2 * ipv4 in net namespaces
5 #ifndef __NETNS_IPV4_H__
6 #define __NETNS_IPV4_H__
8 #include <linux/uidgid.h>
9 #include <net/inet_frag.h>
10 #include <linux/rcupdate.h>
12 struct tcpm_hash_bucket;
13 struct ctl_table_header;
24 struct ping_group_range {
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;
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;
46 #ifdef CONFIG_IP_ROUTE_CLASSID
47 int fib_num_tclassid_users;
49 struct hlist_head *fib_table_hash;
50 bool fib_offload_disabled;
53 struct sock * __percpu *icmp_sk;
54 struct sock *mc_autojoin_sk;
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;
67 struct xt_table *nat_table;
70 int sysctl_icmp_echo_ignore_all;
71 int sysctl_icmp_echo_ignore_broadcasts;
72 int sysctl_icmp_echo_sysrq;
73 int sysctl_icmp_ignore_bogus_error_responses;
74 int sysctl_icmp_ratelimit;
75 int sysctl_icmp_ratemask;
76 int sysctl_icmp_errors_use_inbound_ifaddr;
78 struct local_ports ip_local_ports;
81 int sysctl_ip_no_pmtu_disc;
82 int sysctl_ip_fwd_use_pmtu;
83 int sysctl_ip_nonlocal_bind;
85 int sysctl_fwmark_reflect;
86 int sysctl_tcp_fwmark_accept;
87 int sysctl_tcp_mtu_probing;
88 int sysctl_tcp_base_mss;
89 int sysctl_tcp_probe_threshold;
90 u32 sysctl_tcp_probe_interval;
92 struct ping_group_range ping_group_range;
94 atomic_t dev_addr_genid;
97 unsigned long *sysctl_local_reserved_ports;
100 #ifdef CONFIG_IP_MROUTE
101 #ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
102 struct mr_table *mrt;
104 struct list_head mr_tables;
105 struct fib_rules_ops *mr_rules_ops;