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 "setclientinfo_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 "SetClientInfoFuzzTest"
25
26 namespace OHOS {
27 namespace MMI {
28
29 namespace {
30 const std::u16string kInterfaceToken{ u"ohos.multimodalinput.IConnectManager" };
31 } // namespace
32
SetClientInfoFuzzTest(FuzzedDataProvider & provider)33 bool SetClientInfoFuzzTest(FuzzedDataProvider &provider)
34 {
35 MessageParcel datas;
36 if (!datas.WriteInterfaceToken(kInterfaceToken)) {
37 return false;
38 }
39
40 const int32_t pid = provider.ConsumeIntegral<int32_t>();
41 const uint64_t readThreadId = provider.ConsumeIntegral<uint64_t>();
42 if (!datas.WriteInt32(pid) || !datas.WriteUint64(readThreadId) || !datas.RewindRead(0)) {
43 return false;
44 }
45
46 MessageParcel reply;
47 MessageOption option;
48 MMIService::GetInstance()->state_ = ServiceRunningState::STATE_RUNNING;
49 (void)MMIService::GetInstance()->OnRemoteRequest(
50 static_cast<uint32_t>(IMultimodalInputConnectIpcCode::COMMAND_SET_CLIENT_INFO),
51 datas, reply, option);
52 return true;
53 }
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 if (!data || size == 0) {
59 return 0;
60 }
61 FuzzedDataProvider provider(data, size);
62 (void)OHOS::MMI::SetClientInfoFuzzTest(provider);
63 return 0;
64 }
65
66 } // namespace MMI
67 } // namespace OHOS