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 "usbmgrbulkread_fuzzer.h"
17
18 #include "iremote_object.h"
19 #include "usb_errors.h"
20 #include "usb_callback_test.h"
21 #include "usb_common_fuzz.h"
22
23 namespace OHOS {
24 namespace USB {
UsbMgrBulkReadFuzzTest(const uint8_t * data,size_t)25 bool UsbMgrBulkReadFuzzTest(const uint8_t* data, size_t /* size */)
26 {
27 auto[res, pipe, interface] = UsbMgrPrepareFuzzEnv();
28 if (!res) {
29 USB_HILOGE(MODULE_USB_SERVICE, "prepare error");
30 return false;
31 }
32
33 auto& usbSrvClient = UsbSrvClient::GetInstance();
34 sptr<UsbCallbackTest> cb = new UsbCallbackTest();
35 auto ret = usbSrvClient.RegBulkCallback(
36 const_cast<USBDevicePipe &>(pipe), const_cast<UsbInterface &>(interface).GetEndpoints().at(1), cb);
37 if (ret != UEC_OK) {
38 USB_HILOGE(MODULE_USB_SERVICE, "RegBulkCallback failed ret=%{public}d", ret);
39 return false;
40 }
41
42 if (usbSrvClient.BulkRead(reinterpret_cast<USBDevicePipe &>(data),
43 reinterpret_cast<const USBEndpoint &>(data), reinterpret_cast<sptr<Ashmem> &>(data)) == UEC_OK) {
44 return false;
45 }
46 return true;
47 }
48 } // USB
49 } // OHOS
50
51 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)52 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53 {
54 /* Run your code on data */
55 OHOS::USB::UsbMgrBulkReadFuzzTest(data, size);
56 return 0;
57 }
58
59