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Searched refs:nh (Results 1 – 25 of 30) sorted by relevance

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/net/ipv4/
Dnexthop.c19 static void remove_nexthop(struct net *net, struct nexthop *nh,
41 struct nexthop *nh) in call_nexthop_notifiers() argument
46 event_type, nh); in call_nexthop_notifiers()
72 static void nexthop_free_mpath(struct nexthop *nh) in nexthop_free_mpath() argument
77 nhg = rcu_dereference_raw(nh->nh_grp); in nexthop_free_mpath()
82 nexthop_put(nhge->nh); in nexthop_free_mpath()
91 static void nexthop_free_single(struct nexthop *nh) in nexthop_free_single() argument
95 nhi = rcu_dereference_raw(nh->nh_info); in nexthop_free_single()
98 fib_nh_release(nh->net, &nhi->fib_nh); in nexthop_free_single()
109 struct nexthop *nh = container_of(head, struct nexthop, rcu); in nexthop_free_rcu() local
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Dfib_semantics.c68 int nhsel; const struct fib_nh *nh; \
69 for (nhsel = 0, nh = (fi)->fib_nh; \
71 nh++, nhsel++)
84 int nhsel; const struct fib_nh *nh = (fi)->fib_nh; \
237 if (fi->nh) { in free_fib_info_rcu()
238 nexthop_put(fi->nh); in free_fib_info_rcu()
272 if (fi->nh) { in fib_release_info()
292 if (fi->nh || ofi->nh) in nh_comp()
293 return nexthop_cmp(fi->nh, ofi->nh) ? 0 : -1; in nh_comp()
301 if (nh->fib_nh_oif != onh->fib_nh_oif || in nh_comp()
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Dicmp.c1076 int nh; in icmp_rcv() local
1085 nh = skb_network_offset(skb); in icmp_rcv()
1091 skb_set_network_header(skb, nh); in icmp_rcv()
/net/openvswitch/
Dactions.c312 const struct nshhdr *nh) in push_nsh() argument
316 err = nsh_push(skb, nh); in push_nsh()
343 static void update_ip_l4_checksum(struct sk_buff *skb, struct iphdr *nh, in update_ip_l4_checksum() argument
348 if (nh->frag_off & htons(IP_OFFSET)) in update_ip_l4_checksum()
351 if (nh->protocol == IPPROTO_TCP) { in update_ip_l4_checksum()
355 } else if (nh->protocol == IPPROTO_UDP) { in update_ip_l4_checksum()
369 static void set_ip_addr(struct sk_buff *skb, struct iphdr *nh, in set_ip_addr() argument
372 update_ip_l4_checksum(skb, nh, *addr, new_addr); in set_ip_addr()
373 csum_replace4(&nh->check, *addr, new_addr); in set_ip_addr()
427 static void set_ipv6_dsfield(struct sk_buff *skb, struct ipv6hdr *nh, u8 ipv6_tclass, u8 mask) in set_ipv6_dsfield() argument
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Dflow.c248 struct ipv6hdr *nh; in parse_ipv6hdr() local
251 err = check_header(skb, nh_ofs + sizeof(*nh)); in parse_ipv6hdr()
255 nh = ipv6_hdr(skb); in parse_ipv6hdr()
258 key->ip.tos = ipv6_get_dsfield(nh); in parse_ipv6hdr()
259 key->ip.ttl = nh->hop_limit; in parse_ipv6hdr()
260 key->ipv6.label = *(__be32 *)nh & htonl(IPV6_FLOWINFO_FLOWLABEL); in parse_ipv6hdr()
261 key->ipv6.addr.src = nh->saddr; in parse_ipv6hdr()
262 key->ipv6.addr.dst = nh->daddr; in parse_ipv6hdr()
481 struct nshhdr *nh; in parse_nsh() local
490 nh = nsh_hdr(skb); in parse_nsh()
