1 /*
2 * Copyright (c) 2025 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 "usbmgrserialopen_fuzzer.h"
17
18 #include "usb_srv_client.h"
19
20 namespace {
21 constexpr int32_t OK = 0;
22 }
23 using OHOS::USB::UsbSrvClient;
24 namespace OHOS {
25 namespace SERIAL {
UsbMgrSerialOpenFuzzTest(const uint8_t * data,size_t size)26 bool UsbMgrSerialOpenFuzzTest(const uint8_t* data, size_t size)
27 {
28 if (data == nullptr || size < sizeof(int32_t)) {
29 return false;
30 }
31 auto &usbSrvClient = UsbSrvClient::GetInstance();
32 int32_t portId = *reinterpret_cast<const int32_t *>(data);
33
34 if (usbSrvClient.SerialOpen(portId) != OK) {
35 return false;
36 }
37
38 return true;
39 }
40 } // SERIAL
41 } // OHOS
42
43 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)44 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
45 {
46 /* Run your code on data */
47 OHOS::SERIAL::UsbMgrSerialOpenFuzzTest(data, size);
48 return 0;
49 }
50
51