Method LoadDynamicSection

Source/cmELF.cxx:469–505

template <class Types>
bool cmELFInternalImpl<Types>::LoadDynamicSection()
{
  // If there is no dynamic section we are done.
  if (!this->HasDynamicSection()) {
    return false;
  }

  // If the section was already loaded we are done.
  if (!this->DynamicSectionEntries.empty()) {
    return true;
  }

  // If there are no entries we are done.
  ELF_Shdr const& sec = this->SectionHeaders[this->DynamicSectionIndex];
  if (sec.sh_entsize == 0) {
    return false;
  }

  // Allocate the dynamic section entries.
  int n = static_cast<int>(sec.sh_size / sec.sh_entsize);
  this->DynamicSectionEntries.resize(n);

  // Read each entry.
  for (int j = 0; j < n; ++j) {
    // Seek to the beginning of the section entry.
    this->Stream->seekg(sec.sh_offset + sec.sh_entsize * j);
    ELF_Dyn& dyn = this->DynamicSectionEntries[j];

    // Try reading the entry.
    if (!this->Read(dyn)) {
      this->SetErrorMessage("Error reading entry from DYNAMIC section.");
      this->DynamicSectionIndex = -1;
      return false;
    }
  }
  return true;
}

template <class Types>
unsigned long cmELFInternalImpl<Types>::GetDynamicEntryPosition(int j)