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Dflow_netlink.h70 int nsh_hdr_from_nlattr(const struct nlattr *attr, struct nshhdr *nh,
Dflow_netlink.c1284 struct nshhdr *nh, size_t size) in nsh_hdr_from_nlattr() argument
1306 nh->np = base->np; in nsh_hdr_from_nlattr()
1307 nh->mdtype = base->mdtype; in nsh_hdr_from_nlattr()
1308 nh->path_hdr = base->path_hdr; in nsh_hdr_from_nlattr()
1315 memcpy(&nh->md1, nla_data(a), mdlen); in nsh_hdr_from_nlattr()
1322 memcpy(&nh->md2, nla_data(a), mdlen); in nsh_hdr_from_nlattr()
1331 nh->ver_flags_ttl_len = 0; in nsh_hdr_from_nlattr()
1332 nsh_set_flags_ttl_len(nh, flags, ttl, NSH_BASE_HDR_LEN + mdlen); in nsh_hdr_from_nlattr()
/net/mpls/
Daf_mpls.c95 static u8 *__mpls_nh_via(struct mpls_route *rt, struct mpls_nh *nh) in __mpls_nh_via() argument
97 return (u8 *)nh + rt->rt_via_offset; in __mpls_nh_via()
101 const struct mpls_nh *nh) in mpls_nh_via() argument
103 return __mpls_nh_via((struct mpls_route *)rt, (struct mpls_nh *)nh); in mpls_nh_via()
106 static unsigned int mpls_nh_header_size(const struct mpls_nh *nh) in mpls_nh_header_size() argument
109 return nh->nh_labels * sizeof(struct mpls_shim_hdr); in mpls_nh_header_size()
256 unsigned int nh_flags = READ_ONCE(nh->nh_flags); in mpls_select_multipath()
261 return nh; in mpls_select_multipath()
347 struct mpls_nh *nh; in mpls_forward() local
390 nh = mpls_select_multipath(rt, skb); in mpls_forward()
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Dinternal.h161 int nhsel; struct mpls_nh *nh; u8 *__nh; \
162 for (nhsel = 0, nh = (rt)->rt_nh, __nh = (u8 *)((rt)->rt_nh); \
164 __nh += rt->rt_nh_size, nh = (struct mpls_nh *)__nh, nhsel++)
167 int nhsel; struct mpls_nh *nh; u8 *__nh; \
168 for (nhsel = 0, nh = (struct mpls_nh *)((rt)->rt_nh), \
171 __nh += rt->rt_nh_size, nh = (struct mpls_nh *)__nh, nhsel++)
/net/ipv6/
Droute.c104 static int rt6_score_route(const struct fib6_nh *nh, u32 fib6_flags, int oif,
418 if (!match->nh && (!match->fib6_nsiblings || have_oif_match)) in fib6_select_path()
421 if (match->nh && have_oif_match && res->nh) in fib6_select_path()
428 (!match->nh || nexthop_is_multipath(match->nh))) in fib6_select_path()
431 if (unlikely(match->nh)) { in fib6_select_path()
441 const struct fib6_nh *nh = sibling->fib6_nh; in fib6_select_path() local
444 nh_upper_bound = atomic_read(&nh->fib_nh_upper_bound); in fib6_select_path()
447 if (rt6_score_route(nh, sibling->fib6_flags, oif, strict) < 0) in fib6_select_path()
455 res->nh = match->fib6_nh; in fib6_select_path()
462 static bool __rt6_device_match(struct net *net, const struct fib6_nh *nh, in __rt6_device_match() argument
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Dexthdrs.c119 const unsigned char *nh = skb_network_header(skb); in ip6_parse_tlv() local
140 if (nh[off] == IPV6_TLV_PAD1) { in ip6_parse_tlv()
150 optlen = nh[off + 1] + 2; in ip6_parse_tlv()
154 if (nh[off] == IPV6_TLV_PADN) { in ip6_parse_tlv()
168 if (nh[off + i] != 0) in ip6_parse_tlv()
177 if (curr->type == nh[off]) { in ip6_parse_tlv()
915 const unsigned char *nh = skb_network_header(skb); in ipv6_hop_ra() local
