iPXE
ntpmgmt.c
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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  */
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 }
struct arbelprm_rc_send_wqe rc
Definition: arbel.h:14
int monojob_wait(const char *string, unsigned long timeout)
Wait for single foreground job to complete.
Definition: monojob.c:81
int start_ntp(struct interface *job, const char *hostname)
Start NTP client.
Definition: ntp.c:235
Network Time Protocol.
Single foreground job.
struct interface monojob
Definition: monojob.c:56
int ntp(const char *hostname)
Get time and date via NTP.
Definition: ntpmgmt.c:45
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)
NTP management.
#define NULL
NULL pointer (VOID *)
Definition: Base.h:362
String functions.