1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NETNS_CONNTRACK_H
3 #define __NETNS_CONNTRACK_H
5 #include <linux/list.h>
6 #include <linux/list_nulls.h>
7 #include <linux/atomic.h>
8 #include <linux/workqueue.h>
9 #include <linux/netfilter/nf_conntrack_tcp.h>
10 #ifdef CONFIG_NF_CT_PROTO_DCCP
11 #include <linux/netfilter/nf_conntrack_dccp.h>
13 #ifdef CONFIG_NF_CT_PROTO_SCTP
14 #include <linux/netfilter/nf_conntrack_sctp.h>
16 #include <linux/seqlock.h>
18 struct ctl_table_header;
19 struct nf_conntrack_ecache;
21 struct nf_generic_net {
26 unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
30 #if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
31 unsigned int offload_timeout;
32 unsigned int offload_pickup;
43 unsigned int timeouts[UDP_CT_MAX];
44 #if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
45 unsigned int offload_timeout;
46 unsigned int offload_pickup;
54 #ifdef CONFIG_NF_CT_PROTO_DCCP
57 unsigned int dccp_timeout[CT_DCCP_MAX + 1];
61 #ifdef CONFIG_NF_CT_PROTO_SCTP
63 unsigned int timeouts[SCTP_CONNTRACK_MAX];
67 #ifdef CONFIG_NF_CT_PROTO_GRE
75 struct list_head keymap_list;
76 unsigned int timeouts[GRE_CT_MAX];
81 struct nf_generic_net generic;
82 struct nf_tcp_net tcp;
83 struct nf_udp_net udp;
84 struct nf_icmp_net icmp;
85 struct nf_icmp_net icmpv6;
86 #ifdef CONFIG_NF_CT_PROTO_DCCP
87 struct nf_dccp_net dccp;
89 #ifdef CONFIG_NF_CT_PROTO_SCTP
90 struct nf_sctp_net sctp;
92 #ifdef CONFIG_NF_CT_PROTO_GRE
93 struct nf_gre_net gre;
99 struct hlist_nulls_head unconfirmed;
100 struct hlist_nulls_head dying;
104 #ifdef CONFIG_NF_CONNTRACK_EVENTS
105 bool ecache_dwork_pending;
107 u8 sysctl_log_invalid; /* Log invalid packets */
110 u8 sysctl_auto_assign_helper;
114 struct ct_pcpu __percpu *pcpu_lists;
115 struct ip_conntrack_stat __percpu *stat;
116 struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
117 struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
118 struct nf_ip_net nf_ct_proto;
119 #if defined(CONFIG_NF_CONNTRACK_LABELS)
120 unsigned int labels_used;