diff options
Diffstat (limited to 'ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java')
| -rw-r--r-- | ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java b/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java deleted file mode 100644 index 4ccf5472..00000000 --- a/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (c) 2012-2014 Arne Schwabe - * Distributed under the GNU GPL v2 with additional terms. For full terms see the file doc/LICENSE.txt - */ - -package de.blinkt.openvpn.core; - -import android.content.BroadcastReceiver; -import android.content.Context; -import android.content.Intent; -import android.content.SharedPreferences; -import android.net.ConnectivityManager; -import android.net.NetworkInfo; -import android.net.NetworkInfo.State; -import android.preference.PreferenceManager; -import se.leap.bitmaskclient.R; -import de.blinkt.openvpn.core.VpnStatus.ByteCountListener; - -import java.util.LinkedList; - -import static de.blinkt.openvpn.core.OpenVPNManagement.pauseReason; - -public class DeviceStateReceiver extends BroadcastReceiver implements ByteCountListener { - private int lastNetwork = -1; - private OpenVPNManagement mManagement; - - // Window time in s - private final int TRAFFIC_WINDOW = 60; - // Data traffic limit in bytes - private final long TRAFFIC_LIMIT = 64 * 1024; - - - connectState network = connectState.DISCONNECTED; - connectState screen = connectState.SHOULDBECONNECTED; - connectState userpause = connectState.SHOULDBECONNECTED; - - private String lastStateMsg = null; - - enum connectState { - SHOULDBECONNECTED, - PENDINGDISCONNECT, - DISCONNECTED - } - - static class Datapoint { - private Datapoint(long t, long d) { - timestamp = t; - data = d; - } - - long timestamp; - long data; - } - - LinkedList<Datapoint> trafficdata = new LinkedList<DeviceStateReceiver.Datapoint>(); - - @Override - public void updateByteCount(long in, long out, long diffIn, long diffOut) { - if (screen != connectState.PENDINGDISCONNECT) - return; - - long total = diffIn + diffOut; - trafficdata.add(new Datapoint(System.currentTimeMillis(), total)); - - while (trafficdata.getFirst().timestamp <= (System.currentTimeMillis() - TRAFFIC_WINDOW * 1000)) { - trafficdata.removeFirst(); - } - - long windowtraffic = 0; - for (Datapoint dp : trafficdata) - windowtraffic += dp.data; - - if (windowtraffic < TRAFFIC_LIMIT) { - screen = connectState.DISCONNECTED; - VpnStatus.logInfo(R.string.screenoff_pause, - OpenVPNService.humanReadableByteCount(TRAFFIC_LIMIT, false), TRAFFIC_WINDOW); - - mManagement.pause(getPauseReason()); - } - } - - - public void userPause(boolean pause) { - if (pause) { - userpause = connectState.DISCONNECTED; - // Check if we should disconnect - mManagement.pause(getPauseReason()); - } else { - boolean wereConnected = shouldBeConnected(); - userpause = connectState.SHOULDBECONNECTED; - if (shouldBeConnected() && !wereConnected) - mManagement.resume(); - else - // Update the reason why we currently paused - mManagement.pause(getPauseReason()); - } - } - - public DeviceStateReceiver(OpenVPNManagement magnagement) { - super(); - mManagement = magnagement; - } - - - @Override - public void onReceive(Context context, Intent intent) { - SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); - - - if (ConnectivityManager.CONNECTIVITY_ACTION.equals(intent.getAction())) { - networkStateChange(context); - } else if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) { - boolean screenOffPause = prefs.getBoolean("screenoff", false); - - if (screenOffPause) { - if (ProfileManager.getLastConnectedVpn()!=null && !ProfileManager.getLastConnectedVpn().mPersistTun) - VpnStatus.logError(R.string.screen_nopersistenttun); - - screen = connectState.PENDINGDISCONNECT; - fillTrafficData(); - if (network == connectState.DISCONNECTED || userpause == connectState.DISCONNECTED) - screen = connectState.DISCONNECTED; - } - } else if (Intent.ACTION_SCREEN_ON.equals(intent.getAction())) { - // Network was disabled because screen off - boolean connected = shouldBeConnected(); - screen = connectState.SHOULDBECONNECTED; - - /* should be connected has changed because the screen is on now, connect the VPN */ - if (shouldBeConnected() != connected) - mManagement.resume(); - else if (!shouldBeConnected()) - /*Update the reason why we are still paused */ - mManagement.pause(getPauseReason()); - - } - } - - - private void fillTrafficData() { - trafficdata.add(new Datapoint(System.currentTimeMillis(), TRAFFIC_LIMIT)); - } - - - public void networkStateChange(Context context) { - NetworkInfo networkInfo = getCurrentNetworkInfo(context); - SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); - boolean sendusr1 = prefs.getBoolean("netchangereconnect", true); - - - String netstatestring; - if (networkInfo == null) { - netstatestring = "not connected"; - } else { - String subtype = networkInfo.getSubtypeName(); - if (subtype == null) - subtype = ""; - String extrainfo = networkInfo.getExtraInfo(); - if (extrainfo == null) - extrainfo = ""; - - /* - if(networkInfo.getType()==android.net.ConnectivityManager.TYPE_WIFI) { - WifiManager wifiMgr = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); - WifiInfo wifiinfo = wifiMgr.getConnectionInfo(); - extrainfo+=wifiinfo.getBSSID(); - - subtype += wifiinfo.getNetworkId(); - }*/ - - - netstatestring = String.format("%2$s %4$s to %1$s %3$s", networkInfo.getTypeName(), - networkInfo.getDetailedState(), extrainfo, subtype); - } - - if (networkInfo != null && networkInfo.getState() == State.CONNECTED) { - int newnet = networkInfo.getType(); - network = connectState.SHOULDBECONNECTED; - - if (lastNetwork != newnet) { - if (screen == connectState.PENDINGDISCONNECT) - screen = connectState.DISCONNECTED; - - if (shouldBeConnected()) { - if (lastNetwork == -1) { - mManagement.resume(); - } else { - mManagement.networkChange(); - - } - } - - lastNetwork = newnet; - } - } else if (networkInfo == null) { - // Not connected, stop openvpn, set last connected network to no network - lastNetwork = -1; - if (sendusr1) { - network = connectState.DISCONNECTED; - - // Set screen state to be disconnected if disconnect pending - if (screen == connectState.PENDINGDISCONNECT) - screen = connectState.DISCONNECTED; - - mManagement.pause(getPauseReason()); - } - } - - - if (!netstatestring.equals(lastStateMsg)) - VpnStatus.logInfo(R.string.netstatus, netstatestring); - lastStateMsg = netstatestring; - - } - - public boolean isUserPaused() { - return userpause == connectState.DISCONNECTED; - } - - private boolean shouldBeConnected() { - return (screen == connectState.SHOULDBECONNECTED && userpause == connectState.SHOULDBECONNECTED && - network == connectState.SHOULDBECONNECTED); - } - - private pauseReason getPauseReason() { - if (userpause == connectState.DISCONNECTED) - return pauseReason.userPause; - - if (screen == connectState.DISCONNECTED) - return pauseReason.screenOff; - - if (network == connectState.DISCONNECTED) - return pauseReason.noNetwork; - - return pauseReason.userPause; - } - - private NetworkInfo getCurrentNetworkInfo(Context context) { - ConnectivityManager conn = (ConnectivityManager) - context.getSystemService(Context.CONNECTIVITY_SERVICE); - - return conn.getActiveNetworkInfo(); - } -} |