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bae7f79e ILT |
1 | // elfcpp.h -- main header file for elfcpp -*- C++ -*- |
2 | ||
6cb15b7f ILT |
3 | // Copyright 2006, 2007, Free Software Foundation, Inc. |
4 | // Written by Ian Lance Taylor <iant@google.com>. | |
5 | ||
6 | // This file is part of elfcpp. | |
7 | ||
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. | |
12 | ||
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.) | |
21 | ||
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. | |
26 | ||
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. | |
31 | ||
bae7f79e ILT |
32 | // This is the external interface for elfcpp. |
33 | ||
34 | #ifndef ELFCPP_H | |
35 | #define ELFCPP_H | |
36 | ||
8d9455b4 | 37 | #include "elfcpp_swap.h" |
bae7f79e ILT |
38 | |
39 | #include <stdint.h> | |
40 | ||
41 | namespace elfcpp | |
42 | { | |
43 | ||
44 | // Basic ELF types. | |
45 | ||
46 | // These types are always the same size. | |
47 | ||
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; | |
53 | ||
54 | // These types vary in size depending on the ELF file class. The | |
55 | // template parameter should be 32 or 64. | |
56 | ||
57 | template<int size> | |
39081c14 | 58 | struct Elf_types; |
bae7f79e ILT |
59 | |
60 | template<> | |
61 | struct Elf_types<32> | |
62 | { | |
63 | typedef uint32_t Elf_Addr; | |
64 | typedef uint32_t Elf_Off; | |
65 | typedef uint32_t Elf_WXword; | |
61ba1cf9 | 66 | typedef int32_t Elf_Swxword; |
bae7f79e ILT |
67 | }; |
68 | ||
69 | template<> | |
70 | struct Elf_types<64> | |
71 | { | |
72 | typedef uint64_t Elf_Addr; | |
73 | typedef uint64_t Elf_Off; | |
74 | typedef uint64_t Elf_WXword; | |
61ba1cf9 | 75 | typedef int64_t Elf_Swxword; |
bae7f79e ILT |
76 | }; |
77 | ||
78 | // Offsets within the Ehdr e_ident field. | |
79 | ||
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; | |
91 | ||
92 | // The valid values found in Ehdr e_ident[EI_MAG0 through EI_MAG3]. | |
93 | ||
94 | const int ELFMAG0 = 0x7f; | |
95 | const int ELFMAG1 = 'E'; | |
96 | const int ELFMAG2 = 'L'; | |
97 | const int ELFMAG3 = 'F'; | |
98 | ||
99 | // The valid values found in Ehdr e_ident[EI_CLASS]. | |
100 | ||
101 | enum | |
102 | { | |
103 | ELFCLASSNONE = 0, | |
104 | ELFCLASS32 = 1, | |
105 | ELFCLASS64 = 2 | |
106 | }; | |
107 | ||
108 | // The valid values found in Ehdr e_ident[EI_DATA]. | |
109 | ||
110 | enum | |
111 | { | |
112 | ELFDATANONE = 0, | |
113 | ELFDATA2LSB = 1, | |
114 | ELFDATA2MSB = 2 | |
115 | }; | |
116 | ||
117 | // The valid values found in Ehdr e_ident[EI_VERSION] and e_version. | |
118 | ||
119 | enum | |
120 | { | |
121 | EV_NONE = 0, | |
122 | EV_CURRENT = 1 | |
123 | }; | |
124 | ||
125 | // The valid values found in Ehdr e_ident[EI_OSABI]. | |
126 | ||
127 | enum ELFOSABI | |
128 | { | |
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 | |
150 | }; | |
151 | ||
152 | // The valid values found in the Ehdr e_type field. | |
153 | ||
154 | enum ET | |
155 | { | |
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 | |
165 | }; | |
166 | ||
167 | // The valid values found in the Ehdr e_machine field. | |
168 | ||
169 | enum EM | |
170 | { | |
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). | |
303 | }; | |
304 | ||
305 | // Special section indices. | |
306 | ||
307 | enum | |
308 | { | |
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, | |
52a95211 DM |
318 | SHN_HIRESERVE = 0xffff, |
319 | ||
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, | |
bae7f79e ILT |
324 | }; |
325 | ||
326 | // The valid values found in the Shdr sh_type field. | |
327 | ||
39081c14 | 328 | enum SHT |
bae7f79e ILT |
329 | { |
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. | |
13670ee6 ILT |
354 | // Object attributes. |
355 | SHT_GNU_ATTRIBUTES = 0x6ffffff5, | |
356 | // GNU style dynamic hash table. | |
357 | SHT_GNU_HASH = 0x6ffffff6, | |
bae7f79e ILT |
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, | |
52a95211 DM |
369 | |
370 | SHT_SPARC_GOTDATA = 0x70000000, | |
bae7f79e ILT |
371 | }; |
372 | ||
373 | // The valid bit flags found in the Shdr sh_flags field. | |
374 | ||
39081c14 | 375 | enum SHF |
bae7f79e ILT |
376 | { |
377 | SHF_WRITE = 0x1, | |
378 | SHF_ALLOC = 0x2, | |
379 | SHF_EXECINSTR = 0x4, | |
380 | SHF_MERGE = 0x10, | |
381 | SHF_STRINGS = 0x20, | |
382 | SHF_INFO_LINK = 0x40, | |
383 | SHF_LINK_ORDER = 0x80, | |
384 | SHF_OS_NONCONFORMING = 0x100, | |
385 | SHF_GROUP = 0x200, | |
386 | SHF_TLS = 0x400, | |
387 | SHF_MASKOS = 0x0ff00000, | |
52a95211 DM |
388 | SHF_MASKPROC = 0xf0000000, |
389 | ||
390 | // Indicates this section requires ordering in relation to | |
391 | // other sections of the same type. Ordered sections are | |
392 | // combined within the section pointed to by the sh_link entry. | |
393 | // The sh_info values SHN_BEFORE and SHN_AFTER imply that the | |
394 | // sorted section is to precede or follow, respectively, all | |
395 | // other sections in the set being ordered. | |
396 | SHF_ORDERED = 0x40000000, | |
397 | // This section is excluded from input to the link-edit of an | |
398 | // executable or shared object. This flag is ignored if SHF_ALLOC | |
399 | // is also set, or if relocations exist against the section. | |
400 | SHF_EXCLUDE = 0x80000000, | |
bae7f79e ILT |
401 | }; |
402 | ||
403 | // Bit flags which appear in the first 32-bit word of the section data | |
404 | // of a SHT_GROUP section. | |
405 | ||
406 | enum | |
407 | { | |
408 | GRP_COMDAT = 0x1, | |
409 | GRP_MASKOS = 0x0ff00000, | |
410 | GRP_MASKPROC = 0xf0000000 | |
411 | }; | |
412 | ||
39081c14 ILT |
413 | // The valid values found in the Phdr p_type field. |
414 | ||
415 | enum PT | |
416 | { | |
417 | PT_NULL = 0, | |
418 | PT_LOAD = 1, | |
419 | PT_DYNAMIC = 2, | |
420 | PT_INTERP = 3, | |
421 | PT_NOTE = 4, | |
422 | PT_SHLIB = 5, | |
423 | PT_PHDR = 6, | |
424 | PT_TLS = 7, | |
425 | PT_LOOS = 0x60000000, | |
426 | PT_HIOS = 0x6fffffff, | |
427 | PT_LOPROC = 0x70000000, | |
428 | PT_HIPROC = 0x7fffffff, | |
429 | // The remaining values are not in the standard. | |
430 | // Frame unwind information. | |
431 | PT_GNU_EH_FRAME = 0x6474e550, | |
432 | PT_SUNW_EH_FRAME = 0x6474e550, | |
433 | // Stack flags. | |
434 | PT_GNU_STACK = 0x6474e551, | |
435 | // Read only after relocation. | |
436 | PT_GNU_RELRO = 0x6474e552 | |
437 | }; | |
438 | ||
