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 "ondeviceremoved_fuzzer.h"
17
18 #include <cstring>
19 #include <securec.h>
20 #include "mmi_adapter_impl.h"
21
22 using namespace OHOS::NWeb;
23
24 namespace OHOS {
25 class MMIListenerTest : public MMIListenerAdapter {
26 public:
27 MMIListenerTest() = default;
28 virtual ~MMIListenerTest() = default;
OnDeviceAdded(int32_t deviceId,const std::string & type)29 void OnDeviceAdded(int32_t deviceId, const std::string &type) override {};
OnDeviceRemoved(int32_t deviceId,const std::string & type)30 void OnDeviceRemoved(int32_t deviceId, const std::string &type) override {};
31 };
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)32 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
33 {
34 if ((data == nullptr) || (size < sizeof(int32_t))) {
35 return false;
36 }
37 std::shared_ptr<MMIListenerAdapter> listener = std::make_shared<MMIListenerTest>();
38 auto listenerAdapterImpl = std::make_shared<MMIListenerAdapterImpl>(listener);
39 int32_t deviceId;
40 if (memcpy_s(&deviceId, sizeof(int32_t), data, sizeof(int32_t)) != 0) {
41 return false;
42 }
43 std::string type((const char*) data, size);
44 listenerAdapterImpl->OnDeviceRemoved(deviceId, type);
45 return true;
46 }
47 }
48
49 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)50 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
51 {
52 /* Run your code on data */
53 OHOS::DoSomethingInterestingWithMyAPI(data, size);
54 return 0;
55 }
56