1 /*
2 * Copyright (c) 2022 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 "getimgdata_fuzzer.h"
17
18 #include <fuzzer/FuzzedDataProvider.h>
19
20 #define private public
21 #include "pasteboard_client_adapter_impl.h"
22 #undef private
23
24 using namespace OHOS::NWeb;
25
26 namespace OHOS {
27 namespace {
28 constexpr uint8_t TEST_STRING_LENGTH = 8;
29
30 class MockClipBoardImageDataAdapter : public ClipBoardImageDataAdapter {
31 public:
32 MockClipBoardImageDataAdapter() = default;
33
34 virtual ~MockClipBoardImageDataAdapter() = default;
35
GetColorType()36 ClipBoardImageColorType GetColorType() override
37 {
38 return ClipBoardImageColorType::COLOR_TYPE_UNKNOWN;
39 }
40
GetAlphaType()41 ClipBoardImageAlphaType GetAlphaType() override
42 {
43 return ClipBoardImageAlphaType::ALPHA_TYPE_UNKNOWN;
44 }
45
GetData()46 uint32_t* GetData() override
47 {
48 return nullptr;
49 }
50
GetDataSize()51 size_t GetDataSize() override
52 {
53 return 0;
54 }
55
GetRowBytes()56 size_t GetRowBytes() override
57 {
58 return 0;
59 }
60
GetWidth()61 int32_t GetWidth() override
62 {
63 return 0;
64 }
65
GetHeight()66 int32_t GetHeight() override
67 {
68 return 0;
69 }
70
SetColorType(ClipBoardImageColorType color)71 void SetColorType(ClipBoardImageColorType color) override {}
SetAlphaType(ClipBoardImageAlphaType alpha)72 void SetAlphaType(ClipBoardImageAlphaType alpha) override {}
SetData(uint32_t * data)73 void SetData(uint32_t* data) override {}
SetDataSize(size_t size)74 void SetDataSize(size_t size) override {}
SetRowBytes(size_t rowBytes)75 void SetRowBytes(size_t rowBytes) override {}
SetWidth(int32_t width)76 void SetWidth(int32_t width) override {}
SetHeight(int32_t height)77 void SetHeight(int32_t height) override {}
78 };
79 }
GetImgDataFuzzTest(const uint8_t * data,size_t size)80 bool GetImgDataFuzzTest(const uint8_t* data, size_t size)
81 {
82 if ((data == nullptr) || (size == 0)) {
83 return false;
84 }
85 FuzzedDataProvider dataProvider(data, size);
86 std::string text = dataProvider.ConsumeRandomLengthString(TEST_STRING_LENGTH);
87 std::shared_ptr<PasteDataRecordAdapterImpl> dataRecordAdapterImpl =
88 std::make_shared<PasteDataRecordAdapterImpl>(text);
89 std::shared_ptr<ClipBoardImageDataAdapter> imageData;
90 dataRecordAdapterImpl->GetImgData(nullptr);
91 std::shared_ptr<MockClipBoardImageDataAdapter> mockClipBoardImageData =
92 std::make_shared<MockClipBoardImageDataAdapter>();
93 dataRecordAdapterImpl->GetImgData(mockClipBoardImageData);
94 dataRecordAdapterImpl->GetPixelMap();
95
96 dataRecordAdapterImpl->SetImgData(mockClipBoardImageData);
97 dataRecordAdapterImpl->GetImgData(mockClipBoardImageData);
98 dataRecordAdapterImpl->GetPixelMap();
99
100 dataRecordAdapterImpl->GetUri();
101 dataRecordAdapterImpl->GetCustomData();
102 dataRecordAdapterImpl->ClearImgBuffer();
103 dataRecordAdapterImpl->Clear();
104 dataRecordAdapterImpl->GetRecord();
105 return true;
106 }
107 } // namespace OHOS
108
109 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)110 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
111 {
112 /* Run your code on data */
113 OHOS::GetImgDataFuzzTest(data, size);
114 return 0;
115 }
116