1/*
2 * Copyright (c) 1983, 1993
3 *  The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29#include <sys/param.h>
30#include <sys/ioctl.h>
31
32#include <net/ethernet.h>
33#include <net/if.h>
34#include <net/if_lagg.h>
35#include <net/ieee8023ad_lacp.h>
36
37#include <assert.h>
38#include <errno.h>
39#include <stdlib.h>
40#include <string.h>
41
42#include "libifconfig.h"
43#include "libifconfig_internal.h"
44
45/* Internal structure used for allocations and frees */
46struct _ifconfig_lagg_status {
47	struct ifconfig_lagg_status l;  /* Must be first */
48	struct lagg_reqall ra;
49	struct lagg_reqopts ro;
50	struct lagg_reqflags rf;
51	struct lagg_reqport rpbuf[LAGG_MAX_PORTS];
52};
53
54int
55ifconfig_lagg_get_laggport_status(ifconfig_handle_t *h,
56    const char *name, struct lagg_reqport *rp)
57{
58	strlcpy(rp->rp_ifname, name, sizeof(rp->rp_portname));
59	strlcpy(rp->rp_portname, name, sizeof(rp->rp_portname));
60
61	return (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGPORT, rp));
62}
63
64int
65ifconfig_lagg_get_lagg_status(ifconfig_handle_t *h,
66    const char *name, struct ifconfig_lagg_status **lagg_status)
67{
68	struct _ifconfig_lagg_status *ls;
69
70	ls = calloc(1, sizeof(struct _ifconfig_lagg_status));
71	if (ls == NULL) {
72		h->error.errtype = OTHER;
73		h->error.errcode = ENOMEM;
74		return (-1);
75	}
76	ls->l.ra = &ls->ra;
77	ls->l.ro = &ls->ro;
78	ls->l.rf = &ls->rf;
79	*lagg_status = &ls->l;
80
81	ls->ra.ra_port = ls->rpbuf;
82	ls->ra.ra_size = sizeof(ls->rpbuf);
83
84	strlcpy(ls->ro.ro_ifname, name, sizeof(ls->ro.ro_ifname));
85	ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGOPTS, &ls->ro);
86
87	strlcpy(ls->rf.rf_ifname, name, sizeof(ls->rf.rf_ifname));
88	if (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGFLAGS, &ls->rf) != 0) {
89		ls->rf.rf_flags = 0;
90	}
91
92	strlcpy(ls->ra.ra_ifname, name, sizeof(ls->ra.ra_ifname));
93	if (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGG, &ls->ra) != 0) {
94		free(ls);
95		return (-1);
96	}
97
98	return (0);
99}
100
101void
102ifconfig_lagg_free_lagg_status(struct ifconfig_lagg_status *laggstat)
103{
104	free(laggstat);
105}
106