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
28using namespace OHOS::AAFwk;
29using namespace OHOS::AppExecFwk;
30
31namespace OHOS {
32namespace {
33constexpr int INPUT_ZERO = 0;
34constexpr int INPUT_ONE = 1;
35constexpr int INPUT_THREE = 3;
36constexpr size_t FOO_MAX_LEN = 1024;
37constexpr uint8_t ENABLE = 2;
38constexpr size_t U32_AT_SIZE = 4;
39constexpr size_t OFFSET_ZERO = 24;
40constexpr size_t OFFSET_ONE = 16;
41constexpr size_t OFFSET_TWO = 8;
42}
43
44uint32_t GetU32Data(const char* ptr)
45{
46    // convert fuzz input data to an integer
47    return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
48        ptr[INPUT_THREE];
49}
50
51bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
52{
53    auto abilityAutoStartupDataManager = std::make_shared<AbilityRuntime::AbilityAutoStartupDataManager>();
54    AbilityRuntime::AutoStartupInfo info;
55    bool isAutoStartup = *data % ENABLE;
56    bool isEdmForce = *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);
64    abilityAutoStartupDataManager->GetCurrentAppAutoStartupData(strParam, infoList, strParam);
65    abilityAutoStartupDataManager->GetKvStore();
66    abilityAutoStartupDataManager->CheckKvStore();
67    DistributedKv::Value value;
68    DistributedKv::Key key;
69    abilityAutoStartupDataManager->ConvertAutoStartupStatusFromValue(value, isAutoStartup, isEdmForce);
70    abilityAutoStartupDataManager->ConvertAutoStartupDataToKey(info);
71    abilityAutoStartupDataManager->ConvertAutoStartupInfoFromKeyAndValue(key, value);
72    nlohmann::json jsonObject;
73    std::string keys(data, size);
74    std::string values(data, size);
75    bool checkEmpty = *data % ENABLE;
76    abilityAutoStartupDataManager->IsEqual(jsonObject, keys, values, checkEmpty);
77    abilityAutoStartupDataManager->IsEqual(jsonObject, keys, values);
78    abilityAutoStartupDataManager->IsEqual(key, info);
79    abilityAutoStartupDataManager->IsEqual(key, strParam);
80    abilityAutoStartupDataManager->IsEqual(key, in32Param);
81    abilityAutoStartupDataManager->DeleteAutoStartupData(info);
82    abilityAutoStartupDataManager->DeleteAutoStartupData(strParam, in32Param);
83
84    return true;
85}
86}
87
88/* Fuzzer entry point */
89extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
90{
91    /* Run your code on data */
92    if (data == nullptr) {
93        std::cout << "invalid data" << std::endl;
94        return 0;
95    }
96
97    /* Validate the length of size */
98    if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
99        return 0;
100    }
101
102    char* ch = (char*)malloc(size + 1);
103    if (ch == nullptr) {
104        std::cout << "malloc failed." << std::endl;
105        return 0;
106    }
107
108    (void)memset_s(ch, size + 1, 0x00, size + 1);
109    if (memcpy_s(ch, size + 1, data, size) != EOK) {
110        std::cout << "copy failed." << std::endl;
111        free(ch);
112        ch = nullptr;
113        return 0;
114    }
115
116    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
117    free(ch);
118    ch = nullptr;
119    return 0;
120}
121
122