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
 8struct ctl_table_header;
 9struct nf_conntrack_ecache;
10
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
11struct netns_ct {
12	atomic_t		count;
13	unsigned int		expect_count;
14	unsigned int		htable_size;
15	struct kmem_cache	*nf_conntrack_cachep;
16	struct hlist_nulls_head	*hash;
17	struct hlist_head	*expect_hash;
18	struct hlist_nulls_head	unconfirmed;
19	struct hlist_nulls_head	dying;
 
 
20	struct ip_conntrack_stat __percpu *stat;
21	int			sysctl_events;
22	unsigned int		sysctl_events_retry_timeout;
23	int			sysctl_acct;
24	int			sysctl_tstamp;
25	int			sysctl_checksum;
26	unsigned int		sysctl_log_invalid; /* Log invalid packets */
27#ifdef CONFIG_SYSCTL
28	struct ctl_table_header	*sysctl_header;
29	struct ctl_table_header	*acct_sysctl_header;
30	struct ctl_table_header	*tstamp_sysctl_header;
31	struct ctl_table_header	*event_sysctl_header;
32#endif
33	char			*slabname;
34};
35#endif

  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef __NETNS_CONNTRACK_H
  3#define __NETNS_CONNTRACK_H
  4
  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>
 12#endif
 13#ifdef CONFIG_NF_CT_PROTO_SCTP
 14#include <linux/netfilter/nf_conntrack_sctp.h>
 15#endif
 16#include <linux/seqlock.h>
 17
 18struct ctl_table_header;
 19struct nf_conntrack_ecache;
 20
 21struct nf_generic_net {
 22	unsigned int timeout;
 23};
 24
 25struct nf_tcp_net {
 26	unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
 27	u8 tcp_loose;
 28	u8 tcp_be_liberal;
 29	u8 tcp_max_retrans;
 30	u8 tcp_ignore_invalid_rst;
 31#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
 32	unsigned int offload_timeout;
 33#endif
 34};
 35
 36enum udp_conntrack {
 37	UDP_CT_UNREPLIED,
 38	UDP_CT_REPLIED,
 39	UDP_CT_MAX
 40};
 41
 42struct nf_udp_net {
 43	unsigned int timeouts[UDP_CT_MAX];
 44#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
 45	unsigned int offload_timeout;
 46#endif
 47};
 48
 49struct nf_icmp_net {
 50	unsigned int timeout;
 51};
 52
 53#ifdef CONFIG_NF_CT_PROTO_DCCP
 54struct nf_dccp_net {
 55	u8 dccp_loose;
 56	unsigned int dccp_timeout[CT_DCCP_MAX + 1];
 57};
 58#endif
 59
 60#ifdef CONFIG_NF_CT_PROTO_SCTP
 61struct nf_sctp_net {
 62	unsigned int timeouts[SCTP_CONNTRACK_MAX];
 63};
 64#endif
 65
 66#ifdef CONFIG_NF_CT_PROTO_GRE
 67enum gre_conntrack {
 68	GRE_CT_UNREPLIED,
 69	GRE_CT_REPLIED,
 70	GRE_CT_MAX
 71};
 72
 73struct nf_gre_net {
 74	struct list_head	keymap_list;
 75	unsigned int		timeouts[GRE_CT_MAX];
 76};
 77#endif
 78
 79struct nf_ip_net {
 80	struct nf_generic_net   generic;
 81	struct nf_tcp_net	tcp;
 82	struct nf_udp_net	udp;
 83	struct nf_icmp_net	icmp;
 84	struct nf_icmp_net	icmpv6;
 85#ifdef CONFIG_NF_CT_PROTO_DCCP
 86	struct nf_dccp_net	dccp;
 87#endif
 88#ifdef CONFIG_NF_CT_PROTO_SCTP
 89	struct nf_sctp_net	sctp;
 90#endif
 91#ifdef CONFIG_NF_CT_PROTO_GRE
 92	struct nf_gre_net	gre;
 93#endif
 94};
 95
 96struct netns_ct {
 97#ifdef CONFIG_NF_CONNTRACK_EVENTS
 98	u8 ctnetlink_has_listener;
 99	bool ecache_dwork_pending;
100#endif
101	u8			sysctl_log_invalid; /* Log invalid packets */
102	u8			sysctl_events;
103	u8			sysctl_acct;
104	u8			sysctl_tstamp;
105	u8			sysctl_checksum;
106
107	struct ip_conntrack_stat __percpu *stat;
108	struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
109	struct nf_ip_net	nf_ct_proto;
110#if defined(CONFIG_NF_CONNTRACK_LABELS)
111	unsigned int		labels_used;
 
 
 
 
 
 
 
112#endif
 
113};
114#endif