示例#1
0
文件: Types.java 项目: wynney/robovm
 public static Type getType(soot.Type sootType) {
   if (sootType.equals(soot.BooleanType.v())) {
     return Type.I8;
   } else if (sootType.equals(soot.ByteType.v())) {
     return Type.I8;
   } else if (sootType.equals(soot.ShortType.v())) {
     return Type.I16;
   } else if (sootType.equals(soot.CharType.v())) {
     return Type.I16;
   } else if (sootType.equals(soot.IntType.v())) {
     return Type.I32;
   } else if (sootType.equals(soot.LongType.v())) {
     return Type.I64;
   } else if (sootType.equals(soot.FloatType.v())) {
     return Type.FLOAT;
   } else if (sootType.equals(soot.DoubleType.v())) {
     return Type.DOUBLE;
   } else if (sootType.equals(soot.VoidType.v())) {
     return Type.VOID;
   } else if (sootType instanceof soot.RefLikeType || sootType.equals(BottomType.v())) {
     return OBJECT_PTR;
   } else {
     throw new IllegalArgumentException("Unknown Type: " + sootType);
   }
 }
示例#2
0
  private Type getReturnType(String anno, SootMethod method) {
    soot.Type sootType = method.getReturnType();
    if (hasPointerAnnotation(method)) {
      if (!sootType.equals(LongType.v())) {
        throw new IllegalArgumentException(
            anno
                + " annotated method "
                + method
                + " must return long when annotated with @Pointer");
      }
      return I8_PTR;
    }
    if (hasMachineSizedFloatAnnotation(method)) {
      if (!sootType.equals(DoubleType.v()) && !sootType.equals(FloatType.v())) {
        throw new IllegalArgumentException(
            anno
                + " annotated method "
                + method
                + " must return float or double when annotated with @MachineSizedFloat");
      }
      return config.getArch().is32Bit() ? FLOAT : DOUBLE;
    }
    if (hasMachineSizedSIntAnnotation(method) || hasMachineSizedUIntAnnotation(method)) {
      if (!sootType.equals(LongType.v())) {
        throw new IllegalArgumentException(
            anno
                + " annotated method "
                + method
                + " must return long when annotated with @MachineSizedSInt or @MachineSizedUInt");
      }
      return config.getArch().is32Bit() ? I32 : I64;
    }
    if (isStruct(sootType)) {
      if (!isPassByValue(method)) {
        // Structs are returned by reference by default
        return new PointerType(getStructType(sootType));
      }
      return getStructType(sootType);
    } else if (isNativeObject(sootType)) {
      // NativeObjects are always returned by reference.
      return I8_PTR;
    } else if (sootType instanceof PrimType || sootType == VoidType.v()) {
      return getType(sootType);
    }

