Optional tunnel plugin.

Requires a tunnel implementation with Android.mk in
submodules/linphone/tunnel

README

@@ -19,6 +19,7 @@ BUILD_X264            0 (don't build x264) or 1 (build x264)
 BUILD_AMR             0 (don't build amr codec), light (try to use amr codec from android), full (build your own amr codec)
 BUILD_GPLV3_ZRTP      0 (don't support ZRTP), 1 (support ZRTP and make the whole program GPLv3)
 BUILD_SILK            0 (don't build silk plugin), 1 (build silk) [silk is Skype nonfree patented audio codec]
+BUILD_TUNNEL          0 (don't build tunnel), 1 (build tunnel) [requires a tunnel implementation in submodules/linphone/tunnel]
 
 In order to use ZRTP you also need to define the media_encryption property to
 "zrtp" in the sip section of linphonerc file.

jni/Android.mk

@@ -63,6 +63,10 @@ include $(linphone-root-dir)/submodules/linphone/mediastreamer2/build/android/An
 include $(linphone-root-dir)/submodules/linphone/mediastreamer2/tests/Android.mk
 
 
+ifeq ($(BUILD_TUNNEL), 1)
+include $(linphone-root-dir)/submodules/linphone/tunnel/Android.mk
+endif
+
 ifeq ($(BUILD_SILK), 1)
 $(info Build proprietary SILK plugin for mediastreamer2)
 include $(linphone-root-dir)/submodules/mssilk/Android.mk

jni/Application.mk

@@ -2,10 +2,6 @@ APP_PROJECT_PATH := $(call my-dir)/../
 APP_MODULES      :=libspeex libgsm libortp libosip2 libeXosip2 libmediastreamer2 liblinphone
 APP_STL := stlport_static
 
-ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
-APP_MODULES      +=libmsilbc
-endif
-
 ifeq ($(LINPHONE_VIDEO),1)
 APP_MODULES += libavutil libavcore libavcodec libswscale libvpx
 endif
@@ -14,10 +10,6 @@ ifeq ($(BUILD_AMR),1)
 APP_MODULES += libopencoreamr libmsamr
 endif
 
-ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
-APP_MODULES += liblincrypto liblinssl
-endif
-
 ifeq ($(BUILD_X264),1)
 APP_MODULES +=libx264 libmsx264
 endif
@@ -30,7 +22,14 @@ ifeq ($(RING),yes)
 APP_MODULES      += libring
 endif
 
+ifeq ($(BUILD_TUNNEL), 1)
+APP_MODULES += libtunnelclient
+endif
+
 ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
+APP_MODULES += liblincrypto liblinssl
+APP_MODULES      +=libmsilbc
+
 ifeq ($(BUILD_GPLV3_ZRTP), 1)
 APP_MODULES      += libzrtpcpp
 endif
@@ -38,12 +37,13 @@ endif
 ifeq ($(BUILD_SRTP), 1)
 APP_MODULES      += libsrtp
 endif
-endif
+endif #armeabi-v7a
+
 
 linphone-root-dir:=$(APP_PROJECT_PATH)
 
 APP_BUILD_SCRIPT:=$(call my-dir)/Android.mk
 APP_PLATFORM := android-8
-#APP_ABI := armeabi-v7a
+#APP_ABI := armeabi
 APP_ABI := armeabi-v7a armeabi
 APP_CFLAGS:=-DDISABLE_NEON

res/values/custom.xml

@@ -8,5 +8,8 @@
 	<string name="notification_registered">Registered to %s </string> 
 	<string name="notification_register_failure">Fails to register to %s</string>
 	<string name="about_text">Linphone %s SIP (rfc 3261) compatible phone under GNU Public License V2\n http://www.linphone.org\n\nInstructions\nhttp://www.linphone.org/m/help\n\n© 2011 Belledonne Communications</string>
+
+    <string name="tunnel_host"></string>
+    <string name="default_tunnel_mode_entry_value">@string/tunnel_mode_entry_value_disabled</string>
 </resources>
  

