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 FOO_MAX_LEN = 1024;
37 constexpr size_t U32_AT_SIZE = 4;
38 constexpr size_t OFFSET_ZERO = 24;
39 constexpr size_t OFFSET_ONE = 16;
40 constexpr size_t OFFSET_TWO = 8;
41 constexpr uint8_t ENABLE = 2;
42 } // namespace
43 
GetU32Data(const char * ptr)44 uint32_t GetU32Data(const char* ptr)
45 {
46     // convert fuzz input data to an integer
47     return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[INPUT_TWO] << OFFSET_TWO) |
48         ptr[INPUT_THREE];
49 }
50 
GetFuzzAbilityToken()51 sptr<Token> GetFuzzAbilityToken()
52 {
53     sptr<Token> token = nullptr;
54     AbilityRequest abilityRequest;
55     abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
56     abilityRequest.abilityInfo.name = "MainAbility";
57     abilityRequest.abilityInfo.type = AbilityType::DATA;
58     std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
59     if (abilityRecord) {
60         token = abilityRecord->GetToken();
61     }
62     return token;
63 }
64 
DoSomethingInterestingWithMyAPI1(const char * data,size_t size)65 void DoSomethingInterestingWithMyAPI1(const char *data, size_t size)
66 {
67     int32_t userId = static_cast<int32_t>(GetU32Data(data));
68     auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
69     Want want1;
70     bool boolParam = *data % ENABLE;
71     std::string strParam(data, size);
72     int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
73     uint32_t requestId = static_cast<uint32_t>(GetU32Data(data));
74     uIAbilityLifecycleManager->OnAcceptWantResponse(want1, strParam, requestId);
75     uIAbilityLifecycleManager->OnStartSpecifiedProcessResponse(want1, strParam, requestId);
76     uIAbilityLifecycleManager->OnStartSpecifiedAbilityTimeoutResponse(want1, requestId);
77     uIAbilityLifecycleManager->OnStartSpecifiedProcessTimeoutResponse(want1, requestId);
78     uIAbilityLifecycleManager->StartSpecifiedAbilityBySCB(want1);
79     sptr<IRemoteObject> callStub;
80     std::shared_ptr<AbilityRecord> abilityRecord4;
81     uIAbilityLifecycleManager->CallRequestDone(abilityRecord4, callStub);
82     sptr<IAbilityConnection> connect;
83     AppExecFwk::ElementName element;
84     sptr<IRemoteObject> token = GetFuzzAbilityToken();
85     uIAbilityLifecycleManager->ReleaseCallLocked(connect,  element);
86     std::shared_ptr<CallRecord> callRecord;
87     uIAbilityLifecycleManager->OnCallConnectDied(callRecord);
88     uIAbilityLifecycleManager->GetSessionIdByAbilityToken(token);
89     std::vector<std::string> abilityList;
90     uIAbilityLifecycleManager->GetActiveAbilityList(int32Param, abilityList, int32Param);
91     std::shared_ptr<AbilityRecord> abilityRecord5;
92     uIAbilityLifecycleManager->PrepareTerminateAbility(abilityRecord5);
93     uIAbilityLifecycleManager->GetAbilityRecordsById(int32Param);
94     uIAbilityLifecycleManager->CheckAbilityNumber(strParam, strParam, strParam);
95     uIAbilityLifecycleManager->MoreAbilityNumbersSendEventInfo(int32Param, strParam, strParam, strParam);
96     AppInfo info;
97     info.state = AppState::TERMINATED;
98     uIAbilityLifecycleManager->OnAppStateChanged(info);
99     info.state = AppState::END;
100     uIAbilityLifecycleManager->OnAppStateChanged(info);
101 }
102 
DoSomethingInterestingWithMyAPI(const char * data,size_t size)103 bool DoSomethingInterestingWithMyAPI(const char *data, size_t size)
104 {
105     int32_t userId = static_cast<int32_t>(GetU32Data(data));
106     auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
