PR7044
[binutils.git] / elfcpp / elfcpp.h
blob080eef152024eaa2d34d83532d3bbcbda12e1968
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
30 // 02110-1301, USA.
32 // This is the external interface for elfcpp.
34 #ifndef ELFCPP_H
35 #define ELFCPP_H
37 #include "elfcpp_swap.h"
39 #include <stdint.h>
41 namespace elfcpp
44 // Basic ELF types.
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.
57 template<int size>
58 struct Elf_types;
60 template<>
61 struct Elf_types<32>
63 typedef uint32_t Elf_Addr;
64 typedef uint32_t Elf_Off;
65 typedef uint32_t Elf_WXword;
66 typedef int32_t Elf_Swxword;
69 template<>
70 struct Elf_types<64>
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;
89 const int EI_PAD = 9;
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].
101 enum
103 ELFCLASSNONE = 0,
104 ELFCLASS32 = 1,
105 ELFCLASS64 = 2
108 // The valid values found in Ehdr e_ident[EI_DATA].
110 enum
112 ELFDATANONE = 0,
113 ELFDATA2LSB = 1,
114 ELFDATA2MSB = 2
117 // The valid values found in Ehdr e_ident[EI_VERSION] and e_version.
119 enum
121 EV_NONE = 0,
122 EV_CURRENT = 1
125 // The valid values found in Ehdr e_ident[EI_OSABI].
127 enum ELFOSABI
129 ELFOSABI_NONE = 0,
130 ELFOSABI_HPUX = 1,
131 ELFOSABI_NETBSD = 2,
132 // ELFOSABI_LINUX is not listed in the ELF standard.
133 ELFOSABI_LINUX = 3,
134 // ELFOSABI_HURD is not listed in the ELF standard.
135 ELFOSABI_HURD = 4,
136 ELFOSABI_SOLARIS = 6,
137 ELFOSABI_AIX = 7,
138 ELFOSABI_IRIX = 8,
139 ELFOSABI_FREEBSD = 9,
140 ELFOSABI_TRU64 = 10,
141 ELFOSABI_MODESTO = 11,
142 ELFOSABI_OPENBSD = 12,
143 ELFOSABI_OPENVMS = 13,
144 ELFOSABI_NSK = 14,
145 ELFOSABI_AROS = 15,
146 // A GNU extension for the ARM.
147 ELFOSABI_ARM = 97,
148 // A GNU extension for the MSP.
149 ELFOSABI_STANDALONE = 255
152 // The valid values found in the Ehdr e_type field.
154 enum ET
156 ET_NONE = 0,
157 ET_REL = 1,
158 ET_EXEC = 2,
159 ET_DYN = 3,
160 ET_CORE = 4,
161 ET_LOOS = 0xfe00,
162 ET_HIOS = 0xfeff,
163 ET_LOPROC = 0xff00,
164 ET_HIPROC = 0xffff
167 // The valid values found in the Ehdr e_machine field.
169 enum EM
171 EM_NONE = 0,
172 EM_M32 = 1,
173 EM_SPARC = 2,
174 EM_386 = 3,
175 EM_68K = 4,
176 EM_88K = 5,
177 // 6 used to be EM_486
178 EM_860 = 7,
179 EM_MIPS = 8,
180 EM_S370 = 9,
181 EM_MIPS_RS3_LE = 10,
182 // 11 was the old Sparc V9 ABI.
183 // 12 through 14 are reserved.
184 EM_PARISC = 15,
185 // 16 is reserved.
186 // Some old PowerPC object files use 17.
187 EM_VPP500 = 17,
188 EM_SPARC32PLUS = 18,
189 EM_960 = 19,
190 EM_PPC = 20,
191 EM_PPC64 = 21,
192 EM_S390 = 22,
193 // 23 through 35 are served.
194 EM_V800 = 36,
195 EM_FR20 = 37,
196 EM_RH32 = 38,
197 EM_RCE = 39,
198 EM_ARM = 40,
199 EM_ALPHA = 41,
200 EM_SH = 42,
201 EM_SPARCV9 = 43,
202 EM_TRICORE = 44,
203 EM_ARC = 45,
204 EM_H8_300 = 46,
205 EM_H8_300H = 47,
206 EM_H8S = 48,
207 EM_H8_500 = 49,
208 EM_IA_64 = 50,
209 EM_MIPS_X = 51,
210 EM_COLDFIRE = 52,
211 EM_68HC12 = 53,
212 EM_MMA = 54,
213 EM_PCP = 55,
214 EM_NCPU = 56,
215 EM_NDR1 = 57,
216 EM_STARCORE = 58,
217 EM_ME16 = 59,
218 EM_ST100 = 60,
219 EM_TINYJ = 61,
220 EM_X86_64 = 62,
221 EM_PDSP = 63,
222 EM_PDP10 = 64,
223 EM_PDP11 = 65,
224 EM_FX66 = 66,
225 EM_ST9PLUS = 67,
226 EM_ST7 = 68,
227 EM_68HC16 = 69,
228 EM_68HC11 = 70,
229 EM_68HC08 = 71,
230 EM_68HC05 = 72,
231 EM_SVX = 73,
232 EM_ST19 = 74,
233 EM_VAX = 75,
234 EM_CRIS = 76,
235 EM_JAVELIN = 77,
236 EM_FIREPATH = 78,
237 EM_ZSP = 79,
238 EM_MMIX = 80,
239 EM_HUANY = 81,
240 EM_PRISM = 82,
241 EM_AVR = 83,
242 EM_FR30 = 84,
243 EM_D10V = 85,
244 EM_D30V = 86,
245 EM_V850 = 87,
246 EM_M32R = 88,
247 EM_MN10300 = 89,
248 EM_MN10200 = 90,
249 EM_PJ = 91,
250 EM_OPENRISC = 92,
251 EM_ARC_A5 = 93,
252 EM_XTENSA = 94,
253 EM_VIDEOCORE = 95,
254 EM_TMM_GPP = 96,
255 EM_NS32K = 97,
256 EM_TPC = 98,
257 // Some old picoJava object files use 99 (EM_PJ is correct).
