1 /*
2 * Copyright (c) 2023 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 #include "system_process_status_change_stub.h"
17
18 #include "errors.h"
19 #include "ipc_object_stub.h"
20 #include "ipc_types.h"
21 #include "message_option.h"
22 #include "message_parcel.h"
23 #include "refbase.h"
24 #include "sam_log.h"
25
26 namespace OHOS {
SystemProcessStatusChangeStub()27 SystemProcessStatusChangeStub::SystemProcessStatusChangeStub()
28 {
29 memberFuncMap_[ON_SYSTEM_PROCESS_STARTED] =
30 SystemProcessStatusChangeStub::LocalSystemProcessStarted;
31 memberFuncMap_[ON_SYSTEM_PROCESS_STOPPED] =
32 SystemProcessStatusChangeStub::LocalSystemProcessStopped;
33 }
34
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)35 int32_t SystemProcessStatusChangeStub::OnRemoteRequest(uint32_t code,
36 MessageParcel& data, MessageParcel& reply, MessageOption& option)
37 {
38 HILOGD("ProcStaChange,code:%{public}u,flags:%{public}d", code, option.GetFlags());
39 if (!EnforceInterceToken(data)) {
40 HILOGW("check interface token failed!");
41 return ERR_PERMISSION_DENIED;
42 }
43 auto iter = memberFuncMap_.find(code);
44 if (iter != memberFuncMap_.end()) {
45 return iter->second(this, data, reply);
46 }
47 HILOGW("unknown request code!");
48 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
49 }
50
OnSystemProcessStartedInner(MessageParcel & data,MessageParcel & reply)51 int32_t SystemProcessStatusChangeStub::OnSystemProcessStartedInner(MessageParcel& data, MessageParcel& reply)
52 {
53 SystemProcessInfo systemProcessInfo;
54 systemProcessInfo.processName = data.ReadString();
55 if (systemProcessInfo.processName.empty()) {
56 HILOGW("read processName failed!");
57 return ERR_NULL_OBJECT;
58 }
59 systemProcessInfo.pid = data.ReadInt32();
60 HILOGI("onProcStart,pid:%{public}d", systemProcessInfo.pid);
61 OnSystemProcessStarted(systemProcessInfo);
62 return ERR_NONE;
63 }
64
OnSystemProcessStoppedInner(MessageParcel & data,MessageParcel & reply)65 int32_t SystemProcessStatusChangeStub::OnSystemProcessStoppedInner(MessageParcel& data, MessageParcel& reply)
66 {
67 SystemProcessInfo systemProcessInfo;
68 systemProcessInfo.processName = data.ReadString();
69 if (systemProcessInfo.processName.empty()) {
70 HILOGW("read processName failed!");
71 return ERR_NULL_OBJECT;
72 }
73 systemProcessInfo.pid = data.ReadInt32();
74 HILOGI("onProcStop,pid:%{public}d", systemProcessInfo.pid);
75 OnSystemProcessStopped(systemProcessInfo);
76 return ERR_NONE;
77 }
78
EnforceInterceToken(MessageParcel & data)79 bool SystemProcessStatusChangeStub::EnforceInterceToken(MessageParcel& data)
80 {
81 std::u16string interfaceToken = data.ReadInterfaceToken();
82 return interfaceToken == GetDescriptor();
83 }
84 }
85