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 "napi_webview_controller_fuzzer.h"
17
18 #include <cstring>
19 #include <iostream>
20 #include <vector>
21 #include <memory>
22 #include <string>
23 #include <fuzzer/FuzzedDataProvider.h>
24
25 #define private public
26 #include "webview_controller.h"
27 #undef private
28
29 using namespace OHOS::NWeb;
30
31 namespace OHOS {
32
NapiWebViewControllerFuzzTest(const uint8_t * data,size_t size)33 bool NapiWebViewControllerFuzzTest(const uint8_t* data, size_t size)
34 {
35 if ((data == nullptr) || (size < (sizeof(int32_t)))) {
36 return false;
37 }
38 FuzzedDataProvider fdp(data, size);
39 std::string type = fdp.ConsumeRandomLengthString();
40 int32_t timeout = fdp.ConsumeIntegral<int32_t>();
41
42 WebviewController webviewController;
43 napi_env env = nullptr;
44 napi_deferred deferred = nullptr;
45 napi_value handler = nullptr;
46
47 webviewController.UnregisterStateChangeCallback(env, type, handler);
48 webviewController.RegisterStateChangeCallback(env, type, handler);
49 webviewController.WaitForAttachedPromise(env, timeout, deferred);
50
51 return true;
52 }
53 } // namespace OHOS
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57 {
58 /* Run your code on data */
59 OHOS::NapiWebViewControllerFuzzTest(data, size);
60 return 0;
61 }