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 "simauthentication_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 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
GetSimTelephoneNumber(const uint8_t * data,size_t size)72 void GetSimTelephoneNumber(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()->OnGetSimPhoneNumber(dataMessageParcel, reply);
86 }
87
GetVoiceMailIdentifier(const uint8_t * data,size_t size)88 void GetVoiceMailIdentifier(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()->OnGetVoiceMailInfor(dataMessageParcel, reply);
102 }
103
GetVoiceMailNumber(const uint8_t * data,size_t size)104 void GetVoiceMailNumber(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()->OnGetVoiceMailNumber(dataMessageParcel, reply);
118 }
119
QueryIccDiallingNumbers(const uint8_t * data,size_t size)120 void QueryIccDiallingNumbers(const uint8_t *data, size_t size)
121 {
122 if (!IsServiceInited()) {
123 return;
124 }
125
126 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
127 MessageParcel dataMessageParcel;
128 dataMessageParcel.WriteInt32(slotId);
129 dataMessageParcel.WriteInt32(static_cast<int32_t>(size % TYPE_NUM));
130 size_t dataSize = size - sizeof(int32_t) * TWO_INT_NUM;
131 dataMessageParcel.WriteBuffer(data + sizeof(int32_t) * TWO_INT_NUM, dataSize);
132 dataMessageParcel.RewindRead(0);
133 MessageParcel reply;
134 DelayedSingleton<CoreService>::GetInstance()->OnDiallingNumbersGet(dataMessageParcel, reply);
135 }
136
SimAuthentication(const uint8_t * data,size_t size)137 void SimAuthentication(const uint8_t *data, size_t size)
138 {
139 if (!IsServiceInited()) {
140 return;
141 }
142
143 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
144 std::string aid(reinterpret_cast<const char *>(data), size);
145 std::string authData(reinterpret_cast<const char *>(data), size);
146 MessageParcel dataMessageParcel;
147 dataMessageParcel.WriteInt32(slotId);
148 dataMessageParcel.WriteString(aid);
149 dataMessageParcel.WriteString(authData);
150 dataMessageParcel.RewindRead(0);
151 MessageParcel reply;
152 DelayedSingleton<CoreService>::GetInstance()->OnSimAuthentication(dataMessageParcel, reply);
153 }
154
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)155 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
156 {
157 if (data == nullptr || size == 0) {
158 return;
159 }
160
161 OnRemoteRequest(data, size);
162 GetSimTelephoneNumber(data, size);
163 GetVoiceMailIdentifier(data, size);
164 GetVoiceMailNumber(data, size);
165 QueryIccDiallingNumbers(data, size);
166 SimAuthentication(data, size);
167 return;
168 }
169 } // namespace OHOS
170
171 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)172 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
173 {
174 OHOS::AddCoreServiceTokenFuzzer token;
175 /* Run your code on data */
176 OHOS::DoSomethingInterestingWithMyAPI(data, size);
177 return 0;
178 }
179