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 "querypointerrecord_fuzzer.h"
17
18 #include "multimodal_input_connect_stub.h"
19 #include "mmi_service.h"
20 #include "mmi_log.h"
21 #include <fuzzer/FuzzedDataProvider.h>
22
23 #undef LOG_TAG
24 #define LOG_TAG "QueryPointerRecordFuzzTest"
25
26 namespace OHOS {
27 namespace MMI {
28
29 namespace {
30 const std::u16string kInterfaceToken{ u"ohos.multimodalinput.IConnectManager" };
31 constexpr int32_t kCountMin = 0;
32 constexpr int32_t kCountMax = 1024;
33 } // namespace
34
QueryPointerRecordFuzzTest(FuzzedDataProvider & provider)35 bool QueryPointerRecordFuzzTest(FuzzedDataProvider &provider)
36 {
37 const int32_t count = provider.ConsumeIntegralInRange<int32_t>(kCountMin, kCountMax);
38
39 MessageParcel datas;
40 if (!datas.WriteInterfaceToken(kInterfaceToken)) {
41 return false;
42 }
43 if (!datas.WriteInt32(count)) {
44 return false;
45 }
46 if (!datas.RewindRead(0)) {
47 return false;
48 }
49
50 MessageParcel reply;
51 MessageOption option;
52 MMIService::GetInstance()->state_ = ServiceRunningState::STATE_RUNNING;
53 (void)MMIService::GetInstance()->OnRemoteRequest(
54 static_cast<uint32_t>(IMultimodalInputConnectIpcCode::COMMAND_QUERY_POINTER_RECORD),
55 datas, reply, option);
56 (void)provider.ConsumeRemainingBytes<uint8_t>();
57 return true;
58 }
59
60 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)61 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
62 {
63 if (!data || size == 0) {
64 return 0;
65 }
66 FuzzedDataProvider provider(data, size);
67 (void)OHOS::MMI::QueryPointerRecordFuzzTest(provider);
68 return 0;
69 }
70
71 } // namespace MMI
72 } // namespace OHOS