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 "auth_fuzzer.h"
17 
18 #include <string>
19 #include <vector>
20 #include "account_iam_client.h"
21 #include "fuzz_data.h"
22 
23 using namespace std;
24 using namespace OHOS::AccountSA;
25 
26 class MockIDMCallback : public OHOS::AccountSA::IDMCallback {
27 public:
~MockIDMCallback()28     virtual ~MockIDMCallback() {}
OnAcquireInfo(int32_t module,uint32_t acquireInfo,const Attributes & extraInfo)29     void OnAcquireInfo(int32_t module, uint32_t acquireInfo, const Attributes &extraInfo) override
30     {
31         return;
32     }
OnResult(int32_t result,const Attributes & extraInfo)33     void OnResult(int32_t result, const Attributes &extraInfo) override
34     {
35         return;
36     }
37 };
38 
39 namespace OHOS {
AuthFuzzTest(const uint8_t * data,size_t size)40     bool AuthFuzzTest(const uint8_t* data, size_t size)
41     {
42         FuzzData fuzzData(data, size);
43         std::vector<uint8_t> challenge = {fuzzData.GetData<uint8_t>()};
44         AuthType authType = fuzzData.GenerateRandomEnmu(UserIam::UserAuth::RECOVERY_KEY);
45         AuthTrustLevel authTrustLevel = fuzzData.GenerateRandomEnmu(UserIam::UserAuth::ATL4);
46         std::shared_ptr<IDMCallback> callback = make_shared<MockIDMCallback>();
47         AuthOptions authOptions;
48         uint64_t result = AccountIAMClient::GetInstance().Auth(authOptions,
49             challenge, authType, authTrustLevel, callback);
50         return result == ERR_OK;
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::AuthFuzzTest(data, size);
59     return 0;
60 }
61 
62