Exemplo n.º 1
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  public void outANonstaticInvokeExpr(ANonstaticInvokeExpr node) {
    List args;

    if (node.getArgList() != null) args = (List) mProductions.removeLast();
    else args = new ArrayList();

    SootMethodRef method = (SootMethodRef) mProductions.removeLast();

    String local = (String) mProductions.removeLast();

    Local l = (Local) mLocals.get(local);
    if (l == null) throw new RuntimeException("did not find local: " + local);

    Node invokeType = (Node) node.getNonstaticInvoke();
    Expr invokeExpr;

    if (invokeType instanceof ASpecialNonstaticInvoke) {
      invokeExpr = Jimple.v().newSpecialInvokeExpr(l, method, args);
    } else if (invokeType instanceof AVirtualNonstaticInvoke) {
      invokeExpr = Jimple.v().newVirtualInvokeExpr(l, method, args);
    } else {
      if (debug)
        if (!(invokeType instanceof AInterfaceNonstaticInvoke))
          throw new RuntimeException("expected interface invoke.");
      invokeExpr = Jimple.v().newInterfaceInvokeExpr(l, method, args);
    }

    mProductions.addLast(invokeExpr);
  }
Exemplo n.º 2
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  public void outAIdentityNoTypeStatement(AIdentityNoTypeStatement node) {
    mProductions.removeLast(); // get rid of @caughtexception string presently on top of the stack
    Value local =
        (Value) mLocals.get(mProductions.removeLast()); // the local ref from it's identifier

    Unit u = Jimple.v().newIdentityStmt(local, Jimple.v().newCaughtExceptionRef());
    mProductions.addLast(u);
  }
Exemplo n.º 3
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  public void outAGotoStatement(AGotoStatement node) {
    String targetLabel = (String) mProductions.removeLast();

    UnitBox box = Jimple.v().newStmtBox(null);
    Unit branch = Jimple.v().newGotoStmt(box);

    addBoxToPatch(targetLabel, box);

    mProductions.addLast(branch);
  }
Exemplo n.º 4
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  public void outAIfStatement(AIfStatement node) {
    String targetLabel = (String) mProductions.removeLast();
    Value condition = (Value) mProductions.removeLast();

    UnitBox box = Jimple.v().newStmtBox(null);
    Unit u = Jimple.v().newIfStmt(condition, box);

    addBoxToPatch(targetLabel, box);

    mProductions.addLast(u);
  }
Exemplo n.º 5
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  public void outAReturnStatement(AReturnStatement node) {
    Value v;
    Stmt s = null;
    if (node.getImmediate() != null) {
      v = (Value) mProductions.removeLast();
      s = Jimple.v().newReturnStmt(v);
    } else {
      s = Jimple.v().newReturnVoidStmt();
    }

    mProductions.addLast(s);
  }
Exemplo n.º 6
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  public void outAInvokeStatement(AInvokeStatement node) {
    Value op = (Value) mProductions.removeLast();

    Unit u = Jimple.v().newInvokeStmt(op);

    mProductions.addLast(u);
  }
  AbstractStaticInvokeExpr(SootMethodRef methodRef, List args) {
    super.methodRef = methodRef;
    super.argBoxes = new ArrayList();

    for (int i = 0; i < args.size(); i++)
      this.argBoxes.add(Jimple.v().newImmediateBox((Value) args.get(i)));
  }
Exemplo n.º 8
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  public void outAAssignStatement(AAssignStatement node) {
    Value rvalue = (Value) mProductions.removeLast();
    Value variable = (Value) mProductions.removeLast();

    Unit u = Jimple.v().newAssignStmt(variable, rvalue);
    mProductions.addLast(u);
  }
Exemplo n.º 9
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  public void outALookupswitchStatement(ALookupswitchStatement node) {
    List lookupValues = new ArrayList();
    List targets = new ArrayList();
    UnitBox defaultTarget = null;

    if (node.getCaseStmt() != null) {
      int size = node.getCaseStmt().size();

      for (int i = 0; i < size; i++) {
        Object valueTargetPair = mProductions.removeLast();
        if (valueTargetPair instanceof UnitBox) {
          if (defaultTarget != null)
            throw new RuntimeException("error: can't ;have more than 1 default stmt");

          defaultTarget = (UnitBox) valueTargetPair;
        } else {
          Object[] pair = (Object[]) valueTargetPair;

          lookupValues.add(0, pair[0]);
          targets.add(0, pair[1]);
        }
      }
    } else {
      throw new RuntimeException("error: switch stmt has no case stmts");
    }

