Remove chacha20-poly1305

https://github.com/shadowsocks/shadowsocks-org/issues/27

.github/faq.md

@@ -29,7 +29,8 @@ The exclamation mark in the Wi-Fi/cellular icon appears because the system fails
 1. Broken VPNService implementation, especially for IPv6;
 2. Aggressive (or called broken) background service killing policy.
 
-Fixes for MIUI: [#772](https://github.com/shadowsocks/shadowsocks-android/issues/772)
+* Fixes for MIUI: [#772](https://github.com/shadowsocks/shadowsocks-android/issues/772)
+* Fixes for Huawei: [#1091 (comment)](https://github.com/shadowsocks/shadowsocks-android/issues/1091#issuecomment-276949836)
 
 ### How to pause Shadowsocks service?
 

.github/issue_template.md

@@ -25,11 +25,12 @@ _Put an `x` inside the [ ] that applies._
   * [ ] Bypass LAN & China
   * [ ] GFW List
   * [ ] China List
+  * [ ] Custom rules
 * [ ] IPv6 route
 * [ ] Per-App Proxy
   * [ ] Bypass mode
 * [ ] UDP Forwarding
-* KCP Parameters: (leave blank if not enabled)
+* Plugin configuration (if applicable):
 * [ ] Auto Connect
 * [ ] TCP Fast Open
 * [ ] NAT mode

.gitignore

@@ -1,33 +1,11 @@
-classes
-bin
-gen
 target
 local.properties
-.classpath
-.project
-.settings
-tests/bin
-tests/gen
-tests/local.properties
-NUL
-gen_*
-*.class
-*.o
 local.sbt
-.deps
 /proguard-sbt.txt
 
 #Intellij IDEA
-*.iml
-*.ipr
-*.iws
 .idea/
-out/
 .d
 
-#NDK
-src/main/obj
-src/main/libs
-src/main/assets/armeabi-v7a/*
-src/main/assets/x86/*
-jni/Application.mk
+mobile/src/main/libs
+mobile/src/main/obj

.gitmodules

@@ -1,35 +1,39 @@
-[submodule "src/main/jni/shadowsocks-libev"]
-	path = src/main/jni/shadowsocks-libev
+[submodule "mobile/src/main/jni/shadowsocks-libev"]
+	path = mobile/src/main/jni/shadowsocks-libev
 	url = https://github.com/shadowsocks/shadowsocks-libev
-[submodule "src/main/jni/badvpn"]
-	path = src/main/jni/badvpn
+[submodule "mobile/src/main/jni/badvpn"]
+	path = mobile/src/main/jni/badvpn
 	url = https://github.com/shadowsocks/badvpn.git
 	branch = shadowsocks-android
-[submodule "src/main/jni/libancillary"]
-	path = src/main/jni/libancillary
+[submodule "mobile/src/main/jni/libancillary"]
+	path = mobile/src/main/jni/libancillary
 	url = https://github.com/shadowsocks/libancillary.git
 	branch = shadowsocks-android
-[submodule "src/main/jni/libevent"]
-	path = src/main/jni/libevent
+[submodule "mobile/src/main/jni/libevent"]
+	path = mobile/src/main/jni/libevent
 	url = https://github.com/shadowsocks/libevent.git
 	branch = shadowsocks-android
-[submodule "src/main/jni/redsocks"]
-	path = src/main/jni/redsocks
+[submodule "mobile/src/main/jni/redsocks"]
+	path = mobile/src/main/jni/redsocks
 	url = https://github.com/shadowsocks/redsocks.git
 	branch = shadowsocks-android
-[submodule "src/main/jni/pdnsd"]
-	path = src/main/jni/pdnsd
+[submodule "mobile/src/main/jni/pdnsd"]
+	path = mobile/src/main/jni/pdnsd
 	url = https://github.com/shadowsocks/pdnsd.git
 	branch = shadowsocks-android
-[submodule "kcptun/kcptun"]
-	path = kcptun/kcptun
-	url = https://github.com/shadowsocks/kcptun
-[submodule "kcptun/go"]
-	path = kcptun/go
-	url = https://github.com/shadowsocks/go
-[submodule "src/main/jni/mbedtls"]
-	path = src/main/jni/mbedtls
+[submodule "mobile/src/main/jni/mbedtls"]
+	path = mobile/src/main/jni/mbedtls
 	url = https://github.com/ARMmbed/mbedtls
-[submodule "src/main/jni/pcre"]
-	path = src/main/jni/pcre
+[submodule "mobile/src/main/jni/pcre"]
+	path = mobile/src/main/jni/pcre
 	url = https://android.googlesource.com/platform/external/pcre
+[submodule "mobile/src/main/jni/libsodium"]
+	path = mobile/src/main/jni/libsodium
+	url = https://github.com/jedisct1/libsodium.git
+	branch = stable
+[submodule "mobile/src/main/jni/libev"]
+	path = mobile/src/main/jni/libev
+	url = https://github.com/shadowsocks/libev.git
+[submodule "mobile/src/main/jni/libudns"]
+	path = mobile/src/main/jni/libudns
+	url = https://github.com/shadowsocks/libudns.git

.travis.yml

@@ -7,7 +7,6 @@ env:
     global:
         - NDK_VERSION=r12b
         - NDK_CCACHE=ccache
-        - GOROOT_BOOTSTRAP=$GOROOT
         - ANDROID_NDK_HOME=$HOME/.android/android-ndk-${NDK_VERSION}
         - SBTPATH=$HOME/.sbt
         - PATH=${ANDROID_NDK_HOME}:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools:${PATH}
@@ -50,4 +49,4 @@ install:
       fi
 
 script:
-    - $SBTPATH/sbt native-build android:package-debug
+    - $SBTPATH/sbt android:package

LICENSE

@@ -1,6 +1,6 @@
 
-Copyright (C) 2016 by Max Lv <max.c.lv@gmail.com>
-Copyright (C) 2016 by Mygod Studio <contact-shadowsocks-android@mygod.be>
+Copyright (C) 2017 by Max Lv <max.c.lv@gmail.com>
+Copyright (C) 2017 by Mygod Studio <contact-shadowsocks-android@mygod.be>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by

README.md

@@ -12,7 +12,6 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
 
 * JDK 1.8
 * SBT 0.13.0+
-* Go 1.4+
 * Android SDK
   - Build Tools 25+
   - Android Support Repository and Google Repository (see `build.sbt` for version)
@@ -22,18 +21,25 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
 
 * Set environment variable `ANDROID_HOME` to `/path/to/android-sdk`
 * Set environment variable `ANDROID_NDK_HOME` to `/path/to/android-ndk`
-* Set environment variable `GOROOT_BOOTSTRAP` to `/path/to/go`
 * Create your key following the instructions at https://developer.android.com/studio/publish/app-signing.html
-* Create `local.properties` from `local.properties.example` with your own key information
+* Create `mobile/local.properties` from `mobile/local.properties.example` with your own key information
 * Invoke the building like this
 
 ```bash
-    git submodule update --init
+    git submodule update --init --recursive
 
     # Build the App
-    sbt native-build clean android:package-release
+    sbt clean android:package-release
 ```
 
+### TRANSLATE
+
+Translators can go to [POEditor](https://poeditor.com/join/project/u5VHO9vhSf) to help translate shadowsocks-android. Guidelines:
+
+* It's okay to leave some strings untranslated if you think it should use the same string as English (US).
+* `faq_url` should not be changed. If you'd like to translate FAQ, submit a pull request with the translated [`faq.md`](https://github.com/shadowsocks/shadowsocks-android/blob/master/.github/faq.md) (it should be named properly, e.g. `.github/faq.zh-CN.md`). Administrators will take care of the rest.
+* Do not add/edit/remove comments.
+
 ## OPEN SOURCE LICENSES
 
