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 "delcredstub_fuzzer.h"
17
18 #include <string>
19 #include <vector>
20 #include "account_iam_callback_service.h"
21 #include "account_iam_client.h"
22 #include "account_iam_service.h"
23 #include "account_log_wrapper.h"
24 #include "fuzz_data.h"
25 #include "iaccount_iam.h"
26
27 using namespace std;
28 using namespace OHOS::AccountSA;
29 namespace OHOS {
30 const std::u16string IAMACCOUNT_TOKEN = u"ohos.accountfwk.IAccountIAM";
31
32 class MockIDMCallback : public OHOS::AccountSA::IDMCallback {
33 public:
~MockIDMCallback()34 virtual ~MockIDMCallback() {}
OnAcquireInfo(int32_t module,uint32_t acquireInfo,const Attributes & extraInfo)35 void OnAcquireInfo(int32_t module, uint32_t acquireInfo, const Attributes &extraInfo) override
36 {
37 return;
38 }
OnResult(int32_t result,const Attributes & extraInfo)39 void OnResult(int32_t result, const Attributes &extraInfo) override
40 {
41 return;
42 }
43 };
44
DelCredStubFuzzTest(const uint8_t * data,size_t size)45 bool DelCredStubFuzzTest(const uint8_t *data, size_t size)
46 {
47 if ((data == nullptr) || (size == 0)) {
48 return false;
49 }
50 FuzzData fuzzData(data, size);
51 int32_t userId = fuzzData.GetData<int32_t>();
52 uint64_t credentialId = fuzzData.GetData<uint64_t>();
53 std::vector<uint8_t> authToken = {fuzzData.GetData<uint8_t>()};
54 std::shared_ptr<IDMCallback> ptr = make_shared<MockIDMCallback>();
55 sptr<IIDMCallback> callback = new (std::nothrow) IDMCallbackService(userId, ptr);
56
57 MessageParcel dataTemp;
58 if (!dataTemp.WriteInterfaceToken(IAMACCOUNT_TOKEN)) {
59 return false;
60 }
61 if (!dataTemp.WriteInt32(userId)) {
62 return false;
63 }
64 if (!dataTemp.WriteUint64(credentialId)) {
65 return false;
66 }
67 if (!dataTemp.WriteUInt8Vector(authToken)) {
68 return false;
69 }
70 if (!dataTemp.WriteRemoteObject(callback->AsObject())) {
71 return false;
72 }
73 MessageParcel reply;
74 MessageOption option;
75 uint32_t code = static_cast<uint32_t>(AccountIAMInterfaceCode::DEL_CRED);
76 auto iamAccountManagerService = std::make_shared<AccountIAMService>();
77 iamAccountManagerService->OnRemoteRequest(code, dataTemp, reply, option);
78
79 return true;
80 }
81 } // namespace OHOS
82
83 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)84 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
85 {
86 /* Run your code on data */
87 OHOS::DelCredStubFuzzTest(data, size);
88 return 0;
89 }
90