res/values/non_localizable_strings.xml

@@ -1,5 +1,21 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+   	<!-- Do not translate any of the strings below -->
+
+    <string name="pref_tunnel_key">pref_tunnel_key</string>
+	<string name="pref_tunnel_mode_key">pref_tunnel_mode_key</string>
+	<string name="tunnel_mode_entry_value_disabled">disabled</string>
+	<string name="tunnel_mode_entry_value_3G_only">3G_only</string>
+	<string name="tunnel_mode_entry_value_always">always</string>
+	<string-array name="tunnel_mode_entry_values">
+		<item>@string/tunnel_mode_entry_value_disabled</item>
+		<item >@string/tunnel_mode_entry_value_3G_only</item>
+		<item>@string/tunnel_mode_entry_value_always</item>
+	<item>@string/tunnel_mode_entry_value_auto</item>
+	</string-array> 
+		<string name="pref_tunnel_host_key">pref_tunnel_host_key</string>
+		<string name="pref_tunnel_port_key">pref_tunnel_port_key</string>
+	<string name="tunnel_mode_entry_value_auto">auto</string>
 
 	<string name="pref_audio_use_specific_mode_key">pref_audio_use_specific_mode_key</string>
 	<string name="pref_audio_hacks_use_galaxys_hack_key">pref_audio_hacks_use_galaxys_hack_key</string>

res/values/strings.xml

@@ -1,6 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
+    <string name="pref_tunnel">Tunnel</string>
+	<string name="pref_tunnel_host">Hostname</string>
+	<string name="pref_tunnel_port">Port</string>
+	<string name="pref_tunnel_mode">Mode</string>
+
+   	<!-- do not change order without changing corresponding entry_values in non_localizable_strings.xml -->
+	<string-array name="tunnel_mode_entries"> 
+		<item>disabled</item>
+		<item>3G only</item>
+		<item>always</item>
+		<item>auto</item>
+	</string-array> 
+
     <string name="incall_notif_active">Audio call ongoing</string>
     <string name="incall_notif_paused">Paused call ongoing</string>
     <string name="incall_notif_video">Video capturing call ongoing</string>

res/xml/preferences.xml

@@ -21,6 +21,19 @@
 	</PreferenceCategory>
 
 
+    <PreferenceCategory android:key="@string/pref_tunnel_key" android:title="@string/pref_tunnel">
+            <EditTextPreference android:title="@string/pref_tunnel_host"
+                    android:key="@string/pref_tunnel_host_key"/>
+
+            <EditTextPreference android:title="@string/pref_tunnel_port"
+                    android:key="@string/pref_tunnel_port_key" android:defaultValue="443"/>
+
+            <ListPreference android:title="@string/pref_tunnel_mode"
+                    android:entries="@array/tunnel_mode_entries"
+                    android:entryValues="@array/tunnel_mode_entry_values"
+                    android:defaultValue="@string/default_tunnel_mode_entry_value"
+                    android:key="@string/pref_tunnel_mode_key" />
+    </PreferenceCategory>
 	    
 
 

src/org/linphone/LinphoneManager.java

@@ -403,6 +403,47 @@ public final class LinphoneManager implements LinphoneCoreListener {
 		}
 	}
 
+
+	private boolean isTunnelNeeded(NetworkInfo info) {
+		if (info == null) {
+			Log.i("No connectivity: tunnel should be disabled");
+			return false;
+		}
+
+		String pref = getPrefString(R.string.pref_tunnel_mode_key, R.string.default_tunnel_mode_entry_value);
+
+		if (getString(R.string.tunnel_mode_entry_value_always).equals(pref)) {
+			return true;
+		}
+
+		if (info.getType() != ConnectivityManager.TYPE_WIFI
+				&& getString(R.string.tunnel_mode_entry_value_3G_only).equals(pref)) {
+			Log.i("need tunnel: 'no wifi' connection");
+			return true;
+		}
+
+		return false;
+	}
+
+	public void manageTunnelServer(NetworkInfo info) {
+		if (mLc == null) return;
+		if (!mLc.isTunnelAvailable()) return;
+
+		Log.i("Managing tunnel");
+		if (isTunnelNeeded(info)) {
+			Log.i("Tunnel need to be activated");
+			mLc.tunnelEnable(true);
+		} else {
+			Log.i("Tunnel should not be used");
+			String pref = getPrefString(R.string.pref_tunnel_mode_key, R.string.default_tunnel_mode_entry_value);
+			mLc.tunnelEnable(false);
+			if (getString(R.string.tunnel_mode_entry_value_auto).equals(pref)) {
+				mLc.tunnelAutoDetect();
+			}
+		}
+	}
+
+
 	private synchronized void startLibLinphone() {
 		try {
 			copyAssetsFromPackage();
@@ -484,7 +525,7 @@ public final class LinphoneManager implements LinphoneCoreListener {
 
