Method find_child_hosts

library/VTableInterpose.cpp:343–389

}

bool VMethodInterposeLinkBase::find_child_hosts(const virtual_identity *cur, void *vmptr)
{
    auto &children = cur->getChildren();
    bool found = false;

    for (const auto& child_ : children) {
        auto child = dynamic_cast<const virtual_identity*>(child_);

        if (!child) continue;

        auto base = get_first_interpose(child);

        if (base)
        {
            assert(base->prev == NULL);

            if (base->saved_chain != vmptr)
                continue;

            child_next.insert(base);
            found = true;
        }
        else if (child->vtable_ptr())
        {
            void *cptr = child->get_vmethod_ptr(vmethod_idx);
            if (cptr != vmptr)
                continue;

            child_hosts.insert(child);
            found = true;

            find_child_hosts(child, vmptr);
        }
        else
        {
            // If this vtable is not known, but any of the children
            // have the same vmethod, this one definitely does too
            if (find_child_hosts(child, vmptr))
            {
                child_hosts.insert(child);
                found = true;
            }
        }
    }

    return found;
}

void VMethodInterposeLinkBase::on_host_delete(const virtual_identity *from)
{