-// Templates to choose Elf_Addr and Elf_Off depending on is64Bits.
-namespace {
-template<support::endianness target_endianness>
-struct ELFDataTypeTypedefHelperCommon {
- typedef support::detail::packed_endian_specific_integral
- <uint16_t, target_endianness, support::aligned> Elf_Half;
- typedef support::detail::packed_endian_specific_integral
- <uint32_t, target_endianness, support::aligned> Elf_Word;
- typedef support::detail::packed_endian_specific_integral
- <int32_t, target_endianness, support::aligned> Elf_Sword;
- typedef support::detail::packed_endian_specific_integral
- <uint64_t, target_endianness, support::aligned> Elf_Xword;
- typedef support::detail::packed_endian_specific_integral
- <int64_t, target_endianness, support::aligned> Elf_Sxword;
-};
-}
-
-namespace {
-template<support::endianness target_endianness, bool is64Bits>
-struct ELFDataTypeTypedefHelper;
-
-/// ELF 32bit types.
-template<support::endianness target_endianness>
-struct ELFDataTypeTypedefHelper<target_endianness, false>
- : ELFDataTypeTypedefHelperCommon<target_endianness> {
- typedef support::detail::packed_endian_specific_integral
- <uint32_t, target_endianness, support::aligned> Elf_Addr;
- typedef support::detail::packed_endian_specific_integral
- <uint32_t, target_endianness, support::aligned> Elf_Off;
-};
-
-/// ELF 64bit types.
-template<support::endianness target_endianness>
-struct ELFDataTypeTypedefHelper<target_endianness, true>
- : ELFDataTypeTypedefHelperCommon<target_endianness>{
- typedef support::detail::packed_endian_specific_integral
- <uint64_t, target_endianness, support::aligned> Elf_Addr;
- typedef support::detail::packed_endian_specific_integral
- <uint64_t, target_endianness, support::aligned> Elf_Off;
-};
-}
-
-// I really don't like doing this, but the alternative is copypasta.
-#define LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Addr Elf_Addr; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Off Elf_Off; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Half Elf_Half; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Word Elf_Word; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Sword Elf_Sword; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Xword Elf_Xword; \
-typedef typename \
- ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Sxword Elf_Sxword;
-
- // Section header.
-namespace {
-template<support::endianness target_endianness, bool is64Bits>
-struct Elf_Shdr_Base;
-
-template<support::endianness target_endianness>
-struct Elf_Shdr_Base<target_endianness, false> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, false)
- Elf_Word sh_name; // Section name (index into string table)
- Elf_Word sh_type; // Section type (SHT_*)
- Elf_Word sh_flags; // Section flags (SHF_*)
- Elf_Addr sh_addr; // Address where section is to be loaded
- Elf_Off sh_offset; // File offset of section data, in bytes
- Elf_Word sh_size; // Size of section, in bytes
- Elf_Word sh_link; // Section type-specific header table index link
- Elf_Word sh_info; // Section type-specific extra information
- Elf_Word sh_addralign;// Section address alignment
- Elf_Word sh_entsize; // Size of records contained within the section
-};
-
-template<support::endianness target_endianness>
-struct Elf_Shdr_Base<target_endianness, true> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, true)
- Elf_Word sh_name; // Section name (index into string table)
- Elf_Word sh_type; // Section type (SHT_*)
- Elf_Xword sh_flags; // Section flags (SHF_*)
- Elf_Addr sh_addr; // Address where section is to be loaded
- Elf_Off sh_offset; // File offset of section data, in bytes
- Elf_Xword sh_size; // Size of section, in bytes
- Elf_Word sh_link; // Section type-specific header table index link
- Elf_Word sh_info; // Section type-specific extra information
- Elf_Xword sh_addralign;// Section address alignment
- Elf_Xword sh_entsize; // Size of records contained within the section
-};
-
-template<support::endianness target_endianness, bool is64Bits>
-struct Elf_Shdr_Impl : Elf_Shdr_Base<target_endianness, is64Bits> {
- using Elf_Shdr_Base<target_endianness, is64Bits>::sh_entsize;
- using Elf_Shdr_Base<target_endianness, is64Bits>::sh_size;
-
- /// @brief Get the number of entities this section contains if it has any.