    MarshalerMethod marshalerMethod =
        config.getMarshalerLookup().findMarshalerMethod(new MarshalSite(method));
    if (marshalerMethod instanceof ValueMarshalerMethod) {
      return ((ValueMarshalerMethod) marshalerMethod).getNativeType(config.getArch());
    } else {
      return I8_PTR;
    }
  }
示例#3
0
文件: Types.java 项目: wynney/robovm
 public static String getDescriptor(soot.Type t) {
   if (t instanceof PrimType) {
     if (t.equals(BooleanType.v())) {
       return "Z";
     } else if (t.equals(ByteType.v())) {
       return "B";
     } else if (t.equals(ShortType.v())) {
       return "S";
     } else if (t.equals(CharType.v())) {
       return "C";
     } else if (t.equals(IntType.v())) {
       return "I";
     } else if (t.equals(LongType.v())) {
       return "J";
     } else if (t.equals(FloatType.v())) {
       return "F";
     } else {
       // DoubleType
       return "D";
     }
   } else if (t.equals(VoidType.v())) {
     return "V";
   } else if (t instanceof soot.ArrayType) {
     soot.ArrayType at = (soot.ArrayType) t;
     return "[" + getDescriptor(at.getElementType());
   } else {
     // RefType
     RefType rt = (RefType) t;
     return "L" + rt.getClassName().replace('.', '/') + ";";
   }
 }
示例#4
0
 protected Value marshalPrimitiveToNative(Function fn, SootMethod method, Value value) {
   soot.Type type = method.getReturnType();
   if (hasPointerAnnotation(method)) {
     value = marshalLongToPointer(fn, value);
   } else if (hasMachineSizedFloatAnnotation(method) && type.equals(DoubleType.v())) {
     value = marshalDoubleToMachineSizedFloat(fn, value);
   } else if (hasMachineSizedFloatAnnotation(method) && type.equals(FloatType.v())) {
     value = marshalFloatToMachineSizedFloat(fn, value);
   } else if (hasMachineSizedSIntAnnotation(method) && type.equals(LongType.v())) {
     value = marshalLongToMachineSizedInt(fn, value);
   } else if (hasMachineSizedUIntAnnotation(method) && type.equals(LongType.v())) {
     value = marshalLongToMachineSizedInt(fn, value);
   }
   return value;
 }
示例#5
0
 protected Value marshalNativeToPrimitive(
     Function fn, SootMethod method, int paramIndex, Value value) {
   soot.Type type = method.getParameterType(paramIndex);
   if (hasPointerAnnotation(method, paramIndex)) {
     value = marshalPointerToLong(fn, value);
   } else if (hasMachineSizedFloatAnnotation(method, paramIndex) && type.equals(DoubleType.v())) {
     value = marshalMachineSizedFloatToDouble(fn, value);
   } else if (hasMachineSizedFloatAnnotation(method, paramIndex) && type.equals(FloatType.v())) {
     value = marshalMachineSizedFloatToFloat(fn, value);
   } else if (hasMachineSizedSIntAnnotation(method, paramIndex) && type.equals(LongType.v())) {
     value = marshalMachineSizedSIntToLong(fn, value);
   } else if (hasMachineSizedUIntAnnotation(method, paramIndex) && type.equals(LongType.v())) {
     value = marshalMachineSizedUIntToLong(fn, value);
   }
   return value;
 }
 @Override
 public boolean equals(Object obj) {
   if (this == obj) return true;
   if (!super.equals(obj)) return false;
   if (!(obj instanceof ReturnValueTaint)) return false;
   ReturnValueTaint other = (ReturnValueTaint) obj;
   if (type == null) {
     if (other.type != null) return false;
   } else if (!type.equals(other.type)) return false;
   return true;
 }
示例#7
0
 @Override
 public boolean equals(Object obj) {
   if (this == obj) return true;
   if (obj == null) return false;
   if (getClass() != obj.getClass()) return false;
   Register other = (Register) obj;
   if (number != other.number) return false;
   if (type == null) {
     if (other.type != null) return false;
   } else if (!type.equals(other.type)) return false;
   return true;
 }
示例#8
0
 /**
  * Returns true if an instance of type taintType is assignable to a declaration of type
  * declaredType.
  */
 public static boolean isAssignable(Type taintType, Type declaredType) {
   if (taintType instanceof ArrayType) taintType = ((ArrayType) taintType).getArrayElementType();
   if (declaredType instanceof ArrayType)
     declaredType = ((ArrayType) declaredType).getArrayElementType();
   if (taintType.equals(declaredType)) return true;
   if (!(taintType instanceof RefType)) return false;
   if (!(declaredType instanceof RefType)) {
     return false;
   }
   return isAssignable(
       ((RefType) taintType).getSootClass(), ((RefType) declaredType).getSootClass());
 }
示例#9
0
  private Type getSootType(AnnotationElem e) {
    Type annotationType;
    switch (e.getKind()) {
      case '[': // array
        // Until now we only know it's some kind of array.
        annotationType = ARRAY_TYPE;
        AnnotationArrayElem array = (AnnotationArrayElem) e;
        if (array.getNumValues() > 0) {
          // Try to determine type of the array
          AnnotationElem firstElement = array.getValueAt(0);
          Type type = getSootType(firstElement);
          if (type == null) return null;

          if (type.equals(ARRAY_TYPE)) return ARRAY_TYPE;

          return ArrayType.v(type, 1);
        }
        break;
      case 's': // string
        annotationType = RefType.v("java.lang.String");
        break;
      case 'c': // class
        annotationType = RefType.v("java.lang.Class");
        break;
      case 'e': // enum
        AnnotationEnumElem enumElem = (AnnotationEnumElem) e;
        annotationType = Util.getType(enumElem.getTypeName());
        ;
        break;

