mirror of
https://gitlab.com/mishakmak/pam-fprint-grosshack.git
synced 2026-04-09 04:13:33 +02:00
Initial commit
This commit is contained in:
Daniel Drake
14
examples/Makefile.am
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14
examples/Makefile.am
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BUILT_SOURCES = client-bindings.h
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noinst_HEADERS = $(BUILT_SOURCES)
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CLEANFILES = $(BUILT_SOURCES)
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bin_PROGRAMS = demo
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demo_SOURCES = demo.c
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demo_CFLAGS = $(AM_CFLAGS) $(DBUS_GLIB_CFLAGS)
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demo_LDADD = $(DBUS_GLIB_LIBS)
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client-bindings.h: ../src/fprintd.xml
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dbus-binding-tool --prefix=fprint --mode=glib-client $< --output=$@
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233
examples/demo.c
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233
examples/demo.c
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/*
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* fprintd example to verify a fingerprint
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* Copyright (C) 2008 Daniel Drake <dsd@gentoo.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdlib.h>
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#include <dbus/dbus-glib-bindings.h>
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#include "client-bindings.h"
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static DBusGProxy *proxy = NULL;
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static DBusGConnection *connection = NULL;
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enum fp_verify_result {
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VERIFY_NO_MATCH = 0,
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VERIFY_MATCH = 1,
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VERIFY_RETRY = 100,
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VERIFY_RETRY_TOO_SHORT = 101,
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VERIFY_RETRY_CENTER_FINGER = 102,
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VERIFY_RETRY_REMOVE_FINGER = 103,
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};
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static const char *verify_result_str(int result)
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{
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switch (result) {
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case VERIFY_NO_MATCH:
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return "No match";
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case VERIFY_MATCH:
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return "Match!";
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case VERIFY_RETRY:
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return "Retry scan";
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case VERIFY_RETRY_TOO_SHORT:
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return "Swipe too short, please retry";
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case VERIFY_RETRY_CENTER_FINGER:
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return "Finger not centered, please retry";
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case VERIFY_RETRY_REMOVE_FINGER:
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return "Please remove finger and retry";
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default:
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return "Unknown";
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}
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}
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enum fp_finger {
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LEFT_THUMB = 1, /** thumb (left hand) */
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LEFT_INDEX, /** index finger (left hand) */
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LEFT_MIDDLE, /** middle finger (left hand) */
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LEFT_RING, /** ring finger (left hand) */
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LEFT_LITTLE, /** little finger (left hand) */
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RIGHT_THUMB, /** thumb (right hand) */
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RIGHT_INDEX, /** index finger (right hand) */
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RIGHT_MIDDLE, /** middle finger (right hand) */
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RIGHT_RING, /** ring finger (right hand) */
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RIGHT_LITTLE, /** little finger (right hand) */
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};
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static const char *fingerstr(guint32 fingernum)
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{
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switch (fingernum) {
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case LEFT_THUMB:
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return "Left thumb";
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case LEFT_INDEX:
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return "Left index finger";
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case LEFT_MIDDLE:
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return "Left middle finger";
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case LEFT_RING:
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return "Left ring finger";
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case LEFT_LITTLE:
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return "Left little finger";
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case RIGHT_THUMB:
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return "Right thumb";
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case RIGHT_INDEX:
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return "Right index finger";
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case RIGHT_MIDDLE:
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return "Right middle finger";
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case RIGHT_RING:
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return "Right ring finger";
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case RIGHT_LITTLE:
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return "Right little finger";
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default:
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return "Unknown finger";
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}
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}
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static void create_proxy(void)
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{
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GError *error = NULL;
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connection = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
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if (connection == NULL)
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g_error("Failed to connect to session bus: %s", error->message);
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proxy = dbus_g_proxy_new_for_name_owner(connection,
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"net.reactivated.Fprint", "/net/reactivated/Fprint",
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"net.reactivated.Fprint", &error);
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if (proxy == NULL)
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g_error("Failed to create proxy: %s", error->message);
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}
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static guint32 open_device(void)
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{
