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 "sendterminalresponsecmd_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 SLEEP_TIME_SECONDS = 10;
34
IsServiceInited()35 bool IsServiceInited()
36 {
37 if (!g_isInited) {
38 auto onStart = [] { DelayedSingleton<CoreService>::GetInstance()->OnStart(); };
39 std::thread startThread(onStart);
40 pthread_setname_np(startThread.native_handle(), "sendterminalresponsecmd_fuzzer");
41 startThread.join();
42
43 sleep(SLEEP_TIME_SECONDS);
44 if (DelayedSingleton<CoreService>::GetInstance()->GetServiceRunningState() ==
45 static_cast<int32_t>(ServiceRunningState::STATE_RUNNING)) {
46 g_isInited = true;
47 }
48 }
49 return g_isInited;
50 }
51
GetNetworkState(const uint8_t * data,size_t size)52 void GetNetworkState(const uint8_t *data, size_t size)
53 {
54 if (!IsServiceInited()) {
55 return;
56 }
57
58 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
59 MessageParcel dataMessageParcel;
60 dataMessageParcel.WriteInt32(slotId);
61 dataMessageParcel.WriteBuffer(data, size);
62 dataMessageParcel.RewindRead(0);
63 MessageParcel reply;
64 DelayedSingleton<CoreService>::GetInstance()->OnGetNetworkState(dataMessageParcel, reply);
65 }
66
GetImei(const uint8_t * data,size_t size)67 void GetImei(const uint8_t *data, size_t size)
68 {
69 if (!IsServiceInited()) {
70 return;
71 }
72
73 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
74 MessageParcel dataMessageParcel;
75 dataMessageParcel.WriteInt32(slotId);
76 dataMessageParcel.WriteBuffer(data, size);
77 dataMessageParcel.RewindRead(0);
78 MessageParcel reply;
79 DelayedSingleton<CoreService>::GetInstance()->OnGetImei(dataMessageParcel, reply);
80 }
81
GetSimOperatorNumeric(const uint8_t * data,size_t size)82 void GetSimOperatorNumeric(const uint8_t *data, size_t size)
83 {
84 if (!IsServiceInited()) {
85 return;
86 }
87
88 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
89 MessageParcel dataMessageParcel;
90 dataMessageParcel.WriteInt32(slotId);
91 dataMessageParcel.WriteBuffer(data, size);
92 dataMessageParcel.RewindRead(0);
93 MessageParcel reply;
94 DelayedSingleton<CoreService>::GetInstance()->OnGetSimOperatorNumeric(dataMessageParcel, reply);
95 }
96
GetISOCountryCodeForSim(const uint8_t * data,size_t size)97 void GetISOCountryCodeForSim(const uint8_t *data, size_t size)
98 {
99 if (!IsServiceInited()) {
100 return;
101 }
102
103 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
104 MessageParcel dataMessageParcel;
105 dataMessageParcel.WriteInt32(slotId);
106 dataMessageParcel.WriteBuffer(data, size);
107 dataMessageParcel.RewindRead(0);
108 MessageParcel reply;
109 DelayedSingleton<CoreService>::GetInstance()->OnGetISOCountryCodeForSim(dataMessageParcel, reply);
110 }
111
SendTerminalResponseCmd(const uint8_t * data,size_t size)112 void SendTerminalResponseCmd(const uint8_t *data, size_t size)
113 {
114 if (!IsServiceInited()) {
115 return;
116 }
117
118 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
119 std::string cmd(reinterpret_cast<const char *>(data), size);
120 MessageParcel dataMessageParcel;
121 dataMessageParcel.WriteInt32(slotId);
122 dataMessageParcel.WriteString(cmd);
123 dataMessageParcel.RewindRead(0);
124 MessageParcel reply;
125 DelayedSingleton<CoreService>::GetInstance()->OnSendTerminalResponseCmd(dataMessageParcel, reply);
126 }
127
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)128 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
129 {
130 if (data == nullptr || size == 0) {
131 return;
132 }
133
134 GetNetworkState(data, size);
135 GetImei(data, size);
136 GetNetworkState(data, size);
137 GetISOCountryCodeForSim(data, size);
138 SendTerminalResponseCmd(data, size);
139 return;
140 }
141 } // namespace OHOS
142
143 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)144 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
145 {
146 OHOS::AddCoreServiceTokenFuzzer token;
147 /* Run your code on data */
148 OHOS::DoSomethingInterestingWithMyAPI(data, size);
149 return 0;
150 }
151