+void Engine::registerFunction(const char*name, int (*code)(int,char**))
+{
+ SIMIX_function_register(name,code);
+}
+void Engine::registerDefault(int (*code)(int,char**))
+{
+ SIMIX_function_register_default(code);
+}
+void Engine::loadDeployment(const char *deploy)
+{
+ SIMIX_launch_application(deploy);
+}
+// FIXME: The following duplicates the content of s4u::Host
+extern std::map<std::string, simgrid::s4u::Host*> host_list;
+/** @brief Returns the amount of hosts in the platform */
+size_t Engine::hostCount()
+{
+ return host_list.size();
+}
+/** @brief Fills the passed list with all hosts found in the platform */
+void Engine::hostList(std::vector<Host*>* list)
+{
+ for (auto kv : host_list)
+ list->push_back(kv.second);
+}
+
+void Engine::run() {
+ if (MC_is_active()) {
+ MC_run();
+ } else {
+ SIMIX_run();
+ }
+}
+
+s4u::NetZone* Engine::netRoot()
+{
+ return pimpl->netRoot_;
+}
+
+static s4u::NetZone* netzoneByNameRecursive(s4u::NetZone* current, const char* name)
+{
+ if (not strcmp(current->name(), name))
+ return current;
+
+ for (auto elem : *(current->children())) {
+ simgrid::s4u::NetZone* tmp = netzoneByNameRecursive(elem, name);
+ if (tmp != nullptr) {
+ return tmp;
+ }
+ }
+ return nullptr;
+}
+
+/** @brief Retrieve the NetZone of the given name (or nullptr if not found) */
+NetZone* Engine::netzoneByNameOrNull(const char* name)
+{
+ return netzoneByNameRecursive(netRoot(), name);
+}
+
+/** @brief Retrieve the netpoint of the given name (or nullptr if not found) */
+simgrid::kernel::routing::NetPoint* Engine::netpointByNameOrNull(const char* name)
+{
+ if (pimpl->netpoints_.find(name) == pimpl->netpoints_.end())
+ return nullptr;
+ return pimpl->netpoints_.at(name);
+}
+/** @brief Fill the provided vector with all existing netpoints */
+void Engine::netpointList(std::vector<simgrid::kernel::routing::NetPoint*>* list)
+{
+ for (auto kv : pimpl->netpoints_)
+ list->push_back(kv.second);
+}
+/** @brief Register a new netpoint to the system */
+void Engine::netpointRegister(simgrid::kernel::routing::NetPoint* point)
+{
+// simgrid::simix::kernelImmediate([&]{ FIXME: this segfaults in set_thread
+ pimpl->netpoints_[point->name()] = point;
+// });
+}
+/** @brief Unregister a given netpoint */
+void Engine::netpointUnregister(simgrid::kernel::routing::NetPoint* point)
+{
+ simgrid::simix::kernelImmediate([this, point] {
+ pimpl->netpoints_.erase(point->name());
+ delete point;
+ });
+}
+
+bool Engine::isInitialized()
+{
+ return Engine::instance_ != nullptr;
+}