Exemplo n.º 1
0
  public String getSootClassPath() {
    if (sootClassPath == null) {
      String optionscp = Options.v().soot_classpath();
      if (optionscp.length() > 0) sootClassPath = optionscp;

      String defaultSootClassPath = defaultClassPath();

      // if no classpath is given on the command line, take the default
      if (sootClassPath == null) {
        sootClassPath = defaultSootClassPath;
      } else {
        // if one is given...
        if (Options.v().prepend_classpath()) {
          // if the prepend flag is set, append the default classpath
          sootClassPath += File.pathSeparator + defaultSootClassPath;
        }
        // else, leave it as it is
      }

      // add process-dirs
      List<String> process_dir = Options.v().process_dir();
      StringBuffer pds = new StringBuffer();
      for (String path : process_dir) {
        if (!sootClassPath.contains(path)) {
          pds.append(path);
          pds.append(File.pathSeparator);
        }
      }
      sootClassPath = pds + sootClassPath;
    }

    return sootClassPath;
  }
Exemplo n.º 2
0
  /**
   * Load the set of classes that soot needs, including those specified on the command-line. This is
   * the standard way of initialising the list of classes soot should use.
   */
  public void loadNecessaryClasses() {
    loadBasicClasses();

    for (String name : Options.v().classes()) {
      loadNecessaryClass(name);
    }

    loadDynamicClasses();

    if (Options.v().oaat()) {
      if (Options.v().process_dir().isEmpty()) {
        throw new IllegalArgumentException(
            "If switch -oaat is used, then also -process-dir must be given.");
      }
    } else {
      for (final String path : Options.v().process_dir()) {
        for (String cl : SourceLocator.v().getClassesUnder(path)) {
          SootClass theClass = loadClassAndSupport(cl);
          theClass.setApplicationClass();
        }
      }
    }

    prepareClasses();
    setDoneResolving();
  }
Exemplo n.º 3
0
  public void setMainClassFromOptions() {
    if (mainClass != null) return;
    if (Options.v().main_class() != null && Options.v().main_class().length() > 0) {
      setMainClass(getSootClass(Options.v().main_class()));
    } else {
      // try to infer a main class from the command line if none is given
      for (Iterator<String> classIter = Options.v().classes().iterator(); classIter.hasNext(); ) {
        SootClass c = getSootClass(classIter.next());
        if (c.declaresMethod(
            "main",
            Collections.<Type>singletonList(ArrayType.v(RefType.v("java.lang.String"), 1)),
            VoidType.v())) {
          G.v().out.println("No main class given. Inferred '" + c.getName() + "' as main class.");
          setMainClass(c);
          return;
        }
      }

      // try to infer a main class from the usual classpath if none is given
      for (Iterator<SootClass> classIter = getApplicationClasses().iterator();
          classIter.hasNext(); ) {
        SootClass c = (SootClass) classIter.next();
        if (c.declaresMethod(
            "main",
            Collections.<Type>singletonList(ArrayType.v(RefType.v("java.lang.String"), 1)),
            VoidType.v())) {
          G.v().out.println("No main class given. Inferred '" + c.getName() + "' as main class.");
          setMainClass(c);
          return;
        }
      }
    }
  }
Exemplo n.º 4
0
 /* Generate classes to process, adding or removing package marked by
  * command line options.
  */
 private void prepareClasses() {
   // Remove/add all classes from packageInclusionMask as per -i option
   Chain<SootClass> processedClasses = new HashChain<SootClass>();
   while (true) {
     Chain<SootClass> unprocessedClasses = new HashChain<SootClass>(getClasses());
     unprocessedClasses.removeAll(processedClasses);
     if (unprocessedClasses.isEmpty()) break;
     processedClasses.addAll(unprocessedClasses);
     for (SootClass s : unprocessedClasses) {
       if (s.isPhantom()) continue;
       if (Options.v().app()) {
         s.setApplicationClass();
       }
       if (Options.v().classes().contains(s.getName())) {
         s.setApplicationClass();
         continue;
       }
       if (s.isApplicationClass() && isExcluded(s)) {
         s.setLibraryClass();
       }
       if (isIncluded(s)) {
         s.setApplicationClass();
       }
       if (s.isApplicationClass()) {
         // make sure we have the support
         loadClassAndSupport(s.getName());
       }
     }
   }
 }
 @Override
 public void execute() throws MojoExecutionException {
   G.reset();
   String classpath = getCompileClasspath();
   getLog().info(String.format("Using transform classpath: %s", classpath));
   Options.v().set_soot_classpath(classpath);
   Options.v().set_process_dir(asList(getProcessDirectory()));
   Options.v().set_output_dir(getOutputDirectory());
   SimulationTransform.main(null);
 }
Exemplo n.º 6
0
 @BeforeClass
 public static void initializeSoot() throws IOException {
   soot.G.reset();
   Options.v().set_output_format(Options.output_format_jimple);
   Options.v().set_include_all(true);
   Options.v().set_print_tags_in_output(true);
   Options.v().set_allow_phantom_refs(true);
   Options.v()
       .set_soot_classpath(
           System.getProperty("sun.boot.class.path")
               + ":"
               + System.getProperty("java.class.path"));
   Scene.v().loadNecessaryClasses();
 }
Exemplo n.º 7
0
  /**
   * Traverse the statements in the given body, looking for aggregation possibilities; that is,
   * given a def d and a use u, d has no other uses, u has no other defs, collapse d and u.
   *
   * <p>option: only-stack-locals; if this is true, only aggregate variables starting with $
   */
  protected void internalTransform(Body b, String phaseName, Map<String, String> options) {
    StmtBody body = (StmtBody) b;
    boolean onlyStackVars = PhaseOptions.getBoolean(options, "only-stack-locals");

    int aggregateCount = 1;

    if (Options.v().time()) Timers.v().aggregationTimer.start();
    boolean changed = false;

