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 "abilitymanagerservicefirst_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_connect_callback_interface.h"
28 #include "ability_connect_callback_stub.h"
29 #include "ability_record.h"
30
31 using namespace OHOS::AAFwk;
32 using namespace OHOS::AppExecFwk;
33
34 namespace OHOS {
35 namespace {
36 constexpr int INPUT_ZERO = 0;
37 constexpr int INPUT_ONE = 1;
38 constexpr int INPUT_THREE = 3;
39 constexpr size_t U32_AT_SIZE = 4;
40 constexpr uint8_t ENABLE = 2;
41 constexpr size_t OFFSET_ZERO = 24;
42 constexpr size_t OFFSET_ONE = 16;
43 constexpr size_t OFFSET_TWO = 8;
44 class MyAbilityConnection : public IAbilityConnection {
45 public:
46 MyAbilityConnection() = default;
47 virtual ~MyAbilityConnection() = default;
OnAbilityConnectDone(const AppExecFwk::ElementName & element,const sptr<IRemoteObject> & remoteObject,int resultCode)48 void OnAbilityConnectDone(
49 const AppExecFwk::ElementName& element, const sptr<IRemoteObject>& remoteObject, int resultCode) override
50 {}
OnAbilityDisconnectDone(const AppExecFwk::ElementName & element,int resultCode)51 void OnAbilityDisconnectDone(const AppExecFwk::ElementName& element, int resultCode) override
52 {}
AsObject()53 sptr<IRemoteObject> AsObject() override
54 {
55 return {};
56 }
57 };
58 }
59
GetU32Data(const char * ptr)60 uint32_t GetU32Data(const char* ptr)
61 {
62 // convert fuzz input data to an integer
63 return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
64 ptr[INPUT_THREE];
65 }
66
GetFuzzAbilityToken()67 sptr<Token> GetFuzzAbilityToken()
68 {
69 sptr<Token> token = nullptr;
70 AbilityRequest abilityRequest;
71 abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
72 abilityRequest.abilityInfo.name = "MainAbility";
73 abilityRequest.abilityInfo.type = AbilityType::DATA;
74 std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
75 if (abilityRecord) {
76 token = abilityRecord->GetToken();
77 }
78 return token;
79 }
80
DoSomethingInterestingWithMyAPI1(AbilityManagerService & abilityms,Want & want,sptr<IRemoteObject> token,const char * data,size_t size)81 void DoSomethingInterestingWithMyAPI1(AbilityManagerService &abilityms, Want& want,
82 sptr<IRemoteObject> token, const char* data, size_t size)
83 {
84 bool boolParam = *data % ENABLE;
85 int intParam = static_cast<int>(GetU32Data(data));
86 int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
87 int64_t int64Param = static_cast<int64_t>(GetU32Data(data));
88 uint32_t uint32Param = GetU32Data(data);
89 std::string stringParam(data, size);
90 sptr<IAbilityConnection> connect(new MyAbilityConnection());
91 abilityms.InitStartupFlag();
92 abilityms.QueryServiceState();
93 AbilityRequest abilityRequest;
94 AppExecFwk::ExtensionAbilityType extensionType = ExtensionAbilityType::SERVICE;
95 abilityms.CheckOptExtensionAbility(want, abilityRequest, int32Param, extensionType);
96 AppExecFwk::AbilityInfo abilityInfo;
97 abilityms.ReportAbilityStartInfoToRSS(abilityInfo);
98 abilityms.ReportEventToRSS(abilityInfo, token);
99 abilityms.StartExtensionAbility(want, token, int32Param, extensionType);
100 abilityms.StopExtensionAbility(want, token, int32Param, extensionType);
101 abilityms.TerminateAbility(token, intParam, &want);
102 abilityms.CloseAbility(token, intParam, &want);
103 abilityms.TerminateAbilityWithFlag(token, intParam, &want, boolParam);
104 abilityms.SendResultToAbility(intParam, intParam, want);
105 abilityms.StartRemoteAbility(want, intParam, int32Param, token);
106 abilityms.CheckIfOperateRemote(want);
107 abilityms.AnonymizeDeviceId(stringParam);
108 abilityms.MinimizeAbility(token, boolParam);
109 abilityms.ConnectAbility(want, connect, token, int32Param);
110 abilityms.ConnectAbilityCommon(want, connect, token, extensionType, int32Param);
111 abilityms.BuildEventInfo(want, int32Param);
112 abilityms.DisconnectAbility(connect);
