Lines Matching refs:elf
78 static int elf_getphdrnum(Elf *elf, size_t *dst) in elf_getphdrnum() argument
83 ehdr = gelf_getehdr(elf, &gehdr); in elf_getphdrnum()
94 static int elf_getshdrstrndx(Elf *elf __maybe_unused, size_t *dst __maybe_unused) in elf_getshdrstrndx()
191 static size_t elf_addr_to_index(Elf *elf, GElf_Addr addr) in elf_addr_to_index() argument
197 while ((sec = elf_nextscn(elf, sec)) != NULL) { in elf_addr_to_index()
210 Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep, in elf_section_by_name() argument
217 if (!elf_rawdata(elf_getscn(elf, ep->e_shstrndx), NULL)) in elf_section_by_name()
220 while ((sec = elf_nextscn(elf, sec)) != NULL) { in elf_section_by_name()
224 str = elf_strptr(elf, ep->e_shstrndx, shp->sh_name); in elf_section_by_name()
301 Elf *elf; in dso__synthesize_plt_symbols() local
307 elf = ss->elf; in dso__synthesize_plt_symbols()
317 scn_plt_rel = elf_section_by_name(elf, &ehdr, &shdr_rel_plt, in dso__synthesize_plt_symbols()
320 scn_plt_rel = elf_section_by_name(elf, &ehdr, &shdr_rel_plt, in dso__synthesize_plt_symbols()
331 if (elf_section_by_name(elf, &ehdr, &shdr_plt, ".plt", NULL) == NULL) in dso__synthesize_plt_symbols()
346 scn_symstrs = elf_getscn(elf, shdr_dynsym.sh_link); in dso__synthesize_plt_symbols()
461 static int elf_read_build_id(Elf *elf, void *bf, size_t size) in elf_read_build_id() argument
474 ek = elf_kind(elf); in elf_read_build_id()
478 if (gelf_getehdr(elf, &ehdr) == NULL) { in elf_read_build_id()
490 sec = elf_section_by_name(elf, &ehdr, &shdr, in elf_read_build_id()
495 sec = elf_section_by_name(elf, &ehdr, &shdr, in elf_read_build_id()
500 sec = elf_section_by_name(elf, &ehdr, &shdr, in elf_read_build_id()
575 Elf *elf; in read_build_id() local
584 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in read_build_id()
585 if (elf == NULL) { in read_build_id()
590 err = elf_read_build_id(elf, bid->data, size); in read_build_id()
594 elf_end(elf); in read_build_id()
728 Elf *elf; in filename__read_debuglink() local
739 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in filename__read_debuglink()
740 if (elf == NULL) { in filename__read_debuglink()
745 ek = elf_kind(elf); in filename__read_debuglink()
749 if (gelf_getehdr(elf, &ehdr) == NULL) { in filename__read_debuglink()
754 sec = elf_section_by_name(elf, &ehdr, &shdr, in filename__read_debuglink()
769 elf_end(elf); in filename__read_debuglink()
818 elf_end(ss->elf); in symsrc__destroy()
837 Elf *elf; in symsrc__init() local
854 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in symsrc__init()
855 if (elf == NULL) { in symsrc__init()
861 if (gelf_getehdr(elf, &ehdr) == NULL) { in symsrc__init()
878 size = elf_read_build_id(elf, build_id, BUILD_ID_SIZE); in symsrc__init()
892 ss->is_64_bit = (gelf_getclass(elf) == ELFCLASS64); in symsrc__init()
894 ss->symtab = elf_section_by_name(elf, &ehdr, &ss->symshdr, ".symtab", in symsrc__init()
900 ss->dynsym = elf_section_by_name(elf, &ehdr, &ss->dynshdr, ".dynsym", in symsrc__init()
906 ss->opdsec = elf_section_by_name(elf, &ehdr, &ss->opdshdr, ".opd", in symsrc__init()
922 ss->elf = elf; in symsrc__init()
930 elf_end(elf); in symsrc__init()
1095 Elf *elf; in dso__load_sym_internal() local
1102 elf = syms_ss->elf; in dso__load_sym_internal()
1112 if (elf_section_by_name(runtime_ss->elf, &runtime_ss->ehdr, &tshdr, in dso__load_sym_internal()
1123 sec = elf_getscn(elf, shdr.sh_link); in dso__load_sym_internal()
1131 sec_strndx = elf_getscn(runtime_ss->elf, runtime_ss->ehdr.e_shstrndx); in dso__load_sym_internal()
1139 sec_strndx = elf_getscn(elf, ehdr.e_shstrndx); in dso__load_sym_internal()
1208 sym.st_shndx = elf_addr_to_index(runtime_ss->elf, in dso__load_sym_internal()
1224 sec = elf_getscn(syms_ss->elf, sym.st_shndx); in dso__load_sym_internal()
