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 "abilityautostartupdatamanager_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <iostream>
21
22 #define private public
23 #include "ability_auto_startup_data_manager.h"
24 #undef private
25
26 #include "ability_record.h"
27
28 using namespace OHOS::AAFwk;
29 using namespace OHOS::AppExecFwk;
30
31 namespace OHOS {
32 namespace {
33 constexpr int INPUT_ZERO = 0;
34 constexpr int INPUT_ONE = 1;
35 constexpr int INPUT_THREE = 3;
36 constexpr uint8_t ENABLE = 2;
37 constexpr size_t U32_AT_SIZE = 4;
38 constexpr size_t OFFSET_ZERO = 24;
39 constexpr size_t OFFSET_ONE = 16;
40 constexpr size_t OFFSET_TWO = 8;
41 }
42
GetU32Data(const char * ptr)43 uint32_t GetU32Data(const char* ptr)
44 {
45 // convert fuzz input data to an integer
46 return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
47 ptr[INPUT_THREE];
48 }
49
DoSomethingInterestingWithMyAPI(const char * data,size_t size)50 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
51 {
52 auto abilityAutoStartupDataManager = std::make_shared<AbilityRuntime::AbilityAutoStartupDataManager>();
53 AbilityRuntime::AutoStartupInfo info;
54 bool isAutoStartup = *data % ENABLE;
55 bool isEdmForce = *data % ENABLE;
56 abilityAutoStartupDataManager->InsertAutoStartupData(info, isAutoStartup, isEdmForce);
57 abilityAutoStartupDataManager->UpdateAutoStartupData(info, isAutoStartup, isEdmForce);
58 std::string strParam(data, size);
59 int32_t in32Param = static_cast<int32_t>(GetU32Data(data));
60 abilityAutoStartupDataManager->QueryAutoStartupData(info);
61 std::vector<AbilityRuntime::AutoStartupInfo> infoList;
62 abilityAutoStartupDataManager->QueryAllAutoStartupApplications(infoList, in32Param);
63 abilityAutoStartupDataManager->GetCurrentAppAutoStartupData(strParam, infoList, strParam);
64 abilityAutoStartupDataManager->GetKvStore();
65 abilityAutoStartupDataManager->CheckKvStore();
66 DistributedKv::Value value;
67 DistributedKv::Key key;
68 abilityAutoStartupDataManager->ConvertAutoStartupStatusFromValue(value, isAutoStartup, isEdmForce);
69 abilityAutoStartupDataManager->ConvertAutoStartupDataToKey(info);
70 abilityAutoStartupDataManager->ConvertAutoStartupInfoFromKeyAndValue(key, value);
71 nlohmann::json jsonObject;
72 std::string keys(data, size);
73 std::string values(data, size);
74 bool checkEmpty = *data % ENABLE;
75 abilityAutoStartupDataManager->IsEqual(key, info);
76 abilityAutoStartupDataManager->IsEqual(key, strParam);
77 abilityAutoStartupDataManager->IsEqual(key, in32Param);
78 abilityAutoStartupDataManager->DeleteAutoStartupData(info);
79 abilityAutoStartupDataManager->DeleteAutoStartupData(strParam, in32Param);
80
81 return true;
82 }
83 }
84
85 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)86 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
87 {
88 /* Run your code on data */
89 if (data == nullptr) {
90 std::cout << "invalid data" << std::endl;
91 return 0;
92 }
93
94 /* Validate the length of size */
95 if (size < OHOS::U32_AT_SIZE) {
96 return 0;
97 }
98
99 char* ch = (char*)malloc(size + 1);
100 if (ch == nullptr) {
101 std::cout << "malloc failed." << std::endl;
102 return 0;
103 }
104
105 (void)memset_s(ch, size + 1, 0x00, size + 1);
106 if (memcpy_s(ch, size + 1, data, size) != EOK) {
107 std::cout << "copy failed." << std::endl;
108 free(ch);
109 ch = nullptr;
110 return 0;
111 }
112
113 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
114 free(ch);
115 ch = nullptr;
116 return 0;
117 }
118
119