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 "usbsetinterface_fuzzer.h" 17#include "UsbSubscriberTest.h" 18#include "hdf_log.h" 19#include "securec.h" 20#include "usbcommonfunction_fuzzer.h" 21#include "v1_0/iusb_interface.h" 22 23using namespace OHOS::HDI::Usb::V1_0; 24 25namespace OHOS { 26namespace USB { 27struct Parameters { 28 uint8_t interfaceId; 29 uint8_t altIndex; 30}; 31 32bool UsbSetInterfaceFuzzTest(const uint8_t *data, size_t size) 33{ 34 (void)size; 35 UsbDev dev; 36 sptr<IUsbInterface> usbInterface = IUsbInterface::Get(); 37 int32_t ret = UsbFuzzTestHostModeInit(dev, usbInterface); 38 if (ret != HDF_SUCCESS) { 39 HDF_LOGE("%{public}s: UsbFuzzTestHostModeInit failed", __func__); 40 return false; 41 } 42 43 Parameters param; 44 if (memcpy_s((void *)¶m, sizeof(param), data, sizeof(param)) != EOK) { 45 HDF_LOGE("%{public}s: memcpy_s failed", __func__); 46 return false; 47 } 48 49 ret = usbInterface->SetInterface(dev, param.interfaceId, param.altIndex); 50 if (ret == HDF_SUCCESS) { 51 HDF_LOGI("%{public}s: set interface succeed", __func__); 52 } 53 54 ret = usbInterface->CloseDevice(dev); 55 if (ret != HDF_SUCCESS) { 56 HDF_LOGE("%{public}s: close device failed", __func__); 57 return false; 58 } 59 return true; 60} 61} // namespace USB 62} // namespace OHOS 63 64extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) 65{ 66 OHOS::USB::UsbSetInterfaceFuzzTest(data, size); 67 return 0; 68}