 <ul>
@@ -46,14 +52,14 @@ A [shadowsocks](http://shadowsocks.org) client for Android, written in Scala.
     <li>shadowsocks-libev: <a href="https://github.com/shadowsocks/shadowsocks-libev/blob/master/LICENSE">GPLv3</a></li>
     <li>pdnsd: <a href="https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/pdnsd/COPYING">GPLv3</a></li>
     <li>libev: <a href="https://github.com/shadowsocks/shadowsocks-libev/blob/master/libev/LICENSE">GPLv2</a></li>
-    <li>kcptun: <a href="https://github.com/xtaci/kcptun/commits/master/LICENSE.md">MIT</a></li>
     <li>libsodium: <a href="https://github.com/jedisct1/libsodium/blob/master/LICENSE">ISC</a></li>
+    <li>libudns: <a href="https://github.com/shadowsocks/libudns/blob/master/COPYING.LGPL">LGPL</a></li>
 </ul>
 
 ### LICENSE
 
-Copyright (C) 2016 by Max Lv <<max.c.lv@gmail.com>>  
-Copyright (C) 2016 by Mygod Studio <<contact-shadowsocks-android@mygod.be>>
+Copyright (C) 2017 by Max Lv <<max.c.lv@gmail.com>>  
+Copyright (C) 2017 by Mygod Studio <<contact-shadowsocks-android@mygod.be>>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by

build.sbt

@@ -1,66 +1,45 @@
-scalaVersion := "2.11.8"
-dexMaxHeap := "4g"
+lazy val commonSettings = Seq(
+  scalaVersion := "2.11.8",
+  dexMaxHeap := "4g",
 
-enablePlugins(AndroidApp)
-android.useSupportVectors
+  organization := "com.github.shadowsocks",
 
-name := "shadowsocks"
-version := "3.4.1"
-versionCode := Some(173)
+  platformTarget := "android-25",
 
-platformTarget := "android-25"
+  compileOrder := CompileOrder.JavaThenScala,
+  javacOptions ++= "-source" :: "1.7" :: "-target" :: "1.7" :: Nil,
+  scalacOptions ++= "-target:jvm-1.7" :: "-Xexperimental" :: Nil,
+  ndkArgs := "-j" :: java.lang.Runtime.getRuntime.availableProcessors.toString :: Nil,
 
-compileOrder := CompileOrder.JavaThenScala
-javacOptions ++= "-source" :: "1.7" :: "-target" :: "1.7" :: Nil
-scalacOptions ++= "-target:jvm-1.7" :: "-Xexperimental" :: Nil
-ndkJavah := Seq()
-ndkBuild := Seq()
+  proguardVersion := "5.3.2",
+  proguardCache := Seq(),
 
-proguardVersion := "5.3.2"
-proguardCache := Seq()
-proguardOptions ++=
-  "-keep class com.github.shadowsocks.System { *; }" ::
-  "-dontwarn com.google.android.gms.internal.**" ::
-  "-dontwarn com.j256.ormlite.**" ::
-  "-dontwarn okio.**" ::
-  "-dontwarn org.xbill.**" ::
-  Nil
+  shrinkResources := true,
+  typedResources := false
+)
 
-shrinkResources := true
-typedResources := false
-resConfigs := Seq("ja", "ru", "zh-rCN", "zh-rTW")
+val supportLibsVersion = "25.1.1"
+lazy val root = Project(id = "shadowsocks-android", base = file("."))
+  .settings(commonSettings)
+  .aggregate(plugin, mobile)
 
-resolvers += Resolver.jcenterRepo
-libraryDependencies ++=
-  "com.android.support" % "cardview-v7" % "25.1.0" ::
-  "com.android.support" % "customtabs" % "25.1.0" ::
-  "com.android.support" % "design" % "25.1.0" ::
-  "com.android.support" % "gridlayout-v7" % "25.1.0" ::
-  "com.android.support" % "preference-v14" % "25.1.0" ::
-  "com.futuremind.recyclerfastscroll" % "fastscroll" % "0.2.5" ::
-  "com.evernote" % "android-job" % "1.1.4" ::
-  "com.github.jorgecastilloprz" % "fabprogresscircle" % "1.01" ::
-  "com.google.android.gms" % "play-services-ads" % "10.0.1" ::
-  "com.google.android.gms" % "play-services-analytics" % "10.0.1" ::
-  "com.google.android.gms" % "play-services-gcm" % "10.0.1" ::
-  "com.j256.ormlite" % "ormlite-android" % "5.0" ::
-  "com.mikepenz" % "crossfader" % "1.5.0" ::
-  "com.mikepenz" % "fastadapter" % "2.1.5" ::
-  "com.mikepenz" % "iconics-core" % "2.8.2" ::
-  "com.mikepenz" % "materialdrawer" % "5.8.1" ::
-  "com.mikepenz" % "materialize" % "1.0.0" ::
-  "com.squareup.okhttp3" % "okhttp" % "3.5.0" ::
-  "com.twofortyfouram" % "android-plugin-api-for-locale" % "1.0.2" ::
-  "dnsjava" % "dnsjava" % "2.1.7" ::
-  "eu.chainfire" % "libsuperuser" % "1.0.0.201608240809" ::
-  "net.glxn.qrgen" % "android" % "2.0" ::
-  Nil
+install in Android := (install in (mobile, Android)).value
+run in Android := (run in (mobile, Android)).evaluated
 
-lazy val nativeBuild = TaskKey[Unit]("native-build", "Build native executables")
-nativeBuild := {
-  val logger = streams.value.log
-  Process("./build.sh") ! logger match {
-    case 0 => // Success!
-    case n => sys.error(s"Native build script exit code: $n")
-  }
-}
+lazy val plugin = project
+  .settings(commonSettings)
+  .settings(
+    libraryDependencies += "com.android.support" % "preference-v14" % supportLibsVersion
+  )
+
+lazy val mobile = project
+  .settings(commonSettings)
+  .settings(
+    libraryDependencies ++=
+      "com.android.support" % "cardview-v7" % supportLibsVersion ::
+      "com.android.support" % "customtabs" % supportLibsVersion ::
+      "com.android.support" % "design" % supportLibsVersion ::
+      "com.android.support" % "gridlayout-v7" % supportLibsVersion ::
+      Nil
+  )
+  .dependsOn(plugin)

build.sh

@@ -1,28 +0,0 @@
-#!/bin/bash
-
-function try () {
-"$@" || exit -1
-}
-
-# Build native binaries
-pushd src/main
-try $ANDROID_NDK_HOME/ndk-build -j8
-
-rm -rf assets/armeabi-v7a
-rm -rf assets/x86
-mkdir -p assets/armeabi-v7a
-mkdir -p assets/x86
-
-#copy executables
-for app in pdnsd redsocks ss-local ss-tunnel tun2socks
-do
-    echo $app
-    try mv libs/armeabi-v7a/$app assets/armeabi-v7a/
-    try mv libs/x86/$app assets/x86/
-done
-popd
-
-# Build kcptun
-pushd kcptun
-try ./make.bash
-popd