- unsigned getEntityCount() const {
- if (sh_entsize == 0)
- return 0;
- return sh_size / sh_entsize;
- }
-};
-}
-
-namespace {
-template<support::endianness target_endianness, bool is64Bits>
-struct Elf_Sym_Base;
-
-template<support::endianness target_endianness>
-struct Elf_Sym_Base<target_endianness, false> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, false)
- Elf_Word st_name; // Symbol name (index into string table)
- Elf_Addr st_value; // Value or address associated with the symbol
- Elf_Word st_size; // Size of the symbol
- unsigned char st_info; // Symbol's type and binding attributes
- unsigned char st_other; // Must be zero; reserved
- Elf_Half st_shndx; // Which section (header table index) it's defined in
-};
-
-template<support::endianness target_endianness>
-struct Elf_Sym_Base<target_endianness, true> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, true)
- Elf_Word st_name; // Symbol name (index into string table)
- unsigned char st_info; // Symbol's type and binding attributes
- unsigned char st_other; // Must be zero; reserved
- Elf_Half st_shndx; // Which section (header table index) it's defined in
- Elf_Addr st_value; // Value or address associated with the symbol
- Elf_Xword st_size; // Size of the symbol
-};
-
-template<support::endianness target_endianness, bool is64Bits>
-struct Elf_Sym_Impl : Elf_Sym_Base<target_endianness, is64Bits> {
- using Elf_Sym_Base<target_endianness, is64Bits>::st_info;
-
- // These accessors and mutators correspond to the ELF32_ST_BIND,
- // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification:
- unsigned char getBinding() const { return st_info >> 4; }
- unsigned char getType() const { return st_info & 0x0f; }
- void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
- void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
- void setBindingAndType(unsigned char b, unsigned char t) {
- st_info = (b << 4) + (t & 0x0f);
- }
-};
-}
-
-namespace {
-template<support::endianness target_endianness, bool is64Bits, bool isRela>
-struct Elf_Rel_Base;
-
-template<support::endianness target_endianness>
-struct Elf_Rel_Base<target_endianness, false, false> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, false)
- Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
- Elf_Word r_info; // Symbol table index and type of relocation to apply
-};
-
-template<support::endianness target_endianness>
-struct Elf_Rel_Base<target_endianness, true, false> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, true)
- Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
- Elf_Xword r_info; // Symbol table index and type of relocation to apply
-};
-
-template<support::endianness target_endianness>
-struct Elf_Rel_Base<target_endianness, false, true> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, false)
- Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
- Elf_Word r_info; // Symbol table index and type of relocation to apply
- Elf_Sword r_addend; // Compute value for relocatable field by adding this
-};
-
-template<support::endianness target_endianness>
-struct Elf_Rel_Base<target_endianness, true, true> {
- LLVM_ELF_IMPORT_TYPES(target_endianness, true)
- Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
- Elf_Xword r_info; // Symbol table index and type of relocation to apply
- Elf_Sxword r_addend; // Compute value for relocatable field by adding this.
-};
-
-template<support::endianness target_endianness, bool is64Bits, bool isRela>
-struct Elf_Rel_Impl;
-
-template<support::endianness target_endianness, bool isRela>
-struct Elf_Rel_Impl<target_endianness, true, isRela>
- : Elf_Rel_Base<target_endianness, true, isRela> {
- using Elf_Rel_Base<target_endianness, true, isRela>::r_info;
- LLVM_ELF_IMPORT_TYPES(target_endianness, true)
-
- // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
- // and ELF64_R_INFO macros defined in the ELF specification:
- uint64_t getSymbol() const { return (r_info >> 32); }
- unsigned char getType() const {
- return (unsigned char) (r_info & 0xffffffffL);
- }
- void setSymbol(uint64_t s) { setSymbolAndType(s, getType()); }
- void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
- void setSymbolAndType(uint64_t s, unsigned char t) {
- r_info = (s << 32) + (t&0xffffffffL);
- }
-};
-
-template<support::endianness target_endianness, bool isRela>
-struct Elf_Rel_Impl<target_endianness, false, isRela>
- : Elf_Rel_Base<target_endianness, false, isRela> {
- using Elf_Rel_Base<target_endianness, false, isRela>::r_info;
- LLVM_ELF_IMPORT_TYPES(target_endianness, false)
-
- // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
- // and ELF32_R_INFO macros defined in the ELF specification:
