MessPtr Mess::set_dst_data(void** buff, size_t size)
{
xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
MessPtr Mess::set_dst_data(void** buff, size_t size)
{
xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",