Add apk build

.github/workflows/build.yml

@@ -168,10 +168,18 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch: [x64, x86, arm64, arm]
+        include:
+          - arch: x64
+            abi: x86_64
+          - arch: x86
+            abi: x86
+          - arch: arm64
+            abi: arm64-v8a
+          - arch: arm
+            abi: armeabi-v7a
     env:
       EXTRA_FLAGS: 'target_cpu="${{ matrix.arch }}" target_os="android"'
-      BUNDLE: naiveproxy-${{ github.event.release.tag_name }}-${{ github.job }}-${{ matrix.arch }}
+      BUNDLE: naiveproxy-plugin-${{ github.event.release.tag_name || 'v1' }}-${{ matrix.abi }}.apk
     steps:
       - uses: actions/checkout@v4
       - name: Cache toolchains (Linux, OpenWrt, Android)
@@ -219,20 +227,31 @@ jobs:
       - run: ccache -s
       - run: ./get-android-sys.sh
       - run: ../tests/basic.sh out/Release/naive
-      - name: Pack naiveproxy assets
+      - name: Gradle cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.gradle
+          key: gradle-${{ hashFiles('**/*.gradle.kts') }}
+      - name: Create APK
+        working-directory: apk
+        env:
+          APK_ABI: ${{ matrix.abi }}
+          APK_VERSION_NAME: ${{ github.event.release.tag_name || 'v1' }}
+          KEYSTORE_PASS: ${{ secrets.KEYSTORE_PASS }}
         run: |
-          mkdir ${{ env.BUNDLE }}
+          mkdir -p app/libs/$APK_ABI
-          cp out/Release/naive config.json ../LICENSE ../USAGE.txt ${{ env.BUNDLE }}
+          cp ../src/out/Release/naive app/libs/$APK_ABI/libnaive.so
-          tar cJf ${{ env.BUNDLE }}.tar.xz ${{ env.BUNDLE }}
+          ./gradlew :app:assembleRelease
-          openssl sha256 out/Release/naive >sha256sum.txt
+          openssl sha256 app/build/outputs/apk/release/${{ env.BUNDLE }} >sha256sum.txt
           echo "SHA256SUM=$(cut -d' ' -f2 sha256sum.txt)" >>$GITHUB_ENV
       - uses: actions/upload-artifact@v3
         with:
-          name: ${{ env.BUNDLE }}.tar.xz naive executable sha256 ${{ env.SHA256SUM }}
+          name: ${{ env.BUNDLE }} sha256 ${{ env.SHA256SUM }}
-          path: src/sha256sum.txt
+          path: apk/sha256sum.txt
       - name: Upload naiveproxy assets
         if: ${{ github.event_name == 'release' }}
-        run: gh release upload "${GITHUB_REF##*/}" ${{ env.BUNDLE }}.tar.xz --clobber
+        working-directory: apk/app/build/outputs/apk/release
+        run: gh release upload "${GITHUB_REF##*/}" ${{ env.BUNDLE }} --clobber
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   win:
@@ -394,108 +413,108 @@ jobs:
       matrix:
         include:
           - arch: x86_64
-            openwrt: 'target=x86 subtarget=64'
+            openwrt: "target=x86 subtarget=64"
             target_cpu: x64
           - arch: x86
-            openwrt: 'target=x86 subtarget=generic'
+            openwrt: "target=x86 subtarget=generic"
             target_cpu: x86
           - arch: aarch64_cortex-a53
-            openwrt: 'target=sunxi subtarget=cortexa53'
+            openwrt: "target=sunxi subtarget=cortexa53"
             target_cpu: arm64
             extra: 'arm_cpu="cortex-a53"'
           - arch: aarch64_cortex-a53-static
-            openwrt: 'target=sunxi subtarget=cortexa53'
+            openwrt: "target=sunxi subtarget=cortexa53"
             target_cpu: arm64
             extra: 'arm_cpu="cortex-a53" build_static=true no_madvise_syscall=true'
           - arch: aarch64_cortex-a72
-            openwrt: 'target=mvebu subtarget=cortexa72'
+            openwrt: "target=mvebu subtarget=cortexa72"
             target_cpu: arm64
             extra: 'arm_cpu="cortex-a72"'
           - arch: aarch64_cortex-a72-static
-            openwrt: 'target=mvebu subtarget=cortexa72'
+            openwrt: "target=mvebu subtarget=cortexa72"
             target_cpu: arm64
             extra: 'arm_cpu="cortex-a72" build_static=true no_madvise_syscall=true'
           - arch: aarch64_generic
-            openwrt: 'target=rockchip subtarget=armv8'
+            openwrt: "target=rockchip subtarget=armv8"
             target_cpu: arm64
           - arch: aarch64_generic-static
-            openwrt: 'target=rockchip subtarget=armv8'
+            openwrt: "target=rockchip subtarget=armv8"
             target_cpu: arm64
-            extra: 'build_static=true no_madvise_syscall=true'
+            extra: "build_static=true no_madvise_syscall=true"
           - arch: arm_arm1176jzf-s_vfp
-            openwrt: 'target=bcm27xx subtarget=bcm2708'
+            openwrt: "target=bcm27xx subtarget=bcm2708"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="arm1176jzf-s" arm_fpu="vfp" arm_float_abi="hard" arm_use_neon=false arm_use_thumb=false'
           - arch: arm_arm926ej-s
