public static void Main(string[] args)
{
bool p_erase = false;
bool p_prepare = false;
bool p_lock = false;
bool p_batch = false;
bool p_continue = false;
string p_key = null;
int p_key_type = 0;
string p_set_key = null;
int p_set_key_type = 0;
string p_reader = null;
int p_size = 0;
bool p_list = false;
bool nfc_verbose = false;
bool nfc_silent = false;
byte[] blank_buffer = new byte[32];
byte[] key_buffer = new byte[24];
int key_length = 0;
byte[] set_key_buffer = new byte[24];
int set_key_length = 0;
int rc;
UInt32 ndef_size;
UInt32 cc_size = 32;
Getopt g = new Getopt("NfcToolDesfire", args, "epwz:k:t:s:r:bclvqh");
int c;
while ((c = g.getopt()) != -1)
{
switch (c)
{
case 'e': p_erase = true; break;
case 'p': p_prepare = true; break;
case 'w': p_lock = true; break;
case 'z': p_size = Int32.Parse(g.Optarg);
break;
case 'k': p_key = g.Optarg;
break;
case 't': p_key_type = Int32.Parse(g.Optarg);
break;
case 's': p_set_key = g.Optarg;
break;
case 'n': p_set_key_type = Int32.Parse(g.Optarg);
break;
case 'r': p_reader = g.Optarg;
break;
case 'l': p_list = true; break;
case 'b': p_batch = true; break;
case 'c': p_continue = true; break;
case 'v': nfc_verbose = true; break;
case 'q': nfc_silent = true; break;
case 'h': hello();
usage();
return;
case '?': hello();
helpmsg("Incorrect parameter(s)", nfc_silent);
return;
default: hello();
helpmsg("Invalid command line.", nfc_silent);
return;
}
}
if (!nfc_silent)
{
hello();
}
if (p_list)
{
string reader_list = "";
for (int i = 0; i < SCARD.Readers.Length - 1; i++)
{
reader_list += "Reader " + i + "=" + SCARD.Readers[i] + " - ";
}
reader_list += "Reader " + (SCARD.Readers.Length - 1) + "=" + SCARD.Readers[SCARD.Readers.Length - 1];
Console.WriteLine(reader_list);
return;
}
/* Check the minimum mandatory parameters */
if ((!p_erase) && (!p_prepare) && (!p_lock))
{
helpmsg("No mode specified, nothing to do!", nfc_silent);
return;
}
if ((p_erase || p_prepare) && (p_lock))
{
helpmsg("Multiple modes specified, choose one!", nfc_silent);
return;
}
/* Retrieve the key(s) */
if (p_erase || p_prepare)
{
if (p_key == null)
{
if (nfc_verbose)
{
Console.WriteLine("Key not specified, using default");
}
key_buffer = new byte[24];
for (int i = 0; i < key_buffer.Length; i++)
{
key_buffer[i] = 0;
}
key_length = 8;
}
else
{
CardBuffer key = new CardBuffer(p_key);
key_buffer = new byte[24];
Array.ConstrainedCopy(key.GetBytes(), 0, key_buffer, 0, key.GetBytes().Length);
key_length = key.GetBytes().Length;
}
if ((key_length != 8) && (key_length != 16) && (key_length != 24))
{
helpmsg("Key: invalid parameter", nfc_silent);
return;
}
if (key_length == 8)
{
Array.ConstrainedCopy(key_buffer, 0, key_buffer, 8, 8);
Array.ConstrainedCopy(key_buffer, 0, key_buffer, 16, 8);
}
else
if (key_length == 16)
{
Array.ConstrainedCopy(key_buffer, 0, key_buffer, 16, 8);
}
if (p_key_type == 0)
{
if (key_length == 8)
{
if (!nfc_silent)
{
Console.WriteLine("Type of key not specified, assuming DES");
}
p_key_type = KEY_DES_OR_3DES;
}
else
if (key_length == 16)
{
if (!nfc_silent)
{
Console.WriteLine("Type of key not specified, assuming TripleDES");
}
p_key_type = KEY_DES_OR_3DES;
}
else
if (key_length == 24)
{
if (!nfc_silent)
{
Console.WriteLine("Type of key not specified, assuming TripleDES with 3 keys");
}