1239 sec = elf_getscn(runtime_ss->elf, sym.st_shndx); in dso__load_sym_internal()
1352 static int elf_read_maps(Elf *elf, bool exe, mapfn_t mapfn, void *data) in elf_read_maps() argument
1359 if (elf_getphdrnum(elf, &phdrnum)) in elf_read_maps()
1363 if (gelf_getphdr(elf, i, &phdr) == NULL) in elf_read_maps()
1388 Elf *elf; in file__read_maps() local
1390 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in file__read_maps()
1391 if (elf == NULL) in file__read_maps()
1395 *is_64_bit = (gelf_getclass(elf) == ELFCLASS64); in file__read_maps()
1397 err = elf_read_maps(elf, exe, mapfn, data); in file__read_maps()
1399 elf_end(elf); in file__read_maps()
1408 Elf *elf; in dso__type_fd() local
1410 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in dso__type_fd()
1411 if (elf == NULL) in dso__type_fd()
1414 ek = elf_kind(elf); in dso__type_fd()
1418 if (gelf_getclass(elf) == ELFCLASS64) { in dso__type_fd()
1423 if (gelf_getehdr(elf, &ehdr) == NULL) in dso__type_fd()
1431 elf_end(elf); in dso__type_fd()
1480 Elf *elf; member
1492 kcore->elf = elf_begin(kcore->fd, ELF_C_READ, NULL); in kcore__open()
1493 if (!kcore->elf) in kcore__open()
1496 kcore->elfclass = gelf_getclass(kcore->elf); in kcore__open()
1500 ehdr = gelf_getehdr(kcore->elf, &kcore->ehdr); in kcore__open()
1507 elf_end(kcore->elf); in kcore__open()
1525 kcore->elf = elf_begin(kcore->fd, ELF_C_WRITE, NULL); in kcore__init()
1526 if (!kcore->elf) in kcore__init()
1529 if (!gelf_newehdr(kcore->elf, elfclass)) in kcore__init()
1537 elf_end(kcore->elf); in kcore__init()
1546 elf_end(kcore->elf); in kcore__close()
1577 if (!gelf_update_ehdr(to->elf, ehdr)) in kcore__copy_hdr()
1580 if (!gelf_newphdr(to->elf, count)) in kcore__copy_hdr()
1600 if (!gelf_update_phdr(kcore->elf, idx, &phdr)) in kcore__add_phdr()
1608 return elf_update(kcore->elf, ELF_C_WRITE); in kcore__write()
1820 static int kcore_copy__read_maps(struct kcore_copy_info *kci, Elf *elf) in kcore_copy__read_maps() argument
1822 if (elf_read_maps(elf, true, kcore_copy__read_map, kci) < 0) in kcore_copy__read_maps()
1887 Elf *elf) in kcore_copy__calc_maps() argument
1925 if (kcore_copy__read_maps(kci, elf)) in kcore_copy__calc_maps()
2075 if (kcore_copy__calc_maps(&kci, from_dir, kcore.elf)) in kcore_copy()
2084 offset = gelf_fsize(extract.elf, ELF_T_EHDR, 1, EV_CURRENT) + in kcore_copy()
2085 gelf_fsize(extract.elf, ELF_T_PHDR, kci.phnum, EV_CURRENT); in kcore_copy()
2220 static int populate_sdt_note(Elf **elf, const char *data, size_t len, in populate_sdt_note() argument
2236 .d_size = gelf_fsize((*elf), ELF_T_ADDR, NR_ADDR, EV_CURRENT), in populate_sdt_note()
2257 if (gelf_xlatetom(*elf, &dst, &src, in populate_sdt_note()
2258 elf_getident(*elf, NULL)[EI_DATA]) == NULL) { in populate_sdt_note()
2300 if (gelf_getclass(*elf) == ELFCLASS32) { in populate_sdt_note()
2308 if (!gelf_getehdr(*elf, &ehdr)) { in populate_sdt_note()
2321 if (elf_section_by_name(*elf, &ehdr, &shdr, SDT_BASE_SCN, NULL)) in populate_sdt_note()
2325 if (elf_section_by_name(*elf, &ehdr, &shdr, SDT_PROBES_SCN, NULL)) in populate_sdt_note()
2352 static int construct_sdt_notes_list(Elf *elf, struct list_head *sdt_notes) in construct_sdt_notes_list() argument
2363 if (gelf_getehdr(elf, &ehdr) == NULL) { in construct_sdt_notes_list()
2367 if (elf_getshdrstrndx(elf, &shstrndx) != 0) { in construct_sdt_notes_list()
2373 scn = elf_section_by_name(elf, &ehdr, &shdr, SDT_NOTE_SCN, NULL); in construct_sdt_notes_list()
2396 ret = populate_sdt_note(&elf, ((data->d_buf) + desc_off), in construct_sdt_notes_list()
2419 Elf *elf; in get_sdt_note_list() local
2426 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in get_sdt_note_list()
2427 if (!elf) { in get_sdt_note_list()
2431 ret = construct_sdt_notes_list(elf, head); in get_sdt_note_list()
2432 elf_end(elf); in get_sdt_note_list()