-            openwrt: 'target=mxs subtarget=generic'
+            openwrt: "target=mxs subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="arm926ej-s" arm_float_abi="soft" arm_use_neon=false arm_use_thumb=false'
           - arch: arm_cortex-a15_neon-vfpv4
-            openwrt: 'target=armsr subtarget=armv7'
+            openwrt: "target=armsr subtarget=armv7"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a15" arm_fpu="neon-vfpv4" arm_float_abi="hard" arm_use_neon=true'
           - arch: arm_cortex-a5_vfpv4
-            openwrt: 'target=at91 subtarget=sama5'
+            openwrt: "target=at91 subtarget=sama5"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a5" arm_fpu="vfpv4" arm_float_abi="hard" arm_use_neon=false'
           - arch: arm_cortex-a7
-            openwrt: 'target=mediatek subtarget=mt7629'
+            openwrt: "target=mediatek subtarget=mt7629"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a7" arm_float_abi="soft" arm_use_neon=false'
           - arch: arm_cortex-a7_neon-vfpv4
-            openwrt: 'target=sunxi subtarget=cortexa7'
+            openwrt: "target=sunxi subtarget=cortexa7"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a7" arm_fpu="neon-vfpv4" arm_float_abi="hard" arm_use_neon=true'
           - arch: arm_cortex-a7_vfpv4
-            openwrt: 'target=at91 subtarget=sama7'
+            openwrt: "target=at91 subtarget=sama7"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a7" arm_fpu="vfpv4" arm_float_abi="hard" arm_use_neon=false'
           - arch: arm_cortex-a7_neon-vfpv4-static
-            openwrt: 'target=sunxi subtarget=cortexa7'
+            openwrt: "target=sunxi subtarget=cortexa7"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a7" arm_fpu="neon-vfpv4" arm_float_abi="hard" arm_use_neon=true build_static=true no_madvise_syscall=true'
           - arch: arm_cortex-a8_vfpv3
-            openwrt: 'target=sunxi subtarget=cortexa8'
+            openwrt: "target=sunxi subtarget=cortexa8"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a8" arm_fpu="vfpv3" arm_float_abi="hard" arm_use_neon=false'
           - arch: arm_cortex-a9
-            openwrt: 'target=bcm53xx subtarget=generic'
+            openwrt: "target=bcm53xx subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a9" arm_float_abi="soft" arm_use_neon=false'
           - arch: arm_cortex-a9-static
-            openwrt: 'target=bcm53xx subtarget=generic'
+            openwrt: "target=bcm53xx subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a9" arm_float_abi="soft" arm_use_neon=false build_static=true no_madvise_syscall=true'
           - arch: arm_cortex-a9_neon
-            openwrt: 'target=zynq subtarget=generic'
+            openwrt: "target=zynq subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a9" arm_fpu="neon" arm_float_abi="hard" arm_use_neon=true'
           - arch: arm_cortex-a9_vfpv3-d16
-            openwrt: 'target=tegra subtarget=generic'
+            openwrt: "target=tegra subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="cortex-a9" arm_fpu="vfpv3-d16" arm_float_abi="hard" arm_use_neon=false'
           - arch: arm_mpcore
-            openwrt: 'target=oxnas subtarget=ox820'
+            openwrt: "target=oxnas subtarget=ox820"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="mpcore" arm_float_abi="soft" arm_use_neon=false arm_use_thumb=false'
           - arch: arm_xscale
-            openwrt: 'target=kirkwood subtarget=generic'
+            openwrt: "target=kirkwood subtarget=generic"
             target_cpu: arm
             extra: 'arm_version=0 arm_cpu="xscale" arm_float_abi="soft" arm_use_neon=false arm_use_thumb=false'
           - arch: mipsel_24kc
-            openwrt: 'target=ramips subtarget=rt305x'
+            openwrt: "target=ramips subtarget=rt305x"
             target_cpu: mipsel
             extra: 'mips_arch_variant="r2" mips_float_abi="soft"'
           - arch: mipsel_24kc-static
-            openwrt: 'target=ramips subtarget=rt305x'
+            openwrt: "target=ramips subtarget=rt305x"
             target_cpu: mipsel
             extra: 'mips_arch_variant="r2" mips_float_abi="soft" build_static=true no_madvise_syscall=true'
           - arch: mipsel_mips32
-            openwrt: 'target=bcm47xx subtarget=generic'
+            openwrt: "target=bcm47xx subtarget=generic"
             target_cpu: mipsel
             extra: 'mips_arch_variant="r1" mips_float_abi="soft"'
           - arch: riscv64
-            openwrt: 'target=sifiveu subtarget=generic'
+            openwrt: "target=sifiveu subtarget=generic"
             target_cpu: riscv64
     env:
       EXTRA_FLAGS: target_cpu="${{ matrix.target_cpu }}" target_os="openwrt" ${{ matrix.extra }}