p_key_type = KEY_DES_OR_3DES_ISO;
}
else
{
helpmsg("You must specify the type of the key!", nfc_silent);
return;
}
}
if (p_set_key != null)
{
CardBuffer set_key = new CardBuffer(p_set_key);
set_key_buffer = new byte[24];
Array.ConstrainedCopy(set_key.GetBytes(), 0, set_key_buffer, 0, set_key.GetBytes().Length);
set_key_length = set_key.GetBytes().Length;
if ((set_key_length != 8) && (set_key_length != 16) && (set_key_length != 24))
{
helpmsg("New key: invalid parameter", nfc_silent);
return;
}
if (set_key_length == 8)
{
Array.ConstrainedCopy(set_key_buffer, 0, set_key_buffer, 8, 8);
Array.ConstrainedCopy(set_key_buffer, 0, set_key_buffer, 16, 8);
}
else
if (set_key_length == 16)
{
Array.ConstrainedCopy(set_key_buffer, 0, set_key_buffer, 16, 8);
}
if (p_set_key_type == 0)
{
if (set_key_length == 8)
{
if (!nfc_silent)
{
Console.WriteLine("Type of new key not specified, assuming DES");
}
p_set_key_type = KEY_DES_OR_3DES;
}
else
if (set_key_length == 16)
{
if (!nfc_silent)
{
Console.WriteLine("Type of new key not specified, assuming TripleDES");
}
p_set_key_type = KEY_DES_OR_3DES;
}
else
if (set_key_length == 24)
{
if (!nfc_silent)
{
Console.WriteLine("Type of new key not specified, assuming TripleDES with 3 keys");
}
p_set_key_type = KEY_DES_OR_3DES_ISO;
}
else
{
helpmsg("You must specify the type of the new key!", nfc_silent);
return;
}
}
}
}
if (p_reader == null)
{
helpmsg("No Reader selected!", nfc_silent);
return;
}
string ReaderName;
/* Verify the reader */
try
{
ReaderName = SCARD.Readers[Int32.Parse(p_reader)];
}
catch
{
Console.WriteLine("Reader not found!");
return;
}
if (p_reader == null)
{
Console.WriteLine("Reader not found!");
return;
}
if (!nfc_silent)
{
Console.WriteLine("Looking for Desfire EV1 card on reader " + ReaderName);
}
batch_begin:
/* Connect to the card */
SCardChannel scard = new SCardChannel(ReaderName);
if (scard == null)
{
Console.WriteLine("Failed to connect to the target card.");
if (p_batch && p_continue)
{
goto batch_begin;
}
goto failed;
}
if (!scard.Connect())
{
Console.WriteLine("Failed to connect to the target card.");
if (p_batch && p_continue)
{
goto batch_begin;
}
goto failed;
}
/* Open the Desfire DLL */
rc = SCARD_DESFIRE.AttachLibrary(scard.hCard);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Failed to instantiate the PC/SC Desfire DLL.");
goto failed;
}
rc = SCARD_DESFIRE.IsoWrapping(scard.hCard, DF_ISO_WRAPPING_CARD);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Failed to select the ISO 7816 wrapping mode.");
goto failed;
}
byte[] version_info = new byte[30];
rc = SCARD_DESFIRE.GetVersion(scard.hCard, version_info);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Desfire 'get version' command failed.");
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (!nfc_silent)
{
Console.WriteLine("Found a Desfire card\n");
}
if (nfc_verbose)
{
Console.WriteLine("Hardware: Vendor=" + version_info[0]
+ ", Type=" + version_info[1]
+ ", SubType=" + version_info[2]
+ ", v" + version_info[3] + "." + version_info[4]);
Console.WriteLine("Software: Vendor=" + version_info[7]
+ ", Type=" + version_info[8]
+ ", SubType=" + version_info[9]
+ ", v" + version_info[10] + "." + version_info[11]);
}
if ((version_info[0] != 0x04) || (version_info[7] != 0x04))
{
