1 /*
2 * Copyright (c) 2021 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 "utils_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <string>
21
22 #include "anonymous_string.h"
23 #include "dh_utils_tool.h"
24
25 namespace OHOS {
26 namespace DistributedHardware {
GetAnonyStringTest(const uint8_t * data,size_t size)27 void GetAnonyStringTest(const uint8_t* data, size_t size)
28 {
29 if ((data == nullptr) || (size == 0)) {
30 return;
31 }
32
33 std::string str(reinterpret_cast<const char*>(data), size);
34 GetAnonyString(str);
35 }
36
GetAnonyInt32Test(const uint8_t * data,size_t size)37 void GetAnonyInt32Test(const uint8_t* data, size_t size)
38 {
39 if ((data == nullptr) || (size < sizeof(int32_t))) {
40 return;
41 }
42
43 int32_t i = *(reinterpret_cast<const int32_t*>(data));
44 GetAnonyInt32(i);
45 }
46
UtilsToolTest(const uint8_t * data,size_t size)47 void UtilsToolTest(const uint8_t* data, size_t size)
48 {
49 if ((data == nullptr) || (size == 0)) {
50 return;
51 }
52
53 std::string networkId(reinterpret_cast<const char*>(data), size);
54 std::string uuid(reinterpret_cast<const char*>(data), size);
55 GetUUIDByDm(networkId);
56 GetDeviceIdByUUID(uuid);
57 }
58 }
59 }
60
61 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)62 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
63 {
64 /* Run your code on data */
65 OHOS::DistributedHardware::GetAnonyStringTest(data, size);
66 OHOS::DistributedHardware::GetAnonyInt32Test(data, size);
67 OHOS::DistributedHardware::UtilsToolTest(data, size);
68 return 0;
69 }
70
71