* elf32-spu.c (build_stub): Fix malloc under-allocation.
[binutils.git] / elfcpp / elfcpp.h
blobe4f9f1fa73134fce3d1ede1f09e0d2c9294cc024
1 // elfcpp.h -- main header file for elfcpp -*- C++ -*-
3 // Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012
4 // Free Software Foundation, Inc.
5 // Written by Ian Lance Taylor <iant@google.com>.
7 // This file is part of elfcpp.
9 // This program is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Library General Public License
11 // as published by the Free Software Foundation; either version 2, or
12 // (at your option) any later version.
14 // In addition to the permissions in the GNU Library General Public
15 // License, the Free Software Foundation gives you unlimited
16 // permission to link the compiled version of this file into
17 // combinations with other programs, and to distribute those
18 // combinations without any restriction coming from the use of this
19 // file. (The Library Public License restrictions do apply in other
20 // respects; for example, they cover modification of the file, and
21 // distribution when not linked into a combined executable.)
23 // This program is distributed in the hope that it will be useful, but
24 // WITHOUT ANY WARRANTY; without even the implied warranty of
25 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 // Library General Public License for more details.
28 // You should have received a copy of the GNU Library General Public
29 // License along with this program; if not, write to the Free Software
30 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
31 // 02110-1301, USA.
33 // This is the external interface for elfcpp.
35 #ifndef ELFCPP_H
36 #define ELFCPP_H
38 #include "elfcpp_swap.h"
40 #include <stdint.h>
42 namespace elfcpp
45 // Basic ELF types.
47 // These types are always the same size.
49 typedef uint16_t Elf_Half;
50 typedef uint32_t Elf_Word;
51 typedef int32_t Elf_Sword;
52 typedef uint64_t Elf_Xword;
53 typedef int64_t Elf_Sxword;
55 // These types vary in size depending on the ELF file class. The
56 // template parameter should be 32 or 64.
58 template<int size>
59 struct Elf_types;
61 template<>
62 struct Elf_types<32>
64 typedef uint32_t Elf_Addr;
65 typedef uint32_t Elf_Off;
66 typedef uint32_t Elf_WXword;
67 typedef int32_t Elf_Swxword;
70 template<>
71 struct Elf_types<64>
73 typedef uint64_t Elf_Addr;
74 typedef uint64_t Elf_Off;
75 typedef uint64_t Elf_WXword;
76 typedef int64_t Elf_Swxword;
79 // Offsets within the Ehdr e_ident field.
81 const int EI_MAG0 = 0;
82 const int EI_MAG1 = 1;
83 const int EI_MAG2 = 2;
84 const int EI_MAG3 = 3;
85 const int EI_CLASS = 4;
86 const int EI_DATA = 5;
87 const int EI_VERSION = 6;
88 const int EI_OSABI = 7;
89 const int EI_ABIVERSION = 8;
90 const int EI_PAD = 9;
91 const int EI_NIDENT = 16;
93 // The valid values found in Ehdr e_ident[EI_MAG0 through EI_MAG3].
95 const int ELFMAG0 = 0x7f;
96 const int ELFMAG1 = 'E';
97 const int ELFMAG2 = 'L';
98 const int ELFMAG3 = 'F';
100 // The valid values found in Ehdr e_ident[EI_CLASS].
102 enum
104 ELFCLASSNONE = 0,
105 ELFCLASS32 = 1,
106 ELFCLASS64 = 2
109 // The valid values found in Ehdr e_ident[EI_DATA].
111 enum
113 ELFDATANONE = 0,
114 ELFDATA2LSB = 1,
115 ELFDATA2MSB = 2
118 // The valid values found in Ehdr e_ident[EI_VERSION] and e_version.
120 enum
122 EV_NONE = 0,
123 EV_CURRENT = 1
126 // The valid values found in Ehdr e_ident[EI_OSABI].
128 enum ELFOSABI
130 ELFOSABI_NONE = 0,
131 ELFOSABI_HPUX = 1,
132 ELFOSABI_NETBSD = 2,
133 ELFOSABI_GNU = 3,
134 // ELFOSABI_LINUX is an alias for ELFOSABI_GNU.
135 ELFOSABI_LINUX = 3,
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 // A special value found in the Ehdr e_phnum field.
307 enum
309 // Number of program segments stored in sh_info field of first
310 // section headre.
311 PN_XNUM = 0xffff
314 // Special section indices.
316 enum
318 SHN_UNDEF = 0,
319 SHN_LORESERVE = 0xff00,
320 SHN_LOPROC = 0xff00,
321 SHN_HIPROC = 0xff1f,
322 SHN_LOOS = 0xff20,
323 SHN_HIOS = 0xff3f,
324 SHN_ABS = 0xfff1,
325 SHN_COMMON = 0xfff2,
326 SHN_XINDEX = 0xffff,
327 SHN_HIRESERVE = 0xffff,
329 // Provide for initial and final section ordering in conjunction
330 // with the SHF_LINK_ORDER and SHF_ORDERED section flags.
331 SHN_BEFORE = 0xff00,
332 SHN_AFTER = 0xff01,
334 // x86_64 specific large common symbol.
335 SHN_X86_64_LCOMMON = 0xff02
338 // The valid values found in the Shdr sh_type field.
340 enum SHT
342 SHT_NULL = 0,
343 SHT_PROGBITS = 1,
344 SHT_SYMTAB = 2,
345 SHT_STRTAB = 3,
346 SHT_RELA = 4,
347 SHT_HASH = 5,
348 SHT_DYNAMIC = 6,
349 SHT_NOTE = 7,
350 SHT_NOBITS = 8,
351 SHT_REL = 9,
352 SHT_SHLIB = 10,
353 SHT_DYNSYM = 11,
354 SHT_INIT_ARRAY = 14,
355 SHT_FINI_ARRAY = 15,
356 SHT_PREINIT_ARRAY = 16,
357 SHT_GROUP = 17,
358 SHT_SYMTAB_SHNDX = 18,
359 SHT_LOOS = 0x60000000,
360 SHT_HIOS = 0x6fffffff,
361 SHT_LOPROC = 0x70000000,
362 SHT_HIPROC = 0x7fffffff,
363 SHT_LOUSER = 0x80000000,
364 SHT_HIUSER = 0xffffffff,
365 // The remaining values are not in the standard.
366 // Incremental build data.
367 SHT_GNU_INCREMENTAL_INPUTS = 0x6fff4700,
368 SHT_GNU_INCREMENTAL_SYMTAB = 0x6fff4701,
369 SHT_GNU_INCREMENTAL_RELOCS = 0x6fff4702,
370 SHT_GNU_INCREMENTAL_GOT_PLT = 0x6fff4703,
371 // Object attributes.
372 SHT_GNU_ATTRIBUTES = 0x6ffffff5,
373 // GNU style dynamic hash table.
