soot.Body.getParameterLocal()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中soot.Body.getParameterLocal()方法的一些代码示例，展示了Body.getParameterLocal()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Body.getParameterLocal()方法的具体详情如下：
包路径：soot.Body
类名称：Body
方法名：getParameterLocal

Body.getParameterLocal介绍

[英]Return LHS of the first identity stmt assigning from @parameter i.
[中]返回从@参数i分配的第一个标识stmt的LHS。

代码示例

代码示例来源：origin: Sable/soot

@Override
public FlowFunction<Value> getReturnFlowFunction(final Unit callSite, SootMethod calleeMethod, final Unit exitStmt,
  Unit returnSite) {
 Stmt s = (Stmt) callSite;
 InvokeExpr ie = s.getInvokeExpr();
 final List<Value> callArgs = ie.getArgs();
 final List<Local> paramLocals = new ArrayList<Local>();
 for (int i = 0; i < calleeMethod.getParameterCount(); i++) {
  paramLocals.add(calleeMethod.getActiveBody().getParameterLocal(i));
 }
 return new FlowFunction<Value>() {
  public Set<Value> computeTargets(Value source) {
   Set<Value> liveParamsAtCallee = new HashSet<Value>();
   for (int i = 0; i < paramLocals.size(); i++) {
    if (paramLocals.get(i).equivTo(source)) {
     liveParamsAtCallee.add(callArgs.get(i));
    }
   }
   return liveParamsAtCallee;
  }
 };
}

代码示例来源：origin: Sable/soot

public FlowFunction<Pair<Value, Type>> getCallFlowFunction(final Unit src, final SootMethod dest) {
 Stmt stmt = (Stmt) src;
 InvokeExpr ie = stmt.getInvokeExpr();
 final List<Value> callArgs = ie.getArgs();
 final List<Local> paramLocals = new ArrayList<Local>();
 for (int i = 0; i < dest.getParameterCount(); i++) {
  paramLocals.add(dest.getActiveBody().getParameterLocal(i));
 }
 return new FlowFunction<Pair<Value, Type>>() {
  public Set<Pair<Value, Type>> computeTargets(Pair<Value, Type> source) {
   if (!dest.getName().equals("<clinit>") && !dest.getSubSignature().equals("void run()")) {
    Value value = source.getO1();
    int argIndex = callArgs.indexOf(value);
    if (argIndex > -1) {
     return Collections.singleton(new Pair<Value, Type>(paramLocals.get(argIndex), source.getO2()));
    }
   }
   return Collections.emptySet();
  }
 };
}

代码示例来源：origin: Sable/soot

@Override
public FlowFunction<Local> getCallFlowFunction(Unit src, final SootMethod dest) {
 Stmt s = (Stmt) src;
 InvokeExpr ie = s.getInvokeExpr();
 final List<Value> callArgs = ie.getArgs();
 final List<Local> paramLocals = new ArrayList<Local>();
 for (int i = 0; i < dest.getParameterCount(); i++) {
  paramLocals.add(dest.getActiveBody().getParameterLocal(i));
 }
 return new FlowFunction<Local>() {
  public Set<Local> computeTargets(Local source) {
   // ignore implicit calls to static initializers
   if (dest.getName().equals(SootMethod.staticInitializerName) && dest.getParameterCount() == 0) {
    return Collections.emptySet();
   }
   Set<Local> taintsInCaller = new HashSet<Local>();
   for (int i = 0; i < callArgs.size(); i++) {
    if (callArgs.get(i).equivTo(source)) {
     taintsInCaller.add(paramLocals.get(i));
    }
   }
   return taintsInCaller;
  }
 };
}

代码示例来源：origin: Sable/soot

if (sm.getActiveBody().getParameterLocal(i) == l) {

代码示例来源：origin: edu.psu.cse.siis/coal

paramLocals.add(dest.getActiveBody().getParameterLocal(i));

代码示例来源：origin: secure-software-engineering/FlowDroid

/**
 * Gets the parameter index to which the given access path refers
 * 
 * @param sm    The method in which to check the parameter locals
 * @param curAP The access path
 * @return The parameter index to which the given access path refers if it
 *         exists. Otherwise, if the given access path does not refer to a
 *         parameter, -1 is returned.
 */
private int getParameterIndex(SootMethod sm, AccessPath curAP) {
  if (curAP.isStaticFieldRef())
    return -1;
  for (int i = 0; i < sm.getParameterCount(); i++)
    if (curAP.getPlainValue() == sm.getActiveBody().getParameterLocal(i))
      return i;
  return -1;
}

