From 4eb482cce681f11438c63b6d53635a26ecd8acc8 Mon Sep 17 00:00:00 2001
From: Georgeto <georgeto@mailbox.org>
Date: Mon, 6 Nov 2017 00:44:25 +0100
Subject: [PATCH] Allow location providers also outside of /system

---
 app/src/main/assets/xposed_init               |  3 +-
 .../fakegapps/NonSystemLocationProviders.java | 65 +++++++++++++++++++
 2 files changed, 67 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/java/com/thermatk/android/xf/fakegapps/NonSystemLocationProviders.java

diff --git a/app/src/main/assets/xposed_init b/app/src/main/assets/xposed_init
index 079c87d..2e49046 100644
--- a/app/src/main/assets/xposed_init
+++ b/app/src/main/assets/xposed_init
@@ -1,2 +1,3 @@
 com.thermatk.android.xf.fakegapps.FakeSignatures
-com.thermatk.android.xf.fakegapps.PackageNameServiceHook
\ No newline at end of file
+com.thermatk.android.xf.fakegapps.PackageNameServiceHook
+com.thermatk.android.xf.fakegapps.NonSystemLocationProviders
\ No newline at end of file
diff --git a/app/src/main/java/com/thermatk/android/xf/fakegapps/NonSystemLocationProviders.java b/app/src/main/java/com/thermatk/android/xf/fakegapps/NonSystemLocationProviders.java
new file mode 100644
index 0000000..f040b6b
--- /dev/null
+++ b/app/src/main/java/com/thermatk/android/xf/fakegapps/NonSystemLocationProviders.java
@@ -0,0 +1,65 @@
+package com.thermatk.android.xf.fakegapps;
+
+import android.content.Context;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.Signature;
+import android.os.Binder;
+import android.os.Build;
+import android.os.PackageNameServiceManager;
+import android.util.Log;
+
+import com.android.server.PackageNameService;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+
+import de.robv.android.xposed.IXposedHookZygoteInit;
+import de.robv.android.xposed.XC_MethodHook;
+import de.robv.android.xposed.XposedBridge;
+import de.robv.android.xposed.XposedHelpers;
+
+public final class NonSystemLocationProviders implements IXposedHookZygoteInit {
+    @Override
+    public void initZygote(StartupParam startupParam) throws Throwable {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.ActivityThread", null),
+                    "systemMain",
+                    new XC_MethodHook() {
+                        @Override
+                        protected void afterHookedMethod(MethodHookParam param) {
+                            ClassLoader loader = Thread.currentThread().getContextClassLoader();
+                            register(loader);
+                        }
+                    }
+            );
+        }
+    }
+
+    private static void register(ClassLoader loader) {
+        final Class<?> serviceWatcher = XposedHelpers.findClass("com.android.server.ServiceWatcher", loader);
+        XposedBridge.hookAllMethods(serviceWatcher, "getSignatureSets", new XC_MethodHook() {
+            @Override
+            protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
+                Context context = (Context) param.args[0];
+                List<String> initialPackageNames = (List<String>) param.args[1];
+                PackageManager pm = context.getPackageManager();
+                ArrayList<HashSet<Signature>> sigSets = new ArrayList<>();
+                for (int i = 0, size = initialPackageNames.size(); i < size; i++) {
+                    String pkg = initialPackageNames.get(i);
+                    try {
+                        HashSet<Signature> set = new HashSet<>();
+                        Signature[] sigs = pm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES).signatures;
+                        set.addAll(Arrays.asList(sigs));
+                        sigSets.add(set);
+                    } catch (PackageManager.NameNotFoundException e) {
+                        Log.w("ServiceWatcher", pkg + " not found");
+                    }
+                }
+                param.setResult(sigSets);
+            }
+        });
+    }
+}