113 abilityms.ConnectLocalAbility(want, int32Param, connect, token, extensionType);
114 abilityms.ConnectRemoteAbility(want, token, token);
115 abilityms.DisconnectLocalAbility(connect);
116 abilityms.DisconnectRemoteAbility(token);
117 AAFwk::WantParams wantParams;
118 abilityms.ContinueMission(stringParam, stringParam, int32Param, token, wantParams);
119 abilityms.ContinueAbility(stringParam, int32Param, uint32Param);
120 abilityms.StartContinuation(want, token, int32Param);
121 abilityms.NotifyCompleteContinuation(stringParam, int32Param, boolParam);
122 abilityms.NotifyContinuationResult(int32Param, int32Param);
123 abilityms.StartSyncRemoteMissions(stringParam, boolParam, int64Param);
124 abilityms.StopSyncRemoteMissions(stringParam);
125 }
126
DoSomethingInterestingWithMyAPI2(AbilityManagerService & abilityms,Want & want,sptr<IRemoteObject> token,const char * data,size_t size)127 void DoSomethingInterestingWithMyAPI2(AbilityManagerService &abilityms, Want& want,
128 sptr<IRemoteObject> token, const char* data, size_t size)
129 {
130 int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
131 int64_t int64Param = static_cast<int64_t>(GetU32Data(data));
132 std::string stringParam(data, size);
133 sptr<AbilityRuntime::IConnectionObserver> observer;
134 abilityms.RegisterObserver(observer);
135 abilityms.UnregisterObserver(observer);
136 #ifdef WITH_DLP
137 std::vector<AbilityRuntime::DlpConnectionInfo> infos;
138 abilityms.GetDlpConnectionInfos(infos);
139 #endif // WITH_DLP
140 std::vector<AbilityRuntime::ConnectionData> connectionData;
141 abilityms.GetConnectionData(connectionData);
142
143 sptr<SessionInfo> extensionSessionInfo;
144 abilityms.StartUIExtensionAbility(extensionSessionInfo, int32Param);
145 extensionSessionInfo = sptr<SessionInfo>(new (std::nothrow) SessionInfo());
146 extensionSessionInfo->sessionToken = token;
147 extensionSessionInfo->callerToken = token;
148 extensionSessionInfo->persistentId = int32Param;
149 extensionSessionInfo->resultCode = int32Param;
150 extensionSessionInfo->requestCode = int32Param;
151 extensionSessionInfo->errorReason = stringParam;
152 extensionSessionInfo->errorCode = int32Param;
153 extensionSessionInfo->uiAbilityId = int64Param;
154 extensionSessionInfo->userId = int32Param;
155 extensionSessionInfo->state = CallToState::FOREGROUND;
156 extensionSessionInfo->want = want;
157 abilityms.StartUIExtensionAbility(extensionSessionInfo, int32Param);
158 }
159
DoSomethingInterestingWithMyAPI(const char * data,size_t size)160 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
161 {
162 Parcel wantParcel;
163 Want* want = nullptr;
164 if (wantParcel.WriteBuffer(data, size)) {
165 want = Want::Unmarshalling(wantParcel);
166 if (!want) {
167 return false;
168 }
169 }
170 sptr<IRemoteObject> token = GetFuzzAbilityToken();
171
172 // fuzz for AbilityManagerService
173 auto abilityms = std::make_shared<AbilityManagerService>();
174 DoSomethingInterestingWithMyAPI1(*abilityms, *want, token, data, size);
175 DoSomethingInterestingWithMyAPI2(*abilityms, *want, token, data, size);
176 if (!want) {
177 delete want;
178 want = nullptr;
179 }
180
181 return true;
182 }
183 }
184
185 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)186 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
187 {
188 /* Run your code on data */
189 if (data == nullptr) {
190 return 0;
191 }
192
193 /* Validate the length of size */
194 if (size < OHOS::U32_AT_SIZE) {
195 return 0;
196 }
197
198 char* ch = static_cast<char*>(malloc(size + 1));
199 if (ch == nullptr) {
200 std::cout << "malloc failed." << std::endl;
201 return 0;
202 }
203
204 (void)memset_s(ch, size + 1, 0x00, size + 1);
205 if (memcpy_s(ch, size, data, size) != EOK) {
206 std::cout << "copy failed." << std::endl;
207 free(ch);
208 ch = nullptr;
209 return 0;
210 }
211
212 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
213 free(ch);
214 ch = nullptr;
215 return 0;
216 }
217
218