代码示例来源：origin: secure-software-engineering/FlowDroid

@Override
  public Local[] load(SootMethod method) throws Exception {
    if (!method.isConcrete() || !method.hasActiveBody())
      return new Local[0];
    List<Local> lcs = new ArrayList<Local>(method.getParameterCount() + (method.isStatic() ? 0 : 1));
    for (Unit u : method.getActiveBody().getUnits())
      useBox: for (ValueBox vb : u.getUseBoxes()) {
        // Check for parameters
        for (int i = 0; i < method.getParameterCount(); i++) {
          if (method.getActiveBody().getParameterLocal(i) == vb.getValue()) {
            lcs.add((Local) vb.getValue());
            continue useBox;
          }
        }
      }
    // Add the "this" local
    if (!method.isStatic())
      lcs.add(method.getActiveBody().getThisLocal());
    return lcs.toArray(new Local[lcs.size()]);
  }
});

代码示例来源：origin: secure-software-engineering/FlowDroid

@Override
public void injectCode(Body body, Local messageLocal) {
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldWhat.makeRef()),
          body.getParameterLocal(1)));
}

代码示例来源：origin: secure-software-engineering/FlowDroid

@Override
public void injectCode(Body body, Local messageLocal) {
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldWhat.makeRef()),
          body.getParameterLocal(1)));
  body.getUnits().add(Jimple.v().newAssignStmt(
      Jimple.v().newInstanceFieldRef(messageLocal, fldObj.makeRef()), body.getParameterLocal(2)));
}

代码示例来源：origin: secure-software-engineering/FlowDroid

@Override
public void injectCode(Body body, Local messageLocal) {
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldWhat.makeRef()),
          body.getParameterLocal(1)));
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldArg1.makeRef()),
          body.getParameterLocal(2)));
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldArg2.makeRef()),
          body.getParameterLocal(3)));
}

代码示例来源：origin: secure-software-engineering/FlowDroid

@Override
public void injectCode(Body body, Local messageLocal) {
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldWhat.makeRef()),
          body.getParameterLocal(1)));
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldArg1.makeRef()),
          body.getParameterLocal(2)));
  body.getUnits()
      .add(Jimple.v().newAssignStmt(
          Jimple.v().newInstanceFieldRef(messageLocal, fldArg2.makeRef()),
          body.getParameterLocal(3)));
  body.getUnits().add(Jimple.v().newAssignStmt(
      Jimple.v().newInstanceFieldRef(messageLocal, fldObj.makeRef()), body.getParameterLocal(4)));
}

代码示例来源：origin: rohanpadhye/vasco

@Override
public Map<Local, Constant> callEntryFlowFunction(Context<SootMethod, Unit, Map<Local, Constant>> context, SootMethod calledMethod, Unit unit, Map<Local, Constant> inValue) {
  // Initialise result to empty map
  Map<Local, Constant> entryValue = topValue();
  // Map arguments to parameters
  InvokeExpr ie = ((Stmt) unit).getInvokeExpr();
  for (int i = 0; i < ie.getArgCount(); i++) {
    Value arg = ie.getArg(i);
    Local param = calledMethod.getActiveBody().getParameterLocal(i);
    assign(param, arg, inValue, entryValue);
  }
  // And instance of the this local
  if (ie instanceof InstanceInvokeExpr) {
    Value instance = ((InstanceInvokeExpr) ie).getBase();
    Local thisLocal = calledMethod.getActiveBody().getThisLocal();
    assign(thisLocal, instance, inValue, entryValue);
  }
  // Return the entry value at the called method
  return entryValue;
}

代码示例来源：origin: rohanpadhye/vasco

@Override
public Map<Local, SignAnalysis.Sign> callEntryFlowFunction(
    Context<SootMethod, Unit, Map<Local, SignAnalysis.Sign>> context, SootMethod calledMethod, Unit unit,
    Map<Local, SignAnalysis.Sign> inValue) {
  // Initialise result to empty map
  Map<Local, SignAnalysis.Sign> entryValue = topValue();
  // Map arguments to parameters
  InvokeExpr ie = ((Stmt) unit).getInvokeExpr();
  for (int i = 0; i < ie.getArgCount(); i++) {
    Value arg = ie.getArg(i);
    Local param = calledMethod.getActiveBody().getParameterLocal(i);
    assign(param, arg, inValue, entryValue);
  }
  // And instance of the this local
  if (ie instanceof InstanceInvokeExpr) {
    Value instance = ((InstanceInvokeExpr) ie).getBase();
    Local thisLocal = calledMethod.getActiveBody().getThisLocal();
    assign(thisLocal, instance, inValue, entryValue);
  }
  // Return the entry value at the called method
  return entryValue;
}

