Lines Matching refs:key
248 static int parse_ipv6hdr(struct sk_buff *skb, struct sw_flow_key *key) in parse_ipv6hdr() argument
266 key->ip.proto = NEXTHDR_NONE; in parse_ipv6hdr()
267 key->ip.tos = ipv6_get_dsfield(nh); in parse_ipv6hdr()
268 key->ip.ttl = nh->hop_limit; in parse_ipv6hdr()
269 key->ipv6.label = *(__be32 *)nh & htonl(IPV6_FLOWINFO_FLOWLABEL); in parse_ipv6hdr()
270 key->ipv6.addr.src = nh->saddr; in parse_ipv6hdr()
271 key->ipv6.addr.dst = nh->daddr; in parse_ipv6hdr()
279 key->ip.frag = OVS_FRAG_TYPE_LATER; in parse_ipv6hdr()
281 key->ip.frag = OVS_FRAG_TYPE_FIRST; in parse_ipv6hdr()
283 key->ip.frag = OVS_FRAG_TYPE_NONE; in parse_ipv6hdr()
288 key->ip.proto = nexthdr; in parse_ipv6hdr()
298 static int parse_vlan(struct sk_buff *skb, struct sw_flow_key *key) in parse_vlan() argument
314 key->eth.tci = qp->tci | htons(VLAN_TAG_PRESENT); in parse_vlan()
358 static int parse_icmpv6(struct sk_buff *skb, struct sw_flow_key *key, in parse_icmpv6() argument
366 key->tp.src = htons(icmp->icmp6_type); in parse_icmpv6()
367 key->tp.dst = htons(icmp->icmp6_code); in parse_icmpv6()
368 memset(&key->ipv6.nd, 0, sizeof(key->ipv6.nd)); in parse_icmpv6()
387 key->ipv6.nd.target = nd->target; in parse_icmpv6()
405 if (unlikely(!is_zero_ether_addr(key->ipv6.nd.sll))) in parse_icmpv6()
407 ether_addr_copy(key->ipv6.nd.sll, in parse_icmpv6()
411 if (unlikely(!is_zero_ether_addr(key->ipv6.nd.tll))) in parse_icmpv6()
413 ether_addr_copy(key->ipv6.nd.tll, in parse_icmpv6()
425 memset(&key->ipv6.nd.target, 0, sizeof(key->ipv6.nd.target)); in parse_icmpv6()
426 memset(key->ipv6.nd.sll, 0, sizeof(key->ipv6.nd.sll)); in parse_icmpv6()
427 memset(key->ipv6.nd.tll, 0, sizeof(key->ipv6.nd.tll)); in parse_icmpv6()
454 static int key_extract(struct sk_buff *skb, struct sw_flow_key *key) in key_extract() argument
460 key->tp.flags = 0; in key_extract()
468 ether_addr_copy(key->eth.src, eth->h_source); in key_extract()
469 ether_addr_copy(key->eth.dst, eth->h_dest); in key_extract()
476 key->eth.tci = 0; in key_extract()
478 key->eth.tci = htons(skb->vlan_tci); in key_extract()
480 if (unlikely(parse_vlan(skb, key))) in key_extract()
483 key->eth.type = parse_ethertype(skb); in key_extract()
484 if (unlikely(key->eth.type == htons(0))) in key_extract()
492 if (key->eth.type == htons(ETH_P_IP)) { in key_extract()
498 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
499 memset(&key->ipv4, 0, sizeof(key->ipv4)); in key_extract()
508 key->ipv4.addr.src = nh->saddr; in key_extract()
509 key->ipv4.addr.dst = nh->daddr; in key_extract()
511 key->ip.proto = nh->protocol; in key_extract()
512 key->ip.tos = nh->tos; in key_extract()
513 key->ip.ttl = nh->ttl; in key_extract()
517 key->ip.frag = OVS_FRAG_TYPE_LATER; in key_extract()
522 key->ip.frag = OVS_FRAG_TYPE_FIRST; in key_extract()
524 key->ip.frag = OVS_FRAG_TYPE_NONE; in key_extract()
527 if (key->ip.proto == IPPROTO_TCP) { in key_extract()
530 key->tp.src = tcp->source; in key_extract()
531 key->tp.dst = tcp->dest; in key_extract()
532 key->tp.flags = TCP_FLAGS_BE16(tcp); in key_extract()
534 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
537 } else if (key->ip.proto == IPPROTO_UDP) { in key_extract()
540 key->tp.src = udp->source; in key_extract()
541 key->tp.dst = udp->dest; in key_extract()
543 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
545 } else if (key->ip.proto == IPPROTO_SCTP) { in key_extract()
548 key->tp.src = sctp->source; in key_extract()
549 key->tp.dst = sctp->dest; in key_extract()
551 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
553 } else if (key->ip.proto == IPPROTO_ICMP) { in key_extract()