apk/.gitignore

@@ -0,0 +1,2 @@
+.gradle/
+app/build/

apk/app/build.gradle.kts

@@ -0,0 +1,75 @@
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+}
+
+android {
+    namespace = "moe.matsuri.exe.naive"
+
+    signingConfigs {
+        create("release") {
+            storeFile = rootProject.file("release.keystore")
+            storePassword = System.getenv("KEYSTORE_PASS")
+            keyAlias = "release"
+            keyPassword = System.getenv("KEYSTORE_PASS")
+        }
+    }
+    
+    buildTypes {
+        getByName("release") {
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                file("proguard-rules.pro")
+            )
+            isMinifyEnabled = true
+            signingConfig = signingConfigs.getByName("release")
+        }
+    }
+
+    compileSdk = 33
+
+    defaultConfig {
+        minSdk = 21
+        targetSdk = 33
+
+        applicationId = "moe.matsuri.exe.naive"
+        versionCode = System.getenv("APK_VERSION_NAME").removePrefix("v").split(".")[0].toInt()
+        versionName = System.getenv("APK_VERSION_NAME").removePrefix("v")
+        splits.abi {
+            isEnable = true
+            isUniversalApk = false
+            reset()
+            include(System.getenv("APK_ABI"))
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+
+    lint {
+        showAll = true
+        checkAllWarnings = true
+        checkReleaseBuilds = false
+        warningsAsErrors = true
+    }
+
+    applicationVariants.all {
+        outputs.all {
+            this as com.android.build.gradle.internal.api.BaseVariantOutputImpl
+            outputFileName =
+                outputFileName.replace(project.name, "naiveproxy-plugin-v$versionName")
+                    .replace("-release", "")
+                    .replace("-oss", "")
+        }
+    }
+
+    sourceSets.getByName("main") {
+        jniLibs.srcDir("libs")
+    }
+}

