63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
/*
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License").
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* You may not use this file except in compliance with the License.
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* A copy of the License is located at
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*
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* http://aws.amazon.com/apache2.0/
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*
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* or in the "license" file accompanying this file. This file is distributed
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* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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#include "AVSCommon/Utils/Timing/SafeCTimeAccess.h"
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namespace alexaClientSDK {
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namespace avsCommon {
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namespace utils {
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namespace timing {
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std::shared_ptr<SafeCTimeAccess> SafeCTimeAccess::instance() {
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static std::shared_ptr<SafeCTimeAccess> s_safeCTimeAccess(new SafeCTimeAccess);
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return s_safeCTimeAccess;
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}
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bool SafeCTimeAccess::safeAccess(
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std::tm* (*timeAccessFunction)(const std::time_t* time),
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const std::time_t& time,
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std::tm* calendarTime) {
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// No logging on errors, because it's known that logging calls this function, which can cause recursion problems.
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if (!calendarTime) {
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return false;
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}
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bool succeeded = false;
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{
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std::lock_guard<std::mutex> lock{m_timeLock};
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auto tempCalendarTime = timeAccessFunction(&time);
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if (tempCalendarTime) {
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*calendarTime = *tempCalendarTime;
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succeeded = true;
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}
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}
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return succeeded;
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}
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bool SafeCTimeAccess::getGmtime(const std::time_t& time, std::tm* calendarTime) {
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return safeAccess(std::gmtime, time, calendarTime);
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}
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bool SafeCTimeAccess::getLocaltime(const std::time_t& time, std::tm* calendarTime) {
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return safeAccess(std::localtime, time, calendarTime);
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}
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} // namespace timing
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} // namespace utils
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} // namespace avsCommon
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} // namespace alexaClientSDK
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