_types<size>::Elf_Addr v)
1041 { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); }
1044 put_sh_offset(typename Elf_types<size>::Elf_Off v)
1045 { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); }
1048 put_sh_size(typename Elf_types<size>::Elf_WXword v)
1049 { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); }
1052 put_sh_link(Elf_Word v)
1053 { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); }
1056 put_sh_info(Elf_Word v)
1057 { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); }
1060 put_sh_addralign(typename Elf_types<size>::Elf_WXword v)
1061 { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); }
1064 put_sh_entsize(typename Elf_types<size>::Elf_WXword v)
1065 { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); }
1068 internal::Shdr_data<size>* p_;
1071 // Accessor class for an ELF segment header.
1073 template<int size, bool big_endian>
1077 Phdr(const unsigned char* p)
1078 : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p))
1081 template<typename File>
1082 Phdr(File* file, typename File::Location loc)
1083 : p_(reinterpret_cast<internal::Phdr_data<size>*>(
1084 file->view(loc.file_offset, loc.data_size).data()))
1089 { return Convert<32, big_endian>::convert_host(this->p_->p_type); }
1091 typename Elf_types<size>::Elf_Off
1092 get_p_offset() const
1093 { return Convert<size, big_endian>::convert_host(this->p_->p_offset); }
1095 typename Elf_types<size>::Elf_Addr
1097 { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); }
1099 typename Elf_types<size>::Elf_Addr
1101 { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); }
1103 typename Elf_types<size>::Elf_WXword
1104 get_p_filesz() const
1105 { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); }
1107 typename Elf_types<size>::Elf_WXword
1109 { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); }
1113 { return Convert<32, big_endian>::convert_host(this->p_->p_flags); }
1115 typename Elf_types<size>::Elf_WXword
1117 { return Convert<size, big_endian>::convert_host(this->p_->p_align); }
1120 const internal::Phdr_data<size>* p_;
1123 // Write class for an ELF segment header.
1125 template<int size, bool big_endian>
1129 Phdr_write(unsigned char* p)
1130 : p_(reinterpret_cast<internal::Phdr_data<size>*>(p))
1134 put_p_type(Elf_Word v)
1135 { this->p_->p_type = Convert<32, big_endian>::convert_host(v); }
1138 put_p_offset(typename Elf_types<size>::Elf_Off v)
1139 { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); }
1142 put_p_vaddr(typename Elf_types<size>::Elf_Addr v)
1143 { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); }
1146 put_p_paddr(typename Elf_types<size>::Elf_Addr v)
1147 { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); }
1150 put_p_filesz(typename Elf_types<size>::Elf_WXword v)
1151 { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); }
1154 put_p_memsz(typename Elf_types<size>::Elf_WXword v)
1155 { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); }
1158 put_p_flags(Elf_Word v)
1159 { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); }
1162 put_p_align(typename Elf_types<size>::Elf_WXword v)
1163 { this->p_->p_align = Convert<size, big_endian>::convert_host(v); }
1166 internal::Phdr_data<size>* p_;
1169 // Accessor class for an ELF symbol table entry.
1171 template<int size, bool big_endian>
1175 Sym(const unsigned char* p)
1176 : p_(reinterpret_cast<const internal::Sym_data<size>*>(p))
1179 template<typename File>
1180 Sym(File* file, typename File::Location loc)
1181 : p_(reinterpret_cast<const internal::Sym_data<size>*>(
1182 file->view(loc.file_offset, loc.data_size).data()))
1187 { return Convert<32, big_endian>::convert_host(this->p_->st_name); }
1189 typename Elf_types<size>::Elf_Addr
1190 get_st_value() const
1191 { return Convert<size, big_endian>::convert_host(this->p_->st_value); }
1193 typename Elf_types<size>::Elf_WXword
1195 { return Convert<size, big_endian>::convert_host(this->p_->st_size); }
1199 { return this->p_->st_info; }
1203 { return elf_st_bind(this->get_st_info()); }
1207 { return elf_st_type(this->get_st_info()); }
1210 get_st_other() const
1211 { return this->p_->st_other; }
1214 get_st_visibility() const
1215 { return elf_st_visibility(this->get_st_other()); }
1218 get_st_nonvis() const
1219 { return elf_st_nonvis(this->get_st_other()); }
1222 get_st_shndx() const
1223 { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); }
1226 const internal::Sym_data<size>* p_;
1229 // Writer class for an ELF symbol table entry.