Console.WriteLine("Manufacturer is not NXP\n");
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if ((version_info[1] != 0x01) || (version_info[8] != 0x01))
{
Console.WriteLine("Type is not Desfire\n");
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (version_info[10] < 1)
{
Console.WriteLine("Software version is below EV1\n");
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (p_erase || p_prepare)
{
if (nfc_verbose)
{
Console.WriteLine("Authenticating...");
}
switch (p_key_type)
{
case KEY_DES_OR_3DES: rc = SCARD_DESFIRE.Authenticate(scard.hCard, 0, key_buffer); break;
case KEY_DES_OR_3DES_ISO: rc = SCARD_DESFIRE.AuthenticateIso24(scard.hCard, 0, key_buffer); break;
case KEY_AES_ISO: rc = SCARD_DESFIRE.AuthenticateAes(scard.hCard, 0, key_buffer); break;
default: rc = -1; break;
}
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Authentication failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (set_key_length > 0)
{
if (nfc_verbose)
{
Console.WriteLine("Setting the new key...");
}
if ((p_key_type == KEY_DES_OR_3DES) && (p_set_key_type == KEY_DES_OR_3DES))
{
rc = SCARD_DESFIRE.ChangeKey(scard.hCard, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_DES_OR_3DES) && (p_set_key_type == KEY_DES_OR_3DES_ISO))
{
rc = SCARD_DESFIRE.AuthenticateIso24(scard.hCard, 0, key_buffer);
if (rc == SCARD.S_SUCCESS)
{
rc = SCARD_DESFIRE.ChangeKey24(scard.hCard, 0, set_key_buffer, null);
}
}
else
if ((p_key_type == KEY_DES_OR_3DES) && (p_set_key_type == KEY_AES_ISO))
{
rc = SCARD_DESFIRE.ChangeKeyAes(scard.hCard, DF_APPLSETTING2_AES | 0, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_DES_OR_3DES_ISO) && (p_set_key_type == KEY_DES_OR_3DES))
{
rc = SCARD_DESFIRE.ChangeKeyAes(scard.hCard, DF_APPLSETTING2_AES | 0, 0, blank_buffer, null);
if (rc == SCARD.S_SUCCESS)
{
rc = SCARD_DESFIRE.AuthenticateAes(scard.hCard, 0, blank_buffer);
}
if (rc == SCARD.S_SUCCESS)
{
rc = SCARD_DESFIRE.ChangeKey(scard.hCard, 0, set_key_buffer, null);
}
}
else
if ((p_key_type == KEY_DES_OR_3DES_ISO) && (p_set_key_type == KEY_DES_OR_3DES_ISO))
{
rc = SCARD_DESFIRE.ChangeKey24(scard.hCard, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_DES_OR_3DES_ISO) && (p_set_key_type == KEY_AES_ISO))
{
rc = SCARD_DESFIRE.ChangeKeyAes(scard.hCard, DF_APPLSETTING2_AES | 0, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_AES_ISO) && (p_set_key_type == KEY_DES_OR_3DES))
{
rc = SCARD_DESFIRE.ChangeKey(scard.hCard, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_AES_ISO) && (p_set_key_type == KEY_DES_OR_3DES_ISO))
{
rc = SCARD_DESFIRE.ChangeKey24(scard.hCard, 0, set_key_buffer, null);
}
else
if ((p_key_type == KEY_AES_ISO) && (p_set_key_type == KEY_AES_ISO))
{
rc = SCARD_DESFIRE.ChangeKeyAes(scard.hCard, DF_APPLSETTING2_AES | 0, 0, set_key_buffer, null);
}
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Change key failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
switch (p_set_key_type)
{
case KEY_DES_OR_3DES: rc = SCARD_DESFIRE.Authenticate(scard.hCard, 0, set_key_buffer); break;
case KEY_DES_OR_3DES_ISO: rc = SCARD_DESFIRE.AuthenticateIso24(scard.hCard, 0, set_key_buffer); break;
case KEY_AES_ISO: rc = SCARD_DESFIRE.AuthenticateAes(scard.hCard, 0, set_key_buffer); break;
default: rc = -1; break;
}
