1 /*
2 * Copyright (c) 2023 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 "securec.h"
17 #include <cstdint>
18 #include <cstdlib>
19 #include <memory>
20 #include "v1_0/chip_controller_stub.h"
21 #include "../../../chip/hdi_service/wifi.h"
22
23 using namespace OHOS::HDI::Wlan::Chip::V1_0;
24 using namespace std;
25
26 namespace OHOS {
27 namespace HDI {
28 namespace Wlan {
29 namespace Chip {
30 namespace V1_0 {
31
32 namespace {
33 const int32_t REWIND_READ_DATA = 0;
34 shared_ptr<ChipControllerStub> g_WifiChipController = nullptr;
35 }
36
WifiChipStubFuzzTest(const uint8_t * data,size_t size)37 static void WifiChipStubFuzzTest(const uint8_t *data, size_t size)
38 {
39 uint32_t code;
40 if (size < sizeof(code)) {
41 return;
42 }
43 if (memcpy_s(&code, sizeof(code), data, sizeof(code)) != EOK) {
44 return;
45 }
46
47 MessageParcel datas;
48 datas.WriteInterfaceToken(IChipController::GetDescriptor());
49 datas.WriteBuffer(data, size);
50 datas.RewindRead(REWIND_READ_DATA);
51 MessageParcel reply;
52 MessageOption option;
53 if (g_WifiChipController == nullptr) {
54 sptr<Wifi> impl = new Wifi();
55 impl->Init();
56 g_WifiChipController = make_shared<ChipControllerStub>(impl);
57 }
58 g_WifiChipController->OnRemoteRequest(code, datas, reply, option);
59 }
60 } // namespace V1_1
61 } // namespace Chip
62 } // namespace Wlan
63 } // namespace HDI
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 /* Run your code on data */
70 OHOS::HDI::Wlan::Chip::V1_0::WifiChipStubFuzzTest(data, size);
71 return 0;
72 }
73