374 SHT_GNU_HASH = 0x6ffffff6,
375 // List of prelink dependencies.
376 SHT_GNU_LIBLIST = 0x6ffffff7,
377 // Versions defined by file.
378 SHT_SUNW_verdef = 0x6ffffffd,
379 SHT_GNU_verdef = 0x6ffffffd,
380 // Versions needed by file.
381 SHT_SUNW_verneed = 0x6ffffffe,
382 SHT_GNU_verneed = 0x6ffffffe,
383 // Symbol versions,
384 SHT_SUNW_versym = 0x6fffffff,
385 SHT_GNU_versym = 0x6fffffff,
387 SHT_SPARC_GOTDATA = 0x70000000,
389 // ARM-specific section types.
390 // Exception Index table.
391 SHT_ARM_EXIDX = 0x70000001,
392 // BPABI DLL dynamic linking pre-emption map.
393 SHT_ARM_PREEMPTMAP = 0x70000002,
394 // Object file compatibility attributes.
395 SHT_ARM_ATTRIBUTES = 0x70000003,
396 // Support for debugging overlaid programs.
397 SHT_ARM_DEBUGOVERLAY = 0x70000004,
398 SHT_ARM_OVERLAYSECTION = 0x70000005,
400 // x86_64 unwind information.
401 SHT_X86_64_UNWIND = 0x70000001,
403 //MIPS-specific section types.
404 // Register info section
405 SHT_MIPS_REGINFO = 0x70000006,
407 // Link editor is to sort the entries in this section based on the
408 // address specified in the associated symbol table entry.
409 SHT_ORDERED = 0x7fffffff
412 // The valid bit flags found in the Shdr sh_flags field.
414 enum SHF
416 SHF_WRITE = 0x1,
417 SHF_ALLOC = 0x2,
418 SHF_EXECINSTR = 0x4,
419 SHF_MERGE = 0x10,
420 SHF_STRINGS = 0x20,
421 SHF_INFO_LINK = 0x40,
422 SHF_LINK_ORDER = 0x80,
423 SHF_OS_NONCONFORMING = 0x100,
424 SHF_GROUP = 0x200,
425 SHF_TLS = 0x400,
426 SHF_MASKOS = 0x0ff00000,
427 SHF_MASKPROC = 0xf0000000,
429 // Indicates this section requires ordering in relation to
430 // other sections of the same type. Ordered sections are
431 // combined within the section pointed to by the sh_link entry.
432 // The sh_info values SHN_BEFORE and SHN_AFTER imply that the
433 // sorted section is to precede or follow, respectively, all
434 // other sections in the set being ordered.
435 SHF_ORDERED = 0x40000000,
436 // This section is excluded from input to the link-edit of an
437 // executable or shared object. This flag is ignored if SHF_ALLOC
438 // is also set, or if relocations exist against the section.
439 SHF_EXCLUDE = 0x80000000,
441 // Section with data that is GP relative addressable.
442 SHF_MIPS_GPREL = 0x10000000,
444 // x86_64 specific large section.
445 SHF_X86_64_LARGE = 0x10000000
448 // Bit flags which appear in the first 32-bit word of the section data
449 // of a SHT_GROUP section.
451 enum
453 GRP_COMDAT = 0x1,
454 GRP_MASKOS = 0x0ff00000,
455 GRP_MASKPROC = 0xf0000000
458 // The valid values found in the Phdr p_type field.
460 enum PT
462 PT_NULL = 0,
463 PT_LOAD = 1,
464 PT_DYNAMIC = 2,
465 PT_INTERP = 3,
466 PT_NOTE = 4,
467 PT_SHLIB = 5,
468 PT_PHDR = 6,
469 PT_TLS = 7,
470 PT_LOOS = 0x60000000,
471 PT_HIOS = 0x6fffffff,
472 PT_LOPROC = 0x70000000,
473 PT_HIPROC = 0x7fffffff,
474 // The remaining values are not in the standard.
475 // Frame unwind information.
476 PT_GNU_EH_FRAME = 0x6474e550,
477 PT_SUNW_EH_FRAME = 0x6474e550,
478 // Stack flags.
479 PT_GNU_STACK = 0x6474e551,
480 // Read only after relocation.
481 PT_GNU_RELRO = 0x6474e552,
482 // Platform architecture compatibility information
483 PT_ARM_ARCHEXT = 0x70000000,
484 // Exception unwind tables
485 PT_ARM_EXIDX = 0x70000001,
486 // Register usage information. Identifies one .reginfo section.
487 PT_MIPS_REGINFO =0x70000000,
488 // Runtime procedure table.
489 PT_MIPS_RTPROC = 0x70000001,
490 // .MIPS.options section.
491 PT_MIPS_OPTIONS = 0x70000002
494 // The valid bit flags found in the Phdr p_flags field.
496 enum PF
498 PF_X = 0x1,
499 PF_W = 0x2,
500 PF_R = 0x4,
501 PF_MASKOS = 0x0ff00000,
502 PF_MASKPROC = 0xf0000000
505 // Symbol binding from Sym st_info field.
507 enum STB
509 STB_LOCAL = 0,
510 STB_GLOBAL = 1,
511 STB_WEAK = 2,
512 STB_LOOS = 10,
513 STB_GNU_UNIQUE = 10,
514 STB_HIOS = 12,
515 STB_LOPROC = 13,
516 STB_HIPROC = 15
519 // Symbol types from Sym st_info field.
521 enum STT
523 STT_NOTYPE = 0,
524 STT_OBJECT = 1,
525 STT_FUNC = 2,
526 STT_SECTION = 3,
527 STT_FILE = 4,
528 STT_COMMON = 5,
529 STT_TLS = 6,
531 // GNU extension: symbol value points to a function which is called
532 // at runtime to determine the final value of the symbol.
533 STT_GNU_IFUNC = 10,
535 STT_LOOS = 10,
536 STT_HIOS = 12,
537 STT_LOPROC = 13,
538 STT_HIPROC = 15,
540 // The section type that must be used for register symbols on
541 // Sparc. These symbols initialize a global register.
542 STT_SPARC_REGISTER = 13,
544 // ARM: a THUMB function. This is not defined in ARM ELF Specification but
545 // used by the GNU tool-chain.
546 STT_ARM_TFUNC = 13
549 inline STB
550 elf_st_bind(unsigned char info)
552 return static_cast<STB>(info >> 4);
555 inline STT
556 elf_st_type(unsigned char info)
558 return static_cast<STT>(info & 0xf);
561 inline unsigned char
562 elf_st_info(STB bind, STT type)
564 return ((static_cast<unsigned char>(bind) << 4)
565 + (static_cast<unsigned char>(type) & 0xf));
568 // Symbol visibility from Sym st_other field.
