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 "uiabilitylifecyclemanagera_fuzzer.h"
17
18#include <cstddef>
19#include <cstdint>
20
21#define private public
22#include "ui_ability_lifecycle_manager.h"
23#undef private
24
25#include "ability_record.h"
26
27using namespace OHOS::AAFwk;
28using namespace OHOS::AppExecFwk;
29
30namespace OHOS {
31namespace {
32constexpr int INPUT_ZERO = 0;
33constexpr int INPUT_ONE = 1;
34constexpr int INPUT_TWO = 2;
35constexpr int INPUT_THREE = 3;
36constexpr size_t FOO_MAX_LEN = 1024;
37constexpr size_t U32_AT_SIZE = 4;
38constexpr size_t OFFSET_ZERO = 24;
39constexpr size_t OFFSET_ONE = 16;
40constexpr size_t OFFSET_TWO = 8;
41constexpr uint8_t ENABLE = 2;
42} // namespace
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[INPUT_TWO] << OFFSET_TWO) |
48        ptr[INPUT_THREE];
49}
50
51sptr<Token> GetFuzzAbilityToken()
52{
53    sptr<Token> token = nullptr;
54    AbilityRequest abilityRequest;
55    abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
56    abilityRequest.abilityInfo.name = "MainAbility";
57    abilityRequest.abilityInfo.type = AbilityType::DATA;
58    std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
59    if (abilityRecord) {
60        token = abilityRecord->GetToken();
61    }
62    return token;
63}
64
65void DoSomethingInterestingWithMyAPI1(const char *data, size_t size)
66{
67    int32_t userId = static_cast<int32_t>(GetU32Data(data));
68    auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
69    Want want1;
70    bool boolParam = *data % ENABLE;
71    std::string strParam(data, size);
72    int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
73    uint32_t requestId = static_cast<uint32_t>(GetU32Data(data));
74    uIAbilityLifecycleManager->OnAcceptWantResponse(want1, strParam, requestId);
75    uIAbilityLifecycleManager->OnStartSpecifiedProcessResponse(want1, strParam, requestId);
76    uIAbilityLifecycleManager->OnStartSpecifiedAbilityTimeoutResponse(want1, requestId);
77    uIAbilityLifecycleManager->OnStartSpecifiedProcessTimeoutResponse(want1, requestId);
78    uIAbilityLifecycleManager->StartSpecifiedAbilityBySCB(want1);
79    sptr<IRemoteObject> callStub;
80    std::shared_ptr<AbilityRecord> abilityRecord4;
81    uIAbilityLifecycleManager->CallRequestDone(abilityRecord4, callStub);
82    sptr<IAbilityConnection> connect;
83    AppExecFwk::ElementName element;
84    sptr<IRemoteObject> token = GetFuzzAbilityToken();
85    uIAbilityLifecycleManager->ReleaseCallLocked(connect,  element);
86    std::shared_ptr<CallRecord> callRecord;
87    uIAbilityLifecycleManager->OnCallConnectDied(callRecord);
88    uIAbilityLifecycleManager->GetSessionIdByAbilityToken(token);
89    std::vector<std::string> abilityList;
90    uIAbilityLifecycleManager->GetActiveAbilityList(int32Param, abilityList, int32Param);
91    std::shared_ptr<AbilityRecord> abilityRecord5;
92    uIAbilityLifecycleManager->PrepareTerminateAbility(abilityRecord5);
93    uIAbilityLifecycleManager->GetAbilityRecordsById(int32Param);
94    uIAbilityLifecycleManager->CheckAbilityNumber(strParam, strParam, strParam);
95    uIAbilityLifecycleManager->MoreAbilityNumbersSendEventInfo(int32Param, strParam, strParam, strParam);
96    AppInfo info;
97    info.state = AppState::TERMINATED;
98    uIAbilityLifecycleManager->OnAppStateChanged(info);
99    info.state = AppState::END;
100    uIAbilityLifecycleManager->OnAppStateChanged(info);
101}
102
103bool DoSomethingInterestingWithMyAPI(const char *data, size_t size)
104{
105    int32_t userId = static_cast<int32_t>(GetU32Data(data));
