refactor: migration to picocli

Signed-off-by: oSumAtrIX <johan.melkonyan1@web.de>

src/main/kotlin/app/revanced/cli/Main.kt

@@ -1,178 +0,0 @@
-package app.revanced.cli
-
-import app.revanced.cli.runner.AdbRunner
-import app.revanced.cli.utils.PatchLoader
-import app.revanced.cli.utils.Patches
-import app.revanced.cli.utils.Preconditions
-import app.revanced.patcher.Patcher
-import app.revanced.patcher.patch.PatchMetadata
-import app.revanced.patcher.patch.PatchResult
-import kotlinx.cli.ArgParser
-import kotlinx.cli.ArgType
-import kotlinx.cli.default
-import kotlinx.cli.required
-import me.tongfei.progressbar.ProgressBarBuilder
-import me.tongfei.progressbar.ProgressBarStyle
-import java.io.File
-import java.nio.file.Files
-
-private const val CLI_NAME = "ReVanced CLI"
-private val CLI_VERSION = Main::class.java.`package`.implementationVersion ?: "0.0.0-unknown"
-
-class Main {
-    companion object {
-        private fun runCLI(
-            inApk: String,
-            inPatches: String,
-            inIntegrations: String?,
-            inOutput: String,
-            inRunOnAdb: String?,
-            hideResults: Boolean,
-            noLogging: Boolean,
-        ) {
-            val bar = ProgressBarBuilder()
-                .setTaskName("Working..")
-                .setUpdateIntervalMillis(25)
-                .continuousUpdate()
-                .setStyle(ProgressBarStyle.ASCII)
-                .build()
-                .maxHint(1)
-                .setExtraMessage("Initializing")
-            val apk = Preconditions.isFile(inApk)
-            val patchesFile = Preconditions.isFile(inPatches)
-            val output = Preconditions.isDirectory(inOutput)
-            bar.step()
-
-            val patcher = Patcher(apk)
-
-            inIntegrations?.let {
-                bar.reset().maxHint(1)
-                    .extraMessage = "Merging integrations"
-                val integrations = Preconditions.isFile(it)
-                patcher.addFiles(listOf(integrations))
-                bar.step()
-            }
-
-            bar.reset().maxHint(1)
-                .extraMessage = "Loading patches"
-            PatchLoader.injectPatches(patchesFile)
-            val patches = Patches.loadPatches().map { it() }
-            patcher.addPatches(patches)
-            bar.step()
-
-            bar.reset().maxHint(1)
-                .extraMessage = "Resolving signatures"
-            patcher.resolveSignatures()
-            bar.step()
-
-            val szPatches = patches.size.toLong()
-            bar.reset().maxHint(szPatches)
-                .extraMessage = "Applying patches"
-            val results = patcher.applyPatches {
-                bar.step().extraMessage = "Applying $it"
-            }
-
-            bar.reset().maxHint(-1)
-                .extraMessage = "Generating dex files"
-            val dexFiles = patcher.save()
-
-            val szDexFiles = dexFiles.size.toLong()
-            bar.reset().maxHint(szDexFiles)
-                .extraMessage = "Saving dex files"
-            dexFiles.forEach { (dexName, dexData) ->
-                Files.write(File(output, dexName).toPath(), dexData.data)
-                bar.step()
-            }
-            bar.stepTo(szDexFiles)
-
-            bar.close()
-
-            inRunOnAdb?.let { device ->
-                AdbRunner.runApk(
-                    apk,
-                    dexFiles,
-                    output,
-                    device,
-                    noLogging
-                )
-            }
-
-            println("All done!")
-            if (!hideResults) {
-                printResults(results)
-            }
-        }
-
-        private fun printResults(results: Map<PatchMetadata, Result<PatchResult>>) {
-            for ((metadata, result) in results) {
-                if (result.isSuccess) {
-                    println("${metadata.shortName} was applied successfully!")
-                } else {
-                    println("${metadata.shortName} failed to apply! Cause:")
-                    result.exceptionOrNull()!!.printStackTrace()
-                }
-            }
-        }
-
-        @JvmStatic
-        fun main(args: Array<String>) {
-            println("$CLI_NAME version $CLI_VERSION")
-            val parser = ArgParser(CLI_NAME)
-
-            // TODO: add some kind of incremental building, so merging integrations can be skipped.
-            // this can be achieved manually, but doing it automatically is better.
-
-            val apk by parser.option(
-                ArgType.String,
-                fullName = "apk",
-                shortName = "a",
-                description = "APK file"
-            ).required()
-            val patches by parser.option(
-                ArgType.String,
-                fullName = "patches",
-                shortName = "p",
-                description = "Patches JAR file"
-            ).required()
-            val integrations by parser.option(
-                ArgType.String,
-                fullName = "integrations",
-                shortName = "i",
-                description = "Integrations APK file"
-            )
-            val output by parser.option(
-                ArgType.String,
-                fullName = "output",
-                shortName = "o",
-                description = "Output directory"
-            ).required()
-            val runOnAdb by parser.option(
-                ArgType.String,
-                fullName = "run-on",
-                description = "After the CLI is done building, which ADB device should it run on?"
-            )
-            // TODO: package name
-            val hideResults by parser.option(
-                ArgType.Boolean,
-                fullName = "hide-results",
-                description = "Don't print the patch results."
-            ).default(false)
-            val noLogging by parser.option(
-                ArgType.Boolean,
-                fullName = "no-logging",
-                description = "Don't print the output of the application when used in combination with \"run-on\"."
-            ).default(false)
-
-            parser.parse(args)
-            runCLI(
-                apk,
-                patches,
-                integrations,
-                output,
-                runOnAdb,
-                hideResults,
-                noLogging,
-            )
-        }
-    }
-}

