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 "getsimeons_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <thread>
21
22 #define private public
23 #include "addcoreservicetoken_fuzzer.h"
24 #include "core_service.h"
25 #include "core_service_stub.h"
26 #include "napi_util.h"
27 #include "system_ability_definition.h"
28 #include "unistd.h"
29
30 using namespace OHOS::Telephony;
31 namespace OHOS {
32 static bool g_isInited = false;
33 constexpr int32_t SLOT_NUM = 2;
34 constexpr int32_t CHOICE_NUM = 2;
35 constexpr int32_t SLEEP_TIME_SECONDS = 10;
36
IsServiceInited()37 bool IsServiceInited()
38 {
39 if (!g_isInited) {
40 auto onStart = [] { DelayedSingleton<CoreService>::GetInstance()->OnStart(); };
41 std::thread startThread(onStart);
42 pthread_setname_np(startThread.native_handle(), "getsimeons_fuzzer");
43 startThread.join();
44
45 sleep(SLEEP_TIME_SECONDS);
46 if (DelayedSingleton<CoreService>::GetInstance()->GetServiceRunningState() ==
47 static_cast<int32_t>(ServiceRunningState::STATE_RUNNING)) {
48 g_isInited = true;
49 }
50 }
51 return g_isInited;
52 }
53
IsNrSupported(const uint8_t * data,size_t size)54 void IsNrSupported(const uint8_t *data, size_t size)
55 {
56 if (!IsServiceInited()) {
57 return;
58 }
59
60 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
61 MessageParcel dataMessageParcel;
62 dataMessageParcel.WriteInt32(slotId);
63 dataMessageParcel.WriteBuffer(data, size);
64 dataMessageParcel.RewindRead(0);
65 MessageParcel reply;
66 DelayedSingleton<CoreService>::GetInstance()->OnIsNrSupported(dataMessageParcel, reply);
67 }
68
GetPsRadioTech(const uint8_t * data,size_t size)69 void GetPsRadioTech(const uint8_t *data, size_t size)
70 {
71 if (!IsServiceInited()) {
72 return;
73 }
74
75 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
76 MessageParcel dataMessageParcel;
77 dataMessageParcel.WriteInt32(slotId);
78 dataMessageParcel.WriteBuffer(data, size);
79 dataMessageParcel.RewindRead(0);
80 MessageParcel reply;
81 DelayedSingleton<CoreService>::GetInstance()->OnGetPsRadioTech(dataMessageParcel, reply);
82 }
83
GetCsRadioTech(const uint8_t * data,size_t size)84 void GetCsRadioTech(const uint8_t *data, size_t size)
85 {
86 if (!IsServiceInited()) {
87 return;
88 }
89
90 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
91 MessageParcel dataMessageParcel;
92 dataMessageParcel.WriteInt32(slotId);
93 dataMessageParcel.WriteBuffer(data, size);
94 dataMessageParcel.RewindRead(0);
95 MessageParcel reply;
96 DelayedSingleton<CoreService>::GetInstance()->OnGetCsRadioTech(dataMessageParcel, reply);
97 }
98
GetNrOptionMode(const uint8_t * data,size_t size)99 void GetNrOptionMode(const uint8_t *data, size_t size)
100 {
101 if (!IsServiceInited()) {
102 return;
103 }
104
105 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
106 MessageParcel dataMessageParcel;
107 dataMessageParcel.WriteInt32(slotId);
108 dataMessageParcel.WriteBuffer(data, size);
109 dataMessageParcel.RewindRead(0);
110 MessageParcel reply;
111 DelayedSingleton<CoreService>::GetInstance()->OnGetNrOptionMode(dataMessageParcel, reply);
112 }
113
GetSimEons(const uint8_t * data,size_t size)114 void GetSimEons(const uint8_t *data, size_t size)
115 {
116 if (!IsServiceInited()) {
117 return;
118 }
119
120 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
121 bool longNameRequired = static_cast<int32_t>(size % CHOICE_NUM);
122 std::string plmn(reinterpret_cast<const char *>(data), size);
123 MessageParcel dataMessageParcel;
124 dataMessageParcel.WriteInt32(slotId);
125 dataMessageParcel.WriteString(plmn);
126 dataMessageParcel.WriteInt32(size);
127 dataMessageParcel.WriteBool(longNameRequired);
128 dataMessageParcel.RewindRead(0);
129 MessageParcel reply;
130 DelayedSingleton<CoreService>::GetInstance()->OnGetSimEons(dataMessageParcel, reply);
131 }
132
GetIsoCountryCodeForNetwork(const uint8_t * data,size_t size)133 void GetIsoCountryCodeForNetwork(const uint8_t *data, size_t size)
134 {
135 if (!IsServiceInited()) {
136 return;
137 }
138
139 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
140 MessageParcel dataMessageParcel;
141 dataMessageParcel.WriteInt32(slotId);
142 dataMessageParcel.WriteBuffer(data, size);
143 dataMessageParcel.RewindRead(0);
144 MessageParcel reply;
145 DelayedSingleton<CoreService>::GetInstance()->OnGetIsoCountryCodeForNetwork(dataMessageParcel, reply);
146 }
147
GetSignalInfoList(const uint8_t * data,size_t size)148 void GetSignalInfoList(const uint8_t *data, size_t size)
149 {
150 if (!IsServiceInited()) {
151 return;
152 }
153
154 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
155 MessageParcel dataMessageParcel;
156 dataMessageParcel.WriteInt32(slotId);
157 dataMessageParcel.WriteBuffer(data, size);
158 dataMessageParcel.RewindRead(0);
159 MessageParcel reply;
160 DelayedSingleton<CoreService>::GetInstance()->OnGetSignalInfoList(dataMessageParcel, reply);
161 }
162
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)163 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
164 {
165 if (data == nullptr || size == 0) {
166 return;
167 }
168
169 IsNrSupported(data, size);
170 GetPsRadioTech(data, size);
171 GetCsRadioTech(data, size);
172 GetNrOptionMode(data, size);
173 GetSimEons(data, size);
174 GetIsoCountryCodeForNetwork(data, size);
175 GetSignalInfoList(data, size);
176 }
177 } // namespace OHOS
178
179 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)180 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
181 {
182 OHOS::AddCoreServiceTokenFuzzer token;
183 /* Run your code on data */
184 OHOS::DoSomethingInterestingWithMyAPI(data, size);
185 return 0;
186 }
187