439 | // The valid bit flags found in the Phdr p_flags field. | |
440 | ||
441 | enum PF | |
442 | { | |
443 | PF_X = 0x1, | |
444 | PF_W = 0x2, | |
445 | PF_R = 0x4, | |
446 | PF_MASKOS = 0x0ff00000, | |
447 | PF_MASKPROC = 0xf0000000 | |
448 | }; | |
449 | ||
bae7f79e ILT |
450 | // Symbol binding from Sym st_info field. |
451 | ||
452 | enum STB | |
453 | { | |
454 | STB_LOCAL = 0, | |
455 | STB_GLOBAL = 1, | |
456 | STB_WEAK = 2, | |
457 | STB_LOOS = 10, | |
458 | STB_HIOS = 12, | |
459 | STB_LOPROC = 13, | |
460 | STB_HIPROC = 15 | |
461 | }; | |
462 | ||
463 | // Symbol types from Sym st_info field. | |
464 | ||
465 | enum STT | |
466 | { | |
467 | STT_NOTYPE = 0, | |
468 | STT_OBJECT = 1, | |
469 | STT_FUNC = 2, | |
470 | STT_SECTION = 3, | |
471 | STT_FILE = 4, | |
472 | STT_COMMON = 5, | |
473 | STT_TLS = 6, | |
474 | STT_LOOS = 10, | |
475 | STT_HIOS = 12, | |
476 | STT_LOPROC = 13, | |
52a95211 DM |
477 | STT_HIPROC = 15, |
478 | ||
479 | // The section type that must be used for register symbols on | |
480 | // Sparc. These symbols initialize a global register. | |
481 | STT_SPARC_REGISTER = 13, | |
bae7f79e ILT |
482 | }; |
483 | ||
14bfc3f5 ILT |
484 | inline STB |
485 | elf_st_bind(unsigned char info) | |
486 | { | |
487 | return static_cast<STB>(info >> 4); | |
488 | } | |
489 | ||
490 | inline STT | |
491 | elf_st_type(unsigned char info) | |
492 | { | |
493 | return static_cast<STT>(info & 0xf); | |
494 | } | |
495 | ||
496 | inline unsigned char | |
497 | elf_st_info(STB bind, STT type) | |
498 | { | |
499 | return ((static_cast<unsigned char>(bind) << 4) | |
500 | + (static_cast<unsigned char>(type) & 0xf)); | |
501 | } | |
502 | ||
bae7f79e ILT |
503 | // Symbol visibility from Sym st_other field. |
504 | ||
505 | enum STV | |
506 | { | |
507 | STV_DEFAULT = 0, | |
508 | STV_INTERNAL = 1, | |
509 | STV_HIDDEN = 2, | |
510 | STV_PROTECTED = 3 | |
511 | }; | |
512 | ||
14bfc3f5 ILT |
513 | inline STV |
514 | elf_st_visibility(unsigned char other) | |
515 | { | |
516 | return static_cast<STV>(other & 0x3); | |
517 | } | |
518 | ||
519 | inline unsigned char | |
520 | elf_st_nonvis(unsigned char other) | |
521 | { | |
522 | return static_cast<STV>(other >> 2); | |
523 | } | |
524 | ||
1564db8d ILT |
525 | inline unsigned char |
526 | elf_st_other(STV vis, unsigned char nonvis) | |
527 | { | |
528 | return ((nonvis << 2) | |
529 | + (static_cast<unsigned char>(vis) & 3)); | |
530 | } | |
531 | ||
61ba1cf9 ILT |
532 | // Reloc information from Rel/Rela r_info field. |
533 | ||
534 | template<int size> | |
535 | unsigned int | |
536 | elf_r_sym(typename Elf_types<size>::Elf_WXword); | |
537 | ||
538 | template<> | |
539 | inline unsigned int | |
540 | elf_r_sym<32>(Elf_Word v) | |
541 | { | |
542 | return v >> 8; | |
543 | } | |
544 | ||
545 | template<> | |
546 | inline unsigned int | |
547 | elf_r_sym<64>(Elf_Xword v) | |
548 | { | |
549 | return v >> 32; | |
550 | } | |
551 | ||
552 | template<int size> | |
553 | unsigned int | |
554 | elf_r_type(typename Elf_types<size>::Elf_WXword); | |
555 | ||
556 | template<> | |
557 | inline unsigned int | |
558 | elf_r_type<32>(Elf_Word v) | |
559 | { | |
560 | return v & 0xff; | |
561 | } | |
562 | ||
563 | template<> | |
564 | inline unsigned int | |
565 | elf_r_type<64>(Elf_Xword v) | |
566 | { | |
567 | return v & 0xffffffff; | |
568 | } | |
569 | ||
570 | template<int size> | |
571 | typename Elf_types<size>::Elf_WXword | |
572 | elf_r_info(unsigned int s, unsigned int t); | |
573 | ||
574 | template<> | |
575 | inline Elf_Word | |
576 | elf_r_info<32>(unsigned int s, unsigned int t) | |
577 | { | |
578 | return (s << 8) + (t & 0xff); | |
579 | } | |
580 | ||
581 | template<> | |
582 | inline Elf_Xword | |
583 | elf_r_info<64>(unsigned int s, unsigned int t) | |
584 | { | |
585 | return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff); | |
586 | } | |
587 | ||
dbe717ef ILT |
588 | // Dynamic tags found in the PT_DYNAMIC segment. |
589 | ||
590 | enum DT | |
591 | { | |
592 | DT_NULL = 0, | |
593 | DT_NEEDED = 1, | |
594 | DT_PLTRELSZ = 2, | |
595 | DT_PLTGOT = 3, | |
596 | DT_HASH = 4, | |
597 | DT_STRTAB = 5, | |
598 | DT_SYMTAB = 6, | |
599 | DT_RELA = 7, | |
600 | DT_RELASZ = 8, | |
601 | DT_RELAENT = 9, | |
602 | DT_STRSZ = 10, | |
603 | DT_SYMENT = 11, | |
604 | DT_INIT = 12, | |
605 | DT_FINI = 13, | |
606 | DT_SONAME = 14, | |
607 | DT_RPATH = 15, | |
608 | DT_SYMBOLIC = 16, | |
609 | DT_REL = 17, | |
610 | DT_RELSZ = 18, | |
611 | DT_RELENT = 19, | |
612 | DT_PLTREL = 20, | |
613 | DT_DEBUG = 21, | |
614 | DT_TEXTREL = 22, | |
615 | DT_JMPREL = 23, | |
616 | DT_BIND_NOW = 24, | |
617 | DT_INIT_ARRAY = 25, | |
618 | DT_FINI_ARRAY = 26, | |
619 | DT_INIT_ARRAYSZ = 27, | |
620 | DT_FINI_ARRAYSZ = 28, | |
621 | DT_RUNPATH = 29, | |
622 | DT_FLAGS = 30, | |
623 | DT_ENCODING = 32, | |
624 | DT_PREINIT_ARRAY = 33, | |
625 | DT_PREINIT_ARRAYSZ = 33, | |
626 | DT_LOOS = 0x6000000d, | |
627 | DT_HIOS = 0x6ffff000, | |
628 | DT_LOPROC = 0x70000000, | |
629 | DT_HIPROC = 0x7fffffff, | |
630 | ||
631 | // The remaining values are extensions used by GNU or Solaris. | |
632 | DT_VALRNGLO = 0x6ffffd00, | |
633 | DT_GNU_PRELINKED = 0x6ffffdf5, | |
634 | DT_GNU_CONFLICTSZ = 0x6ffffdf6, | |
635 | DT_GNU_LIBLISTSZ = 0x6ffffdf7, | |
636 | DT_CHECKSUM = 0x6ffffdf8, | |
637 | DT_PLTPADSZ = 0x6ffffdf9, | |
638 | DT_MOVEENT = 0x6ffffdfa, | |
639 | DT_MOVESZ = 0x6ffffdfb, | |
640 | DT_FEATURE = 0x6ffffdfc, | |
641 | DT_POSFLAG_1 = 0x6ffffdfd, | |
642 | DT_SYMINSZ = 0x6ffffdfe, | |
643 | DT_SYMINENT = 0x6ffffdff, | |
644 | DT_VALRNGHI = 0x6ffffdff, | |
645 | ||
646 | DT_ADDRRNGLO = 0x6ffffe00, | |
647 | DT_GNU_HASH = 0x6ffffef5, | |
648 | DT_TLSDESC_PLT = 0x6ffffef6, | |
649 | DT_TLSDESC_GOT = 0x6ffffef7, | |
650 | DT_GNU_CONFLICT = 0x6ffffef8, | |
651 | DT_GNU_LIBLIST = 0x6ffffef9, | |
652 | DT_CONFIG = 0x6ffffefa, | |
653 | DT_DEPAUDIT = 0x6ffffefb, | |
654 | DT_AUDIT = 0x6ffffefc, | |
655 | DT_PLTPAD = 0x6ffffefd, | |
656 | DT_MOVETAB = 0x6ffffefe, | |
657 | DT_SYMINFO = 0x6ffffeff, | |
658 | DT_ADDRRNGHI = 0x6ffffeff, | |
659 | ||
660 | DT_RELACOUNT = 0x6ffffff9, | |
661 | DT_RELCOUNT = 0x6ffffffa, | |
662 | DT_FLAGS_1 = 0x6ffffffb, | |
663 | DT_VERDEF = 0x6ffffffc, | |
664 | DT_VERDEFNUM = 0x6ffffffd, | |
665 | DT_VERNEED = 0x6ffffffe, | |
666 | DT_VERNEEDNUM = 0x6fffffff, | |
667 | ||
668 | DT_VERSYM = 0x6ffffff0, | |
669 | ||
52a95211 DM |
