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