570 enum STV
572 STV_DEFAULT = 0,
573 STV_INTERNAL = 1,
574 STV_HIDDEN = 2,
575 STV_PROTECTED = 3
578 inline STV
579 elf_st_visibility(unsigned char other)
581 return static_cast<STV>(other & 0x3);
584 inline unsigned char
585 elf_st_nonvis(unsigned char other)
587 return static_cast<STV>(other >> 2);
590 inline unsigned char
591 elf_st_other(STV vis, unsigned char nonvis)
593 return ((nonvis << 2)
594 + (static_cast<unsigned char>(vis) & 3));
597 // Reloc information from Rel/Rela r_info field.
599 template<int size>
600 unsigned int
601 elf_r_sym(typename Elf_types<size>::Elf_WXword);
603 template<>
604 inline unsigned int
605 elf_r_sym<32>(Elf_Word v)
607 return v >> 8;
610 template<>
611 inline unsigned int
612 elf_r_sym<64>(Elf_Xword v)
614 return v >> 32;
617 template<int size>
618 unsigned int
619 elf_r_type(typename Elf_types<size>::Elf_WXword);
621 template<>
622 inline unsigned int
623 elf_r_type<32>(Elf_Word v)
625 return v & 0xff;
628 template<>
629 inline unsigned int
630 elf_r_type<64>(Elf_Xword v)
632 return v & 0xffffffff;
635 template<int size>
636 typename Elf_types<size>::Elf_WXword
637 elf_r_info(unsigned int s, unsigned int t);
639 template<>
640 inline Elf_Word
641 elf_r_info<32>(unsigned int s, unsigned int t)
643 return (s << 8) + (t & 0xff);
646 template<>
647 inline Elf_Xword
648 elf_r_info<64>(unsigned int s, unsigned int t)
650 return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff);
653 // Dynamic tags found in the PT_DYNAMIC segment.
655 enum DT
657 DT_NULL = 0,
658 DT_NEEDED = 1,
659 DT_PLTRELSZ = 2,
660 DT_PLTGOT = 3,
661 DT_HASH = 4,
662 DT_STRTAB = 5,
663 DT_SYMTAB = 6,
664 DT_RELA = 7,
665 DT_RELASZ = 8,
666 DT_RELAENT = 9,
667 DT_STRSZ = 10,
668 DT_SYMENT = 11,
669 DT_INIT = 12,
670 DT_FINI = 13,
671 DT_SONAME = 14,
672 DT_RPATH = 15,
673 DT_SYMBOLIC = 16,
674 DT_REL = 17,
675 DT_RELSZ = 18,
676 DT_RELENT = 19,
677 DT_PLTREL = 20,
678 DT_DEBUG = 21,
679 DT_TEXTREL = 22,
680 DT_JMPREL = 23,
681 DT_BIND_NOW = 24,
682 DT_INIT_ARRAY = 25,
683 DT_FINI_ARRAY = 26,
684 DT_INIT_ARRAYSZ = 27,
685 DT_FINI_ARRAYSZ = 28,
686 DT_RUNPATH = 29,
687 DT_FLAGS = 30,
689 // This is used to mark a range of dynamic tags. It is not really
690 // a tag value.
691 DT_ENCODING = 32,
693 DT_PREINIT_ARRAY = 32,
694 DT_PREINIT_ARRAYSZ = 33,
695 DT_LOOS = 0x6000000d,
696 DT_HIOS = 0x6ffff000,
697 DT_LOPROC = 0x70000000,
698 DT_HIPROC = 0x7fffffff,
700 // The remaining values are extensions used by GNU or Solaris.
701 DT_VALRNGLO = 0x6ffffd00,
702 DT_GNU_PRELINKED = 0x6ffffdf5,
703 DT_GNU_CONFLICTSZ = 0x6ffffdf6,
704 DT_GNU_LIBLISTSZ = 0x6ffffdf7,
705 DT_CHECKSUM = 0x6ffffdf8,
706 DT_PLTPADSZ = 0x6ffffdf9,
707 DT_MOVEENT = 0x6ffffdfa,
708 DT_MOVESZ = 0x6ffffdfb,
709 DT_FEATURE = 0x6ffffdfc,
710 DT_POSFLAG_1 = 0x6ffffdfd,
711 DT_SYMINSZ = 0x6ffffdfe,
712 DT_SYMINENT = 0x6ffffdff,
713 DT_VALRNGHI = 0x6ffffdff,
715 DT_ADDRRNGLO = 0x6ffffe00,
716 DT_GNU_HASH = 0x6ffffef5,
717 DT_TLSDESC_PLT = 0x6ffffef6,
718 DT_TLSDESC_GOT = 0x6ffffef7,
719 DT_GNU_CONFLICT = 0x6ffffef8,
720 DT_GNU_LIBLIST = 0x6ffffef9,
721 DT_CONFIG = 0x6ffffefa,
722 DT_DEPAUDIT = 0x6ffffefb,
723 DT_AUDIT = 0x6ffffefc,
724 DT_PLTPAD = 0x6ffffefd,
725 DT_MOVETAB = 0x6ffffefe,
726 DT_SYMINFO = 0x6ffffeff,
727 DT_ADDRRNGHI = 0x6ffffeff,
729 DT_RELACOUNT = 0x6ffffff9,
730 DT_RELCOUNT = 0x6ffffffa,
731 DT_FLAGS_1 = 0x6ffffffb,
732 DT_VERDEF = 0x6ffffffc,
733 DT_VERDEFNUM = 0x6ffffffd,
734 DT_VERNEED = 0x6ffffffe,
735 DT_VERNEEDNUM = 0x6fffffff,
737 DT_VERSYM = 0x6ffffff0,
739 // Specify the value of _GLOBAL_OFFSET_TABLE_.
740 DT_PPC_GOT = 0x70000000,
742 // Specify the start of the .glink section.
743 DT_PPC64_GLINK = 0x70000000,
745 // Specify the start and size of the .opd section.
746 DT_PPC64_OPD = 0x70000001,
747 DT_PPC64_OPDSZ = 0x70000002,
749 // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB
750 // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER
751 // symbol in the symbol table.
752 DT_SPARC_REGISTER = 0x70000001,
754 // MIPS specific dynamic array tags.
755 // 32 bit version number for runtime linker interface.
756 DT_MIPS_RLD_VERSION = 0x70000001,
757 // Time stamp.
758 DT_MIPS_TIME_STAMP = 0x70000002,
759 // Checksum of external strings and common sizes.
760 DT_MIPS_ICHECKSUM = 0x70000003,
761 // Index of version string in string table.
762 DT_MIPS_IVERSION = 0x70000004,
763 // 32 bits of flags.
764 DT_MIPS_FLAGS = 0x70000005,
765 // Base address of the segment.
766 DT_MIPS_BASE_ADDRESS = 0x70000006,
767 // ???
768 DT_MIPS_MSYM = 0x70000007,
769 // Address of .conflict section.
770 DT_MIPS_CONFLICT = 0x70000008,
771 // Address of .liblist section.
