int main(int argc, char *argv[])
{
int r = 1, i;
int next_option;
enum fp_finger finger = RIGHT_INDEX;
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
struct fp_dev *dev;
struct fp_print_data *data;
const char * const short_options = "hf:";
const struct option long_options[] = {
{ "help", 0, NULL, 'h'},
{ "enroll-finger", 1, NULL, 'f'},
{ NULL, 0, NULL, 0}
};
do {
next_option = getopt_long(argc, argv, short_options, long_options,
NULL);
switch (next_option) {
case 'h':
/* Printing usage */
printf("Usage: %s options\n", argv[0]);
printf(" -h --help Display this usage information.\n"
" -f --enroll-finger index Enroll finger with index.\n\n");
printf(" Valid indexes are:\n");
for (i = LEFT_THUMB; i <= RIGHT_LITTLE; i++) {
printf(" %d - %s\n", i, finger_names[i]);
}
exit(1);
break;
case 'f':
sscanf(optarg, "%d", &finger);
if (finger < LEFT_THUMB || finger > RIGHT_LITTLE) {
printf("%s: Invalid finger index.\n", argv[0]);
printf("%s: Valid indexes are:\n", argv[0]);
for (i = LEFT_THUMB; i <= RIGHT_LITTLE; i++) {
printf("%s: %d - %s\n", argv[0], i, finger_names[i]);
}
exit(1);
}
break;
case -1: /* Done with options. */
break;
default: /* Unexpected option */
exit(1);
}
} while (next_option != -1);
printf("This program will enroll your finger, "
"unconditionally overwriting any selected print that was enrolled "
"previously. If you want to continue, press enter, otherwise hit "
"Ctrl+C\n");
getchar();
r = fp_init();
if (r < 0) {
fprintf(stderr, "Failed to initialize libfprint\n");
exit(1);
}
discovered_devs = fp_discover_devs();
if (!discovered_devs) {
fprintf(stderr, "Could not discover devices\n");
goto out;
}
ddev = discover_device(discovered_devs);
if (!ddev) {
fprintf(stderr, "No devices detected.\n");
goto out;
}
dev = fp_dev_open(ddev);
fp_dscv_devs_free(discovered_devs);
if (!dev) {
fprintf(stderr, "Could not open device.\n");
goto out;
}
printf("Opened device. It's now time to enroll your finger.\n\n");
data = enroll(dev, finger);
if (!data)
goto out_close;
r = fp_print_data_save(data, finger);
if (r < 0)
fprintf(stderr, "Data save failed, code %d\n", r);
fp_print_data_free(data);
out_close:
fp_dev_close(dev);
out:
fp_exit();
return r;
}
int
main (int argc, char **argv)
{
int r = 1;
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
struct fp_dev *dev;
struct fp_print_data *data;
int finger;
finger = atoi(argv[3]);
printf ("This program will enroll your right index finger, "
"unconditionally overwriting any right-index print that was enrolled "
"previously. If you want to continue, press enter, otherwise hit "
"Ctrl+C\n");
getchar ();
r = fp_init ();
if (r < 0)
{
fprintf (stderr, "Failed to initialize libfprint\n");
exit (1);
}
fp_set_debug (3);
discovered_devs = fp_discover_devs ();
if (!discovered_devs)
{
fprintf (stderr, "Could not discover devices\n");
goto out;
}
ddev = discover_device (discovered_devs);
if (!ddev)
{
fprintf (stderr, "No devices detected.\n");
goto out;
}
dev = fp_dev_open (ddev);
fp_dscv_devs_free (discovered_devs);
if (!dev)
{
fprintf (stderr, "Could not open device.\n");
goto out;
}
printf ("Opened device. It's now time to enroll your finger.\n\n");
data = enroll (dev);
if (!data)
goto out_close;
r = fp_print_data_save (data, finger, argv[1], argv[2]);
if (r < 0)
fprintf (stderr, "Data save failed, code %d\n", r);
fp_print_data_free (data);
out_close:
fp_dev_close (dev);
out:
fp_exit ();
return r;
}