代码示例来源：origin: secure-software-engineering/FlowDroid

/**
 * Converts a taint into an access path that is valid inside a given method.
 * This models that a taint is propagated into the method and from there on in
 * normal IFDS.
 * 
 * @param t  The taint to convert
 * @param sm The method in which the access path shall be created
 * @return The access path derived from the given taint and method
 */
private AccessPath createAccessPathInMethod(Taint t, SootMethod sm) {
  // Convert the taints to Soot objects
  SootField[] fields = safeGetFields(t.getAccessPath());
  Type[] types = safeGetTypes(t.getAccessPathTypes(), fields);
  Type baseType = TypeUtils.getTypeFromString(t.getBaseType());
  // A return value cannot be propagated into a method
  if (t.isReturn())
    throw new RuntimeException("Unsupported taint type");
  if (t.isParameter()) {
    Local l = sm.getActiveBody().getParameterLocal(t.getParameterIndex());
    return manager.getAccessPathFactory().createAccessPath(l, fields, baseType, types, true, false, true,
        ArrayTaintType.ContentsAndLength);
  }
  if (t.isField() || t.isGapBaseObject()) {
    Local l = sm.getActiveBody().getThisLocal();
    return manager.getAccessPathFactory().createAccessPath(l, fields, baseType, types, true, false, true,
        ArrayTaintType.ContentsAndLength);
  }
  throw new RuntimeException("Failed to convert taint " + t);
}

代码示例来源：origin: secure-software-engineering/FlowDroid

if (isConstant[i] && propagatedParameters.add(new Pair<>(sm, i))) {
  Local paramLocal = sm.getActiveBody().getParameterLocal(i);
  Unit point = getFirstNonIdentityStmt(sm);
  Unit assignConst = Jimple.v().newAssignStmt(paramLocal, values[i]);

代码示例来源：origin: rohanpadhye/vasco

/**
 * Returns a points-to graph with the locals of main initialised to
 * <tt>null</tt>, except the command-line arguments which are
 * initialised to an array of strings.
 */
@Override
public PointsToGraph boundaryValue(SootMethod entryPoint) {
  // For now we only support entry to the main method
  assert(entryPoint == Scene.v().getMainMethod());
  
  // Ok, start setting up entry value
  PointsToGraph entryValue = new PointsToGraph();		

  // Locals of main... (only reference types)
  SootMethod mainMethod = Scene.v().getMainMethod();
  for (Local local : mainMethod.getActiveBody().getLocals()) {
    if (local.getType() instanceof RefLikeType) {
      entryValue.assign(local, null);
    }
  }        
  
  // Command-line arguments to main...
  Local argsLocal = mainMethod.getActiveBody().getParameterLocal(0);
  NewArrayExpr argsExpr = new JNewArrayExpr(Scene.v().getRefType("java.lang.String"), IntConstant.v(0));
  entryValue.assignNew(argsLocal, argsExpr);
  entryValue.setFieldConstant(argsLocal, PointsToGraph.ARRAY_FIELD, PointsToGraph.STRING_CONST);
  

  return entryValue;
}

代码示例来源：origin: secure-software-engineering/soot-infoflow

if (parameterTaintMethods.contains(currentMethod))
  targetAP = manager.getAccessPathFactory().createAccessPath(currentMethod.getActiveBody()
      .getParameterLocal(pref.getIndex()), true);

代码示例来源：origin: secure-software-engineering/FlowDroid

|| apAtReturn.getBaseType() instanceof ArrayType)
for (int i = 0; i < m.getParameterCount(); i++) {
  Local p = m.getActiveBody().getParameterLocal(i);
  if (apAtReturn.getPlainValue() == p) {
    FlowSink sink = sourceSinkFactory.createParameterSink(i, apAtReturn);

代码示例来源：origin: secure-software-engineering/FlowDroid

if (parameterTaintMethods != null && parameterTaintMethods.contains(currentMethod))
  targetAP = manager.getAccessPathFactory()
      .createAccessPath(currentMethod.getActiveBody().getParameterLocal(pref.getIndex()), true);

代码示例来源：origin: secure-software-engineering/FlowDroid

for (int i = 0; i < callSite.getInvokeExpr().getArgCount(); i++) {
  if (callSite.getInvokeExpr().getArg(i) == curAP.getPlainValue()) {
    Local paramLocal = callee.getActiveBody().getParameterLocal(i);
    return manager.getAccessPathFactory().copyWithNewValue(curAP, paramLocal);
SootMethod curMethod = manager.getICFG().getMethodOf(stmt);
for (int i = 0; i < callSite.getInvokeExpr().getArgCount(); i++) {
  Local paramLocal = curMethod.getActiveBody().getParameterLocal(i);
  if (paramLocal == curAP.getPlainValue()) {
    return manager.getAccessPathFactory().copyWithNewValue(curAP, callSite.getInvokeExpr().getArg(i),

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