libfreefare/examples/mifare-desfire-info.c

148 lines
5.2 KiB
C
Raw Normal View History

/*-
* Copyright (C) 2010, Romain Tartiere.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
* $Id$
*/
#include <err.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <nfc/nfc.h>
#include <freefare.h>
int
main(int argc, char *argv[])
{
int error = EXIT_SUCCESS;
2012-01-25 10:58:16 +01:00
nfc_device *device = NULL;
MifareTag *tags = NULL;
if (argc > 1)
errx (EXIT_FAILURE, "usage: %s", argv[0]);
2012-01-25 10:58:16 +01:00
nfc_connstring devices[8];
size_t device_count;
2012-01-25 10:58:16 +01:00
nfc_init(NULL);
2012-01-25 10:58:16 +01:00
device_count = nfc_list_devices (NULL, devices, 8);
if (device_count <= 0)
errx (EXIT_FAILURE, "No NFC device found.");
for (size_t d = 0; d < device_count; d++) {
2012-01-25 14:49:55 +01:00
device = nfc_open (NULL, devices[d]);
if (!device) {
warnx ("nfc_open() failed.");
error = EXIT_FAILURE;
continue;
}
tags = freefare_get_tags (device);
if (!tags) {
2012-01-25 10:58:16 +01:00
nfc_close (device);
errx (EXIT_FAILURE, "Error listing tags.");
}
for (int i = 0; (!error) && tags[i]; i++) {
if (DESFIRE != freefare_get_tag_type (tags[i]))
continue;
int res;
char *tag_uid = freefare_get_tag_uid (tags[i]);
struct mifare_desfire_version_info info;
res = mifare_desfire_connect (tags[i]);
if (res < 0) {
warnx ("Can't connect to Mifare DESFire target.");
error = 1;
break;
}
res = mifare_desfire_get_version (tags[i], &info);
if (res < 0) {
freefare_perror (tags[i], "mifare_desfire_get_version");
error = 1;
break;
}
printf ("===> Version information for tag %s:\n", tag_uid);
printf ("UID: 0x%02x%02x%02x%02x%02x%02x%02x\n", info.uid[0], info.uid[1], info.uid[2], info.uid[3], info.uid[4], info.uid[5], info.uid[6]);
printf ("Batch number: 0x%02x%02x%02x%02x%02x\n", info.batch_number[0], info.batch_number[1], info.batch_number[2], info.batch_number[3], info.batch_number[4]);
printf ("Production date: week %x, 20%02x\n", info.production_week, info.production_year);
printf ("Hardware Information:\n");
printf (" Vendor ID: 0x%02x\n", info.hardware.vendor_id);
printf (" Type: 0x%02x\n", info.hardware.type);
printf (" Subtype: 0x%02x\n", info.hardware.subtype);
printf (" Version: %d.%d\n", info.hardware.version_major, info.hardware.version_minor);
printf (" Storage size: 0x%02x (%s%d bytes)\n", info.hardware.storage_size, (info.hardware.storage_size & 1) ? ">" : "=", 1 << (info.hardware.storage_size >> 1));
printf (" Protocol: 0x%02x\n", info.hardware.protocol);
printf ("Software Information:\n");
printf (" Vendor ID: 0x%02x\n", info.software.vendor_id);
printf (" Type: 0x%02x\n", info.software.type);
printf (" Subtype: 0x%02x\n", info.software.subtype);
printf (" Version: %d.%d\n", info.software.version_major, info.software.version_minor);
printf (" Storage size: 0x%02x (%s%d bytes)\n", info.software.storage_size, (info.software.storage_size & 1) ? ">" : "=", 1 << (info.software.storage_size >> 1));
printf (" Protocol: 0x%02x\n", info.software.protocol);
uint8_t settings;
uint8_t max_keys;
res = mifare_desfire_get_key_settings (tags[i], &settings, &max_keys);
if (res == 0) {
printf ("Master Key settings (0x%02x):\n", settings);
printf (" 0x%02x configuration changeable;\n", settings & 0x08);
printf (" 0x%02x PICC Master Key not required for create / delete;\n", settings & 0x04);
printf (" 0x%02x Free directory list access without PICC Master Key;\n", settings & 0x02);
printf (" 0x%02x Allow changing the Master Key;\n", settings & 0x01);
} else if (AUTHENTICATION_ERROR == mifare_desfire_last_picc_error (tags[i])) {
printf ("Master Key settings: LOCKED\n");
} else {
freefare_perror (tags[i], "mifare_desfire_get_key_settings");
error = 1;
break;
}
uint8_t version;
mifare_desfire_get_key_version (tags[i], 0, &version);
printf ("Master Key version: %d (0x%02x)\n", version, version);
uint32_t size;
res = mifare_desfire_free_mem (tags[i], &size);
printf ("Free memory: ");
if (0 == res) {
printf ("%d bytes\n", size);
} else {
printf ("unknown\n");
}
printf ("Use random UID: %s\n", (strlen (tag_uid) / 2 == 4) ? "yes" : "no");
free (tag_uid);
mifare_desfire_disconnect (tags[i]);
}
freefare_free_tags (tags);
2012-01-25 10:58:16 +01:00
nfc_close (device);
}
2012-01-25 10:58:16 +01:00
nfc_exit(NULL);
exit (error);
} /* main() */