+simgrid::s4u::Link* Engine::link_by_name(std::string name)
+{
+ return pimpl->links_.at(name); // Will raise a std::out_of_range if the host does not exist
+}
+
+simgrid::s4u::Link* Engine::link_by_name_or_null(std::string name)
+{
+ auto link = pimpl->links_.find(name);
+ return link == pimpl->links_.end() ? nullptr : link->second;
+}
+
+void Engine::link_register(std::string name, simgrid::s4u::Link* link)
+{
+ pimpl->links_[name] = link;
+}
+
+void Engine::link_unregister(std::string name)
+{
+ pimpl->links_.erase(name);
+}
+