1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright 2006, 2007, 2008, 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 // Incremental build data.
355 SHT_GNU_INCREMENTAL_INPUTS = 0x6fff4700,
356 // Object attributes.
357 SHT_GNU_ATTRIBUTES = 0x6ffffff5,
358 // GNU style dynamic hash table.
359 SHT_GNU_HASH = 0x6ffffff6,
360 // List of prelink dependencies.
361 SHT_GNU_LIBLIST = 0x6ffffff7,
362 // Versions defined by file.
363 SHT_SUNW_verdef = 0x6ffffffd,
364 SHT_GNU_verdef = 0x6ffffffd,
365 // Versions needed by file.
366 SHT_SUNW_verneed = 0x6ffffffe,
367 SHT_GNU_verneed = 0x6ffffffe,
369 SHT_SUNW_versym = 0x6fffffff,
370 SHT_GNU_versym = 0x6fffffff,
372 SHT_SPARC_GOTDATA = 0x70000000,
374 // Link editor is to sort the entries in this section based on the
375 // address specified in the associated symbol table entry.
376 SHT_ORDERED = 0x7fffffff,
379 // The valid bit flags found in the Shdr sh_flags field.
388 SHF_INFO_LINK = 0x40,
389 SHF_LINK_ORDER = 0x80,
390 SHF_OS_NONCONFORMING = 0x100,
393 SHF_MASKOS = 0x0ff00000,
394 SHF_MASKPROC = 0xf0000000,
396 // Indicates this section requires ordering in relation to
397 // other sections of the same type. Ordered sections are
398 // combined within the section pointed to by the sh_link entry.
399 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
400 // sorted section is to precede or follow, respectively, all
401 // other sections in the set being ordered.
402 SHF_ORDERED = 0x40000000,
403 // This section is excluded from input to the link-edit of an
404 // executable or shared object. This flag is ignored if SHF_ALLOC
405 // is also set, or if relocations exist against the section.
406 SHF_EXCLUDE = 0x80000000,
409 // Bit flags which appear in the first 32-bit word of the section data
410 // of a SHT_GROUP section.
415 GRP_MASKOS = 0x0ff00000,
416 GRP_MASKPROC = 0xf0000000
419 // The valid values found in the Phdr p_type field.
431 PT_LOOS = 0x60000000,
432 PT_HIOS = 0x6fffffff,
433 PT_LOPROC = 0x70000000,
434 PT_HIPROC = 0x7fffffff,
435 // The remaining values are not in the standard.
436 // Frame unwind information.
437 PT_GNU_EH_FRAME = 0x6474e550,
438 PT_SUNW_EH_FRAME = 0x6474e550,
440 PT_GNU_STACK = 0x6474e551,
441 // Read only after relocation.
442 PT_GNU_RELRO = 0x6474e552
445 // The valid bit flags found in the Phdr p_flags field.
452 PF_MASKOS = 0x0ff00000,
453 PF_MASKPROC = 0xf0000000
456 // Symbol binding from Sym st_info field.
469 // Symbol types from Sym st_info field.
485 // The section type that must be used for register symbols on
486 // Sparc. These symbols initialize a global register.
487 STT_SPARC_REGISTER = 13,
491 elf_st_bind(unsigned char info)
493 return static_cast<STB>(info >> 4);
497 elf_st_type(unsigned char info)
499 return static_cast<STT>(info & 0xf);
503 elf_st_info(STB bind, STT type)
505 return ((static_cast<unsigned char>(bind) << 4)
506 + (static_cast<unsigned char>(type) & 0xf));
509 // Symbol visibility from Sym st_other field.
520 elf_st_visibility(unsigned char other)
522 return static_cast<STV>(other & 0x3);
526 elf_st_nonvis(unsigned char other)
528 return static_cast<STV>(other >> 2);
532 elf_st_other(STV vis, unsigned char nonvis)
534 return ((nonvis << 2)
535 + (static_cast<unsigned char>(vis) & 3));
538 // Reloc information from Rel/Rela r_info field.