258 EM_SNP1K = 99,
259 EM_ST200 = 100,
260 EM_IP2K = 101,
261 EM_MAX = 102,
262 EM_CR = 103,
263 EM_F2MC16 = 104,
264 EM_MSP430 = 105,
265 EM_BLACKFIN = 106,
266 EM_SE_C33 = 107,
267 EM_SEP = 108,
268 EM_ARCA = 109,
269 EM_UNICORE = 110,
270 EM_ALTERA_NIOS2 = 113,
271 EM_CRX = 114,
272 // The Morph MT.
273 EM_MT = 0x2530,
274 // DLX.
275 EM_DLX = 0x5aa5,
276 // FRV.
277 EM_FRV = 0x5441,
278 // Infineon Technologies 16-bit microcontroller with C166-V2 core.
279 EM_X16X = 0x4688,
280 // Xstorym16
281 EM_XSTORMY16 = 0xad45,
282 // Renesas M32C
283 EM_M32C = 0xfeb0,
284 // Vitesse IQ2000
285 EM_IQ2000 = 0xfeba,
286 // NIOS
287 EM_NIOS32 = 0xfebb
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.
307 enum
309 SHN_UNDEF = 0,
310 SHN_LORESERVE = 0xff00,
311 SHN_LOPROC = 0xff00,
312 SHN_HIPROC = 0xff1f,
313 SHN_LOOS = 0xff20,
314 SHN_HIOS = 0xff3f,
315 SHN_ABS = 0xfff1,
316 SHN_COMMON = 0xfff2,
317 SHN_XINDEX = 0xffff,
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.
322 SHN_BEFORE = 0xff00,
323 SHN_AFTER = 0xff01,
326 // The valid values found in the Shdr sh_type field.
328 enum SHT
330 SHT_NULL = 0,
331 SHT_PROGBITS = 1,
332 SHT_SYMTAB = 2,
333 SHT_STRTAB = 3,
334 SHT_RELA = 4,
335 SHT_HASH = 5,
336 SHT_DYNAMIC = 6,
337 SHT_NOTE = 7,
338 SHT_NOBITS = 8,
339 SHT_REL = 9,
340 SHT_SHLIB = 10,
341 SHT_DYNSYM = 11,
342 SHT_INIT_ARRAY = 14,
343 SHT_FINI_ARRAY = 15,
344 SHT_PREINIT_ARRAY = 16,
345 SHT_GROUP = 17,
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,
366 // Symbol versions,
367 SHT_SUNW_versym = 0x6fffffff,
368 SHT_GNU_versym = 0x6fffffff,
370 SHT_SPARC_GOTDATA = 0x70000000,
372 // Link editor is to sort the entries in this section based on the
373 // address specified in the associated symbol table entry.
374 SHT_ORDERED = 0x7fffffff,
377 // The valid bit flags found in the Shdr sh_flags field.
379 enum SHF
381 SHF_WRITE = 0x1,
382 SHF_ALLOC = 0x2,
383 SHF_EXECINSTR = 0x4,
384 SHF_MERGE = 0x10,
385 SHF_STRINGS = 0x20,
386 SHF_INFO_LINK = 0x40,
387 SHF_LINK_ORDER = 0x80,
388 SHF_OS_NONCONFORMING = 0x100,
389 SHF_GROUP = 0x200,
390 SHF_TLS = 0x400,
391 SHF_MASKOS = 0x0ff00000,
392 SHF_MASKPROC = 0xf0000000,
394 // Indicates this section requires ordering in relation to
395 // other sections of the same type. Ordered sections are
396 // combined within the section pointed to by the sh_link entry.
397 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
398 // sorted section is to precede or follow, respectively, all
399 // other sections in the set being ordered.
400 SHF_ORDERED = 0x40000000,
401 // This section is excluded from input to the link-edit of an
402 // executable or shared object. This flag is ignored if SHF_ALLOC
403 // is also set, or if relocations exist against the section.
404 SHF_EXCLUDE = 0x80000000,
407 // Bit flags which appear in the first 32-bit word of the section data
408 // of a SHT_GROUP section.
410 enum
412 GRP_COMDAT = 0x1,
413 GRP_MASKOS = 0x0ff00000,
414 GRP_MASKPROC = 0xf0000000
417 // The valid values found in the Phdr p_type field.
419 enum PT
421 PT_NULL = 0,
422 PT_LOAD = 1,
423 PT_DYNAMIC = 2,
424 PT_INTERP = 3,
425 PT_NOTE = 4,
426 PT_SHLIB = 5,
427 PT_PHDR = 6,
428 PT_TLS = 7,
429 PT_LOOS = 0x60000000,
430 PT_HIOS = 0x6fffffff,
431 PT_LOPROC = 0x70000000,
432 PT_HIPROC = 0x7fffffff,
433 // The remaining values are not in the standard.
434 // Frame unwind information.
435 PT_GNU_EH_FRAME = 0x6474e550,
436 PT_SUNW_EH_FRAME = 0x6474e550,
437 // Stack flags.
438 PT_GNU_STACK = 0x6474e551,
439 // Read only after relocation.
440 PT_GNU_RELRO = 0x6474e552
443 // The valid bit flags found in the Phdr p_flags field.
445 enum PF
447 PF_X = 0x1,
448 PF_W = 0x2,
449 PF_R = 0x4,
450 PF_MASKOS = 0x0ff00000,
451 PF_MASKPROC = 0xf0000000
454 // Symbol binding from Sym st_info field.
456 enum STB
458 STB_LOCAL = 0,
459 STB_GLOBAL = 1,
460 STB_WEAK = 2,
461 STB_LOOS = 10,
462 STB_HIOS = 12,
463 STB_LOPROC = 13,
464 STB_HIPROC = 15
467 // Symbol types from Sym st_info field.
