include/net/netns/conntrack.h

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#ifndef __NETNS_CONNTRACK_H
#define __NETNS_CONNTRACK_H

#include <linux/list.h>
#include <linux/list_nulls.h>
#include <linux/atomic.h>
#include <linux/workqueue.h>
#include <linux/netfilter/nf_conntrack_tcp.h>
#include <linux/seqlock.h>

struct ctl_table_header;
struct nf_conntrack_ecache;

struct nf_proto_net {
#ifdef CONFIG_SYSCTL
        struct ctl_table_header *ctl_table_header;
        struct ctl_table        *ctl_table;
#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
        struct ctl_table_header *ctl_compat_header;
        struct ctl_table        *ctl_compat_table;
#endif
#endif
        unsigned int            users;
};

struct nf_generic_net {
        struct nf_proto_net pn;
        unsigned int timeout;
};

struct nf_tcp_net {
        struct nf_proto_net pn;
        unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
        unsigned int tcp_loose;
        unsigned int tcp_be_liberal;
        unsigned int tcp_max_retrans;
};

enum udp_conntrack {
        UDP_CT_UNREPLIED,
        UDP_CT_REPLIED,
        UDP_CT_MAX
};

struct nf_udp_net {
        struct nf_proto_net pn;
        unsigned int timeouts[UDP_CT_MAX];
};

struct nf_icmp_net {
        struct nf_proto_net pn;
        unsigned int timeout;
};

struct nf_ip_net {
        struct nf_generic_net   generic;
        struct nf_tcp_net       tcp;
        struct nf_udp_net       udp;
        struct nf_icmp_net      icmp;
        struct nf_icmp_net      icmpv6;
#if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
        struct ctl_table_header *ctl_table_header;
        struct ctl_table        *ctl_table;
#endif
};

struct ct_pcpu {
        spinlock_t              lock;
        struct hlist_nulls_head unconfirmed;
        struct hlist_nulls_head dying;
        struct hlist_nulls_head tmpl;
};

struct netns_ct {
        atomic_t                count;
        unsigned int            expect_count;
#ifdef CONFIG_NF_CONNTRACK_EVENTS
        struct delayed_work ecache_dwork;
        bool ecache_dwork_pending;
#endif
#ifdef CONFIG_SYSCTL
        struct ctl_table_header *sysctl_header;
        struct ctl_table_header *acct_sysctl_header;
        struct ctl_table_header *tstamp_sysctl_header;
        struct ctl_table_header *event_sysctl_header;
        struct ctl_table_header *helper_sysctl_header;
#endif
        char                    *slabname;
        unsigned int            sysctl_log_invalid; /* Log invalid packets */
        int                     sysctl_events;
        int                     sysctl_acct;
        int                     sysctl_auto_assign_helper;
        bool                    auto_assign_helper_warned;
        int                     sysctl_tstamp;
        int                     sysctl_checksum;

        unsigned int            htable_size;
        seqcount_t              generation;
        struct kmem_cache       *nf_conntrack_cachep;
        struct hlist_nulls_head *hash;
        struct hlist_head       *expect_hash;
        struct ct_pcpu __percpu *pcpu_lists;
        struct ip_conntrack_stat __percpu *stat;
        struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
        struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
        struct nf_ip_net        nf_ct_proto;
#if defined(CONFIG_NF_CONNTRACK_LABELS)
        unsigned int            labels_used;
        u8                      label_words;
#endif
#ifdef CONFIG_NF_NAT_NEEDED
        struct hlist_head       *nat_bysource;
        unsigned int            nat_htable_size;
#endif
};
#endif
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root/include/net/netns/conntrack.h

INCLUDED FROM