542 elf_r_sym(typename Elf_types<size>::Elf_WXword);
546 elf_r_sym<32>(Elf_Word v)
553 elf_r_sym<64>(Elf_Xword v)
560 elf_r_type(typename Elf_types<size>::Elf_WXword);
564 elf_r_type<32>(Elf_Word v)
571 elf_r_type<64>(Elf_Xword v)
573 return v & 0xffffffff;
577 typename Elf_types<size>::Elf_WXword
578 elf_r_info(unsigned int s, unsigned int t);
582 elf_r_info<32>(unsigned int s, unsigned int t)
584 return (s << 8) + (t & 0xff);
589 elf_r_info<64>(unsigned int s, unsigned int t)
591 return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff);
594 // Dynamic tags found in the PT_DYNAMIC segment.
625 DT_INIT_ARRAYSZ = 27,
626 DT_FINI_ARRAYSZ = 28,
630 DT_PREINIT_ARRAY = 33,
631 DT_PREINIT_ARRAYSZ = 33,
632 DT_LOOS = 0x6000000d,
633 DT_HIOS = 0x6ffff000,
634 DT_LOPROC = 0x70000000,
635 DT_HIPROC = 0x7fffffff,
637 // The remaining values are extensions used by GNU or Solaris.
638 DT_VALRNGLO = 0x6ffffd00,
639 DT_GNU_PRELINKED = 0x6ffffdf5,
640 DT_GNU_CONFLICTSZ = 0x6ffffdf6,
641 DT_GNU_LIBLISTSZ = 0x6ffffdf7,
642 DT_CHECKSUM = 0x6ffffdf8,
643 DT_PLTPADSZ = 0x6ffffdf9,
644 DT_MOVEENT = 0x6ffffdfa,
645 DT_MOVESZ = 0x6ffffdfb,
646 DT_FEATURE = 0x6ffffdfc,
647 DT_POSFLAG_1 = 0x6ffffdfd,
648 DT_SYMINSZ = 0x6ffffdfe,
649 DT_SYMINENT = 0x6ffffdff,
650 DT_VALRNGHI = 0x6ffffdff,
652 DT_ADDRRNGLO = 0x6ffffe00,
653 DT_GNU_HASH = 0x6ffffef5,
654 DT_TLSDESC_PLT = 0x6ffffef6,
655 DT_TLSDESC_GOT = 0x6ffffef7,
656 DT_GNU_CONFLICT = 0x6ffffef8,
657 DT_GNU_LIBLIST = 0x6ffffef9,
658 DT_CONFIG = 0x6ffffefa,
659 DT_DEPAUDIT = 0x6ffffefb,
660 DT_AUDIT = 0x6ffffefc,
661 DT_PLTPAD = 0x6ffffefd,
662 DT_MOVETAB = 0x6ffffefe,
663 DT_SYMINFO = 0x6ffffeff,
664 DT_ADDRRNGHI = 0x6ffffeff,
666 DT_RELACOUNT = 0x6ffffff9,
667 DT_RELCOUNT = 0x6ffffffa,
668 DT_FLAGS_1 = 0x6ffffffb,
669 DT_VERDEF = 0x6ffffffc,
670 DT_VERDEFNUM = 0x6ffffffd,
671 DT_VERNEED = 0x6ffffffe,
672 DT_VERNEEDNUM = 0x6fffffff,
674 DT_VERSYM = 0x6ffffff0,
676 // Specify the value of _GLOBAL_OFFSET_TABLE_.
677 DT_PPC_GOT = 0x70000000,
679 // Specify the start of the .glink section.
680 DT_PPC64_GLINK = 0x70000000,
682 // Specify the start and size of the .opd section.
683 DT_PPC64_OPD = 0x70000001,
684 DT_PPC64_OPDSZ = 0x70000002,
686 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
687 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
688 // symbol in the symbol table.
