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 "applifecycledeal_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #include "app_lifecycle_deal.h"
22 #include "ability_record.h"
23 #include "message_parcel.h"
24 #include "securec.h"
25
26 using namespace OHOS::AAFwk;
27 using namespace OHOS::AppExecFwk;
28
29 namespace OHOS {
30 namespace {
31 constexpr int INPUT_ZERO = 0;
32 constexpr int INPUT_ONE = 1;
33 constexpr int INPUT_TWO = 2;
34 constexpr int INPUT_THREE = 3;
35 constexpr size_t FOO_MAX_LEN = 1024;
36 constexpr size_t U32_AT_SIZE = 4;
37 constexpr size_t OFFSET_ZERO = 24;
38 constexpr size_t OFFSET_ONE = 16;
39 constexpr size_t OFFSET_TWO = 8;
40 }
GetU32Data(const char * ptr)41 uint32_t GetU32Data(const char* ptr)
42 {
43 // convert fuzz input data to an integer
44 return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[INPUT_TWO] << OFFSET_TWO) |
45 ptr[INPUT_THREE];
46 }
GetFuzzAbilityToken()47 sptr<Token> GetFuzzAbilityToken()
48 {
49 sptr<Token> token = nullptr;
50
51 AbilityRequest abilityRequest;
52 abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
53 abilityRequest.abilityInfo.name = "MainAbility";
54 abilityRequest.abilityInfo.type = AbilityType::PAGE;
55 std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
56 if (abilityRecord) {
57 token = abilityRecord->GetToken();
58 }
59
60 return token;
61 }
DoSomethingInterestingWithMyAPI(const char * data,size_t size)62 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
63 {
64 AppLifeCycleDeal appLifeCycleDeal;
65 sptr<IAppScheduler> thread = nullptr;
66 appLifeCycleDeal.SetApplicationClient(thread);
67 std::shared_ptr<AbilityRunningRecord> ability = nullptr;
68 appLifeCycleDeal.LaunchAbility(ability);
69 AppLaunchData launchData;
70 Configuration config;
71 appLifeCycleDeal.LaunchApplication(launchData, config);
72 HapModuleInfo abilityStage;
73 appLifeCycleDeal.AddAbilityStage(abilityStage);
74 int32_t timeLevel = static_cast<int32_t>(GetU32Data(data));
75 appLifeCycleDeal.ScheduleTrimMemory(timeLevel);
76 int32_t level = static_cast<int32_t>(GetU32Data(data));
77 appLifeCycleDeal.ScheduleMemoryLevel(level);
78 sptr<IRemoteObject> token = GetFuzzAbilityToken();
79 appLifeCycleDeal.ScheduleCleanAbility(token);
80 Want want;
81 std::string bundleName(data, size);
82 appLifeCycleDeal.ScheduleAcceptWant(want, bundleName);
83 sptr<IQuickFixCallback> callback = nullptr;
84 int32_t recordId = 0;
85 appLifeCycleDeal.NotifyLoadRepairPatch(bundleName, callback, recordId);
86 appLifeCycleDeal.NotifyHotReloadPage(callback, recordId);
87 appLifeCycleDeal.NotifyUnLoadRepairPatch(bundleName, callback, recordId);
88 appLifeCycleDeal.GetApplicationClient();
89 appLifeCycleDeal.LowMemoryWarning();
90 appLifeCycleDeal.ScheduleForegroundRunning();
91 appLifeCycleDeal.ScheduleBackgroundRunning();
92 appLifeCycleDeal.ScheduleProcessSecurityExit();
93 appLifeCycleDeal.ScheduleTerminate();
94 return (appLifeCycleDeal.UpdateConfiguration(config) == 0);
95 }
96 }
97
98 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)99 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
100 {
101 /* Run your code on data */
102 if (data == nullptr) {
103 std::cout << "invalid data" << std::endl;
104 return 0;
105 }
106
107 /* Validate the length of size */
108 if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
109 return 0;
110 }
111
112 char* ch = static_cast<char*>(malloc(size + 1));
113 if (ch == nullptr) {
114 std::cout << "malloc failed." << std::endl;
115 return 0;
116 }
117
118 (void)memset_s(ch, size + 1, 0x00, size + 1);
119 if (memcpy_s(ch, size, data, size) != EOK) {
120 std::cout << "copy failed." << std::endl;
121 free(ch);
122 ch = nullptr;
123 return 0;
124 }
125
126 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
127 free(ch);
128 ch = nullptr;
129 return 0;
130 }
131