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 bool isCalledByEDM = *data % ENABLE;
57 abilityAutoStartupDataManager->InsertAutoStartupData(info, isAutoStartup, isEdmForce);
58 abilityAutoStartupDataManager->UpdateAutoStartupData(info, isAutoStartup, isEdmForce);
59 std::string strParam(data, size);
60 int32_t in32Param = static_cast<int32_t>(GetU32Data(data));
61 abilityAutoStartupDataManager->QueryAutoStartupData(info);
62 std::vector<AbilityRuntime::AutoStartupInfo> infoList;
63 abilityAutoStartupDataManager->QueryAllAutoStartupApplications(infoList, in32Param, isCalledByEDM);
64 abilityAutoStartupDataManager->GetCurrentAppAutoStartupData(strParam, infoList, strParam);
65 abilityAutoStartupDataManager->GetKvStore();
66 abilityAutoStartupDataManager->CheckKvStore();
67 DistributedKv::Value value;
68 DistributedKv::Key key;
69 AbilityRuntime::AutoStartupStatus asustatus;
70 asustatus.isAutoStartup = *data % ENABLE;
71 asustatus.isEdmForce = *data % ENABLE;
72 asustatus.setterUserId = in32Param;
73 abilityAutoStartupDataManager->ConvertAutoStartupStatusFromValue(value, asustatus);
74 abilityAutoStartupDataManager->ConvertAutoStartupDataToKey(info);
75 abilityAutoStartupDataManager->ConvertAutoStartupInfoFromKeyAndValue(key, value);
76 nlohmann::json jsonObject;
77 std::string keys(data, size);
78 std::string values(data, size);
79 bool checkEmpty = *data % ENABLE;
80 abilityAutoStartupDataManager->IsEqual(key, info);
81 abilityAutoStartupDataManager->IsEqual(key, strParam);
82 abilityAutoStartupDataManager->IsEqual(key, in32Param);
83 abilityAutoStartupDataManager->DeleteAutoStartupData(info);
84 abilityAutoStartupDataManager->DeleteAutoStartupData(strParam, in32Param);
85
86 return true;
87 }
88 }
89
90 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)91 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
92 {
93 /* Run your code on data */
94 if (data == nullptr) {
95 std::cout << "invalid data" << std::endl;
96 return 0;
97 }
98
99 /* Validate the length of size */
100 if (size < OHOS::U32_AT_SIZE) {
101 return 0;
102 }
103
104 char* ch = (char*)malloc(size + 1);
105 if (ch == nullptr) {
106 std::cout << "malloc failed." << std::endl;
107 return 0;
108 }
109
110 (void)memset_s(ch, size + 1, 0x00, size + 1);
111 if (memcpy_s(ch, size + 1, data, size) != EOK) {
112 std::cout << "copy failed." << std::endl;
113 free(ch);
114 ch = nullptr;
115 return 0;
116 }
117
118 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
119 free(ch);
120 ch = nullptr;
121 return 0;
122 }
123
124