      case 'L':
      case 'J':
      case 'S':
      case 'D':
      case 'I':
      case 'F':
      case 'B':
      case 'C':
      case 'V':
      case 'Z':
        annotationType = Util.getType(String.valueOf(e.getKind()));
        break;
      default:
        annotationType = null;
        break;
    }
    return annotationType;
  }
示例#10
0
  private StructureConstant createClassInfoStruct() {
    int flags = 0;

    if (Modifier.isPublic(sootClass.getModifiers())) {
      flags |= CI_PUBLIC;
    }
    if (Modifier.isFinal(sootClass.getModifiers())) {
      flags |= CI_FINAL;
    }
    if (Modifier.isInterface(sootClass.getModifiers())) {
      flags |= CI_INTERFACE;
    }
    if (Modifier.isAbstract(sootClass.getModifiers())) {
      flags |= CI_ABSTRACT;
    }
    if ((sootClass.getModifiers() & 0x1000) > 0) {
      flags |= CI_SYNTHETIC;
    }
    if (Modifier.isAnnotation(sootClass.getModifiers())) {
      flags |= CI_ANNOTATION;
    }
    if (Modifier.isEnum(sootClass.getModifiers())) {
      flags |= CI_ENUM;
    }
    if (attributesEncoder.classHasAttributes()) {
      flags |= CI_ATTRIBUTES;
    }
    if (hasFinalizer(sootClass)) {
      flags |= CI_FINALIZABLE;
    }

    // Create the ClassInfoHeader structure.
    StructureConstantBuilder header = new StructureConstantBuilder();
    header.add(new NullConstant(I8_PTR)); // Points to the runtime Class struct
    header.add(new IntegerConstant(flags));
    header.add(getString(getInternalName(sootClass)));
    if (sootClass.declaresMethod("<clinit>", Collections.emptyList(), VoidType.v())) {
      SootMethod method = sootClass.getMethod("<clinit>", Collections.emptyList(), VoidType.v());
      header.add(new FunctionRef(mangleMethod(method), getFunctionType(method)));
    } else {
      header.add(new NullConstant(I8_PTR));
    }
    header.add(sizeof(classType));
    header.add(sizeof(instanceType));
    if (!instanceFields.isEmpty()) {
      header.add(offsetof(instanceType, 1, 1));
    } else {
      header.add(sizeof(instanceType));
    }
    header.add(new IntegerConstant((short) countReferences(classFields)));
    header.add(new IntegerConstant((short) countReferences(instanceFields)));

    PackedStructureConstantBuilder body = new PackedStructureConstantBuilder();
    body.add(new IntegerConstant((short) sootClass.getInterfaceCount()));
    body.add(new IntegerConstant((short) sootClass.getFieldCount()));
    body.add(new IntegerConstant((short) sootClass.getMethodCount()));

    if (!sootClass.isInterface()) {
      body.add(
          getStringOrNull(
              sootClass.hasSuperclass() ? getInternalName(sootClass.getSuperclass()) : null));
    }

    if (attributesEncoder.classHasAttributes()) {
      body.add(new ConstantBitcast(attributesEncoder.getClassAttributes().ref(), I8_PTR));
    }

    for (SootClass s : sootClass.getInterfaces()) {
      body.add(getString(getInternalName(s)));
    }

