c# 字节数组网路传输转义

        /// <summary>
        /// 获取转义数据
        /// 转义规则：0x9e<——>0x9d后紧跟一个0x02；0x9d<——>0x9d后紧跟一个0x01。
        /// </summary>
        /// <param name="buffer">原始数据</param>
        /// <returns>转义数据</returns>
        private byte[] getTransferredMeaning(byte[] buffer)
        {
            try
            {
                List<byte> dataList = buffer.ToList();
                for (int i = 1; i < dataList.Count-1; i++)
                {
                    if (dataList[i] == 0x9e)
                    {
                        dataList[i] = 0x9d;
                        dataList.Insert(i + 1, 0x02);
                    }
                    else if (dataList[i] == 0x9d)
                    {
                        dataList.Insert(i + 1, 0x01);
                    }
                }
                return dataList.ToArray();
            }
            catch
            {
                return buffer;
            }
        }
        /// <summary>
        /// 反转义
        /// 转义规则：0x9e<——>0x9d后紧跟一个0x02；0x9d<——>0x9d后紧跟一个0x01。
        /// </summary>
        /// <param name="buffer">原始数据</param>
        /// <returns>反转义数据</returns>
        private byte[] getOppositeMeaning(byte[] buffer)
        {
            try
            {
                List<byte> dataList = buffer.ToList();
                for (int i = 1; i < dataList.Count - 1; i++)
                {
                    if (dataList[i] == 0x9d && dataList[i + 1] == 0x02)
                    {
                        dataList[i] = 0x9e;
                        dataList.RemoveAt(i + 1);
                    }
                    else if (dataList[i] == 0x9d && dataList[i + 1] == 0x01)
                    {
                        dataList.RemoveAt(i + 1);
                    }
                }
                return dataList.ToArray();
            }
            catch
            {
                return buffer;
            }
        }