| 1 | // elfcpp.h -- main header file for elfcpp -*- C++ -*- |
| 2 | |
| 3 | // Copyright (C) 2006-2019 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 | |
| 32 | // This is the external interface for elfcpp. |
| 33 | |
| 34 | #ifndef ELFCPP_H |
| 35 | #define ELFCPP_H |
| 36 | |
| 37 | #include "elfcpp_swap.h" |
| 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> |
| 58 | struct Elf_types; |
| 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; |
| 66 | typedef int32_t Elf_Swxword; |
| 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; |
| 75 | typedef int64_t Elf_Swxword; |
| 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_GNU = 3, |
| 133 | // ELFOSABI_LINUX is an alias for ELFOSABI_GNU. |
| 134 | ELFOSABI_LINUX = 3, |
| 135 | ELFOSABI_SOLARIS = 6, |
| 136 | ELFOSABI_AIX = 7, |
| 137 | ELFOSABI_IRIX = 8, |
| 138 | ELFOSABI_FREEBSD = 9, |
| 139 | ELFOSABI_TRU64 = 10, |
| 140 | ELFOSABI_MODESTO = 11, |
| 141 | ELFOSABI_OPENBSD = 12, |
| 142 | ELFOSABI_OPENVMS = 13, |
| 143 | ELFOSABI_NSK = 14, |
| 144 | ELFOSABI_AROS = 15, |
| 145 | // A GNU extension for the ARM. |
| 146 | ELFOSABI_ARM = 97, |
| 147 | // A GNU extension for the MSP. |
| 148 | ELFOSABI_STANDALONE = 255 |
| 149 | }; |
| 150 | |
| 151 | // The valid values found in the Ehdr e_type field. |
| 152 | |
| 153 | enum ET |
| 154 | { |
| 155 | ET_NONE = 0, |
| 156 | ET_REL = 1, |
| 157 | ET_EXEC = 2, |
| 158 | ET_DYN = 3, |
| 159 | ET_CORE = 4, |
| 160 | ET_LOOS = 0xfe00, |
| 161 | ET_HIOS = 0xfeff, |
| 162 | ET_LOPROC = 0xff00, |
| 163 | ET_HIPROC = 0xffff |
| 164 | }; |
| 165 | |
| 166 | // The valid values found in the Ehdr e_machine field. |
| 167 | |
| 168 | enum EM |
| 169 | { |
| 170 | EM_NONE = 0, |
| 171 | EM_M32 = 1, |
| 172 | EM_SPARC = 2, |
| 173 | EM_386 = 3, |
| 174 | EM_68K = 4, |
| 175 | EM_88K = 5, |
| 176 | EM_IAMCU = 6, |
| 177 | EM_860 = 7, |
| 178 | EM_MIPS = 8, |
| 179 | EM_S370 = 9, |
| 180 | EM_MIPS_RS3_LE = 10, |
| 181 | // 11 was the old Sparc V9 ABI. |
| 182 | // 12 through 14 are reserved. |
| 183 | EM_PARISC = 15, |
| 184 | // 16 is reserved. |
| 185 | // Some old PowerPC object files use 17. |
| 186 | EM_VPP500 = 17, |
| 187 | EM_SPARC32PLUS = 18, |
| 188 | EM_960 = 19, |
| 189 | EM_PPC = 20, |
| 190 | EM_PPC64 = 21, |
| 191 | EM_S390 = 22, |
| 192 | // 23 through 35 are served. |
| 193 | EM_V800 = 36, |
| 194 | EM_FR20 = 37, |
| 195 | EM_RH32 = 38, |
| 196 | EM_RCE = 39, |
| 197 | EM_ARM = 40, |
| 198 | EM_ALPHA = 41, |
| 199 | EM_SH = 42, |
| 200 | EM_SPARCV9 = 43, |
| 201 | EM_TRICORE = 44, |
| 202 | EM_ARC = 45, |
| 203 | EM_H8_300 = 46, |
| 204 | EM_H8_300H = 47, |
| 205 | EM_H8S = 48, |
| 206 | EM_H8_500 = 49, |
| 207 | EM_IA_64 = 50, |
| 208 | EM_MIPS_X = 51, |
| 209 | EM_COLDFIRE = 52, |
| 210 | EM_68HC12 = 53, |
| 211 | EM_MMA = 54, |
| 212 | EM_PCP = 55, |
| 213 | EM_NCPU = 56, |
| 214 | EM_NDR1 = 57, |
| 215 | EM_STARCORE = 58, |
| 216 | EM_ME16 = 59, |
| 217 | EM_ST100 = 60, |
| 218 | EM_TINYJ = 61, |
| 219 | EM_X86_64 = 62, |
| 220 | EM_PDSP = 63, |
| 221 | EM_PDP10 = 64, |
| 222 | EM_PDP11 = 65, |
| 223 | EM_FX66 = 66, |
| 224 | EM_ST9PLUS = 67, |
| 225 | EM_ST7 = 68, |
| 226 | EM_68HC16 = 69, |
| 227 | EM_68HC11 = 70, |
| 228 | EM_68HC08 = 71, |
| 229 | EM_68HC05 = 72, |
| 230 | EM_SVX = 73, |
| 231 | EM_ST19 = 74, |
| 232 | EM_VAX = 75, |
| 233 | EM_CRIS = 76, |
| 234 | EM_JAVELIN = 77, |
| 235 | EM_FIREPATH = 78, |
| 236 | EM_ZSP = 79, |
| 237 | EM_MMIX = 80, |
| 238 | EM_HUANY = 81, |
| 239 | EM_PRISM = 82, |
| 240 | EM_AVR = 83, |
| 241 | EM_FR30 = 84, |
| 242 | EM_D10V = 85, |
| 243 | EM_D30V = 86, |
| 244 | EM_V850 = 87, |
| 245 | EM_M32R = 88, |
| 246 | EM_MN10300 = 89, |
| 247 | EM_MN10200 = 90, |
| 248 | EM_PJ = 91, |
| 249 | EM_OR1K = 92, |
| 250 | EM_ARC_A5 = 93, |
| 251 | EM_XTENSA = 94, |
| 252 | EM_VIDEOCORE = 95, |
| 253 | EM_TMM_GPP = 96, |
| 254 | EM_NS32K = 97, |
| 255 | EM_TPC = 98, |
| 256 | // Some old picoJava object files use 99 (EM_PJ is correct). |
| 257 | EM_SNP1K = 99, |
| 258 | EM_ST200 = 100, |
| 259 | EM_IP2K = 101, |
| 260 | EM_MAX = 102, |
| 261 | EM_CR = 103, |
| 262 | EM_F2MC16 = 104, |
| 263 | EM_MSP430 = 105, |
| 264 | EM_BLACKFIN = 106, |
| 265 | EM_SE_C33 = 107, |
| 266 | EM_SEP = 108, |
| 267 | EM_ARCA = 109, |
| 268 | EM_UNICORE = 110, |
| 269 | EM_ALTERA_NIOS2 = 113, |
| 270 | EM_CRX = 114, |
| 271 | EM_TI_PRU = 144, |
| 272 | EM_AARCH64 = 183, |
| 273 | EM_TILEGX = 191, |
| 274 | // The Morph MT. |
| 275 | EM_MT = 0x2530, |
| 276 | // DLX. |
| 277 | EM_DLX = 0x5aa5, |
| 278 | // FRV. |
| 279 | EM_FRV = 0x5441, |
| 280 | // Infineon Technologies 16-bit microcontroller with C166-V2 core. |
| 281 | EM_X16X = 0x4688, |
| 282 | // Xstorym16 |
| 283 | EM_XSTORMY16 = 0xad45, |
| 284 | // Renesas M32C |
| 285 | EM_M32C = 0xfeb0, |
| 286 | // Vitesse IQ2000 |
| 287 | EM_IQ2000 = 0xfeba, |
| 288 | // NIOS |
| 289 | EM_NIOS32 = 0xfebb |
| 290 | // Old AVR objects used 0x1057 (EM_AVR is correct). |
| 291 | // Old MSP430 objects used 0x1059 (EM_MSP430 is correct). |
| 292 | // Old FR30 objects used 0x3330 (EM_FR30 is correct). |
| 293 | // Old OpenRISC objects used 0x3426 and 0x8472 (EM_OR1K is correct). |
| 294 | // Old D10V objects used 0x7650 (EM_D10V is correct). |
| 295 | // Old D30V objects used 0x7676 (EM_D30V is correct). |
| 296 | // Old IP2X objects used 0x8217 (EM_IP2K is correct). |
| 297 | // Old PowerPC objects used 0x9025 (EM_PPC is correct). |
| 298 | // Old Alpha objects used 0x9026 (EM_ALPHA is correct). |
| 299 | // Old M32R objects used 0x9041 (EM_M32R is correct). |
| 300 | // Old V850 objects used 0x9080 (EM_V850 is correct). |
| 301 | // Old S/390 objects used 0xa390 (EM_S390 is correct). |
| 302 | // Old Xtensa objects used 0xabc7 (EM_XTENSA is correct). |
| 303 | // Old MN10300 objects used 0xbeef (EM_MN10300 is correct). |
| 304 | // Old MN10200 objects used 0xdead (EM_MN10200 is correct). |
| 305 | }; |
| 306 | |
| 307 | // A special value found in the Ehdr e_phnum field. |
| 308 | |
| 309 | enum |
| 310 | { |
| 311 | // Number of program segments stored in sh_info field of first |
| 312 | // section headre. |
| 313 | PN_XNUM = 0xffff |
| 314 | }; |
| 315 | |
| 316 | // Special section indices. |
| 317 | |
| 318 | enum |
| 319 | { |
| 320 | SHN_UNDEF = 0, |
| 321 | SHN_LORESERVE = 0xff00, |
| 322 | SHN_LOPROC = 0xff00, |
| 323 | SHN_HIPROC = 0xff1f, |
| 324 | SHN_LOOS = 0xff20, |
| 325 | SHN_HIOS = 0xff3f, |
| 326 | SHN_ABS = 0xfff1, |
| 327 | SHN_COMMON = 0xfff2, |
| 328 | SHN_XINDEX = 0xffff, |
| 329 | SHN_HIRESERVE = 0xffff, |
| 330 | |
| 331 | // Provide for initial and final section ordering in conjunction |
| 332 | // with the SHF_LINK_ORDER and SHF_ORDERED section flags. |
| 333 | SHN_BEFORE = 0xff00, |
| 334 | SHN_AFTER = 0xff01, |
| 335 | |
| 336 | // x86_64 specific large common symbol. |
| 337 | SHN_X86_64_LCOMMON = 0xff02 |
| 338 | }; |
| 339 | |
| 340 | // The valid values found in the Shdr sh_type field. |
| 341 | |
| 342 | enum SHT |
| 343 | { |
| 344 | SHT_NULL = 0, |
| 345 | SHT_PROGBITS = 1, |
| 346 | SHT_SYMTAB = 2, |
| 347 | SHT_STRTAB = 3, |
| 348 | SHT_RELA = 4, |
| 349 | SHT_HASH = 5, |
| 350 | SHT_DYNAMIC = 6, |
| 351 | SHT_NOTE = 7, |
| 352 | SHT_NOBITS = 8, |
| 353 | SHT_REL = 9, |
| 354 | SHT_SHLIB = 10, |
| 355 | SHT_DYNSYM = 11, |
| 356 | SHT_INIT_ARRAY = 14, |
| 357 | SHT_FINI_ARRAY = 15, |
| 358 | SHT_PREINIT_ARRAY = 16, |
| 359 | SHT_GROUP = 17, |
| 360 | SHT_SYMTAB_SHNDX = 18, |
| 361 | SHT_LOOS = 0x60000000, |
| 362 | SHT_HIOS = 0x6fffffff, |
| 363 | SHT_LOPROC = 0x70000000, |
| 364 | SHT_HIPROC = 0x7fffffff, |
| 365 | SHT_LOUSER = 0x80000000, |
| 366 | SHT_HIUSER = 0xffffffff, |
| 367 | // The remaining values are not in the standard. |
| 368 | // Incremental build data. |
| 369 | SHT_GNU_INCREMENTAL_INPUTS = 0x6fff4700, |
| 370 | SHT_GNU_INCREMENTAL_SYMTAB = 0x6fff4701, |
| 371 | SHT_GNU_INCREMENTAL_RELOCS = 0x6fff4702, |
| 372 | SHT_GNU_INCREMENTAL_GOT_PLT = 0x6fff4703, |
| 373 | // Object attributes. |
| 374 | SHT_GNU_ATTRIBUTES = 0x6ffffff5, |
| 375 | // GNU style dynamic hash table. |
| 376 | SHT_GNU_HASH = 0x6ffffff6, |
| 377 | // List of prelink dependencies. |
| 378 | SHT_GNU_LIBLIST = 0x6ffffff7, |
| 379 | // Versions defined by file. |
| 380 | SHT_SUNW_verdef = 0x6ffffffd, |
| 381 | SHT_GNU_verdef = 0x6ffffffd, |
| 382 | // Versions needed by file. |
| 383 | SHT_SUNW_verneed = 0x6ffffffe, |
| 384 | SHT_GNU_verneed = 0x6ffffffe, |
| 385 | // Symbol versions, |
| 386 | SHT_SUNW_versym = 0x6fffffff, |
| 387 | SHT_GNU_versym = 0x6fffffff, |
| 388 | |
| 389 | SHT_SPARC_GOTDATA = 0x70000000, |
| 390 | |
| 391 | // ARM-specific section types. |
| 392 | // Exception Index table. |
| 393 | SHT_ARM_EXIDX = 0x70000001, |
| 394 | // BPABI DLL dynamic linking pre-emption map. |
| 395 | SHT_ARM_PREEMPTMAP = 0x70000002, |
| 396 | // Object file compatibility attributes. |
| 397 | SHT_ARM_ATTRIBUTES = 0x70000003, |
| 398 | // Support for debugging overlaid programs. |