kcptun/make.bash

@@ -1,69 +0,0 @@
-#!/bin/bash
-
-function try () {
-"$@" || exit -1
-}
-
-[ -z "$ANDROID_NDK_HOME" ] && ANDROID_NDK_HOME=~/android-ndk-r12b
-
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-DEPS=$DIR/.deps
-ANDROID_ARM_TOOLCHAIN=$DEPS/android-toolchain-16-arm
-ANDROID_X86_TOOLCHAIN=$DEPS/android-toolchain-16-x86
-
-ANDROID_ARM_CC=$ANDROID_ARM_TOOLCHAIN/bin/arm-linux-androideabi-gcc
-ANDROID_ARM_STRIP=$ANDROID_ARM_TOOLCHAIN/bin/arm-linux-androideabi-strip
-
-ANDROID_X86_CC=$ANDROID_X86_TOOLCHAIN/bin/i686-linux-android-gcc
-ANDROID_X86_STRIP=$ANDROID_X86_TOOLCHAIN/bin/i686-linux-android-strip
-
-
-if [ ! -d "$DEPS" ]; then
-    mkdir -p $DEPS 
-fi
-
-if [ ! -d "$ANDROID_ARM_TOOLCHAIN" ]; then
-    echo "Make standalone toolchain for ARM arch"
-    $ANDROID_NDK_HOME/build/tools/make_standalone_toolchain.py --arch arm \
-        --api 16 --install-dir $ANDROID_ARM_TOOLCHAIN
-fi
-
-if [ ! -d "$ANDROID_X86_TOOLCHAIN" ]; then
-    echo "Make standalone toolchain for X86 arch"
-    $ANDROID_NDK_HOME/build/tools/make_standalone_toolchain.py --arch x86 \
-        --api 16 --install-dir $ANDROID_X86_TOOLCHAIN
-fi
-
-if [ ! -d "$DIR/go/bin" ]; then
-    echo "Build the custom go"
-
-    pushd $DIR/go/src
-    try ./make.bash
-    popd
-fi
-
-export GOROOT=$DIR/go
-export GOPATH=$DEPS/gopath
-export GOBIN=$GOPATH/bin
-mkdir -p $GOBIN
-export PATH=$GOROOT/bin:$PATH
-
-pushd kcptun/client
-
-echo "Get dependences for kcptun"
-go get -u github.com/xtaci/kcp-go
-go get -u github.com/xtaci/smux
-go get
-
-echo "Cross compile kcptun for arm"
-try env CGO_ENABLED=1 CC=$ANDROID_ARM_CC GOOS=android GOARCH=arm GOARM=7 go build -ldflags="-s -w"
-try $ANDROID_ARM_STRIP client
-try mv client $DIR/../src/main/assets/armeabi-v7a/kcptun
-
-echo "Cross compile kcptun for x86"
-try env CGO_ENABLED=1 CC=$ANDROID_X86_CC GOOS=android GOARCH=386 go build -ldflags="-s -w"
-try $ANDROID_X86_STRIP client
-try mv client $DIR/../src/main/assets/x86/kcptun
-popd
-
-echo "Successfully build kcptun"

mobile/build.sbt

@@ -0,0 +1,38 @@
+enablePlugins(AndroidApp)
+android.useSupportVectors
+
+name := "shadowsocks"
+version := "4.0.1"
+versionCode := Some(176)
+
+proguardOptions ++=
+  "-keep class com.github.shadowsocks.JniHelper { *; }" ::
+  "-dontwarn com.google.android.gms.internal.**" ::
+  "-dontwarn com.j256.ormlite.**" ::
+  "-dontwarn okio.**" ::
+  "-dontwarn org.xbill.**" ::
+  Nil
+
+resConfigs := Seq("ja", "ru", "zh-rCN", "zh-rTW")
+
+val playServicesVersion = "10.0.1"
+resolvers += Resolver.jcenterRepo
+libraryDependencies ++=
+  "com.futuremind.recyclerfastscroll" % "fastscroll" % "0.2.5" ::
+  "com.evernote" % "android-job" % "1.1.5" ::
+  "com.github.jorgecastilloprz" % "fabprogresscircle" % "1.01" ::
+  "com.google.android.gms" % "play-services-ads" % playServicesVersion ::
+  "com.google.android.gms" % "play-services-analytics" % playServicesVersion ::
+  "com.google.android.gms" % "play-services-gcm" % playServicesVersion ::
+  "com.j256.ormlite" % "ormlite-android" % "5.0" ::
+  "com.mikepenz" % "crossfader" % "1.5.0" ::
+  "com.mikepenz" % "fastadapter" % "2.1.6" ::
+  "com.mikepenz" % "iconics-core" % "2.8.2" ::
+  "com.mikepenz" % "materialdrawer" % "5.8.1" ::
+  "com.mikepenz" % "materialize" % "1.0.0" ::
+  "com.squareup.okhttp3" % "okhttp" % "3.6.0" ::
+  "com.twofortyfouram" % "android-plugin-api-for-locale" % "1.0.2" ::
+  "dnsjava" % "dnsjava" % "2.1.8" ::
+  "eu.chainfire" % "libsuperuser" % "1.0.0.201608240809" ::
+  "net.glxn.qrgen" % "android" % "2.0" ::
+  Nil

mobile/src/main/AndroidManifest.xml

@@ -2,7 +2,6 @@
           xmlns:tools="http://schemas.android.com/tools" package="com.github.shadowsocks">
 
     <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.NFC" />
 
@@ -18,15 +17,10 @@
             android:targetSdkVersion="25"/>
 
     <application
-            android:allowBackup="true"
-            android:extractNativeLibs="false"
             android:name=".ShadowsocksApplication"
-            android:hardwareAccelerated="true"
             android:icon="@mipmap/ic_launcher"
-            android:roundIcon="@mipmap/ic_launcher"
             android:backupAgent=".ShadowsocksBackupAgent"
             android:label="@string/app_name"
-            android:theme="@style/Theme.Material"
             android:banner="@drawable/ic_start_connected">
 
         <meta-data android:name="com.google.android.gms.version"

mobile/src/main/assets/acl/bypass-china.acl

@@ -4780,6 +4780,7 @@
 ^(.*\.)?googlezip\.net$
 ^(.*\.)?gvt0\.com$
 ^(.*\.)?gvt1\.com$
+^(.*\.)?gvt2\.com$
 ^(.*\.)?gvt3\.com$
 ^(.*\.)?html5rocks\.com$
 ^(.*\.)?iam\.soy$

mobile/src/main/assets/acl/bypass-lan-china.acl

@@ -4794,6 +4794,7 @@
 ^(.*\.)?googlezip\.net$
 ^(.*\.)?gvt0\.com$
 ^(.*\.)?gvt1\.com$
+^(.*\.)?gvt2\.com$
 ^(.*\.)?gvt3\.com$
 ^(.*\.)?html5rocks\.com$
 ^(.*\.)?iam\.soy$

mobile/src/main/assets/acl/gfwlist.acl

@@ -363,6 +363,7 @@
 (^|\.)googlezip\.net$
 (^|\.)gvt0\.com$
 (^|\.)gvt1\.com$
+(^|\.)gvt2\.com$
 (^|\.)gvt3\.com$
 (^|\.)html5rocks\.com$
 (^|\.)iam\.soy$

mobile/src/main/assets/pages/about.html

@@ -298,8 +298,8 @@ along with this program. If not, see <a href="http://www.gnu.org/licenses/">http
     <li>shadowsocks-libev: <a href="https://github.com/shadowsocks/shadowsocks-libev/blob/master/LICENSE">GPLv3</a></li>
     <li>pdnsd: <a href="https://github.com/shadowsocks/shadowsocks-android/blob/master/src/main/jni/pdnsd/COPYING">GPLv3</a></li>
     <li>libev: <a href="https://github.com/shadowsocks/shadowsocks-libev/blob/master/libev/LICENSE">GPLv2</a></li>
-    <li>kcptun: <a href="https://github.com/xtaci/kcptun/commits/master/LICENSE.md">MIT</a></li>
     <li>libsodium: <a href="https://github.com/jedisct1/libsodium/blob/master/LICENSE">ISC</a></li>
+    <li>libudns: <a href="https://github.com/shadowsocks/libudns/blob/master/COPYING.LGPL">LGPL</a></li>
 </ul>
 
 </body>

mobile/src/main/java/com/github/shadowsocks/JniHelper.java

@@ -38,13 +38,23 @@
 
 package com.github.shadowsocks;
 
-public class System {
-  static {
-    java.lang.System.loadLibrary("system");
-  }
+import android.os.Build;
+import android.system.ErrnoException;
 