    Map<ValueBox, Zone> boxToZone =
        new HashMap<ValueBox, Zone>(body.getUnits().size() * 2 + 1, 0.7f);

    // Determine the zone of every box
    {
      Zonation zonation = new Zonation(body);

      for (Unit u : body.getUnits()) {
        Zone zone = zonation.getZoneOf(u);

        for (ValueBox box : u.getUseBoxes()) {
          boxToZone.put(box, zone);
        }

        for (ValueBox box : u.getDefBoxes()) {
          boxToZone.put(box, zone);
        }
      }
    }

    do {
      if (Options.v().verbose())
        G.v()
            .out
            .println(
                "["
                    + body.getMethod().getName()
                    + "] Aggregating iteration "
                    + aggregateCount
                    + "...");

      // body.printTo(new java.io.PrintWriter(G.v().out, true));

      changed = internalAggregate(body, boxToZone, onlyStackVars);

      aggregateCount++;
    } while (changed);

    if (Options.v().time()) Timers.v().aggregationTimer.end();
  }
Exemplo n.º 8
0
  /**
   * Prints out the method corresponding to b Body, (declaration and body), in the textual format
   * corresponding to the IR used to encode b body.
   *
   * @param out a PrintWriter instance to print to.
   */
  private void printTo(Body b, PrintWriter out) {
    b.validate();

    String decl = b.getMethod().getDavaDeclaration();

    {
      out.println("    " + decl);
      for (Iterator<Tag> tIt = b.getMethod().getTags().iterator(); tIt.hasNext(); ) {
        final Tag t = tIt.next();
        if (Options.v().print_tags_in_output()) {
          out.println(t);
        }
      }
      out.println("    {");

      /*
        The locals are now printed out from within the toString method of ASTMethodNode
        Nomair A Naeem 10-MARCH-2005
      */
      // printLocalsInBody(b, out);
    }

    printStatementsInBody(b, out);

    out.println("    }");
  }
Exemplo n.º 9
0
  /**
   * Constructs a BriefUnitGraph given a Body instance.
   *
   * @param body The underlying body we want to make a graph for.
   */
  public BriefUnitGraph(Body body) {
    super(body);
    int size = unitChain.size();

    if (Options.v().time()) Timers.v().graphTimer.start();

    unitToSuccs = new HashMap(size * 2 + 1, 0.7f);
    unitToPreds = new HashMap(size * 2 + 1, 0.7f);
    buildUnexceptionalEdges(unitToSuccs, unitToPreds);
    makeMappedListsUnmodifiable(unitToSuccs);
    makeMappedListsUnmodifiable(unitToPreds);

    buildHeadsAndTails();

    if (Options.v().time()) Timers.v().graphTimer.end();
  }
Exemplo n.º 10
0
  private void initialize(Map<String, String> options) {
    if (drawer == null) {
      drawer = new CFGToDotGraph();
      drawer.setBriefLabels(PhaseOptions.getBoolean(options, briefLabelOptionName));
      drawer.setOnePage(!PhaseOptions.getBoolean(options, multipageOptionName));
      drawer.setUnexceptionalControlFlowAttr("color", "black");
      drawer.setExceptionalControlFlowAttr("color", "red");
      drawer.setExceptionEdgeAttr("color", "lightgray");
      drawer.setShowExceptions(Options.v().show_exception_dests());
      ir = CFGIntermediateRep.getIR(PhaseOptions.getString(options, irOptionName));
      graphtype = CFGGraphType.getGraphType(PhaseOptions.getString(options, graphTypeOptionName));

      AltClassLoader.v().setAltClassPath(PhaseOptions.getString(options, altClassPathOptionName));
      AltClassLoader.v()
          .setAltClasses(
              new String[] {
                "soot.toolkits.graph.ArrayRefBlockGraph",
                "soot.toolkits.graph.Block",
                "soot.toolkits.graph.Block$AllMapTo",
                "soot.toolkits.graph.BlockGraph",
                "soot.toolkits.graph.BriefBlockGraph",
                "soot.toolkits.graph.BriefUnitGraph",
                "soot.toolkits.graph.CompleteBlockGraph",
                "soot.toolkits.graph.CompleteUnitGraph",
                "soot.toolkits.graph.TrapUnitGraph",
                "soot.toolkits.graph.UnitGraph",
                "soot.toolkits.graph.ZonedBlockGraph",
              });
    }
  }
Exemplo n.º 11
0
 /**
  * Returns the {@link ThrowAnalysis} to be used by default when constructing CFGs which include
  * exceptional control flow.
  *
  * @return the default {@link ThrowAnalysis}
  */
 public ThrowAnalysis getDefaultThrowAnalysis() {
   if (defaultThrowAnalysis == null) {
     int optionsThrowAnalysis = Options.v().throw_analysis();
     switch (optionsThrowAnalysis) {
       case Options.throw_analysis_pedantic:
         defaultThrowAnalysis = PedanticThrowAnalysis.v();
         break;
       case Options.throw_analysis_unit:
         defaultThrowAnalysis = UnitThrowAnalysis.v();
         break;
       default:
         throw new IllegalStateException(
             "Options.v().throw_analysi() == " + Options.v().throw_analysis());
     }
   }
   return defaultThrowAnalysis;
 }
Exemplo n.º 12
0
  // This method is deprecated. Use soot.util.JasminOutputStream instead.
  public void writeXXXDeprecated(SootClass cl, String outputDir) {
    String outputDirWithSep = "";

    if (!outputDir.equals("")) outputDirWithSep = outputDir + fileSeparator;

    try {
      File tempFile = new File(outputDirWithSep + cl.getName() + ".jasmin");

      FileOutputStream streamOut = new FileOutputStream(tempFile);

      PrintWriter writerOut = new PrintWriter(new EscapedWriter(new OutputStreamWriter(streamOut)));

      if (cl.containsBafBody()) new soot.baf.JasminClass(cl).print(writerOut);
      else new soot.jimple.JasminClass(cl).print(writerOut);

      writerOut.close();

      if (Options.v().time()) Timers.v().assembleJasminTimer.start();

