private byte[] SendCommand(byte[] command)
{
if (Port == null)
{
return(null);
}
Pm3UsbCommand cmd = new Pm3UsbCommand(0x313, (byte)command.Length, 1, 1, command);
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: Send " + BitConverter.ToString(command).Replace("-", ""));
cmd.Write(Port);
while (true)
{
Pm3UsbResponse response = new Pm3UsbResponse(Port);
switch (response.Cmd)
{
case Pm3UsbResponse.eResponseType.DebugString:
{
string debugStr = Encoding.UTF8.GetString(response.data.d, 0, response.data.dataLen);
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: DebugMessage '" + debugStr + "'");
break;
}
case Pm3UsbResponse.eResponseType.NoData:
case Pm3UsbResponse.eResponseType.Timeout:
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: timeout, returning");
return(null);
case Pm3UsbResponse.eResponseType.ACK:
if (response.data.arg[0] > 0 && response.data.arg[0] < response.data.d.Length)
{
byte[] ret = new byte[response.data.arg[0]];
Array.Copy(response.data.d, ret, response.data.arg[0]);
if (!ISO15693.CheckChecksum(ret))
{
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: ACK, but Checksum failed");
return(null);
}
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: ACK, returning data");
return(ret);
}
else
{
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: no tag answered, returning");
return(null);
}
default:
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetResponse: Unhandled: " + response.Cmd);
break;
}
}
}
private byte[] GetRandom(byte[] uid = null)
{
byte[] cmdIdentify = ISO15693.BuildCommand(ISO15693.Command.NXP_GET_RANDOM_NUMBER, uid, null);
byte[] data = SendCommand(cmdIdentify);
if (data == null || data.Length != 5)
{
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetRandom: Failed (" + ((data == null) ? "no resp" : (data.Length + " bytes")) + ")");
return(null);
}
byte[] rnd = new byte[2];
Array.Copy(data, 1, rnd, 0, 2);
return(rnd);
}
private byte[] ReadMemory(int bank, int tries = 1)
{
for (int tried = 0; tried < tries; tried++)
{
byte[] cmdReadMem = ISO15693.BuildCommand(ISO15693.Command.READBLOCK, new[] { (byte)bank });
byte[] data = SendCommand(cmdReadMem);
if (data == null || data.Length != 7)
{
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] ReadMemory: Failed (" + ((data == null) ? "no resp" : (data.Length + " bytes")) + ")");
continue;
}
byte[] mem = new byte[4];
Array.Copy(data, 1, mem, 0, 4);
string str = BitConverter.ToString(mem.ToArray()).Replace("-", "");
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] ReadMemory: ACK, returning " + str + "");
return(mem);
}
return(null);
}
private byte[] GetUID(int tries = 1)
{
for (int tried = 0; tried < tries; tried++)
{
byte[] cmdIdentify = ISO15693.BuildCommand(ISO15693.Command.INVENTORY, new byte[1]);
byte[] data = SendCommand(cmdIdentify);
if (data == null || data.Length != 12)
{
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetUID: Failed (" + ((data == null) ? "no resp" : (data.Length + " bytes")) + ")");
continue;
}
byte[] uidBytes = new byte[8];
Array.Copy(data, 2, uidBytes, 0, 8);
string uid = BitConverter.ToString(uidBytes.Reverse().ToArray()).Replace("-", "");
LogWindow.Log(LogWindow.eLogLevel.Debug, "[PM3] GetUID: ACK, returning " + uid.Length + " byte");
return(uidBytes);
}
return(null);
}