-  public static native int exec(String cmd);
-  public static native String getABI();
-  public static native int sendfd(int fd, String path);
-  public static native void jniclose(int fd);
+public class JniHelper {
+    static {
+        System.loadLibrary("jni-helper");
+    }
+
+    @Deprecated // Use Process.destroy() since API 24
+    public static void sigtermCompat(Process process) throws Exception {
+        if (Build.VERSION.SDK_INT >= 24) throw new UnsupportedOperationException("Never call this method in OpenJDK!");
+        int errno = sigterm(process);
+        if (errno != 0) throw Build.VERSION.SDK_INT >= 21
+                ? new ErrnoException("kill", errno) : new Exception("kill failed: " + errno);
+    }
+
+    private static native int sigterm(Process process);
+    public static native int sendFd(int fd, String path);
+    public static native void close(int fd);
 }

mobile/src/main/java/com/github/shadowsocks/utils/Commandline.java

@@ -0,0 +1,155 @@
+package com.github.shadowsocks.utils;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.StringTokenizer;
+
+/**
+ * Commandline objects help handling command lines specifying processes to
+ * execute.
+ *
+ * The class can be used to define a command line as nested elements or as a
+ * helper to define a command line by an application.
+ * <p>
+ * <code>
+ * &lt;someelement&gt;<br>
+ * &nbsp;&nbsp;&lt;acommandline executable="/executable/to/run"&gt;<br>
+ * &nbsp;&nbsp;&nbsp;&nbsp;&lt;argument value="argument 1" /&gt;<br>
+ * &nbsp;&nbsp;&nbsp;&nbsp;&lt;argument line="argument_1 argument_2 argument_3" /&gt;<br>
+ * &nbsp;&nbsp;&nbsp;&nbsp;&lt;argument value="argument 4" /&gt;<br>
+ * &nbsp;&nbsp;&lt;/acommandline&gt;<br>
+ * &lt;/someelement&gt;<br>
+ * </code>
+ *
+ * Based on: https://github.com/apache/ant/blob/588ce1f/src/main/org/apache/tools/ant/types/Commandline.java
+ *
+ * Adds support for escape character '\'.
+ *
+ * @author Mygod
+ */
+public final class Commandline {
+    private Commandline() { }
+
+    /**
+     * Quote the parts of the given array in way that makes them
+     * usable as command line arguments.
+     * @param args the list of arguments to quote.
+     * @return empty string for null or no command, else every argument split
+     * by spaces and quoted by quoting rules.
+     */
+    public static String toString(Iterable<String> args) {
+        // empty path return empty string
+        if (args == null) {
+            return "";
+        }
+        // path containing one or more elements
+        final StringBuilder result = new StringBuilder();
+        for (String arg : args) {
+            if (result.length() > 0) result.append(' ');
+            for (int j = 0; j < arg.length(); ++j) {
+                char ch = arg.charAt(j);
+                switch (ch) {
+                    case ' ': case '\\': case '"': case '\'': result.append('\\');  // intentionally no break
+                    default: result.append(ch);
+                }
+            }
+        }
+        return result.toString();
+    }
+    /**
+     * Quote the parts of the given array in way that makes them
+     * usable as command line arguments.
+     * @param args the list of arguments to quote.
+     * @return empty string for null or no command, else every argument split
+     * by spaces and quoted by quoting rules.
+     */
+    public static String toString(String[] args) {
+        return toString(Arrays.asList(args));   // thanks to Java, arrays aren't iterable
+    }
+
+    /**
+     * Crack a command line.
+     * @param toProcess the command line to process.
+     * @return the command line broken into strings.
+     * An empty or null toProcess parameter results in a zero sized array.
+     */
+    public static String[] translateCommandline(String toProcess) {
+        if (toProcess == null || toProcess.length() == 0) {
+            //no command? no string
+            return new String[0];
+        }
+        // parse with a simple finite state machine
+
+        final int normal = 0;
+        final int inQuote = 1;
+        final int inDoubleQuote = 2;
+        int state = normal;
+        final StringTokenizer tok = new StringTokenizer(toProcess, "\\\"\' ", true);
+        final ArrayList<String> result = new ArrayList<>();
+        final StringBuilder current = new StringBuilder();
+        boolean lastTokenHasBeenQuoted = false;
+        boolean lastTokenIsSlash = false;
+
+        while (tok.hasMoreTokens()) {
+            String nextTok = tok.nextToken();
+            switch (state) {
+                case inQuote:
+                    if ("\'".equals(nextTok)) {
+                        lastTokenHasBeenQuoted = true;
+                        state = normal;
+                    } else {
+                        current.append(nextTok);
+                    }
+                    break;
+                case inDoubleQuote:
+                    if ("\"".equals(nextTok)) {
+                        if (lastTokenIsSlash) {
+                            current.append(nextTok);
+                            lastTokenIsSlash = false;
+                        } else {
+                            lastTokenHasBeenQuoted = true;
+                            state = normal;
+                        }
+                    } else if ("\\".equals(nextTok)) {
+                        if (lastTokenIsSlash) {
+                            current.append(nextTok);
+                            lastTokenIsSlash = false;
+                        } else lastTokenIsSlash = true;
+                    } else {
+                        if (lastTokenIsSlash) {
+                            current.append("\\");   // unescaped
+                            lastTokenIsSlash = false;
+                        }
+                        current.append(nextTok);
+                    }
+                    break;
+                default:
+                    if (lastTokenIsSlash) {
+                        current.append(nextTok);
+                        lastTokenIsSlash = false;
+                    } else if ("\\".equals(nextTok)) lastTokenIsSlash = true; else if ("\'".equals(nextTok)) {
+                        state = inQuote;
+                    } else if ("\"".equals(nextTok)) {
+                        state = inDoubleQuote;
+                    } else if (" ".equals(nextTok)) {
+                        if (lastTokenHasBeenQuoted || current.length() != 0) {
+                            result.add(current.toString());
+                            current.setLength(0);
+                        }
+                    } else {
+                        current.append(nextTok);
+                    }
+                    lastTokenHasBeenQuoted = false;
+                    break;
+            }
+        }
+        if (lastTokenHasBeenQuoted || current.length() != 0) {
+            result.add(current.toString());
+        }
+        if (state == inQuote || state == inDoubleQuote) {
+            throw new IllegalArgumentException("unbalanced quotes in " + toProcess);
+        }
+        if (lastTokenIsSlash) throw new IllegalArgumentException("escape character following nothing in " + toProcess);
+        return result.toArray(new String[result.size()]);
+    }
+}

mobile/src/main/jni/Android.mk

@@ -16,6 +16,8 @@
 LOCAL_PATH := $(call my-dir)
 ROOT_PATH := $(LOCAL_PATH)
 
+BUILD_SHARED_EXECUTABLE := $(LOCAL_PATH)/build-shared-executable.mk
+
 ########################################################
 ## libsodium
 ########################################################
@@ -24,176 +26,37 @@ include $(CLEAR_VARS)
 
