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 "hiview_file_info.h"
17
18#include "hiview_logger.h"
19#include "securec.h"
20
21namespace OHOS {
22namespace HiviewDFX {
23DEFINE_LOG_TAG("LOGLIBRARY_FILE_INFO");
24void* HiviewFileInfo::GetData(uint32_t& dataSize) const
25{
26    Parcel outParcel;
27    if (!outParcel.WriteString(name)) {
28        return nullptr;
29    }
30    if (!outParcel.WriteInt64(mtime)) {
31        return nullptr;
32    }
33    if (!outParcel.WriteUint64(size)) {
34        return nullptr;
35    }
36    size_t size = outParcel.GetDataSize();
37    const size_t maxSize = 1024;
38    if (size == 0 || size > maxSize) {
39        HIVIEW_LOGE("invalid size.");
40        return nullptr;
41    }
42    void* data = malloc(size);
43    if (data == nullptr) {
44        HIVIEW_LOGE("invalid data.");
45        return nullptr;
46    }
47    memset_s(data, size, 0, size);
48    if (memcpy_s(data, size, reinterpret_cast<void*>(outParcel.GetData()), size) != 0) {
49        HIVIEW_LOGE("copy failed.");
50        free(data);
51        return nullptr;
52    }
53    dataSize = size;
54    return data;
55}
56
57HiviewFileInfo HiviewFileInfo::ParseData(const char* data, const uint32_t dataSize)
58{
59    if (data == nullptr) {
60        HIVIEW_LOGE("param invalid.");
61        return HiviewFileInfo("", 0, 0);
62    }
63    Parcel inParcel;
64    inParcel.WriteBuffer(data, dataSize);
65    std::string name;
66    if (!inParcel.ReadString(name)) {
67        return HiviewFileInfo("", 0, 0);
68    }
69    time_t mtime;
70    if (!inParcel.ReadInt64(mtime)) {
71        return HiviewFileInfo("", 0, 0);
72    }
73    uint64_t size;
74    if (!inParcel.ReadUint64(size)) {
75        return HiviewFileInfo("", 0, 0);
76    }
77    return HiviewFileInfo(name, mtime, size);
78}
79} // namespace HiviewDFX
80} // namespace OHOS