1/*
2 * Copyright (c) 2022 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 "flashd_utils.h"
17
18#include <unistd.h>
19
20#include "securec.h"
21
22namespace Flashd {
23std::string GetPathRoot(const std::string &path)
24{
25    auto pos = path.find_first_of('/', 1);
26    return path.substr(0, pos);
27}
28
29std::string GetFileName(const std::string &path)
30{
31    auto pos = path.find_last_of('/');
32    if (pos == std::string::npos) {
33        pos = path.find_last_of('\\');
34        if (pos == std::string::npos) {
35            return "";
36        }
37    }
38    return path.substr(pos + 1);
39}
40
41std::vector<std::string> Split(const std::string &src, const std::vector<std::string> &filter)
42{
43    std::vector<std::string> result;
44    if (src.empty()) {
45        return result;
46    }
47
48    const auto len = src.size() + 1;
49    auto buffer = std::vector<char>(len, 0);
50    buffer.assign(src.begin(), src.end());
51
52    const char delimit[] = " ";
53    char *nextToken = nullptr;
54    auto token = strtok_s(buffer.data(), delimit, &nextToken);
55    while (token != nullptr) {
56        if (find(filter.cbegin(), filter.cend(), token) == filter.cend()) {
57            result.push_back(token);
58        }
59        token = strtok_s(nullptr, delimit, &nextToken);
60    }
61    return result;
62}
63
64void SafeCloseFile(int &fd)
65{
66    if (fd >= 0) {
67        close(fd);
68        fd = -1;
69    }
70}
71} // namespace Flashd