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ipxe
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ipxe/src/hci/commands/ntp_cmd.c

82 lines
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C

/*
* Copyright (C) 2016 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stdio.h>
#include <string.h>
#include <getopt.h>
#include <ipxe/command.h>
#include <ipxe/parseopt.h>
#include <usr/ntpmgmt.h>
/** @file
*
* NTP commands
*
*/
/** "ntp" options */
struct ntp_options {};
/** "ntp" option list */
static struct option_descriptor ntp_opts[] = {};
/** "ntp" command descriptor */
static struct command_descriptor ntp_cmd =
COMMAND_DESC ( struct ntp_options, ntp_opts, 1, 1, "<server>" );
/**
* "ntp" command
*
* @v argc Argument count
* @v argv Argument list
* @ret rc Return status code
*/
static int ntp_exec ( int argc, char **argv ) {
struct ntp_options opts;
const char *hostname;
int rc;
/* Parse options */
if ( ( rc = parse_options ( argc, argv, &ntp_cmd, &opts ) ) != 0 )
return rc;
/* Parse hostname */
hostname = argv[optind];
/* Get time and date via NTP */
if ( ( rc = ntp ( hostname ) ) != 0 ) {
printf ( "Could not get time and date: %s\n", strerror ( rc ) );
return rc;
}
return 0;
}
/** NTP command */
struct command ntp_command __command = {
.name = "ntp",
.exec = ntp_exec,
};