public void loadAuthKey(KEY_STRUCTURE keyStructure, byte keyNumber, byte[] key)
{
if (key.Length != 6)
{
throw new Exception("Invalid key length");
}
apduCommand = new Apdu();
apduCommand.setCommand(new byte[] { 0xFF, //Instruction Class
0x82, //Instruction code
(byte)keyStructure, //Key Structure
keyNumber, //Key Number
0x06 }); //Length of key
//Set key to load
apduCommand.data = key;
sendCommand();
if (!apduCommand.statusWordEqualTo(new byte[] { 0x90, 0x00 }))
{
throw new CardException("Load key failed", apduCommand.statusWord);
}
}
public void authenticate(byte blockNumber, KEYTYPES keyType, byte KeyNumber)
{
if (KeyNumber < 0x00 && KeyNumber > 0x20)
{
throw new Exception("Key number is invalid");
}
apduCommand = new Apdu();
apduCommand.setCommand(new byte[] { 0xFF, //Instruction Class
0x86, //Instruction Code
0x00, //RFU
0x00, //RFU
0x05 }); //Length of authentication data bytes
//Authentication Data Bytes
apduCommand.data = new byte[] { 0x01, //Version
0x00, //RFU
(byte)blockNumber, //Block Number
(byte)keyType, //Key Type
KeyNumber }; //Key Number
sendCommand();
if (!apduCommand.statusWordEqualTo(new byte[] { 0x90, 0x00 }))
{
throw new CardException("Authenticate failed", apduCommand.statusWord);
}
}
public void valueBlock(byte blockNumber, VALUEBLOCKOPERATION transType, int amount)
{
Apdu apdu;
apdu = new Apdu();
apdu.setCommand(new byte[] { 0xFF, 0xD7, 0x00, blockNumber, 0x05 });
apdu.data = new byte[5];
apdu.data[0] = (byte)transType;
Array.Copy(Helper.intToByte(amount), 0, apdu.data, 1, 4);
pcscConnection.sendCommand(ref apdu);
if (!apdu.statusWordEqualTo(new byte[] { 0x90, 0x00 }))
{
throw new CardException("Value block operation failed", apdu.statusWord);
}
}
public byte[] getAnswerToSelect()
{
apduCommand = new Apdu();
apduCommand.setCommand(new byte[] { 0xFF,
0xCA,
0x01,
0x00,
0x00 });
apduCommand.lengthExpected = 50;
sendCommand();
if (!apduCommand.statusWordEqualTo(new byte[] { 0x90, 0x00 }))
{
throw new CardException("Unable to get Answer to Select (ATS)", apduCommand.statusWord);
}
return(apduCommand.response);
}
