Examples with SingleJarDownloader org.topdank.byteio.in.SingleJarDownloader used on opensource projects

Example 1 with SingleJarDownloader

use of org.topdank.byteio.in.SingleJarDownloader in project maple-ir by LLVM-but-worse.

the class Boot method dumpJar.

private static void dumpJar(ApplicationClassSource app, SingleJarDownloader<ClassNode> dl, PassGroup masterGroup, String outputFile) throws IOException {
    (new CompleteResolvingJarDumper(dl.getJarContents(), app) {

        @Override
        public int dumpResource(JarOutputStream out, String name, byte[] file) throws IOException {
            // }
            if (name.equals("META-INF/MANIFEST.MF")) {
                ClassRenamerPass renamer = (ClassRenamerPass) masterGroup.getPass(e -> e.is(ClassRenamerPass.class));
                if (renamer != null) {
                    ByteArrayOutputStream baos = new ByteArrayOutputStream();
                    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(baos));
                    BufferedReader br = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(file)));
                    String line;
                    while ((line = br.readLine()) != null) {
                        String[] parts = line.split(": ", 2);
                        if (parts.length != 2) {
                            bw.write(line);
                            continue;
                        }
                        if (parts[0].equals("Main-Class")) {
                            String newMain = renamer.getRemappedName(parts[1].replace(".", "/")).replace("/", ".");
                            LOGGER.info(String.format("%s -> %s%n", parts[1], newMain));
                            parts[1] = newMain;
                        }
                        bw.write(parts[0]);
                        bw.write(": ");
                        bw.write(parts[1]);
                        bw.write(System.lineSeparator());
                    }
                    br.close();
                    bw.close();
                    file = baos.toByteArray();
                }
            }
            return super.dumpResource(out, name, file);
        }
    }).dump(new File(outputFile));
}

Example 2 with SingleJarDownloader

use of org.topdank.byteio.in.SingleJarDownloader in project maple-ir by LLVM-but-worse.

the class Boot method main.

public static void main(String[] args) throws Exception {
    sections = new LinkedList<>();
    logging = true;
    File rtjar = new File("res/rt.jar");
    // Load input jar
    File f = locateRevFile(135);
    // File f = new File("res/allatori6.1san.jar");
    section("Preparing to run on " + f.getAbsolutePath());
    SingleJarDownloader<ClassNode> dl = new SingleJarDownloader<>(new JarInfo(f));
    dl.download();
    String name = f.getName().substring(0, f.getName().length() - 4);
    // ApplicationClassSource app = new ApplicationClassSource(name, dl.getJarContents().getClassContents());
    // 
    ApplicationClassSource app = new ApplicationClassSource("test", ClassHelper.parseClasses(CGExample.class));
    // app.addLibraries(new InstalledRuntimeClassSource(app));
    app.addLibraries(rt(app, rtjar), new InstalledRuntimeClassSource(app));
    section("Initialising context.");
    AnalysisContext cxt = new BasicAnalysisContext.BasicContextBuilder().setApplication(app).setInvocationResolver(new DefaultInvocationResolver(app)).setCache(new IRCache(ControlFlowGraphBuilder::build)).setApplicationContext(new SimpleApplicationContext(app)).build();
    section("Expanding callgraph and generating cfgs.");
    IRCallTracer tracer = new IRCallTracer(cxt);
    for (MethodNode m : cxt.getApplicationContext().getEntryPoints()) {
        // System.out.println(m);
        tracer.trace(m);
        if (m.instructions.size() > 500 && m.instructions.size() < 100) {
            System.out.println(m);
            System.out.println(cxt.getIRCache().get(m));
        }
    }
    for (ClassNode cn : app.iterate()) {
        TabbedStringWriter sw = new TabbedStringWriter();
        sw.setTabString("  ");
        IPropertyDictionary settings = PropertyHelper.createDictionary();
        // settings.put(new BooleanProperty(ASMPrinter.PROP_ACCESS_FLAG_SAFE, true));
        ClassPrinter cp = new ClassPrinter(sw, settings, new FieldNodePrinter(sw, settings), new MethodNodePrinter(sw, settings) {

            @Override
            protected ControlFlowGraph getCfg(MethodNode mn) {
                return cxt.getIRCache().getFor(mn);
            }
        });
        cp.print(cn);
        System.out.println(sw.toString());
    }
    section0("...generated " + cxt.getIRCache().size() + " cfgs in %fs.%n", "Preparing to transform.");
    // do passes
    PassGroup masterGroup = new PassGroup("MasterController");
    for (IPass p : getTransformationPasses()) {
        masterGroup.add(p);
    }
    run(cxt, masterGroup);
    // for(MethodNode m : cxt.getIRCache().getActiveMethods()) {
    // if(m.instructions.size() > 100 && m.instructions.size() < 500) {
    // System.out.println(cxt.getIRCache().get(m));
    // }
    // }
    section("Retranslating SSA IR to standard flavour.");
    for (Entry<MethodNode, ControlFlowGraph> e : cxt.getIRCache().entrySet()) {
        MethodNode mn = e.getKey();
        ControlFlowGraph cfg = e.getValue();
        BoissinotDestructor.leaveSSA(cfg);
        cfg.getLocals().realloc(cfg);
        (new ControlFlowGraphDumper(cfg, mn)).dump();
    }
    section("Rewriting jar.");
    // dumpJar(app, dl, masterGroup, "out/osb5.jar");
    section("Finished.");
}

Example 3 with SingleJarDownloader

use of org.topdank.byteio.in.SingleJarDownloader in project maple-ir by LLVM-but-worse.

the class Boot method rt.

private static LibraryClassSource rt(ApplicationClassSource app, File rtjar) throws IOException {
    section("Loading rt.jar from " + rtjar.getAbsolutePath());
    SingleJarDownloader<ClassNode> dl = new SingleJarDownloader<>(new JarInfo(rtjar));
    dl.download();
    return new LibraryClassSource(app, dl.getJarContents().getClassContents());
}