1/*
2 * Copyright (c) 2024 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 "updatepreviewstyle_fuzzer.h"
17
18#include "singleton.h"
19
20#define private public
21#include "devicestatus_service.h"
22#include "fi_log.h"
23#include "message_parcel.h"
24#include "preview_style_packer.h"
25
26#undef LOG_TAG
27#define LOG_TAG "UpdatePreviewStyleFuzzTest"
28
29namespace OHOS {
30namespace Msdp {
31namespace DeviceStatus {
32
33namespace OHOS {
34constexpr uint32_t FOREGROUND_COLOR_IN { 0x33FF0000 };
35
36bool UpdatePreviewStyleFuzzTest(const uint8_t* data, size_t size)
37{
38    const std::u16string FORMMGR_DEVICE_TOKEN { u"ohos.msdp.Idevicestatus" };
39    MessageParcel datas;
40    if (!datas.WriteInterfaceToken(FORMMGR_DEVICE_TOKEN)) {
41        FI_HILOGE("Failed to write interface token");
42        return false;
43    }
44
45    PreviewStyle previewStyle;
46    previewStyle.types = { PreviewType::FOREGROUND_COLOR };
47    previewStyle.foregroundColor = FOREGROUND_COLOR_IN;
48    if (PreviewStylePacker::Marshalling(previewStyle, datas) != RET_OK) {
49        FI_HILOGE("Marshalling previewStyle failed");
50        return false;
51    }
52    if (!datas.WriteBuffer(data, size) || !datas.RewindRead(0)) {
53        FI_HILOGE("Failed to write buffer");
54        return false;
55    }
56    MessageOption option;
57    MessageParcel reply;
58    DelayedSingleton<DeviceStatusService>::GetInstance()->OnRemoteRequest(
59        static_cast<uint32_t>(Msdp::DeviceInterfaceCode::UPDATE_PREVIEW_STYLE), datas, reply, option);
60    return true;
61}
62} // namespace OHOS
63
64/* Fuzzer entry point */
65extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
66{
67    /* Run your code on data */
68    if (data == nullptr) {
69        return 0;
70    }
71
72    OHOS::UpdatePreviewStyleFuzzTest(data, size);
73    return 0;
74}
75} // namespace DeviceStatus
76} // namespace Msdp
77} // namespace OHOS
78