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1#ifndef __NETNS_CONNTRACK_H
2#define __NETNS_CONNTRACK_H
3
4#include <linux/list.h>
5#include <linux/list_nulls.h>
6#include <linux/atomic.h>
7#include <linux/netfilter/nf_conntrack_tcp.h>
8
9struct ctl_table_header;
10struct nf_conntrack_ecache;
11
12struct nf_proto_net {
13#ifdef CONFIG_SYSCTL
14 struct ctl_table_header *ctl_table_header;
15 struct ctl_table *ctl_table;
16#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
17 struct ctl_table_header *ctl_compat_header;
18 struct ctl_table *ctl_compat_table;
19#endif
20#endif
21 unsigned int users;
22};
23
24struct nf_generic_net {
25 struct nf_proto_net pn;
26 unsigned int timeout;
27};
28
29struct nf_tcp_net {
30 struct nf_proto_net pn;
31 unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
32 unsigned int tcp_loose;
33 unsigned int tcp_be_liberal;
34 unsigned int tcp_max_retrans;
35};
36
37enum udp_conntrack {
38 UDP_CT_UNREPLIED,
39 UDP_CT_REPLIED,
40 UDP_CT_MAX
41};
42
43struct nf_udp_net {
44 struct nf_proto_net pn;
45 unsigned int timeouts[UDP_CT_MAX];
46};
47
48struct nf_icmp_net {
49 struct nf_proto_net pn;
50 unsigned int timeout;
51};
52
53struct nf_ip_net {
54 struct nf_generic_net generic;
55 struct nf_tcp_net tcp;
56 struct nf_udp_net udp;
57 struct nf_icmp_net icmp;
58 struct nf_icmp_net icmpv6;
59#if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
60 struct ctl_table_header *ctl_table_header;
61 struct ctl_table *ctl_table;
62#endif
63};
64
65struct netns_ct {
66 atomic_t count;
67 unsigned int expect_count;
68 unsigned int htable_size;
69 struct kmem_cache *nf_conntrack_cachep;
70 struct hlist_nulls_head *hash;
71 struct hlist_head *expect_hash;
72 struct hlist_nulls_head unconfirmed;
73 struct hlist_nulls_head dying;
74 struct ip_conntrack_stat __percpu *stat;
75 struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
76 struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
77 int sysctl_events;
78 unsigned int sysctl_events_retry_timeout;
79 int sysctl_acct;
80 int sysctl_tstamp;
81 int sysctl_checksum;
82 unsigned int sysctl_log_invalid; /* Log invalid packets */
83 int sysctl_auto_assign_helper;
84 bool auto_assign_helper_warned;
85 struct nf_ip_net nf_ct_proto;
86#ifdef CONFIG_NF_NAT_NEEDED
87 struct hlist_head *nat_bysource;
88 unsigned int nat_htable_size;
89#endif
90#ifdef CONFIG_SYSCTL
91 struct ctl_table_header *sysctl_header;
92 struct ctl_table_header *acct_sysctl_header;
93 struct ctl_table_header *tstamp_sysctl_header;
94 struct ctl_table_header *event_sysctl_header;
95 struct ctl_table_header *helper_sysctl_header;
96#endif
97 char *slabname;
98};
99#endif