917 if (nh[optoff + 1] == 2) { in ipv6_hop_ra()
919 memcpy(&IP6CB(skb)->ra, nh + optoff + 2, sizeof(IP6CB(skb)->ra)); in ipv6_hop_ra()
923 nh[optoff + 1]); in ipv6_hop_ra()
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Dexthdrs_core.c118 const unsigned char *nh = skb_network_header(skb); in ipv6_find_tlv() local
125 hdr = (struct ipv6_opt_hdr *)(nh + offset); in ipv6_find_tlv()
135 int opttype = nh[offset]; in ipv6_find_tlv()
148 optlen = nh[offset + 1] + 2; in ipv6_find_tlv()
Ddatagram.c481 const unsigned char *nh = skb_network_header(skb); in ipv6_recv_error() local
486 const struct ipv6hdr *ip6h = container_of((struct in6_addr *)(nh + serr->addr_offset), in ipv6_recv_error()
495 ipv6_addr_set_v4mapped(*(__be32 *)(nh + serr->addr_offset), in ipv6_recv_error()
619 unsigned char *nh = skb_network_header(skb); in ip6_datagram_recv_specific_ctl() local
632 __be32 flowinfo = ip6_flowinfo((struct ipv6hdr *)nh); in ip6_datagram_recv_specific_ctl()
639 u8 *ptr = nh + sizeof(struct ipv6hdr); in ip6_datagram_recv_specific_ctl()
659 u8 *ptr = nh + off; in ip6_datagram_recv_specific_ctl()
701 u8 *ptr = nh + sizeof(struct ipv6hdr); in ip6_datagram_recv_specific_ctl()
705 u8 *ptr = nh + opt->dst0; in ip6_datagram_recv_specific_ctl()
709 struct ipv6_rt_hdr *rthdr = (struct ipv6_rt_hdr *)(nh + opt->srcrt); in ip6_datagram_recv_specific_ctl()
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Dmip6.c256 const unsigned char *nh = skb_network_header(skb); in mip6_destopt_offset() local
292 exthdr = (struct ipv6_opt_hdr *)(nh + offset); in mip6_destopt_offset()
392 const unsigned char *nh = skb_network_header(skb); in mip6_rthdr_offset() local
407 rt = (struct ipv6_rt_hdr *)(nh + offset); in mip6_rthdr_offset()
427 exthdr = (struct ipv6_opt_hdr *)(nh + offset); in mip6_rthdr_offset()
Dip6_fib.c171 if (f6i->nh) in fib6_info_destroy_rcu()
172 nexthop_put(f6i->nh); in fib6_info_destroy_rcu()
991 static int fib6_nh_drop_pcpu_from(struct fib6_nh *nh, void *_arg) in fib6_nh_drop_pcpu_from() argument
995 __fib6_drop_pcpu_from(nh, arg->from, arg->table); in fib6_nh_drop_pcpu_from()
1008 if (f6i->nh) { in fib6_drop_pcpu_from()
1014 nexthop_for_each_fib6_nh(f6i->nh, fib6_nh_drop_pcpu_from, in fib6_drop_pcpu_from()
1033 if (rt->nh && !list_empty(&rt->nh_list)) in fib6_purge_rt()
1477 if (rt->nh) in fib6_add()
1478 list_add(&rt->nh_list, &rt->nh->f6i_list); in fib6_add()
2483 if (rt->nh) in ipv6_route_native_seq_show()
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Dreassembly.c136 const unsigned char *nh = skb_network_header(skb); in ip6_frag_queue() local
138 csum_partial(nh, (u8 *)(fhdr + 1) - nh, in ip6_frag_queue()
Dicmp.c874 int nh; in icmpv6_rcv() local
883 nh = skb_network_offset(skb); in icmpv6_rcv()
889 skb_set_network_header(skb, nh); in icmpv6_rcv()
/net/nsh/
Dnsh.c16 struct nshhdr *nh; in nsh_push() local
33 nh = (struct nshhdr *)(skb->data); in nsh_push()
34 memcpy(nh, pushed_nh, length); in nsh_push()
35 nh->np = next_proto; in nsh_push()
36 skb_postpush_rcsum(skb, nh, length); in nsh_push()
49 struct nshhdr *nh; in nsh_pop() local
