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 "modulerunningrecord_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #define private public
22 #include "module_running_record.h"
23 #undef private
24 #include "ability_record.h"
25 #include "message_parcel.h"
26 #include "securec.h"
27
28 using namespace OHOS::AAFwk;
29 using namespace OHOS::AppExecFwk;
30
31 namespace OHOS {
32 namespace {
33 constexpr size_t U32_AT_SIZE = 4;
34 constexpr uint8_t ENABLE = 2;
35 constexpr size_t OFFSET_ZERO = 24;
36 constexpr size_t OFFSET_ONE = 16;
37 constexpr size_t OFFSET_TWO = 8;
38 int32_t ABILITY_RECORD_ID;
39 }
GetU32Data(const char * ptr)40 uint32_t GetU32Data(const char* ptr)
41 {
42 // convert fuzz input data to an integer
43 return (ptr[0] << OFFSET_ZERO) | (ptr[1] << OFFSET_ONE) | (ptr[2] << OFFSET_TWO) | ptr[3];
44 }
GetFuzzAbilityToken()45 sptr<Token> GetFuzzAbilityToken()
46 {
47 sptr<Token> token = nullptr;
48
49 AbilityRequest abilityRequest;
50 abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
51 abilityRequest.abilityInfo.name = "MainAbility";
52 abilityRequest.abilityInfo.type = AbilityType::PAGE;
53 std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
54 if (abilityRecord) {
55 token = abilityRecord->GetToken();
56 ABILITY_RECORD_ID = abilityRecord->GetAbilityRecordId();
57 }
58
59 return token;
60 }
DoSomethingInterestingWithMyAPI(const char * data,size_t size)61 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
62 {
63 std::shared_ptr<ApplicationInfo> info;
64 std::shared_ptr<AMSEventHandler> eventHandler;
65 ModuleRunningRecord moduleRecord(info, eventHandler);
66 HapModuleInfo hapInfo;
67 std::weak_ptr<AppMgrServiceInner> inner;
68 moduleRecord.Init(hapInfo, 0, inner, nullptr);
69 moduleRecord.SetAppMgrServiceInner(inner);
70 ModuleRecordState moduleState = ModuleRecordState::UNKNOWN_STATE;
71 moduleRecord.SetModuleRecordState(moduleState);
72 std::shared_ptr<AppLifeCycleDeal> appLifeCycleDeal;
73 moduleRecord.SetApplicationClient(appLifeCycleDeal);
74 sptr<IRemoteObject> token = GetFuzzAbilityToken();
75 moduleRecord.GetAbilityRunningRecordByToken(token);
76 std::shared_ptr<AbilityInfo> abilityInfo;
77 Parcel wantParcel;
78 std::shared_ptr<Want> want;
79 moduleRecord.AddAbility(token, abilityInfo, want, ABILITY_RECORD_ID);
80 int64_t eventId = static_cast<int64_t>(GetU32Data(data));
81 moduleRecord.GetAbilityRunningRecord(eventId);
82 std::shared_ptr<AbilityRunningRecord> record;
83 moduleRecord.LaunchAbility(record);
84 moduleRecord.LaunchPendingAbilities();
85 AppExecFwk::AbilityState state = AppExecFwk::AbilityState::ABILITY_STATE_READY;
86 moduleRecord.OnAbilityStateChanged(record, state);
87 bool isForce = *data % ENABLE;
88 std::shared_ptr<AppRunningRecord> appRunningRecord;
89 moduleRecord.TerminateAbility(appRunningRecord, token, isForce);
90 moduleRecord.AbilityTerminated(token);
91 moduleRecord.GetAbilityByTerminateLists(token);
92 uint32_t msg = GetU32Data(data);
93 int64_t timeOut = static_cast<int64_t>(GetU32Data(data));
94 moduleRecord.SendEvent(msg, timeOut, record);
95 moduleRecord.RemoveTerminateAbilityTimeoutTask(token);
96 moduleRecord.GetModuleName();
97 moduleRecord.GetPageAbilitySize();
98 moduleRecord.GetModuleRecordState();
99 moduleRecord.GetAppInfo();
100 moduleRecord.GetState();
101 return moduleRecord.IsLastAbilityRecord(token);
102 }
103 }
104
105 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)106 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
107 {
108 /* Run your code on data */
109 if (data == nullptr) {
110 std::cout << "invalid data" << std::endl;
111 return 0;
112 }
113
114 /* Validate the length of size */
115 if (size < OHOS::U32_AT_SIZE) {
116 return 0;
117 }
118
119 char* ch = static_cast<char*>(malloc(size + 1));
120 if (ch == nullptr) {
121 std::cout << "malloc failed." << std::endl;
122 return 0;
123 }
124
125 (void)memset_s(ch, size + 1, 0x00, size + 1);
126 if (memcpy_s(ch, size, data, size) != EOK) {
127 std::cout << "copy failed." << std::endl;
128 free(ch);
129 ch = nullptr;
130 return 0;
131 }
132
133 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
134 free(ch);
135 ch = nullptr;
136 return 0;
137 }