bool
vr_unknown_uc_flood(struct vr_interface *ingress_vif,
struct vr_nexthop *ingress_nh)
{
if (!ingress_vif)
return false;
if (vif_is_virtual(ingress_vif)) {
return ((ingress_vif->vif_flags & VIF_FLAG_UNKNOWN_UC_FLOOD) != 0);
} else if (vif_is_fabric(ingress_vif) && ingress_nh) {
return ((ingress_nh->nh_flags & NH_FLAG_UNKNOWN_UC_FLOOD) != 0);
}
return false;
}
static void
vr_flush_entry(struct vrouter *router, struct vr_flow_entry *fe,
struct vr_flow_md *flmd, struct vr_forwarding_md *fmd)
{
struct vr_list_node *head;
struct vr_packet_node *pnode;
struct vr_packet *pkt;
struct vr_interface *vif;
head = fe->fe_hold_list.node_p;
fe->fe_hold_list.node_p = NULL;
while (head) {
pnode = (struct vr_packet_node *)head;
if (fmd) {
fmd->fmd_outer_src_ip = pnode->pl_outer_src_ip;
fmd->fmd_label = pnode->pl_label;
}
pkt = pnode->pl_packet;
/*
* this is only a security check and not a catch all check. one note
* of caution. please do not access pkt->vp_if till the if block is
* succesfully bypassed
*/
vif = __vrouter_get_interface(router, pnode->pl_vif_idx);
if (!vif || (pkt->vp_if != vif)) {
vr_pfree(pkt, VP_DROP_INVALID_IF);
goto loop_continue;
}
if (!pkt->vp_nh) {
if (vif_is_fabric(pkt->vp_if) && fmd &&
(fmd->fmd_label >= 0)) {
pkt->vp_nh = __vrouter_get_label(router, fmd->fmd_label);
}
}
vr_flow_action(router, fe, flmd->flmd_index, pkt,
pnode->pl_proto, fmd);
loop_continue:
head = pnode->pl_node.node_n;
vr_free(pnode);
}
return;
}
static inline void
vr_get_flow_key(struct vr_flow_key *key, uint16_t vlan, struct vr_packet *pkt,
unsigned int sip, unsigned int dip, unsigned char proto,
unsigned short sport, unsigned short dport)
{
unsigned short nh_id;
/* copy both source and destinations */
key->key_src_ip = sip;
key->key_dest_ip = dip;
key->key_proto = proto;
key->key_zero = 0;
if (vif_is_fabric(pkt->vp_if) && pkt->vp_nh) {
nh_id = pkt->vp_nh->nh_id;
} else if (vif_is_service(pkt->vp_if)) {
nh_id = vif_vrf_table_get_nh(pkt->vp_if, vlan);
} else {
nh_id = pkt->vp_if->vif_nh_id;
}
key->key_nh_id = nh_id;
switch (proto) {
case VR_IP_PROTO_TCP:
case VR_IP_PROTO_UDP:
case VR_IP_PROTO_ICMP:
key->key_src_port = sport;
key->key_dst_port = dport;
break;
default:
key->key_src_port = key->key_dst_port = 0;
break;
}
return;
}