469 enum STT
471 STT_NOTYPE = 0,
472 STT_OBJECT = 1,
473 STT_FUNC = 2,
474 STT_SECTION = 3,
475 STT_FILE = 4,
476 STT_COMMON = 5,
477 STT_TLS = 6,
478 STT_LOOS = 10,
479 STT_HIOS = 12,
480 STT_LOPROC = 13,
481 STT_HIPROC = 15,
483 // The section type that must be used for register symbols on
484 // Sparc. These symbols initialize a global register.
485 STT_SPARC_REGISTER = 13,
488 inline STB
489 elf_st_bind(unsigned char info)
491 return static_cast<STB>(info >> 4);
494 inline STT
495 elf_st_type(unsigned char info)
497 return static_cast<STT>(info & 0xf);
500 inline unsigned char
501 elf_st_info(STB bind, STT type)
503 return ((static_cast<unsigned char>(bind) << 4)
504 + (static_cast<unsigned char>(type) & 0xf));
507 // Symbol visibility from Sym st_other field.
509 enum STV
511 STV_DEFAULT = 0,
512 STV_INTERNAL = 1,
513 STV_HIDDEN = 2,
514 STV_PROTECTED = 3
517 inline STV
518 elf_st_visibility(unsigned char other)
520 return static_cast<STV>(other & 0x3);
523 inline unsigned char
524 elf_st_nonvis(unsigned char other)
526 return static_cast<STV>(other >> 2);
529 inline unsigned char
530 elf_st_other(STV vis, unsigned char nonvis)
532 return ((nonvis << 2)
533 + (static_cast<unsigned char>(vis) & 3));
536 // Reloc information from Rel/Rela r_info field.
538 template<int size>
539 unsigned int
540 elf_r_sym(typename Elf_types<size>::Elf_WXword);
542 template<>
543 inline unsigned int
544 elf_r_sym<32>(Elf_Word v)
546 return v >> 8;
549 template<>
550 inline unsigned int
551 elf_r_sym<64>(Elf_Xword v)
553 return v >> 32;
556 template<int size>
557 unsigned int
558 elf_r_type(typename Elf_types<size>::Elf_WXword);
560 template<>
561 inline unsigned int
562 elf_r_type<32>(Elf_Word v)
564 return v & 0xff;
567 template<>
568 inline unsigned int
569 elf_r_type<64>(Elf_Xword v)
571 return v & 0xffffffff;
574 template<int size>
575 typename Elf_types<size>::Elf_WXword
576 elf_r_info(unsigned int s, unsigned int t);
578 template<>
579 inline Elf_Word
580 elf_r_info<32>(unsigned int s, unsigned int t)
582 return (s << 8) + (t & 0xff);
585 template<>
586 inline Elf_Xword
587 elf_r_info<64>(unsigned int s, unsigned int t)
589 return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff);
592 // Dynamic tags found in the PT_DYNAMIC segment.
594 enum DT
596 DT_NULL = 0,
597 DT_NEEDED = 1,
598 DT_PLTRELSZ = 2,
599 DT_PLTGOT = 3,
600 DT_HASH = 4,
601 DT_STRTAB = 5,
602 DT_SYMTAB = 6,
603 DT_RELA = 7,
604 DT_RELASZ = 8,
605 DT_RELAENT = 9,
606 DT_STRSZ = 10,
607 DT_SYMENT = 11,
608 DT_INIT = 12,
609 DT_FINI = 13,
610 DT_SONAME = 14,
611 DT_RPATH = 15,
612 DT_SYMBOLIC = 16,
613 DT_REL = 17,
614 DT_RELSZ = 18,
615 DT_RELENT = 19,
616 DT_PLTREL = 20,
617 DT_DEBUG = 21,
618 DT_TEXTREL = 22,
619 DT_JMPREL = 23,
620 DT_BIND_NOW = 24,
621 DT_INIT_ARRAY = 25,
622 DT_FINI_ARRAY = 26,
623 DT_INIT_ARRAYSZ = 27,
624 DT_FINI_ARRAYSZ = 28,
625 DT_RUNPATH = 29,
626 DT_FLAGS = 30,
627 DT_ENCODING = 32,
628 DT_PREINIT_ARRAY = 33,
629 DT_PREINIT_ARRAYSZ = 33,
630 DT_LOOS = 0x6000000d,
631 DT_HIOS = 0x6ffff000,
632 DT_LOPROC = 0x70000000,
633 DT_HIPROC = 0x7fffffff,
635 // The remaining values are extensions used by GNU or Solaris.
636 DT_VALRNGLO = 0x6ffffd00,
637 DT_GNU_PRELINKED = 0x6ffffdf5,
638 DT_GNU_CONFLICTSZ = 0x6ffffdf6,
639 DT_GNU_LIBLISTSZ = 0x6ffffdf7,
640 DT_CHECKSUM = 0x6ffffdf8,
641 DT_PLTPADSZ = 0x6ffffdf9,
642 DT_MOVEENT = 0x6ffffdfa,
643 DT_MOVESZ = 0x6ffffdfb,
644 DT_FEATURE = 0x6ffffdfc,
645 DT_POSFLAG_1 = 0x6ffffdfd,
646 DT_SYMINSZ = 0x6ffffdfe,
647 DT_SYMINENT = 0x6ffffdff,
648 DT_VALRNGHI = 0x6ffffdff,
650 DT_ADDRRNGLO = 0x6ffffe00,
651 DT_GNU_HASH = 0x6ffffef5,
652 DT_TLSDESC_PLT = 0x6ffffef6,
653 DT_TLSDESC_GOT = 0x6ffffef7,
654 DT_GNU_CONFLICT = 0x6ffffef8,
655 DT_GNU_LIBLIST = 0x6ffffef9,
656 DT_CONFIG = 0x6ffffefa,
657 DT_DEPAUDIT = 0x6ffffefb,
658 DT_AUDIT = 0x6ffffefc,
659 DT_PLTPAD = 0x6ffffefd,
660 DT_MOVETAB = 0x6ffffefe,
661 DT_SYMINFO = 0x6ffffeff,
662 DT_ADDRRNGHI = 0x6ffffeff,
664 DT_RELACOUNT = 0x6ffffff9,
665 DT_RELCOUNT = 0x6ffffffa,
666 DT_FLAGS_1 = 0x6ffffffb,
667 DT_VERDEF = 0x6ffffffc,
668 DT_VERDEFNUM = 0x6ffffffd,
669 DT_VERNEED = 0x6ffffffe,
670 DT_VERNEEDNUM = 0x6fffffff,
672 DT_VERSYM = 0x6ffffff0,
674 // Specify the value of _GLOBAL_OFFSET_TABLE_.