106    auto uIAbilityLifecycleManager = std::make_shared<UIAbilityLifecycleManager>(userId);
107    std::string strParam(data, size);
108    int32_t uid = static_cast<int32_t>(GetU32Data(data));
109    uIAbilityLifecycleManager->SignRestartAppFlag(uid);
110    AbilityRequest abilityRequest;
111    sptr<SessionInfo> sessionInfo;
112    uint32_t sceneFlag = GetU32Data(data);
113    bool boolParam = *data % ENABLE;
114    uIAbilityLifecycleManager->StartUIAbility(abilityRequest, sessionInfo, sceneFlag, boolParam);
115    sptr<IRemoteObject> token = GetFuzzAbilityToken();
116    int intParam = static_cast<int>(GetU32Data(data));
117    AppExecFwk::PacMap saveData;
118    uIAbilityLifecycleManager->AbilityTransactionDone(token, intParam, saveData);
119    sptr<IAbilityScheduler> scheduler;
120    uIAbilityLifecycleManager->AttachAbilityThread(scheduler, token);
121    int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
122    uIAbilityLifecycleManager->OnAbilityRequestDone(token, int32Param);
123    uIAbilityLifecycleManager->IsContainsAbility(token);
124    std::shared_ptr<AbilityRecord> abilityRecord;
125    uIAbilityLifecycleManager->NotifySCBToMinimizeUIAbility(abilityRecord, token);
126    std::shared_ptr<AbilityRecord> abilityRecord1;
127    uIAbilityLifecycleManager->MinimizeUIAbility(abilityRecord1, boolParam, sceneFlag);
128    sptr<SessionInfo> sessionInfo1;
129    uIAbilityLifecycleManager->GetUIAbilityRecordBySessionInfo(sessionInfo1);
130    Want *want;
131    std::shared_ptr<AbilityRecord> abilityRecord2;
132    uIAbilityLifecycleManager->CloseUIAbility(abilityRecord2, intParam, want, boolParam);
133    sptr<IRemoteObject> rootSceneSession;
134    uIAbilityLifecycleManager->SetRootSceneSession(rootSceneSession);
135    AbilityRequest abilityRequest1;
136    uIAbilityLifecycleManager->NotifySCBToStartUIAbility(abilityRequest1);
137    sptr<SessionInfo> sessionInfo2;
138    AbilityRequest abilityRequest2;
139    uIAbilityLifecycleManager->NotifySCBToPreStartUIAbility(abilityRequest2, sessionInfo2);
140    uint32_t msgId = static_cast<uint32_t>(GetU32Data(data));
141    int64_t abilityRecordId = static_cast<int64_t>(GetU32Data(data));
142    uIAbilityLifecycleManager->OnTimeOut(msgId, abilityRecordId, boolParam);
143    std::shared_ptr<AbilityRecord> abilityRecord3;
144    AbilityRequest abilityRequest3;
145    uIAbilityLifecycleManager->OnAbilityDied(abilityRecord3);
146    uIAbilityLifecycleManager->ResolveLocked(abilityRequest3);
147    sptr<SessionInfo> sessionInfo3;
148    uIAbilityLifecycleManager->CallUIAbilityBySCB(sessionInfo3, boolParam);
149    DoSomethingInterestingWithMyAPI1(data, size);
150
151    return true;
152}
153} // namespace OHOS
154
155/* Fuzzer entry point */
156extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
157{
158    /* Run your code on data */
159    if (data == nullptr) {
160        std::cout << "invalid data" << std::endl;
161        return 0;
162    }
163
164    /* Validate the length of size */
165    if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
166        return 0;
167    }
168
169    char *ch = (char *)malloc(size + 1);
170    if (ch == nullptr) {
171        std::cout << "malloc failed." << std::endl;
172        return 0;
173    }
174
175    (void)memset_s(ch, size + 1, 0x00, size + 1);
176    if (memcpy_s(ch, size + 1, data, size) != EOK) {
177        std::cout << "copy failed." << std::endl;
178        free(ch);
179        ch = nullptr;
180        return 0;
181    }
182
183    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
184    free(ch);
185    ch = nullptr;
186    return 0;
187}