    for (SootField f : sootClass.getFields()) {
      flags = 0;
      soot.Type t = f.getType();
      if (t instanceof PrimType) {
        if (t.equals(BooleanType.v())) {
          flags |= DESC_Z;
        } else if (t.equals(ByteType.v())) {
          flags |= DESC_B;
        } else if (t.equals(ShortType.v())) {
          flags |= DESC_S;
        } else if (t.equals(CharType.v())) {
          flags |= DESC_C;
        } else if (t.equals(IntType.v())) {
          flags |= DESC_I;
        } else if (t.equals(LongType.v())) {
          flags |= DESC_J;
        } else if (t.equals(FloatType.v())) {
          flags |= DESC_F;
        } else if (t.equals(DoubleType.v())) {
          flags |= DESC_D;
        }
        flags <<= 12;
      }
      if (Modifier.isPublic(f.getModifiers())) {
        flags |= FI_PUBLIC;
      } else if (Modifier.isPrivate(f.getModifiers())) {
        flags |= FI_PRIVATE;
      } else if (Modifier.isProtected(f.getModifiers())) {
        flags |= FI_PROTECTED;
      }
      if (Modifier.isStatic(f.getModifiers())) {
        flags |= FI_STATIC;
      }
      if (Modifier.isFinal(f.getModifiers())) {
        flags |= FI_FINAL;
      }
      if (Modifier.isVolatile(f.getModifiers())) {
        flags |= FI_VOLATILE;
      }
      if (Modifier.isTransient(f.getModifiers())) {
        flags |= FI_TRANSIENT;
      }
      if ((f.getModifiers() & 0x1000) > 0) {
        flags |= FI_SYNTHETIC;
      }
      if (Modifier.isEnum(f.getModifiers())) {
        flags |= FI_ENUM;
      }
      if (attributesEncoder.fieldHasAttributes(f)) {
        flags |= FI_ATTRIBUTES;
      }
      body.add(new IntegerConstant((short) flags));
      body.add(getString(f.getName()));
      if (!(t instanceof PrimType)) {
        body.add(getString(getDescriptor(f)));
      }
      if (f.isStatic()) {
        int index = classFields.indexOf(f);
        body.add(offsetof(classType, 1, index, 1));
      } else {
        int index = instanceFields.indexOf(f);
        body.add(offsetof(instanceType, 1, 1 + index, 1));
      }
      if (attributesEncoder.fieldHasAttributes(f)) {
        body.add(new ConstantBitcast(attributesEncoder.getFieldAttributes(f).ref(), I8_PTR));
      }
    }

    for (SootMethod m : sootClass.getMethods()) {
      soot.Type t = m.getReturnType();
      flags = 0;
      if (Modifier.isPublic(m.getModifiers())) {
        flags |= MI_PUBLIC;
      } else if (Modifier.isPrivate(m.getModifiers())) {
        flags |= MI_PRIVATE;
      } else if (Modifier.isProtected(m.getModifiers())) {
        flags |= MI_PROTECTED;
      }
      if (Modifier.isStatic(m.getModifiers())) {
        flags |= MI_STATIC;
      }
      if (Modifier.isFinal(m.getModifiers())) {
        flags |= MI_FINAL;
      }
      if (Modifier.isSynchronized(m.getModifiers())) {
        flags |= MI_SYNCHRONIZED;
      }
      if ((m.getModifiers() & 0x0040) > 0) {
        flags |= MI_BRIDGE;
      }
      if ((m.getModifiers() & 0x0080) > 0) {
        flags |= MI_VARARGS;
      }
      if (Modifier.isNative(m.getModifiers())) {
        if (!isStruct(sootClass) && !isStructMember(m)) {
          flags |= MI_NATIVE;
        }
      }
      if (Modifier.isAbstract(m.getModifiers())) {
        flags |= MI_ABSTRACT;
      }
      if (Modifier.isStrictFP(m.getModifiers())) {
        flags |= MI_STRICT;
      }
      if ((m.getModifiers() & 0x1000) > 0) {
        flags |= MI_SYNTHETIC;
      }
      if (attributesEncoder.methodHasAttributes(m)) {
        flags |= MI_ATTRIBUTES;
      }
      if (isBridge(m)) {
        flags |= MI_BRO_BRIDGE;
      }
      if (isCallback(m)) {
        flags |= MI_BRO_CALLBACK;
      }
      if ((t instanceof PrimType || t == VoidType.v()) && m.getParameterCount() == 0) {
        flags |= MI_COMPACT_DESC;
      }
      body.add(new IntegerConstant((short) flags));

      body.add(getString(m.getName()));