src/main/kotlin/app/revanced/cli/MainCommand.kt

@@ -0,0 +1,110 @@
+package app.revanced.cli
+
+import app.revanced.cli.MainCommand.excludedPatches
+import app.revanced.cli.MainCommand.patchBundles
+import app.revanced.patcher.Patcher
+import app.revanced.patcher.patch.Patch
+import app.revanced.utils.dex.DexReplacer
+import app.revanced.utils.patch.PatchLoader
+import app.revanced.utils.patch.Patches
+import app.revanced.utils.signing.Signer
+import picocli.CommandLine
+import picocli.CommandLine.*
+import java.io.File
+
+@Command(
+    name = "ReVanced-CLI",
+    version = ["1.0.0"],
+    mixinStandardHelpOptions = true
+)
+object MainCommand : Runnable {
+    @Option(names = ["-p", "--patches"], description = ["One or more bundles of patches"])
+    var patchBundles = arrayOf<File>()
+
+    @Parameters(paramLabel = "EXCLUDE", description = ["Which patches to exclude"])
+    var excludedPatches = arrayOf<String>()
+
+    @Option(names = ["-l", "--list"], description = ["List patches only"])
+    var listOnly: Boolean = false
+
+    @Option(names = ["-m", "--merge"], description = ["One or more dex file containers to merge"])
+    var mergeFiles = listOf<File>()
+
+    @Option(names = ["-a", "--apk"], description = ["Input file to be patched"], required = true)
+    lateinit var inputFile: File
+
+    @Option(names = ["-o", "--out"], description = ["Output file path"], required = true)
+    lateinit var outputPath: String
+
+    override fun run() {
+        if (listOnly) {
+            patchBundles.forEach {
+                PatchLoader.injectPatches(it)
+                Patches.loadPatches().forEach {
+                    println(it().metadata)
+                }
+            }
+            return
+        }
+
+        val patcher = Patcher(inputFile)
+        // merge files like necessary integrations
+        patcher.addFiles(mergeFiles)
+        // add patches, but filter incompatible or excluded patches
+        patcher.addPatchesFiltered()
+        // apply patches
+        for (patchResult in patcher.applyPatches {
+            println("Applying: $it")
+        }) {
+            println(patchResult)
+        }
+
+        // write output file
+        val outFile = File(outputPath)
+        inputFile.copyTo(outFile)
+        DexReplacer.replaceDex(outFile, patcher.save())
+
+        // sign the apk file
+        Signer.signApk(outFile)
+    }
+}
+
+private fun Patcher.addPatchesFiltered() {
+    // TODO: get package metadata (outside of this method) for apk file which needs to be patched
+    val packageName = "com.example.exampleApp"
+    val packageVersion = "1.2.3"
+
+    patchBundles.forEach { bundle ->
+        PatchLoader.injectPatches(bundle)
+        val includedPatches = mutableListOf<Patch>()
+        Patches.loadPatches().forEach patch@{
+            val patch = it()
+
+            // TODO: filter out incompatible patches with package metadata
+            val filterOutPatches = true
+            if (filterOutPatches &&
+                !patch.metadata.compatiblePackages.any { packageMetadata ->
+                    packageMetadata.name == packageName &&
+                            packageMetadata.versions.any {
+                                it == packageVersion
+                            }
+                }
+            ) {
+                // TODO: report to stdout
+                return@patch
+            }
+
+            if (excludedPatches.contains(patch.metadata.shortName)) {
+                // TODO: report to stdout
+                return@patch
+            }
+
+            includedPatches.add(patch)
+        }
+        this.addPatches(includedPatches)
+    }
+}
+
+fun main(args: Array<String>) {
+    CommandLine(MainCommand).execute(*args)
+}

