| /linux-6.15/include/net/netfilter/ |
| H A D | nf_queue.h | 63 if ((__force u32)ip6h->saddr.s6_addr32[3] < in hash_v6() 64 (__force u32)ip6h->daddr.s6_addr32[3]) { in hash_v6() 65 a = (__force u32) ip6h->saddr.s6_addr32[3]; in hash_v6() 66 b = (__force u32) ip6h->daddr.s6_addr32[3]; in hash_v6() 68 b = (__force u32) ip6h->saddr.s6_addr32[3]; in hash_v6() 72 if ((__force u32)ip6h->saddr.s6_addr32[1] < in hash_v6() 73 (__force u32)ip6h->daddr.s6_addr32[1]) in hash_v6() 83 struct ipv6hdr *ip6h, _ip6h; in hash_bridge() local 95 sizeof(*ip6h), &_ip6h); in hash_bridge() 96 if (ip6h) in hash_bridge() [all …]
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| H A D | nf_tables_ipv6.h | 31 struct ipv6hdr *ip6h, _ip6h; in __nft_set_pktinfo_ipv6_validate() local 38 sizeof(*ip6h), &_ip6h); in __nft_set_pktinfo_ipv6_validate() 39 if (!ip6h) in __nft_set_pktinfo_ipv6_validate() 42 if (ip6h->version != 6) in __nft_set_pktinfo_ipv6_validate() 45 pkt_len = ntohs(ip6h->payload_len); in __nft_set_pktinfo_ipv6_validate() 47 if (pkt_len + sizeof(*ip6h) > skb_len) in __nft_set_pktinfo_ipv6_validate() 78 struct ipv6hdr *ip6h; in nft_set_pktinfo_ipv6_ingress() local 82 if (!pskb_may_pull(pkt->skb, sizeof(*ip6h))) in nft_set_pktinfo_ipv6_ingress() 85 ip6h = ipv6_hdr(pkt->skb); in nft_set_pktinfo_ipv6_ingress() 86 if (ip6h->version != 6) in nft_set_pktinfo_ipv6_ingress() [all …]
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| /linux-6.15/samples/bpf/ |
| H A D | xdp_tx_iptunnel_kern.c | 164 if (ip6h + 1 > data_end) in handle_ipv6() 167 dport = get_dport(ip6h + 1, data_end, ip6h->nexthdr); in handle_ipv6() 171 vip.protocol = ip6h->nexthdr; in handle_ipv6() 191 ip6h = data + sizeof(*new_eth); in handle_ipv6() 196 ip6h + 1 > data_end) in handle_ipv6() 201 ip6h->version = 6; in handle_ipv6() 202 ip6h->priority = 0; in handle_ipv6() 203 memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl)); in handle_ipv6() 204 ip6h->payload_len = htons(ntohs(payload_len) + sizeof(*ip6h)); in handle_ipv6() 205 ip6h->nexthdr = IPPROTO_IPV6; in handle_ipv6() [all …]
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| H A D | tc_l2_redirect_kern.c | 88 struct ipv6hdr *ip6h = data + sizeof(*eth); in _l2_to_iptun_ingress_forward() local 90 if (data + sizeof(*eth) + sizeof(*ip6h) > data_end) in _l2_to_iptun_ingress_forward() 93 if (ip6h->nexthdr != IPPROTO_IPIP && in _l2_to_iptun_ingress_forward() 94 ip6h->nexthdr != IPPROTO_IPV6) in _l2_to_iptun_ingress_forward() 98 _htonl(ip6h->daddr.s6_addr32[0]), in _l2_to_iptun_ingress_forward() 99 _htonl(ip6h->daddr.s6_addr32[3])); in _l2_to_iptun_ingress_forward() 175 struct ipv6hdr *ip6h = data + sizeof(*eth); in _l2_to_ip6tun_ingress_redirect() local 177 if (data + sizeof(*eth) + sizeof(*ip6h) > data_end) in _l2_to_ip6tun_ingress_redirect() 184 _htonl(ip6h->daddr.s6_addr32[0]), *ifindex); in _l2_to_ip6tun_ingress_redirect() 219 struct ipv6hdr *ip6h = data + sizeof(*eth); in _drop_non_tun_vip() local [all …]
