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 "faultlogger_service_stub.h"
16
17 #include "ipc_types.h"
18 #include "message_parcel.h"
19
20 #include "faultlog_info.h"
21 #include "faultlog_info_ohos.h"
22 #include "hiviewfaultlogger_ipc_interface_code.h"
23
24 #include "hiview_logger.h"
25
26 namespace OHOS {
27 namespace HiviewDFX {
28 DEFINE_LOG_LABEL(0xD002D11, "FaultLoggerServiceStub");
HandleOtherRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)29 int FaultLoggerServiceStub::HandleOtherRemoteRequest(uint32_t code, MessageParcel &data,
30 MessageParcel &reply, MessageOption &option)
31 {
32 int ret = ERR_FLATTEN_OBJECT;
33 switch (code) {
34 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::ENABLE_GWP_ASAN_GRAYSALE): {
35 bool alwaysEnabled = data.ReadBool();
36 double sampleRate = data.ReadDouble();
37 double maxSimutaneousAllocations = data.ReadDouble();
38 int32_t duration = data.ReadInt32();
39 if (sampleRate <= 0 || maxSimutaneousAllocations <= 0 || duration <= 0) {
40 HIVIEW_LOGE("failed to enable gwp asan grayscale, sampleRate: %{public}f"
41 ", maxSimutaneousAllocations: %{public}f, duration: %{public}d.",
42 sampleRate, maxSimutaneousAllocations, duration);
43 break;
44 }
45 auto result = EnableGwpAsanGrayscale(alwaysEnabled, sampleRate,
46 maxSimutaneousAllocations, duration);
47 if (reply.WriteBool(result)) {
48 ret = ERR_OK;
49 } else {
50 HIVIEW_LOGE("failed to enable gwp asan grayscale.");
51 }
52 break;
53 }
54 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::DISABLE_GWP_ASAN_GRAYSALE): {
55 DisableGwpAsanGrayscale();
56 ret = ERR_OK;
57 break;
58 }
59 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::GET_GWP_ASAN_GRAYSALE): {
60 auto result = GetGwpAsanGrayscaleState();
61 if (reply.WriteUint32(result)) {
62 ret = ERR_OK;
63 } else {
64 HIVIEW_LOGE("failed to get gwp asan grayscale state.");
65 }
66 break;
67 }
68 default:
69 ret = IPCObjectStub::OnRemoteRequest(code, data, reply, option);
70 }
71 return ret;
72 }
73
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)74 int FaultLoggerServiceStub::OnRemoteRequest(uint32_t code, MessageParcel &data,
75 MessageParcel &reply, MessageOption &option)
76 {
77 std::u16string descripter = FaultLoggerServiceStub::GetDescriptor();
78 std::u16string remoteDescripter = data.ReadInterfaceToken();
79 if (descripter != remoteDescripter) {
80 HIVIEW_LOGE("read descriptor failed.");
81 return -1;
82 }
83
84 switch (code) {
85 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::ADD_FAULTLOG): {
86 sptr<FaultLogInfoOhos> ohosInfo = FaultLogInfoOhos::Unmarshalling(data);
87 if (ohosInfo == nullptr) {
88 HIVIEW_LOGE("failed to Unmarshalling info.");
89 return ERR_FLATTEN_OBJECT;
90 }
91 if (data.ContainFileDescriptors()) {
92 ohosInfo->pipeFd = data.ReadFileDescriptor();
93 }
94 FaultLogInfoOhos info(*ohosInfo);
95 AddFaultLog(info);
96 return ERR_OK;
97 }
98 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::QUERY_SELF_FAULTLOG): {
99 int32_t type = data.ReadInt32();
100 int32_t maxNum = data.ReadInt32();
101 auto result = QuerySelfFaultLog(type, maxNum);
102 if (result == nullptr) {
103 HIVIEW_LOGE("failed to query self log.");
104 return -1;
105 }
106
107 if (!reply.WriteRemoteObject(result)) {
108 HIVIEW_LOGE("failed to write query result.");
109 return ERR_FLATTEN_OBJECT;
110 }
111 return ERR_OK;
112 }
113 case static_cast<uint32_t>(FaultLoggerServiceInterfaceCode::DESTROY): {
114 Destroy();
115 return ERR_OK;
116 }
117
118 default:
119 return HandleOtherRemoteRequest(code, data, reply, option);
120 }
121 }
122 } // namespace HiviewDFX
123 } // namespace OHOS
124