static ibcm_arp_ip_t *
ibcm_arp_lookup(ibcm_arp_ibd_insts_t *ibds, char *linkname)
{
datalink_id_t linkid;
int i;
IBTF_DPRINTF_L4(cmlog, "ibcm_arp_lookup: linkname = %s", linkname);
/*
* If at first we don't succeed, try again, just in case it is in
* hiding. The first call requires the datalink management daemon
* (the authorative source of information about name to id mapping)
* to be present and answering upcalls, the second does not.
*/
if (dls_mgmt_get_linkid(linkname, &linkid) != 0) {
if (dls_devnet_macname2linkid(linkname, &linkid) != 0) {
IBTF_DPRINTF_L2(cmlog, "ibcm_arp_lookup: could not "
"get linkid from linkname (%s)", linkname);
return (NULL);
}
}
for (i = 0; i < ibds->ibcm_arp_ibd_cnt; i++) {
if (ibds->ibcm_arp_ip[i].ip_linkid == linkid)
return (&ibds->ibcm_arp_ip[i]);
}
IBTF_DPRINTF_L2(cmlog, "ibcm_arp_lookup: returning NULL for "
"linkname (%s)", linkname);
return (NULL);
}
/*ARGSUSED*/
static int
mac_bpf_getlinkid(const char *name, datalink_id_t *idp, zoneid_t zoneid)
{
int error;
/*
* If at first we don't succeed, try again, just in case it is in
* hiding. The first call requires the datalink management daemon
* (the authorative source of information about name to id mapping)
* to be present and answering upcalls, the seond does not.
*/
error = dls_mgmt_get_linkid(name, idp);
if (error != 0)
error = dls_devnet_macname2linkid(name, idp);
return (error);
}
/*
* Given a pointer (arg) to a "struct lifreq" (potentially in user space),
* determine the linkid for the interface name stored in that structure.
* name is used as a buffer so that we can ensure a trailing \0 is appended
* to the name safely.
*/
static int
pfp_lifreq_getlinkid(intptr_t arg, struct lifreq *lifreqp,
datalink_id_t *linkidp)
{
char name[LIFNAMSIZ + 1];
int error;
if (ddi_copyin((void *)arg, lifreqp, sizeof (*lifreqp), 0) != 0)
return (EFAULT);
(void) strlcpy(name, lifreqp->lifr_name, sizeof (name));
error = dls_mgmt_get_linkid(name, linkidp);
if (error != 0)
error = dls_devnet_macname2linkid(name, linkidp);
return (error);
}
