/* SPDX-License-Identifier: GPL-2.0 */ /* * ipv6 in net namespaces */ #include <net/inet_frag.h> #ifndef __NETNS_IPV6_H__ #define __NETNS_IPV6_H__ #include <net/dst_ops.h> struct ctl_table_header; struct netns_sysctl_ipv6 { #ifdef CONFIG_SYSCTL struct ctl_table_header *hdr; struct ctl_table_header *route_hdr; struct ctl_table_header *icmp_hdr; struct ctl_table_header *frags_hdr; struct ctl_table_header *xfrm6_hdr; #endif int bindv6only; int flush_delay; int ip6_rt_max_size; int ip6_rt_gc_min_interval; int ip6_rt_gc_timeout; int ip6_rt_gc_interval; int ip6_rt_gc_elasticity; int ip6_rt_mtu_expires; int ip6_rt_min_advmss; int multipath_hash_policy; int flowlabel_consistency; int auto_flowlabels; int icmpv6_time; int icmpv6_echo_ignore_all; int anycast_src_echo_reply; int ip_nonlocal_bind; int fwmark_reflect; int idgen_retries; int idgen_delay; int flowlabel_state_ranges; int flowlabel_reflect; int max_dst_opts_cnt; int max_hbh_opts_cnt; int max_dst_opts_len; int max_hbh_opts_len; int seg6_flowlabel; bool skip_notify_on_dev_down; }; struct netns_ipv6 { struct netns_sysctl_ipv6 sysctl; struct ipv6_devconf *devconf_all; struct ipv6_devconf *devconf_dflt; struct inet_peer_base *peers; struct netns_frags frags; #ifdef CONFIG_NETFILTER struct xt_table *ip6table_filter; struct xt_table *ip6table_mangle; struct xt_table *ip6table_raw; #ifdef CONFIG_SECURITY struct xt_table *ip6table_security; #endif struct xt_table *ip6table_nat; #endif struct fib6_info *fib6_null_entry; struct rt6_info *ip6_null_entry; struct rt6_statistics *rt6_stats; struct timer_list ip6_fib_timer; struct hlist_head *fib_table_hash; struct fib6_table *fib6_main_tbl; struct list_head fib6_walkers; struct dst_ops ip6_dst_ops; rwlock_t fib6_walker_lock; spinlock_t fib6_gc_lock; unsigned int ip6_rt_gc_expire; unsigned long ip6_rt_last_gc; #ifdef CONFIG_IPV6_MULTIPLE_TABLES unsigned int fib6_rules_require_fldissect; bool fib6_has_custom_rules; struct rt6_info *ip6_prohibit_entry; struct rt6_info *ip6_blk_hole_entry; struct fib6_table *fib6_local_tbl; struct fib_rules_ops *fib6_rules_ops; #endif struct sock **icmp_sk; struct sock *ndisc_sk; struct sock *tcp_sk; struct sock *igmp_sk; struct sock *mc_autojoin_sk; #ifdef CONFIG_IPV6_MROUTE #ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES struct mr_table *mrt6; #else struct list_head mr6_tables; struct fib_rules_ops *mr6_rules_ops; #endif #endif atomic_t dev_addr_genid; atomic_t fib6_sernum; struct seg6_pernet_data *seg6_data; struct fib_notifier_ops *notifier_ops; struct fib_notifier_ops *ip6mr_notifier_ops; unsigned int ipmr_seq; /* protected by rtnl_mutex */ struct { struct hlist_head head; spinlock_t lock; u32 seq; } ip6addrlbl_table; }; #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6) struct netns_nf_frag { struct netns_frags frags; }; #endif #endif