1 /*
2 * Copyright (C) 2016 Michael Brown <mbrown@fensystems.co.uk>.
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 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25
26 #include <stdint.h>
27 #include <stdio.h>
28 #include <string.h>
29 #include <ipxe/ntp.h>
30 #include <ipxe/monojob.h>
31 #include <usr/ntpmgmt.h>
32
33 /** @file
34 *
35 * NTP management
36 *
37 */
38
39 /**
40 * Get time and date via NTP
41 *
42 * @v hostname Hostname
43 * @ret rc Return status code
44 */
ntp(const char * hostname)45 int ntp ( const char *hostname ) {
46 int rc;
47
48 /* Start NTP client */
49 if ( ( rc = start_ntp ( &monojob, hostname ) ) != 0 )
50 return rc;
51
52 /* Wait for NTP to complete */
53 if ( ( rc = monojob_wait ( NULL, 0 ) ) != 0 )
54 return rc;
55
56 return 0;
57 }
58