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Play services 5.0 restrictions - proof of concept
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package biz.bokhorst.xprivacy; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import android.os.Binder; | ||
| import android.util.Log; | ||
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| public class XConnectionCallbacks extends XHook { | ||
| private Methods mMethod; | ||
| private String mClassName; | ||
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| private XConnectionCallbacks(Methods method, String restrictionName, String className) { | ||
| super(restrictionName, method.name(), "GAC." + method.name()); | ||
| mMethod = method; | ||
| mClassName = className; | ||
| } | ||
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| public String getClassName() { | ||
| return mClassName; | ||
| } | ||
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| // @formatter:off | ||
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| // abstract void onConnected(Bundle connectionHint) | ||
| // https://developer.android.com/reference/com/google/android/gms/common/api/GoogleApiClient.ConnectionCallbacks.html | ||
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| // @formatter:on | ||
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| private enum Methods { | ||
| onConnected | ||
| }; | ||
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| public static List<XHook> getInstances(Object instance) { | ||
| String className = instance.getClass().getName(); | ||
| Util.log(null, Log.INFO, "Hooking class=" + className + " uid=" + Binder.getCallingUid()); | ||
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| List<XHook> listHook = new ArrayList<XHook>(); | ||
| listHook.add(new XConnectionCallbacks(Methods.onConnected, null, className)); | ||
| return listHook; | ||
| } | ||
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| @Override | ||
| protected void before(XParam param) throws Throwable { | ||
| switch (mMethod) { | ||
| case onConnected: | ||
| ClassLoader loader = param.thisObject.getClass().getClassLoader(); | ||
| Class<?> cLoc = Class.forName("com.google.android.gms.location.LocationServices", false, loader); | ||
| Object fusedLocationApi = cLoc.getDeclaredField("FusedLocationApi").get(null); | ||
| Util.log(this, Log.WARN, "FusedLocationApi class=" + fusedLocationApi.getClass()); | ||
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| Class<?> cRec = Class.forName("com.google.android.gms.location.ActivityRecognition", false, loader); | ||
| Object activityRecognitionApi = cRec.getDeclaredField("ActivityRecognitionApi").get(null); | ||
| Util.log(this, Log.WARN, "ActivityRecognitionApi class=" + activityRecognitionApi.getClass()); | ||
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| break; | ||
| } | ||
| } | ||
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| @Override | ||
| protected void after(XParam param) throws Throwable { | ||
| // Do nothing | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| package biz.bokhorst.xprivacy; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| public class XGoogleApiClient extends XHook { | ||
| private Methods mMethod; | ||
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| private XGoogleApiClient(Methods method, String restrictionName) { | ||
| super(restrictionName, method.name(), "GAC." + method.name()); | ||
| mMethod = method; | ||
| } | ||
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| public String getClassName() { | ||
| return "com.google.android.gms.common.api.GoogleApiClient$Builder"; | ||
| } | ||
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| // @formatter:off | ||
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| // GoogleApiClient.Builder addConnectionCallbacks(GoogleApiClient.ConnectionCallbacks listener) | ||
| // https://developer.android.com/reference/com/google/android/gms/common/api/GoogleApiClient.Builder.html | ||
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| // @formatter:on | ||
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| private enum Methods { | ||
| addConnectionCallbacks | ||
| }; | ||
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| public static List<XHook> getInstances() { | ||
| Util.log(null, android.util.Log.WARN, "Loaded GAC"); | ||
| List<XHook> listHook = new ArrayList<XHook>(); | ||
| listHook.add(new XGoogleApiClient(Methods.addConnectionCallbacks, null)); | ||
| return listHook; | ||
| } | ||
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| @Override | ||
| protected void before(XParam param) throws Throwable { | ||
| switch (mMethod) { | ||
| case addConnectionCallbacks: | ||
| if (param.args.length > 0 && param.args[0] != null) { | ||
| Class<?> clazz = param.args[0].getClass(); | ||
| if (PrivacyManager.getTransient(clazz.getName(), null) == null) { | ||
| PrivacyManager.setTransient(clazz.getName(), Boolean.toString(true)); | ||
| XPrivacy.hookAll(XConnectionCallbacks.getInstances(param.args[0]), clazz.getClassLoader(), | ||
| getSecret()); | ||
| } | ||
| } | ||
| break; | ||
| } | ||
| } | ||
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| @Override | ||
| protected void after(XParam param) throws Throwable { | ||
| // Do nothing | ||
| } | ||
| } |
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