689 DT_SPARC_REGISTER = 0x70000001,
691 DT_AUXILIARY = 0x7ffffffd,
692 DT_USED = 0x7ffffffe,
693 DT_FILTER = 0x7fffffff
696 // Flags found in the DT_FLAGS dynamic element.
707 // Flags found in the DT_FLAGS_1 dynamic element.
715 DF_1_LOADFLTR = 0x10,
716 DF_1_INITFIRST = 0x20,
721 DF_1_INTERPOSE = 0x400,
722 DF_1_NODEFLIB = 0x800,
723 DF_1_NODUMP = 0x1000,
724 DF_1_CONLFAT = 0x2000,
727 // Version numbers which appear in the vd_version field of a Verdef
730 const int VER_DEF_NONE = 0;
731 const int VER_DEF_CURRENT = 1;
733 // Version numbers which appear in the vn_version field of a Verneed
736 const int VER_NEED_NONE = 0;
737 const int VER_NEED_CURRENT = 1;
739 // Bit flags which appear in vd_flags of Verdef and vna_flags of
742 const int VER_FLG_BASE = 0x1;
743 const int VER_FLG_WEAK = 0x2;
745 // Special constants found in the SHT_GNU_versym entries.
747 const int VER_NDX_LOCAL = 0;
748 const int VER_NDX_GLOBAL = 1;
750 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
751 // the symbol is hidden and can only be seen when referenced using an
752 // explicit version number. This is a GNU extension.
754 const int VERSYM_HIDDEN = 0x8000;
756 // This is the mask for the rest of the data in a word read from a
757 // SHT_GNU_versym section.
759 const int VERSYM_VERSION = 0x7fff;
761 // Note descriptor type codes for notes in a non-core file with an
768 // An architecture string.
772 // Note descriptor type codes for notes in a non-core file with the
777 // The minimum ABI level. This is used by the dynamic linker to
778 // describe the minimal kernel version on which a shared library may
779 // be used. Th value should be four words. Word 0 is an OS
780 // descriptor (see below). Word 1 is the major version of the ABI.
781 // Word 2 is the minor version. Word 3 is the subminor version.
783 // Hardware capabilities information. Word 0 is the number of
784 // entries. Word 1 is a bitmask of enabled entries. The rest of
785 // the descriptor is a series of entries, where each entry is a
786 // single byte followed by a nul terminated string. The byte gives
787 // the bit number to test if enabled in the bitmask.
789 // The build ID as set by the linker's --build-id option. The
790 // format of the descriptor depends on the build ID style.
792 // The version of gold used to link. Th descriptor is just a
794 NT_GNU_GOLD_VERSION = 4
797 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
801 ELF_NOTE_OS_LINUX = 0,
803 ELF_NOTE_OS_SOLARIS2 = 2,
804 ELF_NOTE_OS_FREEBSD = 3,
805 ELF_NOTE_OS_NETBSD = 4,
806 ELF_NOTE_OS_SYLLABLE = 5
809 } // End namespace elfcpp.
811 // Include internal details after defining the types.
812 #include "elfcpp_internal.h"
817 // The offset of the ELF file header in the ELF file.
819 const int file_header_offset = 0;
821 // ELF structure sizes.
826 // Size of ELF file header.
827 static const int ehdr_size = sizeof(internal::Ehdr_data<size>);
828 // Size of ELF segment header.
829 static const int phdr_size = sizeof(internal::Phdr_data<size>);
830 // Size of ELF section header.
831 static const int shdr_size = sizeof(internal::Shdr_data<size>);
832 // Size of ELF symbol table entry.
833 static const int sym_size = sizeof(internal::Sym_data<size>);
834 // Sizes of ELF reloc entries.
835 static const int rel_size = sizeof(internal::Rel_data<size>);
836 static const int rela_size = sizeof(internal::Rela_data<size>);
837 // Size of ELF dynamic entry.
