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- /*
- * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * 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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
- #include <stdio.h>
- #include <stdint.h>
- #include <stdlib.h>
- #include <stdio.h>
- #include <errno.h>
- #include <stddef.h>
- #include <string.h>
- #include <assert.h>
- #include <getopt.h>
- #include <gpxe/netdevice.h>
- #include <gpxe/command.h>
- #include <usr/dhcpmgmt.h>
-
- /** @file
- *
- * DHCP management commands
- *
- */
-
- /**
- * "dhcp" command syntax message
- *
- * @v argv Argument list
- */
- static void dhcp_syntax ( char **argv ) {
- printf ( "Usage:\n"
- " %s <interface>\n"
- "\n"
- "Configure a network interface using DHCP\n",
- argv[0] );
- }
-
- /**
- * The "dhcp" command
- *
- * @v argc Argument count
- * @v argv Argument list
- * @ret rc Exit code
- */
- static int dhcp_exec ( int argc, char **argv ) {
- static struct option longopts[] = {
- { "help", 0, NULL, 'h' },
- { NULL, 0, NULL, 0 },
- };
- const char *name;
- struct net_device *netdev;
- int c;
- int rc;
-
- /* Parse options */
- while ( ( c = getopt_long ( argc, argv, "h", longopts, NULL ) ) >= 0 ){
- switch ( c ) {
- case 'h':
- /* Display help text */
- default:
- /* Unrecognised/invalid option */
- dhcp_syntax ( argv );
- return 1;
- }
- }
-
- /* Need exactly one interface name remaining after the options */
- if ( optind != ( argc - 1 ) ) {
- dhcp_syntax ( argv );
- return 1;
- }
- name = argv[optind];
-
- /* Perform DHCP */
- netdev = find_netdev ( name );
- if ( ! netdev ) {
- printf ( "No such interface: %s\n", name );
- return 1;
- }
- if ( ( rc = dhcp ( netdev ) ) != 0 ) {
- printf ( "Could not configure %s: %s\n", netdev->name,
- strerror ( rc ) );
- return 1;
- }
-
- return 0;
- }
-
- /** DHCP management commands */
- struct command dhcp_commands[] __command = {
- {
- .name = "dhcp",
- .exec = dhcp_exec,
- },
- };
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