 SODIUM_SOURCE := \
 	crypto_aead/chacha20poly1305/sodium/aead_chacha20poly1305.c \
-	crypto_auth/crypto_auth.c \
-	crypto_auth/hmacsha256/auth_hmacsha256_api.c \
-	crypto_auth/hmacsha256/cp/hmac_hmacsha256.c \
-	crypto_auth/hmacsha256/cp/verify_hmacsha256.c \
-	crypto_auth/hmacsha512/auth_hmacsha512_api.c \
-	crypto_auth/hmacsha512/cp/hmac_hmacsha512.c \
-	crypto_auth/hmacsha512/cp/verify_hmacsha512.c \
-	crypto_auth/hmacsha512256/auth_hmacsha512256_api.c \
-	crypto_auth/hmacsha512256/cp/hmac_hmacsha512256.c \
-	crypto_auth/hmacsha512256/cp/verify_hmacsha512256.c \
-	crypto_box/crypto_box.c \
-	crypto_box/crypto_box_easy.c \
-	crypto_box/crypto_box_seal.c \
-	crypto_box/curve25519xsalsa20poly1305/box_curve25519xsalsa20poly1305_api.c \
-	crypto_box/curve25519xsalsa20poly1305/ref/after_curve25519xsalsa20poly1305.c \
-	crypto_box/curve25519xsalsa20poly1305/ref/before_curve25519xsalsa20poly1305.c \
-	crypto_box/curve25519xsalsa20poly1305/ref/box_curve25519xsalsa20poly1305.c \
-	crypto_box/curve25519xsalsa20poly1305/ref/keypair_curve25519xsalsa20poly1305.c \
-	crypto_core/hsalsa20/ref2/core_hsalsa20.c \
-	crypto_core/hsalsa20/core_hsalsa20_api.c \
 	crypto_core/salsa20/ref/core_salsa20.c \
-	crypto_core/salsa20/core_salsa20_api.c \
-	crypto_generichash/crypto_generichash.c \
-	crypto_generichash/blake2/generichash_blake2_api.c \
-	crypto_generichash/blake2/ref/blake2-impl.h \
-	crypto_generichash/blake2/ref/blake2.h \
 	crypto_generichash/blake2/ref/blake2b-compress-ref.c \
-	crypto_generichash/blake2/ref/blake2b-load-sse2.h \
-	crypto_generichash/blake2/ref/blake2b-load-sse41.h \
 	crypto_generichash/blake2/ref/blake2b-ref.c \
-	crypto_generichash/blake2/ref/blake2b-round.h \
 	crypto_generichash/blake2/ref/generichash_blake2b.c \
-	crypto_hash/crypto_hash.c \
-	crypto_hash/sha256/hash_sha256_api.c \
-	crypto_hash/sha256/cp/hash_sha256.c \
-	crypto_hash/sha512/hash_sha512_api.c \
-	crypto_hash/sha512/cp/hash_sha512.c \
-	crypto_onetimeauth/crypto_onetimeauth.c \
 	crypto_onetimeauth/poly1305/onetimeauth_poly1305.c \
-	crypto_onetimeauth/poly1305/onetimeauth_poly1305.h \
-	crypto_onetimeauth/poly1305/donna/poly1305_donna.h \
-	crypto_onetimeauth/poly1305/donna/poly1305_donna32.h \
-	crypto_onetimeauth/poly1305/donna/poly1305_donna64.h \
 	crypto_onetimeauth/poly1305/donna/poly1305_donna.c \
-	crypto_pwhash/scryptsalsa208sha256/crypto_scrypt-common.c \
-	crypto_pwhash/scryptsalsa208sha256/crypto_scrypt.h \
-	crypto_pwhash/scryptsalsa208sha256/scrypt_platform.c \
-	crypto_pwhash/scryptsalsa208sha256/pbkdf2-sha256.c \
-	crypto_pwhash/scryptsalsa208sha256/pbkdf2-sha256.h \
-	crypto_pwhash/scryptsalsa208sha256/pwhash_scryptsalsa208sha256.c \
-	crypto_pwhash/scryptsalsa208sha256/sysendian.h \
-	crypto_pwhash/scryptsalsa208sha256/nosse/pwhash_scryptsalsa208sha256_nosse.c \
-	crypto_scalarmult/crypto_scalarmult.c \
+	crypto_pwhash/crypto_pwhash.c \
+	crypto_pwhash/argon2/argon2-core.c \
+	crypto_pwhash/argon2/argon2.c \
+	crypto_pwhash/argon2/argon2-encoding.c \
+	crypto_pwhash/argon2/argon2-fill-block-ref.c \
+	crypto_pwhash/argon2/blake2b-long.c \
+	crypto_pwhash/argon2/pwhash_argon2i.c \
 	crypto_scalarmult/curve25519/scalarmult_curve25519.c \
-	crypto_scalarmult/curve25519/scalarmult_curve25519.h \
-	crypto_secretbox/crypto_secretbox.c \
-	crypto_secretbox/crypto_secretbox_easy.c \
-	crypto_secretbox/xsalsa20poly1305/secretbox_xsalsa20poly1305_api.c \
-	crypto_secretbox/xsalsa20poly1305/ref/box_xsalsa20poly1305.c \
-	crypto_shorthash/crypto_shorthash.c \
-	crypto_shorthash/siphash24/shorthash_siphash24_api.c \
-	crypto_shorthash/siphash24/ref/shorthash_siphash24.c \
-	crypto_sign/crypto_sign.c \
-	crypto_sign/ed25519/ref10/base.h \
-	crypto_sign/ed25519/ref10/base2.h \
-	crypto_sign/ed25519/sign_ed25519_api.c \
-	crypto_sign/ed25519/ref10/d.h \
-	crypto_sign/ed25519/ref10/d2.h \
-	crypto_sign/ed25519/ref10/fe.h \
-	crypto_sign/ed25519/ref10/fe_0.c \
-	crypto_sign/ed25519/ref10/fe_1.c \
-	crypto_sign/ed25519/ref10/fe_add.c \
-	crypto_sign/ed25519/ref10/fe_cmov.c \
-	crypto_sign/ed25519/ref10/fe_copy.c \
-	crypto_sign/ed25519/ref10/fe_frombytes.c \
-	crypto_sign/ed25519/ref10/fe_invert.c \
-	crypto_sign/ed25519/ref10/fe_isnegative.c \
-	crypto_sign/ed25519/ref10/fe_isnonzero.c \
-	crypto_sign/ed25519/ref10/fe_mul.c \
-	crypto_sign/ed25519/ref10/fe_neg.c \
-	crypto_sign/ed25519/ref10/fe_pow22523.c \
-	crypto_sign/ed25519/ref10/fe_sq.c \
-	crypto_sign/ed25519/ref10/fe_sq2.c \
-	crypto_sign/ed25519/ref10/fe_sub.c \
-	crypto_sign/ed25519/ref10/fe_tobytes.c \
-	crypto_sign/ed25519/ref10/ge.h \
-	crypto_sign/ed25519/ref10/ge_add.c \
-	crypto_sign/ed25519/ref10/ge_add.h \
-	crypto_sign/ed25519/ref10/ge_double_scalarmult.c \
-	crypto_sign/ed25519/ref10/ge_frombytes.c \
-	crypto_sign/ed25519/ref10/ge_madd.c \
-	crypto_sign/ed25519/ref10/ge_madd.h \
-	crypto_sign/ed25519/ref10/ge_msub.c \
-	crypto_sign/ed25519/ref10/ge_msub.h \
-	crypto_sign/ed25519/ref10/ge_p1p1_to_p2.c \
-	crypto_sign/ed25519/ref10/ge_p1p1_to_p3.c \
-	crypto_sign/ed25519/ref10/ge_p2_0.c \
-	crypto_sign/ed25519/ref10/ge_p2_dbl.c \
-	crypto_sign/ed25519/ref10/ge_p2_dbl.h \
-	crypto_sign/ed25519/ref10/ge_p3_0.c \
-	crypto_sign/ed25519/ref10/ge_p3_dbl.c \
-	crypto_sign/ed25519/ref10/ge_p3_to_cached.c \
-	crypto_sign/ed25519/ref10/ge_p3_to_p2.c \
-	crypto_sign/ed25519/ref10/ge_p3_tobytes.c \
-	crypto_sign/ed25519/ref10/ge_precomp_0.c \
-	crypto_sign/ed25519/ref10/ge_scalarmult_base.c \
-	crypto_sign/ed25519/ref10/ge_sub.c \
-	crypto_sign/ed25519/ref10/ge_sub.h \
-	crypto_sign/ed25519/ref10/ge_tobytes.c \
-	crypto_sign/ed25519/ref10/keypair.c \
-	crypto_sign/ed25519/ref10/open.c \
-	crypto_sign/ed25519/ref10/pow22523.h \
-	crypto_sign/ed25519/ref10/pow225521.h \
-	crypto_sign/ed25519/ref10/sc.h \
-	crypto_sign/ed25519/ref10/sc_muladd.c \
-	crypto_sign/ed25519/ref10/sc_reduce.c \
-	crypto_sign/ed25519/ref10/sign.c \
-	crypto_sign/ed25519/ref10/sqrtm1.h \
-	crypto_stream/crypto_stream.c \
 	crypto_stream/chacha20/stream_chacha20.c \
-	crypto_stream/chacha20/stream_chacha20.h \
-	crypto_stream/chacha20/ref/stream_chacha20_ref.h \
 	crypto_stream/chacha20/ref/stream_chacha20_ref.c \
-	crypto_stream/salsa20/stream_salsa20_api.c \
-	crypto_stream/xsalsa20/stream_xsalsa20_api.c \
-	crypto_stream/xsalsa20/ref/stream_xsalsa20.c \
-	crypto_stream/xsalsa20/ref/xor_xsalsa20.c \
-	crypto_verify/16/verify_16_api.c \
+	crypto_stream/salsa20/ref/stream_salsa20_ref.c \
+	crypto_stream/salsa20/ref/xor_salsa20_ref.c \
 	crypto_verify/16/ref/verify_16.c \
-	crypto_verify/32/verify_32_api.c \
-	crypto_verify/32/ref/verify_32.c \
-	crypto_verify/64/verify_64_api.c \
-	crypto_verify/64/ref/verify_64.c \
 	randombytes/randombytes.c \
+	randombytes/sysrandom/randombytes_sysrandom.c \
 	sodium/core.c \
 	sodium/runtime.c \
 	sodium/utils.c \
 	sodium/version.c
 