675 DT_PPC_GOT = 0x70000000,
677 // Specify the start of the .glink section.
678 DT_PPC64_GLINK = 0x70000000,
680 // Specify the start and size of the .opd section.
681 DT_PPC64_OPD = 0x70000001,
682 DT_PPC64_OPDSZ = 0x70000002,
684 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
685 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
686 // symbol in the symbol table.
687 DT_SPARC_REGISTER = 0x70000001,
689 DT_AUXILIARY = 0x7ffffffd,
690 DT_USED = 0x7ffffffe,
691 DT_FILTER = 0x7fffffff
694 // Flags found in the DT_FLAGS dynamic element.
696 enum DF
698 DF_ORIGIN = 0x1,
699 DF_SYMBOLIC = 0x2,
700 DF_TEXTREL = 0x4,
701 DF_BIND_NOW = 0x8,
702 DF_STATIC_TLS = 0x10
705 // Flags found in the DT_FLAGS_1 dynamic element.
707 enum DF_1
709 DF_1_NOW = 0x1,
710 DF_1_GLOBAL = 0x2,
711 DF_1_GROUP = 0x4,
712 DF_1_NODELETE = 0x8,
713 DF_1_LOADFLTR = 0x10,
714 DF_1_INITFIRST = 0x20,
715 DF_1_NOOPEN = 0x40,
716 DF_1_ORIGIN = 0x80,
717 DF_1_DIRECT = 0x100,
718 DF_1_TRANS = 0x200,
719 DF_1_INTERPOSE = 0x400,
720 DF_1_NODEFLIB = 0x800,
721 DF_1_NODUMP = 0x1000,
722 DF_1_CONLFAT = 0x2000,
725 // Version numbers which appear in the vd_version field of a Verdef
726 // structure.
728 const int VER_DEF_NONE = 0;
729 const int VER_DEF_CURRENT = 1;
731 // Version numbers which appear in the vn_version field of a Verneed
732 // structure.
734 const int VER_NEED_NONE = 0;
735 const int VER_NEED_CURRENT = 1;
737 // Bit flags which appear in vd_flags of Verdef and vna_flags of
738 // Vernaux.
740 const int VER_FLG_BASE = 0x1;
741 const int VER_FLG_WEAK = 0x2;
743 // Special constants found in the SHT_GNU_versym entries.
745 const int VER_NDX_LOCAL = 0;
746 const int VER_NDX_GLOBAL = 1;
748 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
749 // the symbol is hidden and can only be seen when referenced using an
750 // explicit version number. This is a GNU extension.
752 const int VERSYM_HIDDEN = 0x8000;
754 // This is the mask for the rest of the data in a word read from a
755 // SHT_GNU_versym section.
757 const int VERSYM_VERSION = 0x7fff;
759 // Note descriptor type codes for notes in a non-core file with an
760 // empty name.
762 enum
764 // A version string.
765 NT_VERSION = 1,
766 // An architecture string.
767 NT_ARCH = 2
770 // Note descriptor type codes for notes in a non-core file with the
771 // name "GNU".
773 enum
775 // The minimum ABI level. This is used by the dynamic linker to
776 // describe the minimal kernel version on which a shared library may
777 // be used. Th value should be four words. Word 0 is an OS
778 // descriptor (see below). Word 1 is the major version of the ABI.
779 // Word 2 is the minor version. Word 3 is the subminor version.
780 NT_GNU_ABI_TAG = 1,
781 // Hardware capabilities information. Word 0 is the number of
782 // entries. Word 1 is a bitmask of enabled entries. The rest of
783 // the descriptor is a series of entries, where each entry is a
784 // single byte followed by a nul terminated string. The byte gives
785 // the bit number to test if enabled in the bitmask.
786 NT_GNU_HWCAP = 2,
787 // The build ID as set by the linker's --build-id option. The
788 // format of the descriptor depends on the build ID style.
789 NT_GNU_BUILD_ID = 3,
790 // The version of gold used to link. Th descriptor is just a
791 // string.
792 NT_GNU_GOLD_VERSION = 4
795 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
797 enum
799 ELF_NOTE_OS_LINUX = 0,
800 ELF_NOTE_OS_GNU = 1,
801 ELF_NOTE_OS_SOLARIS2 = 2,
802 ELF_NOTE_OS_FREEBSD = 3,
803 ELF_NOTE_OS_NETBSD = 4,
804 ELF_NOTE_OS_SYLLABLE = 5
807 } // End namespace elfcpp.
809 // Include internal details after defining the types.
810 #include "elfcpp_internal.h"
812 namespace elfcpp
815 // The offset of the ELF file header in the ELF file.
817 const int file_header_offset = 0;
819 // ELF structure sizes.
821 template<int size>
822 struct Elf_sizes
824 // Size of ELF file header.
825 static const int ehdr_size = sizeof(internal::Ehdr_data<size>);
826 // Size of ELF segment header.
827 static const int phdr_size = sizeof(internal::Phdr_data<size>);
828 // Size of ELF section header.
829 static const int shdr_size = sizeof(internal::Shdr_data<size>);
830 // Size of ELF symbol table entry.
831 static const int sym_size = sizeof(internal::Sym_data<size>);
832 // Sizes of ELF reloc entries.
