Expose LE advertiser address for easier PTS tests (1/6)

This patchset adds a hidden method getOwnAddress, that lets app with
BLUETOOTH_PRIVILEGED permission to lear their own addreess. This is done
exclusively for PTS tests.

Bug: 35147497
Test: manual
Change-Id: Iaf0f2fe0613de44b8430ac25e691d66a4ad44f8d
diff --git a/core/java/android/bluetooth/IBluetoothGatt.aidl b/core/java/android/bluetooth/IBluetoothGatt.aidl
index 38ba9ad..a2066cb 100644
--- a/core/java/android/bluetooth/IBluetoothGatt.aidl
+++ b/core/java/android/bluetooth/IBluetoothGatt.aidl
@@ -56,6 +56,7 @@
                                 in IAdvertisingSetCallback callback);
     void stopAdvertisingSet(in IAdvertisingSetCallback callback);
 
+    void getOwnAddress(in int advertiserId);
     void enableAdvertisingSet(in int advertiserId, in boolean enable, in int duration, in int maxExtAdvEvents);
     void setAdvertisingData(in int advertiserId, in AdvertiseData data);
     void setScanResponseData(in int advertiserId, in AdvertiseData data);
diff --git a/core/java/android/bluetooth/le/AdvertisingSet.java b/core/java/android/bluetooth/le/AdvertisingSet.java
index 51571b2..3021be1 100644
--- a/core/java/android/bluetooth/le/AdvertisingSet.java
+++ b/core/java/android/bluetooth/le/AdvertisingSet.java
@@ -181,7 +181,23 @@
     }
 
     /**
-     * Returns advertiserId associated with thsi advertising set.
+     * Returns address associated with this advertising set.
+     * This method is exposed only for Bluetooth PTS tests, no app or system service
+     * should ever use it.
+     *
+     * This method requires {@link android.Manifest.permission#BLUETOOTH_PRIVILEGED} permission.
+     * @hide
+     */
+    public void getOwnAddress(){
+        try {
+            gatt.getOwnAddress(this.advertiserId);
+        } catch (RemoteException e) {
+            Log.e(TAG, "remote exception - ", e);
+        }
+    }
+
+    /**
+     * Returns advertiserId associated with this advertising set.
      *
      * @hide
      */
diff --git a/core/java/android/bluetooth/le/AdvertisingSetCallback.java b/core/java/android/bluetooth/le/AdvertisingSetCallback.java
index fe3b1cd..2c46e85 100644
--- a/core/java/android/bluetooth/le/AdvertisingSetCallback.java
+++ b/core/java/android/bluetooth/le/AdvertisingSetCallback.java
@@ -143,4 +143,15 @@
      */
     public void onPeriodicAdvertisingEnabled(AdvertisingSet advertisingSet, boolean enable,
                                             int status) {}
+
+    /**
+     * Callback triggered in response to {@link AdvertisingSet#getOwnAddress()}
+     * indicating result of the operation.
+     *
+     * @param advertisingSet The advertising set.
+     * @param addressType type of address.
+     * @param address advertising set bluetooth address.
+     * @hide
+     */
+    public void onOwnAddressRead(AdvertisingSet advertisingSet, int addressType, String address) {}
 }
\ No newline at end of file
diff --git a/core/java/android/bluetooth/le/BluetoothLeAdvertiser.java b/core/java/android/bluetooth/le/BluetoothLeAdvertiser.java
index ea3031b..21e9497 100644
--- a/core/java/android/bluetooth/le/BluetoothLeAdvertiser.java
+++ b/core/java/android/bluetooth/le/BluetoothLeAdvertiser.java
@@ -545,6 +545,17 @@
             }
 
             @Override
+            public void onOwnAddressRead(int advertiserId, int addressType, String address) {
+                handler.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        AdvertisingSet advertisingSet = mAdvertisingSets.get(advertiserId);
+                        callback.onOwnAddressRead(advertisingSet, addressType, address);
+                    }
+                });
+            }
+
+            @Override
             public void onAdvertisingSetStopped(int advertiserId) {
                 handler.post(new Runnable() {
                     @Override
diff --git a/core/java/android/bluetooth/le/IAdvertisingSetCallback.aidl b/core/java/android/bluetooth/le/IAdvertisingSetCallback.aidl
index 2c9f4ba..3628c77 100644
--- a/core/java/android/bluetooth/le/IAdvertisingSetCallback.aidl
+++ b/core/java/android/bluetooth/le/IAdvertisingSetCallback.aidl
@@ -21,6 +21,7 @@
  */
 oneway interface IAdvertisingSetCallback {
   void onAdvertisingSetStarted(in int advertiserId, in int tx_power, in int status);
+  void onOwnAddressRead(in int advertiserId, in int addressType, in String address);
   void onAdvertisingSetStopped(in int advertiserId);
   void onAdvertisingEnabled(in int advertiserId, in boolean enable, in int status);
   void onAdvertisingDataSet(in int advertiserId, in int status);