55 nh = (struct nshhdr *)(skb->data); in nsh_pop()
56 length = nsh_hdr_len(nh); in nsh_pop()
59 inner_proto = tun_p_to_eth_p(nh->np); in nsh_pop()
/net/bridge/
Dbr_netfilter_ipv6.c50 const unsigned char *nh = skb_network_header(skb); in br_nf_check_hbh_len() local
51 int off = raw - nh; in br_nf_check_hbh_len()
61 int optlen = nh[off + 1] + 2; in br_nf_check_hbh_len()
63 switch (nh[off]) { in br_nf_check_hbh_len()
72 if (nh[off + 1] != 4 || (off & 3) != 2) in br_nf_check_hbh_len()
74 pkt_len = ntohl(*(__be32 *)(nh + off + 2)); in br_nf_check_hbh_len()
83 nh = skb_network_header(skb); in br_nf_check_hbh_len()
/net/dsa/
Dport.c22 struct raw_notifier_head *nh = &dst->nh; in dsa_broadcast() local
24 err = raw_notifier_call_chain(nh, e, v); in dsa_broadcast()
35 struct raw_notifier_head *nh = &dp->ds->dst->nh; in dsa_port_notify() local
38 err = raw_notifier_call_chain(nh, e, v); in dsa_port_notify()
Dswitch.c363 return raw_notifier_chain_register(&ds->dst->nh, &ds->nb); in dsa_switch_register_notifier()
370 err = raw_notifier_chain_unregister(&ds->dst->nh, &ds->nb); in dsa_switch_unregister_notifier()
/net/netfilter/
Dnf_nat_masquerade.c36 __be32 newsrc, nh; in nf_nat_masquerade_ipv4() local
52 nh = rt_nexthop(rt, ip_hdr(skb)->daddr); in nf_nat_masquerade_ipv4()
53 newsrc = inet_select_addr(out, nh, RT_SCOPE_UNIVERSE); in nf_nat_masquerade_ipv4()
/net/xfrm/
Dxfrm_policy.c3412 const unsigned char *nh = skb_network_header(skb); in decode_session6() local
3420 nexthdr = nh[nhoff]; in decode_session6()
3432 while (nh + offset + sizeof(*exthdr) < skb->data || in decode_session6()
3433 pskb_may_pull(skb, nh + offset + sizeof(*exthdr) - skb->data)) { in decode_session6()
3434 nh = skb_network_header(skb); in decode_session6()
3435 exthdr = (struct ipv6_opt_hdr *)(nh + offset); in decode_session6()
3446 exthdr = (struct ipv6_opt_hdr *)(nh + offset); in decode_session6()
3453 if (!onlyproto && (nh + offset + 4 < skb->data || in decode_session6()
3454 pskb_may_pull(skb, nh + offset + 4 - skb->data))) { in decode_session6()
3457 nh = skb_network_header(skb); in decode_session6()
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/net/ipv6/netfilter/
Dnf_conntrack_reasm.c197 const unsigned char *nh = skb_network_header(skb); in nf_ct_frag6_queue() local
199 csum_partial(nh, (u8 *)(fhdr + 1) - nh, in nf_ct_frag6_queue()
/net/core/
Dfilter.c2179 struct net_device *dev, struct bpf_nh_params *nh) in bpf_out_neigh_v6() argument
2209 if (!nh) { in bpf_out_neigh_v6()
2214 nexthop = &nh->ipv6_nh; in bpf_out_neigh_v6()
2237 struct bpf_nh_params *nh) in __bpf_redirect_neigh_v6() argument
2243 if (!nh) { in __bpf_redirect_neigh_v6()
2260 } else if (nh->nh_family != AF_INET6) { in __bpf_redirect_neigh_v6()
2264 err = bpf_out_neigh_v6(net, skb, dev, nh); in __bpf_redirect_neigh_v6()
2278 struct bpf_nh_params *nh) in __bpf_redirect_neigh_v6() argument
2287 struct net_device *dev, struct bpf_nh_params *nh) in bpf_out_neigh_v4() argument
2316 if (!nh) { in bpf_out_neigh_v4()
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