System.Net.Sockets.SocketPal.TryCompleteConnect C# (CSharp) Метод

        public static unsafe bool TryCompleteConnect(SafeCloseSocket socket, int socketAddressLen, out SocketError errorCode)
        {
            Interop.Error socketError;
            Interop.Error err;
            try
            {
                err = Interop.Sys.GetSocketErrorOption(socket, &socketError);
            }
            catch (ObjectDisposedException)
            {
                // The socket was closed, or is closing.
                errorCode = SocketError.OperationAborted;
                return true;
            }

            if (err != Interop.Error.SUCCESS)
            {
                Debug.Assert(err == Interop.Error.EBADF, $"Unexpected err: {err}");
                errorCode = SocketError.SocketError;
                return true;
            }

            if (socketError == Interop.Error.SUCCESS)
            {
                errorCode = SocketError.Success;
                return true;
            }
            else if (socketError == Interop.Error.EINPROGRESS)
            {
                errorCode = SocketError.Success;
                return false;
            }

            errorCode = GetSocketErrorForErrorCode(socketError);
            return true;
        }