include/keys/keyring-type.h

   1 /* Keyring key type
   2  *
   3  * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _KEYS_KEYRING_TYPE_H
  13 #define _KEYS_KEYRING_TYPE_H
  14
  15 #include <linux/key.h>
  16 #include <linux/rcupdate.h>
  17
  18 /*
  19  * the keyring payload contains a list of the keys to which the keyring is
  20  * subscribed
  21  */
  22 struct keyring_list {
  23         struct rcu_head rcu;            /* RCU deletion hook */
  24         unsigned short  maxkeys;        /* max keys this list can hold */
  25         unsigned short  nkeys;          /* number of keys currently held */
  26         unsigned short  delkey;         /* key to be unlinked by RCU */
  27         struct key __rcu *keys[0];
  28 };
  29
  30
  31 #endif /* _KEYS_KEYRING_TYPE_H */