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 "procauthstub_fuzzer.h"
17
18 #include <string>
19 #include <vector>
20
21 #include "domain_account_callback.h"
22 #include "domain_account_callback_service.h"
23 #include "domain_account_manager_service.h"
24 #include "fuzz_data.h"
25 #include "idomain_account.h"
26
27 using namespace std;
28 using namespace OHOS::AccountSA;
29
30 namespace OHOS {
31 namespace {
32 const std::u16string ACCOUNT_TOKEN = u"ohos.accountfwk.IDomainAccount";
33 const int32_t PASSWORD_LEN = 8;
34
35 class TestDomainAuthCallback : public OHOS::AccountSA::DomainAccountCallback {
36 public:
37 TestDomainAuthCallback() = default;
38 virtual ~TestDomainAuthCallback() = default;
OnResult(const int32_t errCode,Parcel & parcel)39 void OnResult(const int32_t errCode, Parcel &parcel) override
40 {}
41 };
42 }
43
ProcAuthStubFuzzTest(const uint8_t * data,size_t size)44 bool ProcAuthStubFuzzTest(const uint8_t* data, size_t size)
45 {
46 if ((data == nullptr) || (size == 0)) {
47 return false;
48 }
49
50 FuzzData fuzzData(data, size);
51 std::vector<uint8_t> password;
52
53 for (int32_t i = 0; i < PASSWORD_LEN; i++) {
54 uint8_t bit = fuzzData.GetData<uint8_t>();
55 password.emplace_back(bit);
56 }
57
58 auto callbackPtr = std::make_shared<TestDomainAuthCallback>();
59 sptr<IDomainAccountCallback> callback = new (std::nothrow) DomainAccountCallbackService(callbackPtr);
60
61 MessageParcel dataTemp;
62
63 if (!dataTemp.WriteInterfaceToken(ACCOUNT_TOKEN)) {
64 return false;
65 }
66 if (!dataTemp.WriteString(fuzzData.GenerateRandomString())) {
67 return false;
68 }
69 if (!dataTemp.WriteString(fuzzData.GenerateRandomString())) {
70 return false;
71 }
72 if (!dataTemp.WriteUInt8Vector(password)) {
73 return false;
74 }
75 if (!dataTemp.WriteRemoteObject(callback->AsObject())) {
76 return false;
77 }
78
79 MessageParcel reply;
80 MessageOption option;
81
82 uint32_t code = static_cast<uint32_t>(DomainAccountInterfaceCode::DOMAIN_AUTH);
83 auto domainAccountService = std::make_shared<DomainAccountManagerService>();
84 domainAccountService->OnRemoteRequest(code, dataTemp, reply, option);
85
86 return true;
87 }
88 }
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::ProcAuthStubFuzzTest(data, size);
95 return 0;
96 }
97
98