Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1/*
2 * ipv4 in net namespaces
3 */
4
5#ifndef __NETNS_IPV4_H__
6#define __NETNS_IPV4_H__
7
8#include <linux/uidgid.h>
9#include <net/inet_frag.h>
10#include <linux/rcupdate.h>
11
12struct tcpm_hash_bucket;
13struct ctl_table_header;
14struct ipv4_devconf;
15struct fib_rules_ops;
16struct hlist_head;
17struct fib_table;
18struct sock;
19struct local_ports {
20 seqlock_t lock;
21 int range[2];
22};
23
24struct ping_group_range {
25 seqlock_t lock;
26 kgid_t range[2];
27};
28
29struct netns_ipv4 {
30#ifdef CONFIG_SYSCTL
31 struct ctl_table_header *forw_hdr;
32 struct ctl_table_header *frags_hdr;
33 struct ctl_table_header *ipv4_hdr;
34 struct ctl_table_header *route_hdr;
35 struct ctl_table_header *xfrm4_hdr;
36#endif
37 struct ipv4_devconf *devconf_all;
38 struct ipv4_devconf *devconf_dflt;
39#ifdef CONFIG_IP_MULTIPLE_TABLES
40 struct fib_rules_ops *rules_ops;
41 bool fib_has_custom_rules;
42 struct fib_table __rcu *fib_local;
43 struct fib_table __rcu *fib_main;
44 struct fib_table __rcu *fib_default;
45#endif
46#ifdef CONFIG_IP_ROUTE_CLASSID
47 int fib_num_tclassid_users;
48#endif
49 struct hlist_head *fib_table_hash;
50 bool fib_offload_disabled;
51 struct sock *fibnl;
52
53 struct sock * __percpu *icmp_sk;
54 struct sock *mc_autojoin_sk;
55
56 struct inet_peer_base *peers;
57 struct sock * __percpu *tcp_sk;
58 struct netns_frags frags;
59#ifdef CONFIG_NETFILTER
60 struct xt_table *iptable_filter;
61 struct xt_table *iptable_mangle;
62 struct xt_table *iptable_raw;
63 struct xt_table *arptable_filter;
64#ifdef CONFIG_SECURITY
65 struct xt_table *iptable_security;
66#endif
67 struct xt_table *nat_table;
68#endif
69
70 int sysctl_icmp_echo_ignore_all;
71 int sysctl_icmp_echo_ignore_broadcasts;
72 int sysctl_icmp_ignore_bogus_error_responses;
73 int sysctl_icmp_ratelimit;
74 int sysctl_icmp_ratemask;
75 int sysctl_icmp_errors_use_inbound_ifaddr;
76
77 struct local_ports ip_local_ports;
78
79 int sysctl_tcp_ecn;
80 int sysctl_ip_no_pmtu_disc;
81 int sysctl_ip_fwd_use_pmtu;
82 int sysctl_ip_nonlocal_bind;
83
84 int sysctl_fwmark_reflect;
85 int sysctl_tcp_fwmark_accept;
86 int sysctl_tcp_mtu_probing;
87 int sysctl_tcp_base_mss;
88 int sysctl_tcp_probe_threshold;
89 u32 sysctl_tcp_probe_interval;
90
91 struct ping_group_range ping_group_range;
92
93 atomic_t dev_addr_genid;
94
95#ifdef CONFIG_SYSCTL
96 unsigned long *sysctl_local_reserved_ports;
97#endif
98
99#ifdef CONFIG_IP_MROUTE
100#ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
101 struct mr_table *mrt;
102#else
103 struct list_head mr_tables;
104 struct fib_rules_ops *mr_rules_ops;
105#endif
106#endif
107 atomic_t rt_genid;
108};
109#endif