1 /*
2  * Copyright (c) 2023 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_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H
17 #define OHOS_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H
18 
19 #include "idisplay_buffer_vdi.h"
20 #include "v1_2/display_buffer_type.h"
21 #include "v1_2/imapper.h"
22 #include <mutex>
23 
24 namespace OHOS {
25 namespace HDI {
26 namespace Display {
27 namespace Buffer {
28 namespace V1_0 {
29 using OHOS::HDI::Display::Buffer::V1_2::IDisplayBufferVdi;
30 using OHOS::HDI::Display::Buffer::V1_2::CreateDisplayBufferVdiFunc;
31 using OHOS::HDI::Display::Buffer::V1_2::DestroyDisplayBufferVdiFunc;
32 class MapperService : public Buffer::V1_2::IMapper {
33 public:
34     MapperService();
35     virtual ~MapperService();
36 
37     int32_t FreeMem(const sptr<NativeBuffer>& handle) override;
38     int32_t Mmap(const sptr<NativeBuffer>& handle) override;
39     int32_t Unmap(const sptr<NativeBuffer>& handle) override;
40     int32_t FlushCache(const sptr<NativeBuffer>& handle) override;
41     int32_t InvalidateCache(const sptr<NativeBuffer>& handle) override;
42     int32_t GetImageLayout(const sptr<NativeBuffer>& handle, V1_2::ImageLayout& layout) override;
43 
44 private:
45     int32_t LoadVdi();
46     std::mutex mutex_;
47     void* libHandle_;
48     IDisplayBufferVdi* vdiImpl_;
49     CreateDisplayBufferVdiFunc createVdi_;
50     DestroyDisplayBufferVdiFunc destroyVdi_;
51 };
52 } // namespace V1_0
53 } // namespace Buffer
54 } // namespace Display
55 } // namespace HDI
56 } // namespace OHOS
57 
58 #endif // OHOS_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H
59