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52 lines
1.6 KiB
52 lines
1.6 KiB
8 months ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Date
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{
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public class DateTimeUtilities
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{
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public static readonly DateTime UnixEpoch = new DateTime(1970, 1, 1);
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private DateTimeUtilities()
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{
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}
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/// <summary>
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/// Return the number of milliseconds since the Unix epoch (1 Jan., 1970 UTC) for a given DateTime value.
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/// </summary>
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/// <param name="dateTime">A UTC DateTime value not before epoch.</param>
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/// <returns>Number of whole milliseconds after epoch.</returns>
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/// <exception cref="ArgumentException">'dateTime' is before epoch.</exception>
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public static long DateTimeToUnixMs(
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DateTime dateTime)
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{
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if (dateTime.CompareTo(UnixEpoch) < 0)
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throw new ArgumentException("DateTime value may not be before the epoch", "dateTime");
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return (dateTime.Ticks - UnixEpoch.Ticks) / TimeSpan.TicksPerMillisecond;
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}
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/// <summary>
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/// Create a DateTime value from the number of milliseconds since the Unix epoch (1 Jan., 1970 UTC).
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/// </summary>
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/// <param name="unixMs">Number of milliseconds since the epoch.</param>
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/// <returns>A UTC DateTime value</returns>
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public static DateTime UnixMsToDateTime(
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long unixMs)
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{
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return new DateTime(unixMs * TimeSpan.TicksPerMillisecond + UnixEpoch.Ticks);
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}
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/// <summary>
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/// Return the current number of milliseconds since the Unix epoch (1 Jan., 1970 UTC).
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/// </summary>
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public static long CurrentUnixMs()
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{
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return DateTimeToUnixMs(DateTime.UtcNow);
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}
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}
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}
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#pragma warning restore
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#endif
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