1 /*
2 * Copyright (c) 2023-2024 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 "verifycredentialstub_fuzzer.h"
17
18 #include <string>
19 #include <vector>
20 #include "account_log_wrapper.h"
21 #include "app_account_authenticator_callback_stub.h"
22 #include "app_account_manager_service.h"
23 #include "iapp_account.h"
24 #include "fuzz_data.h"
25
26 using namespace std;
27 using namespace OHOS::AccountSA;
28
29 class MockAuthenticatorCallback final : public AppAccountAuthenticatorCallbackStub {
30 public:
OnResult(int32_t resultCode,const OHOS::AAFwk::Want & result)31 void OnResult(int32_t resultCode, const OHOS::AAFwk::Want &result) {}
OnRequestRedirected(OHOS::AAFwk::Want & request)32 void OnRequestRedirected(OHOS::AAFwk::Want &request) {}
OnRequestContinued()33 void OnRequestContinued() {}
34 };
35
36 namespace OHOS {
37 const std::u16string APPACCOUNT_TOKEN = u"ohos.accountfwk.IAppAccount";
VerifyCredentialStubFuzzTest(const uint8_t * data,size_t size)38 bool VerifyCredentialStubFuzzTest(const uint8_t* data, size_t size)
39 {
40 if ((data == nullptr) || (size == 0)) {
41 return false;
42 }
43 FuzzData fuzzData(data, size);
44 std::string testName = fuzzData.GenerateRandomString();
45 std::string testOwner = fuzzData.GenerateRandomString();
46 std::string testValue = fuzzData.GenerateRandomString();
47 VerifyCredentialOptions options;
48 options.credentialType = testValue;
49 options.credential = testValue;
50 sptr<MockAuthenticatorCallback> callback = new (std::nothrow) MockAuthenticatorCallback();
51 if (callback == nullptr) {
52 ACCOUNT_LOGI("AppAccountStub VerifyCredential callback is null");
53 return false;
54 }
55 MessageParcel dataTemp;
56 if (!dataTemp.WriteInterfaceToken(APPACCOUNT_TOKEN)) {
57 return false;
58 }
59 if (!dataTemp.WriteString(testName)) {
60 return false;
61 }
62 if (!dataTemp.WriteString(testOwner)) {
63 return false;
64 }
65 if (!dataTemp.WriteParcelable(&options)) {
66 return false;
67 }
68 if (!dataTemp.WriteRemoteObject(callback->AsObject())) {
69 return false;
70 }
71 MessageParcel reply;
72 MessageOption option;
73 uint32_t code = static_cast<uint32_t>(AppAccountInterfaceCode::VERIFY_CREDENTIAL);
74 auto appAccountManagerService = std::make_shared<AppAccountManagerService>();
75 appAccountManagerService->OnRemoteRequest(code, dataTemp, reply, option);
76 return true;
77 }
78 }
79
80 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)81 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
82 {
83 /* Run your code on data */
84 OHOS::VerifyCredentialStubFuzzTest(data, size);
85 return 0;
86 }
87
88