//输入为初始的9个字节的头加上指定的一串byte，输出为9个字节的头加上输入的byte数组
public static byte[] createBytes(byte[] header, byte[] data)
{
byte[] setOut = new byte[data.Length + 9];
Array.Copy(data, 0, setOut, 9, data.Length);
setOut[0] = 0XAA;
setOut[1] = 0X1D;
setOut[2] = header[2];
setOut[3] = header[3];
setOut[4] = 0X03;
setOut[5] = 0X00;
setOut[6] = System.BitConverter.GetBytes(data.Length)[0];
setOut[7] = 0X00;
setOut[8] = 0X00;
String crcIn = "";
for (int i = 0; i < setOut.Length; i++)
{
crcIn += setOut[i].ToString("X2");
}
ushort crcOut = CodeUtils.QuickCRC16(crcIn, 0, crcIn.Length);
byte[] crcOutByte = BitConverter.GetBytes(crcOut);
setOut[7] = crcOutByte[1];
setOut[8] = crcOutByte[0];
return(setOut);
}
//末尾增加CRC校验 CRC校验不包含帧尾
public static byte[] yl_addCrc(Byte[] src)
{
byte[] result = new byte[src.Length];//初始化数组
//进行效验的应该是长度减3
Array.Copy(src, 0, result, 0, src.Length);
String crcIn = "";
for (int i = 0; i < src.Length - 3; i++)
{
crcIn += src[i].ToString("X2");
}
ushort crcOut = CodeUtils.QuickCRC16(crcIn, 0, crcIn.Length);
byte[] crcOutByte = BitConverter.GetBytes(crcOut);
result[13] = crcOutByte[1];
result[14] = crcOutByte[0];
return(result);
}
//获取埃德尔设备的默认配置信息
public byte[] getDefaultADSettting(String version, String devId, String pduType, String seq)
{
//获取版本号
String hiVer = version.Substring(0, 1);
String lowVer = version.Substring(1, 1);
byte btVer = (byte)((CodeUtils.String2Byte(hiVer)) * 16 + CodeUtils.String2Byte(lowVer));
//获取设备ID
byte[] btDevs = new byte[4];
for (int i = 0; i < 4; i++)
{
btDevs[i] = CodeUtils.String2Byte(devId.Substring(2 * i, 2));
}
//获取pduType
byte btPduType = CodeUtils.String2Byte(pduType);
byte dstPduType = (byte)(0xB0 | (0x0f & btPduType));
//获取系统时间的tag 长度为2个字节！
byte[] sysTag = { 0x10, 0x00, 0x00, 0x51, 0x00, 0x06,
StringUtil.YEAR, StringUtil.MON, StringUtil.DAY, StringUtil.HOR, StringUtil.MIN, StringUtil.SEC };
//获取iptag信息
String adIp = System.Configuration.ConfigurationSettings.AppSettings["AD_IP"];
String adPort = System.Configuration.ConfigurationSettings.AppSettings["AD_PORT"];
byte[] btIp = ASCIIEncoding.ASCII.GetBytes(adIp);
Int16 ipLen0 = (Int16)btIp.Length;
byte[] btiplens0 = BitConverter.GetBytes(ipLen0);
byte[] iplens = new byte[2];
iplens[0] = btiplens0[1];
iplens[1] = btiplens0[0];
byte[] ipOid = { 0x10, 0x00, 0x00, 0x22 };
byte[] ipTag = new byte[4 + 2 + btIp.Length];
ipOid.CopyTo(ipTag, 0);
iplens.CopyTo(ipTag, 4);
btIp.CopyTo(ipTag, 6);
//获取porttag信息
byte[] btAdPort = ASCIIEncoding.ASCII.GetBytes(adPort);
Int16 portLen = (Int16)btAdPort.Length;
byte[] btportlens0 = BitConverter.GetBytes(portLen);
byte[] portlens = new byte[2];
portlens[0] = btportlens0[1];
portlens[1] = btportlens0[0];
byte[] btPortOid = { 0x10, 0x00, 0x00, 0x23 };
byte[] portTag = new byte[4 + 2 + btAdPort.Length];
btPortOid.CopyTo(portTag, 0);
portlens.CopyTo(portTag, 4);
btAdPort.CopyTo(portTag, 6);
//总长度计算
Int16 totalLen = (Int16)(4 + 1 + 1 + sysTag.Length + ipTag.Length + portTag.Length);
byte[] btlens0 = BitConverter.GetBytes(totalLen);
byte[] btlens = new byte[2];
btlens[0] = btlens0[1];
btlens[1] = btlens0[0];
//crc之前的byte类型数据
byte[] bfsrc = new byte[totalLen + 2 + 1 + 1];
bfsrc[0] = 0xA3;
bfsrc[1] = btVer;
btlens.CopyTo(bfsrc, 2);
btDevs.CopyTo(bfsrc, 4);
bfsrc[8] = dstPduType;
bfsrc[9] = CodeUtils.String2Byte(seq);
sysTag.CopyTo(bfsrc, 10);
ipTag.CopyTo(bfsrc, 10 + sysTag.Length);
portTag.CopyTo(bfsrc, 10 + sysTag.Length + ipTag.Length);
String strCrc = String.Format("{0:X}", (int)CodeUtils.CRC16_AD(bfsrc));
byte[] btcrc = { CodeUtils.String2Byte(strCrc.Substring(0, 2)), CodeUtils.String2Byte(strCrc.Substring(2, 2)) };
byte[] afcrc = new byte[bfsrc.Length + 2];
bfsrc.CopyTo(afcrc, 0);
btcrc.CopyTo(afcrc, bfsrc.Length);
return(CodeUtils.adEncode(afcrc));
}
