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 <chrono>
17 #include <ctime>
18 #include <iomanip>
19 #include <sstream>
20
21 #include "http_client_time.h"
22
23 namespace OHOS {
24 namespace NetStack {
25 namespace HttpClient {
26
27 static constexpr const char *GMT_TIME = "%a, %d %b %Y %H:%M:%S GMT";
28 static constexpr const int MAX_TIME_LEN = 128;
GetNowTimeGMT()29 std::string HttpTime::GetNowTimeGMT()
30 {
31 auto now = std::chrono::system_clock::now();
32 time_t timeSeconds = std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch()).count();
33 std::tm timeInfo = {0};
34 #ifdef WINDOWS_PLATFORM
35 if (gmtime_s(&timeInfo, &timeSeconds) == 0) {
36 #else
37 if (gmtime_r(&timeSeconds, &timeInfo) == nullptr) {
38 #endif
39 return {};
40 }
41 char s[MAX_TIME_LEN] = {0};
42 if (strftime(s, sizeof(s), GMT_TIME, &timeInfo) == 0) {
43 return {};
44 }
45 return s;
46 }
47
48 time_t HttpTime::GetNowTimeSeconds()
49 {
50 auto now = std::chrono::system_clock::now();
51 return std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch()).count();
52 }
53
54 time_t HttpTime::StrTimeToTimestamp(const std::string &time_str)
55 {
56 std::tm tm = {0};
57 std::stringstream ss(time_str);
58 ss >> std::get_time(&tm, GMT_TIME);
59 auto tp = std::chrono::system_clock::from_time_t(std::mktime(&tm));
60
61 auto tmp = std::chrono::duration_cast<std::chrono::seconds>(tp.time_since_epoch());
62 return tmp.count();
63 }
64 } // namespace HttpClient
65 } // namespace NetStack
66 } // namespace OHOS