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gerrit-public.fairphone.software / kernel / msm-5.4 / c51d39010a1bccc9c1294e2d7c00005aefeb2b5c / . / include / net / netns / conntrack.h
blob: 440b781baf0bffd3e2a26fc18f22dfbdb9935669 [file] [log] [blame]
Alexey Dobriyandfdb8d72008-10-08 11:35:02 +0200[diff] [blame]1#ifndef __NETNS_CONNTRACK_H
2#define __NETNS_CONNTRACK_H
3
Alexey Dobriyan63c9a262008-10-08 11:35:04 +0200[diff] [blame]4#include <linux/list.h>
Eric Dumazetea781f12009-03-25 21:05:46 +0100[diff] [blame]5#include <linux/list_nulls.h>
Arun Sharma600634972011-07-26 16:09:06 -0700[diff] [blame]6#include <linux/atomic.h>
Florian Westphal95005072014-06-10 23:12:56 +0200[diff] [blame]7#include <linux/workqueue.h>
Gao fengd2ba1fde2012-05-28 21:04:12 +0000[diff] [blame]8#include <linux/netfilter/nf_conntrack_tcp.h>
Davide Carattic51d3902016-11-15 15:08:25 +0100[diff] [blame^]9#ifdef CONFIG_NF_CT_PROTO_DCCP
10#include <linux/netfilter/nf_conntrack_dccp.h>
11#endif
Jesper Dangaard Brouer93bb0ce2014-03-03 14:46:13 +0100[diff] [blame]12#include <linux/seqlock.h>
Alexey Dobriyan49ac8712008-10-08 11:35:03 +0200[diff] [blame]13
Alexey Dobriyan80250702008-10-08 11:35:08 +0200[diff] [blame]14struct ctl_table_header;
Alexey Dobriyan6058fa62008-10-08 11:35:07 +0200[diff] [blame]15struct nf_conntrack_ecache;
16
Gao feng2c352f42012-05-28 21:04:09 +0000[diff] [blame]17struct nf_proto_net {
18#ifdef CONFIG_SYSCTL
19 struct ctl_table_header *ctl_table_header;
20 struct ctl_table *ctl_table;
Gao feng2c352f42012-05-28 21:04:09 +0000[diff] [blame]21#endif
22 unsigned int users;
23};
24
Gao feng15f585b2012-05-28 21:04:11 +0000[diff] [blame]25struct nf_generic_net {
26 struct nf_proto_net pn;
27 unsigned int timeout;
28};
29
Gao fengd2ba1fde2012-05-28 21:04:12 +0000[diff] [blame]30struct nf_tcp_net {
31 struct nf_proto_net pn;
32 unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
33 unsigned int tcp_loose;
34 unsigned int tcp_be_liberal;
35 unsigned int tcp_max_retrans;
36};
37
Gao feng0ce490a2012-05-28 21:04:13 +0000[diff] [blame]38enum udp_conntrack {
39 UDP_CT_UNREPLIED,
40 UDP_CT_REPLIED,
41 UDP_CT_MAX
42};
43
44struct nf_udp_net {
45 struct nf_proto_net pn;
46 unsigned int timeouts[UDP_CT_MAX];
47};
48
Gao feng4b626b92012-05-28 21:04:14 +0000[diff] [blame]49struct nf_icmp_net {
50 struct nf_proto_net pn;
51 unsigned int timeout;
52};
53
Davide Carattic51d3902016-11-15 15:08:25 +0100[diff] [blame^]54#ifdef CONFIG_NF_CT_PROTO_DCCP
55struct nf_dccp_net {
56 struct nf_proto_net pn;
57 int dccp_loose;
58 unsigned int dccp_timeout[CT_DCCP_MAX + 1];
59};
60#endif
61
Gao feng524a53e2012-05-28 21:04:10 +0000[diff] [blame]62struct nf_ip_net {
