1 /*
2  * Copyright (c) 2021-2024 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 CLIENT_TRANS_SESSION_MANAGER_H
17 #define CLIENT_TRANS_SESSION_MANAGER_H
18 
19 #include "session.h"
20 #include "socket.h"
21 #include "softbus_def.h"
22 #include "softbus_trans_def.h"
23 #include "client_trans_session_adapter.h"
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 #define IS_SERVER 0
30 #define IS_CLIENT 1
31 #define ISHARE_AUTH_SESSION "IShareAuthSession"
32 #define ISHARE_AUTH_SESSION_MAX_IDLE_TIME 5000 // 5s
33 
34 typedef struct {
35     char peerSessionName[SESSION_NAME_SIZE_MAX];
36     char peerDeviceId[DEVICE_ID_SIZE_MAX];
37     char groupId[GROUP_ID_SIZE_MAX];
38     int flag; // TYPE_MESSAGE & TYPE_BYTES & TYPE_FILE
39     int streamType;
40 } SessionTag;
41 
42 typedef enum {
43     SESSION_ROLE_INIT,
44     SESSION_ROLE_CLIENT,
45     SESSION_ROLE_SERVER,
46     SESSION_ROLE_BUTT,
47 } SessionRole;
48 
49 typedef enum {
50     SESSION_STATE_INIT,
51     SESSION_STATE_OPENING,
52     SESSION_STATE_OPENED,
53     SESSION_STATE_CALLBACK_FINISHED,
54     SESSION_STATE_CANCELLING,
55     SESSION_STATE_BUTT,
56 } SessionState;
57 
58 typedef struct {
59     SessionState sessionState;
60     SoftBusCond callbackCond;
61     bool condIsWaiting;
62     int32_t bindErrCode;
63     uint32_t maxWaitTime; // 0 means no check time out, for Bind end
64     uint32_t waitTime;
65 } SocketLifecycleData;
66 
67 typedef enum {
68     ENABLE_STATUS_INIT,
69     ENABLE_STATUS_SUCCESS,
70     ENABLE_STATUS_FAILED,
71     ENABLE_STATUS_BUTT,
72 } SessionEnableStatus;
73 
74 typedef struct {
75     ListNode node;
76     int32_t sessionId;
77     int32_t channelId;
78     ChannelType channelType;
79     SessionTag info;
80     bool isServer;
81     bool isEncyptedRawStream;
82     bool isAsync;
83     bool isClosing;
84     SessionRole role;
85     uint32_t maxIdleTime;
86     uint32_t timeout;
87     SessionEnableStatus enableStatus;
88     int32_t peerUid;
89     int32_t peerPid;
90     bool isEncrypt;
91     int32_t routeType;
92     int32_t businessType;
93     int32_t fileEncrypt;
94     int32_t algorithm;
95     int32_t crc;
96     LinkType linkType[LINK_TYPE_MAX];
97     uint32_t dataConfig;
98     SocketLifecycleData lifecycle;
99     uint32_t actionId;
100     int32_t osType;
101 } SessionInfo;
102 
103 typedef struct {
104     bool isSocketListener;
105     ISessionListener session;
106     ISocketListener socketClient;
107     ISocketListener socketServer;
108 } SessionListenerAdapter;
109 
110 typedef struct {
111     ListNode node;
112     SoftBusSecType type;
113     char sessionName[SESSION_NAME_SIZE_MAX];
114     char pkgName[PKG_NAME_SIZE_MAX];
115     SessionListenerAdapter listener;
116     ListNode sessionList;
117     bool permissionState;
118     bool isSrvEncryptedRawStream;
119     int32_t sessionAddingCnt;
120 } ClientSessionServer;
121 
122 typedef enum {
123     KEY_SESSION_NAME = 1,
124     KEY_PEER_SESSION_NAME,
125     KEY_PEER_DEVICE_ID,
126     KEY_IS_SERVER,
127     KEY_PEER_PID,
128     KEY_PEER_UID,
129     KEY_PKG_NAME,
130     KEY_ACTION_ID,
131 } SessionKey;
132 
133 typedef enum {
134     TIMER_ACTION_START,
135     TIMER_ACTION_STOP,
136     TIMER_ACTION_BUTT
137 } TimerAction;
138 
139 typedef struct {
140     ListNode node;
141     char pkgName[PKG_NAME_SIZE_MAX];
142     char sessionName[SESSION_NAME_SIZE_MAX];
143 } SessionServerInfo;
144 
145 typedef struct {
146     ListNode node;
147     int32_t sessionId;
148     int32_t channelId;
149     ChannelType channelType;
150     bool isAsync;
151     void (*OnSessionClosed)(int sessionId);
152     void (*OnShutdown)(int32_t socket, ShutdownReason reason);
153     char sessionName[SESSION_NAME_SIZE_MAX];
154     char pkgName[PKG_NAME_SIZE_MAX];
155     SocketLifecycleData lifecycle;
156 } DestroySessionInfo;
157 
158 int32_t ClientAddNewSession(const char *sessionName, SessionInfo *session);
159 
160 /**
161  * @brief Add session.
