update shadowsocks-libev

SAM (Scala 2.11.7)

build.sbt

@@ -1,15 +1,19 @@
 import android.Keys._
 
-import android.Dependencies.{apklib,aar}
-
 android.Plugin.androidBuild
 
-platformTarget in Android := "android-21"
+platformTarget in Android := "android-23"
 
 name := "shadowsocks"
 
+scalaVersion := "2.11.7"
+
 compileOrder in Compile := CompileOrder.JavaThenScala
 
+javacOptions ++= Seq("-source", "1.6", "-target", "1.6")
+
+scalacOptions ++= Seq("-target:jvm-1.6", "-Xexperimental")
+
 ndkJavah in Android := List()
 
 ndkBuild in Android := List()
@@ -22,25 +26,20 @@ resolvers += "JRAF" at "http://JRAF.org/static/maven/2"
 
 libraryDependencies ++= Seq(
   "dnsjava" % "dnsjava" % "2.1.7",
-  "com.github.kevinsawicki" % "http-request" % "5.6",
+  "com.github.kevinsawicki" % "http-request" % "6.0",
   "commons-net" % "commons-net" % "3.3",
-  "com.google.zxing" % "android-integration" % "3.1.0"
+  "com.google.zxing" % "android-integration" % "3.1.0",
-)
+  "com.joanzapata.android" % "android-iconify" % "1.0.11",
-
-libraryDependencies ++= Seq(
-  "com.joanzapata.android" % "android-iconify" % "1.0.9",
   "net.glxn.qrgen" % "android" % "2.0",
   "net.simonvt.menudrawer" % "menudrawer" % "3.0.6",
-  "com.google.android.gms" % "play-services-base" % "6.5.87",
+  "com.google.android.gms" % "play-services-base" % "8.1.0",
-  "com.google.android.gms" % "play-services-ads" % "6.5.87",
+  "com.google.android.gms" % "play-services-ads" % "8.1.0",
-  "com.android.support" % "support-v4" % "21.0.3"
+  "com.google.android.gms" % "play-services-analytics" % "8.1.0",
-)
+  "com.android.support" % "support-v4" % "23.0.1",
-
-libraryDependencies ++= Seq(
   "com.github.mrengineer13" % "snackbar" % "0.5.0",
   "com.nostra13.universalimageloader" % "universal-image-loader" % "1.8.4",
-  "com.j256.ormlite" % "ormlite-core" % "4.47",
+  "com.j256.ormlite" % "ormlite-core" % "4.48",
-  "com.j256.ormlite" % "ormlite-android" % "4.47"
+  "com.j256.ormlite" % "ormlite-android" % "4.48"
 )
 
 proguardOptions in Android ++= Seq("-keep class android.support.v4.app.** { *; }",
@@ -52,5 +51,6 @@ proguardOptions in Android ++= Seq("-keep class android.support.v4.app.** { *; }
           "-keep class * extends com.j256.ormlite.** { *; }",
           "-keep class com.joanzapata.** { *; }",
           "-keepattributes *Annotation*",
+          "-dontwarn com.google.android.gms.internal.zzhu",
           "-dontwarn org.xbill.**",
           "-dontwarn com.actionbarsherlock.**")

gfwlist/gen.py

@@ -10,14 +10,14 @@ import IPy
 
 def main():
     china_list_set = IPy.IPSet()
-    # for line in sys.stdin:
+    for line in sys.stdin:
-    #     line_params = line.split("|")
+        line_params = line.split("|")
-    #     if len(line_params) < 5 or line_params[2] != "ipv4" or line_params[1] != "CN":
+        if len(line_params) < 5 or line_params[2] != "ipv4" or line_params[1] != "CN":
-    #         continue
+            continue
-    #     ip_addr = line_params[3]
+        ip_addr = line_params[3]
-    #     ip_length = float(line_params[4])
+        ip_length = float(line_params[4])
-    #     ip_mask = 32 - int(math.ceil(math.log(ip_length, 2)))
+        ip_mask = 32 - int(math.ceil(math.log(ip_length, 2)))
-    #     china_list_set.add(IPy.IP("%s/%d" % (ip_addr, ip_mask)))
+        china_list_set.add(IPy.IP("%s/%d" % (ip_addr, ip_mask)))
 
     # 添加内网地址
     internal_list = IPy.IPSet(map(IPy.IP, [
@@ -41,11 +41,13 @@ def main():
     ]))
     china_list_set += internal_list
 
+    all = china_list_set
+
     # 取反
-    all = IPy.IPSet([IPy.IP("0.0.0.0/0")])
+    # all = IPy.IPSet([IPy.IP("0.0.0.0/0")])
     # 剔除所有孤立的C段
-    for ip in china_list_set:
+    # for ip in china_list_set:
-        all.discard(ip)
+    #     all.discard(ip)
 
     # filter = itertools.ifilter(lambda x: len(x) <= 65536, all)
     # for ip in filter:

project/plugins.sbt

@@ -1,6 +1,6 @@
 resolvers += Resolver.url("scalasbt releases", new URL("http://scalasbt.artifactoryonline.com/scalasbt/sbt-plugin-snapshots"))(Resolver.ivyStylePatterns)
 
-addSbtPlugin("com.hanhuy.sbt" % "android-sdk-plugin" % "1.4.8")
+addSbtPlugin("com.hanhuy.sbt" % "android-sdk-plugin" % "1.5.1")
 
 resolvers += "Sonatype snapshots" at "https://oss.sonatype.org/content/repositories/snapshots/"
 

src/main/AndroidManifest.xml

@@ -1,7 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.github.shadowsocks"
-    android:versionCode="115"
+    android:versionCode="118"
-    android:versionName="2.7.7">
+    android:versionName="2.8.1">
 
   <uses-permission android:name="android.permission.INTERNET"/>
   <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
@@ -14,7 +14,7 @@
 
   <uses-sdk
       android:minSdkVersion="16"
-      android:targetSdkVersion="21"/>
+      android:targetSdkVersion="23"/>
 
   <application
       android:allowBackup="true"

src/main/aidl/com/github/shadowsocks/aidl/Config.java

@@ -10,6 +10,8 @@ public class Config implements Parcelable {
   public boolean isBypassApps = false;
   public boolean isTrafficStat = false;
   public boolean isUdpDns = false;
+  public boolean isAuth = false;
+  public boolean isIpv6 = false;
 
   public String profileName = "Untitled";
   public String proxy = "127.0.0.1";
@@ -33,13 +35,15 @@ public class Config implements Parcelable {
   };
 
   public Config(boolean isGlobalProxy, boolean isGFWList, boolean isBypassApps,
-      boolean isTrafficStat, boolean isUdpDns, String profileName, String proxy, String sitekey,
+      boolean isTrafficStat, boolean isUdpDns, boolean isAuth, boolean isIpv6, String profileName, String proxy, String sitekey,
       String encMethod, String proxiedAppString, String route, int remotePort, int localPort) {
     this.isGlobalProxy = isGlobalProxy;
     this.isGFWList = isGFWList;
     this.isBypassApps = isBypassApps;
     this.isTrafficStat = isTrafficStat;
     this.isUdpDns = isUdpDns;
+    this.isAuth = isAuth;
+    this.isIpv6 = isIpv6;
     this.profileName = profileName;
     this.proxy = proxy;
     this.sitekey = sitekey;
@@ -60,6 +64,8 @@ public class Config implements Parcelable {
     isBypassApps = in.readInt() == 1;
     isTrafficStat = in.readInt() == 1;
     isUdpDns = in.readInt() == 1;
+    isAuth = in.readInt() == 1;
+    isIpv6 = in.readInt() == 1;
     profileName = in.readString();
     proxy = in.readString();
     sitekey = in.readString();
@@ -80,6 +86,8 @@ public class Config implements Parcelable {
     out.writeInt(isBypassApps ? 1 : 0);
     out.writeInt(isTrafficStat ? 1 : 0);
     out.writeInt(isUdpDns ? 1 : 0);
+    out.writeInt(isAuth ? 1 : 0);
+    out.writeInt(isIpv6 ? 1 : 0);
     out.writeString(profileName);
     out.writeString(proxy);
     out.writeString(sitekey);

src/main/java/android/util/FloatMath.java

@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.util;
+
+/**
+ * Math routines similar to those found in {@link java.lang.Math}.
+ *
+ * <p>Historically these methods were faster than the equivalent double-based
+ * {@link java.lang.Math} methods. On versions of Android with a JIT they
+ * became slower and have since been re-implemented to wrap calls to
+ * {@link java.lang.Math}. {@link java.lang.Math} should be used in
+ * preference.
+ *
+ * @deprecated Use {@link java.lang.Math} instead.
+ */
+@Deprecated
+public class FloatMath {
+
+    /** Prevents instantiation. */
+    private FloatMath() {}
+
+    /**
+     * Returns the float conversion of the most positive (i.e. closest to
+     * positive infinity) integer value which is less than the argument.
+     *
+     * @param value to be converted
+     * @return the floor of value
+     */
+    public static float floor(float value) {
+        return (float) Math.floor(value);
+    }
+
+    /**
+     * Returns the float conversion of the most negative (i.e. closest to
+     * negative infinity) integer value which is greater than the argument.
+     *
+     * @param value to be converted
+     * @return the ceiling of value
+     */
+    public static float ceil(float value) {
+        return (float) Math.ceil(value);
+    }
+
+    /**
+     * Returns the closest float approximation of the sine of the argument.
+     *
+     * @param angle to compute the cosine of, in radians
+     * @return the sine of angle
+     */
+    public static float sin(float angle) {
+        return (float) Math.sin(angle);
+    }
+
+    /**
+     * Returns the closest float approximation of the cosine of the argument.
+     *
+     * @param angle to compute the cosine of, in radians
+     * @return the cosine of angle
+     */
+    public static float cos(float angle) {
+        return (float) Math.cos(angle);
+    }
+
+    /**
+     * Returns the closest float approximation of the square root of the
+     * argument.
+     *
+     * @param value to compute sqrt of
+     * @return the square root of value
+     */
+    public static float sqrt(float value) {
+        return (float) Math.sqrt(value);
+    }
+
+    /**
+     * Returns the closest float approximation of the raising "e" to the power
+     * of the argument.
+     *
+     * @param value to compute the exponential of
+     * @return the exponential of value
+     */
+    public static float exp(float value) {
+        return (float) Math.exp(value);
+    }
+
+    /**
+     * Returns the closest float approximation of the result of raising {@code
+     * x} to the power of {@code y}.
+     *
+     * @param x the base of the operation.
+     * @param y the exponent of the operation.
+     * @return {@code x} to the power of {@code y}.
+     */
+    public static float pow(float x, float y) {
+        return (float) Math.pow(x, y);
+    }
+
+    /**
+     * Returns {@code sqrt(}<i>{@code x}</i><sup>{@code 2}</sup>{@code +} <i>
+     * {@code y}</i><sup>{@code 2}</sup>{@code )}.
+     *
+     * @param x a float number
+     * @param y a float number
+     * @return the hypotenuse
+     */
+    public static float hypot(float x, float y) {
+        return (float) Math.hypot(x, y);
+    }
+}

src/main/jni/badvpn/tun2socks/tun2socks.c

@@ -1772,6 +1772,9 @@ err_t listener_accept_func (void *arg, struct tcp_pcb *newpcb, err_t err)
     // set client not closed
     client->client_closed = 0;
 
+    // enable TCP_NODELAY
+    tcp_nagle_disable(client->pcb);
+
     // setup handler argument
     tcp_arg(client->pcb, client);
 

src/main/res/values-zh/strings.xml

@@ -77,6 +77,12 @@
   <string name="udp_dns">UDP 转发</string>
   <string name="udp_dns_summary">由远程服务器转发 UDP 协议的数据包</string>
 
