1 /*
2 * Copyright (c) 2024 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 <chrono>
17 #include <securec.h>
18 #include <string>
19
20 #include "device_manager_impl.h"
21 #include "dm_constants.h"
22 #include "softbus_listener.h"
23 #include "on_softbus_device_info_changed_fuzzer.h"
24
25 namespace OHOS {
26 namespace DistributedHardware {
OnSoftbusDeviceInfoChangedFuzzTest(const uint8_t * data,size_t size)27 void OnSoftbusDeviceInfoChangedFuzzTest(const uint8_t* data, size_t size)
28 {
29 if ((data == nullptr) || (size < sizeof(uint16_t) || (size > DM_MAX_DEVICE_ID_LEN))) {
30 return;
31 }
32
33 std::shared_ptr<SoftbusListener> softbusListener = std::make_shared<SoftbusListener>();
34
35 int infoType = 1234;
36 NodeBasicInfoType type = static_cast<NodeBasicInfoType>(infoType);
37 NodeBasicInfo info;
38 if (memcpy_s(info.networkId, DM_MAX_DEVICE_ID_LEN, (reinterpret_cast<const char *>(data)), size) != DM_OK) {
39 return;
40 }
41 if (memcpy_s(info.deviceName, DM_MAX_DEVICE_NAME_LEN, (reinterpret_cast<const char *>(data)), size) != DM_OK) {
42 return;
43 }
44 info.deviceTypeId = *(reinterpret_cast<const uint16_t *>(data));
45 softbusListener->OnSoftbusDeviceInfoChanged(type, &info);
46 }
47 }
48 }
49
50 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)51 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
52 {
53 /* Run your code on data */
54 OHOS::DistributedHardware::OnSoftbusDeviceInfoChangedFuzzTest(data, size);
55
56 return 0;
57 }
58