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Authentication with new key failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
}
}
if (p_erase)
{
if (nfc_verbose)
{
Console.WriteLine("Formating the card...");
}
rc = SCARD_DESFIRE.FormatPICC(scard.hCard);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Format PICC failed\n");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (p_set_key != null)
{
if (nfc_verbose)
{
Console.WriteLine("Changing the key...");
}
}
if (!nfc_silent)
{
Console.WriteLine("Card erase done...");
}
}
if (p_prepare)
{
byte[] nfc_aid = new byte[7];
byte[] NFC_NDEF_7816_AID = new byte[7] {
0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01
};
nfc_aid = NFC_NDEF_7816_AID;
byte[] cc_buffer = new byte[15];
if (nfc_verbose)
{
Console.WriteLine("Creating the NFC NDEF application...");
}
rc = SCARD_DESFIRE.CreateIsoApplication(scard.hCard,
NFC_NDEF_DESFIRE_DF_ID,
0xFF,
DF_APPLSETTING2_ISO_EF_IDS | 0,
NFC_NDEF_7816_DF_ID,
nfc_aid,
(byte)nfc_aid.Length);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Create application failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (nfc_verbose)
{
Console.WriteLine("Entering the NFC NDEF directory...");
}
rc = SCARD_DESFIRE.SelectApplication(scard.hCard, NFC_NDEF_DESFIRE_DF_ID);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Select application failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (nfc_verbose)
{
Console.WriteLine("Creating the NFC CC file...");
}
rc = SCARD_DESFIRE.CreateIsoStdDataFile(scard.hCard,
NFC_NDEF_DESFIRE_CC_EF_ID,
NFC_NDEF_7816_CC_EF_ID,
0,
0xEEEE,
cc_size);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Create CC file failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
ndef_size = 0;
rc = SCARD_DESFIRE.GetFreeMemory(scard.hCard, ref ndef_size);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Get free memory failed");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (p_size != 0)
{
if (ndef_size < p_size)
{
Console.WriteLine("NDEF size=" + p_size + ", bigger than available space on card (" + ndef_size + ")\n", p_size, ndef_size);
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
ndef_size = (UInt32)p_size;
}
if (nfc_verbose)
{
Console.WriteLine("Creating the NFC NDEF file...");
}
rc = SCARD_DESFIRE.CreateIsoStdDataFile(scard.hCard,
NFC_NDEF_DESFIRE_DATA_EF_ID,
NFC_NDEF_7816_DATA_EF_ID,
0,
0xEEEE,
ndef_size);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Create NDEF file failed: " + NFC_NDEF_DESFIRE_DATA_EF_ID + "-"
+ NFC_NDEF_7816_DATA_EF_ID + "-" + ndef_size);
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (nfc_verbose)
{
Console.WriteLine("Populating the NFC CC file...\n");
}
cc_buffer[0] = 0x00;
cc_buffer[1] = 0x0F;
cc_buffer[2] = NFC_NDEF_VERSION_2;
cc_buffer[3] = 0x00;
cc_buffer[4] = 0x3B;
cc_buffer[5] = 0x00;
cc_buffer[6] = 0x34;
cc_buffer[7] = NDEF_FILE_CONTROL_TAG;
cc_buffer[8] = 0x06;
cc_buffer[9] = (byte)(NFC_NDEF_7816_DATA_EF_ID >> 8);
cc_buffer[10] = (byte)(NFC_NDEF_7816_DATA_EF_ID & 0x00FF);
cc_buffer[11] = (byte)(ndef_size >> 8);
cc_buffer[12] = (byte)(ndef_size & 0x00FF);
cc_buffer[13] = 0x00;
cc_buffer[14] = 0x00;
rc = SCARD_DESFIRE.WriteData2(scard.hCard,
NFC_NDEF_DESFIRE_CC_EF_ID,
0,
(UInt32)cc_buffer.Length,
cc_buffer);
if (rc != SCARD.S_SUCCESS)
{
