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 
16 #ifndef LNN_LANE_LINK_CONFLICT_H
17 #define LNN_LANE_LINK_CONFLICT_H
18 
19 #include "lnn_lane_interface.h"
20 #include "softbus_common.h"
21 #include "softbus_def.h"
22 
23 #define CONFLICT_DEV_IP_LEN 32
24 #define CONFLICT_UDIDHASH_STR_LEN 16
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29 
30 typedef enum {
31     CONFLICT_THREE_VAP = 0,
32     CONFLICT_ROLE,
33     CONFLICT_LINK_NUM_LIMITED,
34     CONFLICT_SOFTAP,
35     CONFLICT_BUTT,
36 } LinkConflictType;
37 
38 typedef enum {
39     IDENTIFY_TYPE_DEV_ID = 0,
40     IDENTIFY_TYPE_UDID_HASH,
41     IDENTIFY_TYPE_BUTT,
42 } DevIdentifyType;
43 
44 typedef struct {
45     DevIdentifyType type;
46     union {
47         char peerDevId[NETWORK_ID_BUF_LEN];
48         char udidHash[CONFLICT_UDIDHASH_STR_LEN + 1];
49     } devInfo;
50 } DevIdentifyInfo;
51 
52 typedef struct {
53     ListNode node;
54     DevIdentifyInfo identifyInfo;
55     LaneLinkType releaseLink;
56     LinkConflictType conflictType;
57     uint8_t devIdCnt;
58     char (*devIdList)[NETWORK_ID_BUF_LEN];
59     uint8_t devIpCnt;
60     char (*devIpList)[CONFLICT_DEV_IP_LEN];
61 } LinkConflictInfo;
62 
63 int32_t InitLaneLinkConflict(void);
64 void DeinitLaneLinkConflict(void);
65 LinkConflictType GetConflictTypeWithErrcode(int32_t conflictErrcode);
66 int32_t AddLinkConflictInfo(const LinkConflictInfo *inputInfo);
67 int32_t DelLinkConflictInfo(const DevIdentifyInfo *inputInfo, LinkConflictType conflictType);
68 int32_t FindLinkConflictInfoByDevId(const DevIdentifyInfo *inputInfo, LinkConflictType conflictType,
69     LinkConflictInfo *outputInfo);
70 void RemoveConflictInfoTimelinessMsg(const DevIdentifyInfo *inputInfo, LinkConflictType conflictType);
71 int32_t CheckLinkConflictByReleaseLink(LaneLinkType releaseLink);
72 
73 #ifdef __cplusplus
74 }
75 #endif
76 #endif // LNN_LANE_LINK_CONFLICT_H
77