 	void initMediaEncryption(){
 		String pref = getPrefString(R.string.pref_media_encryption_key,
-				getString(R.string.pref_media_encryption_key_none));
+				R.string.pref_media_encryption_key_none);
 		MediaEncryption me=MediaEncryption.None;
 		if (pref.equals(getString(R.string.pref_media_encryption_key_srtp)))
 			me=MediaEncryption.SRTP;
@@ -494,11 +535,26 @@ public final class LinphoneManager implements LinphoneCoreListener {
 		mLc.setMediaEncryption(me);
 	}
 
+	private void initFromConfTunnel(){
+		if (!mLc.isTunnelAvailable()) return;
+		NetworkInfo info = mConnectivityManager.getActiveNetworkInfo();
+		mLc.tunnelEnableLogs(getPrefBoolean(R.string.pref_debug_key, false));
+		mLc.tunnelCleanServers();
+		String host = getString(R.string.tunnel_host);
+		if (host == null || host.length() == 0)
+			host = mPref.getString(getString(R.string.pref_tunnel_host_key), "");
+		int port = Integer.parseInt(getPrefString(R.string.pref_tunnel_port_key, "443"));
+		mLc.tunnelAddServerAndMirror(host, port, 12345,500);
+		manageTunnelServer(info);
+	}
+
 	public void initFromConf() throws LinphoneConfigException {
 		//traces
 		boolean lIsDebug = true;//mPref.getBoolean(getString(R.string.pref_debug_key), false);
 		LinphoneCoreFactory.instance().setDebugMode(lIsDebug);
 
+		initFromConfTunnel();
+
 		if (initialTransports == null)
 			initialTransports = mLc.getSignalingTransportPorts();
 		
@@ -713,9 +769,32 @@ public final class LinphoneManager implements LinphoneCoreListener {
 	private String getPrefString(int key, String value) {
 		return mPref.getString(mR.getString(key), value);
 	}
+	private String getPrefString(int key, int value) {
+		return mPref.getString(mR.getString(key), mR.getString(value));
+	}
 
 
 
+	/* Simple implementation as Android way seems very complicate:
+	For example: with wifi and mobile actives; when pulling mobile down:
+	I/Linphone( 8397): WIFI connected: setting network reachable
+	I/Linphone( 8397): new state [RegistrationProgress]
+	I/Linphone( 8397): mobile disconnected: setting network unreachable
+	I/Linphone( 8397): Managing tunnel
+	I/Linphone( 8397): WIFI connected: setting network reachable
+	*/
+	public void connectivityChanged(NetworkInfo eventInfo, ConnectivityManager cm) {
+		NetworkInfo activeInfo = cm.getActiveNetworkInfo();
+
+		if (eventInfo.getState() == NetworkInfo.State.DISCONNECTED) {
+			Log.i(eventInfo.getTypeName()," disconnected: setting network unreachable");
+			mLc.setNetworkReachable(false);
+		} else if (eventInfo.getState() == NetworkInfo.State.CONNECTED){
+			manageTunnelServer(activeInfo);
+			Log.i(eventInfo.getTypeName()," connected: setting network reachable");
+			mLc.setNetworkReachable(true);
+		}
+	}
 
 
 

src/org/linphone/LinphonePreferencesActivity.java

@@ -52,6 +52,7 @@ import android.preference.CheckBoxPreference;
 import android.preference.ListPreference;
 import android.preference.Preference;
 import android.preference.PreferenceActivity;
+import android.preference.PreferenceCategory;
 import android.preference.Preference.OnPreferenceChangeListener;
 import android.preference.Preference.OnPreferenceClickListener;
 
