| /linux-6.12.1/tools/testing/selftests/bpf/progs/ |
| D | test_tcp_check_syncookie_kern.c | 52 struct ipv6hdr *ipv6h; in check_syncookie() local
98 ipv6h = data + sizeof(struct ethhdr); in check_syncookie()
99 if (ipv6h + 1 > data_end) in check_syncookie()
102 if (ipv6h->nexthdr != IPPROTO_TCP) in check_syncookie()
109 memcpy(tup.ipv6.saddr, &ipv6h->saddr, sizeof(tup.ipv6.saddr)); in check_syncookie()
110 memcpy(tup.ipv6.daddr, &ipv6h->daddr, sizeof(tup.ipv6.daddr)); in check_syncookie()
122 seq_mss = gen_syncookie(data_end, sk, ipv6h, sizeof(*ipv6h), in check_syncookie()
125 ret = bpf_tcp_check_syncookie(sk, ipv6h, sizeof(*ipv6h), in check_syncookie()
|
| /linux-6.12.1/include/net/ |
| D | dsfield.h | 22 static inline __u8 ipv6_get_dsfield(const struct ipv6hdr *ipv6h) in ipv6_get_dsfield() argument
24 return ntohs(*(__force const __be16 *)ipv6h) >> 4; in ipv6_get_dsfield()
44 static inline void ipv6_change_dsfield(struct ipv6hdr *ipv6h,__u8 mask, in ipv6_change_dsfield() argument
47 __be16 *p = (__force __be16 *)ipv6h; in ipv6_change_dsfield()
|
| D | ip6_checksum.h | 67 struct ipv6hdr *ipv6h = ipv6_hdr(skb); in tcp_v6_gso_csum_prep() local
70 ipv6h->payload_len = 0; in tcp_v6_gso_csum_prep()
71 th->check = ~tcp_v6_check(0, &ipv6h->saddr, &ipv6h->daddr, 0); in tcp_v6_gso_csum_prep()
|
| /linux-6.12.1/net/ipv6/ |
| D | ip6_offload.c | 111 struct ipv6hdr *ipv6h; in ipv6_gso_segment() local
127 if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h)))) in ipv6_gso_segment()
133 SKB_GSO_CB(skb)->encap_level += sizeof(*ipv6h); in ipv6_gso_segment()
135 ipv6h = ipv6_hdr(skb); in ipv6_gso_segment()
136 __skb_pull(skb, sizeof(*ipv6h)); in ipv6_gso_segment()
139 proto = ipv6_gso_pull_exthdrs(skb, ipv6h->nexthdr); in ipv6_gso_segment()
163 ipv6h = (struct ipv6hdr *)(skb_mac_header(skb) + nhoff); in ipv6_gso_segment()
167 skb->head - (unsigned char *)(ipv6h + 1); in ipv6_gso_segment()
169 payload_len = skb->len - nhoff - sizeof(*ipv6h); in ipv6_gso_segment()
170 ipv6h->payload_len = htons(payload_len); in ipv6_gso_segment()
[all …]
|
| D | udp_offload.c | 37 const struct ipv6hdr *ipv6h; in udp6_ufo_fragment() local
58 ipv6h = ipv6_hdr(skb); in udp6_ufo_fragment()
62 uh->check = udp_v6_check(skb->len, &ipv6h->saddr, in udp6_ufo_fragment()
63 &ipv6h->daddr, csum); in udp6_ufo_fragment()
168 const struct ipv6hdr *ipv6h = (struct ipv6hdr *)(skb->data + offset); in udp6_gro_complete() local
184 uh->check = ~udp_v6_check(skb->len - nhoff, &ipv6h->saddr, in udp6_gro_complete()
185 &ipv6h->daddr, 0); in udp6_gro_complete()
|
| D | ip6_tunnel.c | 399 const struct ipv6hdr *ipv6h = (const struct ipv6hdr *)raw; in ip6_tnl_parse_tlv_enc_lim() local
401 unsigned int off = nhoff + sizeof(*ipv6h); in ip6_tnl_parse_tlv_enc_lim()
402 u8 nexthdr = ipv6h->nexthdr; in ip6_tnl_parse_tlv_enc_lim()
