mirror of
https://github.com/revanced/revanced-cli.git
synced 2024-11-11 14:19:25 +01:00
revert: feat: remove extra zipalign step
This reverts commit c8e793efab.
This commit is contained in:
Sculas
GitHub
parent
d96eb847d7
commit
c3d8fecad0
12
src/main/kotlin/app/revanced/cli/aligning/Aligning.kt
Normal file
12
src/main/kotlin/app/revanced/cli/aligning/Aligning.kt
Normal file
@ -0,0 +1,12 @@
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package app.revanced.cli.aligning
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import app.revanced.cli.command.MainCommand.logger
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import app.revanced.utils.signing.align.ZipAligner
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import java.io.File
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object Aligning {
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fun align(inputFile: File, outputFile: File) {
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logger.info("Aligning ${inputFile.name} to ${outputFile.name}")
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ZipAligner.align(inputFile, outputFile)
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}
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}
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@ -1,5 +1,6 @@
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package app.revanced.cli.command
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import app.revanced.cli.aligning.Aligning
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import app.revanced.cli.logging.impl.DefaultCliLogger
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import app.revanced.cli.patcher.Patcher
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import app.revanced.cli.patcher.logging.impl.PatcherLogger
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@ -160,11 +161,15 @@ internal object MainCommand : Runnable {
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val cacheDirectory = File(pArgs.cacheDirectory)
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// align the file
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val alignedFile = cacheDirectory.resolve("${outputFile.nameWithoutExtension}_aligned.apk")
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Aligning.align(patchedFile, alignedFile)
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// sign the file
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val finalFile = if (!pArgs.mount) {
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val signedOutput = cacheDirectory.resolve("${outputFile.nameWithoutExtension}_signed.apk")
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Signing.sign(
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patchedFile,
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alignedFile,
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signedOutput,
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SigningOptions(
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pArgs.cn,
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@ -177,7 +182,7 @@ internal object MainCommand : Runnable {
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signedOutput
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} else
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patchedFile
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alignedFile
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// finally copy to the specified output file
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logger.info("Copying ${finalFile.name} to ${outputFile.name}")
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@ -2,12 +2,10 @@ package app.revanced.cli.patcher
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import app.revanced.cli.command.MainCommand.args
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import app.revanced.cli.command.MainCommand.logger
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import app.revanced.utils.filesystem.ZipFileSystemUtils
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import app.revanced.utils.patcher.addPatchesFiltered
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import app.revanced.utils.patcher.applyPatchesVerbose
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import app.revanced.utils.patcher.mergeFiles
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import app.revanced.utils.signing.align.ZipAligner
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import app.revanced.utils.signing.align.zip.ZipFile
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import app.revanced.utils.signing.align.zip.structures.ZipEntry
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import java.io.File
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import java.nio.file.Files
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@ -25,22 +23,26 @@ internal object Patcher {
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// write output file
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if (output.exists()) Files.delete(output.toPath())
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inputFile.copyTo(output)
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val result = patcher.save()
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ZipFile(output).use { outputFile ->
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ZipFileSystemUtils(output).use { outputFileSystem ->
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// replace all dex files
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result.dexFiles.forEach {
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logger.info("Writing dex file ${it.name}")
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outputFile.addEntryCompressData(ZipEntry.createWithName(it.name), it.dexFileInputStream.readAllBytes())
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outputFileSystem.write(it.name, it.dexFileInputStream.readAllBytes())
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}
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if (!args.disableResourcePatching) {
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logger.info("Writing resources...")