670 | // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB |
671 | // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER | |
672 | // symbol in the symbol table. | |
673 | DT_SPARC_REGISTER = 0x70000001, | |
674 | ||
dbe717ef ILT |
675 | DT_AUXILIARY = 0x7ffffffd, |
676 | DT_USED = 0x7ffffffe, | |
677 | DT_FILTER = 0x7fffffff | |
678 | }; | |
679 | ||
680 | // Flags found in the DT_FLAGS dynamic element. | |
681 | ||
682 | enum DF | |
683 | { | |
684 | DF_ORIGIN = 0x1, | |
685 | DF_SYMBOLIC = 0x2, | |
686 | DF_TEXTREL = 0x4, | |
687 | DF_BIND_NOW = 0x8, | |
688 | DF_STATIC_TLS = 0x10 | |
689 | }; | |
690 | ||
7c414435 DM |
691 | // Flags found in the DT_FLAGS_1 dynamic element. |
692 | ||
693 | enum DF_1 | |
694 | { | |
695 | DF_1_NOW = 0x1, | |
696 | DF_1_GLOBAL = 0x2, | |
697 | DF_1_GROUP = 0x4, | |
698 | DF_1_NODELETE = 0x8, | |
699 | DF_1_LOADFLTR = 0x10, | |
700 | DF_1_INITFIRST = 0x20, | |
701 | DF_1_NOOPEN = 0x40, | |
702 | DF_1_ORIGIN = 0x80, | |
703 | DF_1_DIRECT = 0x100, | |
704 | DF_1_TRANS = 0x200, | |
705 | DF_1_INTERPOSE = 0x400, | |
706 | DF_1_NODEFLIB = 0x800, | |
707 | DF_1_NODUMP = 0x1000, | |
708 | DF_1_CONLFAT = 0x2000, | |
709 | }; | |
710 | ||
dbe717ef ILT |
711 | // Version numbers which appear in the vd_version field of a Verdef |
712 | // structure. | |
713 | ||
714 | const int VER_DEF_NONE = 0; | |
715 | const int VER_DEF_CURRENT = 1; | |
716 | ||
717 | // Version numbers which appear in the vn_version field of a Verneed | |
718 | // structure. | |
719 | ||
720 | const int VER_NEED_NONE = 0; | |
721 | const int VER_NEED_CURRENT = 1; | |
722 | ||
723 | // Bit flags which appear in vd_flags of Verdef and vna_flags of | |
724 | // Vernaux. | |
725 | ||
726 | const int VER_FLG_BASE = 0x1; | |
727 | const int VER_FLG_WEAK = 0x2; | |
728 | ||
729 | // Special constants found in the SHT_GNU_versym entries. | |
730 | ||
731 | const int VER_NDX_LOCAL = 0; | |
732 | const int VER_NDX_GLOBAL = 1; | |
733 | ||
734 | // A SHT_GNU_versym section holds 16-bit words. This bit is set if | |
735 | // the symbol is hidden and can only be seen when referenced using an | |
736 | // explicit version number. This is a GNU extension. | |
737 | ||
738 | const int VERSYM_HIDDEN = 0x8000; | |
739 | ||
740 | // This is the mask for the rest of the data in a word read from a | |
741 | // SHT_GNU_versym section. | |
742 | ||
743 | const int VERSYM_VERSION = 0x7fff; | |
744 | ||
baf49013 ILT |
745 | // Note descriptor type codes for notes in a non-core file with an |
746 | // empty name. | |
747 | ||
748 | enum | |
749 | { | |
750 | // A version string. | |
751 | NT_VERSION = 1, | |
752 | // An architecture string. | |
753 | NT_ARCH = 2 | |
754 | }; | |
755 | ||
756 | // Note descriptor type codes for notes in a non-core file with the | |
757 | // name "GNU". | |
758 | ||
759 | enum | |
760 | { | |
761 | // The minimum ABI level. This is used by the dynamic linker to | |
762 | // describe the minimal kernel version on which a shared library may | |
763 | // be used. Th value should be four words. Word 0 is an OS | |
764 | // descriptor (see below). Word 1 is the major version of the ABI. | |
765 | // Word 2 is the minor version. Word 3 is the subminor version. | |
766 | NT_GNU_ABI_TAG = 1, | |
767 | // Hardware capabilities information. Word 0 is the number of | |
768 | // entries. Word 1 is a bitmask of enabled entries. The rest of | |
769 | // the descriptor is a series of entries, where each entry is a | |
770 | // single byte followed by a nul terminated string. The byte gives | |
771 | // the bit number to test if enabled in the bitmask. | |
772 | NT_GNU_HWCAP = 2, | |
773 | // The build ID as set by the linker's --build-id option. The | |
774 | // format of the descriptor depends on the build ID style. | |
775 | NT_GNU_BUILD_ID = 3, | |
776 | // The version of gold used to link. Th descriptor is just a | |
777 | // string. | |
778 | NT_GNU_GOLD_VERSION = 4 | |
779 | }; | |
780 | ||
781 | // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note. | |
782 | ||
783 | enum | |
784 | { | |
785 | ELF_NOTE_OS_LINUX = 0, | |
786 | ELF_NOTE_OS_GNU = 1, | |
787 | ELF_NOTE_OS_SOLARIS2 = 2, | |
788 | ELF_NOTE_OS_FREEBSD = 3, | |
789 | ELF_NOTE_OS_NETBSD = 4, | |
790 | ELF_NOTE_OS_SYLLABLE = 5 | |
791 | }; | |
792 | ||
bae7f79e ILT |
793 | } // End namespace elfcpp. |
794 | ||
795 | // Include internal details after defining the types. | |
796 | #include "elfcpp_internal.h" | |
797 | ||
798 | namespace elfcpp | |
799 | { | |
800 | ||
801 | // The offset of the ELF file header in the ELF file. | |
802 | ||
803 | const int file_header_offset = 0; | |
804 | ||
805 | // ELF structure sizes. | |
806 | ||
807 | template<int size> | |
808 | struct Elf_sizes | |
809 | { | |
810 | // Size of ELF file header. | |
811 | static const int ehdr_size = sizeof(internal::Ehdr_data<size>); | |
61ba1cf9 ILT |
812 | // Size of ELF segment header. |
813 | static const int phdr_size = sizeof(internal::Phdr_data<size>); | |
bae7f79e ILT |
814 | // Size of ELF section header. |
815 | static const int shdr_size = sizeof(internal::Shdr_data<size>); | |
816 | // Size of ELF symbol table entry. | |
817 | static const int sym_size = sizeof(internal::Sym_data<size>); | |
61ba1cf9 ILT |
818 | // Sizes of ELF reloc entries. |
819 | static const int rel_size = sizeof(internal::Rel_data<size>); | |
820 | static const int rela_size = sizeof(internal::Rela_data<size>); | |
dbe717ef ILT |
821 | // Size of ELF dynamic entry. |
822 | static const int dyn_size = sizeof(internal::Dyn_data<size>); | |
14b31740 ILT |
823 | // Size of ELF version structures. |
824 | static const int verdef_size = sizeof(internal::Verdef_data); | |
825 | static const int verdaux_size = sizeof(internal::Verdaux_data); | |
826 | static const int verneed_size = sizeof(internal::Verneed_data); | |
827 | static const int vernaux_size = sizeof(internal::Vernaux_data); | |
bae7f79e ILT |
828 | }; |
829 | ||
830 | // Accessor class for the ELF file header. | |
831 | ||
832 | template<int size, bool big_endian> | |
833 | class Ehdr | |
834 | { | |
835 | public: | |
836 | Ehdr(const unsigned char* p) | |
837 | : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p)) | |
838 | { } | |
839 | ||
645f8123 ILT |
840 | template<typename File> |
841 | Ehdr(File* file, typename File::Location loc) | |
842 | : p_(reinterpret_cast<const internal::Ehdr_data<size>*>( | |
