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Searched refs:nexthdr (Results 1 - 25 of 524) sorted by relevance

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/kernel/linux/linux-5.10/net/ipv6/
H A Dexthdrs_core.c10 * find out if nexthdr is a well-known extension header or a protocol
13 bool ipv6_ext_hdr(u8 nexthdr) in ipv6_ext_hdr() argument
16 * find out if nexthdr is an extension header or a protocol in ipv6_ext_hdr()
18 return (nexthdr == NEXTHDR_HOP) || in ipv6_ext_hdr()
19 (nexthdr == NEXTHDR_ROUTING) || in ipv6_ext_hdr()
20 (nexthdr == NEXTHDR_FRAGMENT) || in ipv6_ext_hdr()
21 (nexthdr == NEXTHDR_AUTH) || in ipv6_ext_hdr()
22 (nexthdr == NEXTHDR_NONE) || in ipv6_ext_hdr()
23 (nexthdr == NEXTHDR_DEST); in ipv6_ext_hdr()
53 * If it is not NULL *nexthdr i
75 u8 nexthdr = *nexthdrp; ipv6_skip_exthdr() local
192 u8 nexthdr = ipv6_hdr(skb)->nexthdr; ipv6_find_hdr() local
[all...]
H A Dmip6.c123 int err = destopt->nexthdr; in mip6_destopt_input()
143 u8 nexthdr; in mip6_destopt_output() local
149 nexthdr = *skb_mac_header(skb); in mip6_destopt_output()
153 dstopt->nexthdr = nexthdr; in mip6_destopt_output()
251 u8 **nexthdr) in mip6_destopt_offset()
261 *nexthdr = &ipv6_hdr(skb)->nexthdr; in mip6_destopt_offset()
265 switch (**nexthdr) { in mip6_destopt_offset()
291 *nexthdr in mip6_destopt_offset()
250 mip6_destopt_offset(struct xfrm_state *x, struct sk_buff *skb, u8 **nexthdr) mip6_destopt_offset() argument
361 u8 nexthdr; mip6_rthdr_output() local
386 mip6_rthdr_offset(struct xfrm_state *x, struct sk_buff *skb, u8 **nexthdr) mip6_rthdr_offset() argument
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H A Doutput_core.c64 int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr) in ip6_find_1stfragopt() argument
70 *nexthdr = &ipv6_hdr(skb)->nexthdr; in ip6_find_1stfragopt()
75 switch (**nexthdr) { in ip6_find_1stfragopt()
102 *nexthdr = &exthdr->nexthdr; in ip6_find_1stfragopt()
138 IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr); in __ip6_local_out()
H A Dip6_input.c54 switch (ipv6_hdr(skb)->nexthdr) { in ip6_rcv_finish_core()
253 IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr); in ip6_rcv_core()
258 if (pkt_len || hdr->nexthdr != NEXTHDR_HOP) { in ip6_rcv_core()
271 if (hdr->nexthdr == NEXTHDR_HOP) { in ip6_rcv_core()
355 void ip6_protocol_deliver_rcu(struct net *net, struct sk_buff *skb, int nexthdr, in ip6_protocol_deliver_rcu() argument
373 nexthdr = skb_network_header(skb)[nhoff]; in ip6_protocol_deliver_rcu()
377 raw = raw6_local_deliver(skb, nexthdr); in ip6_protocol_deliver_rcu()
378 ipprot = rcu_dereference(inet6_protos[nexthdr]); in ip6_protocol_deliver_rcu()
420 !ipv6_is_mld(skb, nexthdr, skb_network_header_len(skb))) in ip6_protocol_deliver_rcu()
432 * encapsulation. Use return value as nexthdr in ip6_protocol_deliver_rcu()
530 u8 nexthdr = hdr->nexthdr; ip6_mc_input() local
[all...]
H A Dmcast_snoop.c41 u8 nexthdr; in ipv6_mc_check_exthdrs() local
46 if (ip6h->nexthdr != IPPROTO_HOPOPTS) in ipv6_mc_check_exthdrs()
49 nexthdr = ip6h->nexthdr; in ipv6_mc_check_exthdrs()
51 offset = ipv6_skip_exthdr(skb, offset, &nexthdr, &frag_off); in ipv6_mc_check_exthdrs()
56 if (nexthdr != IPPROTO_ICMPV6) in ipv6_mc_check_exthdrs()
H A Dah6.c253 int nexthdr = iph->nexthdr; in ipv6_clear_mutable_options() local
258 switch (nexthdr) { in ipv6_clear_mutable_options()
266 nexthdr == NEXTHDR_HOP ? in ipv6_clear_mutable_options()
280 nexthdr = exthdr.opth->nexthdr; in ipv6_clear_mutable_options()
329 u8 nexthdr; in ah6_output() local
379 nexthdr = *skb_mac_header(skb); in ah6_output()
401 ah->nexthdr = nexthdr; in ah6_output()
525 int nexthdr; ah6_input() local
[all...]