107     std::string strParam(data, size);
108     int32_t uid = static_cast<int32_t>(GetU32Data(data));
109     uIAbilityLifecycleManager->SignRestartAppFlag(uid);
110     AbilityRequest abilityRequest;
111     sptr<SessionInfo> sessionInfo;
112     uint32_t sceneFlag = GetU32Data(data);
113     bool boolParam = *data % ENABLE;
114     uIAbilityLifecycleManager->StartUIAbility(abilityRequest, sessionInfo, sceneFlag, boolParam);
115     sptr<IRemoteObject> token = GetFuzzAbilityToken();
116     int intParam = static_cast<int>(GetU32Data(data));
117     AppExecFwk::PacMap saveData;
118     uIAbilityLifecycleManager->AbilityTransactionDone(token, intParam, saveData);
119     sptr<IAbilityScheduler> scheduler;
120     uIAbilityLifecycleManager->AttachAbilityThread(scheduler, token);
121     int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
122     uIAbilityLifecycleManager->OnAbilityRequestDone(token, int32Param);
123     uIAbilityLifecycleManager->IsContainsAbility(token);
124     uIAbilityLifecycleManager->NotifySCBToMinimizeUIAbility(token);
125     std::shared_ptr<AbilityRecord> abilityRecord1;
126     uIAbilityLifecycleManager->MinimizeUIAbility(abilityRecord1, boolParam, sceneFlag);
127     sptr<SessionInfo> sessionInfo1;
128     uIAbilityLifecycleManager->GetUIAbilityRecordBySessionInfo(sessionInfo1);
129     Want *want;
130     std::shared_ptr<AbilityRecord> abilityRecord2;
131     uIAbilityLifecycleManager->CloseUIAbility(abilityRecord2, intParam, want, boolParam);
132     sptr<IRemoteObject> rootSceneSession;
133     uIAbilityLifecycleManager->SetRootSceneSession(rootSceneSession);
134     AbilityRequest abilityRequest1;
135     uIAbilityLifecycleManager->NotifySCBToStartUIAbility(abilityRequest1);
136     sptr<SessionInfo> sessionInfo2;
137     AbilityRequest abilityRequest2;
138     uIAbilityLifecycleManager->NotifySCBToPreStartUIAbility(abilityRequest2, sessionInfo2);
139     uint32_t msgId = static_cast<uint32_t>(GetU32Data(data));
140     int64_t abilityRecordId = static_cast<int64_t>(GetU32Data(data));
141     uIAbilityLifecycleManager->OnTimeOut(msgId, abilityRecordId, boolParam);
142     std::shared_ptr<AbilityRecord> abilityRecord3;
143     AbilityRequest abilityRequest3;
144     uIAbilityLifecycleManager->OnAbilityDied(abilityRecord3);
145     uIAbilityLifecycleManager->ResolveLocked(abilityRequest3);
146     sptr<SessionInfo> sessionInfo3;
147     uIAbilityLifecycleManager->CallUIAbilityBySCB(sessionInfo3, boolParam);
148     DoSomethingInterestingWithMyAPI1(data, size);
149 
150     return true;
151 }
152 } // namespace OHOS
153 
154 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)155 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
156 {
157     /* Run your code on data */
158     if (data == nullptr) {
159         std::cout << "invalid data" << std::endl;
160         return 0;
161     }
162 
163     /* Validate the length of size */
164     if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
165         return 0;
166     }
167 
168     char *ch = static_cast<char*>(malloc(size + 1));
169     if (ch == nullptr) {
170         std::cout << "malloc failed." << std::endl;
171         return 0;
172     }
173 
174     (void)memset_s(ch, size + 1, 0x00, size + 1);
175     if (memcpy_s(ch, size + 1, data, size) != EOK) {
176         std::cout << "copy failed." << std::endl;
177         free(ch);
178         ch = nullptr;
179         return 0;
180     }
181 
182     OHOS::DoSomethingInterestingWithMyAPI(ch, size);
183     free(ch);
184     ch = nullptr;
185     return 0;
186 }