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| H A D | xdp_fwd_kern.c | 49 struct ipv6hdr *ip6h; in xdp_fwd_flags() local 83 ip6h = data + nh_off; in xdp_fwd_flags() 84 if (ip6h + 1 > data_end) in xdp_fwd_flags() 87 if (ip6h->hop_limit <= 1) in xdp_fwd_flags() 91 fib_params.flowinfo = *(__be32 *)ip6h & IPV6_FLOWINFO_MASK; in xdp_fwd_flags() 92 fib_params.l4_protocol = ip6h->nexthdr; in xdp_fwd_flags() 95 fib_params.tot_len = ntohs(ip6h->payload_len); in xdp_fwd_flags() 96 *src = ip6h->saddr; in xdp_fwd_flags() 97 *dst = ip6h->daddr; in xdp_fwd_flags() 136 ip6h->hop_limit--; in xdp_fwd_flags()
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| /linux-6.15/tools/testing/selftests/bpf/progs/ |
| H A D | test_xdp.c | 164 if (ip6h + 1 > data_end) in handle_ipv6() 167 dport = get_dport(ip6h + 1, data_end, ip6h->nexthdr); in handle_ipv6() 171 vip.protocol = ip6h->nexthdr; in handle_ipv6() 189 ip6h = data + sizeof(*new_eth); in handle_ipv6() 193 ip6h + 1 > data_end) in handle_ipv6() 198 ip6h->version = 6; in handle_ipv6() 199 ip6h->priority = 0; in handle_ipv6() 200 memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl)); in handle_ipv6() 201 ip6h->payload_len = bpf_htons(bpf_ntohs(payload_len) + sizeof(*ip6h)); in handle_ipv6() 202 ip6h->nexthdr = IPPROTO_IPV6; in handle_ipv6() [all …]
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| H A D | test_xdp_loop.c | 160 if (ip6h + 1 > data_end) in handle_ipv6() 163 dport = get_dport(ip6h + 1, data_end, ip6h->nexthdr); in handle_ipv6() 167 vip.protocol = ip6h->nexthdr; in handle_ipv6() 185 ip6h = data + sizeof(*new_eth); in handle_ipv6() 189 ip6h + 1 > data_end) in handle_ipv6() 194 ip6h->version = 6; in handle_ipv6() 195 ip6h->priority = 0; in handle_ipv6() 196 memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl)); in handle_ipv6() 197 ip6h->payload_len = bpf_htons(bpf_ntohs(payload_len) + sizeof(*ip6h)); in handle_ipv6() 198 ip6h->nexthdr = IPPROTO_IPV6; in handle_ipv6() [all …]
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| H A D | cgroup_skb_sk_lookup_kern.c | 30 const struct ipv6hdr *ip6h, in set_tuple() argument 33 set_ip(tuple->ipv6.saddr, &ip6h->daddr); in set_tuple() 34 set_ip(tuple->ipv6.daddr, &ip6h->saddr); in set_tuple() 40 const struct ipv6hdr *ip6h, in is_allowed_peer_cg() argument 48 set_tuple(&tuple, ip6h, tcph); in is_allowed_peer_cg() 69 struct ipv6hdr ip6h; in ingress_lookup() local 79 if (bpf_skb_load_bytes(skb, 0, &ip6h, sizeof(ip6h))) in ingress_lookup() 82 if (ip6h.nexthdr != IPPROTO_TCP) in ingress_lookup() 85 if (bpf_skb_load_bytes(skb, sizeof(ip6h), &tcph, sizeof(tcph))) in ingress_lookup() 94 return is_allowed_peer_cg(skb, &ip6h, &tcph); in ingress_lookup()
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| H A D | test_xdp_dynptr.c | 168 struct ipv6hdr *ip6h; in handle_ipv6() local 182 if (!ip6h) in handle_ipv6() 185 dport = get_dport(ip6h + 1, ip6h->nexthdr); in handle_ipv6() 189 vip.protocol = ip6h->nexthdr; in handle_ipv6() 193 payload_len = ip6h->payload_len; in handle_ipv6() 209 old_eth = (struct ethhdr *)(ip6h + 1); in handle_ipv6() 216 ip6h->version = 6; in handle_ipv6() 217 ip6h->priority = 0; in handle_ipv6() 218 memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl)); in handle_ipv6() 220 ip6h->nexthdr = IPPROTO_IPV6; in handle_ipv6() [all …]
