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 <fuzzer/FuzzedDataProvider.h>
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #include "message_parcel.h"
22 #include "wallpaper_service.h"
23 #include "wallpaperstub_fuzzer.h"
24
25 using namespace OHOS::WallpaperMgrService;
26 namespace OHOS {
27 const std::u16string WALLPAPERSERVICES_INTERFACE_TOKEN = u"OHOS.WallpaperMgrService.IWallpaperService";
28
FuzzTestRemoteRequest(FuzzedDataProvider & provider)29 void FuzzTestRemoteRequest(FuzzedDataProvider &provider)
30 {
31 MessageParcel data;
32 data.WriteInterfaceToken(WALLPAPERSERVICES_INTERFACE_TOKEN);
33 std::vector<uint8_t> remaining_data = provider.ConsumeRemainingBytes<uint8_t>();
34 data.WriteBuffer(static_cast<void *>(remaining_data.data()), remaining_data.size());
35 data.RewindRead(0);
36 MessageParcel reply;
37 MessageOption option;
38 std::shared_ptr<WallpaperService> wallpaperService = std::make_shared<WallpaperService>();
39 uint32_t code = provider.ConsumeIntegral<uint32_t>();
40 wallpaperService->OnRemoteRequest(code, data, reply, option);
41 }
42 } // namespace OHOS
43
44 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)45 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
46 {
47 FuzzedDataProvider provider(data, size);
48 OHOS::FuzzTestRemoteRequest(provider);
49 return 0;
50 }