include/net/netns/conntrack.h

   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
   9 struct ctl_table_header;
  10 struct nf_conntrack_ecache;
  11
  12 struct 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
  24 struct nf_generic_net {
  25         struct nf_proto_net pn;
  26         unsigned int timeout;
  27 };
  28
  29 struct 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
  37 struct nf_ip_net {
  38         struct nf_generic_net   generic;
  39         struct nf_tcp_net       tcp;
  40 #if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
  41         struct ctl_table_header *ctl_table_header;
  42         struct ctl_table        *ctl_table;
  43 #endif
  44 };
  45
  46 struct netns_ct {
  47         atomic_t                count;
  48         unsigned int            expect_count;
  49         unsigned int            htable_size;
  50         struct kmem_cache       *nf_conntrack_cachep;
  51         struct hlist_nulls_head *hash;
  52         struct hlist_head       *expect_hash;
  53         struct hlist_nulls_head unconfirmed;
  54         struct hlist_nulls_head dying;
  55         struct ip_conntrack_stat __percpu *stat;
  56         struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
  57         struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
  58         int                     sysctl_events;
  59         unsigned int            sysctl_events_retry_timeout;
  60         int                     sysctl_acct;
  61         int                     sysctl_tstamp;
  62         int                     sysctl_checksum;
  63         unsigned int            sysctl_log_invalid; /* Log invalid packets */
  64         int                     sysctl_auto_assign_helper;
  65         bool                    auto_assign_helper_warned;
  66         struct nf_ip_net        nf_ct_proto;
  67 #ifdef CONFIG_SYSCTL
  68         struct ctl_table_header *sysctl_header;
  69         struct ctl_table_header *acct_sysctl_header;
  70         struct ctl_table_header *tstamp_sysctl_header;
  71         struct ctl_table_header *event_sysctl_header;
  72         struct ctl_table_header *helper_sysctl_header;
  73 #endif
  74         char                    *slabname;
  75 };
  76 #endif