    Value key = (Value) mProductions.removeLast();
    Unit switchStmt = Jimple.v().newLookupSwitchStmt(key, lookupValues, targets, defaultTarget);

    mProductions.addLast(switchStmt);
  }
Exemplo n.º 10
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  public void outAArrayRef(AArrayRef node) {
    Value immediate = (Value) mProductions.removeLast();
    String identifier = (String) mProductions.removeLast();

    Local l = (Local) mLocals.get(identifier);
    if (l == null) throw new RuntimeException("did not find local: " + identifier);

    mProductions.addLast(Jimple.v().newArrayRef(l, immediate));
  }
Exemplo n.º 11
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  public void outALocalFieldRef(ALocalFieldRef node) {
    SootFieldRef field = (SootFieldRef) mProductions.removeLast();

    String local = (String) mProductions.removeLast();

    Local l = (Local) mLocals.get(local);
    if (l == null) throw new RuntimeException("did not find local: " + local);

    mProductions.addLast(Jimple.v().newInstanceFieldRef(l, field));
  }
Exemplo n.º 12
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  public void outACatchClause(ACatchClause node) {
    String exceptionName;
    UnitBox withUnit, fromUnit, toUnit;

    withUnit = Jimple.v().newStmtBox(null);
    addBoxToPatch((String) mProductions.removeLast(), withUnit);

    toUnit = Jimple.v().newStmtBox(null);
    addBoxToPatch((String) mProductions.removeLast(), toUnit);

    fromUnit = Jimple.v().newStmtBox(null);
    addBoxToPatch((String) mProductions.removeLast(), fromUnit);

    exceptionName = (String) mProductions.removeLast();

    Trap trap =
        Jimple.v().newTrap(mResolver.makeClassRef(exceptionName), fromUnit, toUnit, withUnit);
    mProductions.addLast(trap);
  }
Exemplo n.º 13
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  public void outAIdentityStatement(AIdentityStatement node) {
    Type identityRefType = (Type) mProductions.removeLast();
    String atClause = (String) mProductions.removeLast();
    Value local =
        (Value) mLocals.get(mProductions.removeLast()); // the local ref from it's identifier

    Value ref = null;
    if (atClause.startsWith("@this")) {
      ref = Jimple.v().newThisRef((RefType) identityRefType);
    } else if (atClause.startsWith("@parameter")) {
      int index = Integer.parseInt(atClause.substring(10, atClause.length() - 1));

      ref = Jimple.v().newParameterRef(identityRefType, index);
    } else
      throw new RuntimeException(
          "shouldn't @caughtexception be handled by outAIdentityNoTypeStatement: got" + atClause);

    Unit u = Jimple.v().newIdentityStmt(local, ref);
    mProductions.addLast(u);
  }
Exemplo n.º 14
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  public void outADeclaration(ADeclaration node) {
    List localNameList = (List) mProductions.removeLast();
    Type type = (Type) mProductions.removeLast();
    Iterator it = localNameList.iterator();
    List localList = new ArrayList();

    while (it.hasNext()) {
      Local l = Jimple.v().newLocal((String) it.next(), type);
      mLocals.put(l.getName(), l);
      localList.add(l);
    }
    mProductions.addLast(localList);
  }
Exemplo n.º 15
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  public void toString(UnitPrinter up) {
    up.literal(Jimple.v().STATICINVOKE);
    up.literal(" ");
    up.methodRef(methodRef);
    up.literal("(");

    for (int i = 0; i < argBoxes.size(); i++) {
      if (i != 0) up.literal(", ");

      getArgBox(i).toString(up);
    }

    up.literal(")");
  }
Exemplo n.º 16
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  public String toString() {
    StringBuffer buffer = new StringBuffer();

    buffer.append(Jimple.v().STATICINVOKE + " " + methodRef.getSignature() + "(");

    for (int i = 0; i < argBoxes.size(); i++) {
      if (i != 0) buffer.append(", ");

      buffer.append(getArg(i).toString());
    }

    buffer.append(")");

    return buffer.toString();
  }
Exemplo n.º 17
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  public void outAStaticInvokeExpr(AStaticInvokeExpr node) {
    List args;

    if (node.getArgList() != null) args = (List) mProductions.removeLast();
    else args = new ArrayList();

