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Java 类soot.jimple.internal.JNopStmt 实例源码

项目：cheetah    文件：AndroidEntryPointCreatorJIT.java    
private boolean createPlainMethodCall(Local classLocal, SootMethod currentMethod, Body body) {
    // Do not create calls to lifecycle methods which we handle explicitly
    if (AndroidEntryPointConstants.getServiceLifecycleMethods().contains(currentMethod.getSubSignature()))
        return false;

    JNopStmt beforeStmt = new JNopStmt();
    JNopStmt thenStmt = new JNopStmt();
    body.getUnits().add(beforeStmt);
    createIfStmt(thenStmt, body);
    buildMethodCall(currentMethod, body, classLocal, generator);

    body.getUnits().add(thenStmt);
    createIfStmt(beforeStmt, body);
    return true;
}
项目：cheetah    文件：AndroidEntryPointCreatorJIT.java    
private void generateBroadcastReceiverLifecycle(Set<String> entryPoints, SootClass currentClass,
        JNopStmt endClassStmt, Local classLocal, Body body) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt, body);

    Stmt onReceiveStmt = searchAndBuildMethod(AndroidEntryPointConstants.BROADCAST_ONRECEIVE, currentClass,
            entryPoints, classLocal, body);
    // methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    createIfStmt(endWhileStmt, body);

    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for (SootMethod currentMethod : currentClass.getMethods())
            if (entryPoints.contains(currentMethod.toString()))
                hasAdditionalMethods |= createPlainMethodCall(classLocal, currentMethod, body);
    }

    addCallbackMethods(currentClass, null, "", body);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt, body);
    createIfStmt(onReceiveStmt, body);
}
项目：cheetah    文件：AndroidEntryPointCreatorJIT.java    
private void generateContentProviderLifecycle(Set<String> entryPoints, SootClass currentClass,
        JNopStmt endClassStmt, Local classLocal, Body body) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt, body);

    // ContentProvider.onCreate() runs before everything else, even before
    // Application.onCreate(). We must thus handle it elsewhere.
    // Stmt onCreateStmt =
    // searchAndBuildMethod(AndroidEntryPointConstants.CONTENTPROVIDER_ONCREATE,
    // currentClass, entryPoints, classLocal);

    // see:
    // http://developer.android.com/reference/android/content/ContentProvider.html
    // methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    createIfStmt(endWhileStmt, body);

    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for (SootMethod currentMethod : currentClass.getMethods())
            if (entryPoints.contains(currentMethod.toString()))
                hasAdditionalMethods |= createPlainMethodCall(classLocal, currentMethod, body);
    }
    addCallbackMethods(currentClass, null, "", body);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt, body);
    // createIfStmt(onCreateStmt);
}
项目：boomerang    文件：PreparationTransformer.java    
private void addNopStmtToMethods() {
  for (SootClass c : Scene.v().getClasses()) {
    for (SootMethod m : c.getMethods()) {
      if (!m.hasActiveBody()) {
        continue;
      }
      Body b = m.getActiveBody();
      b.getUnits().addFirst(new JNopStmt());
    }
  }
}
项目：JAADAS    文件：AndroidEntryPointCreator.java    
/**
 * Generates the lifecycle for an Android content provider class
 * @param entryPoints The list of methods to consider in this class
 * @param currentClass The class for which to build the content provider
 * lifecycle
 * @param endClassStmt The statement to which to jump after completing
 * the lifecycle
 * @param classLocal The local referencing an instance of the current class
 */
private void generateContentProviderLifecycle
        (Set<String> entryPoints,
        SootClass currentClass,
        JNopStmt endClassStmt,
        Local classLocal) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt);

    // ContentProvider.onCreate() runs before everything else, even before
    // Application.onCreate(). We must thus handle it elsewhere.
    // Stmt onCreateStmt = searchAndBuildMethod(AndroidEntryPointConstants.CONTENTPROVIDER_ONCREATE, currentClass, entryPoints, classLocal);

    // see: http://developer.android.com/reference/android/content/ContentProvider.html
    //methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    createIfStmt(endWhileStmt);

    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for (SootMethod currentMethod : currentClass.getMethods())
            if (entryPoints.contains(currentMethod.toString()))
                hasAdditionalMethods |= createPlainMethodCall(classLocal, currentMethod);
    }
    addCallbackMethods(currentClass);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt);
    // createIfStmt(onCreateStmt);
}
项目：JAADAS    文件：AndroidEntryPointCreator.java    
/**
 * Generates the lifecycle for an Android broadcast receiver class
 * @param entryPoints The list of methods to consider in this class
 * @param currentClass The class for which to build the broadcast receiver
 * lifecycle
 * @param endClassStmt The statement to which to jump after completing
 * the lifecycle
 * @param classLocal The local referencing an instance of the current class
 */
private void generateBroadcastReceiverLifecycle
        (Set<String> entryPoints,
        SootClass currentClass,
        JNopStmt endClassStmt,
        Local classLocal) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt);