+  <string name="onetime_auth">一次性认证</string>
+  <string name="onetime_auth_summary">启用一次性认证(实验性)</string>
+
+  <string name="ipv6">IPv6 路由</string>
+  <string name="ipv6_summary">向远程服务器转发 IPv6 流量</string>
+
   <!-- profile -->
   <string name="add_profile_dialog">为影梭添加此配置文件？</string>
   <string-array name="add_profile_methods">

src/main/res/values/chnroute.xml

@@ -321,6 +321,10 @@
         <item>43.239.0.0/19</item>
         <item>43.239.32.0/20</item>
         <item>43.239.48.0/22</item>
+        <item>43.239.116.0/22</item>
+        <item>43.239.120.0/22</item>
+        <item>43.239.172.0/22</item>
+        <item>43.239.176.0/22</item>
         <item>43.240.0.0/22</item>
         <item>43.240.48.0/22</item>
         <item>43.240.56.0/21</item>
@@ -505,6 +509,154 @@
         <item>43.255.232.0/22</item>
         <item>43.255.244.0/22</item>
         <item>45.64.112.0/23</item>
+        <item>45.112.132.0/22</item>
+        <item>45.112.188.0/22</item>
+        <item>45.112.208.0/20</item>
+        <item>45.112.228.0/22</item>
+        <item>45.112.232.0/21</item>
+        <item>45.113.12.0/22</item>
+        <item>45.113.16.0/20</item>
+        <item>45.113.40.0/22</item>
+        <item>45.113.52.0/22</item>
+        <item>45.113.56.0/22</item>
+        <item>45.113.72.0/22</item>
+        <item>45.113.108.0/22</item>
+        <item>45.113.144.0/21</item>
+        <item>45.113.168.0/22</item>
+        <item>45.113.176.0/22</item>
+        <item>45.113.184.0/22</item>
+        <item>45.113.200.0/21</item>
+        <item>45.113.208.0/20</item>
+        <item>45.113.228.0/22</item>
+        <item>45.113.240.0/22</item>
+        <item>45.113.252.0/22</item>
+        <item>45.114.0.0/22</item>
+        <item>45.114.12.0/22</item>
+        <item>45.114.32.0/22</item>
+        <item>45.114.40.0/22</item>
+        <item>45.114.52.0/22</item>
+        <item>45.114.96.0/22</item>
+        <item>45.114.104.0/22</item>
+        <item>45.114.136.0/22</item>
+        <item>45.114.196.0/22</item>
+        <item>45.114.200.0/22</item>
+        <item>45.114.228.0/22</item>
+        <item>45.114.236.0/22</item>
+        <item>45.114.252.0/22</item>
+        <item>45.115.44.0/22</item>
+        <item>45.115.100.0/22</item>
+        <item>45.115.120.0/22</item>
+        <item>45.115.132.0/22</item>
+        <item>45.115.144.0/22</item>
+        <item>45.115.156.0/22</item>
+        <item>45.115.164.0/22</item>
+        <item>45.115.200.0/22</item>
+        <item>45.115.212.0/22</item>
+        <item>45.115.216.0/22</item>
+        <item>45.115.228.0/22</item>
+        <item>45.115.236.0/22</item>
+        <item>45.115.244.0/22</item>
+        <item>45.115.248.0/22</item>
+        <item>45.116.12.0/22</item>
+        <item>45.116.16.0/21</item>
+        <item>45.116.24.0/22</item>
+        <item>45.116.32.0/21</item>
+        <item>45.116.52.0/22</item>
+        <item>45.116.60.0/22</item>
+        <item>45.116.64.0/22</item>
+        <item>45.116.96.0/21</item>
+        <item>45.116.140.0/22</item>
+        <item>45.116.152.0/22</item>
+        <item>45.116.208.0/22</item>
+        <item>45.117.8.0/22</item>
+        <item>45.117.20.0/22</item>
+        <item>45.117.40.0/22</item>
+        <item>45.117.68.0/22</item>
+        <item>45.117.124.0/22</item>
+        <item>45.117.252.0/22</item>
+        <item>45.119.52.0/22</item>
+        <item>45.119.60.0/22</item>
+        <item>45.119.64.0/21</item>
+        <item>45.119.72.0/22</item>
+        <item>45.119.104.0/22</item>
+        <item>45.119.116.0/22</item>
+        <item>45.119.160.0/22</item>
+        <item>45.119.232.0/22</item>
+        <item>45.120.100.0/22</item>
+        <item>45.120.140.0/22</item>
+        <item>45.120.156.0/22</item>
+        <item>45.120.164.0/22</item>
+        <item>45.120.220.0/22</item>
+        <item>45.120.240.0/22</item>
+        <item>45.121.20.0/22</item>
+        <item>45.121.52.0/22</item>
+        <item>45.121.64.0/21</item>
+        <item>45.121.72.0/22</item>
+        <item>45.121.92.0/22</item>
+        <item>45.121.96.0/22</item>
+        <item>45.121.104.0/22</item>
+        <item>45.121.172.0/22</item>
+        <item>45.121.176.0/22</item>
+        <item>45.121.212.0/22</item>
+        <item>45.121.240.0/20</item>
+        <item>45.122.0.0/19</item>
+        <item>45.122.32.0/21</item>
+        <item>45.122.40.0/22</item>
+        <item>45.122.60.0/22</item>
+        <item>45.122.64.0/19</item>
+        <item>45.122.96.0/20</item>
+        <item>45.122.112.0/21</item>
+        <item>45.122.160.0/19</item>
+        <item>45.122.192.0/20</item>
+        <item>45.122.208.0/21</item>
+        <item>45.122.216.0/22</item>
+        <item>45.123.28.0/22</item>
+        <item>45.123.32.0/21</item>
+        <item>45.123.44.0/22</item>
+        <item>45.123.48.0/20</item>
+        <item>45.123.64.0/20</item>
+        <item>45.123.80.0/21</item>
+        <item>45.123.88.0/22</item>
+        <item>45.123.120.0/22</item>
+        <item>45.123.128.0/21</item>
+        <item>45.123.136.0/22</item>
+        <item>45.123.148.0/22</item>
+        <item>45.123.152.0/21</item>
+        <item>45.123.164.0/22</item>
+        <item>45.123.168.0/21</item>
+        <item>45.123.176.0/21</item>
+        <item>45.123.184.0/22</item>
+        <item>45.123.204.0/22</item>
+        <item>45.123.212.0/22</item>
+        <item>45.123.224.0/19</item>
+        <item>45.124.0.0/22</item>
+        <item>45.124.20.0/22</item>
+        <item>45.124.28.0/22</item>
+        <item>45.124.32.0/21</item>
+        <item>45.124.44.0/22</item>
+        <item>45.124.68.0/22</item>
+        <item>45.124.76.0/22</item>
+        <item>45.124.80.0/22</item>
+        <item>45.124.100.0/22</item>
+        <item>45.124.124.0/22</item>
+        <item>45.124.172.0/22</item>
+        <item>45.124.176.0/22</item>
+        <item>45.124.208.0/22</item>
+        <item>45.124.248.0/21</item>
+        <item>45.125.12.0/22</item>
+        <item>45.125.16.0/22</item>
+        <item>45.125.24.0/21</item>
+        <item>45.125.32.0/22</item>
+        <item>45.125.44.0/22</item>
+        <item>45.125.52.0/22</item>
+        <item>45.125.56.0/22</item>
+        <item>45.125.76.0/22</item>
+        <item>45.125.80.0/20</item>
+        <item>45.125.96.0/21</item>
+        <item>45.125.104.0/22</item>
+        <item>45.125.136.0/22</item>
+        <item>47.92.0.0/14</item>
+        <item>47.96.0.0/11</item>
         <item>49.4.0.0/14</item>
         <item>49.51.0.0/16</item>
         <item>49.52.0.0/14</item>
@@ -803,7 +955,6 @@
         <item>103.30.96.0/22</item>
         <item>103.30.148.0/22</item>
         <item>103.30.200.0/22</item>
-        <item>103.30.216.0/22</item>
         <item>103.30.228.0/22</item>
         <item>103.30.236.0/22</item>
         <item>103.31.0.0/22</item>
@@ -818,6 +969,8 @@
         <item>103.35.0.0/19</item>
         <item>103.35.32.0/20</item>
         <item>103.35.48.0/22</item>
+        <item>103.35.104.0/22</item>
+        <item>103.35.116.0/22</item>
         <item>103.36.20.0/22</item>
         <item>103.36.28.0/22</item>
         <item>103.36.36.0/22</item>
@@ -1004,6 +1157,142 @@
         <item>103.50.224.0/20</item>
         <item>103.50.240.0/21</item>
         <item>103.50.248.0/22</item>
+        <item>103.52.40.0/22</item>
+        <item>103.52.72.0/21</item>
+        <item>103.52.80.0/21</item>
+        <item>103.52.96.0/21</item>
+        <item>103.52.104.0/22</item>
+        <item>103.52.160.0/21</item>
+        <item>103.52.172.0/22</item>
+        <item>103.52.176.0/22</item>
+        <item>103.52.184.0/22</item>
+        <item>103.52.196.0/22</item>
+        <item>103.53.4.0/22</item>
+        <item>103.53.64.0/21</item>
+        <item>103.53.92.0/22</item>
+        <item>103.53.100.0/22</item>
+        <item>103.53.124.0/22</item>
+        <item>103.53.128.0/20</item>
+        <item>103.53.144.0/22</item>
+        <item>103.53.160.0/22</item>
+        <item>103.53.180.0/22</item>
+        <item>103.53.204.0/22</item>
+        <item>103.53.208.0/22</item>
+        <item>103.53.216.0/22</item>
+        <item>103.53.236.0/22</item>
+        <item>103.53.248.0/22</item>
+        <item>103.54.8.0/22</item>
+        <item>103.54.48.0/22</item>
+        <item>103.54.60.0/22</item>
+        <item>103.54.160.0/21</item>
+        <item>103.54.212.0/22</item>
+        <item>103.54.228.0/22</item>
+        <item>103.54.240.0/22</item>
+        <item>103.55.24.0/22</item>
+        <item>103.55.80.0/22</item>
+        <item>103.55.120.0/22</item>
+        <item>103.55.152.0/22</item>
+        <item>103.55.172.0/22</item>
+        <item>103.55.204.0/22</item>
+        <item>103.55.208.0/22</item>
+        <item>103.55.228.0/22</item>
+        <item>103.55.236.0/22</item>
+        <item>103.55.240.0/22</item>
+        <item>103.56.8.0/22</item>
+        <item>103.56.16.0/21</item>
+        <item>103.56.32.0/22</item>
+        <item>103.56.52.0/22</item>
+        <item>103.56.56.0/21</item>
+        <item>103.56.72.0/21</item>
+        <item>103.56.100.0/22</item>
+        <item>103.56.104.0/22</item>
+        <item>103.56.140.0/22</item>
+        <item>103.56.152.0/22</item>
+        <item>103.56.184.0/22</item>
+        <item>103.56.200.0/22</item>
+        <item>103.56.216.0/22</item>
+        <item>103.57.12.0/22</item>
+        <item>103.57.52.0/22</item>
+        <item>103.57.56.0/22</item>
+        <item>103.57.76.0/22</item>
+        <item>103.57.108.0/22</item>
+        <item>103.57.136.0/22</item>
+        <item>103.57.196.0/22</item>
+        <item>103.58.24.0/22</item>
+        <item>103.58.182.0/23</item>
+        <item>103.59.76.0/22</item>
+        <item>103.59.100.0/22</item>
+        <item>103.59.112.0/20</item>
+        <item>103.59.128.0/22</item>
+        <item>103.59.148.0/22</item>
+        <item>103.59.164.0/22</item>
+        <item>103.59.216.0/22</item>
+        <item>103.60.32.0/22</item>
+        <item>103.60.44.0/22</item>
+        <item>103.60.164.0/22</item>
+        <item>103.60.228.0/22</item>
+        <item>103.60.236.0/22</item>
+        <item>103.61.60.0/22</item>
+        <item>103.61.104.0/22</item>
+        <item>103.61.140.0/22</item>
+        <item>103.61.152.0/21</item>
+        <item>103.61.160.0/22</item>
+        <item>103.61.172.0/22</item>
+        <item>103.61.176.0/22</item>
+        <item>103.61.184.0/21</item>
+        <item>103.62.24.0/22</item>
+        <item>103.62.52.0/22</item>
+        <item>103.62.72.0/21</item>
+        <item>103.62.80.0/21</item>
+        <item>103.62.88.0/22</item>
+        <item>103.62.96.0/19</item>
+        <item>103.62.128.0/21</item>
+        <item>103.62.156.0/22</item>
+        <item>103.62.160.0/19</item>
+        <item>103.62.192.0/22</item>
+        <item>103.62.204.0/22</item>
+        <item>103.62.208.0/20</item>
+        <item>103.62.224.0/22</item>
+        <item>103.63.32.0/19</item>
+        <item>103.63.64.0/20</item>
+        <item>103.63.80.0/21</item>
+        <item>103.63.88.0/22</item>
+        <item>103.63.140.0/22</item>
+        <item>103.63.144.0/22</item>
+        <item>103.63.152.0/22</item>
+        <item>103.63.160.0/20</item>
+        <item>103.63.176.0/21</item>
+        <item>103.63.184.0/22</item>
+        <item>103.63.192.0/20</item>
+        <item>103.63.208.0/22</item>
+        <item>103.63.240.0/20</item>
+        <item>103.192.0.0/19</item>
+        <item>103.192.48.0/21</item>
+        <item>103.192.56.0/22</item>
+        <item>103.192.84.0/22</item>
+        <item>103.192.88.0/21</item>
+        <item>103.192.96.0/20</item>
+        <item>103.192.112.0/22</item>
+        <item>103.192.128.0/20</item>
+        <item>103.192.144.0/22</item>
+        <item>103.192.164.0/22</item>
+        <item>103.192.188.0/22</item>
+        <item>103.192.208.0/21</item>
+        <item>103.192.216.0/22</item>
+        <item>103.192.252.0/22</item>
+        <item>103.193.40.0/21</item>
+        <item>103.193.120.0/21</item>
+        <item>103.193.140.0/22</item>
+        <item>103.193.144.0/21</item>
+        <item>103.193.160.0/22</item>
+        <item>103.193.188.0/22</item>
+        <item>103.193.192.0/22</item>
+        <item>103.193.212.0/22</item>
+        <item>103.193.216.0/21</item>
+        <item>103.193.224.0/20</item>
+        <item>103.193.240.0/22</item>
+        <item>103.194.16.0/22</item>
+        <item>103.194.230.0/23</item>
         <item>103.224.40.0/21</item>
         <item>103.224.60.0/22</item>
         <item>103.224.80.0/22</item>
@@ -1096,6 +1385,7 @@
         <item>103.236.0.0/18</item>
         <item>103.236.64.0/19</item>
         <item>103.236.96.0/22</item>
+        <item>103.236.120.0/22</item>
         <item>103.237.0.0/20</item>
         <item>103.237.24.0/21</item>
         <item>103.237.68.0/22</item>
@@ -1936,6 +2226,7 @@
         <item>166.111.0.0/16</item>
         <item>167.139.0.0/16</item>
         <item>167.189.0.0/16</item>
+        <item>167.220.244.0/22</item>
         <item>168.160.0.0/16</item>
         <item>169.254.0.0/16</item>
         <item>171.8.0.0/13</item>
@@ -3363,7 +3654,6 @@
         <item>210.26.0.0/15</item>
         <item>210.28.0.0/14</item>
         <item>210.32.0.0/12</item>
-        <item>210.48.136.0/21</item>
         <item>210.51.0.0/16</item>
         <item>210.52.0.0/15</item>
         <item>210.56.192.0/19</item>

