| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ENUM_TYPE_H_ |
| |
| #define ENUM_TYPE_H_ |
| |
| #include "ConstantExpression.h" |
| #include "Reference.h" |
| #include "Scope.h" |
| |
| #include <vector> |
| |
| namespace android { |
| |
| struct EnumValue; |
| struct BitFieldType; |
| |
| struct EnumType : public Scope { |
| EnumType(const char* localName, const Location& location, const Reference<Type>& storageType, |
| Scope* parent); |
| |
| const Type *storageType() const; |
| const std::vector<EnumValue *> &values() const; |
| void addValue(EnumValue *value); |
| |
| LocalIdentifier *lookupIdentifier(const std::string &name) const override; |
| |
| bool isElidableType() const override; |
| const ScalarType *resolveToScalarType() const override; |
| |
| std::string typeName() const override; |
| bool isEnum() const override; |
| bool canCheckEquality() const override; |
| |
| std::string getCppType(StorageMode mode, |
| bool specifyNamespaces) const override; |
| |
| std::string getJavaType(bool forInitializer) const override; |
| |
| std::string getJavaSuffix() const override; |
| |
| std::string getJavaWrapperType() const override; |
| |
| std::string getVtsType() const override; |
| |
| // Return the type that corresponds to bitfield<T>. |
| BitFieldType *getBitfieldType() const; |
| |
| std::vector<const Reference<Type>*> getReferences() const override; |
| std::vector<const ConstantExpression*> getConstantExpressions() const override; |
| |
| status_t resolveInheritance() override; |
| status_t validate() const override; |
| status_t validateUniqueNames() const; |
| |
| void emitReaderWriter( |
| Formatter &out, |
| const std::string &name, |
| const std::string &parcelObj, |
| bool parcelObjIsPointer, |
| bool isReader, |
| ErrorMode mode) const override; |
| |
| void emitJavaFieldReaderWriter( |
| Formatter &out, |
| size_t depth, |
| const std::string &parcelName, |
| const std::string &blobName, |
| const std::string &fieldName, |
| const std::string &offset, |
| bool isReader) const override; |
| |
| status_t emitTypeDeclarations(Formatter &out) const override; |
| status_t emitGlobalTypeDeclarations(Formatter &out) const override; |
| status_t emitTypeDefinitions(Formatter& out, const std::string& prefix) const override; |
| |
| status_t emitJavaTypeDeclarations( |
| Formatter &out, bool atTopLevel) const override; |
| |
| status_t emitVtsTypeDeclarations(Formatter &out) const override; |
| status_t emitVtsAttributeType(Formatter &out) const override; |
| |
| void emitJavaDump( |
| Formatter &out, |
| const std::string &streamName, |
| const std::string &name) const override; |
| |
| void getAlignmentAndSize(size_t *align, size_t *size) const override; |
| |
| void appendToExportedTypesVector( |
| std::vector<const Type *> *exportedTypes) const override; |
| |
| status_t emitExportedHeader(Formatter &out, bool forJava) const override; |
| |
| private: |
| std::vector<const EnumType*> typeChain() const; |
| std::vector<const EnumType*> superTypeChain() const; |
| |
| const Annotation *findExportAnnotation() const; |
| |
| void emitEnumBitwiseOperator( |
| Formatter &out, |
| bool lhsIsEnum, |
| bool rhsIsEnum, |
| const std::string &op) const; |
| |
| void emitBitFieldBitwiseAssignmentOperator( |
| Formatter &out, |
| const std::string &op) const; |
| |
| std::vector<EnumValue *> mValues; |
| Reference<Type> mStorageType; |
| // TODO(b/64272670): Dot not store BitFieldType as it is not owned. |
| // It is kept here to avoid const-cast (BitFieldType owns non-const EnumType). |
| Reference<BitFieldType> mBitfieldType; |
| |
| DISALLOW_COPY_AND_ASSIGN(EnumType); |
| }; |
| |
| struct EnumValue : public LocalIdentifier { |
| EnumValue(const char* name, ConstantExpression* value, const Location& location); |
| |
| std::string name() const; |
| std::string value(ScalarType::Kind castKind) const; |
| std::string cppValue(ScalarType::Kind castKind) const; |
| std::string javaValue(ScalarType::Kind castKind) const; |
| std::string comment() const; |
| void autofill(const EnumType* prevType, EnumValue* prevValue, const ScalarType* type); |
| ConstantExpression* constExpr() const override; |
| |
| bool isAutoFill() const; |
| bool isEnumValue() const override; |
| |
| const Location& location() const; |
| |
| private: |
| std::string mName; |
| ConstantExpression* mValue; |
| const Location mLocation; |
| bool mIsAutoFill; |
| |
| DISALLOW_COPY_AND_ASSIGN(EnumValue); |
| }; |
| |
| struct BitFieldType : public TemplatedType { |
| |
| std::string typeName() const override; |
| |
| bool isBitField() const override; |
| |
| bool isCompatibleElementType(Type *elementType) const override; |
| |
| bool isElidableType() const override; |
| |
| bool canCheckEquality() const override; |
| |
| const ScalarType *resolveToScalarType() const override; |
| |
| std::string getCppType(StorageMode mode, |
| bool specifyNamespaces) const override; |
| |
| std::string getJavaType(bool forInitializer) const override; |
| |
| std::string getJavaSuffix() const override; |
| |
| std::string getJavaWrapperType() const override; |
| |
| std::string getVtsType() const override; |
| |
| EnumType *getEnumType() const; |
| |
| status_t emitVtsAttributeType(Formatter &out) const override; |
| |
| void getAlignmentAndSize(size_t *align, size_t *size) const override; |
| |
| void emitReaderWriter( |
| Formatter &out, |
| const std::string &name, |
| const std::string &parcelObj, |
| bool parcelObjIsPointer, |
| bool isReader, |
| ErrorMode mode) const override; |
| |
| void emitDump( |
| Formatter &out, |
| const std::string &streamName, |
| const std::string &name) const override; |
| |
| void emitJavaDump( |
| Formatter &out, |
| const std::string &streamName, |
| const std::string &name) const override; |
| |
| void emitJavaFieldReaderWriter( |
| Formatter &out, |
| size_t depth, |
| const std::string &parcelName, |
| const std::string &blobName, |
| const std::string &fieldName, |
| const std::string &offset, |
| bool isReader) const override; |
| }; |
| |
| } // namespace android |
| |
| #endif // ENUM_TYPE_H_ |
| |