1 /* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef META_INTERFACE_STATIC_OBJECT_METADATA_H 17 #define META_INTERFACE_STATIC_OBJECT_METADATA_H 18 19 #include <base/containers/shared_ptr.h> 20 21 #include <meta/base/namespace.h> 22 #include <meta/base/types.h> 23 24 META_BEGIN_NAMESPACE() 25 26 class IOwner; 27 class IAny; 28 29 struct StaticMetadata; 30 31 namespace Internal { 32 using MetadataCtor = BASE_NS::shared_ptr<CORE_NS::IInterface>( 33 const BASE_NS::shared_ptr<IOwner>&, const StaticMetadata& data); 34 using MetaValue = BASE_NS::shared_ptr<IAny>(); 35 enum class StaticMetaFlag : uint8_t { FORWARD = 1 }; 36 enum class PropertyFlag : uint8_t { READONLY = 8 }; 37 } // namespace Internal 38 39 enum class MetadataType : uint8_t { UNKNOWN = 0, PROPERTY = 1, EVENT = 2, FUNCTION = 4 }; 40 41 inline MetadataType operator|(MetadataType a, MetadataType b) 42 { 43 return MetadataType(uint8_t(a) | uint8_t(b)); 44 } 45 46 /// Single static metadata entry 47 struct StaticMetadata { 48 const MetadataType type {}; 49 const InterfaceInfo interfaceInfo {}; 50 const char* const name {}; 51 Internal::MetadataCtor* const create {}; 52 Internal::MetaValue* const runtimeValue {}; 53 const void* const data {}; 54 const uint8_t flags {}; 55 }; 56 57 /// Static metadata for single object class 58 struct StaticObjectMetadata { 59 const ClassInfo* classInfo {}; 60 const StaticObjectMetadata* baseclass {}; // direct base class 61 const StaticObjectMetadata* aggregate {}; // aggregate "base" class 62 const StaticMetadata* metadata {}; 63 const size_t size {}; 64 }; 65 66 META_END_NAMESPACE() 67 68 #endif 69