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