838 static const int dyn_size = sizeof(internal::Dyn_data<size>);
839 // Size of ELF version structures.
840 static const int verdef_size = sizeof(internal::Verdef_data);
841 static const int verdaux_size = sizeof(internal::Verdaux_data);
842 static const int verneed_size = sizeof(internal::Verneed_data);
843 static const int vernaux_size = sizeof(internal::Vernaux_data);
846 // Accessor class for the ELF file header.
848 template<int size, bool big_endian>
852 Ehdr(const unsigned char* p)
853 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p))
856 template<typename File>
857 Ehdr(File* file, typename File::Location loc)
858 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(
859 file->view(loc.file_offset, loc.data_size).data()))
864 { return this->p_->e_ident; }
868 { return Convert<16, big_endian>::convert_host(this->p_->e_type); }
871 get_e_machine() const
872 { return Convert<16, big_endian>::convert_host(this->p_->e_machine); }
875 get_e_version() const
876 { return Convert<32, big_endian>::convert_host(this->p_->e_version); }
878 typename Elf_types<size>::Elf_Addr
880 { return Convert<size, big_endian>::convert_host(this->p_->e_entry); }
882 typename Elf_types<size>::Elf_Off
884 { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); }
886 typename Elf_types<size>::Elf_Off
888 { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); }
892 { return Convert<32, big_endian>::convert_host(this->p_->e_flags); }
896 { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); }
899 get_e_phentsize() const
900 { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); }
904 { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); }
907 get_e_shentsize() const
908 { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); }
912 { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); }
915 get_e_shstrndx() const
916 { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); }
919 const internal::Ehdr_data<size>* p_;
922 // Write class for the ELF file header.
924 template<int size, bool big_endian>
928 Ehdr_write(unsigned char* p)
929 : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p))
933 put_e_ident(const unsigned char v[EI_NIDENT]) const
934 { memcpy(this->p_->e_ident, v, EI_NIDENT); }
937 put_e_type(Elf_Half v)
938 { this->p_->e_type = Convert<16, big_endian>::convert_host(v); }
941 put_e_machine(Elf_Half v)
942 { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); }
945 put_e_version(Elf_Word v)
946 { this->p_->e_version = Convert<32, big_endian>::convert_host(v); }
949 put_e_entry(typename Elf_types<size>::Elf_Addr v)
950 { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); }
953 put_e_phoff(typename Elf_types<size>::Elf_Off v)
954 { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); }
957 put_e_shoff(typename Elf_types<size>::Elf_Off v)
958 { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); }
961 put_e_flags(Elf_Word v)
962 { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); }
965 put_e_ehsize(Elf_Half v)
966 { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); }
969 put_e_phentsize(Elf_Half v)
970 { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); }
973 put_e_phnum(Elf_Half v)
974 { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); }
977 put_e_shentsize(Elf_Half v)
978 { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); }
981 put_e_shnum(Elf_Half v)
982 { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); }
985 put_e_shstrndx(Elf_Half v)
986 { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); }
989 internal::Ehdr_data<size>* p_;
992 // Accessor class for an ELF section header.
994 template<int size, bool big_endian>
998 Shdr(const unsigned char* p)
999 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p))
1002 template<typename File>
1003 Shdr(File* file, typename File::Location loc)
1004 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(
1005 file->view(loc.file_offset, loc.data_size).data()))
1010 { return Convert<32, big_endian>::convert_host(this->p_->sh_name); }
1014 { return Convert<32, big_endian>::convert_host(this->p_->sh_type); }
1016 typename Elf_types<size>::Elf_WXword
1017 get_sh_flags() const
1018 { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); }
1020 typename Elf_types<size>::Elf_Addr
1022 { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); }
1024 typename Elf_types<size>::Elf_Off
1025 get_sh_offset() const
1026 { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); }
1028 typename Elf_types<size>::Elf_WXword
1030 { return Convert<size, big_endian>::convert_host(this->p_->sh_size); }
1034 { return Convert<32, big_endian>::convert_host(this->p_->sh_link); }
1038 { return Convert<32, big_endian>::convert_host(this->p_->sh_info); }
1040 typename Elf_types<size>::Elf_WXword
1041 get_sh_addralign() const
1043 Convert<size, big_endian>::convert_host(this->p_->sh_addralign); }
1045 typename Elf_types<size>::Elf_WXword
1046 get_sh_entsize() const
1047 { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); }
1050 const internal::Shdr_data<size>* p_;
1053 // Write class for an ELF section header.
