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