| 399 | SHT_ARM_DEBUGOVERLAY = 0x70000004, |
| 400 | SHT_ARM_OVERLAYSECTION = 0x70000005, |
| 401 | |
| 402 | // x86_64 unwind information. |
| 403 | SHT_X86_64_UNWIND = 0x70000001, |
| 404 | |
| 405 | // MIPS-specific section types. |
| 406 | // Section contains register usage information. |
| 407 | SHT_MIPS_REGINFO = 0x70000006, |
| 408 | // Section contains miscellaneous options. |
| 409 | SHT_MIPS_OPTIONS = 0x7000000d, |
| 410 | // ABI related flags section. |
| 411 | SHT_MIPS_ABIFLAGS = 0x7000002a, |
| 412 | |
| 413 | // AARCH64-specific section type. |
| 414 | SHT_AARCH64_ATTRIBUTES = 0x70000003, |
| 415 | |
| 416 | // Link editor is to sort the entries in this section based on the |
| 417 | // address specified in the associated symbol table entry. |
| 418 | SHT_ORDERED = 0x7fffffff |
| 419 | }; |
| 420 | |
| 421 | // The valid bit flags found in the Shdr sh_flags field. |
| 422 | |
| 423 | enum SHF |
| 424 | { |
| 425 | SHF_WRITE = 0x1, |
| 426 | SHF_ALLOC = 0x2, |
| 427 | SHF_EXECINSTR = 0x4, |
| 428 | SHF_MERGE = 0x10, |
| 429 | SHF_STRINGS = 0x20, |
| 430 | SHF_INFO_LINK = 0x40, |
| 431 | SHF_LINK_ORDER = 0x80, |
| 432 | SHF_OS_NONCONFORMING = 0x100, |
| 433 | SHF_GROUP = 0x200, |
| 434 | SHF_TLS = 0x400, |
| 435 | SHF_COMPRESSED = 0x800, |
| 436 | SHF_MASKOS = 0x0ff00000, |
| 437 | SHF_MASKPROC = 0xf0000000, |
| 438 | |
| 439 | // Indicates this section requires ordering in relation to |
| 440 | // other sections of the same type. Ordered sections are |
| 441 | // combined within the section pointed to by the sh_link entry. |
| 442 | // The sh_info values SHN_BEFORE and SHN_AFTER imply that the |
| 443 | // sorted section is to precede or follow, respectively, all |
| 444 | // other sections in the set being ordered. |
| 445 | SHF_ORDERED = 0x40000000, |
| 446 | // This section is excluded from input to the link-edit of an |
| 447 | // executable or shared object. This flag is ignored if SHF_ALLOC |
| 448 | // is also set, or if relocations exist against the section. |
| 449 | SHF_EXCLUDE = 0x80000000, |
| 450 | |
| 451 | // Section with data that is GP relative addressable. |
| 452 | SHF_MIPS_GPREL = 0x10000000, |
| 453 | |
| 454 | // x86_64 specific large section. |
| 455 | SHF_X86_64_LARGE = 0x10000000 |
| 456 | }; |
| 457 | |
| 458 | // Values which appear in the first Elf_WXword of the section data |
| 459 | // of a SHF_COMPRESSED section. |
| 460 | enum |
| 461 | { |
| 462 | ELFCOMPRESS_ZLIB = 1, |
| 463 | ELFCOMPRESS_LOOS = 0x60000000, |
| 464 | ELFCOMPRESS_HIOS = 0x6fffffff, |
| 465 | ELFCOMPRESS_LOPROC = 0x70000000, |
| 466 | ELFCOMPRESS_HIPROC = 0x7fffffff, |
| 467 | }; |
| 468 | |
| 469 | // Bit flags which appear in the first 32-bit word of the section data |
| 470 | // of a SHT_GROUP section. |
| 471 | |
| 472 | enum |
| 473 | { |
| 474 | GRP_COMDAT = 0x1, |
| 475 | GRP_MASKOS = 0x0ff00000, |
| 476 | GRP_MASKPROC = 0xf0000000 |
| 477 | }; |
| 478 | |
| 479 | // The valid values found in the Phdr p_type field. |
| 480 | |
| 481 | enum PT |
| 482 | { |
| 483 | PT_NULL = 0, |
| 484 | PT_LOAD = 1, |
| 485 | PT_DYNAMIC = 2, |
| 486 | PT_INTERP = 3, |
| 487 | PT_NOTE = 4, |
| 488 | PT_SHLIB = 5, |
| 489 | PT_PHDR = 6, |
| 490 | PT_TLS = 7, |
| 491 | PT_LOOS = 0x60000000, |
| 492 | PT_HIOS = 0x6fffffff, |
| 493 | PT_LOPROC = 0x70000000, |
| 494 | PT_HIPROC = 0x7fffffff, |
| 495 | // The remaining values are not in the standard. |
| 496 | // Frame unwind information. |
| 497 | PT_GNU_EH_FRAME = 0x6474e550, |
| 498 | PT_SUNW_EH_FRAME = 0x6474e550, |
| 499 | // Stack flags. |
| 500 | PT_GNU_STACK = 0x6474e551, |
| 501 | // Read only after relocation. |
| 502 | PT_GNU_RELRO = 0x6474e552, |
| 503 | // Platform architecture compatibility information |
| 504 | PT_ARM_ARCHEXT = 0x70000000, |
| 505 | // Exception unwind tables |
| 506 | PT_ARM_EXIDX = 0x70000001, |
| 507 | // Register usage information. Identifies one .reginfo section. |
| 508 | PT_MIPS_REGINFO =0x70000000, |
| 509 | // Runtime procedure table. |
| 510 | PT_MIPS_RTPROC = 0x70000001, |
| 511 | // .MIPS.options section. |
| 512 | PT_MIPS_OPTIONS = 0x70000002, |
| 513 | // .MIPS.abiflags section. |
| 514 | PT_MIPS_ABIFLAGS = 0x70000003, |
| 515 | // Platform architecture compatibility information |
| 516 | PT_AARCH64_ARCHEXT = 0x70000000, |
| 517 | // Exception unwind tables |
| 518 | PT_AARCH64_UNWIND = 0x70000001, |
| 519 | // 4k page table size |
| 520 | PT_S390_PGSTE = 0x70000000, |
| 521 | }; |
| 522 | |
| 523 | // The valid bit flags found in the Phdr p_flags field. |
| 524 | |
| 525 | enum PF |
| 526 | { |
| 527 | PF_X = 0x1, |
| 528 | PF_W = 0x2, |
| 529 | PF_R = 0x4, |
| 530 | PF_MASKOS = 0x0ff00000, |
| 531 | PF_MASKPROC = 0xf0000000 |
| 532 | }; |
| 533 | |
| 534 | // Symbol binding from Sym st_info field. |
| 535 | |
| 536 | enum STB |
| 537 | { |
| 538 | STB_LOCAL = 0, |
| 539 | STB_GLOBAL = 1, |
| 540 | STB_WEAK = 2, |
| 541 | STB_LOOS = 10, |
| 542 | STB_GNU_UNIQUE = 10, |
| 543 | STB_HIOS = 12, |
| 544 | STB_LOPROC = 13, |
| 545 | STB_HIPROC = 15 |
| 546 | }; |
| 547 | |
| 548 | // Symbol types from Sym st_info field. |
| 549 | |
| 550 | enum STT |
| 551 | { |
| 552 | STT_NOTYPE = 0, |
| 553 | STT_OBJECT = 1, |
| 554 | STT_FUNC = 2, |
| 555 | STT_SECTION = 3, |
| 556 | STT_FILE = 4, |
| 557 | STT_COMMON = 5, |
| 558 | STT_TLS = 6, |
| 559 | |
| 560 | // GNU extension: symbol value points to a function which is called |
| 561 | // at runtime to determine the final value of the symbol. |
| 562 | STT_GNU_IFUNC = 10, |
| 563 | |
| 564 | STT_LOOS = 10, |
| 565 | STT_HIOS = 12, |
| 566 | STT_LOPROC = 13, |
| 567 | STT_HIPROC = 15, |
| 568 | |
| 569 | // The section type that must be used for register symbols on |
| 570 | // Sparc. These symbols initialize a global register. |
| 571 | STT_SPARC_REGISTER = 13, |
| 572 | |
| 573 | // ARM: a THUMB function. This is not defined in ARM ELF Specification but |
| 574 | // used by the GNU tool-chain. |
| 575 | STT_ARM_TFUNC = 13 |
| 576 | }; |
| 577 | |
| 578 | inline STB |
| 579 | elf_st_bind(unsigned char info) |
| 580 | { |
| 581 | return static_cast<STB>(info >> 4); |
| 582 | } |
| 583 | |
| 584 | inline STT |
| 585 | elf_st_type(unsigned char info) |
| 586 | { |
| 587 | return static_cast<STT>(info & 0xf); |
| 588 | } |
| 589 | |
| 590 | inline unsigned char |
| 591 | elf_st_info(STB bind, STT type) |
| 592 | { |
| 593 | return ((static_cast<unsigned char>(bind) << 4) |
| 594 | + (static_cast<unsigned char>(type) & 0xf)); |
| 595 | } |
| 596 | |
| 597 | // Symbol visibility from Sym st_other field. |
| 598 | |
| 599 | enum STV |
| 600 | { |
| 601 | STV_DEFAULT = 0, |
| 602 | STV_INTERNAL = 1, |
| 603 | STV_HIDDEN = 2, |
| 604 | STV_PROTECTED = 3 |
| 605 | }; |
| 606 | |
| 607 | inline STV |
| 608 | elf_st_visibility(unsigned char other) |
| 609 | { |
| 610 | return static_cast<STV>(other & 0x3); |
| 611 | } |
| 612 | |
| 613 | inline unsigned char |
| 614 | elf_st_nonvis(unsigned char other) |
| 615 | { |
| 616 | return static_cast<STV>(other >> 2); |
| 617 | } |
| 618 | |
| 619 | inline unsigned char |
| 620 | elf_st_other(STV vis, unsigned char nonvis) |
| 621 | { |
| 622 | return ((nonvis << 2) |
| 623 | + (static_cast<unsigned char>(vis) & 3)); |
| 624 | } |
| 625 | |
| 626 | // Reloc information from Rel/Rela r_info field. |
| 627 | |
| 628 | template<int size> |
| 629 | unsigned int |
| 630 | elf_r_sym(typename Elf_types<size>::Elf_WXword); |
| 631 | |
| 632 | template<> |
| 633 | inline unsigned int |
| 634 | elf_r_sym<32>(Elf_Word v) |
| 635 | { |
| 636 | return v >> 8; |
| 637 | } |
| 638 | |
| 639 | template<> |
| 640 | inline unsigned int |
| 641 | elf_r_sym<64>(Elf_Xword v) |
| 642 | { |
| 643 | return v >> 32; |
| 644 | } |
| 645 | |
| 646 | template<int size> |
| 647 | unsigned int |
| 648 | elf_r_type(typename Elf_types<size>::Elf_WXword); |
| 649 | |
| 650 | template<> |
| 651 | inline unsigned int |
| 652 | elf_r_type<32>(Elf_Word v) |
| 653 | { |
| 654 | return v & 0xff; |
| 655 | } |
| 656 | |
| 657 | template<> |
| 658 | inline unsigned int |
| 659 | elf_r_type<64>(Elf_Xword v) |
| 660 | { |
| 661 | return v & 0xffffffff; |
| 662 | } |
| 663 | |
| 664 | template<int size> |
| 665 | typename Elf_types<size>::Elf_WXword |
| 666 | elf_r_info(unsigned int s, unsigned int t); |
| 667 | |
| 668 | template<> |
| 669 | inline Elf_Word |
| 670 | elf_r_info<32>(unsigned int s, unsigned int t) |
| 671 | { |
| 672 | return (s << 8) + (t & 0xff); |
| 673 | } |
| 674 | |
| 675 | template<> |
| 676 | inline Elf_Xword |
| 677 | elf_r_info<64>(unsigned int s, unsigned int t) |
| 678 | { |
| 679 | return (static_cast<Elf_Xword>(s) << 32) + (t & 0xffffffff); |
| 680 | } |
| 681 | |
| 682 | // Dynamic tags found in the PT_DYNAMIC segment. |
| 683 | |
| 684 | enum DT |
| 685 | { |
| 686 | DT_NULL = 0, |
| 687 | DT_NEEDED = 1, |
| 688 | DT_PLTRELSZ = 2, |
| 689 | DT_PLTGOT = 3, |
| 690 | DT_HASH = 4, |
| 691 | DT_STRTAB = 5, |
| 692 | DT_SYMTAB = 6, |
| 693 | DT_RELA = 7, |