1231 template<int size, bool big_endian>
1235 Sym_write(unsigned char* p)
1236 : p_(reinterpret_cast<internal::Sym_data<size>*>(p))
1240 put_st_name(Elf_Word v)
1241 { this->p_->st_name = Convert<32, big_endian>::convert_host(v); }
1244 put_st_value(typename Elf_types<size>::Elf_Addr v)
1245 { this->p_->st_value = Convert<size, big_endian>::convert_host(v); }
1248 put_st_size(typename Elf_types<size>::Elf_WXword v)
1249 { this->p_->st_size = Convert<size, big_endian>::convert_host(v); }
1252 put_st_info(unsigned char v)
1253 { this->p_->st_info = v; }
1256 put_st_info(STB bind, STT type)
1257 { this->p_->st_info = elf_st_info(bind, type); }
1260 put_st_other(unsigned char v)
1261 { this->p_->st_other = v; }
1264 put_st_other(STV vis, unsigned char nonvis)
1265 { this->p_->st_other = elf_st_other(vis, nonvis); }
1268 put_st_shndx(Elf_Half v)
1269 { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); }
1271 Sym<size, big_endian>
1273 { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); }
1276 internal::Sym_data<size>* p_;
1279 // Accessor classes for an ELF REL relocation entry.
1281 template<int size, bool big_endian>
1285 Rel(const unsigned char* p)
1286 : p_(reinterpret_cast<const internal::Rel_data<size>*>(p))
1289 template<typename File>
1290 Rel(File* file, typename File::Location loc)
1291 : p_(reinterpret_cast<const internal::Rel_data<size>*>(
1292 file->view(loc.file_offset, loc.data_size).data()))
1295 typename Elf_types<size>::Elf_Addr
1296 get_r_offset() const
1297 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1299 typename Elf_types<size>::Elf_WXword
1301 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1304 const internal::Rel_data<size>* p_;
1307 // Writer class for an ELF Rel relocation.
1309 template<int size, bool big_endian>
1313 Rel_write(unsigned char* p)
1314 : p_(reinterpret_cast<internal::Rel_data<size>*>(p))
1318 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1319 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1322 put_r_info(typename Elf_types<size>::Elf_WXword v)
1323 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1326 internal::Rel_data<size>* p_;
1329 // Accessor class for an ELF Rela relocation.
1331 template<int size, bool big_endian>
1335 Rela(const unsigned char* p)
1336 : p_(reinterpret_cast<const internal::Rela_data<size>*>(p))
1339 template<typename File>
1340 Rela(File* file, typename File::Location loc)
1341 : p_(reinterpret_cast<const internal::Rela_data<size>*>(
1342 file->view(loc.file_offset, loc.data_size).data()))
1345 typename Elf_types<size>::Elf_Addr
1346 get_r_offset() const
1347 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1349 typename Elf_types<size>::Elf_WXword
1351 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1353 typename Elf_types<size>::Elf_Swxword
1354 get_r_addend() const
1355 { return Convert<size, big_endian>::convert_host(this->p_->r_addend); }
1358 const internal::Rela_data<size>* p_;
1361 // Writer class for an ELF Rela relocation.
1363 template<int size, bool big_endian>
1367 Rela_write(unsigned char* p)
1368 : p_(reinterpret_cast<internal::Rela_data<size>*>(p))
1372 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1373 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1376 put_r_info(typename Elf_types<size>::Elf_WXword v)
1377 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1380 put_r_addend(typename Elf_types<size>::Elf_Swxword v)
1381 { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); }
1384 internal::Rela_data<size>* p_;
1387 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1388 // PT_DYNAMIC segment.
1390 template<int size, bool big_endian>
1394 Dyn(const unsigned char* p)
1395 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p))
1398 template<typename File>
1399 Dyn(File* file, typename File::Location loc)
1400 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(
1401 file->view(loc.file_offset, loc.data_size).data()))
1404 typename Elf_types<size>::Elf_Swxword
1406 { return Convert<size, big_endian>::convert_host(this->p_->d_tag); }
1408 typename Elf_types<size>::Elf_WXword
1410 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1412 typename Elf_types<size>::Elf_Addr
1414 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1417 const internal::Dyn_data<size>* p_;
1420 // Write class for an entry in the SHT_DYNAMIC section.
