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 "transmitinfrared_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 "TransmitInfraredFuzzTest"
24
25 namespace OHOS {
26 namespace MMI {
27 namespace OHOS {
28
29 const std::u16string FORMMGR_INTERFACE_TOKEN { u"ohos.multimodalinput.IConnectManager" };
30
TransmitInfraredFuzzTest(const uint8_t * data,size_t size)31 bool TransmitInfraredFuzzTest(const uint8_t* data, size_t size)
32 {
33 if (data == nullptr || size < sizeof(int64_t)) {
34 return false;
35 }
36
37 MessageParcel datas;
38 if (!datas.WriteInterfaceToken(FORMMGR_INTERFACE_TOKEN)) {
39 return false;
40 }
41
42 int64_t number = *(reinterpret_cast<const int64_t *>(data));
43 datas.WriteInt64(number);
44
45 size_t patternCount = (size - sizeof(int64_t)) / sizeof(int64_t);
46 for (size_t i = 0; i < patternCount; ++i) {
47 int64_t value = *(reinterpret_cast<const int64_t *>(data + sizeof(int64_t) + i * sizeof(int64_t)));
48 datas.WriteInt64(value);
49 }
50
51 datas.RewindRead(0);
52
53 MessageParcel reply;
54 MessageOption option;
55
56 MMIService::GetInstance()->state_ = ServiceRunningState::STATE_RUNNING;
57 MMIService::GetInstance()->OnRemoteRequest(
58 static_cast<uint32_t>(IMultimodalInputConnectIpcCode::COMMAND_TRANSMIT_INFRARED),
59 datas, reply, option);
60
61 return true;
62 }
63
64 } // namespace OHOS
65
66 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
68 {
69 if (data == nullptr || size == 0) {
70 return 0;
71 }
72
73 OHOS::TransmitInfraredFuzzTest(data, size);
74 return 0;
75 }
76
77 } // namespace MMI
78 } // namespace OHOS