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 #include "gettokenfromdata_fuzzer.h"
16
17 #include <cstddef>
18 #include <cstdint>
19 #include <cstring>
20 #include "rpc_feature_set.h"
21
22 namespace OHOS {
DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)23 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
24 {
25 if (data == nullptr || size < sizeof(uint32_t)) {
26 return false;
27 }
28
29 FeatureTransData featureAddr;
30 featureAddr.magicNum = *(reinterpret_cast<const uint32_t*>(data));
31 featureAddr.tag = *(reinterpret_cast<const uint32_t*>(data));
32 featureAddr.tokenId = *(reinterpret_cast<const uint32_t*>(data));
33
34 uint32_t tokenId = GetTokenFromData(&featureAddr, sizeof(FeatureTransData));
35 if (tokenId == 0) {
36 return false;
37 }
38 return true;
39 }
40 }
41
42 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)43 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
44 {
45 /* Run your code on data */
46 OHOS::DoSomethingInterestingWithMyAPI(data, size);
47 return 0;
48 }
49
50