772 DT_MIPS_LIBLIST = 0x70000009,
773 // Number of local global offset table entries.
774 DT_MIPS_LOCAL_GOTNO = 0x7000000a,
775 // Number of entries in the .conflict section.
776 DT_MIPS_CONFLICTNO = 0x7000000b,
777 // Number of entries in the .liblist section.
778 DT_MIPS_LIBLISTNO = 0x70000010,
779 // Number of entries in the .dynsym section.
780 DT_MIPS_SYMTABNO = 0x70000011,
781 // Index of first external dynamic symbol not referenced locally.
782 DT_MIPS_UNREFEXTNO = 0x70000012,
783 // Index of first dynamic symbol in global offset table.
784 DT_MIPS_GOTSYM = 0x70000013,
785 // Number of page table entries in global offset table.
786 DT_MIPS_HIPAGENO = 0x70000014,
787 // Address of run time loader map, used for debugging.
788 DT_MIPS_RLD_MAP = 0x70000016,
789 // Delta C++ class definition.
790 DT_MIPS_DELTA_CLASS = 0x70000017,
791 // Number of entries in DT_MIPS_DELTA_CLASS.
792 DT_MIPS_DELTA_CLASS_NO = 0x70000018,
793 // Delta C++ class instances.
794 DT_MIPS_DELTA_INSTANCE = 0x70000019,
795 // Number of entries in DT_MIPS_DELTA_INSTANCE.
796 DT_MIPS_DELTA_INSTANCE_NO = 0x7000001a,
797 // Delta relocations.
798 DT_MIPS_DELTA_RELOC = 0x7000001b,
799 // Number of entries in DT_MIPS_DELTA_RELOC.
800 DT_MIPS_DELTA_RELOC_NO = 0x7000001c,
801 // Delta symbols that Delta relocations refer to.
802 DT_MIPS_DELTA_SYM = 0x7000001d,
803 // Number of entries in DT_MIPS_DELTA_SYM.
804 DT_MIPS_DELTA_SYM_NO = 0x7000001e,
805 // Delta symbols that hold class declarations.
806 DT_MIPS_DELTA_CLASSSYM = 0x70000020,
807 // Number of entries in DT_MIPS_DELTA_CLASSSYM.
808 DT_MIPS_DELTA_CLASSSYM_NO = 0x70000021,
809 // Flags indicating information about C++ flavor.
810 DT_MIPS_CXX_FLAGS = 0x70000022,
811 // Pixie information (???).
812 DT_MIPS_PIXIE_INIT = 0x70000023,
813 // Address of .MIPS.symlib
814 DT_MIPS_SYMBOL_LIB = 0x70000024,
815 // The GOT index of the first PTE for a segment
816 DT_MIPS_LOCALPAGE_GOTIDX = 0x70000025,
817 // The GOT index of the first PTE for a local symbol
818 DT_MIPS_LOCAL_GOTIDX = 0x70000026,
819 // The GOT index of the first PTE for a hidden symbol
820 DT_MIPS_HIDDEN_GOTIDX = 0x70000027,
821 // The GOT index of the first PTE for a protected symbol
822 DT_MIPS_PROTECTED_GOTIDX = 0x70000028,
823 // Address of `.MIPS.options'.
824 DT_MIPS_OPTIONS = 0x70000029,
825 // Address of `.interface'.
826 DT_MIPS_INTERFACE = 0x7000002a,
827 // ???
828 DT_MIPS_DYNSTR_ALIGN = 0x7000002b,
829 // Size of the .interface section.
830 DT_MIPS_INTERFACE_SIZE = 0x7000002c,
831 // Size of rld_text_resolve function stored in the GOT.
832 DT_MIPS_RLD_TEXT_RESOLVE_ADDR = 0x7000002d,
833 // Default suffix of DSO to be added by rld on dlopen() calls.
834 DT_MIPS_PERF_SUFFIX = 0x7000002e,
835 // Size of compact relocation section (O32).
836 DT_MIPS_COMPACT_SIZE = 0x7000002f,
837 // GP value for auxiliary GOTs.
838 DT_MIPS_GP_VALUE = 0x70000030,
839 // Address of auxiliary .dynamic.
840 DT_MIPS_AUX_DYNAMIC = 0x70000031,
841 // Address of the base of the PLTGOT.
842 DT_MIPS_PLTGOT = 0x70000032,
843 // Points to the base of a writable PLT.
844 DT_MIPS_RWPLT = 0x70000034,
846 DT_AUXILIARY = 0x7ffffffd,
847 DT_USED = 0x7ffffffe,
848 DT_FILTER = 0x7fffffff
851 // Flags found in the DT_FLAGS dynamic element.
853 enum DF
855 DF_ORIGIN = 0x1,
856 DF_SYMBOLIC = 0x2,
857 DF_TEXTREL = 0x4,
858 DF_BIND_NOW = 0x8,
859 DF_STATIC_TLS = 0x10
862 // Flags found in the DT_FLAGS_1 dynamic element.
864 enum DF_1
866 DF_1_NOW = 0x1,
867 DF_1_GLOBAL = 0x2,
868 DF_1_GROUP = 0x4,
869 DF_1_NODELETE = 0x8,
870 DF_1_LOADFLTR = 0x10,
871 DF_1_INITFIRST = 0x20,
872 DF_1_NOOPEN = 0x40,
873 DF_1_ORIGIN = 0x80,
874 DF_1_DIRECT = 0x100,
875 DF_1_TRANS = 0x200,
876 DF_1_INTERPOSE = 0x400,
877 DF_1_NODEFLIB = 0x800,
878 DF_1_NODUMP = 0x1000,
879 DF_1_CONLFAT = 0x2000
882 // Version numbers which appear in the vd_version field of a Verdef
883 // structure.
885 const int VER_DEF_NONE = 0;
886 const int VER_DEF_CURRENT = 1;
888 // Version numbers which appear in the vn_version field of a Verneed
889 // structure.
891 const int VER_NEED_NONE = 0;
892 const int VER_NEED_CURRENT = 1;
894 // Bit flags which appear in vd_flags of Verdef and vna_flags of
895 // Vernaux.
897 const int VER_FLG_BASE = 0x1;
898 const int VER_FLG_WEAK = 0x2;
899 const int VER_FLG_INFO = 0x4;
901 // Special constants found in the SHT_GNU_versym entries.
903 const int VER_NDX_LOCAL = 0;
904 const int VER_NDX_GLOBAL = 1;
906 // A SHT_GNU_versym section holds 16-bit words. This bit is set if
907 // the symbol is hidden and can only be seen when referenced using an
908 // explicit version number. This is a GNU extension.
910 const int VERSYM_HIDDEN = 0x8000;
912 // This is the mask for the rest of the data in a word read from a
913 // SHT_GNU_versym section.
