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Searched refs:hook (Results 1 – 25 of 53) sorted by relevance

123

/net/netfilter/
A Dnf_bpf_link.c44 if (!hook) { in get_proto_defrag_hook()
54 if (hook && try_module_get(hook->owner)) { in get_proto_defrag_hook()
56 hook = rcu_pointer_handoff(hook); in get_proto_defrag_hook()
63 if (!IS_ERR(hook)) { in get_proto_defrag_hook()
67 hook = ERR_PTR(err); in get_proto_defrag_hook()
71 return hook; in get_proto_defrag_hook()
83 if (IS_ERR(hook)) in bpf_nf_enable_defrag()
84 return PTR_ERR(hook); in bpf_nf_enable_defrag()
92 if (IS_ERR(hook)) in bpf_nf_enable_defrag()
93 return PTR_ERR(hook); in bpf_nf_enable_defrag()
[all …]
A Dutils.c10 __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook, in nf_ip_checksum() argument
18 if (hook != NF_INET_PRE_ROUTING && hook != NF_INET_LOCAL_IN) in nf_ip_checksum()
53 return nf_ip_checksum(skb, hook, dataoff, protocol); in nf_ip_checksum_partial()
64 __sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook, in nf_ip6_checksum() argument
72 if (hook != NF_INET_PRE_ROUTING && hook != NF_INET_LOCAL_IN) in nf_ip6_checksum()
108 return nf_ip6_checksum(skb, hook, dataoff, protocol); in nf_ip6_checksum_partial()
123 __sum16 nf_checksum(struct sk_buff *skb, unsigned int hook, in nf_checksum() argument
131 csum = nf_ip_checksum(skb, hook, dataoff, protocol); in nf_checksum()
134 csum = nf_ip6_checksum(skb, hook, dataoff, protocol); in nf_checksum()
150 csum = nf_ip_checksum_partial(skb, hook, dataoff, len, in nf_checksum_partial()
[all …]
A Dnfnetlink_hook.c58 u8 hook; member
211 ret = snprintf(sym, sizeof(sym), "%ps", ops->hook); in nfnl_hook_dump_one()
288 if (hook >= ARRAY_SIZE(net->nf.hooks_ipv4)) in nfnl_hook_entries_head()
293 if (hook >= ARRAY_SIZE(net->nf.hooks_ipv6)) in nfnl_hook_entries_head()
299 if (hook >= ARRAY_SIZE(net->nf.hooks_arp)) in nfnl_hook_entries_head()
301 hook_head = rcu_dereference(net->nf.hooks_arp[hook]); in nfnl_hook_entries_head()
306 if (hook >= ARRAY_SIZE(net->nf.hooks_bridge)) in nfnl_hook_entries_head()
313 if (hook >= NF_NETDEV_NUMHOOKS) in nfnl_hook_entries_head()
324 if (hook == NF_NETDEV_INGRESS) in nfnl_hook_entries_head()
328 if (hook == NF_NETDEV_EGRESS) in nfnl_hook_entries_head()
[all …]
A Dnft_reject_netdev.c30 int hook) in nft_reject_netdev_send_v4_tcp_reset() argument
34 nskb = nf_reject_skb_v4_tcp_reset(net, oldskb, dev, hook); in nft_reject_netdev_send_v4_tcp_reset()
44 int hook, u8 code) in nft_reject_netdev_send_v4_unreach() argument
48 nskb = nf_reject_skb_v4_unreach(net, oldskb, dev, hook, code); in nft_reject_netdev_send_v4_unreach()
58 int hook) in nft_reject_netdev_send_v6_tcp_reset() argument
62 nskb = nf_reject_skb_v6_tcp_reset(net, oldskb, dev, hook); in nft_reject_netdev_send_v6_tcp_reset()
73 int hook, u8 code) in nft_reject_netdev_send_v6_unreach() argument
77 nskb = nf_reject_skb_v6_unreach(net, oldskb, dev, hook, code); in nft_reject_netdev_send_v6_unreach()
A Dnf_conntrack_pptp.c92 const struct nf_nat_pptp_hook *hook; in pptp_expectfn() local
