#ifndef __NETNS_XFRM_H
#define __NETNS_XFRM_H

#include <linux/list.h>
#include <linux/wait.h>
#include <linux/workqueue.h>
#include <linux/xfrm.h>
#include <net/dst_ops.h>

struct ctl_table_header;

struct xfrm_policy_hash {
struct hlist_head *table;
unsigned int hmask;
};

struct netns_xfrm {
struct list_head state_all;
/*
* Hash table to find appropriate SA towards given target (endpoint of
* tunnel or destination of transport mode) allowed by selector.
*
* Main use is finding SA after policy selected tunnel or transport
* mode. Also, it can be used by ah/esp icmp error handler to find
* offending SA.
*/
struct hlist_head *state_bydst;
struct hlist_head *state_bysrc;
struct hlist_head *state_byspi;
unsigned int state_hmask;
unsigned int state_num;
struct work_struct state_hash_work;
struct hlist_head state_gc_list;
struct work_struct state_gc_work;

wait_queue_head_t km_waitq;

struct list_head policy_all;
struct hlist_head *policy_byidx;
unsigned int policy_idx_hmask;
struct hlist_head policy_inexact[XFRM_POLICY_MAX * 2];
struct xfrm_policy_hash policy_bydst[XFRM_POLICY_MAX * 2];
unsigned int policy_count[XFRM_POLICY_MAX * 2];
struct work_struct policy_hash_work;


struct sock *nlsk;
struct sock *nlsk_stash;

u32 sysctl_aevent_etime;
u32 sysctl_aevent_rseqth;
int sysctl_larval_drop;
u32 sysctl_acq_expires;
#ifdef CONFIG_SYSCTL
struct ctl_table_header *sysctl_hdr;
#endif

struct dst_ops xfrm4_dst_ops;
#if IS_ENABLED(CONFIG_IPV6)
struct dst_ops xfrm6_dst_ops;
#endif
};

#endif