      // Invoke jasmin
      {
        String[] args;

        if (outputDir.equals("")) {
          args = new String[1];

          args[0] = cl.getName() + ".jasmin";
        } else {
          args = new String[3];

          args[0] = "-d";
          args[1] = outputDir;
          args[2] = outputDirWithSep + cl.getName() + ".jasmin";
        }

        jasmin.Main.main(args);
      }

      tempFile.delete();

      if (Options.v().time()) Timers.v().assembleJasminTimer.end();

    } catch (IOException e) {
      throw new RuntimeException("Could not produce new classfile! (" + e + ")");
    }
  }
Exemplo n.º 13
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  public static void main(String[] args) {
    if (args.length == 0) {
      System.out.println("Syntax: java Main -app <main_classfile> [soot options]");
      System.exit(0);
    }

    PackManager.v().getPack("wjtp").add(new Transform("wjtp.profiler", Evaluator.v()));

    // For the transformer to be executed, as it was added as one of
    // whole-program analysis, we need to set whole-program analysis to true.
    soot.options.Options.v().set_whole_program(true);

    // This is to skip analyzing the bodies of excluded classes (e.g., JDK).
    soot.options.Options.v().set_no_bodies_for_excluded(true);

    soot.Main.main(args);
  }
Exemplo n.º 14
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 public static void printDbg(String s, Object... objects) {
   TODEX_DEBUG = Options.v().verbose();
   if (TODEX_DEBUG) {
     for (Object o : objects) {
       s += o.toString();
     }
     System.out.println(s);
   }
 }
Exemplo n.º 15
0
  private void determineExcludedPackages() {
    excludedPackages = new LinkedList<String>();
    if (Options.v().exclude() != null) excludedPackages.addAll(Options.v().exclude());

    // do not kill contents of the APK if we want a working new APK afterwards
    if (!Options.v().include_all()
        && Options.v().output_format() != Options.output_format_dex
        && Options.v().output_format() != Options.output_format_force_dex) {
      excludedPackages.add("java.*");
      excludedPackages.add("sun.*");
      excludedPackages.add("javax.*");
      excludedPackages.add("com.sun.*");
      excludedPackages.add("com.ibm.*");
      excludedPackages.add("org.xml.*");
      excludedPackages.add("org.w3c.*");
      excludedPackages.add("apple.awt.*");
      excludedPackages.add("com.apple.*");
    }
  }
Exemplo n.º 16
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 /**
  * Performs the work that is required to construct any sort of <tt>UnitGraph</tt>.
  *
  * @param body The body of the method for which to construct a control flow graph.
  */
 protected UnitGraph(Body body) {
   this.body = body;
   unitChain = body.getUnits();
   method = body.getMethod();
   if (Options.v().verbose())
     G.v()
         .out
         .println(
             "[" + method.getName() + "]     Constructing " + this.getClass().getName() + "...");
 }
Exemplo n.º 17
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 public boolean isIncluded(SootClass sc) {
   String name = sc.getName();
   for (String inc : (List<String>) Options.v().include()) {
     if (name.equals(inc)
         || ((inc.endsWith(".*") || inc.endsWith("$*"))
             && name.startsWith(inc.substring(0, inc.length() - 1)))) {
       return true;
     }
   }
   return false;
 }
Exemplo n.º 18
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 /**
  * Call soot.Main.main(), which does command line argument processing and then starts the
  * transformation. This method should be called after calling initialize() and addTransforms().
  *
  * @param args Soot command line arguments to be passed to soot.Main.main().
  */
 public void generateCode(String[] args) {
   //         // This is rather ugly.  The moml Class is not a Java class, so
   //         // soot won't recognize it.  However, if we give soot nothing, then
   //         // it won't run.  Note that later we will call setLibraryClass() on
   //         // this class so that we don't actually generate code for it.
   //         args[0] = "java.lang.Object";
   //         // As of soot 2.0.1, this is all that is required.
   //         //        soot.Main.main(args);
   if (!soot.options.Options.v().parse(args)) {
     throw new KernelRuntimeException("Option parse error");
   }
   PackManager.v().getPack("wjtp").apply();
 }
Exemplo n.º 19
0
  public void loadDynamicClasses() {
    dynamicClasses = new ArrayList<SootClass>();
    HashSet<String> dynClasses = new HashSet<String>();
    dynClasses.addAll(Options.v().dynamic_class());

    for (Iterator<String> pathIt = Options.v().dynamic_dir().iterator(); pathIt.hasNext(); ) {

      final String path = (String) pathIt.next();
      dynClasses.addAll(SourceLocator.v().getClassesUnder(path));
    }

    for (Iterator<String> pkgIt = Options.v().dynamic_package().iterator(); pkgIt.hasNext(); ) {

      final String pkg = (String) pkgIt.next();
      dynClasses.addAll(SourceLocator.v().classesInDynamicPackage(pkg));
    }

    for (String className : dynClasses) {

      dynamicClasses.add(loadClassAndSupport(className));
    }

    // remove non-concrete classes that may accidentally have been loaded
    for (Iterator<SootClass> iterator = dynamicClasses.iterator(); iterator.hasNext(); ) {
      SootClass c = iterator.next();
      if (!c.isConcrete()) {
        if (Options.v().verbose()) {
          G.v()
              .out
              .println(
                  "Warning: dynamic class "
                      + c.getName()
                      + " is abstract or an interface, and it will not be considered.");
        }
        iterator.remove();
      }
    }
  }
Exemplo n.º 20
0
  private void printStatementsInBody(Body body, java.io.PrintWriter out) {

    if (Options.v().verbose()) System.out.println("Printing " + body.getMethod().getName());

    Chain<Unit> units = ((DavaBody) body).getUnits();

    if (units.size() != 1) {
      throw new RuntimeException("DavaBody AST doesn't have single root.");
    }