1422 template<int size, bool big_endian>
1426 Dyn_write(unsigned char* p)
1427 : p_(reinterpret_cast<internal::Dyn_data<size>*>(p))
1431 put_d_tag(typename Elf_types<size>::Elf_Swxword v)
1432 { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); }
1435 put_d_val(typename Elf_types<size>::Elf_WXword v)
1436 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1439 put_d_ptr(typename Elf_types<size>::Elf_Addr v)
1440 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1443 internal::Dyn_data<size>* p_;
1446 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1448 template<int size, bool big_endian>
1452 Verdef(const unsigned char* p)
1453 : p_(reinterpret_cast<const internal::Verdef_data*>(p))
1456 template<typename File>
1457 Verdef(File* file, typename File::Location loc)
1458 : p_(reinterpret_cast<const internal::Verdef_data*>(
1459 file->view(loc.file_offset, loc.data_size).data()))
1463 get_vd_version() const
1464 { return Convert<16, big_endian>::convert_host(this->p_->vd_version); }
1467 get_vd_flags() const
1468 { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); }
1472 { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); }
1476 { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); }
1480 { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); }
1484 { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); }
1488 { return Convert<32, big_endian>::convert_host(this->p_->vd_next); }
1491 const internal::Verdef_data* p_;
1494 template<int size, bool big_endian>
1498 Verdef_write(unsigned char* p)
1499 : p_(reinterpret_cast<internal::Verdef_data*>(p))
1503 set_vd_version(Elf_Half v)
1504 { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); }
1507 set_vd_flags(Elf_Half v)
1508 { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); }
1511 set_vd_ndx(Elf_Half v)
1512 { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); }
1515 set_vd_cnt(Elf_Half v)
1516 { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); }
1519 set_vd_hash(Elf_Word v)
1520 { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); }
1523 set_vd_aux(Elf_Word v)
1524 { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); }
1527 set_vd_next(Elf_Word v)
1528 { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); }
1531 internal::Verdef_data* p_;
1534 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1537 template<int size, bool big_endian>
1541 Verdaux(const unsigned char* p)
1542 : p_(reinterpret_cast<const internal::Verdaux_data*>(p))
1545 template<typename File>
1546 Verdaux(File* file, typename File::Location loc)
1547 : p_(reinterpret_cast<const internal::Verdaux_data*>(
1548 file->view(loc.file_offset, loc.data_size).data()))
1552 get_vda_name() const
1553 { return Convert<32, big_endian>::convert_host(this->p_->vda_name); }
1556 get_vda_next() const
1557 { return Convert<32, big_endian>::convert_host(this->p_->vda_next); }
1560 const internal::Verdaux_data* p_;
1563 template<int size, bool big_endian>
1567 Verdaux_write(unsigned char* p)
1568 : p_(reinterpret_cast<internal::Verdaux_data*>(p))
1572 set_vda_name(Elf_Word v)
1573 { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); }
1576 set_vda_next(Elf_Word v)
1577 { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); }
1580 internal::Verdaux_data* p_;
1583 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
1585 template<int size, bool big_endian>
1589 Verneed(const unsigned char* p)
1590 : p_(reinterpret_cast<const internal::Verneed_data*>(p))
1593 template<typename File>
1594 Verneed(File* file, typename File::Location loc)
1595 : p_(reinterpret_cast<const internal::Verneed_data*>(
1596 file->view(loc.file_offset, loc.data_size).data()))
1600 get_vn_version() const
1601 { return Convert<16, big_endian>::convert_host(this->p_->vn_version); }
1605 { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); }
1609 { return Convert<32, big_endian>::convert_host(this->p_->vn_file); }
1613 { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); }
1617 { return Convert<32, big_endian>::convert_host(this->p_->vn_next); }
1620 const internal::Verneed_data* p_;
1623 template<int size, bool big_endian>
1627 Verneed_write(unsigned char* p)
1628 : p_(reinterpret_cast<internal::Verneed_data*>(p))
1632 set_vn_version(Elf_Half v)
1633 { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); }
1636 set_vn_cnt(Elf_Half v)
1637 { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); }
1640 set_vn_file(Elf_Word v)
1641 { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); }
1644 set_vn_aux(Elf_Word v)
1645 { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); }
1648 set_vn_next(Elf_Word v)
1649 { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); }
1652 internal::Verneed_data* p_;
1655 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
1658 template<int size, bool big_endian>
1662 Vernaux(const unsigned char* p)
1663 : p_(reinterpret_cast<const internal::Vernaux_data*>(p))
1666 template<typename File>
1667 Vernaux(File* file, typename File::Location loc)
1668 : p_(reinterpret_cast<const internal::Vernaux_data*>(
1669 file->view(loc.file_offset, loc.data_size).data()))
1673 get_vna_hash() const
1674 { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); }
1677 get_vna_flags() const
1678 { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); }
1681 get_vna_other() const
1682 { return Convert<16, big_endian>::convert_host(this->p_->vna_other); }
1685 get_vna_name() const
1686 { return Convert<32, big_endian>::convert_host(this->p_->vna_name); }
1689 get_vna_next() const
1690 { return Convert<32, big_endian>::convert_host(this->p_->vna_next); }
1693 const internal::Vernaux_data* p_;
1696 template<int size, bool big_endian>
1700 Vernaux_write(unsigned char* p)
1701 : p_(reinterpret_cast<internal::Vernaux_data*>(p))
1705 set_vna_hash(Elf_Word v)
1706 { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); }
1709 set_vna_flags(Elf_Half v)
1710 { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); }
1713 set_vna_other(Elf_Half v)
1714 { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); }
1717 set_vna_name(Elf_Word v)
1718 { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); }
1721 set_vna_next(Elf_Word v)
1722 { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); }
1725 internal::Vernaux_data* p_;
1728 } // End namespace elfcpp.
1730 #endif // !defined(ELFPCP_H)