    Stmt onReceiveStmt = searchAndBuildMethod(AndroidEntryPointConstants.BROADCAST_ONRECEIVE, currentClass, entryPoints, classLocal);
    //methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    createIfStmt(endWhileStmt);

    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for (SootMethod currentMethod : currentClass.getMethods())
            if (entryPoints.contains(currentMethod.toString()))
                hasAdditionalMethods |= createPlainMethodCall(classLocal, currentMethod);
    }
    addCallbackMethods(currentClass);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt);
    createIfStmt(onReceiveStmt);
}
项目：JAADAS    文件：AndroidEntryPointCreator.java    
private boolean createPlainMethodCall(Local classLocal, SootMethod currentMethod) {
    // Do not create calls to lifecycle methods which we handle explicitly
    if(AndroidEntryPointConstants.getServiceLifecycleMethods().contains(currentMethod.getSubSignature()))
        return false;

    JNopStmt beforeStmt = new JNopStmt();
    JNopStmt thenStmt = new JNopStmt();
    body.getUnits().add(beforeStmt);
    createIfStmt(thenStmt);
    buildMethodCall(currentMethod, body, classLocal, generator);

    body.getUnits().add(thenStmt);
    createIfStmt(beforeStmt);
    return true;
}
项目：petablox    文件：DomP.java    
@Override
public String toFIString(Unit u) {       
    StringBuilder sb = new StringBuilder();
    boolean printId = Utils.buildBoolProperty("petablox.printrel.printID", false);
    if (printId) sb.append("(" + indexOf(u) + ")");
    String type;
    if(u instanceof JAssignStmt)
        type = "Assign";
    else if(u instanceof JBreakpointStmt)
        type = "Breakpoint";
    else if(u instanceof JGotoStmt)
        type = "Goto";
    else if(u instanceof JIfStmt) 
        type = "If";
    else if(u instanceof JIdentityStmt) 
        type = "Identity";
    else if(u instanceof JInvokeStmt) 
        type = "Invoke";
    else if(u instanceof JLookupSwitchStmt) 
        type = "LookupSwitch";
    else if(u instanceof JNopStmt)
        type = "Nop";
    else if(u instanceof JRetStmt) 
        type = "Return";
    else if(u instanceof JTableSwitchStmt) 
        type = "TablelSwitch";
    else if(u instanceof JThrowStmt) 
        type = "Throw";
    else
        type = "Other";
    sb.append(type);
    sb.append(": " + SootUtilities.getMethod(u).getName() + "@" + SootUtilities.getMethod(u).getDeclaringClass().getName());
    return sb.toString();
}
项目：soot-inflow    文件：AndroidEntryPointCreator.java    
/**
 * Generates the lifecycle for an Android content provider class
 * @param entryPoints The list of methods to consider in this class
 * @param currentClass The class for which to build the content provider
 * lifecycle
 * @param endClassStmt The statement to which to jump after completing
 * the lifecycle
 * @param classLocal The local referencing an instance of the current class
 */
private void generateContentProviderLifecycle
        (List<String> entryPoints,
        SootClass currentClass,
        JNopStmt endClassStmt,
        Local classLocal) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt);

    // ContentProvider.onCreate() runs before everything else, even before
    // Application.onCreate(). We must thus handle it elsewhere.
    // Stmt onCreateStmt = searchAndBuildMethod(AndroidEntryPointConstants.CONTENTPROVIDER_ONCREATE, currentClass, entryPoints, classLocal);