apk/app/src/main/AndroidManifest.xml

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:installLocation="internalOnly"
+    tools:ignore="MissingLeanbackLauncher">
+
+    <uses-feature
+        android:name="android.software.leanback"
+        android:required="false" />
+    <uses-feature
+        android:name="android.hardware.touchscreen"
+        android:required="false" />
+
+    <application
+        android:allowBackup="false"
+        android:extractNativeLibs="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="Naïve For NekoBox"
+        android:roundIcon="@mipmap/ic_launcher_round">
+        <provider
+            android:name=".BinaryProvider"
+            android:authorities="moe.matsuri.exe.naive.BinaryProvider"
+            android:directBootAware="true"
+            android:exported="true"
+            tools:ignore="ExportedContentProvider">
+            <intent-filter>
+                <action android:name="io.nekohasekai.sagernet.plugin.ACTION_NATIVE_PLUGIN" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="io.nekohasekai.sagernet.plugin.ACTION_NATIVE_PLUGIN" />
+                <data
+                    android:host="moe.matsuri.lite"
+                    android:path="/naive-plugin"
+                    android:scheme="plugin" />
+            </intent-filter>
+
+            <meta-data
+                android:name="io.nekohasekai.sagernet.plugin.id"
+                android:value="naive-plugin" />
+            <meta-data
+                android:name="io.nekohasekai.sagernet.plugin.executable_path"
+                android:value="libnaive.so" />
+        </provider>
+    </application>
+
+</manifest>

apk/app/src/main/java/io/nekohasekai/sagernet/plugin/NativePluginProvider.kt

@@ -0,0 +1,98 @@
+/******************************************************************************
+ *                                                                            *
+ * Copyright (C) 2021 by nekohasekai <contact-sagernet@sekai.icu>             *
+ *                                                                            *
+ * 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       *
+ * the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                       *
+ *                                                                            *
+ * This program is distributed in the hope that it will be useful,            *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ * GNU General Public License for more details.                               *
+ *                                                                            *
+ * You should have received a copy of the GNU General Public License          *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                            *
+ ******************************************************************************/
+
+package io.nekohasekai.sagernet.plugin
+
+import android.content.ContentProvider
+import android.content.ContentValues
+import android.database.Cursor
+import android.database.MatrixCursor
+import android.net.Uri
+import android.os.Bundle
+import android.os.ParcelFileDescriptor
+
+abstract class NativePluginProvider : ContentProvider() {
+    override fun getType(uri: Uri): String? = "application/x-elf"
+
+    override fun onCreate(): Boolean = true
+
+    /**
+     * Provide all files needed for native plugin.
+     *
+     * @param provider A helper object to use to add files.
+     */
+    protected abstract fun populateFiles(provider: PathProvider)
+
+    override fun query(
+        uri: Uri,
+        projection: Array<out String>?,
+        selection: String?,
+        selectionArgs: Array<out String>?,
+        sortOrder: String?,
+    ): Cursor? {
+        check(selection == null && selectionArgs == null && sortOrder == null)
+        val result = MatrixCursor(projection)
+        populateFiles(PathProvider(uri, result))
+        return result
+    }
+
+    /**
+     * Returns executable entry absolute path.
+     * This is used for fast mode initialization where ss-local launches your native binary at the path given directly.
+     * In order for this to work, plugin app is encouraged to have the following in its AndroidManifest.xml:
+     *  - android:installLocation="internalOnly" for <manifest>
+     *  - android:extractNativeLibs="true" for <application>
+     *
+     * Default behavior is throwing UnsupportedOperationException. If you don't wish to use this feature, use the
+     * default behavior.
+     *
+     * @return Absolute path for executable entry.
+     */
+    open fun getExecutable(): String = throw UnsupportedOperationException()
+
+    abstract fun openFile(uri: Uri): ParcelFileDescriptor
+    override fun openFile(uri: Uri, mode: String): ParcelFileDescriptor {
+        check(mode == "r")
+        return openFile(uri)
+    }
+
+    override fun call(method: String, arg: String?, extras: Bundle?): Bundle? = when (method) {
+        PluginContract.METHOD_GET_EXECUTABLE -> {
+            Bundle().apply {
+                putString(PluginContract.EXTRA_ENTRY, getExecutable())
+            }
+        }
+        else -> super.call(method, arg, extras)
+    }
+
+    // Methods that should not be used
+    override fun insert(uri: Uri, values: ContentValues?): Uri? =
+        throw UnsupportedOperationException()
+
+    override fun update(
+        uri: Uri,
+        values: ContentValues?,
+        selection: String?,
+        selectionArgs: Array<out String>?,
+    ): Int =
+        throw UnsupportedOperationException()
+
+    override fun delete(uri: Uri, selection: String?, selectionArgs: Array<out String>?): Int =
+        throw UnsupportedOperationException()
+}

