20230323_YTDX_upperpc/YTDX202303TCP/tools.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace YTDX202303TCP
{
    class tools
    {
        //获取当前设备的所有端口号
        public static string[] GetSerialPort()
        {
            string[] ports = null;
            ports = System.IO.Ports.SerialPort.GetPortNames();
            return ports;
        }



        /// 16进制原码字符串转字节数组
        /// </summary>
        /// <param name="hexString">"AABBCC"或"AA BB CC"格式的字符串</param>
        /// <returns></returns>
        public static byte[] ConvertHexStringToBytes(string hexString)
        {
            hexString = hexString.Replace(" ", "");
            if (hexString.Length % 2 != 0)
            {
                throw new ArgumentException("参数长度不正确");
            }

            byte[] returnBytes = new byte[hexString.Length / 2];
            for (int i = 0; i < returnBytes.Length; i++)
            {
                returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
            }

            return returnBytes;
        }

        /// <summary>
        /// //16转2方法
        /// </summary>
        /// <param name="hexString"></param>
        /// <returns></returns>
        public static string HexString2BinString(string hexString)
        {
            try
            {
                string result = string.Empty;
                foreach (char c in hexString)
                {
                    int v = Convert.ToInt32(c.ToString(), 16);
                    int v2 = int.Parse(Convert.ToString(v, 2));
                    // 去掉格式串中的空格，即可去掉每个4位二进制数之间的空格，
                    result += string.Format("{0:d4} ", v2);
                }
                return result;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                throw;
            }

        }


        /// <summary> 
        /// 字节数组转16进制字符串 
        /// </summary> 
        /// <param name="bytes"></param> 
        /// <returns></returns> 
        public static string byteToHexStr(byte[] bytes)
        {
            string returnStr = "";
            if (bytes != null)
            {
                for (int i = 0; i < bytes.Length; i++)
                {
                    returnStr += bytes[i].ToString("X2");
                }
            }
            return returnStr;
        }


        public static string HexStringToString(string hs, Encoding encode)
        {
            StringBuilder strTemp = new StringBuilder();
            byte[] b = new byte[hs.Length / 2];
            for (int i = 0; i < hs.Length / 2; i++)
            {
                strTemp.Clear();
                strTemp.Append(hs.Substring(i * 2, 2));
                b[i] = Convert.ToByte(strTemp.ToString(), 16);
            }
            return encode.GetString(b);
        }


        /// <summary>
        /// txt文档自动保存
        /// </summary>
        /// <param name="logstring"></param>
        public static void AddLgoToTXT(string _file_name, string path, string logstring)
        {
            path = path + _file_name;
            if (!System.IO.File.Exists(path))
            {
                FileStream stream = System.IO.File.Create(path);
                stream.Close();
                stream.Dispose();
            }
            //using (StreamWriter writer = new StreamWriter(path, true))
            //{
            //    writer.WriteLine(logstring);
            //}
            //[1]创建文件流 文件路径 和枚举类型的文件操作类型
            FileStream fs = new FileStream(path, FileMode.Append);
            //[2]创建写入器
            StreamWriter sw = new StreamWriter(fs);
            //[3]以流的方式写入数据
            //sw.Write(logstring.Trim());
            sw.Write(logstring);
            //[4]关闭写入器
            sw.Close();
            //[5]关闭文件流
            fs.Close();
        }

        //十六进制转字符串
        public string ConvertHexToString(string HexValue, string separator = null)
        {
            HexValue = string.IsNullOrEmpty(separator) ? HexValue : HexValue.Replace(string.Empty, separator);
            StringBuilder sbStrValue = new StringBuilder();
            while (HexValue.Length > 0)
            {
                sbStrValue.Append(Convert.ToChar(Convert.ToUInt32(HexValue.Substring(0, 2), 16)).ToString());
                HexValue = HexValue.Substring(2);
            }
            return sbStrValue.ToString();
        }
        /// <summary>
        /// 将传入的byte数组  从指定位置倒置
        /// </summary>
        /// <param name="b"></param>
        /// <returns></returns>
        public static float bytetofloat(List<byte> b, int start)
        {
            return BitConverter.ToSingle(new byte[] { b[start + 3], b[start + 2], b[start + 1], b[start] }, 0);
        }

        public static int bytetoint(List<byte> b, int start, int len)
        {
            string a = "";
            for (int i = 0; i < len; i++)
            {
                a += b[start + i].ToString("X2");
            }
            return Convert.ToInt32(a, 16);
        }

        public static int ByteToInt16(List<byte> b, int start, int len)
        {
            string a = "";
            for (int i = 0; i < len; i++)
            {
                a += b[start + i].ToString("X2");
            }
            return Convert.ToInt16(a, 16);
        }

        /// <summary>
        /// 将一条十六进制字符串转换为ASCII
        /// </summary>
        /// <param name="hexstring">一条十六进制字符串</param>
        /// <returns>返回一条ASCII码</returns>
        public static string HexStringToASCII(string hexstring)
        {
            byte[] bt = HexStringToBinary(hexstring);
            string lin = "";
            for (int i = 0; i < bt.Length; i++)
            {
                lin = lin + bt[i] + " ";
            }


            string[] ss = lin.Trim().Split(new char[] { ' ' });
            char[] c = new char[ss.Length];
            int a;
            for (int i = 0; i < c.Length; i++)
            {
                a = Convert.ToInt32(ss[i]);
                c[i] = Convert.ToChar(a);
            }

            string b = new string(c);
            return b;
        }

        /**/
        /// <summary>
        /// 16进制字符串转换为二进制数组
        /// </summary>
        /// <param name="hexstring">用空格切割字符串</param>
        /// <returns>返回一个二进制字符串</returns>
        public static byte[] HexStringToBinary(string hexstring)
        {

            string[] tmpary = hexstring.Trim().Split(' ');
            byte[] buff = new byte[tmpary.Length];
            for (int i = 0; i < buff.Length; i++)
            {
                buff[i] = Convert.ToByte(tmpary[i], 16);
            }
            return buff;
        }
    }
}