release/src/router/miniupnpd/portinuse.h

   1 /* $Id: portinuse.h,v 1.2 2014/03/28 12:03:28 nanard Exp $ */
   2 /* MiniUPnP project
   3  * http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
   4  * (c) 2006-2014 Thomas Bernard
   5  * This software is subject to the conditions detailed
   6  * in the LICENCE file provided within the distribution */
   7
   8 #ifndef __PORTINUSE_H__
   9 #define __PORTINUSE_H__
  10
  11 #ifdef CHECK_PORTINUSE
  12 /* portinuse()
  13  * determine wether a port is already in use
  14  * on a given interface.
  15  * returns: 0 not in use, > 0 in use
  16  *         -1 in case of error */
  17 int
  18 port_in_use(const char *if_name,
  19             unsigned port, int proto,
  20             const char *iaddr, unsigned iport);
  21 #endif /* CHECK_PORTINUSE */
  22
  23 #endif