    // see: http://developer.android.com/reference/android/content/ContentProvider.html
    //methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for(SootMethod currentMethod : currentClass.getMethods()){
            if(entryPoints.contains(currentMethod.toString()) && !AndroidEntryPointConstants.getContentproviderLifecycleMethods().contains(currentMethod.getSubSignature())){
                JNopStmt thenStmt = new JNopStmt();
                createIfStmt(thenStmt);
                buildMethodCall(currentMethod, body, classLocal, generator);
                body.getUnits().add(thenStmt);
                hasAdditionalMethods = true;
            }
        }
    }
    addCallbackMethods(currentClass);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt);
    // createIfStmt(onCreateStmt);
}
项目：soot-inflow    文件：AndroidEntryPointCreator.java    
/**
 * Generates the lifecycle for an Android broadcast receiver class
 * @param entryPoints The list of methods to consider in this class
 * @param currentClass The class for which to build the broadcast receiver
 * lifecycle
 * @param endClassStmt The statement to which to jump after completing
 * the lifecycle
 * @param classLocal The local referencing an instance of the current class
 */
private void generateBroadcastReceiverLifecycle
        (List<String> entryPoints,
        SootClass currentClass,
        JNopStmt endClassStmt,
        Local classLocal) {
    // As we don't know the order in which the different Android lifecycles
    // run, we allow for each single one of them to be skipped
    createIfStmt(endClassStmt);

    Stmt onReceiveStmt = searchAndBuildMethod(AndroidEntryPointConstants.BROADCAST_ONRECEIVE, currentClass, entryPoints, classLocal);
    //methods
    JNopStmt startWhileStmt = new JNopStmt();
    JNopStmt endWhileStmt = new JNopStmt();
    body.getUnits().add(startWhileStmt);
    boolean hasAdditionalMethods = false;
    if (modelAdditionalMethods) {
        for(SootMethod currentMethod : currentClass.getMethods()){
            if(entryPoints.contains(currentMethod.toString()) && !AndroidEntryPointConstants.getBroadcastLifecycleMethods().contains(currentMethod.getSubSignature())){
                JNopStmt thenStmt = new JNopStmt();
                createIfStmt(thenStmt);
                buildMethodCall(currentMethod, body, classLocal, generator);
                body.getUnits().add(thenStmt);
                hasAdditionalMethods = true;
            }
        }
    }
    addCallbackMethods(currentClass);
    body.getUnits().add(endWhileStmt);
    if (hasAdditionalMethods)
        createIfStmt(startWhileStmt);
    createIfStmt(onReceiveStmt);
}
项目：cheetah    文件：AndroidEntryPointCreatorJIT.java    
private void addApplicationCallbackMethods(Body body) {
    if (!this.callbackFunctions.containsKey(applicationClass.getName()))
        return;

    // Do not try to generate calls to methods in non-concrete classes
    if (applicationClass.isAbstract())
        return;
    if (applicationClass.isPhantom()) {
        System.err.println("Skipping possible application callbacks in " + "phantom class " + applicationClass);
        return;
    }

    for (String methodSig : this.callbackFunctions.get(applicationClass.getName())) {
        SootMethodAndClass methodAndClass = SootMethodRepresentationParser.v().parseSootMethodString(methodSig);

        // We do not consider lifecycle methods which are directly inserted
        // at their respective positions
        if (AndroidEntryPointConstants.getApplicationLifecycleMethods().contains(methodAndClass.getSubSignature()))
            continue;

        SootMethod method = findMethod(Scene.v().getSootClass(methodAndClass.getClassName()),
                methodAndClass.getSubSignature());
        // If we found no implementation or if the implementation we found
        // is in a system class, we skip it. Note that null methods may
        // happen since all callback interfaces for application callbacks
        // are registered under the name of the application class.
        if (method == null)
            continue;
        if (method.getDeclaringClass().getName().startsWith("android.")
                || method.getDeclaringClass().getName().startsWith("java."))
            continue;

        // Get the local instance of the target class
        Local local = this.localVarsForClasses.get(methodAndClass.getClassName());
        if (local == null) {
            System.err.println(
                    "Could not create call to application callback " + method.getSignature() + ". Local was null.");
            continue;
        }

        // Add a conditional call to the method
        JNopStmt thenStmt = new JNopStmt();
        createIfStmt(thenStmt, body);
        buildMethodCall(method, body, local, generator);
        body.getUnits().add(thenStmt);
    }
}
项目：boomerang    文件：NopTransformer.java    
@Override
protected void internalTransform(Body b, String phaseName,
        Map<String, String> options) {
    b.getUnits().addFirst(new JNopStmt());
}
项目：JAADAS    文件：AndroidEntryPointCreator.java    
/**
 * Adds calls to the callback methods defined in the application class
 * @param applicationClass The class in which the user-defined application
 * is implemented
 * @param applicationLocal The local containing the instance of the
 * user-defined application
 */
private void addApplicationCallbackMethods() {
    if (!this.callbackFunctions.containsKey(applicationClass.getName()))
        return;

