- xbt_assert(code != NULL && host != NULL, "Invalid parameters: host and code params must not be NULL");
- simdata_process_t simdata = xbt_new0(s_simdata_process_t, 1);
- msg_process_t process;
-
- /* Simulator data for MSG */
- simdata->waiting_action = NULL;
- simdata->waiting_task = NULL;
- simdata->m_host = host;
- simdata->data = data;
- simdata->last_errno = MSG_OK;
-
- /* Let's create the process: SIMIX may decide to start it right now,
- * even before returning the flow control to us */
- process = simcall_process_create(
- name, std::move(code), simdata, sg_host_get_name(host), -1, properties, 0);
-
- if (!process) {
- /* Undo everything we have just changed */
- xbt_free(simdata);
- return NULL;
- }
- else {
- simcall_process_on_exit(process,(int_f_pvoid_pvoid_t)TRACE_msg_process_kill,process);
+ xbt_assert(code != nullptr && host != nullptr, "Invalid parameters: host and code params must not be nullptr");
+ simgrid::MsgActorExt* msgExt = new simgrid::MsgActorExt(data);
+
+ smx_actor_t process = simcall_process_create(name, std::move(code), msgExt, host, properties);
+
+ if (!process) { /* Undo everything */
+ delete msgExt;
+ return nullptr;