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 STREAM_SOCKET_H
17 #define STREAM_SOCKET_H
18 
19 #include <functional>
20 
21 #include <sys/socket.h>
22 #include <unistd.h>
23 
24 #include "nocopyable.h"
25 
26 #include "circle_stream_buffer.h"
27 #include "net_packet.h"
28 #ifdef OHOS_BUILD_ENABLE_RUST
29 #include "rust_binding.h"
30 #endif // OHOS_BUILD_ENABLE_RUST
31 
32 namespace OHOS {
33 namespace Sensors {
34 class StreamSocket {
35 public:
36     using PacketCallBackFun = std::function<void(NetPacket &)>;
37     StreamSocket();
38     virtual ~StreamSocket();
39     void Close();
40     int32_t GetFd() const;
41 #ifndef OHOS_BUILD_ENABLE_RUST
42     void OnReadPackets(CircleStreamBuffer &buf, PacketCallBackFun callbackFun);
43 #endif // OHOS_BUILD_ENABLE_RUST
44     DISALLOW_COPY_AND_MOVE(StreamSocket);
45 protected:
46 #ifdef OHOS_BUILD_ENABLE_RUST
47     struct RustDelete {
operatorRustDelete48         void operator() (RustStreamSocket* raw)
49         {
50             StreamSocketDelete(raw);
51         }
52     };
53     std::unique_ptr<RustStreamSocket, RustDelete> streamSocketPtr_ { StreamSocketCreate() };
54 #else
55     int32_t fd_ { -1 };
56     int32_t epollFd_ { -1 };
57 #endif // OHOS_BUILD_ENABLE_RUST
58 };
59 } // namespace Sensors
60 } // namespace OHOS
61 #endif // STREAM_SOCKET_H
62