apk/app/src/main/java/io/nekohasekai/sagernet/plugin/PathProvider.kt

@@ -0,0 +1,53 @@
+/******************************************************************************
+ *                                                                            *
+ * Copyright (C) 2021 by nekohasekai <contact-sagernet@sekai.icu>             *
+ *                                                                            *
+ * 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       *
+ * the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                       *
+ *                                                                            *
+ * This program is distributed in the hope that it will be useful,            *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ * GNU General Public License for more details.                               *
+ *                                                                            *
+ * You should have received a copy of the GNU General Public License          *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                            *
+ ******************************************************************************/
+
+package io.nekohasekai.sagernet.plugin
+
+import android.database.MatrixCursor
+import android.net.Uri
+import java.io.File
+
+/**
+ * Helper class to provide relative paths of files to copy.
+ */
+class PathProvider internal constructor(baseUri: Uri, private val cursor: MatrixCursor) {
+    private val basePath = baseUri.path?.trim('/') ?: ""
+
+    fun addPath(path: String, mode: Int = 0b110100100): PathProvider {
+        val trimmed = path.trim('/')
+        if (trimmed.startsWith(basePath)) cursor.newRow()
+                .add(PluginContract.COLUMN_PATH, trimmed)
+                .add(PluginContract.COLUMN_MODE, mode)
+        return this
+    }
+    fun addTo(file: File, to: String = "", mode: Int = 0b110100100): PathProvider {
+        var sub = to + file.name
+        if (basePath.startsWith(sub)) if (file.isDirectory) {
+            sub += '/'
+            file.listFiles()!!.forEach { addTo(it, sub, mode) }
+        } else addPath(sub, mode)
+        return this
+    }
+    fun addAt(file: File, at: String = "", mode: Int = 0b110100100): PathProvider {
+        if (basePath.startsWith(at)) {
+            if (file.isDirectory) file.listFiles()!!.forEach { addTo(it, at, mode) } else addPath(at, mode)
+        }
+        return this
+    }
+}