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outputFile.copyEntriesFromFileAligned(ZipFile(result.resourceFile!!), ZipAligner::getEntryAlignment)
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ZipFileSystemUtils(result.resourceFile!!).use { resourceFileSystem ->
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val resourceFiles = resourceFileSystem.getFile(File.separator)
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outputFileSystem.writePathRecursively(resourceFiles)
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}
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}
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outputFile.copyEntriesFromFileAligned(ZipFile(inputFile), ZipAligner::getEntryAlignment)
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result.doNotCompress?.let { outputFileSystem.uncompress(*it.toTypedArray()) }
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}
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}
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}
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@ -0,0 +1,64 @@
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package app.revanced.utils.filesystem
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import java.io.Closeable
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import java.io.File
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import java.nio.file.FileSystems
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import java.nio.file.Files
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import java.nio.file.Path
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import java.util.zip.ZipEntry
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internal class ZipFileSystemUtils(
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file: File
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) : Closeable {
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private var zipFileSystem = FileSystems.newFileSystem(file.toPath(), mapOf("noCompression" to true))
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private fun Path.deleteRecursively() {
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if (!Files.exists(this)) {
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throw IllegalStateException("File exists in real folder but not in zip file system")
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}
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if (Files.isDirectory(this)) {
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Files.list(this).forEach { path ->
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path.deleteRecursively()
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}
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}
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Files.delete(this)
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}
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internal fun getFile(path: String) = zipFileSystem.getPath(path)
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internal fun writePathRecursively(path: Path) {
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Files.list(path).use { fileStream ->
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fileStream.forEach { filePath ->
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val fileSystemPath = filePath.getRelativePath(path)
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fileSystemPath.deleteRecursively()
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}
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}
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Files.walk(path).use { fileStream ->
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// don't include build directory
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// by skipping the root node.
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fileStream.skip(1).forEach { filePath ->
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val relativePath = filePath.getRelativePath(path)
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if (Files.isDirectory(filePath)) {
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Files.createDirectory(relativePath)
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return@forEach
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}
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Files.copy(filePath, relativePath)
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}
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}
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}
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internal fun write(path: String, content: ByteArray) = Files.write(zipFileSystem.getPath(path), content)
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private fun Path.getRelativePath(path: Path): Path = zipFileSystem.getPath(path.relativize(this).toString())
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// TODO: figure out why the file system is uncompressed by default and how to fix it
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internal fun uncompress(vararg paths: String) =
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paths.forEach { Files.setAttribute(zipFileSystem.getPath(it), "zip:method", ZipEntry.STORED) }
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override fun close() = zipFileSystem.close()
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}
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@ -1,11 +1,28 @@
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package app.revanced.utils.signing.align
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import app.revanced.utils.signing.align.zip.structures.ZipEntry
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import app.revanced.utils.signing.align.zip.ZipFile
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import java.io.File
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internal object ZipAligner {
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private const val DEFAULT_ALIGNMENT = 4
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private const val LIBRARY_ALIGNMENT = 4096
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fun getEntryAlignment(entry: ZipEntry): Int? =
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if (entry.compression.toUInt() != 0u) null else if (entry.fileName.endsWith(".so")) LIBRARY_ALIGNMENT else DEFAULT_ALIGNMENT
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fun align(input: File, output: File) {
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val inputZip = ZipFile(input)
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val outputZip = ZipFile(output)
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for (entry in inputZip.entries) {
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val data = inputZip.getDataForEntry(entry)
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if (entry.compression == 0.toUShort()) {
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val alignment = if (entry.fileName.endsWith(".so")) LIBRARY_ALIGNMENT else DEFAULT_ALIGNMENT
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outputZip.addEntryAligned(entry, data, alignment)
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} else {
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outputZip.addEntry(entry, data)
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}
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}
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outputZip.finish()
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}
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}
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@ -2,21 +2,15 @@ package app.revanced.utils.signing.align.zip
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import app.revanced.utils.signing.align.zip.structures.ZipEndRecord
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import app.revanced.utils.signing.align.zip.structures.ZipEntry
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import java.io.Closeable
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import java.io.File
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import java.io.RandomAccessFile
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import java.nio.ByteBuffer