1055 template<int size, bool big_endian>
1059 Shdr_write(unsigned char* p)
1060 : p_(reinterpret_cast<internal::Shdr_data<size>*>(p))
1064 put_sh_name(Elf_Word v)
1065 { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); }
1068 put_sh_type(Elf_Word v)
1069 { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); }
1072 put_sh_flags(typename Elf_types<size>::Elf_WXword v)
1073 { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); }
1076 put_sh_addr(typename Elf_types<size>::Elf_Addr v)
1077 { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); }
1080 put_sh_offset(typename Elf_types<size>::Elf_Off v)
1081 { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); }
1084 put_sh_size(typename Elf_types<size>::Elf_WXword v)
1085 { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); }
1088 put_sh_link(Elf_Word v)
1089 { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); }
1092 put_sh_info(Elf_Word v)
1093 { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); }
1096 put_sh_addralign(typename Elf_types<size>::Elf_WXword v)
1097 { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); }
1100 put_sh_entsize(typename Elf_types<size>::Elf_WXword v)
1101 { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); }
1104 internal::Shdr_data<size>* p_;
1107 // Accessor class for an ELF segment header.
1109 template<int size, bool big_endian>
1113 Phdr(const unsigned char* p)
1114 : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p))
1117 template<typename File>
1118 Phdr(File* file, typename File::Location loc)
1119 : p_(reinterpret_cast<internal::Phdr_data<size>*>(
1120 file->view(loc.file_offset, loc.data_size).data()))
1125 { return Convert<32, big_endian>::convert_host(this->p_->p_type); }
1127 typename Elf_types<size>::Elf_Off
1128 get_p_offset() const
1129 { return Convert<size, big_endian>::convert_host(this->p_->p_offset); }
1131 typename Elf_types<size>::Elf_Addr
1133 { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); }
1135 typename Elf_types<size>::Elf_Addr
1137 { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); }
1139 typename Elf_types<size>::Elf_WXword
1140 get_p_filesz() const
1141 { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); }
1143 typename Elf_types<size>::Elf_WXword
1145 { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); }
1149 { return Convert<32, big_endian>::convert_host(this->p_->p_flags); }
1151 typename Elf_types<size>::Elf_WXword
1153 { return Convert<size, big_endian>::convert_host(this->p_->p_align); }
1156 const internal::Phdr_data<size>* p_;
1159 // Write class for an ELF segment header.
1161 template<int size, bool big_endian>
1165 Phdr_write(unsigned char* p)
1166 : p_(reinterpret_cast<internal::Phdr_data<size>*>(p))
1170 put_p_type(Elf_Word v)
1171 { this->p_->p_type = Convert<32, big_endian>::convert_host(v); }
1174 put_p_offset(typename Elf_types<size>::Elf_Off v)
1175 { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); }
1178 put_p_vaddr(typename Elf_types<size>::Elf_Addr v)
1179 { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); }
1182 put_p_paddr(typename Elf_types<size>::Elf_Addr v)
1183 { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); }
1186 put_p_filesz(typename Elf_types<size>::Elf_WXword v)
1187 { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); }
1190 put_p_memsz(typename Elf_types<size>::Elf_WXword v)
1191 { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); }
1194 put_p_flags(Elf_Word v)
1195 { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); }
1198 put_p_align(typename Elf_types<size>::Elf_WXword v)
1199 { this->p_->p_align = Convert<size, big_endian>::convert_host(v); }
1202 internal::Phdr_data<size>* p_;
1205 // Accessor class for an ELF symbol table entry.
