diff options
Diffstat (limited to 'lib/libifconfig/libifconfig_lagg.c')
| -rw-r--r-- | lib/libifconfig/libifconfig_lagg.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/lib/libifconfig/libifconfig_lagg.c b/lib/libifconfig/libifconfig_lagg.c new file mode 100644 index 000000000000..36866285a571 --- /dev/null +++ b/lib/libifconfig/libifconfig_lagg.c @@ -0,0 +1,105 @@ +/* + * Copyright (c) 1983, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#include <sys/param.h> +#include <sys/ioctl.h> + +#include <net/ethernet.h> +#include <net/if.h> +#include <net/if_lagg.h> +#include <net/ieee8023ad_lacp.h> + +#include <assert.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> + +#include "libifconfig.h" +#include "libifconfig_internal.h" + +/* Internal structure used for allocations and frees */ +struct _ifconfig_lagg_status { + struct ifconfig_lagg_status l; /* Must be first */ + struct lagg_reqall ra; + struct lagg_reqopts ro; + struct lagg_reqflags rf; + struct lagg_reqport rpbuf[LAGG_MAX_PORTS]; +}; + +int +ifconfig_lagg_get_laggport_status(ifconfig_handle_t *h, + const char *name, struct lagg_reqport *rp) +{ + strlcpy(rp->rp_ifname, name, sizeof(rp->rp_portname)); + strlcpy(rp->rp_portname, name, sizeof(rp->rp_portname)); + + return (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGPORT, rp)); +} + +int +ifconfig_lagg_get_lagg_status(ifconfig_handle_t *h, + const char *name, struct ifconfig_lagg_status **lagg_status) +{ + struct _ifconfig_lagg_status *ls; + + ls = calloc(1, sizeof(struct _ifconfig_lagg_status)); + if (ls == NULL) { + h->error.errtype = OTHER; + h->error.errcode = ENOMEM; + return (-1); + } + ls->l.ra = &ls->ra; + ls->l.ro = &ls->ro; + ls->l.rf = &ls->rf; + *lagg_status = &ls->l; + + ls->ra.ra_port = ls->rpbuf; + ls->ra.ra_size = sizeof(ls->rpbuf); + + strlcpy(ls->ro.ro_ifname, name, sizeof(ls->ro.ro_ifname)); + ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGOPTS, &ls->ro); + + strlcpy(ls->rf.rf_ifname, name, sizeof(ls->rf.rf_ifname)); + if (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGGFLAGS, &ls->rf) != 0) { + ls->rf.rf_flags = 0; + } + + strlcpy(ls->ra.ra_ifname, name, sizeof(ls->ra.ra_ifname)); + if (ifconfig_ioctlwrap(h, AF_LOCAL, SIOCGLAGG, &ls->ra) != 0) { + free(ls); + return (-1); + } + + return (0); +} + +void +ifconfig_lagg_free_lagg_status(struct ifconfig_lagg_status *laggstat) +{ + free(laggstat); +} |