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 "abilitymanagerservicesecond_fuzzer.h"
17
18#include <cstddef>
19#include <cstdint>
20
21#define private public
22#define protected public
23#include "ability_manager_service.h"
24#undef protected
25#undef private
26
27#include "ability_record.h"
28
29using namespace OHOS::AAFwk;
30using namespace OHOS::AppExecFwk;
31
32namespace OHOS {
33namespace {
34constexpr int INPUT_ZERO = 0;
35constexpr int INPUT_ONE = 1;
36constexpr int INPUT_THREE = 3;
37constexpr size_t FOO_MAX_LEN = 1024;
38constexpr size_t U32_AT_SIZE = 4;
39constexpr uint8_t ENABLE = 2;
40constexpr size_t OFFSET_ZERO = 24;
41constexpr size_t OFFSET_ONE = 16;
42constexpr size_t OFFSET_TWO = 8;
43}
44
45uint32_t GetU32Data(const char* ptr)
46{
47    // convert fuzz input data to an integer
48    return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
49        ptr[INPUT_THREE];
50}
51
52sptr<Token> GetFuzzAbilityToken()
53{
54    sptr<Token> token = nullptr;
55    AbilityRequest abilityRequest;
56    abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
57    abilityRequest.abilityInfo.name = "MainAbility";
58    abilityRequest.abilityInfo.type = AbilityType::DATA;
59    std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
60    if (abilityRecord) {
61        token = abilityRecord->GetToken();
62    }
63    return token;
64}
65
66bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
67{
68    bool boolParam = *data % ENABLE;
69    int intParam = static_cast<int>(GetU32Data(data));
70    int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
71    std::string stringParam(data, size);
72    sptr<IRemoteObject> token = GetFuzzAbilityToken();
73
74    // fuzz for AbilityManagerService
75    auto abilityms = std::make_shared<AbilityManagerService>();
76    WantSenderInfo wantSenderInfo;
77    abilityms->GetWantSender(wantSenderInfo, token);
78    sptr<IWantSender> target;
79    SenderInfo senderInfo;
80    abilityms->SendWantSender(target, senderInfo);
81    sptr<IWantSender> sender;
82    abilityms->CancelWantSender(sender);
83    abilityms->GetPendingWantUid(target);
84    abilityms->GetPendingWantUserId(target);
85    abilityms->GetPendingWantBundleName(target);
86    abilityms->GetPendingWantCode(target);
87    abilityms->GetPendingWantType(target);
88    sptr<IWantReceiver> receiver;
89    abilityms->RegisterCancelListener(sender, receiver);
90    abilityms->UnregisterCancelListener(sender, receiver);
91    std::shared_ptr<Want> wantPtr;
92    abilityms->GetPendingRequestWant(target, wantPtr);
93    abilityms->LockMissionForCleanup(int32Param);
94    abilityms->UnlockMissionForCleanup(int32Param);
95    sptr<IMissionListener> listener;
96    abilityms->RegisterMissionListener(listener);
97    abilityms->UnRegisterMissionListener(listener);
98    std::vector<MissionInfo> missionInfos;
99    abilityms->GetMissionInfos(stringParam, int32Param, missionInfos);
100    abilityms->GetRemoteMissionInfos(stringParam, int32Param, missionInfos);
101    MissionInfo missionInfo;
102    abilityms->GetMissionInfo(stringParam, int32Param, missionInfo);
103    abilityms->GetRemoteMissionInfo(stringParam, int32Param, missionInfo);
104    abilityms->CleanMission(int32Param);
105    abilityms->CleanAllMissions();
106    abilityms->MoveMissionToFront(int32Param);
107    StartOptions startOptions;
108    abilityms->MoveMissionToFront(int32Param, startOptions);
109    abilityms->GetMissionIdByToken(token);
110    abilityms->IsAbilityControllerStartById(int32Param);
111    sptr<IAbilityConnection> callback;
112    abilityms->GetConnectRecordListByCallback(callback);
113    Uri uri("myFuzzTest");
114    abilityms->AcquireDataAbility(uri, boolParam, token);
115    sptr<IAbilityScheduler> dataAbilityScheduler;
116    abilityms->ReleaseDataAbility(dataAbilityScheduler, token);
117    abilityms->AttachAbilityThread(dataAbilityScheduler, token);
118    std::vector<std::string> info;
119    abilityms->DumpSysInner(stringParam, info, boolParam, boolParam, intParam);
120    abilityms->DumpSysMissionListInner(stringParam, info, boolParam, boolParam, intParam);
121    abilityms->DumpSysAbilityInner(stringParam, info, boolParam, boolParam, intParam);
122    abilityms->DumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
123    abilityms->DumpSysPendingInner(stringParam, info, boolParam, boolParam, intParam);
124    abilityms->DumpSysProcess(stringParam, info, boolParam, boolParam, intParam);
125    abilityms->DataDumpSysStateInner(stringParam, info, boolParam, boolParam, intParam);
126    abilityms->DumpInner(stringParam, info);
127    abilityms->DumpMissionListInner(stringParam, info);
128    abilityms->DumpMissionInfosInner(stringParam, info);
129    abilityms->DumpMissionInner(stringParam, info);
130    abilityms->DumpStateInner(stringParam, info);
131    abilityms->DumpSysState(stringParam, info, boolParam, boolParam, intParam);
132    PacMap saveData;
133    abilityms->AbilityTransitionDone(token, intParam, saveData);
134    sptr<IRemoteObject> remoteObject = GetFuzzAbilityToken();
135    abilityms->ScheduleConnectAbilityDone(token, remoteObject);
136    abilityms->ScheduleDisconnectAbilityDone(token);
137    abilityms->ScheduleCommandAbilityDone(token);
138    abilityms->OnAbilityRequestDone(token, int32Param);
139    AppInfo appInfo;
140    abilityms->OnAppStateChanged(appInfo);
141
142    return true;
143}
144}
145
146/* Fuzzer entry point */
147extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
148{
149    /* Run your code on data */
150    if (data == nullptr) {
151        return 0;
152    }
153
154    /* Validate the length of size */
155    if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
156        return 0;
157    }
158
159    char* ch = (char*)malloc(size + 1);
160    if (ch == nullptr) {
161        std::cout << "malloc failed." << std::endl;
162        return 0;
163    }
164
165    (void)memset_s(ch, size + 1, 0x00, size + 1);
166    if (memcpy_s(ch, size, data, size) != EOK) {
167        std::cout << "copy failed." << std::endl;
168        free(ch);
169        ch = nullptr;
170        return 0;
171    }
172
173    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
174    free(ch);
175    ch = nullptr;
176    return 0;
177}
178
179