Manage onfound/lost resources (1/2)

Provide error callback to app if advertisement tracking resources
can't be reserved

Change-Id: Ie66b2ec7a64b24bbdf3bb22003a4a7eb46623792

core/java/android/bluetooth/BluetoothAdapter.java

@@ -1305,9 +1305,12 @@ public final class BluetoothAdapter {
     public boolean isHardwareTrackingFiltersAvailable() {
         if (getState() != STATE_ON) return false;
         try {
-            synchronized(mManagerCallback) {
-                if(mService != null) return (mService.numOfHwTrackFiltersAvailable() != 0);
+            IBluetoothGatt iGatt = mManagerService.getBluetoothGatt();
+            if (iGatt == null) {
+                // BLE is not supported
+                return false;
             }
+            return (iGatt.numHwTrackFiltersAvailable() != 0);
         } catch (RemoteException e) {
             Log.e(TAG, "", e);
         }

core/java/android/bluetooth/BluetoothGattCallbackWrapper.java

@@ -123,4 +123,7 @@ public class BluetoothGattCallbackWrapper extends IBluetoothGattCallback.Stub {
     public void onFoundOrLost(boolean onFound, ScanResult scanResult) throws RemoteException {
     }
 
+    @Override
+    public void onScanManagerErrorCallback(int errorCode) throws RemoteException {
+    }
 }

core/java/android/bluetooth/IBluetooth.aidl

@@ -100,7 +100,6 @@ interface IBluetooth
     boolean isActivityAndEnergyReportingSupported();
     void getActivityEnergyInfoFromController();
     BluetoothActivityEnergyInfo reportActivityInfo();
-    int numOfHwTrackFiltersAvailable();
 
     // for dumpsys support
     String dump();

core/java/android/bluetooth/IBluetoothGatt.aidl

@@ -103,4 +103,5 @@ interface IBluetoothGatt {
                             in boolean confirm, in byte[] value);
     void disconnectAll();
     void unregAll();
+    int numHwTrackFiltersAvailable();
 }

core/java/android/bluetooth/IBluetoothGattCallback.aidl

@@ -67,6 +67,7 @@ oneway interface IBluetoothGattCallback {
     void onReadRemoteRssi(in String address, in int rssi, in int status);
     void onMultiAdvertiseCallback(in int status, boolean isStart,
                                   in AdvertiseSettings advertiseSettings);
+    void onScanManagerErrorCallback(in int errorCode);
     void onConfigureMTU(in String address, in int mtu, in int status);
     void onFoundOrLost(in boolean onFound, in ScanResult scanResult);
 }

core/java/android/bluetooth/le/BluetoothLeScanner.java

@@ -381,6 +381,18 @@ public final class BluetoothLeScanner {
                 }
             });
         }
+
+        @Override
+        public void onScanManagerErrorCallback(final int errorCode) {
+            if (VDBG) {
+                Log.d(TAG, "onScanManagerErrorCallback() - errorCode = " + errorCode);
+            }
+            synchronized (this) {
+                if (mClientIf <= 0)
+                    return;
+            }
+            postCallbackError(mScanCallback, errorCode);
+        }
     }
 
     private void postCallbackError(final ScanCallback callback, final int errorCode) {