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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 "addiccdiallingnumbers_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 "napi_util.h"
26 #include "system_ability_definition.h"
27 #include "unistd.h"
28 
29 using namespace OHOS::Telephony;
30 namespace OHOS {
31 static bool g_isInited = false;
32 constexpr int32_t SLOT_NUM = 2;
33 constexpr int32_t SIM_TYPE_NUM = 2;
34 constexpr int32_t TWO_INT_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         startThread.join();
43 
44         sleep(SLEEP_TIME_SECONDS);
45         if (DelayedSingleton<CoreService>::GetInstance()->GetServiceRunningState() ==
46             static_cast<int32_t>(ServiceRunningState::STATE_RUNNING)) {
47             g_isInited = true;
48         }
49     }
50     return g_isInited;
51 }
52 
OnRemoteRequest(const uint8_t * data,size_t size)53 void OnRemoteRequest(const uint8_t *data, size_t size)
54 {
55     if (!IsServiceInited()) {
56         return;
57     }
58 
59     MessageParcel dataMessageParcel;
60     if (!dataMessageParcel.WriteInterfaceToken(CoreServiceStub::GetDescriptor())) {
61         return;
62     }
63     size_t dataSize = size - sizeof(uint32_t);
64     dataMessageParcel.WriteBuffer(data + sizeof(uint32_t), dataSize);
65     dataMessageParcel.RewindRead(0);
66     uint32_t code = static_cast<uint32_t>(size);
67     MessageParcel reply;
68     MessageOption option;
69     DelayedSingleton<CoreService>::GetInstance()->OnRemoteRequest(code, dataMessageParcel, reply, option);
70 }
71 
GetSimGid1(const uint8_t * data,size_t size)72 void GetSimGid1(const uint8_t *data, size_t size)
73 {
74     if (!IsServiceInited()) {
75         return;
76     }
77 
78     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
79     MessageParcel dataMessageParcel;
80     dataMessageParcel.WriteInt32(slotId);
81     size_t dataSize = size - sizeof(int32_t);
82     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
83     dataMessageParcel.RewindRead(0);
84     MessageParcel reply;
85     DelayedSingleton<CoreService>::GetInstance()->OnGetSimGid1(dataMessageParcel, reply);
86 }
87 
GetSimGid2(const uint8_t * data,size_t size)88 void GetSimGid2(const uint8_t *data, size_t size)
89 {
90     if (!IsServiceInited()) {
91         return;
92     }
93 
94     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
95     MessageParcel dataMessageParcel;
96     dataMessageParcel.WriteInt32(slotId);
97     size_t dataSize = size - sizeof(int32_t);
98     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
99     dataMessageParcel.RewindRead(0);
100     MessageParcel reply;
101     DelayedSingleton<CoreService>::GetInstance()->OnGetSimGid2(dataMessageParcel, reply);
102 }
103 
GetSimAccountInfo(const uint8_t * data,size_t size)104 void GetSimAccountInfo(const uint8_t *data, size_t size)
105 {
106     if (!IsServiceInited()) {
107         return;
108     }
109 
110     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
111     MessageParcel dataMessageParcel;
112     dataMessageParcel.WriteInt32(slotId);
113     size_t dataSize = size - sizeof(int32_t);
114     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
115     dataMessageParcel.RewindRead(0);
116     MessageParcel reply;
117     DelayedSingleton<CoreService>::GetInstance()->OnGetSimSubscriptionInfo(dataMessageParcel, reply);
118 }
119 
GetPrimarySlotId(const uint8_t * data,size_t size)120 void GetPrimarySlotId(const uint8_t *data, size_t size)
121 {
122     if (!IsServiceInited()) {
123         return;
124     }
125 
126     MessageParcel dataMessageParcel;
127     dataMessageParcel.WriteBuffer(data, size);
128     dataMessageParcel.RewindRead(0);
129     MessageParcel reply;
130     DelayedSingleton<CoreService>::GetInstance()->OnGetPrimarySlotId(dataMessageParcel, reply);
131 }
132 
GetCardType(const uint8_t * data,size_t size)133 void GetCardType(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     size_t dataSize = size - sizeof(int32_t);
143     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
144     dataMessageParcel.RewindRead(0);
145     MessageParcel reply;
146     DelayedSingleton<CoreService>::GetInstance()->OnGetCardType(dataMessageParcel, reply);
147 }
148 
GetSimState(const uint8_t * data,size_t size)149 void GetSimState(const uint8_t *data, size_t size)
150 {
151     if (!IsServiceInited()) {
152         return;
153     }
154 
155     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
156     MessageParcel dataMessageParcel;
157     dataMessageParcel.WriteInt32(slotId);
158     size_t dataSize = size - sizeof(int32_t);
159     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
160     dataMessageParcel.RewindRead(0);
161     MessageParcel reply;
162     DelayedSingleton<CoreService>::GetInstance()->OnGetSimState(dataMessageParcel, reply);
163 }
164 
HasSimCard(const uint8_t * data,size_t size)165 void HasSimCard(const uint8_t *data, size_t size)
166 {
167     if (!IsServiceInited()) {
168         return;
169     }
170 
171     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
172     MessageParcel dataMessageParcel;
173     dataMessageParcel.WriteInt32(slotId);
174     size_t dataSize = size - sizeof(int32_t);
175     dataMessageParcel.WriteBuffer(data + sizeof(int32_t), dataSize);
176     dataMessageParcel.RewindRead(0);
177     MessageParcel reply;
178     DelayedSingleton<CoreService>::GetInstance()->OnHasSimCard(dataMessageParcel, reply);
179 }
180 
AddIccDiallingNumbers(const uint8_t * data,size_t size)181 void AddIccDiallingNumbers(const uint8_t *data, size_t size)
182 {
183     if (!IsServiceInited()) {
184         return;
185     }
186 
187     int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
188     int32_t type = size % SIM_TYPE_NUM + 1; // SIM_ADN 1  SIM_FDN 2
189     MessageParcel dataMessageParcel;
190     dataMessageParcel.WriteInt32(slotId);
191     dataMessageParcel.WriteInt32(type);
192     size_t dataSize = size - sizeof(int32_t) * TWO_INT_NUM;
193     dataMessageParcel.WriteBuffer(data + sizeof(int32_t) * TWO_INT_NUM, dataSize);
194     dataMessageParcel.RewindRead(0);
195     MessageParcel reply;
196     DelayedSingleton<CoreService>::GetInstance()->OnAddIccDiallingNumbers(dataMessageParcel, reply);
197 }
198 
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)199 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
200 {
201     if (data == nullptr || size == 0) {
202         return;
203     }
204 
205     OnRemoteRequest(data, size);
206     GetSimGid1(data, size);
207     GetSimGid2(data, size);
208     GetSimAccountInfo(data, size);
209     GetPrimarySlotId(data, size);
210     GetCardType(data, size);
211     GetSimState(data, size);
212     HasSimCard(data, size);
213     AddIccDiallingNumbers(data, size);
214     return;
215 }
216 } // namespace OHOS
217 
218 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)219 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
220 {
221     OHOS::AddCoreServiceTokenFuzzer token;
222     /* Run your code on data */
223     OHOS::DoSomethingInterestingWithMyAPI(data, size);
224     return 0;
225 }
226