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import java.nio.channels.FileChannel
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import java.util.zip.CRC32
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import java.util.zip.Deflater
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class ZipFile(val file: File) : Closeable {
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class ZipFile(val file: File) {
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var entries: MutableList<ZipEntry> = mutableListOf()
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private val filePointer: RandomAccessFile = RandomAccessFile(file, "rw")
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private var CDNeedsRewrite = false
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private val compressionLevel = 5
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init {
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//if file isn't empty try to load entries
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@ -59,8 +53,7 @@ class ZipFile(val file: File) : Closeable {
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return buildList(numberOfEntries) {
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for (i in 1..numberOfEntries) {
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add(
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ZipEntry.fromCDE(filePointer).also
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add(ZipEntry.fromCDE(filePointer).also
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{
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//for some reason the local extra field can be different from the central one
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it.readLocalExtra(
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@ -75,8 +68,8 @@ class ZipFile(val file: File) : Closeable {
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}
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}
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private fun writeCD() {
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val CDStart = filePointer.channel.position().toUInt()
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private fun writeCDE() {
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val CDEStart = filePointer.channel.position().toUInt()
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entries.forEach {
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filePointer.channel.write(it.toCDE())
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@ -89,17 +82,15 @@ class ZipFile(val file: File) : Closeable {
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0u,
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entriesCount,
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entriesCount,
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filePointer.channel.position().toUInt() - CDStart,
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CDStart,
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filePointer.channel.position().toUInt() - CDEStart,
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CDEStart,
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""
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)
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filePointer.channel.write(endRecord.toECD())
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}
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private fun addEntry(entry: ZipEntry, data: ByteBuffer) {
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CDNeedsRewrite = true
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fun addEntry(entry: ZipEntry, data: ByteBuffer) {
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entry.localHeaderOffset = filePointer.channel.position().toUInt()
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filePointer.channel.write(entry.toLFH())
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@ -108,34 +99,7 @@ class ZipFile(val file: File) : Closeable {
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entries.add(entry)
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}
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fun addEntryCompressData(entry: ZipEntry, data: ByteArray) {
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val compressor = Deflater(compressionLevel, true)
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compressor.setInput(data)
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compressor.finish()
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val uncompressedSize = data.size
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val compressedData =
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ByteArray(uncompressedSize) //i'm guessing compression won't make the data bigger
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val compressedDataLength = compressor.deflate(compressedData)
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val compressedBuffer =
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ByteBuffer.wrap(compressedData.take(compressedDataLength).toByteArray())
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compressor.end()
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val crc = CRC32()
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crc.update(data)
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entry.compression = 8u //deflate compression
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entry.uncompressedSize = uncompressedSize.toUInt()
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entry.compressedSize = compressedDataLength.toUInt()
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entry.crc32 = crc.value.toUInt()
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addEntry(entry, compressedBuffer)
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}
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fun addEntryCopyData(entry: ZipEntry, data: ByteBuffer, alignment: Int? = null) {
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alignment?.let { alignment ->
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fun addEntryAligned(entry: ZipEntry, data: ByteBuffer, alignment: Int) {
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//calculate where data would end up
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val dataOffset = filePointer.filePointer + entry.LFHSize
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@ -147,7 +111,6 @@ class ZipFile(val file: File) : Closeable {
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entry.localExtraField =
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entry.localExtraField.copyOf((entry.localExtraField.size + (alignment - mod)).toInt())
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}
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}
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addEntry(entry, data)
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}
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@ -160,17 +123,8 @@ class ZipFile(val file: File) : Closeable {
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)
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}
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fun copyEntriesFromFileAligned(file: ZipFile, entryAlignment: (entry: ZipEntry) -> Int?) {
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for (entry in file.entries) {
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if (entries.any { it.fileName == entry.fileName }) continue //don't add duplicates
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val data = file.getDataForEntry(entry)
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addEntryCopyData(entry, data, entryAlignment(entry))
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}
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}
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override fun close() {
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if (CDNeedsRewrite) writeCD()
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fun finish() {
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writeCDE()
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filePointer.close()
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}
