1 /*
2 * Copyright (c) 2024 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 <cstddef>
17 #include <cstdint>
18 #include <parcel.h>
19 #include <securec.h>
20
21 #include <iremote_stub.h>
22 #include "message_option.h"
23 #include "message_parcel.h"
24 #include "marshalling_helper.h"
25 #include "window.h"
26 #include "window_agent.h"
27 #include "window_impl.h"
28 #include "window_manager.h"
29 #include "windowstubupdate_fuzzer.h"
30
31 using namespace OHOS::Rosen;
32
33 namespace OHOS {
34 namespace {
35 constexpr size_t DATA_MIN_SIZE = 2;
36 }
37
WindowStubUpdateTest(sptr<WindowAgent> windowStub,MessageParcel & parcel)38 void WindowStubUpdateTest(sptr<WindowAgent> windowStub, MessageParcel& parcel)
39 {
40 MessageParcel reply;
41 MessageOption option;
42 parcel.RewindRead(0);
43 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_WINDOW_RECT),
44 parcel, reply, option);
45 parcel.RewindRead(0);
46 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_WINDOW_MODE),
47 parcel, reply, option);
48 parcel.RewindRead(0);
49 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_FOCUS_STATUS),
50 parcel, reply, option);
51 parcel.RewindRead(0);
52 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_MODE_SUPPORT_INFO),
53 parcel, reply, option);
54 parcel.RewindRead(0);
55 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_AVOID_AREA),
56 parcel, reply, option);
57 parcel.RewindRead(0);
58 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_WINDOW_STATE),
59 parcel, reply, option);
60 parcel.RewindRead(0);
61 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_DRAG_EVENT),
62 parcel, reply, option);
63 parcel.RewindRead(0);
64 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_DISPLAY_ID),
65 parcel, reply, option);
66 parcel.RewindRead(0);
67 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_OCCUPIED_AREA),
68 parcel, reply, option);
69 parcel.RewindRead(0);
70 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_OCCUPIED_AREA_AND_RECT),
71 parcel, reply, option);
72 parcel.RewindRead(0);
73 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_ACTIVE_STATUS),
74 parcel, reply, option);
75 parcel.RewindRead(0);
76 windowStub->OnRemoteRequest(static_cast<uint32_t>(IWindow::WindowMessage::TRANS_ID_UPDATE_ZOOM_TRANSFORM),
77 parcel, reply, option);
78 }
79
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)80 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
81 {
82 if (data == nullptr || size < DATA_MIN_SIZE) {
83 return false;
84 }
85
86 MessageParcel parcel;
87 MessageParcel reply;
88 MessageOption option;
89
90 parcel.WriteInterfaceToken(WindowStub::GetDescriptor());
91 parcel.WriteBuffer(data, size);
92
93 sptr<WindowOption> windowOption = new(std::nothrow)WindowOption();
94 if (windowOption == nullptr) {
95 return false;
96 }
97 sptr<WindowImpl> window = new(std::nothrow)WindowImpl(windowOption);
98 if (window == nullptr) {
99 return false;
100 }
101 sptr<WindowAgent> windowStub = new(std::nothrow)WindowAgent(window);
102 if (windowStub == nullptr) {
103 return false;
104 }
105
106 WindowStubUpdateTest(windowStub, parcel);
107 return true;
108 }
109 } // namespace.OHOS
110
111 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)112 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
113 {
114 /* Run your code on data */
115 OHOS::DoSomethingInterestingWithMyAPI(data, size);
116 return 0;
117 }