/kernel/linux/linux-6.6/net/ipv6/
H A Dexthdrs_core.c10 * find out if nexthdr is a well-known extension header or a protocol
13 bool ipv6_ext_hdr(u8 nexthdr) in ipv6_ext_hdr() argument
16 * find out if nexthdr is an extension header or a protocol in ipv6_ext_hdr()
18 return (nexthdr == NEXTHDR_HOP) || in ipv6_ext_hdr()
19 (nexthdr == NEXTHDR_ROUTING) || in ipv6_ext_hdr()
20 (nexthdr == NEXTHDR_FRAGMENT) || in ipv6_ext_hdr()
21 (nexthdr == NEXTHDR_AUTH) || in ipv6_ext_hdr()
22 (nexthdr == NEXTHDR_NONE) || in ipv6_ext_hdr()
23 (nexthdr == NEXTHDR_DEST); in ipv6_ext_hdr()
53 * If it is not NULL *nexthdr i
75 u8 nexthdr = *nexthdrp; ipv6_skip_exthdr() local
192 u8 nexthdr = ipv6_hdr(skb)->nexthdr; ipv6_find_hdr() local
[all...]
H A Doutput_core.c58 int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr) in ip6_find_1stfragopt() argument
64 *nexthdr = &ipv6_hdr(skb)->nexthdr; in ip6_find_1stfragopt()
69 switch (**nexthdr) { in ip6_find_1stfragopt()
96 *nexthdr = &exthdr->nexthdr; in ip6_find_1stfragopt()
132 IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr); in __ip6_local_out()
H A Dip6_input.c53 switch (ipv6_hdr(skb)->nexthdr) { in ip6_rcv_finish_core()
262 IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr); in ip6_rcv_core()
267 if (pkt_len || hdr->nexthdr != NEXTHDR_HOP) { in ip6_rcv_core()
279 if (hdr->nexthdr == NEXTHDR_HOP) { in ip6_rcv_core()
363 void ip6_protocol_deliver_rcu(struct net *net, struct sk_buff *skb, int nexthdr, in ip6_protocol_deliver_rcu() argument
382 nexthdr = skb_network_header(skb)[nhoff]; in ip6_protocol_deliver_rcu()
386 raw = raw6_local_deliver(skb, nexthdr); in ip6_protocol_deliver_rcu()
387 ipprot = rcu_dereference(inet6_protos[nexthdr]); in ip6_protocol_deliver_rcu()
425 !ipv6_is_mld(skb, nexthdr, skb_network_header_len(skb))) { in ip6_protocol_deliver_rcu()
443 * encapsulation. Use return value as nexthdr in ip6_protocol_deliver_rcu()
545 u8 nexthdr = hdr->nexthdr; ip6_mc_input() local
[all...]
H A Dmcast_snoop.c41 u8 nexthdr; in ipv6_mc_check_exthdrs() local
46 if (ip6h->nexthdr != IPPROTO_HOPOPTS) in ipv6_mc_check_exthdrs()
49 nexthdr = ip6h->nexthdr; in ipv6_mc_check_exthdrs()
51 offset = ipv6_skip_exthdr(skb, offset, &nexthdr, &frag_off); in ipv6_mc_check_exthdrs()
56 if (nexthdr != IPPROTO_ICMPV6) in ipv6_mc_check_exthdrs()
H A Dah6.c250 int nexthdr = iph->nexthdr; in ipv6_clear_mutable_options() local
255 switch (nexthdr) { in ipv6_clear_mutable_options()
263 nexthdr == NEXTHDR_HOP ? in ipv6_clear_mutable_options()
277 nexthdr = exthdr.opth->nexthdr; in ipv6_clear_mutable_options()
326 u8 nexthdr; in ah6_output() local
376 nexthdr = *skb_mac_header(skb); in ah6_output()
398 ah->nexthdr = nexthdr; in ah6_output()
522 int nexthdr; ah6_input() local
[all...]
