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 #include "event_receive_stub.h"
17 #include "event_log_wrapper.h"
18
19 namespace OHOS {
20 namespace EventFwk {
21 std::mutex EventReceiveStub::mutex_;
22
EventReceiveStub()23 EventReceiveStub::EventReceiveStub()
24 {
25 EVENT_LOGD("event receive stub instance is created");
26 }
27
~EventReceiveStub()28 EventReceiveStub::~EventReceiveStub()
29 {
30 EVENT_LOGD("event receive stub instance is destroyed");
31 }
32
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)33 int EventReceiveStub::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
34 {
35 std::lock_guard<std::mutex> lock(mutex_);
36 if (data.ReadInterfaceToken() != GetDescriptor()) {
37 EVENT_LOGE("local descriptor is not equal to remote");
38 return ERR_TRANSACTION_FAILED;
39 }
40 switch (code) {
41 case static_cast<uint32_t>(CommonEventInterfaceCode::CES_NOTIFY_COMMON_EVENT): {
42 std::unique_ptr<CommonEventData> eventData(data.ReadParcelable<CommonEventData>());
43 bool ordered = data.ReadBool();
44 bool sticky = data.ReadBool();
45 if (eventData == nullptr) {
46 EVENT_LOGE("callback stub receive common event data is nullptr");
47 return ERR_INVALID_VALUE;
48 }
49 NotifyEvent(*eventData, ordered, sticky);
50 break;
51 }
52
53 default:
54 EVENT_LOGW("event receive stub receives unknown code, code = %{public}u", code);
55 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
56 }
57
58 return NO_ERROR;
59 }
60 } // namespace EventFwk
61 } // namespace OHOS