466 const struct ipv6hdr *ipv6h = (const struct ipv6hdr *)skb->data; in ip6_tnl_err() local
482 t = ip6_tnl_lookup(dev_net(skb->dev), skb->dev->ifindex, &ipv6h->daddr, &ipv6h->saddr); in ip6_tnl_err()
534 len = sizeof(*ipv6h) + ntohs(ipv6h->payload_len); in ip6_tnl_err()
711 const struct ipv6hdr *ipv6h, in ip4ip6_dscp_ecn_decapsulate() argument
714 __u8 dsfield = ipv6_get_dsfield(ipv6h) & ~INET_ECN_MASK; in ip4ip6_dscp_ecn_decapsulate()
719 return IP6_ECN_decapsulate(ipv6h, skb); in ip4ip6_dscp_ecn_decapsulate()
723 const struct ipv6hdr *ipv6h, in ip6ip6_dscp_ecn_decapsulate() argument
[all …]
|
| D | ip6_gre.c | 422 const struct ipv6hdr *ipv6h; in ip6gre_err() local
430 ipv6h = (const struct ipv6hdr *)skb->data; in ip6gre_err()
431 t = ip6gre_tunnel_lookup(skb->dev, &ipv6h->daddr, &ipv6h->saddr, in ip6gre_err()
490 const struct ipv6hdr *ipv6h; in ip6gre_rcv() local
493 ipv6h = ipv6_hdr(skb); in ip6gre_rcv()
495 &ipv6h->saddr, &ipv6h->daddr, tpi->key, in ip6gre_rcv()
526 const struct ipv6hdr *ipv6h; in ip6erspan_rcv() local
534 ipv6h = ipv6_hdr(skb); in ip6erspan_rcv()
539 &ipv6h->saddr, &ipv6h->daddr, tpi->key, in ip6erspan_rcv()
666 struct ipv6hdr *ipv6h; in prepare_ip6gre_xmit_ipv6() local
[all …]
|
| D | tcpv6_offload.c | 172 const struct ipv6hdr *ipv6h = ipv6_hdr(skb); in tcp6_gso_segment() local
181 __tcp_v6_send_check(skb, &ipv6h->saddr, &ipv6h->daddr); in tcp6_gso_segment()
|
| D | ip6_vti.c | 298 const struct ipv6hdr *ipv6h = ipv6_hdr(skb); in vti6_input_proto() local
301 t = vti6_tnl_lookup(dev_net(skb->dev), &ipv6h->saddr, &ipv6h->daddr); in vti6_input_proto()
313 ipv6h = ipv6_hdr(skb); in vti6_input_proto()
314 if (!ip6_tnl_rcv_ctl(t, &ipv6h->daddr, &ipv6h->saddr)) { in vti6_input_proto()
|
| D | sit.c | 645 const struct ipv6hdr *ipv6h; in packet_is_spoofed() local
657 ipv6h = ipv6_hdr(skb); in packet_is_spoofed()
659 if (unlikely(is_spoofed_6rd(tunnel, iph->saddr, &ipv6h->saddr))) { in packet_is_spoofed()
661 &iph->saddr, &ipv6h->saddr, in packet_is_spoofed()
662 &iph->daddr, &ipv6h->daddr); in packet_is_spoofed()
666 if (likely(!is_spoofed_6rd(tunnel, iph->daddr, &ipv6h->daddr))) in packet_is_spoofed()
669 if (only_dnatted(tunnel, &ipv6h->daddr)) in packet_is_spoofed()
673 &iph->saddr, &ipv6h->saddr, in packet_is_spoofed()
674 &iph->daddr, &ipv6h->daddr); in packet_is_spoofed()
|
| D | tcp_ipv6.c | 1011 struct ipv6hdr *ipv6h = ipv6_hdr(skb); in tcp_v6_send_reset() local
1054 key.md5_key = tcp_v6_md5_do_lookup(sk, &ipv6h->saddr, l3index); in tcp_v6_send_reset()
1070 NULL, 0, &ipv6h->saddr, th->source, in tcp_v6_send_reset()
1071 &ipv6h->daddr, ntohs(th->source), in tcp_v6_send_reset()
1081 key.md5_key = tcp_v6_md5_do_lookup(sk1, &ipv6h->saddr, l3index); in tcp_v6_send_reset()
