1 /*
2  * Copyright (c) 2023 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 "verifyaccesstokenstub_fuzzer.h"
17 
18 #include <string>
19 #include <thread>
20 #include <vector>
21 #undef private
22 #include "accesstoken_fuzzdata.h"
23 #include "accesstoken_manager_service.h"
24 #include "i_accesstoken_manager.h"
25 
26 using namespace std;
27 using namespace OHOS::Security::AccessToken;
28 
29 namespace OHOS {
VerifyAccessTokenStubFuzzTest(const uint8_t * data,size_t size)30     bool VerifyAccessTokenStubFuzzTest(const uint8_t* data, size_t size)
31     {
32         if ((data == nullptr) || (size == 0)) {
33             return false;
34         }
35 
36         AccessTokenFuzzData fuzzData(data, size);
37         AccessTokenID tokenId = fuzzData.GetData<AccessTokenID>();
38         std::string testName(fuzzData.GenerateRandomString());
39 
40         MessageParcel datas;
41         datas.WriteInterfaceToken(IAccessTokenManager::GetDescriptor());
42         if (!datas.WriteUint32(tokenId) || !datas.WriteString(testName)) {
43             return false;
44         }
45 
46         uint32_t code = static_cast<uint32_t>(
47             AccessTokenInterfaceCode::VERIFY_ACCESSTOKEN);
48 
49         MessageParcel reply;
50         MessageOption option;
51         DelayedSingleton<AccessTokenManagerService>::GetInstance()->OnRemoteRequest(code, datas, reply, option);
52 
53         return true;
54     }
55 } // namespace OHOS
56 
57 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)58 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
59 {
60     /* Run your code on data */
61     OHOS::VerifyAccessTokenStubFuzzTest(data, size);
62     return 0;
63 }
64