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 OHOS_IPC_RPC_THRREAD_H
17 #define OHOS_IPC_RPC_THRREAD_H
18 
19 #include <pthread.h>
20 #include <stdbool.h>
21 
22 #include "ipc_skeleton.h"
23 #include "iremote_invoker.h"
24 #include "dbinder_types.h"
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif /* __cplusplus */
29 
30 enum {
31     SPAWN_PASSIVE,
32     SPAWN_ACTIVE,
33     PROCESS_PASSIVE,
34     PROCESS_ACTIVE,
35 };
36 
37 typedef struct {
38     pthread_t threadId;
39     int32_t proto;
40     int32_t policy;
41     IpcObjectStub *objectStub;
42     pid_t callerPid;
43     pid_t callerUid;
44     char callerDeviceID[DEVICEID_LENGTH + 1];
45     bool stopWorkThread;
46     uint64_t seqNumber;
47     uint32_t sessionId;
48 } ThreadContext;
49 
50 typedef struct {
51     int32_t maxThreadNum;
52     int32_t idleThreadNum;
53     int32_t idleSocketThreadNum;
54     pthread_mutex_t lock;
55 } ThreadPool;
56 
57 ThreadPool *InitThreadPool(int32_t maxThreadNum);
58 
59 void DeinitThreadPool(ThreadPool *threadPool);
60 
61 int32_t SpawnNewThread(ThreadPool *threadPool, int32_t policy, int32_t proto);
62 
63 ThreadContext *GetCurrentThreadContext(void);
64 
65 RemoteInvoker *GetRemoteInvoker(void);
66 
67 void UpdateMaxThreadNum(ThreadPool *threadPool, int32_t maxThreadNum);
68 
69 #ifdef __cplusplus
70 }
71 #endif /* __cplusplus */
72 #endif /* OHOS_IPC_RPC_THRREAD_H */