      if ((flags & MI_COMPACT_DESC) > 0) {
        int desc = 0;
        if (t.equals(BooleanType.v())) {
          desc = DESC_Z;
        } else if (t.equals(ByteType.v())) {
          desc = DESC_B;
        } else if (t.equals(ShortType.v())) {
          desc = DESC_S;
        } else if (t.equals(CharType.v())) {
          desc = DESC_C;
        } else if (t.equals(IntType.v())) {
          desc = DESC_I;
        } else if (t.equals(LongType.v())) {
          desc = DESC_J;
        } else if (t.equals(FloatType.v())) {
          desc = DESC_F;
        } else if (t.equals(DoubleType.v())) {
          desc = DESC_D;
        } else if (t.equals(VoidType.v())) {
          desc = DESC_V;
        }
        body.add(new IntegerConstant((byte) desc));
      } else {
        body.add(getString(getDescriptor(m)));
      }
      if (attributesEncoder.methodHasAttributes(m)) {
        body.add(new ConstantBitcast(attributesEncoder.getMethodAttributes(m).ref(), I8_PTR));
      }
      if (!m.isAbstract()) {
        body.add(new ConstantBitcast(new FunctionRef(mangleMethod(m), getFunctionType(m)), I8_PTR));
        body.add(
            new IntegerConstant(
                DUMMY_METHOD_SIZE)); // Size of function. This value will be modified later by
                                     // patching the .s file.
        if (m.isSynchronized()) {
          body.add(
              new ConstantBitcast(
                  new FunctionRef(mangleMethod(m) + "_synchronized", getFunctionType(m)), I8_PTR));
        }
      }
      if (isBridge(m)) {
        body.add(new GlobalRef(BridgeMethodCompiler.getTargetFnPtrName(m), I8_PTR));
      }
      if (isCallback(m)) {
        body.add(
            new ConstantBitcast(
                new FunctionRef(mangleMethod(m) + "_callback", getCallbackFunctionType(m)),
                I8_PTR));
      }
    }

    // Return the struct {header, body}. To be compatible with the C code in classinfo.c
    // it is important that the header is padded the same as in C so that the body starts
    // after sizeof(ClassInfoHeader) bytes.
    return new StructureConstantBuilder().add(header.build()).add(body.build()).build();
  }
示例#11
0
  void handleClassAnnotation(ClassDef classDef) {
    Set<? extends Annotation> aSet = classDef.getAnnotations();
    if (aSet == null || aSet.isEmpty()) return;

    List<Tag> tags = handleAnnotation(aSet, classDef.getType());
    if (tags == null) return;

    InnerClassAttribute ica = null;
    for (Tag t : tags)
      if (t != null) {
        if (t instanceof InnerClassTag) {
          if (ica == null) {
            // Do we already have an InnerClassAttribute?
            ica = (InnerClassAttribute) clazz.getTag("InnerClassAttribute");
            // If not, create one
            if (ica == null) {
              ica = new InnerClassAttribute();
              clazz.addTag(ica);
            }
          }
          ica.add((InnerClassTag) t);
        } else if (t instanceof VisibilityAnnotationTag) {
          // If a dalvik/annotation/AnnotationDefault tag is present
          // in a class, its AnnotationElements must be propagated
          // to methods through the creation of new AnnotationDefaultTag.
          VisibilityAnnotationTag vt = (VisibilityAnnotationTag) t;
          for (AnnotationTag a : vt.getAnnotations()) {
            if (a.getType().equals("Ldalvik/annotation/AnnotationDefault;")) {
              for (AnnotationElem ae : a.getElems()) {
                if (ae instanceof AnnotationAnnotationElem) {
                  AnnotationAnnotationElem aae = (AnnotationAnnotationElem) ae;
                  AnnotationTag at = aae.getValue();
                  // extract default elements
                  Map<String, AnnotationElem> defaults = new HashMap<String, AnnotationElem>();
                  for (AnnotationElem aelem : at.getElems()) {
                    defaults.put(aelem.getName(), aelem);
                  }
                  // create default tags containing default elements
                  // and add tags on methods
                  for (SootMethod sm : clazz.getMethods()) {
                    String methodName = sm.getName();
                    if (defaults.containsKey(methodName)) {
                      AnnotationElem e = defaults.get(methodName);

                      // Okay, the name is the same, but is it actually the same type?
                      Type annotationType = getSootType(e);
                      boolean isCorrectType = false;
                      if (annotationType == null) {
                        // we do not know the type of the annotation, so we guess it's the correct
                        // type.
                        isCorrectType = true;
                      } else {
                        if (annotationType.equals(sm.getReturnType())) {
                          isCorrectType = true;
                        } else if (annotationType.equals(ARRAY_TYPE)) {
                          if (sm.getReturnType() instanceof ArrayType) isCorrectType = true;
                        }
                      }

                      if (isCorrectType && sm.getParameterCount() == 0) {
                        e.setName("default");
                        AnnotationDefaultTag d = new AnnotationDefaultTag(e);
                        sm.addTag(d);