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| H A D | test_xdp_noinline.c | 285 struct ipv6hdr *ip6h; in encap_v6() local 303 ip6h->version = 6; in encap_v6() 304 ip6h->priority = 0; in encap_v6() 305 memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl)); in encap_v6() 309 ip6h->payload_len = in encap_v6() 311 ip6h->hop_limit = 4; in encap_v6() 444 ip6h = data + off; in send_icmp6_reply() 449 ip6h->hop_limit = 4; in send_icmp6_reply() 451 memcpy(ip6h->saddr.in6_u.u6_addr32, ip6h->daddr.in6_u.u6_addr32, 16); in send_icmp6_reply() 471 ip6h = data + off; in parse_icmpv6() [all …]
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| H A D | decap_sanity.c | 35 struct ipv6hdr ip6h; in decap_sanity() local 42 if (bpf_skb_load_bytes(skb, ETH_HLEN, &ip6h, sizeof(ip6h))) in decap_sanity() 45 if (ip6h.nexthdr != IPPROTO_UDP) in decap_sanity() 48 if (bpf_skb_load_bytes(skb, ETH_HLEN + sizeof(ip6h), &udph, sizeof(udph))) in decap_sanity() 56 err = bpf_skb_adjust_room(skb, -(s32)(ETH_HLEN + sizeof(ip6h) + sizeof(udph)), in decap_sanity()
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| H A D | xdp_flowtable.c | 111 struct ipv6hdr *ip6h = data + sizeof(*eth); in xdp_flowtable_do_lookup() local 113 ports = (struct flow_ports___local *)(ip6h + 1); in xdp_flowtable_do_lookup() 117 if (ip6h->hop_limit <= 1) in xdp_flowtable_do_lookup() 121 ip6h->nexthdr)) in xdp_flowtable_do_lookup() 125 tuple.l4_protocol = ip6h->nexthdr; in xdp_flowtable_do_lookup() 126 tuple.tot_len = bpf_ntohs(ip6h->payload_len); in xdp_flowtable_do_lookup() 127 *src = ip6h->saddr; in xdp_flowtable_do_lookup() 128 *dst = ip6h->daddr; in xdp_flowtable_do_lookup()
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| H A D | ip_check_defrag.c | 35 static bool is_frag_v6(struct ipv6hdr *ip6h) in is_frag_v6() argument 42 return ip6h->nexthdr == NEXTHDR_FRAGMENT; in is_frag_v6() 70 struct ipv6hdr *ip6h; in handle_v6() local 76 ip6h = bpf_dynptr_slice(&ptr, 0, ip6h_buf, sizeof(ip6h_buf)); in handle_v6() 77 if (!ip6h) in handle_v6() 81 if (is_frag_v6(ip6h)) { in handle_v6()
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| H A D | bpf_flow.c | 327 struct ipv6hdr *ip6h, _ip6h; in PROG() local 329 ip6h = bpf_flow_dissect_get_header(skb, sizeof(*ip6h), &_ip6h); in PROG() 330 if (!ip6h) in PROG() 334 memcpy(&keys->ipv6_src, &ip6h->saddr, 2*sizeof(ip6h->saddr)); in PROG() 337 keys->ip_proto = ip6h->nexthdr; in PROG() 338 keys->flow_label = ip6_flowlabel(ip6h); in PROG() 349 struct ipv6_opt_hdr *ip6h, _ip6h; in PROG() local 351 ip6h = bpf_flow_dissect_get_header(skb, sizeof(*ip6h), &_ip6h); in PROG() 352 if (!ip6h) in PROG() 358 keys->thoff += (1 + ip6h->hdrlen) << 3; in PROG() [all …]
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| H A D | test_btf_skc_cls_ingress.c | 72 struct ipv6hdr *ip6h; in handle_ip_tcp() local 98 ip6h = (struct ipv6hdr *)(eth + 1); in handle_ip_tcp() 99 if (ip6h + 1 > data_end) in handle_ip_tcp() 101 if (ip6h->nexthdr != IPPROTO_TCP) in handle_ip_tcp() 103 th = (struct tcphdr *)(ip6h + 1); in handle_ip_tcp() 110 tuple = (struct bpf_sock_tuple *)&ip6h->saddr; in handle_ip_tcp() 111 iphdr = ip6h; in handle_ip_tcp() 112 iphdr_size = sizeof(*ip6h); in handle_ip_tcp()