Gao feng15f585b2012-05-28 21:04:11 +0000[diff] [blame]63 struct nf_generic_net generic;
Gao fengd2ba1fde2012-05-28 21:04:12 +0000[diff] [blame]64 struct nf_tcp_net tcp;
Gao feng0ce490a2012-05-28 21:04:13 +0000[diff] [blame]65 struct nf_udp_net udp;
Gao feng4b626b92012-05-28 21:04:14 +0000[diff] [blame]66 struct nf_icmp_net icmp;
Gao feng7080ba02012-05-28 21:04:15 +0000[diff] [blame]67 struct nf_icmp_net icmpv6;
Davide Carattic51d3902016-11-15 15:08:25 +0100[diff] [blame^]68#ifdef CONFIG_NF_CT_PROTO_DCCP
69 struct nf_dccp_net dccp;
70#endif
Gao feng524a53e2012-05-28 21:04:10 +0000[diff] [blame]71};
72
Jesper Dangaard Brouerb7779d02014-03-03 14:45:20 +0100[diff] [blame]73struct ct_pcpu {
74 spinlock_t lock;
75 struct hlist_nulls_head unconfirmed;
76 struct hlist_nulls_head dying;
Jesper Dangaard Brouerb7779d02014-03-03 14:45:20 +0100[diff] [blame]77};
78
Alexey Dobriyandfdb8d72008-10-08 11:35:02 +0200[diff] [blame]79struct netns_ct {
Alexey Dobriyan49ac8712008-10-08 11:35:03 +0200[diff] [blame]80 atomic_t count;
Alexey Dobriyan9b03f382008-10-08 11:35:03 +0200[diff] [blame]81 unsigned int expect_count;
Florian Westphal95005072014-06-10 23:12:56 +0200[diff] [blame]82#ifdef CONFIG_NF_CONNTRACK_EVENTS
83 struct delayed_work ecache_dwork;
84 bool ecache_dwork_pending;
85#endif
Jesper Dangaard Brouer8cf4d6a2013-11-15 15:57:53 +0100[diff] [blame]86#ifdef CONFIG_SYSCTL
87 struct ctl_table_header *sysctl_header;
88 struct ctl_table_header *acct_sysctl_header;
89 struct ctl_table_header *tstamp_sysctl_header;
90 struct ctl_table_header *event_sysctl_header;
91 struct ctl_table_header *helper_sysctl_header;
92#endif
Jesper Dangaard Brouer8cf4d6a2013-11-15 15:57:53 +0100[diff] [blame]93 unsigned int sysctl_log_invalid; /* Log invalid packets */
Jesper Dangaard Brouer8cf4d6a2013-11-15 15:57:53 +0100[diff] [blame]94 int sysctl_events;
95 int sysctl_acct;
96 int sysctl_auto_assign_helper;
97 bool auto_assign_helper_warned;
98 int sysctl_tstamp;
99 int sysctl_checksum;
100
Jesper Dangaard Brouerb7779d02014-03-03 14:45:20 +0100[diff] [blame]101 struct ct_pcpu __percpu *pcpu_lists;
Tejun Heo7d720c32010-02-16 15:20:26 +0000[diff] [blame]102 struct ip_conntrack_stat __percpu *stat;
Pablo Neira Ayuso70e99422011-11-22 00:16:51 +0100[diff] [blame]103 struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
104 struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
Gao feng524a53e2012-05-28 21:04:10 +0000[diff] [blame]105 struct nf_ip_net nf_ct_proto;
Florian Westphalc539f012013-01-11 06:30:44 +0000[diff] [blame]106#if defined(CONFIG_NF_CONNTRACK_LABELS)
107 unsigned int labels_used;
Florian Westphalc539f012013-01-11 06:30:44 +0000[diff] [blame]108#endif
Alexey Dobriyandfdb8d72008-10-08 11:35:02 +0200[diff] [blame]109};
110#endif