                        // In case there is more than one matching method, we only use the first one
                        defaults.remove(sm.getName());
                      }
                    }
                  }
                  for (Entry<String, AnnotationElem> leftOverEntry : defaults.entrySet()) {
                    // We were not able to find a matching method for the tag, because the return
                    // signature
                    // does not match
                    SootMethod found = clazz.getMethodByNameUnsafe(leftOverEntry.getKey());
                    AnnotationElem element = leftOverEntry.getValue();
                    if (found != null) {
                      element.setName("default");
                      AnnotationDefaultTag d = new AnnotationDefaultTag(element);
                      found.addTag(d);
                    }
                  }
                }
              }
            }
          }
          if (!(vt.getVisibility() == AnnotationConstants.RUNTIME_INVISIBLE)) clazz.addTag(vt);
        } else {
          clazz.addTag(t);
        }
        Debug.printDbg("add class annotation: ", t, " type: ", t.getClass());
      }
  }
示例#12
0
  private StructureType getStructType(SootClass clazz, boolean checkEmpty) {
    int n = 0;
    for (SootMethod method : clazz.getMethods()) {
      n = Math.max(getStructMemberOffset(method) + 1, n);
    }

    Type[] result = new Type[n + 1];

    StructureType superType = null;
    if (clazz.hasSuperclass()) {
      SootClass superclass = clazz.getSuperclass();
      if (!superclass.getName().equals("org.robovm.rt.bro.Struct")) {
        superType = getStructType(superclass, false);
      }
    }
    result[0] = superType != null ? superType : new StructureType();

    for (SootMethod method : clazz.getMethods()) {
      int offset = getStructMemberOffset(method);
      if (offset != -1) {
        if (!method.isNative() && !method.isStatic()) {
          throw new IllegalArgumentException(
              "@StructMember annotated method " + method + " must be native and not static");
        }
        Type type = null;
        if (method.getParameterCount() == 0) {
          soot.Type sootType = method.getReturnType();
          // Possibly a getter
          if (hasPointerAnnotation(method) && !sootType.equals(LongType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated getter "
                    + method
                    + " must be of type long when annotated with @Pointer");
          }
          if (hasMachineSizedFloatAnnotation(method)
              && !sootType.equals(DoubleType.v())
              && !sootType.equals(FloatType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated getter "
                    + method
                    + " must be of type float or double when annotated with @MachineSizedFloat");
          }
          if ((hasMachineSizedSIntAnnotation(method) || hasMachineSizedUIntAnnotation(method))
              && !sootType.equals(LongType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated getter "
                    + method
                    + " must be of type long when annotated with @MachineSizedSInt or @MachineSizedUInt");
          }
          if (sootType instanceof soot.ArrayType && !hasArrayAnnotation(method)) {
            throw new IllegalArgumentException(
                "@Array annotation expected on struct member getter " + method);
          }
        } else if (method.getParameterCount() == 1) {
          soot.Type sootType = method.getParameterType(0);
          if (hasPointerAnnotation(method, 0) && !sootType.equals(LongType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated setter "
                    + method
                    + " must be of type long when annotated with @Pointer");
          }
          if (hasMachineSizedFloatAnnotation(method, 0)
              && !sootType.equals(DoubleType.v())
              && !sootType.equals(FloatType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated setter "
                    + method
                    + " must be of type float or double when annotated with @MachineSizedFloat");
          }
          if ((hasMachineSizedSIntAnnotation(method, 0) || hasMachineSizedUIntAnnotation(method))
              && !sootType.equals(LongType.v())) {
            throw new IllegalArgumentException(
                "@StructMember("
                    + offset
                    + ") annotated setter "
                    + method
                    + " must be of type long when annotated with @MachineSizedSInt or @MachineSizedUInt");
          }
          if (sootType instanceof soot.ArrayType && !hasArrayAnnotation(method, 0)) {
            throw new IllegalArgumentException(
                "@Array annotation expected on first parameter of struct member setter " + method);
          }
          soot.Type retType = method.getReturnType();
          // The return type of the setter must be void or this
          if (!retType.equals(VoidType.v())
              && !(retType instanceof RefType
                  && ((RefType) retType).getSootClass().equals(clazz))) {
            throw new IllegalArgumentException(
                "Setter "
                    + method
                    + " for "
                    + "@StructMember("
                    + offset
                    + ") "
                    + " must either return nothing or return a "
                    + clazz);
          }
        } else {
          throw new IllegalArgumentException(
              "@StructMember annotated method " + method + " has too many parameters");
        }