Console.WriteLine("Populate CC file failed\n");
if (!nfc_silent)
{
Console.WriteLine(SCARD_DESFIRE.GetErrorMessage(rc));
}
if (p_batch && p_continue)
{
goto batch_end;
}
goto failed;
}
if (!nfc_silent)
{
Console.WriteLine("Card prepare done...\n");
}
}
batch_end:
SCARD_DESFIRE.DetachLibrary(scard.hCard);
scard.Disconnect();
return;
/* Error */
failed:
if (scard.hCard != null)
{
SCARD_DESFIRE.DetachLibrary(scard.hCard);
}
scard.Disconnect();
return;
}
/// <summary>
/// Callback used when the reader's status change
/// As this method is called from a thread, you can't directly modify the user interface
/// </summary>
/// <param name="readerState"></param>
/// <param name="cardAtr"></param>
private void readerStatusChanged(uint readerState, CardBuffer cardAtr)
{
// When you are in a thread you can't directly modify the user interface
if (InvokeRequired)
{
this.BeginInvoke(new readerStatusChangedInvoker(readerStatusChanged), readerState, cardAtr);
return;
}
lblStatus.Text = "";
txtHardwareVendor.Text = "";
txtSoftwareVendor.Text = "";
txtApplicationsList.Text = "";
if (cardAtr == null)
{
return;
}
channel = new SCardChannel(reader);
//channel.ShareMode = SCARD.SHARE_EXCLUSIVE;
if (!channel.Connect())
{
lblStatus.Text = "Error, can't connect to the card";
return;
}
int rc = SCARD_DESFIRE.AttachLibrary(channel.hCard);
if (rc != SCARD.S_SUCCESS)
{
lblStatus.Text = "Error, failed to instantiate the PC/SC Desfire DLL";
return;
}
rc = SCARD_DESFIRE.IsoWrapping(channel.hCard, DF_ISO_WRAPPING_CARD);
if (rc != SCARD.S_SUCCESS)
{
lblStatus.Text = "Error, failed to select the ISO 7816 wrapping mode";
return;
}
// ***********************
// * Get card's versions *
// ***********************
byte[] versionInfo = new byte[30];
rc = SCARD_DESFIRE.GetVersion(channel.hCard, versionInfo);
if (rc != SCARD.S_SUCCESS)
{
lblStatus.Text = "Error, Desfire 'GetVersion' command failed - error: " + rc;
return;
}
lblStatus.Text = "Desfire 'GetVersion' command ok";
txtHardwareVendor.Text = "Vendor Id: " + versionInfo[0] + CR + "Type: " + versionInfo[1] + CR + "SubType: " + versionInfo[2] + CR + "Version: " + versionInfo[3] + "." + versionInfo[4];
txtSoftwareVendor.Text = "Vendor Id: " + versionInfo[7] + CR + "Type: " + versionInfo[8] + CR + "SubType: " + versionInfo[9] + CR + "Version: " + versionInfo[10] + "." + versionInfo[11];
if ((versionInfo[0] != 0x04) || (versionInfo[7] != 0x04))
{
txtSoftwareVendor.Text += CR + "Manufacturer is not NXP";
}
if ((versionInfo[1] != 0x01) || (versionInfo[8] != 0x01))
{
txtSoftwareVendor.Text += CR + "Type is not Desfire";
}
if (versionInfo[10] < 1)
{
txtSoftwareVendor.Text += CR + "Software version is below EV1";
}
// *************************
// * Get applications list *
// *************************
UInt32[] aidsList = new UInt32[28];
byte aidCount = 0;
rc = SCARD_DESFIRE.GetApplicationIDs(channel.hCard, (byte)28, aidsList, ref aidCount);
if (rc != SCARD.S_SUCCESS)
{
lblStatus.Text = "Error, Desfire 'GetApplicationIDs' command failed - error: " + rc;
return;
}
txtApplicationsList.Text = "Applications'count: " + aidCount + CR;
if (aidCount == 0)
{
return;
}
for (byte i = 0; i < aidCount; i++)
{
txtApplicationsList.Text += "AID: " + "0x" + aidsList[i].ToString("X6") + CR;
}
rc = SCARD_DESFIRE.DetachLibrary(channel.hCard);
}
