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 "activemetanode_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 {
25 static MetaNodeConfigInfo meta;
26
GenMetaNodeConfig(const uint8_t * data,size_t size)27 void GenMetaNodeConfig(const uint8_t *data, size_t size)
28 {
29 memcpy_s(meta.udid, UDID_BUF_LEN, data, size);
30 memcpy_s(meta.deviceName, DEVICE_NAME_BUF_LEN, data, size);
31 }
32
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)33 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
34 {
35 if (data == nullptr || size == 0) {
36 return true;
37 }
38 GenMetaNodeConfig(data, size);
39 char metaNodeId[NETWORK_ID_BUF_LEN] = {0};
40
41 char *tmp = reinterpret_cast<char *>(malloc(size));
42 if (tmp == nullptr) {
43 return false;
44 }
45 if (memset_s(tmp, size, '\0', size) != EOK) {
46 free(tmp);
47 return false;
48 }
49 if (memcpy_s(tmp, size, data, size - 1) != EOK) {
50 free(tmp);
51 return false;
52 }
53
54 SetAceessTokenPermission("busCenterTest");
55 int ret = ActiveMetaNode(reinterpret_cast<const char *>(tmp), &meta, metaNodeId);
56 if (ret == SOFTBUS_OK) {
57 DeactiveMetaNode(reinterpret_cast<const char *>(tmp), metaNodeId);
58 }
59 free(tmp);
60 return true;
61 }
62 }
63
64 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)65 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
66 {
67 /* Run your code on data */
68 OHOS::DoSomethingInterestingWithMyAPI(data, size);
69 return 0;
70 }