103 hook = rcu_dereference(nf_nat_pptp_hook); in pptp_expectfn()
105 hook->expectfn(ct, exp); in pptp_expectfn()
190 const struct nf_nat_pptp_hook *hook; in exp_gre() local
220 hook = rcu_dereference(nf_nat_pptp_hook); in exp_gre()
221 if (hook && ct->status & IPS_NAT_MASK) in exp_gre()
222 hook->exp_gre(exp_orig, exp_reply); in exp_gre()
260 const struct nf_nat_pptp_hook *hook; in pptp_inbound_pkt() local
365 if (hook && ct->status & IPS_NAT_MASK) in pptp_inbound_pkt()
387 const struct nf_nat_pptp_hook *hook; in pptp_outbound_pkt() local
[all …]
A Dnft_chain_filter.c174 ingress_state.hook = NF_INET_INGRESS; in nft_do_chain_inet_ingress()
182 ingress_state.hook = NF_INET_INGRESS; in nft_do_chain_inet_ingress()
326 struct nft_hook *hook; in nft_netdev_event() local
329 list_for_each_entry(hook, &basechain->hook_list, list) { in nft_netdev_event()
330 ops = nft_hook_find_ops(hook, dev); in nft_netdev_event()
331 match = !strncmp(hook->ifname, dev->name, hook->ifnamelen); in nft_netdev_event()
363 list_add_tail_rcu(&ops->list, &hook->ops_list); in nft_netdev_event()
A Dnf_tables_api.c344 kfree(hook); in nft_netdev_hook_free()
1994 hook->ifnamelen, hook->ifname)) in nft_dump_basechain_hook()
2321 if (!hook) in nft_netdev_hook_alloc()
2337 if (strncmp(dev->name, hook->ifname, hook->ifnamelen)) in nft_netdev_hook_alloc()
2348 return hook; in nft_netdev_hook_alloc()
2598 ops->hook = hook->type->hooks[ops->hooknum]; in nft_basechain_hook_init()
2843 ops->hook = basechain->ops.hook; in nf_tables_updchain()
3134 if (!hook) { in nft_delchain_hook()
8917 ops->hook = flowtable->data.type->hook; in nft_flowtable_parse_hook()
9462 hook->ifnamelen, hook->ifname)) in nf_tables_fill_flowtable_info()
[all …]
A Dnf_tables_offload.c225 struct nft_hook *hook; in nft_chain_offload_support() local
230 list_for_each_entry(hook, &basechain->hook_list, list) { in nft_chain_offload_support()
231 list_for_each_entry(ops, &hook->ops_list, list) { in nft_chain_offload_support()
463 struct nft_hook *hook; in nft_flow_block_chain() local
466 list_for_each_entry(hook, &basechain->hook_list, list) { in nft_flow_block_chain()
467 list_for_each_entry(ops, &hook->ops_list, list) { in nft_flow_block_chain()
485 list_for_each_entry(hook, &basechain->hook_list, list) { in nft_flow_block_chain()
486 list_for_each_entry(ops, &hook->ops_list, list) { in nft_flow_block_chain()
632 struct nft_hook *hook, *found; in __nft_offload_get_chain() local
648 if (!nft_hook_find_ops(hook, dev)) in __nft_offload_get_chain()
[all …]
A Dnf_conntrack_proto.c124 if (state->hook == NF_INET_POST_ROUTING && in in_vrf_postrouting()
234 .hook = ipv4_conntrack_in,
240 .hook = ipv4_conntrack_local,
246 .hook = nf_confirm,
252 .hook = nf_confirm,
391 .hook = ipv6_conntrack_in,
397 .hook = ipv6_conntrack_local,
403 .hook = nf_confirm,
409 .hook = nf_confirm,
A Dnf_flow_table_inet.c74 .hook = nf_flow_offload_inet_hook,
84 .hook = nf_flow_offload_ip_hook,
94 .hook = nf_flow_offload_ipv6_hook,
A Dnf_conntrack_proto_udp.c73 if (state->hook == NF_INET_PRE_ROUTING && in udp_error()
