1 /*
2  * Copyright (c) 2022 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 "abilitymanagerservicesecond_fuzzer.h"
17 
18 #include <cstddef>
19 #include <cstdint>
20 
21 #define private public
22 #define protected public
23 #include "ability_manager_service.h"
24 #undef protected
25 #undef private
26 
27 #include "ability_record.h"
28 
29 using namespace OHOS::AAFwk;
30 using namespace OHOS::AppExecFwk;
31 
32 namespace OHOS {
33 namespace {
34 constexpr int INPUT_ZERO = 0;
35 constexpr int INPUT_ONE = 1;
36 constexpr int INPUT_THREE = 3;
37 constexpr size_t FOO_MAX_LEN = 1024;
38 constexpr size_t U32_AT_SIZE = 4;
39 constexpr uint8_t ENABLE = 2;
40 constexpr size_t OFFSET_ZERO = 24;
41 constexpr size_t OFFSET_ONE = 16;
42 constexpr size_t OFFSET_TWO = 8;
43 }
44 
GetU32Data(const char * ptr)45 uint32_t GetU32Data(const char* ptr)
46 {
47     // convert fuzz input data to an integer
48     return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
49         ptr[INPUT_THREE];
50 }
51 
GetFuzzAbilityToken()52 sptr<Token> GetFuzzAbilityToken()
53 {
54     sptr<Token> token = nullptr;
55     AbilityRequest abilityRequest;
56     abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
57     abilityRequest.abilityInfo.name = "MainAbility";
58     abilityRequest.abilityInfo.type = AbilityType::DATA;
59     std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
60     if (abilityRecord) {
61         token = abilityRecord->GetToken();
62     }
63     return token;
64 }
65 
DoSomethingInterestingWithMyAPI(const char * data,size_t size)66 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
67 {
68     bool boolParam = *data % ENABLE;
69     int intParam = static_cast<int>(GetU32Data(data));
70     int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
71     std::string stringParam(data, size);
72     sptr<IRemoteObject> token = GetFuzzAbilityToken();
73 
74     // fuzz for AbilityManagerService
75     auto abilityms = std::make_shared<AbilityManagerService>();
76     WantSenderInfo wantSenderInfo;
77     abilityms->GetWantSender(wantSenderInfo, token);
78     sptr<IWantSender> target;
79     SenderInfo senderInfo;
80     abilityms->SendWantSender(target, senderInfo);
81     sptr<IWantSender> sender;
82     abilityms->CancelWantSender(sender);
83     abilityms->GetPendingWantUid(target);
84     abilityms->GetPendingWantUserId(target);
85     abilityms->GetPendingWantBundleName(target);
86     abilityms->GetPendingWantCode(target);
87     abilityms->GetPendingWantType(target);
88     sptr<IWantReceiver> receiver;
89     abilityms->RegisterCancelListener(sender, receiver);
90     abilityms->UnregisterCancelListener(sender, receiver);
91     std::shared_ptr<Want> wantPtr;
92     abilityms->GetPendingRequestWant(target, wantPtr);
93     abilityms->LockMissionForCleanup(int32Param);
94     abilityms->UnlockMissionForCleanup(int32Param);
95     sptr<IMissionListener> listener;
96     abilityms->RegisterMissionListener(listener);
97     abilityms->UnRegisterMissionListener(listener);
98     std::vector<MissionInfo> missionInfos;
99     abilityms->GetMissionInfos(stringParam, int32Param, missionInfos);
100     abilityms->GetRemoteMissionInfos(stringParam, int32Param, missionInfos);
101     MissionInfo missionInfo;
102     abilityms->GetMissionInfo(stringParam, int32Param, missionInfo);
103     abilityms->GetRemoteMissionInfo(stringParam, int32Param, missionInfo);
104     abilityms->CleanMission(int32Param);
105     abilityms->CleanAllMissions();
106     abilityms->MoveMissionToFront(int32Param);
107     StartOptions startOptions;
108     abilityms->MoveMissionToFront(int32Param, startOptions);
109     abilityms->GetMissionIdByToken(token);
110     abilityms->IsAbilityControllerStartById(int32Param);
111     sptr<IAbilityConnection> callback;
112     abilityms->GetConnectRecordListByCallback(callback);
113     Uri uri("myFuzzTest");
114     abilityms->AcquireDataAbility(uri, boolParam, token);
115     sptr<IAbilityScheduler> dataAbilityScheduler;
116     abilityms->ReleaseDataAbility(dataAbilityScheduler, token);
117     abilityms->AttachAbilityThread(dataAbilityScheduler, token);
118     std::vector<std::string> info;
119     abilityms->DumpSysInner(stringParam, info, boolParam, boolParam, intParam);
120     abilityms->DumpSysMissionListInner(stringParam, info, boolParam, boolParam, intParam);
121     abilityms->DumpSysAbilityInner(stringParam, info, boolParam, boolParam, intParam);
122     abilityms->DumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
123     abilityms->DumpSysPendingInner(stringParam, info, boolParam, boolParam, intParam);
124     abilityms->DumpSysProcess(stringParam, info, boolParam, boolParam, intParam);
125     abilityms->DataDumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
126     abilityms->DumpInner(stringParam, info);
127     abilityms->DumpMissionListInner(stringParam, info);
128     abilityms->DumpMissionInfosInner(stringParam, info);
129     abilityms->DumpMissionInner(stringParam, info);
130     abilityms->DumpStateInner(stringParam, info);
131     abilityms->DumpSysState(stringParam, info, boolParam, boolParam, intParam);
132     PacMap saveData;
133     abilityms->AbilityTransitionDone(token, intParam, saveData);
134     sptr<IRemoteObject> remoteObject = GetFuzzAbilityToken();
135     abilityms->ScheduleConnectAbilityDone(token, remoteObject);
136     abilityms->ScheduleDisconnectAbilityDone(token);
137     abilityms->ScheduleCommandAbilityDone(token);
138     abilityms->OnAbilityRequestDone(token, int32Param);
139     AppInfo appInfo;
140     abilityms->OnAppStateChanged(appInfo);
141 
142     return true;
143 }
144 }
145 
146 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)147 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
148 {
149     /* Run your code on data */
150     if (data == nullptr) {
151         return 0;
152     }
153 
154     /* Validate the length of size */
155     if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
156         return 0;
157     }
158 
159     char* ch = static_cast<char*>(malloc(size + 1));
160     if (ch == nullptr) {
161         std::cout << "malloc failed." << std::endl;
162         return 0;
163     }
164 
165     (void)memset_s(ch, size + 1, 0x00, size + 1);
166     if (memcpy_s(ch, size, data, size) != EOK) {
167         std::cout << "copy failed." << std::endl;
168         free(ch);
169         ch = nullptr;
170         return 0;
171     }
172 
173     OHOS::DoSomethingInterestingWithMyAPI(ch, size);
174     free(ch);
175     ch = nullptr;
176     return 0;
177 }
178 
179