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| /linux-6.15/net/ipv6/ |
| H A D | mcast_snoop.c | 16 const struct ipv6hdr *ip6h; in ipv6_mc_check_ip6hdr() local 18 unsigned int offset = skb_network_offset(skb) + sizeof(*ip6h); in ipv6_mc_check_ip6hdr() 23 ip6h = ipv6_hdr(skb); in ipv6_mc_check_ip6hdr() 25 if (ip6h->version != 6) in ipv6_mc_check_ip6hdr() 28 len = offset + ntohs(ip6h->payload_len); in ipv6_mc_check_ip6hdr() 39 const struct ipv6hdr *ip6h; in ipv6_mc_check_exthdrs() local 44 ip6h = ipv6_hdr(skb); in ipv6_mc_check_exthdrs() 46 if (ip6h->nexthdr != IPPROTO_HOPOPTS) in ipv6_mc_check_exthdrs() 49 nexthdr = ip6h->nexthdr; in ipv6_mc_check_exthdrs() 50 offset = skb_network_offset(skb) + sizeof(*ip6h); in ipv6_mc_check_exthdrs()
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| H A D | ip6_udp_tunnel.c | 86 struct ipv6hdr *ip6h; in udp_tunnel6_xmit_skb() local 101 __skb_push(skb, sizeof(*ip6h)); in udp_tunnel6_xmit_skb() 103 ip6h = ipv6_hdr(skb); in udp_tunnel6_xmit_skb() 104 ip6_flow_hdr(ip6h, prio, label); in udp_tunnel6_xmit_skb() 105 ip6h->payload_len = htons(skb->len); in udp_tunnel6_xmit_skb() 106 ip6h->nexthdr = IPPROTO_UDP; in udp_tunnel6_xmit_skb() 107 ip6h->hop_limit = ttl; in udp_tunnel6_xmit_skb() 108 ip6h->daddr = *daddr; in udp_tunnel6_xmit_skb() 109 ip6h->saddr = *saddr; in udp_tunnel6_xmit_skb()
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| /linux-6.15/net/netfilter/ |
| H A D | nf_flow_table_ip.c | 510 switch (ip6h->nexthdr) { in nf_flow_nat_ipv6_l4proto() 529 addr = ip6h->saddr; in nf_flow_snat_ipv6() 531 ip6h->saddr = new_addr; in nf_flow_snat_ipv6() 534 addr = ip6h->daddr; in nf_flow_snat_ipv6() 536 ip6h->daddr = new_addr; in nf_flow_snat_ipv6() 552 addr = ip6h->daddr; in nf_flow_dnat_ipv6() 557 addr = ip6h->saddr; in nf_flow_dnat_ipv6() 587 struct ipv6hdr *ip6h; in nf_flow_tuple_ipv6() local 657 struct ipv6hdr *ip6h; in nf_flow_offload_ipv6_forward() local 683 ip6h = ipv6_hdr(skb); in nf_flow_offload_ipv6_forward() [all …]
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| H A D | xt_HL.c | 68 struct ipv6hdr *ip6h; in hl_tg6() local 72 if (skb_ensure_writable(skb, sizeof(*ip6h))) in hl_tg6() 75 ip6h = ipv6_hdr(skb); in hl_tg6() 82 new_hl = ip6h->hop_limit + info->hop_limit; in hl_tg6() 87 new_hl = ip6h->hop_limit - info->hop_limit; in hl_tg6() 92 new_hl = ip6h->hop_limit; in hl_tg6() 96 ip6h->hop_limit = new_hl; in hl_tg6()
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| /linux-6.15/lib/tests/ |
| H A D | blackhole_dev_kunit.c | 29 struct ipv6hdr *ip6h; in test_blackholedev() local 52 ip6h = (struct ipv6hdr *)skb_push(skb, sizeof(struct ipv6hdr)); in test_blackholedev() 54 ip6h->hop_limit = 32; in test_blackholedev() 55 ip6h->payload_len = htons(data_len + sizeof(struct udphdr)); in test_blackholedev() 56 ip6h->nexthdr = IPPROTO_UDP; in test_blackholedev() 57 ip6h->saddr = in6addr_loopback; in test_blackholedev() 58 ip6h->daddr = in6addr_loopback; in test_blackholedev()
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| /linux-6.15/net/ipv6/netfilter/ |