-SODIUM_SOURCE += \
-	crypto_scalarmult/curve25519/ref10/curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/curve25519_ref10.h \
-	crypto_scalarmult/curve25519/ref10/fe.h \
-	crypto_scalarmult/curve25519/ref10/fe_0_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_1_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_add_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_copy_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_cswap_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_frombytes_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_invert_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_mul_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_mul121666_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_sq_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_sub_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/fe_tobytes_curve25519_ref10.c \
-	crypto_scalarmult/curve25519/ref10/montgomery.h \
-	crypto_scalarmult/curve25519/ref10/pow225521.h
-
-SODIUM_SOURCE += \
-	crypto_stream/salsa20/ref/stream_salsa20_ref.c \
-	crypto_stream/salsa20/ref/xor_salsa20_ref.c
-
-SODIUM_SOURCE += \
-	randombytes/sysrandom/randombytes_sysrandom.c
-
 LOCAL_MODULE := sodium
-LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include \
+LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/libsodium/src/libsodium/include \
 				-I$(LOCAL_PATH)/include \
 				-I$(LOCAL_PATH)/include/sodium \
-				-I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include/sodium \
+				-I$(LOCAL_PATH)/libsodium/src/libsodium/include/sodium \
 				-DPACKAGE_NAME=\"libsodium\" -DPACKAGE_TARNAME=\"libsodium\" \
 				-DPACKAGE_VERSION=\"1.0.7\" -DPACKAGE_STRING=\"libsodium\ 1.0.7\" \
 				-DPACKAGE_BUGREPORT=\"https://github.com/jedisct1/libsodium/issues\" \
@@ -209,7 +72,7 @@ LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/in
 				-DHAVE_WEAK_SYMBOLS=1 -DHAVE_ARC4RANDOM=1 -DHAVE_ARC4RANDOM_BUF=1 \
 				-DHAVE_MLOCK=1 -DHAVE_MPROTECT=1 -DHAVE_POSIX_MEMALIGN=1
 
-LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libsodium/src/libsodium/,$(SODIUM_SOURCE))
+LOCAL_SRC_FILES := $(addprefix libsodium/src/libsodium/,$(SODIUM_SOURCE))
 
 include $(BUILD_STATIC_LIBRARY)
 
@@ -273,7 +136,7 @@ LOCAL_MODULE := libipset
 LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/shadowsocks-libev/libipset/include \
 				-I$(LOCAL_PATH)/shadowsocks-libev/libcork/include
 
-LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libipset/,$(IPSET_SOURCE))
+LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libipset/src/libipset/,$(IPSET_SOURCE))
 
 include $(BUILD_STATIC_LIBRARY)
 
@@ -300,7 +163,7 @@ LOCAL_MODULE := libcork
 LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/shadowsocks-libev/libcork/include \
 				-DCORK_API=CORK_LOCAL
 
-LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libcork/,$(CORK_SOURCE))
+LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libcork/src/libcork/,$(CORK_SOURCE))
 
 include $(BUILD_STATIC_LIBRARY)
 
@@ -316,10 +179,10 @@ UDNS_SOURCES := udns_dn.c udns_dntosp.c udns_parse.c udns_resolver.c udns_init.c
 	udns_rr_srv.c udns_rr_naptr.c udns_codes.c udns_jran.c
 
 LOCAL_MODULE := libudns
-LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/shadowsocks-libev/libudns \
+LOCAL_CFLAGS += -O2 -I$(LOCAL_PATH)/libudns \
 				-DHAVE_DECL_INET_NTOP
 
-LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/libudns/,$(UDNS_SOURCES))
+LOCAL_SRC_FILES := $(addprefix libudns/,$(UDNS_SOURCES))
 
 include $(BUILD_STATIC_LIBRARY)
 
@@ -333,8 +196,8 @@ LOCAL_MODULE := libev
 LOCAL_CFLAGS += -O2 -DNDEBUG -DHAVE_CONFIG_H \
 				-I$(LOCAL_PATH)/include/libev
 LOCAL_SRC_FILES := \
-	shadowsocks-libev/libev/ev.c \
-	shadowsocks-libev/libev/event.c 
+	libev/ev.c \
+	libev/event.c 
 
 include $(BUILD_STATIC_LIBRARY)
 
@@ -358,7 +221,7 @@ LOCAL_CFLAGS := -O2 -std=gnu99 -DUSE_IPTABLES \
 	-I$(LOCAL_PATH)/libevent/include \
 	-I$(LOCAL_PATH)/libevent
 
-include $(BUILD_EXECUTABLE)
+include $(BUILD_SHARED_EXECUTABLE)
 
 ########################################################
 ## pdnsd
@@ -375,7 +238,7 @@ LOCAL_CFLAGS    := -DANDROID -Wall -O2 -I$(LOCAL_PATH)/pdnsd \
 LOCAL_STATIC_LIBRARIES := libancillary
 LOCAL_LDLIBS := -llog
 
-include $(BUILD_EXECUTABLE)
+include $(BUILD_SHARED_EXECUTABLE)
 
 ########################################################
 ## shadowsocks-libev local
@@ -383,9 +246,11 @@ include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
 
-SHADOWSOCKS_SOURCES := local.c cache.c udprelay.c encrypt.c \
-	utils.c netutils.c json.c jconf.c acl.c http.c tls.c rule.c \
-	obfs_http.c obfs_tls.c base64.c \
+SHADOWSOCKS_SOURCES := local.c \
+	cache.c udprelay.c utils.c netutils.c json.c jconf.c \
+	acl.c http.c tls.c rule.c \
+	crypto.c aead.c stream.c base64.c \
+	plugin.c \
 	android.c
 
 LOCAL_MODULE    := ss-local
@@ -398,19 +263,19 @@ LOCAL_CFLAGS    := -Wall -O2 -fno-strict-aliasing -DMODULE_LOCAL \
 					-I$(LOCAL_PATH)/libancillary \
 					-I$(LOCAL_PATH)/mbedtls/include  \
 					-I$(LOCAL_PATH)/pcre \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libudns \
+					-I$(LOCAL_PATH)/libudns \
 					-I$(LOCAL_PATH)/shadowsocks-libev/libcork/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include/sodium \
+					-I$(LOCAL_PATH)/libsodium/src/libsodium/include \
+					-I$(LOCAL_PATH)/libsodium/src/libsodium/include/sodium \
 					-I$(LOCAL_PATH)/shadowsocks-libev/libipset/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libev
+					-I$(LOCAL_PATH)/libev
 
