static int
cbq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
{
cbq_state_t *cbqp = (cbq_state_t *)ifq->altq_disc;
struct rm_class *cl;
struct m_tag *t;
int len;
IFQ_LOCK_ASSERT(ifq);
/* grab class set by classifier */
if ((m->m_flags & M_PKTHDR) == 0) {
/* should not happen */
#if defined(__NetBSD__) || defined(__OpenBSD__)\
|| (defined(__FreeBSD__) && __FreeBSD_version >= 501113)
printf("altq: packet for %s does not have pkthdr\n",
ifq->altq_ifp->if_xname);
#else
printf("altq: packet for %s%d does not have pkthdr\n",
ifq->altq_ifp->if_name, ifq->altq_ifp->if_unit);
#endif
m_freem(m);
return (ENOBUFS);
}
cl = NULL;
if ((t = m_tag_find(m, PACKET_TAG_PF_QID, NULL)) != NULL)
cl = clh_to_clp(cbqp, ((struct altq_tag *)(t+1))->qid);
#ifdef ALTQ3_COMPAT
else if ((ifq->altq_flags & ALTQF_CLASSIFY) && pktattr != NULL)
cl = pktattr->pattr_class;
#endif
if (cl == NULL) {
cl = cbqp->ifnp.default_;
if (cl == NULL) {
m_freem(m);
return (ENOBUFS);
}
}
#ifdef ALTQ3_COMPAT
if (pktattr != NULL)
cl->pktattr_ = pktattr; /* save proto hdr used by ECN */
else
#endif
cl->pktattr_ = NULL;
len = m_pktlen(m);
if (rmc_queue_packet(cl, m) != 0) {
/* drop occurred. some mbuf was freed in rmc_queue_packet. */
PKTCNTR_ADD(&cl->stats_.drop_cnt, len);
return (ENOBUFS);
}
/* successfully queued. */
++cbqp->cbq_qlen;
IFQ_INC_LEN(ifq);
return (0);
}
static int
cbq_enqueue(struct ifaltq *ifq, struct mbuf *m, struct altq_pktattr *pktattr)
{
cbq_state_t *cbqp = (cbq_state_t *)ifq->altq_disc;
struct rm_class *cl;
int len;
/* grab class set by classifier */
if ((m->m_flags & M_PKTHDR) == 0) {
/* should not happen */
printf("altq: packet for %s does not have pkthdr\n",
ifq->altq_ifp->if_xname);
m_freem(m);
return (ENOBUFS);
}
if ((cl = clh_to_clp(cbqp, m->m_pkthdr.pf.qid)) == NULL) {
cl = cbqp->ifnp.default_;
if (cl == NULL) {
m_freem(m);
return (ENOBUFS);
}
cl->pktattr_ = NULL;
}
len = m_pktlen(m);
if (rmc_queue_packet(cl, m) != 0) {
/* drop occurred. some mbuf was freed in rmc_queue_packet. */
PKTCNTR_ADD(&cl->stats_.drop_cnt, len);
return (ENOBUFS);
}
/* successfully queued. */
++cbqp->cbq_qlen;
IFQ_INC_LEN(ifq);
return (0);
}