| 694 | DT_RELASZ = 8, |
| 695 | DT_RELAENT = 9, |
| 696 | DT_STRSZ = 10, |
| 697 | DT_SYMENT = 11, |
| 698 | DT_INIT = 12, |
| 699 | DT_FINI = 13, |
| 700 | DT_SONAME = 14, |
| 701 | DT_RPATH = 15, |
| 702 | DT_SYMBOLIC = 16, |
| 703 | DT_REL = 17, |
| 704 | DT_RELSZ = 18, |
| 705 | DT_RELENT = 19, |
| 706 | DT_PLTREL = 20, |
| 707 | DT_DEBUG = 21, |
| 708 | DT_TEXTREL = 22, |
| 709 | DT_JMPREL = 23, |
| 710 | DT_BIND_NOW = 24, |
| 711 | DT_INIT_ARRAY = 25, |
| 712 | DT_FINI_ARRAY = 26, |
| 713 | DT_INIT_ARRAYSZ = 27, |
| 714 | DT_FINI_ARRAYSZ = 28, |
| 715 | DT_RUNPATH = 29, |
| 716 | DT_FLAGS = 30, |
| 717 | |
| 718 | // This is used to mark a range of dynamic tags. It is not really |
| 719 | // a tag value. |
| 720 | DT_ENCODING = 32, |
| 721 | |
| 722 | DT_PREINIT_ARRAY = 32, |
| 723 | DT_PREINIT_ARRAYSZ = 33, |
| 724 | DT_LOOS = 0x6000000d, |
| 725 | DT_HIOS = 0x6ffff000, |
| 726 | DT_LOPROC = 0x70000000, |
| 727 | DT_HIPROC = 0x7fffffff, |
| 728 | |
| 729 | // The remaining values are extensions used by GNU or Solaris. |
| 730 | DT_VALRNGLO = 0x6ffffd00, |
| 731 | DT_GNU_PRELINKED = 0x6ffffdf5, |
| 732 | DT_GNU_CONFLICTSZ = 0x6ffffdf6, |
| 733 | DT_GNU_LIBLISTSZ = 0x6ffffdf7, |
| 734 | DT_CHECKSUM = 0x6ffffdf8, |
| 735 | DT_PLTPADSZ = 0x6ffffdf9, |
| 736 | DT_MOVEENT = 0x6ffffdfa, |
| 737 | DT_MOVESZ = 0x6ffffdfb, |
| 738 | DT_FEATURE = 0x6ffffdfc, |
| 739 | DT_POSFLAG_1 = 0x6ffffdfd, |
| 740 | DT_SYMINSZ = 0x6ffffdfe, |
| 741 | DT_SYMINENT = 0x6ffffdff, |
| 742 | DT_VALRNGHI = 0x6ffffdff, |
| 743 | |
| 744 | DT_ADDRRNGLO = 0x6ffffe00, |
| 745 | DT_GNU_HASH = 0x6ffffef5, |
| 746 | DT_TLSDESC_PLT = 0x6ffffef6, |
| 747 | DT_TLSDESC_GOT = 0x6ffffef7, |
| 748 | DT_GNU_CONFLICT = 0x6ffffef8, |
| 749 | DT_GNU_LIBLIST = 0x6ffffef9, |
| 750 | DT_CONFIG = 0x6ffffefa, |
| 751 | DT_DEPAUDIT = 0x6ffffefb, |
| 752 | DT_AUDIT = 0x6ffffefc, |
| 753 | DT_PLTPAD = 0x6ffffefd, |
| 754 | DT_MOVETAB = 0x6ffffefe, |
| 755 | DT_SYMINFO = 0x6ffffeff, |
| 756 | DT_ADDRRNGHI = 0x6ffffeff, |
| 757 | |
| 758 | DT_RELACOUNT = 0x6ffffff9, |
| 759 | DT_RELCOUNT = 0x6ffffffa, |
| 760 | DT_FLAGS_1 = 0x6ffffffb, |
| 761 | DT_VERDEF = 0x6ffffffc, |
| 762 | DT_VERDEFNUM = 0x6ffffffd, |
| 763 | DT_VERNEED = 0x6ffffffe, |
| 764 | DT_VERNEEDNUM = 0x6fffffff, |
| 765 | |
| 766 | DT_VERSYM = 0x6ffffff0, |
| 767 | |
| 768 | // Specify the value of _GLOBAL_OFFSET_TABLE_. |
| 769 | DT_PPC_GOT = 0x70000000, |
| 770 | |
| 771 | // Specify whether various optimisations are possible. |
| 772 | DT_PPC_OPT = 0x70000001, |
| 773 | |
| 774 | // Specify the start of the .glink section. |
| 775 | DT_PPC64_GLINK = 0x70000000, |
| 776 | |
| 777 | // Specify the start and size of the .opd section. |
| 778 | DT_PPC64_OPD = 0x70000001, |
| 779 | DT_PPC64_OPDSZ = 0x70000002, |
| 780 | |
| 781 | // Specify whether various optimisations are possible. |
| 782 | DT_PPC64_OPT = 0x70000003, |
| 783 | |
| 784 | // The index of an STT_SPARC_REGISTER symbol within the DT_SYMTAB |
| 785 | // symbol table. One dynamic entry exists for every STT_SPARC_REGISTER |
| 786 | // symbol in the symbol table. |
| 787 | DT_SPARC_REGISTER = 0x70000001, |
| 788 | |
| 789 | // MIPS specific dynamic array tags. |
| 790 | // 32 bit version number for runtime linker interface. |
| 791 | DT_MIPS_RLD_VERSION = 0x70000001, |
| 792 | // Time stamp. |
| 793 | DT_MIPS_TIME_STAMP = 0x70000002, |
| 794 | // Checksum of external strings and common sizes. |
| 795 | DT_MIPS_ICHECKSUM = 0x70000003, |
| 796 | // Index of version string in string table. |
| 797 | DT_MIPS_IVERSION = 0x70000004, |
| 798 | // 32 bits of flags. |
| 799 | DT_MIPS_FLAGS = 0x70000005, |
| 800 | // Base address of the segment. |
| 801 | DT_MIPS_BASE_ADDRESS = 0x70000006, |
| 802 | // ??? |
| 803 | DT_MIPS_MSYM = 0x70000007, |
| 804 | // Address of .conflict section. |
| 805 | DT_MIPS_CONFLICT = 0x70000008, |
| 806 | // Address of .liblist section. |
| 807 | DT_MIPS_LIBLIST = 0x70000009, |
| 808 | // Number of local global offset table entries. |
| 809 | DT_MIPS_LOCAL_GOTNO = 0x7000000a, |
| 810 | // Number of entries in the .conflict section. |
| 811 | DT_MIPS_CONFLICTNO = 0x7000000b, |
| 812 | // Number of entries in the .liblist section. |
| 813 | DT_MIPS_LIBLISTNO = 0x70000010, |
| 814 | // Number of entries in the .dynsym section. |
| 815 | DT_MIPS_SYMTABNO = 0x70000011, |
| 816 | // Index of first external dynamic symbol not referenced locally. |
| 817 | DT_MIPS_UNREFEXTNO = 0x70000012, |
| 818 | // Index of first dynamic symbol in global offset table. |
| 819 | DT_MIPS_GOTSYM = 0x70000013, |
| 820 | // Number of page table entries in global offset table. |
| 821 | DT_MIPS_HIPAGENO = 0x70000014, |
| 822 | // Address of run time loader map, used for debugging. |
| 823 | DT_MIPS_RLD_MAP = 0x70000016, |
| 824 | // Delta C++ class definition. |
| 825 | DT_MIPS_DELTA_CLASS = 0x70000017, |
| 826 | // Number of entries in DT_MIPS_DELTA_CLASS. |
| 827 | DT_MIPS_DELTA_CLASS_NO = 0x70000018, |
| 828 | // Delta C++ class instances. |
| 829 | DT_MIPS_DELTA_INSTANCE = 0x70000019, |
| 830 | // Number of entries in DT_MIPS_DELTA_INSTANCE. |
| 831 | DT_MIPS_DELTA_INSTANCE_NO = 0x7000001a, |
| 832 | // Delta relocations. |
| 833 | DT_MIPS_DELTA_RELOC = 0x7000001b, |
| 834 | // Number of entries in DT_MIPS_DELTA_RELOC. |
| 835 | DT_MIPS_DELTA_RELOC_NO = 0x7000001c, |
| 836 | // Delta symbols that Delta relocations refer to. |
| 837 | DT_MIPS_DELTA_SYM = 0x7000001d, |
| 838 | // Number of entries in DT_MIPS_DELTA_SYM. |
| 839 | DT_MIPS_DELTA_SYM_NO = 0x7000001e, |
| 840 | // Delta symbols that hold class declarations. |
| 841 | DT_MIPS_DELTA_CLASSSYM = 0x70000020, |
| 842 | // Number of entries in DT_MIPS_DELTA_CLASSSYM. |
| 843 | DT_MIPS_DELTA_CLASSSYM_NO = 0x70000021, |
| 844 | // Flags indicating information about C++ flavor. |
| 845 | DT_MIPS_CXX_FLAGS = 0x70000022, |
| 846 | // Pixie information (???). |
| 847 | DT_MIPS_PIXIE_INIT = 0x70000023, |
| 848 | // Address of .MIPS.symlib |
| 849 | DT_MIPS_SYMBOL_LIB = 0x70000024, |
| 850 | // The GOT index of the first PTE for a segment |
| 851 | DT_MIPS_LOCALPAGE_GOTIDX = 0x70000025, |
| 852 | // The GOT index of the first PTE for a local symbol |
| 853 | DT_MIPS_LOCAL_GOTIDX = 0x70000026, |
| 854 | // The GOT index of the first PTE for a hidden symbol |
| 855 | DT_MIPS_HIDDEN_GOTIDX = 0x70000027, |
| 856 | // The GOT index of the first PTE for a protected symbol |
| 857 | DT_MIPS_PROTECTED_GOTIDX = 0x70000028, |
| 858 | // Address of `.MIPS.options'. |
| 859 | DT_MIPS_OPTIONS = 0x70000029, |
| 860 | // Address of `.interface'. |
| 861 | DT_MIPS_INTERFACE = 0x7000002a, |
| 862 | // ??? |
| 863 | DT_MIPS_DYNSTR_ALIGN = 0x7000002b, |
| 864 | // Size of the .interface section. |
| 865 | DT_MIPS_INTERFACE_SIZE = 0x7000002c, |
| 866 | // Size of rld_text_resolve function stored in the GOT. |
| 867 | DT_MIPS_RLD_TEXT_RESOLVE_ADDR = 0x7000002d, |
| 868 | // Default suffix of DSO to be added by rld on dlopen() calls. |
| 869 | DT_MIPS_PERF_SUFFIX = 0x7000002e, |
| 870 | // Size of compact relocation section (O32). |
| 871 | DT_MIPS_COMPACT_SIZE = 0x7000002f, |
| 872 | // GP value for auxiliary GOTs. |
| 873 | DT_MIPS_GP_VALUE = 0x70000030, |
| 874 | // Address of auxiliary .dynamic. |
| 875 | DT_MIPS_AUX_DYNAMIC = 0x70000031, |
| 876 | // Address of the base of the PLTGOT. |
| 877 | DT_MIPS_PLTGOT = 0x70000032, |
| 878 | // Points to the base of a writable PLT. |
| 879 | DT_MIPS_RWPLT = 0x70000034, |
| 880 | // Relative offset of run time loader map, used for debugging. |
| 881 | DT_MIPS_RLD_MAP_REL = 0x70000035, |
| 882 | |
| 883 | DT_AUXILIARY = 0x7ffffffd, |
| 884 | DT_USED = 0x7ffffffe, |
| 885 | DT_FILTER = 0x7fffffff |
| 886 | }; |
| 887 | |
| 888 | // Flags found in the DT_FLAGS dynamic element. |
| 889 | |
| 890 | enum DF |
| 891 | { |
| 892 | DF_ORIGIN = 0x1, |
| 893 | DF_SYMBOLIC = 0x2, |
| 894 | DF_TEXTREL = 0x4, |
| 895 | DF_BIND_NOW = 0x8, |
| 896 | DF_STATIC_TLS = 0x10 |
| 897 | }; |
| 898 | |
| 899 | // Flags found in the DT_FLAGS_1 dynamic element. |
| 900 | |
| 901 | enum DF_1 |
| 902 | { |
| 903 | DF_1_NOW = 0x1, |
| 904 | DF_1_GLOBAL = 0x2, |
| 905 | DF_1_GROUP = 0x4, |
| 906 | DF_1_NODELETE = 0x8, |
| 907 | DF_1_LOADFLTR = 0x10, |
| 908 | DF_1_INITFIRST = 0x20, |
| 909 | DF_1_NOOPEN = 0x40, |
| 910 | DF_1_ORIGIN = 0x80, |
| 911 | DF_1_DIRECT = 0x100, |
| 912 | DF_1_TRANS = 0x200, |
| 913 | DF_1_INTERPOSE = 0x400, |
| 914 | DF_1_NODEFLIB = 0x800, |
| 915 | DF_1_NODUMP = 0x1000, |
| 916 | DF_1_CONLFAT = 0x2000 |
| 917 | }; |
| 918 | |
| 919 | // Version numbers which appear in the vd_version field of a Verdef |
| 920 | // structure. |
| 921 | |
| 922 | const int VER_DEF_NONE = 0; |
| 923 | const int VER_DEF_CURRENT = 1; |
| 924 | |
| 925 | // Version numbers which appear in the vn_version field of a Verneed |
| 926 | // structure. |
| 927 | |
| 928 | const int VER_NEED_NONE = 0; |
| 929 | const int VER_NEED_CURRENT = 1; |
| 930 | |
