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

        public static SocketError GetSocketErrorForErrorCode(Interop.Error errorCode)
        {
            return SocketErrorPal.GetSocketErrorForNativeError(errorCode);
        }

            private Interop.Error CloseHandle(IntPtr handle)
            {
                Interop.Error errorCode     = Interop.Error.SUCCESS;
                bool          remappedError = false;

                if (Interop.Sys.Close(handle) != 0)
                {
                    errorCode = Interop.Sys.GetLastError();
                    if (errorCode == Interop.Error.ECONNRESET)
                    {
                        // Some Unix platforms (e.g. FreeBSD) non-compliantly return ECONNRESET from close().
                        // For our purposes, we want to ignore such a "failure" and treat it as success.
                        // In such a case, the file descriptor was still closed and there's no corrective
                        // action to take.
                        errorCode     = Interop.Error.SUCCESS;
                        remappedError = true;
                    }
                }

                if (NetEventSource.IsEnabled)
                {
                    NetEventSource.Info(this, remappedError ?
                                        $"handle:{handle}, close():ECONNRESET, but treating it as SUCCESS" :
                                        $"handle:{handle}, close():{errorCode}");
                }

#if DEBUG
                _closeSocketHandle = handle;
                _closeSocketResult = SocketPal.GetSocketErrorForErrorCode(errorCode);
#endif

                return(errorCode);
            }