apk/app/src/main/java/io/nekohasekai/sagernet/plugin/PluginContract.kt

@@ -0,0 +1,34 @@
+/******************************************************************************
+ *                                                                            *
+ * Copyright (C) 2021 by nekohasekai <contact-sagernet@sekai.icu>             *
+ *                                                                            *
+ * 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       *
+ * the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                       *
+ *                                                                            *
+ * This program is distributed in the hope that it will be useful,            *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ * GNU General Public License for more details.                               *
+ *                                                                            *
+ * You should have received a copy of the GNU General Public License          *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                            *
+ ******************************************************************************/
+
+package io.nekohasekai.sagernet.plugin
+
+object PluginContract {
+
+    const val ACTION_NATIVE_PLUGIN = "io.nekohasekai.sagernet.plugin.ACTION_NATIVE_PLUGIN"
+    const val EXTRA_ENTRY = "io.nekohasekai.sagernet.plugin.EXTRA_ENTRY"
+    const val METADATA_KEY_ID = "io.nekohasekai.sagernet.plugin.id"
+    const val METADATA_KEY_EXECUTABLE_PATH = "io.nekohasekai.sagernet.plguin.executable_path"
+    const val METHOD_GET_EXECUTABLE = "sagernet:getExecutable"
+
+    const val COLUMN_PATH = "path"
+    const val COLUMN_MODE = "mode"
+    const val SCHEME = "plugin"
+    const val AUTHORITY = "io.nekohasekai.sagernet"
+}

apk/app/src/main/java/moe/matsuri/exe/naive/BinaryProvider.kt

@@ -0,0 +1,42 @@
+/******************************************************************************
+ *                                                                            *
+ * Copyright (C) 2021 by nekohasekai <contact-sagernet@sekai.icu>             *
+ *                                                                            *
+ * 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       *
+ * the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                       *
+ *                                                                            *
+ * This program is distributed in the hope that it will be useful,            *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ * GNU General Public License for more details.                               *
+ *                                                                            *
+ * You should have received a copy of the GNU General Public License          *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                            *
+ ******************************************************************************/
+
+package moe.matsuri.exe.naive
+
+import android.net.Uri
+import android.os.ParcelFileDescriptor
+import io.nekohasekai.sagernet.plugin.NativePluginProvider
+import io.nekohasekai.sagernet.plugin.PathProvider
+import java.io.File
+import java.io.FileNotFoundException
+
+class BinaryProvider : NativePluginProvider() {
+    override fun populateFiles(provider: PathProvider) {
+        provider.addPath("naive-plugin", 0b111101101)
+    }
+
+    override fun getExecutable() = context!!.applicationInfo.nativeLibraryDir + "/libnaive.so"
+    override fun openFile(uri: Uri): ParcelFileDescriptor = when (uri.path) {
+        "/naive-plugin" -> ParcelFileDescriptor.open(
+            File(getExecutable()),
+            ParcelFileDescriptor.MODE_READ_ONLY
+        )
+        else -> throw FileNotFoundException()
+    }
+}

