[acpi] Expose system MAC address via ${sysmac} setting
[ipxe.git] / src / hci / commands / nslookup_cmd.c
1 /*
2 * Copyright (C) 2012 Patrick Plenefisch <phplenefisch@wpi.edu>.
3 *
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.
8 *
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.
13 *
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., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 */
19
20 FILE_LICENCE ( GPL2_OR_LATER );
21
22 #include <stdio.h>
23 #include <getopt.h>
24 #include <ipxe/command.h>
25 #include <ipxe/parseopt.h>
26 #include <usr/nslookup.h>
27
28 /** @file
29 *
30 * nslookup command
31 *
32 */
33
34 /** "nslookup" options */
35 struct nslookup_options {};
36
37 /** "nslookup" option list */
38 static struct option_descriptor nslookup_opts[] = {};
39
40 /** "nslookup" command descriptor */
41 static struct command_descriptor nslookup_cmd =
42 COMMAND_DESC ( struct nslookup_options, nslookup_opts, 2, 2,
43 "<setting> <name>" );
44
45 /**
46 * The "nslookup" command
47 *
48 * @v argc Argument count
49 * @v argv Argument list
50 * @ret rc Return status code
51 */
52 static int nslookup_exec ( int argc, char **argv ) {
53 struct nslookup_options opts;
54 const char *name;
55 const char *setting_name;
56 int rc;
57
58 /* Parse options */
59 if ( ( rc = parse_options ( argc, argv, &nslookup_cmd, &opts ) ) != 0 )
60 return rc;
61
62 /* Parse setting name */
63 setting_name = argv[optind];
64
65 /* Parse name to be resolved */
66 name = argv[ optind + 1 ];
67
68 /* Look up name */
69 if ( ( rc = nslookup ( name, setting_name ) ) != 0 )
70 return rc;
71
72 return 0;
73 }
74
75 /** The "nslookup" command */
76 struct command nslookup_command __command = {
77 .name = "nslookup",
78 .exec = nslookup_exec,
79 };