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1 /*
2  * Copyright (c) 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 "uiabilitylifecyclemanagera_fuzzer.h"
17 
18 #include <cstddef>
19 #include <cstdint>
20 
21 #define private public
22 #include "ui_ability_lifecycle_manager.h"
23 #undef private
24 
25 #include "ability_record.h"
26 
27 using namespace OHOS::AAFwk;
28 using namespace OHOS::AppExecFwk;
29 
30 namespace OHOS {
31 namespace {
32 constexpr int INPUT_ZERO = 0;
33 constexpr int INPUT_ONE = 1;
34 constexpr int INPUT_TWO = 2;
35 constexpr int INPUT_THREE = 3;
36 constexpr size_t U32_AT_SIZE = 4;
37 constexpr size_t OFFSET_ZERO = 24;
38 constexpr size_t OFFSET_ONE = 16;
39 constexpr size_t OFFSET_TWO = 8;
40 constexpr uint8_t ENABLE = 2;
41 } // namespace
42 
GetU32Data(const char * ptr)43 uint32_t GetU32Data(const char* ptr)
44 {
45     // convert fuzz input data to an integer
46     return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[INPUT_TWO] << OFFSET_TWO) |
47         ptr[INPUT_THREE];
48 }
49 
GetFuzzAbilityToken()50 sptr<Token> GetFuzzAbilityToken()
51 {
52     sptr<Token> token = nullptr;
53     AbilityRequest abilityRequest;
54     abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
55     abilityRequest.abilityInfo.name = "MainAbility";
56     abilityRequest.abilityInfo.type = AbilityType::DATA;
57     std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
58     if (abilityRecord) {
59         token = abilityRecord->GetToken();
60     }
61     return token;
62 }
63 
DoSomethingInterestingWithMyAPI1(const char * data,size_t size)64 void DoSomethingInterestingWithMyAPI1(const char *data, size_t size)
65 {
66     int32_t userId = static_cast<int32_t>(GetU32Data(data));
67     auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
68     Want want1;
69     bool boolParam = *data % ENABLE;
70     std::string strParam(data, size);
71     int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
72     uint32_t requestId = static_cast<uint32_t>(GetU32Data(data));
73     uIAbilityLifecycleManager->OnAcceptWantResponse(want1, strParam, requestId);
74     uIAbilityLifecycleManager->OnStartSpecifiedProcessResponse(want1, strParam, requestId);
75     uIAbilityLifecycleManager->OnStartSpecifiedAbilityTimeoutResponse(want1, requestId);
76     uIAbilityLifecycleManager->OnStartSpecifiedProcessTimeoutResponse(want1, requestId);
77     uIAbilityLifecycleManager->StartSpecifiedAbilityBySCB(want1);
78     sptr<IRemoteObject> callStub;
79     std::shared_ptr<AbilityRecord> abilityRecord4;
80     uIAbilityLifecycleManager->CallRequestDone(abilityRecord4, callStub);
81     sptr<IAbilityConnection> connect;
82     AppExecFwk::ElementName element;
83     sptr<IRemoteObject> token = GetFuzzAbilityToken();
84     uIAbilityLifecycleManager->ReleaseCallLocked(connect,  element);
85     std::shared_ptr<CallRecord> callRecord;
86     uIAbilityLifecycleManager->OnCallConnectDied(callRecord);
87     uIAbilityLifecycleManager->GetSessionIdByAbilityToken(token);
88     std::vector<std::string> abilityList;
89     uIAbilityLifecycleManager->GetActiveAbilityList(int32Param, abilityList, int32Param);
90     std::shared_ptr<AbilityRecord> abilityRecord5;
91     uIAbilityLifecycleManager->PrepareTerminateAbility(abilityRecord5, false);
92     uIAbilityLifecycleManager->GetAbilityRecordsById(int32Param);
93     uIAbilityLifecycleManager->CheckAbilityNumber(strParam, strParam, strParam);
94     uIAbilityLifecycleManager->MoreAbilityNumbersSendEventInfo(int32Param, strParam, strParam, strParam);
95     AppInfo info;
96     info.state = AppState::TERMINATED;
97     uIAbilityLifecycleManager->OnAppStateChanged(info);
98     info.state = AppState::END;
99     uIAbilityLifecycleManager->OnAppStateChanged(info);
100 }
101 