843 | file->view(loc.file_offset, loc.data_size).data())) | |
844 | { } | |
845 | ||
bae7f79e ILT |
846 | const unsigned char* |
847 | get_e_ident() const | |
848 | { return this->p_->e_ident; } | |
849 | ||
850 | Elf_Half | |
851 | get_e_type() const | |
8d9455b4 | 852 | { return Convert<16, big_endian>::convert_host(this->p_->e_type); } |
bae7f79e ILT |
853 | |
854 | Elf_Half | |
855 | get_e_machine() const | |
8d9455b4 | 856 | { return Convert<16, big_endian>::convert_host(this->p_->e_machine); } |
bae7f79e ILT |
857 | |
858 | Elf_Word | |
859 | get_e_version() const | |
8d9455b4 | 860 | { return Convert<32, big_endian>::convert_host(this->p_->e_version); } |
bae7f79e ILT |
861 | |
862 | typename Elf_types<size>::Elf_Addr | |
863 | get_e_entry() const | |
8d9455b4 | 864 | { return Convert<size, big_endian>::convert_host(this->p_->e_entry); } |
bae7f79e ILT |
865 | |
866 | typename Elf_types<size>::Elf_Off | |
867 | get_e_phoff() const | |
8d9455b4 | 868 | { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); } |
bae7f79e ILT |
869 | |
870 | typename Elf_types<size>::Elf_Off | |
871 | get_e_shoff() const | |
8d9455b4 | 872 | { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); } |
bae7f79e ILT |
873 | |
874 | Elf_Word | |
875 | get_e_flags() const | |
8d9455b4 | 876 | { return Convert<32, big_endian>::convert_host(this->p_->e_flags); } |
bae7f79e ILT |
877 | |
878 | Elf_Half | |
879 | get_e_ehsize() const | |
8d9455b4 | 880 | { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); } |
bae7f79e ILT |
881 | |
882 | Elf_Half | |
883 | get_e_phentsize() const | |
8d9455b4 | 884 | { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); } |
bae7f79e ILT |
885 | |
886 | Elf_Half | |
887 | get_e_phnum() const | |
8d9455b4 | 888 | { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); } |
bae7f79e ILT |
889 | |
890 | Elf_Half | |
891 | get_e_shentsize() const | |
8d9455b4 | 892 | { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); } |
bae7f79e ILT |
893 | |
894 | Elf_Half | |
895 | get_e_shnum() const | |
8d9455b4 | 896 | { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); } |
bae7f79e ILT |
897 | |
898 | Elf_Half | |
899 | get_e_shstrndx() const | |
8d9455b4 | 900 | { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); } |
bae7f79e ILT |
901 | |
902 | private: | |
903 | const internal::Ehdr_data<size>* p_; | |
904 | }; | |
905 | ||
61ba1cf9 ILT |
906 | // Write class for the ELF file header. |
907 | ||
908 | template<int size, bool big_endian> | |
909 | class Ehdr_write | |
910 | { | |
911 | public: | |
912 | Ehdr_write(unsigned char* p) | |
913 | : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p)) | |
914 | { } | |
915 | ||
916 | void | |
917 | put_e_ident(const unsigned char v[EI_NIDENT]) const | |
918 | { memcpy(this->p_->e_ident, v, EI_NIDENT); } | |
919 | ||
920 | void | |
921 | put_e_type(Elf_Half v) | |
8d9455b4 | 922 | { this->p_->e_type = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
923 | |
924 | void | |
925 | put_e_machine(Elf_Half v) | |
8d9455b4 | 926 | { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
927 | |
928 | void | |
929 | put_e_version(Elf_Word v) | |
8d9455b4 | 930 | { this->p_->e_version = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
931 | |
932 | void | |
933 | put_e_entry(typename Elf_types<size>::Elf_Addr v) | |
8d9455b4 | 934 | { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
935 | |
936 | void | |
937 | put_e_phoff(typename Elf_types<size>::Elf_Off v) | |
8d9455b4 | 938 | { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
939 | |
940 | void | |
941 | put_e_shoff(typename Elf_types<size>::Elf_Off v) | |
8d9455b4 | 942 | { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
943 | |
944 | void | |
945 | put_e_flags(Elf_Word v) | |
8d9455b4 | 946 | { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
947 | |
948 | void | |
949 | put_e_ehsize(Elf_Half v) | |
8d9455b4 | 950 | { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
951 | |
952 | void | |
953 | put_e_phentsize(Elf_Half v) | |
8d9455b4 | 954 | { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
955 | |
956 | void | |
957 | put_e_phnum(Elf_Half v) | |
8d9455b4 | 958 | { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
959 | |
960 | void | |
961 | put_e_shentsize(Elf_Half v) | |
8d9455b4 | 962 | { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
963 | |
964 | void | |
965 | put_e_shnum(Elf_Half v) | |
8d9455b4 | 966 | { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
967 | |
968 | void | |
969 | put_e_shstrndx(Elf_Half v) | |
8d9455b4 | 970 | { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
971 | |
972 | private: | |
973 | internal::Ehdr_data<size>* p_; | |
974 | }; | |
975 | ||
bae7f79e ILT |
976 | // Accessor class for an ELF section header. |
977 | ||
978 | template<int size, bool big_endian> | |
979 | class Shdr | |
980 | { | |
981 | public: | |
982 | Shdr(const unsigned char* p) | |
983 | : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p)) | |
984 | { } | |
985 | ||
645f8123 ILT |
986 | template<typename File> |
987 | Shdr(File* file, typename File::Location loc) | |
988 | : p_(reinterpret_cast<const internal::Shdr_data<size>*>( | |
989 | file->view(loc.file_offset, loc.data_size).data())) | |
990 | { } | |
991 | ||
bae7f79e ILT |
992 | Elf_Word |
993 | get_sh_name() const | |
8d9455b4 | 994 | { return Convert<32, big_endian>::convert_host(this->p_->sh_name); } |
bae7f79e ILT |
995 | |
996 | Elf_Word | |
997 | get_sh_type() const | |
8d9455b4 | 998 | { return Convert<32, big_endian>::convert_host(this->p_->sh_type); } |
bae7f79e ILT |
999 | |
1000 | typename Elf_types<size>::Elf_WXword | |
1001 | get_sh_flags() const | |
8d9455b4 | 1002 | { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); } |
bae7f79e ILT |
1003 | |
1004 | typename Elf_types<size>::Elf_Addr | |
1005 | get_sh_addr() const | |
8d9455b4 | 1006 | { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); } |
bae7f79e ILT |
1007 | |
1008 | typename Elf_types<size>::Elf_Off | |
1009 | get_sh_offset() const | |
8d9455b4 | 1010 | { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); } |
bae7f79e ILT |
1011 | |
1012 | typename Elf_types<size>::Elf_WXword | |
1013 | get_sh_size() const | |
8d9455b4 | 1014 | { return Convert<size, big_endian>::convert_host(this->p_->sh_size); } |
bae7f79e ILT |
1015 | |
1016 | Elf_Word | |
1017 | get_sh_link() const | |
