XBT_PRIVATE void* smpi_get_tmp_sendbuffer(int size);
XBT_PRIVATE void* smpi_get_tmp_recvbuffer(int size);
-XBT_PRIVATE void smpi_free_tmp_buffer(void* buf);
-XBT_PRIVATE void smpi_free_replay_tmp_buffers();
XBT_PRIVATE void log_timed_action(simgrid::xbt::ReplayAction& action, double clock);