1207 template<int size, bool big_endian>
1211 Sym(const unsigned char* p)
1212 : p_(reinterpret_cast<const internal::Sym_data<size>*>(p))
1215 template<typename File>
1216 Sym(File* file, typename File::Location loc)
1217 : p_(reinterpret_cast<const internal::Sym_data<size>*>(
1218 file->view(loc.file_offset, loc.data_size).data()))
1223 { return Convert<32, big_endian>::convert_host(this->p_->st_name); }
1225 typename Elf_types<size>::Elf_Addr
1226 get_st_value() const
1227 { return Convert<size, big_endian>::convert_host(this->p_->st_value); }
1229 typename Elf_types<size>::Elf_WXword
1231 { return Convert<size, big_endian>::convert_host(this->p_->st_size); }
1235 { return this->p_->st_info; }
1239 { return elf_st_bind(this->get_st_info()); }
1243 { return elf_st_type(this->get_st_info()); }
1246 get_st_other() const
1247 { return this->p_->st_other; }
1250 get_st_visibility() const
1251 { return elf_st_visibility(this->get_st_other()); }
1254 get_st_nonvis() const
1255 { return elf_st_nonvis(this->get_st_other()); }
1258 get_st_shndx() const
1259 { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); }
1262 const internal::Sym_data<size>* p_;
1265 // Writer class for an ELF symbol table entry.
1267 template<int size, bool big_endian>
1271 Sym_write(unsigned char* p)
1272 : p_(reinterpret_cast<internal::Sym_data<size>*>(p))
1276 put_st_name(Elf_Word v)
1277 { this->p_->st_name = Convert<32, big_endian>::convert_host(v); }
1280 put_st_value(typename Elf_types<size>::Elf_Addr v)
1281 { this->p_->st_value = Convert<size, big_endian>::convert_host(v); }
1284 put_st_size(typename Elf_types<size>::Elf_WXword v)
1285 { this->p_->st_size = Convert<size, big_endian>::convert_host(v); }
1288 put_st_info(unsigned char v)
1289 { this->p_->st_info = v; }
1292 put_st_info(STB bind, STT type)
1293 { this->p_->st_info = elf_st_info(bind, type); }
1296 put_st_other(unsigned char v)
1297 { this->p_->st_other = v; }
1300 put_st_other(STV vis, unsigned char nonvis)
1301 { this->p_->st_other = elf_st_other(vis, nonvis); }
1304 put_st_shndx(Elf_Half v)
1305 { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); }
1307 Sym<size, big_endian>
1309 { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); }
1312 internal::Sym_data<size>* p_;
1315 // Accessor classes for an ELF REL relocation entry.
1317 template<int size, bool big_endian>
1321 Rel(const unsigned char* p)
1322 : p_(reinterpret_cast<const internal::Rel_data<size>*>(p))
1325 template<typename File>
1326 Rel(File* file, typename File::Location loc)
1327 : p_(reinterpret_cast<const internal::Rel_data<size>*>(
1328 file->view(loc.file_offset, loc.data_size).data()))
1331 typename Elf_types<size>::Elf_Addr
1332 get_r_offset() const
1333 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1335 typename Elf_types<size>::Elf_WXword
1337 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1340 const internal::Rel_data<size>* p_;
1343 // Writer class for an ELF Rel relocation.
1345 template<int size, bool big_endian>
1349 Rel_write(unsigned char* p)
1350 : p_(reinterpret_cast<internal::Rel_data<size>*>(p))
1354 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1355 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1358 put_r_info(typename Elf_types<size>::Elf_WXword v)
1359 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1362 internal::Rel_data<size>* p_;
1365 // Accessor class for an ELF Rela relocation.
