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 LNN_TOPO_MANAGER_H
17 #define LNN_TOPO_MANAGER_H
18 
19 #include <stdint.h>
20 
21 #include "softbus_common.h"
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26 
27 typedef struct {
28     char udid[UDID_BUF_LEN];
29     char peerUdid[UDID_BUF_LEN];
30     uint8_t relation[CONNECTION_ADDR_MAX];
31 } LnnRelation;
32 
33 typedef struct {
34     ConnectionAddrType type;
35     uint8_t relation;
36     bool isJoin;
37     char udid[UDID_BUF_LEN];
38 } LnnRelationChangedMsg;
39 
40 int32_t LnnInitTopoManager(void);
41 void LnnDeinitTopoManager(void);
42 
43 int32_t LnnGetAllRelation(LnnRelation **relation, uint32_t *relationNum);
44 int32_t LnnGetRelation(const char *udid, const char *peerUdid, uint8_t *relation, uint32_t len);
45 
46 #ifdef __cplusplus
47 }
48 #endif
49 #endif // LNN_TOPO_MANAGER_H
50