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GError *error = NULL;
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GArray *device_ids;
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char **drvnames;
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char **fullnames;
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guint i;
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guint32 device_id;
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if (!net_reactivated_Fprint_list_devices(proxy, &device_ids, &drvnames,
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&fullnames, &error))
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g_error("list_devices failed: %s", error->message);
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if (device_ids->len == 0) {
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g_print("No devices found\n");
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exit(1);
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}
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g_print("found %d devices\n", device_ids->len);
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for (i = 0; i < device_ids->len; i++) {
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g_print("Device #%d: %s (%s)\n", g_array_index(device_ids, guint32, i),
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fullnames[i], drvnames[i]);
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}
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device_id = g_array_index(device_ids, int, 0);
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g_strfreev(drvnames);
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g_strfreev(fullnames);
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g_array_free(device_ids, TRUE);
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g_print("using device #%d\n", device_id);
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if (!net_reactivated_Fprint_claim_device(proxy, device_id, &error))
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g_error("failed to claim device: %s", error->message);
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return device_id;
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}
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static guint32 find_finger(guint32 device_id)
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{
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GError *error = NULL;
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GArray *fingers;
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guint i;
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int fingernum;
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guint32 print_id;
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if (!net_reactivated_Fprint_list_enrolled_fingers(proxy, 0, &fingers, &error))
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g_error("ListEnrolledFingers failed: %s", error->message);
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if (fingers->len == 0) {
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g_print("No fingers enrolled for this device.\n");
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exit(1);
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}
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g_print("Listing enrolled fingers:\n");
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for (i = 0; i < fingers->len; i++) {
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fingernum = g_array_index(fingers, guint32, i);
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g_print(" - #%d: %s\n", fingernum, fingerstr(fingernum));
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}
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fingernum = g_array_index(fingers, guint32, 0);
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g_array_free(fingers, TRUE);
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g_print("Verifying: %s\n", fingerstr(fingernum));
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if (!net_reactivated_Fprint_load_print_data(proxy, device_id, fingernum, &print_id, &error))
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g_error("LoadPrintData failed: %s", error->message);
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return print_id;
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}
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static int do_verify(guint32 device_id, guint32 print_id)
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{
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GError *error;
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gboolean more_results;
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int result;
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if (!net_reactivated_Fprint_verify_start(proxy, device_id, print_id, &error))
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g_error("VerifyStart failed: %s", error->message);
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do {
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if (!net_reactivated_Fprint_get_verify_result(proxy, device_id, &result, &more_results, &error))
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g_error("GetVerifyResult failed: %s", error->message);
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g_print("Verify result: %s (%d)\n", verify_result_str(result), result);
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} while (result != VERIFY_NO_MATCH && result != VERIFY_MATCH);
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if (!net_reactivated_Fprint_verify_stop(proxy, device_id, &error))
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g_error("VerifyStop failed: %s", error->message);
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return result;
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}
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static void unload_print(guint32 device_id, guint32 print_id)
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{
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GError *error = NULL;
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if (!net_reactivated_Fprint_unload_print_data(proxy, device_id, print_id, &error))
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g_error("UnloadPrint failed: %s", error->message);
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}
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static void release_device(guint32 device_id)
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{
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GError *error = NULL;
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if (!net_reactivated_Fprint_release_device(proxy, device_id, &error))
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g_error("ReleaseDevice failed: %s", error->message);
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}
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int main(int argc, char **argv)
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{
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GMainLoop *loop;
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guint32 device_id;
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guint32 print_id;
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int verify_result;
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g_type_init();
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loop = g_main_loop_new(NULL, FALSE);
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create_proxy();
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device_id = open_device();
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print_id = find_finger(device_id);
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verify_result = do_verify(device_id, print_id);
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unload_print(device_id, print_id);
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release_device(device_id);
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return 0;
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}
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