src/main/res/values/strings.xml

@@ -25,10 +25,14 @@
 
   <!-- feature category -->
   <string name="feature_cat">Feature Settings</string>
+  <string name="ipv6">IPv6 Route</string>
+  <string name="ipv6_summary">Redirect IPv6 traffic to remote</string>
+  <string name="onetime_auth">One-time Authentication</string>
+  <string name="onetime_auth_summary">Enable one-time authentication (Experimental)</string>
   <string name="http_proxy">HTTP Proxy</string>
   <string name="http_proxy_summary">Local HTTP Proxy</string>
   <string name="dns_proxy">DNS Proxy</string>
-  <string name="dns_proxy_summary">Redirect DNS queries to remote server</string>
+  <string name="dns_proxy_summary">Redirect DNS queries to remote</string>
   <string name="auto_set_gfwlist">CHN Route</string>
   <string name="auto_set_gfwlist_summary">Bypass all sites located in China
   </string>
@@ -46,7 +50,7 @@
   <string name="traffic_stat">Traffic Stats</string>
   <string name="traffic_stat_summary">Show traffic stats in notification bar</string>
   <string name="udp_dns">UDP Forwarding</string>
-  <string name="udp_dns_summary">Forward UDP packets to remote server</string>
+  <string name="udp_dns_summary">Forward UDP packets to remote</string>
 
   <!-- notification category -->
   <string name="forward_success">Shadowsocks started.</string>

src/main/res/xml/pref_all.xml

@@ -58,6 +58,12 @@
                 android:summary="@string/route_list_summary"
                 android:title="@string/route_list">
         </com.github.shadowsocks.preferences.SummaryListPreference>
+        <CheckBoxPreference
+                android:key="isIpv6"
+                android:defaultValue="false"
+                android:summary="@string/ipv6_summary"
+                android:title="@string/ipv6">
+        </CheckBoxPreference>
         <CheckBoxPreference
                 android:defaultValue="true"
                 android:key="isGlobalProxy"
@@ -78,6 +84,12 @@
                 android:summary="@string/udp_dns_summary"
                 android:title="@string/udp_dns">
         </CheckBoxPreference>
+        <CheckBoxPreference
+                android:key="isAuth"
+                android:defaultValue="false"
+                android:summary="@string/onetime_auth_summary"
+                android:title="@string/onetime_auth">
+        </CheckBoxPreference>
         <CheckBoxPreference
                 android:key="isAutoConnect"
                 android:summary="@string/auto_connect_summary"

src/main/scala/com/github/shadowsocks/AppManager.scala

@@ -65,7 +65,8 @@ import com.nostra13.universalimageloader.core.{DisplayImageOptions, ImageLoader,
 import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer
 import com.github.shadowsocks.utils.{Utils, Scheme, Key}
 
-import scala.concurrent.ops._
+import scala.concurrent.ExecutionContext.Implicits.global
+import scala.concurrent.Future
 import scala.language.implicitConversions
 
 case class ProxiedApp(uid: Int, name: String, packageName: String, var proxied: Boolean)
@@ -267,9 +268,8 @@ class AppManager extends Activity with OnCheckedChangeListener with OnClickListe
   }
 
   protected override def onCreateOptionsMenu(menu: Menu): Boolean = {
-    val inflater = getMenuInflater()
+    getMenuInflater.inflate(R.menu.app_manager_menu, menu)
-    inflater.inflate(R.menu.app_manager_menu, menu)
+    super.onCreateOptionsMenu(menu)
-    return super.onCreateOptionsMenu(menu)
   }
 
   protected override def onCreate(savedInstanceState: Bundle) {
@@ -277,7 +277,7 @@ class AppManager extends Activity with OnCheckedChangeListener with OnClickListe
 
     handler = new Handler()
 
-    val actionBar = getActionBar()
+    val actionBar = getActionBar
     actionBar.setTitle(R.string.proxied_help)
     actionBar.setDisplayHomeAsUpEnabled(true)
     actionBar.setDisplayShowHomeEnabled(false)
@@ -297,11 +297,8 @@ class AppManager extends Activity with OnCheckedChangeListener with OnClickListe
 
     val bypassSwitch = findViewById(R.id.bypassSwitch).asInstanceOf[Switch]
     val prefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext)
-    bypassSwitch.setOnCheckedChangeListener(new OnCheckedChangeListener {
+    bypassSwitch.setOnCheckedChangeListener((button: CompoundButton, checked: Boolean) =>
-      def onCheckedChanged(button: CompoundButton, checked: Boolean) {
+      prefs.edit().putBoolean(Key.isBypassApps, checked).commit())
-        prefs.edit().putBoolean(Key.isBypassApps, checked).commit()
-      }
-    })
     bypassSwitch.setChecked(prefs.getBoolean(Key.isBypassApps, false))
 
     appListView = findViewById(R.id.applistview).asInstanceOf[ListView]
@@ -309,7 +306,7 @@ class AppManager extends Activity with OnCheckedChangeListener with OnClickListe
 
   protected override def onResume() {
     super.onResume()
-    spawn {
+    Future {
       handler.post(loadStartRunnable)
       if (!appsLoaded) loadApps()
       handler.post(loadFinishRunnable)

src/main/scala/com/github/shadowsocks/BaseService.scala

@@ -39,13 +39,11 @@
 
 package com.github.shadowsocks
 
-import android.os.{Handler, RemoteCallbackList}
-import com.github.shadowsocks.aidl.{Config, IShadowsocksService, IShadowsocksServiceCallback}
-import com.github.shadowsocks.utils.{Path, State}
-import java.io.{IOException, FileNotFoundException, FileReader, BufferedReader}
-import android.util.Log
 import android.app.Notification
 import android.content.Context
+import android.os.{Handler, RemoteCallbackList}
+import com.github.shadowsocks.aidl.{Config, IShadowsocksService, IShadowsocksServiceCallback}
+import com.github.shadowsocks.utils.State
 
 trait BaseService {
 
@@ -100,10 +98,10 @@ trait BaseService {
   def getTag: String
   def getContext: Context
 
-  def getCallbackCount(): Int = {
+  def getCallbackCount: Int = {
     callbackCount
   }
-  def getState(): Int = {
+  def getState: Int = {
     state
   }
   def changeState(s: Int) {
@@ -112,23 +110,19 @@ trait BaseService {
 
   protected def changeState(s: Int, msg: String) {
     val handler = new Handler(getContext.getMainLooper)
-    handler.post(new Runnable {
+    handler.post(() => if (state != s) {
-      override def run() {
+      if (callbackCount > 0) {
-        if (state != s) {
+        val n = callbacks.beginBroadcast()
-          if (callbackCount > 0) {
+        for (i <- 0 to n - 1) {
-            val n = callbacks.beginBroadcast()
+          try {
-            for (i <- 0 to n - 1) {
+            callbacks.getBroadcastItem(i).stateChanged(s, msg)
-              try {
+          } catch {
-                callbacks.getBroadcastItem(i).stateChanged(s, msg)
+            case _: Exception => // Ignore
-              } catch {
-                case _: Exception => // Ignore
-              }
-            }
-            callbacks.finishBroadcast()
           }
-          state = s
         }
+        callbacks.finishBroadcast()
       }
+      state = s
     })
   }
 

src/main/scala/com/github/shadowsocks/ParserActivity.scala

@@ -39,15 +39,15 @@
 
 package com.github.shadowsocks
 
-import android.os.{Message, Handler, Bundle}
+import android.app.{Activity, AlertDialog, ProgressDialog}
-import android.app.{ProgressDialog, AlertDialog, Activity}
+import android.content.DialogInterface
-import android.content.{Intent, DialogInterface}
-import com.github.shadowsocks.database.{ProfileManager, Profile}
-import com.github.shadowsocks.utils.{Parser, Action}
-import android.preference.PreferenceManager
-import android.view.WindowManager
 import android.graphics.Color
 import android.graphics.drawable.ColorDrawable
+import android.os.{Bundle, Handler, Message}
+import android.preference.PreferenceManager
+import android.view.WindowManager
+import com.github.shadowsocks.database.{Profile, ProfileManager}
+import com.github.shadowsocks.utils.Parser
 
 class ParserActivity extends Activity {
   override def onCreate(savedInstanceState: Bundle) {
@@ -57,21 +57,17 @@ class ParserActivity extends Activity {
     new AlertDialog.Builder(this)
       .setTitle(R.string.add_profile_dialog)
       .setCancelable(false)
-      .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
+      .setPositiveButton(R.string.yes, ((dialog: DialogInterface, id: Int) => {
-      override def onClick(dialog: DialogInterface, id: Int) {
         Parser.parse(data) match {
           case Some(profile) => addProfile(profile)
           case _ => // ignore
         }
         dialog.dismiss()
-      }
+      }): DialogInterface.OnClickListener)
-    })
+      .setNegativeButton(R.string.no, ((dialog: DialogInterface, id: Int) => {
-      .setNegativeButton(R.string.no, new DialogInterface.OnClickListener() {
-      override def onClick(dialog: DialogInterface, id: Int) {
         dialog.dismiss()
         finish()
-      }
+      }): DialogInterface.OnClickListener)
-    })
       .setMessage(data)
       .create()
       .show()
@@ -91,15 +87,13 @@ class ParserActivity extends Activity {
 
     val h = showProgress(getString(R.string.loading))
 
