Added phantom generation for automatic dependency complementation

Author: terminalsin

dev.skidfuscator.obfuscator/dependency-reduced-pom.xml

@@ -33,6 +33,12 @@
       </plugin>
     </plugins>
   </build>
+  <repositories>
+    <repository>
+      <id>jitpack.io</id>
+      <url>https://jitpack.io</url>
+    </repository>
+  </repositories>
   <dependencies>
     <dependency>
       <groupId>org.projectlombok</groupId>

dev.skidfuscator.obfuscator/pom.xml

@@ -47,6 +47,13 @@
         </plugins>
     </build>
 
+    <repositories>
+        <repository>
+            <id>jitpack.io</id>
+            <url>https://jitpack.io</url>
+        </repository>
+    </repositories>
+
     <dependencies>
         <dependency>
             <groupId>org.mapleir</groupId>
@@ -70,7 +77,16 @@
             <artifactId>progressbar</artifactId>
             <version>0.9.2</version>
         </dependency>
-
+        <dependency>
+            <groupId>com.github.Col-E</groupId>
+            <artifactId>jphantom</artifactId>
+            <version>1.4.3</version>
+        </dependency>
+        <dependency>
+            <groupId>dev.dirs</groupId>
+            <artifactId>directories</artifactId>
+            <version>26</version>
+        </dependency>
     </dependencies>
 
 </project>

dev.skidfuscator.obfuscator/src/main/java/dev/skidfuscator/obf/SkidMethodRenderer.java

@@ -205,7 +205,7 @@ public void render(final SkidSession skidSession) {
 
         try (ProgressBar progressBar = ProgressUtil.progress(skidMethods.size())){
             skidMethods.parallelStream().forEach(e -> {
-                e.getMethodNodes().stream().parallel().forEach(methodNode -> {
+                e.getMethodNodes().forEach(methodNode -> {
                     if (methodNode.getNode().isAbstract())
                         return;
                     final ControlFlowGraph cfg = skidSession.getCxt().getIRCache().get(methodNode.getNode());

dev.skidfuscator.obfuscator/src/main/java/dev/skidfuscator/obf/Skidfuscator.java

@@ -1,5 +1,6 @@
 package dev.skidfuscator.obf;
 
+import dev.skidfuscator.obf.directory.SkiddedDirectory;
 import dev.skidfuscator.obf.init.DefaultInitHandler;
 import dev.skidfuscator.obf.init.SkidSession;
 import dev.skidfuscator.obf.utils.MapleJarUtil;
@@ -40,6 +41,8 @@ public void init() {
             return;
         }
 
+        final SkiddedDirectory directory = new SkiddedDirectory(null);
+        directory.init();
         final File file = new File(args[0]);
 
         final SkidSession session = new DefaultInitHandler().init(file, new File(file.getPath() + "-out.jar"));

dev.skidfuscator.obfuscator/src/main/java/dev/skidfuscator/obf/directory/SkiddedDirectory.java

@@ -0,0 +1,58 @@
+package dev.skidfuscator.obf.directory;
+
+import dev.dirs.BaseDirectories;
+import lombok.Getter;
+
+import java.io.File;
+import java.net.URI;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Locale;
+
+public class SkiddedDirectory {
+    @Getter
+    private static Path directory;
+
+    private final String path;
+
+    public SkiddedDirectory(String path) {
+        this.path = path;
+    }
+
+    public static File getCache() {
+        final File file = directory.resolve("cache").toFile();
+
+        if (!file.exists()) {
+            file.getParentFile().mkdirs();
+            file.mkdir();
+        }
+
+        return file;
+    }
+
+    public void init() {
+        if (path == null) {
+            try {
+                directory = Paths.get(BaseDirectories.get().configDir)
+                        .resolve("Skidfuscator");
+            } catch (Throwable e) {
+
+                /*
+                 * All credit to Recaf by ColeE for this bit. It seems Powershell is
+                 * not very nice with us fella path users
+                 */
+                if (System.getProperty("os.name").toLowerCase(Locale.ROOT).contains("win")) {
+                    directory = Paths.get(System.getenv("APPDATA"), "Skidfuscator");
+                } else {
+                    throw new IllegalStateException("Failed to initialize Skidded directory", e);
+                }
+            }
+        } else {
+            try {
+                directory = Paths.get(new URI(path.toLowerCase(Locale.ROOT)));
+            } catch (Throwable e) {
+                throw new IllegalStateException("Failed to initialize Skidded directory", e);
+            }
+        }
+    }
+}

dev.skidfuscator.obfuscator/src/main/java/dev/skidfuscator/obf/init/DefaultInitHandler.java

@@ -1,6 +1,7 @@
 package dev.skidfuscator.obf.init;
 
 import dev.skidfuscator.obf.SkidMethodRenderer;
+import dev.skidfuscator.obf.phantom.PhantomJarDownloader;
 import dev.skidfuscator.obf.utils.MapleJarUtil;
 import dev.skidfuscator.obf.yggdrasil.EntryPoint;
 import dev.skidfuscator.obf.yggdrasil.app.MapleEntryPoint;
@@ -28,11 +29,16 @@ public class DefaultInitHandler implements InitHandler {
     @SneakyThrows
     public SkidSession init(final File jar, final File output) {
         System.out.println("Starting download of jar " + jar.getName() + "...");
-        final SingleJarDownloader<ClassNode> downloader = MapleJarUtil.importJar(jar);
+        final PhantomJarDownloader<ClassNode> downloader = MapleJarUtil.importPhantomJar(jar);
         ApplicationClassSource classSource = new ApplicationClassSource(
                 jar.getName(), downloader.getJarContents().getClassContents()
         );
 
+        classSource.addLibraries(new LibraryClassSource(
+                classSource,
+                downloader.getPhantomContents().getClassContents()
+        ));
+
         System.out.println("Starting download of runtime jar...");
         final SingleJarDownloader<ClassNode> libs = MapleJarUtil.importJar(new File(System.getProperty("java.home"), "lib/rt.jar"));
 

dev.skidfuscator.obfuscator/src/main/java/dev/skidfuscator/obf/init/SkidSession.java

@@ -17,6 +17,7 @@
 import org.mapleir.deob.PassGroup;
 import org.mapleir.deob.dataflow.LiveDataFlowAnalysisImpl;
 import org.mapleir.ir.cfg.builder.ControlFlowGraphBuilder;
+import org.topdank.byteio.in.AbstractJarDownloader;
 import org.topdank.byteio.in.SingleJarDownloader;
 
 import java.io.File;
@@ -36,7 +37,7 @@
 public class SkidSession {
     private static final Logger LOGGER = Logger.getLogger(SkidSession.class);
     private final ApplicationClassSource classSource;
-    private final SingleJarDownloader<ClassNode> jarDownloader;
+    private final AbstractJarDownloader<ClassNode> jarDownloader;
     private final IRCache irFactory;
     private final AnalysisContext cxt;
     //private final MethodInvokerResolver methodInvokerResolver;
@@ -48,7 +49,7 @@ public class SkidSession {
 
     private final Counter counter = new Counter();
 
-    public SkidSession(ApplicationClassSource classSource, SingleJarDownloader<ClassNode> jarDownloader, File outputFile) {
+    public SkidSession(ApplicationClassSource classSource, AbstractJarDownloader<ClassNode> jarDownloader, File outputFile) {
         this.classSource = classSource;
         this.jarDownloader = jarDownloader;
         this.outputFile = outputFile;