[pci] Add support for PCI MSI-X interrupts
[ipxe.git] / src / usr / pingmgmt.c
1 /*
2 * Copyright (C) 2013 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/pinger.h>
30 #include <ipxe/monojob.h>
31 #include <ipxe/timer.h>
32 #include <usr/pingmgmt.h>
33
34 /** @file
35 *
36 * ICMP ping management
37 *
38 */
39
40 /**
41 * Display ping result
42 *
43 * @v src Source socket address, or NULL
44 * @v sequence Sequence number
45 * @v len Payload length
46 * @v rc Status code
47 */
48 static void ping_callback ( struct sockaddr *peer, unsigned int sequence,
49 size_t len, int rc ) {
50
51 /* Display ping response */
52 printf ( "%zd bytes from %s: seq=%d",
53 len, ( peer ? sock_ntoa ( peer ) : "<none>" ), sequence );
54 if ( rc != 0 )
55 printf ( ": %s", strerror ( rc ) );
56 printf ( "\n" );
57 }
58
59 /**
60 * Ping a host
61 *
62 * @v hostname Hostname
63 * @v timeout Timeout between pings, in ticks
64 * @v len Payload length
65 * @v count Number of packets to send (or zero for no limit)
66 * @v quiet Inhibit output
67 * @ret rc Return status code
68 */
69 int ping ( const char *hostname, unsigned long timeout, size_t len,
70 unsigned int count, int quiet ) {
71 int rc;
72
73 /* Create pinger */
74 if ( ( rc = create_pinger ( &monojob, hostname, timeout, len, count,
75 ( quiet ? NULL : ping_callback ) ) ) != 0 ){
76 printf ( "Could not start ping: %s\n", strerror ( rc ) );
77 return rc;
78 }
79
80 /* Wait for ping to complete */
81 if ( ( rc = monojob_wait ( NULL, 0 ) ) != 0 ) {
82 if ( ! quiet )
83 printf ( "Finished: %s\n", strerror ( rc ) );
84 return rc;
85 }
86
87 return 0;
88 }