1 /*
2 * Copyright (c) 2023 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 "setpointerlocation_fuzzer.h"
17
18 #include "securec.h"
19
20 #include "input_manager.h"
21 #include "mmi_log.h"
22
23 #undef MMI_LOG_TAG
24 #define MMI_LOG_TAG "SetPointerLocationFuzzTest"
25
26 namespace OHOS {
27 namespace MMI {
28 template<class T>
GetObject(T & object,const uint8_t * data,size_t size)29 size_t GetObject(T &object, const uint8_t *data, size_t size)
30 {
31 size_t objectSize = sizeof(object);
32 if (objectSize > size) {
33 return 0;
34 }
35 errno_t ret = memcpy_s(&object, objectSize, data, objectSize);
36 if (ret != EOK) {
37 return 0;
38 }
39 return objectSize;
40 }
41
SetPointerLocationFuzzTest(const uint8_t * data,size_t size)42 void SetPointerLocationFuzzTest(const uint8_t* data, size_t size)
43 {
44 size_t startPos = 0;
45 int32_t pointerX;
46 startPos += GetObject<int32_t>(pointerX, data + startPos, size - startPos);
47 int32_t pointerY;
48 startPos += GetObject<int32_t>(pointerY, data + startPos, size - startPos);
49 MMI_HILOGD("Call InputManager::SetPointerLocation");
50 InputManager::GetInstance()->SetPointerLocation(pointerX, pointerY);
51 }
52 } // MMI
53 } // OHOS
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57 {
58 /* Run your code on data */
59 OHOS::MMI::SetPointerLocationFuzzTest(data, size);
60 return 0;
61 }
62
63