Home
last modified time | relevance | path

Searched refs:ip6h (Results 1 – 25 of 92) sorted by relevance

1234

/linux-6.15/include/net/netfilter/
H A Dnf_queue.h63 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 …]
H A Dnf_tables_ipv6.h31 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 …]
/linux-6.15/samples/bpf/
H A Dxdp_tx_iptunnel_kern.c164 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 …]
H A Dtc_l2_redirect_kern.c88 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 …]
H A Dxdp_fwd_kern.c49 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()
/linux-6.15/tools/testing/selftests/bpf/progs/
H A Dtest_xdp.c164 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 …]
H A Dtest_xdp_loop.c160 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 …]
H A Dcgroup_skb_sk_lookup_kern.c30 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()
H A Dtest_xdp_dynptr.c168 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 …]
H A Dtest_xdp_noinline.c285 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 …]
H A Ddecap_sanity.c35 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()
H A Dxdp_flowtable.c111 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()
H A Dip_check_defrag.c35 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()
H A Dbpf_flow.c327 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 …]
H A Dtest_btf_skc_cls_ingress.c72 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()
/linux-6.15/net/ipv6/
H A Dmcast_snoop.c16 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()
H A Dip6_udp_tunnel.c86 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()
/linux-6.15/net/netfilter/
H A Dnf_flow_table_ip.c510 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 …]
H A Dxt_HL.c68 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()
/linux-6.15/lib/tests/
H A Dblackhole_dev_kunit.c29 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()
/linux-6.15/net/ipv6/netfilter/
H A Dnf_reject_ipv6.c20 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 …]
/linux-6.15/net/ipv6/ila/
H A Dila_common.c35 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()
/linux-6.15/tools/testing/selftests/net/
H A Dskf_net_off.c122 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()
/linux-6.15/drivers/infiniband/sw/rxe/
H A Drxe_icrc.c38 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()
/linux-6.15/drivers/infiniband/core/
H A Dlag.c14 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()

1234