    UnitPrinter up = new DavaUnitPrinter((DavaBody) body);
    ((ASTNode) units.getFirst()).toString(up);
    out.print(up.toString());
  }
Exemplo n.º 21
0
  /**
   * Computes the analysis given a UnitGraph computed from a method body. It is recommended that a
   * ExceptionalUnitGraph (or similar) be provided for correct results in the case of exceptional
   * control flow.
   *
   * @param g a graph on which to compute the analysis.
   * @see ExceptionalUnitGraph
   */
  public SimpleLiveLocals(UnitGraph graph) {
    if (Options.v().time()) Timers.v().liveTimer.start();

    if (Options.v().verbose())
      G.v()
          .out
          .println(
              "["
                  + graph.getBody().getMethod().getName()
                  + "]     Constructing SimpleLiveLocals...");

    SimpleLiveLocalsAnalysis analysis = new SimpleLiveLocalsAnalysis(graph);

    if (Options.v().time()) Timers.v().livePostTimer.start();

    // Build unitToLocals map
    {
      unitToLocalsAfter = new HashMap<Unit, List>(graph.size() * 2 + 1, 0.7f);
      unitToLocalsBefore = new HashMap<Unit, List>(graph.size() * 2 + 1, 0.7f);

      Iterator unitIt = graph.iterator();

      while (unitIt.hasNext()) {
        Unit s = (Unit) unitIt.next();

        FlowSet set = (FlowSet) analysis.getFlowBefore(s);
        unitToLocalsBefore.put(s, Collections.unmodifiableList(set.toList()));

        set = (FlowSet) analysis.getFlowAfter(s);
        unitToLocalsAfter.put(s, Collections.unmodifiableList(set.toList()));
      }
    }

    if (Options.v().time()) Timers.v().livePostTimer.end();

    if (Options.v().time()) Timers.v().liveTimer.end();
  }
  @BeforeClass
  public static void setUp() {
    Options.v().setPhaseOption("cg.spark", "on");
    Options.v().setPhaseOption("jb.ulp", "off");
    Options.v().set_output_format(Options.output_format_none);
    Options.v().set_prepend_classpath(true);
    // Options.v().set_no_bodies_for_excluded(true);
    Options.v().set_allow_phantom_refs(true);
    Options.v().set_whole_program(true);
    Options.v().set_soot_classpath(StringAnalysisTest.class.getResource("/").getPath());
    Options.v()
        .set_process_dir(
            Arrays.asList(
                "edu.psu.cse.siis.coal.arguments.cases.StringProblems",
                "edu.psu.cse.siis.coal.arguments.cases.OtherClass"));

    SootClass class1 =
        Scene.v()
            .forceResolve("edu.psu.cse.siis.coal.arguments.cases.StringProblems", SootClass.BODIES);
    class1.setApplicationClass();
    Scene.v().loadNecessaryClasses();
    Scene.v().setEntryPoints(Collections.singletonList(class1.getMethodByName("main")));

    if (USE_SHIMPLE) {
      Options.v().set_via_shimple(true);
      Options.v().set_whole_shimple(true);
    }
    String pack = USE_SHIMPLE ? "wstp" : "wjtp";
    PackManager.v()
        .getPack(pack)
        .add(new Transform(pack + ".ExampleStringAnalyzer", new CustomSceneTransformer()));

    PackManager.v().runPacks();

    result = CustomSceneTransformer.result;
  }
Exemplo n.º 23
0
  protected void internalTransform(Body body, String phaseName, Map options) {
    if (Options.v().verbose())
      G.v().out.println("[" + body.getMethod().getName() + "] Tightening trap boundaries...");

    Chain trapChain = body.getTraps();
    Chain unitChain = body.getUnits();
    if (trapChain.size() > 0) {
      ExceptionalUnitGraph graph = new ExceptionalUnitGraph(body);

      for (Iterator trapIt = trapChain.iterator(); trapIt.hasNext(); ) {
        Trap trap = (Trap) trapIt.next();
        Unit firstTrappedUnit = trap.getBeginUnit();
        Unit firstTrappedThrower = null;
        Unit firstUntrappedUnit = trap.getEndUnit();
        Unit lastTrappedUnit = (Unit) unitChain.getPredOf(firstUntrappedUnit);
        Unit lastTrappedThrower = null;
        for (Unit u = firstTrappedUnit;
            u != null && u != firstUntrappedUnit;
            u = (Unit) unitChain.getSuccOf(u)) {
          if (mightThrowTo(graph, u, trap)) {
            firstTrappedThrower = u;
            break;
          }
        }
        if (firstTrappedThrower != null) {
          for (Unit u = lastTrappedUnit; u != null; u = (Unit) unitChain.getPredOf(u)) {
            if (mightThrowTo(graph, u, trap)) {
              lastTrappedThrower = u;
              break;
            }
          }
        }
        if (firstTrappedThrower != null && firstTrappedUnit != firstTrappedThrower) {
          trap.setBeginUnit(firstTrappedThrower);
        }
        if (lastTrappedThrower == null) {
          lastTrappedThrower = firstTrappedUnit;
        }
        if (lastTrappedUnit != lastTrappedThrower) {
          trap.setEndUnit((Unit) unitChain.getSuccOf(lastTrappedThrower));
        }
      }
    }
  }
  private static void setOptions(String mainclass, boolean isJPF) {
    PhaseOptions.v().setPhaseOption("jb", "enabled:true");
    PhaseOptions.v().setPhaseOption("tag.ln", "on");
    Options.v().set_keep_line_number(true);
    Options.v().setPhaseOption("jb", "use-original-names:true");
    Options.v().set_app(true);
    Options.v().set_whole_program(true);

    if (isJPF) {
      // Enable Spark
      HashMap<String, String> opt = new HashMap<String, String>();
      // opt.put("verbose","true");
      opt.put("propagator", "worklist");
      opt.put("simple-edges-bidirectional", "false");
      opt.put("on-fly-cg", "true");
      opt.put("set-impl", "double");
      opt.put("double-set-old", "hybrid");
      opt.put("double-set-new", "hybrid");
      opt.put("pre_jimplify", "true");
      SparkTransformer.v().transform("", opt);
      PhaseOptions.v().setPhaseOption("cg.spark", "enabled:true");

