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 LNN_NETWORK_MANAGER_H
17 #define LNN_NETWORK_MANAGER_H
18 
19 #include <stdbool.h>
20 #include <stdint.h>
21 
22 #include "bus_center_info_key.h"
23 #include "common_list.h"
24 #include "softbus_bus_center.h"
25 #include "softbus_conn_interface.h"
26 #include "softbus_protocol_def.h"
27 
28 #ifdef __cplusplus
29 #if __cplusplus
30 extern "C" {
31 #endif
32 #endif
33 
34 #define LNN_LOOPBACK_IFNAME "lo"
35 
36 // netif type
37 #define LNN_NETIF_TYPE_ETH  (0x1)
38 #define LNN_NETIF_TYPE_WLAN (0x1 << 1)
39 #define LNN_NETIF_TYPE_BR   (0x1 << 2)
40 #define LNN_NETIF_TYPE_BLE  (0x1 << 3)
41 typedef uint16_t LnnNetIfType;
42 
43 #define LNN_NETWORK_MAX_PROTOCOL_COUNT 3
44 
45 typedef struct {
46     ListNode node;
47     LnnNetIfType type;
48     char ifName[NET_IF_NAME_LEN];
49 } LnnNetIfMgr;
50 
51 typedef LnnNetIfMgr *(*LnnNetIfManagerBuilder)(const char *ifName);
52 
53 typedef enum {
54     CHOICE_VISIT_NEXT,
55     CHOICE_FINISH_VISITING
56 } VisitNextChoice;
57 
58 typedef VisitNextChoice (*VisitNetifCallback)(const LnnNetIfMgr *, void *);
59 
60 typedef enum {
61     LNN_LISTENER_MODE_PROXY,
62     LNN_LISTENER_MODE_DIRECT,
63     LNN_LISTENER_MODE_AUTH
64 } ListenerMode;
65 
66 typedef struct LnnProtocolManager {
67     int32_t (*init)(struct LnnProtocolManager *self);
68     void (*deinit)(struct LnnProtocolManager *self);
69     int32_t (*enable)(struct LnnProtocolManager *self, LnnNetIfMgr *netifMgr);
70     int32_t (*disable)(struct LnnProtocolManager *self, LnnNetIfMgr *netifMgr);
71     ListenerModule (*getListenerModule)(ListenerMode mode);
72     ProtocolType id;
73     LnnNetIfType supportedNetif;
74     uint16_t pri;
75 } LnnProtocolManager;
76 
77 typedef VisitNextChoice (*VisitProtocolCallback)(const LnnProtocolManager *, void *);
78 
79 int32_t LnnRegistProtocol(LnnProtocolManager *impl);
80 
81 int32_t LnnInitNetworkManager(void);
82 int32_t LnnInitNetworkManagerDelay(void);
83 void LnnDeinitNetworkManager(void);
84 
85 int32_t LnnGetNetIfTypeByName(const char *ifName, LnnNetIfType *type);
86 int32_t LnnGetAddrTypeByIfName(const char *ifName, ConnectionAddrType *type);
87 
88 ListenerModule LnnGetProtocolListenerModule(ProtocolType protocol, ListenerMode mode);
89 
90 void RestartCoapDiscovery(void);
91 bool LnnIsAutoNetWorkingEnabled(void);
92 
93 bool LnnVisitNetif(VisitNetifCallback callback, void *data);
94 bool LnnVisitProtocol(VisitProtocolCallback callback, void *data);
95 int32_t RegistIPProtocolManager(void);
96 void LnnSetUnlockState(void);
97 
98 #ifdef __cplusplus
99 #if __cplusplus
100 }
101 #endif /* __cplusplus */
102 #endif /* __cplusplus */
103 
104 #endif /* LNN_NETWORK_MANAGER_H */
105