| 931 | // Bit flags which appear in vd_flags of Verdef and vna_flags of |
| 932 | // Vernaux. |
| 933 | |
| 934 | const int VER_FLG_BASE = 0x1; |
| 935 | const int VER_FLG_WEAK = 0x2; |
| 936 | const int VER_FLG_INFO = 0x4; |
| 937 | |
| 938 | // Special constants found in the SHT_GNU_versym entries. |
| 939 | |
| 940 | const int VER_NDX_LOCAL = 0; |
| 941 | const int VER_NDX_GLOBAL = 1; |
| 942 | |
| 943 | // A SHT_GNU_versym section holds 16-bit words. This bit is set if |
| 944 | // the symbol is hidden and can only be seen when referenced using an |
| 945 | // explicit version number. This is a GNU extension. |
| 946 | |
| 947 | const int VERSYM_HIDDEN = 0x8000; |
| 948 | |
| 949 | // This is the mask for the rest of the data in a word read from a |
| 950 | // SHT_GNU_versym section. |
| 951 | |
| 952 | const int VERSYM_VERSION = 0x7fff; |
| 953 | |
| 954 | // Note descriptor type codes for notes in a non-core file with an |
| 955 | // empty name. |
| 956 | |
| 957 | enum |
| 958 | { |
| 959 | // A version string. |
| 960 | NT_VERSION = 1, |
| 961 | // An architecture string. |
| 962 | NT_ARCH = 2 |
| 963 | }; |
| 964 | |
| 965 | // Note descriptor type codes for notes in a non-core file with the |
| 966 | // name "GNU". |
| 967 | |
| 968 | enum |
| 969 | { |
| 970 | // The minimum ABI level. This is used by the dynamic linker to |
| 971 | // describe the minimal kernel version on which a shared library may |
| 972 | // be used. Th value should be four words. Word 0 is an OS |
| 973 | // descriptor (see below). Word 1 is the major version of the ABI. |
| 974 | // Word 2 is the minor version. Word 3 is the subminor version. |
| 975 | NT_GNU_ABI_TAG = 1, |
| 976 | // Hardware capabilities information. Word 0 is the number of |
| 977 | // entries. Word 1 is a bitmask of enabled entries. The rest of |
| 978 | // the descriptor is a series of entries, where each entry is a |
| 979 | // single byte followed by a nul terminated string. The byte gives |
| 980 | // the bit number to test if enabled in the bitmask. |
| 981 | NT_GNU_HWCAP = 2, |
| 982 | // The build ID as set by the linker's --build-id option. The |
| 983 | // format of the descriptor depends on the build ID style. |
| 984 | NT_GNU_BUILD_ID = 3, |
| 985 | // The version of gold used to link. Th descriptor is just a |
| 986 | // string. |
| 987 | NT_GNU_GOLD_VERSION = 4, |
| 988 | // Program property note, as described in "Linux Extensions to the gABI". |
| 989 | NT_GNU_PROPERTY_TYPE_0 = 5 |
| 990 | }; |
| 991 | |
| 992 | // The OS values which may appear in word 0 of a NT_GNU_ABI_TAG note. |
| 993 | |
| 994 | enum |
| 995 | { |
| 996 | ELF_NOTE_OS_LINUX = 0, |
| 997 | ELF_NOTE_OS_GNU = 1, |
| 998 | ELF_NOTE_OS_SOLARIS2 = 2, |
| 999 | ELF_NOTE_OS_FREEBSD = 3, |
| 1000 | ELF_NOTE_OS_NETBSD = 4, |
| 1001 | ELF_NOTE_OS_SYLLABLE = 5 |
| 1002 | }; |
| 1003 | |
| 1004 | // Program property types for NT_GNU_PROPERTY_TYPE_0. |
| 1005 | |
| 1006 | enum |
| 1007 | { |
| 1008 | GNU_PROPERTY_STACK_SIZE = 1, |
| 1009 | GNU_PROPERTY_NO_COPY_ON_PROTECTED = 2, |
| 1010 | GNU_PROPERTY_LOPROC = 0xc0000000, |
| 1011 | GNU_PROPERTY_X86_ISA_1_USED = 0xc0000000, |
| 1012 | GNU_PROPERTY_X86_ISA_1_NEEDED = 0xc0000001, |
| 1013 | GNU_PROPERTY_X86_FEATURE_1_AND = 0xc0000002, |
| 1014 | GNU_PROPERTY_HIPROC = 0xdfffffff, |
| 1015 | GNU_PROPERTY_LOUSER = 0xe0000000, |
| 1016 | GNU_PROPERTY_HIUSER = 0xffffffff |
| 1017 | }; |
| 1018 | |
| 1019 | } // End namespace elfcpp. |
| 1020 | |
| 1021 | // Include internal details after defining the types. |
| 1022 | #include "elfcpp_internal.h" |
| 1023 | |
| 1024 | namespace elfcpp |
| 1025 | { |
| 1026 | |
| 1027 | // The offset of the ELF file header in the ELF file. |
| 1028 | |
| 1029 | const int file_header_offset = 0; |
| 1030 | |
| 1031 | // ELF structure sizes. |
| 1032 | |
| 1033 | template<int size> |
| 1034 | struct Elf_sizes |
| 1035 | { |
| 1036 | // Size of ELF file header. |
| 1037 | static const int ehdr_size = sizeof(internal::Ehdr_data<size>); |
| 1038 | // Size of ELF segment header. |
| 1039 | static const int phdr_size = sizeof(internal::Phdr_data<size>); |
| 1040 | // Size of ELF section header. |
| 1041 | static const int shdr_size = sizeof(internal::Shdr_data<size>); |
| 1042 | // Size of ELF compression header. |
| 1043 | static const int chdr_size = sizeof(internal::Chdr_data<size>); |
| 1044 | // Size of ELF symbol table entry. |
| 1045 | static const int sym_size = sizeof(internal::Sym_data<size>); |
| 1046 | // Sizes of ELF reloc entries. |
| 1047 | static const int rel_size = sizeof(internal::Rel_data<size>); |
| 1048 | static const int rela_size = sizeof(internal::Rela_data<size>); |
| 1049 | // Size of ELF dynamic entry. |
| 1050 | static const int dyn_size = sizeof(internal::Dyn_data<size>); |
| 1051 | // Size of ELF version structures. |
| 1052 | static const int verdef_size = sizeof(internal::Verdef_data); |
| 1053 | static const int verdaux_size = sizeof(internal::Verdaux_data); |
| 1054 | static const int verneed_size = sizeof(internal::Verneed_data); |
| 1055 | static const int vernaux_size = sizeof(internal::Vernaux_data); |
| 1056 | }; |
| 1057 | |
| 1058 | // Accessor class for the ELF file header. |
| 1059 | |
| 1060 | template<int size, bool big_endian> |
| 1061 | class Ehdr |
| 1062 | { |
| 1063 | public: |
| 1064 | Ehdr(const unsigned char* p) |
| 1065 | : p_(reinterpret_cast<const internal::Ehdr_data<size>*>(p)) |
| 1066 | { } |
| 1067 | |
| 1068 | template<typename File> |
| 1069 | Ehdr(File* file, typename File::Location loc) |
| 1070 | : p_(reinterpret_cast<const internal::Ehdr_data<size>*>( |
| 1071 | file->view(loc.file_offset, loc.data_size).data())) |
| 1072 | { } |
| 1073 | |
| 1074 | const unsigned char* |
| 1075 | get_e_ident() const |
| 1076 | { return this->p_->e_ident; } |
| 1077 | |
| 1078 | Elf_Half |
| 1079 | get_e_type() const |
| 1080 | { return Convert<16, big_endian>::convert_host(this->p_->e_type); } |
| 1081 | |
| 1082 | Elf_Half |
| 1083 | get_e_machine() const |
| 1084 | { return Convert<16, big_endian>::convert_host(this->p_->e_machine); } |
| 1085 | |
| 1086 | Elf_Word |
| 1087 | get_e_version() const |
| 1088 | { return Convert<32, big_endian>::convert_host(this->p_->e_version); } |
| 1089 | |
| 1090 | typename Elf_types<size>::Elf_Addr |
| 1091 | get_e_entry() const |
| 1092 | { return Convert<size, big_endian>::convert_host(this->p_->e_entry); } |
| 1093 | |
| 1094 | typename Elf_types<size>::Elf_Off |
| 1095 | get_e_phoff() const |
| 1096 | { return Convert<size, big_endian>::convert_host(this->p_->e_phoff); } |
| 1097 | |
| 1098 | typename Elf_types<size>::Elf_Off |
| 1099 | get_e_shoff() const |
| 1100 | { return Convert<size, big_endian>::convert_host(this->p_->e_shoff); } |
| 1101 | |
| 1102 | Elf_Word |
| 1103 | get_e_flags() const |
| 1104 | { return Convert<32, big_endian>::convert_host(this->p_->e_flags); } |
| 1105 | |
| 1106 | Elf_Half |
| 1107 | get_e_ehsize() const |
| 1108 | { return Convert<16, big_endian>::convert_host(this->p_->e_ehsize); } |
| 1109 | |
| 1110 | Elf_Half |
| 1111 | get_e_phentsize() const |
| 1112 | { return Convert<16, big_endian>::convert_host(this->p_->e_phentsize); } |
| 1113 | |
| 1114 | Elf_Half |
| 1115 | get_e_phnum() const |
| 1116 | { return Convert<16, big_endian>::convert_host(this->p_->e_phnum); } |
| 1117 | |
| 1118 | Elf_Half |
| 1119 | get_e_shentsize() const |
| 1120 | { return Convert<16, big_endian>::convert_host(this->p_->e_shentsize); } |
| 1121 | |
| 1122 | Elf_Half |
| 1123 | get_e_shnum() const |
| 1124 | { return Convert<16, big_endian>::convert_host(this->p_->e_shnum); } |
| 1125 | |
| 1126 | Elf_Half |
| 1127 | get_e_shstrndx() const |
| 1128 | { return Convert<16, big_endian>::convert_host(this->p_->e_shstrndx); } |
| 1129 | |
| 1130 | private: |
| 1131 | const internal::Ehdr_data<size>* p_; |
| 1132 | }; |
| 1133 | |
| 1134 | // Write class for the ELF file header. |
| 1135 | |
| 1136 | template<int size, bool big_endian> |
| 1137 | class Ehdr_write |
| 1138 | { |
| 1139 | public: |
| 1140 | Ehdr_write(unsigned char* p) |
| 1141 | : p_(reinterpret_cast<internal::Ehdr_data<size>*>(p)) |
| 1142 | { } |
| 1143 | |
| 1144 | void |
| 1145 | put_e_ident(const unsigned char v[EI_NIDENT]) const |
| 1146 | { memcpy(this->p_->e_ident, v, EI_NIDENT); } |
| 1147 | |
| 1148 | void |
| 1149 | put_e_type(Elf_Half v) |
| 1150 | { this->p_->e_type = Convert<16, big_endian>::convert_host(v); } |
| 1151 | |
| 1152 | void |
| 1153 | put_e_machine(Elf_Half v) |
| 1154 | { this->p_->e_machine = Convert<16, big_endian>::convert_host(v); } |
| 1155 | |
| 1156 | void |
| 1157 | put_e_version(Elf_Word v) |
| 1158 | { this->p_->e_version = Convert<32, big_endian>::convert_host(v); } |
| 1159 | |
| 1160 | void |
| 1161 | put_e_entry(typename Elf_types<size>::Elf_Addr v) |
| 1162 | { this->p_->e_entry = Convert<size, big_endian>::convert_host(v); } |
| 1163 | |
| 1164 | void |
| 1165 | put_e_phoff(typename Elf_types<size>::Elf_Off v) |
