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 "display_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #include "message_parcel.h"
22 #include "securec.h"
23 #include "iremote_object.h"
24 #include "display_brightness_callback_stub.h"
25 #include "idisplay_power_mgr.h"
26
27 using namespace OHOS::DisplayPowerMgr;
28 using namespace OHOS::PowerMgr;
29 using namespace OHOS;
30
31 namespace {
32 const int32_t REWIND_READ_DATA = 0;
33 const int32_t SLEEP_TIME = 5;
34 } // namespace
35
DisplayFuzzerTest()36 DisplayFuzzerTest::DisplayFuzzerTest()
37 {
38 service_ = DelayedSpSingleton<DisplayPowerMgrService>::GetInstance();
39 service_->Init();
40 }
41
~DisplayFuzzerTest()42 DisplayFuzzerTest::~DisplayFuzzerTest()
43 {
44 if (service_ != nullptr) {
45 sleep(SLEEP_TIME);
46 service_->Deinit();
47 service_->Reset();
48 }
49 service_ = nullptr;
50 }
51
OnDisplayStateChanged(uint32_t displayId,DisplayPowerMgr::DisplayState state,uint32_t reason)52 void DisplayPowerMgrTestCallback::OnDisplayStateChanged(
53 uint32_t displayId, DisplayPowerMgr::DisplayState state, uint32_t reason)
54 {
55 DISPLAY_HILOGI(LABEL_TEST, "DisplayPowerMgrTestCallback::OnDisplayStateChangedStub");
56 }
57
TestDisplayServiceStub(const uint32_t code,const uint8_t * data,size_t size)58 void DisplayFuzzerTest::TestDisplayServiceStub(const uint32_t code, const uint8_t* data, size_t size)
59 {
60 MessageParcel datas;
61 datas.WriteInterfaceToken(DisplayPowerMgrService::GetDescriptor());
62 datas.WriteBuffer(data, size);
63 datas.RewindRead(REWIND_READ_DATA);
64 if (code == static_cast<uint32_t>(IDisplayPowerMgrIpcCode::COMMAND_NOTIFY_SCREEN_POWER_STATUS)) {
65 constexpr uint32_t displayId = 0;
66 constexpr uint32_t screenPowerStatus = 3; // 3 represent the POWER_STATUS_OFF
67 datas.WriteUint32(displayId);
68 datas.WriteUint32(screenPowerStatus);
69 }
70 if (code == static_cast<uint32_t>(IDisplayPowerMgrIpcCode::COMMAND_REGISTER_CALLBACK)) {
71 sptr<IDisplayPowerCallback> obj = new DisplayPowerMgrTestCallback();
72 datas.WriteRemoteObject(obj->AsObject());
73 }
74 if (code == static_cast<uint32_t>(IDisplayPowerMgrIpcCode::COMMAND_SET_LIGHT_BRIGHTNESS_THRESHOLD)) {
75 sptr<IDisplayBrightnessCallback> obj = new DisplayBrightnessCallbackStub();
76 datas.WriteRemoteObject(obj->AsObject());
77 }
78 MessageParcel reply;
79 MessageOption option;
80 service_->OnRemoteRequest(code, datas, reply, option);
81 }
82