Add capability to ignore carrier entitlement checks

Boolean to check to ignore carrier entitlement check.
API to follow later.

Carrier configuration manager has an option
to override tethering entitlement checks.
Ignore entitlement checks if overridden by
the carrier configuration flag.

bug:23712807

Change-Id: I6c9b3b9994279e592db304debef54809338fe9cf

1 files changed, 12 insertions, 0 deletions

diff --git a/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java b/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
index 5062423..5294199 100644
--- a/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
+++ b/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
@@ -25,6 +25,7 @@ import android.net.wifi.WifiManager;
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
 
 public class TetherUtil {
 
@@ -62,6 +63,13 @@ public class TetherUtil {
         return wifiManager.getWifiApState() == WifiManager.WIFI_AP_STATE_ENABLED;
     }
 
+    private static boolean isEntitlementCheckRequired(Context context) {
+        final CarrierConfigManager configManager = (CarrierConfigManager) context
+             .getSystemService(Context.CARRIER_CONFIG_SERVICE);
+        return configManager.getConfig().getBoolean(CarrierConfigManager
+             .KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL);
+    }
+
     public static boolean isProvisioningNeeded(Context context) {
         // Keep in sync with other usage of config_mobile_hotspot_provision_app.
         // ConnectivityManager#enforceTetherChangePermission
@@ -71,6 +79,10 @@ public class TetherUtil {
                 || provisionApp == null) {
             return false;
         }
+        // Check carrier config for entitlement checks
+        if (isEntitlementCheckRequired(context) == false) {
+            return false;
+        }
         return (provisionApp.length == 2);
     }