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path: root/examples/C/glib/add-connection-libnm-glib.c
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/*
 * 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.
 *
 * (C) Copyright 2011 Red Hat, Inc.
 */

/*
 * The example shows how to add a new connection using libnm-glib and libnm-util.
 * Contrast this example with add-connection-dbus-glib.c, which is a bit lower
 * level and talks directly to NM using dbus-glib.  This example is simpler
 * because libnm-glib handles much of the low-level stuff for you.
 *
 * Compile with:
 *   gcc -Wall `pkg-config --libs --cflags glib-2.0 dbus-glib-1 libnm-util` add-connection-libnm-glib.c -o add-connection-libnm-glib
 */

#include <glib.h>
#include <nm-remote-settings.h>

#include <nm-connection.h>
#include <nm-setting-connection.h>
#include <nm-setting-wired.h>
#include <nm-setting-ip4-config.h>
#include <nm-utils.h>

static void
added_cb (NMRemoteSettings *settings,
          NMRemoteConnection *remote,
          GError *error,
          gpointer user_data)
{
	GMainLoop *loop = user_data;

	/* NM responded to our request; either handle the resulting error or
	 * print out the object path of the connection we just added.
	 */

	if (error)
		g_print ("Error adding connection: %s", error->message);
	else
		g_print ("Added: %s\n", nm_connection_get_path (NM_CONNECTION (remote)));

	/* Tell the mainloop we're done and we can quit now */
	g_main_loop_quit (loop);
}

static gboolean
add_connection (NMRemoteSettings *settings, GMainLoop *loop, const char *con_name)
{
	NMConnection *connection;
	NMSettingConnection *s_con;
	NMSettingWired *s_wired;
	NMSettingIP4Config *s_ip4;
	char *uuid;
	gboolean success;

	/* Create a new connection object */
	connection = nm_connection_new ();

	/* Build up the 'connection' Setting */
	s_con = (NMSettingConnection *) nm_setting_connection_new ();
	uuid = nm_utils_uuid_generate ();
	g_object_set (G_OBJECT (s_con),
	              NM_SETTING_CONNECTION_UUID, uuid,
	              NM_SETTING_CONNECTION_ID, con_name,
	              NM_SETTING_CONNECTION_TYPE, "802-3-ethernet",
	              NULL);
	g_free (uuid);
	nm_connection_add_setting (connection, NM_SETTING (s_con));

	/* Build up the 'wired' Setting */
	s_wired = (NMSettingWired *) nm_setting_wired_new ();
	nm_connection_add_setting (connection, NM_SETTING (s_wired));

	/* Build up the 'ipv4' Setting */
	s_ip4 = (NMSettingIP4Config *) nm_setting_ip4_config_new ();
	g_object_set (G_OBJECT (s_ip4),
	              NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_AUTO,
	              NULL);
	nm_connection_add_setting (connection, NM_SETTING (s_ip4));

	/* Ask the settings service to add the new connection; we'll quit the
	 * mainloop and exit when the callback is called.
	 */
	success = nm_remote_settings_add_connection (settings, connection, added_cb, loop);
	if (!success)
		g_print ("Error adding connection\n");

	g_object_unref (connection);
	return success;
}


int main (int argc, char *argv[])
{
	DBusGConnection *bus;
	NMRemoteSettings *settings;
	GMainLoop *loop;

	/* Initialize GType system */
	g_type_init ();

	loop = g_main_loop_new (NULL, FALSE);

	/* Get system bus */
	bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, NULL);

	/* Create our proxy for NetworkManager's settings service */
	settings = nm_remote_settings_new (bus);

	/* Ask the settings service to add the new connection */
	if (add_connection (settings, loop, "__Test connection__")) {
		/* Wait for the connection to be added */
		g_main_loop_run (loop);
	} else
		g_print ("Error adding connection to NetworkManager\n");

	/* Clean up */
	g_object_unref (settings);
	dbus_g_connection_unref (bus);

	return 0;
}