| H A D | nf_reject_ipv6.c | 20 u8 proto = ip6h->nexthdr; in nf_reject_v6_csum_ok() 25 if (ip6h->payload_len && in nf_reject_v6_csum_ok() 26 pskb_trim_rcsum(skb, ntohs(ip6h->payload_len) + sizeof(*ip6h))) in nf_reject_v6_csum_ok() 29 ip6h = ipv6_hdr(skb); in nf_reject_v6_csum_ok() 201 struct ipv6hdr *ip6h; in nf_reject_ip6hdr_put() local 208 ip6h = ipv6_hdr(nskb); in nf_reject_ip6hdr_put() 210 ip6h->hop_limit = hoplimit; in nf_reject_ip6hdr_put() 211 ip6h->nexthdr = protocol; in nf_reject_ip6hdr_put() 212 ip6h->saddr = oip6h->daddr; in nf_reject_ip6hdr_put() 217 return ip6h; in nf_reject_ip6hdr_put() [all …]
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| /linux-6.15/net/ipv6/ila/ |
| H A D | ila_common.c | 35 static __wsum get_csum_diff(struct ipv6hdr *ip6h, struct ila_params *p) in get_csum_diff() argument 37 return get_csum_diff_iaddr(ila_a2i(&ip6h->daddr), p); in get_csum_diff() 78 struct ipv6hdr *ip6h = ipv6_hdr(skb); in ila_csum_adjust_transport() local 81 switch (ip6h->nexthdr) { in ila_csum_adjust_transport() 87 diff = get_csum_diff(ip6h, p); in ila_csum_adjust_transport() 98 diff = get_csum_diff(ip6h, p); in ila_csum_adjust_transport() 112 diff = get_csum_diff(ip6h, p); in ila_csum_adjust_transport() 123 struct ipv6hdr *ip6h = ipv6_hdr(skb); in ila_update_ipv6_locator() local 124 struct ila_addr *iaddr = ila_a2i(&ip6h->daddr); in ila_update_ipv6_locator()
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| /linux-6.15/tools/testing/selftests/net/ |
| H A D | skf_net_off.c | 122 struct ipv6hdr ip6h = {0}; in tun_write() local 135 ip6h.version = 6; in tun_write() 136 ip6h.payload_len = htons(sizeof(uh) + sizeof(uint32_t)); in tun_write() 137 ip6h.nexthdr = IPPROTO_UDP; in tun_write() 138 ip6h.hop_limit = 8; in tun_write() 139 if (inet_pton(AF_INET6, "fdab::2", &ip6h.saddr) != 1) in tun_write() 141 if (inet_pton(AF_INET6, "fdab::1", &ip6h.daddr) != 1) in tun_write() 146 uh.len = ip6h.payload_len; in tun_write() 155 iov[2].iov_base = &ip6h; in tun_write() 156 iov[2].iov_len = sizeof(ip6h); in tun_write()
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| /linux-6.15/drivers/infiniband/sw/rxe/ |
| H A D | rxe_icrc.c | 38 struct ipv6hdr *ip6h = NULL; in rxe_icrc_hdr() local 68 ip6h = (struct ipv6hdr *)pshdr; in rxe_icrc_hdr() 69 udph = (struct udphdr *)(ip6h + 1); in rxe_icrc_hdr() 71 memset(ip6h->flow_lbl, 0xff, sizeof(ip6h->flow_lbl)); in rxe_icrc_hdr() 72 ip6h->priority = 0xf; in rxe_icrc_hdr() 73 ip6h->hop_limit = 0xff; in rxe_icrc_hdr()
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| /linux-6.15/drivers/infiniband/core/ |
| H A D | lag.c | 14 struct ipv6hdr *ip6h; in rdma_build_skb() local 58 ip6h = ipv6_hdr(skb); in rdma_build_skb() 59 ip6h->version = 6; in rdma_build_skb() 60 ip6h->nexthdr = IPPROTO_UDP; in rdma_build_skb() 61 memcpy(&ip6h->flow_lbl, &ah_attr->grh.flow_label, in rdma_build_skb() 62 sizeof(*ip6h->flow_lbl)); in rdma_build_skb() 63 memcpy(&ip6h->saddr, ah_attr->grh.sgid_attr->gid.raw, in rdma_build_skb() 65 memcpy(&ip6h->daddr, ah_attr->grh.dgid.raw, in rdma_build_skb()
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