EnumType.h revision 3b320f8a60e4343bf06319bca3fc949c95eaf326
1/* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef ENUM_TYPE_H_ 18 19#define ENUM_TYPE_H_ 20 21#include "ConstantExpression.h" 22#include "Scope.h" 23 24#include <vector> 25 26namespace android { 27 28struct EnumValue; 29 30struct EnumType : public Scope { 31 EnumType(const char *localName, 32 const Location &location, 33 Type *storageType = NULL); 34 35 const Type *storageType() const; 36 const std::vector<EnumValue *> &values() const; 37 void addValue(EnumValue *value); 38 39 LocalIdentifier *lookupIdentifier(const std::string &name) const override; 40 41 const ScalarType *resolveToScalarType() const override; 42 43 bool isEnum() const override; 44 45 std::string getCppType(StorageMode mode, 46 bool specifyNamespaces) const override; 47 48 std::string getJavaType( 49 std::string *extra, bool forInitializer) const override; 50 51 std::string getJavaSuffix() const override; 52 53 std::string getJavaWrapperType() const override; 54 55 std::string getVtsType() const override; 56 57 void emitReaderWriter( 58 Formatter &out, 59 const std::string &name, 60 const std::string &parcelObj, 61 bool parcelObjIsPointer, 62 bool isReader, 63 ErrorMode mode) const override; 64 65 void emitJavaFieldReaderWriter( 66 Formatter &out, 67 size_t depth, 68 const std::string &parcelName, 69 const std::string &blobName, 70 const std::string &fieldName, 71 const std::string &offset, 72 bool isReader) const override; 73 74 status_t emitTypeDeclarations(Formatter &out) const override; 75 status_t emitGlobalTypeDeclarations(Formatter &out) const override; 76 77 status_t emitJavaTypeDeclarations( 78 Formatter &out, bool atTopLevel) const override; 79 80 status_t emitVtsTypeDeclarations(Formatter &out) const override; 81 status_t emitVtsAttributeType(Formatter &out) const override; 82 83 void getAlignmentAndSize(size_t *align, size_t *size) const override; 84 85 void appendToExportedTypesVector( 86 std::vector<const Type *> *exportedTypes) const override; 87 88 status_t emitExportedHeader(Formatter &out, bool forJava) const override; 89 90private: 91 void getTypeChain(std::vector<const EnumType *> *out) const; 92 const Annotation *findExportAnnotation() const; 93 94 void emitEnumBitwiseOrOperator(Formatter &out, bool mutating) const; 95 96 std::vector<EnumValue *> mValues; 97 Type *mStorageType; 98 99 DISALLOW_COPY_AND_ASSIGN(EnumType); 100}; 101 102struct EnumValue : public LocalIdentifier { 103 EnumValue(const char *name, ConstantExpression *value = nullptr); 104 105 std::string name() const; 106 std::string value() const; 107 std::string cppValue(ScalarType::Kind castKind) const; 108 std::string javaValue(ScalarType::Kind castKind) const; 109 std::string comment() const; 110 void autofill(const EnumValue *prev, const ScalarType *type); 111 ConstantExpression *constExpr() const; 112 113 bool isAutoFill() const; 114 bool isEnumValue() const override; 115 116 117 std::string mName; 118 ConstantExpression *mValue; 119 bool mIsAutoFill; 120 121 DISALLOW_COPY_AND_ASSIGN(EnumValue); 122}; 123 124} // namespace android 125 126#endif // ENUM_TYPE_H_ 127 128