src/main/kotlin/app/revanced/cli/runner/AdbRunner.kt

@@ -1,160 +0,0 @@
-package app.revanced.cli.runner
-
-import app.revanced.cli.utils.DexReplacer
-import app.revanced.cli.utils.Scripts
-import app.revanced.cli.utils.signer.Signer
-import me.tongfei.progressbar.ProgressBar
-import me.tongfei.progressbar.ProgressBarBuilder
-import me.tongfei.progressbar.ProgressBarStyle
-import org.jf.dexlib2.writer.io.MemoryDataStore
-import se.vidstige.jadb.JadbConnection
-import se.vidstige.jadb.JadbDevice
-import se.vidstige.jadb.RemoteFile
-import se.vidstige.jadb.ShellProcessBuilder
-import java.io.File
-import java.util.concurrent.Executors
-
-object AdbRunner {
-    fun runApk(
-        apk: File,
-        dexFiles: Map<String, MemoryDataStore>,
-        outputDir: File,
-        deviceName: String,
-        noLogging: Boolean
-    ) {
-        lateinit var dvc: JadbDevice
-        pbar("Initializing").use { bar ->
-            dvc = JadbConnection().findDevice(deviceName)
-                ?: throw IllegalArgumentException("No such device with name $deviceName")
-            if (!dvc.hasSu())
-                throw IllegalArgumentException("Device $deviceName is not rooted or does not have su")
-            bar.step()
-        }
-
-        lateinit var tmpFile: File // we need this file at the end to clean up.
-        pbar("Generating APK file", 3).use { bar ->
-            bar.step().extraMessage = "Creating APK file"
-            tmpFile = File(outputDir, "revanced.apk")
-            apk.copyTo(tmpFile, true)
-
-            bar.step().extraMessage = "Replacing dex files"
-            DexReplacer.replaceDex(tmpFile, dexFiles)
-
-            bar.step().extraMessage = "Signing APK file"
-            try {
-                Signer.signApk(tmpFile)
-            } catch (e: SecurityException) {
-                throw IllegalStateException(
-                    "A security exception occurred when signing the APK! " +
-                            "If it has anything to with \"cannot authenticate\" then please make sure " +
-                            "you are using Zulu or OpenJDK as they do work when using the adb runner.",
-                    e
-                )
-            }
-        }
-
-        pbar("Running application", 6, false).use { bar ->
-            bar.step().extraMessage = "Pushing mount scripts"
-            dvc.push(Scripts.MOUNT_SCRIPT, RemoteFile(Scripts.SCRIPT_PATH))
-            dvc.cmd(Scripts.CREATE_DIR_COMMAND).assertZero()
-            dvc.cmd(Scripts.MV_MOUNT_COMMAND).assertZero()
-            dvc.cmd(Scripts.CHMOD_MOUNT_COMMAND).assertZero()
-
-            bar.step().extraMessage = "Pushing APK file"
-            dvc.push(tmpFile, RemoteFile(Scripts.APK_PATH))
-
-            bar.step().extraMessage = "Mounting APK file"
-            dvc.cmd(Scripts.STOP_APP_COMMAND).startAndWait()
-            dvc.cmd(Scripts.START_MOUNT_COMMAND).assertZero()
-
-            bar.step().extraMessage = "Starting APK file"
