1 /*
2 * Copyright (c) 2025 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 "submanagershelper_fuzzer.h"
17 #include "sub_managers_helper.h"
18
19 #include <dlfcn.h>
20 #include <fuzzer/FuzzedDataProvider.h>
21
22 using namespace OHOS::AAFwk;
23
24 namespace OHOS {
25 namespace AAFwk {
26 constexpr int32_t USER0_ID = 0;
27 constexpr size_t STRING_MAX_LENGTH = 128;
28 constexpr size_t U32_AT_SIZE = 4;
29 }
30
GetFuzzAbilityToken()31 sptr<Token> GetFuzzAbilityToken()
32 {
33 sptr<Token> token = nullptr;
34 AbilityRequest abilityRequest;
35 abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
36 abilityRequest.abilityInfo.name = "MainAbility";
37 abilityRequest.abilityInfo.type = AbilityType::DATA;
38 std::shared_ptr<AbilityRecord> abilityRecord =
39 AbilityRecord::CreateAbilityRecord(abilityRequest);
40 if (abilityRecord) {
41 token = abilityRecord->GetToken();
42 }
43 return token;
44 }
45
SubManagersHelperFuzztest(bool switchUser,int64_t abilityRecordId,int32_t uid,const std::string & bundleName)46 void SubManagersHelperFuzztest(bool switchUser, int64_t abilityRecordId,
47 int32_t uid, const std::string &bundleName)
48 {
49 std::shared_ptr<SubManagersHelper> helper =
50 std::make_shared<SubManagersHelper>(nullptr, nullptr);
51 sptr<IAbilityScheduler> scheduler;
52 sptr<IRemoteObject> token = GetFuzzAbilityToken();
53
54 helper->InitSubManagers(USER0_ID, switchUser);
55 helper->InitConnectManager(USER0_ID, switchUser);
56 helper->InitPendWantManager(USER0_ID, switchUser);
57 helper->InitUIAbilityManager(USER0_ID, switchUser);
58 helper->ClearSubManagers(USER0_ID);
59 helper->GetDataAbilityManager(scheduler);
60 helper->GetDataAbilityManagerByUserId(USER0_ID);
61 helper->GetDataAbilityManagerByToken(token);
62 helper->GetConnectManagerByToken(token);
63 helper->GetConnectManagerByAbilityRecordId(abilityRecordId);
64 }
65
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)66 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
67 {
68 FuzzedDataProvider fdp(data, size);
69 bool switchUser = fdp.ConsumeBool();
70 int64_t abilityRecordId = fdp.ConsumeIntegral<int64_t>();
71 int32_t uid = fdp.ConsumeIntegral<int32_t>();
72 std::string bundleName = fdp.ConsumeRandomLengthString(STRING_MAX_LENGTH);
73 SubManagersHelperFuzztest(switchUser, abilityRecordId, uid, bundleName);
74
75 return true;
76 }
77 }
78
79 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)80 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
81 {
82 // Run your code on data.
83 OHOS::DoSomethingInterestingWithMyAPI(data, size);
84 return 0;
85 }