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Commit b2e6c01f authored by Irfan Sheriff's avatar Irfan Sheriff
Browse files

Disable tethering when airplane mode is enabled 

Tethering should be disabled when
airplane mode is enabled. Additionally,
we should restore Wifi (if it was on
before tethering was enabled) when
airplane mode is disabled.

Bug: 2567099
Change-Id: Iba2031f5ecb207954fd155c47134b39ed0167fa0
parent 7d2511b7

services/java/com/android/server/WifiService.java

+19 −2
Original line number Diff line number Diff line
@@ -190,6 +190,12 @@ public class WifiService extends IWifiManager.Stub { 
     */

    private int mLastEnableUid = Process.myUid();



    /*

     * Last UID that asked to enable WIFI AP.

     */

    private int mLastApEnableUid = Process.myUid();





    /**

     * Number of allowed radio frequency channels in various regulatory domains.

     * This list is sufficient for 802.11b/g networks (2.4GHz range).
@@ -240,6 +246,10 @@ public class WifiService extends IWifiManager.Stub { 
                    public void onReceive(Context context, Intent intent) {

                        // clear our flag indicating the user has overwridden airplane mode

                        mAirplaneModeOverwridden = false;

                        // on airplane disable, restore Wifi if the saved state indicates so

                        if (!isAirplaneModeOn() && testAndClearWifiSavedState()) {

                            persistWifiEnabled(true);

                        }

                        updateWifiState();

                    }

                },
@@ -613,8 +623,7 @@ public class WifiService extends IWifiManager.Stub { 
            sWakeLock.acquire();

            Binder.restoreCallingIdentity(ident);



            mLastEnableUid = Binder.getCallingUid();



            mLastApEnableUid = Binder.getCallingUid();

            sendAccessPointMessage(enabled, wifiConfig, Binder.getCallingUid());

        }
@@ -1802,6 +1811,14 @@ public class WifiService extends IWifiManager.Stub { 
            if ((mWifiStateTracker.getWifiState() == WIFI_STATE_ENABLING) && !airplaneMode) {

                return;

            }



            /* Disable tethering when airplane mode is enabled */

            if (airplaneMode &&

                (mWifiApState == WIFI_AP_STATE_ENABLING || mWifiApState == WIFI_AP_STATE_ENABLED)) {

                sWakeLock.acquire();

                sendAccessPointMessage(false, null, mLastApEnableUid);

            }



            if (wifiShouldBeEnabled) {

                if (wifiShouldBeStarted) {

                    sWakeLock.acquire();