/**
* Check if the device_id setted for obj is available.
*
* @param env the Java Environment pointer.
* @param obj the jobject of the type jlibfprint/JlibFprint.
* @param device output variable, it sets *device to the fp_dev specified in obj if is available.
* @return true if the fp-device specified in obj is available and a pointer to it was setted in *device.
*/
bool get_device_id(JNIEnv* env, jobject obj, fp_dev** device)
{
const jclass jlibClass = env->FindClass("jlibfprint/JlibFprint");
jfieldID device_id = env->GetFieldID(jlibClass, "deviceID", "I");
int devId = env->GetIntField(obj, device_id);
bool found = (devId >= 0); // If devId < 0 => Not found
fp_dscv_dev **fpList = fp_discover_devs();
/* devId is a list, we need to scan and check if it terminates before devId */
for (int i = 0; i <= devId; i++) // All ids < devID must be != NULL
if (fpList[i] == NULL)
{
found = false;
break;
}
if (found)
{
*device = fp_dev_open(fpList[devId]);
if (*device == NULL) found = false;
}
fp_dscv_devs_free(fpList);
return found;
}
int main(){
//initialize
if (fp_init()){
printf("libfprint patladi!\n");
exit(1); //failure
}
//dev discovery
struct fp_dscv_dev** ddevicelist;
struct fp_dscv_dev* ddevice;
if (!(ddevicelist = fp_discover_devs())){ //listeyi al
printf("Device discovery calismadi!\n");
exit(1); //failure
}
if(!(ddevice = ddevicelist[0])){ //bos? TODO: 2 alet varsa nolacak?
printf("Alet nerde?\n");
exit(1); //failure
}
print_driver_info(ddevice);
//open dev
struct fp_dev* device;
if(!(device = fp_dev_open(ddevice))){
printf("Okuyucu baslamadi!\n");
exit(1); //failure
}
//get image
fp_img_save_to_file(get_image(device), "./parmak.pgm"); //TODO: nasi freelenir lan bu?
//cleanup
fp_dev_close(device);
fp_exit();
return 0;
}
// Get the first fingerprint device
// @return int < 0 denotes an error > 0 denotes success
int get_fingerprint_device(struct fp_dev **device) {
struct fp_dscv_dev **devices;
int rtn;
// Discover devices
if (!(devices = fp_discover_devs())) {
rtn = -1;
}
else {
// Open the first discovered device
if (!(*device = fp_dev_open(*devices))) {
rtn = -2;
}
else {
rtn = 1;
}
// Free discovered devices
fp_dscv_devs_free(devices);
}
return rtn;
}
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(){
//initialize
if (fp_init()){
printf("libfprint patladi!\n");
exit(1); //failure
}
//dev discovery
struct fp_dscv_dev** ddevicelist;
struct fp_dscv_dev* ddevice;
if (!(ddevicelist = fp_discover_devs())){ //listeyi al
printf("Device discovery calismadi!\n");
exit(1); //failure
}
if(!(ddevice = ddevicelist[0])){ //bos? TODO: 2 alet varsa nolacak?
printf("Alet nerde?\n");
exit(1); //failure
}
print_driver_info(ddevice);
//open device
struct fp_dev* device;
if(!(device = fp_dev_open(ddevice))){
printf("Okuyucu baslamadi!\n");
exit(1); //failure
}
//enroll
//printf("%d", fp_dev_get_nr_enroll_stages(device)); //tek olmali, cunku laptop.
int done = 0;
struct fp_print_data* guvenliparmak = NULL;
while(!done){
switch(fp_enroll_finger_img(device, &guvenliparmak, NULL)){
case FP_ENROLL_FAIL:
printf("Parmakizi alimi tamamlanamadi!\n");
exit(1); //fail
case FP_ENROLL_COMPLETE:
done = 1;
printf("Parmakizi alimi basariyla tamamlandi.\n");
break;
case FP_ENROLL_PASS:
printf("Tanima asamasi basarili..\n");
break;
default:
printf("Yeniden deneyin!\n");
break;
}
}
fp_print_data_free(guvenliparmak);
//cleanup
fp_dev_close(device);
fp_exit();
return 0;
}
int main(void)
{
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
struct fp_dev *dev;
struct fp_print_data *data;
int 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;
printf("Normally we'd save that print to disk, and recall it at some "
"point later when we want to authenticate the user who just "
"enrolled. In the interests of demonstration, we'll authenticate "
"that user immediately.\n");
do {
char buffer[20];
verify(dev, data);
printf("Verify again? [Y/n]? ");
fgets(buffer, sizeof(buffer), stdin);
if (buffer[0] != '\n' && buffer[0] != 'y' && buffer[0] != 'Y')
break;
} while (1);
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;
}
int main(void)
{
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
struct fp_dev *dev;
struct fp_print_data *data;
int 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. Loading previously enrolled right index finger "
"data...\n");
r = fp_print_data_load(dev, RIGHT_INDEX, &data);
if (r != 0) {
fprintf(stderr, "Failed to load fingerprint, error %d\n", r);
fprintf(stderr, "Did you remember to enroll your right index finger "
"first?\n");
goto out_close;
}
printf("Print loaded. Time to verify!\n");
do {
char buffer[20];
verify(dev, data);
printf("Verify again? [Y/n]? ");
fgets(buffer, sizeof(buffer), stdin);
if (buffer[0] != '\n' && buffer[0] != 'y' && buffer[0] != 'Y')
break;
} while (1);
fp_print_data_free(data);
out_close:
fp_dev_close(dev);
out:
fp_exit();
return r;
}
int main(void)
{
int r = 1;
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
struct fp_dev *dev;
struct fp_print_data *data;
r = fp_init();
if (r < 0) {
printf("Failed to initialize fprint\n");
exit(1);
}
fp_set_debug(3);
discovered_devs = fp_discover_devs();
if (!discovered_devs) {
printf("Could not discover devices\n");
goto out;
}
ddev = discover_device(discovered_devs);
if (!ddev) {
printf("No devices detected.\n");
goto out;
}
dev = fp_dev_open(ddev);
fp_dscv_devs_free(discovered_devs);
if (!dev) {
printf("Could not open device.\n");
goto out;
}
printf("Opened device. "
"enrolling...\n");
r = fp_print_data_load(dev, RIGHT_INDEX, &data);
if (r != 0) {
printf("Failed to load fingerprint,\n");
goto out_close;
}
printf("Print loaded. Try to verify!\n");
do {
char buffer[20];
verify(dev, data);
printf("Verify again? [Y/n]? ");
fgets(buffer, sizeof(buffer), stdin);
if (buffer[0] != '\n' && buffer[0] != 'y' && buffer[0] != 'Y')
break;
} while (1);
fp_print_data_free(data);
out_close:
fp_dev_close(dev);
out:
fp_exit();
return r;
}
