security/selinux/include/netnode.h

   1 /*
   2  * Network node table
   3  *
   4  * SELinux must keep a mapping of network nodes to labels/SIDs.  This
   5  * mapping is maintained as part of the normal policy but a fast cache is
   6  * needed to reduce the lookup overhead since most of these queries happen on
   7  * a per-packet basis.
   8  *
   9  * Author: Paul Moore <paul@paul-moore.com>
  10  *
  11  */
  12
  13 /*
  14  * (c) Copyright Hewlett-Packard Development Company, L.P., 2007
  15  *
  16  * This program is free software: you can redistribute it and/or modify
  17  * it under the terms of version 2 of the GNU General Public License as
  18  * published by the Free Software Foundation.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  */
  26
  27 #ifndef _SELINUX_NETNODE_H
  28 #define _SELINUX_NETNODE_H
  29
  30 void sel_netnode_flush(void);
  31
  32 int sel_netnode_sid(void *addr, u16 family, u32 *sid);
  33
  34 #endif