    SootMethodRef method = (SootMethodRef) mProductions.removeLast();
    method =
        Scene.v()
            .makeMethodRef(
                method.declaringClass(),
                method.name(),
                method.parameterTypes(),
                method.returnType(),
                true);

    mProductions.addLast(Jimple.v().newStaticInvokeExpr(method, args));
  }
Exemplo n.º 18
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  public void outAMultiNewExpr(AMultiNewExpr node) {

    LinkedList arrayDesc = node.getArrayDescriptor();

    int descCnt = arrayDesc.size();
    List sizes = new LinkedList();

    Iterator it = arrayDesc.iterator();
    while (it.hasNext()) {
      AArrayDescriptor o = (AArrayDescriptor) it.next();
      if (o.getImmediate() != null) sizes.add(0, (Value) mProductions.removeLast());
      else break;
    }

    Type type = (Type) mProductions.removeLast();
    ArrayType arrayType = ArrayType.v(type, descCnt);

    mProductions.addLast(Jimple.v().newNewMultiArrayExpr(arrayType, sizes));
  }
Exemplo n.º 19
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  /*
    case_stmt =
    case_label colon goto_stmt;
  */
  public void outACaseStmt(ACaseStmt node) {
    String labelName = (String) mProductions.removeLast();
    UnitBox box = Jimple.v().newStmtBox(null);

    addBoxToPatch(labelName, box);

    Value labelValue = null;
    if (node.getCaseLabel() instanceof AConstantCaseLabel)
      labelValue = (Value) mProductions.removeLast();

    // if labelValue == null, this is the default label.
    if (labelValue == null) mProductions.addLast(box);
    else {
      Object[] valueTargetPair = new Object[2];
      valueTargetPair[0] = labelValue;
      valueTargetPair[1] = box;
      mProductions.addLast(valueTargetPair);
    }
  }
Exemplo n.º 20
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  public void outATableswitchStatement(ATableswitchStatement node) {
    List targets = new ArrayList();
    UnitBox defaultTarget = null;

    int lowIndex = 0, highIndex = 0;

    if (node.getCaseStmt() != null) {
      int size = node.getCaseStmt().size();

      for (int i = 0; i < size; i++) {
        Object valueTargetPair = mProductions.removeLast();
        if (valueTargetPair instanceof UnitBox) {
          if (defaultTarget != null)
            throw new RuntimeException("error: can't ;have more than 1 default stmt");

          defaultTarget = (UnitBox) valueTargetPair;
        } else {
          Object[] pair = (Object[]) valueTargetPair;

          if ((i == 0 && defaultTarget == null) || (i == 1 && defaultTarget != null))
            highIndex = ((IntConstant) pair[0]).value;
          if (i == (size - 1)) lowIndex = ((IntConstant) pair[0]).value;

          targets.add(0, pair[1]);
        }
      }
    } else {
      throw new RuntimeException("error: switch stmt has no case stmts");
    }

    Value key = (Value) mProductions.removeLast();
    Unit switchStmt =
        Jimple.v().newTableSwitchStmt(key, lowIndex, highIndex, targets, defaultTarget);

    mProductions.addLast(switchStmt);
  }
Exemplo n.º 21
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 public void outABreakpointStatement(ABreakpointStatement node) {
   Unit u = Jimple.v().newBreakpointStmt();
   mProductions.addLast(u);
 }
Exemplo n.º 22
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 public void outAInstanceofExpression(AInstanceofExpression node) {
   Type nonvoidType = (Type) mProductions.removeLast();
   Value immediate = (Value) mProductions.removeLast();
   mProductions.addLast(Jimple.v().newInstanceOfExpr(immediate, nonvoidType));
 }
Exemplo n.º 23
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 /*
       new_expr =
       {simple} new base_type |
       {array}  newarray l_paren nonvoid_type r_paren fixed_array_descriptor |
       {multi}  newmultiarray l_paren base_type r_paren array_descriptor+;
 */
 public void outASimpleNewExpr(ASimpleNewExpr node) {
   mProductions.addLast(Jimple.v().newNewExpr((RefType) mProductions.removeLast()));
 }
Exemplo n.º 24
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  /*
    expression =
    {new}         new_expr |
    {cast}        l_paren nonvoid_type r_paren local_name |
    {instanceof}  immediate instanceof nonvoid_type |
    {invoke}      invoke_expr |