      Scene.v()
          .setSootClassPath(
              System.getProperty("sun.boot.class.path")
                  + File.pathSeparator
                  + System.getProperty("java.class.path"));
    }

    List excludes = new ArrayList();
    excludes.add("org.eclipse.");
    excludes.add("javax.");
    excludes.add("java.");
    excludes.add("pt.tecnico.");
    Options.v().set_exclude(excludes);

    List includes = new ArrayList();
    includes.add("org.apache.commons.pool."); // pool107
    includes.add("org.apache.log4j."); // log4j_3
    includes.add("org.apache.commons.lang."); // lang
    Options.v().set_include(includes);

    SootClass appclass = Scene.v().loadClassAndSupport(mainclass);

    try {
      Scene.v().setMainClass(appclass);
      Scene.v().getMainClass();
    } catch (Exception e) {
      System.out.println(">> Exception [No main class]: " + e.getMessage());
    }
  }
Exemplo n.º 25
0
  protected void internalTransform(String phaseName, Map options) {
    if (Options.v().verbose())
      G.v().out.println("Transforming all classes in the Scene to Shimple...");

    // *** FIXME: Add debug output to indicate which class/method is being shimplified.
    // *** FIXME: Is ShimpleTransformer the right solution?  The call graph may deem
    //            some classes unreachable.

    Iterator classesIt = Scene.v().getClasses().iterator();
    while (classesIt.hasNext()) {
      SootClass sClass = (SootClass) classesIt.next();
      if (sClass.isPhantom()) continue;

      Iterator methodsIt = sClass.getMethods().iterator();
      while (methodsIt.hasNext()) {
        SootMethod method = (SootMethod) methodsIt.next();
        if (!method.isConcrete()) continue;

        if (method.hasActiveBody()) {
          Body body = method.getActiveBody();
          ShimpleBody sBody = null;

          if (body instanceof ShimpleBody) {
            sBody = (ShimpleBody) body;
            if (!sBody.isSSA()) sBody.rebuild();
          } else {
            sBody = Shimple.v().newBody(body);
          }

          method.setActiveBody(sBody);
        } else {
          MethodSource ms = new ShimpleMethodSource(method.getSource());
          method.setSource(ms);
        }
      }
    }
  }
Exemplo n.º 26
0
  SimpleLiveLocalsAnalysis(UnitGraph g) {
    super(g);

    if (Options.v().time()) Timers.v().liveSetupTimer.start();

    emptySet = new ArraySparseSet();

    // Create kill sets.
    {
      unitToKillSet = new HashMap<Unit, FlowSet>(g.size() * 2 + 1, 0.7f);

      Iterator unitIt = g.iterator();

      while (unitIt.hasNext()) {
        Unit s = (Unit) unitIt.next();

        FlowSet killSet = emptySet.clone();

        Iterator boxIt = s.getDefBoxes().iterator();

        while (boxIt.hasNext()) {
          ValueBox box = (ValueBox) boxIt.next();

          if (box.getValue() instanceof Local) killSet.add(box.getValue(), killSet);
        }

        unitToKillSet.put(s, killSet);
      }
    }

    // Create generate sets
    {
      unitToGenerateSet = new HashMap<Unit, FlowSet>(g.size() * 2 + 1, 0.7f);

      Iterator unitIt = g.iterator();

      while (unitIt.hasNext()) {
        Unit s = (Unit) unitIt.next();

        FlowSet genSet = emptySet.clone();

        Iterator boxIt = s.getUseBoxes().iterator();

        while (boxIt.hasNext()) {
          ValueBox box = (ValueBox) boxIt.next();

          if (box.getValue() instanceof Local) genSet.add(box.getValue(), genSet);
        }

        unitToGenerateSet.put(s, genSet);
      }
    }

    if (Options.v().time()) Timers.v().liveSetupTimer.end();

    if (Options.v().time()) Timers.v().liveAnalysisTimer.start();

    doAnalysis();

    if (Options.v().time()) Timers.v().liveAnalysisTimer.end();
  }
Exemplo n.º 27
0
  public static void main(String[] args) {
    List<String> argsList = new ArrayList<String>(Arrays.asList(args));
    argsList.addAll(
        Arrays.asList(
            new String[] {
              "-w", // "-p", "cg.spark", "on-fly-cg:true",
              // "-main-class", "testers.CallGraphs",// main-class
              "testers.CallGraphs", // argument classes
              // "testers.A" //
            }));
    argsList.add("-soot-class-path");
    argsList.add(
        "/home/nnguyen/workspaceluna/CoGConstructor/bin:/usr/java/jdk1.7.0_79/jre/lib/rt.jar:/usr/java/jdk1.7.0_79/jre/lib/jce.jar");
    argsList.add("-p");
    argsList.add("cg");
    argsList.add("all-reachable:true");

    argsList.add("-p");
    argsList.add("cg.spark");
    argsList.add("on-fly-cg:true");
    argsList.add("-f");
    argsList.add("J");
    // argsList.add("-no-bodies-for-excluded");
    // argsList.add("pre-jimplify:true");

    System.out.println("JB " + PackManager.v().getPack("jb").getDefaultOptions());
    System.out.println("JBLS " + PackManager.v().getPhase("jb.ls").getDefaultOptions());
    System.out.println("JBDAE " + PackManager.v().getPhase("jb.dae").getDefaultOptions());
    System.out.println("CHCHA " + PackManager.v().getPhase("cg.cha").getDeclaredOptions());
    System.out.println("CG" + PackManager.v().getPack("cg").getDeclaredOptions());