8d9455b4 | 1018 | { return Convert<32, big_endian>::convert_host(this->p_->sh_link); } |
bae7f79e ILT |
1019 | |
1020 | Elf_Word | |
1021 | get_sh_info() const | |
8d9455b4 | 1022 | { return Convert<32, big_endian>::convert_host(this->p_->sh_info); } |
bae7f79e ILT |
1023 | |
1024 | typename Elf_types<size>::Elf_WXword | |
1025 | get_sh_addralign() const | |
1026 | { return | |
8d9455b4 | 1027 | Convert<size, big_endian>::convert_host(this->p_->sh_addralign); } |
bae7f79e ILT |
1028 | |
1029 | typename Elf_types<size>::Elf_WXword | |
1030 | get_sh_entsize() const | |
8d9455b4 | 1031 | { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); } |
bae7f79e ILT |
1032 | |
1033 | private: | |
1034 | const internal::Shdr_data<size>* p_; | |
1035 | }; | |
1036 | ||
61ba1cf9 ILT |
1037 | // Write class for an ELF section header. |
1038 | ||
1039 | template<int size, bool big_endian> | |
1040 | class Shdr_write | |
1041 | { | |
1042 | public: | |
1043 | Shdr_write(unsigned char* p) | |
1044 | : p_(reinterpret_cast<internal::Shdr_data<size>*>(p)) | |
1045 | { } | |
1046 | ||
1047 | void | |
1048 | put_sh_name(Elf_Word v) | |
8d9455b4 | 1049 | { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1050 | |
1051 | void | |
1052 | put_sh_type(Elf_Word v) | |
8d9455b4 | 1053 | { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1054 | |
1055 | void | |
1056 | put_sh_flags(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1057 | { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1058 | |
1059 | void | |
1060 | put_sh_addr(typename Elf_types<size>::Elf_Addr v) | |
8d9455b4 | 1061 | { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1062 | |
1063 | void | |
1064 | put_sh_offset(typename Elf_types<size>::Elf_Off v) | |
8d9455b4 | 1065 | { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1066 | |
1067 | void | |
1068 | put_sh_size(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1069 | { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1070 | |
1071 | void | |
1072 | put_sh_link(Elf_Word v) | |
8d9455b4 | 1073 | { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1074 | |
1075 | void | |
1076 | put_sh_info(Elf_Word v) | |
8d9455b4 | 1077 | { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1078 | |
1079 | void | |
1080 | put_sh_addralign(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1081 | { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1082 | |
1083 | void | |
1084 | put_sh_entsize(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1085 | { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1086 | |
1087 | private: | |
1088 | internal::Shdr_data<size>* p_; | |
1089 | }; | |
1090 | ||
39081c14 ILT |
1091 | // Accessor class for an ELF segment header. |
1092 | ||
1093 | template<int size, bool big_endian> | |
1094 | class Phdr | |
1095 | { | |
1096 | public: | |
1097 | Phdr(const unsigned char* p) | |
1098 | : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p)) | |
1099 | { } | |
1100 | ||
645f8123 ILT |
1101 | template<typename File> |
1102 | Phdr(File* file, typename File::Location loc) | |
1103 | : p_(reinterpret_cast<internal::Phdr_data<size>*>( | |
1104 | file->view(loc.file_offset, loc.data_size).data())) | |
1105 | { } | |
1106 | ||
39081c14 ILT |
1107 | Elf_Word |
1108 | get_p_type() const | |
8d9455b4 | 1109 | { return Convert<32, big_endian>::convert_host(this->p_->p_type); } |
39081c14 ILT |
1110 | |
1111 | typename Elf_types<size>::Elf_Off | |
1112 | get_p_offset() const | |
8d9455b4 | 1113 | { return Convert<size, big_endian>::convert_host(this->p_->p_offset); } |
39081c14 ILT |
1114 | |
1115 | typename Elf_types<size>::Elf_Addr | |
1116 | get_p_vaddr() const | |
8d9455b4 | 1117 | { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); } |
39081c14 ILT |
1118 | |
1119 | typename Elf_types<size>::Elf_Addr | |
1120 | get_p_paddr() const | |
8d9455b4 | 1121 | { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); } |
39081c14 ILT |
1122 | |
1123 | typename Elf_types<size>::Elf_WXword | |
1124 | get_p_filesz() const | |
8d9455b4 | 1125 | { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); } |
39081c14 ILT |
1126 | |
1127 | typename Elf_types<size>::Elf_WXword | |
1128 | get_p_memsz() const | |
8d9455b4 | 1129 | { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); } |
39081c14 ILT |
1130 | |
1131 | Elf_Word | |
1132 | get_p_flags() const | |
8d9455b4 | 1133 | { return Convert<32, big_endian>::convert_host(this->p_->p_flags); } |
39081c14 ILT |
1134 | |
1135 | typename Elf_types<size>::Elf_WXword | |
1136 | get_p_align() const | |
8d9455b4 | 1137 | { return Convert<size, big_endian>::convert_host(this->p_->p_align); } |
39081c14 ILT |
1138 | |
1139 | private: | |
1140 | const internal::Phdr_data<size>* p_; | |
1141 | }; | |
1142 | ||
61ba1cf9 ILT |
1143 | // Write class for an ELF segment header. |
1144 | ||
1145 | template<int size, bool big_endian> | |
1146 | class Phdr_write | |
1147 | { | |
1148 | public: | |
1149 | Phdr_write(unsigned char* p) | |
1150 | : p_(reinterpret_cast<internal::Phdr_data<size>*>(p)) | |
1151 | { } | |
1152 | ||
1153 | void | |
1154 | put_p_type(Elf_Word v) | |
8d9455b4 | 1155 | { this->p_->p_type = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1156 | |
1157 | void | |
1158 | put_p_offset(typename Elf_types<size>::Elf_Off v) | |
8d9455b4 | 1159 | { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1160 | |
1161 | void | |
1162 | put_p_vaddr(typename Elf_types<size>::Elf_Addr v) | |
8d9455b4 | 1163 | { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1164 | |
1165 | void | |
1166 | put_p_paddr(typename Elf_types<size>::Elf_Addr v) | |
8d9455b4 | 1167 | { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1168 | |
1169 | void | |
1170 | put_p_filesz(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1171 | { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1172 | |
1173 | void | |
1174 | put_p_memsz(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1175 | { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1176 | |
1177 | void | |
1178 | put_p_flags(Elf_Word v) | |
8d9455b4 | 1179 | { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1180 | |
1181 | void | |
1182 | put_p_align(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1183 | { this->p_->p_align = Convert<size, big_endian>::convert_host(v); } |
61ba1cf9 ILT |
1184 | |
1185 | private: | |
1186 | internal::Phdr_data<size>* p_; | |