1116 label = ip6_flowlabel(ipv6h); in tcp_v6_send_reset()
1127 label = ip6_flowlabel(ipv6h); in tcp_v6_send_reset()
1133 ipv6_get_dsfield(ipv6h), label, priority, txhash, in tcp_v6_send_reset()
|
| D | exthdrs.c | 235 struct ipv6hdr *ipv6h = ipv6_hdr(skb); in ipv6_dest_hao() local
262 ret = xfrm6_input_addr(skb, (xfrm_address_t *)&ipv6h->daddr, in ipv6_dest_hao()
276 ipv6h = ipv6_hdr(skb); in ipv6_dest_hao()
282 swap(ipv6h->saddr, hao->addr); in ipv6_dest_hao()
|
| D | reassembly.c | 63 static u8 ip6_frag_ecn(const struct ipv6hdr *ipv6h) in ip6_frag_ecn() argument
65 return 1 << (ipv6_get_dsfield(ipv6h) & INET_ECN_MASK); in ip6_frag_ecn()
|
| D | ip6mr.c | 2022 struct ipv6hdr *ipv6h; in ip6mr_forward2() local
2041 ipv6h = ipv6_hdr(skb); in ip6mr_forward2()
2045 .daddr = ipv6h->daddr, in ip6mr_forward2()
2074 if (skb_cow(skb, sizeof(*ipv6h) + LL_RESERVED_SPACE(vif_dev))) in ip6mr_forward2()
2077 ipv6h = ipv6_hdr(skb); in ip6mr_forward2()
2078 ipv6h->hop_limit--; in ip6mr_forward2()
|
| /linux-6.12.1/net/netfilter/ |
| D | xt_TCPMSS.c | 221 struct ipv6hdr *ipv6h = ipv6_hdr(skb); in tcpmss_tg6() local
227 nexthdr = ipv6h->nexthdr; in tcpmss_tg6()
228 tcphoff = ipv6_skip_exthdr(skb, sizeof(*ipv6h), &nexthdr, &frag_off); in tcpmss_tg6()
234 sizeof(*ipv6h) + sizeof(struct tcphdr)); in tcpmss_tg6()
238 ipv6h = ipv6_hdr(skb); in tcpmss_tg6()
239 oldlen = ipv6h->payload_len; in tcpmss_tg6()
244 ipv6h->payload_len = newlen; in tcpmss_tg6()
|
| D | nf_nat_proto.c | 387 struct ipv6hdr *ipv6h; in nf_nat_ipv6_manip_pkt() local
392 if (skb_ensure_writable(skb, iphdroff + sizeof(*ipv6h))) in nf_nat_ipv6_manip_pkt()
395 ipv6h = (void *)skb->data + iphdroff; in nf_nat_ipv6_manip_pkt()
396 nexthdr = ipv6h->nexthdr; in nf_nat_ipv6_manip_pkt()
397 hdroff = ipv6_skip_exthdr(skb, iphdroff + sizeof(*ipv6h), in nf_nat_ipv6_manip_pkt()
407 ipv6h = (void *)skb->data + iphdroff; in nf_nat_ipv6_manip_pkt()
411 ipv6h->saddr = target->src.u3.in6; in nf_nat_ipv6_manip_pkt()
413 ipv6h->daddr = target->dst.u3.in6; in nf_nat_ipv6_manip_pkt()
469 const struct ipv6hdr *ipv6h = (struct ipv6hdr *)(skb->data + iphdroff); in nf_nat_ipv6_csum_update() local
473 oldip = &ipv6h->saddr; in nf_nat_ipv6_csum_update()
[all …]
|
| D | xt_TCPOPTSTRIP.c | 98 struct ipv6hdr *ipv6h = ipv6_hdr(skb); in tcpoptstrip_tg6() local
103 nexthdr = ipv6h->nexthdr; in tcpoptstrip_tg6()
104 tcphoff = ipv6_skip_exthdr(skb, sizeof(*ipv6h), &nexthdr, &frag_off); in tcpoptstrip_tg6()
|
| /linux-6.12.1/drivers/net/ethernet/netronome/nfp/crypto/ |
| D | tls.c | 478 struct ipv6hdr *ipv6h; in nfp_net_tls_rx_resync_req() local
486 ipv6h = pkt + req->l3_offset; in nfp_net_tls_rx_resync_req()
496 switch (ipv6h->version) { in nfp_net_tls_rx_resync_req()
505 &ipv6h->saddr, th->source, in nfp_net_tls_rx_resync_req()
