Lines Matching refs:key
250 static int parse_ipv6hdr(struct sk_buff *skb, struct sw_flow_key *key) in parse_ipv6hdr() argument
268 key->ip.proto = NEXTHDR_NONE; in parse_ipv6hdr()
269 key->ip.tos = ipv6_get_dsfield(nh); in parse_ipv6hdr()
270 key->ip.ttl = nh->hop_limit; in parse_ipv6hdr()
271 key->ipv6.label = *(__be32 *)nh & htonl(IPV6_FLOWINFO_FLOWLABEL); in parse_ipv6hdr()
272 key->ipv6.addr.src = nh->saddr; in parse_ipv6hdr()
273 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()
295 key->ip.proto = nexthdr; in parse_ipv6hdr()
305 static int parse_vlan(struct sk_buff *skb, struct sw_flow_key *key) in parse_vlan() argument
321 key->eth.tci = qp->tci | htons(VLAN_TAG_PRESENT); in parse_vlan()
365 static int parse_icmpv6(struct sk_buff *skb, struct sw_flow_key *key, in parse_icmpv6() argument
373 key->tp.src = htons(icmp->icmp6_type); in parse_icmpv6()
374 key->tp.dst = htons(icmp->icmp6_code); in parse_icmpv6()
375 memset(&key->ipv6.nd, 0, sizeof(key->ipv6.nd)); in parse_icmpv6()
394 key->ipv6.nd.target = nd->target; in parse_icmpv6()
412 if (unlikely(!is_zero_ether_addr(key->ipv6.nd.sll))) in parse_icmpv6()
414 ether_addr_copy(key->ipv6.nd.sll, in parse_icmpv6()
418 if (unlikely(!is_zero_ether_addr(key->ipv6.nd.tll))) in parse_icmpv6()
420 ether_addr_copy(key->ipv6.nd.tll, in parse_icmpv6()
432 memset(&key->ipv6.nd.target, 0, sizeof(key->ipv6.nd.target)); in parse_icmpv6()
433 memset(key->ipv6.nd.sll, 0, sizeof(key->ipv6.nd.sll)); in parse_icmpv6()
434 memset(key->ipv6.nd.tll, 0, sizeof(key->ipv6.nd.tll)); in parse_icmpv6()
461 static int key_extract(struct sk_buff *skb, struct sw_flow_key *key) in key_extract() argument
467 key->tp.flags = 0; in key_extract()
475 ether_addr_copy(key->eth.src, eth->h_source); in key_extract()
476 ether_addr_copy(key->eth.dst, eth->h_dest); in key_extract()
483 key->eth.tci = 0; in key_extract()
485 key->eth.tci = htons(skb->vlan_tci); in key_extract()
487 if (unlikely(parse_vlan(skb, key))) in key_extract()
490 key->eth.type = parse_ethertype(skb); in key_extract()
491 if (unlikely(key->eth.type == htons(0))) in key_extract()
499 if (key->eth.type == htons(ETH_P_IP)) { in key_extract()
505 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
506 memset(&key->ipv4, 0, sizeof(key->ipv4)); in key_extract()
515 key->ipv4.addr.src = nh->saddr; in key_extract()
516 key->ipv4.addr.dst = nh->daddr; in key_extract()
518 key->ip.proto = nh->protocol; in key_extract()
519 key->ip.tos = nh->tos; in key_extract()
520 key->ip.ttl = nh->ttl; in key_extract()
524 key->ip.frag = OVS_FRAG_TYPE_LATER; in key_extract()
529 key->ip.frag = OVS_FRAG_TYPE_FIRST; in key_extract()
531 key->ip.frag = OVS_FRAG_TYPE_NONE; in key_extract()
534 if (key->ip.proto == IPPROTO_TCP) { in key_extract()
537 key->tp.src = tcp->source; in key_extract()
538 key->tp.dst = tcp->dest; in key_extract()
539 key->tp.flags = TCP_FLAGS_BE16(tcp); in key_extract()
541 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
544 } else if (key->ip.proto == IPPROTO_UDP) { in key_extract()
547 key->tp.src = udp->source; in key_extract()
548 key->tp.dst = udp->dest; in key_extract()
550 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
552 } else if (key->ip.proto == IPPROTO_SCTP) { in key_extract()
555 key->tp.src = sctp->source; in key_extract()
556 key->tp.dst = sctp->dest; in key_extract()
558 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
560 } else if (key->ip.proto == IPPROTO_ICMP) { in key_extract()
566 key->tp.src = htons(icmp->type); in key_extract()
567 key->tp.dst = htons(icmp->code); in key_extract()
569 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
573 } else if (key->eth.type == htons(ETH_P_ARP) || in key_extract()