| 1166 | { this->p_->e_phoff = Convert<size, big_endian>::convert_host(v); } |
| 1167 | |
| 1168 | void |
| 1169 | put_e_shoff(typename Elf_types<size>::Elf_Off v) |
| 1170 | { this->p_->e_shoff = Convert<size, big_endian>::convert_host(v); } |
| 1171 | |
| 1172 | void |
| 1173 | put_e_flags(Elf_Word v) |
| 1174 | { this->p_->e_flags = Convert<32, big_endian>::convert_host(v); } |
| 1175 | |
| 1176 | void |
| 1177 | put_e_ehsize(Elf_Half v) |
| 1178 | { this->p_->e_ehsize = Convert<16, big_endian>::convert_host(v); } |
| 1179 | |
| 1180 | void |
| 1181 | put_e_phentsize(Elf_Half v) |
| 1182 | { this->p_->e_phentsize = Convert<16, big_endian>::convert_host(v); } |
| 1183 | |
| 1184 | void |
| 1185 | put_e_phnum(Elf_Half v) |
| 1186 | { this->p_->e_phnum = Convert<16, big_endian>::convert_host(v); } |
| 1187 | |
| 1188 | void |
| 1189 | put_e_shentsize(Elf_Half v) |
| 1190 | { this->p_->e_shentsize = Convert<16, big_endian>::convert_host(v); } |
| 1191 | |
| 1192 | void |
| 1193 | put_e_shnum(Elf_Half v) |
| 1194 | { this->p_->e_shnum = Convert<16, big_endian>::convert_host(v); } |
| 1195 | |
| 1196 | void |
| 1197 | put_e_shstrndx(Elf_Half v) |
| 1198 | { this->p_->e_shstrndx = Convert<16, big_endian>::convert_host(v); } |
| 1199 | |
| 1200 | private: |
| 1201 | internal::Ehdr_data<size>* p_; |
| 1202 | }; |
| 1203 | |
| 1204 | // Accessor class for an ELF section header. |
| 1205 | |
| 1206 | template<int size, bool big_endian> |
| 1207 | class Shdr |
| 1208 | { |
| 1209 | public: |
| 1210 | Shdr(const unsigned char* p) |
| 1211 | : p_(reinterpret_cast<const internal::Shdr_data<size>*>(p)) |
| 1212 | { } |
| 1213 | |
| 1214 | template<typename File> |
| 1215 | Shdr(File* file, typename File::Location loc) |
| 1216 | : p_(reinterpret_cast<const internal::Shdr_data<size>*>( |
| 1217 | file->view(loc.file_offset, loc.data_size).data())) |
| 1218 | { } |
| 1219 | |
| 1220 | Elf_Word |
| 1221 | get_sh_name() const |
| 1222 | { return Convert<32, big_endian>::convert_host(this->p_->sh_name); } |
| 1223 | |
| 1224 | Elf_Word |
| 1225 | get_sh_type() const |
| 1226 | { return Convert<32, big_endian>::convert_host(this->p_->sh_type); } |
| 1227 | |
| 1228 | typename Elf_types<size>::Elf_WXword |
| 1229 | get_sh_flags() const |
| 1230 | { return Convert<size, big_endian>::convert_host(this->p_->sh_flags); } |
| 1231 | |
| 1232 | typename Elf_types<size>::Elf_Addr |
| 1233 | get_sh_addr() const |
| 1234 | { return Convert<size, big_endian>::convert_host(this->p_->sh_addr); } |
| 1235 | |
| 1236 | typename Elf_types<size>::Elf_Off |
| 1237 | get_sh_offset() const |
| 1238 | { return Convert<size, big_endian>::convert_host(this->p_->sh_offset); } |
| 1239 | |
| 1240 | typename Elf_types<size>::Elf_WXword |
| 1241 | get_sh_size() const |
| 1242 | { return Convert<size, big_endian>::convert_host(this->p_->sh_size); } |
| 1243 | |
| 1244 | Elf_Word |
| 1245 | get_sh_link() const |
| 1246 | { return Convert<32, big_endian>::convert_host(this->p_->sh_link); } |
| 1247 | |
| 1248 | Elf_Word |
| 1249 | get_sh_info() const |
| 1250 | { return Convert<32, big_endian>::convert_host(this->p_->sh_info); } |
| 1251 | |
| 1252 | typename Elf_types<size>::Elf_WXword |
| 1253 | get_sh_addralign() const |
| 1254 | { return |
| 1255 | Convert<size, big_endian>::convert_host(this->p_->sh_addralign); } |
| 1256 | |
| 1257 | typename Elf_types<size>::Elf_WXword |
| 1258 | get_sh_entsize() const |
| 1259 | { return Convert<size, big_endian>::convert_host(this->p_->sh_entsize); } |
| 1260 | |
| 1261 | private: |
| 1262 | const internal::Shdr_data<size>* p_; |
| 1263 | }; |
| 1264 | |
| 1265 | // Write class for an ELF section header. |
| 1266 | |
| 1267 | template<int size, bool big_endian> |
| 1268 | class Shdr_write |
| 1269 | { |
| 1270 | public: |
| 1271 | Shdr_write(unsigned char* p) |
| 1272 | : p_(reinterpret_cast<internal::Shdr_data<size>*>(p)) |
| 1273 | { } |
| 1274 | |
| 1275 | void |
| 1276 | put_sh_name(Elf_Word v) |
| 1277 | { this->p_->sh_name = Convert<32, big_endian>::convert_host(v); } |
| 1278 | |
| 1279 | void |
| 1280 | put_sh_type(Elf_Word v) |
| 1281 | { this->p_->sh_type = Convert<32, big_endian>::convert_host(v); } |
| 1282 | |
| 1283 | void |
| 1284 | put_sh_flags(typename Elf_types<size>::Elf_WXword v) |
| 1285 | { this->p_->sh_flags = Convert<size, big_endian>::convert_host(v); } |
| 1286 | |
| 1287 | void |
| 1288 | put_sh_addr(typename Elf_types<size>::Elf_Addr v) |
| 1289 | { this->p_->sh_addr = Convert<size, big_endian>::convert_host(v); } |
| 1290 | |
| 1291 | void |
| 1292 | put_sh_offset(typename Elf_types<size>::Elf_Off v) |
| 1293 | { this->p_->sh_offset = Convert<size, big_endian>::convert_host(v); } |
| 1294 | |
| 1295 | void |
| 1296 | put_sh_size(typename Elf_types<size>::Elf_WXword v) |
| 1297 | { this->p_->sh_size = Convert<size, big_endian>::convert_host(v); } |
| 1298 | |
| 1299 | void |
| 1300 | put_sh_link(Elf_Word v) |
| 1301 | { this->p_->sh_link = Convert<32, big_endian>::convert_host(v); } |
| 1302 | |
| 1303 | void |
| 1304 | put_sh_info(Elf_Word v) |
| 1305 | { this->p_->sh_info = Convert<32, big_endian>::convert_host(v); } |
| 1306 | |
| 1307 | void |
| 1308 | put_sh_addralign(typename Elf_types<size>::Elf_WXword v) |
| 1309 | { this->p_->sh_addralign = Convert<size, big_endian>::convert_host(v); } |
| 1310 | |
| 1311 | void |
| 1312 | put_sh_entsize(typename Elf_types<size>::Elf_WXword v) |
| 1313 | { this->p_->sh_entsize = Convert<size, big_endian>::convert_host(v); } |
| 1314 | |
| 1315 | private: |
| 1316 | internal::Shdr_data<size>* p_; |
| 1317 | }; |
| 1318 | |
| 1319 | // Accessor class for an ELF compression header. |
| 1320 | |
| 1321 | template<int size, bool big_endian> |
| 1322 | class Chdr |
| 1323 | { |
| 1324 | public: |
| 1325 | Chdr(const unsigned char* p) |
| 1326 | : p_(reinterpret_cast<const internal::Chdr_data<size>*>(p)) |
| 1327 | { } |
| 1328 | |
| 1329 | template<typename File> |
| 1330 | Chdr(File* file, typename File::Location loc) |
| 1331 | : p_(reinterpret_cast<const internal::Chdr_data<size>*>( |
| 1332 | file->view(loc.file_offset, loc.data_size).data())) |
| 1333 | { } |
| 1334 | |
| 1335 | Elf_Word |
| 1336 | get_ch_type() const |
| 1337 | { return Convert<size, big_endian>::convert_host(this->p_->ch_type); } |
| 1338 | |
| 1339 | typename Elf_types<size>::Elf_WXword |
| 1340 | get_ch_size() const |
| 1341 | { return Convert<size, big_endian>::convert_host(this->p_->ch_size); } |
| 1342 | |
| 1343 | typename Elf_types<size>::Elf_WXword |
| 1344 | get_ch_addralign() const |
| 1345 | { return |
| 1346 | Convert<size, big_endian>::convert_host(this->p_->ch_addralign); } |
| 1347 | |
| 1348 | private: |
| 1349 | const internal::Chdr_data<size>* p_; |
| 1350 | }; |
| 1351 | |
| 1352 | // Write class for an ELF compression header. |
| 1353 | |
| 1354 | template<int size, bool big_endian> |
| 1355 | class Chdr_write |
| 1356 | { |
| 1357 | public: |
| 1358 | Chdr_write(unsigned char* p) |
| 1359 | : p_(reinterpret_cast<internal::Chdr_data<size>*>(p)) |
| 1360 | { } |
| 1361 | |
| 1362 | void |
| 1363 | put_ch_type(typename Elf_types<size>::Elf_WXword v) |
| 1364 | { this->p_->ch_type = Convert<size, big_endian>::convert_host(v); } |
| 1365 | |
| 1366 | void |
| 1367 | put_ch_size(typename Elf_types<size>::Elf_WXword v) |
| 1368 | { this->p_->ch_size = Convert<size, big_endian>::convert_host(v); } |
| 1369 | |
| 1370 | void |
| 1371 | put_ch_addralign(typename Elf_types<size>::Elf_WXword v) |
| 1372 | { this->p_->ch_addralign = Convert<size, big_endian>::convert_host(v); } |
| 1373 | |
| 1374 | void |
| 1375 | put_ch_reserved(Elf_Word); |
| 1376 | |
| 1377 | private: |
| 1378 | internal::Chdr_data<size>* p_; |
| 1379 | }; |
| 1380 | |
| 1381 | template<> |
| 1382 | inline void |
| 1383 | elfcpp::Chdr_write<64, true>::put_ch_reserved(Elf_Word v) |
| 1384 | { |
| 1385 | this->p_->ch_reserved = v; |
| 1386 | } |
| 1387 | |
| 1388 | template<> |
| 1389 | inline void |
| 1390 | elfcpp::Chdr_write<64, false>::put_ch_reserved(Elf_Word v) |
| 1391 | { |
| 1392 | this->p_->ch_reserved = v; |
| 1393 | } |
| 1394 | |
| 1395 | // Accessor class for an ELF segment header. |
| 1396 | |
| 1397 | template<int size, bool big_endian> |
| 1398 | class Phdr |
| 1399 | { |
| 1400 | public: |
| 1401 | Phdr(const unsigned char* p) |
| 1402 | : p_(reinterpret_cast<const internal::Phdr_data<size>*>(p)) |
| 1403 | { } |
| 1404 | |
| 1405 | template<typename File> |
| 1406 | Phdr(File* file, typename File::Location loc) |
| 1407 | : p_(reinterpret_cast<internal::Phdr_data<size>*>( |
| 1408 | file->view(loc.file_offset, loc.data_size).data())) |
| 1409 | { } |
| 1410 | |
| 1411 | Elf_Word |
| 1412 | get_p_type() const |
| 1413 | { return Convert<32, big_endian>::convert_host(this->p_->p_type); } |
| 1414 | |
| 1415 | typename Elf_types<size>::Elf_Off |
| 1416 | get_p_offset() const |
| 1417 | { return Convert<size, big_endian>::convert_host(this->p_->p_offset); } |
| 1418 | |
