SystemTcpConnectionInformation.cs

Go to the documentation of this file.

namespace System.Net.NetworkInformation;
 
internal sealed class SystemTcpConnectionInformation : TcpConnectionInformation
{
    private readonly IPEndPoint _localEndPoint;
 
    private readonly IPEndPoint _remoteEndPoint;
 
    private readonly TcpState _state;
 
    public override TcpState State => _state;
 
    public override IPEndPoint LocalEndPoint => _localEndPoint;
 
    public override IPEndPoint RemoteEndPoint => _remoteEndPoint;
 
    internal SystemTcpConnectionInformation(in global::Interop.IpHlpApi.MibTcpRow row)
    {
        _state = row.state;
        int port = (row.localPort1 << 8) | row.localPort2;
        int port2 = ((_state != TcpState.Listen) ? ((row.remotePort1 << 8) | row.remotePort2) : 0);
        _localEndPoint = new IPEndPoint(row.localAddr, port);
        _remoteEndPoint = new IPEndPoint(row.remoteAddr, port2);
    }
 
    internal SystemTcpConnectionInformation(in global::Interop.IpHlpApi.MibTcp6RowOwnerPid row)
    {
        _state = row.state;
        int port = (row.localPort1 << 8) | row.localPort2;
        int port2 = ((_state != TcpState.Listen) ? ((row.remotePort1 << 8) | row.remotePort2) : 0);
        _localEndPoint = new IPEndPoint(new IPAddress(row.localAddrAsSpan, row.localScopeId), port);
        _remoteEndPoint = new IPEndPoint(new IPAddress(row.remoteAddrAsSpan, row.remoteScopeId), port2);
    }
}