RFIDAuto.cs
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using log4net;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Asa.RFID
{
public class RFIDAuto
{
public static readonly ILog LOGGER = LogManager.GetLogger("TheRFID");
private string IP = "";
private byte addr;
private int portIndex;
private bool IsConnect = false;
private byte[] lastData = new byte[8];
/// <summary>
/// 接收事件
/// </summary>
/// <param name="ip"></param>
/// <param name="buff"></param>
public delegate void Received_Event(string ip, byte[] buff);
/// <summary>
/// 接收数据
/// </summary>
public event Received_Event Received;
public RFIDAuto(string ip)
{
this.IP = ip;
}
public int StopAutoScan()
{
try
{
IsConnect = false;
byte scanMode = 0;
int ErrCode = SetAutoScanMode(addr, scanMode);
LOGGER.Info("Close RFID [" + IP + "] ScanMode：" + ErrCode);
ErrCode = ReaderA.StaticClassReaderA.CloseNetPort(portIndex);
LOGGER.Info("Close RFID [" + IP + "]：" + ErrCode);
return ErrCode;
}
catch (Exception e)
{
LOGGER.Error("Close RFID[" + IP + "] has error", e);
}
return -1;
}
public int StartAutoScan(Received_Event OnReceive)
{
if (IsConnect)
{
LOGGER.Warn(" RFID [" + IP+"] is already connected, no need to start again");
return 0;
}
this.Received = OnReceive;
//IP合法
string pattern = @"^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)$";
bool rtn = System.Text.RegularExpressions.Regex.IsMatch(IP, pattern);
if (!rtn) {
LOGGER.Error(IP + " is error");
return -1;
}
string[] arr = IP.Split('.');
if (arr.Length != 4)
{
LOGGER.Error(IP + " length is not 4");
return -1;
}
addr = Convert.ToByte(arr[3]);
int port = 6000 + Convert.ToInt32(arr[3]);
portIndex = 0;
int ErrCode = ReaderA.StaticClassReaderA.OpenNetPort(port, IP, ref addr, ref portIndex);
LOGGER.Info("Connect [" + IP + "] :" + ErrCode);
if (ErrCode == 0)
{
ErrCode = OpenAutoScanMode(addr);
LOGGER.Info(" [" + IP + "] Open Auto Scan Mode:" + ErrCode);
Task.Factory.StartNew(AutoScan);
}
return ErrCode;
}
private int SetAutoScanMode(byte addr, byte scanMode)
{
byte[] scanModeData = new byte[11];
//bit0: 0停止扫描，1开始扫描
//bit1: 0正常数据扫描，1EAS扫描
//bit2: 0正常灵敏度，1高灵敏度
//bit3: 0禁止输入同步，1允许输入同步
//bit4: 0禁止指令同步，1允许指令同步
//bit5: 0禁止扫描提示，1允许扫描提示
//bit6: 0禁止EAS探测提示，1允许EAS探测提示
//bit7: 0禁止EAS消息输出提示，1允许EAS消息输出提示
scanModeData[0] = scanMode;
//bit0: 0不发送comAddr，1发送comAddr
//bit1: 0不带UID，1带UID
//bit2: 0不包含指定块，1包含指定块
//bit3: 0不带安全状态字，1带安全状态字
//bit4: 0 ASCII，1 HEX
//bit5: 0不进行开关射频场，1进行开关射频场
//bit6: 0无操作，1停止扫描关闭射频场
//bit7: 0无，1鸣叫闪烁
scanModeData[1] = 255;
scanModeData[2] = 0; //起始块号
scanModeData[3] = 2; //块总数 之前是28
scanModeData[4] = 1; //块的起始字节
scanModeData[5] = 4; //块的字节数
//1 CR+LF 0x0D 0x0A
//2 CR 0x0D
//4 LF 0x0A
//8 BEL 0x07
//16 :(分号) 0x3B
//32 ,(逗号) 0x2C
//64 " "(空格) 0x20
//128 自定义
scanModeData[6] = 8; //间隔符
scanModeData[7] = 0; //自定义间隔符，[6] = 128
//1 CR+LF 0x0D 0x0A
//2 CR 0x0D
//4 LF 0x0A
//8 BEL 0x07
//16 :(分号) 0x3B
//32 ,(逗号) 0x2C