    // Do not try to generate calls to methods in non-concrete classes
    if (applicationClass.isAbstract())
        return;
    if (applicationClass.isPhantom()) {
        System.err.println("Skipping possible application callbacks in "
                + "phantom class " + applicationClass);
        return;
    }

    for (String methodSig : this.callbackFunctions.get(applicationClass.getName())) {
        SootMethodAndClass methodAndClass = SootMethodRepresentationParser.v().parseSootMethodString(methodSig);

        // We do not consider lifecycle methods which are directly inserted
        // at their respective positions
        if (AndroidEntryPointConstants.getApplicationLifecycleMethods().contains
                (methodAndClass.getSubSignature()))
            continue;

        SootMethod method = findMethod(Scene.v().getSootClass(methodAndClass.getClassName()),
                methodAndClass.getSubSignature());
        // If we found no implementation or if the implementation we found
        // is in a system class, we skip it. Note that null methods may
        // happen since all callback interfaces for application callbacks
        // are registered under the name of the application class.
        if (method == null)
            continue;
        if (method.getDeclaringClass().getName().startsWith("android.")
                || method.getDeclaringClass().getName().startsWith("java."))
            continue;

        // Get the local instance of the target class
        Local local = this.localVarsForClasses.get(methodAndClass.getClassName());
        if (local == null) {
            System.err.println("Could not create call to application callback "
                    + method.getSignature() + ". Local was null.");
            continue;
        }

        // Add a conditional call to the method
        JNopStmt thenStmt = new JNopStmt();
        createIfStmt(thenStmt);
        buildMethodCall(method, body, local, generator);    
        body.getUnits().add(thenStmt);
    }
}
项目：JAADAS    文件：DefaultEntryPointCreator.java    
@Override
protected SootMethod createDummyMainInternal(SootMethod mainMethod) {
    Map<String, Set<String>> classMap =
            SootMethodRepresentationParser.v().parseClassNames(methodsToCall, false);

    // create new class:
    Body body = mainMethod.getActiveBody();
        LocalGenerator generator = new LocalGenerator(body);
    HashMap<String, Local> localVarsForClasses = new HashMap<String, Local>();

    // create constructors:
    for(String className : classMap.keySet()){
        SootClass createdClass = Scene.v().forceResolve(className, SootClass.BODIES);
        createdClass.setApplicationClass();

        Local localVal = generateClassConstructor(createdClass, body);
        if (localVal == null) {
            logger.warn("Cannot generate constructor for class: {}", createdClass);
            continue;
        }
        localVarsForClasses.put(className, localVal);
    }

    // add entrypoint calls
    int conditionCounter = 0;
    JNopStmt startStmt = new JNopStmt();
    JNopStmt endStmt = new JNopStmt();
    Value intCounter = generator.generateLocal(IntType.v());
    body.getUnits().add(startStmt);
    for (Entry<String, Set<String>> entry : classMap.entrySet()){
        Local classLocal = localVarsForClasses.get(entry.getKey());
        for (String method : entry.getValue()){
            SootMethodAndClass methodAndClass =
                    SootMethodRepresentationParser.v().parseSootMethodString(method);
            SootMethod currentMethod = findMethod(Scene.v().getSootClass(methodAndClass.getClassName()),
                    methodAndClass.getSubSignature());
            if (currentMethod == null) {
                logger.warn("Entry point not found: {}", method);
                continue;
            }

            JEqExpr cond = new JEqExpr(intCounter, IntConstant.v(conditionCounter));
            conditionCounter++;
            JNopStmt thenStmt = new JNopStmt();
            JIfStmt ifStmt = new JIfStmt(cond, thenStmt);
            body.getUnits().add(ifStmt);
            buildMethodCall(currentMethod, body, classLocal, generator);
            body.getUnits().add(thenStmt);
        }
    }
    body.getUnits().add(endStmt);
    JGotoStmt gotoStart = new JGotoStmt(startStmt);
    body.getUnits().add(gotoStart);

    body.getUnits().add(Jimple.v().newReturnVoidStmt());
    NopEliminator.v().transform(body);
    eliminateSelfLoops(body);
    return mainMethod;
}
项目：petablox    文件：VisitorHandler.java    
private void visitNopInsts(JNopStmt s) {
    if (nopVisitors != null) {
        for (INopInstVisitor v : nopVisitors)
            v.visit(s);
    }
}
项目：petablox    文件：RelNopInst.java    
public void visit(JNopStmt s) {
    add(s);
}
项目：soot-inflow    文件：AndroidEntryPointCreator.java    
/**
 * Adds calls to the callback methods defined in the application class
 * @param applicationClass The class in which the user-defined application
 * is implemented
 * @param applicationLocal The local containing the instance of the
 * user-defined application
 */
private void addApplicationCallbackMethods() {
    if (!this.callbackFunctions.containsKey(applicationClass.getName()))
        return;

