LXR linux/include/net/netns/ipv6.h

   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 icmpv6_echo_ignore_all;
  36        int anycast_src_echo_reply;
  37        int ip_nonlocal_bind;
  38        int fwmark_reflect;
  39        int idgen_retries;
  40        int idgen_delay;
  41        int flowlabel_state_ranges;
  42        int flowlabel_reflect;
  43        int max_dst_opts_cnt;
  44        int max_hbh_opts_cnt;
  45        int max_dst_opts_len;
  46        int max_hbh_opts_len;
  47        int seg6_flowlabel;
  48        bool skip_notify_on_dev_down;
  49};
  50
  51struct netns_ipv6 {
  52        struct netns_sysctl_ipv6 sysctl;
  53        struct ipv6_devconf     *devconf_all;
  54        struct ipv6_devconf     *devconf_dflt;
  55        struct inet_peer_base   *peers;
  56        struct netns_frags      frags;
  57#ifdef CONFIG_NETFILTER
  58        struct xt_table         *ip6table_filter;
  59        struct xt_table         *ip6table_mangle;
  60        struct xt_table         *ip6table_raw;
  61#ifdef CONFIG_SECURITY
  62        struct xt_table         *ip6table_security;
  63#endif
  64        struct xt_table         *ip6table_nat;
  65#endif
  66        struct fib6_info        *fib6_null_entry;
  67        struct rt6_info         *ip6_null_entry;
  68        struct rt6_statistics   *rt6_stats;
  69        struct timer_list       ip6_fib_timer;
  70        struct hlist_head       *fib_table_hash;
  71        struct fib6_table       *fib6_main_tbl;
  72        struct list_head        fib6_walkers;
  73        struct dst_ops          ip6_dst_ops;
  74        rwlock_t                fib6_walker_lock;
  75        spinlock_t              fib6_gc_lock;
  76        unsigned int             ip6_rt_gc_expire;
  77        unsigned long            ip6_rt_last_gc;
  78#ifdef CONFIG_IPV6_MULTIPLE_TABLES
  79        unsigned int            fib6_rules_require_fldissect;
  80        bool                    fib6_has_custom_rules;
  81        struct rt6_info         *ip6_prohibit_entry;
  82        struct rt6_info         *ip6_blk_hole_entry;
  83        struct fib6_table       *fib6_local_tbl;
  84        struct fib_rules_ops    *fib6_rules_ops;
  85#endif
  86        struct sock * __percpu  *icmp_sk;
  87        struct sock             *ndisc_sk;
  88        struct sock             *tcp_sk;
  89        struct sock             *igmp_sk;
  90        struct sock             *mc_autojoin_sk;
  91#ifdef CONFIG_IPV6_MROUTE
  92#ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
  93        struct mr_table         *mrt6;
  94#else
  95        struct list_head        mr6_tables;
  96        struct fib_rules_ops    *mr6_rules_ops;
  97#endif
  98#endif
  99        atomic_t                dev_addr_genid;
 100        atomic_t                fib6_sernum;
 101        struct seg6_pernet_data *seg6_data;
 102        struct fib_notifier_ops *notifier_ops;
 103        struct fib_notifier_ops *ip6mr_notifier_ops;
 104        unsigned int ipmr_seq; /* protected by rtnl_mutex */
 105        struct {
 106                struct hlist_head head;
 107                spinlock_t      lock;
 108                u32             seq;
 109        } ip6addrlbl_table;
 110};
 111
 112#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
 113struct netns_nf_frag {
 114        struct netns_frags      frags;
 115};
 116#endif
 117
 118#endif
 119