Method Copy

external/celf/Src/CElf.cpp:1167–1303

}

void
CElf::Copy(const CElf& celf)
{
    if (!celf.m_Initialized)
    {
        return;
    }

    // This is a utility with below...

    // Copy the image header to get the ones that we care about.
    m_Header = celf.m_Header;
    size_t numberSections = celf.m_Sections.size();
    m_Sections.resize(numberSections);

    // Iterate over celf's sections.
    // Copy, but don't populate the string tables.
    // Copy ordinary sections.
    // Make a map from celf's sections to their index.
    map<const CElfSection*, size_t> sectionMap;

    for (size_t i = 0; i < numberSections; ++i)
    {
        sectionMap[celf.m_Sections[i]] = i;

        CElfSection* section;

        switch (celf.m_Sections[i]->GetType())
        {
            case SHT_SYMTAB:
                m_SymbolTable = new CElfSymbolTable();
                section = m_SymbolTable;
                break;

            case SHT_STRTAB:
                if (celf.m_Sections[i] == celf.m_SectionHeaderStringTable)
                {
                    m_SectionHeaderStringTable = new CElfStringTable();
                    section = m_SectionHeaderStringTable;
                }
                else
                {
                    section = new CElfStringTable();
                }

                break;

            default:
                section = new CElfSection();
                const vector<char>& data = celf.m_Sections[i]->GetData();
                section->SetData(data);
                break;
        }

        m_Sections[i] = section;

        // I could just copy celf.m_Sections[i]->m_Header, but that's ugly.
        // Copy just the fields that are maintained through the section's lifetime.