| 357 | } |
| 358 | |
| 359 | void ElfParser::parseDynamicSection() { |
| 360 | ElfProgramHeader* dynamic = findProgramHeader(PT_DYNAMIC); |
| 361 | if (dynamic != NULL) { |
| 362 | const char* symtab = NULL; |
| 363 | const char* strtab = NULL; |
| 364 | char* jmprel = NULL; |
| 365 | char* rel = NULL; |
| 366 | size_t pltrelsz = 0; |
| 367 | size_t relsz = 0; |
| 368 | size_t relent = 0; |
| 369 | size_t relcount = 0; |
| 370 | size_t syment = 0; |
| 371 | uint32_t nsyms = 0; |
| 372 | |
| 373 | const char* dyn_start = at(dynamic); |
| 374 | const char* dyn_end = dyn_start + dynamic->p_memsz; |
| 375 | for (ElfDyn* dyn = (ElfDyn*)dyn_start; dyn < (ElfDyn*)dyn_end; dyn++) { |
| 376 | switch (dyn->d_tag) { |
| 377 | case DT_SYMTAB: |
| 378 | symtab = dyn_ptr(dyn); |
| 379 | break; |
| 380 | case DT_STRTAB: |
| 381 | strtab = dyn_ptr(dyn); |
| 382 | break; |
| 383 | case DT_SYMENT: |
| 384 | syment = dyn->d_un.d_val; |
| 385 | break; |
| 386 | case DT_HASH: |
| 387 | nsyms = ((uint32_t*)dyn_ptr(dyn))[1]; |
| 388 | break; |
| 389 | case DT_GNU_HASH: |
| 390 | if (nsyms == 0) { |
| 391 | nsyms = getSymbolCount((uint32_t*)dyn_ptr(dyn)); |
| 392 | } |
| 393 | break; |
| 394 | case DT_JMPREL: |
| 395 | jmprel = dyn_ptr(dyn); |
| 396 | break; |
| 397 | case DT_PLTRELSZ: |
| 398 | pltrelsz = dyn->d_un.d_val; |
| 399 | break; |
| 400 | case DT_RELA: |
| 401 | case DT_REL: |
| 402 | rel = dyn_ptr(dyn); |
| 403 | break; |
| 404 | case DT_RELASZ: |
| 405 | case DT_RELSZ: |
| 406 | relsz = dyn->d_un.d_val; |
| 407 | break; |
| 408 | case DT_RELAENT: |
| 409 | case DT_RELENT: |
| 410 | relent = dyn->d_un.d_val; |
| 411 | break; |
| 412 | case DT_RELACOUNT: |
| 413 | case DT_RELCOUNT: |
| 414 | relcount = dyn->d_un.d_val; |
| 415 | break; |
| 416 | } |
no test coverage detected