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