238     scanners_ = std::vector<Scanner>(kMaxAppNum + 1);  in start()
239     for (size_t i = 0; i < scanners_.size(); i++) {  in start()
240       scanners_[i].app_uuid = Uuid::kEmpty;  in start()
241       scanners_[i].in_use = false;  in start()
511       if (scanners_[i].in_use && scanners_[i].app_uuid == app_uuid) {  in register_scanner()
520       if (!scanners_[i].in_use) {  in register_scanner()
521         scanners_[i].app_uuid = app_uuid;  in register_scanner()
522         scanners_[i].in_use = true;  in register_scanner()
538     if (scanners_[scanner_id].in_use) {  in unregister_scanner()
539       scanners_[scanner_id].in_use = false;  in unregister_scanner()
540       scanners_[scanner_id].app_uuid = Uuid::kEmpty;  in unregister_scanner()
1224   std::vector<Scanner> scanners_;  member