1187 | }; | |
1188 | ||
bae7f79e ILT |
1189 | // Accessor class for an ELF symbol table entry. |
1190 | ||
1191 | template<int size, bool big_endian> | |
1192 | class Sym | |
1193 | { | |
1194 | public: | |
1195 | Sym(const unsigned char* p) | |
1196 | : p_(reinterpret_cast<const internal::Sym_data<size>*>(p)) | |
1197 | { } | |
1198 | ||
645f8123 ILT |
1199 | template<typename File> |
1200 | Sym(File* file, typename File::Location loc) | |
1201 | : p_(reinterpret_cast<const internal::Sym_data<size>*>( | |
1202 | file->view(loc.file_offset, loc.data_size).data())) | |
1203 | { } | |
1204 | ||
bae7f79e ILT |
1205 | Elf_Word |
1206 | get_st_name() const | |
8d9455b4 | 1207 | { return Convert<32, big_endian>::convert_host(this->p_->st_name); } |
bae7f79e ILT |
1208 | |
1209 | typename Elf_types<size>::Elf_Addr | |
1210 | get_st_value() const | |
8d9455b4 | 1211 | { return Convert<size, big_endian>::convert_host(this->p_->st_value); } |
bae7f79e ILT |
1212 | |
1213 | typename Elf_types<size>::Elf_WXword | |
1214 | get_st_size() const | |
8d9455b4 | 1215 | { return Convert<size, big_endian>::convert_host(this->p_->st_size); } |
bae7f79e ILT |
1216 | |
1217 | unsigned char | |
1218 | get_st_info() const | |
1219 | { return this->p_->st_info; } | |
1220 | ||
14bfc3f5 ILT |
1221 | STB |
1222 | get_st_bind() const | |
1223 | { return elf_st_bind(this->get_st_info()); } | |
1224 | ||
1225 | STT | |
1226 | get_st_type() const | |
1227 | { return elf_st_type(this->get_st_info()); } | |
1228 | ||
bae7f79e ILT |
1229 | unsigned char |
1230 | get_st_other() const | |
1231 | { return this->p_->st_other; } | |
1232 | ||
14bfc3f5 ILT |
1233 | STV |
1234 | get_st_visibility() const | |
1235 | { return elf_st_visibility(this->get_st_other()); } | |
1236 | ||
1237 | unsigned char | |
1238 | get_st_nonvis() const | |
1239 | { return elf_st_nonvis(this->get_st_other()); } | |
1240 | ||
bae7f79e ILT |
1241 | Elf_Half |
1242 | get_st_shndx() const | |
8d9455b4 | 1243 | { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); } |
bae7f79e ILT |
1244 | |
1245 | private: | |
1246 | const internal::Sym_data<size>* p_; | |
1247 | }; | |
1248 | ||
1564db8d ILT |
1249 | // Writer class for an ELF symbol table entry. |
1250 | ||
1251 | template<int size, bool big_endian> | |
1252 | class Sym_write | |
1253 | { | |
1254 | public: | |
1255 | Sym_write(unsigned char* p) | |
1256 | : p_(reinterpret_cast<internal::Sym_data<size>*>(p)) | |
1257 | { } | |
1258 | ||
1259 | void | |
1260 | put_st_name(Elf_Word v) | |
8d9455b4 | 1261 | { this->p_->st_name = Convert<32, big_endian>::convert_host(v); } |
1564db8d ILT |
1262 | |
1263 | void | |
1264 | put_st_value(typename Elf_types<size>::Elf_Addr v) | |
8d9455b4 | 1265 | { this->p_->st_value = Convert<size, big_endian>::convert_host(v); } |
1564db8d ILT |
1266 | |
1267 | void | |
1268 | put_st_size(typename Elf_types<size>::Elf_WXword v) | |
8d9455b4 | 1269 | { this->p_->st_size = Convert<size, big_endian>::convert_host(v); } |
1564db8d ILT |
1270 | |
1271 | void | |
1272 | put_st_info(unsigned char v) | |
1273 | { this->p_->st_info = v; } | |
1274 | ||
1275 | void | |
1276 | put_st_info(STB bind, STT type) | |
1277 | { this->p_->st_info = elf_st_info(bind, type); } | |
1278 | ||
1279 | void | |
1280 | put_st_other(unsigned char v) | |
1281 | { this->p_->st_other = v; } | |
1282 | ||
1283 | void | |
1284 | put_st_other(STV vis, unsigned char nonvis) | |
1285 | { this->p_->st_other = elf_st_other(vis, nonvis); } | |
1286 | ||
1287 | void | |
1288 | put_st_shndx(Elf_Half v) | |
8d9455b4 | 1289 | { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); } |
1564db8d ILT |
1290 | |
1291 | Sym<size, big_endian> | |
1292 | sym() | |
1293 | { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); } | |
1294 | ||
1295 | private: | |
1296 | internal::Sym_data<size>* p_; | |
1297 | }; | |
1298 | ||
c06b7b0b | 1299 | // Accessor classes for an ELF REL relocation entry. |
61ba1cf9 ILT |
1300 | |
1301 | template<int size, bool big_endian> | |
1302 | class Rel | |
1303 | { | |
1304 | public: | |
1305 | Rel(const unsigned char* p) | |
1306 | : p_(reinterpret_cast<const internal::Rel_data<size>*>(p)) | |
1307 | { } | |
1308 | ||
645f8123 ILT |
1309 | template<typename File> |
1310 | Rel(File* file, typename File::Location loc) | |
1311 | : p_(reinterpret_cast<const internal::Rel_data<size>*>( | |
1312 | file->view(loc.file_offset, loc.data_size).data())) | |
1313 | { } | |
1314 | ||
61ba1cf9 ILT |
1315 | typename Elf_types<size>::Elf_Addr |
1316 | get_r_offset() const | |
8d9455b4 | 1317 | { return Convert<size, big_endian>::convert_host(this->p_->r_offset); } |
61ba1cf9 ILT |
1318 | |
1319 | typename Elf_types<size>::Elf_WXword | |
1320 | get_r_info() const | |
8d9455b4 | 1321 | { return Convert<size, big_endian>::convert_host(this->p_->r_info); } |
61ba1cf9 ILT |
1322 | |
1323 | private: | |
1324 | const internal::Rel_data<size>* p_; | |
1325 | }; | |
1326 | ||
c06b7b0b ILT |
1327 | // Writer class for an ELF Rel relocation. |
1328 | ||
1329 | template<int size, bool big_endian> | |
1330 | class Rel_write | |
1331 | { | |
1332 | public: | |
1333 | Rel_write(unsigned char* p) | |
1334 | : p_(reinterpret_cast<internal::Rel_data<size>*>(p)) | |
1335 | { } | |
1336 | ||
1337 | void | |
1338 | put_r_offset(typename Elf_types<size>::Elf_Addr v) | |
1339 | { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); } | |
1340 | ||
1341 | void | |
1342 | put_r_info(typename Elf_types<size>::Elf_WXword v) | |
1343 | { this->p_->r_info = Convert<size, big_endian>::convert_host(v); } | |
1344 | ||
1345 | private: | |
1346 | internal::Rel_data<size>* p_; | |
1347 | }; | |
1348 | ||
1349 | // Accessor class for an ELF Rela relocation. | |
1350 | ||
61ba1cf9 ILT |
1351 | template<int size, bool big_endian> |
1352 | class Rela | |
1353 | { | |
1354 | public: | |
1355 | Rela(const unsigned char* p) | |
1356 | : p_(reinterpret_cast<const internal::Rela_data<size>*>(p)) | |
1357 | { } | |
1358 | ||
645f8123 ILT |
1359 | template<typename File> |
1360 | Rela(File* file, typename File::Location loc) | |
1361 | : p_(reinterpret_cast<const internal::Rela_data<size>*>( | |
1362 | file->view(loc.file_offset, loc.data_size).data())) | |
1363 | { } | |
1364 | ||
61ba1cf9 ILT |
1365 | typename Elf_types<size>::Elf_Addr |
1366 | get_r_offset() const | |
8d9455b4 | 1367 | { return Convert<size, big_endian>::convert_host(this->p_->r_offset); } |