833 static const int rel_size = sizeof(internal::Rel_data<size>);
834 static const int rela_size = sizeof(internal::Rela_data<size>);
835 // Size of ELF dynamic entry.
836 static const int dyn_size = sizeof(internal::Dyn_data<size>);
837 // Size of ELF version structures.
838 static const int verdef_size = sizeof(internal::Verdef_data);
839 static const int verdaux_size = sizeof(internal::Verdaux_data);
840 static const int verneed_size = sizeof(internal::Verneed_data);
841 static const int vernaux_size = sizeof(internal::Vernaux_data);
844 // Accessor class for the ELF file header.
846 template<int size, bool big_endian>
847 class Ehdr
849 public:
850 Ehdr(const unsigned char* p)
851 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p))
854 template<typename File>
855 Ehdr(File* file, typename File::Location loc)
856 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(
857 file->view(loc.file_offset, loc.data_size).data()))
860 const unsigned char*
861 get_e_ident() const
862 { return this->p_->e_ident; }
864 Elf_Half
865 get_e_type() const
866 { return Convert<16, big_endian>::convert_host(this->p_->e_type); }
868 Elf_Half
869 get_e_machine() const
870 { return Convert<16, big_endian>::convert_host(this->p_->e_machine); }
872 Elf_Word
873 get_e_version() const
874 { return Convert<32, big_endian>::convert_host(this->p_->e_version); }
876 typename Elf_types<size>::Elf_Addr
877 get_e_entry() const
878 { return Convert<size, big_endian>::convert_host(this->p_->e_entry); }
880 typename Elf_types<size>::Elf_Off
881 get_e_phoff() const
882 { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); }
884 typename Elf_types<size>::Elf_Off
885 get_e_shoff() const
886 { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); }
888 Elf_Word
889 get_e_flags() const
890 { return Convert<32, big_endian>::convert_host(this->p_->e_flags); }
892 Elf_Half
893 get_e_ehsize() const
894 { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); }
896 Elf_Half
897 get_e_phentsize() const
898 { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); }
900 Elf_Half
901 get_e_phnum() const
902 { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); }
904 Elf_Half
905 get_e_shentsize() const
906 { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); }
908 Elf_Half
909 get_e_shnum() const
910 { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); }
912 Elf_Half
913 get_e_shstrndx() const
914 { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); }
916 private:
917 const internal::Ehdr_data<size>* p_;
920 // Write class for the ELF file header.
922 template<int size, bool big_endian>
923 class Ehdr_write
925 public:
926 Ehdr_write(unsigned char* p)
927 : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p))
930 void
931 put_e_ident(const unsigned char v[EI_NIDENT]) const
932 { memcpy(this->p_->e_ident, v, EI_NIDENT); }
934 void
935 put_e_type(Elf_Half v)
936 { this->p_->e_type = Convert<16, big_endian>::convert_host(v); }
938 void
939 put_e_machine(Elf_Half v)
940 { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); }
942 void
943 put_e_version(Elf_Word v)
944 { this->p_->e_version = Convert<32, big_endian>::convert_host(v); }
946 void
947 put_e_entry(typename Elf_types<size>::Elf_Addr v)
948 { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); }
950 void
951 put_e_phoff(typename Elf_types<size>::Elf_Off v)
952 { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); }
954 void
955 put_e_shoff(typename Elf_types<size>::Elf_Off v)
956 { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); }
958 void
959 put_e_flags(Elf_Word v)
960 { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); }
962 void
963 put_e_ehsize(Elf_Half v)
964 { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); }
966 void
967 put_e_phentsize(Elf_Half v)
968 { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); }
970 void
971 put_e_phnum(Elf_Half v)
972 { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); }
974 void
975 put_e_shentsize(Elf_Half v)
976 { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); }
978 void
979 put_e_shnum(Elf_Half v)
980 { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); }
982 void
983 put_e_shstrndx(Elf_Half v)
984 { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); }
986 private:
987 internal::Ehdr_data<size>* p_;
990 // Accessor class for an ELF section header.
992 template<int size, bool big_endian>
993 class Shdr
995 public:
996 Shdr(const unsigned char* p)
997 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p))
1000 template<typename File>
1001 Shdr(File* file, typename File::Location loc)
1002 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(
1003 file->view(loc.file_offset, loc.data_size).data()))
1006 Elf_Word
1007 get_sh_name() const
1008 { return Convert<32, big_endian>::convert_host(this->p_->sh_name); }
1010 Elf_Word
1011 get_sh_type() const
1012 { return Convert<32, big_endian>::convert_host(this->p_->sh_type); }
1014 typename Elf_types<size>::Elf_WXword
1015 get_sh_flags() const
1016 { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); }
1018 typename Elf_types<size>::Elf_Addr
1019 get_sh_addr() const
1020 { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); }
1022 typename Elf_types<size>::Elf_Off
1023 get_sh_offset() const
1024 { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); }
1026 typename Elf_types<size>::Elf_WXword
1027 get_sh_size() const
1028 { return Convert<size, big_endian>::convert_host(this->p_->sh_size); }
1030 Elf_Word
1031 get_sh_link() const
1032 { return Convert<32, big_endian>::convert_host(this->p_->sh_link); }
1034 Elf_Word
1035 get_sh_info() const
1036 { return Convert<32, big_endian>::convert_host(this->p_->sh_info); }
1038 typename Elf_types<size>::Elf_WXword
1039 get_sh_addralign() const
1040 { return
1041 Convert<size, big_endian>::convert_host(this->p_->sh_addralign); }
1043 typename Elf_types<size>::Elf_WXword
1044 get_sh_entsize() const
1045 { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); }
1047 private:
1048 const internal::Shdr_data<size>* p_;
1051 // Write class for an ELF section header.
