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 "preferences_fuzzer.h"
17
18 #include <iostream>
19
20 #include "preferences.h"
21 #include "preferences_errno.h"
22 #include "preferences_helper.h"
23
24 using namespace OHOS::NativePreferences;
25
26 namespace OHOS {
27 class PreferencesFuzzTest {
28 public:
29 static void SetUpTestCase(void);
30 static void TearDownTestCase(void);
31 void SetUp();
32 void TearDown();
33
34 static std::shared_ptr<Preferences> Preferences_;
35
36 static const std::string LONG_KEY;
37 };
38
39 std::shared_ptr<Preferences> PreferencesFuzzTest::Preferences_ = nullptr;
40
41 const std::string PreferencesFuzzTest::LONG_KEY = std::string(Preferences::MAX_KEY_LENGTH, std::toupper('a'));
42 ;
43
SetUpTestCase(void)44 void PreferencesFuzzTest::SetUpTestCase(void)
45 {
46 int errCode = E_OK;
47 Preferences_ = PreferencesHelper::GetPreferences("/data/test/test", errCode);
48 }
49
TearDownTestCase(void)50 void PreferencesFuzzTest::TearDownTestCase(void)
51 {
52 }
53
SetUp(void)54 void PreferencesFuzzTest::SetUp(void)
55 {
56 }
57
TearDown(void)58 void PreferencesFuzzTest::TearDown(void)
59 {
60 }
61
PutIntFuzz(const uint8_t * data,size_t size)62 bool PutIntFuzz(const uint8_t *data, size_t size)
63 {
64 std::string skey(data, data + size);
65 auto svalue = static_cast<int>(size);
66 int ret = PreferencesFuzzTest::Preferences_->PutInt(skey, svalue);
67 if (ret != E_OK) {
68 return false;
69 } else {
70 return true;
71 }
72 }
73
GetIntFuzz(const uint8_t * data,size_t size)74 bool GetIntFuzz(const uint8_t *data, size_t size)
75 {
76 std::string skey(data, data + size);
77 auto svalue = static_cast<int>(size);
78 PreferencesFuzzTest::Preferences_->PutInt(skey, svalue);
79 int ret = PreferencesFuzzTest::Preferences_->GetInt(skey);
80 if (ret != svalue) {
81 return false;
82 } else {
83 return true;
84 }
85 }
86
PutStringFuzz(const uint8_t * data,size_t size)87 bool PutStringFuzz(const uint8_t *data, size_t size)
88 {
89 bool result = false;
90 std::string skey(data, data + size);
91 std::string svalue(data, data + size);
92 int ret = PreferencesFuzzTest::Preferences_->PutString(skey, svalue);
93 if (!ret) {
94 result = true;
95 }
96 return result;
97 }
98
GetStringFuzz(const uint8_t * data,size_t size)99 bool GetStringFuzz(const uint8_t *data, size_t size)
100 {
101 std::string skey(data, data + size);
102 std::string svalue(data, data + size);
103 PreferencesFuzzTest::Preferences_->PutString(skey, svalue);
104 std::string ret = PreferencesFuzzTest::Preferences_->GetString(skey);
105 if (ret != svalue) {
106 return false;
107 } else {
108 return true;
109 }
110 }
111
PutBoolFuzz(const uint8_t * data,size_t size)112 bool PutBoolFuzz(const uint8_t *data, size_t size)
113 {
114 std::string skey(data, data + size);
115 auto svalue = ((size % 2) == 0);
116 int ret = PreferencesFuzzTest::Preferences_->PutBool(skey, svalue);
117 if (ret != E_OK) {
118 return false;
119 } else {
120 return true;
121 }
122 }
123
GetBoolFuzz(const uint8_t * data,size_t size)124 bool GetBoolFuzz(const uint8_t *data, size_t size)
125 {
126 std::string skey(data, data + size);
127 auto svalue = ((size % 2) == 0);