61ba1cf9 ILT |
1368 | |
1369 | typename Elf_types<size>::Elf_WXword | |
1370 | get_r_info() const | |
8d9455b4 | 1371 | { return Convert<size, big_endian>::convert_host(this->p_->r_info); } |
61ba1cf9 ILT |
1372 | |
1373 | typename Elf_types<size>::Elf_Swxword | |
1374 | get_r_addend() const | |
8d9455b4 | 1375 | { return Convert<size, big_endian>::convert_host(this->p_->r_addend); } |
61ba1cf9 ILT |
1376 | |
1377 | private: | |
1378 | const internal::Rela_data<size>* p_; | |
1379 | }; | |
1380 | ||
c06b7b0b ILT |
1381 | // Writer class for an ELF Rela relocation. |
1382 | ||
1383 | template<int size, bool big_endian> | |
1384 | class Rela_write | |
1385 | { | |
1386 | public: | |
1387 | Rela_write(unsigned char* p) | |
1388 | : p_(reinterpret_cast<internal::Rela_data<size>*>(p)) | |
1389 | { } | |
1390 | ||
1391 | void | |
1392 | put_r_offset(typename Elf_types<size>::Elf_Addr v) | |
1393 | { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); } | |
1394 | ||
1395 | void | |
1396 | put_r_info(typename Elf_types<size>::Elf_WXword v) | |
1397 | { this->p_->r_info = Convert<size, big_endian>::convert_host(v); } | |
1398 | ||
1399 | void | |
1400 | put_r_addend(typename Elf_types<size>::Elf_Swxword v) | |
1401 | { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); } | |
1402 | ||
1403 | private: | |
1404 | internal::Rela_data<size>* p_; | |
1405 | }; | |
1406 | ||
dbe717ef ILT |
1407 | // Accessor classes for entries in the ELF SHT_DYNAMIC section aka |
1408 | // PT_DYNAMIC segment. | |
1409 | ||
1410 | template<int size, bool big_endian> | |
1411 | class Dyn | |
1412 | { | |
1413 | public: | |
1414 | Dyn(const unsigned char* p) | |
1415 | : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p)) | |
1416 | { } | |
1417 | ||
1418 | template<typename File> | |
1419 | Dyn(File* file, typename File::Location loc) | |
1420 | : p_(reinterpret_cast<const internal::Dyn_data<size>*>( | |
1421 | file->view(loc.file_offset, loc.data_size).data())) | |
1422 | { } | |
1423 | ||
1424 | typename Elf_types<size>::Elf_Swxword | |
1425 | get_d_tag() const | |
1426 | { return Convert<size, big_endian>::convert_host(this->p_->d_tag); } | |
1427 | ||
1428 | typename Elf_types<size>::Elf_WXword | |
1429 | get_d_val() const | |
1430 | { return Convert<size, big_endian>::convert_host(this->p_->d_val); } | |
1431 | ||
1432 | typename Elf_types<size>::Elf_Addr | |
1433 | get_d_ptr() const | |
1434 | { return Convert<size, big_endian>::convert_host(this->p_->d_val); } | |
1435 | ||
1436 | private: | |
1437 | const internal::Dyn_data<size>* p_; | |
1438 | }; | |
1439 | ||
a3ad94ed ILT |
1440 | // Write class for an entry in the SHT_DYNAMIC section. |
1441 | ||
1442 | template<int size, bool big_endian> | |
1443 | class Dyn_write | |
1444 | { | |
1445 | public: | |
1446 | Dyn_write(unsigned char* p) | |
1447 | : p_(reinterpret_cast<internal::Dyn_data<size>*>(p)) | |
1448 | { } | |
1449 | ||
1450 | void | |
1451 | put_d_tag(typename Elf_types<size>::Elf_Swxword v) | |
1452 | { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); } | |
1453 | ||
1454 | void | |
1455 | put_d_val(typename Elf_types<size>::Elf_WXword v) | |
1456 | { this->p_->d_val = Convert<size, big_endian>::convert_host(v); } | |
1457 | ||
1458 | void | |
1459 | put_d_ptr(typename Elf_types<size>::Elf_Addr v) | |
1460 | { this->p_->d_val = Convert<size, big_endian>::convert_host(v); } | |
1461 | ||
1462 | private: | |
1463 | internal::Dyn_data<size>* p_; | |
1464 | }; | |
1465 | ||
dbe717ef ILT |
1466 | // Accessor classes for entries in the ELF SHT_GNU_verdef section. |
1467 | ||
1468 | template<int size, bool big_endian> | |
1469 | class Verdef | |
1470 | { | |
1471 | public: | |
1472 | Verdef(const unsigned char* p) | |
1473 | : p_(reinterpret_cast<const internal::Verdef_data*>(p)) | |
1474 | { } | |
1475 | ||
1476 | template<typename File> | |
1477 | Verdef(File* file, typename File::Location loc) | |
1478 | : p_(reinterpret_cast<const internal::Verdef_data*>( | |
1479 | file->view(loc.file_offset, loc.data_size).data())) | |
1480 | { } | |
1481 | ||
1482 | Elf_Half | |
1483 | get_vd_version() const | |
1484 | { return Convert<16, big_endian>::convert_host(this->p_->vd_version); } | |
1485 | ||
1486 | Elf_Half | |
1487 | get_vd_flags() const | |
1488 | { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); } | |
1489 | ||
1490 | Elf_Half | |
1491 | get_vd_ndx() const | |
1492 | { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); } | |
1493 | ||
1494 | Elf_Half | |
1495 | get_vd_cnt() const | |
1496 | { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); } | |
1497 | ||
1498 | Elf_Word | |
1499 | get_vd_hash() const | |
1500 | { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); } | |
1501 | ||
1502 | Elf_Word | |
1503 | get_vd_aux() const | |
1504 | { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); } | |
1505 | ||
1506 | Elf_Word | |
1507 | get_vd_next() const | |
1508 | { return Convert<32, big_endian>::convert_host(this->p_->vd_next); } | |
1509 | ||
1510 | private: | |
1511 | const internal::Verdef_data* p_; | |
1512 | }; | |
1513 | ||
14b31740 ILT |
1514 | template<int size, bool big_endian> |
1515 | class Verdef_write | |
1516 | { | |
1517 | public: | |
1518 | Verdef_write(unsigned char* p) | |
1519 | : p_(reinterpret_cast<internal::Verdef_data*>(p)) | |
1520 | { } | |
1521 | ||
1522 | void | |
1523 | set_vd_version(Elf_Half v) | |
1524 | { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); } | |
1525 | ||
1526 | void | |
1527 | set_vd_flags(Elf_Half v) | |
1528 | { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); } | |
1529 | ||
1530 | void | |
1531 | set_vd_ndx(Elf_Half v) | |
1532 | { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); } | |
1533 | ||
1534 | void | |
1535 | set_vd_cnt(Elf_Half v) | |
1536 | { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); } | |
1537 | ||
1538 | void | |
1539 | set_vd_hash(Elf_Word v) | |
1540 | { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); } | |
1541 | ||
1542 | void | |
1543 | set_vd_aux(Elf_Word v) | |
1544 | { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); } | |
1545 | ||
1546 | void | |
1547 | set_vd_next(Elf_Word v) | |
1548 | { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); } | |
1549 | ||
1550 | private: | |
1551 | internal::Verdef_data* p_; | |
1552 | }; | |
1553 | ||
dbe717ef ILT |
