94bf7059b4
The COPYRIGHT file is already here and is more complete, while the VCS hold accurate information about contributors and conibution date.
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
#include <err.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <nfc/nfc.h>
|
|
|
|
#include <freefare.h>
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int error = EXIT_SUCCESS;
|
|
nfc_device *device = NULL;
|
|
FreefareTag *tags = NULL;
|
|
|
|
if (argc > 1)
|
|
errx(EXIT_FAILURE, "usage: %s", argv[0]);
|
|
|
|
nfc_connstring devices[8];
|
|
size_t device_count;
|
|
|
|
nfc_context *context;
|
|
nfc_init(&context);
|
|
if (context == NULL)
|
|
errx(EXIT_FAILURE, "Unable to init libnfc (malloc)");
|
|
|
|
device_count = nfc_list_devices(context, devices, sizeof(devices) / sizeof(*devices));
|
|
if (device_count <= 0)
|
|
errx(EXIT_FAILURE, "No NFC device found");
|
|
|
|
for (size_t d = 0; d < device_count; d++) {
|
|
if (!(device = nfc_open(context, devices[d]))) {
|
|
warnx("nfc_open() failed.");
|
|
error = EXIT_FAILURE;
|
|
continue;
|
|
}
|
|
|
|
if (!(tags = freefare_get_tags(device))) {
|
|
nfc_close(device);
|
|
errx(EXIT_FAILURE, "Error listing tags.");
|
|
}
|
|
|
|
for (int i = 0; (!error) && tags[i]; i++) {
|
|
char *tag_uid = freefare_get_tag_uid(tags[i]);
|
|
printf("Tag with UID %s is a %s\n", tag_uid, freefare_get_tag_friendly_name(tags[i]));
|
|
free(tag_uid);
|
|
}
|
|
freefare_free_tags(tags);
|
|
nfc_close(device);
|
|
}
|
|
nfc_exit(context);
|
|
exit(error);
|
|
}
|