        type = getStructMemberType(method);
        int index = offset + 1;
        if (result[index] == null) {
          result[index] = type;
        } else if (type != result[index]) {
          // Two members mapped to the same offset (union). Pick
          // the type with the largest alignment and pad with bytes
          // up to the largest size.
          result[index] = mergeStructMemberTypes(config.getDataLayout(), type, result[index]);
        }
      }
    }

    for (int i = 1; i < result.length; i++) {
      if (result[i] == null) {
        throw new IllegalArgumentException("No @StructMember(" + i + ") defined in class " + clazz);
      }
    }

    if (!clazz.isAbstract() && checkEmpty && n == 0 && superType == null) {
      throw new IllegalArgumentException(
          "Struct class " + clazz + " has no @StructMember annotated methods");
    }

    return new StructureType(result);
  }
示例#13
0
  private Type getParameterType(String anno, SootMethod method, int i) {
    soot.Type sootType = method.getParameterType(i);
    if (hasPointerAnnotation(method, i)) {
      if (!sootType.equals(LongType.v())) {
        throw new IllegalArgumentException(
            "Parameter "
                + (i + 1)
                + " of "
                + anno
                + " annotated method "
                + method
                + " must be of type long when annotated with @Pointer.");
      }
      return I8_PTR;
    }
    if (hasMachineSizedFloatAnnotation(method, i)) {
      if (!sootType.equals(DoubleType.v()) && !sootType.equals(FloatType.v())) {
        throw new IllegalArgumentException(
            "Parameter "
                + (i + 1)
                + " of "
                + anno
                + " annotated method "
                + method
                + " must be of type float or double when annotated with @MachineSizedFloat.");
      }
      return config.getArch().is32Bit() ? FLOAT : DOUBLE;
    }
    if (hasMachineSizedSIntAnnotation(method, i) || hasMachineSizedUIntAnnotation(method, i)) {
      if (!sootType.equals(LongType.v())) {
        throw new IllegalArgumentException(
            "Parameter "
                + (i + 1)
                + " of "
                + anno
                + " annotated method "
                + method
                + " must be of type long when annotated with "
                + "@MachineSizedSInt or @MachineSizedUInt");
      }
      return config.getArch().is32Bit() ? I32 : I64;
    }
    if (hasStructRetAnnotation(method, i)) {
      if (i > 0) {
        throw new IllegalArgumentException(
            "Parameter "
                + (i + 1)
                + " of "
                + anno
                + " annotated method "
                + method
                + " cannot be annotated with @StructRet. Only the first"
                + " parameter may have this annotation.");
      }
      if (!isStruct(sootType)) {
        throw new IllegalArgumentException(
            "Parameter "
                + (i + 1)
                + " of "
                + anno
                + " annotated method "
                + method
                + " must be a sub class of Struct when annotated with @StructRet.");
      }
      // @StructRet implies pass by reference
      return new PointerType(getStructType(sootType));
    }
    if (isStruct(sootType)) {
      StructureType structType = getStructType(sootType);
      if (hasByValAnnotation(method, i)) {
        return getStructType(sootType);
      }
      return new PointerType(structType);
    } else if (isNativeObject(sootType)) {
      // NativeObjects are always passed by reference.
      return I8_PTR;
    } else if (sootType instanceof PrimType) {
      return getType(sootType);
    }

    MarshalerMethod marshalerMethod =
        config.getMarshalerLookup().findMarshalerMethod(new MarshalSite(method, i));
    if (marshalerMethod instanceof ValueMarshalerMethod) {
      return ((ValueMarshalerMethod) marshalerMethod).getNativeType(config.getArch());
    } else {
      return I8_PTR;
    }
  }
示例#14
0
文件: Types.java 项目: wynney/robovm
 public static boolean isUnsigned(soot.Type type) {
   return type.equals(CharType.v());
 }