int
hfsc_add_altq(struct pf_altq *a)
{
struct hfsc_if *hif;
struct ifnet *ifp;
if ((ifp = ifunit(a->ifname)) == NULL)
return (EINVAL);
if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENODEV);
MALLOC(hif, struct hfsc_if *, sizeof(struct hfsc_if),
M_DEVBUF, M_WAITOK);
if (hif == NULL)
return (ENOMEM);
bzero(hif, sizeof(struct hfsc_if));
hif->hif_eligible = ellist_alloc();
if (hif->hif_eligible == NULL) {
FREE(hif, M_DEVBUF);
return (ENOMEM);
}
hif->hif_ifq = &ifp->if_snd;
/* keep the state in pf_altq */
a->altq_disc = hif;
return (0);
}
int
cbq_add_altq(struct pf_altq *a)
{
cbq_state_t *cbqp;
struct ifnet *ifp;
if ((ifp = ifunit(a->ifname)) == NULL)
return (EINVAL);
if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENODEV);
/* allocate and initialize cbq_state_t */
cbqp = malloc(sizeof(cbq_state_t), M_DEVBUF, M_WAITOK|M_ZERO);
if (cbqp == NULL)
return (ENOMEM);
(void)memset(cbqp, 0, sizeof(cbq_state_t));
CALLOUT_INIT(&cbqp->cbq_callout);
cbqp->cbq_qlen = 0;
cbqp->ifnp.ifq_ = &ifp->if_snd; /* keep the ifq */
/* keep the state in pf_altq */
a->altq_disc = cbqp;
return (0);
}
int
priq_add_altq(struct pf_altq *a)
{
struct priq_if *pif;
struct ifnet *ifp;
if ((ifp = ifunit(a->ifname)) == NULL)
return (EINVAL);
if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENODEV);
pif = malloc(sizeof(struct priq_if),
M_DEVBUF, M_WAITOK);
if (pif == NULL)
return (ENOMEM);
bzero(pif, sizeof(struct priq_if));
pif->pif_bandwidth = a->ifbandwidth;
pif->pif_maxpri = -1;
pif->pif_ifq = &ifp->if_snd;
/* keep the state in pf_altq */
a->altq_disc = pif;
return (0);
}
int
codel_add_altq(struct ifnet *ifp, struct pf_altq *a)
{
struct codel_if *cif;
struct codel_opts *opts;
if (ifp == NULL)
return (EINVAL);
if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENODEV);
opts = &a->pq_u.codel_opts;
cif = malloc(sizeof(struct codel_if), M_DEVBUF, M_NOWAIT | M_ZERO);
if (cif == NULL)
return (ENOMEM);
cif->cif_bandwidth = a->ifbandwidth;
cif->cif_ifq = &ifp->if_snd;
cif->cl_q = malloc(sizeof(class_queue_t), M_DEVBUF, M_NOWAIT | M_ZERO);
if (cif->cl_q == NULL) {
free(cif, M_DEVBUF);
return (ENOMEM);
}
if (a->qlimit == 0)
a->qlimit = 50; /* use default. */
qlimit(cif->cl_q) = a->qlimit;
qtype(cif->cl_q) = Q_CODEL;
qlen(cif->cl_q) = 0;
qsize(cif->cl_q) = 0;
if (opts->target == 0)
opts->target = 5;
if (opts->interval == 0)
opts->interval = 100;
cif->codel.params.target = machclk_freq * opts->target / 1000;
cif->codel.params.interval = machclk_freq * opts->interval / 1000;
cif->codel.params.ecn = opts->ecn;
cif->codel.stats.maxpacket = 256;
cif->cl_stats.qlength = qlen(cif->cl_q);
cif->cl_stats.qlimit = qlimit(cif->cl_q);
/* keep the state in pf_altq */
a->altq_disc = cif;
return (0);
}
static int
cbq_ifattach(struct cbq_interface *ifacep)
{
int error = 0;
char *ifacename;
cbq_state_t *new_cbqp;
struct ifnet *ifp;
ifacename = ifacep->cbq_ifacename;
if ((ifp = ifunit(ifacename)) == NULL)
return (ENXIO);
if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENXIO);
/* allocate and initialize cbq_state_t */
new_cbqp = malloc(sizeof(cbq_state_t), M_DEVBUF, M_WAITOK|M_ZERO);
if (new_cbqp == NULL)
return (ENOMEM);
CALLOUT_INIT(&new_cbqp->cbq_callout);
new_cbqp->cbq_qlen = 0;
new_cbqp->ifnp.ifq_ = &ifp->if_snd; /* keep the ifq */
/*
* set CBQ to this ifnet structure.
*/
error = altq_attach(&ifp->if_snd, ALTQT_CBQ, new_cbqp,
cbq_enqueue, cbq_dequeue, cbq_request,
&new_cbqp->cbq_classifier, acc_classify);
if (error) {
free(new_cbqp, M_DEVBUF);
return (error);
}
/* prepend to the list of cbq_state_t's. */
new_cbqp->cbq_next = cbq_list;
cbq_list = new_cbqp;
return (0);
}
int
altq_priq_add(struct pf_altq *a)
{
struct priq_if *pif;
struct ifnet *ifp;
lck_mtx_assert(pf_lock, LCK_MTX_ASSERT_OWNED);
if ((ifp = ifunit(a->ifname)) == NULL)
return (EINVAL);
if (!ALTQ_IS_READY(IFCQ_ALTQ(&ifp->if_snd)))
return (ENODEV);
pif = priq_alloc(ifp, M_WAITOK, TRUE);
if (pif == NULL)
return (ENOMEM);
/* keep the state in pf_altq */
a->altq_disc = pif;
return (0);
}