release/src/router/openvpn/pf-inline.h

   1 /*
   2  *  OpenVPN -- An application to securely tunnel IP networks
   3  *             over a single TCP/UDP port, with support for SSL/TLS-based
   4  *             session authentication and key exchange,
   5  *             packet encryption, packet authentication, and
   6  *             packet compression.
   7  *
   8  *  Copyright (C) 2002-2009 OpenVPN Technologies, Inc. <sales@openvpn.net>
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License version 2
  12  *  as published by the Free Software Foundation.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program (see the file COPYING included with this
  21  *  distribution); if not, write to the Free Software Foundation, Inc.,
  22  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #if defined(ENABLE_PF) && !defined(PF_INLINE_H)
  26 #define PF_INLINE_H
  27
  28 /*
  29  * Inline functions
  30  */
  31
  32 #define PCT_SRC  1
  33 #define PCT_DEST 2
  34 static inline bool
  35 pf_c2c_test (const struct context *src, const struct context *dest, const char *prefix)
  36 {
  37   bool pf_cn_test (struct pf_set *pfs, const struct tls_multi *tm, const int type, const char *prefix);
  38   return  (!src->c2.pf.enabled  || pf_cn_test (src->c2.pf.pfs,  dest->c2.tls_multi, PCT_DEST, prefix))
  39        && (!dest->c2.pf.enabled || pf_cn_test (dest->c2.pf.pfs, src->c2.tls_multi,  PCT_SRC,  prefix));
  40 }
  41
  42 static inline bool
  43 pf_addr_test (const struct context *src, const struct mroute_addr *dest, const char *prefix)
  44 {
  45   bool pf_addr_test_dowork (const struct context *src, const struct mroute_addr *dest, const char *prefix);
  46
  47   if (src->c2.pf.enabled)
  48     return pf_addr_test_dowork (src, dest, prefix);
  49   else
  50     return true;
  51 }
  52
  53 static inline bool
  54 pf_kill_test (const struct pf_set *pfs)
  55 {
  56   return pfs->kill;
  57 }
  58
  59 #endif