 LOCAL_STATIC_LIBRARIES := libev libmbedtls libipset libcork libudns \
 	libsodium libancillary libpcre
 
 LOCAL_LDLIBS := -llog
 
-include $(BUILD_EXECUTABLE)
+include $(BUILD_SHARED_EXECUTABLE)
 
 ########################################################
 ## shadowsocks-libev tunnel
@@ -418,7 +283,11 @@ include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
 
-SHADOWSOCKS_SOURCES := tunnel.c cache.c udprelay.c encrypt.c utils.c netutils.c json.c jconf.c android.c obfs_http.c obfs_tls.c base64.c
+SHADOWSOCKS_SOURCES := tunnel.c \
+	cache.c udprelay.c utils.c netutils.c json.c jconf.c \
+	crypto.c aead.c stream.c base64.c \
+	plugin.c \
+	android.c
 
 LOCAL_MODULE    := ss-tunnel
 LOCAL_SRC_FILES := $(addprefix shadowsocks-libev/src/, $(SHADOWSOCKS_SOURCES))
@@ -427,31 +296,31 @@ LOCAL_CFLAGS    := -Wall -O2 -fno-strict-aliasing -DMODULE_TUNNEL \
 					-DCONNECT_IN_PROGRESS=EINPROGRESS \
 					-I$(LOCAL_PATH)/libancillary \
 					-I$(LOCAL_PATH)/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libudns \
+					-I$(LOCAL_PATH)/libudns \
 					-I$(LOCAL_PATH)/shadowsocks-libev/libcork/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libsodium/src/libsodium/include/sodium \
+					-I$(LOCAL_PATH)/libsodium/src/libsodium/include \
+					-I$(LOCAL_PATH)/libsodium/src/libsodium/include/sodium \
 					-I$(LOCAL_PATH)/mbedtls/include \
-					-I$(LOCAL_PATH)/shadowsocks-libev/libev \
+					-I$(LOCAL_PATH)/libev \
 					-I$(LOCAL_PATH)/include/shadowsocks-libev
 
 LOCAL_STATIC_LIBRARIES := libev libmbedtls libsodium libcork libudns libancillary
 
 LOCAL_LDLIBS := -llog
 
-include $(BUILD_EXECUTABLE)
+include $(BUILD_SHARED_EXECUTABLE)
 
 ########################################################
-## system
+## jni-helper
 ########################################################
 
 include $(CLEAR_VARS)
 
-LOCAL_MODULE:= system
+LOCAL_MODULE:= jni-helper
 
 LOCAL_C_INCLUDES:= $(LOCAL_PATH)/libancillary
 
-LOCAL_SRC_FILES:= system.cpp
+LOCAL_SRC_FILES:= jni-helper.cpp
 
 LOCAL_LDLIBS := -ldl -llog
 
@@ -550,7 +419,7 @@ LOCAL_LDLIBS := -ldl -llog
 
 LOCAL_SRC_FILES := $(addprefix badvpn/, $(TUN2SOCKS_SOURCES))
 
-include $(BUILD_EXECUTABLE)
+include $(BUILD_SHARED_EXECUTABLE)
 
 ########################################################
 ## mbed TLS 
@@ -574,7 +443,7 @@ include $(BUILD_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)
 
-LOCAL_MODULE := pcre 
+LOCAL_MODULE := pcre
 
 LOCAL_CFLAGS += -DHAVE_CONFIG_H
 

mobile/src/main/jni/Application.mk

@@ -1,4 +1,4 @@
 APP_ABI      			:= armeabi-v7a x86
-APP_PLATFORM 			:= android-16
+APP_PLATFORM 			:= android-19
 APP_STL      			:= stlport_static
 NDK_TOOLCHAIN_VERSION 	:= clang

mobile/src/main/jni/build-shared-executable.mk

@@ -0,0 +1,31 @@
+# Copyright (C) 2009 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.
+#
+# this file is included from Android.mk files to build a target-specific
+# executable program
+#
+# Modified by @Mygod, based on:
+#   https://android.googlesource.com/platform/ndk/+/f2e98f8c066aed59caf61163d4b87c2b858f9814/build/core/build-shared-library.mk
+#   https://android.googlesource.com/platform/ndk/+/f2e98f8c066aed59caf61163d4b87c2b858f9814/build/core/build-executable.mk
+LOCAL_BUILD_SCRIPT := BUILD_EXECUTABLE
+LOCAL_MAKEFILE     := $(local-makefile)
+$(call check-defined-LOCAL_MODULE,$(LOCAL_BUILD_SCRIPT))
+$(call check-LOCAL_MODULE,$(LOCAL_MAKEFILE))
+$(call check-LOCAL_MODULE_FILENAME)
+# we are building target objects
+my := TARGET_
+$(call handle-module-filename,lib,$(TARGET_SONAME_EXTENSION))
+$(call handle-module-built)
+LOCAL_MODULE_CLASS := EXECUTABLE
+include $(BUILD_SYSTEM)/build-module.mk

mobile/src/main/jni/jni-helper.cpp

@@ -1,12 +1,14 @@
-#define LOG_TAG "Shadowsocks"
+#define LOG_TAG "JniHelper"
 
 #include "jni.h"
 #include <android/log.h>
+#include <sys/system_properties.h>
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <errno.h>
-#include <cpu-features.h>
+#include <signal.h>
 
 #include <sys/un.h>
 #include <sys/stat.h>
@@ -17,54 +19,33 @@
 #define LOGI(...) do { __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__); } while(0)
 #define LOGW(...) do { __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__); } while(0)
 #define LOGE(...) do { __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__); } while(0)
+#define THROW(env, clazz, msg) do { env->ThrowNew(env->FindClass(clazz), msg); } while (0)
 
-jstring Java_com_github_shadowsocks_system_getabi(JNIEnv *env, jobject thiz) {
-  AndroidCpuFamily family = android_getCpuFamily();
-  uint64_t features = android_getCpuFeatures();
-  const char *abi;
+static jclass ProcessImpl;
+static jfieldID ProcessImpl_pid;
 
-  if (family == ANDROID_CPU_FAMILY_X86) {
-    abi = "x86";
-  } else if (family == ANDROID_CPU_FAMILY_MIPS) {
-    abi = "mips";
-  } else if (family == ANDROID_CPU_FAMILY_ARM) {
-    // if (features & ANDROID_CPU_ARM_FEATURE_ARMv7) {
-    abi = "armeabi-v7a";
-    // } else {
-    //   abi = "armeabi";
-    // }
-  }
-  return env->NewStringUTF(abi);
+static int sdk_version() {
+    char version[PROP_VALUE_MAX + 1];
+    __system_property_get("ro.build.version.sdk", version);
+    return atoi(version);
 }
 
-jint Java_com_github_shadowsocks_system_exec(JNIEnv *env, jobject thiz, jstring cmd) {
-    const char *cmd_str  = env->GetStringUTFChars(cmd, 0);
-
-    pid_t pid;
-
-    /*  Fork off the parent process */
-    pid = fork();
-    if (pid < 0) {
-        env->ReleaseStringUTFChars(cmd, cmd_str);
+jint Java_com_github_shadowsocks_jnihelper_sigterm(JNIEnv *env, jobject thiz, jobject process) {
+    if (!env->IsInstanceOf(process, ProcessImpl)) {
+        THROW(env, "java/lang/ClassCastException",
+                   "Unsupported process object. Only java.lang.ProcessManager$ProcessImpl is accepted.");
         return -1;
     }
-
-    if (pid > 0) {
-        env->ReleaseStringUTFChars(cmd, cmd_str);
-        return pid;
-    }
-
-    execl("/system/bin/sh", "sh", "-c", cmd_str, NULL);
-    env->ReleaseStringUTFChars(cmd, cmd_str);
-
-    return 1;
+    jint pid = env->GetIntField(process, ProcessImpl_pid);
+    // Suppress "No such process" errors. We just want the process killed. It's fine if it's already killed.
+    return kill(pid, SIGTERM) == -1 && errno != ESRCH ? errno : 0;
 }
 
