1 /*
2  * Copyright (c) 2022 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 OHOS_FORM_FWK_FORM_ASHMEM_H
17 #define OHOS_FORM_FWK_FORM_ASHMEM_H
18 
19 #include "ashmem.h"
20 
21 namespace OHOS {
22 namespace AppExecFwk {
23 /**
24  * @class FormAshmem
25  * Defines form ashmem.
26  */
27 class FormAshmem : public Parcelable {
28 public:
29     FormAshmem() = default;
30     ~FormAshmem();
31 
32     bool WriteToAshmem(std::string name, char *data, int32_t size);
33     int32_t GetAshmemSize();
34     int32_t GetAshmemFd();
35 
36     virtual bool Marshalling(Parcel &parcel) const override;
37     static FormAshmem* Unmarshalling(Parcel &parcel);
38 
39     sptr<Ashmem> GetAshmem() const;
40 private:
41     bool ReadFromParcel(Parcel &parcel);
42 
43     sptr<Ashmem> ashmem_;
44 };
45 }  // namespace AppExecFwk
46 }  // namespace OHOS
47 
48 #endif  // OHOS_FORM_FWK_FORM_ASHMEM_H
49