915 const int VERSYM_VERSION = 0x7fff;
917 // Note descriptor type codes for notes in a non-core file with an
918 // empty name.
920 enum
922 // A version string.
923 NT_VERSION = 1,
924 // An architecture string.
925 NT_ARCH = 2
928 // Note descriptor type codes for notes in a non-core file with the
929 // name "GNU".
931 enum
933 // The minimum ABI level. This is used by the dynamic linker to
934 // describe the minimal kernel version on which a shared library may
935 // be used. Th value should be four words. Word 0 is an OS
936 // descriptor (see below). Word 1 is the major version of the ABI.
937 // Word 2 is the minor version. Word 3 is the subminor version.
938 NT_GNU_ABI_TAG = 1,
939 // Hardware capabilities information. Word 0 is the number of
940 // entries. Word 1 is a bitmask of enabled entries. The rest of
941 // the descriptor is a series of entries, where each entry is a
942 // single byte followed by a nul terminated string. The byte gives
943 // the bit number to test if enabled in the bitmask.
944 NT_GNU_HWCAP = 2,
945 // The build ID as set by the linker's --build-id option. The
946 // format of the descriptor depends on the build ID style.
947 NT_GNU_BUILD_ID = 3,
948 // The version of gold used to link. Th descriptor is just a
949 // string.
950 NT_GNU_GOLD_VERSION = 4
953 // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note.
955 enum
957 ELF_NOTE_OS_LINUX = 0,
958 ELF_NOTE_OS_GNU = 1,
959 ELF_NOTE_OS_SOLARIS2 = 2,
960 ELF_NOTE_OS_FREEBSD = 3,
961 ELF_NOTE_OS_NETBSD = 4,
962 ELF_NOTE_OS_SYLLABLE = 5
965 } // End namespace elfcpp.
967 // Include internal details after defining the types.
968 #include "elfcpp_internal.h"
970 namespace elfcpp
973 // The offset of the ELF file header in the ELF file.
975 const int file_header_offset = 0;
977 // ELF structure sizes.
979 template<int size>
980 struct Elf_sizes
982 // Size of ELF file header.
983 static const int ehdr_size = sizeof(internal::Ehdr_data<size>);
984 // Size of ELF segment header.
985 static const int phdr_size = sizeof(internal::Phdr_data<size>);
986 // Size of ELF section header.
987 static const int shdr_size = sizeof(internal::Shdr_data<size>);
988 // Size of ELF symbol table entry.
989 static const int sym_size = sizeof(internal::Sym_data<size>);
990 // Sizes of ELF reloc entries.
991 static const int rel_size = sizeof(internal::Rel_data<size>);
992 static const int rela_size = sizeof(internal::Rela_data<size>);
993 // Size of ELF dynamic entry.
994 static const int dyn_size = sizeof(internal::Dyn_data<size>);
995 // Size of ELF version structures.
996 static const int verdef_size = sizeof(internal::Verdef_data);
997 static const int verdaux_size = sizeof(internal::Verdaux_data);
998 static const int verneed_size = sizeof(internal::Verneed_data);
999 static const int vernaux_size = sizeof(internal::Vernaux_data);
1002 // Accessor class for the ELF file header.
1004 template<int size, bool big_endian>
1005 class Ehdr
1007 public:
1008 Ehdr(const unsigned char* p)
1009 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p))
1012 template<typename File>
1013 Ehdr(File* file, typename File::Location loc)
1014 : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(
1015 file->view(loc.file_offset, loc.data_size).data()))
1018 const unsigned char*
1019 get_e_ident() const
1020 { return this->p_->e_ident; }
1022 Elf_Half
1023 get_e_type() const
1024 { return Convert<16, big_endian>::convert_host(this->p_->e_type); }
1026 Elf_Half
1027 get_e_machine() const
1028 { return Convert<16, big_endian>::convert_host(this->p_->e_machine); }
1030 Elf_Word
1031 get_e_version() const
1032 { return Convert<32, big_endian>::convert_host(this->p_->e_version); }
1034 typename Elf_types<size>::Elf_Addr
1035 get_e_entry() const
1036 { return Convert<size, big_endian>::convert_host(this->p_->e_entry); }
1038 typename Elf_types<size>::Elf_Off
1039 get_e_phoff() const
1040 { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); }
1042 typename Elf_types<size>::Elf_Off
1043 get_e_shoff() const
1044 { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); }
1046 Elf_Word
1047 get_e_flags() const
1048 { return Convert<32, big_endian>::convert_host(this->p_->e_flags); }
1050 Elf_Half
1051 get_e_ehsize() const
1052 { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); }
1054 Elf_Half
1055 get_e_phentsize() const
1056 { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); }
1058 Elf_Half
1059 get_e_phnum() const
1060 { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); }
1062 Elf_Half
1063 get_e_shentsize() const
1064 { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); }
1066 Elf_Half
1067 get_e_shnum() const
1068 { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); }
1070 Elf_Half
1071 get_e_shstrndx() const
1072 { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); }
1074 private:
1075 const internal::Ehdr_data<size>* p_;
1078 // Write class for the ELF file header.
1080 template<int size, bool big_endian>
1081 class Ehdr_write
1083 public:
1084 Ehdr_write(unsigned char* p)
1085 : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p))
1088 void
1089 put_e_ident(const unsigned char v[EI_NIDENT]) const
1090 { memcpy(this->p_->e_ident, v, EI_NIDENT); }
1092 void
1093 put_e_type(Elf_Half v)
1094 { this->p_->e_type = Convert<16, big_endian>::convert_host(v); }
1096 void
1097 put_e_machine(Elf_Half v)
1098 { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); }
1100 void
1101 put_e_version(Elf_Word v)
1102 { this->p_->e_version = Convert<32, big_endian>::convert_host(v); }
1104 void
1105 put_e_entry(typename Elf_types<size>::Elf_Addr v)
1106 { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); }
1108 void
1109 put_e_phoff(typename Elf_types<size>::Elf_Off v)
1110 { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); }
1112 void
1113 put_e_shoff(typename Elf_types<size>::Elf_Off v)
1114 { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); }
1116 void
1117 put_e_flags(Elf_Word v)
1118 { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); }
1120 void
1121 put_e_ehsize(Elf_Half v)
1122 { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); }
1124 void
1125 put_e_phentsize(Elf_Half v)
1126 { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); }
1128 void
1129 put_e_phnum(Elf_Half v)
1130 { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); }
1132 void
1133 put_e_shentsize(Elf_Half v)
1134 { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); }
1136 void
1137 put_e_shnum(Elf_Half v)
1138 { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); }
1140 void
1141 put_e_shstrndx(Elf_Half v)
1142 { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); }
1144 private:
1145 internal::Ehdr_data<size>* p_;
1148 // Accessor class for an ELF section header.