506 &ipv6h->daddr, ntohs(th->dest), in nfp_net_tls_rx_resync_req()
|
| /linux-6.12.1/net/tls/ |
| D | tls_device_fallback.c | 178 const struct ipv6hdr *ipv6h; in update_chksum() local
192 ipv6h = ipv6_hdr(skb); in update_chksum()
193 th->check = ~csum_ipv6_magic(&ipv6h->saddr, &ipv6h->daddr, in update_chksum()
|
| /linux-6.12.1/net/sched/ |
| D | sch_cake.c | 892 const struct ipv6hdr *ipv6h; in cake_get_tcphdr() local
898 ipv6h = skb_header_pointer(skb, offset, sizeof(_ipv6h), &_ipv6h); in cake_get_tcphdr()
900 if (!ipv6h) in cake_get_tcphdr()
903 if (ipv6h->version == 4) { in cake_get_tcphdr()
904 iph = (struct iphdr *)ipv6h; in cake_get_tcphdr()
911 ipv6h = skb_header_pointer(skb, offset, in cake_get_tcphdr()
914 if (!ipv6h || ipv6h->nexthdr != IPPROTO_TCP) in cake_get_tcphdr()
923 } else if (ipv6h->version == 6) { in cake_get_tcphdr()
924 if (ipv6h->nexthdr != IPPROTO_TCP) in cake_get_tcphdr()
1144 const struct ipv6hdr *ipv6h, *ipv6h_check; in cake_ack_filter() local
[all …]
|
| D | sch_taprio.c | 417 const struct ipv6hdr *ipv6h; in get_tcp_tstamp() local
421 ipv6h = skb_header_pointer(skb, offset, sizeof(_ipv6h), &_ipv6h); in get_tcp_tstamp()
422 if (!ipv6h) in get_tcp_tstamp()
425 if (ipv6h->version == 4) { in get_tcp_tstamp()
426 iph = (struct iphdr *)ipv6h; in get_tcp_tstamp()
433 ipv6h = skb_header_pointer(skb, offset, in get_tcp_tstamp()
436 if (!ipv6h || ipv6h->nexthdr != IPPROTO_TCP) in get_tcp_tstamp()
441 } else if (ipv6h->version == 6 && ipv6h->nexthdr != IPPROTO_TCP) { in get_tcp_tstamp()
|
| /linux-6.12.1/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ |
| D | ktls_rx.c | 506 struct ipv6hdr *ipv6h = (struct ipv6hdr *)iph; in resync_update_sn() local
509 th = (void *)ipv6h + sizeof(struct ipv6hdr); in resync_update_sn()
512 &ipv6h->saddr, th->source, in resync_update_sn()
513 &ipv6h->daddr, ntohs(th->dest), in resync_update_sn()
|
| /linux-6.12.1/net/ipv6/netfilter/ |
| D | nf_conntrack_reasm.c | 128 static inline u8 ip6_frag_ecn(const struct ipv6hdr *ipv6h) in ip6_frag_ecn() argument
130 return 1 << (ipv6_get_dsfield(ipv6h) & INET_ECN_MASK); in ip6_frag_ecn()
|
| /linux-6.12.1/drivers/net/ethernet/mellanox/mlx4/ |
| D | en_rx.c | 605 struct ipv6hdr *ipv6h) in get_fixed_ipv6_csum() argument
607 __u8 nexthdr = ipv6h->nexthdr; in get_fixed_ipv6_csum()
616 temp = csum_add(hw_checksum, *(__wsum *)ipv6h); in get_fixed_ipv6_csum()
618 skb->csum = csum_add(temp, (__force __wsum)*(__be16 *)&ipv6h->nexthdr); in get_fixed_ipv6_csum()
|
| /linux-6.12.1/drivers/net/ethernet/netronome/nfp/nfd3/ |
| D | dp.c | 127 struct ipv6hdr *ipv6h; in nfp_nfd3_tx_csum() local
142 ipv6h = skb->encapsulation ? inner_ipv6_hdr(skb) : ipv6_hdr(skb); in nfp_nfd3_tx_csum()
147 } else if (ipv6h->version == 6) { in nfp_nfd3_tx_csum()
148 l4_hdr = ipv6h->nexthdr; in nfp_nfd3_tx_csum()
|