Turn.Server.TurnServer.GetErrorResponse C# (CSharp) 메소드

        private TurnMessage GetErrorResponse(ErrorCode errorCode, SocketAsyncEventArgs e)
        {
            MessageType? messageType = TurnMessage.SafeGetMessageType(e.Buffer, e.Offset, e.Count);
            TransactionId id = TurnMessage.SafeGetTransactionId(e.Buffer, e.Offset, e.Count);

            if (messageType != null && id != null)
            {
                return new TurnMessage()
                {
                    MessageType = ((MessageType)messageType).GetErrorResponseType(),
                    TransactionId = id,
                    ErrorCodeAttribute = new ErrorCodeAttribute()
                    {
                        ErrorCode = (int)errorCode,
                        ReasonPhrase = errorCode.GetReasonPhrase(),
                    },
                };
            }

            return null;
        }