1150 template<int size, bool big_endian>
1151 class Shdr
1153 public:
1154 Shdr(const unsigned char* p)
1155 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p))
1158 template<typename File>
1159 Shdr(File* file, typename File::Location loc)
1160 : p_(reinterpret_cast<const internal::Shdr_data<size>*>(
1161 file->view(loc.file_offset, loc.data_size).data()))
1164 Elf_Word
1165 get_sh_name() const
1166 { return Convert<32, big_endian>::convert_host(this->p_->sh_name); }
1168 Elf_Word
1169 get_sh_type() const
1170 { return Convert<32, big_endian>::convert_host(this->p_->sh_type); }
1172 typename Elf_types<size>::Elf_WXword
1173 get_sh_flags() const
1174 { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); }
1176 typename Elf_types<size>::Elf_Addr
1177 get_sh_addr() const
1178 { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); }
1180 typename Elf_types<size>::Elf_Off
1181 get_sh_offset() const
1182 { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); }
1184 typename Elf_types<size>::Elf_WXword
1185 get_sh_size() const
1186 { return Convert<size, big_endian>::convert_host(this->p_->sh_size); }
1188 Elf_Word
1189 get_sh_link() const
1190 { return Convert<32, big_endian>::convert_host(this->p_->sh_link); }
1192 Elf_Word
1193 get_sh_info() const
1194 { return Convert<32, big_endian>::convert_host(this->p_->sh_info); }
1196 typename Elf_types<size>::Elf_WXword
1197 get_sh_addralign() const
1198 { return
1199 Convert<size, big_endian>::convert_host(this->p_->sh_addralign); }
1201 typename Elf_types<size>::Elf_WXword
1202 get_sh_entsize() const
1203 { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); }
1205 private:
1206 const internal::Shdr_data<size>* p_;
1209 // Write class for an ELF section header.
1211 template<int size, bool big_endian>
1212 class Shdr_write
1214 public:
1215 Shdr_write(unsigned char* p)
1216 : p_(reinterpret_cast<internal::Shdr_data<size>*>(p))
1219 void
1220 put_sh_name(Elf_Word v)
1221 { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); }
1223 void
1224 put_sh_type(Elf_Word v)
1225 { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); }
1227 void
1228 put_sh_flags(typename Elf_types<size>::Elf_WXword v)
1229 { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); }
1231 void
1232 put_sh_addr(typename Elf_types<size>::Elf_Addr v)
1233 { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); }
1235 void
1236 put_sh_offset(typename Elf_types<size>::Elf_Off v)
1237 { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); }
1239 void
1240 put_sh_size(typename Elf_types<size>::Elf_WXword v)
1241 { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); }
1243 void
1244 put_sh_link(Elf_Word v)
1245 { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); }
1247 void
1248 put_sh_info(Elf_Word v)
1249 { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); }
1251 void
1252 put_sh_addralign(typename Elf_types<size>::Elf_WXword v)
1253 { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); }
1255 void
1256 put_sh_entsize(typename Elf_types<size>::Elf_WXword v)
1257 { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); }
1259 private:
1260 internal::Shdr_data<size>* p_;
1263 // Accessor class for an ELF segment header.
1265 template<int size, bool big_endian>
1266 class Phdr
1268 public:
1269 Phdr(const unsigned char* p)
1270 : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p))
1273 template<typename File>
1274 Phdr(File* file, typename File::Location loc)
1275 : p_(reinterpret_cast<internal::Phdr_data<size>*>(
1276 file->view(loc.file_offset, loc.data_size).data()))
1279 Elf_Word
1280 get_p_type() const
1281 { return Convert<32, big_endian>::convert_host(this->p_->p_type); }
1283 typename Elf_types<size>::Elf_Off
1284 get_p_offset() const
1285 { return Convert<size, big_endian>::convert_host(this->p_->p_offset); }
1287 typename Elf_types<size>::Elf_Addr
1288 get_p_vaddr() const
1289 { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); }
1291 typename Elf_types<size>::Elf_Addr
1292 get_p_paddr() const
1293 { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); }
1295 typename Elf_types<size>::Elf_WXword
1296 get_p_filesz() const
1297 { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); }
1299 typename Elf_types<size>::Elf_WXword
1300 get_p_memsz() const
1301 { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); }
1303 Elf_Word
1304 get_p_flags() const
1305 { return Convert<32, big_endian>::convert_host(this->p_->p_flags); }
1307 typename Elf_types<size>::Elf_WXword
1308 get_p_align() const
1309 { return Convert<size, big_endian>::convert_host(this->p_->p_align); }
1311 private:
1312 const internal::Phdr_data<size>* p_;
1315 // Write class for an ELF segment header.
1317 template<int size, bool big_endian>
1318 class Phdr_write
1320 public:
1321 Phdr_write(unsigned char* p)
1322 : p_(reinterpret_cast<internal::Phdr_data<size>*>(p))
1325 void
1326 put_p_type(Elf_Word v)
1327 { this->p_->p_type = Convert<32, big_endian>::convert_host(v); }
1329 void
1330 put_p_offset(typename Elf_types<size>::Elf_Off v)
1331 { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); }
1333 void
1334 put_p_vaddr(typename Elf_types<size>::Elf_Addr v)
1335 { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); }
1337 void
1338 put_p_paddr(typename Elf_types<size>::Elf_Addr v)
1339 { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); }
1341 void
1342 put_p_filesz(typename Elf_types<size>::Elf_WXword v)
1343 { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); }
1345 void
1346 put_p_memsz(typename Elf_types<size>::Elf_WXword v)
1347 { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); }
1349 void
1350 put_p_flags(Elf_Word v)
1351 { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); }
1353 void
1354 put_p_align(typename Elf_types<size>::Elf_WXword v)
1355 { this->p_->p_align = Convert<size, big_endian>::convert_host(v); }
1357 private:
1358 internal::Phdr_data<size>* p_;
1361 // Accessor class for an ELF symbol table entry.
1363 template<int size, bool big_endian>
1364 class Sym
1366 public:
1367 Sym(const unsigned char* p)
1368 : p_(reinterpret_cast<const internal::Sym_data<size>*>(p))
1371 template<typename File>
1372 Sym(File* file, typename File::Location loc)
1373 : p_(reinterpret_cast<const internal::Sym_data<size>*>(
1374 file->view(loc.file_offset, loc.data_size).data()))
1377 Elf_Word
1378 get_st_name() const
1379 { return Convert<32, big_endian>::convert_host(this->p_->st_name); }
1381 typename Elf_types<size>::Elf_Addr
1382 get_st_value() const
1383 { return Convert<size, big_endian>::convert_host(this->p_->st_value); }
1385 typename Elf_types<size>::Elf_WXword
1386 get_st_size() const
1387 { return Convert<size, big_endian>::convert_host(this->p_->st_size); }
1389 unsigned char
1390 get_st_info() const
1391 { return this->p_->st_info; }
1394 get_st_bind() const
1395 { return elf_st_bind(this->get_st_info()); }
1398 get_st_type() const
1399 { return elf_st_type(this->get_st_info()); }
1401 unsigned char
1402 get_st_other() const
1403 { return this->p_->st_other; }
1406 get_st_visibility() const
1407 { return elf_st_visibility(this->get_st_other()); }
1409 unsigned char
1410 get_st_nonvis() const
1411 { return elf_st_nonvis(this->get_st_other()); }
1413 Elf_Half
1414 get_st_shndx() const
1415 { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); }
1417 private:
1418 const internal::Sym_data<size>* p_;
1421 // Writer class for an ELF symbol table entry.
