Lines Matching refs:elf
360 static enum export export_from_secname(struct elf_info *elf, unsigned int sec) in export_from_secname() argument
362 const char *secname = sec_name(elf, sec); in export_from_secname()
372 static enum export export_from_sec(struct elf_info *elf, unsigned int sec) in export_from_sec() argument
374 if (sec == elf->export_sec) in export_from_sec()
376 else if (sec == elf->export_gpl_sec) in export_from_sec()
818 static const char *sym_name(struct elf_info *elf, Elf_Sym *sym) in sym_name() argument
821 return elf->strtab + sym->st_name; in sym_name()
898 static void check_section(const char *modname, struct elf_info *elf, in check_section() argument
901 const char *sec = sech_name(elf, sechdr); in check_section()
1027 void (*handler)(const char *modname, struct elf_info *elf,
1033 static void extable_mismatch_handler(const char *modname, struct elf_info *elf,
1276 static inline int is_valid_name(struct elf_info *elf, Elf_Sym *sym) in is_valid_name() argument
1278 const char *name = elf->strtab + sym->st_name; in is_valid_name()
1292 static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr, in find_elf_symbol() argument
1304 relsym_secindex = get_secindex(elf, relsym); in find_elf_symbol()
1305 for (sym = elf->symtab_start; sym < elf->symtab_stop; sym++) { in find_elf_symbol()
1306 if (get_secindex(elf, sym) != relsym_secindex) in find_elf_symbol()
1310 if (!is_valid_name(elf, sym)) in find_elf_symbol()
1336 static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr, in find_elf_symbol2() argument
1343 for (sym = elf->symtab_start; sym < elf->symtab_stop; sym++) { in find_elf_symbol2()
1348 symsec = sec_name(elf, get_secindex(elf, sym)); in find_elf_symbol2()
1351 if (!is_valid_name(elf, sym)) in find_elf_symbol2()
1576 static void default_mismatch_handler(const char *modname, struct elf_info *elf, in default_mismatch_handler() argument
1586 from = find_elf_symbol2(elf, r->r_offset, fromsec); in default_mismatch_handler()
1587 fromsym = sym_name(elf, from); in default_mismatch_handler()
1592 tosec = sec_name(elf, get_secindex(elf, sym)); in default_mismatch_handler()
1593 to = find_elf_symbol(elf, r->r_addend, sym); in default_mismatch_handler()
1594 tosym = sym_name(elf, to); in default_mismatch_handler()
1606 static int is_executable_section(struct elf_info* elf, unsigned int section_index) in is_executable_section() argument
1608 if (section_index > elf->num_sections) in is_executable_section()
1611 return ((elf->sechdrs[section_index].sh_flags & SHF_EXECINSTR) == SHF_EXECINSTR); in is_executable_section()
1651 static void report_extable_warnings(const char* modname, struct elf_info* elf, in report_extable_warnings() argument
1656 Elf_Sym* fromsym = find_elf_symbol2(elf, r->r_offset, fromsec); in report_extable_warnings()
1657 const char* fromsym_name = sym_name(elf, fromsym); in report_extable_warnings()
1658 Elf_Sym* tosym = find_elf_symbol(elf, r->r_addend, sym); in report_extable_warnings()
1659 const char* tosym_name = sym_name(elf, tosym); in report_extable_warnings()
1677 is_executable_section(elf, get_secindex(elf, sym))) in report_extable_warnings()
1689 static void extable_mismatch_handler(const char* modname, struct elf_info *elf, in extable_mismatch_handler() argument
1694 const char* tosec = sec_name(elf, get_secindex(elf, sym)); in extable_mismatch_handler()
1698 report_extable_warnings(modname, elf, mismatch, r, sym, fromsec, tosec); in extable_mismatch_handler()
1707 else if (!is_executable_section(elf, get_secindex(elf, sym))) { in extable_mismatch_handler()
1725 static void check_section_mismatch(const char *modname, struct elf_info *elf, in check_section_mismatch() argument
1728 const char *tosec = sec_name(elf, get_secindex(elf, sym)); in check_section_mismatch()
1733 mismatch->handler(modname, elf, mismatch, in check_section_mismatch()
1736 default_mismatch_handler(modname, elf, mismatch, in check_section_mismatch()
1741 static unsigned int *reloc_location(struct elf_info *elf, in reloc_location() argument
1744 return sym_get_data_by_offset(elf, sechdr->sh_info, r->r_offset); in reloc_location()
1747 static int addend_386_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r) in addend_386_rel() argument
1750 unsigned int *location = reloc_location(elf, sechdr, r); in addend_386_rel()
1759 if (elf->hdr->e_type == ET_EXEC) in addend_386_rel()
1783 static int addend_arm_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r) in addend_arm_rel() argument
1791 (elf->symtab_start + ELF_R_SYM(r->r_info)); in addend_arm_rel()
1800 r->r_addend = (int)(long)(elf->hdr + in addend_arm_rel()
1810 static int addend_mips_rel(struct elf_info *elf, Elf_Shdr *sechdr, Elf_Rela *r) in addend_mips_rel() argument
1813 unsigned int *location = reloc_location(elf, sechdr, r); in addend_mips_rel()
1833 static void section_rela(const char *modname, struct elf_info *elf, in section_rela() argument
1842 Elf_Rela *start = (void *)elf->hdr + sechdr->sh_offset; in section_rela()
1845 fromsec = sech_name(elf, sechdr); in section_rela()
1854 if (elf->hdr->e_machine == EM_MIPS) { in section_rela()
1869 sym = elf->symtab_start + r_sym; in section_rela()
1875 check_section_mismatch(modname, elf, &r, sym, fromsec); in section_rela()
1879 static void section_rel(const char *modname, struct elf_info *elf, in section_rel() argument
1888 Elf_Rel *start = (void *)elf->hdr + sechdr->sh_offset; in section_rel()
1891 fromsec = sech_name(elf, sechdr); in section_rel()
1900 if (elf->hdr->e_machine == EM_MIPS) { in section_rel()
1915 switch (elf->hdr->e_machine) { in section_rel()
1917 if (addend_386_rel(elf, sechdr, &r)) in section_rel()
1921 if (addend_arm_rel(elf, sechdr, &r)) in section_rel()
1925 if (addend_mips_rel(elf, sechdr, &r)) in section_rel()
1929 sym = elf->symtab_start + r_sym; in section_rel()
1935 check_section_mismatch(modname, elf, &r, sym, fromsec); in section_rel()
1952 struct elf_info *elf) in check_sec_ref() argument
1955 Elf_Shdr *sechdrs = elf->sechdrs; in check_sec_ref()
1958 for (i = 0; i < elf->num_sections; i++) { in check_sec_ref()
1959 check_section(modname, elf, &elf->sechdrs[i]); in check_sec_ref()
1962 section_rela(modname, elf, &elf->sechdrs[i]); in check_sec_ref()
1964 section_rel(modname, elf, &elf->sechdrs[i]); in check_sec_ref()