1053 template<int size, bool big_endian>
1054 class Shdr_write
1056 public:
1057 Shdr_write(unsigned char* p)
1058 : p_(reinterpret_cast<internal::Shdr_data<size>*>(p))
1061 void
1062 put_sh_name(Elf_Word v)
1063 { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); }
1065 void
1066 put_sh_type(Elf_Word v)
1067 { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); }
1069 void
1070 put_sh_flags(typename Elf_types<size>::Elf_WXword v)
1071 { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); }
1073 void
1074 put_sh_addr(typename Elf_types<size>::Elf_Addr v)
1075 { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); }
1077 void
1078 put_sh_offset(typename Elf_types<size>::Elf_Off v)
1079 { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); }
1081 void
1082 put_sh_size(typename Elf_types<size>::Elf_WXword v)
1083 { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); }
1085 void
1086 put_sh_link(Elf_Word v)
1087 { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); }
1089 void
1090 put_sh_info(Elf_Word v)
1091 { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); }
1093 void
1094 put_sh_addralign(typename Elf_types<size>::Elf_WXword v)
1095 { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); }
1097 void
1098 put_sh_entsize(typename Elf_types<size>::Elf_WXword v)
1099 { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); }
1101 private:
1102 internal::Shdr_data<size>* p_;
1105 // Accessor class for an ELF segment header.
1107 template<int size, bool big_endian>
1108 class Phdr
1110 public:
1111 Phdr(const unsigned char* p)
1112 : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p))
1115 template<typename File>
1116 Phdr(File* file, typename File::Location loc)
1117 : p_(reinterpret_cast<internal::Phdr_data<size>*>(
1118 file->view(loc.file_offset, loc.data_size).data()))
1121 Elf_Word
1122 get_p_type() const
1123 { return Convert<32, big_endian>::convert_host(this->p_->p_type); }
1125 typename Elf_types<size>::Elf_Off
1126 get_p_offset() const
1127 { return Convert<size, big_endian>::convert_host(this->p_->p_offset); }
1129 typename Elf_types<size>::Elf_Addr
1130 get_p_vaddr() const
1131 { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); }
1133 typename Elf_types<size>::Elf_Addr
1134 get_p_paddr() const
1135 { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); }
1137 typename Elf_types<size>::Elf_WXword
1138 get_p_filesz() const
1139 { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); }
1141 typename Elf_types<size>::Elf_WXword
1142 get_p_memsz() const
1143 { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); }
1145 Elf_Word
1146 get_p_flags() const
1147 { return Convert<32, big_endian>::convert_host(this->p_->p_flags); }
1149 typename Elf_types<size>::Elf_WXword
1150 get_p_align() const
1151 { return Convert<size, big_endian>::convert_host(this->p_->p_align); }
1153 private:
1154 const internal::Phdr_data<size>* p_;
1157 // Write class for an ELF segment header.
1159 template<int size, bool big_endian>
1160 class Phdr_write
1162 public:
1163 Phdr_write(unsigned char* p)
1164 : p_(reinterpret_cast<internal::Phdr_data<size>*>(p))
1167 void
1168 put_p_type(Elf_Word v)
1169 { this->p_->p_type = Convert<32, big_endian>::convert_host(v); }
1171 void
1172 put_p_offset(typename Elf_types<size>::Elf_Off v)
1173 { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); }
1175 void
1176 put_p_vaddr(typename Elf_types<size>::Elf_Addr v)
1177 { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); }
1179 void
1180 put_p_paddr(typename Elf_types<size>::Elf_Addr v)
1181 { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); }
1183 void
1184 put_p_filesz(typename Elf_types<size>::Elf_WXword v)
1185 { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); }
1187 void
1188 put_p_memsz(typename Elf_types<size>::Elf_WXword v)
1189 { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); }
1191 void
1192 put_p_flags(Elf_Word v)
1193 { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); }
1195 void
1196 put_p_align(typename Elf_types<size>::Elf_WXword v)
1197 { this->p_->p_align = Convert<size, big_endian>::convert_host(v); }
1199 private:
1200 internal::Phdr_data<size>* p_;
1203 // Accessor class for an ELF symbol table entry.
1205 template<int size, bool big_endian>
1206 class Sym
1208 public:
1209 Sym(const unsigned char* p)
1210 : p_(reinterpret_cast<const internal::Sym_data<size>*>(p))
1213 template<typename File>
1214 Sym(File* file, typename File::Location loc)
1215 : p_(reinterpret_cast<const internal::Sym_data<size>*>(
1216 file->view(loc.file_offset, loc.data_size).data()))
1219 Elf_Word
1220 get_st_name() const
1221 { return Convert<32, big_endian>::convert_host(this->p_->st_name); }
1223 typename Elf_types<size>::Elf_Addr
1224 get_st_value() const
1225 { return Convert<size, big_endian>::convert_host(this->p_->st_value); }
1227 typename Elf_types<size>::Elf_WXword
1228 get_st_size() const
1229 { return Convert<size, big_endian>::convert_host(this->p_->st_size); }
1231 unsigned char
1232 get_st_info() const
1233 { return this->p_->st_info; }
1236 get_st_bind() const
1237 { return elf_st_bind(this->get_st_info()); }
1240 get_st_type() const
1241 { return elf_st_type(this->get_st_info()); }
1243 unsigned char
1244 get_st_other() const
1245 { return this->p_->st_other; }
1248 get_st_visibility() const
1249 { return elf_st_visibility(this->get_st_other()); }
1251 unsigned char
1252 get_st_nonvis() const
1253 { return elf_st_nonvis(this->get_st_other()); }
1255 Elf_Half
1256 get_st_shndx() const
1257 { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); }
1259 private:
1260 const internal::Sym_data<size>* p_;
1263 // Writer class for an ELF symbol table entry.
