1 /*
2  * Copyright (C) 2021 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 SOFT_BUS_CHANNEL_H
17 #define SOFT_BUS_CHANNEL_H
18 
19 #include <stdint.h>
20 #include <stdbool.h>
21 
22 #ifdef __cplusplus
23 extern "C" {
24 #endif
25 
26 typedef struct {
27     int32_t (*openChannel)(const char *connectParams, int64_t requestId, int64_t *returnChannelId);
28     void (*closeChannel)(int64_t channelId);
29     int32_t (*sendMsg)(int64_t channelId, const uint8_t *data, uint32_t dataLen);
30     void (*notifyResult)(int64_t channelId);
31 } SoftBus;
32 
33 typedef int (*OnChannelOpened)(int64_t requestId, int result);
34 typedef void (*OnChannelClosed)(void);
35 typedef void (*OnBytesReceived)(int64_t requestId, uint8_t *data, uint32_t dataLen);
36 
37 typedef struct {
38     OnChannelOpened onChannelOpened;
39     OnChannelClosed onChannelClosed;
40     OnBytesReceived onBytesReceived;
41 } ChannelProxy;
42 
43 int32_t InitSoftBusChannelModule(ChannelProxy *proxy);
44 void DestroySoftBusChannelModule(void);
45 SoftBus *GetSoftBusInstance(void);
46 bool IsSoftBusChannelSupported(void);
47 
48 #ifdef __cplusplus
49 }
50 #endif
51 #endif
52