-            dvc.cmd(Scripts.START_APP_COMMAND).assertZero()
-
-            bar.step().setExtraMessage("Debugging APK file").refresh()
-            println("\nWaiting until app is closed.")
-            val executor = Executors.newSingleThreadExecutor()
-            val pipe = if (noLogging) {
-                ProcessBuilder.Redirect.PIPE
-            } else {
-                ProcessBuilder.Redirect.INHERIT
-            }
-            val p = dvc.cmd(Scripts.LOGCAT_COMMAND)
-                .redirectOutput(pipe)
-                .redirectError(pipe)
-                .useExecutor(executor)
-                .start()
-            Thread.sleep(250) // give the app some time to start up.
-            while (true) {
-                try {
-                    while (dvc.cmd(Scripts.PIDOF_APP_COMMAND).startAndWait() == 0) {
-                        Thread.sleep(250)
-                    }
-                    break
-                } catch (e: Exception) {
-                    throw RuntimeException("An error occurred while monitoring state of app", e)
-                }
-            }
-            println("App closed, continuing.")
-            p.destroy()
-            executor.shutdown()
-
-            bar.step().extraMessage = "Unmounting APK file"
-            var exitCode: Int
-            do {
-                exitCode = dvc.cmd(Scripts.UNMOUNT_COMMAND).startAndWait()
-            } while (exitCode != 0)
-        }
-    }
-}
-
-private fun JadbDevice.push(s: String, remoteFile: RemoteFile) =
-    this.push(s.byteInputStream(), System.currentTimeMillis(), 644, remoteFile)
-
-private fun JadbConnection.findDevice(device: String): JadbDevice? {
-    return devices.find { it.serial == device }
-}
-
-private fun JadbDevice.cmd(s: String): ShellProcessBuilder {
-    val args = s.split(" ") as ArrayList<String>
-    val cmd = args.removeFirst()
-    return shellProcessBuilder(cmd, *args.toTypedArray())
-}
-
-private fun JadbDevice.hasSu(): Boolean {
-    return cmd("su -h").startAndWait() == 0
-}
-
-private fun ShellProcessBuilder.startAndWait(): Int {
-    return start().waitFor()
-}
-
-private fun ShellProcessBuilder.assertZero() {
-    if (startAndWait() != 0) {
-        val cmd = getcmd()
-        throw IllegalStateException("ADB returned non-zero status code for command: $cmd")
-    }
-}
-
-private fun pbar(task: String, steps: Long = 1, update: Boolean = true): ProgressBar {
-    val b = ProgressBarBuilder().setTaskName(task)
-    if (update) b
-        .setUpdateIntervalMillis(250)
-        .continuousUpdate()
-    return b
-        .setStyle(ProgressBarStyle.ASCII)
-        .build()
-        .maxHint(steps + 1)
-}
-
-private fun ProgressBar.use(block: (ProgressBar) -> Unit) {
-    block(this)
-    stepTo(max) // step to 100%
-    extraMessage = "" // clear extra message
-    close()
-}
-
-private fun ShellProcessBuilder.getcmd(): String {
-    val f = this::class.java.getDeclaredField("command")
-    f.isAccessible = true
-    return f.get(this) as String
-}

