1 /*
2 * Copyright (c) 2023 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 "geoconvertservice_fuzzer.h"
17
18 #include "accesstoken_kit.h"
19 #include "if_system_ability_manager.h"
20 #include "iservice_registry.h"
21 #include "message_option.h"
22 #include "message_parcel.h"
23 #include "nativetoken_kit.h"
24 #include "system_ability_definition.h"
25 #include "token_setproc.h"
26 #include "locationhub_ipc_interface_code.h"
27
28 #include "location.h"
29 #include "locator_ability.h"
30 #ifdef FEATURE_GEOCODE_SUPPORT
31 #include "geo_convert_service.h"
32 #endif
33 #include "permission_manager.h"
34
35 namespace OHOS {
36 using namespace OHOS::Location;
37 const int32_t MAX_MEM_SIZE = 4 * 1024 * 1024;
38 const int32_t LOCATION_PERM_NUM = 4;
MockNativePermission()39 void MockNativePermission()
40 {
41 const char *perms[] = {
42 ACCESS_LOCATION.c_str(), ACCESS_APPROXIMATELY_LOCATION.c_str(),
43 ACCESS_BACKGROUND_LOCATION.c_str(), MANAGE_SECURE_SETTINGS.c_str(),
44 };
45 NativeTokenInfoParams infoInstance = {
46 .dcapsNum = 0,
47 .permsNum = LOCATION_PERM_NUM,
48 .aclsNum = 0,
49 .dcaps = nullptr,
50 .perms = perms,
51 .acls = nullptr,
52 .processName = "Geocode_FuzzTest",
53 .aplStr = "system_basic",
54 };
55 auto tokenId = GetAccessTokenId(&infoInstance);
56 SetSelfTokenID(tokenId);
57 Security::AccessToken::AccessTokenKit::ReloadNativeTokenInfo();
58 LocatorAbility::GetInstance()->EnableAbility(true);
59 }
60
ParseData(const uint8_t* data, size_t size)61 char* ParseData(const uint8_t* data, size_t size)
62 {
63 if (data == nullptr) {
64 return nullptr;
65 }
66
67 if (size > MAX_MEM_SIZE) {
68 return nullptr;
69 }
70
71 char* ch = (char *)malloc(size + 1);
72 if (ch == nullptr) {
73 return nullptr;
74 }
75
76 (void)memset_s(ch, size + 1, 0x00, size + 1);
77 if (memcpy_s(ch, size, data, size) != EOK) {
78 free(ch);
79 ch = nullptr;
80 return nullptr;
81 }
82 return ch;
83 }
84
85 #ifdef FEATURE_GEOCODE_SUPPORT
GeoConvertServiceFuzzTest001(const char* data, size_t size)86 bool GeoConvertServiceFuzzTest001(const char* data, size_t size)
87 {
88 MessageParcel requestParcel;
89 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
90 requestParcel.WriteBuffer(data, size);
91 requestParcel.RewindRead(0);
92
93 MessageParcel reply;
94 MessageOption option;
95
96 auto service1 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
97 service1->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::IS_AVAILABLE),
98 requestParcel, reply, option);
99
100 return true;
101 }
102
GeoConvertServiceFuzzTest002(const char* data, size_t size)103 bool GeoConvertServiceFuzzTest002(const char* data, size_t size)
104 {
105 MessageParcel requestParcel;
106 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
107 requestParcel.WriteBuffer(data, size);
108 requestParcel.RewindRead(0);
109
110 MessageParcel reply;
111 MessageOption option;
112
113 auto service2 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
114 service2->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::GET_FROM_COORDINATE),
115 requestParcel, reply, option);
116
117 return true;
118 }
119
GeoConvertServiceFuzzTest003(const char* data, size_t size)120 bool GeoConvertServiceFuzzTest003(const char* data, size_t size)
121 {
122 MessageParcel requestParcel;
123 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
124 requestParcel.WriteBuffer(data, size);
125 requestParcel.RewindRead(0);
126
127 MessageParcel reply;
128 MessageOption option;
129
130 auto service3 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
131 service3->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::GET_FROM_LOCATION_NAME_BY_BOUNDARY),
132 requestParcel, reply, option);
133
134 return true;
135 }
136
GeoConvertServiceFuzzTest004(const char* data, size_t size)137 bool GeoConvertServiceFuzzTest004(const char* data, size_t size)
138 {
139 MessageParcel requestParcel;
140 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
141 requestParcel.WriteBuffer(data, size);
142 requestParcel.RewindRead(0);
143
144 MessageParcel reply;
145 MessageOption option;
146
147 auto service4 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
148 service4->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::ENABLE_REVERSE_GEOCODE_MOCK),
149 requestParcel, reply, option);
150
151 return true;
152 }
153
GeoConvertServiceFuzzTest005(const char* data, size_t size)154 bool GeoConvertServiceFuzzTest005(const char* data, size_t size)
155 {
156 MessageParcel requestParcel;
157 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
158 requestParcel.WriteBuffer(data, size);
159 requestParcel.RewindRead(0);
160
161 MessageParcel reply;
162 MessageOption option;
163
164 auto service5 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
165 service5->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::DISABLE_REVERSE_GEOCODE_MOCK),
166 requestParcel, reply, option);
167
168 return true;
169 }
170
GeoConvertServiceFuzzTest006(const char* data, size_t size)171 bool GeoConvertServiceFuzzTest006(const char* data, size_t size)
172 {
173 MessageParcel requestParcel;
174 requestParcel.WriteInterfaceToken(u"location.IGeoConvert");
175 requestParcel.WriteBuffer(data, size);
176 requestParcel.RewindRead(0);
177
178 MessageParcel reply;
179 MessageOption option;
180
181 auto service6 = sptr<GeoConvertService>(new (std::nothrow) GeoConvertService());
182 service6->OnRemoteRequest(static_cast<uint32_t>(GeoConvertInterfaceCode::SET_REVERSE_GEOCODE_MOCKINFO),
183 requestParcel, reply, option);
184
185 return true;
186 }
187 #endif
188 } // namespace OHOS
189
190 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)191 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
192 {
193 OHOS::MockNativePermission();
194 char* ch = OHOS::ParseData(data, size);
195 if (ch != nullptr) {
196 #ifdef FEATURE_GEOCODE_SUPPORT
197 OHOS::GeoConvertServiceFuzzTest001(ch, size);
198 OHOS::GeoConvertServiceFuzzTest002(ch, size);
199 OHOS::GeoConvertServiceFuzzTest003(ch, size);
200 OHOS::GeoConvertServiceFuzzTest004(ch, size);
201 OHOS::GeoConvertServiceFuzzTest005(ch, size);
202 OHOS::GeoConvertServiceFuzzTest006(ch, size);
203 #endif
204 free(ch);
205 ch = nullptr;
206 }
207 return 0;
208 }
209
210