    // PackManager.v().getPack("wjtp").add(new Transform("wjtp.myTrans", new SceneTransformer() {
    // // System.out.println(PackManager.v().getPhase("cg.spark").getDeclaredOptions());
    //
    // // PackManager.v().getPack("cg").add(new Transform("cg.myTrans", new SceneTransformer() {
    //
    // @Override
    // protected void internalTransform(String phaseName, Map options) {
    // CHATransformer.v().transform();
    // SootClass a = Scene.v().getSootClass("testers.A");
    //
    // SootMethod src = Scene.v().getMainClass().getMethodByName("doStuff");
    // CallGraph cg = Scene.v().getCallGraph();
    //
    // Iterator<MethodOrMethodContext> targets = new Targets(cg.edgesOutOf(src));
    //
    // while (targets.hasNext()) {
    // SootMethod tgt = (SootMethod) targets.next();
    // System.out.println(src + " may call " + tgt);
    // }
    //
    // Iterator<MethodOrMethodContext> sources = new Sources(cg.edgesInto(src));
    //
    // while (sources.hasNext()) {
    // SootMethod tgt = (SootMethod) sources.next();
    //
    // System.out.println(src + " may be called by " + tgt + " " + tgt.getName());
    // }
    //
    // }
    //
    // }));

    args = argsList.toArray(new String[0]);
    Options.v().parse(args); // disable if want to use soot.Main.main
    Options.v().set_keep_line_number(true);
    Options.v().set_whole_program(true);
    Options.v().set_allow_phantom_refs(true);
    Options.v().setPhaseOption("jb", "use-original-names:true");

    // soot.Main.main(args);

    List addedEntryPoints = new ArrayList();
    // for (String ePoint : customEntryPoints) {
    SootClass c = Scene.v().forceResolve("testers.CallGraphs", SootClass.BODIES);
    c.setApplicationClass();
    Scene.v().loadNecessaryClasses();
    SootMethod method;
    String methodName = "main";
    if (!methodName.contains("(")) {
      method = c.getMethodByName(methodName);
      System.out.println("FOUND IT");
    } else {
      // List<Type> types = new ArrayList<Type>();

      method = c.getMethod(methodName);
      System.out.println("FOUND IT");
    }
    addedEntryPoints.add(method);
    // }
    Scene.v().setEntryPoints(addedEntryPoints);
    PackManager.v().runPacks();

    JimpleBasedInterproceduralCFG icfg = new JimpleBasedInterproceduralCFG();
    IFDSTabulationProblem<
            Unit,
            Pair<Value, Set<DefinitionStmt>>,
            SootMethod,
            InterproceduralCFG<Unit, SootMethod>>
        problem = (IFDSTabulationProblem) new IFDSReachingDefinitions(icfg);
    System.out.println("Number of threads :" + problem.numThreads());

    JimpleIFDSSolver<Pair<Value, Set<DefinitionStmt>>, InterproceduralCFG<Unit, SootMethod>>
        solver =
            new JimpleIFDSSolver<
                Pair<Value, Set<DefinitionStmt>>, InterproceduralCFG<Unit, SootMethod>>(
                problem, true);

    System.out.println("Started Solving....");
    System.out.println(Scene.v().getMainMethod().getName());
    SootMethod mMethod = Scene.v().getSootClass("testers.CallGraphs").getMethodByName("main");
    // SootMethod mMethod = Scene.v().getMainClass().getMethodByName("doStuff2");
    BiDirICFGFactory icfgFactory = new DefaultBiDiICFGFactory();
    IInfoflowCFG iCfg = icfgFactory.buildBiDirICFG(CallgraphAlgorithm.AutomaticSelection, true);

    CallGraph cg = Scene.v().getCallGraph();
    // SootClass cl = Scene.v().getMainClass();
    for (SootClass cl : Scene.v().getClasses()) {
      for (SootMethod sm : cl.getMethods()) {
        if (sm.getSignature().contains("testers")
            || sm.getSignature().contains("java.lang.Object next()")) {
          // if
          // (sm.getSignature().equals("<testers.CallGraphs$CellIterator: java.lang.Object
          // next()>"))
          // {
          // if (sm.getSignature().equals("<testers.CallGraphs: void p4(int)>")) {
          System.out.println(
              "WE FOUND " + sm.getSignature() + " AT " + sm.getJavaSourceStartLineNumber());
          Iterator sources = new Sources(cg.edgesInto(sm));
          while (sources.hasNext()) {
            SootMethod sm2 = (SootMethod) sources.next();
            System.out.println("CALLED BY " + sm2.getSignature());
          }

          // sources = new Sources(cg.edgesOutOf(sm));
          // while (sources.hasNext()) {
          // SootMethod sm2 = (SootMethod) sources.next();
          // System.out.println("CALLS " + sm2.getSignature());
          // }
          // }
        }
      }
    }

    if (mMethod.hasActiveBody()) {
      System.out.println("YESSSSSSSSSSSSSSSSS");
      Body b = mMethod.getActiveBody();
      for (Unit u : b.getUnits()) {
        System.out.println(u + " AT " + u.getJavaSourceStartLineNumber());
      }
      System.out.println("===================");
      for (Unit u : b.getUnits()) {

        if (u instanceof IfStmt) {
          System.out.println("IF STMT AT " + u.getJavaSourceStartLineNumber());
          IfStmt stmt = (IfStmt) u;
          System.out.println(u);
          Value condition = stmt.getCondition();
          ValueBox conditionBox = stmt.getConditionBox();
          System.out.println(
              "Condition " + condition + " AT " + conditionBox.getJavaSourceStartLineNumber());
          System.out.println(
              "Target "
                  + stmt.getTarget()
                  + " AT "
                  + stmt.getTarget().getJavaSourceStartLineNumber());
          System.out.println(
              iCfg.getPostdominatorOf(u) + " AT " + u.getJavaSourceStartLineNumber());