@@ -144,6 +145,15 @@ public class LinphonePreferencesActivity extends PreferenceActivity implements E
 		
 		if (Hacks.needSoftvolume()) checkAndDisableCheckbox(R.string.pref_audio_soft_volume_key);
 
+		if (!LinphoneManager.getLc().isTunnelAvailable()){
+			hidePreferenceCategory(R.string.pref_tunnel_key);
+		}
+	}
+
+	private void hidePreferenceCategory(int key) {
+		PreferenceCategory p = (PreferenceCategory) findPreference(key);
+		p.removeAll();
+		p.setLayoutResource(R.layout.hidden);
 	}
 
 	private void doOnFirstLaunch() {

src/org/linphone/LinphoneService.java

@@ -414,7 +414,7 @@ public final class LinphoneService extends Service implements LinphoneServiceLis
 			sendNotification(IC_LEVEL_ORANGE, R.string.notification_registered);
 		}
 
-		if (state == RegistrationState.RegistrationFailed) {
+		if (state == RegistrationState.RegistrationFailed || state == RegistrationState.RegistrationCleared) {
 			sendNotification(IC_LEVEL_OFFLINE, R.string.notification_register_failure);
 		}
 

src/org/linphone/NetworkManager.java

@@ -56,6 +56,10 @@ public class NetworkManager extends BroadcastReceiver {
 		} else {
 			 // Other unhandled events
 		}
+
+		NetworkInfo eventInfo = (NetworkInfo) intent.getParcelableExtra(ConnectivityManager.EXTRA_NETWORK_INFO);
+		ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+		LinphoneManager.getInstance().connectivityChanged(eventInfo, cm);
 	}
 
 }

src/org/linphone/core/LinphoneCoreFactoryImpl.java

@@ -49,6 +49,9 @@ public class LinphoneCoreFactoryImpl extends LinphoneCoreFactory {
 		loadOptionalLibrary("srtp");
 		loadOptionalLibrary("zrtpcpp"); // GPLv3+
 
+		// Tunnel
+		loadOptionalLibrary("tunnelclient");
+
 		//Main library
 		System.loadLibrary("linphone");
 

src/org/linphone/core/LinphoneCoreImpl.java

@@ -617,8 +617,43 @@ class LinphoneCoreImpl implements LinphoneCore {
 	}
 
 	private native void setPlayFile(long nativePtr, String path);
+
 	@Override
 	public void setPlayFile(String path) {
 		setPlayFile(nativePtr, path);
 	}
+
+
+	private native void tunnelAddServerAndMirror(long nativePtr, String host, int port, int mirror, int ms);
+	@Override
+	public void tunnelAddServerAndMirror(String host, int port, int mirror, int ms) {
+		tunnelAddServerAndMirror(nativePtr, host, port, mirror, ms);
+	}
+
+	private native void tunnelAutoDetect(long nativePtr);
+	@Override
+	public void tunnelAutoDetect() {
+		tunnelAutoDetect(nativePtr);
+	}
+
+	private native void tunnelCleanServers(long nativePtr);
+	@Override
+	public void tunnelCleanServers() {
+		tunnelCleanServers(nativePtr);
+	}
+
+	private native void tunnelEnable(long nativePtr, boolean enable);
+	@Override
+	public void tunnelEnable(boolean enable) {
+		tunnelEnable(nativePtr, enable);
+	}
+
+	private native void tunnelEnableLogs(long nativePtr, boolean enable);
+	@Override
+	public void tunnelEnableLogs(boolean enable) {
+		tunnelEnableLogs(nativePtr, enable);
+	}
+
+	@Override
+	public native boolean isTunnelAvailable();
 }

submodules/externals/exosip

@@ -1 +1 @@
-Subproject commit 4eabd05b149d18629098f3254f15c8d14ff6664c
+Subproject commit c3da0303519ad3120355cb85baee9cf6d0e4d1c2

submodules/linphone

@@ -1 +1 @@
-Subproject commit 75e7426eb68e6fdbaae229e05fe11398172fec7e
+Subproject commit 886d80bb6d8ac916d6cc0cf635ce25e82ff1f051