-    h.postDelayed(new Runnable {
+    h.postDelayed(() => {
-      def run() {
+      val profileManager =
-        val profileManager =
+        new ProfileManager(PreferenceManager.getDefaultSharedPreferences(getBaseContext),
-          new ProfileManager(PreferenceManager.getDefaultSharedPreferences(getBaseContext),
+          getApplication.asInstanceOf[ShadowsocksApplication].dbHelper)
-            getApplication.asInstanceOf[ShadowsocksApplication].dbHelper)
+      profileManager.createOrUpdateProfile(profile)
-        profileManager.createOrUpdateProfile(profile)
+      profileManager.reload(profile.id)
-        profileManager.reload(profile.id)
+      h.sendEmptyMessage(0)
-        h.sendEmptyMessage(0)
-      }
     }, 600)
   }
 

src/main/scala/com/github/shadowsocks/Shadowsocks.scala

@@ -38,10 +38,9 @@
  */
 package com.github.shadowsocks
 
+import java.io.{ByteArrayInputStream, ByteArrayOutputStream, FileOutputStream, IOException, InputStream, OutputStream}
 import java.util
-import java.io.{OutputStream, InputStream, ByteArrayInputStream, ByteArrayOutputStream, IOException, FileOutputStream}
 import java.util.Locale
-import java.lang.Math
 
 import android.app.backup.BackupManager
 import android.app.{Activity, AlertDialog, ProgressDialog}
@@ -52,8 +51,8 @@ import android.graphics.{Bitmap, Color, Typeface}
 import android.net.{Uri, VpnService}
 import android.os._
 import android.preference._
+import android.support.v4.content.ContextCompat
 import android.util.{DisplayMetrics, Log}
-import android.view.View.OnLongClickListener
 import android.view._
 import android.webkit.{WebView, WebViewClient}
 import android.widget._
@@ -65,15 +64,15 @@ import com.github.shadowsocks.utils._
 import com.google.android.gms.ads.{AdRequest, AdSize, AdView}
 import com.google.android.gms.analytics.HitBuilders
 import com.google.zxing.integration.android.IntentIntegrator
-import com.nostra13.universalimageloader.core.download.BaseImageDownloader
-import net.simonvt.menudrawer.MenuDrawer
-import com.joanzapata.android.iconify.Iconify
-import com.joanzapata.android.iconify.Iconify.IconValue
 import com.joanzapata.android.iconify.IconDrawable
+import com.joanzapata.android.iconify.Iconify.IconValue
+import com.nostra13.universalimageloader.core.download.BaseImageDownloader
 import net.glxn.qrgen.android.QRCode
+import net.simonvt.menudrawer.MenuDrawer
 
 import scala.collection.mutable.{ArrayBuffer, ListBuffer}
-import scala.concurrent.ops._
+import scala.concurrent.ExecutionContext.Implicits.global
+import scala.concurrent.Future
 
 class ProfileIconDownloader(context: Context, connectTimeout: Int, readTimeout: Int)
   extends BaseImageDownloader(context, connectTimeout, readTimeout) {
@@ -127,7 +126,7 @@ object Shadowsocks {
   val PROXY_PREFS = Array(Key.profileName, Key.proxy, Key.remotePort, Key.localPort, Key.sitekey,
     Key.encMethod)
   val FEATRUE_PREFS = Array(Key.route, Key.isGlobalProxy, Key.proxyedApps,
-    Key.isUdpDns, Key.isAutoConnect)
+    Key.isUdpDns, Key.isAuth, Key.isIpv6, Key.isAutoConnect)
 
   val EXECUTABLES = Array(Executable.PDNSD, Executable.REDSOCKS, Executable.SS_TUNNEL, Executable.SS_LOCAL, Executable.TUN2SOCKS)
 
@@ -166,6 +165,8 @@ object Shadowsocks {
       case Key.route => updateListPreference(pref, profile.route)
       case Key.isGlobalProxy => updateCheckBoxPreference(pref, profile.global)
       case Key.isUdpDns => updateCheckBoxPreference(pref, profile.udpdns)
+      case Key.isAuth => updateCheckBoxPreference(pref, profile.auth)
+      case Key.isIpv6 => updateCheckBoxPreference(pref, profile.ipv6)
       case _ =>
     }
   }
@@ -222,7 +223,7 @@ class Shadowsocks
 
       if (!status.getBoolean(getVersionName, false)) {
         status.edit.putBoolean(getVersionName, true).commit()
-        recovery();
+        recovery()
       }
     }
 
@@ -248,7 +249,7 @@ class Shadowsocks
 
   private lazy val application = getApplication.asInstanceOf[ShadowsocksApplication]
 
-  var handler: Handler = null
+  var handler = new Handler()
 
   def isSinglePane: Boolean = {
     if (singlePane == -1) {
@@ -268,11 +269,7 @@ class Shadowsocks
     switchButton.setChecked(checked)
     if (switchButton.isEnabled) {
       switchButton.setEnabled(false)
-      handler.postDelayed(new Runnable {
+      handler.postDelayed(() => switchButton.setEnabled(true), 1000)
-        override def run() {
-          switchButton.setEnabled(true)
-        }
-      }, 1000)
     }
     switchButton.setOnCheckedChangeListener(this)
   }
@@ -394,7 +391,7 @@ class Shadowsocks
     changeSwitch(checked = false)
   }
 
-  def isReady(): Boolean = {
+  def isReady: Boolean = {
     if (!checkText(Key.proxy)) return false
     if (!checkText(Key.sitekey)) return false
     if (!checkNumber(Key.localPort, low = false)) return false
@@ -405,7 +402,7 @@ class Shadowsocks
 
   def prepareStartService() {
     showProgress(R.string.connecting)
-    spawn {
+    Future {
       if (isVpnEnabled) {
         val intent = VpnService.prepare(this)
         if (intent != null) {
@@ -432,11 +429,7 @@ class Shadowsocks
       }
       if (switchButton.isEnabled) {
         switchButton.setEnabled(false)
-        handler.postDelayed(new Runnable {
+        handler.postDelayed(() => switchButton.setEnabled(true), 1000)
-          override def run() {
-            switchButton.setEnabled(true)
-          }
-        }, 1000)
       }
     }
   }
@@ -477,8 +470,6 @@ class Shadowsocks
 
     super.onCreate(savedInstanceState)
 
-    handler = new Handler()
-
     addPreferencesFromResource(R.xml.pref_all)
 
     // Update the profile
@@ -522,28 +513,26 @@ class Shadowsocks
     getActionBar.setDisplayShowTitleEnabled(false)
     getActionBar.setDisplayShowCustomEnabled(true)
     if (Utils.isLollipopOrAbove) {
-      getWindow.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+      getWindow.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS)
-      getWindow.setStatusBarColor(getResources().getColor(R.color.grey3));
+      getWindow.setStatusBarColor(ContextCompat.getColor(this, R.color.grey3))
       getActionBar.setDisplayHomeAsUpEnabled(true)
       getActionBar.setHomeAsUpIndicator(R.drawable.ic_drawer)
     } else {
       getActionBar.setIcon(R.drawable.ic_stat_shadowsocks)
     }
-    title.setOnLongClickListener(new OnLongClickListener {
+    title.setOnLongClickListener((v: View) => {
-      override def onLongClick(v: View): Boolean = {
+      if (Utils.isLollipopOrAbove && bgService != null
-        if (Utils.isLollipopOrAbove && bgService != null
+        && (bgService.getState == State.INIT || bgService.getState == State.STOPPED)) {
-          && (bgService.getState == State.INIT || bgService.getState == State.STOPPED)) {
+        val natEnabled = status.getBoolean(Key.isNAT, false)
-          val natEnabled = status.getBoolean(Key.isNAT, false)
+        status.edit().putBoolean(Key.isNAT, !natEnabled).commit()
-          status.edit().putBoolean(Key.isNAT, !natEnabled).commit()
+        if (!natEnabled) {
-          if (!natEnabled) {
+          Toast.makeText(getBaseContext, R.string.enable_nat, Toast.LENGTH_LONG).show()
-            Toast.makeText(getBaseContext, R.string.enable_nat, Toast.LENGTH_LONG).show()
-          } else {
-            Toast.makeText(getBaseContext, R.string.disable_nat, Toast.LENGTH_LONG).show()
-          }
-          true
         } else {
-          false
+          Toast.makeText(getBaseContext, R.string.disable_nat, Toast.LENGTH_LONG).show()
         }
+        true
+      } else {
+        false
       }
     })
 
@@ -551,13 +540,11 @@ class Shadowsocks
     registerReceiver(preferenceReceiver, new IntentFilter(Action.UPDATE_PREFS))
 
     // Bind to the service
-    spawn {
+    Future {
       val isRoot = (!Utils.isLollipopOrAbove || status.getBoolean(Key.isNAT, false)) && Console.isRoot
-      handler.post(new Runnable {
+      handler.post(() => {
-        override def run() {
+        status.edit.putBoolean(Key.isRoot, isRoot).commit()
-          status.edit.putBoolean(Key.isRoot, isRoot).commit()
+        attachService()
-          attachService()
-        }
       })
     }
   }
@@ -613,29 +600,23 @@ class Shadowsocks
     val builder = new AlertDialog.Builder(this)
     builder
       .setTitle(R.string.add_profile)
-      .setItems(R.array.add_profile_methods, new DialogInterface.OnClickListener() {
+      .setItems(R.array.add_profile_methods, ((dialog: DialogInterface, which: Int) => which match {
-      def onClick(dialog: DialogInterface, which: Int) {
+        case 0 =>
-        which match {
+          dialog.dismiss()
-          case 0 =>
+          val h = showProgress(R.string.loading)
-            dialog.dismiss()
+          h.postDelayed(() => {
-            val h = showProgress(R.string.loading)
+            val integrator = new IntentIntegrator(Shadowsocks.this)
-            h.postDelayed(new Runnable() {
+            val list = new java.util.ArrayList(IntentIntegrator.TARGET_ALL_KNOWN)
-              def run() {
+            list.add("tw.com.quickmark")
-                val integrator = new IntentIntegrator(Shadowsocks.this)
+            integrator.setTargetApplications(list)
-                val list = new java.util.ArrayList(IntentIntegrator.TARGET_ALL_KNOWN)
+            integrator.initiateScan()
-                list.add("tw.com.quickmark")
+            h.sendEmptyMessage(0)
-                integrator.setTargetApplications(list)
+          }, 600)
-                integrator.initiateScan()
+        case 1 =>
-                h.sendEmptyMessage(0)
+          dialog.dismiss()
-              }
+          addProfile(id)
-            }, 600)
+        case _ =>
-          case 1 =>
+      }): DialogInterface.OnClickListener)
-            dialog.dismiss()
-            addProfile(id)
-          case _ =>
-        }
-      }
-    })
     builder.create().show()
   }
 
@@ -644,17 +625,15 @@ class Shadowsocks
 
     val h = showProgress(R.string.loading)
 
-    handler.postDelayed(new Runnable {
+    handler.postDelayed(() => {
-      def run() {
+      currentProfile = {
-        currentProfile = {
+        profileManager.getProfile(settings.getInt(Key.profileId, -1)) getOrElse currentProfile
-          profileManager.getProfile(settings.getInt(Key.profileId, -1)) getOrElse currentProfile
-        }
-        menuAdapter.updateList(getMenuList, currentProfile.id)
-
-        updatePreferenceScreen()
-
-        h.sendEmptyMessage(0)
       }
+      menuAdapter.updateList(getMenuList, currentProfile.id)
+
+      updatePreferenceScreen()
+
+      h.sendEmptyMessage(0)
     }, 600)
   }
 
@@ -663,17 +642,15 @@ class Shadowsocks
 
     val h = showProgress(R.string.loading)
 
-    handler.postDelayed(new Runnable {
+    handler.postDelayed(() => {
-      def run() {
+      currentProfile = profile
-        currentProfile = profile
+      profileManager.createOrUpdateProfile(currentProfile)
-        profileManager.createOrUpdateProfile(currentProfile)
+      profileManager.reload(currentProfile.id)
-        profileManager.reload(currentProfile.id)
+      menuAdapter.updateList(getMenuList, currentProfile.id)
-        menuAdapter.updateList(getMenuList, currentProfile.id)
 
-        updatePreferenceScreen()
+      updatePreferenceScreen()
 
-        h.sendEmptyMessage(0)
+      h.sendEmptyMessage(0)
-      }
     }, 600)
   }
 
@@ -682,16 +659,14 @@ class Shadowsocks
 
     val h = showProgress(R.string.loading)
 
-    handler.postDelayed(new Runnable {
+    handler.postDelayed(() => {
-      def run() {
+      currentProfile = profileManager.reload(id)
-        currentProfile = profileManager.reload(id)
+      profileManager.save()
-        profileManager.save()
+      menuAdapter.updateList(getMenuList, currentProfile.id)
-        menuAdapter.updateList(getMenuList, currentProfile.id)
 
