iPXE
poweroff_cmd.c
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1/*
2 * Copyright (C) 2013 Marin Hannache <ipxe@mareo.fr>.
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 * You can also choose to distribute this program under the terms of
20 * the Unmodified Binary Distribution Licence (as given in the file
21 * COPYING.UBDL), provided that you have satisfied its requirements.
22 */
23
24#include <stdio.h>
25#include <string.h>
26#include <getopt.h>
27#include <ipxe/command.h>
28#include <ipxe/parseopt.h>
29#include <ipxe/reboot.h>
30
31FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
32FILE_SECBOOT ( PERMITTED );
33
34/** @file
35 *
36 * Power off command
37 *
38 */
39
40/** "poweroff" options */
42
43/** "poweroff" option list */
44static struct option_descriptor poweroff_opts[] = {};
45
46/** "poweroff" command descriptor */
49
50/**
51 * The "poweroff" command
52 *
53 * @v argc Argument count
54 * @v argv Argument list
55 * @ret rc Return status code
56 */
57static int poweroff_exec ( int argc, char **argv ) {
59 int rc;
60
61 /* Parse options */
62 if ( ( rc = parse_options ( argc, argv, &poweroff_cmd, &opts ) ) != 0 )
63 return rc;
64
65 /* Power off system */
66 rc = poweroff();
67 if ( rc != 0 )
68 printf ( "Could not power off: %s\n", strerror ( rc ) );
69
70 return rc;
71}
72
73/** "poweroff" command */
#define NULL
NULL pointer (VOID *)
Definition Base.h:322
struct arbelprm_rc_send_wqe rc
Definition arbel.h:3
static union @024010030001061367220137227263210031030210157031 opts
"cert<xxx>" option list
#define COMMAND(name, exec)
Definition command.h:27
Parse command-line options.
#define FILE_LICENCE(_licence)
Declare a particular licence as applying to a file.
Definition compiler.h:896
#define FILE_SECBOOT(_status)
Declare a file's UEFI Secure Boot permission status.
Definition compiler.h:926
iPXE reboot API
int poweroff(void)
Power off system.
String functions.
int parse_options(int argc, char **argv, struct command_descriptor *cmd, void *opts)
Parse command-line options.
Definition parseopt.c:485
Command line option parsing.
#define COMMAND_DESC(_struct, _options, _min_args, _max_args, _usage)
Construct command descriptor.
Definition parseopt.h:109
static int poweroff_exec(int argc, char **argv)
The "poweroff" command.
static struct command_descriptor poweroff_cmd
"poweroff" command descriptor
static struct option_descriptor poweroff_opts[]
"poweroff" option list
char * strerror(int errno)
Retrieve string representation of error number.
Definition strerror.c:79
A command descriptor.
Definition parseopt.h:78
A command-line option descriptor.
Definition parseopt.h:24
"poweroff" options
int printf(const char *fmt,...)
Write a formatted string to the console.
Definition vsprintf.c:465