| 1419 | typename Elf_types<size>::Elf_Addr |
| 1420 | get_p_vaddr() const |
| 1421 | { return Convert<size, big_endian>::convert_host(this->p_->p_vaddr); } |
| 1422 | |
| 1423 | typename Elf_types<size>::Elf_Addr |
| 1424 | get_p_paddr() const |
| 1425 | { return Convert<size, big_endian>::convert_host(this->p_->p_paddr); } |
| 1426 | |
| 1427 | typename Elf_types<size>::Elf_WXword |
| 1428 | get_p_filesz() const |
| 1429 | { return Convert<size, big_endian>::convert_host(this->p_->p_filesz); } |
| 1430 | |
| 1431 | typename Elf_types<size>::Elf_WXword |
| 1432 | get_p_memsz() const |
| 1433 | { return Convert<size, big_endian>::convert_host(this->p_->p_memsz); } |
| 1434 | |
| 1435 | Elf_Word |
| 1436 | get_p_flags() const |
| 1437 | { return Convert<32, big_endian>::convert_host(this->p_->p_flags); } |
| 1438 | |
| 1439 | typename Elf_types<size>::Elf_WXword |
| 1440 | get_p_align() const |
| 1441 | { return Convert<size, big_endian>::convert_host(this->p_->p_align); } |
| 1442 | |
| 1443 | private: |
| 1444 | const internal::Phdr_data<size>* p_; |
| 1445 | }; |
| 1446 | |
| 1447 | // Write class for an ELF segment header. |
| 1448 | |
| 1449 | template<int size, bool big_endian> |
| 1450 | class Phdr_write |
| 1451 | { |
| 1452 | public: |
| 1453 | Phdr_write(unsigned char* p) |
| 1454 | : p_(reinterpret_cast<internal::Phdr_data<size>*>(p)) |
| 1455 | { } |
| 1456 | |
| 1457 | void |
| 1458 | put_p_type(Elf_Word v) |
| 1459 | { this->p_->p_type = Convert<32, big_endian>::convert_host(v); } |
| 1460 | |
| 1461 | void |
| 1462 | put_p_offset(typename Elf_types<size>::Elf_Off v) |
| 1463 | { this->p_->p_offset = Convert<size, big_endian>::convert_host(v); } |
| 1464 | |
| 1465 | void |
| 1466 | put_p_vaddr(typename Elf_types<size>::Elf_Addr v) |
| 1467 | { this->p_->p_vaddr = Convert<size, big_endian>::convert_host(v); } |
| 1468 | |
| 1469 | void |
| 1470 | put_p_paddr(typename Elf_types<size>::Elf_Addr v) |
| 1471 | { this->p_->p_paddr = Convert<size, big_endian>::convert_host(v); } |
| 1472 | |
| 1473 | void |
| 1474 | put_p_filesz(typename Elf_types<size>::Elf_WXword v) |
| 1475 | { this->p_->p_filesz = Convert<size, big_endian>::convert_host(v); } |
| 1476 | |
| 1477 | void |
| 1478 | put_p_memsz(typename Elf_types<size>::Elf_WXword v) |
| 1479 | { this->p_->p_memsz = Convert<size, big_endian>::convert_host(v); } |
| 1480 | |
| 1481 | void |
| 1482 | put_p_flags(Elf_Word v) |
| 1483 | { this->p_->p_flags = Convert<32, big_endian>::convert_host(v); } |
| 1484 | |
| 1485 | void |
| 1486 | put_p_align(typename Elf_types<size>::Elf_WXword v) |
| 1487 | { this->p_->p_align = Convert<size, big_endian>::convert_host(v); } |
| 1488 | |
| 1489 | private: |
| 1490 | internal::Phdr_data<size>* p_; |
| 1491 | }; |
| 1492 | |
| 1493 | // Accessor class for an ELF symbol table entry. |
| 1494 | |
| 1495 | template<int size, bool big_endian> |
| 1496 | class Sym |
| 1497 | { |
| 1498 | public: |
| 1499 | Sym(const unsigned char* p) |
| 1500 | : p_(reinterpret_cast<const internal::Sym_data<size>*>(p)) |
| 1501 | { } |
| 1502 | |
| 1503 | template<typename File> |
| 1504 | Sym(File* file, typename File::Location loc) |
| 1505 | : p_(reinterpret_cast<const internal::Sym_data<size>*>( |
| 1506 | file->view(loc.file_offset, loc.data_size).data())) |
| 1507 | { } |
| 1508 | |
| 1509 | Elf_Word |
| 1510 | get_st_name() const |
| 1511 | { return Convert<32, big_endian>::convert_host(this->p_->st_name); } |
| 1512 | |
| 1513 | typename Elf_types<size>::Elf_Addr |
| 1514 | get_st_value() const |
| 1515 | { return Convert<size, big_endian>::convert_host(this->p_->st_value); } |
| 1516 | |
| 1517 | typename Elf_types<size>::Elf_WXword |
| 1518 | get_st_size() const |
| 1519 | { return Convert<size, big_endian>::convert_host(this->p_->st_size); } |
| 1520 | |
| 1521 | unsigned char |
| 1522 | get_st_info() const |
| 1523 | { return this->p_->st_info; } |
| 1524 | |
| 1525 | STB |
| 1526 | get_st_bind() const |
| 1527 | { return elf_st_bind(this->get_st_info()); } |
| 1528 | |
| 1529 | STT |
| 1530 | get_st_type() const |
| 1531 | { return elf_st_type(this->get_st_info()); } |
| 1532 | |
| 1533 | unsigned char |
| 1534 | get_st_other() const |
| 1535 | { return this->p_->st_other; } |
| 1536 | |
| 1537 | STV |
| 1538 | get_st_visibility() const |
| 1539 | { return elf_st_visibility(this->get_st_other()); } |
| 1540 | |
| 1541 | unsigned char |
| 1542 | get_st_nonvis() const |
| 1543 | { return elf_st_nonvis(this->get_st_other()); } |
| 1544 | |
| 1545 | Elf_Half |
| 1546 | get_st_shndx() const |
| 1547 | { return Convert<16, big_endian>::convert_host(this->p_->st_shndx); } |
| 1548 | |
| 1549 | private: |
| 1550 | const internal::Sym_data<size>* p_; |
| 1551 | }; |
| 1552 | |
| 1553 | // Writer class for an ELF symbol table entry. |
| 1554 | |
| 1555 | template<int size, bool big_endian> |
| 1556 | class Sym_write |
| 1557 | { |
| 1558 | public: |
| 1559 | Sym_write(unsigned char* p) |
| 1560 | : p_(reinterpret_cast<internal::Sym_data<size>*>(p)) |
| 1561 | { } |
| 1562 | |
| 1563 | void |
| 1564 | put_st_name(Elf_Word v) |
| 1565 | { this->p_->st_name = Convert<32, big_endian>::convert_host(v); } |
| 1566 | |
| 1567 | void |
| 1568 | put_st_value(typename Elf_types<size>::Elf_Addr v) |
| 1569 | { this->p_->st_value = Convert<size, big_endian>::convert_host(v); } |
| 1570 | |
| 1571 | void |
| 1572 | put_st_size(typename Elf_types<size>::Elf_WXword v) |
| 1573 | { this->p_->st_size = Convert<size, big_endian>::convert_host(v); } |
| 1574 | |
| 1575 | void |
| 1576 | put_st_info(unsigned char v) |
| 1577 | { this->p_->st_info = v; } |
| 1578 | |
| 1579 | void |
| 1580 | put_st_info(STB bind, STT type) |
| 1581 | { this->p_->st_info = elf_st_info(bind, type); } |
| 1582 | |
| 1583 | void |
| 1584 | put_st_other(unsigned char v) |
| 1585 | { this->p_->st_other = v; } |
| 1586 | |
| 1587 | void |
| 1588 | put_st_other(STV vis, unsigned char nonvis) |
| 1589 | { this->p_->st_other = elf_st_other(vis, nonvis); } |
| 1590 | |
| 1591 | void |
| 1592 | put_st_shndx(Elf_Half v) |
| 1593 | { this->p_->st_shndx = Convert<16, big_endian>::convert_host(v); } |
| 1594 | |
| 1595 | Sym<size, big_endian> |
| 1596 | sym() |
| 1597 | { return Sym<size, big_endian>(reinterpret_cast<unsigned char*>(this->p_)); } |
| 1598 | |
| 1599 | private: |
| 1600 | internal::Sym_data<size>* p_; |
| 1601 | }; |
| 1602 | |
| 1603 | // Accessor classes for an ELF REL relocation entry. |
| 1604 | |
| 1605 | template<int size, bool big_endian> |
| 1606 | class Rel |
| 1607 | { |
| 1608 | public: |
| 1609 | Rel(const unsigned char* p) |
| 1610 | : p_(reinterpret_cast<const internal::Rel_data<size>*>(p)) |
| 1611 | { } |
| 1612 | |
| 1613 | template<typename File> |
| 1614 | Rel(File* file, typename File::Location loc) |
| 1615 | : p_(reinterpret_cast<const internal::Rel_data<size>*>( |
| 1616 | file->view(loc.file_offset, loc.data_size).data())) |
| 1617 | { } |
| 1618 | |
| 1619 | typename Elf_types<size>::Elf_Addr |
| 1620 | get_r_offset() const |
| 1621 | { return Convert<size, big_endian>::convert_host(this->p_->r_offset); } |
| 1622 | |
| 1623 | typename Elf_types<size>::Elf_WXword |
| 1624 | get_r_info() const |
| 1625 | { return Convert<size, big_endian>::convert_host(this->p_->r_info); } |
| 1626 | |
| 1627 | private: |
| 1628 | const internal::Rel_data<size>* p_; |
| 1629 | }; |
| 1630 | |
| 1631 | // Writer class for an ELF Rel relocation. |
| 1632 | |
| 1633 | template<int size, bool big_endian> |
| 1634 | class Rel_write |
| 1635 | { |
| 1636 | public: |
| 1637 | Rel_write(unsigned char* p) |
| 1638 | : p_(reinterpret_cast<internal::Rel_data<size>*>(p)) |
| 1639 | { } |
| 1640 | |
| 1641 | void |
| 1642 | put_r_offset(typename Elf_types<size>::Elf_Addr v) |
| 1643 | { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); } |
| 1644 | |
| 1645 | void |
| 1646 | put_r_info(typename Elf_types<size>::Elf_WXword v) |
| 1647 | { this->p_->r_info = Convert<size, big_endian>::convert_host(v); } |
| 1648 | |
| 1649 | private: |
| 1650 | internal::Rel_data<size>* p_; |
| 1651 | }; |
| 1652 | |
| 1653 | // Accessor class for an ELF Rela relocation. |
| 1654 | |
| 1655 | template<int size, bool big_endian> |
| 1656 | class Rela |
| 1657 | { |
| 1658 | public: |
| 1659 | Rela(const unsigned char* p) |
| 1660 | : p_(reinterpret_cast<const internal::Rela_data<size>*>(p)) |
| 1661 | { } |
| 1662 | |
| 1663 | template<typename File> |
| 1664 | Rela(File* file, typename File::Location loc) |
| 1665 | : p_(reinterpret_cast<const internal::Rela_data<size>*>( |
| 1666 | file->view(loc.file_offset, loc.data_size).data())) |
| 1667 | { } |
| 1668 | |
| 1669 | typename Elf_types<size>::Elf_Addr |
| 1670 | get_r_offset() const |
| 1671 | { return Convert<size, big_endian>::convert_host(this->p_->r_offset); } |
| 1672 | |
| 1673 | typename Elf_types<size>::Elf_WXword |
| 1674 | get_r_info() const |
| 1675 | { return Convert<size, big_endian>::convert_host(this->p_->r_info); } |
