* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
* 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 OHOS_ABILITY_BASE_BASE_DEF_H
#define OHOS_ABILITY_BASE_BASE_DEF_H
#include "base_types.h"
#include "errors.h"
namespace OHOS {
namespace AAFwk {
#define INTERFACE_INNER struct
#define VALIDATE_NOT_NULL(i) \
if ((i) == nullptr) { \
return ERR_INVALID_VALUE; \
}
#define INTERFACEID(id) extern const InterfaceID g_IID_##id;
#define INTERFACE(id, x) \
extern const InterfaceID g_IID_##id; \
INTERFACE_INNER id : public IInterface
#define INTERFACE_ID(x)
#ifndef IINTERFACE_DECL
#define IINTERFACE_DECL() \
void IncStrongRef(const void *id = nullptr) override; \
\
void DecStrongRef(const void *id = nullptr) override; \
\
IInterface *Query(const InterfaceID & iid) override; \
\
InterfaceID GetInterfaceID(IInterface *object) override;
#endif
#ifndef IINTERFACE_IMPL_1
#define IINTERFACE_IMPL_1(ClassName, SuperclassName, InterfaceName) \
void ClassName::IncStrongRef(const void *id) \
{ \
Object::IncStrongRef(id); \
} \
\
void ClassName::DecStrongRef(const void *id) \
{ \
Object::DecStrongRef(id); \
} \
\
IInterface *ClassName::Query(const InterfaceID & iid) \
{ \
if (iid == g_IID_##InterfaceName) { \
return static_cast<InterfaceName *>(this); \
} \
if (iid == g_IID_IInterface) { \
return static_cast<InterfaceName *>(this); \
} \
return SuperclassName::Query(iid); \
} \
\
InterfaceID ClassName::GetInterfaceID(IInterface *object) \
{ \
if (object == static_cast<InterfaceName *>(this)) { \
return g_IID_##InterfaceName; \
} \
return SuperclassName::GetInterfaceID(object); \
}
#endif
#ifndef OBJECT_DECL
#define OBJECT_DECL() ClassID GetClassID() override;
#endif
#ifndef OBJECT_IMPL
#define OBJECT_IMPL(ClassName) \
do { \
ClassID(ClassName)::GetClassID() \
{ \
return CID_##ClassName; \
} \
} while (0);
#endif
}
}
#endif