/kernel/linux/linux-5.10/net/ipv6/netfilter/
H A Dip6t_ipv6header.c32 u8 nexthdr; in ipv6header_mt6() local
38 nexthdr = ipv6_hdr(skb)->nexthdr; in ipv6header_mt6()
45 while (nf_ip6_ext_hdr(nexthdr)) { in ipv6header_mt6()
51 if (nexthdr == NEXTHDR_NONE) { in ipv6header_mt6()
59 if (nexthdr == NEXTHDR_ESP) { in ipv6header_mt6()
71 if (nexthdr == NEXTHDR_FRAGMENT) in ipv6header_mt6()
73 else if (nexthdr == NEXTHDR_AUTH) in ipv6header_mt6()
79 switch (nexthdr) { in ipv6header_mt6()
99 nexthdr in ipv6header_mt6()
[all...]
/kernel/linux/linux-6.6/net/ipv6/netfilter/
H A Dip6t_ipv6header.c32 u8 nexthdr; in ipv6header_mt6() local
38 nexthdr = ipv6_hdr(skb)->nexthdr; in ipv6header_mt6()
45 while (nf_ip6_ext_hdr(nexthdr)) { in ipv6header_mt6()
51 if (nexthdr == NEXTHDR_NONE) { in ipv6header_mt6()
59 if (nexthdr == NEXTHDR_ESP) { in ipv6header_mt6()
71 if (nexthdr == NEXTHDR_FRAGMENT) in ipv6header_mt6()
73 else if (nexthdr == NEXTHDR_AUTH) in ipv6header_mt6()
79 switch (nexthdr) { in ipv6header_mt6()
99 nexthdr in ipv6header_mt6()
[all...]
/kernel/linux/common_modules/newip/third_party/linux-5.10/net/newip/
H A Dnip_input.c66 nip_dbg("try to early demux skb, nexthdr=0x%x", nipcb(skb)->nexthdr); in nip_rcv_finish()
67 ipprot = rcu_dereference(ninet_protos[nipcb(skb)->nexthdr]); in nip_rcv_finish()
105 nip_dbg("check in failure, errcode=%d, Drop a packet (nexthdr=%u, hdr_len=%u)", in nip_rcv()
106 offset, niph.nexthdr, niph.hdr_len); in nip_rcv()
110 if (niph.nexthdr != IPPROTO_UDP && niph.nexthdr != IPPROTO_TCP && in nip_rcv()
111 niph.nexthdr != IPPROTO_NIP_ICMP) { in nip_rcv()
112 nip_dbg("nexthdr(%u) invalid, Drop a packet", niph.nexthdr); in nip_rcv()
[all...]
/kernel/linux/linux-5.10/samples/bpf/
H A Dparse_varlen.c83 uint64_t nexthdr; in parse_ipv6() local
89 nexthdr = ip6h->nexthdr; in parse_ipv6()
91 if (nexthdr == IPPROTO_IPIP) { in parse_ipv6()
96 nexthdr = iph->protocol; in parse_ipv6()
97 } else if (nexthdr == IPPROTO_IPV6) { in parse_ipv6()
102 nexthdr = ip6h->nexthdr; in parse_ipv6()
105 if (nexthdr == IPPROTO_TCP) in parse_ipv6()
107 else if (nexthdr in parse_ipv6()
[all...]
/kernel/linux/linux-6.6/samples/bpf/
H A Dparse_varlen.c83 uint64_t nexthdr; in parse_ipv6() local
89 nexthdr = ip6h->nexthdr; in parse_ipv6()
91 if (nexthdr == IPPROTO_IPIP) { in parse_ipv6()
96 nexthdr = iph->protocol; in parse_ipv6()
97 } else if (nexthdr == IPPROTO_IPV6) { in parse_ipv6()
102 nexthdr = ip6h->nexthdr; in parse_ipv6()
105 if (nexthdr == IPPROTO_TCP) in parse_ipv6()
107 else if (nexthdr in parse_ipv6()
[all...]
