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 U32_AT_SIZE = 4;
38 constexpr uint8_t ENABLE = 2;
39 constexpr size_t OFFSET_ZERO = 24;
40 constexpr size_t OFFSET_ONE = 16;
41 constexpr size_t OFFSET_TWO = 8;
42 }
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[ENABLE] << 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
DoSomethingInterestingWithMyAPI(const char * data,size_t size)65 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
66 {
67 bool boolParam = *data % ENABLE;
68 int intParam = static_cast<int>(GetU32Data(data));
69 int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
70 std::string stringParam(data, size);
71 sptr<IRemoteObject> token = GetFuzzAbilityToken();
72
73 // fuzz for AbilityManagerService
74 auto abilityms = std::make_shared<AbilityManagerService>();
75 WantSenderInfo wantSenderInfo;
76 abilityms->GetWantSender(wantSenderInfo, token);
77 sptr<IWantSender> target;
78 SenderInfo senderInfo;
79 abilityms->SendWantSender(target, senderInfo);
80 sptr<IWantSender> sender;
81 abilityms->CancelWantSender(sender);
82 abilityms->GetPendingWantUid(target);
83 abilityms->GetPendingWantUserId(target);
84 abilityms->GetPendingWantBundleName(target);
85 abilityms->GetPendingWantCode(target);
86 abilityms->GetPendingWantType(target);
87 sptr<IWantReceiver> receiver;
88 abilityms->RegisterCancelListener(sender, receiver);
89 abilityms->UnregisterCancelListener(sender, receiver);
90 std::shared_ptr<Want> wantPtr;
91 abilityms->GetPendingRequestWant(target, wantPtr);
92 abilityms->LockMissionForCleanup(int32Param);
93 abilityms->UnlockMissionForCleanup(int32Param);
94 sptr<IMissionListener> listener;
95 abilityms->RegisterMissionListener(listener);
96 abilityms->UnRegisterMissionListener(listener);
97 std::vector<MissionInfo> missionInfos;
98 abilityms->GetMissionInfos(stringParam, int32Param, missionInfos);
99 abilityms->GetRemoteMissionInfos(stringParam, int32Param, missionInfos);
100 MissionInfo missionInfo;
101 abilityms->GetMissionInfo(stringParam, int32Param, missionInfo);
102 abilityms->GetRemoteMissionInfo(stringParam, int32Param, missionInfo);
103 abilityms->CleanMission(int32Param);
104 abilityms->CleanAllMissions();
105 abilityms->MoveMissionToFront(int32Param);
106 StartOptions startOptions;
107 abilityms->MoveMissionToFront(int32Param, startOptions);
108 abilityms->GetMissionIdByToken(token);
109 abilityms->IsAbilityControllerStartById(int32Param);
110 sptr<IAbilityConnection> callback;
111 abilityms->GetConnectRecordListByCallback(callback);
112 Uri uri("myFuzzTest");
113 abilityms->AcquireDataAbility(uri, boolParam, token);
114 sptr<IAbilityScheduler> dataAbilityScheduler;
115 abilityms->ReleaseDataAbility(dataAbilityScheduler, token);
116 abilityms->AttachAbilityThread(dataAbilityScheduler, token);
117 std::vector<std::string> info;
118 abilityms->DumpSysInner(stringParam, info, boolParam, boolParam, intParam);
119 abilityms->DumpSysMissionListInner(stringParam, info, boolParam, boolParam, intParam);
120 abilityms->DumpSysAbilityInner(stringParam, info, boolParam, boolParam, intParam);
121 abilityms->DumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
122 abilityms->DumpSysPendingInner(stringParam, info, boolParam, boolParam, intParam);
123 abilityms->DumpSysProcess(stringParam, info, boolParam, boolParam, intParam);
124 abilityms->DataDumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
125 abilityms->DumpInner(stringParam, info);
126 abilityms->DumpMissionListInner(stringParam, info);
127 abilityms->DumpMissionInfosInner(stringParam, info);
128 abilityms->DumpMissionInner(stringParam, info);
129 abilityms->DumpStateInner(stringParam, info);
130 abilityms->DumpSysState(stringParam, info, boolParam, boolParam, intParam);
131 PacMap saveData;
132 abilityms->AbilityTransitionDone(token, intParam, saveData);
133 sptr<IRemoteObject> remoteObject = GetFuzzAbilityToken();
134 abilityms->ScheduleConnectAbilityDone(token, remoteObject);
135 abilityms->ScheduleDisconnectAbilityDone(token);
136 abilityms->ScheduleCommandAbilityDone(token);
137 abilityms->OnAbilityRequestDone(token, int32Param);
138 AppInfo appInfo;
139 abilityms->OnAppStateChanged(appInfo);
140
141 return true;
142 }
143 }
144
145 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)146 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
147 {
148 /* Run your code on data */
149 if (data == nullptr) {
150 return 0;
151 }
152
153 /* Validate the length of size */
154 if (size < OHOS::U32_AT_SIZE) {
155 return 0;
156 }
157
158 char* ch = static_cast<char*>(malloc(size + 1));
159 if (ch == nullptr) {
160 std::cout << "malloc failed." << std::endl;
161 return 0;
162 }
163
164 (void)memset_s(ch, size + 1, 0x00, size + 1);
165 if (memcpy_s(ch, size, data, size) != EOK) {
166 std::cout << "copy failed." << std::endl;
167 free(ch);
168 ch = nullptr;
169 return 0;
170 }
171
172 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
173 free(ch);
174 ch = nullptr;
175 return 0;
176 }
177
178