1 /* SPDX-License-Identifier: GPL-2.0 */
3 * ipv6 in net namespaces
6 #include <net/inet_frag.h>
8 #ifndef __NETNS_IPV6_H__
9 #define __NETNS_IPV6_H__
10 #include <net/dst_ops.h>
12 struct ctl_table_header;
14 struct netns_sysctl_ipv6 {
16 struct ctl_table_header *hdr;
17 struct ctl_table_header *route_hdr;
18 struct ctl_table_header *icmp_hdr;
19 struct ctl_table_header *frags_hdr;
20 struct ctl_table_header *xfrm6_hdr;
25 int ip6_rt_gc_min_interval;
26 int ip6_rt_gc_timeout;
27 int ip6_rt_gc_interval;
28 int ip6_rt_gc_elasticity;
29 int ip6_rt_mtu_expires;
30 int ip6_rt_min_advmss;
31 int multipath_hash_policy;
32 int flowlabel_consistency;
35 int anycast_src_echo_reply;
40 int flowlabel_state_ranges;
41 int flowlabel_reflect;
49 struct netns_sysctl_ipv6 sysctl;
50 struct ipv6_devconf *devconf_all;
51 struct ipv6_devconf *devconf_dflt;
52 struct inet_peer_base *peers;
53 struct netns_frags frags;
54 #ifdef CONFIG_NETFILTER
55 struct xt_table *ip6table_filter;
56 struct xt_table *ip6table_mangle;
57 struct xt_table *ip6table_raw;
58 #ifdef CONFIG_SECURITY
59 struct xt_table *ip6table_security;
61 struct xt_table *ip6table_nat;
63 struct rt6_info *ip6_null_entry;
64 struct rt6_statistics *rt6_stats;
65 struct timer_list ip6_fib_timer;
66 struct hlist_head *fib_table_hash;
67 struct fib6_table *fib6_main_tbl;
68 struct list_head fib6_walkers;
69 struct dst_ops ip6_dst_ops;
70 rwlock_t fib6_walker_lock;
71 spinlock_t fib6_gc_lock;
72 unsigned int ip6_rt_gc_expire;
73 unsigned long ip6_rt_last_gc;
74 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
75 unsigned int fib6_rules_require_fldissect;
76 bool fib6_has_custom_rules;
77 struct rt6_info *ip6_prohibit_entry;
78 struct rt6_info *ip6_blk_hole_entry;
79 struct fib6_table *fib6_local_tbl;
80 struct fib_rules_ops *fib6_rules_ops;
82 struct sock **icmp_sk;
83 struct sock *ndisc_sk;
86 struct sock *mc_autojoin_sk;
87 #ifdef CONFIG_IPV6_MROUTE
88 #ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
89 struct mr_table *mrt6;
91 struct list_head mr6_tables;
92 struct fib_rules_ops *mr6_rules_ops;
95 atomic_t dev_addr_genid;
97 struct seg6_pernet_data *seg6_data;
98 struct fib_notifier_ops *notifier_ops;
99 struct fib_notifier_ops *ip6mr_notifier_ops;
100 unsigned int ipmr_seq; /* protected by rtnl_mutex */
102 struct hlist_head head;
108 #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
109 struct netns_nf_frag {
110 struct netns_sysctl_ipv6 sysctl;
111 struct netns_frags frags;