src/main/kotlin/app/revanced/cli/utils/DexReplacer.kt

@@ -1,31 +0,0 @@
-package app.revanced.cli.utils
-
-import lanchon.multidexlib2.BasicDexFileNamer
-import org.jf.dexlib2.writer.io.MemoryDataStore
-import java.io.File
-import java.nio.file.FileSystems
-import java.nio.file.Files
-
-val NAMER = BasicDexFileNamer()
-
-object DexReplacer {
-    fun replaceDex(source: File, dexFiles: Map<String, MemoryDataStore>) {
-        FileSystems.newFileSystem(
-            source.toPath(),
-            null
-        ).use { fs ->
-            // Delete all classes?.dex files
-            Files.walk(fs.rootDirectories.first()).forEach {
-                if (
-                    it.toString().endsWith(".dex") &&
-                    NAMER.isValidName(it.fileName.toString())
-                ) Files.delete(it)
-            }
-            // Write new dex files
-            dexFiles
-                .forEach { (dexName, dexData) ->
-                    Files.write(fs.getPath("/$dexName"), dexData.data)
-                }
-        }
-    }
-}

src/main/kotlin/app/revanced/cli/utils/PatchLoader.kt

@@ -1,25 +0,0 @@
-package app.revanced.cli.utils
-
-import java.io.File
-import java.net.URL
-import java.net.URLClassLoader
-
-class PatchLoader {
-    companion object {
-        fun injectPatches(file: File) {
-            // This function will fail on Java 9 and above.
-            try {
-                val url = file.toURI().toURL()
-                val classLoader = Thread.currentThread().contextClassLoader as URLClassLoader
-                val method = URLClassLoader::class.java.getDeclaredMethod("addURL", URL::class.java)
-                method.isAccessible = true
-                method.invoke(classLoader, url)
-            } catch (e: Exception) {
-                throw Exception(
-                    "Failed to inject patches! The CLI does NOT work on Java 9 and above, please use Java 8!",
-                    e // propagate exception
-                )
-            }
-        }
-    }
-}

src/main/kotlin/app/revanced/cli/utils/Patches.kt

@@ -1,15 +0,0 @@
-package app.revanced.cli.utils
-
-import app.revanced.patches.Index
-
-class Patches {
-    companion object {
-        // You may ask yourself, "why do this?".
-        // We do it like this, because we don't want the Index class
-        // to be loaded while the dependency hasn't been injected yet.
-        // You can see this as "controlled class loading".
-        // Whenever this class is loaded (because it is invoked), all the imports
-        // will be loaded too. We don't want to do this until we've injected the class.
-        fun loadPatches() = Index.patches
-    }
-}

src/main/kotlin/app/revanced/cli/utils/Preconditions.kt

@@ -1,24 +0,0 @@
-package app.revanced.cli.utils
-
-import java.io.File
-import java.io.FileNotFoundException
-
-class Preconditions {
-    companion object {
-        fun isFile(path: String): File {
-            val f = File(path)
-            if (!f.exists()) {
-                throw FileNotFoundException(f.toString())
-            }
-            return f
-        }
-
-        fun isDirectory(path: String): File {
-            val f = isFile(path)
-            if (!f.isDirectory) {
-                throw IllegalArgumentException("$f is not a directory")
-            }
-            return f
-        }
-    }
-}

