1 /*
2 * Copyright (c) 2025 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 "touchpadrotateswitch_fuzzer.h"
17
18 #include "securec.h"
19 #include "input_manager.h"
20 #include "mmi_log.h"
21
22 namespace OHOS {
23 namespace MMI {
24
25 template <class T>
GetObject(T & object,const uint8_t * data,size_t size)26 size_t GetObject(T &object, const uint8_t *data, size_t size)
27 {
28 size_t objectSize = sizeof(object);
29 if (objectSize > size) {
30 return 0;
31 }
32 errno_t ret = memcpy_s(&object, objectSize, data, objectSize);
33 if (ret != EOK) {
34 return 0;
35 }
36 return objectSize;
37 }
38
TouchpadRotateSwitchFuzzTest(const uint8_t * data,size_t size)39 void TouchpadRotateSwitchFuzzTest(const uint8_t *data, size_t size)
40 {
41 bool rotateSwitch = false;
42 size_t offset = GetObject<bool>(rotateSwitch, data, size);
43 if (offset == 0) {
44 return;
45 }
46
47 InputManager::GetInstance()->SetTouchpadRotateSwitch(rotateSwitch);
48
49 bool outSwitch = false;
50 InputManager::GetInstance()->GetTouchpadRotateSwitch(outSwitch);
51 }
52
53 } // namespace MMI
54 } // namespace OHOS
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
58 {
59 OHOS::MMI::TouchpadRotateSwitchFuzzTest(data, size);
60 return 0;
61 }