1/*
2 * Copyright (c) 2021 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 "writeupdatermsg_fuzzer.h"
17
18#include <array>
19#include <cstddef>
20#include <cstdint>
21#include <cstring>
22#include "log/log.h"
23#include "misc_info/misc_info.h"
24#include "securec.h"
25
26using namespace Updater;
27namespace OHOS {
28    void FuzzWriteUpdaterMsg(const uint8_t* data, size_t size)
29    {
30        UpdateMessage boot;
31        if (memcpy_s(boot.update, MAX_UPDATE_SIZE - 1, reinterpret_cast<const char*>(data), size) != EOK) {
32            return;
33        }
34        ReadUpdaterMiscMsg(boot);
35        const std::string path = "/dev/block/by_name/misc";
36        WriteUpdaterMessage(path, boot);
37        WriteUpdaterMiscMsg(boot);
38    }
39    void FuzzWriteUpdaterPara()
40    {
41        UpdaterPara boot;
42        WriteUpdaterParaMisc(boot);
43        ReadUpdaterParaMisc(boot);
44        ClearUpdaterParaMisc();
45    }
46}
47
48/* Fuzzer entry point */
49extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
50{
51    /* Run your code on data */
52    OHOS::FuzzWriteUpdaterMsg(data, size);
53    OHOS::FuzzWriteUpdaterPara();
54    return 0;
55}
56
57