4 #include <linux/list.h>
5 #include <linux/wait.h>
6 #include <linux/workqueue.h>
7 #include <linux/xfrm.h>
9 struct xfrm_policy_hash
{
10 struct hlist_head
*table
;
15 struct list_head state_all
;
17 * Hash table to find appropriate SA towards given target (endpoint of
18 * tunnel or destination of transport mode) allowed by selector.
20 * Main use is finding SA after policy selected tunnel or transport
21 * mode. Also, it can be used by ah/esp icmp error handler to find
24 struct hlist_head
*state_bydst
;
25 struct hlist_head
*state_bysrc
;
26 struct hlist_head
*state_byspi
;
27 unsigned int state_hmask
;
28 unsigned int state_num
;
29 struct work_struct state_hash_work
;
30 struct hlist_head state_gc_list
;
31 struct work_struct state_gc_work
;
33 wait_queue_head_t km_waitq
;
35 struct list_head policy_all
;
36 struct hlist_head
*policy_byidx
;
37 unsigned int policy_idx_hmask
;
38 struct hlist_head policy_inexact
[XFRM_POLICY_MAX
* 2];
39 struct xfrm_policy_hash policy_bydst
[XFRM_POLICY_MAX
* 2];
40 unsigned int policy_count
[XFRM_POLICY_MAX
* 2];
41 struct work_struct policy_hash_work
;