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 FRAMEWORKS_SURFACE_INCLUDE_SURFACE_TUNNEL_HANDLE_H
17 #define FRAMEWORKS_SURFACE_INCLUDE_SURFACE_TUNNEL_HANDLE_H
18 #include <mutex>
19 #include <refbase.h>
20 #include "surface_type.h"
21 
22 namespace OHOS {
23 GraphicExtDataHandle *AllocExtDataHandle(uint32_t reserveInts);
24 void FreeExtDataHandle(GraphicExtDataHandle *handle);
25 class SurfaceTunnelHandle : public RefBase {
26 public:
27     SurfaceTunnelHandle();
28     virtual ~SurfaceTunnelHandle();
29     GSError SetHandle(const GraphicExtDataHandle *handle);
30     GraphicExtDataHandle *GetHandle();
31     bool Different(const sptr<SurfaceTunnelHandle> &handle);
32 
33 protected:
34     SurfaceTunnelHandle(const SurfaceTunnelHandle&) = delete;
35     SurfaceTunnelHandle& operator=(const SurfaceTunnelHandle&) = delete;
36 
37 private:
38     GraphicExtDataHandle *tunnelHandle_ = nullptr;
39     mutable std::mutex mutex_;
40 };
41 } // namespace OHOS
42 
43 #endif // FRAMEWORKS_SURFACE_INCLUDE_SURFACE_TUNNEL_HANDLE_H
44