LE low power scan feature (ed6ec3b7) · Commits · e / os / android_packages_modules_Bluetooth

android/app/jni/com_android_bluetooth_gatt.cpp

+15 −5

Original line number	Diff line number	Diff line
		@@ -174,7 +174,7 @@ static jmethodID method_onBatchScanThresholdCrossed;

		static jmethodID method_CreateonTrackAdvFoundLostObject;
		static jmethodID method_onTrackAdvFoundLost;

		static jmethodID method_onScanParamSetupCompleted;

		/**
		* Server callback methods
		@@ -591,6 +591,13 @@ void btgattc_track_adv_event_cb(btgatt_track_adv_info_t *p_adv_track_info)
		checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__);
		}

		void btgattc_scan_parameter_setup_completed_cb(int client_if, btgattc_error_t status)
		{
		CHECK_CALLBACK_ENV
		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onScanParamSetupCompleted, status, client_if);
		checkAndClearExceptionFromCallback(sCallbackEnv, __func__);
		}

		static const btgatt_client_callbacks_t sGattClientCallbacks = {
		btgattc_register_app_cb,
		btgattc_scan_result_cb,
		@@ -623,7 +630,8 @@ static const btgatt_client_callbacks_t sGattClientCallbacks = {
		btgattc_batchscan_startstop_cb,
		btgattc_batchscan_reports_cb,
		btgattc_batchscan_threshold_cb,
		btgattc_track_adv_event_cb
		btgattc_track_adv_event_cb,
		btgattc_scan_parameter_setup_completed_cb
		};


		@@ -879,6 +887,7 @@ static void classInitNative(JNIEnv* env, jclass clazz) {
		method_CreateonTrackAdvFoundLostObject = env->GetMethodID(clazz, "CreateonTrackAdvFoundLostObject", "(II[BI[BIIILjava/lang/String;IIII)Lcom/android/bluetooth/gatt/AdvtFilterOnFoundOnLostInfo;");
		method_onTrackAdvFoundLost = env->GetMethodID(clazz, "onTrackAdvFoundLost",
		"(Lcom/android/bluetooth/gatt/AdvtFilterOnFoundOnLostInfo;)V");
		method_onScanParamSetupCompleted = env->GetMethodID(clazz, "onScanParamSetupCompleted", "(II)V");

		// Server callbacks

		@@ -1313,10 +1322,11 @@ static void gattSetAdvDataNative(JNIEnv *env, jobject object, jint client_if,
		}

		static void gattSetScanParametersNative(JNIEnv* env, jobject object,
		jint scan_interval_unit, jint scan_window_unit)
		jint client_if, jint scan_interval_unit,
		jint scan_window_unit)
		{
		if (!sGattIf) return;
		sGattIf->client->set_scan_parameters(scan_interval_unit, scan_window_unit);
		sGattIf->client->set_scan_parameters(client_if, scan_interval_unit, scan_window_unit);
		}

		static void gattClientScanFilterParamAddNative(JNIEnv* env, jobject object, jobject params)
		@@ -1823,7 +1833,7 @@ static JNINativeMethod sScanMethods[] = {
		{"gattClientScanFilterDeleteNative", "(IIIIIJJJJLjava/lang/String;Ljava/lang/String;B[B[B)V", (void *) gattClientScanFilterDeleteNative},
		{"gattClientScanFilterClearNative", "(II)V", (void *) gattClientScanFilterClearNative},
		{"gattClientScanFilterEnableNative", "(IZ)V", (void *) gattClientScanFilterEnableNative},
		{"gattSetScanParametersNative", "(II)V", (void *) gattSetScanParametersNative},
		{"gattSetScanParametersNative", "(III)V", (void *) gattSetScanParametersNative},
		};

		// JNI functions defined in GattService class.

android/app/src/com/android/bluetooth/btservice/AdapterProperties.java

+12 −1

Original line number	Diff line number	Diff line
		@@ -66,6 +66,8 @@ class AdapterProperties {
		private int mOffloadedScanResultStorageBytes;
		private int mVersSupported;
		private int mTotNumOfTrackableAdv;
		private boolean mIsExtendedScanSupported;
		private boolean mIsDebugLogSupported;
		private boolean mIsActivityAndEnergyReporting;

		// Lock for all getters and setters.
		@@ -564,6 +566,10 @@ class AdapterProperties {
		mTotNumOfTrackableAdv = ((0xFF & ((int)val[11])) << 8)
		+ (0xFF & ((int)val[10]));

		// TBD - Logic to be modified by Google as needed here
		mIsExtendedScanSupported = ((0xFF & ((int)val[12])) != 0);
		mIsDebugLogSupported = ((0xFF & ((int)val[13])) != 0);

		Log.d(TAG, "BT_PROPERTY_LOCAL_LE_FEATURES: update from BT controller"
		+ " mNumOfAdvertisementInstancesSupported = "
		+ mNumOfAdvertisementInstancesSupported
		@@ -579,7 +585,12 @@ class AdapterProperties {
		+" mVersSupported = "
		+ mVersSupported
		+ " mTotNumOfTrackableAdv = "
		+ mTotNumOfTrackableAdv);
		+ mTotNumOfTrackableAdv
		+ " mIsExtendedScanSupported = "
		+ mIsExtendedScanSupported
		+ " mIsDebugLogSupported = "
		+ mIsDebugLogSupported
		);
		}

		void onBluetoothReady() {

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

+10 −0

Original line number	Diff line number	Diff line
		@@ -1179,6 +1179,16 @@ public class GattService extends ProfileService {
		}
		}

		void onScanParamSetupCompleted(int status, int clientIf) throws RemoteException {
		ClientMap.App app = mClientMap.getById(clientIf);
		if (app == null \|\| app.callback == null) {
		Log.e(TAG, "Advertise app or callback is null");
		return;
		}
		// TBD - Logic to be modified by Google as needed here
		Log.d(TAG, "onScanParamSetupCompleted : " + status);
		}

		// callback from AdvertiseManager for advertise status dispatch.
		void onMultipleAdvertiseCallback(int clientIf, int status, boolean isStart,
		AdvertiseSettings settings) throws RemoteException {

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

+4 −2

Original line number	Diff line number	Diff line
		@@ -416,7 +416,9 @@ public class ScanManager {
		scanWindow = Utils.millsToUnit(scanWindow);
		scanInterval = Utils.millsToUnit(scanInterval);
		gattClientScanNative(false);
		gattSetScanParametersNative(scanInterval, scanWindow);
		logd("configureRegularScanParams - scanInterval = " + scanInterval +
		"configureRegularScanParams - scanWindow = " + scanWindow);
		gattSetScanParametersNative(client.clientIf, scanInterval, scanWindow);
		gattClientScanNative(true);
		mLastConfiguredScanSetting = curScanSetting;
		}
		@@ -857,7 +859,7 @@ public class ScanManager {
		/************************ Regular scan related native methods ************************/
		private native void gattClientScanNative(boolean start);

		private native void gattSetScanParametersNative(int scan_interval,
		private native void gattSetScanParametersNative(int client_if, int scan_interval,
		int scan_window);

		/************************ Filter related native methods ******************************/