-        updatePreferenceScreen()
+      updatePreferenceScreen()
 
-        h.sendEmptyMessage(0)
+      h.sendEmptyMessage(0)
-      }
     }, 600)
   }
 
@@ -700,16 +675,14 @@ class Shadowsocks
 
     val h = showProgress(R.string.loading)
 
-    handler.postDelayed(new Runnable {
+    handler.postDelayed(() => {
-      def run() {
+      currentProfile = profileManager.reload(id)
-        currentProfile = profileManager.reload(id)
+      menuAdapter.setActiveId(id)
-        menuAdapter.setActiveId(id)
+      menuAdapter.notifyDataSetChanged()
-        menuAdapter.notifyDataSetChanged()
 
-        updatePreferenceScreen()
+      updatePreferenceScreen()
 
-        h.sendEmptyMessage(0)
+      h.sendEmptyMessage(0)
-      }
     }, 600)
   }
 
@@ -718,20 +691,18 @@ class Shadowsocks
 
     val profile = profileManager.getProfile(id)
 
-    if (!profile.isDefined) return false
+    if (profile.isEmpty) return false
 
     new AlertDialog.Builder(this)
       .setMessage(String.format(Locale.ENGLISH, getString(R.string.remove_profile), profile.get.name))
       .setCancelable(false)
-      .setNegativeButton(R.string.no, new DialogInterface.OnClickListener() {
+      .setNegativeButton(R.string.no,
-      override def onClick(dialog: DialogInterface, i: Int) = dialog.cancel()
+        ((dialog: DialogInterface, i: Int) => dialog.cancel()): DialogInterface.OnClickListener)
-    })
+      .setPositiveButton(R.string.yes, ((dialog: DialogInterface, i: Int) => {
-      .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
-      override def onClick(dialog: DialogInterface, i: Int) {
         profileManager.delProfile(id)
         val profileId = {
           val profiles = profileManager.getAllProfiles.getOrElse(List[Profile]())
-          if (profiles.isEmpty) -1 else profiles(0).id
+          if (profiles.isEmpty) -1 else profiles.head.id
         }
         currentProfile = profileManager.load(profileId)
         menuAdapter.updateList(getMenuList, currentProfile.id)
@@ -739,8 +710,7 @@ class Shadowsocks
         updatePreferenceScreen()
 
         dialog.dismiss()
-      }
+      }): DialogInterface.OnClickListener)
-    })
       .create()
       .show()
 
@@ -899,10 +869,7 @@ class Shadowsocks
     deattachService()
     unregisterReceiver(preferenceReceiver)
     new BackupManager(this).dataChanged()
-    if (handler != null) {
+    handler.removeCallbacksAndMessages(null)
-      handler.removeCallbacksAndMessages(null)
-      handler = null
-    }
   }
 
   def copyToSystem() {
@@ -937,16 +904,14 @@ class Shadowsocks
   private def recovery() {
     serviceStop()
     val h = showProgress(R.string.recovering)
-    spawn {
+    Future {
       reset()
       h.sendEmptyMessage(0)
     }
   }
 
-  private def dp2px(dp: Int): Int = {
+  private def dp2px(dp: Int): Int =
-    val displayMetrics = getBaseContext.getResources.getDisplayMetrics()
+    Math.round(dp * (getBaseContext.getResources.getDisplayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT))
-    Math.round(dp * (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT))
-  }
 
   private def showQrCode() {
     val image = new ImageView(this)
@@ -958,11 +923,8 @@ class Shadowsocks
 
     new AlertDialog.Builder(this)
       .setCancelable(true)
-      .setNegativeButton(getString(R.string.close), new DialogInterface.OnClickListener() {
+      .setNegativeButton(getString(R.string.close),
-      override def onClick(dialog: DialogInterface, id: Int) {
+        ((dialog: DialogInterface, id: Int) => dialog.cancel()): DialogInterface.OnClickListener)
-        dialog.cancel()
-      }
-    })
       .setView(image)
       .create()
       .show()
@@ -970,7 +932,7 @@ class Shadowsocks
 
   private def flushDnsCache() {
     val h = showProgress(R.string.flushing)
-    spawn {
+    Future {
       Utils.toggleAirplaneMode(getBaseContext)
       h.sendEmptyMessage(0)
     }
@@ -1073,11 +1035,8 @@ class Shadowsocks
     new AlertDialog.Builder(this)
       .setTitle(getString(R.string.about_title).formatLocal(Locale.ENGLISH, versionName))
       .setCancelable(false)
-      .setNegativeButton(getString(R.string.ok_iknow), new DialogInterface.OnClickListener() {
+      .setNegativeButton(getString(R.string.ok_iknow),
-      override def onClick(dialog: DialogInterface, id: Int) {
+        ((dialog: DialogInterface, id: Int) => dialog.cancel()): DialogInterface.OnClickListener)
-        dialog.cancel()
-      }
-    })
       .setView(web)
       .create()
       .show()
@@ -1092,46 +1051,42 @@ class Shadowsocks
   }
 
   def onStateChanged(s: Int, m: String) {
-    handler.post(new Runnable {
+    handler.post(() => if (state != s) {
-      override def run() {
+      state = s
-        if (state != s) {
+      state match {
-          state = s
+        case State.CONNECTING =>
-          state match {
+          if (progressDialog == null) {
-            case State.CONNECTING =>
+            progressDialog = ProgressDialog
-              if (progressDialog == null) {
+              .show(Shadowsocks.this, "", getString(R.string.connecting), true, true)
-                progressDialog = ProgressDialog
+            progressTag = R.string.connecting
-                  .show(Shadowsocks.this, "", getString(R.string.connecting), true, true)
+          }
-                progressTag = R.string.connecting
+          setPreferenceEnabled(enabled = false)
-              }
+        case State.CONNECTED =>
-              setPreferenceEnabled(enabled = false)
+          if (progressTag == R.string.connecting) {
-            case State.CONNECTED =>
+            clearDialog()
-              if (progressTag == R.string.connecting) {
+          }
-                clearDialog()
+          changeSwitch(checked = true)
-              }
+          setPreferenceEnabled(enabled = false)
-              changeSwitch(checked = true)
+        case State.STOPPED =>
-              setPreferenceEnabled(enabled = false)
+          if (progressTag == R.string.stopping || progressTag == R.string.connecting) {
-            case State.STOPPED =>
+            clearDialog()
-              if (progressTag == R.string.stopping) {
+          }
-                clearDialog()
+          changeSwitch(checked = false)
-              }
+          if (m != null) {
-              changeSwitch(checked = false)
+            new SnackBar.Builder(Shadowsocks.this)
-              if (m != null) {
+              .withMessage(getString(R.string.vpn_error).formatLocal(Locale.ENGLISH, m))
-                new SnackBar.Builder(Shadowsocks.this)
+              .withActionMessageId(R.string.error)
-                  .withMessage(getString(R.string.vpn_error).formatLocal(Locale.ENGLISH, m))
+              .withStyle(SnackBar.Style.ALERT)
-                  .withActionMessageId(R.string.error)
+              .withDuration(SnackBar.LONG_SNACK)
-                  .withStyle(SnackBar.Style.ALERT)
+              .show()
-                  .withDuration(SnackBar.LONG_SNACK)
+          }
-                  .show()
+          setPreferenceEnabled(enabled = true)
-              }
+        case State.STOPPING =>
-              setPreferenceEnabled(enabled = true)
+          if (progressDialog == null) {
-            case State.STOPPING =>
+            progressDialog = ProgressDialog
-              if (progressDialog == null) {
+              .show(Shadowsocks.this, "", getString(R.string.stopping), true, true)
-                progressDialog = ProgressDialog
+            progressTag = R.string.stopping
-                  .show(Shadowsocks.this, "", getString(R.string.stopping), true, true)
-                progressTag = R.string.stopping
-              }
           }
-        }
       }
     })
   }

src/main/scala/com/github/shadowsocks/ShadowsocksApplication.scala

@@ -47,7 +47,6 @@ import com.github.shadowsocks.database.DBHelper
 import com.github.shadowsocks.utils.Utils
 import com.google.android.gms.analytics.GoogleAnalytics
 import com.google.android.gms.common.api.ResultCallback
-import com.google.android.gms.tagmanager.Container.FunctionCallMacroCallback
 import com.google.android.gms.tagmanager.{ContainerHolder, TagManager}
 
 class ShadowsocksApplication extends Application {
@@ -66,14 +65,13 @@ class ShadowsocksApplication extends Application {
         }
         containerHolder = holder
         val container = holder.getContainer
-        container.registerFunctionCallMacroCallback(SIG_FUNC, new FunctionCallMacroCallback {
+        container.registerFunctionCallMacroCallback(SIG_FUNC,
-          override def getValue(functionName: String, parameters: util.Map[String, AnyRef]): AnyRef = {
+          (functionName: String, parameters: util.Map[String, AnyRef]) => {
             if (functionName == SIG_FUNC) {
               Utils.getSignature(getApplicationContext)
             }
             null
-          }
+          })
-        })
       }
     }
     pending.setResultCallback(callback, 2, TimeUnit.SECONDS)

src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala

@@ -41,6 +41,7 @@ package com.github.shadowsocks
 
 import java.io.File
 import java.lang.reflect.{InvocationTargetException, Method}
+import java.net.{Inet6Address, InetAddress}
 import java.util.Locale
 
 import android.app._
@@ -54,11 +55,11 @@ import android.widget.Toast
 import com.github.shadowsocks.aidl.Config
 import com.github.shadowsocks.utils._
 import com.google.android.gms.analytics.HitBuilders
-import org.apache.http.conn.util.InetAddressUtils
 
 import scala.collection._
 import scala.collection.mutable.ArrayBuffer
-import scala.concurrent.ops._
+import scala.concurrent.ExecutionContext.Implicits.global
+import scala.concurrent.Future
 
 class ShadowsocksNatService extends Service with BaseService {
 
@@ -68,25 +69,13 @@ class ShadowsocksNatService extends Service with BaseService {
   val CMD_IPTABLES_DNAT_ADD_SOCKS = " -t nat -A OUTPUT -p tcp " +
     "-j DNAT --to-destination 127.0.0.1:8123"
 
-  private val mStartForegroundSignature = Array[Class[_]](classOf[Int], classOf[Notification])
-  private val mStopForegroundSignature = Array[Class[_]](classOf[Boolean])
-  private val mSetForegroundSignature = Array[Class[_]](classOf[Boolean])
-  private val mSetForegroundArgs = new Array[AnyRef](1)
-  private val mStartForegroundArgs = new Array[AnyRef](2)
-  private val mStopForegroundArgs = new Array[AnyRef](1)
-
   var lockReceiver: BroadcastReceiver = null
   var closeReceiver: BroadcastReceiver = null
   var connReceiver: BroadcastReceiver = null
-  var notificationManager: NotificationManager = null
   var config: Config = null
   var apps: Array[ProxiedApp] = null
   val myUid = Process.myUid()
 
-  private var mSetForeground: Method = null
-  private var mStartForeground: Method = null
-  private var mStopForeground: Method = null
-
   private lazy val application = getApplication.asInstanceOf[ShadowsocksApplication]
 
   private val dnsAddressCache = new SparseArray[String]
@@ -172,11 +161,7 @@ class ShadowsocksNatService extends Service with BaseService {
 
   def initConnectionReceiver() {
     val filter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION)
-    connReceiver = new BroadcastReceiver {
+    connReceiver = (context: Context, intent: Intent) => setupDns()
-      override def onReceive(context: Context, intent: Intent) = {
-        setupDns()
-      }
-    }
     registerReceiver(connReceiver, filter)
   }
 
@@ -205,6 +190,8 @@ class ShadowsocksNatService extends Service with BaseService {
           , "-c" , Path.BASE + "ss-local-nat.conf"
           , "-f" , Path.BASE + "ss-local-nat.pid")
 
+    if (config.isAuth) cmd += "-A"
+
     if (config.route != Route.ALL) {
       cmd += "--acl"
       cmd += (Path.BASE + "acl.list")
@@ -233,6 +220,8 @@ class ShadowsocksNatService extends Service with BaseService {
 
       cmd += ("-l" , "8153")
 
+      if (config.isAuth) cmd += "-A"
+
       if (BuildConfig.DEBUG) Log.d(TAG, cmd.mkString(" "))
 
