BT_LOGD_STR("Calling user's \"next\" method.");
status = iterator->methods.next(iterator, msgs, capacity, user_count);
BT_LOGD("User method returned: status=%s, msg-count=%" PRIu64,
BT_LOGD_STR("Calling user's \"next\" method.");
status = iterator->methods.next(iterator, msgs, capacity, user_count);
BT_LOGD("User method returned: status=%s, msg-count=%" PRIu64,