public static DistanceDataParameter DistanceData(byte[] by)
{
DistanceDataParameter parameter = new DistanceDataParameter();
parameter.FunctionByte = HexadecimalConversion.HexToInt(by[18], by[19]);
parameter.FunctionByteParameter = DistanceFunctionByte(parameter.FunctionByte);
parameter.Count = HexadecimalConversion.HexToInt(by[20], by[21], by[22], by[23]);
return(parameter);
}
private bool ContrastValidation(byte[] by, int contrastvalue, int start)
{
int count = 0;
byte[] contrastdata = HexadecimalConversion.IntToAscii(contrastvalue);
foreach (byte item in contrastdata)
{
if (by[start + count] != item)
{
return(false);
}
count++;
}
return(true);
}
public static ParsingParameter ParsingContent(byte[] by)
{
ParsingParameter parameter = new ParsingParameter();
parameter.FunctionAddress = by[1];
parameter.DeviceAddress = (byte)HexadecimalConversion.HexToInt(by[2], by[3]);
parameter.Command = (byte)HexadecimalConversion.HexToInt(by[4], by[5]);
byte[] newby = new byte[by.Length - 9];
if (newby.Length > 0)
{
Array.Copy(by, 6, newby, 0, newby.Length);
}
parameter.DataContent = newby;
return(parameter);
}
public byte[] Integration(byte[] datacontent)
{
List <byte> bylist = new List <byte>();
bylist.Add((byte)Head);
bylist.Add((byte)FunctionAddress);
bylist.AddRange(HexadecimalConversion.IntToAscii(DeviceAddress));
bylist.AddRange(HexadecimalConversion.IntToAscii(Command));
if (datacontent != null)
{
bylist.AddRange(datacontent);
}
int xor = DataValidation.Xor(bylist);
bylist.AddRange(HexadecimalConversion.IntToAscii(xor));
bylist.Add((byte)End);
return(bylist.ToArray());
}
public static DistanceParameter DistanceParsingContent(byte[] by)
{
DistanceParameter parameter = new DistanceParameter();
parameter.Command = HexadecimalConversion.HexToInt(by[0], by[1]);
parameter.AuxiliaryCommand = HexadecimalConversion.HexToInt(by[2], by[3]);
if (parameter.AuxiliaryCommand != 8)
{
if (parameter.Command == 10 || parameter.Command == 11 || parameter.Command == 13 || parameter.Command == 26 || parameter.Command == 27)
{
parameter.CardNumber = Encoding.ASCII.GetString(by, 4, 6);
if (parameter.Command == 10 || parameter.Command == 13 || parameter.Command == 26)
{
parameter.Type = HexadecimalConversion.HexToInt(by[10], by[11]);
parameter.TypeParameter = DistanceType(parameter.Type);
}
}
}
return(parameter);
}
public static long TemporaryContent(byte[] by)
{
if (by.Length == 1 || by.Length == 3)
{
return(by[0]);
}
if (@by.Length == 2)
{
return(HexadecimalConversion.HexToInt(@by[0], @by[1]));
}
if (@by.Length == 15)
{
return(HexadecimalConversion.HexToInt(@by[11], @by[12]));
}
if (@by.Length == 22)
{
string str = Encoding.ASCII.GetString(@by);
int index = str.LastIndexOf("0x", StringComparison.Ordinal);
str = str.Substring(index + 4, 8);
return(Convert.ToInt32(str, 16));
}
return(-1);
}