559 key->tp.src = htons(icmp->type); in key_extract()
560 key->tp.dst = htons(icmp->code); in key_extract()
562 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
566 } else if (key->eth.type == htons(ETH_P_ARP) || in key_extract()
567 key->eth.type == htons(ETH_P_RARP)) { in key_extract()
581 key->ip.proto = ntohs(arp->ar_op); in key_extract()
583 key->ip.proto = 0; in key_extract()
585 memcpy(&key->ipv4.addr.src, arp->ar_sip, sizeof(key->ipv4.addr.src)); in key_extract()
586 memcpy(&key->ipv4.addr.dst, arp->ar_tip, sizeof(key->ipv4.addr.dst)); in key_extract()
587 ether_addr_copy(key->ipv4.arp.sha, arp->ar_sha); in key_extract()
588 ether_addr_copy(key->ipv4.arp.tha, arp->ar_tha); in key_extract()
590 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
591 memset(&key->ipv4, 0, sizeof(key->ipv4)); in key_extract()
593 } else if (eth_p_mpls(key->eth.type)) { in key_extract()
612 memcpy(&key->mpls.top_lse, &lse, MPLS_HLEN); in key_extract()
620 } else if (key->eth.type == htons(ETH_P_IPV6)) { in key_extract()
623 nh_len = parse_ipv6hdr(skb, key); in key_extract()
625 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
626 memset(&key->ipv6.addr, 0, sizeof(key->ipv6.addr)); in key_extract()
636 if (key->ip.frag == OVS_FRAG_TYPE_LATER) in key_extract()
639 key->ip.frag = OVS_FRAG_TYPE_FIRST; in key_extract()
642 if (key->ip.proto == NEXTHDR_TCP) { in key_extract()
645 key->tp.src = tcp->source; in key_extract()
646 key->tp.dst = tcp->dest; in key_extract()
647 key->tp.flags = TCP_FLAGS_BE16(tcp); in key_extract()
649 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
651 } else if (key->ip.proto == NEXTHDR_UDP) { in key_extract()
654 key->tp.src = udp->source; in key_extract()
655 key->tp.dst = udp->dest; in key_extract()
657 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
659 } else if (key->ip.proto == NEXTHDR_SCTP) { in key_extract()
662 key->tp.src = sctp->source; in key_extract()
663 key->tp.dst = sctp->dest; in key_extract()
665 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
667 } else if (key->ip.proto == NEXTHDR_ICMP) { in key_extract()
669 error = parse_icmpv6(skb, key, nh_len); in key_extract()
673 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
680 int ovs_flow_key_update(struct sk_buff *skb, struct sw_flow_key *key) in ovs_flow_key_update() argument
682 return key_extract(skb, key); in ovs_flow_key_update()
686 struct sk_buff *skb, struct sw_flow_key *key) in ovs_flow_key_extract() argument
690 memcpy(&key->tun_key, &tun_info->tunnel, sizeof(key->tun_key)); in ovs_flow_key_extract()
695 > sizeof(key->tun_opts)); in ovs_flow_key_extract()
696 memcpy(TUN_METADATA_OPTS(key, tun_info->options_len), in ovs_flow_key_extract()
698 key->tun_opts_len = tun_info->options_len; in ovs_flow_key_extract()
700 key->tun_opts_len = 0; in ovs_flow_key_extract()
703 key->tun_opts_len = 0; in ovs_flow_key_extract()
704 memset(&key->tun_key, 0, sizeof(key->tun_key)); in ovs_flow_key_extract()
707 key->phy.priority = skb->priority; in ovs_flow_key_extract()
708 key->phy.in_port = OVS_CB(skb)->input_vport->port_no; in ovs_flow_key_extract()
709 key->phy.skb_mark = skb->mark; in ovs_flow_key_extract()
710 key->ovs_flow_hash = 0; in ovs_flow_key_extract()
711 key->recirc_id = 0; in ovs_flow_key_extract()
713 return key_extract(skb, key); in ovs_flow_key_extract()
718 struct sw_flow_key *key, bool log) in ovs_flow_key_extract_userspace() argument
722 memset(key, 0, OVS_SW_FLOW_KEY_METADATA_SIZE); in ovs_flow_key_extract_userspace()
725 err = ovs_nla_get_flow_metadata(attr, key, log); in ovs_flow_key_extract_userspace()
729 return key_extract(skb, key); in ovs_flow_key_extract_userspace()