Add fake licensing service

fake-store/build.gradle

@@ -1,17 +1,6 @@
 /*
- * Copyright 2013-2015 microG Project Team
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * SPDX-FileCopyrightText: 2015 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 apply plugin: 'com.android.application'

fake-store/src/main/AndroidManifest.xml

@@ -1,41 +1,36 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Copyright (c) 2014 μg Project Team
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~       http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
+  ~ SPDX-FileCopyrightText: 2014 microG Project Team
+  ~ SPDX-License-Identifier: Apache-2.0
   -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <permission android:name="com.android.vending.CHECK_LICENSE" android:protectionLevel="normal"/>
     <uses-permission android:name="android.permission.FAKE_PACKAGE_SIGNATURE"/>
     <application
-        android:forceQueryable="true"
-        android:icon="@drawable/icon"
-        android:label="@string/app_name">
-        <meta-data
-            android:name="fake-signature"
-            android:value="@string/fake_signature"/>
+            android:forceQueryable="true"
+            android:icon="@mipmap/ic_app"
+            android:label="@string/app_name">
 
-        <activity
-            android:name=".GrantFakeSignaturePermissionActivity"
-            android:exported="true"
-            android:theme="@style/Theme.Dialog.NoActionBar"/>
+        <meta-data android:name="fake-signature"
+                   android:value="@string/fake_signature"/>
 
-        <service
-            android:name="com.android.vending.billing.InAppBillingService" >
+        <activity android:name=".GrantFakeSignaturePermissionActivity"
+                  android:exported="true"
+                  android:theme="@style/Theme.Dialog.NoActionBar"/>
+
+        <service android:name="com.android.vending.billing.InAppBillingService"
+                 android:exported="true">
+            <intent-filter>
+                <action android:name="com.android.vending.billing.InAppBillingService.BIND"/>
+            </intent-filter>
+        </service>
+
+        <service android:name="com.android.vending.licensing.LicensingService"
+                 android:exported="true">
             <intent-filter>
-                <action android:name="com.android.vending.billing.InAppBillingService.BIND" />
+                <action android:name="com.android.vending.licensing.ILicensingService"/>
             </intent-filter>
         </service>
     </application>

fake-store/src/main/aidl/com/android/vending/licensing/ILicenseResultListener.aidl

@@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: 2010 The Android Open Source Project
+ * SPDX-FileCopyrightText: 2023 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.android.vending.licensing;
+
+interface ILicenseResultListener {
+    oneway void verifyLicense(int responseCode, String signedData, String signature);
+}

fake-store/src/main/aidl/com/android/vending/licensing/ILicenseV2ResultListener.aidl

@@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: 2010 The Android Open Source Project
+ * SPDX-FileCopyrightText: 2023 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.android.vending.licensing;
+
+interface ILicenseV2ResultListener {
+    oneway void verifyLicense(int responseCode, in Bundle responsePayload);
+}

fake-store/src/main/aidl/com/android/vending/licensing/ILicensingService.aidl

@@ -0,0 +1,16 @@
+/*
+ * SPDX-FileCopyrightText: 2010 The Android Open Source Project
+ * SPDX-FileCopyrightText: 2023 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.android.vending.licensing;
+
+import com.android.vending.licensing.ILicenseResultListener;
+import com.android.vending.licensing.ILicenseV2ResultListener;
+
+interface ILicensingService {
+    oneway void checkLicense(long nonce, String packageName, ILicenseResultListener listener);
+    oneway void checkLicenseV2(String packageName, ILicenseV2ResultListener listener, in Bundle extraParams);
+
+}

fake-store/src/main/java/com/android/vending/licensing/LicensingService.java

@@ -0,0 +1,36 @@
+/*
+ * SPDX-FileCopyrightText: 2023 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.android.vending.licensing;
+
+import android.app.Service;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.util.Log;
+
+public class LicensingService extends Service {
+    private static final String TAG = "FakeLicenseService";
+
+    private final ILicensingService.Stub mLicenseService = new ILicensingService.Stub() {
+
+        @Override
+        public void checkLicense(long nonce, String packageName, ILicenseResultListener listener) throws RemoteException {
+            Log.d(TAG, "checkLicense(" + nonce + ", " + packageName + ")");
+            // We don't return anything yet. Seems to work good for some checkers.
+        }
+
+        @Override
+        public void checkLicenseV2(String packageName, ILicenseV2ResultListener listener, Bundle extraParams) throws RemoteException {
+            Log.d(TAG, "checkLicenseV2(" + packageName + ", " + extraParams + ")");
+            // We don't return anything yet. Seems to work good for some checkers.
+        }
+    };
+
+    public IBinder onBind(Intent intent) {
+        return mLicenseService;
+    }
+}