1367 template<int size, bool big_endian>
1371 Rela(const unsigned char* p)
1372 : p_(reinterpret_cast<const internal::Rela_data<size>*>(p))
1375 template<typename File>
1376 Rela(File* file, typename File::Location loc)
1377 : p_(reinterpret_cast<const internal::Rela_data<size>*>(
1378 file->view(loc.file_offset, loc.data_size).data()))
1381 typename Elf_types<size>::Elf_Addr
1382 get_r_offset() const
1383 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1385 typename Elf_types<size>::Elf_WXword
1387 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1389 typename Elf_types<size>::Elf_Swxword
1390 get_r_addend() const
1391 { return Convert<size, big_endian>::convert_host(this->p_->r_addend); }
1394 const internal::Rela_data<size>* p_;
1397 // Writer class for an ELF Rela relocation.
1399 template<int size, bool big_endian>
1403 Rela_write(unsigned char* p)
1404 : p_(reinterpret_cast<internal::Rela_data<size>*>(p))
1408 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1409 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1412 put_r_info(typename Elf_types<size>::Elf_WXword v)
1413 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1416 put_r_addend(typename Elf_types<size>::Elf_Swxword v)
1417 { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); }
1420 internal::Rela_data<size>* p_;
1423 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1424 // PT_DYNAMIC segment.
1426 template<int size, bool big_endian>
1430 Dyn(const unsigned char* p)
1431 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p))
1434 template<typename File>
1435 Dyn(File* file, typename File::Location loc)
1436 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(
1437 file->view(loc.file_offset, loc.data_size).data()))
1440 typename Elf_types<size>::Elf_Swxword
1442 { return Convert<size, big_endian>::convert_host(this->p_->d_tag); }
1444 typename Elf_types<size>::Elf_WXword
1446 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1448 typename Elf_types<size>::Elf_Addr
1450 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1453 const internal::Dyn_data<size>* p_;
1456 // Write class for an entry in the SHT_DYNAMIC section.
1458 template<int size, bool big_endian>
1462 Dyn_write(unsigned char* p)
1463 : p_(reinterpret_cast<internal::Dyn_data<size>*>(p))
1467 put_d_tag(typename Elf_types<size>::Elf_Swxword v)
1468 { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); }
1471 put_d_val(typename Elf_types<size>::Elf_WXword v)
1472 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1475 put_d_ptr(typename Elf_types<size>::Elf_Addr v)
1476 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1479 internal::Dyn_data<size>* p_;
1482 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1484 template<int size, bool big_endian>
1488 Verdef(const unsigned char* p)
1489 : p_(reinterpret_cast<const internal::Verdef_data*>(p))
1492 template<typename File>
1493 Verdef(File* file, typename File::Location loc)
1494 : p_(reinterpret_cast<const internal::Verdef_data*>(
1495 file->view(loc.file_offset, loc.data_size).data()))
1499 get_vd_version() const
1500 { return Convert<16, big_endian>::convert_host(this->p_->vd_version); }
1503 get_vd_flags() const
1504 { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); }
1508 { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); }
1512 { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); }
1516 { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); }
1520 { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); }
1524 { return Convert<32, big_endian>::convert_host(this->p_->vd_next); }
1527 const internal::Verdef_data* p_;
1530 template<int size, bool big_endian>
1534 Verdef_write(unsigned char* p)
1535 : p_(reinterpret_cast<internal::Verdef_data*>(p))
1539 set_vd_version(Elf_Half v)
1540 { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); }
1543 set_vd_flags(Elf_Half v)
1544 { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); }
1547 set_vd_ndx(Elf_Half v)
1548 { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); }
1551 set_vd_cnt(Elf_Half v)
1552 { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); }
1555 set_vd_hash(Elf_Word v)
1556 { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); }
1559 set_vd_aux(Elf_Word v)
