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
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 * __percpu *icmp_sk;
52
53 struct inet_peer_base *peers;
54 struct tcpm_hash_bucket *tcp_metrics_hash;
55 unsigned int tcp_metrics_hash_log;
56 struct sock * __percpu *tcp_sk;
57 struct netns_frags frags;
58#ifdef CONFIG_NETFILTER
59 struct xt_table *iptable_filter;
60 struct xt_table *iptable_mangle;
61 struct xt_table *iptable_raw;
62 struct xt_table *arptable_filter;
63#ifdef CONFIG_SECURITY
64 struct xt_table *iptable_security;
65#endif
66 struct xt_table *nat_table;
67#endif
68
69 int sysctl_icmp_echo_ignore_all;
70 int sysctl_icmp_echo_ignore_broadcasts;
71 int sysctl_icmp_ignore_bogus_error_responses;
72 int sysctl_icmp_ratelimit;
73 int sysctl_icmp_ratemask;
74 int sysctl_icmp_errors_use_inbound_ifaddr;
75
76 struct local_ports ip_local_ports;
77
78 int sysctl_tcp_ecn;
79 int sysctl_ip_no_pmtu_disc;
80 int sysctl_ip_fwd_use_pmtu;
81 int sysctl_ip_nonlocal_bind;
82
83 int sysctl_fwmark_reflect;
84 int sysctl_tcp_fwmark_accept;
85 int sysctl_tcp_mtu_probing;
86 int sysctl_tcp_base_mss;
87
88 struct ping_group_range ping_group_range;
89
90 atomic_t dev_addr_genid;
91
92#ifdef CONFIG_SYSCTL
93 unsigned long *sysctl_local_reserved_ports;
94#endif
95
96#ifdef CONFIG_IP_MROUTE
97#ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
98 struct mr_table *mrt;
99#else
100 struct list_head mr_tables;
101 struct fib_rules_ops *mr_rules_ops;
102#endif
103#endif
104 atomic_t rt_genid;
105};
106#endif