          System.out.println(iCfg.getSuccsOf(u));

          System.out.println("=====");
        }

        if (u instanceof GotoStmt) {
          System.out.println("GOTO STMT AT " + u.getJavaSourceStartLineNumber());
          GotoStmt stmt = (GotoStmt) u;
          System.out.println(u);
          System.out.println(stmt.getTarget());
          System.out.println("=====");
        }
      }
    }

    // commented to test the IfStmt
    // if (!Scene.v().getMainMethod().hasActiveBody()) {
    // System.out.println("NONOOOOOOOOOOOOOOOOOOOOOOOOOOO");
    // }
    // // Scene.v().getMainMethod().getActiveBody()
    // solver.solve();
    // System.out.println("Completed Solving....");
    // solver.dumpResults();

  }
Exemplo n.º 28
0
  /** Prints the given <code>JimpleBody</code> to the specified <code>PrintWriter</code>. */
  private void printStatementsInBody(
      Body body, java.io.PrintWriter out, LabeledUnitPrinter up, UnitGraph unitGraph) {
    Chain units = body.getUnits();
    Iterator unitIt = units.iterator();
    Unit currentStmt = null, previousStmt;

    while (unitIt.hasNext()) {

      previousStmt = currentStmt;
      currentStmt = (Unit) unitIt.next();

      // Print appropriate header.
      {
        // Put an empty line if the previous node was a branch node, the current node is a join node
        //   or the previous statement does not have body statement as a successor, or if
        //   body statement has a label on it

        if (currentStmt != units.getFirst()) {
          if (unitGraph.getSuccsOf(previousStmt).size() != 1
              || unitGraph.getPredsOf(currentStmt).size() != 1
              || up.labels().containsKey(currentStmt)) {
            up.newline();
          } else {
            // Or if the previous node does not have body statement as a successor.

            List succs = unitGraph.getSuccsOf(previousStmt);

            if (succs.get(0) != currentStmt) {
              up.newline();
            }
          }
        }

        if (up.labels().containsKey(currentStmt)) {
          up.unitRef(currentStmt, true);
          up.literal(":");
          up.newline();
        }

        if (up.references().containsKey(currentStmt)) {
          up.unitRef(currentStmt, false);
        }
      }

      up.startUnit(currentStmt);
      currentStmt.toString(up);
      up.endUnit(currentStmt);

      up.literal(";");
      up.newline();

      // only print them if not generating attributes files
      // because they mess up line number
      // if (!addJimpleLn()) {
      if (Options.v().print_tags_in_output()) {
        Iterator tagIterator = currentStmt.getTags().iterator();
        while (tagIterator.hasNext()) {
          Tag t = (Tag) tagIterator.next();
          up.noIndent();
          up.literal("/*");
          up.literal(t.toString());
          up.literal("*/");
          up.newline();
        }
        /*Iterator udIt = currentStmt.getUseAndDefBoxes().iterator();
        while (udIt.hasNext()) {
            ValueBox temp = (ValueBox)udIt.next();
            Iterator vbtags = temp.getTags().iterator();
            while (vbtags.hasNext()) {
                Tag t = (Tag) vbtags.next();
                up.noIndent();
                up.literal("VB Tag: "+t.toString());
                up.newline();
            }
        }*/
      }
    }

    out.print(up.toString());
    if (addJimpleLn()) {
      setJimpleLnNum(up.getPositionTagger().getEndLn());
    }

    // Print out exceptions
    {
      Iterator trapIt = body.getTraps().iterator();

      if (trapIt.hasNext()) {
        out.println();
        incJimpleLnNum();
      }

      while (trapIt.hasNext()) {
        Trap trap = (Trap) trapIt.next();

        out.println(
            "        catch "
                + Scene.v().quotedNameOf(trap.getException().getName())
                + " from "
                + up.labels().get(trap.getBeginUnit())
                + " to "
                + up.labels().get(trap.getEndUnit())
                + " with "
                + up.labels().get(trap.getHandlerUnit())
                + ";");

        incJimpleLnNum();
      }
    }
  }
Exemplo n.º 29
0
  public void printTo(SootClass cl, PrintWriter out) {
    // add jimple line number tags
    setJimpleLnNum(1);

    // Print class name + modifiers
    {
      StringTokenizer st = new StringTokenizer(Modifier.toString(cl.getModifiers()));
      while (st.hasMoreTokens()) {
        String tok = (String) st.nextToken();
        if (cl.isInterface() && tok.equals("abstract")) continue;
        out.print(tok + " ");
      }

      String classPrefix = "";

      if (!cl.isInterface()) {
        classPrefix = classPrefix + " class";
        classPrefix = classPrefix.trim();
      }

      out.print(classPrefix + " " + Scene.v().quotedNameOf(cl.getName()) + "");
    }

    // Print extension
    {
      if (cl.hasSuperclass())
        out.print(" extends " + Scene.v().quotedNameOf(cl.getSuperclass().getName()) + "");
    }

    // Print interfaces
    {
      Iterator interfaceIt = cl.getInterfaces().iterator();

      if (interfaceIt.hasNext()) {
        out.print(" implements ");

        out.print("" + Scene.v().quotedNameOf(((SootClass) interfaceIt.next()).getName()) + "");

        while (interfaceIt.hasNext()) {
          out.print(",");
          out.print(" " + Scene.v().quotedNameOf(((SootClass) interfaceIt.next()).getName()) + "");
        }
      }
    }

    out.println();
    incJimpleLnNum();
    /*        if (!addJimpleLn()) {
        Iterator clTagsIt = cl.getTags().iterator();
        while (clTagsIt.hasNext()) {
            final Tag t = (Tag)clTagsIt.next();
            out.println(t);
        }
    }*/
    out.println("{");
    incJimpleLnNum();
    if (Options.v().print_tags_in_output()) {
      Iterator cTagIterator = cl.getTags().iterator();
      while (cTagIterator.hasNext()) {
        Tag t = (Tag) cTagIterator.next();
        out.print("/*");
        out.print(t.toString());
        out.println("*/");
      }
    }

