implement simple detection for usb tethering

1 files changed, 22 insertions, 0 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/tethering/TetheringBroadcastReceiver.java b/app/src/main/java/se/leap/bitmaskclient/tethering/TetheringBroadcastReceiver.java
new file mode 100644
index 00000000..c5840171
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/tethering/TetheringBroadcastReceiver.java
@@ -0,0 +1,22 @@
+package se.leap.bitmaskclient.tethering;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.net.wifi.WifiManager;
+
+public class TetheringBroadcastReceiver extends BroadcastReceiver {
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        if ("android.net.wifi.WIFI_AP_STATE_CHANGED".equals(intent.getAction())) {
+            int apState = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE, 0);
+            if (WifiHotspotState.WIFI_AP_STATE_ENABLED.ordinal() == apState % 10) {
+                TetheringObserver.getInstance().setWifiTetheringEnabled(true);
+            } else {
+                TetheringObserver.getInstance().setWifiTetheringEnabled(false);
+            }
+        } else if ("android.net.conn.TETHER_STATE_CHANGED".equals(intent.getAction())) {
+            TetheringObserver.getInstance().updateUsbTetheringState();
+        }
+    }
+}