1 /*
2  * Copyright (c) 2024 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 #ifndef WIFI_DIRECT_PROTOCOL_H
16 #define WIFI_DIRECT_PROTOCOL_H
17 
18 #include <string>
19 #include <vector>
20 #include "data/serializable.h"
21 
22 namespace OHOS::SoftBus {
23 struct ProtocolFormat {
24     uint32_t tagSize;
25     uint32_t lengthSize;
26 };
27 
28 enum class ProtocolType {
29     JSON,
30     TLV,
31 };
32 
33 class WifiDirectProtocol {
34 public:
35     virtual ProtocolType GetType() = 0;
36     virtual void SetFormat(const ProtocolFormat &format) = 0;
37     virtual ProtocolFormat GetFormat() const = 0;
38 
39     virtual void Write(int key, Serializable::ValueType type, const uint8_t *value, size_t size) = 0;
40     virtual bool Read(int &key, uint8_t *&value, size_t &size) = 0;
41 
42     virtual void SetInput(const std::vector<uint8_t> &input) = 0;
43     virtual void GetOutput(std::vector<uint8_t> &output) = 0;
44 
45     virtual ~WifiDirectProtocol() = default;
46 };
47 }
48 #endif
49