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_PROCESS_SKELETON_H
17 #define OHOS_IPC_RPC_PROCESS_SKELETON_H
18 
19 #include <stdbool.h>
20 
21 #include "ipc_skeleton.h"
22 #include "ipc_thread_pool.h"
23 #include "rpc_types.h"
24 #include "utils_list.h"
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif /* __cplusplus */
29 
30 typedef struct {
31     bool usedFlag;
32     OnRemoteDead func;
33     void *args;
34 } DeathHandler;
35 
36 typedef struct {
37     UTILS_DL_LIST list;
38     pthread_mutex_t lock;
39     DeathHandler handler[MAX_DEATH_CALLBACK_NUM];
40     int32_t handle;
41     int32_t deathNum;
42     bool isRemoteDead;
43     bool isNewHandler;
44 } DeathCallback;
45 
46 typedef struct {
47     UTILS_DL_LIST objects;
48     pthread_mutex_t lock;
49     ThreadPool *threadPool;
50 } IpcSkeleton;
51 
52 IpcSkeleton *GetCurrentSkeleton(void);
53 int32_t SetMaxWorkThread(int32_t maxThreadNum);
54 void JoinMainWorkThread(void);
55 pid_t ProcessGetCallingPid(void);
56 pid_t ProcessGetCallingUid(void);
57 int32_t SpawnThread(int32_t policy, int32_t proto);
58 int32_t SetRegistryObject(SvcIdentity target);
59 const SvcIdentity *GetRegistryObject(void);
60 int32_t ProcessSendRequest(SvcIdentity target, uint32_t code, IpcIo *data, IpcIo *reply,
61     MessageOption option, uintptr_t *buffer);
62 int32_t ProcessFreeBuffer(void *ptr);
63 void OnFirstStrongRef(int32_t handle);
64 int32_t ProcessAddDeathRecipient(int32_t handle, OnRemoteDead deathFunc, void *args, uint32_t *cbId);
65 int32_t ProcessRemoveDeathRecipient(int32_t handle, uint32_t cbId);
66 int32_t OnRemoteRequestInner(uint32_t code, IpcIo *data, IpcIo *reply,
67     MessageOption option, IpcObjectStub *objectStub);
68 bool OnThreadTerminated(pthread_t threadId);
69 void SendObituary(DeathCallback *deathCallback);
70 void DeleteDeathCallback(DeathCallback *deathCallback);
71 void WaitForProxyInit(SvcIdentity *svc);
72 int32_t DeleteHandle(int32_t handle);
73 #ifdef __cplusplus
74 }
75 #endif /* __cplusplus */
76 #endif /* OHOS_IPC_RPC_PROCESS_SKELETON_H */