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mfc: removing alpha feature to prepare release

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This commit is contained in:
Philippe Teuwen 2011-04-28 14:53:44 +00:00
parent 59c4e69feb
commit fc48b7eb89
1 changed files with 0 additions and 66 deletions
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66
examples/nfc-mfclassic.c
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@ -329,7 +329,6 @@ typedef enum {
ACTION_READ, ACTION_READ,
ACTION_WRITE, ACTION_WRITE,
ACTION_EXTRACT, ACTION_EXTRACT,
ACTION_FINGERPRINT,
ACTION_USAGE ACTION_USAGE
} action_t; } action_t;
@ -347,9 +346,6 @@ print_usage (const char *pcProgramName)
printf (" x - Extract payload (data blocks) from MFD\n"); printf (" x - Extract payload (data blocks) from MFD\n");
printf (" <dump.mfd> - MiFare Dump (MFD) that contains wanted payload\n"); printf (" <dump.mfd> - MiFare Dump (MFD) that contains wanted payload\n");
printf (" <payload.bin> - Binary file where payload will be extracted\n"); printf (" <payload.bin> - Binary file where payload will be extracted\n");
printf ("Or: ");
printf ("%s f\n", pcProgramName);
printf (" f - Fingerprinting of the Mifare Classic card type\n");
} }
int int
@ -389,9 +385,6 @@ main (int argc, const char *argv[])
exit (EXIT_FAILURE); exit (EXIT_FAILURE);
} }
atAction = ACTION_EXTRACT; atAction = ACTION_EXTRACT;
} else if (strcmp (command, "f") == 0) {
atAction = ACTION_FINGERPRINT;
bUseKeyFile = false;
} }
switch (atAction) { switch (atAction) {
@ -434,8 +427,6 @@ main (int argc, const char *argv[])
} }
// printf("Successfully opened required files\n"); // printf("Successfully opened required files\n");
// yes indeed we don't break here but code goes on next section...
case ACTION_FINGERPRINT:
// Try to open the NFC reader // Try to open the NFC reader
pnd = nfc_connect (NULL); pnd = nfc_connect (NULL);
if (pnd == NULL) { if (pnd == NULL) {
@ -523,63 +514,6 @@ main (int argc, const char *argv[])
} }
} else if (atAction == ACTION_WRITE) { } else if (atAction == ACTION_WRITE) {
write_card (); write_card ();
} else if (atAction == ACTION_FINGERPRINT) {
printf ("Fingerprinting based on timings...\n");
uint16_t cycles;
float diffc;
if (!nfc_configure (pnd, NDO_HANDLE_CRC, false)) {
nfc_disconnect (pnd);
break;
}
if (!nfc_configure (pnd, NDO_EASY_FRAMING, false)) {
nfc_disconnect (pnd);
break;
}
byte_t abtTx[4] = {0x60, 0x00};
size_t szTx = sizeof(abtTx);
iso14443a_crc_append(abtTx, 2);
byte_t abtRx[4];
size_t szRx = sizeof(abtRx);
if (!nfc_initiator_transceive_bytes_timed (pnd, abtTx, szTx, abtRx, &szRx, &cycles)) {
nfc_disconnect (pnd);
break;
}
if (szRx != 4) {
nfc_disconnect (pnd);
break;
}
diffc = cycles;
printf ("* Response to AuthA0 received in %.2f usecs ( %.0f / %2.2fMHz )\n", diffc / 13.56, diffc, 13.56);
struct mfc_candidate {
uint16_t autha0_cycles;
char *name;
};
const struct mfc_candidate mfc_candidates[] = {
{ 1752, "Emulation on JCOP41 V2.2.1 or Nokia 6131" },
{ 2008, "Regular Mifare Classic" },
{ 3544, "Emulation on P5CD144 EvalOS" },
{ 4316, "Emulation on JCOP31 V2.4.1 J3A080" },
{ 4568, "7-byte UID (Mifare Classic or MFP SL1)" },
{ 4696, "7-byte UID (Mifare Classic or MFP SL1)" },
{ 4824, "Mifare Plus SL1" },
{ 5850, "Emulation on JCOP31 V2.4.1 J3A080" },
};
int min_delta_cycles = 0xFFFF;
char * name = "";
for (size_t n = 0; n < sizeof (mfc_candidates) / sizeof (struct mfc_candidate); n++) {
int delta_cycles = cycles - mfc_candidates[n].autha0_cycles;
if (delta_cycles < 0)
delta_cycles = - delta_cycles;
if (delta_cycles < min_delta_cycles) {
min_delta_cycles = delta_cycles;
name = mfc_candidates[n].name;
}
}
if (min_delta_cycles <= 8) {
printf(" ** Perfect match: %s\n", name);
} else {
printf(" ** Best match: %s, with diff of %i/%i (%.2f%%)\n", name, min_delta_cycles, cycles, ((float) min_delta_cycles * 100)/cycles);
}
} }
nfc_disconnect (pnd); nfc_disconnect (pnd);