apk/app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108"
+    android:tint="#FFFFFF">
+  <group android:scaleX="0.13877095"
+      android:scaleY="0.13877095"
+      android:translateX="29.16"
+      android:translateY="42.010185">
+    <group android:translateY="138.67206">
+      <path android:pathData="M4.171875,-0L34.546875,-0L34.546875,-5.890625L25.90625,-7.046875L23.3125,-9.796875L23.3125,-82.125L78.1875,-0L87.6875,-0L87.6875,-87.328125L90.28125,-89.9375L98.921875,-91.234375L98.921875,-97L68.671875,-97L68.671875,-91.234375L77.3125,-89.9375L79.90625,-87.328125L79.90625,-19.34375L30.8125,-93.390625L30.8125,-97L3.734375,-97L3.734375,-91.234375L12.953125,-90.359375L15.546875,-88.34375L15.546875,-9.796875L12.953125,-7.046875L4.171875,-5.890625L4.171875,-0Z"
+          android:fillColor="#FFFFFF"/>
+      <path android:pathData="M151.09375,-8.375L152.95312,0L173.26562,0L173.26562,-5.171875L165.625,-5.90625L163.03125,-8.234375L163.03125,-50.3125C163.03125,-64.796875,156.70312,-71,141.57812,-71C123.4375,-71,112.5,-63.5,112.5,-54.75C112.5,-51.3125,113.640625,-50.3125,116.953125,-50.3125L126.890625,-50.3125L126.890625,-62.359375C130.78125,-63.9375,134.23438,-64.65625,137.84375,-64.65625C148.20312,-64.65625,151.09375,-59.921875,151.09375,-48.578125L151.09375,-44C122.28125,-37.0625,109.046875,-32.6875,109.046875,-17.546875C109.046875,-6.625,116.09375,1,127.46875,1C134.39062,1.015625,142.01562,-2.15625,151.09375,-8.375ZM151.09375,-13.328125C143.89062,-9.09375,137.98438,-6.765625,133.23438,-6.765625C126.03125,-6.765625,121.71875,-11.578125,121.71875,-18.703125C121.71875,-29.34375,130.78125,-33.265625,151.09375,-38.953125L151.09375,-13.328125Z"
+          android:fillColor="#FFFFFF"/>
+      <path android:pathData="M197.59375,-70L181.03125,-65L181.03125,-60.53125L191.10938,-60.53125L191.10938,-8.203125L188.65625,-5.90625L181.03125,-5.171875L181.03125,0L213.4375,0L213.4375,-5.171875L205.65625,-5.90625L203.20312,-8.203125L203.20312,-70L197.59375,-70ZM182.76562,-99.53125C178.73438,-99.53125,175.42188,-96.375,175.42188,-92.1875C175.42188,-88.15625,178.73438,-85,182.76562,-85C186.79688,-85,189.95312,-88.15625,189.95312,-92.1875C189.95312,-96.375,186.79688,-99.53125,182.76562,-99.53125ZM209.54688,-99.53125C205.51562,-99.53125,202.20312,-96.375,202.20312,-92.1875C202.20312,-88.15625,205.51562,-85,209.54688,-85C213.57812,-85,216.75,-88.15625,216.75,-92.1875C216.75,-96.375,213.57812,-99.53125,209.54688,-99.53125Z"
+          android:fillColor="#FFFFFF"/>
+      <path android:pathData="M215.26562,-69L215.26562,-63.671875L224.0625,-62.796875L247.23438,0L255.29688,0L280.5,-62.515625L289,-63.671875L289,-69L263.51562,-69L263.51562,-63.671875L271.28125,-63.09375L272.4375,-60.796875L254,-13.90625L237.15625,-60.796875L238.89062,-63.09375L246.51562,-63.671875L246.51562,-69L215.26562,-69Z"
+          android:fillColor="#FFFFFF"/>
+      <path android:pathData="M351.5,-15.5C343.29688,-10.0625,336.09375,-7.203125,328.89062,-7.203125C314.35938,-7.203125,304.70312,-18.078125,304.70312,-36.421875C304.70312,-36.84375,304.70312,-37.421875,304.70312,-38L351.35938,-38C351.5,-39.578125,351.5,-41.015625,351.5,-42.453125C351.5,-60.296875,341.28125,-71,325.57812,-71C306.28125,-71,292.3125,-56.09375,292.3125,-34.265625C292.3125,-13.21875,305.42188,1,324.4375,1C333.5,1,342.85938,-1.875,351.5,-7.625L351.5,-15.5ZM338.6875,-44.046875L305.42188,-44.046875C306.28125,-56.375,314.5,-64.515625,323.71875,-64.515625C333.35938,-64.515625,338.6875,-58.125,338.6875,-46.359375C338.6875,-45.640625,338.6875,-44.765625,338.6875,-44.046875Z"
+          android:fillColor="#FFFFFF"/>
+    </group>
+  </group>
+</vector>

apk/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

apk/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

apk/app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#E91E63</color>
+</resources>

apk/build.gradle

@@ -0,0 +1,18 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:7.3.1'
+        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.10'
+
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}

apk/gradle.properties

@@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app"s APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=true
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official

apk/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Thu Jan 27 22:42:44 HKT 2022
+distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
+distributionPath=wrapper/dists
+zipStorePath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME

apk/gradlew

@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# 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
+#
+#      https://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.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

apk/settings.gradle

@@ -0,0 +1,10 @@
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+rootProject.name = "Matsuri Plugins"
+
+include ':app'