1560 { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); }
1563 set_vd_next(Elf_Word v)
1564 { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); }
1567 internal::Verdef_data* p_;
1570 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1573 template<int size, bool big_endian>
1577 Verdaux(const unsigned char* p)
1578 : p_(reinterpret_cast<const internal::Verdaux_data*>(p))
1581 template<typename File>
1582 Verdaux(File* file, typename File::Location loc)
1583 : p_(reinterpret_cast<const internal::Verdaux_data*>(
1584 file->view(loc.file_offset, loc.data_size).data()))
1588 get_vda_name() const
1589 { return Convert<32, big_endian>::convert_host(this->p_->vda_name); }
1592 get_vda_next() const
1593 { return Convert<32, big_endian>::convert_host(this->p_->vda_next); }
1596 const internal::Verdaux_data* p_;
1599 template<int size, bool big_endian>
1603 Verdaux_write(unsigned char* p)
1604 : p_(reinterpret_cast<internal::Verdaux_data*>(p))
1608 set_vda_name(Elf_Word v)
1609 { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); }
1612 set_vda_next(Elf_Word v)
1613 { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); }
1616 internal::Verdaux_data* p_;
1619 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
1621 template<int size, bool big_endian>
1625 Verneed(const unsigned char* p)
1626 : p_(reinterpret_cast<const internal::Verneed_data*>(p))
1629 template<typename File>
1630 Verneed(File* file, typename File::Location loc)
1631 : p_(reinterpret_cast<const internal::Verneed_data*>(
1632 file->view(loc.file_offset, loc.data_size).data()))
1636 get_vn_version() const
1637 { return Convert<16, big_endian>::convert_host(this->p_->vn_version); }
1641 { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); }
1645 { return Convert<32, big_endian>::convert_host(this->p_->vn_file); }
1649 { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); }
1653 { return Convert<32, big_endian>::convert_host(this->p_->vn_next); }
1656 const internal::Verneed_data* p_;
1659 template<int size, bool big_endian>
1663 Verneed_write(unsigned char* p)
1664 : p_(reinterpret_cast<internal::Verneed_data*>(p))
1668 set_vn_version(Elf_Half v)
1669 { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); }
1672 set_vn_cnt(Elf_Half v)
1673 { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); }
1676 set_vn_file(Elf_Word v)
1677 { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); }
1680 set_vn_aux(Elf_Word v)
1681 { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); }
1684 set_vn_next(Elf_Word v)
1685 { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); }
1688 internal::Verneed_data* p_;
1691 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
1694 template<int size, bool big_endian>
1698 Vernaux(const unsigned char* p)
1699 : p_(reinterpret_cast<const internal::Vernaux_data*>(p))
1702 template<typename File>
1703 Vernaux(File* file, typename File::Location loc)
1704 : p_(reinterpret_cast<const internal::Vernaux_data*>(
1705 file->view(loc.file_offset, loc.data_size).data()))
1709 get_vna_hash() const
1710 { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); }
1713 get_vna_flags() const
1714 { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); }
1717 get_vna_other() const
1718 { return Convert<16, big_endian>::convert_host(this->p_->vna_other); }
1721 get_vna_name() const
1722 { return Convert<32, big_endian>::convert_host(this->p_->vna_name); }
1725 get_vna_next() const
1726 { return Convert<32, big_endian>::convert_host(this->p_->vna_next); }
1729 const internal::Vernaux_data* p_;
1732 template<int size, bool big_endian>
1736 Vernaux_write(unsigned char* p)
1737 : p_(reinterpret_cast<internal::Vernaux_data*>(p))
1741 set_vna_hash(Elf_Word v)
1742 { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); }
1745 set_vna_flags(Elf_Half v)
1746 { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); }
1749 set_vna_other(Elf_Half v)
1750 { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); }
1753 set_vna_name(Elf_Word v)
1754 { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); }
1757 set_vna_next(Elf_Word v)
1758 { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); }
1761 internal::Vernaux_data* p_;
1764 } // End namespace elfcpp.
1766 #endif // !defined(ELFPCP_H)