src/main/kotlin/app/revanced/cli/utils/Scripts.kt

@@ -1,34 +0,0 @@
-package app.revanced.cli.utils
-
-// TODO: make this a class with PACKAGE_NAME as argument, then use that everywhere.
-// make sure to remove the "const" from all the vals, they won't compile obviously.
-object Scripts {
-    private const val PACKAGE_NAME = "com.google.android.youtube"
-    private const val DATA_PATH = "/data/adb/ReVanced"
-    const val APK_PATH = "/sdcard/base.apk"
-    const val SCRIPT_PATH = "/sdcard/mount.sh"
-
-    val MOUNT_SCRIPT =
-        """
-            base_path="$DATA_PATH/base.apk"
-            stock_path=${'$'}{ pm path $PACKAGE_NAME | grep base | sed 's/package://g' }
-            umount -l ${'$'}stock_path
-            rm ${'$'}base_path
-            mv "$APK_PATH"  ${'$'}base_path
-            chmod 644 ${'$'}base_path
-            chown system:system ${'$'}base_path
-            chcon u:object_r:apk_data_file:s0  ${'$'}base_path
-            mount -o bind ${'$'}base_path ${'$'}stock_path
-        """.trimIndent()
-
-    const val PIDOF_APP_COMMAND = "pidof -s $PACKAGE_NAME"
-    private const val PIDOF_APP = "\$($PIDOF_APP_COMMAND)"
-    const val CREATE_DIR_COMMAND = "su -c \"mkdir -p $DATA_PATH/\""
-    const val MV_MOUNT_COMMAND = "su -c \"mv /sdcard/mount.sh $DATA_PATH/\""
-    const val CHMOD_MOUNT_COMMAND = "su -c \"chmod +x $DATA_PATH/mount.sh\""
-    const val START_MOUNT_COMMAND = "su -c $DATA_PATH/mount.sh"
-    const val UNMOUNT_COMMAND = "su -c \"umount -l $(pm path $PACKAGE_NAME | grep base | sed 's/package://g')\""
-    const val LOGCAT_COMMAND = "su -c \"logcat -c && logcat --pid=$PIDOF_APP\""
-    const val STOP_APP_COMMAND = "su -c \"kill $PIDOF_APP\""
-    const val START_APP_COMMAND = "monkey -p $PACKAGE_NAME 1"
-}

src/main/kotlin/app/revanced/cli/utils/signer/KeySet.kt

@@ -1,9 +0,0 @@
-package app.revanced.cli.utils.signer
-
-import java.security.PrivateKey
-import java.security.cert.X509Certificate
-
-data class KeySet(
-    val publicKey: X509Certificate,
-    val privateKey: PrivateKey
-)