162  * @return  if session already added, return SOFTBUS_TRANS_SESSION_REPEATED, else return SOFTBUS_OK or SOFTBUS_ERR.
163  */
164 int32_t ClientAddSession(const SessionParam *param, int32_t *sessionId, SessionEnableStatus *isEnabled);
165 
166 int32_t ClientAddAuthSession(const char *sessionName, int32_t *sessionId);
167 
168 int32_t ClientDeleteSessionServer(SoftBusSecType type, const char *sessionName);
169 
170 int32_t ClientDeleteSession(int32_t sessionId);
171 
172 int32_t ClientGetSessionDataById(int32_t sessionId, char *data, uint16_t len, SessionKey key);
173 
174 int32_t ClientGetSessionIntegerDataById(int32_t sessionId, int *data, SessionKey key);
175 
176 int32_t ClientGetChannelBySessionId(
177     int32_t sessionId, int32_t *channelId, int32_t *type, SessionEnableStatus *enableStatus);
178 
179 int32_t ClientSetChannelBySessionId(int32_t sessionId, TransInfo *transInfo);
180 
181 int32_t ClientGetChannelBusinessTypeBySessionId(int32_t sessionId, int32_t *businessType);
182 
183 int32_t GetEncryptByChannelId(int32_t channelId, int32_t channelType, int32_t *data);
184 
185 int32_t ClientGetSessionStateByChannelId(int32_t channelId, int32_t channelType, SessionState *sessionState);
186 
187 int32_t ClientGetSessionIdByChannelId(int32_t channelId, int32_t channelType, int32_t *sessionId, bool isClosing);
188 
189 int32_t ClientGetSessionIsAsyncBySessionId(int32_t sessionId, bool *isAsync);
190 
191 int32_t ClientGetRouteTypeByChannelId(int32_t channelId, int32_t channelType, int32_t *routeType);
192 
193 int32_t ClientGetDataConfigByChannelId(int32_t channelId, int32_t channelType, uint32_t *dataConfig);
194 
195 int32_t ClientEnableSessionByChannelId(const ChannelInfo *channel, int32_t *sessionId);
196 
197 int32_t ClientGetSessionCallbackById(int32_t sessionId, ISessionListener *callback);
198 
199 int32_t ClientGetSessionCallbackByName(const char *sessionName, ISessionListener *callback);
200 
201 int32_t ClientAddSessionServer(SoftBusSecType type, const char *pkgName, const char *sessionName,
202     const ISessionListener *listener);
203 
204 int32_t ClientGetSessionSide(int32_t sessionId);
205 
206 int32_t ClientGetFileConfigInfoById(int32_t sessionId, int32_t *fileEncrypt, int32_t *algorithm, int32_t *crc);
207 
208 int TransClientInit(void);
209 void TransClientDeinit(void);
210 
211 void ClientTransRegLnnOffline(void);
212 
213 void ClientTransOnLinkDown(const char *networkId, int32_t routeType);
214 
215 void ClientCleanAllSessionWhenServerDeath(ListNode *sessionServerInfoList);
216 
217 int32_t CheckPermissionState(int32_t sessionId);
218 
219 void PermissionStateChange(const char *pkgName, int32_t state);
220 
221 int32_t ClientAddSocketServer(SoftBusSecType type, const char *pkgName, const char *sessionName);
222 
223 int32_t ClientAddSocketSession(
224     const SessionParam *param, bool isEncyptedRawStream, int32_t *sessionId, SessionEnableStatus *isEnabled);
225 
