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 "setaudiodevice_fuzzer.h" 17 18#include <cstddef> 19#include <cstdint> 20#define private public 21#include "addcalltoken_fuzzer.h" 22 23using namespace OHOS::Telephony; 24namespace OHOS { 25constexpr int32_t AUDIO_DEVICE_NUM = 6; 26 27void SetAudioDevice(const uint8_t *data, size_t size) 28{ 29 if (!IsServiceInited()) { 30 return; 31 } 32 std::string address(reinterpret_cast<const char *>(data), size); 33 AudioDevice audioDevice; 34 if (memset_s(&audioDevice, sizeof(AudioDevice), 0, sizeof(AudioDevice)) != EOK) { 35 TELEPHONY_LOGE("memset_s fail"); 36 return; 37 } 38 audioDevice.deviceType = static_cast<AudioDeviceType>(size % AUDIO_DEVICE_NUM); 39 if (address.length() > kMaxAddressLen) { 40 TELEPHONY_LOGE("address is not too long"); 41 return; 42 } 43 if (memcpy_s(audioDevice.address, kMaxAddressLen, address.c_str(), address.length()) != EOK) { 44 return; 45 } 46 MessageParcel dataParcel; 47 dataParcel.WriteRawData((const void *)&audioDevice, sizeof(AudioDevice)); 48 dataParcel.RewindRead(0); 49 50 MessageParcel reply; 51 DelayedSingleton<CallManagerService>::GetInstance()->OnSetAudioDevice(dataParcel, reply); 52} 53 54void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size) 55{ 56 if (data == nullptr || size == 0) { 57 return; 58 } 59 60 SetAudioDevice(data, size); 61} 62} // namespace OHOS 63 64/* Fuzzer entry point */ 65extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) 66{ 67 OHOS::AddCallTokenFuzzer token; 68 /* Run your code on data */ 69 OHOS::DoSomethingInterestingWithMyAPI(data, size); 70 return 0; 71} 72