//64 " "(空格) 0x20
//128 自定义
scanModeData[8] = 8; //结束符
scanModeData[9] = 0; //自定义间隔符，[8] = 128
scanModeData[10] = 0x00;
int ErrCode = ReaderA.StaticClassReaderA.SetScanMode(ref addr, scanModeData, portIndex);
return ErrCode;
}
private DateTime LastOkTime = DateTime.Now;
private void AutoScan()
{
IsConnect = true;
byte[] dataBuffer = new byte[0];
while (IsConnect)
{
try
{
byte[] data = new byte[100];
int len = 0;
int ErrCode = ReaderA.StaticClassReaderA.ReadScanModeData(data, ref len, portIndex);
if (ErrCode == 0)
{
LastOkTime = DateTime.Now;
string dataStr = byteToStr(data, len);
LOGGER.Debug(IP + " Receive Code: " + ErrCode + " Len: " + len + " Data:" + dataStr);
byte[] temp = new byte[dataBuffer.Length + len];
Array.Copy(dataBuffer, temp, dataBuffer.Length);
Array.Copy(data, 0, temp, dataBuffer.Length, len);
byte[] bb = new byte[10];
int idx = -1;
bool start = false;
bool end = false;
int endIndex = -1;
for (int i = 0; i < temp.Length; i++)
{
byte b = temp[i];
if (b == 0x5A)
{
start = true;
idx = 0;
//bb[idx++] = result;
}
else if (b == 0x4A && start)
{
start = false;
end = true;
endIndex = i;
bb[idx++] = b;
}
if (start)
{
if (idx + 1 == bb.Length)
{
start = false;
end = false;
}
else
{
bb[idx++] = b;
}
}
if (end)
{
byte[] _buff = new byte[8];
_buff[0] = bb[0];
_buff[1] = bb[1];
_buff[2] = bb[2];
_buff[3] = bb[3];
_buff[4] = bb[5];
_buff[5] = bb[6];
_buff[6] = 0;
_buff[7] = 0;
end = false;
string itemStr = byteToStr(_buff, _buff.Length);
lastData = _buff;
LOGGER.Debug("[" + IP + "] Item：" + itemStr);
Received?.Invoke(IP, _buff);
}
}
endIndex++;
if (endIndex < temp.Length)
{
dataBuffer = new byte[temp.Length - endIndex];
Array.Copy(temp, endIndex, dataBuffer, 0, temp.Length - endIndex);
dataStr = byteToStr(dataBuffer, dataBuffer.Length);
LOGGER.Debug(IP + " Receive Code: 剩余 Length: " + dataBuffer.Length + " Data:" + dataStr);
}
}
else if (ErrCode == 14 && IsConnect)
{
LOGGER.Error(IP + " Receive Code: " + ErrCode + " 进行重连");
// LogUtil.error(IP + " Receive Code: " + ErrCode + " 进行重连");
StopAutoScan();
StartAutoScan(this.Received);
break;
}
else
{
TimeSpan span = DateTime.Now - LastOkTime;
if (span.TotalMinutes > 2)
{
LastOkTime = DateTime.Now;
string dataStr = byteToStr(data, len);
LOGGER.Debug(IP + " Receive Code: " + ErrCode + " Len: " + len + " Data:" + dataStr);
}
}
System.Threading.Thread.Sleep(60);
}
catch (Exception e)
{
LOGGER.Error("ReadScanModeData Error:", e);
}
}
}
public byte[] ReadAndClear()
{
byte[] data = lastData;
lastData = new byte[8];
LOGGER.Info("Read and clear RFID[" + IP + "] data:" + byteToStr(data, data.Length));
return data;
}
public byte[] Read()
{
return lastData;
}
private int OpenAutoScanMode(byte addr)
{
byte scanMode = 1;
return SetAutoScanMode(addr, scanMode);
}
private string byteToStr(byte[] data, int len)
{
string s = "";
for (int i = 0; i < len; i++)
{
s += data[i].ToString("X2") + " ";
}
return s;
}
}
}