| 1676 | |
| 1677 | typename Elf_types<size>::Elf_Swxword |
| 1678 | get_r_addend() const |
| 1679 | { return Convert<size, big_endian>::convert_host(this->p_->r_addend); } |
| 1680 | |
| 1681 | private: |
| 1682 | const internal::Rela_data<size>* p_; |
| 1683 | }; |
| 1684 | |
| 1685 | // Writer class for an ELF Rela relocation. |
| 1686 | |
| 1687 | template<int size, bool big_endian> |
| 1688 | class Rela_write |
| 1689 | { |
| 1690 | public: |
| 1691 | Rela_write(unsigned char* p) |
| 1692 | : p_(reinterpret_cast<internal::Rela_data<size>*>(p)) |
| 1693 | { } |
| 1694 | |
| 1695 | void |
| 1696 | put_r_offset(typename Elf_types<size>::Elf_Addr v) |
| 1697 | { this->p_->r_offset = Convert<size, big_endian>::convert_host(v); } |
| 1698 | |
| 1699 | void |
| 1700 | put_r_info(typename Elf_types<size>::Elf_WXword v) |
| 1701 | { this->p_->r_info = Convert<size, big_endian>::convert_host(v); } |
| 1702 | |
| 1703 | void |
| 1704 | put_r_addend(typename Elf_types<size>::Elf_Swxword v) |
| 1705 | { this->p_->r_addend = Convert<size, big_endian>::convert_host(v); } |
| 1706 | |
| 1707 | private: |
| 1708 | internal::Rela_data<size>* p_; |
| 1709 | }; |
| 1710 | |
| 1711 | // MIPS-64 has a non-standard relocation layout. |
| 1712 | |
| 1713 | template<bool big_endian> |
| 1714 | class Mips64_rel |
| 1715 | { |
| 1716 | public: |
| 1717 | Mips64_rel(const unsigned char* p) |
| 1718 | : p_(reinterpret_cast<const internal::Mips64_rel_data*>(p)) |
| 1719 | { } |
| 1720 | |
| 1721 | template<typename File> |
| 1722 | Mips64_rel(File* file, typename File::Location loc) |
| 1723 | : p_(reinterpret_cast<const internal::Mips64_rel_data*>( |
| 1724 | file->view(loc.file_offset, loc.data_size).data())) |
| 1725 | { } |
| 1726 | |
| 1727 | typename Elf_types<64>::Elf_Addr |
| 1728 | get_r_offset() const |
| 1729 | { return Convert<64, big_endian>::convert_host(this->p_->r_offset); } |
| 1730 | |
| 1731 | Elf_Word |
| 1732 | get_r_sym() const |
| 1733 | { return Convert<32, big_endian>::convert_host(this->p_->r_sym); } |
| 1734 | |
| 1735 | unsigned char |
| 1736 | get_r_ssym() const |
| 1737 | { return this->p_->r_ssym; } |
| 1738 | |
| 1739 | unsigned char |
| 1740 | get_r_type() const |
| 1741 | { return this->p_->r_type; } |
| 1742 | |
| 1743 | unsigned char |
| 1744 | get_r_type2() const |
| 1745 | { return this->p_->r_type2; } |
| 1746 | |
| 1747 | unsigned char |
| 1748 | get_r_type3() const |
| 1749 | { return this->p_->r_type3; } |
| 1750 | |
| 1751 | private: |
| 1752 | const internal::Mips64_rel_data* p_; |
| 1753 | }; |
| 1754 | |
| 1755 | template<bool big_endian> |
| 1756 | class Mips64_rel_write |
| 1757 | { |
| 1758 | public: |
| 1759 | Mips64_rel_write(unsigned char* p) |
| 1760 | : p_(reinterpret_cast<internal::Mips64_rel_data*>(p)) |
| 1761 | { } |
| 1762 | |
| 1763 | void |
| 1764 | put_r_offset(typename Elf_types<64>::Elf_Addr v) |
| 1765 | { this->p_->r_offset = Convert<64, big_endian>::convert_host(v); } |
| 1766 | |
| 1767 | void |
| 1768 | put_r_sym(Elf_Word v) |
| 1769 | { this->p_->r_sym = Convert<32, big_endian>::convert_host(v); } |
| 1770 | |
| 1771 | void |
| 1772 | put_r_ssym(unsigned char v) |
| 1773 | { this->p_->r_ssym = v; } |
| 1774 | |
| 1775 | void |
| 1776 | put_r_type(unsigned char v) |
| 1777 | { this->p_->r_type = v; } |
| 1778 | |
| 1779 | void |
| 1780 | put_r_type2(unsigned char v) |
| 1781 | { this->p_->r_type2 = v; } |
| 1782 | |
| 1783 | void |
| 1784 | put_r_type3(unsigned char v) |
| 1785 | { this->p_->r_type3 = v; } |
| 1786 | |
| 1787 | private: |
| 1788 | internal::Mips64_rel_data* p_; |
| 1789 | }; |
| 1790 | |
| 1791 | template<bool big_endian> |
| 1792 | class Mips64_rela |
| 1793 | { |
| 1794 | public: |
| 1795 | Mips64_rela(const unsigned char* p) |
| 1796 | : p_(reinterpret_cast<const internal::Mips64_rela_data*>(p)) |
| 1797 | { } |
| 1798 | |
| 1799 | template<typename File> |
| 1800 | Mips64_rela(File* file, typename File::Location loc) |
| 1801 | : p_(reinterpret_cast<const internal::Mips64_rela_data*>( |
| 1802 | file->view(loc.file_offset, loc.data_size).data())) |
| 1803 | { } |
| 1804 | |
| 1805 | typename Elf_types<64>::Elf_Addr |
| 1806 | get_r_offset() const |
| 1807 | { return Convert<64, big_endian>::convert_host(this->p_->r_offset); } |
| 1808 | |
| 1809 | Elf_Word |
| 1810 | get_r_sym() const |
| 1811 | { return Convert<32, big_endian>::convert_host(this->p_->r_sym); } |
| 1812 | |
| 1813 | unsigned char |
| 1814 | get_r_ssym() const |
| 1815 | { return this->p_->r_ssym; } |
| 1816 | |
| 1817 | unsigned char |
| 1818 | get_r_type() const |
| 1819 | { return this->p_->r_type; } |
| 1820 | |
| 1821 | unsigned char |
| 1822 | get_r_type2() const |
| 1823 | { return this->p_->r_type2; } |
| 1824 | |
| 1825 | unsigned char |
| 1826 | get_r_type3() const |
| 1827 | { return this->p_->r_type3; } |
| 1828 | |
| 1829 | typename Elf_types<64>::Elf_Swxword |
| 1830 | get_r_addend() const |
| 1831 | { return Convert<64, big_endian>::convert_host(this->p_->r_addend); } |
| 1832 | |
| 1833 | private: |
| 1834 | const internal::Mips64_rela_data* p_; |
| 1835 | }; |
| 1836 | |
| 1837 | template<bool big_endian> |
| 1838 | class Mips64_rela_write |
| 1839 | { |
| 1840 | public: |
| 1841 | Mips64_rela_write(unsigned char* p) |
| 1842 | : p_(reinterpret_cast<internal::Mips64_rela_data*>(p)) |
| 1843 | { } |
| 1844 | |
| 1845 | void |
| 1846 | put_r_offset(typename Elf_types<64>::Elf_Addr v) |
| 1847 | { this->p_->r_offset = Convert<64, big_endian>::convert_host(v); } |
| 1848 | |
| 1849 | void |
| 1850 | put_r_sym(Elf_Word v) |
| 1851 | { this->p_->r_sym = Convert<32, big_endian>::convert_host(v); } |
| 1852 | |
| 1853 | void |
| 1854 | put_r_ssym(unsigned char v) |
| 1855 | { this->p_->r_ssym = v; } |
| 1856 | |
| 1857 | void |
| 1858 | put_r_type(unsigned char v) |
| 1859 | { this->p_->r_type = v; } |
| 1860 | |
| 1861 | void |
| 1862 | put_r_type2(unsigned char v) |
| 1863 | { this->p_->r_type2 = v; } |
| 1864 | |
| 1865 | void |
| 1866 | put_r_type3(unsigned char v) |
| 1867 | { this->p_->r_type3 = v; } |
| 1868 | |
| 1869 | void |
| 1870 | put_r_addend(typename Elf_types<64>::Elf_Swxword v) |
| 1871 | { this->p_->r_addend = Convert<64, big_endian>::convert_host(v); } |
| 1872 | |
| 1873 | private: |
| 1874 | internal::Mips64_rela_data* p_; |
| 1875 | }; |
| 1876 | |
| 1877 | // Accessor classes for entries in the ELF SHT_DYNAMIC section aka |
| 1878 | // PT_DYNAMIC segment. |
| 1879 | |
| 1880 | template<int size, bool big_endian> |
| 1881 | class Dyn |
| 1882 | { |
| 1883 | public: |
| 1884 | Dyn(const unsigned char* p) |
| 1885 | : p_(reinterpret_cast<const internal::Dyn_data<size>*>(p)) |
| 1886 | { } |
| 1887 | |
| 1888 | template<typename File> |
| 1889 | Dyn(File* file, typename File::Location loc) |
| 1890 | : p_(reinterpret_cast<const internal::Dyn_data<size>*>( |
| 1891 | file->view(loc.file_offset, loc.data_size).data())) |
| 1892 | { } |
| 1893 | |
| 1894 | typename Elf_types<size>::Elf_Swxword |
| 1895 | get_d_tag() const |
| 1896 | { return Convert<size, big_endian>::convert_host(this->p_->d_tag); } |
| 1897 | |
| 1898 | typename Elf_types<size>::Elf_WXword |
| 1899 | get_d_val() const |
| 1900 | { return Convert<size, big_endian>::convert_host(this->p_->d_val); } |
| 1901 | |
| 1902 | typename Elf_types<size>::Elf_Addr |
| 1903 | get_d_ptr() const |
| 1904 | { return Convert<size, big_endian>::convert_host(this->p_->d_val); } |
| 1905 | |
| 1906 | private: |
| 1907 | const internal::Dyn_data<size>* p_; |
| 1908 | }; |
| 1909 | |
| 1910 | // Write class for an entry in the SHT_DYNAMIC section. |
| 1911 | |
| 1912 | template<int size, bool big_endian> |
| 1913 | class Dyn_write |
| 1914 | { |
| 1915 | public: |
| 1916 | Dyn_write(unsigned char* p) |
| 1917 | : p_(reinterpret_cast<internal::Dyn_data<size>*>(p)) |
| 1918 | { } |
| 1919 | |
| 1920 | void |
| 1921 | put_d_tag(typename Elf_types<size>::Elf_Swxword v) |
| 1922 | { this->p_->d_tag = Convert<size, big_endian>::convert_host(v); } |
| 1923 | |
| 1924 | void |
| 1925 | put_d_val(typename Elf_types<size>::Elf_WXword v) |
| 1926 | { this->p_->d_val = Convert<size, big_endian>::convert_host(v); } |
| 1927 | |
| 1928 | void |
| 1929 | put_d_ptr(typename Elf_types<size>::Elf_Addr v) |
| 1930 | { this->p_->d_val = Convert<size, big_endian>::convert_host(v); } |
| 1931 | |
| 1932 | private: |
| 1933 | internal::Dyn_data<size>* p_; |
| 1934 | }; |
| 1935 | |
| 1936 | // Accessor classes for entries in the ELF SHT_GNU_verdef section. |
| 1937 | |
| 1938 | template<int size, bool big_endian> |
| 1939 | class Verdef |
| 1940 | { |
| 1941 | public: |
| 1942 | Verdef(const unsigned char* p) |
| 1943 | : p_(reinterpret_cast<const internal::Verdef_data*>(p)) |
| 1944 | { } |
| 1945 | |
| 1946 | template<typename File> |
| 1947 | Verdef(File* file, typename File::Location loc) |
| 1948 | : p_(reinterpret_cast<const internal::Verdef_data*>( |
| 1949 | file->view(loc.file_offset, loc.data_size).data())) |