1265 template<int size, bool big_endian>
1266 class Sym_write
1268 public:
1269 Sym_write(unsigned char* p)
1270 : p_(reinterpret_cast<internal::Sym_data<size>*>(p))
1273 void
1274 put_st_name(Elf_Word v)
1275 { this->p_->st_name = Convert<32, big_endian>::convert_host(v); }
1277 void
1278 put_st_value(typename Elf_types<size>::Elf_Addr v)
1279 { this->p_->st_value = Convert<size, big_endian>::convert_host(v); }
1281 void
1282 put_st_size(typename Elf_types<size>::Elf_WXword v)
1283 { this->p_->st_size = Convert<size, big_endian>::convert_host(v); }
1285 void
1286 put_st_info(unsigned char v)
1287 { this->p_->st_info = v; }
1289 void
1290 put_st_info(STB bind, STT type)
1291 { this->p_->st_info = elf_st_info(bind, type); }
1293 void
1294 put_st_other(unsigned char v)
1295 { this->p_->st_other = v; }
1297 void
1298 put_st_other(STV vis, unsigned char nonvis)
1299 { this->p_->st_other = elf_st_other(vis, nonvis); }
1301 void
1302 put_st_shndx(Elf_Half v)
1303 { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); }
1305 Sym<size, big_endian>
1306 sym()
1307 { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); }
1309 private:
1310 internal::Sym_data<size>* p_;
1313 // Accessor classes for an ELF REL relocation entry.
1315 template<int size, bool big_endian>
1316 class Rel
1318 public:
1319 Rel(const unsigned char* p)
1320 : p_(reinterpret_cast<const internal::Rel_data<size>*>(p))
1323 template<typename File>
1324 Rel(File* file, typename File::Location loc)
1325 : p_(reinterpret_cast<const internal::Rel_data<size>*>(
1326 file->view(loc.file_offset, loc.data_size).data()))
1329 typename Elf_types<size>::Elf_Addr
1330 get_r_offset() const
1331 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1333 typename Elf_types<size>::Elf_WXword
1334 get_r_info() const
1335 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1337 private:
1338 const internal::Rel_data<size>* p_;
1341 // Writer class for an ELF Rel relocation.
1343 template<int size, bool big_endian>
1344 class Rel_write
1346 public:
1347 Rel_write(unsigned char* p)
1348 : p_(reinterpret_cast<internal::Rel_data<size>*>(p))
1351 void
1352 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1353 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1355 void
1356 put_r_info(typename Elf_types<size>::Elf_WXword v)
1357 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1359 private:
1360 internal::Rel_data<size>* p_;
1363 // Accessor class for an ELF Rela relocation.
1365 template<int size, bool big_endian>
1366 class Rela
1368 public:
1369 Rela(const unsigned char* p)
1370 : p_(reinterpret_cast<const internal::Rela_data<size>*>(p))
1373 template<typename File>
1374 Rela(File* file, typename File::Location loc)
1375 : p_(reinterpret_cast<const internal::Rela_data<size>*>(
1376 file->view(loc.file_offset, loc.data_size).data()))
1379 typename Elf_types<size>::Elf_Addr
1380 get_r_offset() const
1381 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1383 typename Elf_types<size>::Elf_WXword
1384 get_r_info() const
1385 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1387 typename Elf_types<size>::Elf_Swxword
1388 get_r_addend() const
1389 { return Convert<size, big_endian>::convert_host(this->p_->r_addend); }
1391 private:
1392 const internal::Rela_data<size>* p_;
1395 // Writer class for an ELF Rela relocation.
1397 template<int size, bool big_endian>
1398 class Rela_write
1400 public:
1401 Rela_write(unsigned char* p)
1402 : p_(reinterpret_cast<internal::Rela_data<size>*>(p))
1405 void
1406 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1407 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1409 void
1410 put_r_info(typename Elf_types<size>::Elf_WXword v)
1411 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1413 void
1414 put_r_addend(typename Elf_types<size>::Elf_Swxword v)
1415 { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); }
1417 private:
1418 internal::Rela_data<size>* p_;
1421 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1422 // PT_DYNAMIC segment.
1424 template<int size, bool big_endian>
1425 class Dyn
1427 public:
1428 Dyn(const unsigned char* p)
1429 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p))
1432 template<typename File>
1433 Dyn(File* file, typename File::Location loc)
1434 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(
1435 file->view(loc.file_offset, loc.data_size).data()))
1438 typename Elf_types<size>::Elf_Swxword
1439 get_d_tag() const
1440 { return Convert<size, big_endian>::convert_host(this->p_->d_tag); }
1442 typename Elf_types<size>::Elf_WXword
1443 get_d_val() const
1444 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1446 typename Elf_types<size>::Elf_Addr
1447 get_d_ptr() const
1448 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1450 private:
1451 const internal::Dyn_data<size>* p_;
1454 // Write class for an entry in the SHT_DYNAMIC section.
1456 template<int size, bool big_endian>
1457 class Dyn_write
1459 public:
1460 Dyn_write(unsigned char* p)
1461 : p_(reinterpret_cast<internal::Dyn_data<size>*>(p))
1464 void
1465 put_d_tag(typename Elf_types<size>::Elf_Swxword v)
1466 { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); }
1468 void
1469 put_d_val(typename Elf_types<size>::Elf_WXword v)
1470 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1472 void
1473 put_d_ptr(typename Elf_types<size>::Elf_Addr v)
1474 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1476 private:
1477 internal::Dyn_data<size>* p_;
1480 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1482 template<int size, bool big_endian>
1483 class Verdef
1485 public:
1486 Verdef(const unsigned char* p)
1487 : p_(reinterpret_cast<const internal::Verdef_data*>(p))
1490 template<typename File>
1491 Verdef(File* file, typename File::Location loc)
1492 : p_(reinterpret_cast<const internal::Verdef_data*>(
1493 file->view(loc.file_offset, loc.data_size).data()))
1496 Elf_Half
1497 get_vd_version() const
1498 { return Convert<16, big_endian>::convert_host(this->p_->vd_version); }
1500 Elf_Half
1501 get_vd_flags() const
1502 { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); }
1504 Elf_Half
1505 get_vd_ndx() const
1506 { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); }
1508 Elf_Half
1509 get_vd_cnt() const
1510 { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); }
1512 Elf_Word
1513 get_vd_hash() const
1514 { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); }
1516 Elf_Word
1517 get_vd_aux() const
1518 { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); }
1520 Elf_Word
1521 get_vd_next() const
1522 { return Convert<32, big_endian>::convert_host(this->p_->vd_next); }
1524 private:
1525 const internal::Verdef_data* p_;
1528 template<int size, bool big_endian>
1529 class Verdef_write
1531 public:
1532 Verdef_write(unsigned char* p)
1533 : p_(reinterpret_cast<internal::Verdef_data*>(p))
1536 void
1537 set_vd_version(Elf_Half v)
1538 { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); }
1540 void
1541 set_vd_flags(Elf_Half v)
1542 { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); }
1544 void
1545 set_vd_ndx(Elf_Half v)
1546 { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); }
1548 void
1549 set_vd_cnt(Elf_Half v)
1550 { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); }
1552 void
1553 set_vd_hash(Elf_Word v)
1554 { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); }
1556 void
1557 set_vd_aux(Elf_Word v)
1558 { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); }
1560 void
1561 set_vd_next(Elf_Word v)
1562 { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); }
1564 private:
1565 internal::Verdef_data* p_;
1568 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1569 // section.