src/main/kotlin/app/revanced/cli/utils/signer/Signer.kt

@@ -1,211 +0,0 @@
-/*
- * Copyright (c) 2021 Juby210 & Vendicated
- * Licensed under the Open Software License version 3.0
- */
-
-package app.revanced.cli.utils.signer
-
-import org.bouncycastle.asn1.x500.X500Name
-import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo
-import org.bouncycastle.cert.X509v3CertificateBuilder
-import org.bouncycastle.cert.jcajce.JcaCertStore
-import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter
-import org.bouncycastle.cms.*
-import org.bouncycastle.cms.jcajce.JcaSignerInfoGeneratorBuilder
-import org.bouncycastle.jce.provider.BouncyCastleProvider
-import org.bouncycastle.operator.ContentSigner
-import org.bouncycastle.operator.DigestCalculatorProvider
-import org.bouncycastle.operator.jcajce.JcaContentSignerBuilder
-import org.bouncycastle.operator.jcajce.JcaDigestCalculatorProviderBuilder
-import org.bouncycastle.util.encoders.Base64
-import java.io.ByteArrayOutputStream
-import java.io.File
-import java.io.FileInputStream
-import java.io.FileOutputStream
-import java.math.BigInteger
-import java.nio.file.FileSystems
-import java.nio.file.Files
-import java.nio.file.Path
-import java.security.*
-import java.security.cert.X509Certificate
-import java.util.*
-import java.util.jar.Attributes
-import java.util.jar.JarFile
-import java.util.jar.Manifest
-import java.util.regex.Pattern
-
-
-const val CN = "ReVanced"
-val PASSWORD = "revanced".toCharArray() // TODO: make it secure; random password should be enough
-
-/**
- * APK Signer.
- * @author Aliucord authors
- * @author ReVanced Team
- */
-object Signer {
-    private fun newKeystore(out: File) {
-        val key = createKey()
-        val privateKS = KeyStore.getInstance("BKS", "BC")
-        privateKS.load(null, PASSWORD)
-        privateKS.setKeyEntry("alias", key.privateKey, PASSWORD, arrayOf(key.publicKey))
-        privateKS.store(FileOutputStream(out), PASSWORD)
-    }
-
-    private fun createKey(): KeySet {
-        val gen = KeyPairGenerator.getInstance("RSA")
-        gen.initialize(2048)
-        val pair = gen.generateKeyPair()
-        var serialNumber: BigInteger
-        do serialNumber =
-            BigInteger.valueOf(SecureRandom().nextLong()) while (serialNumber < BigInteger.ZERO)
-        val x500Name = X500Name("CN=$CN")
-        val builder = X509v3CertificateBuilder(
-            x500Name,
-            serialNumber,
-            Date(System.currentTimeMillis() - 1000L * 60L * 60L * 24L * 30L),
-            Date(System.currentTimeMillis() + 1000L * 60L * 60L * 24L * 366L * 30L),
-            Locale.ENGLISH,
-            x500Name,
-            SubjectPublicKeyInfo.getInstance(pair.public.encoded)
-        )
-        val signer: ContentSigner = JcaContentSignerBuilder("SHA1withRSA").build(pair.private)
-        return KeySet(JcaX509CertificateConverter().getCertificate(builder.build(signer)), pair.private)
-    }
-
-    private val stripPattern: Pattern = Pattern.compile("^META-INF/(.*)[.](MF|SF|RSA|DSA)$")
-
-    // based on https://gist.github.com/mmuszkow/10288441
-    // and https://github.com/fornwall/apksigner/blob/master/src/main/java/net/fornwall/apksigner/ZipSigner.java
-    fun signApk(apkFile: File) {
-        Security.addProvider(BouncyCastleProvider())
-
-        val ks = File(apkFile.parent, "revanced-cli.keystore")
-        if (!ks.exists()) newKeystore(ks)
-
-        val keyStore = KeyStore.getInstance("BKS", "BC")
-        FileInputStream(ks).use { fis -> keyStore.load(fis, null) }
-        val alias = keyStore.aliases().nextElement()
-        val keySet = KeySet(
-            (keyStore.getCertificate(alias) as X509Certificate),
-            (keyStore.getKey(alias, PASSWORD) as PrivateKey)
-        )
-
-        val zip = FileSystems.newFileSystem(apkFile.toPath(), null)
-
-        val dig = MessageDigest.getInstance("SHA1")
-        val digests: MutableMap<String, String> = LinkedHashMap()
-
-        for (entry in zip.allEntries) {
-            val name = entry.toString()
-            if (stripPattern.matcher(name).matches()) {
-                Files.delete(entry)
-            } else {
-                digests[name] = toBase64(dig.digest(Files.readAllBytes(entry)))
-            }
-        }
-
-        val sectionDigests: MutableMap<String, String> = LinkedHashMap()