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}
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@ -58,8 +58,7 @@ data class ZipEndRecord(
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fun toECD(): ByteBuffer {
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val commentBytes = fileComment.toByteArray(Charsets.UTF_8)
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val buffer = ByteBuffer.allocate(ECD_HEADER_SIZE + commentBytes.size)
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.also { it.order(ByteOrder.LITTLE_ENDIAN) }
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val buffer = ByteBuffer.allocate(ECD_HEADER_SIZE + commentBytes.size).also { it.order(ByteOrder.LITTLE_ENDIAN) }
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buffer.putUInt(ECD_SIGNATURE)
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buffer.putUShort(diskNumber)
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@ -1,6 +1,10 @@
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package app.revanced.utils.signing.align.zip.structures
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import app.revanced.utils.signing.align.zip.*
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import app.revanced.utils.signing.align.zip.getUShort
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import app.revanced.utils.signing.align.zip.putUInt
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import app.revanced.utils.signing.align.zip.putUShort
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import app.revanced.utils.signing.align.zip.readUIntLE
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import app.revanced.utils.signing.align.zip.readUShortLE
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import java.io.DataInput
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import java.nio.ByteBuffer
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import java.nio.ByteOrder
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@ -9,12 +13,12 @@ data class ZipEntry(
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val version: UShort,
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val versionNeeded: UShort,
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val flags: UShort,
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var compression: UShort,
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val compression: UShort,
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val modificationTime: UShort,
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val modificationDate: UShort,
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var crc32: UInt,
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var compressedSize: UInt,
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var uncompressedSize: UInt,
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val crc32: UInt,
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val compressedSize: UInt,
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val uncompressedSize: UInt,
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val diskNumber: UShort,
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val internalAttributes: UShort,
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val externalAttributes: UInt,
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@ -22,7 +26,7 @@ data class ZipEntry(
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val fileName: String,
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val extraField: ByteArray,
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val fileComment: String,
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var localExtraField: ByteArray = ByteArray(0), //separate for alignment
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var localExtraField: ByteArray = ByteArray(0), //seperate for alignment
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) {
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val LFHSize: Int
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get() = LFH_HEADER_SIZE + fileName.toByteArray(Charsets.UTF_8).size + localExtraField.size
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@ -37,27 +41,6 @@ data class ZipEntry(
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const val LFH_HEADER_SIZE = 30
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const val LFH_SIGNATURE = 0x04034b50u
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fun createWithName(fileName: String): ZipEntry {
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return ZipEntry(
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0x1403u, //made by unix, version 20
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0u,
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0u,
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0u,
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0x0821u, //seems to be static time google uses, no idea
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0x0221u, //same as above
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0u,
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0u,
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0u,
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0u,
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0u,
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0u,
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0u,
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fileName,
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ByteArray(0),
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""
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)
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}
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fun fromCDE(input: DataInput): ZipEntry {
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val signature = input.readUIntLE()
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@ -84,8 +67,7 @@ data class ZipEntry(
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val externalAttributes = input.readUIntLE()
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val localHeaderOffset = input.readUIntLE()
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val variableFieldsLength =
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fileNameLength.toInt() + extraFieldLength.toInt() + fileCommentLength.toInt()
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val variableFieldsLength = fileNameLength.toInt() + extraFieldLength.toInt() + fileCommentLength.toInt()
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if (variableFieldsLength > 0) {
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val fileNameBytes = ByteArray(fileNameLength.toInt())
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@ -99,8 +81,7 @@ data class ZipEntry(
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fileComment = fileCommentBytes.toString(Charsets.UTF_8)
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}
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flags = (flags and 0b1000u.inv()
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.toUShort()) //disable data descriptor flag as they are not used
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flags = (flags and 0b1000u.inv().toUShort()) //disable data descriptor flag as they are not used
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return ZipEntry(
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version,
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@ -157,8 +138,7 @@ data class ZipEntry(
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val nameBytes = fileName.toByteArray(Charsets.UTF_8)
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val commentBytes = fileComment.toByteArray(Charsets.UTF_8)
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val buffer =
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ByteBuffer.allocate(CDE_HEADER_SIZE + nameBytes.size + extraField.size + commentBytes.size)
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val buffer = ByteBuffer.allocate(CDE_HEADER_SIZE + nameBytes.size + extraField.size + commentBytes.size)
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.also { it.order(ByteOrder.LITTLE_ENDIAN) }
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buffer.putUInt(CDE_SIGNATURE)
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