1 /*
2 * Copyright (c) 2021-2023 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 #include "faultlog_query_result_stub.h"
16
17 #include "ipc_types.h"
18 #include "message_parcel.h"
19
20 #include "faultlog_info_ohos.h"
21 #include "hiviewfaultlogger_ipc_interface_code.h"
22 #include "logger.h"
23
24 namespace OHOS {
25 namespace HiviewDFX {
26 DEFINE_LOG_TAG("FaultLogQueryResultStub");
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)27 int FaultLogQueryResultStub::OnRemoteRequest(uint32_t code, MessageParcel &data,
28 MessageParcel &reply, MessageOption &option)
29 {
30 std::u16string descripter = FaultLogQueryResultStub::GetDescriptor();
31 std::u16string remoteDescripter = data.ReadInterfaceToken();
32 if (descripter != remoteDescripter) {
33 HIVIEW_LOGE("read descriptor failed.");
34 return -1;
35 }
36
37 switch (code) {
38 case static_cast<uint32_t>(FaultLogQueryResultInterfaceCode::HASNEXT): {
39 if (!reply.WriteBool(HasNext())) {
40 HIVIEW_LOGE("failed to query HasNext.");
41 return -1;
42 }
43 return 0;
44 }
45 case static_cast<uint32_t>(FaultLogQueryResultInterfaceCode::GETNEXT): {
46 auto result = GetNext();
47 if (result == nullptr) {
48 HIVIEW_LOGE("failed to GetNext.");
49 return -1;
50 }
51
52 if (!result->Marshalling(reply)) {
53 HIVIEW_LOGE("failed to write query result.");
54 return ERR_FLATTEN_OBJECT;
55 }
56
57 if (!reply.WriteFileDescriptor(result->fd)) {
58 HIVIEW_LOGE("failed to write file descriptor.");
59 return ERR_FLATTEN_OBJECT;
60 }
61 return 0;
62 }
63
64 default:
65 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
66 }
67 }
68 } // namespace HiviewDFX
69 } // namespace OHOS
70