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 "updatecredentialstub_fuzzer.h"
17 #include <string>
18 #include <vector>
19 #include "account_log_wrapper.h"
20 #include "account_iam_service.h"
21 #include "account_iam_client.h"
22 #include "account_iam_callback_service.h"
23 #include "iaccount_iam.h"
24
25 using namespace std;
26 using namespace OHOS::AccountSA;
27 namespace OHOS {
28 const std::u16string IAMACCOUNT_TOKEN = u"ohos.accountfwk.IAccountIAM";
29
30 class MockIDMCallback : public OHOS::AccountSA::IDMCallback {
31 public:
~MockIDMCallback()32 virtual ~MockIDMCallback() {}
OnAcquireInfo(int32_t module,uint32_t acquireInfo,const Attributes & extraInfo)33 void OnAcquireInfo(int32_t module, uint32_t acquireInfo, const Attributes &extraInfo) override
34 {
35 return;
36 }
OnResult(int32_t result,const Attributes & extraInfo)37 void OnResult(int32_t result, const Attributes &extraInfo) override
38 {
39 return;
40 }
41 };
42
UpdateCredentialStubFuzzTest(const uint8_t * data,size_t size)43 bool UpdateCredentialStubFuzzTest(const uint8_t *data, size_t size)
44 {
45 if ((data == nullptr) || (size == 0)) {
46 return false;
47 }
48
49 int32_t userId = static_cast<int32_t>(size);
50 AuthType authType = static_cast<AuthType>(size);
51 std::optional<PinSubType> pinType = {static_cast<PinSubType>(size)};
52 std::vector<uint8_t> token = {static_cast<uint8_t>(size)};
53 std::shared_ptr<IDMCallback> ptr = make_shared<MockIDMCallback>();
54 sptr<IIDMCallback> callback = new (std::nothrow) IDMCallbackService(userId, ptr);
55
56 MessageParcel dataTemp;
57 if (!dataTemp.WriteInterfaceToken(IAMACCOUNT_TOKEN)) {
58 return false;
59 }
60
61 if (!dataTemp.WriteInt32(userId)) {
62 return false;
63 }
64
65 if (!dataTemp.WriteInt32(authType)) {
66 return false;
67 }
68
69 PinSubType pin = pinType.value_or(PinSubType::PIN_MAX);
70 if (!dataTemp.WriteInt32(pin)) {
71 return false;
72 }
73 if (!dataTemp.WriteUInt8Vector(token)) {
74 return false;
75 }
76 if (!dataTemp.WriteRemoteObject(callback->AsObject())) {
77 return false;
78 }
79
80 MessageParcel reply;
81 MessageOption option;
82 uint32_t code = static_cast<uint32_t>(AccountIAMInterfaceCode::UPDATE_CREDENTIAL);
83 auto iamAccountManagerService = std::make_shared<AccountIAMService>();
84 iamAccountManagerService->OnRemoteRequest(code, dataTemp, reply, option);
85
86 return true;
87 }
88 } // namespace OHOS
89
90 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)91 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
92 {
93 /* Run your code on data */
94 OHOS::UpdateCredentialStubFuzzTest(data, size);
95 return 0;
96 }
97