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>
11 #include <linux/siphash.h>
13 struct tcpm_hash_bucket;
14 struct ctl_table_header;
26 struct ping_group_range {
33 struct ctl_table_header *forw_hdr;
34 struct ctl_table_header *frags_hdr;
35 struct ctl_table_header *ipv4_hdr;
36 struct ctl_table_header *route_hdr;
37 struct ctl_table_header *xfrm4_hdr;
39 struct ipv4_devconf *devconf_all;
40 struct ipv4_devconf *devconf_dflt;
41 #ifdef CONFIG_IP_MULTIPLE_TABLES
42 struct fib_rules_ops *rules_ops;
43 bool fib_has_custom_rules;
44 struct fib_table __rcu *fib_local;
45 struct fib_table __rcu *fib_main;
46 struct fib_table __rcu *fib_default;
48 #ifdef CONFIG_IP_ROUTE_CLASSID
49 int fib_num_tclassid_users;
51 struct hlist_head *fib_table_hash;
52 bool fib_offload_disabled;
55 struct sock * __percpu *icmp_sk;
56 struct sock *mc_autojoin_sk;
58 struct inet_peer_base *peers;
59 struct sock * __percpu *tcp_sk;
60 struct netns_frags frags;
61 #ifdef CONFIG_NETFILTER
62 struct xt_table *iptable_filter;
63 struct xt_table *iptable_mangle;
64 struct xt_table *iptable_raw;
65 struct xt_table *arptable_filter;
66 #ifdef CONFIG_SECURITY
67 struct xt_table *iptable_security;
69 struct xt_table *nat_table;
72 int sysctl_icmp_echo_ignore_all;
73 int sysctl_icmp_echo_ignore_broadcasts;
74 int sysctl_icmp_ignore_bogus_error_responses;
75 int sysctl_icmp_ratelimit;
76 int sysctl_icmp_ratemask;
77 int sysctl_icmp_errors_use_inbound_ifaddr;
79 struct local_ports ip_local_ports;
82 int sysctl_tcp_ecn_fallback;
84 int sysctl_ip_no_pmtu_disc;
85 int sysctl_ip_fwd_use_pmtu;
86 int sysctl_ip_nonlocal_bind;
88 int sysctl_fwmark_reflect;
89 int sysctl_tcp_fwmark_accept;
90 int sysctl_tcp_mtu_probing;
91 int sysctl_tcp_base_mss;
92 int sysctl_tcp_min_snd_mss;
93 int sysctl_tcp_probe_threshold;
94 u32 sysctl_tcp_probe_interval;
96 struct ping_group_range ping_group_range;
98 atomic_t dev_addr_genid;
101 unsigned long *sysctl_local_reserved_ports;
104 #ifdef CONFIG_IP_MROUTE
105 #ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
106 struct mr_table *mrt;
108 struct list_head mr_tables;
109 struct fib_rules_ops *mr_rules_ops;
113 siphash_key_t ip_id_key;