[mirror_ubuntu-artful-kernel.git] / include / net / netns / conntrack.h

#ifndef __NETNS_CONNTRACK_H
#define __NETNS_CONNTRACK_H

#include <linux/list.h>
#include <linux/list_nulls.h>
#include <linux/atomic.h>
#include <linux/netfilter/nf_conntrack_tcp.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_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 */
	unsigned int		sysctl_events_retry_timeout;
	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;
	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
Commit	Line	Data
dfdb8d79 AD	1	#ifndef __NETNS_CONNTRACK_H
	2	#define __NETNS_CONNTRACK_H
	3
63c9a262	4	#include <linux/list.h>
ea781f19	5	#include <linux/list_nulls.h>
60063497	6	#include <linux/atomic.h>
d2ba1fde	7	#include <linux/netfilter/nf_conntrack_tcp.h>
49ac8713	8
80250707	9	struct ctl_table_header;
6058fa6b AD	10	struct nf_conntrack_ecache;
6058fa6b AD	11
2c352f44 G	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
15f585bd G	24	struct nf_generic_net {
	25	struct nf_proto_net pn;
	26	unsigned int timeout;
	27	};
	28
d2ba1fde G	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
0ce490ad G	37	enum udp_conntrack {
	38	UDP_CT_UNREPLIED,
	39	UDP_CT_REPLIED,
	40	UDP_CT_MAX
	41	};
	42
	43	struct nf_udp_net {
	44	struct nf_proto_net pn;
	45	unsigned int timeouts[UDP_CT_MAX];
	46	};
	47
4b626b9c G	48	struct nf_icmp_net {
	49	struct nf_proto_net pn;
	50	unsigned int timeout;
	51	};
	52
524a53e5	53	struct nf_ip_net {
15f585bd	54	struct nf_generic_net generic;
d2ba1fde	55	struct nf_tcp_net tcp;
0ce490ad	56	struct nf_udp_net udp;
4b626b9c	57	struct nf_icmp_net icmp;
7080ba09	58	struct nf_icmp_net icmpv6;
524a53e5 G	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
b7779d06 JDB	65	struct ct_pcpu {
	66	spinlock_t lock;
	67	struct hlist_nulls_head unconfirmed;
	68	struct hlist_nulls_head dying;
	69	struct hlist_nulls_head tmpl;
	70	};
	71
dfdb8d79	72	struct netns_ct {
49ac8713	73	atomic_t count;
9b03f38d	74	unsigned int expect_count;
8cf4d6a2 JDB	75	#ifdef CONFIG_SYSCTL
	76	struct ctl_table_header *sysctl_header;
	77	struct ctl_table_header *acct_sysctl_header;
	78	struct ctl_table_header *tstamp_sysctl_header;
	79	struct ctl_table_header *event_sysctl_header;
	80	struct ctl_table_header *helper_sysctl_header;
	81	#endif
	82	char *slabname;
	83	unsigned int sysctl_log_invalid; /* Log invalid packets */
	84	unsigned int sysctl_events_retry_timeout;
	85	int sysctl_events;
	86	int sysctl_acct;
	87	int sysctl_auto_assign_helper;
	88	bool auto_assign_helper_warned;
	89	int sysctl_tstamp;
	90	int sysctl_checksum;
	91
d696c7bd	92	unsigned int htable_size;
5b3501fa	93	struct kmem_cache *nf_conntrack_cachep;
ea781f19	94	struct hlist_nulls_head *hash;
9b03f38d	95	struct hlist_head *expect_hash;
b7779d06	96	struct ct_pcpu __percpu *pcpu_lists;
7d720c3e	97	struct ip_conntrack_stat __percpu *stat;
70e9942f PNA	98	struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
70e9942f PNA	99	struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
524a53e5	100	struct nf_ip_net nf_ct_proto;
c539f017 FW	101	#if defined(CONFIG_NF_CONNTRACK_LABELS)
	102	unsigned int labels_used;
	103	u8 label_words;
	104	#endif
c7232c99 PM	105	#ifdef CONFIG_NF_NAT_NEEDED
	106	struct hlist_head *nat_bysource;
	107	unsigned int nat_htable_size;
	108	#endif
dfdb8d79 AD	109	};
dfdb8d79 AD	110	#endif