DoSomethingInterestingWithMyAPI(const char * data,size_t size)102 bool DoSomethingInterestingWithMyAPI(const char *data, size_t size)
103 {
104     int32_t userId = static_cast<int32_t>(GetU32Data(data));
105     auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
106     std::string strParam(data, size);
107     int32_t uid = static_cast<int32_t>(GetU32Data(data));
108     uIAbilityLifecycleManager->SignRestartAppFlag(uid, strParam);
109     AbilityRequest abilityRequest;
110     sptr<SessionInfo> sessionInfo;
111     uint32_t sceneFlag = GetU32Data(data);
112     bool boolParam = *data % ENABLE;
113     uIAbilityLifecycleManager->StartUIAbility(abilityRequest, sessionInfo, sceneFlag, boolParam);
114     sptr<IRemoteObject> token = GetFuzzAbilityToken();
115     int intParam = static_cast<int>(GetU32Data(data));
116     AppExecFwk::PacMap saveData;
117     uIAbilityLifecycleManager->AbilityTransactionDone(token, intParam, saveData);
118     sptr<IAbilityScheduler> scheduler;
119     uIAbilityLifecycleManager->AttachAbilityThread(scheduler, token);
120     int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
121     uIAbilityLifecycleManager->OnAbilityRequestDone(token, int32Param);
122     uIAbilityLifecycleManager->IsContainsAbility(token);
123     uIAbilityLifecycleManager->NotifySCBToMinimizeUIAbility(token);
124     std::shared_ptr<AbilityRecord> abilityRecord1;
125     uIAbilityLifecycleManager->MinimizeUIAbility(abilityRecord1, boolParam, sceneFlag);
126     sptr<SessionInfo> sessionInfo1;
127     uIAbilityLifecycleManager->GetUIAbilityRecordBySessionInfo(sessionInfo1);
128     Want *want;
129     std::shared_ptr<AbilityRecord> abilityRecord2;
130     uIAbilityLifecycleManager->CloseUIAbility(abilityRecord2, intParam, want, boolParam);
131     sptr<IRemoteObject> rootSceneSession;
132     uIAbilityLifecycleManager->SetRootSceneSession(rootSceneSession);
133     AbilityRequest abilityRequest1;
134     uIAbilityLifecycleManager->NotifySCBToStartUIAbility(abilityRequest1);
135     sptr<SessionInfo> sessionInfo2;
136     AbilityRequest abilityRequest2;
137     uIAbilityLifecycleManager->NotifySCBToPreStartUIAbility(abilityRequest2, sessionInfo2);
138     uint32_t msgId = static_cast<uint32_t>(GetU32Data(data));
139     int64_t abilityRecordId = static_cast<int64_t>(GetU32Data(data));
140     uIAbilityLifecycleManager->OnTimeOut(msgId, abilityRecordId, boolParam);
141     std::shared_ptr<AbilityRecord> abilityRecord3;
142     AbilityRequest abilityRequest3;
143     uIAbilityLifecycleManager->OnAbilityDied(abilityRecord3);
144     uIAbilityLifecycleManager->ResolveLocked(abilityRequest3);
145     sptr<SessionInfo> sessionInfo3;
146     uIAbilityLifecycleManager->CallUIAbilityBySCB(sessionInfo3, boolParam);
147     DoSomethingInterestingWithMyAPI1(data, size);
148 
149     return true;
150 }
151 } // namespace OHOS
152 
153 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)154 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
155 {
156     /* Run your code on data */
157     if (data == nullptr) {
158         std::cout << "invalid data" << std::endl;
159         return 0;
160     }
161 
162     /* Validate the length of size */
163     if (size < OHOS::U32_AT_SIZE) {
164         return 0;
165     }
166 
167     char *ch = static_cast<char*>(malloc(size + 1));
168     if (ch == nullptr) {
169         std::cout << "malloc failed." << std::endl;
170         return 0;
171     }
172 
173     (void)memset_s(ch, size + 1, 0x00, size + 1);
174     if (memcpy_s(ch, size + 1, data, size) != EOK) {
175         std::cout << "copy failed." << std::endl;
176         free(ch);
177         ch = nullptr;
178         return 0;
179     }
180 
181     OHOS::DoSomethingInterestingWithMyAPI(ch, size);
182     free(ch);
183     ch = nullptr;
184     return 0;
185 }