1554 | // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef |
1555 | // section. | |
1556 | ||
1557 | template<int size, bool big_endian> | |
1558 | class Verdaux | |
1559 | { | |
1560 | public: | |
1561 | Verdaux(const unsigned char* p) | |
1562 | : p_(reinterpret_cast<const internal::Verdaux_data*>(p)) | |
1563 | { } | |
1564 | ||
1565 | template<typename File> | |
1566 | Verdaux(File* file, typename File::Location loc) | |
1567 | : p_(reinterpret_cast<const internal::Verdaux_data*>( | |
1568 | file->view(loc.file_offset, loc.data_size).data())) | |
1569 | { } | |
1570 | ||
1571 | Elf_Word | |
1572 | get_vda_name() const | |
1573 | { return Convert<32, big_endian>::convert_host(this->p_->vda_name); } | |
1574 | ||
1575 | Elf_Word | |
1576 | get_vda_next() const | |
1577 | { return Convert<32, big_endian>::convert_host(this->p_->vda_next); } | |
1578 | ||
1579 | private: | |
1580 | const internal::Verdaux_data* p_; | |
1581 | }; | |
1582 | ||
14b31740 ILT |
1583 | template<int size, bool big_endian> |
1584 | class Verdaux_write | |
1585 | { | |
1586 | public: | |
1587 | Verdaux_write(unsigned char* p) | |
1588 | : p_(reinterpret_cast<internal::Verdaux_data*>(p)) | |
1589 | { } | |
1590 | ||
1591 | void | |
1592 | set_vda_name(Elf_Word v) | |
1593 | { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); } | |
1594 | ||
1595 | void | |
1596 | set_vda_next(Elf_Word v) | |
1597 | { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); } | |
1598 | ||
1599 | private: | |
1600 | internal::Verdaux_data* p_; | |
1601 | }; | |
1602 | ||
dbe717ef ILT |
1603 | // Accessor classes for entries in the ELF SHT_GNU_verneed section. |
1604 | ||
1605 | template<int size, bool big_endian> | |
1606 | class Verneed | |
1607 | { | |
1608 | public: | |
1609 | Verneed(const unsigned char* p) | |
1610 | : p_(reinterpret_cast<const internal::Verneed_data*>(p)) | |
1611 | { } | |
1612 | ||
1613 | template<typename File> | |
1614 | Verneed(File* file, typename File::Location loc) | |
1615 | : p_(reinterpret_cast<const internal::Verneed_data*>( | |
1616 | file->view(loc.file_offset, loc.data_size).data())) | |
1617 | { } | |
1618 | ||
1619 | Elf_Half | |
1620 | get_vn_version() const | |
1621 | { return Convert<16, big_endian>::convert_host(this->p_->vn_version); } | |
1622 | ||
1623 | Elf_Half | |
1624 | get_vn_cnt() const | |
1625 | { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); } | |
1626 | ||
1627 | Elf_Word | |
1628 | get_vn_file() const | |
1629 | { return Convert<32, big_endian>::convert_host(this->p_->vn_file); } | |
1630 | ||
1631 | Elf_Word | |
1632 | get_vn_aux() const | |
1633 | { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); } | |
1634 | ||
1635 | Elf_Word | |
1636 | get_vn_next() const | |
1637 | { return Convert<32, big_endian>::convert_host(this->p_->vn_next); } | |
1638 | ||
1639 | private: | |
1640 | const internal::Verneed_data* p_; | |
1641 | }; | |
1642 | ||
14b31740 ILT |
1643 | template<int size, bool big_endian> |
1644 | class Verneed_write | |
1645 | { | |
1646 | public: | |
1647 | Verneed_write(unsigned char* p) | |
1648 | : p_(reinterpret_cast<internal::Verneed_data*>(p)) | |
1649 | { } | |
1650 | ||
1651 | void | |
1652 | set_vn_version(Elf_Half v) | |
1653 | { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); } | |
1654 | ||
1655 | void | |
1656 | set_vn_cnt(Elf_Half v) | |
1657 | { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); } | |
1658 | ||
1659 | void | |
1660 | set_vn_file(Elf_Word v) | |
1661 | { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); } | |
1662 | ||
1663 | void | |
1664 | set_vn_aux(Elf_Word v) | |
1665 | { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); } | |
1666 | ||
1667 | void | |
1668 | set_vn_next(Elf_Word v) | |
1669 | { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); } | |
1670 | ||
1671 | private: | |
1672 | internal::Verneed_data* p_; | |
1673 | }; | |
1674 | ||
dbe717ef ILT |
1675 | // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed |
1676 | // section. | |
1677 | ||
1678 | template<int size, bool big_endian> | |
1679 | class Vernaux | |
1680 | { | |
1681 | public: | |
1682 | Vernaux(const unsigned char* p) | |
1683 | : p_(reinterpret_cast<const internal::Vernaux_data*>(p)) | |
1684 | { } | |
1685 | ||
1686 | template<typename File> | |
1687 | Vernaux(File* file, typename File::Location loc) | |
1688 | : p_(reinterpret_cast<const internal::Vernaux_data*>( | |
1689 | file->view(loc.file_offset, loc.data_size).data())) | |
1690 | { } | |
1691 | ||
1692 | Elf_Word | |
1693 | get_vna_hash() const | |
1694 | { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); } | |
1695 | ||
1696 | Elf_Half | |
1697 | get_vna_flags() const | |
1698 | { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); } | |
1699 | ||
1700 | Elf_Half | |
1701 | get_vna_other() const | |
1702 | { return Convert<16, big_endian>::convert_host(this->p_->vna_other); } | |
1703 | ||
1704 | Elf_Word | |
1705 | get_vna_name() const | |
1706 | { return Convert<32, big_endian>::convert_host(this->p_->vna_name); } | |
1707 | ||
1708 | Elf_Word | |
1709 | get_vna_next() const | |
1710 | { return Convert<32, big_endian>::convert_host(this->p_->vna_next); } | |
1711 | ||
1712 | private: | |
1713 | const internal::Vernaux_data* p_; | |
1714 | }; | |
1715 | ||
14b31740 ILT |
1716 | template<int size, bool big_endian> |
1717 | class Vernaux_write | |
1718 | { | |
1719 | public: | |
1720 | Vernaux_write(unsigned char* p) | |
1721 | : p_(reinterpret_cast<internal::Vernaux_data*>(p)) | |
1722 | { } | |
1723 | ||
1724 | void | |
1725 | set_vna_hash(Elf_Word v) | |
1726 | { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); } | |
1727 | ||
1728 | void | |
1729 | set_vna_flags(Elf_Half v) | |
1730 | { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); } | |
1731 | ||
1732 | void | |
1733 | set_vna_other(Elf_Half v) | |
1734 | { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); } | |
1735 | ||
1736 | void | |
1737 | set_vna_name(Elf_Word v) | |
1738 | { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); } | |
1739 | ||
1740 | void | |
1741 | set_vna_next(Elf_Word v) | |
1742 | { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); } | |
1743 | ||
1744 | private: | |
1745 | internal::Vernaux_data* p_; | |
1746 | }; | |
dbe717ef | 1747 | |
bae7f79e ILT |
1748 | } // End namespace elfcpp. |
1749 | ||
1750 | #endif // !defined(ELFPCP_H) |