using HH.WCS.QingXigongchang.process;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace HH.WCS.QingXigongchang.device
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{
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internal class PlcHelper
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{
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//public static List<string> ipList = new List<string>();
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public static Dictionary<string, bool> ipList = new Dictionary<string, bool>();
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public static object ojbq = new object();
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internal static void Receive(string ip, string msg)
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{
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//处理设备信号
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try
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{
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lock (ojbq)
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{
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if (ipList.ContainsKey(ip))
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{
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if (ipList.TryGetValue(ip, out bool re))
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{
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if (re)
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return;
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else
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ipList[ip] = true;
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}
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else return;
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}
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else
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{
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ipList.Add(ip, true);
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}
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}
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DeviceProcess.Analysis(msg, ip);
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ipList[ip] = false;
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}
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catch (Exception ex)
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{
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LogHelper.Error(ex.Message + "{" + $"{ip}-{msg}" + "}", ex);
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ipList[ip] = false;
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}
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}
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internal static bool SendHex(string ip, string msg)
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{
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LogHelper.Info("SendHex:" + ip + "->" + msg);
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return TcpServer.TcpServerSend(ip, Hex2Bytes(msg));
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}
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internal static void SendAscii(string ip, string msg)
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{
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TcpServer.TcpServerSend(ip, Encoding.ASCII.GetBytes(msg));
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}
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internal static byte[] Hex2Bytes(string hexString)
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{
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hexString = hexString.Replace(" ", "");
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if ((hexString.Length % 2) != 0)
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hexString += " ";
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byte[] returnBytes = new byte[hexString.Length / 2];
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for (int i = 0; i < returnBytes.Length; i++)
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returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
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return returnBytes;
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}
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internal static string Hex2Ascii(string hexString)
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{
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hexString = hexString.Replace(" ", "");
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if ((hexString.Length % 2) != 0)
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hexString += " ";
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byte[] returnBytes = new byte[hexString.Length / 2];
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for (int i = 0; i < returnBytes.Length; i++)
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returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
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return Encoding.ASCII.GetString(returnBytes);
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}
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#region 进制转换+CRC
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internal static byte[] CRC16LH(byte[] pDataBytes)
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{
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ushort crc = 0xffff;
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ushort polynom = 0xA001;
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for (int i = 0; i < pDataBytes.Length; i++)
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{
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crc ^= pDataBytes[i];
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for (int j = 0; j < 8; j++)
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{
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if ((crc & 0x01) == 0x01)
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{
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crc >>= 1;
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crc ^= polynom;
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}
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else
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{
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crc >>= 1;
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}
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}
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}
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byte[] result = BitConverter.GetBytes(crc);
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return result;
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}
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internal static byte[] CRC16HL(byte[] pDataBytes)
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{
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ushort crc = 0xffff;
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ushort polynom = 0xA001;
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for (int i = 0; i < pDataBytes.Length; i++)
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{
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crc ^= pDataBytes[i];
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for (int j = 0; j < 8; j++)
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{
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if ((crc & 0x01) == 0x01)
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{
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crc >>= 1;
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crc ^= polynom;
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}
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else
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{
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crc >>= 1;
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}
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}
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}
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byte[] result = BitConverter.GetBytes(crc).Reverse().ToArray();
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return result;
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}
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#endregion
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}
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}
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