| 1950 | { } |
| 1951 | |
| 1952 | Elf_Half |
| 1953 | get_vd_version() const |
| 1954 | { return Convert<16, big_endian>::convert_host(this->p_->vd_version); } |
| 1955 | |
| 1956 | Elf_Half |
| 1957 | get_vd_flags() const |
| 1958 | { return Convert<16, big_endian>::convert_host(this->p_->vd_flags); } |
| 1959 | |
| 1960 | Elf_Half |
| 1961 | get_vd_ndx() const |
| 1962 | { return Convert<16, big_endian>::convert_host(this->p_->vd_ndx); } |
| 1963 | |
| 1964 | Elf_Half |
| 1965 | get_vd_cnt() const |
| 1966 | { return Convert<16, big_endian>::convert_host(this->p_->vd_cnt); } |
| 1967 | |
| 1968 | Elf_Word |
| 1969 | get_vd_hash() const |
| 1970 | { return Convert<32, big_endian>::convert_host(this->p_->vd_hash); } |
| 1971 | |
| 1972 | Elf_Word |
| 1973 | get_vd_aux() const |
| 1974 | { return Convert<32, big_endian>::convert_host(this->p_->vd_aux); } |
| 1975 | |
| 1976 | Elf_Word |
| 1977 | get_vd_next() const |
| 1978 | { return Convert<32, big_endian>::convert_host(this->p_->vd_next); } |
| 1979 | |
| 1980 | private: |
| 1981 | const internal::Verdef_data* p_; |
| 1982 | }; |
| 1983 | |
| 1984 | template<int size, bool big_endian> |
| 1985 | class Verdef_write |
| 1986 | { |
| 1987 | public: |
| 1988 | Verdef_write(unsigned char* p) |
| 1989 | : p_(reinterpret_cast<internal::Verdef_data*>(p)) |
| 1990 | { } |
| 1991 | |
| 1992 | void |
| 1993 | set_vd_version(Elf_Half v) |
| 1994 | { this->p_->vd_version = Convert<16, big_endian>::convert_host(v); } |
| 1995 | |
| 1996 | void |
| 1997 | set_vd_flags(Elf_Half v) |
| 1998 | { this->p_->vd_flags = Convert<16, big_endian>::convert_host(v); } |
| 1999 | |
| 2000 | void |
| 2001 | set_vd_ndx(Elf_Half v) |
| 2002 | { this->p_->vd_ndx = Convert<16, big_endian>::convert_host(v); } |
| 2003 | |
| 2004 | void |
| 2005 | set_vd_cnt(Elf_Half v) |
| 2006 | { this->p_->vd_cnt = Convert<16, big_endian>::convert_host(v); } |
| 2007 | |
| 2008 | void |
| 2009 | set_vd_hash(Elf_Word v) |
| 2010 | { this->p_->vd_hash = Convert<32, big_endian>::convert_host(v); } |
| 2011 | |
| 2012 | void |
| 2013 | set_vd_aux(Elf_Word v) |
| 2014 | { this->p_->vd_aux = Convert<32, big_endian>::convert_host(v); } |
| 2015 | |
| 2016 | void |
| 2017 | set_vd_next(Elf_Word v) |
| 2018 | { this->p_->vd_next = Convert<32, big_endian>::convert_host(v); } |
| 2019 | |
| 2020 | private: |
| 2021 | internal::Verdef_data* p_; |
| 2022 | }; |
| 2023 | |
| 2024 | // Accessor classes for auxiliary entries in the ELF SHT_GNU_verdef |
| 2025 | // section. |
| 2026 | |
| 2027 | template<int size, bool big_endian> |
| 2028 | class Verdaux |
| 2029 | { |
| 2030 | public: |
| 2031 | Verdaux(const unsigned char* p) |
| 2032 | : p_(reinterpret_cast<const internal::Verdaux_data*>(p)) |
| 2033 | { } |
| 2034 | |
| 2035 | template<typename File> |
| 2036 | Verdaux(File* file, typename File::Location loc) |
| 2037 | : p_(reinterpret_cast<const internal::Verdaux_data*>( |
| 2038 | file->view(loc.file_offset, loc.data_size).data())) |
| 2039 | { } |
| 2040 | |
| 2041 | Elf_Word |
| 2042 | get_vda_name() const |
| 2043 | { return Convert<32, big_endian>::convert_host(this->p_->vda_name); } |
| 2044 | |
| 2045 | Elf_Word |
| 2046 | get_vda_next() const |
| 2047 | { return Convert<32, big_endian>::convert_host(this->p_->vda_next); } |
| 2048 | |
| 2049 | private: |
| 2050 | const internal::Verdaux_data* p_; |
| 2051 | }; |
| 2052 | |
| 2053 | template<int size, bool big_endian> |
| 2054 | class Verdaux_write |
| 2055 | { |
| 2056 | public: |
| 2057 | Verdaux_write(unsigned char* p) |
| 2058 | : p_(reinterpret_cast<internal::Verdaux_data*>(p)) |
| 2059 | { } |
| 2060 | |
| 2061 | void |
| 2062 | set_vda_name(Elf_Word v) |
| 2063 | { this->p_->vda_name = Convert<32, big_endian>::convert_host(v); } |
| 2064 | |
| 2065 | void |
| 2066 | set_vda_next(Elf_Word v) |
| 2067 | { this->p_->vda_next = Convert<32, big_endian>::convert_host(v); } |
| 2068 | |
| 2069 | private: |
| 2070 | internal::Verdaux_data* p_; |
| 2071 | }; |
| 2072 | |
| 2073 | // Accessor classes for entries in the ELF SHT_GNU_verneed section. |
| 2074 | |
| 2075 | template<int size, bool big_endian> |
| 2076 | class Verneed |
| 2077 | { |
| 2078 | public: |
| 2079 | Verneed(const unsigned char* p) |
| 2080 | : p_(reinterpret_cast<const internal::Verneed_data*>(p)) |
| 2081 | { } |
| 2082 | |
| 2083 | template<typename File> |
| 2084 | Verneed(File* file, typename File::Location loc) |
| 2085 | : p_(reinterpret_cast<const internal::Verneed_data*>( |
| 2086 | file->view(loc.file_offset, loc.data_size).data())) |
| 2087 | { } |
| 2088 | |
| 2089 | Elf_Half |
| 2090 | get_vn_version() const |
| 2091 | { return Convert<16, big_endian>::convert_host(this->p_->vn_version); } |
| 2092 | |
| 2093 | Elf_Half |
| 2094 | get_vn_cnt() const |
| 2095 | { return Convert<16, big_endian>::convert_host(this->p_->vn_cnt); } |
| 2096 | |
| 2097 | Elf_Word |
| 2098 | get_vn_file() const |
| 2099 | { return Convert<32, big_endian>::convert_host(this->p_->vn_file); } |
| 2100 | |
| 2101 | Elf_Word |
| 2102 | get_vn_aux() const |
| 2103 | { return Convert<32, big_endian>::convert_host(this->p_->vn_aux); } |
| 2104 | |
| 2105 | Elf_Word |
| 2106 | get_vn_next() const |
| 2107 | { return Convert<32, big_endian>::convert_host(this->p_->vn_next); } |
| 2108 | |
| 2109 | private: |
| 2110 | const internal::Verneed_data* p_; |
| 2111 | }; |
| 2112 | |
| 2113 | template<int size, bool big_endian> |
| 2114 | class Verneed_write |
| 2115 | { |
| 2116 | public: |
| 2117 | Verneed_write(unsigned char* p) |
| 2118 | : p_(reinterpret_cast<internal::Verneed_data*>(p)) |
| 2119 | { } |
| 2120 | |
| 2121 | void |
| 2122 | set_vn_version(Elf_Half v) |
| 2123 | { this->p_->vn_version = Convert<16, big_endian>::convert_host(v); } |
| 2124 | |
| 2125 | void |
| 2126 | set_vn_cnt(Elf_Half v) |
| 2127 | { this->p_->vn_cnt = Convert<16, big_endian>::convert_host(v); } |
| 2128 | |
| 2129 | void |
| 2130 | set_vn_file(Elf_Word v) |
| 2131 | { this->p_->vn_file = Convert<32, big_endian>::convert_host(v); } |
| 2132 | |
| 2133 | void |
| 2134 | set_vn_aux(Elf_Word v) |
| 2135 | { this->p_->vn_aux = Convert<32, big_endian>::convert_host(v); } |
| 2136 | |
| 2137 | void |
| 2138 | set_vn_next(Elf_Word v) |
| 2139 | { this->p_->vn_next = Convert<32, big_endian>::convert_host(v); } |
| 2140 | |
| 2141 | private: |
| 2142 | internal::Verneed_data* p_; |
| 2143 | }; |
| 2144 | |
| 2145 | // Accessor classes for auxiliary entries in the ELF SHT_GNU_verneed |
| 2146 | // section. |
| 2147 | |
| 2148 | template<int size, bool big_endian> |
| 2149 | class Vernaux |
| 2150 | { |
| 2151 | public: |
| 2152 | Vernaux(const unsigned char* p) |
| 2153 | : p_(reinterpret_cast<const internal::Vernaux_data*>(p)) |
| 2154 | { } |
| 2155 | |
| 2156 | template<typename File> |
| 2157 | Vernaux(File* file, typename File::Location loc) |
| 2158 | : p_(reinterpret_cast<const internal::Vernaux_data*>( |
| 2159 | file->view(loc.file_offset, loc.data_size).data())) |
| 2160 | { } |
| 2161 | |
| 2162 | Elf_Word |
| 2163 | get_vna_hash() const |
| 2164 | { return Convert<32, big_endian>::convert_host(this->p_->vna_hash); } |
| 2165 | |
| 2166 | Elf_Half |
| 2167 | get_vna_flags() const |
| 2168 | { return Convert<16, big_endian>::convert_host(this->p_->vna_flags); } |
| 2169 | |
| 2170 | Elf_Half |
| 2171 | get_vna_other() const |
| 2172 | { return Convert<16, big_endian>::convert_host(this->p_->vna_other); } |
| 2173 | |
| 2174 | Elf_Word |
| 2175 | get_vna_name() const |
| 2176 | { return Convert<32, big_endian>::convert_host(this->p_->vna_name); } |
| 2177 | |
| 2178 | Elf_Word |
| 2179 | get_vna_next() const |
| 2180 | { return Convert<32, big_endian>::convert_host(this->p_->vna_next); } |
| 2181 | |
| 2182 | private: |
| 2183 | const internal::Vernaux_data* p_; |
| 2184 | }; |
| 2185 | |
| 2186 | template<int size, bool big_endian> |
| 2187 | class Vernaux_write |
| 2188 | { |
| 2189 | public: |
| 2190 | Vernaux_write(unsigned char* p) |
| 2191 | : p_(reinterpret_cast<internal::Vernaux_data*>(p)) |
| 2192 | { } |
| 2193 | |
| 2194 | void |
| 2195 | set_vna_hash(Elf_Word v) |
| 2196 | { this->p_->vna_hash = Convert<32, big_endian>::convert_host(v); } |
| 2197 | |
| 2198 | void |
| 2199 | set_vna_flags(Elf_Half v) |
| 2200 | { this->p_->vna_flags = Convert<16, big_endian>::convert_host(v); } |
| 2201 | |
| 2202 | void |
| 2203 | set_vna_other(Elf_Half v) |
| 2204 | { this->p_->vna_other = Convert<16, big_endian>::convert_host(v); } |
| 2205 | |
| 2206 | void |
| 2207 | set_vna_name(Elf_Word v) |
| 2208 | { this->p_->vna_name = Convert<32, big_endian>::convert_host(v); } |
| 2209 | |
| 2210 | void |
| 2211 | set_vna_next(Elf_Word v) |
| 2212 | { this->p_->vna_next = Convert<32, big_endian>::convert_host(v); } |
| 2213 | |
| 2214 | private: |
| 2215 | internal::Vernaux_data* p_; |
| 2216 | }; |
| 2217 | |
| 2218 | } // End namespace elfcpp. |
| 2219 | |
| 2220 | #endif // !defined(ELFPCP_H) |