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 "providerconnectproxy_fuzzer.h" 17 18 #include <cstddef> 19 #include <cstdint> 20 #include <fuzzer/FuzzedDataProvider.h> 21 22 #define private public 23 #define protected public 24 #include "provider_connect_proxy.h" 25 #undef private 26 #undef protected 27 #include "securec.h" 28 29 using namespace OHOS::AppExecFwk; 30 31 namespace OHOS { GetU32Data(const char * ptr)32uint32_t GetU32Data(const char* ptr) 33 { 34 // convert fuzz input data to an integer 35 return (ptr[0] << 24) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3]; 36 } DoSomethingInterestingWithMyAPI(FuzzedDataProvider * fdp)37bool DoSomethingInterestingWithMyAPI(FuzzedDataProvider *fdp) 38 { 39 sptr<IRemoteObject> impl = nullptr; 40 ProviderConnectProxy providerConnectProxy(impl); 41 MessageParcel datas; 42 return providerConnectProxy.WriteInterfaceToken(datas); 43 } 44 } 45 46 /* Fuzzer entry point */ LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)47extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) 48 { 49 FuzzedDataProvider fdp(data, size); 50 OHOS::DoSomethingInterestingWithMyAPI(&fdp); 51 return 0; 52 } 53 54