include/net/netns/xfrm.h

   1 #ifndef __NETNS_XFRM_H
   2 #define __NETNS_XFRM_H
   3
   4 #include <linux/list.h>
   5 #include <linux/wait.h>
   6 #include <linux/workqueue.h>
   7 #include <linux/xfrm.h>
   8
   9 struct xfrm_policy_hash {
  10         struct hlist_head       *table;
  11         unsigned int            hmask;
  12 };
  13
  14 struct netns_xfrm {
  15         struct list_head        state_all;
  16         /*
  17          * Hash table to find appropriate SA towards given target (endpoint of
  18          * tunnel or destination of transport mode) allowed by selector.
  19          *
  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
  22          * offending SA.
  23          */
  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;
  32
  33         wait_queue_head_t       km_waitq;
  34
  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 };
  41
  42 #endif