128 PreferencesFuzzTest::Preferences_->PutBool(skey, svalue);
129 bool ret = PreferencesFuzzTest::Preferences_->GetBool(skey);
130 if (ret != svalue) {
131 return false;
132 } else {
133 return true;
134 }
135 }
136
PutFloatFuzz(const uint8_t * data,size_t size)137 bool PutFloatFuzz(const uint8_t *data, size_t size)
138 {
139 std::string skey(data, data + size);
140 auto svalue = static_cast<float>(size);
141 int ret = PreferencesFuzzTest::Preferences_->PutFloat(skey, svalue);
142 if (ret != E_OK) {
143 return false;
144 } else {
145 return true;
146 }
147 }
148
GetFloatFuzz(const uint8_t * data,size_t size)149 bool GetFloatFuzz(const uint8_t *data, size_t size)
150 {
151 std::string skey(data, data + size);
152 auto svalue = static_cast<float>(size);
153 PreferencesFuzzTest::Preferences_->PutFloat(skey, svalue);
154 bool ret = PreferencesFuzzTest::Preferences_->GetFloat(skey);
155 if (ret != svalue) {
156 return false;
157 } else {
158 return true;
159 }
160 }
161
PutDoubleFuzz(const uint8_t * data,size_t size)162 bool PutDoubleFuzz(const uint8_t *data, size_t size)
163 {
164 std::string skey(data, data + size);
165 auto svalue = static_cast<double>(size);
166 int ret = PreferencesFuzzTest::Preferences_->PutDouble(skey, svalue);
167 if (ret != E_OK) {
168 return false;
169 } else {
170 return true;
171 }
172 }
173
GetDoubleFuzz(const uint8_t * data,size_t size)174 bool GetDoubleFuzz(const uint8_t *data, size_t size)
175 {
176 std::string skey(data, data + size);
177 auto svalue = static_cast<double>(size);
178 PreferencesFuzzTest::Preferences_->PutDouble(skey, svalue);
179 bool ret = PreferencesFuzzTest::Preferences_->GetDouble(skey);
180 if (ret != svalue) {
181 return false;
182 } else {
183 return true;
184 }
185 }
186
PutLongFuzz(const uint8_t * data,size_t size)187 bool PutLongFuzz(const uint8_t *data, size_t size)
188 {
189 std::string skey(data, data + size);
190 auto svalue = static_cast<double>(size);
191 int ret = PreferencesFuzzTest::Preferences_->PutLong(skey, svalue);
192 if (ret != E_OK) {
193 return false;
194 } else {
195 return true;
196 }
197 }
198
GetLongFuzz(const uint8_t * data,size_t size)199 bool GetLongFuzz(const uint8_t *data, size_t size)
200 {
201 std::string skey(data, data + size);
202 auto svalue = static_cast<double>(size);
203 PreferencesFuzzTest::Preferences_->PutLong(skey, svalue);
204 bool ret = PreferencesFuzzTest::Preferences_->GetLong(skey);
205 if (ret != svalue) {
206 return false;
207 } else {
208 return true;
209 }
210 }
211 } // namespace OHOS
212
213 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)214 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
215 {
216 /* Run your code on data */
217 OHOS::PreferencesFuzzTest::SetUpTestCase();
218 OHOS::PutIntFuzz(data, size);
219 OHOS::GetIntFuzz(data, size);
220 OHOS::PutStringFuzz(data, size);
221 OHOS::GetStringFuzz(data, size);
222 OHOS::PutBoolFuzz(data, size);
223 OHOS::GetBoolFuzz(data, size);
224 OHOS::PutFloatFuzz(data, size);
225 OHOS::GetFloatFuzz(data, size);
226 OHOS::PutDoubleFuzz(data, size);
227 OHOS::PutLongFuzz(data, size);
228 OHOS::PutDoubleFuzz(data, size);
229 OHOS::GetLongFuzz(data, size);
230 return 0;
231 }