    // Do not try to generate calls to methods in non-concrete classes
    if (applicationClass.isAbstract())
        return;
    if (applicationClass.isPhantom()) {
        System.err.println("Skipping possible application callbacks in "
                + "phantom class " + applicationClass);
        return;
    }

    for (String methodSig : this.callbackFunctions.get(applicationClass.getName())) {
        SootMethodAndClass methodAndClass = SootMethodRepresentationParser.v().parseSootMethodString(methodSig);

        // We do not consider lifecycle methods which are directly inserted
        // at their respective positions
        if (AndroidEntryPointConstants.getApplicationLifecycleMethods().contains
                (methodAndClass.getSubSignature()))
            continue;

        SootMethod method = findMethod(Scene.v().getSootClass(methodAndClass.getClassName()),
                methodAndClass.getSubSignature());
        // If we found no implementation or if the implementation we found
        // is in a system class, we skip it. Note that null methods may
        // happen since all callback interfaces for application callbacks
        // are registered under the name of the application class.
        if (method == null)
            continue;
        if (method.getDeclaringClass().getName().startsWith("android.")
                || method.getDeclaringClass().getName().startsWith("java."))
            continue;

        // Get the local instance of the target class
        Local local = this.localVarsForClasses.get(methodAndClass.getClassName());
        if (local == null) {
            System.err.println("Could not create call to application callback "
                    + method.getSignature() + ". Local was null.");
            continue;
        }

        // Add a conditional call to the method
        JNopStmt thenStmt = new JNopStmt();
        createIfStmt(thenStmt);
        buildMethodCall(method, body, local, generator);    
        body.getUnits().add(thenStmt);
    }
}
项目：soot-inflow    文件：DefaultEntryPointCreator.java    
/**
 * Soot requires a main method, so we create a dummy method which calls all entry functions.
 * 
 * @param classMap
 *            the methods to call (signature as String)
 * @param createdClass
 *            the class which contains the methods
 * @return list of entryPoints
 */
@Override
protected SootMethod createDummyMainInternal(List<String> methods) {
    Map<String, List<String>> classMap =
            SootMethodRepresentationParser.v().parseClassNames(methods, false);

    // create new class:
        JimpleBody body = Jimple.v().newBody();
        SootMethod mainMethod = createEmptyMainMethod(body);

        LocalGenerator generator = new LocalGenerator(body);
    HashMap<String, Local> localVarsForClasses = new HashMap<String, Local>();

    // create constructors:
    for(String className : classMap.keySet()){
        SootClass createdClass = Scene.v().forceResolve(className, SootClass.BODIES);
        createdClass.setApplicationClass();

        Local localVal = generateClassConstructor(createdClass, body);
        if (localVal == null) {
            logger.warn("Cannot generate constructor for class: {}", createdClass);
            continue;
        }
        localVarsForClasses.put(className, localVal);
    }

    // add entrypoint calls
    int conditionCounter = 0;
    JNopStmt startStmt = new JNopStmt();
    JNopStmt endStmt = new JNopStmt();
    Value intCounter = generator.generateLocal(IntType.v());
    body.getUnits().add(startStmt);
    for (Entry<String, List<String>> entry : classMap.entrySet()){
        Local classLocal = localVarsForClasses.get(entry.getKey());
        for (String method : entry.getValue()){
            SootMethodAndClass methodAndClass =
                    SootMethodRepresentationParser.v().parseSootMethodString(method);
            SootMethod currentMethod = findMethod(Scene.v().getSootClass(methodAndClass.getClassName()),
                    methodAndClass.getSubSignature());
            if (currentMethod == null) {
                logger.warn("Entry point not found: {}", method);
                continue;
            }

            JEqExpr cond = new JEqExpr(intCounter, IntConstant.v(conditionCounter));
            conditionCounter++;
            JNopStmt thenStmt = new JNopStmt();
            JIfStmt ifStmt = new JIfStmt(cond, thenStmt);
            body.getUnits().add(ifStmt);
            buildMethodCall(currentMethod, body, classLocal, generator);
            body.getUnits().add(thenStmt);
        }
    }
    body.getUnits().add(endStmt);
    JGotoStmt gotoStart = new JGotoStmt(startStmt);
    body.getUnits().add(gotoStart);

    body.getUnits().add(Jimple.v().newReturnVoidStmt());
    return mainMethod;
}
项目：petablox    文件：INopInstVisitor.java    
public void visit(JNopStmt s);