session-ios/SignalServiceKit/src/Util/NSDate+OWS.mm
2018-01-30 10:31:13 -05:00

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//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
#import "NSDate+OWS.h"
#import <chrono>
NS_ASSUME_NONNULL_BEGIN
@implementation NSDate (OWS)
+ (uint64_t)ows_millisecondTimeStamp
{
uint64_t milliseconds
= (uint64_t)(std::chrono::system_clock::now().time_since_epoch() / std::chrono::milliseconds(1));
return milliseconds;
}
+ (NSDate *)ows_dateWithMillisecondsSince1970:(uint64_t)milliseconds
{
return [NSDate dateWithTimeIntervalSince1970:(milliseconds / 1000.0)];
}
+ (uint64_t)ows_millisecondsSince1970ForDate:(NSDate *)date
{
return (uint64_t)(date.timeIntervalSince1970 * 1000);
}
@end
NS_ASSUME_NONNULL_END