1423 template<int size, bool big_endian>
1424 class Sym_write
1426 public:
1427 Sym_write(unsigned char* p)
1428 : p_(reinterpret_cast<internal::Sym_data<size>*>(p))
1431 void
1432 put_st_name(Elf_Word v)
1433 { this->p_->st_name = Convert<32, big_endian>::convert_host(v); }
1435 void
1436 put_st_value(typename Elf_types<size>::Elf_Addr v)
1437 { this->p_->st_value = Convert<size, big_endian>::convert_host(v); }
1439 void
1440 put_st_size(typename Elf_types<size>::Elf_WXword v)
1441 { this->p_->st_size = Convert<size, big_endian>::convert_host(v); }
1443 void
1444 put_st_info(unsigned char v)
1445 { this->p_->st_info = v; }
1447 void
1448 put_st_info(STB bind, STT type)
1449 { this->p_->st_info = elf_st_info(bind, type); }
1451 void
1452 put_st_other(unsigned char v)
1453 { this->p_->st_other = v; }
1455 void
1456 put_st_other(STV vis, unsigned char nonvis)
1457 { this->p_->st_other = elf_st_other(vis, nonvis); }
1459 void
1460 put_st_shndx(Elf_Half v)
1461 { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); }
1463 Sym<size, big_endian>
1464 sym()
1465 { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); }
1467 private:
1468 internal::Sym_data<size>* p_;
1471 // Accessor classes for an ELF REL relocation entry.
1473 template<int size, bool big_endian>
1474 class Rel
1476 public:
1477 Rel(const unsigned char* p)
1478 : p_(reinterpret_cast<const internal::Rel_data<size>*>(p))
1481 template<typename File>
1482 Rel(File* file, typename File::Location loc)
1483 : p_(reinterpret_cast<const internal::Rel_data<size>*>(
1484 file->view(loc.file_offset, loc.data_size).data()))
1487 typename Elf_types<size>::Elf_Addr
1488 get_r_offset() const
1489 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1491 typename Elf_types<size>::Elf_WXword
1492 get_r_info() const
1493 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1495 private:
1496 const internal::Rel_data<size>* p_;
1499 // Writer class for an ELF Rel relocation.
1501 template<int size, bool big_endian>
1502 class Rel_write
1504 public:
1505 Rel_write(unsigned char* p)
1506 : p_(reinterpret_cast<internal::Rel_data<size>*>(p))
1509 void
1510 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1511 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1513 void
1514 put_r_info(typename Elf_types<size>::Elf_WXword v)
1515 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1517 private:
1518 internal::Rel_data<size>* p_;
1521 // Accessor class for an ELF Rela relocation.
1523 template<int size, bool big_endian>
1524 class Rela
1526 public:
1527 Rela(const unsigned char* p)
1528 : p_(reinterpret_cast<const internal::Rela_data<size>*>(p))
1531 template<typename File>
1532 Rela(File* file, typename File::Location loc)
1533 : p_(reinterpret_cast<const internal::Rela_data<size>*>(
1534 file->view(loc.file_offset, loc.data_size).data()))
1537 typename Elf_types<size>::Elf_Addr
1538 get_r_offset() const
1539 { return Convert<size, big_endian>::convert_host(this->p_->r_offset); }
1541 typename Elf_types<size>::Elf_WXword
1542 get_r_info() const
1543 { return Convert<size, big_endian>::convert_host(this->p_->r_info); }
1545 typename Elf_types<size>::Elf_Swxword
1546 get_r_addend() const
1547 { return Convert<size, big_endian>::convert_host(this->p_->r_addend); }
1549 private:
1550 const internal::Rela_data<size>* p_;
1553 // Writer class for an ELF Rela relocation.
1555 template<int size, bool big_endian>
1556 class Rela_write
1558 public:
1559 Rela_write(unsigned char* p)
1560 : p_(reinterpret_cast<internal::Rela_data<size>*>(p))
1563 void
1564 put_r_offset(typename Elf_types<size>::Elf_Addr v)
1565 { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); }
1567 void
1568 put_r_info(typename Elf_types<size>::Elf_WXword v)
1569 { this->p_->r_info = Convert<size, big_endian>::convert_host(v); }
1571 void
1572 put_r_addend(typename Elf_types<size>::Elf_Swxword v)
1573 { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); }
1575 private:
1576 internal::Rela_data<size>* p_;
1579 // Accessor classes for entries in the ELF SHT_DYNAMIC section aka
1580 // PT_DYNAMIC segment.
1582 template<int size, bool big_endian>
1583 class Dyn
1585 public:
1586 Dyn(const unsigned char* p)
1587 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p))
1590 template<typename File>
1591 Dyn(File* file, typename File::Location loc)
1592 : p_(reinterpret_cast<const internal::Dyn_data<size>*>(
1593 file->view(loc.file_offset, loc.data_size).data()))
1596 typename Elf_types<size>::Elf_Swxword
1597 get_d_tag() const
1598 { return Convert<size, big_endian>::convert_host(this->p_->d_tag); }
1600 typename Elf_types<size>::Elf_WXword
1601 get_d_val() const
1602 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1604 typename Elf_types<size>::Elf_Addr
1605 get_d_ptr() const
1606 { return Convert<size, big_endian>::convert_host(this->p_->d_val); }
1608 private:
1609 const internal::Dyn_data<size>* p_;
1612 // Write class for an entry in the SHT_DYNAMIC section.
1614 template<int size, bool big_endian>
1615 class Dyn_write
1617 public:
1618 Dyn_write(unsigned char* p)
1619 : p_(reinterpret_cast<internal::Dyn_data<size>*>(p))
1622 void
1623 put_d_tag(typename Elf_types<size>::Elf_Swxword v)
1624 { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); }
1626 void
1627 put_d_val(typename Elf_types<size>::Elf_WXword v)
1628 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1630 void
1631 put_d_ptr(typename Elf_types<size>::Elf_Addr v)
1632 { this->p_->d_val = Convert<size, big_endian>::convert_host(v); }
1634 private:
1635 internal::Dyn_data<size>* p_;
1638 // Accessor classes for entries in the ELF SHT_GNU_verdef section.
