From 34e16a827fdef11f4821cea1c206705a751d9e96 Mon Sep 17 00:00:00 2001
From: Christian Kellner <christian@kellner.me>
Date: Wed, 18 Jan 2017 16:34:07 +0100
Subject: [PATCH] tests: add 'fprint-check' to check system is on

Will use the manager.HasPrints() DBus method to query if
the fingerprint system has any prints for the given user.

https://bugs.freedesktop.org/show_bug.cgi?id=99811
---
 tests/Makefile.am |  6 ++++-
 tests/check.c     | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 85 insertions(+), 1 deletion(-)
 create mode 100644 tests/check.c

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 01e2184..e6ccffd 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -2,7 +2,7 @@ BUILT_SOURCES = manager-dbus-glue.h device-dbus-glue.h $(MARSHALFILES)
 noinst_HEADERS = $(BUILT_SOURCES)
 CLEANFILES = $(BUILT_SOURCES)
 
-bin_PROGRAMS = fprintd-verify fprintd-enroll fprintd-list fprintd-delete
+bin_PROGRAMS = fprintd-verify fprintd-enroll fprintd-list fprintd-delete fprintd-check
 
 fprintd_verify_SOURCES = verify.c $(MARSHALFILES)
 fprintd_verify_CFLAGS = $(WARN_CFLAGS) $(GLIB_CFLAGS)
@@ -20,6 +20,10 @@ fprintd_delete_SOURCES = delete.c
 fprintd_delete_CFLAGS = $(WARN_CFLAGS) $(GLIB_CFLAGS)
 fprintd_delete_LDADD = $(GLIB_LIBS)
 
+fprintd_check_SOURCES = check.c
+fprintd_check_CFLAGS = $(WARN_CFLAGS) $(GLIB_CFLAGS)
+fprintd_check_LDADD = $(GLIB_LIBS)
+
 manager-dbus-glue.h: ../src/manager.xml
 	dbus-binding-tool --prefix=fprint_manager --mode=glib-client $< --output=$@
 
diff --git a/tests/check.c b/tests/check.c
new file mode 100644
index 0000000..a72ea47
--- /dev/null
+++ b/tests/check.c
@@ -0,0 +1,80 @@
+/*
+ * fprintd example to check if system is active and user has prints
+ * Copyright (C) 2016 Christian Kellner <ckellner@redhat.com>
+ *
+ * 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 <glib/gprintf.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_fprintf(stderr, "Failed to connect to session bus: %s\n", error->message);
+		exit (1);
+	}
+
+	manager = dbus_g_proxy_new_for_name(connection,
+		"net.reactivated.Fprint", "/net/reactivated/Fprint/Manager",
+		"net.reactivated.Fprint.Manager");
+}
+
+
+int main(int argc, char **argv)
+{
+	gboolean active;
+	gboolean ok;
+	GError *error = NULL;
+	char *user;
+
+#if !GLIB_CHECK_VERSION (2, 36, 0)
+	g_type_init();
+#endif
+
+	create_manager();
+
+	if (argc != 2) {
+		g_print ("Usage: %s <username>\n", argv[0]);
+		return 1;
+	}
+
+	user = argv[1];
+
+	ok = dbus_g_proxy_call (manager, "HasPrints", &error,
+				G_TYPE_STRING, user, G_TYPE_INVALID,
+				G_TYPE_BOOLEAN, &active, G_TYPE_INVALID);
+
+	if (!ok) {
+		g_fprintf(stderr, "HasPrints call failed: %s\n", error->message);
+		exit(1);
+	}
+
+	g_print("User '%s' has %s fingerprints enrolled.\n", user,
+		active ? "indeed" : "no");
+
+	return 0;
+}
+
-- 
2.9.3