1 /*
2 * Copyright (c) 2025 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 "printdocument_adapter_fuzz.h"
17
18 #include <cstdint>
19 #include <cstring>
20 #include <memory>
21 #include <string>
22 #include <vector>
23 #include <fuzzer/FuzzedDataProvider.h>
24 #include <fcntl.h>
25 #include <unistd.h>
26 #define private public
27 #include "print_manager_adapter_impl.h"
28
29 namespace OHOS::NWeb {
30 constexpr uint8_t MAX_STRING_LENGTH = 255;
31
32 class PrintDocumentAdapterImplMock : public PrintDocumentAdapterAdapter {
33 public:
34 PrintDocumentAdapterImplMock() = default;
35 ~PrintDocumentAdapterImplMock() override = default;
36
OnStartLayoutWrite(const std::string & jobId,const PrintAttributesAdapter & oldAttrs,const PrintAttributesAdapter & newAttrs,uint32_t fd,std::shared_ptr<PrintWriteResultCallbackAdapter> callback)37 void OnStartLayoutWrite(const std::string& jobId, const PrintAttributesAdapter& oldAttrs,
38 const PrintAttributesAdapter& newAttrs, uint32_t fd,
39 std::shared_ptr<PrintWriteResultCallbackAdapter> callback) override {}
40
OnJobStateChanged(const std::string & jobId,uint32_t state)41 void OnJobStateChanged(const std::string& jobId, uint32_t state) override {}
42 };
43
PrintDocumentFuzzTest(const uint8_t * data,size_t size)44 bool PrintDocumentFuzzTest(const uint8_t* data, size_t size)
45 {
46 if ((data == nullptr) || (size == 0)) {
47 return false;
48 }
49 FuzzedDataProvider dataProvider(data, size);
50 std::string jobId = dataProvider.ConsumeRandomLengthString(MAX_STRING_LENGTH);
51 #if defined(NWEB_PRINT_ENABLE)
52 std::shared_ptr<PrintDocumentAdapterAdapter> mock = std::make_shared<PrintDocumentAdapterImplMock>();
53 PrintDocumentAdapterImpl documentAdapter(mock);
54 OHOS::Print::PrintAttributes oldAttrs = OHOS::Print::PrintAttributes();
55 OHOS::Print::PrintAttributes newAttrs = OHOS::Print::PrintAttributes();
56 uint32_t state = dataProvider.ConsumeIntegral<uint32_t>();
57 uint32_t fd = dataProvider.ConsumeIntegral<uint32_t>();
58 auto writeResultCallback = [] (std::string str, uint32_t index) {};
59 documentAdapter.onStartLayoutWrite(jobId, oldAttrs, newAttrs, fd, writeResultCallback);
60 documentAdapter.onJobStateChanged(jobId, state);
61 documentAdapter.ConvertPrintingParameters(newAttrs);
62 #endif
63 std::function<void(std::string, uint32_t)> func = [] (std::string str, uint32_t index) {};
64 std::shared_ptr<PrintWriteResultCallbackAdapter> callback =
65 std::make_shared<PrintWriteResultCallbackAdapterImpl>(func);
66 uint32_t code = dataProvider.ConsumeIntegral<uint32_t>();
67 callback->WriteResultCallback(jobId, code);
68 return true;
69 }
70
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)71 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
72 {
73 PrintDocumentFuzzTest(data, size);
74 return 0;
75 }
76 } // namespace OHOS::NWeb