       Console.runCommand(cmd.mkString(" "))
@@ -254,6 +243,8 @@ class ShadowsocksNatService extends Service with BaseService {
         , "-c" , Path.BASE + "ss-tunnel-nat.conf"
         , "-f" , Path.BASE + "ss-tunnel-nat.pid")
 
+      if (config.isAuth) cmdBuf += "-A"
+
       if (BuildConfig.DEBUG) Log.d(TAG, cmdBuf.mkString(" "))
       Console.runCommand(cmdBuf.mkString(" "))
     }
@@ -265,10 +256,10 @@ class ShadowsocksNatService extends Service with BaseService {
       val reject = ConfigUtils.getRejectList(getContext, application)
       val blackList = ConfigUtils.getBlackList(getContext, application)
       ConfigUtils.PDNSD_DIRECT.formatLocal(Locale.ENGLISH, "127.0.0.1", 8153,
-        Path.BASE + "pdnsd-nat.pid", reject, blackList, 8163)
+        Path.BASE + "pdnsd-nat.pid", reject, blackList, 8163, "")
     } else {
       ConfigUtils.PDNSD_LOCAL.formatLocal(Locale.ENGLISH, "127.0.0.1", 8153,
-        Path.BASE + "pdnsd-nat.pid", 8163)
+        Path.BASE + "pdnsd-nat.pid", 8163, "")
     }
 
     ConfigUtils.printToFile(new File(Path.BASE + "pdnsd-nat.conf"))(p => {
@@ -318,17 +309,6 @@ class ShadowsocksNatService extends Service with BaseService {
     true
   }
 
-  def invokeMethod(method: Method, args: Array[AnyRef]) {
-    try {
-      method.invoke(this, mStartForegroundArgs: _*)
-    } catch {
-      case e: InvocationTargetException =>
-        Log.w(TAG, "Unable to invoke method", e)
-      case e: IllegalAccessException =>
-        Log.w(TAG, "Unable to invoke method", e)
-    }
-  }
-
   def notifyForegroundAlert(title: String, info: String, visible: Boolean) {
     val openIntent = new Intent(this, classOf[Shadowsocks])
     openIntent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT)
@@ -352,7 +332,7 @@ class ShadowsocksNatService extends Service with BaseService {
     else
       builder.setPriority(NotificationCompat.PRIORITY_MIN)
 
-    startForegroundCompat(1, builder.build)
+    startForeground(1, builder.build)
   }
 
   def onBind(intent: Intent): IBinder = {
@@ -366,29 +346,7 @@ class ShadowsocksNatService extends Service with BaseService {
 
   override def onCreate() {
     super.onCreate()
-
     ConfigUtils.refresh(this)
-
-    notificationManager = this
-      .getSystemService(Context.NOTIFICATION_SERVICE)
-      .asInstanceOf[NotificationManager]
-    try {
-      mStartForeground = getClass.getMethod("startForeground", mStartForegroundSignature: _*)
-      mStopForeground = getClass.getMethod("stopForeground", mStopForegroundSignature: _*)
-    } catch {
-      case e: NoSuchMethodException =>
-        mStartForeground = {
-          mStopForeground = null
-          mStopForeground
-        }
-    }
-    try {
-      mSetForeground = getClass.getMethod("setForeground", mSetForegroundSignature: _*)
-    } catch {
-      case e: NoSuchMethodException =>
-        throw new IllegalStateException(
-          "OS doesn't have Service.startForeground OR Service.setForeground!")
-    }
   }
 
   def killProcesses() {
@@ -424,7 +382,7 @@ class ShadowsocksNatService extends Service with BaseService {
     init_sb.append(Utils.getIptables + " -t nat -F OUTPUT")
 
     val cmd_bypass = Utils.getIptables + CMD_IPTABLES_RETURN
-    if (!InetAddressUtils.isIPv6Address(config.proxy.toUpperCase)) {
+    if (!InetAddress.getByName(config.proxy.toUpperCase).isInstanceOf[Inet6Address]) {
       init_sb.append(cmd_bypass.replace("-p tcp -d 0.0.0.0", "-d " + config.proxy))
     }
     init_sb.append(cmd_bypass.replace("-p tcp -d 0.0.0.0", "-d 127.0.0.1"))
@@ -459,44 +417,6 @@ class ShadowsocksNatService extends Service with BaseService {
     Console.runRootCommand(http_sb.toArray)
   }
 
-  /**
-   * This is a wrapper around the new startForeground method, using the older
-   * APIs if it is not available.
-   */
-  def startForegroundCompat(id: Int, notification: Notification) {
-    if (mStartForeground != null) {
-      mStartForegroundArgs(0) = int2Integer(id)
-      mStartForegroundArgs(1) = notification
-      invokeMethod(mStartForeground, mStartForegroundArgs)
-      return
-    }
-    mSetForegroundArgs(0) = boolean2Boolean(x = true)
-    invokeMethod(mSetForeground, mSetForegroundArgs)
-    notificationManager.notify(id, notification)
-  }
-
-  /**
-   * This is a wrapper around the new stopForeground method, using the older
-   * APIs if it is not available.
-   */
-  def stopForegroundCompat(id: Int) {
-    if (mStopForeground != null) {
-      mStopForegroundArgs(0) = boolean2Boolean(x = true)
-      try {
-        mStopForeground.invoke(this, mStopForegroundArgs: _*)
-      } catch {
-        case e: InvocationTargetException =>
-          Log.w(TAG, "Unable to invoke stopForeground", e)
-        case e: IllegalAccessException =>
-          Log.w(TAG, "Unable to invoke stopForeground", e)
-      }
-      return
-    }
-    notificationManager.cancel(id)
-    mSetForegroundArgs(0) = boolean2Boolean(x = false)
-    invokeMethod(mSetForeground, mSetForegroundArgs)
-  }
-
   override def startRunner(c: Config) {
 
     config = c
@@ -505,11 +425,9 @@ class ShadowsocksNatService extends Service with BaseService {
     val filter = new IntentFilter()
     filter.addAction(Intent.ACTION_SHUTDOWN)
     filter.addAction(Action.CLOSE)
-    closeReceiver = new BroadcastReceiver() {
+    closeReceiver = (context: Context, intent: Intent) => {
-      def onReceive(context: Context, intent: Intent) {
+      Toast.makeText(context, R.string.stopping, Toast.LENGTH_SHORT).show()
-        Toast.makeText(context, R.string.stopping, Toast.LENGTH_SHORT).show()
+      stopRunner()
-        stopRunner()
-      }
     }
     registerReceiver(closeReceiver, filter)
 
@@ -518,26 +436,22 @@ class ShadowsocksNatService extends Service with BaseService {
       screenFilter.addAction(Intent.ACTION_SCREEN_ON)
       screenFilter.addAction(Intent.ACTION_SCREEN_OFF)
       screenFilter.addAction(Intent.ACTION_USER_PRESENT)
-      lockReceiver = new BroadcastReceiver() {
+      lockReceiver = (context: Context, intent: Intent) => if (getState == State.CONNECTED) {
-        def onReceive(context: Context, intent: Intent) {
+        val action = intent.getAction
-          if (getState == State.CONNECTED) {
+        if (action == Intent.ACTION_SCREEN_OFF) {
-            val action = intent.getAction
+          notifyForegroundAlert(getString(R.string.forward_success),
-            if (action == Intent.ACTION_SCREEN_OFF) {
+            getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), false)
-              notifyForegroundAlert(getString(R.string.forward_success),
+        } else if (action == Intent.ACTION_SCREEN_ON) {
-                getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), false)
+          val keyGuard = getSystemService(Context.KEYGUARD_SERVICE).asInstanceOf[KeyguardManager]
-            } else if (action == Intent.ACTION_SCREEN_ON) {
+          if (!keyGuard.inKeyguardRestrictedInputMode) {
-              val keyGuard = getSystemService(Context.KEYGUARD_SERVICE).asInstanceOf[KeyguardManager]
+            notifyForegroundAlert(getString(R.string.forward_success),
-              if (!keyGuard.inKeyguardRestrictedInputMode) {
+              getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), true)
-                notifyForegroundAlert(getString(R.string.forward_success),
-                  getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), true)
-            }
-            } else if (action == Intent.ACTION_USER_PRESENT) {
-              notifyForegroundAlert(getString(R.string.forward_success),
-                getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), true)
-            }
-            }
           }
+        } else if (action == Intent.ACTION_USER_PRESENT) {
+          notifyForegroundAlert(getString(R.string.forward_success),
+            getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), true)
         }
+      }
         registerReceiver(lockReceiver, screenFilter)
     }
 
@@ -550,7 +464,7 @@ class ShadowsocksNatService extends Service with BaseService {
 
     changeState(State.CONNECTING)
 
-    spawn {
+    Future {
 
       if (config.proxy == "198.199.101.152") {
         val holder = application.containerHolder
@@ -570,8 +484,7 @@ class ShadowsocksNatService extends Service with BaseService {
         killProcesses()
 
         var resolved: Boolean = false
-        if (!InetAddressUtils.isIPv4Address(config.proxy) &&
+        if (!Utils.isNumeric(config.proxy)) {
-          !InetAddressUtils.isIPv6Address(config.proxy)) {
           Utils.resolve(config.proxy, enableIPv6 = true) match {
             case Some(a) =>
               config.proxy = a
@@ -631,7 +544,7 @@ class ShadowsocksNatService extends Service with BaseService {
       stopSelf()
     }
 
-    stopForegroundCompat(1)
+    stopForeground(true)
 
     // change the state
     changeState(State.STOPPED)

src/main/scala/com/github/shadowsocks/ShadowsocksRunnerActivity.scala

@@ -57,11 +57,7 @@ class ShadowsocksRunnerActivity extends Activity {
   val connection = new ServiceConnection {
     override def onServiceConnected(name: ComponentName, service: IBinder) {
       bgService = IShadowsocksService.Stub.asInterface(service)
-      handler.postDelayed(new Runnable() {
+      handler.postDelayed(() => if (bgService != null) startBackgroundService(), 1000)
-        override def run() {
-          if (bgService != null) startBackgroundService()
-        }
-      }, 1000)
     }
     override def onServiceDisconnected(name: ComponentName) {
       bgService = null
@@ -122,11 +118,9 @@ class ShadowsocksRunnerActivity extends Activity {
     val locked = km.inKeyguardRestrictedInputMode
     if (locked) {
       val filter = new IntentFilter(Intent.ACTION_USER_PRESENT)
-      receiver = new BroadcastReceiver() {
+      receiver = (context: Context, intent: Intent) => {
-        override def onReceive(context: Context, intent: Intent) {
+        if (intent.getAction == Intent.ACTION_USER_PRESENT) {
-          if (intent.getAction == Intent.ACTION_USER_PRESENT) {
+          attachService()
-            attachService()
-          }
         }
       }
       registerReceiver(receiver, filter)

src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala

@@ -47,17 +47,18 @@ import android.content._
 import android.content.pm.{PackageInfo, PackageManager}
 import android.net.VpnService
 import android.os._
+import android.support.v4.app.NotificationCompat
 import android.util.Log
 import android.widget.Toast
 import com.github.shadowsocks.aidl.Config
 import com.github.shadowsocks.utils._
 import com.google.android.gms.analytics.HitBuilders
 import org.apache.commons.net.util.SubnetUtils
-import org.apache.http.conn.util.InetAddressUtils
 
 import scala.collection.mutable
 import scala.collection.mutable.ArrayBuffer
-import scala.concurrent.ops._
+import scala.concurrent.ExecutionContext.Implicits.global
+import scala.concurrent.Future
 
 class ShadowsocksVpnService extends VpnService with BaseService {
 
@@ -65,8 +66,8 @@ class ShadowsocksVpnService extends VpnService with BaseService {
   val TAG = "ShadowsocksVpnService"
   val VPN_MTU = 1500
   val PRIVATE_VLAN = "26.26.26.%s"
+  val PRIVATE_VLAN6 = "fdfe:dcba:9876::%s"
   var conn: ParcelFileDescriptor = null
-  var notificationManager: NotificationManager = null
   var receiver: BroadcastReceiver = null
   var apps: Array[ProxiedApp] = null
   var config: Config = null
@@ -103,15 +104,34 @@ class ShadowsocksVpnService extends VpnService with BaseService {
     null
   }
 