1640 template<int size, bool big_endian>
1641 class Verdef
1643 public:
1644 Verdef(const unsigned char* p)
1645 : p_(reinterpret_cast<const internal::Verdef_data*>(p))
1648 template<typename File>
1649 Verdef(File* file, typename File::Location loc)
1650 : p_(reinterpret_cast<const internal::Verdef_data*>(
1651 file->view(loc.file_offset, loc.data_size).data()))
1654 Elf_Half
1655 get_vd_version() const
1656 { return Convert<16, big_endian>::convert_host(this->p_->vd_version); }
1658 Elf_Half
1659 get_vd_flags() const
1660 { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); }
1662 Elf_Half
1663 get_vd_ndx() const
1664 { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); }
1666 Elf_Half
1667 get_vd_cnt() const
1668 { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); }
1670 Elf_Word
1671 get_vd_hash() const
1672 { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); }
1674 Elf_Word
1675 get_vd_aux() const
1676 { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); }
1678 Elf_Word
1679 get_vd_next() const
1680 { return Convert<32, big_endian>::convert_host(this->p_->vd_next); }
1682 private:
1683 const internal::Verdef_data* p_;
1686 template<int size, bool big_endian>
1687 class Verdef_write
1689 public:
1690 Verdef_write(unsigned char* p)
1691 : p_(reinterpret_cast<internal::Verdef_data*>(p))
1694 void
1695 set_vd_version(Elf_Half v)
1696 { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); }
1698 void
1699 set_vd_flags(Elf_Half v)
1700 { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); }
1702 void
1703 set_vd_ndx(Elf_Half v)
1704 { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); }
1706 void
1707 set_vd_cnt(Elf_Half v)
1708 { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); }
1710 void
1711 set_vd_hash(Elf_Word v)
1712 { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); }
1714 void
1715 set_vd_aux(Elf_Word v)
1716 { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); }
1718 void
1719 set_vd_next(Elf_Word v)
1720 { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); }
1722 private:
1723 internal::Verdef_data* p_;
1726 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef
1727 // section.
1729 template<int size, bool big_endian>
1730 class Verdaux
1732 public:
1733 Verdaux(const unsigned char* p)
1734 : p_(reinterpret_cast<const internal::Verdaux_data*>(p))
1737 template<typename File>
1738 Verdaux(File* file, typename File::Location loc)
1739 : p_(reinterpret_cast<const internal::Verdaux_data*>(
1740 file->view(loc.file_offset, loc.data_size).data()))
1743 Elf_Word
1744 get_vda_name() const
1745 { return Convert<32, big_endian>::convert_host(this->p_->vda_name); }
1747 Elf_Word
1748 get_vda_next() const
1749 { return Convert<32, big_endian>::convert_host(this->p_->vda_next); }
1751 private:
1752 const internal::Verdaux_data* p_;
1755 template<int size, bool big_endian>
1756 class Verdaux_write
1758 public:
1759 Verdaux_write(unsigned char* p)
1760 : p_(reinterpret_cast<internal::Verdaux_data*>(p))
1763 void
1764 set_vda_name(Elf_Word v)
1765 { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); }
1767 void
1768 set_vda_next(Elf_Word v)
1769 { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); }
1771 private:
1772 internal::Verdaux_data* p_;
1775 // Accessor classes for entries in the ELF SHT_GNU_verneed section.
1777 template<int size, bool big_endian>
1778 class Verneed
1780 public:
1781 Verneed(const unsigned char* p)
1782 : p_(reinterpret_cast<const internal::Verneed_data*>(p))
1785 template<typename File>
1786 Verneed(File* file, typename File::Location loc)
1787 : p_(reinterpret_cast<const internal::Verneed_data*>(
1788 file->view(loc.file_offset, loc.data_size).data()))
1791 Elf_Half
1792 get_vn_version() const
1793 { return Convert<16, big_endian>::convert_host(this->p_->vn_version); }
1795 Elf_Half
1796 get_vn_cnt() const
1797 { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); }
1799 Elf_Word
1800 get_vn_file() const
1801 { return Convert<32, big_endian>::convert_host(this->p_->vn_file); }
1803 Elf_Word
1804 get_vn_aux() const
1805 { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); }
1807 Elf_Word
1808 get_vn_next() const
1809 { return Convert<32, big_endian>::convert_host(this->p_->vn_next); }
1811 private:
1812 const internal::Verneed_data* p_;
1815 template<int size, bool big_endian>
1816 class Verneed_write
1818 public:
1819 Verneed_write(unsigned char* p)
1820 : p_(reinterpret_cast<internal::Verneed_data*>(p))
1823 void
1824 set_vn_version(Elf_Half v)
1825 { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); }
1827 void
1828 set_vn_cnt(Elf_Half v)
1829 { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); }
1831 void
1832 set_vn_file(Elf_Word v)
1833 { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); }
1835 void
1836 set_vn_aux(Elf_Word v)
1837 { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); }
1839 void
1840 set_vn_next(Elf_Word v)
1841 { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); }
1843 private:
1844 internal::Verneed_data* p_;
1847 // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed
1848 // section.
1850 template<int size, bool big_endian>
1851 class Vernaux
1853 public:
1854 Vernaux(const unsigned char* p)
1855 : p_(reinterpret_cast<const internal::Vernaux_data*>(p))
1858 template<typename File>
1859 Vernaux(File* file, typename File::Location loc)
1860 : p_(reinterpret_cast<const internal::Vernaux_data*>(
1861 file->view(loc.file_offset, loc.data_size).data()))
1864 Elf_Word
1865 get_vna_hash() const
1866 { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); }
1868 Elf_Half
1869 get_vna_flags() const
1870 { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); }
1872 Elf_Half
1873 get_vna_other() const
1874 { return Convert<16, big_endian>::convert_host(this->p_->vna_other); }
1876 Elf_Word
1877 get_vna_name() const
1878 { return Convert<32, big_endian>::convert_host(this->p_->vna_name); }
1880 Elf_Word
1881 get_vna_next() const
1882 { return Convert<32, big_endian>::convert_host(this->p_->vna_next); }
1884 private:
1885 const internal::Vernaux_data* p_;
1888 template<int size, bool big_endian>
1889 class Vernaux_write
1891 public:
1892 Vernaux_write(unsigned char* p)
1893 : p_(reinterpret_cast<internal::Vernaux_data*>(p))
1896 void
1897 set_vna_hash(Elf_Word v)
1898 { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); }
1900 void
1901 set_vna_flags(Elf_Half v)
1902 { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); }
1904 void
1905 set_vna_other(Elf_Half v)
1906 { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); }
1908 void
1909 set_vna_name(Elf_Word v)
1910 { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); }
1912 void
1913 set_vna_next(Elf_Word v)
1914 { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); }
1916 private:
1917 internal::Vernaux_data* p_;
1920 } // End namespace elfcpp.
1922 #endif // !defined(ELFPCP_H)