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