+  def notifyForegroundAlert(title: String, info: String, visible: Boolean) {
+    val openIntent = new Intent(this, classOf[Shadowsocks])
+    val contentIntent = PendingIntent.getActivity(this, 0, openIntent, 0)
+    val closeIntent = new Intent(Action.CLOSE)
+    val actionIntent = PendingIntent.getBroadcast(this, 0, closeIntent, 0)
+    val builder = new NotificationCompat.Builder(this)
+
+    builder
+      .setWhen(0)
+      .setTicker(title)
+      .setContentTitle(getString(R.string.app_name))
+      .setContentText(info)
+      .setContentIntent(contentIntent)
+      .setSmallIcon(R.drawable.ic_stat_shadowsocks)
+      .addAction(android.R.drawable.ic_menu_close_clear_cancel, getString(R.string.stop),
+        actionIntent)
+
+    if (visible)
+      builder.setPriority(NotificationCompat.PRIORITY_DEFAULT)
+    else
+      builder.setPriority(NotificationCompat.PRIORITY_MIN)
+
+    startForeground(1, builder.build)
+  }
+
   override def onCreate() {
-
     super.onCreate()
-
     ConfigUtils.refresh(this)
-
-    notificationManager = getSystemService(Context.NOTIFICATION_SERVICE)
-      .asInstanceOf[NotificationManager]
-
   }
 
   override def onRevoke() {
@@ -125,6 +145,8 @@ class ShadowsocksVpnService extends VpnService with BaseService {
       vpnThread = null
     }
 
+    stopForeground(true)
+
     // channge the state
     changeState(State.STOPPING)
 
@@ -207,17 +229,15 @@ class ShadowsocksVpnService extends VpnService with BaseService {
     // register close receiver
     val filter = new IntentFilter()
     filter.addAction(Intent.ACTION_SHUTDOWN)
-    receiver = new BroadcastReceiver {
+    receiver = (p1: Context, p2: Intent) => {
-      def onReceive(p1: Context, p2: Intent) {
+      Toast.makeText(p1, R.string.stopping, Toast.LENGTH_SHORT)
-        Toast.makeText(p1, R.string.stopping, Toast.LENGTH_SHORT)
+      stopRunner()
-        stopRunner()
-      }
     }
     registerReceiver(receiver, filter)
 
     changeState(State.CONNECTING)
 
-    spawn {
+    Future {
       if (config.proxy == "198.199.101.152") {
         val holder = getApplication.asInstanceOf[ShadowsocksApplication].containerHolder
         try {
@@ -237,8 +257,7 @@ class ShadowsocksVpnService extends VpnService with BaseService {
 
         // Resolve the server address
         var resolved: Boolean = false
-        if (!InetAddressUtils.isIPv4Address(config.proxy) &&
+        if (!Utils.isNumeric(config.proxy)) {
-          !InetAddressUtils.isIPv6Address(config.proxy)) {
           Utils.resolve(config.proxy, enableIPv6 = true) match {
             case Some(addr) =>
               config.proxy = addr
@@ -250,6 +269,8 @@ class ShadowsocksVpnService extends VpnService with BaseService {
         }
 
         if (resolved && handleConnection) {
+          notifyForegroundAlert(getString(R.string.forward_success),
+            getString(R.string.service_running).formatLocal(Locale.ENGLISH, config.profileName), false)
           changeState(State.CONNECTED)
         } else {
           changeState(State.STOPPED, getString(R.string.service_failed))
@@ -302,12 +323,14 @@ class ShadowsocksVpnService extends VpnService with BaseService {
     })
 
     val cmd = new ArrayBuffer[String]
-    cmd +=(Path.BASE + "ss-local", "-V", "-u"
+    cmd += (Path.BASE + "ss-local", "-V", "-u"
       , "-b", "127.0.0.1"
       , "-t", "600"
       , "-c", Path.BASE + "ss-local-vpn.conf"
       , "-f", Path.BASE + "ss-local-vpn.pid")
 
+    if (config.isAuth) cmd += "-A"
+
     if (config.route != Route.ALL) {
       cmd += "--acl"
       cmd += (Path.BASE + "acl.list")
@@ -325,7 +348,7 @@ class ShadowsocksVpnService extends VpnService with BaseService {
       p.println(conf)
     })
     val cmd = new ArrayBuffer[String]
-    cmd +=(Path.BASE + "ss-tunnel"
+    cmd += (Path.BASE + "ss-tunnel"
       , "-V"
       , "-u"
       , "-t", "10"
@@ -335,20 +358,23 @@ class ShadowsocksVpnService extends VpnService with BaseService {
       , "-c", Path.BASE + "ss-tunnel-vpn.conf"
       , "-f", Path.BASE + "ss-tunnel-vpn.pid")
 
+    if (config.isAuth) cmd += "-A"
+
     if (BuildConfig.DEBUG) Log.d(TAG, cmd.mkString(" "))
     Console.runCommand(cmd.mkString(" "))
   }
 
   def startDnsDaemon() {
+    val ipv6 = if (config.isIpv6) "" else "reject = ::/0;"
     val conf = {
       if (config.route == Route.BYPASS_CHN) {
         val reject = ConfigUtils.getRejectList(getContext, application)
         val blackList = ConfigUtils.getBlackList(getContext, application)
         ConfigUtils.PDNSD_DIRECT.formatLocal(Locale.ENGLISH, "0.0.0.0", 8153,
-          Path.BASE + "pdnsd-vpn.pid", reject, blackList, 8163)
+          Path.BASE + "pdnsd-vpn.pid", reject, blackList, 8163, ipv6)
       } else {
         ConfigUtils.PDNSD_LOCAL.formatLocal(Locale.ENGLISH, "0.0.0.0", 8153,
-          Path.BASE + "pdnsd-vpn.pid", 8163)
+          Path.BASE + "pdnsd-vpn.pid", 8163, ipv6)
       }
     }
     ConfigUtils.printToFile(new File(Path.BASE + "pdnsd-vpn.conf"))(p => {
@@ -371,9 +397,12 @@ class ShadowsocksVpnService extends VpnService with BaseService {
       .addAddress(PRIVATE_VLAN.formatLocal(Locale.ENGLISH, "1"), 24)
       .addDnsServer("8.8.8.8")
 
-    if (Utils.isLollipopOrAbove) {
+    if (config.isIpv6) {
+      builder.addAddress(PRIVATE_VLAN6.formatLocal(Locale.ENGLISH, "1"), 126)
+      builder.addRoute("::", 0)
+    }
 
-      builder.allowFamily(android.system.OsConstants.AF_INET6)
+    if (Utils.isLollipopOrAbove) {
 
       if (!config.isGlobalProxy) {
         val apps = AppManager.getProxiedApps(this, config.proxiedAppString)
@@ -429,7 +458,12 @@ class ShadowsocksVpnService extends VpnService with BaseService {
       + "--tunmtu %d "
       + "--loglevel 3 "
       + "--pid %stun2socks-vpn.pid")
-      .formatLocal(Locale.ENGLISH, PRIVATE_VLAN.formatLocal(Locale.ENGLISH, "2"), config.localPort, fd, VPN_MTU, Path.BASE)
+      .formatLocal(Locale.ENGLISH,
+        PRIVATE_VLAN.formatLocal(Locale.ENGLISH, "2"),
+        config.localPort, fd, VPN_MTU, Path.BASE)
+
+    if (config.isIpv6)
+      cmd += " --netif-ip6addr " + PRIVATE_VLAN6.formatLocal(Locale.ENGLISH, "2")
 
     if (config.isUdpDns)
       cmd += " --enable-udprelay"
@@ -440,7 +474,7 @@ class ShadowsocksVpnService extends VpnService with BaseService {
 
     Console.runCommand(cmd)
 
-    return fd
+    fd
   }
 
   override def stopBackgroundService() {

src/main/scala/com/github/shadowsocks/ShadowsocksVpnThread.scala

@@ -93,35 +93,34 @@ class ShadowsocksVpnThread(vpnService: ShadowsocksVpnService) extends Thread {
       try {
         val socket = serverSocket.accept()
 
-        pool.execute(new Runnable {
+        pool.execute(() => {
-          override def run() {
+          try {
-            try {
+            val input = socket.getInputStream
-              val input = socket.getInputStream
+            val output = socket.getOutputStream
-              val output = socket.getOutputStream
 
-              input.read()
+            input.read()
 
-              val fds = socket.getAncillaryFileDescriptors
+            val fds = socket.getAncillaryFileDescriptors
 
-              if (fds.length > 0) {
+            if (fds.nonEmpty) {
-                var ret = false
+              var ret = false
 
-                val getInt = classOf[FileDescriptor].getDeclaredMethod("getInt$")
+              val getInt = classOf[FileDescriptor].getDeclaredMethod("getInt$")
-                val fd = getInt.invoke(fds(0)).asInstanceOf[Int]
+              val fd = getInt.invoke(fds(0)).asInstanceOf[Int]
-                ret = vpnService.protect(fd)
+              ret = vpnService.protect(fd)
 
-                // Trick to close file decriptor
+              // Trick to close file decriptor
-                System.jniclose(fd)
+              System.jniclose(fd)
 
-                if (ret) {
+              if (ret) {
-                  output.write(0)
+                output.write(0)
-                } else {
+              } else {
-                  output.write(1)
+                output.write(1)
-                }
-
-                input.close()
-                output.close()
               }
+
+              input.close()
+              output.close()
+            }
           } catch {
             case e: Exception =>
               Log.e(TAG, "Error when protect socket", e)
@@ -134,12 +133,11 @@ class ShadowsocksVpnThread(vpnService: ShadowsocksVpnService) extends Thread {
             case _: Exception => // ignore
           }
 
-        }})
+        })
       } catch {
-        case e: IOException => {
+        case e: IOException =>
           Log.e(TAG, "Error when accept socket", e)
           return
-        }
       }
     }
   }

src/main/scala/com/github/shadowsocks/database/DBHelper.scala

@@ -51,7 +51,7 @@ object DBHelper {
 }
 
 class DBHelper(val context: Context)
-  extends OrmLiteSqliteOpenHelper(context, DBHelper.PROFILE, null, 9) {
+  extends OrmLiteSqliteOpenHelper(context, DBHelper.PROFILE, null, 11) {
 
   lazy val profileDao: Dao[Profile, Int] = getDao(classOf[Profile])
 
@@ -62,14 +62,23 @@ class DBHelper(val context: Context)
   def onUpgrade(database: SQLiteDatabase, connectionSource: ConnectionSource, oldVersion: Int,
     newVersion: Int) {
     if (oldVersion != newVersion) {
-      if (oldVersion < 8) {
+      if (oldVersion < 7) {
-        profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN udpdns SMALLINT;")
-        profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
-      } else if (oldVersion < 9) {
-        profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
-      } else {
         profileDao.executeRaw("DROP TABLE IF EXISTS 'profile';")
         onCreate(database, connectionSource)
+      } else {
+        if (oldVersion < 8) {
+          profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN udpdns SMALLINT;")
+          profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
+        }
+        if (oldVersion < 9) {
+          profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
+        }
+        if (oldVersion < 10) {
+          profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN auth SMALLINT;")
+        }
+        if (oldVersion < 11) {
+          profileDao.executeRaw("ALTER TABLE `profile` ADD COLUMN ipv6 SMALLINT;")
+        }
       }
     }
   }

src/main/scala/com/github/shadowsocks/database/MenuAdapter.scala

@@ -40,14 +40,10 @@
 package com.github.shadowsocks.database
 
 import android.content.Context
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.widget.BaseAdapter
-import android.widget.TextView
 import android.graphics.drawable.Drawable
-import com.github.shadowsocks.{R}
+import android.view.{LayoutInflater, View, ViewGroup}
-import android.view.View.{OnLongClickListener, OnClickListener}
+import android.widget.{BaseAdapter, TextView}
+import com.github.shadowsocks.R
 
 abstract class Item {
   def id: Int
@@ -147,17 +143,13 @@ class MenuAdapter(context: Context, var items: List[Any]) extends BaseAdapter {
             }
         }
 
-        tv.setOnClickListener(new OnClickListener {
+        tv.setOnClickListener((view: View) => {
-          def onClick(view: View) {
+          val item = view.getTag(R.id.mdItem).asInstanceOf[Item]
-            val item = view.getTag(R.id.mdItem).asInstanceOf[Item]
+          item.click(item.id)
-            item.click(item.id)
-          }
         })
-        tv.setOnLongClickListener(new OnLongClickListener {
+        tv.setOnLongClickListener((view: View) => {
-          def onLongClick(view: View): Boolean = {
+          val item = view.getTag(R.id.mdItem).asInstanceOf[Item]
-            val item = view.getTag(R.id.mdItem).asInstanceOf[Item]
+          item.longClick(item.id)
-            item.longClick(item.id)
-          }
         })
 
         v.setTag(R.id.mdItem, value)

src/main/scala/com/github/shadowsocks/database/Profile.scala

@@ -90,6 +90,12 @@ class Profile {
   @DatabaseField
   var udpdns: Boolean = false
 
