list.c 3.9 KB
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/*
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 * fprintd example to list enrolled fingerprints
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 * Copyright (C) 2008 Daniel Drake <dsd@gentoo.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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 General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <stdio.h>
#include <stdlib.h>
#include <dbus/dbus-glib-bindings.h>
#include "manager-dbus-glue.h"
#include "device-dbus-glue.h"

static DBusGProxy *manager = NULL;
static DBusGConnection *connection = NULL;

static void create_manager(void)
{
	GError *error = NULL;

	connection = dbus_g_bus_get(DBUS_BUS_SYSTEM, &error);
	if (connection == NULL)
		g_error("Failed to connect to session bus: %s", error->message);

	manager = dbus_g_proxy_new_for_name(connection,
		"net.reactivated.Fprint", "/net/reactivated/Fprint/Manager",
		"net.reactivated.Fprint.Manager");
}

static void list_fingerprints(DBusGProxy *dev, const char *username)
{
	GError *error = NULL;
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	char **fingers;
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	GHashTable *props;
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	DBusGProxy *p;
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	guint i;

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	if (!net_reactivated_Fprint_Device_list_enrolled_fingers(dev, username, &fingers, &error)) {
		if (dbus_g_error_has_name (error, "net.reactivated.Fprint.Error.NoEnrolledPrints") == FALSE)
			g_error("ListEnrolledFingers failed: %s", error->message);
		else
			fingers = NULL;
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	}

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	p = dbus_g_proxy_new_from_proxy(dev, "org.freedesktop.DBus.Properties", NULL);
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	if (!dbus_g_proxy_call (p, "GetAll", &error, G_TYPE_STRING, "net.reactivated.Fprint.Device", G_TYPE_INVALID,
			   dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), &props, G_TYPE_INVALID))
		g_error("GetAll on the Properties interface failed: %s", error->message);
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	if (fingers == NULL || g_strv_length (fingers) == 0) {
		g_print("User %s has no fingers enrolled for %s.\n", username, g_value_get_string (g_hash_table_lookup (props, "name")));
		return;
	}

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	g_print("Fingerprints for user %s on %s (%s):\n",
		username,
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		g_value_get_string (g_hash_table_lookup (props, "name")),
		g_value_get_string (g_hash_table_lookup (props, "scan-type")));
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	g_hash_table_destroy (props);
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	g_object_unref (p);
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	for (i = 0; fingers[i] != NULL; i++) {
		g_print(" - #%d: %s\n", i, fingers[i]);
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	}

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	g_strfreev (fingers);
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}

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static void process_devices(char **argv)
{
	GError *error = NULL;
	GPtrArray *devices;
	char *path;
	guint i;

	if (!net_reactivated_Fprint_Manager_get_devices(manager, &devices, &error))
		g_error("list_devices failed: %s", error->message);
	
	if (devices->len == 0) {
		g_print("No devices found\n");
		exit(1);
	}

	g_print("found %d devices\n", devices->len);
	for (i = 0; i < devices->len; i++) {
		path = g_ptr_array_index(devices, i);
		g_print("Device at %s\n", path);
	}

	for (i = 0; i < devices->len; i++) {
		guint j;
		DBusGProxy *dev;

		path = g_ptr_array_index(devices, 0);
		g_print("Using device %s\n", path);

		/* FIXME use for_name_owner?? */
		dev = dbus_g_proxy_new_for_name(connection, "net.reactivated.Fprint",
						path, "net.reactivated.Fprint.Device");

		for (j = 1; argv[j] != NULL; j++)
			list_fingerprints (dev, argv[j]);

		g_object_unref (dev);
	}
	
	g_ptr_array_foreach(devices, (GFunc) g_free, NULL);
	g_ptr_array_free(devices, TRUE);
}

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int main(int argc, char **argv)
{
	GMainLoop *loop;

	g_type_init();
	loop = g_main_loop_new(NULL, FALSE);
	create_manager();

	if (argc < 2) {
		g_print ("Usage: %s <username> [usernames...]\n", argv[0]);
		return 1;
	}

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	process_devices (argv);
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	return 0;
}