- uint32_t getSymbol() const { return (r_info >> 8); }
- unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); }
- void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); }
- void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
- void setSymbolAndType(uint32_t s, unsigned char t) {
- r_info = (s << 8) + t;
- }
-};
-
-}
-
-namespace {
-template<support::endianness target_endianness, bool is64Bits>
-class ELFObjectFile : public ObjectFile {
- LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits)
-
- typedef Elf_Shdr_Impl<target_endianness, is64Bits> Elf_Shdr;
- typedef Elf_Sym_Impl<target_endianness, is64Bits> Elf_Sym;
- typedef Elf_Rel_Impl<target_endianness, is64Bits, false> Elf_Rel;
- typedef Elf_Rel_Impl<target_endianness, is64Bits, true> Elf_Rela;
-
- struct Elf_Ehdr {
- unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes
- Elf_Half e_type; // Type of file (see ET_*)
- Elf_Half e_machine; // Required architecture for this file (see EM_*)
- Elf_Word e_version; // Must be equal to 1
- Elf_Addr e_entry; // Address to jump to in order to start program
- Elf_Off e_phoff; // Program header table's file offset, in bytes
- Elf_Off e_shoff; // Section header table's file offset, in bytes
- Elf_Word e_flags; // Processor-specific flags
- Elf_Half e_ehsize; // Size of ELF header, in bytes
- Elf_Half e_phentsize;// Size of an entry in the program header table
- Elf_Half e_phnum; // Number of entries in the program header table
- Elf_Half e_shentsize;// Size of an entry in the section header table
- Elf_Half e_shnum; // Number of entries in the section header table
- Elf_Half e_shstrndx; // Section header table index of section name
- // string table
- bool checkMagic() const {
- return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0;
- }
- unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; }
- unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; }
- };
-
- typedef SmallVector<const Elf_Shdr*, 1> Sections_t;
- typedef DenseMap<unsigned, unsigned> IndexMap_t;
- typedef DenseMap<const Elf_Shdr*, SmallVector<uint32_t, 1> > RelocMap_t;
-
- const Elf_Ehdr *Header;
- const Elf_Shdr *SectionHeaderTable;
- const Elf_Shdr *dot_shstrtab_sec; // Section header string table.
- const Elf_Shdr *dot_strtab_sec; // Symbol header string table.
- Sections_t SymbolTableSections;
- IndexMap_t SymbolTableSectionsIndexMap;
- DenseMap<const Elf_Sym*, ELF::Elf64_Word> ExtendedSymbolTable;
-
- /// @brief Map sections to an array of relocation sections that reference
- /// them sorted by section index.
- RelocMap_t SectionRelocMap;
-
- /// @brief Get the relocation section that contains \a Rel.
- const Elf_Shdr *getRelSection(DataRefImpl Rel) const {
- return getSection(Rel.w.b);
- }
-
- void validateSymbol(DataRefImpl Symb) const;
- bool isRelocationHasAddend(DataRefImpl Rel) const;
- template<typename T>
- const T *getEntry(uint16_t Section, uint32_t Entry) const;
- template<typename T>
- const T *getEntry(const Elf_Shdr *Section, uint32_t Entry) const;
- const Elf_Sym *getSymbol(DataRefImpl Symb) const;
- const Elf_Shdr *getSection(DataRefImpl index) const;
- const Elf_Shdr *getSection(uint32_t index) const;
- const Elf_Rel *getRel(DataRefImpl Rel) const;
- const Elf_Rela *getRela(DataRefImpl Rela) const;
- const char *getString(uint32_t section, uint32_t offset) const;
- const char *getString(const Elf_Shdr *section, uint32_t offset) const;
- error_code getSymbolName(const Elf_Sym *Symb, StringRef &Res) const;
-
-protected:
- virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const;
- virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const;
- virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const;
- virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const;
- virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const;
- virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const;
- virtual error_code isSymbolInternal(DataRefImpl Symb, bool &Res) const;
- virtual error_code isSymbolGlobal(DataRefImpl Symb, bool &Res) const;
- virtual error_code isSymbolWeak(DataRefImpl Symb, bool &Res) const;
- virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const;
- virtual error_code isSymbolAbsolute(DataRefImpl Symb, bool &Res) const;
- virtual error_code getSymbolSection(DataRefImpl Symb,
- section_iterator &Res) const;
-
- virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const;
- virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const;
- virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const;
- virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const;
- virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const;
- virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const;
- virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const;
- virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const;
- virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const;
- virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
- bool &Result) const;
- virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const;
- virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const;
-
- virtual error_code getRelocationNext(DataRefImpl Rel,
- RelocationRef &Res) const;
- virtual error_code getRelocationAddress(DataRefImpl Rel,
- uint64_t &Res) const;
- virtual error_code getRelocationOffset(DataRefImpl Rel,
- uint64_t &Res) const;
- virtual error_code getRelocationSymbol(DataRefImpl Rel,
- SymbolRef &Res) const;
- virtual error_code getRelocationType(DataRefImpl Rel,
- uint64_t &Res) const;
- virtual error_code getRelocationTypeName(DataRefImpl Rel,
- SmallVectorImpl<char> &Result) const;
- virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel,
- int64_t &Res) const;
- virtual error_code getRelocationValueString(DataRefImpl Rel,
- SmallVectorImpl<char> &Result) const;
-
-public:
- ELFObjectFile(MemoryBuffer *Object, error_code &ec);
- virtual symbol_iterator begin_symbols() const;
- virtual symbol_iterator end_symbols() const;
- virtual section_iterator begin_sections() const;
- virtual section_iterator end_sections() const;
-
- virtual uint8_t getBytesInAddress() const;
- virtual StringRef getFileFormatName() const;
- virtual unsigned getArch() const;
-
- uint64_t getNumSections() const;
- uint64_t getStringTableIndex() const;
- ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const;
- const Elf_Shdr *getSection(const Elf_Sym *symb) const;
-
- static inline bool classof(const Binary *v) {
- return v->getType() == isELF;
- }
- static inline bool classof(const ELFObjectFile *v) { return true; }
-};
-} // end namespace
-
-template<support::endianness target_endianness, bool is64Bits>
-void ELFObjectFile<target_endianness, is64Bits>
- ::validateSymbol(DataRefImpl Symb) const {
- const Elf_Sym *symb = getSymbol(Symb);
- const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b];
- // FIXME: We really need to do proper error handling in the case of an invalid
- // input file. Because we don't use exceptions, I think we'll just pass
- // an error object around.
- if (!( symb
- && SymbolTableSection
- && symb >= (const Elf_Sym*)(base()
- + SymbolTableSection->sh_offset)
- && symb < (const Elf_Sym*)(base()
- + SymbolTableSection->sh_offset
- + SymbolTableSection->sh_size)))
- // FIXME: Proper error handling.
- report_fatal_error("Symb must point to a valid symbol!");
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolNext(DataRefImpl Symb,
- SymbolRef &Result) const {
- validateSymbol(Symb);
- const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b];
-
- ++Symb.d.a;
- // Check to see if we are at the end of this symbol table.
- if (Symb.d.a >= SymbolTableSection->getEntityCount()) {
- // We are at the end. If there are other symbol tables, jump to them.
- ++Symb.d.b;
- Symb.d.a = 1; // The 0th symbol in ELF is fake.
- // Otherwise return the terminator.
- if (Symb.d.b >= SymbolTableSections.size()) {
- Symb.d.a = std::numeric_limits<uint32_t>::max();
- Symb.d.b = std::numeric_limits<uint32_t>::max();
- }
- }
-
- Result = SymbolRef(Symb, this);
- return object_error::success;
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolName(DataRefImpl Symb,
- StringRef &Result) const {
- validateSymbol(Symb);
- const Elf_Sym *symb = getSymbol(Symb);
- return getSymbolName(symb, Result);
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-ELF::Elf64_Word ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolTableIndex(const Elf_Sym *symb) const {
- if (symb->st_shndx == ELF::SHN_XINDEX)
- return ExtendedSymbolTable.lookup(symb);
- return symb->st_shndx;
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-const typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr *
-ELFObjectFile<target_endianness, is64Bits>
- ::getSection(const Elf_Sym *symb) const {
- if (symb->st_shndx == ELF::SHN_XINDEX)
- return getSection(ExtendedSymbolTable.lookup(symb));
- if (symb->st_shndx >= ELF::SHN_LORESERVE)
- return 0;
- return getSection(symb->st_shndx);
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolFileOffset(DataRefImpl Symb,
- uint64_t &Result) const {
- validateSymbol(Symb);
- const Elf_Sym *symb = getSymbol(Symb);
- const Elf_Shdr *Section;
- switch (getSymbolTableIndex(symb)) {
- case ELF::SHN_COMMON:
- // Undefined symbols have no address yet.
