-XBT_PRIVATE void MSG_process_cleanup_from_SIMIX(smx_actor_t smx_proc);
-XBT_PRIVATE smx_actor_t MSG_process_create_from_SIMIX(const char* name, std::function<void()> code, void* data,
- sg_host_t host, std::map<std::string, std::string>* properties,
- smx_actor_t parent_process);
-XBT_PRIVATE void MSG_comm_copy_data_from_SIMIX(smx_activity_t comm, void* buff, size_t buff_size);
-
-XBT_PRIVATE void MSG_host_add_task(msg_host_t host, msg_task_t task);
-XBT_PRIVATE void MSG_host_del_task(msg_host_t host, msg_task_t task);
+XBT_PRIVATE void MSG_comm_copy_data_from_SIMIX(simgrid::kernel::activity::CommImpl* comm, void* buff, size_t buff_size);