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 "usbmgrmanagedevice_fuzzer.h"
17
18#include "usb_srv_client.h"
19#include "usb_errors.h"
20
21namespace {
22    const int32_t MAX_FUNC_NUM = 6;
23}
24
25namespace OHOS {
26constexpr int32_t OFFSET = 4;
27constexpr size_t THRESHOLD = 10;
28namespace USB {
29    bool UsbMgrManageDeviceFuzzTest(const uint8_t* data, size_t /* size */)
30    {
31        std::vector<UsbDevice> devList;
32        auto &usbSrvClient = UsbSrvClient::GetInstance();
33        auto ret = usbSrvClient.GetDevices(devList);
34        if (ret != UEC_OK || devList.empty()) {
35            USB_HILOGE(MODULE_USB_SERVICE, "get devices failed ret=%{public}d", ret);
36            return false;
37        }
38        ret = usbSrvClient.ManageDevice(
39            *reinterpret_cast<const int32_t *>(data), *reinterpret_cast<const int32_t *>(data + OFFSET), true);
40        if (ret == UEC_OK) {
41            return false;
42        }
43        return true;
44    }
45} // USB
46} // OHOS
47
48/* Fuzzer entry point */
49extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
50{
51    if (size < OHOS::THRESHOLD) {
52        return 0;
53    }
54    /* Run your code on data */
55    OHOS::USB::UsbMgrManageDeviceFuzzTest(data, size);
56    return 0;
57}
58
59