226 int32_t ClientSetListenerBySessionId(int32_t sessionId, const ISocketListener *listener, bool isServer);
227 
228 int32_t ClientIpcOpenSession(
229     int32_t sessionId, const QosTV *qos, uint32_t qosCount, TransInfo *transInfo, bool isAsync);
230 
231 int32_t ClientSetActionIdBySessionId(int32_t sessionId, uint32_t actionId);
232 
233 int32_t ClientSetSocketState(int32_t socket, uint32_t maxIdleTimeout, SessionRole role);
234 
235 int32_t ClientGetSessionCallbackAdapterByName(const char *sessionName, SessionListenerAdapter *callbackAdapter);
236 
237 int32_t ClientGetSessionCallbackAdapterById(int32_t sessionId, SessionListenerAdapter *callbackAdapter, bool *isServer);
238 
239 int32_t ClientGetPeerSocketInfoById(int32_t sessionId, PeerSocketInfo *peerSocketInfo);
240 
241 bool IsSessionExceedLimit(void);
242 
243 int32_t ClientResetIdleTimeoutById(int32_t sessionId);
244 
245 int32_t ClientGetSessionNameByChannelId(int32_t channelId, int32_t channelType, char *sessionName, int32_t len);
246 
247 int32_t ClientRawStreamEncryptDefOptGet(const char *sessionName, bool *isEncrypt);
248 
249 int32_t ClientRawStreamEncryptOptGet(int32_t channelId, int32_t channelType, bool *isEncrypt);
250 
251 int32_t SetSessionIsAsyncById(int32_t sessionId, bool isAsync);
252 
253 int32_t ClientTransSetChannelInfo(const char *sessionName, int32_t sessionId, int32_t channelId, int32_t channelType);
254 
255 void DelSessionStateClosing(void);
256 
257 int32_t ClientHandleBindWaitTimer(int32_t socket, uint32_t maxWaitTime, TimerAction action);
258 
IsValidQosInfo(const QosTV qos[], uint32_t qosCount)259 inline bool IsValidQosInfo(const QosTV qos[], uint32_t qosCount)
260 {
261     return (qos == NULL) ? (qosCount == 0) : (qosCount <= QOS_TYPE_BUTT);
262 }
263 
264 void AddSessionStateClosing(void);
265 
266 int32_t SetSessionInitInfoById(int32_t sessionId);
267 
268 int32_t ClientSetEnableStatusBySocket(int32_t socket, SessionEnableStatus enableStatus);
269 
270 int32_t TryDeleteEmptySessionServer(const char *pkgName, const char *sessionName);
271 
272 int32_t DeleteSocketSession(int32_t sessionId, char *pkgName, char *sessionName);
273 
274 int32_t SetSessionStateBySessionId(int32_t sessionId, SessionState sessionState, int32_t optional);
275 
276 int32_t GetSocketLifecycleAndSessionNameBySessionId(
277     int32_t sessionId, char *sessionName, SocketLifecycleData *lifecycle);
278 
279 int32_t ClientWaitSyncBind(int32_t socket);
280 
281 int32_t ClientSignalSyncBind(int32_t socket, int32_t errCode);
282 
283 int32_t ClientDfsIpcOpenSession(int32_t sessionId, TransInfo *transInfo);
284 
285 void SocketServerStateUpdate(const char *sessionName);
286 
287 int32_t ClientCancelAuthSessionTimer(int32_t sessionId);
288 
289 int32_t ClientSetStatusClosingBySocket(int32_t socket, bool isClosing);
290 
291 int32_t ClientGetChannelOsTypeBySessionId(int32_t sessionId, int32_t *osType);
292 #ifdef __cplusplus
293 }
294 #endif
295 #endif // CLIENT_TRANS_SESSION_MANAGER_H
296