mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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52 lines
1.9 KiB
Diff
52 lines
1.9 KiB
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Tianyi Hu <hutianyi@bytedance.com>
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Date: Wed, 15 Sep 2021 21:43:18 +0800
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Subject: [PATCH] DO NOT MERGE Hide overlay on KeyChainActivity
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Hide non system overlay to improve security.
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Test: N/A
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Bug: 199754277
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Merged-In: Ia0e97f40d79a7f89035572e0175990694870938f
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Change-Id: Ia0e97f40d79a7f89035572e0175990694870938f
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(cherry picked from commit cdca35442c767d64f6d0db4af438a3856263857a)
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---
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AndroidManifest.xml | 2 ++
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src/com/android/keychain/KeyChainActivity.java | 3 +++
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2 files changed, 5 insertions(+)
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diff --git a/AndroidManifest.xml b/AndroidManifest.xml
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index 3e03c87..807966a 100755
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--- a/AndroidManifest.xml
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+++ b/AndroidManifest.xml
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@@ -3,6 +3,8 @@
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package="com.android.keychain"
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android:sharedUserId="android.uid.system"
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>
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+ <uses-permission android:name="android.permission.HIDE_NON_SYSTEM_OVERLAY_WINDOWS"/>
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+
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<application android:label="@string/app_name"
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android:allowBackup="false"
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android:usesCleartextTraffic="false" >
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diff --git a/src/com/android/keychain/KeyChainActivity.java b/src/com/android/keychain/KeyChainActivity.java
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index b5058b2..eac36b4 100644
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--- a/src/com/android/keychain/KeyChainActivity.java
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+++ b/src/com/android/keychain/KeyChainActivity.java
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@@ -61,6 +61,8 @@ import java.util.List;
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import javax.security.auth.x500.X500Principal;
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+import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS;
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+
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public class KeyChainActivity extends Activity {
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private static final String TAG = "KeyChain";
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@@ -84,6 +86,7 @@ public class KeyChainActivity extends Activity {
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@Override public void onCreate(Bundle savedState) {
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super.onCreate(savedState);
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+ getWindow().addPrivateFlags(PRIVATE_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
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if (savedState == null) {
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mState = State.INITIAL;
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} else {
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