BITFALL/Assets/BITKit/UnityPluginsSupport/KumoKyaku/Kcp/Utility.cs

74 lines
2.8 KiB
C#

using System;
using System.Buffers;
using System.Collections.Generic;
using System.Runtime.CompilerServices;
using System.Text;
//[assembly: InternalsVisibleTo("UnitTestProject1")]
namespace System.Net.Sockets.Kcp
{
public static class KcpExtension_FDF71D0BC31D49C48EEA8FAA51F017D4
{
private static readonly DateTime utc_time = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
[Obsolete("", true)]
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint ConvertTime(this in DateTime time)
{
return (uint)(Convert.ToInt64(time.Subtract(utc_time).TotalMilliseconds) & 0xffffffff);
}
private static readonly DateTimeOffset utc1970 = new DateTimeOffset(1970, 1, 1, 0, 0, 0, TimeSpan.Zero);
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint ConvertTimeOld(this in DateTimeOffset time)
{
return (uint)(Convert.ToInt64(time.Subtract(utc1970).TotalMilliseconds) & 0xffffffff);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint ConvertTime2(this in DateTimeOffset time)
{
#if NETSTANDARD2_0_OR_GREATER || NET5_0_OR_GREATER
return (uint)(time.ToUnixTimeMilliseconds() & 0xffffffff);
#else
return (uint)(Convert.ToInt64(time.Subtract(utc1970).TotalMilliseconds) & 0xffffffff);
#endif
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint ConvertTime(this in DateTimeOffset time)
{
#if NETSTANDARD2_0_OR_GREATER || NET5_0_OR_GREATER
return (uint)(time.ToUnixTimeMilliseconds());
#else
return (uint)(Convert.ToInt64(time.Subtract(utc1970).TotalMilliseconds) & 0xffffffff);
#endif
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static string ToLogString<T>(this T segment, bool local = false)
where T : IKcpSegment
{
if (local)
{
return $"sn:{segment.sn,2} una:{segment.una,2} frg:{segment.frg,2} cmd:{segment.cmd,2} len:{segment.len,2} wnd:{segment.wnd} [ LocalValue: xmit:{segment.xmit} fastack:{segment.fastack} rto:{segment.rto} ]";
}
else
{
return $"sn:{segment.sn,2} una:{segment.una,2} frg:{segment.frg,2} cmd:{segment.cmd,2} len:{segment.len,2} wnd:{segment.wnd}";
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static int Encode<T>(this T Seg, IBufferWriter<byte> writer)
where T : IKcpSegment
{
var totalLength = (int)(KcpSegment.HeadOffset + Seg.len);
var span = writer.GetSpan(totalLength);
Seg.Encode(span);
writer.Advance(totalLength);
return totalLength;
}
}
}