2 * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <gpxe/netdevice.h>
23 #include <gpxe/dhcp.h>
24 #include <gpxe/monojob.h>
25 #include <gpxe/process.h>
26 #include <usr/ifmgmt.h>
27 #include <usr/dhcpmgmt.h>
35 static struct dhcp_option_block *dhcp_options = NULL;
37 static int dhcp_success ( struct net_device *netdev,
38 struct dhcp_option_block *options ) {
39 dhcp_options = dhcpopt_get ( options );
40 register_dhcp_options ( options );
41 return dhcp_configure_netdev ( netdev, options );
44 int dhcp ( struct net_device *netdev ) {
47 /* Check we can open the interface first */
48 if ( ( rc = ifopen ( netdev ) ) != 0 )
51 /* Unregister any previously acquired options */
53 unregister_dhcp_options ( dhcp_options );
54 dhcpopt_put ( dhcp_options );
59 printf ( "DHCP (%s %s)", netdev->name, netdev_hwaddr ( netdev ) );
60 if ( ( rc = start_dhcp ( &monojob, netdev, dhcp_success ) ) == 0 )
61 rc = monojob_wait ( "" );