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