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 FOO_MAX_LEN = 1024;
40 constexpr size_t U32_AT_SIZE = 4;
41 constexpr uint8_t ENABLE = 2;
42 constexpr size_t OFFSET_ZERO = 24;
43 constexpr size_t OFFSET_ONE = 16;
44 constexpr size_t OFFSET_TWO = 8;
45 class MyAbilityConnection : public IAbilityConnection {
46 public:
47 MyAbilityConnection() = default;
48 virtual ~MyAbilityConnection() = default;
OnAbilityConnectDone(const AppExecFwk::ElementName & element,const sptr<IRemoteObject> & remoteObject,int resultCode)49 void OnAbilityConnectDone(
50 const AppExecFwk::ElementName& element, const sptr<IRemoteObject>& remoteObject, int resultCode) override
51 {}
OnAbilityDisconnectDone(const AppExecFwk::ElementName & element,int resultCode)52 void OnAbilityDisconnectDone(const AppExecFwk::ElementName& element, int resultCode) override
53 {}
AsObject()54 sptr<IRemoteObject> AsObject() override
55 {
56 return {};
57 }
58 };
59 }
60
GetU32Data(const char * ptr)61 uint32_t GetU32Data(const char* ptr)
62 {
63 // convert fuzz input data to an integer
64 return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
65 ptr[INPUT_THREE];
66 }
67
GetFuzzAbilityToken()68 sptr<Token> GetFuzzAbilityToken()
69 {
70 sptr<Token> token = nullptr;
71 AbilityRequest abilityRequest;
72 abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
73 abilityRequest.abilityInfo.name = "MainAbility";
74 abilityRequest.abilityInfo.type = AbilityType::DATA;
75 std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
76 if (abilityRecord) {
77 token = abilityRecord->GetToken();
78 }
79 return token;
80 }
81
DoSomethingInterestingWithMyAPI1(AbilityManagerService & abilityms,Want & want,sptr<IRemoteObject> token)82 void DoSomethingInterestingWithMyAPI1(AbilityManagerService &abilityms, Want& want,
83 sptr<IRemoteObject> token)
84 {
85 sptr<IAbilityConnection> connect(new MyAbilityConnection());
86 abilityms.InitStartupFlag();
87 abilityms.QueryServiceState();
88 AbilityRequest abilityRequest;
89 AppExecFwk::ExtensionAbilityType extensionType = ExtensionAbilityType::SERVICE;
90 abilityms.CheckOptExtensionAbility(want, abilityRequest, int32Param, extensionType);
91 AppExecFwk::AbilityInfo abilityInfo;
92 abilityms.ReportAbilitStartInfoToRSS(abilityInfo);
93 abilityms.ReportEventToSuspendManager(abilityInfo);
94 abilityms.StartExtensionAbility(want, token, int32Param, extensionType);
95 abilityms.StopExtensionAbility(want, token, int32Param, extensionType);
96 abilityms.TerminateAbility(token, intParam, want);
97 abilityms.CloseAbility(token, intParam, want);
98 abilityms.TerminateAbilityWithFlag(token, intParam, &want, boolParam);
99 abilityms.SendResultToAbility(intParam, intParam, want);
100 abilityms.StartRemoteAbility(want, intParam, int32Param, token);
101 abilityms.CheckIfOperateRemote(want);
102 abilityms.AnonymizeDeviceId(stringParam);
103 abilityms.MinimizeAbility(token, boolParam);
104 abilityms.ConnectAbility(want, connect, token, int32Param);
105 abilityms.ConnectAbilityCommon(want, connect, token, extensionType, int32Param);
106 abilityms.BuildEventInfo(want, int32Param);
107 abilityms.DisconnectAbility(connect);
108 abilityms.ConnectLocalAbility(want, int32Param, connect, token, extensionType);
109 abilityms.ConnectRemoteAbility(want, token, token);
110 abilityms.DisconnectLocalAbility(connect);
111 abilityms.DisconnectRemoteAbility(token);
112 AAFwk::WantParams wantParams;
113 abilityms.ContinueMission(stringParam, stringParam, int32Param, token, wantParams);
114 abilityms.ContinueAbility(stringParam, int32Param, uint32Param);