75 nf_checksum(skb, state->hook, dataoff, IPPROTO_UDP, state->pf)) { in udp_error()
171 if (state->hook == NF_INET_PRE_ROUTING && in udplite_error()
173 nf_checksum_partial(skb, state->hook, dataoff, cscov, IPPROTO_UDP, in udplite_error()
/net/ipv4/netfilter/
A Dipt_REJECT.c34 int hook = xt_hooknum(par); in reject_tg() local
38 nf_send_unreach(skb, ICMP_NET_UNREACH, hook); in reject_tg()
41 nf_send_unreach(skb, ICMP_HOST_UNREACH, hook); in reject_tg()
44 nf_send_unreach(skb, ICMP_PROT_UNREACH, hook); in reject_tg()
47 nf_send_unreach(skb, ICMP_PORT_UNREACH, hook); in reject_tg()
50 nf_send_unreach(skb, ICMP_NET_ANO, hook); in reject_tg()
53 nf_send_unreach(skb, ICMP_HOST_ANO, hook); in reject_tg()
56 nf_send_unreach(skb, ICMP_PKT_FILTERED, hook); in reject_tg()
59 nf_send_reset(xt_net(par), par->state->sk, skb, hook); in reject_tg()
A Dnf_reject_ipv4.c42 int hook) in nf_reject_skb_v4_tcp_reset() argument
52 oth = nf_reject_ip_tcphdr_get(oldskb, &_oth, hook); in nf_reject_skb_v4_tcp_reset()
77 int hook, u8 code) in nf_reject_skb_v4_unreach() argument
108 nf_ip_checksum(oldskb, hook, ip_hdrlen(oldskb), proto)) in nf_reject_skb_v4_unreach()
140 struct tcphdr *_oth, int hook) in nf_reject_ip_tcphdr_get() argument
240 int hook) in nf_send_reset() argument
246 oth = nf_reject_ip_tcphdr_get(oldskb, &_oth, hook); in nf_send_reset()
250 if ((hook == NF_INET_PRE_ROUTING || hook == NF_INET_INGRESS) && in nf_send_reset()
315 void nf_send_unreach(struct sk_buff *skb_in, int code, int hook) in nf_send_unreach() argument
324 if ((hook == NF_INET_PRE_ROUTING || hook == NF_INET_INGRESS) && in nf_send_unreach()
[all …]
A Diptable_nat.c34 .hook = ipt_do_table,
40 .hook = ipt_do_table,
46 .hook = ipt_do_table,
52 .hook = ipt_do_table,
A Dip_tables.c187 unsigned int hook, in trace_packet() argument
201 hookname = chainname = hooknames[hook]; in trace_packet()
228 unsigned int hook = state->hook; in ipt_do_table() local
257 WARN_ON(!(table->valid_hooks & (1 << hook))); in ipt_do_table()
306 trace_packet(state->net, skb, hook, state->in, in ipt_do_table()
322 private->underflow[hook]); in ipt_do_table()
371 unsigned int hook; in mark_source_chains() local
375 for (hook = 0; hook < NF_INET_NUMHOOKS; hook++) { in mark_source_chains()
376 unsigned int pos = newinfo->hook_entry[hook]; in mark_source_chains()
379 if (!(valid_hooks & (1 << hook))) in mark_source_chains()
[all …]
A Dnf_defrag_ipv4.c85 nf_ct_defrag_user(state->hook, skb); in ipv4_conntrack_defrag()
95 .hook = ipv4_conntrack_defrag,
101 .hook = ipv4_conntrack_defrag,
/net/ipv6/netfilter/
A Dnf_reject_ipv6.c15 static bool nf_reject_v6_csum_ok(struct sk_buff *skb, int hook) in nf_reject_v6_csum_ok() argument
37 return nf_ip6_checksum(skb, hook, thoff, proto) == 0; in nf_reject_v6_csum_ok()
62 int hook) in nf_reject_skb_v6_tcp_reset() argument
97 int hook, u8 code) in nf_reject_skb_v6_unreach() argument
115 if (!nf_reject_v6_csum_ok(oldskb, hook)) in nf_reject_skb_v6_unreach()
151 unsigned int *otcplen, int hook) in nf_reject_ip6_tcphdr_get() argument