    // Print fields
    {
      Iterator fieldIt = cl.getFields().iterator();

      if (fieldIt.hasNext()) {
        while (fieldIt.hasNext()) {
          SootField f = (SootField) fieldIt.next();

          if (f.isPhantom()) continue;

          if (Options.v().print_tags_in_output()) {
            Iterator fTagIterator = f.getTags().iterator();
            while (fTagIterator.hasNext()) {
              Tag t = (Tag) fTagIterator.next();
              out.print("/*");
              out.print(t.toString());
              out.println("*/");
            }
          }
          out.println("    " + f.getDeclaration() + ";");
          if (addJimpleLn()) {
            setJimpleLnNum(addJimpleLnTags(getJimpleLnNum(), f));
          }

          // incJimpleLnNum();
        }
      }
    }

    // Print methods
    {
      Iterator methodIt = cl.methodIterator();

      if (methodIt.hasNext()) {
        if (cl.getMethodCount() != 0) {
          out.println();
          incJimpleLnNum();
        }

        while (methodIt.hasNext()) {
          SootMethod method = (SootMethod) methodIt.next();

          if (method.isPhantom()) continue;

          if (!Modifier.isAbstract(method.getModifiers())
              && !Modifier.isNative(method.getModifiers())) {
            if (!method.hasActiveBody())
              throw new RuntimeException("method " + method.getName() + " has no active body!");
            else if (Options.v().print_tags_in_output()) {
              Iterator mTagIterator = method.getTags().iterator();
              while (mTagIterator.hasNext()) {
                Tag t = (Tag) mTagIterator.next();
                out.print("/*");
                out.print(t.toString());
                out.println("*/");
              }
            }
            printTo(method.getActiveBody(), out);

            if (methodIt.hasNext()) {
              out.println();
              incJimpleLnNum();
            }
          } else {

            if (Options.v().print_tags_in_output()) {
              Iterator mTagIterator = method.getTags().iterator();
              while (mTagIterator.hasNext()) {
                Tag t = (Tag) mTagIterator.next();
                out.print("/*");
                out.print(t.toString());
                out.println("*/");
              }
            }

            out.print("    ");
            out.print(method.getDeclaration());
            out.println(";");
            incJimpleLnNum();
            if (methodIt.hasNext()) {
              out.println();
              incJimpleLnNum();
            }
          }
        }
      }
    }
    out.println("}");
    incJimpleLnNum();
  }
  /**
   * This method pushes all newExpr down to be the stmt directly before every invoke of the init
   * only if they are in the types list
   */
  public void internalTransform(Body b, String phaseName, Map options) {
    JimpleBody body = (JimpleBody) b;

    if (Options.v().verbose())
      G.v().out.println("[" + body.getMethod().getName() + "] Folding Jimple constructors...");

    Chain units = body.getUnits();
    List<Unit> stmtList = new ArrayList<Unit>();
    stmtList.addAll(units);

    Iterator<Unit> it = stmtList.iterator();
    Iterator<Unit> nextStmtIt = stmtList.iterator();
    // start ahead one
    nextStmtIt.next();

    SmartLocalDefs localDefs = SmartLocalDefsPool.v().getSmartLocalDefsFor(body);
    UnitGraph graph = localDefs.getGraph();
    LocalUses localUses = new SimpleLocalUses(graph, localDefs);

    /* fold in NewExpr's with specialinvoke's */
    while (it.hasNext()) {
      Stmt s = (Stmt) it.next();

      if (!(s instanceof AssignStmt)) continue;

      /* this should be generalized to ArrayRefs */
      // only deal with stmts that are an local = newExpr
      Value lhs = ((AssignStmt) s).getLeftOp();
      if (!(lhs instanceof Local)) continue;

      Value rhs = ((AssignStmt) s).getRightOp();
      if (!(rhs instanceof NewExpr)) continue;

      // check if very next statement is invoke -->
      // this indicates there is no control flow between
      // new and invoke and should do nothing
      if (nextStmtIt.hasNext()) {
        Stmt next = (Stmt) nextStmtIt.next();
        if (next instanceof InvokeStmt) {
          InvokeStmt invoke = (InvokeStmt) next;

          if (invoke.getInvokeExpr() instanceof SpecialInvokeExpr) {
            SpecialInvokeExpr invokeExpr = (SpecialInvokeExpr) invoke.getInvokeExpr();
            if (invokeExpr.getBase() == lhs) {
              break;
            }
          }
        }
      }

      // check if new is in the types list - only process these
      if (!types.contains(((NewExpr) rhs).getType())) continue;

      List lu = localUses.getUsesOf(s);
      Iterator luIter = lu.iterator();
      boolean MadeNewInvokeExpr = false;

      while (luIter.hasNext()) {
        Unit use = ((UnitValueBoxPair) (luIter.next())).unit;
        if (!(use instanceof InvokeStmt)) continue;
        InvokeStmt is = (InvokeStmt) use;
        if (!(is.getInvokeExpr() instanceof SpecialInvokeExpr)
            || lhs != ((SpecialInvokeExpr) is.getInvokeExpr()).getBase()) continue;

        // make a new one here
        AssignStmt constructStmt =
            Jimple.v()
                .newAssignStmt(((DefinitionStmt) s).getLeftOp(), ((DefinitionStmt) s).getRightOp());
        constructStmt.setRightOp(Jimple.v().newNewExpr(((NewExpr) rhs).getBaseType()));
        MadeNewInvokeExpr = true;

        // redirect jumps
        use.redirectJumpsToThisTo(constructStmt);
        // insert new one here
        units.insertBefore(constructStmt, use);

        constructStmt.addTag(s.getTag("SourceLnPosTag"));
      }
      if (MadeNewInvokeExpr) {
        units.remove(s);
      }
    }
  }