- case ELF::SHN_UNDEF:
- Result = UnknownAddressOrSize;
- return object_error::success;
- case ELF::SHN_ABS:
- Result = symb->st_value;
- return object_error::success;
- default: Section = getSection(symb);
- }
-
- switch (symb->getType()) {
- case ELF::STT_SECTION:
- Result = Section ? Section->sh_addr : UnknownAddressOrSize;
- return object_error::success;
- case ELF::STT_FUNC:
- case ELF::STT_OBJECT:
- case ELF::STT_NOTYPE:
- Result = symb->st_value +
- (Section ? Section->sh_offset - Section->sh_addr : 0);
- return object_error::success;
- default:
- Result = UnknownAddressOrSize;
- return object_error::success;
- }
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolAddress(DataRefImpl Symb,
- uint64_t &Result) const {
- validateSymbol(Symb);
- const Elf_Sym *symb = getSymbol(Symb);
- const Elf_Shdr *Section;
- switch (getSymbolTableIndex(symb)) {
- case ELF::SHN_COMMON:
- // Undefined symbols have no address yet.
- case ELF::SHN_UNDEF:
- Result = UnknownAddressOrSize;
- return object_error::success;
- case ELF::SHN_ABS:
- Result = symb->st_value;
- return object_error::success;
- default: Section = getSection(symb);
- }
-
- switch (symb->getType()) {
- case ELF::STT_SECTION:
- Result = Section ? Section->sh_addr : UnknownAddressOrSize;
- return object_error::success;
- case ELF::STT_FUNC:
- case ELF::STT_OBJECT:
- case ELF::STT_NOTYPE:
- Result = symb->st_value;
- return object_error::success;
- default:
- Result = UnknownAddressOrSize;
- return object_error::success;
- }
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolSize(DataRefImpl Symb,
- uint64_t &Result) const {
- validateSymbol(Symb);
- const Elf_Sym *symb = getSymbol(Symb);
- if (symb->st_size == 0)
- Result = UnknownAddressOrSize;
- Result = symb->st_size;
- return object_error::success;
-}
-
-template<support::endianness target_endianness, bool is64Bits>
-error_code ELFObjectFile<target_endianness, is64Bits>
- ::getSymbolNMTypeChar(DataRefImpl Symb,
- char &Result) const {
- validateSymbol(Symb);
- const Elf_Sym *symb = getSymbol(Symb);
- const Elf_Shdr *Section = getSection(symb);
-
- char ret = '?';
-
- if (Section) {
- switch (Section->sh_type) {
- case ELF::SHT_PROGBITS:
- case ELF::SHT_DYNAMIC:
- switch (Section->sh_flags) {
- case (ELF::SHF_ALLOC | ELF::SHF_EXECINSTR):
- ret = 't'; break;
- case (ELF::SHF_ALLOC | ELF::SHF_WRITE):
- ret = 'd'; break;
- case ELF::SHF_ALLOC:
- case (ELF::SHF_ALLOC | ELF::SHF_MERGE):
- case (ELF::SHF_ALLOC | ELF::SHF_MERGE | ELF::SHF_STRINGS):
- ret = 'r'; break;
- }
- break;
- case ELF::SHT_NOBITS: ret = 'b';
- }
- }
-
- switch (getSymbolTableIndex(symb)) {
- case ELF::SHN_UNDEF:
- if (ret == '?')
- ret = 'U';
- break;
- case ELF::SHN_ABS: ret = 'a'; break;
- case ELF::SHN_COMMON: ret = 'c'; break;
- }
-
- switch (symb->getBinding()) {
- case ELF::STB_GLOBAL: ret = ::toupper(ret); break;
- case ELF::STB_WEAK:
- if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF)
- ret = 'w';