/kernel/linux/linux-6.6/net/6lowpan/
H A Dnhc.c49 nhc = lowpan_nexthdr_nhcs[hdr->nexthdr]; in lowpan_nhc_check_compression()
66 nhc = lowpan_nexthdr_nhcs[hdr->nexthdr]; in lowpan_nhc_do_compression()
131 hdr->nexthdr = nhc->nexthdr; in lowpan_nhc_do_uncompression()
147 if (lowpan_nexthdr_nhcs[nhc->nexthdr]) { in lowpan_nhc_add()
152 lowpan_nexthdr_nhcs[nhc->nexthdr] = nhc; in lowpan_nhc_add()
163 lowpan_nexthdr_nhcs[nhc->nexthdr] = NULL; in lowpan_nhc_del()
/kernel/linux/linux-5.10/net/6lowpan/
H A Dnhc.c100 nhc = lowpan_nexthdr_nhcs[hdr->nexthdr]; in lowpan_nhc_check_compression()
117 nhc = lowpan_nexthdr_nhcs[hdr->nexthdr]; in lowpan_nhc_do_compression()
182 hdr->nexthdr = nhc->nexthdr; in lowpan_nhc_do_uncompression()
207 if (lowpan_nexthdr_nhcs[nhc->nexthdr]) { in lowpan_nhc_add()
216 lowpan_nexthdr_nhcs[nhc->nexthdr] = nhc; in lowpan_nhc_add()
228 lowpan_nexthdr_nhcs[nhc->nexthdr] = NULL; in lowpan_nhc_del()
/kernel/linux/linux-5.10/include/linux/
H A Dnetfilter_ipv6.h15 nf_ip6_ext_hdr(u8 nexthdr) in nf_ip6_ext_hdr() argument
16 { return (nexthdr == IPPROTO_HOPOPTS) || in nf_ip6_ext_hdr()
17 (nexthdr == IPPROTO_ROUTING) || in nf_ip6_ext_hdr()
18 (nexthdr == IPPROTO_FRAGMENT) || in nf_ip6_ext_hdr()
19 (nexthdr == IPPROTO_ESP) || in nf_ip6_ext_hdr()
20 (nexthdr == IPPROTO_AH) || in nf_ip6_ext_hdr()
21 (nexthdr == IPPROTO_NONE) || in nf_ip6_ext_hdr()
22 (nexthdr == IPPROTO_DSTOPTS); in nf_ip6_ext_hdr()
/kernel/linux/linux-6.6/include/linux/
H A Dnetfilter_ipv6.h15 nf_ip6_ext_hdr(u8 nexthdr) in nf_ip6_ext_hdr() argument
16 { return (nexthdr == IPPROTO_HOPOPTS) || in nf_ip6_ext_hdr()
17 (nexthdr == IPPROTO_ROUTING) || in nf_ip6_ext_hdr()
18 (nexthdr == IPPROTO_FRAGMENT) || in nf_ip6_ext_hdr()
19 (nexthdr == IPPROTO_ESP) || in nf_ip6_ext_hdr()
20 (nexthdr == IPPROTO_AH) || in nf_ip6_ext_hdr()
21 (nexthdr == IPPROTO_NONE) || in nf_ip6_ext_hdr()
22 (nexthdr == IPPROTO_DSTOPTS); in nf_ip6_ext_hdr()
/kernel/linux/linux-6.6/net/netfilter/
H A Dnf_conntrack_ovs.c41 u8 nexthdr = ipv6_hdr(skb)->nexthdr; in nf_ct_helper() local
45 ofs = ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr), &nexthdr, in nf_ct_helper()
52 proto = nexthdr; in nf_ct_helper()
125 if (ipv6_hdr(skb)->nexthdr == NEXTHDR_HOP) { in nf_ct_skb_network_trim()
172 *proto = ipv6_hdr(skb)->nexthdr; in nf_ct_handle_fragments()
H A Dxt_AUDIT.c50 u8 nexthdr; in audit_ip6() local
57 nexthdr = ih->nexthdr; in audit_ip6()
58 ipv6_skip_exthdr(skb, skb_network_offset(skb) + sizeof(_ip6h), &nexthdr, &frag_off); in audit_ip6()
61 &ih->saddr, &ih->daddr, nexthdr); in audit_ip6()
/kernel/linux/linux-5.10/net/netfilter/
H A Dxt_AUDIT.c50 u8 nexthdr; in audit_ip6() local
57 nexthdr = ih->nexthdr; in audit_ip6()
58 ipv6_skip_exthdr(skb, skb_network_offset(skb) + sizeof(_ip6h), &nexthdr, &frag_off); in audit_ip6()
61 &ih->saddr, &ih->daddr, nexthdr); in audit_ip6()
/kernel/linux/linux-5.10/net/netfilter/ipset/
H A Dip_set_getport.c136 u8 nexthdr; in ip_set_get_ip6_port() local
139 nexthdr = ipv6_hdr(skb)->nexthdr; in ip_set_get_ip6_port()
142 sizeof(struct ipv6hdr), &nexthdr, in ip_set_get_ip6_port()
147 return get_port(skb, nexthdr, protoff, src, port, proto); in ip_set_get_ip6_port()
/kernel/linux/linux-6.6/net/netfilter/ipset/
H A Dip_set_getport.c136 u8 nexthdr; in ip_set_get_ip6_port() local
139 nexthdr = ipv6_hdr(skb)->nexthdr; in ip_set_get_ip6_port()
142 sizeof(struct ipv6hdr), &nexthdr, in ip_set_get_ip6_port()
147 return get_port(skb, nexthdr, protoff, src, port, proto); in ip_set_get_ip6_port()

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