-void Java_com_github_shadowsocks_system_jniclose(JNIEnv *env, jobject thiz, jint fd) {
+void Java_com_github_shadowsocks_jnihelper_close(JNIEnv *env, jobject thiz, jint fd) {
     close(fd);
 }
 
-jint Java_com_github_shadowsocks_system_sendfd(JNIEnv *env, jobject thiz, jint tun_fd, jstring path) {
+jint Java_com_github_shadowsocks_jnihelper_sendfd(JNIEnv *env, jobject thiz, jint tun_fd, jstring path) {
     int fd;
     struct sockaddr_un addr;
     const char *sock_str  = env->GetStringUTFChars(path, 0);
@@ -95,17 +76,15 @@ jint Java_com_github_shadowsocks_system_sendfd(JNIEnv *env, jobject thiz, jint t
     return 0;
 }
 
-static const char *classPathName = "com/github/shadowsocks/System";
+static const char *classPathName = "com/github/shadowsocks/JniHelper";
 
 static JNINativeMethod method_table[] = {
-    { "jniclose", "(I)V",
-        (void*) Java_com_github_shadowsocks_system_jniclose },
-    { "sendfd", "(ILjava/lang/String;)I",
-        (void*) Java_com_github_shadowsocks_system_sendfd },
-    { "exec", "(Ljava/lang/String;)I",
-        (void*) Java_com_github_shadowsocks_system_exec },
-    { "getABI", "()Ljava/lang/String;",
-        (void*) Java_com_github_shadowsocks_system_getabi }
+    { "close", "(I)V",
+        (void*) Java_com_github_shadowsocks_jnihelper_close },
+    { "sendFd", "(ILjava/lang/String;)I",
+        (void*) Java_com_github_shadowsocks_jnihelper_sendfd },
+    { "sigterm", "(Ljava/lang/Process;)I",
+        (void*) Java_com_github_shadowsocks_jnihelper_sigterm }
 };
 
 
@@ -161,20 +140,30 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
     jint result = -1;
     JNIEnv* env = NULL;
 
-    LOGI("JNI_OnLoad");
-
-    if (vm->GetEnv(&uenv.venv, JNI_VERSION_1_4) != JNI_OK) {
-        LOGE("ERROR: GetEnv failed");
+    if (vm->GetEnv(&uenv.venv, JNI_VERSION_1_6) != JNI_OK) {
+        THROW(env, "java/lang/RuntimeException", "GetEnv failed");
         goto bail;
     }
     env = uenv.env;
 
     if (registerNatives(env) != JNI_TRUE) {
-        LOGE("ERROR: registerNatives failed");
+        THROW(env, "java/lang/RuntimeException", "registerNativeMethods failed");
         goto bail;
     }
 
-    result = JNI_VERSION_1_4;
+    if (sdk_version() < 24) {
+        if (!(ProcessImpl = env->FindClass("java/lang/ProcessManager$ProcessImpl"))) {
+            THROW(env, "java/lang/RuntimeException", "ProcessManager$ProcessImpl not found");
+            goto bail;
+        }
+        ProcessImpl = (jclass) env->NewGlobalRef((jobject) ProcessImpl);
+        if (!(ProcessImpl_pid = env->GetFieldID(ProcessImpl, "pid", "I"))) {
+            THROW(env, "java/lang/RuntimeException", "ProcessManager$ProcessImpl.pid not found");
+            goto bail;
+        }
+    }
+
+    result = JNI_VERSION_1_6;
 
 bail:
     return result;

mobile/src/main/res/drawable/background_profile.xml

@@ -1,5 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <solid android:color="@color/material_primary_300" />
+            <corners android:radius="4dp"/>
+        </shape>
+    </item>
     <item>
         <selector android:enterFadeDuration="@android:integer/config_mediumAnimTime"
                   android:exitFadeDuration="@android:integer/config_mediumAnimTime">
@@ -9,12 +15,6 @@
                     <corners android:radius="4dp"/>
                 </shape>
             </item>
-            <item>
-                <shape android:shape="rectangle">
-                    <solid android:color="@color/material_primary_300" />
-                    <corners android:radius="4dp"/>
-                </shape>
-            </item>
         </selector>
     </item>
     <item android:left="8dp">

mobile/src/main/res/layout/dialog_acl_rule.xml

@@ -10,5 +10,5 @@
     <EditText android:id="@+id/content"
               android:layout_width="match_parent"
               android:layout_height="wrap_content"
-              android:lines="1"/>
+              android:inputType="textNoSuggestions|textMultiLine"/>
 </LinearLayout>

mobile/src/main/res/layout/icon_list_item_2.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="wrap_content"
+              android:background="?android:attr/selectableItemBackground"
+              android:paddingStart="12dp"
+              android:paddingEnd="12dp">
+    <ImageView android:id="@android:id/icon"
+               android:layout_width="52dp"
+               android:layout_height="52dp"/>
+    <Space android:layout_width="4dp"
+           android:layout_height="wrap_content"/>
+    <LinearLayout android:orientation="vertical"
+                  android:layout_width="0dp"
+                  android:layout_height="wrap_content"
+                  android:layout_weight="1"
+                  android:layout_gravity="center_vertical">
+        <TextView android:id="@android:id/text1"
+                  android:textAppearance="?android:attr/textAppearance"
+                  android:textColor="@android:color/primary_text_light"
+                  android:layout_width="match_parent"
+                  android:layout_height="wrap_content"
+                  android:maxLines="2"
+                  android:ellipsize="end"/>
+        <TextView android:id="@android:id/text2"
+                  android:textAppearance="?android:attr/textAppearanceSmall"
+                  android:layout_width="match_parent"
+                  android:layout_height="wrap_content"
+                  android:maxLines="2"
+                  android:ellipsize="end"/>
+    </LinearLayout>
+</LinearLayout>

mobile/src/main/res/layout/layout_profile.xml

@@ -24,7 +24,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginStart="8dp"
                 android:id="@+id/container">
-                <TextView android:id="@+id/title"
+                <TextView android:id="@android:id/text1"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center_vertical"
@@ -54,27 +54,29 @@
                     android:contentDescription="@string/edit"
                     android:focusable="true"/>
             </LinearLayout>
-            <LinearLayout android:layout_width="match_parent"
+            <RelativeLayout android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginStart="8dp"
-                android:layout_marginTop="4dp"
-                android:id="@+id/details">
-                <TextView android:id="@+id/address"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_weight="1"
-                    android:maxLines="2"
-                    android:ellipsize="end"
-                    android:textAppearance="?android:attr/textAppearanceSmall"
-                    android:textColor="?android:attr/textColorSecondary"/>
+                android:layout_marginTop="4dp">
+                <TextView android:id="@android:id/text2"
+                          android:layout_width="wrap_content"
+                          android:layout_height="wrap_content"
+                          android:layout_alignParentStart="true"
+                          android:layout_toStartOf="@+id/traffic"
+                          android:layout_marginEnd="8dp"
+                          android:maxLines="2"
+                          android:ellipsize="end"
+                          android:textAppearance="?android:attr/textAppearanceSmall"
+                          android:textColor="?android:attr/textColorSecondary"/>
                 <TextView android:id="@+id/traffic"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="bottom"
+                    android:layout_alignParentEnd="true"
                     android:ellipsize="end"
                     android:textAppearance="?android:attr/textAppearanceSmall"
                     android:textColor="?android:attr/textColorSecondary"/>
-            </LinearLayout>
+            </RelativeLayout>
         </LinearLayout>
     </com.github.shadowsocks.widget.BoundedCardView>
 </FrameLayout>