188 if (nf_ip6_checksum(oldskb, hook, tcphoff, IPPROTO_TCP)) { in nf_reject_ip6_tcphdr_get()
269 int hook) in nf_send_reset6() argument
296 if (hook == NF_INET_PRE_ROUTING || hook == NF_INET_INGRESS) { in nf_send_reset6()
369 static bool reject6_csum_ok(struct sk_buff *skb, int hook) in reject6_csum_ok() argument
[all …]
A Dip6table_nat.c36 .hook = ip6t_do_table,
42 .hook = ip6t_do_table,
48 .hook = ip6t_do_table,
54 .hook = ip6t_do_table,
A Dip6_tables.c212 unsigned int hook, in trace_packet() argument
226 hookname = chainname = hooknames[hook]; in trace_packet()
252 unsigned int hook = state->hook; in ip6t_do_table() local
278 WARN_ON(!(table->valid_hooks & (1 << hook))); in ip6t_do_table()
329 trace_packet(state->net, skb, hook, state->in, in ip6t_do_table()
345 private->underflow[hook]); in ip6t_do_table()
389 unsigned int hook; in mark_source_chains() local
393 for (hook = 0; hook < NF_INET_NUMHOOKS; hook++) { in mark_source_chains()
394 unsigned int pos = newinfo->hook_entry[hook]; in mark_source_chains()
397 if (!(valid_hooks & (1 << hook))) in mark_source_chains()
[all …]
A Dnf_defrag_ipv6_hooks.c68 nf_ct6_defrag_user(state->hook, skb)); in ipv6_defrag()
78 .hook = ipv6_defrag,
84 .hook = ipv6_defrag,
/net/bridge/netfilter/
A Dnft_reject_bridge.c48 int hook) in nft_reject_br_send_v4_tcp_reset() argument
52 nskb = nf_reject_skb_v4_tcp_reset(net, oldskb, NULL, hook); in nft_reject_br_send_v4_tcp_reset()
64 int hook, u8 code) in nft_reject_br_send_v4_unreach() argument
68 nskb = nf_reject_skb_v4_unreach(net, oldskb, NULL, hook, code); in nft_reject_br_send_v4_unreach()
80 int hook) in nft_reject_br_send_v6_tcp_reset() argument
84 nskb = nf_reject_skb_v6_tcp_reset(net, oldskb, NULL, hook); in nft_reject_br_send_v6_tcp_reset()
97 int hook, u8 code) in nft_reject_br_send_v6_unreach() argument
101 nskb = nf_reject_skb_v6_unreach(net, oldskb, NULL, hook, code); in nft_reject_br_send_v6_unreach()
A Debtable_filter.c55 .hook = ebt_do_table,
61 .hook = ebt_do_table,
67 .hook = ebt_do_table,
A Debtable_nat.c55 .hook = ebt_do_table,
61 .hook = ebt_do_table,
67 .hook = ebt_do_table,
/net/sched/
A Dem_ipt.c23 u32 hook; member
52 mtpar.hook_mask = 1 << im->hook; in check_match()
167 im->hook = nla_get_u32(tb[TCA_EM_IPT_HOOK]); in em_ipt_change()
237 nf_hook_state_init(&state, im->hook, nfproto, in em_ipt_match()
256 if (nla_put_u32(skb, TCA_EM_IPT_HOOK, im->hook) < 0) in em_ipt_dump()
/net/bridge/
A Dbr_netfilter_hooks.c1054 .hook = br_nf_pre_routing,
1061 .hook = br_nf_local_in,
1068 .hook = br_nf_forward,
1074 .hook = br_nf_post_routing,
1080 .hook = ip_sabotage_in,
1086 .hook = ip_sabotage_in,
1128 int br_nf_hook_thresh(unsigned int hook, struct net *net, in br_nf_hook_thresh() argument
1141 e = rcu_dereference(net->nf.hooks_bridge[hook]); in br_nf_hook_thresh()
1156 if (ops[i]->hook == br_nf_pre_routing) { in br_nf_hook_thresh()
1165 nf_hook_state_init(&state, hook, NFPROTO_BRIDGE, indev, outdev, in br_nf_hook_thresh()

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