115 abilityms.StartContinuation(want, token, int32Param);
116 abilityms.NotifyCompleteContinuation(stringParam, int32Param, boolParam);
117 abilityms.NotifyContinuationResult(int32Param, int32Param);
118 abilityms.StartSyncRemoteMissions(stringParam, boolParam, int64Param);
119 abilityms.StopSyncRemoteMissions(stringParam);
120 }
121
DoSomethingInterestingWithMyAPI2(AbilityManagerService & abilityms,Want & want,sptr<IRemoteObject> token)122 void DoSomethingInterestingWithMyAPI2(AbilityManagerService &abilityms, Want& want,
123 sptr<IRemoteObject> token)
124 {
125 sptr<AbilityRuntime::IConnectionObserver> observer;
126 abilityms.RegisterObserver(observer);
127 abilityms.UnregisterObserver(observer);
128 std::vector<AbilityRuntime::DlpConnectionInfo> infos;
129 abilityms.GetDlpConnectionInfos(infos);
130 std::vector<AbilityRuntime::ConnectionData> connectionData;
131 abilityms.GetConnectionData(connectionData);
132
133 sptr<SessionInfo> extensionSessionInfo;
134 abilityms.StartUIExtensionAbility(extensionSessionInfo, int32Param);
135 extensionSessionInfo = sptr<SessionInfo>(new (std::nothrow) SessionInfo());
136 extensionSessionInfo->sessionToken = token;
137 extensionSessionInfo->callerToken = token;
138 extensionSessionInfo->persistentId = int32Param;
139 extensionSessionInfo->resultCode = int32Param;
140 extensionSessionInfo->requestCode = int32Param;
141 extensionSessionInfo->errorReason = stringParam;
142 extensionSessionInfo->errorCode = int32Param;
143 extensionSessionInfo->uiAbilityId = int64Param;
144 extensionSessionInfo->userId = int32Param;
145 extensionSessionInfo->state = CallToState::FOREGROUND;
146 extensionSessionInfo->want = want;
147 abilityms.StartUIExtensionAbility(extensionSessionInfo, int32Param);
148 }
149
DoSomethingInterestingWithMyAPI(const char * data,size_t size)150 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
151 {
152 bool boolParam = *data % ENABLE;
153 int intParam = static_cast<int>(GetU32Data(data));
154 int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
155 int64_t int64Param = static_cast<int64_t>(GetU32Data(data));
156 uint32_t uint32Param = GetU32Data(data);
157 std::string stringParam(data, size);
158 Parcel wantParcel;
159 Want* want = nullptr;
160 if (wantParcel.WriteBuffer(data, size)) {
161 want = Want::Unmarshalling(wantParcel);
162 if (!want) {
163 return false;
164 }
165 }
166 sptr<IRemoteObject> token = GetFuzzAbilityToken();
167
168 // fuzz for AbilityManagerService
169 auto abilityms = std::make_shared<AbilityManagerService>();
170 DoSomethingInterestingWithMyAPI1(*abilityms, *want, token);
171 DoSomethingInterestingWithMyAPI2(*abilityms, *want, token);
172 if (!want) {
173 delete want;
174 want = nullptr;
175 }
176
177 return true;
178 }
179 }
180
181 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)182 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
183 {
184 /* Run your code on data */
185 if (data == nullptr) {
186 return 0;
187 }
188
189 /* Validate the length of size */
190 if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
191 return 0;
192 }
193
194 char* ch = (char*)malloc(size + 1);
195 if (ch == nullptr) {
196 std::cout << "malloc failed." << std::endl;
197 return 0;
198 }
199
200 (void)memset_s(ch, size + 1, 0x00, size + 1);
201 if (memcpy_s(ch, size, data, size) != EOK) {
202 std::cout << "copy failed." << std::endl;
203 free(ch);
204 ch = nullptr;
205 return 0;
206 }
207
208 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
209 free(ch);
210 ch = nullptr;
211 return 0;
212 }
213
214