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 COMPOUND_TYPE_H_ 18 19 #define COMPOUND_TYPE_H_ 20 21 #include "Reference.h" 22 #include "Scope.h" 23 24 #include <vector> 25 26 namespace android { 27 28 struct CompoundType : public Scope { 29 enum Style { 30 STYLE_STRUCT, 31 STYLE_UNION, 32 }; 33 34 CompoundType(Style style, const char* localName, const FQName& fullName, 35 const Location& location, Scope* parent); 36 37 Style style() const; 38 39 void setFields(std::vector<NamedReference<Type>*>* fields); 40 41 bool isCompoundType() const override; 42 43 bool deepCanCheckEquality(std::unordered_set<const Type*>* visited) const override; 44 45 std::string typeName() const override; 46 47 std::vector<const Reference<Type>*> getReferences() const override; 48 49 status_t validate() const override; 50 status_t validateUniqueNames() const; 51 52 std::string getCppType(StorageMode mode, 53 bool specifyNamespaces) const override; 54 55 std::string getJavaType(bool forInitializer) const override; 56 57 std::string getVtsType() const override; 58 59 void emitReaderWriter( 60 Formatter &out, 61 const std::string &name, 62 const std::string &parcelObj, 63 bool parcelObjIsPointer, 64 bool isReader, 65 ErrorMode mode) const override; 66 67 void emitReaderWriterEmbedded( 68 Formatter &out, 69 size_t depth, 70 const std::string &name, 71 const std::string &sanitizedName, 72 bool nameIsPointer, 73 const std::string &parcelObj, 74 bool parcelObjIsPointer, 75 bool isReader, 76 ErrorMode mode, 77 const std::string &parentName, 78 const std::string &offsetText) const override; 79 80 void emitResolveReferences( 81 Formatter &out, 82 const std::string &name, 83 bool nameIsPointer, 84 const std::string &parcelObj, 85 bool parcelObjIsPointer, 86 bool isReader, 87 ErrorMode mode) const override; 88 89 void emitResolveReferencesEmbedded( 90 Formatter &out, 91 size_t depth, 92 const std::string &name, 93 const std::string &sanitizedName, 94 bool nameIsPointer, 95 const std::string &parcelObj, 96 bool parcelObjIsPointer, 97 bool isReader, 98 ErrorMode mode, 99 const std::string &parentName, 100 const std::string &offsetText) const override; 101 102 void emitJavaReaderWriter( 103 Formatter &out, 104 const std::string &parcelObj, 105 const std::string &argName, 106 bool isReader) const override; 107 108 void emitJavaFieldInitializer( 109 Formatter &out, const std::string &fieldName) const override; 110 111 void emitJavaFieldReaderWriter( 112 Formatter &out, 113 size_t depth, 114 const std::string &parcelName, 115 const std::string &blobName, 116 const std::string &fieldName, 117 const std::string &offset, 118 bool isReader) const override; 119 120 void emitTypeDeclarations(Formatter& out) const override; 121 void emitTypeForwardDeclaration(Formatter& out) const override; 122 void emitPackageTypeDeclarations(Formatter& out) const override; 123 void emitPackageHwDeclarations(Formatter& out) const override; 124 125 void emitTypeDefinitions(Formatter& out, const std::string& prefix) const override; 126 127 void emitJavaTypeDeclarations(Formatter& out, bool atTopLevel) const override; 128 129 bool needsEmbeddedReadWrite() const override; 130 bool deepNeedsResolveReferences(std::unordered_set<const Type*>* visited) const override; 131 bool resultNeedsDeref() const override; 132 133 void emitVtsTypeDeclarations(Formatter& out) const override; 134 void emitVtsAttributeType(Formatter& out) const override; 135 136 bool deepIsJavaCompatible(std::unordered_set<const Type*>* visited) const override; 137 bool deepContainsPointer(std::unordered_set<const Type*>* visited) const override; 138 139 void getAlignmentAndSize(size_t *align, size_t *size) const; 140 141 bool containsInterface() const; 142 private: 143 Style mStyle; 144 std::vector<NamedReference<Type>*>* mFields; 145 146 void emitStructReaderWriter( 147 Formatter &out, const std::string &prefix, bool isReader) const; 148 void emitResolveReferenceDef(Formatter& out, const std::string& prefix, bool isReader) const; 149 150 DISALLOW_COPY_AND_ASSIGN(CompoundType); 151 }; 152 153 } // namespace android 154 155 #endif // COMPOUND_TYPE_H_ 156 157