1571 template<int size, bool big_endian>
1572 class Verdaux
1574 public:
1575 Verdaux(const unsigned char* p)
1576 : p_(reinterpret_cast<const internal::Verdaux_data*>(p))
1579 template<typename File>
1580 Verdaux(File* file, typename File::Location loc)
1581 : p_(reinterpret_cast<const internal::Verdaux_data*>(
1582 file->view(loc.file_offset, loc.data_size).data()))
1585 Elf_Word
1586 get_vda_name() const
1587 { return Convert<32, big_endian>::convert_host(this->p_->vda_name); }
1589 Elf_Word
1590 get_vda_next() const
1591 { return Convert<32, big_endian>::convert_host(this->p_->vda_next); }
1593 private:
1594 const internal::Verdaux_data* p_;
1597 template<int size, bool big_endian>
1598 class Verdaux_write
1600 public:
1601 Verdaux_write(unsigned char* p)
1602 : p_(reinterpret_cast<internal::Verdaux_data*>(p))
1605 void
1606 set_vda_name(Elf_Word v)
1607 { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); }
1609 void
1610 set_vda_next(Elf_Word v)
1611 { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); }
1613 private:
1614 internal::Verdaux_data* p_;
1617 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
1619 template<int size, bool big_endian>
1620 class Verneed
1622 public:
1623 Verneed(const unsigned char* p)
1624 : p_(reinterpret_cast<const internal::Verneed_data*>(p))
1627 template<typename File>
1628 Verneed(File* file, typename File::Location loc)
1629 : p_(reinterpret_cast<const internal::Verneed_data*>(
1630 file->view(loc.file_offset, loc.data_size).data()))
1633 Elf_Half
1634 get_vn_version() const
1635 { return Convert<16, big_endian>::convert_host(this->p_->vn_version); }
1637 Elf_Half
1638 get_vn_cnt() const
1639 { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); }
1641 Elf_Word
1642 get_vn_file() const
1643 { return Convert<32, big_endian>::convert_host(this->p_->vn_file); }
1645 Elf_Word
1646 get_vn_aux() const
1647 { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); }
1649 Elf_Word
1650 get_vn_next() const
1651 { return Convert<32, big_endian>::convert_host(this->p_->vn_next); }
1653 private:
1654 const internal::Verneed_data* p_;
1657 template<int size, bool big_endian>
1658 class Verneed_write
1660 public:
1661 Verneed_write(unsigned char* p)
1662 : p_(reinterpret_cast<internal::Verneed_data*>(p))
1665 void
1666 set_vn_version(Elf_Half v)
1667 { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); }
1669 void
1670 set_vn_cnt(Elf_Half v)
1671 { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); }
1673 void
1674 set_vn_file(Elf_Word v)
1675 { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); }
1677 void
1678 set_vn_aux(Elf_Word v)
1679 { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); }
1681 void
1682 set_vn_next(Elf_Word v)
1683 { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); }
1685 private:
1686 internal::Verneed_data* p_;
1689 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
1690 // section.
1692 template<int size, bool big_endian>
1693 class Vernaux
1695 public:
1696 Vernaux(const unsigned char* p)
1697 : p_(reinterpret_cast<const internal::Vernaux_data*>(p))
1700 template<typename File>
1701 Vernaux(File* file, typename File::Location loc)
1702 : p_(reinterpret_cast<const internal::Vernaux_data*>(
1703 file->view(loc.file_offset, loc.data_size).data()))
1706 Elf_Word
1707 get_vna_hash() const
1708 { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); }
1710 Elf_Half
1711 get_vna_flags() const
1712 { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); }
1714 Elf_Half
1715 get_vna_other() const
1716 { return Convert<16, big_endian>::convert_host(this->p_->vna_other); }
1718 Elf_Word
1719 get_vna_name() const
1720 { return Convert<32, big_endian>::convert_host(this->p_->vna_name); }
1722 Elf_Word
1723 get_vna_next() const
1724 { return Convert<32, big_endian>::convert_host(this->p_->vna_next); }
1726 private:
1727 const internal::Vernaux_data* p_;
1730 template<int size, bool big_endian>
1731 class Vernaux_write
1733 public:
1734 Vernaux_write(unsigned char* p)
1735 : p_(reinterpret_cast<internal::Vernaux_data*>(p))
1738 void
1739 set_vna_hash(Elf_Word v)
1740 { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); }
1742 void
1743 set_vna_flags(Elf_Half v)
1744 { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); }
1746 void
1747 set_vna_other(Elf_Half v)
1748 { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); }
1750 void
1751 set_vna_name(Elf_Word v)
1752 { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); }
1754 void
1755 set_vna_next(Elf_Word v)
1756 { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); }
1758 private:
1759 internal::Vernaux_data* p_;
1762 } // End namespace elfcpp.
1764 #endif // !defined(ELFPCP_H)