    {reference}   reference |
    {binop}       binop_expr |
    {unop}        unop_expr |
    {immediate}   immediate;
  */
  public void outACastExpression(ACastExpression node) {
    Value val = (Value) mProductions.removeLast();

    Type type = (Type) mProductions.removeLast();
    mProductions.addLast(Jimple.v().newCastExpr(val, type));
  }
Exemplo n.º 25
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 public void outAArrayNewExpr(AArrayNewExpr node) {
   Value size = (Value) mProductions.removeLast();
   Type type = (Type) mProductions.removeLast();
   mProductions.addLast(Jimple.v().newNewArrayExpr(type, size));
 }
Exemplo n.º 26
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 public void outANegUnop(ANegUnop node) {
   mProductions.addLast(Jimple.v().newNegExpr(mValue));
 }
Exemplo n.º 27
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 public void outANopStatement(ANopStatement node) {
   Unit u = Jimple.v().newNopStmt();
   mProductions.addLast(u);
 }
Exemplo n.º 28
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  public void outAFullMethodBody(AFullMethodBody node) {
    Object catchClause = null;
    JimpleBody jBody = Jimple.v().newBody();

    if (node.getCatchClause() != null) {
      int size = node.getCatchClause().size();
      for (int i = 0; i < size; i++) jBody.getTraps().addFirst((Trap) mProductions.removeLast());
    }

    if (node.getStatement() != null) {
      int size = node.getStatement().size();
      Unit lastStmt = null;
      for (int i = 0; i < size; i++) {
        Object o = mProductions.removeLast();
        if (o instanceof Unit) {
          jBody.getUnits().addFirst(o);
          lastStmt = (Unit) o;
        } else if (o instanceof String) {
          if (lastStmt == null) throw new RuntimeException("impossible");
          mLabelToStmtMap.put(o, lastStmt);
        } else throw new RuntimeException("impossible");
      }
    }

    if (node.getDeclaration() != null) {
      int size = node.getDeclaration().size();
      for (int i = 0; i < size; i++) {
        List localList = (List) mProductions.removeLast();

        int listSize = localList.size();
        for (int j = listSize - 1; j >= 0; j--) jBody.getLocals().addFirst(localList.get(j));
      }
    }

    Iterator it = mLabelToPatchList.keySet().iterator();
    while (it.hasNext()) {
      String label = (String) it.next();
      Unit target = (Unit) mLabelToStmtMap.get(label);

      Iterator patchIt = ((List) mLabelToPatchList.get(label)).iterator();
      while (patchIt.hasNext()) {
        UnitBox box = (UnitBox) patchIt.next();
        box.setUnit(target);
      }
    }

    /*
    Iterator it = mLabelToStmtMap.keySet().iterator();
    while(it.hasNext()) {
        String label = (String) it.next();
        Unit target = (Unit) mLabelToStmtMap.get(label);

        List l =         (List) mLabelToPatchList.get(label);
        if(l != null) {
            Iterator patchIt = l.iterator();
            while(patchIt.hasNext()) {
                UnitBox box = (UnitBox) patchIt.next();
                box.setUnit(target);
            }
        }
    }
    */

    mProductions.addLast(jBody);
  }
Exemplo n.º 29
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  public void outAExitmonitorStatement(AExitmonitorStatement node) {
    Value op = (Value) mProductions.removeLast();

    Unit u = Jimple.v().newExitMonitorStmt(op);
    mProductions.addLast(u);
  }
Exemplo n.º 30
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 /*
   unop =
   {lengthof} lengthof |
   {neg}      neg;
 */
 public void outALengthofUnop(ALengthofUnop node) {
   mProductions.addLast(Jimple.v().newLengthExpr(mValue));
 }