574 key->eth.type == htons(ETH_P_RARP)) { in key_extract()
588 key->ip.proto = ntohs(arp->ar_op); in key_extract()
590 key->ip.proto = 0; in key_extract()
592 memcpy(&key->ipv4.addr.src, arp->ar_sip, sizeof(key->ipv4.addr.src)); in key_extract()
593 memcpy(&key->ipv4.addr.dst, arp->ar_tip, sizeof(key->ipv4.addr.dst)); in key_extract()
594 ether_addr_copy(key->ipv4.arp.sha, arp->ar_sha); in key_extract()
595 ether_addr_copy(key->ipv4.arp.tha, arp->ar_tha); in key_extract()
597 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
598 memset(&key->ipv4, 0, sizeof(key->ipv4)); in key_extract()
600 } else if (eth_p_mpls(key->eth.type)) { in key_extract()
619 memcpy(&key->mpls.top_lse, &lse, MPLS_HLEN); in key_extract()
627 } else if (key->eth.type == htons(ETH_P_IPV6)) { in key_extract()
630 nh_len = parse_ipv6hdr(skb, key); in key_extract()
634 memset(&key->ip, 0, sizeof(key->ip)); in key_extract()
635 memset(&key->ipv6.addr, 0, sizeof(key->ipv6.addr)); in key_extract()
647 if (key->ip.frag == OVS_FRAG_TYPE_LATER) in key_extract()
650 key->ip.frag = OVS_FRAG_TYPE_FIRST; in key_extract()
653 if (key->ip.proto == NEXTHDR_TCP) { in key_extract()
656 key->tp.src = tcp->source; in key_extract()
657 key->tp.dst = tcp->dest; in key_extract()
658 key->tp.flags = TCP_FLAGS_BE16(tcp); in key_extract()
660 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
662 } else if (key->ip.proto == NEXTHDR_UDP) { in key_extract()
665 key->tp.src = udp->source; in key_extract()
666 key->tp.dst = udp->dest; in key_extract()
668 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
670 } else if (key->ip.proto == NEXTHDR_SCTP) { in key_extract()
673 key->tp.src = sctp->source; in key_extract()
674 key->tp.dst = sctp->dest; in key_extract()
676 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
678 } else if (key->ip.proto == NEXTHDR_ICMP) { in key_extract()
680 error = parse_icmpv6(skb, key, nh_len); in key_extract()
684 memset(&key->tp, 0, sizeof(key->tp)); in key_extract()
691 int ovs_flow_key_update(struct sk_buff *skb, struct sw_flow_key *key) in ovs_flow_key_update() argument
693 return key_extract(skb, key); in ovs_flow_key_update()
697 struct sk_buff *skb, struct sw_flow_key *key) in ovs_flow_key_extract() argument
701 key->tun_proto = ip_tunnel_info_af(tun_info); in ovs_flow_key_extract()
702 memcpy(&key->tun_key, &tun_info->key, sizeof(key->tun_key)); in ovs_flow_key_extract()
707 > sizeof(key->tun_opts)); in ovs_flow_key_extract()
709 ip_tunnel_info_opts_get(TUN_METADATA_OPTS(key, tun_info->options_len), in ovs_flow_key_extract()
711 key->tun_opts_len = tun_info->options_len; in ovs_flow_key_extract()
713 key->tun_opts_len = 0; in ovs_flow_key_extract()
716 key->tun_proto = 0; in ovs_flow_key_extract()
717 key->tun_opts_len = 0; in ovs_flow_key_extract()
718 memset(&key->tun_key, 0, sizeof(key->tun_key)); in ovs_flow_key_extract()
721 key->phy.priority = skb->priority; in ovs_flow_key_extract()
722 key->phy.in_port = OVS_CB(skb)->input_vport->port_no; in ovs_flow_key_extract()
723 key->phy.skb_mark = skb->mark; in ovs_flow_key_extract()
724 ovs_ct_fill_key(skb, key); in ovs_flow_key_extract()
725 key->ovs_flow_hash = 0; in ovs_flow_key_extract()
726 key->recirc_id = 0; in ovs_flow_key_extract()
728 return key_extract(skb, key); in ovs_flow_key_extract()
733 struct sw_flow_key *key, bool log) in ovs_flow_key_extract_userspace() argument
737 memset(key, 0, OVS_SW_FLOW_KEY_METADATA_SIZE); in ovs_flow_key_extract_userspace()
740 err = ovs_nla_get_flow_metadata(net, attr, key, log); in ovs_flow_key_extract_userspace()
744 return key_extract(skb, key); in ovs_flow_key_extract_userspace()