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 /* This files contains faultlog fuzzer test modules. */
17
18 #include "battery_fuzzer_test.h"
19
20 #include <cstddef>
21 #include <cstdint>
22 #include <random>
23 #include <algorithm>
24 #include "battery_info.h"
25 #include "battery_srv_client.h"
26
27 using namespace OHOS::PowerMgr;
28 using namespace std;
29
30 namespace {
31 auto& g_batterySrvClient = BatterySrvClient::GetInstance();
32 }
33
TestGetCapacity(const uint8_t * data)34 static void TestGetCapacity(const uint8_t* data)
35 {
36 if (data == nullptr) {
37 return;
38 }
39
40 g_batterySrvClient.GetCapacity();
41 }
42
TestGetVoltage(const uint8_t * data)43 static void TestGetVoltage(const uint8_t* data)
44 {
45 if (data == nullptr) {
46 return;
47 }
48
49 g_batterySrvClient.GetVoltage();
50 }
51
TestGetChargingStatus(const uint8_t * data)52 static void TestGetChargingStatus(const uint8_t* data)
53 {
54 if (data == nullptr) {
55 return;
56 }
57
58 g_batterySrvClient.GetChargingStatus();
59 }
60
TestGetHealthStatus(const uint8_t * data)61 static void TestGetHealthStatus(const uint8_t* data)
62 {
63 if (data == nullptr) {
64 return;
65 }
66
67 g_batterySrvClient.GetHealthStatus();
68 }
69
TestGetPluggedType(const uint8_t * data)70 static void TestGetPluggedType(const uint8_t* data)
71 {
72 if (data == nullptr) {
73 return;
74 }
75
76 g_batterySrvClient.GetPluggedType();
77 }
78
TestGetPresent(const uint8_t * data)79 static void TestGetPresent(const uint8_t* data)
80 {
81 if (data == nullptr) {
82 return;
83 }
84
85 g_batterySrvClient.GetPresent();
86 }
87
TestGetTechnology(const uint8_t * data)88 static void TestGetTechnology(const uint8_t* data)
89 {
90 if (data == nullptr) {
91 return;
92 }
93
94 g_batterySrvClient.GetTechnology();
95 }
96
TestGetTemperature(const uint8_t * data)97 static void TestGetTemperature(const uint8_t* data)
98 {
99 if (data == nullptr) {
100 return;
101 }
102
103 g_batterySrvClient.GetBatteryTemperature();
104 }
105
106 namespace OHOS {
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)107 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
108 {
109 int32_t idSize = 8;
110 if (static_cast<int32_t>(size) > idSize) {
111 std::random_device rd;
112 std::default_random_engine engine(rd());
113 std::uniform_int_distribution<int32_t> randomNum(static_cast<int32_t>(ApiNumber::NUM_ZERO),
114 static_cast<int32_t>(ApiNumber::NUM_END) - 1);
115 int32_t number = randomNum(engine);
116
117 switch (static_cast<ApiNumber>(number)) {
118 case ApiNumber::NUM_ZERO:
119 TestGetCapacity(data);
120 break;
121 case ApiNumber::NUM_ONE:
122 TestGetVoltage(data);
123 break;
124 case ApiNumber::NUM_TWO:
125 TestGetChargingStatus(data);
126 break;
127 case ApiNumber::NUM_THREE:
128 TestGetHealthStatus(data);
129 break;
130 case ApiNumber::NUM_FOUR:
131 TestGetPluggedType(data);
132 break;
133 case ApiNumber::NUM_FIVE:
134 TestGetPresent(data);
135 break;
136 case ApiNumber::NUM_SIX:
137 TestGetTechnology(data);
138 break;
139 case ApiNumber::NUM_SEVEN:
140 TestGetTemperature(data);
141 break;
142 case ApiNumber::NUM_EIGHT:
143 g_batterySrvClient.GetNowCurrent();
144 break;
145 case ApiNumber::NUM_NINE:
146 g_batterySrvClient.GetRemainEnergy();
147 break;
148 case ApiNumber::NUM_TEN:
149 g_batterySrvClient.GetTotalEnergy();
150 break;
151 case ApiNumber::NUM_ELEVEN:
152 g_batterySrvClient.GetCapacityLevel();
153 break;
154 case ApiNumber::NUM_TWELVE:
155 g_batterySrvClient.GetRemainingChargeTime();
156 break;
157 default:
158 break;
159 }
160 }
161 return true;
162 }
163 }
164
165 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)166 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
167 {
168 /* Run your code on data */
169 OHOS::DoSomethingInterestingWithMyAPI(data, size);
170 return 0;
171 }
172