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 "leavelnn_fuzzer.h"
17 #include <cstddef>
18 #include <cstring>
19 #include <securec.h>
20 #include "softbus_bus_center.h"
21 #include "softbus_errcode.h"
22
23 namespace OHOS {
OnLeaveLNNResult(const char *networkId, int32_t retCode)24 static void OnLeaveLNNResult(const char *networkId, int32_t retCode)
25 {
26 (void)networkId;
27 (void)retCode;
28 }
29
DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)30 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
31 {
32 if (data == nullptr || size == 0) {
33 return true;
34 }
35
36 char *tmp = reinterpret_cast<char *>(malloc(size));
37 if (tmp == nullptr) {
38 return false;
39 }
40 if (memset_s(tmp, size, '\0', size) != EOK) {
41 free(tmp);
42 return false;
43 }
44 if (memcpy_s(tmp, size, data, size - 1) != EOK) {
45 free(tmp);
46 return false;
47 }
48
49 LeaveLNN(reinterpret_cast<const char *>(tmp), reinterpret_cast<const char *>(tmp), OnLeaveLNNResult);
50 free(tmp);
51 return true;
52 }
53 }
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)56 extern "C" int32_t LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57 {
58 /* Run your code on data */
59 OHOS::DoSomethingInterestingWithMyAPI(data, size);
60 return 0;
61 }