-        var manifest = Manifest()
-        var attrs = manifest.mainAttributes
-        attrs[Attributes.Name.MANIFEST_VERSION] = "1.0"
-        attrs[Attributes.Name("Created-By")] = CN
-
-        val digestAttr = Attributes.Name("SHA1-Digest")
-        for ((name, value) in digests) {
-            val attributes = Attributes()
-            attributes[digestAttr] = value
-            manifest.entries[name] = attributes
-            sectionDigests[name] = hashEntrySection(name, attributes, dig)
-        }
-        ByteArrayOutputStream().use { baos ->
-            manifest.write(baos)
-            zip.writeFile(JarFile.MANIFEST_NAME, baos.toByteArray())
-        }
-
-        val manifestHash = getManifestHash(manifest, dig)
-        val tmpManifest = Manifest()
-        tmpManifest.mainAttributes.putAll(attrs)
-        val manifestMainHash = getManifestHash(tmpManifest, dig)
-
-        manifest = Manifest()
-        attrs = manifest.mainAttributes
-        attrs[Attributes.Name.SIGNATURE_VERSION] = "1.0"
-        attrs[Attributes.Name("Created-By")] = CN
-        attrs[Attributes.Name("SHA1-Digest-Manifest")] = manifestHash
-        attrs[Attributes.Name("SHA1-Digest-Manifest-Main-Attributes")] = manifestMainHash
-
-        for ((key, value) in sectionDigests) {
-            val attributes = Attributes()
-            attributes[digestAttr] = value
-            manifest.entries[key] = attributes
-        }
-        var sigBytes: ByteArray
-        ByteArrayOutputStream().use { sigStream ->
-            manifest.write(sigStream)
-            sigBytes = sigStream.toByteArray()
-            zip.writeFile("META-INF/CERT.SF", sigBytes)
-        }
-
-        val signature = signSigFile(keySet, sigBytes)
-        zip.writeFile("META-INF/CERT.RSA", signature)
-
-        zip.close()
-    }
-
-    private fun hashEntrySection(name: String, attrs: Attributes, dig: MessageDigest): String {
-        val manifest = Manifest()
-        manifest.mainAttributes[Attributes.Name.MANIFEST_VERSION] = "1.0"
-        ByteArrayOutputStream().use { baos ->
-            manifest.write(baos)
-            val emptyLen = baos.toByteArray().size
-            manifest.entries[name] = attrs
-            baos.reset()
-            manifest.write(baos)
-            var ob = baos.toByteArray()
-            ob = Arrays.copyOfRange(ob, emptyLen, ob.size)
-            return toBase64(dig.digest(ob))
-        }
-    }
-
-    private fun getManifestHash(manifest: Manifest, dig: MessageDigest): String {
-        ByteArrayOutputStream().use { baos ->
-            manifest.write(baos)
-            return toBase64(dig.digest(baos.toByteArray()))
-        }
-    }
-
-    private fun signSigFile(keySet: KeySet, content: ByteArray): ByteArray {
-        val msg: CMSTypedData = CMSProcessableByteArray(content)
-        val certs = JcaCertStore(Collections.singletonList(keySet.publicKey))
-        val gen = CMSSignedDataGenerator()
-        val jcaContentSignerBuilder = JcaContentSignerBuilder("SHA1withRSA")
-        val sha1Signer: ContentSigner = jcaContentSignerBuilder.build(keySet.privateKey)
-        val jcaDigestCalculatorProviderBuilder = JcaDigestCalculatorProviderBuilder()
-        val digestCalculatorProvider: DigestCalculatorProvider = jcaDigestCalculatorProviderBuilder.build()
-        val jcaSignerInfoGeneratorBuilder = JcaSignerInfoGeneratorBuilder(digestCalculatorProvider)
-        jcaSignerInfoGeneratorBuilder.setDirectSignature(true)
-        val signerInfoGenerator: SignerInfoGenerator = jcaSignerInfoGeneratorBuilder.build(sha1Signer, keySet.publicKey)
-        gen.addSignerInfoGenerator(signerInfoGenerator)
-        gen.addCertificates(certs)
-        val sigData: CMSSignedData = gen.generate(msg, false)
-        return sigData.toASN1Structure().getEncoded("DER")
-    }
-
-    private fun toBase64(data: ByteArray): String {
-        return String(Base64.encode(data))
-    }
-}
-
-private val java.nio.file.FileSystem.allEntries: List<Path>
-    get() = buildList {
-        this@allEntries.rootDirectories.forEach { dir ->
-            Files.walk(dir).filter(Files::isRegularFile).forEach { file ->
-                this@buildList.add(file)
-            }
-        }
-    }
-
-private fun java.nio.file.FileSystem.writeFile(path: String, bytes: ByteArray) {
-    Files.write(this.getPath("/$path"), bytes)
-}