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 "usbmgrrequestinitialize_fuzzer.h"
17
18 #include "usb_srv_client.h"
19 #include "usb_errors.h"
20
21 namespace OHOS {
22 namespace USB {
UsbMgrRequestInitializeFuzzTest(const uint8_t * data,size_t size)23 bool UsbMgrRequestInitializeFuzzTest(const uint8_t* data, size_t size)
24 {
25 if (data == nullptr || size < sizeof(UsbRequest)) {
26 USB_HILOGE(MODULE_USB_SERVICE, "data size is insufficient!");
27 return false;
28 }
29 std::vector<UsbDevice> devList;
30 auto &usbSrvClient = UsbSrvClient::GetInstance();
31 auto ret = usbSrvClient.GetDevices(devList);
32 if (ret != UEC_OK || devList.empty()) {
33 USB_HILOGE(MODULE_USB_SERVICE, "get devices failed ret=%{public}d", ret);
34 return false;
35 }
36
37 USBDevicePipe pipe;
38 UsbDevice device = devList.front();
39 usbSrvClient.RequestRight(device.GetName());
40 ret = usbSrvClient.OpenDevice(device, pipe);
41 if (ret != UEC_OK) {
42 USB_HILOGE(MODULE_USB_SERVICE, "open device failed ret=%{public}d", ret);
43 return false;
44 }
45
46 if (usbSrvClient.RequestInitialize(reinterpret_cast<UsbRequest &>(data)) == UEC_OK) {
47 return false;
48 }
49 return true;
50 }
51 } // USB
52 } // OHOS
53
54 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 /* Run your code on data */
58 OHOS::USB::UsbMgrRequestInitializeFuzzTest(data, size);
59 return 0;
60 }
61
62