diff options
Diffstat (limited to 'src')
-rwxr-xr-x | src/com/android/packageinstaller/UninstallerActivity.java | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/com/android/packageinstaller/UninstallerActivity.java b/src/com/android/packageinstaller/UninstallerActivity.java index bbd0155c..1fc2b790 100755 --- a/src/com/android/packageinstaller/UninstallerActivity.java +++ b/src/com/android/packageinstaller/UninstallerActivity.java @@ -16,6 +16,8 @@ */ package com.android.packageinstaller; +import static android.app.AppOpsManager.MODE_ALLOWED; + import static com.android.packageinstaller.PackageUtil.getMaxTargetSdkVersionForUid; import android.Manifest; @@ -23,6 +25,7 @@ import android.app.Activity; import android.app.ActivityManager; import android.app.ActivityThread; import android.app.AppGlobals; +import android.app.AppOpsManager; import android.app.DialogFragment; import android.app.Fragment; import android.app.FragmentTransaction; @@ -89,6 +92,25 @@ public class UninstallerActivity extends Activity { try { int callingUid = ActivityManager.getService().getLaunchedFromUid(getActivityToken()); + String callingPackage = getPackageNameForUid(callingUid); + if (callingPackage == null) { + Log.e(TAG, "Package not found for originating uid " + callingUid); + setResult(Activity.RESULT_FIRST_USER); + finish(); + return; + } else { + AppOpsManager appOpsManager = (AppOpsManager) getSystemService( + Context.APP_OPS_SERVICE); + if (appOpsManager.noteOpNoThrow( + AppOpsManager.OPSTR_REQUEST_DELETE_PACKAGES, callingUid, callingPackage) + != MODE_ALLOWED) { + Log.e(TAG, "Install from uid " + callingUid + " disallowed by AppOps"); + setResult(Activity.RESULT_FIRST_USER); + finish(); + return; + } + } + if (getMaxTargetSdkVersionForUid(this, callingUid) >= Build.VERSION_CODES.P && AppGlobals.getPackageManager().checkUidPermission( Manifest.permission.REQUEST_DELETE_PACKAGES, callingUid) @@ -360,4 +382,12 @@ public class UninstallerActivity extends Activity { } } } + + private String getPackageNameForUid(int sourceUid) { + String[] packagesForUid = getPackageManager().getPackagesForUid(sourceUid); + if (packagesForUid == null) { + return null; + } + return packagesForUid[0]; + } } |