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 "markconsumed_fuzzer.h"
17
18 #include "securec.h"
19
20 #include "define_multimodal.h"
21 #include "input_manager.h"
22 #include "mmi_log.h"
23
24 namespace OHOS {
25 namespace MMI {
26 namespace {
27 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, MMI_LOG_DOMAIN, "MarkConsumedFuzzTest" };
28 } // namespace
29 template<class T>
GetObject(const uint8_t * data,size_t size)30 T GetObject(const uint8_t *data, size_t size)
31 {
32 T object;
33 size_t objectSize = sizeof(object);
34 if (objectSize > size) {
35 return 0;
36 }
37 errno_t ret = memcpy_s(&object, objectSize, data, objectSize);
38 if (ret != EOK) {
39 return 0;
40 }
41 return object;
42 }
43
MarkConsumedFuzzTest(const uint8_t * data,size_t size)44 void MarkConsumedFuzzTest(const uint8_t* data, size_t size)
45 {
46 CALL_DEBUG_ENTER;
47 int32_t monitorId = GetObject<int32_t>(data, size);
48 int32_t eventId = GetObject<int32_t>(data, size);
49 InputManager::GetInstance()->MarkConsumed(monitorId, eventId);
50 }
51 } // namespace MMI
52 } // namespace OHOS
53
54 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 /* Run your code on data */
58 OHOS::MMI::MarkConsumedFuzzTest(data, size);
59 return 0;
60 }
61