ModernUO/Projects/Server/LibUv/Internal/UvTcpHandle.cs
2019-12-26 18:08:50 -08:00

72 lines
2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Net;
using System.Runtime.InteropServices;
namespace Libuv.Internal
{
public class UvTcpHandle : UvStreamHandle
{
public UvTcpHandle(ILibuvTrace logger) : base(logger)
{
}
public void Init(UvLoopHandle loop, Action<Action<IntPtr>, IntPtr> queueCloseHandle)
{
CreateHandle(
loop.Libuv,
loop.ThreadId,
loop.Libuv.handle_size(LibuvFunctions.HandleType.TCP), queueCloseHandle);
_uv.tcp_init(loop, this);
}
public void Open(IntPtr fileDescriptor)
{
_uv.tcp_open(this, fileDescriptor);
}
public void Bind(IPEndPoint endPoint)
{
var addressText = endPoint.Address.ToString();
_uv.ip4_addr(addressText, endPoint.Port, out var addr, out var error1);
if (error1 != null)
{
_uv.ip6_addr(addressText, endPoint.Port, out addr, out var error2);
if (error2 != null) throw error1;
if (endPoint.Address.ScopeId != addr.ScopeId)
// IPAddress.ScopeId cannot be less than 0 or greater than 0xFFFFFFFF
// https://msdn.microsoft.com/en-us/library/system.net.ipaddress.scopeid(v=vs.110).aspx
addr.ScopeId = (uint)endPoint.Address.ScopeId;
}
_uv.tcp_bind(this, ref addr, 0);
}
public IPEndPoint GetPeerIPEndPoint()
{
int namelen = Marshal.SizeOf<SockAddr>();
_uv.tcp_getpeername(this, out var socketAddress, ref namelen);
return socketAddress.GetIPEndPoint();
}
public IPEndPoint GetSockIPEndPoint()
{
int namelen = Marshal.SizeOf<SockAddr>();
_uv.tcp_getsockname(this, out var socketAddress, ref namelen);
return socketAddress.GetIPEndPoint();
}
public void NoDelay(bool enable)
{
_uv.tcp_nodelay(this, enable);
}
}
}