Merge "Use fixed size scan response data" (e428c979) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/gatt/GattService.java

+14 −2

Original line number	Diff line number	Diff line
		@@ -710,6 +710,8 @@ public class GattService extends ProfileService {
		List<UUID> remoteUuids = parseUuids(adv_data);
		addScanResult();

		byte[] legacy_adv_data = Arrays.copyOfRange(adv_data, 0, 62);

		for (ScanClient client : mScanManager.getRegularScanQueue()) {
		if (client.uuids.length > 0) {
		int matches = 0;
		@@ -731,16 +733,26 @@ public class GattService extends ProfileService {
		}

		BluetoothDevice device = BluetoothAdapter.getDefaultAdapter().getRemoteDevice(address);

		ScanSettings settings = client.settings;
		byte[] scan_record_data;
		// This is for compability with applications that assume fixed size scan data.
		if (settings.getLegacy() && ((event_type & ET_LEGACY_MASK) == 0)) {
		scan_record_data = legacy_adv_data;
		} else {
		scan_record_data = adv_data;
		}

		ScanResult result = new ScanResult(device, event_type, primary_phy, secondary_phy,
		advertising_sid, tx_power, rssi, periodic_adv_int,
		ScanRecord.parseFromBytes(adv_data), SystemClock.elapsedRealtimeNanos());
		ScanRecord.parseFromBytes(scan_record_data),
		SystemClock.elapsedRealtimeNanos());
		// Do no report if location mode is OFF or the client has no location permission
		// PEERS_MAC_ADDRESS permission holders always get results
		if (!hasScanResultPermission(client) \|\| !matchesFilters(client, result)) {
		continue;
		}

		ScanSettings settings = client.settings;
		if ((settings.getCallbackType() & ScanSettings.CALLBACK_TYPE_ALL_MATCHES) == 0) {
		continue;
		}