+  @DatabaseField
+  var auth: Boolean = false
+
+  @DatabaseField
+  var ipv6: Boolean = false
+
   @DatabaseField(dataType = DataType.LONG_STRING)
   var individual: String = ""
 

src/main/scala/com/github/shadowsocks/database/ProfileManager.scala

@@ -39,9 +39,9 @@
 
 package com.github.shadowsocks.database
 
+import android.content.SharedPreferences
 import android.util.Log
 import com.github.shadowsocks._
-import android.content.{SharedPreferences, Context}
 import com.github.shadowsocks.utils.Key
 
 class ProfileManager(settings: SharedPreferences, dbHelper: DBHelper) {
@@ -122,6 +122,8 @@ class ProfileManager(settings: SharedPreferences, dbHelper: DBHelper) {
     edit.putBoolean(Key.isBypassApps, profile.bypass)
     edit.putBoolean(Key.isTrafficStat, profile.traffic)
     edit.putBoolean(Key.isUdpDns, profile.udpdns)
+    edit.putBoolean(Key.isAuth, profile.auth)
+    edit.putBoolean(Key.isIpv6, profile.ipv6)
     edit.putString(Key.profileName, profile.name)
     edit.putString(Key.proxy, profile.host)
     edit.putString(Key.sitekey, profile.password)
@@ -146,6 +148,8 @@ class ProfileManager(settings: SharedPreferences, dbHelper: DBHelper) {
     profile.bypass = settings.getBoolean(Key.isBypassApps, false)
     profile.traffic = settings.getBoolean(Key.isTrafficStat, false)
     profile.udpdns = settings.getBoolean(Key.isUdpDns, false)
+    profile.auth = settings.getBoolean(Key.isAuth, false)
+    profile.ipv6 = settings.getBoolean(Key.isIpv6, false)
     profile.name = settings.getString(Key.profileName, "default")
     profile.host = settings.getString(Key.proxy, "127.0.0.1")
     profile.password = settings.getString(Key.sitekey, "default")

src/main/scala/com/github/shadowsocks/utils/ConfigUtils.scala

@@ -82,7 +82,7 @@ object ConfigUtils {
       | label = "local";
       | ip = 127.0.0.1;
       | port = %d;
-      | reject = ::/0;
+      | %s
       | reject_policy = negate;
       | reject_recursively = on;
       | timeout = 5;
@@ -174,7 +174,9 @@ object ConfigUtils {
       | label = "local-server";
       | ip = 127.0.0.1;
       | port = %d;
-      | timeout = 3;
+      | %s
+      | reject_policy = negate;
+      | reject_recursively = on;
       |}
       |
       |rr {
@@ -231,8 +233,8 @@ object ConfigUtils {
       .readTimeout(2000)
       .send("sig="+sig)
       .body
-    val proxies = util.Random.shuffle(list.split('|').toSeq).toSeq
+    val proxies = util.Random.shuffle(list.split('|').toSeq)
-    val proxy = proxies(0).split(':')
+    val proxy = proxies.head.split(':')
 
     val host = proxy(0).trim
     val port = proxy(1).trim.toInt
@@ -240,7 +242,7 @@ object ConfigUtils {
     val method = proxy(3).trim
 
     new Config(config.isGlobalProxy, config.isGFWList, config.isBypassApps, config.isTrafficStat,
-      config.isUdpDns, config.profileName, host, password, method, config.proxiedAppString, config.route, port,
+      config.isUdpDns, config.isAuth, config.isIpv6, config.profileName, host, password, method, config.proxiedAppString, config.route, port,
       config.localPort)
   }
 
@@ -250,6 +252,8 @@ object ConfigUtils {
     val isBypassApps = settings.getBoolean(Key.isBypassApps, false)
     val isTrafficStat = settings.getBoolean(Key.isTrafficStat, false)
     val isUdpDns = settings.getBoolean(Key.isUdpDns, false)
+    val isAuth = settings.getBoolean(Key.isAuth, false)
+    val isIpv6 = settings.getBoolean(Key.isIpv6, false)
 
     val profileName = settings.getString(Key.profileName, "default")
     val proxy = settings.getString(Key.proxy, "127.0.0.1")
@@ -271,7 +275,7 @@ object ConfigUtils {
     }
     val proxiedAppString = settings.getString(Key.proxied, "")
 
-    new Config(isGlobalProxy, isGFWList, isBypassApps, isTrafficStat, isUdpDns, profileName, proxy,
+    new Config(isGlobalProxy, isGFWList, isBypassApps, isTrafficStat, isUdpDns, isAuth, isIpv6, profileName, proxy,
       sitekey, encMethod, proxiedAppString, route, remotePort, localPort)
   }
 }

src/main/scala/com/github/shadowsocks/utils/Console.scala

@@ -39,10 +39,11 @@
 
 package com.github.shadowsocks.utils
 
-import eu.chainfire.libsuperuser.Shell
-import eu.chainfire.libsuperuser.Shell.{OnCommandResultListener, SU, Builder}
 import java.util
 
+import eu.chainfire.libsuperuser.Shell
+import eu.chainfire.libsuperuser.Shell.{Builder, SU}
+
 object Console {
 
   private def openShell(): Shell.Interactive = {
@@ -68,14 +69,8 @@ object Console {
 
   def runCommand(commands: Array[String]) {
     val shell = openShell()
-    shell.addCommand(commands, 0, new OnCommandResultListener {
+    shell.addCommand(commands, 0, ((commandCode: Int, exitCode: Int, output: util.List[String]) =>
-      override def onCommandResult(commandCode: Int, exitCode: Int,
+      if (exitCode < 0) shell.close()): Shell.OnCommandResultListener)
-                                   output: util.List[String]) {
-        if (exitCode < 0) {
-          shell.close()
-        }
-      }
-    })
     shell.waitForIdle()
     shell.close()
   }
@@ -90,17 +85,14 @@ object Console {
     }
     val shell = openRootShell(context)
     val sb = new StringBuilder
-    shell.addCommand(commands, 0, new OnCommandResultListener {
+    shell.addCommand(commands, 0, ((commandCode: Int, exitCode: Int, output: util.List[String]) => {
-      override def onCommandResult(commandCode: Int, exitCode: Int,
+      if (exitCode < 0) {
-        output: util.List[String]) {
+        shell.close()
-        if (exitCode < 0) {
+      } else {
-          shell.close()
+        import scala.collection.JavaConversions._
-        } else {
+        output.foreach(line => sb.append(line).append('\n'))
-          import scala.collection.JavaConversions._
-          output.foreach(line => sb.append(line).append('\n'))
-        }
       }
-    })
+    }): Shell.OnCommandResultListener)
     if (shell.waitForIdle()) {
       shell.close()
       sb.toString()

src/main/scala/com/github/shadowsocks/utils/Constants.scala

@@ -79,6 +79,8 @@ object Key {
   val isBypassApps = "isBypassApps"
   val isTrafficStat = "isTrafficStat"
   val isUdpDns = "isUdpDns"
+  val isAuth= "isAuth"
+  val isIpv6= "isIpv6"
 
   val proxy = "proxy"
   val sitekey = "sitekey"

src/main/scala/com/github/shadowsocks/utils/Parser.scala

@@ -47,11 +47,8 @@ import android.util.{Log, Base64}
 object Parser {
   val TAG = "ShadowParser"
 
-  def generate (profile: Profile): String = {
+  def generate (profile: Profile): String = "ss://" + Base64.encodeToString("%s:%s@%s:%d".formatLocal(Locale.ENGLISH,
-    val path = "%s:%s@%s:%d".formatLocal(Locale.ENGLISH,
+    profile.method, profile.password, profile.host, profile.remotePort).getBytes, Base64.NO_PADDING)
-      profile.method, profile.password, profile.host, profile.remotePort)
-    return "ss://" + Base64.encodeToString(path.getBytes, Base64.NO_PADDING)
-  }
 
   def parse (data: String): Option[Profile] = {
     try {

src/main/scala/com/github/shadowsocks/utils/Utils.scala

@@ -38,22 +38,21 @@
  */
 package com.github.shadowsocks.utils
 
-import android.content.{Intent, Context}
-import android.content.pm.ApplicationInfo
-import android.content.pm.PackageManager
-import android.graphics.drawable.{BitmapDrawable, Drawable}
-import android.util.{Base64, Log}
 import java.io._
-import java.net.{UnknownHostException, InetAddress, NetworkInterface}
+import java.net._
-import org.apache.http.conn.util.InetAddressUtils
+import java.security.MessageDigest
-import org.xbill.DNS._
+
-import android.graphics._
 import android.app.ActivityManager
+import android.content.pm.{ApplicationInfo, PackageManager}
+import android.content.{Context, Intent}
+import android.graphics._
+import android.graphics.drawable.{BitmapDrawable, Drawable}
 import android.os.Build
 import android.provider.Settings
-import scala.Some
+import android.support.v4.content.ContextCompat
-import java.security.MessageDigest
+import android.util.{Base64, Log}
-import com.github.shadowsocks.{BuildConfig}
+import com.github.shadowsocks.BuildConfig
+import org.xbill.DNS._
 
 
 object Utils {
@@ -147,6 +146,7 @@ object Utils {
     //  + "am broadcast -a android.intent.action.AIRPLANE_MODE --ez state false\n")
   }
 
+  //noinspection ScalaDeprecation
   private def toggleBelowApiLevel17(context: Context) {
     // Android 4.2 below
     Settings.System.putInt(context.getContentResolver, Settings.System.AIRPLANE_MODE_ON, 1)
@@ -198,7 +198,7 @@ object Utils {
         }
       }
     } catch {
-      case e: Exception => None
+      case e: Exception =>
     }
     None
   }
@@ -233,6 +233,9 @@ object Utils {
     None
   }
 
+  private lazy val isNumericMethod = classOf[InetAddress].getMethod("isNumeric", classOf[String])
+  def isNumeric(address: String): Boolean = isNumericMethod.invoke(null, address).asInstanceOf[Boolean]
+
   /**
    * Get local IPv4 address
    */
@@ -245,9 +248,8 @@ object Utils {
         while (addrs.hasMoreElements) {
           val addr = addrs.nextElement()
           if (!addr.isLoopbackAddress && !addr.isLinkLocalAddress) {
-            val sAddr = addr.getHostAddress.toUpperCase
+            if (addr.isInstanceOf[Inet4Address]) {
-            if (InetAddressUtils.isIPv4Address(sAddr)) {
+              return Some(addr.getHostAddress.toUpperCase)
-              return Some(sAddr)
             }
           }
         }
@@ -271,8 +273,7 @@ object Utils {
         while (addrs.hasMoreElements) {
           val addr = addrs.nextElement()
           if (!addr.isLoopbackAddress && !addr.isLinkLocalAddress) {
-            val sAddr = addr.getHostAddress.toUpperCase
+            if (addr.isInstanceOf[Inet6Address]) {
-            if (InetAddressUtils.isIPv6Address(sAddr)) {
               if (BuildConfig.DEBUG) Log.d(TAG, "IPv6 address detected")
               return true
             }
@@ -338,7 +339,7 @@ object Utils {
 
   def getAppIcon(c: Context, packageName: String): Drawable = {
     val pm: PackageManager = c.getPackageManager
-    val icon: Drawable = c.getResources.getDrawable(android.R.drawable.sym_def_app_icon)
+    val icon: Drawable = ContextCompat.getDrawable(c, android.R.drawable.sym_def_app_icon)
     try {
       pm.getApplicationIcon(packageName)
     } catch {
@@ -348,7 +349,7 @@ object Utils {
 
   def getAppIcon(c: Context, uid: Int): Drawable = {
     val pm: PackageManager = c.getPackageManager
-    val icon: Drawable = c.getResources.getDrawable(android.R.drawable.sym_def_app_icon)
+    val icon: Drawable = ContextCompat.getDrawable(c, android.R.drawable.sym_def_app_icon)
     val packages: Array[String] = pm.getPackagesForUid(uid)
     if (packages != null) {
       if (packages.length >= 1) {