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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * ipv6 in net namespaces
4 */
5
6#include <net/inet_frag.h>
7
8#ifndef __NETNS_IPV6_H__
9#define __NETNS_IPV6_H__
10#include <net/dst_ops.h>
11#include <uapi/linux/icmpv6.h>
12
13struct ctl_table_header;
14
15struct netns_sysctl_ipv6 {
16#ifdef CONFIG_SYSCTL
17 struct ctl_table_header *hdr;
18 struct ctl_table_header *route_hdr;
19 struct ctl_table_header *icmp_hdr;
20 struct ctl_table_header *frags_hdr;
21 struct ctl_table_header *xfrm6_hdr;
22#endif
23 int bindv6only;
24 int flush_delay;
25 int ip6_rt_max_size;
26 int ip6_rt_gc_min_interval;
27 int ip6_rt_gc_timeout;
28 int ip6_rt_gc_interval;
29 int ip6_rt_gc_elasticity;
30 int ip6_rt_mtu_expires;
31 int ip6_rt_min_advmss;
32 int multipath_hash_policy;
33 int flowlabel_consistency;
34 int auto_flowlabels;
35 int icmpv6_time;
36 int icmpv6_echo_ignore_all;
37 int icmpv6_echo_ignore_multicast;
38 int icmpv6_echo_ignore_anycast;
39 DECLARE_BITMAP(icmpv6_ratemask, ICMPV6_MSG_MAX + 1);
40 unsigned long *icmpv6_ratemask_ptr;
41 int anycast_src_echo_reply;
42 int ip_nonlocal_bind;
43 int fwmark_reflect;
44 int idgen_retries;
45 int idgen_delay;
46 int flowlabel_state_ranges;
47 int flowlabel_reflect;
48 int max_dst_opts_cnt;
49 int max_hbh_opts_cnt;
50 int max_dst_opts_len;
51 int max_hbh_opts_len;
52 int seg6_flowlabel;
53 bool skip_notify_on_dev_down;
54};
55
56struct netns_ipv6 {
57 struct netns_sysctl_ipv6 sysctl;
58 struct ipv6_devconf *devconf_all;
59 struct ipv6_devconf *devconf_dflt;
60 struct inet_peer_base *peers;
61 struct fqdir *fqdir;
62#ifdef CONFIG_NETFILTER
63 struct xt_table *ip6table_filter;
64 struct xt_table *ip6table_mangle;
65 struct xt_table *ip6table_raw;
66#ifdef CONFIG_SECURITY
67 struct xt_table *ip6table_security;
68#endif
69 struct xt_table *ip6table_nat;
70#endif
71 struct fib6_info *fib6_null_entry;
72 struct rt6_info *ip6_null_entry;
73 struct rt6_statistics *rt6_stats;
74 struct timer_list ip6_fib_timer;
75 struct hlist_head *fib_table_hash;
76 struct fib6_table *fib6_main_tbl;
77 struct list_head fib6_walkers;
78 struct dst_ops ip6_dst_ops;
79 rwlock_t fib6_walker_lock;
80 spinlock_t fib6_gc_lock;
81 unsigned int ip6_rt_gc_expire;
82 unsigned long ip6_rt_last_gc;
83#ifdef CONFIG_IPV6_MULTIPLE_TABLES
84 unsigned int fib6_rules_require_fldissect;
85 bool fib6_has_custom_rules;
86 struct rt6_info *ip6_prohibit_entry;
87 struct rt6_info *ip6_blk_hole_entry;
88 struct fib6_table *fib6_local_tbl;
89 struct fib_rules_ops *fib6_rules_ops;
90#endif
91 struct sock * __percpu *icmp_sk;
92 struct sock *ndisc_sk;
93 struct sock *tcp_sk;
94 struct sock *igmp_sk;
95 struct sock *mc_autojoin_sk;
96#ifdef CONFIG_IPV6_MROUTE
97#ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
98 struct mr_table *mrt6;
99#else
100 struct list_head mr6_tables;
101 struct fib_rules_ops *mr6_rules_ops;
102#endif
103#endif
104 atomic_t dev_addr_genid;
105 atomic_t fib6_sernum;
106 struct seg6_pernet_data *seg6_data;
107 struct fib_notifier_ops *notifier_ops;
108 struct fib_notifier_ops *ip6mr_notifier_ops;
109 unsigned int ipmr_seq; /* protected by rtnl_mutex */
110 struct {
111 struct hlist_head head;
112 spinlock_t lock;
113 u32 seq;
114 } ip6addrlbl_table;
115};
116
117#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
118struct netns_nf_frag {
119 struct fqdir *fqdir;
120};
121#endif
122
123#endif
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * ipv6 in net namespaces
4 */
5
6#include <net/inet_frag.h>
7
8#ifndef __NETNS_IPV6_H__
9#define __NETNS_IPV6_H__
10#include <net/dst_ops.h>
11
12struct ctl_table_header;
13
14struct netns_sysctl_ipv6 {
15#ifdef CONFIG_SYSCTL
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;
21#endif
22 int bindv6only;
23 int flush_delay;
24 int ip6_rt_max_size;
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;
33 int auto_flowlabels;
34 int icmpv6_time;
35 int anycast_src_echo_reply;
36 int ip_nonlocal_bind;
37 int fwmark_reflect;
38 int idgen_retries;
39 int idgen_delay;
40 int flowlabel_state_ranges;
41 int flowlabel_reflect;
42 int max_dst_opts_cnt;
43 int max_hbh_opts_cnt;
44 int max_dst_opts_len;
45 int max_hbh_opts_len;
46};
47
48struct netns_ipv6 {
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;
60#endif
61 struct xt_table *ip6table_nat;
62#endif
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;
81#endif
82 struct sock **icmp_sk;
83 struct sock *ndisc_sk;
84 struct sock *tcp_sk;
85 struct sock *igmp_sk;
86 struct sock *mc_autojoin_sk;
87#ifdef CONFIG_IPV6_MROUTE
88#ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
89 struct mr_table *mrt6;
90#else
91 struct list_head mr6_tables;
92 struct fib_rules_ops *mr6_rules_ops;
93#endif
94#endif
95 atomic_t dev_addr_genid;
96 atomic_t fib6_sernum;
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 */
101 struct {
102 struct hlist_head head;
103 spinlock_t lock;
104 u32 seq;
105 } ip6addrlbl_table;
106};
107
108#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
109struct netns_nf_frag {
110 struct netns_sysctl_ipv6 sysctl;
111 struct netns_frags frags;
112};
113#endif
114
115#endif