typedef value_type *pointer;
/// \brief Default construct iterator.
- ELFEntityIterator() : EntitySize(0), Current(0) {}
+ ELFEntityIterator() : EntitySize(0), Current(nullptr) {}
ELFEntityIterator(uintX_t EntSize, const char *Start)
: EntitySize(EntSize), Current(Start) {}
/// \brief Represents a region described by entries in the .dynamic table.
struct DynRegionInfo {
- DynRegionInfo() : Addr(0), Size(0), EntSize(0) {}
+ DynRegionInfo() : Addr(nullptr), Size(0), EntSize(0) {}
/// \brief Address in current address space.
const void *Addr;
/// \brief Size in bytes of the region.
public:
// If the integer is 0, this is an Elf_Verdef*.
// If the integer is 1, this is an Elf_Vernaux*.
- VersionMapEntry() : PointerIntPair<const void*, 1>(NULL, 0) { }
+ VersionMapEntry() : PointerIntPair<const void*, 1>(nullptr, 0) { }
VersionMapEntry(const Elf_Verdef *verdef)
: PointerIntPair<const void*, 1>(verdef, 0) { }
VersionMapEntry(const Elf_Vernaux *vernaux)
: PointerIntPair<const void*, 1>(vernaux, 1) { }
- bool isNull() const { return getPointer() == NULL; }
+ bool isNull() const { return getPointer() == nullptr; }
bool isVerdef() const { return !isNull() && getInt() == 0; }
bool isVernaux() const { return !isNull() && getInt() == 1; }
const Elf_Verdef *getVerdef() const {
- return isVerdef() ? (const Elf_Verdef*)getPointer() : NULL;
+ return isVerdef() ? (const Elf_Verdef*)getPointer() : nullptr;
}
const Elf_Vernaux *getVernaux() const {
- return isVernaux() ? (const Elf_Vernaux*)getPointer() : NULL;
+ return isVernaux() ? (const Elf_Vernaux*)getPointer() : nullptr;
}
};
mutable SmallVector<VersionMapEntry, 16> VersionMap;
if (DynSymRegion.Addr)
return Elf_Sym_Iter(DynSymRegion.EntSize, (const char *)DynSymRegion.Addr,
true);
- return Elf_Sym_Iter(0, 0, true);
+ return Elf_Sym_Iter(0, nullptr, true);
}
Elf_Sym_Iter end_dynamic_symbols() const {
return Elf_Sym_Iter(DynSymRegion.EntSize,
(const char *)DynSymRegion.Addr + DynSymRegion.Size,
true);
- return Elf_Sym_Iter(0, 0, true);
+ return Elf_Sym_Iter(0, nullptr, true);
}
Elf_Rela_Iter begin_rela(const Elf_Shdr *sec) const {
template <class ELFT>
void ELFFile<ELFT>::LoadVersionMap() const {
// If there is no dynamic symtab or version table, there is nothing to do.
- if (DynSymRegion.Addr == NULL || dot_gnu_version_sec == NULL)
+ if (!DynSymRegion.Addr || !dot_gnu_version_sec)
return;
// Has the VersionMap already been loaded?
if (symb->st_shndx == ELF::SHN_XINDEX)
return getSection(ExtendedSymbolTable.lookup(symb));
if (symb->st_shndx >= ELF::SHN_LORESERVE)
- return 0;
+ return nullptr;
return getSection(symb->st_shndx);
}
dot_gnu_version_sec(0),
dot_gnu_version_r_sec(0),
dot_gnu_version_d_sec(0),
- dt_soname(0) {
+ dt_soname(nullptr) {
const uint64_t FileSize = Buf->getBufferSize();
if (sizeof(Elf_Ehdr) > FileSize)
template <class ELFT>
typename ELFFile<ELFT>::Elf_Sym_Iter ELFFile<ELFT>::begin_symbols() const {
if (!dot_symtab_sec)
- return Elf_Sym_Iter(0, 0, false);
+ return Elf_Sym_Iter(0, nullptr, false);
return Elf_Sym_Iter(dot_symtab_sec->sh_entsize,
(const char *)base() + dot_symtab_sec->sh_offset, false);
}
const typename ELFFile<ELFT>::Elf_Shdr *
ELFFile<ELFT>::getSection(uint32_t index) const {
if (index == 0)
- return 0;
+ return nullptr;
if (!SectionHeaderTable || index >= getNumSections())
// FIXME: Proper error handling.
report_fatal_error("Invalid section index!");
template <class ELFT>
const char *ELFFile<ELFT>::getDynamicString(uintX_t Offset) const {
if (!DynStrRegion.Addr || Offset >= DynStrRegion.Size)
- return 0;
+ return nullptr;
return (const char *)DynStrRegion.Addr + Offset;
}
const Elf_Sym *symb,
bool &IsDefault) const {
// Handle non-dynamic symbols.
- if (section != DynSymRegion.Addr && section != 0) {
+ if (section != DynSymRegion.Addr && section != nullptr) {
// Non-dynamic symbols can have versions in their names
// A name of the form 'foo@V1' indicates version 'V1', non-default.
// A name of the form 'foo@@V2' indicates version 'V2', default version.
}
// This is a dynamic symbol. Look in the GNU symbol version table.
- if (dot_gnu_version_sec == NULL) {
+ if (!dot_gnu_version_sec) {
// No version table.
IsDefault = false;
return StringRef("");